diff options
Diffstat (limited to 'drivers')
394 files changed, 24615 insertions, 4735 deletions
diff --git a/drivers/ata/pata_of_platform.c b/drivers/ata/pata_of_platform.c index 408da30594c..1f18ad9e4fe 100644 --- a/drivers/ata/pata_of_platform.c +++ b/drivers/ata/pata_of_platform.c @@ -52,7 +52,7 @@ static int __devinit pata_of_platform_probe(struct of_device *ofdev, ret = of_irq_to_resource(dn, 0, &irq_res); if (ret == NO_IRQ) - irq_res.start = irq_res.end = -1; + irq_res.start = irq_res.end = 0; else irq_res.flags = 0; diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig index 6318f6b5736..d8e8c49c0cb 100644 --- a/drivers/base/Kconfig +++ b/drivers/base/Kconfig @@ -54,7 +54,7 @@ config FIRMWARE_IN_KERNEL such firmware, and do not wish to use an initrd. This single option controls the inclusion of firmware for - every driver which usees request_firmare() and ships its + every driver which uses request_firmare() and ships its firmware in the kernel source tree, to avoid a proliferation of 'Include firmware for xxx device' options. diff --git a/drivers/base/bus.c b/drivers/base/bus.c index ef522ae5548..5aee1c0169e 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -333,9 +333,7 @@ static int match_name(struct device *dev, void *data) { const char *name = data; - if (strcmp(name, dev->bus_id) == 0) - return 1; - return 0; + return sysfs_streq(name, dev->bus_id); } /** @@ -982,6 +980,56 @@ struct klist *bus_get_device_klist(struct bus_type *bus) } EXPORT_SYMBOL_GPL(bus_get_device_klist); +/* + * Yes, this forcably breaks the klist abstraction temporarily. It + * just wants to sort the klist, not change reference counts and + * take/drop locks rapidly in the process. It does all this while + * holding the lock for the list, so objects can't otherwise be + * added/removed while we're swizzling. + */ +static void device_insertion_sort_klist(struct device *a, struct list_head *list, + int (*compare)(const struct device *a, + const struct device *b)) +{ + struct list_head *pos; + struct klist_node *n; + struct device *b; + + list_for_each(pos, list) { + n = container_of(pos, struct klist_node, n_node); + b = container_of(n, struct device, knode_bus); + if (compare(a, b) <= 0) { + list_move_tail(&a->knode_bus.n_node, + &b->knode_bus.n_node); + return; + } + } + list_move_tail(&a->knode_bus.n_node, list); +} + +void bus_sort_breadthfirst(struct bus_type *bus, + int (*compare)(const struct device *a, + const struct device *b)) +{ + LIST_HEAD(sorted_devices); + struct list_head *pos, *tmp; + struct klist_node *n; + struct device *dev; + struct klist *device_klist; + + device_klist = bus_get_device_klist(bus); + + spin_lock(&device_klist->k_lock); + list_for_each_safe(pos, tmp, &device_klist->k_list) { + n = container_of(pos, struct klist_node, n_node); + dev = container_of(n, struct device, knode_bus); + device_insertion_sort_klist(dev, &sorted_devices, compare); + } + list_splice(&sorted_devices, &device_klist->k_list); + spin_unlock(&device_klist->k_lock); +} +EXPORT_SYMBOL_GPL(bus_sort_breadthfirst); + int __init buses_init(void) { bus_kset = kset_create_and_add("bus", &bus_uevent_ops, NULL); diff --git a/drivers/base/core.c b/drivers/base/core.c index b98cb1416a2..8c2cc2648f5 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -523,11 +523,16 @@ static void klist_children_put(struct klist_node *n) * device_initialize - init device structure. * @dev: device. * - * This prepares the device for use by other layers, - * including adding it to the device hierarchy. + * This prepares the device for use by other layers by initializing + * its fields. * It is the first half of device_register(), if called by - * that, though it can also be called separately, so one - * may use @dev's fields (e.g. the refcount). + * that function, though it can also be called separately, so one + * may use @dev's fields. In particular, get_device()/put_device() + * may be used for reference counting of @dev after calling this + * function. + * + * NOTE: Use put_device() to give up your reference instead of freeing + * @dev directly once you have called this function. */ void device_initialize(struct device *dev) { @@ -835,9 +840,13 @@ static void device_remove_sys_dev_entry(struct device *dev) * This is part 2 of device_register(), though may be called * separately _iff_ device_initialize() has been called separately. * - * This adds it to the kobject hierarchy via kobject_add(), adds it + * This adds @dev to the kobject hierarchy via kobject_add(), adds it * to the global and sibling lists for the device, then * adds it to the other relevant subsystems of the driver model. + * + * NOTE: _Never_ directly free @dev after calling this function, even + * if it returned an error! Always use put_device() to give up your + * reference instead. */ int device_add(struct device *dev) { @@ -965,6 +974,10 @@ done: * I.e. you should only call the two helpers separately if * have a clearly defined need to use and refcount the device * before it is added to the hierarchy. + * + * NOTE: _Never_ directly free @dev after calling this function, even + * if it returned an error! Always use put_device() to give up the + * reference initialized in this function instead. */ int device_register(struct device *dev) { @@ -1243,7 +1256,7 @@ struct device *device_create_vargs(struct class *class, struct device *parent, return dev; error: - kfree(dev); + put_device(dev); return ERR_PTR(retval); } EXPORT_SYMBOL_GPL(device_create_vargs); @@ -1314,6 +1327,11 @@ EXPORT_SYMBOL_GPL(device_destroy); * device_rename - renames a device * @dev: the pointer to the struct device to be renamed * @new_name: the new name of the device + * + * It is the responsibility of the caller to provide mutual + * exclusion between two different calls of device_rename + * on the same device to ensure that new_name is valid and + * won't conflict with other devices. */ int device_rename(struct device *dev, char *new_name) { diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 3ac443b2ac0..20febc00a52 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -257,6 +257,9 @@ static int __driver_attach(struct device *dev, void *data) * is an error. */ + if (drv->bus->match && !drv->bus->match(dev, drv)) + return 0; + if (dev->parent) /* Needed for USB */ down(&dev->parent->sem); down(&dev->sem); diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index c9c92b00fd5..b7e571031ec 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -164,8 +164,7 @@ static ssize_t firmware_loading_store(struct device *dev, } /* fallthrough */ default: - printk(KERN_ERR "%s: unexpected value (%d)\n", __func__, - loading); + dev_err(dev, "%s: unexpected value (%d)\n", __func__, loading); /* fallthrough */ case -1: fw_load_abort(fw_priv); @@ -309,7 +308,7 @@ static int fw_register_device(struct device **dev_p, const char *fw_name, *dev_p = NULL; if (!fw_priv || !f_dev) { - printk(KERN_ERR "%s: kmalloc failed\n", __func__); + dev_err(device, "%s: kmalloc failed\n", __func__); retval = -ENOMEM; goto error_kfree; } @@ -329,8 +328,7 @@ static int fw_register_device(struct device **dev_p, const char *fw_name, f_dev->uevent_suppress = 1; retval = device_register(f_dev); if (retval) { - printk(KERN_ERR "%s: device_register failed\n", - __func__); + dev_err(device, "%s: device_register failed\n", __func__); goto error_kfree; } *dev_p = f_dev; @@ -363,15 +361,13 @@ static int fw_setup_device(struct firmware *fw, struct device **dev_p, fw_priv->fw = fw; retval = sysfs_create_bin_file(&f_dev->kobj, &fw_priv->attr_data); if (retval) { - printk(KERN_ERR "%s: sysfs_create_bin_file failed\n", - __func__); + dev_err(device, "%s: sysfs_create_bin_file failed\n", __func__); goto error_unreg; } retval = device_create_file(f_dev, &dev_attr_loading); if (retval) { - printk(KERN_ERR "%s: device_create_file failed\n", - __func__); + dev_err(device, "%s: device_create_file failed\n", __func__); goto error_unreg; } @@ -401,8 +397,8 @@ _request_firmware(const struct firmware **firmware_p, const char *name, *firmware_p = firmware = kzalloc(sizeof(*firmware), GFP_KERNEL); if (!firmware) { - printk(KERN_ERR "%s: kmalloc(struct firmware) failed\n", - __func__); + dev_err(device, "%s: kmalloc(struct firmware) failed\n", + __func__); retval = -ENOMEM; goto out; } @@ -411,15 +407,15 @@ _request_firmware(const struct firmware **firmware_p, const char *name, builtin++) { if (strcmp(name, builtin->name)) continue; - printk(KERN_INFO "firmware: using built-in firmware %s\n", - name); + dev_info(device, "firmware: using built-in firmware %s\n", + name); firmware->size = builtin->size; firmware->data = builtin->data; return 0; } if (uevent) - printk(KERN_INFO "firmware: requesting %s\n", name); + dev_info(device, "firmware: requesting %s\n", name); retval = fw_setup_device(firmware, &f_dev, name, device, uevent); if (retval) diff --git a/drivers/base/platform.c b/drivers/base/platform.c index 3f940393d6c..dfcbfe50486 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -42,10 +42,8 @@ struct resource *platform_get_resource(struct platform_device *dev, for (i = 0; i < dev->num_resources; i++) { struct resource *r = &dev->resource[i]; - if ((r->flags & (IORESOURCE_IO|IORESOURCE_MEM| - IORESOURCE_IRQ|IORESOURCE_DMA)) == type) - if (num-- == 0) - return r; + if (type == resource_type(r) && num-- == 0) + return r; } return NULL; } @@ -78,10 +76,8 @@ struct resource *platform_get_resource_byname(struct platform_device *dev, for (i = 0; i < dev->num_resources; i++) { struct resource *r = &dev->resource[i]; - if ((r->flags & (IORESOURCE_IO|IORESOURCE_MEM| - IORESOURCE_IRQ|IORESOURCE_DMA)) == type) - if (!strcmp(r->name, name)) - return r; + if (type == resource_type(r) && !strcmp(r->name, name)) + return r; } return NULL; } @@ -259,9 +255,9 @@ int platform_device_add(struct platform_device *pdev) p = r->parent; if (!p) { - if (r->flags & IORESOURCE_MEM) + if (resource_type(r) == IORESOURCE_MEM) p = &iomem_resource; - else if (r->flags & IORESOURCE_IO) + else if (resource_type(r) == IORESOURCE_IO) p = &ioport_resource; } @@ -282,9 +278,14 @@ int platform_device_add(struct platform_device *pdev) return ret; failed: - while (--i >= 0) - if (pdev->resource[i].flags & (IORESOURCE_MEM|IORESOURCE_IO)) - release_resource(&pdev->resource[i]); + while (--i >= 0) { + struct resource *r = &pdev->resource[i]; + unsigned long type = resource_type(r); + + if (type == IORESOURCE_MEM || type == IORESOURCE_IO) + release_resource(r); + } + return ret; } EXPORT_SYMBOL_GPL(platform_device_add); @@ -306,7 +307,9 @@ void platform_device_del(struct platform_device *pdev) for (i = 0; i < pdev->num_resources; i++) { struct resource *r = &pdev->resource[i]; - if (r->flags & (IORESOURCE_MEM|IORESOURCE_IO)) + unsigned long type = resource_type(r); + + if (type == IORESOURCE_MEM || type == IORESOURCE_IO) release_resource(r); } } @@ -391,6 +394,53 @@ error: } EXPORT_SYMBOL_GPL(platform_device_register_simple); +/** + * platform_device_register_data + * @parent: parent device for the device we're adding + * @name: base name of the device we're adding + * @id: instance id + * @data: platform specific data for this platform device + * @size: size of platform specific data + * + * This function creates a simple platform device that requires minimal + * resource and memory management. Canned release function freeing memory + * allocated for the device allows drivers using such devices to be + * unloaded without waiting for the last reference to the device to be + * dropped. + */ +struct platform_device *platform_device_register_data( + struct device *parent, + const char *name, int id, + const void *data, size_t size) +{ + struct platform_device *pdev; + int retval; + + pdev = platform_device_alloc(name, id); + if (!pdev) { + retval = -ENOMEM; + goto error; + } + + pdev->dev.parent = parent; + + if (size) { + retval = platform_device_add_data(pdev, data, size); + if (retval) + goto error; + } + + retval = platform_device_add(pdev); + if (retval) + goto error; + + return pdev; + +error: + platform_device_put(pdev); + return ERR_PTR(retval); +} + static int platform_drv_probe(struct device *_dev) { struct platform_driver *drv = to_platform_driver(_dev->driver); @@ -862,7 +912,7 @@ static int platform_pm_restore_noirq(struct device *dev) #endif /* !CONFIG_HIBERNATION */ -struct pm_ext_ops platform_pm_ops = { +static struct pm_ext_ops platform_pm_ops = { .base = { .prepare = platform_pm_prepare, .complete = platform_pm_complete, diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 273a944d404..692c20ba514 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -83,7 +83,7 @@ void device_pm_add(struct device *dev) * transition is in progress in order to avoid leaving them * unhandled down the road */ - WARN_ON(true); + dev_WARN(dev, "Parentless device registered during a PM transaction\n"); } list_add_tail(&dev->power.entry, &dpm_list); @@ -778,10 +778,7 @@ EXPORT_SYMBOL_GPL(device_suspend); void __suspend_report_result(const char *function, void *fn, int ret) { - if (ret) { - printk(KERN_ERR "%s(): ", function); - print_fn_descriptor_symbol("%s returns ", fn); - printk("%d\n", ret); - } + if (ret) + printk(KERN_ERR "%s(): %pF returns %d\n", function, fn, ret); } EXPORT_SYMBOL_GPL(__suspend_report_result); diff --git a/drivers/block/aoe/aoechr.c b/drivers/block/aoe/aoechr.c index 1f56d2c5b7f..200efc4d2c1 100644 --- a/drivers/block/aoe/aoechr.c +++ b/drivers/block/aoe/aoechr.c @@ -284,9 +284,9 @@ aoechr_init(void) return PTR_ERR(aoe_class); } for (i = 0; i < ARRAY_SIZE(chardevs); ++i) - device_create_drvdata(aoe_class, NULL, - MKDEV(AOE_MAJOR, chardevs[i].minor), - NULL, chardevs[i].name); + device_create(aoe_class, NULL, + MKDEV(AOE_MAJOR, chardevs[i].minor), NULL, + chardevs[i].name); return 0; } diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index cf64ddf5d83..2cea27aba9a 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -4172,7 +4172,7 @@ static int __init floppy_init(void) int i, unit, drive; int err, dr; -#if defined(CONFIG_PPC_MERGE) +#if defined(CONFIG_PPC) if (check_legacy_ioport(FDC1)) return -ENODEV; #endif diff --git a/drivers/block/paride/pg.c b/drivers/block/paride/pg.c index d731ca42f80..9dfa2716300 100644 --- a/drivers/block/paride/pg.c +++ b/drivers/block/paride/pg.c @@ -686,9 +686,8 @@ static int __init pg_init(void) for (unit = 0; unit < PG_UNITS; unit++) { struct pg *dev = &devices[unit]; if (dev->present) - device_create_drvdata(pg_class, NULL, - MKDEV(major, unit), NULL, - "pg%u", unit); + device_create(pg_class, NULL, MKDEV(major, unit), NULL, + "pg%u", unit); } err = 0; goto out; diff --git a/drivers/block/paride/pt.c b/drivers/block/paride/pt.c index 673b8b2fd33..5ae229656ea 100644 --- a/drivers/block/paride/pt.c +++ b/drivers/block/paride/pt.c @@ -979,12 +979,10 @@ static int __init pt_init(void) for (unit = 0; unit < PT_UNITS; unit++) if (pt[unit].present) { - device_create_drvdata(pt_class, NULL, - MKDEV(major, unit), NULL, - "pt%d", unit); - device_create_drvdata(pt_class, NULL, - MKDEV(major, unit + 128), NULL, - "pt%dn", unit); + device_create(pt_class, NULL, MKDEV(major, unit), NULL, + "pt%d", unit); + device_create(pt_class, NULL, MKDEV(major, unit + 128), + NULL, "pt%dn", unit); } goto out; diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index 0e077150568..195ca7c720f 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -302,9 +302,8 @@ static struct kobj_type kobj_pkt_type_wqueue = { static void pkt_sysfs_dev_new(struct pktcdvd_device *pd) { if (class_pktcdvd) { - pd->dev = device_create_drvdata(class_pktcdvd, NULL, - pd->pkt_dev, NULL, - "%s", pd->name); + pd->dev = device_create(class_pktcdvd, NULL, pd->pkt_dev, NULL, + "%s", pd->name); if (IS_ERR(pd->dev)) pd->dev = NULL; } diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c index f1c8feb5510..1730d29e604 100644 --- a/drivers/block/viodasd.c +++ b/drivers/block/viodasd.c @@ -249,7 +249,6 @@ static int send_request(struct request *req) struct HvLpEvent *hev; struct scatterlist sg[VIOMAXBLOCKDMA]; int sgindex; - int statindex; struct viodasd_device *d; unsigned long flags; @@ -258,11 +257,9 @@ static int send_request(struct request *req) if (rq_data_dir(req) == READ) { direction = DMA_FROM_DEVICE; viocmd = viomajorsubtype_blockio | vioblockread; - statindex = 0; } else { direction = DMA_TO_DEVICE; viocmd = viomajorsubtype_blockio | vioblockwrite; - statindex = 1; } d = req->rq_disk->private_data; diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index 700ff967945..122254155ae 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -1043,15 +1043,6 @@ config HPET open selects one of the timers supported by the HPET. The timers are non-periodic and/or periodic. -config HPET_RTC_IRQ - bool - default HPET_EMULATE_RTC - depends on RTC && HPET - help - If you say Y here, you will disable RTC_IRQ in drivers/char/rtc.c. It - is assumed the platform called hpet_alloc with the RTC IRQ values for - the HPET timers. - config HPET_MMAP bool "Allow mmap of HPET" default y diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c index 603a986e96a..3f98254b911 100644 --- a/drivers/char/agp/amd-k7-agp.c +++ b/drivers/char/agp/amd-k7-agp.c @@ -223,12 +223,14 @@ static int amd_irongate_configure(void) current_size = A_SIZE_LVL2(agp_bridge->current_size); - /* Get the memory mapped registers */ - pci_read_config_dword(agp_bridge->dev, AMD_MMBASE, &temp); - temp = (temp & PCI_BASE_ADDRESS_MEM_MASK); - amd_irongate_private.registers = (volatile u8 __iomem *) ioremap(temp, 4096); - if (!amd_irongate_private.registers) - return -ENOMEM; + if (!amd_irongate_private.registers) { + /* Get the memory mapped registers */ + pci_read_config_dword(agp_bridge->dev, AMD_MMBASE, &temp); + temp = (temp & PCI_BASE_ADDRESS_MEM_MASK); + amd_irongate_private.registers = (volatile u8 __iomem *) ioremap(temp, 4096); + if (!amd_irongate_private.registers) + return -ENOMEM; + } /* Write out the address of the gatt table */ writel(agp_bridge->gatt_bus_addr, amd_irongate_private.registers+AMD_ATTBASE); @@ -492,6 +494,26 @@ static void __devexit agp_amdk7_remove(struct pci_dev *pdev) agp_put_bridge(bridge); } +#ifdef CONFIG_PM + +static int agp_amdk7_suspend(struct pci_dev *pdev, pm_message_t state) +{ + pci_save_state(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + + return 0; +} + +static int agp_amdk7_resume(struct pci_dev *pdev) +{ + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + + return amd_irongate_driver.configure(); +} + +#endif /* CONFIG_PM */ + /* must be the same order as name table above */ static struct pci_device_id agp_amdk7_pci_table[] = { { @@ -528,6 +550,10 @@ static struct pci_driver agp_amdk7_pci_driver = { .id_table = agp_amdk7_pci_table, .probe = agp_amdk7_probe, .remove = agp_amdk7_remove, +#ifdef CONFIG_PM + .suspend = agp_amdk7_suspend, + .resume = agp_amdk7_resume, +#endif }; static int __init agp_amdk7_init(void) diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 043e36628d6..1108665913e 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -54,8 +54,7 @@ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965Q_HB || \ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965G_HB || \ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965GM_HB || \ - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965GME_HB || \ - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965GME_HB) #define IS_G33 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G33_HB || \ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q35_HB || \ @@ -63,7 +62,8 @@ #define IS_G4X (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGD_E_HB || \ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q45_HB || \ - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G45_HB) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G45_HB || \ + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB) extern int agp_memory_reserved; @@ -214,8 +214,8 @@ static int intel_i810_configure(void) if (agp_bridge->driver->needs_scratch_page) { for (i = 0; i < current_size->num_entries; i++) { writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); - readl(intel_private.registers+I810_PTE_BASE+(i*4)); /* PCI posting. */ } + readl(intel_private.registers+I810_PTE_BASE+((i-1)*4)); /* PCI posting. */ } global_cache_flush(); return 0; @@ -525,8 +525,10 @@ static void intel_i830_init_gtt_entries(void) size += 4; } else if (IS_G4X) { /* On 4 series hardware, GTT stolen is separate from graphics - * stolen, ignore it in stolen gtt entries counting */ - size = 0; + * stolen, ignore it in stolen gtt entries counting. However, + * 4KB of the stolen memory doesn't get mapped to the GTT. + */ + size = 4; } else { /* On previous hardware, the GTT size was just what was * required to map the aperture. @@ -773,8 +775,8 @@ static int intel_i830_configure(void) if (agp_bridge->driver->needs_scratch_page) { for (i = intel_private.gtt_entries; i < current_size->num_entries; i++) { writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); - readl(intel_private.registers+I810_PTE_BASE+(i*4)); /* PCI Posting. */ } + readl(intel_private.registers+I810_PTE_BASE+((i-1)*4)); /* PCI Posting. */ } global_cache_flush(); @@ -989,8 +991,8 @@ static int intel_i915_configure(void) if (agp_bridge->driver->needs_scratch_page) { for (i = intel_private.gtt_entries; i < current_size->num_entries; i++) { writel(agp_bridge->scratch_page, intel_private.gtt+i); - readl(intel_private.gtt+i); /* PCI Posting. */ } + readl(intel_private.gtt+i-1); /* PCI Posting. */ } global_cache_flush(); diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c index dc70d377181..5bbed3d79db 100644 --- a/drivers/char/agp/nvidia-agp.c +++ b/drivers/char/agp/nvidia-agp.c @@ -201,10 +201,15 @@ extern int agp_memory_reserved; static int nvidia_insert_memory(struct agp_memory *mem, off_t pg_start, int type) { int i, j; + int mask_type; - if ((type != 0) || (mem->type != 0)) + mask_type = agp_generic_type_to_mask_type(mem->bridge, type); + if (mask_type != 0 || type != mem->type) return -EINVAL; + if (mem->page_count == 0) + return 0; + if ((pg_start + mem->page_count) > (nvidia_private.num_active_entries - agp_memory_reserved/PAGE_SIZE)) return -EINVAL; @@ -220,10 +225,13 @@ static int nvidia_insert_memory(struct agp_memory *mem, off_t pg_start, int type } for (i = 0, j = pg_start; i < mem->page_count; i++, j++) { writel(agp_bridge->driver->mask_memory(agp_bridge, - mem->memory[i], mem->type), + mem->memory[i], mask_type), agp_bridge->gatt_table+nvidia_private.pg_offset+j); - readl(agp_bridge->gatt_table+nvidia_private.pg_offset+j); /* PCI Posting. */ } + + /* PCI Posting. */ + readl(agp_bridge->gatt_table+nvidia_private.pg_offset+j - 1); + agp_bridge->driver->tlb_flush(mem); return 0; } @@ -233,9 +241,15 @@ static int nvidia_remove_memory(struct agp_memory *mem, off_t pg_start, int type { int i; - if ((type != 0) || (mem->type != 0)) + int mask_type; + + mask_type = agp_generic_type_to_mask_type(mem->bridge, type); + if (mask_type != 0 || type != mem->type) return -EINVAL; + if (mem->page_count == 0) + return 0; + for (i = pg_start; i < (mem->page_count + pg_start); i++) writel(agp_bridge->scratch_page, agp_bridge->gatt_table+nvidia_private.pg_offset+i); diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c index b899d9182c7..05674febb0c 100644 --- a/drivers/char/applicom.c +++ b/drivers/char/applicom.c @@ -478,7 +478,7 @@ static int do_ac_read(int IndexCard, char __user *buf, struct st_ram_io *st_loc, struct mailbox *mailbox) { void __iomem *from = apbs[IndexCard].RamIO + RAM_TO_PC; - unsigned char *to = (unsigned char *)&mailbox; + unsigned char *to = (unsigned char *)mailbox; #ifdef DEBUG int c; #endif diff --git a/drivers/char/bsr.c b/drivers/char/bsr.c index b650b4e48e5..456f54db73e 100644 --- a/drivers/char/bsr.c +++ b/drivers/char/bsr.c @@ -229,9 +229,8 @@ static int bsr_create_devs(struct device_node *bn) if (result) goto out_err; - cur->bsr_device = device_create_drvdata(bsr_class, NULL, - cur->bsr_dev, - cur, cur->bsr_name); + cur->bsr_device = device_create(bsr_class, NULL, cur->bsr_dev, + cur, cur->bsr_name); if (!cur->bsr_device) { printk(KERN_ERR "device_create failed for %s\n", cur->bsr_name); diff --git a/drivers/char/ds1286.c b/drivers/char/ds1286.c index fb584938c9c..5329d482b58 100644 --- a/drivers/char/ds1286.c +++ b/drivers/char/ds1286.c @@ -443,7 +443,6 @@ static void ds1286_get_time(struct rtc_time *rtc_tm) { unsigned char save_control; unsigned long flags; - unsigned long uip_watchdog = jiffies; /* * read RTC once any update in progress is done. The update @@ -456,8 +455,7 @@ static void ds1286_get_time(struct rtc_time *rtc_tm) */ if (ds1286_is_updating() != 0) - while (time_before(jiffies, uip_watchdog + 2*HZ/100)) - barrier(); + msleep(20); /* * Only the values that we read from the RTC are set. We leave diff --git a/drivers/char/dsp56k.c b/drivers/char/dsp56k.c index ca7c72a486b..85832ab924e 100644 --- a/drivers/char/dsp56k.c +++ b/drivers/char/dsp56k.c @@ -508,8 +508,8 @@ static int __init dsp56k_init_driver(void) err = PTR_ERR(dsp56k_class); goto out_chrdev; } - device_create_drvdata(dsp56k_class, NULL, MKDEV(DSP56K_MAJOR, 0), - NULL, "dsp56k"); + device_create(dsp56k_class, NULL, MKDEV(DSP56K_MAJOR, 0), NULL, + "dsp56k"); printk(banner); goto out; diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c index ec7aded0a2d..bf70450a49c 100644 --- a/drivers/char/hvc_console.c +++ b/drivers/char/hvc_console.c @@ -367,13 +367,13 @@ static void hvc_close(struct tty_struct *tty, struct file * filp) spin_lock_irqsave(&hp->lock, flags); if (--hp->count == 0) { - if (hp->ops->notifier_del) - hp->ops->notifier_del(hp, hp->data); - /* We are done with the tty pointer now. */ hp->tty = NULL; spin_unlock_irqrestore(&hp->lock, flags); + if (hp->ops->notifier_del) + hp->ops->notifier_del(hp, hp->data); + /* * Chain calls chars_in_buffer() and returns immediately if * there is no buffered data otherwise sleeps on a wait queue @@ -416,11 +416,11 @@ static void hvc_hangup(struct tty_struct *tty) hp->n_outbuf = 0; hp->tty = NULL; + spin_unlock_irqrestore(&hp->lock, flags); + if (hp->ops->notifier_del) hp->ops->notifier_del(hp, hp->data); - spin_unlock_irqrestore(&hp->lock, flags); - while(temp_open_count) { --temp_open_count; kref_put(&hp->kref, destroy_hvc_struct); diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c index 51738bdd834..d4e7dca06e4 100644 --- a/drivers/char/hw_random/omap-rng.c +++ b/drivers/char/hw_random/omap-rng.c @@ -118,18 +118,21 @@ static int __init omap_rng_probe(struct platform_device *pdev) mem = request_mem_region(res->start, res->end - res->start + 1, pdev->name); - if (mem == NULL) - return -EBUSY; + if (mem == NULL) { + ret = -EBUSY; + goto err_region; + } dev_set_drvdata(&pdev->dev, mem); - rng_base = (u32 __force __iomem *)io_p2v(res->start); + rng_base = ioremap(res->start, res->end - res->start + 1); + if (!rng_base) { + ret = -ENOMEM; + goto err_ioremap; + } ret = hwrng_register(&omap_rng_ops); - if (ret) { - release_resource(mem); - rng_base = NULL; - return ret; - } + if (ret) + goto err_register; dev_info(&pdev->dev, "OMAP Random Number Generator ver. %02x\n", omap_rng_read_reg(RNG_REV_REG)); @@ -138,6 +141,18 @@ static int __init omap_rng_probe(struct platform_device *pdev) rng_dev = pdev; return 0; + +err_register: + iounmap(rng_base); + rng_base = NULL; +err_ioremap: + release_resource(mem); +err_region: + if (cpu_is_omap24xx()) { + clk_disable(rng_ick); + clk_put(rng_ick); + } + return ret; } static int __exit omap_rng_remove(struct platform_device *pdev) @@ -148,6 +163,8 @@ static int __exit omap_rng_remove(struct platform_device *pdev) omap_rng_write_reg(RNG_MASK_REG, 0x0); + iounmap(rng_base); + if (cpu_is_omap24xx()) { clk_disable(rng_ick); clk_put(rng_ick); diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c index 6774572d375..70e0ebc30bd 100644 --- a/drivers/char/ip2/ip2main.c +++ b/drivers/char/ip2/ip2main.c @@ -745,12 +745,12 @@ static int __init ip2_loadmain(void) pB = i2BoardPtrTable[i]; if (pB != NULL) { - device_create_drvdata(ip2_class, NULL, - MKDEV(IP2_IPL_MAJOR, 4 * i), - NULL, "ipl%d", i); - device_create_drvdata(ip2_class, NULL, - MKDEV(IP2_IPL_MAJOR, 4 * i + 1), - NULL, "stat%d", i); + device_create(ip2_class, NULL, + MKDEV(IP2_IPL_MAJOR, 4 * i), + NULL, "ipl%d", i); + device_create(ip2_class, NULL, + MKDEV(IP2_IPL_MAJOR, 4 * i + 1), + NULL, "stat%d", i); for (box = 0; box < ABS_MAX_BOXES; box++) for (j = 0; j < ABS_BIGGEST_BOX; j++) diff --git a/drivers/char/ipmi/ipmi_devintf.c b/drivers/char/ipmi/ipmi_devintf.c index 64e1c169e82..835a33c8d5f 100644 --- a/drivers/char/ipmi/ipmi_devintf.c +++ b/drivers/char/ipmi/ipmi_devintf.c @@ -871,7 +871,7 @@ static void ipmi_new_smi(int if_num, struct device *device) entry->dev = dev; mutex_lock(®_list_mutex); - device_create_drvdata(ipmi_class, device, dev, NULL, "ipmi%d", if_num); + device_create(ipmi_class, device, dev, NULL, "ipmi%d", if_num); list_add(&entry->link, ®_list); mutex_unlock(®_list_mutex); } diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index 8e8afb6141f..3123bf57ad9 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -2695,7 +2695,7 @@ static __devinit void default_find_bmc(void) for (i = 0; ; i++) { if (!ipmi_defaults[i].port) break; -#ifdef CONFIG_PPC_MERGE +#ifdef CONFIG_PPC if (check_legacy_ioport(ipmi_defaults[i].port)) continue; #endif diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c index 505d7a1f6b8..44e5d60f517 100644 --- a/drivers/char/istallion.c +++ b/drivers/char/istallion.c @@ -4600,9 +4600,8 @@ static int __init istallion_module_init(void) istallion_class = class_create(THIS_MODULE, "staliomem"); for (i = 0; i < 4; i++) - device_create_drvdata(istallion_class, NULL, - MKDEV(STL_SIOMEMMAJOR, i), - NULL, "staliomem%d", i); + device_create(istallion_class, NULL, MKDEV(STL_SIOMEMMAJOR, i), + NULL, "staliomem%d", i); return 0; err_deinit: diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c index 7b3a212c86b..de26a978fbd 100644 --- a/drivers/char/keyboard.c +++ b/drivers/char/keyboard.c @@ -1249,7 +1249,7 @@ static void kbd_keycode(unsigned int keycode, int down, int hw_raw) return; } - if (keycode > NR_KEYS) + if (keycode >= NR_KEYS) if (keycode >= KEY_BRL_DOT1 && keycode <= KEY_BRL_DOT8) keysym = K(KT_BRL, keycode - KEY_BRL_DOT1 + 1); else diff --git a/drivers/char/lp.c b/drivers/char/lp.c index 3f2719b9f77..e444c2dba16 100644 --- a/drivers/char/lp.c +++ b/drivers/char/lp.c @@ -813,8 +813,8 @@ static int lp_register(int nr, struct parport *port) if (reset) lp_reset(nr); - device_create_drvdata(lp_class, port->dev, MKDEV(LP_MAJOR, nr), NULL, - "lp%d", nr); + device_create(lp_class, port->dev, MKDEV(LP_MAJOR, nr), NULL, + "lp%d", nr); printk(KERN_INFO "lp%d: using %s (%s).\n", nr, port->name, (port->irq == PARPORT_IRQ_NONE)?"polling":"interrupt-driven"); diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 672b08e694d..6431f6921a6 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -992,9 +992,9 @@ static int __init chr_dev_init(void) mem_class = class_create(THIS_MODULE, "mem"); for (i = 0; i < ARRAY_SIZE(devlist); i++) - device_create_drvdata(mem_class, NULL, - MKDEV(MEM_MAJOR, devlist[i].minor), - NULL, devlist[i].name); + device_create(mem_class, NULL, + MKDEV(MEM_MAJOR, devlist[i].minor), NULL, + devlist[i].name); return 0; } diff --git a/drivers/char/misc.c b/drivers/char/misc.c index 999aa779c08..a5e0db9d766 100644 --- a/drivers/char/misc.c +++ b/drivers/char/misc.c @@ -217,8 +217,8 @@ int misc_register(struct miscdevice * misc) misc_minors[misc->minor >> 3] |= 1 << (misc->minor & 7); dev = MKDEV(MISC_MAJOR, misc->minor); - misc->this_device = device_create_drvdata(misc_class, misc->parent, - dev, NULL, "%s", misc->name); + misc->this_device = device_create(misc_class, misc->parent, dev, NULL, + "%s", misc->name); if (IS_ERR(misc->this_device)) { err = PTR_ERR(misc->this_device); goto out; diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index 5df4003ad87..12d327a2c9b 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -513,7 +513,7 @@ static int moxa_real_load_code(struct moxa_board_conf *brd, const void *ptr, size_t len) { void __iomem *baseAddr = brd->basemem; - const u16 *uptr = ptr; + const __le16 *uptr = ptr; size_t wlen, len2, j; unsigned long key, loadbuf, loadlen, checksum, checksum_ok; unsigned int i, retry; diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c index 1c5bf99895e..dbb91257456 100644 --- a/drivers/char/pcmcia/cm4000_cs.c +++ b/drivers/char/pcmcia/cm4000_cs.c @@ -1871,7 +1871,7 @@ static int cm4000_probe(struct pcmcia_device *link) return ret; } - device_create_drvdata(cmm_class, NULL, MKDEV(major, i), NULL, "cmm%d", i); + device_create(cmm_class, NULL, MKDEV(major, i), NULL, "cmm%d", i); return 0; } diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c index 2d7c906435b..4f0723b0797 100644 --- a/drivers/char/pcmcia/cm4040_cs.c +++ b/drivers/char/pcmcia/cm4040_cs.c @@ -637,8 +637,7 @@ static int reader_probe(struct pcmcia_device *link) return ret; } - device_create_drvdata(cmx_class, NULL, MKDEV(major, i), NULL, - "cmx%d", i); + device_create(cmx_class, NULL, MKDEV(major, i), NULL, "cmx%d", i); return 0; } diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c index bee39fdfba7..c84c34fb123 100644 --- a/drivers/char/ppdev.c +++ b/drivers/char/ppdev.c @@ -760,9 +760,8 @@ static const struct file_operations pp_fops = { static void pp_attach(struct parport *port) { - device_create_drvdata(ppdev_class, port->dev, - MKDEV(PP_MAJOR, port->number), - NULL, "parport%d", port->number); + device_create(ppdev_class, port->dev, MKDEV(PP_MAJOR, port->number), + NULL, "parport%d", port->number); } static void pp_detach(struct parport *port) diff --git a/drivers/char/random.c b/drivers/char/random.c index 6af435b8986..c8752eaad48 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -1205,7 +1205,7 @@ static int proc_do_uuid(ctl_table *table, int write, struct file *filp, return proc_dostring(&fake_table, write, filp, buffer, lenp, ppos); } -static int uuid_strategy(ctl_table *table, int __user *name, int nlen, +static int uuid_strategy(ctl_table *table, void __user *oldval, size_t __user *oldlenp, void __user *newval, size_t newlen) { diff --git a/drivers/char/raw.c b/drivers/char/raw.c index 47b8cf281d4..e139372d0e6 100644 --- a/drivers/char/raw.c +++ b/drivers/char/raw.c @@ -131,8 +131,8 @@ raw_ioctl(struct inode *inode, struct file *filp, static void bind_device(struct raw_config_request *rq) { device_destroy(raw_class, MKDEV(RAW_MAJOR, rq->raw_minor)); - device_create_drvdata(raw_class, NULL, MKDEV(RAW_MAJOR, rq->raw_minor), - NULL, "raw%d", rq->raw_minor); + device_create(raw_class, NULL, MKDEV(RAW_MAJOR, rq->raw_minor), NULL, + "raw%d", rq->raw_minor); } /* @@ -283,8 +283,7 @@ static int __init raw_init(void) ret = PTR_ERR(raw_class); goto error_region; } - device_create_drvdata(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, - "rawctl"); + device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl"); return 0; diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index b47710c1788..17683de9571 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -96,7 +96,7 @@ static unsigned long rtc_port; static int rtc_irq; #endif -#ifdef CONFIG_HPET_RTC_IRQ +#ifdef CONFIG_HPET_EMULATE_RTC #undef RTC_IRQ #endif diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c index 3ce60df14c0..32b74de18f5 100644 --- a/drivers/char/snsc.c +++ b/drivers/char/snsc.c @@ -444,8 +444,8 @@ scdrv_init(void) continue; } - device_create_drvdata(snsc_class, NULL, dev, NULL, - "%s", devname); + device_create(snsc_class, NULL, dev, NULL, + "%s", devname); ia64_sn_irtr_intr_enable(scd->scd_nasid, 0 /*ignored */ , diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c index 8b8f07a7f50..963b03fb29e 100644 --- a/drivers/char/stallion.c +++ b/drivers/char/stallion.c @@ -4743,8 +4743,8 @@ static int __init stallion_module_init(void) if (IS_ERR(stallion_class)) printk("STALLION: failed to create class\n"); for (i = 0; i < 4; i++) - device_create_drvdata(stallion_class, NULL, MKDEV(STL_SIOMEMMAJOR, i), - NULL, "staliomem%d", i); + device_create(stallion_class, NULL, MKDEV(STL_SIOMEMMAJOR, i), + NULL, "staliomem%d", i); return 0; err_unrtty: diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c index 8fdfe9c871e..dce4cc0e695 100644 --- a/drivers/char/sysrq.c +++ b/drivers/char/sysrq.c @@ -23,6 +23,7 @@ #include <linux/reboot.h> #include <linux/sysrq.h> #include <linux/kbd_kern.h> +#include <linux/proc_fs.h> #include <linux/quotaops.h> #include <linux/kernel.h> #include <linux/module.h> @@ -326,6 +327,7 @@ static struct sysrq_key_op sysrq_moom_op = { .handler = sysrq_handle_moom, .help_msg = "Full", .action_msg = "Manual OOM execution", + .enable_mask = SYSRQ_ENABLE_SIGNAL, }; static void sysrq_handle_kill(int key, struct tty_struct *tty) @@ -533,3 +535,32 @@ int unregister_sysrq_key(int key, struct sysrq_key_op *op_p) return __sysrq_swap_key_ops(key, NULL, op_p); } EXPORT_SYMBOL(unregister_sysrq_key); + +#ifdef CONFIG_PROC_FS +/* + * writing 'C' to /proc/sysrq-trigger is like sysrq-C + */ +static ssize_t write_sysrq_trigger(struct file *file, const char __user *buf, + size_t count, loff_t *ppos) +{ + if (count) { + char c; + + if (get_user(c, buf)) + return -EFAULT; + __handle_sysrq(c, NULL, 0); + } + return count; +} + +static const struct file_operations proc_sysrq_trigger_operations = { + .write = write_sysrq_trigger, +}; + +static int __init sysrq_init(void) +{ + proc_create("sysrq-trigger", S_IWUSR, NULL, &proc_sysrq_trigger_operations); + return 0; +} +module_init(sysrq_init); +#endif diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c index 1fee7034a38..e70d13defde 100644 --- a/drivers/char/tpm/tpm.c +++ b/drivers/char/tpm/tpm.c @@ -525,19 +525,19 @@ void tpm_get_timeouts(struct tpm_chip *chip) timeout = be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX))); if (timeout) - chip->vendor.timeout_a = msecs_to_jiffies(timeout); + chip->vendor.timeout_a = usecs_to_jiffies(timeout); timeout = be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_2_IDX))); if (timeout) - chip->vendor.timeout_b = msecs_to_jiffies(timeout); + chip->vendor.timeout_b = usecs_to_jiffies(timeout); timeout = be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_3_IDX))); if (timeout) - chip->vendor.timeout_c = msecs_to_jiffies(timeout); + chip->vendor.timeout_c = usecs_to_jiffies(timeout); timeout = be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_4_IDX))); if (timeout) - chip->vendor.timeout_d = msecs_to_jiffies(timeout); + chip->vendor.timeout_d = usecs_to_jiffies(timeout); duration: memcpy(data, tpm_cap, sizeof(tpm_cap)); @@ -554,15 +554,22 @@ duration: return; chip->vendor.duration[TPM_SHORT] = - msecs_to_jiffies(be32_to_cpu + usecs_to_jiffies(be32_to_cpu (*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX)))); + /* The Broadcom BCM0102 chipset in a Dell Latitude D820 gets the above + * value wrong and apparently reports msecs rather than usecs. So we + * fix up the resulting too-small TPM_SHORT value to make things work. + */ + if (chip->vendor.duration[TPM_SHORT] < (HZ/100)) + chip->vendor.duration[TPM_SHORT] = HZ; + chip->vendor.duration[TPM_MEDIUM] = - msecs_to_jiffies(be32_to_cpu + usecs_to_jiffies(be32_to_cpu (*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_2_IDX)))); chip->vendor.duration[TPM_LONG] = - msecs_to_jiffies(be32_to_cpu + usecs_to_jiffies(be32_to_cpu (*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_3_IDX)))); } @@ -1180,11 +1187,8 @@ struct tpm_chip *tpm_register_hardware(struct device *dev, chip = kzalloc(sizeof(*chip), GFP_KERNEL); devname = kmalloc(DEVNAME_SIZE, GFP_KERNEL); - if (chip == NULL || devname == NULL) { - kfree(chip); - kfree(devname); - return NULL; - } + if (chip == NULL || devname == NULL) + goto out_free; mutex_init(&chip->buffer_mutex); mutex_init(&chip->tpm_mutex); @@ -1201,8 +1205,7 @@ struct tpm_chip *tpm_register_hardware(struct device *dev, if (chip->dev_num >= TPM_NUM_DEVICES) { dev_err(dev, "No available tpm device numbers\n"); - kfree(chip); - return NULL; + goto out_free; } else if (chip->dev_num == 0) chip->vendor.miscdev.minor = TPM_MINOR; else @@ -1243,6 +1246,11 @@ struct tpm_chip *tpm_register_hardware(struct device *dev, spin_unlock(&driver_lock); return chip; + +out_free: + kfree(chip); + kfree(devname); + return NULL; } EXPORT_SYMBOL_GPL(tpm_register_hardware); diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index 7053d633369..59f472143f0 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -2850,7 +2850,7 @@ struct device *tty_register_device(struct tty_driver *driver, unsigned index, else tty_line_name(driver, index, name); - return device_create_drvdata(tty_class, device, dev, NULL, name); + return device_create(tty_class, device, dev, NULL, name); } EXPORT_SYMBOL(tty_register_device); @@ -3032,11 +3032,12 @@ EXPORT_SYMBOL(tty_devnum); void proc_clear_tty(struct task_struct *p) { + unsigned long flags; struct tty_struct *tty; - spin_lock_irq(&p->sighand->siglock); + spin_lock_irqsave(&p->sighand->siglock, flags); tty = p->signal->tty; p->signal->tty = NULL; - spin_unlock_irq(&p->sighand->siglock); + spin_unlock_irqrestore(&p->sighand->siglock, flags); tty_kref_put(tty); } diff --git a/drivers/char/vc_screen.c b/drivers/char/vc_screen.c index c2ae52dd53d..4f3b3f95fc4 100644 --- a/drivers/char/vc_screen.c +++ b/drivers/char/vc_screen.c @@ -481,10 +481,10 @@ static struct class *vc_class; void vcs_make_sysfs(struct tty_struct *tty) { - device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1), - NULL, "vcs%u", tty->index + 1); - device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129), - NULL, "vcsa%u", tty->index + 1); + device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1), NULL, + "vcs%u", tty->index + 1); + device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129), NULL, + "vcsa%u", tty->index + 1); } void vcs_remove_sysfs(struct tty_struct *tty) @@ -499,7 +499,7 @@ int __init vcs_init(void) panic("unable to get major %d for vcs device", VCS_MAJOR); vc_class = class_create(THIS_MODULE, "vc"); - device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, 0), NULL, "vcs"); - device_create_drvdata(vc_class, NULL, MKDEV(VCS_MAJOR, 128), NULL, "vcsa"); + device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 0), NULL, "vcs"); + device_create(vc_class, NULL, MKDEV(VCS_MAJOR, 128), NULL, "vcsa"); return 0; } diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c index 7a70a40ad63..ffc9254f7e0 100644 --- a/drivers/char/viotape.c +++ b/drivers/char/viotape.c @@ -886,10 +886,10 @@ static int viotape_probe(struct vio_dev *vdev, const struct vio_device_id *id) state[i].cur_part = 0; for (j = 0; j < MAX_PARTITIONS; ++j) state[i].part_stat_rwi[j] = VIOT_IDLE; - device_create_drvdata(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i), - NULL, "iseries!vt%d", i); - device_create_drvdata(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i | 0x80), - NULL, "iseries!nvt%d", i); + device_create(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i), NULL, + "iseries!vt%d", i); + device_create(tape_class, NULL, MKDEV(VIOTAPE_MAJOR, i | 0x80), NULL, + "iseries!nvt%d", i); printk(VIOTAPE_KERN_INFO "tape iseries/vt%d is iSeries " "resource %10.10s type %4.4s, model %3.3s\n", i, viotape_unitinfo[i].rsrcname, diff --git a/drivers/char/vt.c b/drivers/char/vt.c index a0f7ffb6808..d8f83e26e4a 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -59,7 +59,7 @@ * by Martin Mares <mj@atrey.karlin.mff.cuni.cz>, July 1998 * * Removed old-style timers, introduced console_timer, made timer - * deletion SMP-safe. 17Jun00, Andrew Morton <andrewm@uow.edu.au> + * deletion SMP-safe. 17Jun00, Andrew Morton * * Removed console_lock, enabled interrupts across all console operations * 13 March 2001, Andrew Morton diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c index 278c9857bcf..ed132fe55d3 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c @@ -657,8 +657,7 @@ static int __devinit hwicap_setup(struct device *dev, int id, goto failed3; } - device_create_drvdata(icap_class, dev, devt, NULL, - "%s%d", DRIVER_NAME, id); + device_create(icap_class, dev, devt, NULL, "%s%d", DRIVER_NAME, id); return 0; /* success */ failed3: diff --git a/drivers/dca/dca-sysfs.c b/drivers/dca/dca-sysfs.c index 7af4b403bd2..bb538b9690e 100644 --- a/drivers/dca/dca-sysfs.c +++ b/drivers/dca/dca-sysfs.c @@ -15,9 +15,8 @@ int dca_sysfs_add_req(struct dca_provider *dca, struct device *dev, int slot) struct device *cd; static int req_count; - cd = device_create_drvdata(dca_class, dca->cd, - MKDEV(0, slot + 1), NULL, - "requester%d", req_count++); + cd = device_create(dca_class, dca->cd, MKDEV(0, slot + 1), NULL, + "requester%d", req_count++); if (IS_ERR(cd)) return PTR_ERR(cd); return 0; @@ -48,8 +47,7 @@ idr_try_again: return err; } - cd = device_create_drvdata(dca_class, dev, MKDEV(0, 0), NULL, - "dca%d", dca->id); + cd = device_create(dca_class, dev, MKDEV(0, 0), NULL, "dca%d", dca->id); if (IS_ERR(cd)) { spin_lock(&dca_idr_lock); idr_remove(&dca_idr, dca->id); diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c index 4a16b5b61cf..f0d9b415db5 100644 --- a/drivers/edac/i5000_edac.c +++ b/drivers/edac/i5000_edac.c @@ -119,6 +119,7 @@ #define FERR_NF_UNCORRECTABLE (FERR_NF_M12ERR | \ FERR_NF_M11ERR | \ FERR_NF_M10ERR | \ + FERR_NF_M9ERR | \ FERR_NF_M8ERR | \ FERR_NF_M7ERR | \ FERR_NF_M6ERR | \ @@ -301,6 +302,9 @@ static char *numcol_toString[] = { }; #endif +/* enables the report of miscellaneous messages as CE errors - default off */ +static int misc_messages; + /* Enumeration of supported devices */ enum i5000_chips { I5000P = 0, @@ -466,7 +470,8 @@ static void i5000_process_fatal_error_info(struct mem_ctl_info *mci, struct i5000_error_info *info, int handle_errors) { - char msg[EDAC_MC_LABEL_LEN + 1 + 90]; + char msg[EDAC_MC_LABEL_LEN + 1 + 160]; + char *specific = NULL; u32 allErrors; int branch; int channel; @@ -480,11 +485,6 @@ static void i5000_process_fatal_error_info(struct mem_ctl_info *mci, if (!allErrors) return; /* if no error, return now */ - /* ONLY ONE of the possible error bits will be set, as per the docs */ - i5000_mc_printk(mci, KERN_ERR, - "FATAL ERRORS Found!!! 1st FATAL Err Reg= 0x%x\n", - allErrors); - branch = EXTRACT_FBDCHAN_INDX(info->ferr_fat_fbd); channel = branch; @@ -501,28 +501,42 @@ static void i5000_process_fatal_error_info(struct mem_ctl_info *mci, rdwr ? "Write" : "Read", ras, cas); /* Only 1 bit will be on */ - if (allErrors & FERR_FAT_M1ERR) { - i5000_mc_printk(mci, KERN_ERR, - "Alert on non-redundant retry or fast " - "reset timeout\n"); - - } else if (allErrors & FERR_FAT_M2ERR) { - i5000_mc_printk(mci, KERN_ERR, - "Northbound CRC error on non-redundant " - "retry\n"); - - } else if (allErrors & FERR_FAT_M3ERR) { - i5000_mc_printk(mci, KERN_ERR, - ">Tmid Thermal event with intelligent " - "throttling disabled\n"); + switch (allErrors) { + case FERR_FAT_M1ERR: + specific = "Alert on non-redundant retry or fast " + "reset timeout"; + break; + case FERR_FAT_M2ERR: + specific = "Northbound CRC error on non-redundant " + "retry"; + break; + case FERR_FAT_M3ERR: + { + static int done; + + /* + * This error is generated to inform that the intelligent + * throttling is disabled and the temperature passed the + * specified middle point. Since this is something the BIOS + * should take care of, we'll warn only once to avoid + * worthlessly flooding the log. + */ + if (done) + return; + done++; + + specific = ">Tmid Thermal event with intelligent " + "throttling disabled"; + } + break; } /* Form out message */ snprintf(msg, sizeof(msg), "(Branch=%d DRAM-Bank=%d RDWR=%s RAS=%d CAS=%d " - "FATAL Err=0x%x)", + "FATAL Err=0x%x (%s))", branch >> 1, bank, rdwr ? "Write" : "Read", ras, cas, - allErrors); + allErrors, specific); /* Call the helper to output message */ edac_mc_handle_fbd_ue(mci, rank, channel, channel + 1, msg); @@ -539,7 +553,8 @@ static void i5000_process_nonfatal_error_info(struct mem_ctl_info *mci, struct i5000_error_info *info, int handle_errors) { - char msg[EDAC_MC_LABEL_LEN + 1 + 90]; + char msg[EDAC_MC_LABEL_LEN + 1 + 170]; + char *specific = NULL; u32 allErrors; u32 ue_errors; u32 ce_errors; @@ -557,10 +572,6 @@ static void i5000_process_nonfatal_error_info(struct mem_ctl_info *mci, return; /* if no error, return now */ /* ONLY ONE of the possible error bits will be set, as per the docs */ - i5000_mc_printk(mci, KERN_WARNING, - "NON-FATAL ERRORS Found!!! 1st NON-FATAL Err " - "Reg= 0x%x\n", allErrors); - ue_errors = allErrors & FERR_NF_UNCORRECTABLE; if (ue_errors) { debugf0("\tUncorrected bits= 0x%x\n", ue_errors); @@ -579,12 +590,47 @@ static void i5000_process_nonfatal_error_info(struct mem_ctl_info *mci, rank, channel, channel + 1, branch >> 1, bank, rdwr ? "Write" : "Read", ras, cas); + switch (ue_errors) { + case FERR_NF_M12ERR: + specific = "Non-Aliased Uncorrectable Patrol Data ECC"; + break; + case FERR_NF_M11ERR: + specific = "Non-Aliased Uncorrectable Spare-Copy " + "Data ECC"; + break; + case FERR_NF_M10ERR: + specific = "Non-Aliased Uncorrectable Mirrored Demand " + "Data ECC"; + break; + case FERR_NF_M9ERR: + specific = "Non-Aliased Uncorrectable Non-Mirrored " + "Demand Data ECC"; + break; + case FERR_NF_M8ERR: + specific = "Aliased Uncorrectable Patrol Data ECC"; + break; + case FERR_NF_M7ERR: + specific = "Aliased Uncorrectable Spare-Copy Data ECC"; + break; + case FERR_NF_M6ERR: + specific = "Aliased Uncorrectable Mirrored Demand " + "Data ECC"; + break; + case FERR_NF_M5ERR: + specific = "Aliased Uncorrectable Non-Mirrored Demand " + "Data ECC"; + break; + case FERR_NF_M4ERR: + specific = "Uncorrectable Data ECC on Replay"; + break; + } + /* Form out message */ snprintf(msg, sizeof(msg), "(Branch=%d DRAM-Bank=%d RDWR=%s RAS=%d " - "CAS=%d, UE Err=0x%x)", + "CAS=%d, UE Err=0x%x (%s))", branch >> 1, bank, rdwr ? "Write" : "Read", ras, cas, - ue_errors); + ue_errors, specific); /* Call the helper to output message */ edac_mc_handle_fbd_ue(mci, rank, channel, channel + 1, msg); @@ -616,51 +662,74 @@ static void i5000_process_nonfatal_error_info(struct mem_ctl_info *mci, rank, channel, branch >> 1, bank, rdwr ? "Write" : "Read", ras, cas); + switch (ce_errors) { + case FERR_NF_M17ERR: + specific = "Correctable Non-Mirrored Demand Data ECC"; + break; + case FERR_NF_M18ERR: + specific = "Correctable Mirrored Demand Data ECC"; + break; + case FERR_NF_M19ERR: + specific = "Correctable Spare-Copy Data ECC"; + break; + case FERR_NF_M20ERR: + specific = "Correctable Patrol Data ECC"; + break; + } + /* Form out message */ snprintf(msg, sizeof(msg), "(Branch=%d DRAM-Bank=%d RDWR=%s RAS=%d " - "CAS=%d, CE Err=0x%x)", branch >> 1, bank, - rdwr ? "Write" : "Read", ras, cas, ce_errors); + "CAS=%d, CE Err=0x%x (%s))", branch >> 1, bank, + rdwr ? "Write" : "Read", ras, cas, ce_errors, + specific); /* Call the helper to output message */ edac_mc_handle_fbd_ce(mci, rank, channel, msg); } - /* See if any of the thermal errors have fired */ - misc_errors = allErrors & FERR_NF_THERMAL; - if (misc_errors) { - i5000_printk(KERN_WARNING, "\tTHERMAL Error, bits= 0x%x\n", - misc_errors); - } - - /* See if any of the thermal errors have fired */ - misc_errors = allErrors & FERR_NF_NON_RETRY; - if (misc_errors) { - i5000_printk(KERN_WARNING, "\tNON-Retry Errors, bits= 0x%x\n", - misc_errors); - } + if (!misc_messages) + return; - /* See if any of the thermal errors have fired */ - misc_errors = allErrors & FERR_NF_NORTH_CRC; + misc_errors = allErrors & (FERR_NF_NON_RETRY | FERR_NF_NORTH_CRC | + FERR_NF_SPD_PROTOCOL | FERR_NF_DIMM_SPARE); if (misc_errors) { - i5000_printk(KERN_WARNING, - "\tNORTHBOUND CRC Error, bits= 0x%x\n", - misc_errors); - } + switch (misc_errors) { + case FERR_NF_M13ERR: + specific = "Non-Retry or Redundant Retry FBD Memory " + "Alert or Redundant Fast Reset Timeout"; + break; + case FERR_NF_M14ERR: + specific = "Non-Retry or Redundant Retry FBD " + "Configuration Alert"; + break; + case FERR_NF_M15ERR: + specific = "Non-Retry or Redundant Retry FBD " + "Northbound CRC error on read data"; + break; + case FERR_NF_M21ERR: + specific = "FBD Northbound CRC error on " + "FBD Sync Status"; + break; + case FERR_NF_M22ERR: + specific = "SPD protocol error"; + break; + case FERR_NF_M27ERR: + specific = "DIMM-spare copy started"; + break; + case FERR_NF_M28ERR: + specific = "DIMM-spare copy completed"; + break; + } + branch = EXTRACT_FBDCHAN_INDX(info->ferr_nf_fbd); - /* See if any of the thermal errors have fired */ - misc_errors = allErrors & FERR_NF_SPD_PROTOCOL; - if (misc_errors) { - i5000_printk(KERN_WARNING, - "\tSPD Protocol Error, bits= 0x%x\n", - misc_errors); - } + /* Form out message */ + snprintf(msg, sizeof(msg), + "(Branch=%d Err=%#x (%s))", branch >> 1, + misc_errors, specific); - /* See if any of the thermal errors have fired */ - misc_errors = allErrors & FERR_NF_DIMM_SPARE; - if (misc_errors) { - i5000_printk(KERN_WARNING, "\tDIMM-Spare Error, bits= 0x%x\n", - misc_errors); + /* Call the helper to output message */ + edac_mc_handle_fbd_ce(mci, 0, 0, msg); } } @@ -1497,3 +1566,6 @@ MODULE_DESCRIPTION("MC Driver for Intel I5000 memory controllers - " module_param(edac_op_state, int, 0444); MODULE_PARM_DESC(edac_op_state, "EDAC Error Reporting state: 0=Poll,1=NMI"); +module_param(misc_messages, int, 0444); +MODULE_PARM_DESC(misc_messages, "Log miscellaneous non fatal messages"); + diff --git a/drivers/edac/i82443bxgx_edac.c b/drivers/edac/i82443bxgx_edac.c index c5305e3ee43..577760a82a0 100644 --- a/drivers/edac/i82443bxgx_edac.c +++ b/drivers/edac/i82443bxgx_edac.c @@ -114,6 +114,12 @@ struct i82443bxgx_edacmc_error_info { static struct edac_pci_ctl_info *i82443bxgx_pci; +static struct pci_dev *mci_pdev; /* init dev: in case that AGP code has + * already registered driver + */ + +static int i82443bxgx_registered = 1; + static void i82443bxgx_edacmc_get_error_info(struct mem_ctl_info *mci, struct i82443bxgx_edacmc_error_info *info) @@ -345,10 +351,17 @@ EXPORT_SYMBOL_GPL(i82443bxgx_edacmc_probe1); static int __devinit i82443bxgx_edacmc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { + int rc; + debugf0("MC: " __FILE__ ": %s()\n", __func__); /* don't need to call pci_device_enable() */ - return i82443bxgx_edacmc_probe1(pdev, ent->driver_data); + rc = i82443bxgx_edacmc_probe1(pdev, ent->driver_data); + + if (mci_pdev == NULL) + mci_pdev = pci_dev_get(pdev); + + return rc; } static void __devexit i82443bxgx_edacmc_remove_one(struct pci_dev *pdev) @@ -387,15 +400,61 @@ static struct pci_driver i82443bxgx_edacmc_driver = { static int __init i82443bxgx_edacmc_init(void) { + int pci_rc; /* Ensure that the OPSTATE is set correctly for POLL or NMI */ opstate_init(); - return pci_register_driver(&i82443bxgx_edacmc_driver); + pci_rc = pci_register_driver(&i82443bxgx_edacmc_driver); + if (pci_rc < 0) + goto fail0; + + if (mci_pdev == NULL) { + const struct pci_device_id *id = &i82443bxgx_pci_tbl[0]; + int i = 0; + i82443bxgx_registered = 0; + + while (mci_pdev == NULL && id->vendor != 0) { + mci_pdev = pci_get_device(id->vendor, + id->device, NULL); + i++; + id = &i82443bxgx_pci_tbl[i]; + } + if (!mci_pdev) { + debugf0("i82443bxgx pci_get_device fail\n"); + pci_rc = -ENODEV; + goto fail1; + } + + pci_rc = i82443bxgx_edacmc_init_one(mci_pdev, i82443bxgx_pci_tbl); + + if (pci_rc < 0) { + debugf0("i82443bxgx init fail\n"); + pci_rc = -ENODEV; + goto fail1; + } + } + + return 0; + +fail1: + pci_unregister_driver(&i82443bxgx_edacmc_driver); + +fail0: + if (mci_pdev != NULL) + pci_dev_put(mci_pdev); + + return pci_rc; } static void __exit i82443bxgx_edacmc_exit(void) { pci_unregister_driver(&i82443bxgx_edacmc_driver); + + if (!i82443bxgx_registered) + i82443bxgx_edacmc_remove_one(mci_pdev); + + if (mci_pdev) + pci_dev_put(mci_pdev); } module_init(i82443bxgx_edacmc_init); diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 2265d9ca153..0cfcb2d075a 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -17,6 +17,7 @@ #include <linux/io.h> #include <linux/mod_devicetable.h> #include <linux/edac.h> +#include <linux/smp.h> #include <linux/of_platform.h> #include <linux/of_device.h> @@ -40,7 +41,7 @@ static u32 orig_pci_err_en; #endif static u32 orig_l2_err_disable; -static u32 orig_hid1; +static u32 orig_hid1[2]; /************************ MC SYSFS parts ***********************************/ @@ -647,6 +648,9 @@ static struct of_device_id mpc85xx_l2_err_of_match[] = { { .compatible = "fsl,8568-l2-cache-controller", }, + { + .compatible = "fsl,mpc8572-l2-cache-controller", + }, {}, }; @@ -912,7 +916,8 @@ static int __devinit mpc85xx_mc_err_probe(struct of_device *op, /* register interrupts */ pdata->irq = irq_of_parse_and_map(op->node, 0); res = devm_request_irq(&op->dev, pdata->irq, - mpc85xx_mc_isr, IRQF_DISABLED, + mpc85xx_mc_isr, + IRQF_DISABLED | IRQF_SHARED, "[EDAC] MC err", mci); if (res < 0) { printk(KERN_ERR "%s: Unable to request irq %d for " @@ -980,6 +985,9 @@ static struct of_device_id mpc85xx_mc_err_of_match[] = { { .compatible = "fsl,8568-memory-controller", }, + { + .compatible = "fsl,mpc8572-memory-controller", + }, {}, }; @@ -995,6 +1003,14 @@ static struct of_platform_driver mpc85xx_mc_err_driver = { }, }; + +static void __init mpc85xx_mc_clear_rfxe(void *data) +{ + orig_hid1[smp_processor_id()] = mfspr(SPRN_HID1); + mtspr(SPRN_HID1, (orig_hid1[smp_processor_id()] & ~0x20000)); +} + + static int __init mpc85xx_mc_init(void) { int res = 0; @@ -1030,19 +1046,22 @@ static int __init mpc85xx_mc_init(void) * need to clear HID1[RFXE] to disable machine check int * so we can catch it */ - if (edac_op_state == EDAC_OPSTATE_INT) { - orig_hid1 = mfspr(SPRN_HID1); - mtspr(SPRN_HID1, (orig_hid1 & ~0x20000)); - } + if (edac_op_state == EDAC_OPSTATE_INT) + on_each_cpu(mpc85xx_mc_clear_rfxe, NULL, 0); return 0; } module_init(mpc85xx_mc_init); +static void __exit mpc85xx_mc_restore_hid1(void *data) +{ + mtspr(SPRN_HID1, orig_hid1[smp_processor_id()]); +} + static void __exit mpc85xx_mc_exit(void) { - mtspr(SPRN_HID1, orig_hid1); + on_each_cpu(mpc85xx_mc_restore_hid1, NULL, 0); #ifdef CONFIG_PCI of_unregister_platform_driver(&mpc85xx_pci_err_driver); #endif diff --git a/drivers/firewire/fw-card.c b/drivers/firewire/fw-card.c index bbd73a406e5..418c18f07e9 100644 --- a/drivers/firewire/fw-card.c +++ b/drivers/firewire/fw-card.c @@ -189,39 +189,16 @@ static const char gap_count_table[] = { 63, 5, 7, 8, 10, 13, 16, 18, 21, 24, 26, 29, 32, 35, 37, 40 }; -struct bm_data { - struct fw_transaction t; - struct { - __be32 arg; - __be32 data; - } lock; - u32 old; - int rcode; - struct completion done; -}; - -static void -complete_bm_lock(struct fw_card *card, int rcode, - void *payload, size_t length, void *data) -{ - struct bm_data *bmd = data; - - if (rcode == RCODE_COMPLETE) - bmd->old = be32_to_cpu(*(__be32 *) payload); - bmd->rcode = rcode; - complete(&bmd->done); -} - static void fw_card_bm_work(struct work_struct *work) { struct fw_card *card = container_of(work, struct fw_card, work.work); struct fw_device *root_device; struct fw_node *root_node, *local_node; - struct bm_data bmd; unsigned long flags; - int root_id, new_root_id, irm_id, gap_count, generation, grace; + int root_id, new_root_id, irm_id, gap_count, generation, grace, rcode; bool do_reset = false; + __be32 lock_data[2]; spin_lock_irqsave(&card->lock, flags); local_node = card->local_node; @@ -263,33 +240,28 @@ fw_card_bm_work(struct work_struct *work) goto pick_me; } - bmd.lock.arg = cpu_to_be32(0x3f); - bmd.lock.data = cpu_to_be32(local_node->node_id); + lock_data[0] = cpu_to_be32(0x3f); + lock_data[1] = cpu_to_be32(local_node->node_id); spin_unlock_irqrestore(&card->lock, flags); - init_completion(&bmd.done); - fw_send_request(card, &bmd.t, TCODE_LOCK_COMPARE_SWAP, - irm_id, generation, - SCODE_100, CSR_REGISTER_BASE + CSR_BUS_MANAGER_ID, - &bmd.lock, sizeof(bmd.lock), - complete_bm_lock, &bmd); - wait_for_completion(&bmd.done); + rcode = fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP, + irm_id, generation, SCODE_100, + CSR_REGISTER_BASE + CSR_BUS_MANAGER_ID, + lock_data, sizeof(lock_data)); - if (bmd.rcode == RCODE_GENERATION) { - /* - * Another bus reset happened. Just return, - * the BM work has been rescheduled. - */ + if (rcode == RCODE_GENERATION) + /* Another bus reset, BM work has been rescheduled. */ goto out; - } - if (bmd.rcode == RCODE_COMPLETE && bmd.old != 0x3f) + if (rcode == RCODE_COMPLETE && + lock_data[0] != cpu_to_be32(0x3f)) /* Somebody else is BM, let them do the work. */ goto out; spin_lock_irqsave(&card->lock, flags); - if (bmd.rcode != RCODE_COMPLETE) { + + if (rcode != RCODE_COMPLETE) { /* * The lock request failed, maybe the IRM * isn't really IRM capable after all. Let's diff --git a/drivers/firewire/fw-cdev.c b/drivers/firewire/fw-cdev.c index 2e6d5848d21..ed03234cbea 100644 --- a/drivers/firewire/fw-cdev.c +++ b/drivers/firewire/fw-cdev.c @@ -720,8 +720,8 @@ static int ioctl_create_iso_context(struct client *client, void *buffer) #define GET_PAYLOAD_LENGTH(v) ((v) & 0xffff) #define GET_INTERRUPT(v) (((v) >> 16) & 0x01) #define GET_SKIP(v) (((v) >> 17) & 0x01) -#define GET_TAG(v) (((v) >> 18) & 0x02) -#define GET_SY(v) (((v) >> 20) & 0x04) +#define GET_TAG(v) (((v) >> 18) & 0x03) +#define GET_SY(v) (((v) >> 20) & 0x0f) #define GET_HEADER_LENGTH(v) (((v) >> 24) & 0xff) static int ioctl_queue_iso(struct client *client, void *buffer) @@ -913,7 +913,7 @@ dispatch_ioctl(struct client *client, unsigned int cmd, void __user *arg) return -EFAULT; } - return 0; + return retval; } static long diff --git a/drivers/firewire/fw-device.c b/drivers/firewire/fw-device.c index 0855fb5568e..3fccdd48410 100644 --- a/drivers/firewire/fw-device.c +++ b/drivers/firewire/fw-device.c @@ -381,46 +381,21 @@ static struct device_attribute fw_device_attributes[] = { __ATTR_NULL, }; -struct read_quadlet_callback_data { - struct completion done; - int rcode; - u32 data; -}; - -static void -complete_transaction(struct fw_card *card, int rcode, - void *payload, size_t length, void *data) -{ - struct read_quadlet_callback_data *callback_data = data; - - if (rcode == RCODE_COMPLETE) - callback_data->data = be32_to_cpu(*(__be32 *)payload); - callback_data->rcode = rcode; - complete(&callback_data->done); -} - static int read_rom(struct fw_device *device, int generation, int index, u32 *data) { - struct read_quadlet_callback_data callback_data; - struct fw_transaction t; - u64 offset; + int rcode; /* device->node_id, accessed below, must not be older than generation */ smp_rmb(); - init_completion(&callback_data.done); - - offset = (CSR_REGISTER_BASE | CSR_CONFIG_ROM) + index * 4; - fw_send_request(device->card, &t, TCODE_READ_QUADLET_REQUEST, + rcode = fw_run_transaction(device->card, TCODE_READ_QUADLET_REQUEST, device->node_id, generation, device->max_speed, - offset, NULL, 4, complete_transaction, &callback_data); - - wait_for_completion(&callback_data.done); - - *data = callback_data.data; + (CSR_REGISTER_BASE | CSR_CONFIG_ROM) + index * 4, + data, 4); + be32_to_cpus(data); - return callback_data.rcode; + return rcode; } #define READ_BIB_ROM_SIZE 256 diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c index aaff50ebba1..ef0b9b419c2 100644 --- a/drivers/firewire/fw-sbp2.c +++ b/drivers/firewire/fw-sbp2.c @@ -29,6 +29,7 @@ */ #include <linux/blkdev.h> +#include <linux/bug.h> #include <linux/delay.h> #include <linux/device.h> #include <linux/dma-mapping.h> @@ -181,10 +182,16 @@ struct sbp2_target { #define SBP2_MAX_LOGIN_ORB_TIMEOUT 40000U /* Timeout in ms */ #define SBP2_ORB_TIMEOUT 2000U /* Timeout in ms */ #define SBP2_ORB_NULL 0x80000000 -#define SBP2_MAX_SG_ELEMENT_LENGTH 0xf000 #define SBP2_RETRY_LIMIT 0xf /* 15 retries */ #define SBP2_CYCLE_LIMIT (0xc8 << 12) /* 200 125us cycles */ +/* + * The default maximum s/g segment size of a FireWire controller is + * usually 0x10000, but SBP-2 only allows 0xffff. Since buffers have to + * be quadlet-aligned, we set the length limit to 0xffff & ~3. + */ +#define SBP2_MAX_SEG_SIZE 0xfffc + /* Unit directory keys */ #define SBP2_CSR_UNIT_CHARACTERISTICS 0x3a #define SBP2_CSR_FIRMWARE_REVISION 0x3c @@ -621,25 +628,15 @@ sbp2_send_management_orb(struct sbp2_logical_unit *lu, int node_id, return retval; } -static void -complete_agent_reset_write(struct fw_card *card, int rcode, - void *payload, size_t length, void *done) -{ - complete(done); -} - static void sbp2_agent_reset(struct sbp2_logical_unit *lu) { struct fw_device *device = fw_device(lu->tgt->unit->device.parent); - DECLARE_COMPLETION_ONSTACK(done); - struct fw_transaction t; - static u32 z; + __be32 d = 0; - fw_send_request(device->card, &t, TCODE_WRITE_QUADLET_REQUEST, - lu->tgt->node_id, lu->generation, device->max_speed, - lu->command_block_agent_address + SBP2_AGENT_RESET, - &z, sizeof(z), complete_agent_reset_write, &done); - wait_for_completion(&done); + fw_run_transaction(device->card, TCODE_WRITE_QUADLET_REQUEST, + lu->tgt->node_id, lu->generation, device->max_speed, + lu->command_block_agent_address + SBP2_AGENT_RESET, + &d, sizeof(d)); } static void @@ -653,7 +650,7 @@ static void sbp2_agent_reset_no_wait(struct sbp2_logical_unit *lu) { struct fw_device *device = fw_device(lu->tgt->unit->device.parent); struct fw_transaction *t; - static u32 z; + static __be32 d; t = kmalloc(sizeof(*t), GFP_ATOMIC); if (t == NULL) @@ -662,7 +659,7 @@ static void sbp2_agent_reset_no_wait(struct sbp2_logical_unit *lu) fw_send_request(device->card, t, TCODE_WRITE_QUADLET_REQUEST, lu->tgt->node_id, lu->generation, device->max_speed, lu->command_block_agent_address + SBP2_AGENT_RESET, - &z, sizeof(z), complete_agent_reset_write_no_wait, t); + &d, sizeof(d), complete_agent_reset_write_no_wait, t); } static void sbp2_set_generation(struct sbp2_logical_unit *lu, int generation) @@ -823,13 +820,6 @@ static void sbp2_target_put(struct sbp2_target *tgt) kref_put(&tgt->kref, sbp2_release_target); } -static void -complete_set_busy_timeout(struct fw_card *card, int rcode, - void *payload, size_t length, void *done) -{ - complete(done); -} - /* * Write retransmit retry values into the BUSY_TIMEOUT register. * - The single-phase retry protocol is supported by all SBP-2 devices, but the @@ -849,17 +839,12 @@ complete_set_busy_timeout(struct fw_card *card, int rcode, static void sbp2_set_busy_timeout(struct sbp2_logical_unit *lu) { struct fw_device *device = fw_device(lu->tgt->unit->device.parent); - DECLARE_COMPLETION_ONSTACK(done); - struct fw_transaction t; - static __be32 busy_timeout; - - busy_timeout = cpu_to_be32(SBP2_CYCLE_LIMIT | SBP2_RETRY_LIMIT); + __be32 d = cpu_to_be32(SBP2_CYCLE_LIMIT | SBP2_RETRY_LIMIT); - fw_send_request(device->card, &t, TCODE_WRITE_QUADLET_REQUEST, - lu->tgt->node_id, lu->generation, device->max_speed, - CSR_REGISTER_BASE + CSR_BUSY_TIMEOUT, &busy_timeout, - sizeof(busy_timeout), complete_set_busy_timeout, &done); - wait_for_completion(&done); + fw_run_transaction(device->card, TCODE_WRITE_QUADLET_REQUEST, + lu->tgt->node_id, lu->generation, device->max_speed, + CSR_REGISTER_BASE + CSR_BUSY_TIMEOUT, + &d, sizeof(d)); } static void sbp2_reconnect(struct work_struct *work); @@ -1121,6 +1106,10 @@ static int sbp2_probe(struct device *dev) struct Scsi_Host *shost; u32 model, firmware_revision; + if (dma_get_max_seg_size(device->card->device) > SBP2_MAX_SEG_SIZE) + BUG_ON(dma_set_max_seg_size(device->card->device, + SBP2_MAX_SEG_SIZE)); + shost = scsi_host_alloc(&scsi_driver_template, sizeof(*tgt)); if (shost == NULL) return -ENOMEM; @@ -1369,14 +1358,12 @@ static int sbp2_map_scatterlist(struct sbp2_command_orb *orb, struct fw_device *device, struct sbp2_logical_unit *lu) { - struct scatterlist *sg; - int sg_len, l, i, j, count; - dma_addr_t sg_addr; - - sg = scsi_sglist(orb->cmd); - count = dma_map_sg(device->card->device, sg, scsi_sg_count(orb->cmd), - orb->cmd->sc_data_direction); - if (count == 0) + struct scatterlist *sg = scsi_sglist(orb->cmd); + int i, n; + + n = dma_map_sg(device->card->device, sg, scsi_sg_count(orb->cmd), + orb->cmd->sc_data_direction); + if (n == 0) goto fail; /* @@ -1386,7 +1373,7 @@ sbp2_map_scatterlist(struct sbp2_command_orb *orb, struct fw_device *device, * as the second generation iPod which doesn't support page * tables. */ - if (count == 1 && sg_dma_len(sg) < SBP2_MAX_SG_ELEMENT_LENGTH) { + if (n == 1) { orb->request.data_descriptor.high = cpu_to_be32(lu->tgt->address_high); orb->request.data_descriptor.low = @@ -1396,29 +1383,9 @@ sbp2_map_scatterlist(struct sbp2_command_orb *orb, struct fw_device *device, return 0; } - /* - * Convert the scatterlist to an sbp2 page table. If any - * scatterlist entries are too big for sbp2, we split them as we - * go. Even if we ask the block I/O layer to not give us sg - * elements larger than 65535 bytes, some IOMMUs may merge sg elements - * during DMA mapping, and Linux currently doesn't prevent this. - */ - for (i = 0, j = 0; i < count; i++, sg = sg_next(sg)) { - sg_len = sg_dma_len(sg); - sg_addr = sg_dma_address(sg); - while (sg_len) { - /* FIXME: This won't get us out of the pinch. */ - if (unlikely(j >= ARRAY_SIZE(orb->page_table))) { - fw_error("page table overflow\n"); - goto fail_page_table; - } - l = min(sg_len, SBP2_MAX_SG_ELEMENT_LENGTH); - orb->page_table[j].low = cpu_to_be32(sg_addr); - orb->page_table[j].high = cpu_to_be32(l << 16); - sg_addr += l; - sg_len -= l; - j++; - } + for_each_sg(sg, sg, n, i) { + orb->page_table[i].high = cpu_to_be32(sg_dma_len(sg) << 16); + orb->page_table[i].low = cpu_to_be32(sg_dma_address(sg)); } orb->page_table_bus = @@ -1437,13 +1404,13 @@ sbp2_map_scatterlist(struct sbp2_command_orb *orb, struct fw_device *device, orb->request.data_descriptor.high = cpu_to_be32(lu->tgt->address_high); orb->request.data_descriptor.low = cpu_to_be32(orb->page_table_bus); orb->request.misc |= cpu_to_be32(COMMAND_ORB_PAGE_TABLE_PRESENT | - COMMAND_ORB_DATA_SIZE(j)); + COMMAND_ORB_DATA_SIZE(n)); return 0; fail_page_table: - dma_unmap_sg(device->card->device, sg, scsi_sg_count(orb->cmd), - orb->cmd->sc_data_direction); + dma_unmap_sg(device->card->device, scsi_sglist(orb->cmd), + scsi_sg_count(orb->cmd), orb->cmd->sc_data_direction); fail: return -ENOMEM; } @@ -1456,7 +1423,7 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done) struct fw_device *device = fw_device(lu->tgt->unit->device.parent); struct sbp2_command_orb *orb; unsigned int max_payload; - int retval = SCSI_MLQUEUE_HOST_BUSY; + int generation, retval = SCSI_MLQUEUE_HOST_BUSY; /* * Bidirectional commands are not yet implemented, and unknown @@ -1500,6 +1467,9 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done) if (cmd->sc_data_direction == DMA_FROM_DEVICE) orb->request.misc |= cpu_to_be32(COMMAND_ORB_DIRECTION); + generation = device->generation; + smp_rmb(); /* sbp2_map_scatterlist looks at tgt->address_high */ + if (scsi_sg_count(cmd) && sbp2_map_scatterlist(orb, device, lu) < 0) goto out; @@ -1512,7 +1482,7 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done) if (dma_mapping_error(device->card->device, orb->base.request_bus)) goto out; - sbp2_send_orb(&orb->base, lu, lu->tgt->node_id, lu->generation, + sbp2_send_orb(&orb->base, lu, lu->tgt->node_id, generation, lu->command_block_agent_address + SBP2_ORB_POINTER); retval = 0; out: @@ -1564,6 +1534,8 @@ static int sbp2_scsi_slave_configure(struct scsi_device *sdev) if (lu->tgt->workarounds & SBP2_WORKAROUND_128K_MAX_TRANS) blk_queue_max_sectors(sdev->request_queue, 128 * 1024 / 512); + blk_queue_max_segment_size(sdev->request_queue, SBP2_MAX_SEG_SIZE); + return 0; } diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c index e5d1a0b64fc..022ac4fabb6 100644 --- a/drivers/firewire/fw-transaction.c +++ b/drivers/firewire/fw-transaction.c @@ -247,7 +247,7 @@ fw_fill_request(struct fw_packet *packet, int tcode, int tlabel, */ void fw_send_request(struct fw_card *card, struct fw_transaction *t, - int tcode, int node_id, int generation, int speed, + int tcode, int destination_id, int generation, int speed, unsigned long long offset, void *payload, size_t length, fw_transaction_callback_t callback, void *callback_data) @@ -279,13 +279,14 @@ fw_send_request(struct fw_card *card, struct fw_transaction *t, card->current_tlabel = (card->current_tlabel + 1) & 0x1f; card->tlabel_mask |= (1 << tlabel); - t->node_id = node_id; + t->node_id = destination_id; t->tlabel = tlabel; t->callback = callback; t->callback_data = callback_data; - fw_fill_request(&t->packet, tcode, t->tlabel, node_id, card->node_id, - generation, speed, offset, payload, length); + fw_fill_request(&t->packet, tcode, t->tlabel, + destination_id, card->node_id, generation, + speed, offset, payload, length); t->packet.callback = transmit_complete_callback; list_add_tail(&t->link, &card->transaction_list); @@ -296,6 +297,45 @@ fw_send_request(struct fw_card *card, struct fw_transaction *t, } EXPORT_SYMBOL(fw_send_request); +struct transaction_callback_data { + struct completion done; + void *payload; + int rcode; +}; + +static void transaction_callback(struct fw_card *card, int rcode, + void *payload, size_t length, void *data) +{ + struct transaction_callback_data *d = data; + + if (rcode == RCODE_COMPLETE) + memcpy(d->payload, payload, length); + d->rcode = rcode; + complete(&d->done); +} + +/** + * fw_run_transaction - send request and sleep until transaction is completed + * + * Returns the RCODE. + */ +int fw_run_transaction(struct fw_card *card, int tcode, int destination_id, + int generation, int speed, unsigned long long offset, + void *data, size_t length) +{ + struct transaction_callback_data d; + struct fw_transaction t; + + init_completion(&d.done); + d.payload = data; + fw_send_request(card, &t, tcode, destination_id, generation, speed, + offset, data, length, transaction_callback, &d); + wait_for_completion(&d.done); + + return d.rcode; +} +EXPORT_SYMBOL(fw_run_transaction); + static DEFINE_MUTEX(phy_config_mutex); static DECLARE_COMPLETION(phy_config_done); diff --git a/drivers/firewire/fw-transaction.h b/drivers/firewire/fw-transaction.h index 2ae1b0d6cb7..027f58ce81a 100644 --- a/drivers/firewire/fw-transaction.h +++ b/drivers/firewire/fw-transaction.h @@ -426,11 +426,14 @@ fw_core_initiate_bus_reset(struct fw_card *card, int short_reset); void fw_send_request(struct fw_card *card, struct fw_transaction *t, - int tcode, int node_id, int generation, int speed, - unsigned long long offset, - void *data, size_t length, + int tcode, int destination_id, int generation, int speed, + unsigned long long offset, void *data, size_t length, fw_transaction_callback_t callback, void *callback_data); +int fw_run_transaction(struct fw_card *card, int tcode, int destination_id, + int generation, int speed, unsigned long long offset, + void *data, size_t length); + int fw_cancel_transaction(struct fw_card *card, struct fw_transaction *transaction); diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 455575be356..3e526b6d00c 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -15,6 +15,11 @@ */ static char dmi_empty_string[] = " "; +/* + * Catch too early calls to dmi_check_system(): + */ +static int dmi_initialized; + static const char * __init dmi_string_nosave(const struct dmi_header *dm, u8 s) { const u8 *bp = ((u8 *) dm) + dm->length; @@ -366,7 +371,7 @@ void __init dmi_scan_machine(void) if (efi_enabled) { if (efi.smbios == EFI_INVALID_TABLE_ADDR) - goto out; + goto error; /* This is called as a core_initcall() because it isn't * needed during early boot. This also means we can @@ -374,13 +379,13 @@ void __init dmi_scan_machine(void) */ p = dmi_ioremap(efi.smbios, 32); if (p == NULL) - goto out; + goto error; rc = dmi_present(p + 0x10); /* offset of _DMI_ string */ dmi_iounmap(p, 32); if (!rc) { dmi_available = 1; - return; + goto out; } } else { @@ -391,19 +396,22 @@ void __init dmi_scan_machine(void) */ p = dmi_ioremap(0xF0000, 0x10000); if (p == NULL) - goto out; + goto error; for (q = p; q < p + 0x10000; q += 16) { rc = dmi_present(q); if (!rc) { dmi_available = 1; dmi_iounmap(p, 0x10000); - return; + goto out; } } dmi_iounmap(p, 0x10000); } - out: printk(KERN_INFO "DMI not present or invalid.\n"); + error: + printk(KERN_INFO "DMI not present or invalid.\n"); + out: + dmi_initialized = 1; } /** @@ -424,6 +432,8 @@ int dmi_check_system(const struct dmi_system_id *list) int i, count = 0; const struct dmi_system_id *d = list; + WARN(!dmi_initialized, KERN_ERR "dmi check: not initialized yet.\n"); + while (d->ident) { for (i = 0; i < ARRAY_SIZE(d->matches); i++) { int s = d->matches[i].slot; diff --git a/drivers/firmware/iscsi_ibft.c b/drivers/firmware/iscsi_ibft.c index b91ef63126e..deb154aa47c 100644 --- a/drivers/firmware/iscsi_ibft.c +++ b/drivers/firmware/iscsi_ibft.c @@ -334,9 +334,9 @@ static void ibft_release(struct kobject *kobj) /* * Routines for parsing the iBFT data to be human readable. */ -ssize_t ibft_attr_show_initiator(struct ibft_kobject *entry, - struct ibft_attribute *attr, - char *buf) +static ssize_t ibft_attr_show_initiator(struct ibft_kobject *entry, + struct ibft_attribute *attr, + char *buf) { struct ibft_initiator *initiator = entry->initiator; void *ibft_loc = entry->header; @@ -376,9 +376,9 @@ ssize_t ibft_attr_show_initiator(struct ibft_kobject *entry, return str - buf; } -ssize_t ibft_attr_show_nic(struct ibft_kobject *entry, - struct ibft_attribute *attr, - char *buf) +static ssize_t ibft_attr_show_nic(struct ibft_kobject *entry, + struct ibft_attribute *attr, + char *buf) { struct ibft_nic *nic = entry->nic; void *ibft_loc = entry->header; @@ -440,9 +440,9 @@ ssize_t ibft_attr_show_nic(struct ibft_kobject *entry, return str - buf; }; -ssize_t ibft_attr_show_target(struct ibft_kobject *entry, - struct ibft_attribute *attr, - char *buf) +static ssize_t ibft_attr_show_target(struct ibft_kobject *entry, + struct ibft_attribute *attr, + char *buf) { struct ibft_tgt *tgt = entry->tgt; void *ibft_loc = entry->header; diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 8d2940517c9..9112830107a 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -67,17 +67,28 @@ static inline void desc_set_label(struct gpio_desc *d, const char *label) * when setting direction, and otherwise illegal. Until board setup code * and drivers use explicit requests everywhere (which won't happen when * those calls have no teeth) we can't avoid autorequesting. This nag - * message should motivate switching to explicit requests... + * message should motivate switching to explicit requests... so should + * the weaker cleanup after faults, compared to gpio_request(). */ -static void gpio_ensure_requested(struct gpio_desc *desc) +static int gpio_ensure_requested(struct gpio_desc *desc, unsigned offset) { if (test_and_set_bit(FLAG_REQUESTED, &desc->flags) == 0) { - pr_warning("GPIO-%d autorequested\n", (int)(desc - gpio_desc)); + struct gpio_chip *chip = desc->chip; + int gpio = chip->base + offset; + + if (!try_module_get(chip->owner)) { + pr_err("GPIO-%d: module can't be gotten \n", gpio); + clear_bit(FLAG_REQUESTED, &desc->flags); + /* lose */ + return -EIO; + } + pr_warning("GPIO-%d autorequested\n", gpio); desc_set_label(desc, "[auto]"); - if (!try_module_get(desc->chip->owner)) - pr_err("GPIO-%d: module can't be gotten \n", - (int)(desc - gpio_desc)); + /* caller must chip->request() w/o spinlock */ + if (chip->request) + return 1; } + return 0; } /* caller holds gpio_lock *OR* gpio is marked as requested */ @@ -752,6 +763,7 @@ EXPORT_SYMBOL_GPL(gpiochip_remove); int gpio_request(unsigned gpio, const char *label) { struct gpio_desc *desc; + struct gpio_chip *chip; int status = -EINVAL; unsigned long flags; @@ -760,14 +772,15 @@ int gpio_request(unsigned gpio, const char *label) if (!gpio_is_valid(gpio)) goto done; desc = &gpio_desc[gpio]; - if (desc->chip == NULL) + chip = desc->chip; + if (chip == NULL) goto done; - if (!try_module_get(desc->chip->owner)) + if (!try_module_get(chip->owner)) goto done; /* NOTE: gpio_request() can be called in early boot, - * before IRQs are enabled. + * before IRQs are enabled, for non-sleeping (SOC) GPIOs. */ if (test_and_set_bit(FLAG_REQUESTED, &desc->flags) == 0) { @@ -775,7 +788,20 @@ int gpio_request(unsigned gpio, const char *label) status = 0; } else { status = -EBUSY; - module_put(desc->chip->owner); + module_put(chip->owner); + } + + if (chip->request) { + /* chip->request may sleep */ + spin_unlock_irqrestore(&gpio_lock, flags); + status = chip->request(chip, gpio - chip->base); + spin_lock_irqsave(&gpio_lock, flags); + + if (status < 0) { + desc_set_label(desc, NULL); + module_put(chip->owner); + clear_bit(FLAG_REQUESTED, &desc->flags); + } } done: @@ -791,6 +817,9 @@ void gpio_free(unsigned gpio) { unsigned long flags; struct gpio_desc *desc; + struct gpio_chip *chip; + + might_sleep(); if (!gpio_is_valid(gpio)) { WARN_ON(extra_checks); @@ -802,9 +831,17 @@ void gpio_free(unsigned gpio) spin_lock_irqsave(&gpio_lock, flags); desc = &gpio_desc[gpio]; - if (desc->chip && test_and_clear_bit(FLAG_REQUESTED, &desc->flags)) { + chip = desc->chip; + if (chip && test_bit(FLAG_REQUESTED, &desc->flags)) { + if (chip->free) { + spin_unlock_irqrestore(&gpio_lock, flags); + might_sleep_if(extra_checks && chip->can_sleep); + chip->free(chip, gpio - chip->base); + spin_lock_irqsave(&gpio_lock, flags); + } desc_set_label(desc, NULL); module_put(desc->chip->owner); + clear_bit(FLAG_REQUESTED, &desc->flags); } else WARN_ON(extra_checks); @@ -869,7 +906,9 @@ int gpio_direction_input(unsigned gpio) gpio -= chip->base; if (gpio >= chip->ngpio) goto fail; - gpio_ensure_requested(desc); + status = gpio_ensure_requested(desc, gpio); + if (status < 0) + goto fail; /* now we know the gpio is valid and chip won't vanish */ @@ -877,9 +916,22 @@ int gpio_direction_input(unsigned gpio) might_sleep_if(extra_checks && chip->can_sleep); + if (status) { + status = chip->request(chip, gpio); + if (status < 0) { + pr_debug("GPIO-%d: chip request fail, %d\n", + chip->base + gpio, status); + /* and it's not available to anyone else ... + * gpio_request() is the fully clean solution. + */ + goto lose; + } + } + status = chip->direction_input(chip, gpio); if (status == 0) clear_bit(FLAG_IS_OUT, &desc->flags); +lose: return status; fail: spin_unlock_irqrestore(&gpio_lock, flags); @@ -907,7 +959,9 @@ int gpio_direction_output(unsigned gpio, int value) gpio -= chip->base; if (gpio >= chip->ngpio) goto fail; - gpio_ensure_requested(desc); + status = gpio_ensure_requested(desc, gpio); + if (status < 0) + goto fail; /* now we know the gpio is valid and chip won't vanish */ @@ -915,9 +969,22 @@ int gpio_direction_output(unsigned gpio, int value) might_sleep_if(extra_checks && chip->can_sleep); + if (status) { + status = chip->request(chip, gpio); + if (status < 0) { + pr_debug("GPIO-%d: chip request fail, %d\n", + chip->base + gpio, status); + /* and it's not available to anyone else ... + * gpio_request() is the fully clean solution. + */ + goto lose; + } + } + status = chip->direction_output(chip, gpio, value); if (status == 0) set_bit(FLAG_IS_OUT, &desc->flags); +lose: return status; fail: spin_unlock_irqrestore(&gpio_lock, flags); @@ -1008,6 +1075,24 @@ int __gpio_cansleep(unsigned gpio) } EXPORT_SYMBOL_GPL(__gpio_cansleep); +/** + * __gpio_to_irq() - return the IRQ corresponding to a GPIO + * @gpio: gpio whose IRQ will be returned (already requested) + * Context: any + * + * This is used directly or indirectly to implement gpio_to_irq(). + * It returns the number of the IRQ signaled by this (input) GPIO, + * or a negative errno. + */ +int __gpio_to_irq(unsigned gpio) +{ + struct gpio_chip *chip; + + chip = gpio_to_chip(gpio); + return chip->to_irq ? chip->to_irq(chip, gpio - chip->base) : -ENXIO; +} +EXPORT_SYMBOL_GPL(__gpio_to_irq); + /* There's no value in making it easy to inline GPIO calls that may sleep. diff --git a/drivers/gpio/max7301.c b/drivers/gpio/max7301.c index 39c795ad831..8b24d784db9 100644 --- a/drivers/gpio/max7301.c +++ b/drivers/gpio/max7301.c @@ -255,10 +255,6 @@ static int __devinit max7301_probe(struct spi_device *spi) ts->chip.dev = &spi->dev; ts->chip.owner = THIS_MODULE; - ret = gpiochip_add(&ts->chip); - if (ret) - goto exit_destroy; - /* * tristate all pins in hardware and cache the * register values for later use. @@ -269,17 +265,19 @@ static int __devinit max7301_probe(struct spi_device *spi) max7301_write(spi, 0x08 + i, 0xAA); ts->port_config[i] = 0xAA; for (j = 0; j < 4; j++) { - int idx = ts->chip.base + (i - 1) * 4 + j; - ret = gpio_direction_input(idx); + int offset = (i - 1) * 4 + j; + ret = max7301_direction_input(&ts->chip, offset); if (ret) - goto exit_remove; - gpio_free(idx); + goto exit_destroy; } } + + ret = gpiochip_add(&ts->chip); + if (ret) + goto exit_destroy; + return ret; -exit_remove: - gpiochip_remove(&ts->chip); exit_destroy: dev_set_drvdata(&spi->dev, NULL); mutex_destroy(&ts->lock); @@ -325,13 +323,15 @@ static int __init max7301_init(void) { return spi_register_driver(&max7301_driver); } +/* register after spi postcore initcall and before + * subsys initcalls that may rely on these GPIOs + */ +subsys_initcall(max7301_init); static void __exit max7301_exit(void) { spi_unregister_driver(&max7301_driver); } - -module_init(max7301_init); module_exit(max7301_exit); MODULE_AUTHOR("Juergen Beisert"); diff --git a/drivers/gpio/max732x.c b/drivers/gpio/max732x.c index b51c8135ca2..55ae9a41897 100644 --- a/drivers/gpio/max732x.c +++ b/drivers/gpio/max732x.c @@ -372,7 +372,10 @@ static int __init max732x_init(void) { return i2c_add_driver(&max732x_driver); } -module_init(max732x_init); +/* register after i2c postcore initcall and before + * subsys initcalls that may rely on these GPIOs + */ +subsys_initcall(max732x_init); static void __exit max732x_exit(void) { diff --git a/drivers/gpio/mcp23s08.c b/drivers/gpio/mcp23s08.c index 8a1b405fefd..89c1d222e9d 100644 --- a/drivers/gpio/mcp23s08.c +++ b/drivers/gpio/mcp23s08.c @@ -419,7 +419,10 @@ static int __init mcp23s08_init(void) { return spi_register_driver(&mcp23s08_driver); } -module_init(mcp23s08_init); +/* register after spi postcore initcall and before + * subsys initcalls that may rely on these GPIOs + */ +subsys_initcall(mcp23s08_init); static void __exit mcp23s08_exit(void) { diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c index cc8468692ae..9ceeb89f132 100644 --- a/drivers/gpio/pca953x.c +++ b/drivers/gpio/pca953x.c @@ -289,7 +289,10 @@ static int __init pca953x_init(void) { return i2c_add_driver(&pca953x_driver); } -module_init(pca953x_init); +/* register after i2c postcore initcall and before + * subsys initcalls that may rely on these GPIOs + */ +subsys_initcall(pca953x_init); static void __exit pca953x_exit(void) { diff --git a/drivers/gpio/pcf857x.c b/drivers/gpio/pcf857x.c index fc9c6ae739e..4bc2070dd4a 100644 --- a/drivers/gpio/pcf857x.c +++ b/drivers/gpio/pcf857x.c @@ -351,7 +351,10 @@ static int __init pcf857x_init(void) { return i2c_add_driver(&pcf857x_driver); } -module_init(pcf857x_init); +/* register after i2c postcore initcall and before + * subsys initcalls that may rely on these GPIOs + */ +subsys_initcall(pcf857x_init); static void __exit pcf857x_exit(void) { diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 88974342933..9ac4720e647 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -517,7 +517,7 @@ static int i915_dispatch_flip(struct drm_device * dev) RING_LOCALS; DRM_DEBUG("%s: page=%d pfCurrentPage=%d\n", - __FUNCTION__, + __func__, dev_priv->current_page, dev_priv->sarea_priv->pf_current_page); @@ -642,7 +642,7 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data, static int i915_flip_bufs(struct drm_device *dev, void *data, struct drm_file *file_priv) { - DRM_DEBUG("%s\n", __FUNCTION__); + DRM_DEBUG("%s\n", __func__); LOCK_TEST_WITH_RETURN(dev, file_priv); diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index da64108de77..f5999a91614 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -17,25 +17,6 @@ config HID tristate "Generic HID support" depends on INPUT default y - select HID_A4TECH if !EMBEDDED - select HID_APPLE if !EMBEDDED - select HID_BELKIN if !EMBEDDED - select HID_BRIGHT if !EMBEDDED - select HID_CHERRY if !EMBEDDED - select HID_CHICONY if !EMBEDDED - select HID_CYPRESS if !EMBEDDED - select HID_DELL if !EMBEDDED - select HID_EZKEY if !EMBEDDED - select HID_GYRATION if !EMBEDDED - select HID_LOGITECH if !EMBEDDED - select HID_MICROSOFT if !EMBEDDED - select HID_MONTEREY if !EMBEDDED - select HID_PANTHERLORD if !EMBEDDED - select HID_PETALYNX if !EMBEDDED - select HID_SAMSUNG if !EMBEDDED - select HID_SONY if !EMBEDDED - select HID_SUNPLUS if !EMBEDDED - ---help--- A human interface device (HID) is a type of computer device that interacts directly with and takes input from humans. The term "HID" @@ -102,89 +83,86 @@ config HID_COMPAT If unsure, say Y. config HID_A4TECH - tristate "A4 tech" - default m + tristate "A4 tech" if EMBEDDED depends on USB_HID + default y ---help--- Support for A4 tech X5 and WOP-35 / Trust 450L mice. config HID_APPLE - tristate "Apple" - default m + tristate "Apple" if EMBEDDED depends on (USB_HID || BT_HIDP) + default y ---help--- Support for some Apple devices which less or more break HID specification. - Say Y here if you want support for the special keys (Fn, Numlock) on - Apple iBooks, PowerBooks, MacBooks, MacBook Pros and aluminum USB - keyboards. - - If unsure, say M. + Say Y here if you want support for keyboards of Apple iBooks, PowerBooks, + MacBooks, MacBook Pros and Apple Aluminum. config HID_BELKIN - tristate "Belkin" - default m + tristate "Belkin" if EMBEDDED depends on USB_HID + default y ---help--- Support for Belkin Flip KVM and Wireless keyboard. config HID_BRIGHT - tristate "Bright" - default m + tristate "Bright" if EMBEDDED depends on USB_HID + default y ---help--- Support for Bright ABNT-2 keyboard. config HID_CHERRY - tristate "Cherry" - default m + tristate "Cherry" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Cherry Cymotion. + Support for Cherry Cymotion keyboard. config HID_CHICONY - tristate "Chicony" - default m + tristate "Chicony" if EMBEDDED depends on USB_HID + default y ---help--- Support for Chicony Tactical pad. config HID_CYPRESS - tristate "Cypress" - default m + tristate "Cypress" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Cypress mouse and barcodes. + Support for cypress mouse and barcode readers. config HID_DELL - tristate "Dell" - default m + tristate "Dell" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Dell W7658. + Support for quirky Dell HID hardware that require + special LED handling (W7658 and SK8115 models) config HID_EZKEY - tristate "Ezkey" - default m + tristate "Ezkey" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Ezkey mouse and barcodes. + Support for Ezkey BTC 8193 keyboard. config HID_GYRATION - tristate "Gyration" - default m + tristate "Gyration" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Gyration remote. + Support for Gyration remote control. config HID_LOGITECH - tristate "Logitech" - default m + tristate "Logitech" if EMBEDDED depends on USB_HID + default y ---help--- - Support for some Logitech devices which breaks less or more - HID specification. + Support for Logitech devices that are not fully compliant with HID standard. config LOGITECH_FF bool "Logitech force feedback" @@ -211,28 +189,26 @@ config LOGIRUMBLEPAD2_FF Rumblepad 2 devices. config HID_MICROSOFT - tristate "Microsoft" - default m + tristate "Microsoft" if EMBEDDED depends on USB_HID + default y ---help--- - Support for some Microsoft devices which breaks less or more - HID specification. + Support for Microsoft devices that are not fully compliant with HID standard. config HID_MONTEREY - tristate "Monterey" - default m + tristate "Monterey" if EMBEDDED depends on USB_HID + default y ---help--- Support for Monterey Genius KB29E. config HID_PANTHERLORD - tristate "Pantherlord devices support" - default m + tristate "Pantherlord devices support" if EMBEDDED depends on USB_HID + default y ---help--- Support for PantherLord/GreenAsia based device support. - config PANTHERLORD_FF bool "Pantherlord force feedback support" depends on HID_PANTHERLORD @@ -242,32 +218,32 @@ config PANTHERLORD_FF or adapter and want to enable force feedback support for it. config HID_PETALYNX - tristate "Petalynx" - default m + tristate "Petalynx" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Petalynx Maxter remote. + Support for Petalynx Maxter remote control. config HID_SAMSUNG - tristate "Samsung" - default m + tristate "Samsung" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Samsung IR remote. + Support for Samsung InfraRed remote control. config HID_SONY - tristate "Sony" - default m + tristate "Sony" if EMBEDDED depends on USB_HID + default y ---help--- Support for Sony PS3 controller. config HID_SUNPLUS - tristate "Sunplus" - default m + tristate "Sunplus" if EMBEDDED depends on USB_HID + default y ---help--- - Support for Sunplus WDesktop input device. + Support for Sunplus wireless desktop. config THRUSTMASTER_FF tristate "ThrustMaster devices support" diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 8a7d9dbb4d0..721a36d9758 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1518,6 +1518,8 @@ static const struct hid_device_id hid_ignore_list[] = { { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) }, { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) }, { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD) }, + { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD2) }, + { HID_USB_DEVICE(USB_VENDOR_ID_SOUNDGRAPH, USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD3) }, { HID_USB_DEVICE(USB_VENDOR_ID_TENX, USB_DEVICE_ID_TENX_IBUDDY1) }, { HID_USB_DEVICE(USB_VENDOR_ID_TENX, USB_DEVICE_ID_TENX_IBUDDY2) }, { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) }, diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index aad9ed1b406..d9a1ba920c2 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -354,6 +354,8 @@ #define USB_VENDOR_ID_SOUNDGRAPH 0x15c2 #define USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD 0x0038 +#define USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD2 0x0036 +#define USB_DEVICE_ID_SOUNDGRAPH_IMON_LCD3 0x0034 #define USB_VENDOR_ID_SUN 0x0430 #define USB_DEVICE_ID_RARITAN_KVM_DONGLE 0xcdab diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 497e0d1dd3c..af3edb98df4 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -326,9 +326,8 @@ int hidraw_connect(struct hid_device *hid) goto out; } - dev->dev = device_create_drvdata(hidraw_class, NULL, - MKDEV(hidraw_major, minor), NULL, - "%s%d", "hidraw", minor); + dev->dev = device_create(hidraw_class, NULL, MKDEV(hidraw_major, minor), + NULL, "%s%d", "hidraw", minor); if (IS_ERR(dev->dev)) { spin_lock(&minors_lock); diff --git a/drivers/hwmon/ams/ams.h b/drivers/hwmon/ams/ams.h index a6221e5dd98..221ef6915a5 100644 --- a/drivers/hwmon/ams/ams.h +++ b/drivers/hwmon/ams/ams.h @@ -4,7 +4,7 @@ #include <linux/mutex.h> #include <linux/spinlock.h> #include <linux/types.h> -#include <asm/of_device.h> +#include <linux/of_device.h> enum ams_irq { AMS_IRQ_FREEFALL = 0x01, diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index 7321a88a511..076a59cdabe 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -55,8 +55,8 @@ again: return ERR_PTR(err); id = id & MAX_ID_MASK; - hwdev = device_create_drvdata(hwmon_class, dev, MKDEV(0, 0), NULL, - HWMON_ID_FORMAT, id); + hwdev = device_create(hwmon_class, dev, MKDEV(0, 0), NULL, + HWMON_ID_FORMAT, id); if (IS_ERR(hwdev)) { spin_lock(&idr_lock); diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index 27443f073bc..a9a45fcc854 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -312,7 +312,6 @@ static struct i2c_adapter mpc_ops = { .name = "MPC adapter", .id = I2C_HW_MPC107, .algo = &mpc_algo, - .class = I2C_CLASS_HWMON | I2C_CLASS_SPD, .timeout = 1, }; diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index e7eb7bf9dde..608038d64f8 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -589,11 +589,16 @@ omap_i2c_probe(struct platform_device *pdev) dev->dev = &pdev->dev; dev->irq = irq->start; - dev->base = (void __iomem *) IO_ADDRESS(mem->start); + dev->base = ioremap(mem->start, mem->end - mem->start + 1); + if (!dev->base) { + r = -ENOMEM; + goto err_free_mem; + } + platform_set_drvdata(pdev, dev); if ((r = omap_i2c_get_clocks(dev)) != 0) - goto err_free_mem; + goto err_iounmap; omap_i2c_unidle(dev); @@ -640,6 +645,8 @@ err_unuse_clocks: omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0); omap_i2c_idle(dev); omap_i2c_put_clocks(dev); +err_iounmap: + iounmap(dev->base); err_free_mem: platform_set_drvdata(pdev, NULL); kfree(dev); @@ -661,6 +668,7 @@ omap_i2c_remove(struct platform_device *pdev) i2c_del_adapter(&dev->adapter); omap_i2c_write_reg(dev, OMAP_I2C_CON_REG, 0); omap_i2c_put_clocks(dev); + iounmap(dev->base); kfree(dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); release_mem_region(mem->start, (mem->end - mem->start) + 1); diff --git a/drivers/i2c/busses/i2c-pca-isa.c b/drivers/i2c/busses/i2c-pca-isa.c index f80df9ae505..9eb76268ec7 100644 --- a/drivers/i2c/busses/i2c-pca-isa.c +++ b/drivers/i2c/busses/i2c-pca-isa.c @@ -126,7 +126,7 @@ static int __devinit pca_isa_probe(struct device *dev, unsigned int id) dev_info(dev, "i/o base %#08lx. irq %d\n", base, irq); -#ifdef CONFIG_PPC_MERGE +#ifdef CONFIG_PPC if (check_legacy_ioport(base)) { dev_err(dev, "I/O address %#08lx is not available\n", base); goto out; diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig index a95cb9465d6..17356827b93 100644 --- a/drivers/i2c/chips/Kconfig +++ b/drivers/i2c/chips/Kconfig @@ -172,4 +172,15 @@ config MENELAUS and other features that are often used in portable devices like cell phones and PDAs. +config MCU_MPC8349EMITX + tristate "MPC8349E-mITX MCU driver" + depends on I2C && PPC_83xx + select GENERIC_GPIO + select ARCH_REQUIRE_GPIOLIB + help + Say Y here to enable soft power-off functionality on the Freescale + boards with the MPC8349E-mITX-compatible MCU chips. This driver will + also register MCU GPIOs with the generic GPIO API, so you'll able + to use MCU pins as GPIOs. + endmenu diff --git a/drivers/i2c/chips/Makefile b/drivers/i2c/chips/Makefile index 39e3e69ed12..ca520fa143d 100644 --- a/drivers/i2c/chips/Makefile +++ b/drivers/i2c/chips/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_ISP1301_OMAP) += isp1301_omap.o obj-$(CONFIG_TPS65010) += tps65010.o obj-$(CONFIG_MENELAUS) += menelaus.o obj-$(CONFIG_SENSORS_TSL2550) += tsl2550.o +obj-$(CONFIG_MCU_MPC8349EMITX) += mcu_mpc8349emitx.o ifeq ($(CONFIG_I2C_DEBUG_CHIP),y) EXTRA_CFLAGS += -DDEBUG diff --git a/drivers/i2c/chips/mcu_mpc8349emitx.c b/drivers/i2c/chips/mcu_mpc8349emitx.c new file mode 100644 index 00000000000..82a9bcb858b --- /dev/null +++ b/drivers/i2c/chips/mcu_mpc8349emitx.c @@ -0,0 +1,209 @@ +/* + * Power Management and GPIO expander driver for MPC8349E-mITX-compatible MCU + * + * Copyright (c) 2008 MontaVista Software, Inc. + * + * Author: Anton Vorontsov <avorontsov@ru.mvista.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/device.h> +#include <linux/mutex.h> +#include <linux/i2c.h> +#include <linux/gpio.h> +#include <linux/of.h> +#include <linux/of_gpio.h> +#include <asm/prom.h> +#include <asm/machdep.h> + +/* + * I don't have specifications for the MCU firmware, I found this register + * and bits positions by the trial&error method. + */ +#define MCU_REG_CTRL 0x20 +#define MCU_CTRL_POFF 0x40 + +#define MCU_NUM_GPIO 2 + +struct mcu { + struct mutex lock; + struct device_node *np; + struct i2c_client *client; + struct of_gpio_chip of_gc; + u8 reg_ctrl; +}; + +static struct mcu *glob_mcu; + +static void mcu_power_off(void) +{ + struct mcu *mcu = glob_mcu; + + pr_info("Sending power-off request to the MCU...\n"); + mutex_lock(&mcu->lock); + i2c_smbus_write_byte_data(glob_mcu->client, MCU_REG_CTRL, + mcu->reg_ctrl | MCU_CTRL_POFF); + mutex_unlock(&mcu->lock); +} + +static void mcu_gpio_set(struct gpio_chip *gc, unsigned int gpio, int val) +{ + struct of_gpio_chip *of_gc = to_of_gpio_chip(gc); + struct mcu *mcu = container_of(of_gc, struct mcu, of_gc); + u8 bit = 1 << (4 + gpio); + + mutex_lock(&mcu->lock); + if (val) + mcu->reg_ctrl &= ~bit; + else + mcu->reg_ctrl |= bit; + + i2c_smbus_write_byte_data(mcu->client, MCU_REG_CTRL, mcu->reg_ctrl); + mutex_unlock(&mcu->lock); +} + +static int mcu_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val) +{ + mcu_gpio_set(gc, gpio, val); + return 0; +} + +static int mcu_gpiochip_add(struct mcu *mcu) +{ + struct device_node *np; + struct of_gpio_chip *of_gc = &mcu->of_gc; + struct gpio_chip *gc = &of_gc->gc; + int ret; + + np = of_find_compatible_node(NULL, NULL, "fsl,mcu-mpc8349emitx"); + if (!np) + return -ENODEV; + + gc->owner = THIS_MODULE; + gc->label = np->full_name; + gc->can_sleep = 1; + gc->ngpio = MCU_NUM_GPIO; + gc->base = -1; + gc->set = mcu_gpio_set; + gc->direction_output = mcu_gpio_dir_out; + of_gc->gpio_cells = 2; + of_gc->xlate = of_gpio_simple_xlate; + + np->data = of_gc; + mcu->np = np; + + /* + * We don't want to lose the node, its ->data and ->full_name... + * So, if succeeded, we don't put the node here. + */ + ret = gpiochip_add(gc); + if (ret) + of_node_put(np); + return ret; +} + +static int mcu_gpiochip_remove(struct mcu *mcu) +{ + int ret; + + ret = gpiochip_remove(&mcu->of_gc.gc); + if (ret) + return ret; + of_node_put(mcu->np); + + return 0; +} + +static int __devinit mcu_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct mcu *mcu; + int ret; + + mcu = kzalloc(sizeof(*mcu), GFP_KERNEL); + if (!mcu) + return -ENOMEM; + + mutex_init(&mcu->lock); + mcu->client = client; + i2c_set_clientdata(client, mcu); + + ret = i2c_smbus_read_byte_data(mcu->client, MCU_REG_CTRL); + if (ret < 0) + goto err; + mcu->reg_ctrl = ret; + + ret = mcu_gpiochip_add(mcu); + if (ret) + goto err; + + /* XXX: this is potentially racy, but there is no lock for ppc_md */ + if (!ppc_md.power_off) { + glob_mcu = mcu; + ppc_md.power_off = mcu_power_off; + dev_info(&client->dev, "will provide power-off service\n"); + } + + return 0; +err: + kfree(mcu); + return ret; +} + +static int __devexit mcu_remove(struct i2c_client *client) +{ + struct mcu *mcu = i2c_get_clientdata(client); + int ret; + + if (glob_mcu == mcu) { + ppc_md.power_off = NULL; + glob_mcu = NULL; + } + + ret = mcu_gpiochip_remove(mcu); + if (ret) + return ret; + i2c_set_clientdata(client, NULL); + kfree(mcu); + return 0; +} + +static const struct i2c_device_id mcu_ids[] = { + { "mcu-mpc8349emitx", }, + {}, +}; +MODULE_DEVICE_TABLE(i2c, mcu_ids); + +static struct i2c_driver mcu_driver = { + .driver = { + .name = "mcu-mpc8349emitx", + .owner = THIS_MODULE, + }, + .probe = mcu_probe, + .remove = __devexit_p(mcu_remove), + .id_table = mcu_ids, +}; + +static int __init mcu_init(void) +{ + return i2c_add_driver(&mcu_driver); +} +module_init(mcu_init); + +static void __exit mcu_exit(void) +{ + i2c_del_driver(&mcu_driver); +} +module_exit(mcu_exit); + +MODULE_DESCRIPTION("Power Management and GPIO expander driver for " + "MPC8349E-mITX-compatible MCU"); +MODULE_AUTHOR("Anton Vorontsov <avorontsov@ru.mvista.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index 307d976c9b6..c171988a9f5 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -521,9 +521,9 @@ static int i2cdev_attach_adapter(struct i2c_adapter *adap) return PTR_ERR(i2c_dev); /* register this i2c device with the driver core */ - i2c_dev->dev = device_create_drvdata(i2c_dev_class, &adap->dev, - MKDEV(I2C_MAJOR, adap->nr), - NULL, "i2c-%d", adap->nr); + i2c_dev->dev = device_create(i2c_dev_class, &adap->dev, + MKDEV(I2C_MAJOR, adap->nr), NULL, + "i2c-%d", adap->nr); if (IS_ERR(i2c_dev->dev)) { res = PTR_ERR(i2c_dev->dev); goto error; diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index 6c6dd2faced..74a369a6116 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -4,7 +4,7 @@ # Select HAVE_IDE if IDE is supported config HAVE_IDE - def_bool n + bool menuconfig IDE tristate "ATA/ATAPI/MFM/RLL support" diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index f27baa5f140..19f8c7770a2 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -657,8 +657,8 @@ static int ide_register_port(ide_hwif_t *hwif) goto out; } - hwif->portdev = device_create_drvdata(ide_port_class, &hwif->gendev, - MKDEV(0, 0), hwif, hwif->name); + hwif->portdev = device_create(ide_port_class, &hwif->gendev, + MKDEV(0, 0), hwif, hwif->name); if (IS_ERR(hwif->portdev)) { ret = PTR_ERR(hwif->portdev); device_unregister(&hwif->gendev); diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index 25ac60f5327..d879c7797cd 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -2420,12 +2420,11 @@ static int ide_tape_probe(ide_drive_t *drive) idetape_setup(drive, tape, minor); - device_create_drvdata(idetape_sysfs_class, &drive->gendev, - MKDEV(IDETAPE_MAJOR, minor), NULL, - "%s", tape->name); - device_create_drvdata(idetape_sysfs_class, &drive->gendev, - MKDEV(IDETAPE_MAJOR, minor + 128), NULL, - "n%s", tape->name); + device_create(idetape_sysfs_class, &drive->gendev, + MKDEV(IDETAPE_MAJOR, minor), NULL, "%s", tape->name); + device_create(idetape_sysfs_class, &drive->gendev, + MKDEV(IDETAPE_MAJOR, minor + 128), NULL, + "n%s", tape->name); g->fops = &idetape_block_ops; ide_register_region(g); diff --git a/drivers/ieee1394/csr1212.c b/drivers/ieee1394/csr1212.c index 9f95337139e..5e38a68b8af 100644 --- a/drivers/ieee1394/csr1212.c +++ b/drivers/ieee1394/csr1212.c @@ -84,7 +84,7 @@ static const u8 csr1212_key_id_type_map[0x30] = { #define quads_to_bytes(_q) ((_q) * sizeof(u32)) -#define bytes_to_quads(_b) (((_b) + sizeof(u32) - 1) / sizeof(u32)) +#define bytes_to_quads(_b) DIV_ROUND_UP(_b, sizeof(u32)) static void free_keyval(struct csr1212_keyval *kv) { diff --git a/drivers/ieee1394/dv1394.c b/drivers/ieee1394/dv1394.c index b6eb2cf2591..2f83543a9df 100644 --- a/drivers/ieee1394/dv1394.c +++ b/drivers/ieee1394/dv1394.c @@ -918,7 +918,7 @@ static int do_dv1394_init(struct video_card *video, struct dv1394_init *init) /* default SYT offset is 3 cycles */ init->syt_offset = 3; - if ( (init->channel > 63) || (init->channel < 0) ) + if (init->channel > 63) init->channel = 63; chan_mask = (u64)1 << init->channel; @@ -2296,10 +2296,10 @@ static void dv1394_add_host(struct hpsb_host *host) ohci = (struct ti_ohci *)host->hostdata; - device_create_drvdata(hpsb_protocol_class, NULL, - MKDEV(IEEE1394_MAJOR, - IEEE1394_MINOR_BLOCK_DV1394 * 16 + (id<<2)), NULL, - "dv1394-%d", id); + device_create(hpsb_protocol_class, NULL, + MKDEV(IEEE1394_MAJOR, + IEEE1394_MINOR_BLOCK_DV1394 * 16 + (id<<2)), + NULL, "dv1394-%d", id); dv1394_init(ohci, DV1394_NTSC, MODE_RECEIVE); dv1394_init(ohci, DV1394_NTSC, MODE_TRANSMIT); diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c index b166b3575fa..20128692b33 100644 --- a/drivers/ieee1394/eth1394.c +++ b/drivers/ieee1394/eth1394.c @@ -1361,7 +1361,7 @@ static unsigned int ether1394_encapsulate_prep(unsigned int max_payload, hdr->ff.dgl = dgl; adj_max_payload = max_payload - hdr_type_len[ETH1394_HDR_LF_FF]; } - return (dg_size + adj_max_payload - 1) / adj_max_payload; + return DIV_ROUND_UP(dg_size, adj_max_payload); } static unsigned int ether1394_encapsulate(struct sk_buff *skb, diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c index 16240a78965..2376b729e87 100644 --- a/drivers/ieee1394/nodemgr.c +++ b/drivers/ieee1394/nodemgr.c @@ -154,9 +154,6 @@ struct host_info { static int nodemgr_bus_match(struct device * dev, struct device_driver * drv); static int nodemgr_uevent(struct device *dev, struct kobj_uevent_env *env); -static void nodemgr_resume_ne(struct node_entry *ne); -static void nodemgr_remove_ne(struct node_entry *ne); -static struct node_entry *find_entry_by_guid(u64 guid); struct bus_type ieee1394_bus_type = { .name = "ieee1394", @@ -385,27 +382,6 @@ static ssize_t fw_get_ignore_driver(struct device *dev, struct device_attribute static DEVICE_ATTR(ignore_driver, S_IWUSR | S_IRUGO, fw_get_ignore_driver, fw_set_ignore_driver); -static ssize_t fw_set_destroy_node(struct bus_type *bus, const char *buf, size_t count) -{ - struct node_entry *ne; - u64 guid = (u64)simple_strtoull(buf, NULL, 16); - - ne = find_entry_by_guid(guid); - - if (ne == NULL || !ne->in_limbo) - return -EINVAL; - - nodemgr_remove_ne(ne); - - return count; -} -static ssize_t fw_get_destroy_node(struct bus_type *bus, char *buf) -{ - return sprintf(buf, "You can destroy in_limbo nodes by writing their GUID to this file\n"); -} -static BUS_ATTR(destroy_node, S_IWUSR | S_IRUGO, fw_get_destroy_node, fw_set_destroy_node); - - static ssize_t fw_set_rescan(struct bus_type *bus, const char *buf, size_t count) { @@ -442,7 +418,6 @@ static BUS_ATTR(ignore_drivers, S_IWUSR | S_IRUGO, fw_get_ignore_drivers, fw_set struct bus_attribute *const fw_bus_attrs[] = { - &bus_attr_destroy_node, &bus_attr_rescan, &bus_attr_ignore_drivers, NULL @@ -734,10 +709,10 @@ static int nodemgr_bus_match(struct device * dev, struct device_driver * drv) static DEFINE_MUTEX(nodemgr_serialize_remove_uds); -static int __match_ne(struct device *dev, void *data) +static int match_ne(struct device *dev, void *data) { struct unit_directory *ud; - struct node_entry *ne = (struct node_entry *)data; + struct node_entry *ne = data; ud = container_of(dev, struct unit_directory, unit_dev); return ud->ne == ne; @@ -754,8 +729,7 @@ static void nodemgr_remove_uds(struct node_entry *ne) */ mutex_lock(&nodemgr_serialize_remove_uds); for (;;) { - dev = class_find_device(&nodemgr_ud_class, NULL, ne, - __match_ne); + dev = class_find_device(&nodemgr_ud_class, NULL, ne, match_ne); if (!dev) break; ud = container_of(dev, struct unit_directory, unit_dev); @@ -785,7 +759,7 @@ static void nodemgr_remove_ne(struct node_entry *ne) put_device(dev); } -static int __nodemgr_remove_host_dev(struct device *dev, void *data) +static int remove_host_dev(struct device *dev, void *data) { if (dev->bus == &ieee1394_bus_type) nodemgr_remove_ne(container_of(dev, struct node_entry, @@ -795,7 +769,7 @@ static int __nodemgr_remove_host_dev(struct device *dev, void *data) static void nodemgr_remove_host_dev(struct device *dev) { - WARN_ON(device_for_each_child(dev, NULL, __nodemgr_remove_host_dev)); + device_for_each_child(dev, NULL, remove_host_dev); sysfs_remove_link(&dev->kobj, "irm_id"); sysfs_remove_link(&dev->kobj, "busmgr_id"); sysfs_remove_link(&dev->kobj, "host_id"); @@ -830,11 +804,10 @@ static void nodemgr_update_bus_options(struct node_entry *ne) } -static struct node_entry *nodemgr_create_node(octlet_t guid, struct csr1212_csr *csr, - struct host_info *hi, nodeid_t nodeid, - unsigned int generation) +static struct node_entry *nodemgr_create_node(octlet_t guid, + struct csr1212_csr *csr, struct hpsb_host *host, + nodeid_t nodeid, unsigned int generation) { - struct hpsb_host *host = hi->host; struct node_entry *ne; ne = kzalloc(sizeof(*ne), GFP_KERNEL); @@ -888,10 +861,10 @@ fail_alloc: return NULL; } -static int __match_ne_guid(struct device *dev, void *data) +static int match_ne_guid(struct device *dev, void *data) { struct node_entry *ne; - u64 *guid = (u64 *)data; + u64 *guid = data; ne = container_of(dev, struct node_entry, node_dev); return ne->guid == *guid; @@ -902,8 +875,7 @@ static struct node_entry *find_entry_by_guid(u64 guid) struct device *dev; struct node_entry *ne; - dev = class_find_device(&nodemgr_ne_class, NULL, &guid, - __match_ne_guid); + dev = class_find_device(&nodemgr_ne_class, NULL, &guid, match_ne_guid); if (!dev) return NULL; ne = container_of(dev, struct node_entry, node_dev); @@ -912,21 +884,21 @@ static struct node_entry *find_entry_by_guid(u64 guid) return ne; } -struct match_nodeid_param { +struct match_nodeid_parameter { struct hpsb_host *host; nodeid_t nodeid; }; -static int __match_ne_nodeid(struct device *dev, void *data) +static int match_ne_nodeid(struct device *dev, void *data) { int found = 0; struct node_entry *ne; - struct match_nodeid_param *param = (struct match_nodeid_param *)data; + struct match_nodeid_parameter *p = data; if (!dev) goto ret; ne = container_of(dev, struct node_entry, node_dev); - if (ne->host == param->host && ne->nodeid == param->nodeid) + if (ne->host == p->host && ne->nodeid == p->nodeid) found = 1; ret: return found; @@ -937,13 +909,12 @@ static struct node_entry *find_entry_by_nodeid(struct hpsb_host *host, { struct device *dev; struct node_entry *ne; - struct match_nodeid_param param; + struct match_nodeid_parameter p; - param.host = host; - param.nodeid = nodeid; + p.host = host; + p.nodeid = nodeid; - dev = class_find_device(&nodemgr_ne_class, NULL, ¶m, - __match_ne_nodeid); + dev = class_find_device(&nodemgr_ne_class, NULL, &p, match_ne_nodeid); if (!dev) return NULL; ne = container_of(dev, struct node_entry, node_dev); @@ -990,7 +961,7 @@ fail_devreg: * immediate unit directories looking for software_id and * software_version entries, in order to get driver autoloading working. */ static struct unit_directory *nodemgr_process_unit_directory - (struct host_info *hi, struct node_entry *ne, struct csr1212_keyval *ud_kv, + (struct node_entry *ne, struct csr1212_keyval *ud_kv, unsigned int *id, struct unit_directory *parent) { struct unit_directory *ud; @@ -1083,7 +1054,7 @@ static struct unit_directory *nodemgr_process_unit_directory nodemgr_register_device(ne, ud, &ne->device); /* process the child unit */ - ud_child = nodemgr_process_unit_directory(hi, ne, kv, id, ud); + ud_child = nodemgr_process_unit_directory(ne, kv, id, ud); if (ud_child == NULL) break; @@ -1137,7 +1108,7 @@ unit_directory_error: } -static void nodemgr_process_root_directory(struct host_info *hi, struct node_entry *ne) +static void nodemgr_process_root_directory(struct node_entry *ne) { unsigned int ud_id = 0; struct csr1212_dentry *dentry; @@ -1157,7 +1128,7 @@ static void nodemgr_process_root_directory(struct host_info *hi, struct node_ent break; case CSR1212_KV_ID_UNIT: - nodemgr_process_unit_directory(hi, ne, kv, &ud_id, NULL); + nodemgr_process_unit_directory(ne, kv, &ud_id, NULL); break; case CSR1212_KV_ID_DESCRIPTOR: @@ -1273,8 +1244,7 @@ void hpsb_unregister_protocol(struct hpsb_protocol_driver *driver) * the to take whatever actions required. */ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr, - struct host_info *hi, nodeid_t nodeid, - unsigned int generation) + nodeid_t nodeid, unsigned int generation) { if (ne->nodeid != nodeid) { HPSB_DEBUG("Node changed: " NODE_BUS_FMT " -> " NODE_BUS_FMT, @@ -1305,19 +1275,23 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr, csr1212_destroy_csr(csr); } - if (ne->in_limbo) - nodemgr_resume_ne(ne); - /* Mark the node current */ ne->generation = generation; -} + if (ne->in_limbo) { + device_remove_file(&ne->device, &dev_attr_ne_in_limbo); + ne->in_limbo = false; + HPSB_DEBUG("Node reactivated: " + "ID:BUS[" NODE_BUS_FMT "] GUID[%016Lx]", + NODE_BUS_ARGS(ne->host, ne->nodeid), + (unsigned long long)ne->guid); + } +} -static void nodemgr_node_scan_one(struct host_info *hi, +static void nodemgr_node_scan_one(struct hpsb_host *host, nodeid_t nodeid, int generation) { - struct hpsb_host *host = hi->host; struct node_entry *ne; octlet_t guid; struct csr1212_csr *csr; @@ -1373,16 +1347,15 @@ static void nodemgr_node_scan_one(struct host_info *hi, } if (!ne) - nodemgr_create_node(guid, csr, hi, nodeid, generation); + nodemgr_create_node(guid, csr, host, nodeid, generation); else - nodemgr_update_node(ne, csr, hi, nodeid, generation); + nodemgr_update_node(ne, csr, nodeid, generation); } -static void nodemgr_node_scan(struct host_info *hi, int generation) +static void nodemgr_node_scan(struct hpsb_host *host, int generation) { int count; - struct hpsb_host *host = hi->host; struct selfid *sid = (struct selfid *)host->topology_map; nodeid_t nodeid = LOCAL_BUS; @@ -1395,89 +1368,26 @@ static void nodemgr_node_scan(struct host_info *hi, int generation) nodeid++; continue; } - nodemgr_node_scan_one(hi, nodeid++, generation); - } -} - -static int __nodemgr_driver_suspend(struct device *dev, void *data) -{ - struct unit_directory *ud; - struct device_driver *drv; - struct node_entry *ne = (struct node_entry *)data; - int error; - - ud = container_of(dev, struct unit_directory, unit_dev); - if (ud->ne == ne) { - drv = get_driver(ud->device.driver); - if (drv) { - error = 1; /* release if suspend is not implemented */ - if (drv->suspend) { - down(&ud->device.sem); - error = drv->suspend(&ud->device, PMSG_SUSPEND); - up(&ud->device.sem); - } - if (error) - device_release_driver(&ud->device); - put_driver(drv); - } - } - - return 0; -} - -static int __nodemgr_driver_resume(struct device *dev, void *data) -{ - struct unit_directory *ud; - struct device_driver *drv; - struct node_entry *ne = (struct node_entry *)data; - - ud = container_of(dev, struct unit_directory, unit_dev); - if (ud->ne == ne) { - drv = get_driver(ud->device.driver); - if (drv) { - if (drv->resume) { - down(&ud->device.sem); - drv->resume(&ud->device); - up(&ud->device.sem); - } - put_driver(drv); - } + nodemgr_node_scan_one(host, nodeid++, generation); } - - return 0; } -static void nodemgr_suspend_ne(struct node_entry *ne) +static void nodemgr_pause_ne(struct node_entry *ne) { - HPSB_DEBUG("Node suspended: ID:BUS[" NODE_BUS_FMT "] GUID[%016Lx]", + HPSB_DEBUG("Node paused: ID:BUS[" NODE_BUS_FMT "] GUID[%016Lx]", NODE_BUS_ARGS(ne->host, ne->nodeid), (unsigned long long)ne->guid); - ne->in_limbo = 1; + ne->in_limbo = true; WARN_ON(device_create_file(&ne->device, &dev_attr_ne_in_limbo)); - - class_for_each_device(&nodemgr_ud_class, NULL, ne, - __nodemgr_driver_suspend); -} - - -static void nodemgr_resume_ne(struct node_entry *ne) -{ - ne->in_limbo = 0; - device_remove_file(&ne->device, &dev_attr_ne_in_limbo); - - class_for_each_device(&nodemgr_ud_class, NULL, ne, - __nodemgr_driver_resume); - HPSB_DEBUG("Node resumed: ID:BUS[" NODE_BUS_FMT "] GUID[%016Lx]", - NODE_BUS_ARGS(ne->host, ne->nodeid), (unsigned long long)ne->guid); } -static int __nodemgr_update_pdrv(struct device *dev, void *data) +static int update_pdrv(struct device *dev, void *data) { struct unit_directory *ud; struct device_driver *drv; struct hpsb_protocol_driver *pdrv; - struct node_entry *ne = (struct node_entry *)data; + struct node_entry *ne = data; int error; ud = container_of(dev, struct unit_directory, unit_dev); @@ -1503,11 +1413,9 @@ static int __nodemgr_update_pdrv(struct device *dev, void *data) static void nodemgr_update_pdrv(struct node_entry *ne) { - class_for_each_device(&nodemgr_ud_class, NULL, ne, - __nodemgr_update_pdrv); + class_for_each_device(&nodemgr_ud_class, NULL, ne, update_pdrv); } - /* Write the BROADCAST_CHANNEL as per IEEE1394a 8.3.2.3.11 and 8.4.2.3. This * seems like an optional service but in the end it is practically mandatory * as a consequence of these clauses. @@ -1535,11 +1443,12 @@ static void nodemgr_irm_write_bc(struct node_entry *ne, int generation) } -static void nodemgr_probe_ne(struct host_info *hi, struct node_entry *ne, int generation) +static void nodemgr_probe_ne(struct hpsb_host *host, struct node_entry *ne, + int generation) { struct device *dev; - if (ne->host != hi->host || ne->in_limbo) + if (ne->host != host || ne->in_limbo) return; dev = get_device(&ne->device); @@ -1554,40 +1463,40 @@ static void nodemgr_probe_ne(struct host_info *hi, struct node_entry *ne, int ge * down to the drivers. Otherwise, this is a dead node and we * suspend it. */ if (ne->needs_probe) - nodemgr_process_root_directory(hi, ne); + nodemgr_process_root_directory(ne); else if (ne->generation == generation) nodemgr_update_pdrv(ne); else - nodemgr_suspend_ne(ne); + nodemgr_pause_ne(ne); put_device(dev); } -struct probe_param { - struct host_info *hi; +struct node_probe_parameter { + struct hpsb_host *host; int generation; bool probe_now; }; static int node_probe(struct device *dev, void *data) { - struct probe_param *p = data; + struct node_probe_parameter *p = data; struct node_entry *ne; - if (p->generation != get_hpsb_generation(p->hi->host)) + if (p->generation != get_hpsb_generation(p->host)) return -EAGAIN; ne = container_of(dev, struct node_entry, node_dev); if (ne->needs_probe == p->probe_now) - nodemgr_probe_ne(p->hi, ne, p->generation); + nodemgr_probe_ne(p->host, ne, p->generation); return 0; } -static void nodemgr_node_probe(struct host_info *hi, int generation) +static int nodemgr_node_probe(struct hpsb_host *host, int generation) { - struct probe_param p; + struct node_probe_parameter p; - p.hi = hi; + p.host = host; p.generation = generation; /* * Do some processing of the nodes we've probed. This pulls them @@ -1604,11 +1513,11 @@ static void nodemgr_node_probe(struct host_info *hi, int generation) */ p.probe_now = false; if (class_for_each_device(&nodemgr_ne_class, NULL, &p, node_probe) != 0) - return; + return 0; p.probe_now = true; if (class_for_each_device(&nodemgr_ne_class, NULL, &p, node_probe) != 0) - return; + return 0; /* * Now let's tell the bus to rescan our devices. This may seem * like overhead, but the driver-model core will only scan a @@ -1620,6 +1529,27 @@ static void nodemgr_node_probe(struct host_info *hi, int generation) */ if (bus_rescan_devices(&ieee1394_bus_type) != 0) HPSB_DEBUG("bus_rescan_devices had an error"); + + return 1; +} + +static int remove_nodes_in_limbo(struct device *dev, void *data) +{ + struct node_entry *ne; + + if (dev->bus != &ieee1394_bus_type) + return 0; + + ne = container_of(dev, struct node_entry, device); + if (ne->in_limbo) + nodemgr_remove_ne(ne); + + return 0; +} + +static void nodemgr_remove_nodes_in_limbo(struct hpsb_host *host) +{ + device_for_each_child(&host->device, NULL, remove_nodes_in_limbo); } static int nodemgr_send_resume_packet(struct hpsb_host *host) @@ -1730,10 +1660,9 @@ static int nodemgr_check_irm_capability(struct hpsb_host *host, int cycles) return 1; } -static int nodemgr_host_thread(void *__hi) +static int nodemgr_host_thread(void *data) { - struct host_info *hi = (struct host_info *)__hi; - struct hpsb_host *host = hi->host; + struct hpsb_host *host = data; unsigned int g, generation = 0; int i, reset_cycles = 0; @@ -1787,36 +1716,48 @@ static int nodemgr_host_thread(void *__hi) * entries. This does not do the sysfs stuff, since that * would trigger uevents and such, which is a bad idea at * this point. */ - nodemgr_node_scan(hi, generation); + nodemgr_node_scan(host, generation); /* This actually does the full probe, with sysfs * registration. */ - nodemgr_node_probe(hi, generation); + if (!nodemgr_node_probe(host, generation)) + continue; /* Update some of our sysfs symlinks */ nodemgr_update_host_dev_links(host); + + /* Sleep 3 seconds */ + for (i = 3000/200; i; i--) { + msleep_interruptible(200); + if (kthread_should_stop()) + goto exit; + + if (generation != get_hpsb_generation(host)) + break; + } + /* Remove nodes which are gone, unless a bus reset happened */ + if (!i) + nodemgr_remove_nodes_in_limbo(host); } exit: HPSB_VERBOSE("NodeMgr: Exiting thread"); return 0; } -struct host_iter_param { +struct per_host_parameter { void *data; int (*cb)(struct hpsb_host *, void *); }; -static int __nodemgr_for_each_host(struct device *dev, void *data) +static int per_host(struct device *dev, void *data) { struct hpsb_host *host; - struct host_iter_param *hip = (struct host_iter_param *)data; - int error = 0; + struct per_host_parameter *p = data; host = container_of(dev, struct hpsb_host, host_dev); - error = hip->cb(host, hip->data); - - return error; + return p->cb(host, p->data); } + /** * nodemgr_for_each_host - call a function for each IEEE 1394 host * @data: an address to supply to the callback @@ -1831,15 +1772,11 @@ static int __nodemgr_for_each_host(struct device *dev, void *data) */ int nodemgr_for_each_host(void *data, int (*cb)(struct hpsb_host *, void *)) { - struct host_iter_param hip; - int error; - - hip.cb = cb; - hip.data = data; - error = class_for_each_device(&hpsb_host_class, NULL, &hip, - __nodemgr_for_each_host); + struct per_host_parameter p; - return error; + p.cb = cb; + p.data = data; + return class_for_each_device(&hpsb_host_class, NULL, &p, per_host); } /* The following two convenience functions use a struct node_entry @@ -1893,7 +1830,7 @@ static void nodemgr_add_host(struct hpsb_host *host) return; } hi->host = host; - hi->thread = kthread_run(nodemgr_host_thread, hi, "knodemgrd_%d", + hi->thread = kthread_run(nodemgr_host_thread, host, "knodemgrd_%d", host->id); if (IS_ERR(hi->thread)) { HPSB_ERR("NodeMgr: cannot start thread for host %d", host->id); diff --git a/drivers/ieee1394/nodemgr.h b/drivers/ieee1394/nodemgr.h index 6eb26465a84..4f287a3561b 100644 --- a/drivers/ieee1394/nodemgr.h +++ b/drivers/ieee1394/nodemgr.h @@ -110,7 +110,7 @@ struct node_entry { struct device node_dev; /* Means this node is not attached anymore */ - int in_limbo; + bool in_limbo; struct csr1212_csr *csr; }; diff --git a/drivers/ieee1394/raw1394-private.h b/drivers/ieee1394/raw1394-private.h index a06aaad5b44..7a225a40598 100644 --- a/drivers/ieee1394/raw1394-private.h +++ b/drivers/ieee1394/raw1394-private.h @@ -22,6 +22,7 @@ enum raw1394_iso_state { RAW1394_ISO_INACTIVE = 0, struct file_info { struct list_head list; + struct mutex state_mutex; enum { opened, initialized, connected } state; unsigned int protocol_version; diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c index 6fa9e4a2184..9f19ac49210 100644 --- a/drivers/ieee1394/raw1394.c +++ b/drivers/ieee1394/raw1394.c @@ -34,6 +34,7 @@ #include <linux/fs.h> #include <linux/poll.h> #include <linux/module.h> +#include <linux/mutex.h> #include <linux/init.h> #include <linux/interrupt.h> #include <linux/vmalloc.h> @@ -2267,6 +2268,8 @@ static ssize_t raw1394_write(struct file *file, const char __user * buffer, return -EFAULT; } + mutex_lock(&fi->state_mutex); + switch (fi->state) { case opened: retval = state_opened(fi, req); @@ -2281,6 +2284,8 @@ static ssize_t raw1394_write(struct file *file, const char __user * buffer, break; } + mutex_unlock(&fi->state_mutex); + if (retval < 0) { free_pending_request(req); } else { @@ -2541,109 +2546,120 @@ static int raw1394_read_cycle_timer(struct file_info *fi, void __user * uaddr) static int raw1394_mmap(struct file *file, struct vm_area_struct *vma) { struct file_info *fi = file->private_data; + int ret; + + mutex_lock(&fi->state_mutex); if (fi->iso_state == RAW1394_ISO_INACTIVE) - return -EINVAL; + ret = -EINVAL; + else + ret = dma_region_mmap(&fi->iso_handle->data_buf, file, vma); + + mutex_unlock(&fi->state_mutex); - return dma_region_mmap(&fi->iso_handle->data_buf, file, vma); + return ret; } -/* ioctl is only used for rawiso operations */ -static long do_raw1394_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) +static long raw1394_ioctl_inactive(struct file_info *fi, unsigned int cmd, + void __user *argp) +{ + switch (cmd) { + case RAW1394_IOC_ISO_XMIT_INIT: + return raw1394_iso_xmit_init(fi, argp); + case RAW1394_IOC_ISO_RECV_INIT: + return raw1394_iso_recv_init(fi, argp); + default: + return -EINVAL; + } +} + +static long raw1394_ioctl_recv(struct file_info *fi, unsigned int cmd, + unsigned long arg) { - struct file_info *fi = file->private_data; void __user *argp = (void __user *)arg; - switch (fi->iso_state) { - case RAW1394_ISO_INACTIVE: - switch (cmd) { - case RAW1394_IOC_ISO_XMIT_INIT: - return raw1394_iso_xmit_init(fi, argp); - case RAW1394_IOC_ISO_RECV_INIT: - return raw1394_iso_recv_init(fi, argp); - default: - break; + switch (cmd) { + case RAW1394_IOC_ISO_RECV_START:{ + int args[3]; + + if (copy_from_user(&args[0], argp, sizeof(args))) + return -EFAULT; + return hpsb_iso_recv_start(fi->iso_handle, + args[0], args[1], args[2]); } - break; - case RAW1394_ISO_RECV: - switch (cmd) { - case RAW1394_IOC_ISO_RECV_START:{ - /* copy args from user-space */ - int args[3]; - if (copy_from_user - (&args[0], argp, sizeof(args))) - return -EFAULT; - return hpsb_iso_recv_start(fi->iso_handle, - args[0], args[1], - args[2]); - } - case RAW1394_IOC_ISO_XMIT_RECV_STOP: - hpsb_iso_stop(fi->iso_handle); - return 0; - case RAW1394_IOC_ISO_RECV_LISTEN_CHANNEL: - return hpsb_iso_recv_listen_channel(fi->iso_handle, - arg); - case RAW1394_IOC_ISO_RECV_UNLISTEN_CHANNEL: - return hpsb_iso_recv_unlisten_channel(fi->iso_handle, - arg); - case RAW1394_IOC_ISO_RECV_SET_CHANNEL_MASK:{ - /* copy the u64 from user-space */ - u64 mask; - if (copy_from_user(&mask, argp, sizeof(mask))) - return -EFAULT; - return hpsb_iso_recv_set_channel_mask(fi-> - iso_handle, - mask); - } - case RAW1394_IOC_ISO_GET_STATUS: - return raw1394_iso_get_status(fi, argp); - case RAW1394_IOC_ISO_RECV_PACKETS: - return raw1394_iso_recv_packets(fi, argp); - case RAW1394_IOC_ISO_RECV_RELEASE_PACKETS: - return hpsb_iso_recv_release_packets(fi->iso_handle, - arg); - case RAW1394_IOC_ISO_RECV_FLUSH: - return hpsb_iso_recv_flush(fi->iso_handle); - case RAW1394_IOC_ISO_SHUTDOWN: - raw1394_iso_shutdown(fi); - return 0; - case RAW1394_IOC_ISO_QUEUE_ACTIVITY: - queue_rawiso_event(fi); - return 0; + case RAW1394_IOC_ISO_XMIT_RECV_STOP: + hpsb_iso_stop(fi->iso_handle); + return 0; + case RAW1394_IOC_ISO_RECV_LISTEN_CHANNEL: + return hpsb_iso_recv_listen_channel(fi->iso_handle, arg); + case RAW1394_IOC_ISO_RECV_UNLISTEN_CHANNEL: + return hpsb_iso_recv_unlisten_channel(fi->iso_handle, arg); + case RAW1394_IOC_ISO_RECV_SET_CHANNEL_MASK:{ + u64 mask; + + if (copy_from_user(&mask, argp, sizeof(mask))) + return -EFAULT; + return hpsb_iso_recv_set_channel_mask(fi->iso_handle, + mask); } - break; - case RAW1394_ISO_XMIT: - switch (cmd) { - case RAW1394_IOC_ISO_XMIT_START:{ - /* copy two ints from user-space */ - int args[2]; - if (copy_from_user - (&args[0], argp, sizeof(args))) - return -EFAULT; - return hpsb_iso_xmit_start(fi->iso_handle, - args[0], args[1]); - } - case RAW1394_IOC_ISO_XMIT_SYNC: - return hpsb_iso_xmit_sync(fi->iso_handle); - case RAW1394_IOC_ISO_XMIT_RECV_STOP: - hpsb_iso_stop(fi->iso_handle); - return 0; - case RAW1394_IOC_ISO_GET_STATUS: - return raw1394_iso_get_status(fi, argp); - case RAW1394_IOC_ISO_XMIT_PACKETS: - return raw1394_iso_send_packets(fi, argp); - case RAW1394_IOC_ISO_SHUTDOWN: - raw1394_iso_shutdown(fi); - return 0; - case RAW1394_IOC_ISO_QUEUE_ACTIVITY: - queue_rawiso_event(fi); - return 0; + case RAW1394_IOC_ISO_GET_STATUS: + return raw1394_iso_get_status(fi, argp); + case RAW1394_IOC_ISO_RECV_PACKETS: + return raw1394_iso_recv_packets(fi, argp); + case RAW1394_IOC_ISO_RECV_RELEASE_PACKETS: + return hpsb_iso_recv_release_packets(fi->iso_handle, arg); + case RAW1394_IOC_ISO_RECV_FLUSH: + return hpsb_iso_recv_flush(fi->iso_handle); + case RAW1394_IOC_ISO_SHUTDOWN: + raw1394_iso_shutdown(fi); + return 0; + case RAW1394_IOC_ISO_QUEUE_ACTIVITY: + queue_rawiso_event(fi); + return 0; + default: + return -EINVAL; + } +} + +static long raw1394_ioctl_xmit(struct file_info *fi, unsigned int cmd, + void __user *argp) +{ + switch (cmd) { + case RAW1394_IOC_ISO_XMIT_START:{ + int args[2]; + + if (copy_from_user(&args[0], argp, sizeof(args))) + return -EFAULT; + return hpsb_iso_xmit_start(fi->iso_handle, + args[0], args[1]); } - break; + case RAW1394_IOC_ISO_XMIT_SYNC: + return hpsb_iso_xmit_sync(fi->iso_handle); + case RAW1394_IOC_ISO_XMIT_RECV_STOP: + hpsb_iso_stop(fi->iso_handle); + return 0; + case RAW1394_IOC_ISO_GET_STATUS: + return raw1394_iso_get_status(fi, argp); + case RAW1394_IOC_ISO_XMIT_PACKETS: + return raw1394_iso_send_packets(fi, argp); + case RAW1394_IOC_ISO_SHUTDOWN: + raw1394_iso_shutdown(fi); + return 0; + case RAW1394_IOC_ISO_QUEUE_ACTIVITY: + queue_rawiso_event(fi); + return 0; default: - break; + return -EINVAL; } +} + +/* ioctl is only used for rawiso operations */ +static long raw1394_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct file_info *fi = file->private_data; + void __user *argp = (void __user *)arg; + long ret; /* state-independent commands */ switch(cmd) { @@ -2653,16 +2669,25 @@ static long do_raw1394_ioctl(struct file *file, unsigned int cmd, break; } - return -EINVAL; -} + mutex_lock(&fi->state_mutex); + + switch (fi->iso_state) { + case RAW1394_ISO_INACTIVE: + ret = raw1394_ioctl_inactive(fi, cmd, argp); + break; + case RAW1394_ISO_RECV: + ret = raw1394_ioctl_recv(fi, cmd, arg); + break; + case RAW1394_ISO_XMIT: + ret = raw1394_ioctl_xmit(fi, cmd, argp); + break; + default: + ret = -EINVAL; + break; + } + + mutex_unlock(&fi->state_mutex); -static long raw1394_ioctl(struct file *file, unsigned int cmd, - unsigned long arg) -{ - long ret; - lock_kernel(); - ret = do_raw1394_ioctl(file, cmd, arg); - unlock_kernel(); return ret; } @@ -2700,7 +2725,7 @@ static long raw1394_iso_xmit_recv_packets32(struct file *file, unsigned int cmd, !copy_from_user(&infos32, &arg->infos, sizeof infos32)) { infos = compat_ptr(infos32); if (!copy_to_user(&dst->infos, &infos, sizeof infos)) - err = do_raw1394_ioctl(file, cmd, (unsigned long)dst); + err = raw1394_ioctl(file, cmd, (unsigned long)dst); } return err; } @@ -2724,7 +2749,6 @@ static long raw1394_compat_ioctl(struct file *file, void __user *argp = (void __user *)arg; long err; - lock_kernel(); switch (cmd) { /* These requests have same format as long as 'int' has same size. */ case RAW1394_IOC_ISO_RECV_INIT: @@ -2741,7 +2765,7 @@ static long raw1394_compat_ioctl(struct file *file, case RAW1394_IOC_ISO_GET_STATUS: case RAW1394_IOC_ISO_SHUTDOWN: case RAW1394_IOC_ISO_QUEUE_ACTIVITY: - err = do_raw1394_ioctl(file, cmd, arg); + err = raw1394_ioctl(file, cmd, arg); break; /* These request have different format. */ case RAW1394_IOC_ISO_RECV_PACKETS32: @@ -2757,7 +2781,6 @@ static long raw1394_compat_ioctl(struct file *file, err = -EINVAL; break; } - unlock_kernel(); return err; } @@ -2791,6 +2814,7 @@ static int raw1394_open(struct inode *inode, struct file *file) fi->notification = (u8) RAW1394_NOTIFY_ON; /* busreset notification */ INIT_LIST_HEAD(&fi->list); + mutex_init(&fi->state_mutex); fi->state = opened; INIT_LIST_HEAD(&fi->req_pending); INIT_LIST_HEAD(&fi->req_complete); @@ -3010,10 +3034,10 @@ static int __init init_raw1394(void) hpsb_register_highlevel(&raw1394_highlevel); if (IS_ERR - (device_create_drvdata( - hpsb_protocol_class, NULL, - MKDEV(IEEE1394_MAJOR, IEEE1394_MINOR_BLOCK_RAW1394 * 16), - NULL, RAW1394_DEVICE_NAME))) { + (device_create(hpsb_protocol_class, NULL, + MKDEV(IEEE1394_MAJOR, + IEEE1394_MINOR_BLOCK_RAW1394 * 16), + NULL, RAW1394_DEVICE_NAME))) { ret = -EFAULT; goto out_unreg; } diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index 1d6ad343553..c52f6e6e8af 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -526,26 +526,41 @@ static void sbp2util_write_doorbell(struct work_struct *work) static int sbp2util_create_command_orb_pool(struct sbp2_lu *lu) { - struct sbp2_fwhost_info *hi = lu->hi; struct sbp2_command_info *cmd; + struct device *dmadev = lu->hi->host->device.parent; int i, orbs = sbp2_serialize_io ? 2 : SBP2_MAX_CMDS; for (i = 0; i < orbs; i++) { cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); if (!cmd) - return -ENOMEM; - cmd->command_orb_dma = dma_map_single(hi->host->device.parent, - &cmd->command_orb, - sizeof(struct sbp2_command_orb), - DMA_TO_DEVICE); - cmd->sge_dma = dma_map_single(hi->host->device.parent, - &cmd->scatter_gather_element, - sizeof(cmd->scatter_gather_element), - DMA_TO_DEVICE); + goto failed_alloc; + + cmd->command_orb_dma = + dma_map_single(dmadev, &cmd->command_orb, + sizeof(struct sbp2_command_orb), + DMA_TO_DEVICE); + if (dma_mapping_error(dmadev, cmd->command_orb_dma)) + goto failed_orb; + + cmd->sge_dma = + dma_map_single(dmadev, &cmd->scatter_gather_element, + sizeof(cmd->scatter_gather_element), + DMA_TO_DEVICE); + if (dma_mapping_error(dmadev, cmd->sge_dma)) + goto failed_sge; + INIT_LIST_HEAD(&cmd->list); list_add_tail(&cmd->list, &lu->cmd_orb_completed); } return 0; + +failed_sge: + dma_unmap_single(dmadev, cmd->command_orb_dma, + sizeof(struct sbp2_command_orb), DMA_TO_DEVICE); +failed_orb: + kfree(cmd); +failed_alloc: + return -ENOMEM; } static void sbp2util_remove_command_orb_pool(struct sbp2_lu *lu, @@ -641,24 +656,11 @@ static struct sbp2_command_info *sbp2util_allocate_command_orb( static void sbp2util_mark_command_completed(struct sbp2_lu *lu, struct sbp2_command_info *cmd) { - struct hpsb_host *host = lu->ud->ne->host; - - if (cmd->cmd_dma) { - if (cmd->dma_type == CMD_DMA_SINGLE) - dma_unmap_single(host->device.parent, cmd->cmd_dma, - cmd->dma_size, cmd->dma_dir); - else if (cmd->dma_type == CMD_DMA_PAGE) - dma_unmap_page(host->device.parent, cmd->cmd_dma, - cmd->dma_size, cmd->dma_dir); - /* XXX: Check for CMD_DMA_NONE bug */ - cmd->dma_type = CMD_DMA_NONE; - cmd->cmd_dma = 0; - } - if (cmd->sge_buffer) { - dma_unmap_sg(host->device.parent, cmd->sge_buffer, - cmd->dma_size, cmd->dma_dir); - cmd->sge_buffer = NULL; - } + if (scsi_sg_count(cmd->Current_SCpnt)) + dma_unmap_sg(lu->ud->ne->host->device.parent, + scsi_sglist(cmd->Current_SCpnt), + scsi_sg_count(cmd->Current_SCpnt), + cmd->Current_SCpnt->sc_data_direction); list_move_tail(&cmd->list, &lu->cmd_orb_completed); } @@ -823,6 +825,10 @@ static struct sbp2_lu *sbp2_alloc_device(struct unit_directory *ud) #endif } + if (dma_get_max_seg_size(hi->host->device.parent) > SBP2_MAX_SEG_SIZE) + BUG_ON(dma_set_max_seg_size(hi->host->device.parent, + SBP2_MAX_SEG_SIZE)); + /* Prevent unloading of the 1394 host */ if (!try_module_get(hi->host->driver->owner)) { SBP2_ERR("failed to get a reference on 1394 host driver"); @@ -1494,84 +1500,65 @@ static int sbp2_agent_reset(struct sbp2_lu *lu, int wait) return 0; } -static void sbp2_prep_command_orb_sg(struct sbp2_command_orb *orb, - struct sbp2_fwhost_info *hi, - struct sbp2_command_info *cmd, - unsigned int scsi_use_sg, - struct scatterlist *sg, - u32 orb_direction, - enum dma_data_direction dma_dir) +static int sbp2_prep_command_orb_sg(struct sbp2_command_orb *orb, + struct sbp2_fwhost_info *hi, + struct sbp2_command_info *cmd, + unsigned int sg_count, + struct scatterlist *sg, + u32 orb_direction, + enum dma_data_direction dma_dir) { - cmd->dma_dir = dma_dir; + struct device *dmadev = hi->host->device.parent; + struct sbp2_unrestricted_page_table *pt; + int i, n; + + n = dma_map_sg(dmadev, sg, sg_count, dma_dir); + if (n == 0) + return -ENOMEM; + orb->data_descriptor_hi = ORB_SET_NODE_ID(hi->host->node_id); orb->misc |= ORB_SET_DIRECTION(orb_direction); /* special case if only one element (and less than 64KB in size) */ - if (scsi_use_sg == 1 && sg->length <= SBP2_MAX_SG_ELEMENT_LENGTH) { - - cmd->dma_size = sg->length; - cmd->dma_type = CMD_DMA_PAGE; - cmd->cmd_dma = dma_map_page(hi->host->device.parent, - sg_page(sg), sg->offset, - cmd->dma_size, cmd->dma_dir); - - orb->data_descriptor_lo = cmd->cmd_dma; - orb->misc |= ORB_SET_DATA_SIZE(cmd->dma_size); - + if (n == 1) { + orb->misc |= ORB_SET_DATA_SIZE(sg_dma_len(sg)); + orb->data_descriptor_lo = sg_dma_address(sg); } else { - struct sbp2_unrestricted_page_table *sg_element = - &cmd->scatter_gather_element[0]; - u32 sg_count, sg_len; - dma_addr_t sg_addr; - int i, count = dma_map_sg(hi->host->device.parent, sg, - scsi_use_sg, dma_dir); - - cmd->dma_size = scsi_use_sg; - cmd->sge_buffer = sg; - - /* use page tables (s/g) */ - orb->misc |= ORB_SET_PAGE_TABLE_PRESENT(0x1); - orb->data_descriptor_lo = cmd->sge_dma; + pt = &cmd->scatter_gather_element[0]; - /* loop through and fill out our SBP-2 page tables - * (and split up anything too large) */ - for (i = 0, sg_count = 0; i < count; i++, sg = sg_next(sg)) { - sg_len = sg_dma_len(sg); - sg_addr = sg_dma_address(sg); - while (sg_len) { - sg_element[sg_count].segment_base_lo = sg_addr; - if (sg_len > SBP2_MAX_SG_ELEMENT_LENGTH) { - sg_element[sg_count].length_segment_base_hi = - PAGE_TABLE_SET_SEGMENT_LENGTH(SBP2_MAX_SG_ELEMENT_LENGTH); - sg_addr += SBP2_MAX_SG_ELEMENT_LENGTH; - sg_len -= SBP2_MAX_SG_ELEMENT_LENGTH; - } else { - sg_element[sg_count].length_segment_base_hi = - PAGE_TABLE_SET_SEGMENT_LENGTH(sg_len); - sg_len = 0; - } - sg_count++; - } + dma_sync_single_for_cpu(dmadev, cmd->sge_dma, + sizeof(cmd->scatter_gather_element), + DMA_TO_DEVICE); + + for_each_sg(sg, sg, n, i) { + pt[i].high = cpu_to_be32(sg_dma_len(sg) << 16); + pt[i].low = cpu_to_be32(sg_dma_address(sg)); } - orb->misc |= ORB_SET_DATA_SIZE(sg_count); + orb->misc |= ORB_SET_PAGE_TABLE_PRESENT(0x1) | + ORB_SET_DATA_SIZE(n); + orb->data_descriptor_lo = cmd->sge_dma; - sbp2util_cpu_to_be32_buffer(sg_element, - (sizeof(struct sbp2_unrestricted_page_table)) * - sg_count); + dma_sync_single_for_device(dmadev, cmd->sge_dma, + sizeof(cmd->scatter_gather_element), + DMA_TO_DEVICE); } + return 0; } -static void sbp2_create_command_orb(struct sbp2_lu *lu, - struct sbp2_command_info *cmd, - struct scsi_cmnd *SCpnt) +static int sbp2_create_command_orb(struct sbp2_lu *lu, + struct sbp2_command_info *cmd, + struct scsi_cmnd *SCpnt) { - struct sbp2_fwhost_info *hi = lu->hi; + struct device *dmadev = lu->hi->host->device.parent; struct sbp2_command_orb *orb = &cmd->command_orb; - u32 orb_direction; unsigned int scsi_request_bufflen = scsi_bufflen(SCpnt); enum dma_data_direction dma_dir = SCpnt->sc_data_direction; + u32 orb_direction; + int ret; + dma_sync_single_for_cpu(dmadev, cmd->command_orb_dma, + sizeof(struct sbp2_command_orb), DMA_TO_DEVICE); /* * Set-up our command ORB. * @@ -1602,15 +1589,21 @@ static void sbp2_create_command_orb(struct sbp2_lu *lu, orb->data_descriptor_hi = 0x0; orb->data_descriptor_lo = 0x0; orb->misc |= ORB_SET_DIRECTION(1); - } else - sbp2_prep_command_orb_sg(orb, hi, cmd, scsi_sg_count(SCpnt), - scsi_sglist(SCpnt), - orb_direction, dma_dir); - + ret = 0; + } else { + ret = sbp2_prep_command_orb_sg(orb, lu->hi, cmd, + scsi_sg_count(SCpnt), + scsi_sglist(SCpnt), + orb_direction, dma_dir); + } sbp2util_cpu_to_be32_buffer(orb, sizeof(*orb)); memset(orb->cdb, 0, sizeof(orb->cdb)); memcpy(orb->cdb, SCpnt->cmnd, SCpnt->cmd_len); + + dma_sync_single_for_device(dmadev, cmd->command_orb_dma, + sizeof(struct sbp2_command_orb), DMA_TO_DEVICE); + return ret; } static void sbp2_link_orb_command(struct sbp2_lu *lu, @@ -1624,14 +1617,6 @@ static void sbp2_link_orb_command(struct sbp2_lu *lu, size_t length; unsigned long flags; - dma_sync_single_for_device(hi->host->device.parent, - cmd->command_orb_dma, - sizeof(struct sbp2_command_orb), - DMA_TO_DEVICE); - dma_sync_single_for_device(hi->host->device.parent, cmd->sge_dma, - sizeof(cmd->scatter_gather_element), - DMA_TO_DEVICE); - /* check to see if there are any previous orbs to use */ spin_lock_irqsave(&lu->cmd_orb_lock, flags); last_orb = lu->last_orb; @@ -1699,9 +1684,10 @@ static int sbp2_send_command(struct sbp2_lu *lu, struct scsi_cmnd *SCpnt, if (!cmd) return -EIO; - sbp2_create_command_orb(lu, cmd, SCpnt); - sbp2_link_orb_command(lu, cmd); + if (sbp2_create_command_orb(lu, cmd, SCpnt)) + return -ENOMEM; + sbp2_link_orb_command(lu, cmd); return 0; } @@ -1789,13 +1775,6 @@ static int sbp2_handle_status_write(struct hpsb_host *host, int nodeid, else cmd = sbp2util_find_command_for_orb(lu, sb->ORB_offset_lo); if (cmd) { - dma_sync_single_for_cpu(hi->host->device.parent, - cmd->command_orb_dma, - sizeof(struct sbp2_command_orb), - DMA_TO_DEVICE); - dma_sync_single_for_cpu(hi->host->device.parent, cmd->sge_dma, - sizeof(cmd->scatter_gather_element), - DMA_TO_DEVICE); /* Grab SCSI command pointers and check status. */ /* * FIXME: If the src field in the status is 1, the ORB DMA must @@ -1912,7 +1891,6 @@ done: static void sbp2scsi_complete_all_commands(struct sbp2_lu *lu, u32 status) { - struct sbp2_fwhost_info *hi = lu->hi; struct list_head *lh; struct sbp2_command_info *cmd; unsigned long flags; @@ -1921,13 +1899,6 @@ static void sbp2scsi_complete_all_commands(struct sbp2_lu *lu, u32 status) while (!list_empty(&lu->cmd_orb_inuse)) { lh = lu->cmd_orb_inuse.next; cmd = list_entry(lh, struct sbp2_command_info, list); - dma_sync_single_for_cpu(hi->host->device.parent, - cmd->command_orb_dma, - sizeof(struct sbp2_command_orb), - DMA_TO_DEVICE); - dma_sync_single_for_cpu(hi->host->device.parent, cmd->sge_dma, - sizeof(cmd->scatter_gather_element), - DMA_TO_DEVICE); sbp2util_mark_command_completed(lu, cmd); if (cmd->Current_SCpnt) { cmd->Current_SCpnt->result = status << 16; @@ -2033,6 +2004,8 @@ static int sbp2scsi_slave_configure(struct scsi_device *sdev) sdev->start_stop_pwr_cond = 1; if (lu->workarounds & SBP2_WORKAROUND_128K_MAX_TRANS) blk_queue_max_sectors(sdev->request_queue, 128 * 1024 / 512); + + blk_queue_max_segment_size(sdev->request_queue, SBP2_MAX_SEG_SIZE); return 0; } @@ -2049,7 +2022,6 @@ static void sbp2scsi_slave_destroy(struct scsi_device *sdev) static int sbp2scsi_abort(struct scsi_cmnd *SCpnt) { struct sbp2_lu *lu = (struct sbp2_lu *)SCpnt->device->host->hostdata[0]; - struct sbp2_fwhost_info *hi = lu->hi; struct sbp2_command_info *cmd; unsigned long flags; @@ -2063,14 +2035,6 @@ static int sbp2scsi_abort(struct scsi_cmnd *SCpnt) spin_lock_irqsave(&lu->cmd_orb_lock, flags); cmd = sbp2util_find_command_for_SCpnt(lu, SCpnt); if (cmd) { - dma_sync_single_for_cpu(hi->host->device.parent, - cmd->command_orb_dma, - sizeof(struct sbp2_command_orb), - DMA_TO_DEVICE); - dma_sync_single_for_cpu(hi->host->device.parent, - cmd->sge_dma, - sizeof(cmd->scatter_gather_element), - DMA_TO_DEVICE); sbp2util_mark_command_completed(lu, cmd); if (cmd->Current_SCpnt) { cmd->Current_SCpnt->result = DID_ABORT << 16; diff --git a/drivers/ieee1394/sbp2.h b/drivers/ieee1394/sbp2.h index 875428bc8d2..c5036f1cc5b 100644 --- a/drivers/ieee1394/sbp2.h +++ b/drivers/ieee1394/sbp2.h @@ -139,13 +139,10 @@ struct sbp2_logout_orb { u32 status_fifo_lo; } __attribute__((packed)); -#define PAGE_TABLE_SET_SEGMENT_BASE_HI(v) ((v) & 0xffff) -#define PAGE_TABLE_SET_SEGMENT_LENGTH(v) (((v) & 0xffff) << 16) - struct sbp2_unrestricted_page_table { - u32 length_segment_base_hi; - u32 segment_base_lo; -} __attribute__((packed)); + __be32 high; + __be32 low; +}; #define RESP_STATUS_REQUEST_COMPLETE 0x0 #define RESP_STATUS_TRANSPORT_FAILURE 0x1 @@ -216,15 +213,18 @@ struct sbp2_status_block { #define SBP2_UNIT_SPEC_ID_ENTRY 0x0000609e #define SBP2_SW_VERSION_ENTRY 0x00010483 - /* - * SCSI specific definitions + * The default maximum s/g segment size of a FireWire controller is + * usually 0x10000, but SBP-2 only allows 0xffff. Since buffers have to + * be quadlet-aligned, we set the length limit to 0xffff & ~3. */ +#define SBP2_MAX_SEG_SIZE 0xfffc -#define SBP2_MAX_SG_ELEMENT_LENGTH 0xf000 -/* There is no real limitation of the queue depth (i.e. length of the linked +/* + * There is no real limitation of the queue depth (i.e. length of the linked * list of command ORBs) at the target. The chosen depth is merely an - * implementation detail of the sbp2 driver. */ + * implementation detail of the sbp2 driver. + */ #define SBP2_MAX_CMDS 8 #define SBP2_SCSI_STATUS_GOOD 0x0 @@ -240,12 +240,6 @@ struct sbp2_status_block { * Representations of commands and devices */ -enum sbp2_dma_types { - CMD_DMA_NONE, - CMD_DMA_PAGE, - CMD_DMA_SINGLE -}; - /* Per SCSI command */ struct sbp2_command_info { struct list_head list; @@ -258,11 +252,6 @@ struct sbp2_command_info { struct sbp2_unrestricted_page_table scatter_gather_element[SG_ALL] __attribute__((aligned(8))); dma_addr_t sge_dma; - void *sge_buffer; - dma_addr_t cmd_dma; - enum sbp2_dma_types dma_type; - unsigned long dma_size; - enum dma_data_direction dma_dir; }; /* Per FireWire host */ diff --git a/drivers/ieee1394/video1394.c b/drivers/ieee1394/video1394.c index 25db6e67fa4..679a918a5cc 100644 --- a/drivers/ieee1394/video1394.c +++ b/drivers/ieee1394/video1394.c @@ -893,7 +893,7 @@ static long video1394_ioctl(struct file *file, if (unlikely(d == NULL)) return -EFAULT; - if (unlikely((v.buffer<0) || (v.buffer>=d->num_desc - 1))) { + if (unlikely(v.buffer >= d->num_desc - 1)) { PRINT(KERN_ERR, ohci->host->id, "Buffer %d out of range",v.buffer); return -EINVAL; @@ -959,7 +959,7 @@ static long video1394_ioctl(struct file *file, if (unlikely(d == NULL)) return -EFAULT; - if (unlikely((v.buffer<0) || (v.buffer>d->num_desc - 1))) { + if (unlikely(v.buffer > d->num_desc - 1)) { PRINT(KERN_ERR, ohci->host->id, "Buffer %d out of range",v.buffer); return -EINVAL; @@ -1030,7 +1030,7 @@ static long video1394_ioctl(struct file *file, d = find_ctx(&ctx->context_list, OHCI_ISO_TRANSMIT, v.channel); if (d == NULL) return -EFAULT; - if ((v.buffer<0) || (v.buffer>=d->num_desc - 1)) { + if (v.buffer >= d->num_desc - 1) { PRINT(KERN_ERR, ohci->host->id, "Buffer %d out of range",v.buffer); return -EINVAL; @@ -1137,7 +1137,7 @@ static long video1394_ioctl(struct file *file, d = find_ctx(&ctx->context_list, OHCI_ISO_TRANSMIT, v.channel); if (d == NULL) return -EFAULT; - if ((v.buffer<0) || (v.buffer>=d->num_desc-1)) { + if (v.buffer >= d->num_desc - 1) { PRINT(KERN_ERR, ohci->host->id, "Buffer %d out of range",v.buffer); return -EINVAL; @@ -1341,9 +1341,8 @@ static void video1394_add_host (struct hpsb_host *host) hpsb_set_hostinfo_key(&video1394_highlevel, host, ohci->host->id); minor = IEEE1394_MINOR_BLOCK_VIDEO1394 * 16 + ohci->host->id; - device_create_drvdata(hpsb_protocol_class, NULL, - MKDEV(IEEE1394_MAJOR, minor), NULL, - "%s-%d", VIDEO1394_DRIVER_NAME, ohci->host->id); + device_create(hpsb_protocol_class, NULL, MKDEV(IEEE1394_MAJOR, minor), + NULL, "%s-%d", VIDEO1394_DRIVER_NAME, ohci->host->id); } diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 3cab0cedfca..a78d35aecee 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -3691,9 +3691,9 @@ static void cm_add_one(struct ib_device *ib_device) cm_dev->ib_device = ib_device; cm_get_ack_delay(cm_dev); - cm_dev->device = device_create_drvdata(&cm_class, &ib_device->dev, - MKDEV(0, 0), NULL, - "%s", ib_device->name); + cm_dev->device = device_create(&cm_class, &ib_device->dev, + MKDEV(0, 0), NULL, + "%s", ib_device->name); if (!cm_dev->device) { kfree(cm_dev); return; diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index 268a2d23b7c..8c46f225709 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -1016,9 +1016,9 @@ static int ib_umad_init_port(struct ib_device *device, int port_num, if (cdev_add(port->cdev, base_dev + port->dev_num, 1)) goto err_cdev; - port->dev = device_create_drvdata(umad_class, device->dma_device, - port->cdev->dev, port, - "umad%d", port->dev_num); + port->dev = device_create(umad_class, device->dma_device, + port->cdev->dev, port, + "umad%d", port->dev_num); if (IS_ERR(port->dev)) goto err_cdev; @@ -1036,9 +1036,9 @@ static int ib_umad_init_port(struct ib_device *device, int port_num, if (cdev_add(port->sm_cdev, base_dev + port->dev_num + IB_UMAD_MAX_PORTS, 1)) goto err_sm_cdev; - port->sm_dev = device_create_drvdata(umad_class, device->dma_device, - port->sm_cdev->dev, port, - "issm%d", port->dev_num); + port->sm_dev = device_create(umad_class, device->dma_device, + port->sm_cdev->dev, port, + "issm%d", port->dev_num); if (IS_ERR(port->sm_dev)) goto err_sm_cdev; diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index aeee856c406..d85af1b6702 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -764,12 +764,9 @@ static void ib_uverbs_add_one(struct ib_device *device) if (cdev_add(uverbs_dev->cdev, IB_UVERBS_BASE_DEV + uverbs_dev->devnum, 1)) goto err_cdev; - uverbs_dev->dev = device_create_drvdata(uverbs_class, - device->dma_device, - uverbs_dev->cdev->dev, - uverbs_dev, - "uverbs%d", - uverbs_dev->devnum); + uverbs_dev->dev = device_create(uverbs_class, device->dma_device, + uverbs_dev->cdev->dev, uverbs_dev, + "uverbs%d", uverbs_dev->devnum); if (IS_ERR(uverbs_dev->dev)) goto err_cdev; diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c b/drivers/infiniband/hw/ipath/ipath_file_ops.c index 56c0eda3c07..1af1f3a907c 100644 --- a/drivers/infiniband/hw/ipath/ipath_file_ops.c +++ b/drivers/infiniband/hw/ipath/ipath_file_ops.c @@ -2455,7 +2455,7 @@ static int init_cdev(int minor, char *name, const struct file_operations *fops, goto err_cdev; } - device = device_create_drvdata(ipath_class, NULL, dev, NULL, name); + device = device_create(ipath_class, NULL, dev, NULL, name); if (IS_ERR(device)) { ret = PTR_ERR(device); diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index 078e4eed089..2880eaae157 100644 --- a/drivers/input/gameport/gameport.c +++ b/drivers/input/gameport/gameport.c @@ -231,6 +231,7 @@ static void gameport_find_driver(struct gameport *gameport) enum gameport_event_type { GAMEPORT_REGISTER_PORT, GAMEPORT_REGISTER_DRIVER, + GAMEPORT_ATTACH_DRIVER, }; struct gameport_event { @@ -245,11 +246,12 @@ static LIST_HEAD(gameport_event_list); static DECLARE_WAIT_QUEUE_HEAD(gameport_wait); static struct task_struct *gameport_task; -static void gameport_queue_event(void *object, struct module *owner, - enum gameport_event_type event_type) +static int gameport_queue_event(void *object, struct module *owner, + enum gameport_event_type event_type) { unsigned long flags; struct gameport_event *event; + int retval = 0; spin_lock_irqsave(&gameport_event_lock, flags); @@ -268,24 +270,34 @@ static void gameport_queue_event(void *object, struct module *owner, } } - if ((event = kmalloc(sizeof(struct gameport_event), GFP_ATOMIC))) { - if (!try_module_get(owner)) { - printk(KERN_WARNING "gameport: Can't get module reference, dropping event %d\n", event_type); - kfree(event); - goto out; - } - - event->type = event_type; - event->object = object; - event->owner = owner; + event = kmalloc(sizeof(struct gameport_event), GFP_ATOMIC); + if (!event) { + printk(KERN_ERR + "gameport: Not enough memory to queue event %d\n", + event_type); + retval = -ENOMEM; + goto out; + } - list_add_tail(&event->node, &gameport_event_list); - wake_up(&gameport_wait); - } else { - printk(KERN_ERR "gameport: Not enough memory to queue event %d\n", event_type); + if (!try_module_get(owner)) { + printk(KERN_WARNING + "gameport: Can't get module reference, dropping event %d\n", + event_type); + kfree(event); + retval = -EINVAL; + goto out; } + + event->type = event_type; + event->object = object; + event->owner = owner; + + list_add_tail(&event->node, &gameport_event_list); + wake_up(&gameport_wait); + out: spin_unlock_irqrestore(&gameport_event_lock, flags); + return retval; } static void gameport_free_event(struct gameport_event *event) @@ -378,9 +390,10 @@ static void gameport_handle_event(void) } /* - * Remove all events that have been submitted for a given gameport port. + * Remove all events that have been submitted for a given object, + * be it a gameport port or a driver. */ -static void gameport_remove_pending_events(struct gameport *gameport) +static void gameport_remove_pending_events(void *object) { struct list_head *node, *next; struct gameport_event *event; @@ -390,7 +403,7 @@ static void gameport_remove_pending_events(struct gameport *gameport) list_for_each_safe(node, next, &gameport_event_list) { event = list_entry(node, struct gameport_event, node); - if (event->object == gameport) { + if (event->object == object) { list_del_init(node); gameport_free_event(event); } @@ -705,10 +718,40 @@ static void gameport_add_driver(struct gameport_driver *drv) drv->driver.name, error); } -void __gameport_register_driver(struct gameport_driver *drv, struct module *owner) +int __gameport_register_driver(struct gameport_driver *drv, struct module *owner, + const char *mod_name) { + int error; + drv->driver.bus = &gameport_bus; - gameport_queue_event(drv, owner, GAMEPORT_REGISTER_DRIVER); + drv->driver.owner = owner; + drv->driver.mod_name = mod_name; + + /* + * Temporarily disable automatic binding because probing + * takes long time and we are better off doing it in kgameportd + */ + drv->ignore = 1; + + error = driver_register(&drv->driver); + if (error) { + printk(KERN_ERR + "gameport: driver_register() failed for %s, error: %d\n", + drv->driver.name, error); + return error; + } + + /* + * Reset ignore flag and let kgameportd bind the driver to free ports + */ + drv->ignore = 0; + error = gameport_queue_event(drv, NULL, GAMEPORT_ATTACH_DRIVER); + if (error) { + driver_unregister(&drv->driver); + return error; + } + + return 0; } void gameport_unregister_driver(struct gameport_driver *drv) @@ -716,7 +759,9 @@ void gameport_unregister_driver(struct gameport_driver *drv) struct gameport *gameport; mutex_lock(&gameport_mutex); + drv->ignore = 1; /* so gameport_find_driver ignores it */ + gameport_remove_pending_events(drv); start_over: list_for_each_entry(gameport, &gameport_list, node) { @@ -729,6 +774,7 @@ start_over: } driver_unregister(&drv->driver); + mutex_unlock(&gameport_mutex); } diff --git a/drivers/input/joystick/a3d.c b/drivers/input/joystick/a3d.c index 92498d470b1..6489f4010c4 100644 --- a/drivers/input/joystick/a3d.c +++ b/drivers/input/joystick/a3d.c @@ -414,8 +414,7 @@ static struct gameport_driver a3d_drv = { static int __init a3d_init(void) { - gameport_register_driver(&a3d_drv); - return 0; + return gameport_register_driver(&a3d_drv); } static void __exit a3d_exit(void) diff --git a/drivers/input/joystick/adi.c b/drivers/input/joystick/adi.c index d1ca8a14950..89c4c084d4a 100644 --- a/drivers/input/joystick/adi.c +++ b/drivers/input/joystick/adi.c @@ -572,8 +572,7 @@ static struct gameport_driver adi_drv = { static int __init adi_init(void) { - gameport_register_driver(&adi_drv); - return 0; + return gameport_register_driver(&adi_drv); } static void __exit adi_exit(void) diff --git a/drivers/input/joystick/analog.c b/drivers/input/joystick/analog.c index 708c5ae13b2..356b3a25efa 100644 --- a/drivers/input/joystick/analog.c +++ b/drivers/input/joystick/analog.c @@ -761,9 +761,7 @@ static struct gameport_driver analog_drv = { static int __init analog_init(void) { analog_parse_options(); - gameport_register_driver(&analog_drv); - - return 0; + return gameport_register_driver(&analog_drv); } static void __exit analog_exit(void) diff --git a/drivers/input/joystick/cobra.c b/drivers/input/joystick/cobra.c index 639b975a8ed..3497b87c3d0 100644 --- a/drivers/input/joystick/cobra.c +++ b/drivers/input/joystick/cobra.c @@ -263,8 +263,7 @@ static struct gameport_driver cobra_drv = { static int __init cobra_init(void) { - gameport_register_driver(&cobra_drv); - return 0; + return gameport_register_driver(&cobra_drv); } static void __exit cobra_exit(void) diff --git a/drivers/input/joystick/gf2k.c b/drivers/input/joystick/gf2k.c index cb6eef1f2d9..67c207f5b1a 100644 --- a/drivers/input/joystick/gf2k.c +++ b/drivers/input/joystick/gf2k.c @@ -375,8 +375,7 @@ static struct gameport_driver gf2k_drv = { static int __init gf2k_init(void) { - gameport_register_driver(&gf2k_drv); - return 0; + return gameport_register_driver(&gf2k_drv); } static void __exit gf2k_exit(void) diff --git a/drivers/input/joystick/grip.c b/drivers/input/joystick/grip.c index 684e07cfccc..fc55899ba6c 100644 --- a/drivers/input/joystick/grip.c +++ b/drivers/input/joystick/grip.c @@ -426,8 +426,7 @@ static struct gameport_driver grip_drv = { static int __init grip_init(void) { - gameport_register_driver(&grip_drv); - return 0; + return gameport_register_driver(&grip_drv); } static void __exit grip_exit(void) diff --git a/drivers/input/joystick/grip_mp.c b/drivers/input/joystick/grip_mp.c index 8279481b16e..2d47baf4776 100644 --- a/drivers/input/joystick/grip_mp.c +++ b/drivers/input/joystick/grip_mp.c @@ -689,8 +689,7 @@ static struct gameport_driver grip_drv = { static int __init grip_init(void) { - gameport_register_driver(&grip_drv); - return 0; + return gameport_register_driver(&grip_drv); } static void __exit grip_exit(void) diff --git a/drivers/input/joystick/guillemot.c b/drivers/input/joystick/guillemot.c index 25ec3fad9f2..4058d4b272f 100644 --- a/drivers/input/joystick/guillemot.c +++ b/drivers/input/joystick/guillemot.c @@ -283,8 +283,7 @@ static struct gameport_driver guillemot_drv = { static int __init guillemot_init(void) { - gameport_register_driver(&guillemot_drv); - return 0; + return gameport_register_driver(&guillemot_drv); } static void __exit guillemot_exit(void) diff --git a/drivers/input/joystick/interact.c b/drivers/input/joystick/interact.c index 8c3290b6820..2478289aeee 100644 --- a/drivers/input/joystick/interact.c +++ b/drivers/input/joystick/interact.c @@ -317,8 +317,7 @@ static struct gameport_driver interact_drv = { static int __init interact_init(void) { - gameport_register_driver(&interact_drv); - return 0; + return gameport_register_driver(&interact_drv); } static void __exit interact_exit(void) diff --git a/drivers/input/joystick/joydump.c b/drivers/input/joystick/joydump.c index 2a1b82c8b31..cd894a0564a 100644 --- a/drivers/input/joystick/joydump.c +++ b/drivers/input/joystick/joydump.c @@ -161,8 +161,7 @@ static struct gameport_driver joydump_drv = { static int __init joydump_init(void) { - gameport_register_driver(&joydump_drv); - return 0; + return gameport_register_driver(&joydump_drv); } static void __exit joydump_exit(void) diff --git a/drivers/input/joystick/sidewinder.c b/drivers/input/joystick/sidewinder.c index 7b4865fdee5..ca13a6bec33 100644 --- a/drivers/input/joystick/sidewinder.c +++ b/drivers/input/joystick/sidewinder.c @@ -818,8 +818,7 @@ static struct gameport_driver sw_drv = { static int __init sw_init(void) { - gameport_register_driver(&sw_drv); - return 0; + return gameport_register_driver(&sw_drv); } static void __exit sw_exit(void) diff --git a/drivers/input/joystick/tmdc.c b/drivers/input/joystick/tmdc.c index 60c37bcb938..d6c60980711 100644 --- a/drivers/input/joystick/tmdc.c +++ b/drivers/input/joystick/tmdc.c @@ -438,8 +438,7 @@ static struct gameport_driver tmdc_drv = { static int __init tmdc_init(void) { - gameport_register_driver(&tmdc_drv); - return 0; + return gameport_register_driver(&tmdc_drv); } static void __exit tmdc_exit(void) diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 6791be81eb2..839d1c9622f 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -455,10 +455,10 @@ static void xpad_bulk_out(struct urb *urb) case -ENOENT: case -ESHUTDOWN: /* this urb is terminated, clean up */ - dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); + dbg("%s - urb shutting down with status: %d", __func__, urb->status); break; default: - dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); + dbg("%s - nonzero urb status received: %d", __func__, urb->status); } } diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index b1ce10f50bc..22016ca1535 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -834,10 +834,10 @@ static void atkbd_disconnect(struct serio *serio) } /* - * Most special keys (Fn+F?) on Dell Latitudes do not generate release + * Most special keys (Fn+F?) on Dell laptops do not generate release * events so we have to do it ourselves. */ -static void atkbd_latitude_keymap_fixup(struct atkbd *atkbd) +static void atkbd_dell_laptop_keymap_fixup(struct atkbd *atkbd) { const unsigned int forced_release_keys[] = { 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, @@ -1207,15 +1207,13 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun { struct input_dev *old_dev, *new_dev; unsigned long value; - char *rest; int err; unsigned char old_extra, old_set; if (!atkbd->write) return -EIO; - value = simple_strtoul(buf, &rest, 10); - if (*rest || value > 1) + if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; if (atkbd->extra != value) { @@ -1264,12 +1262,10 @@ static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t cou { struct input_dev *old_dev, *new_dev; unsigned long value; - char *rest; int err; unsigned char old_scroll; - value = simple_strtoul(buf, &rest, 10); - if (*rest || value > 1) + if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; if (atkbd->scroll != value) { @@ -1310,15 +1306,13 @@ static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count) { struct input_dev *old_dev, *new_dev; unsigned long value; - char *rest; int err; unsigned char old_set, old_extra; if (!atkbd->write) return -EIO; - value = simple_strtoul(buf, &rest, 10); - if (*rest || (value != 2 && value != 3)) + if (strict_strtoul(buf, 10, &value) || (value != 2 && value != 3)) return -EINVAL; if (atkbd->set != value) { @@ -1361,15 +1355,13 @@ static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t { struct input_dev *old_dev, *new_dev; unsigned long value; - char *rest; int err; unsigned char old_softrepeat, old_softraw; if (!atkbd->write) return -EIO; - value = simple_strtoul(buf, &rest, 10); - if (*rest || value > 1) + if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; if (atkbd->softrepeat != value) { @@ -1413,12 +1405,10 @@ static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t co { struct input_dev *old_dev, *new_dev; unsigned long value; - char *rest; int err; unsigned char old_softraw; - value = simple_strtoul(buf, &rest, 10); - if (*rest || value > 1) + if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; if (atkbd->softraw != value) { @@ -1461,13 +1451,13 @@ static int __init atkbd_setup_fixup(const struct dmi_system_id *id) static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { { - .ident = "Dell Latitude series", + .ident = "Dell Laptop", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "Latitude"), + DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ }, .callback = atkbd_setup_fixup, - .driver_data = atkbd_latitude_keymap_fixup, + .driver_data = atkbd_dell_laptop_keymap_fixup, }, { .ident = "HP 2133", diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c index e348cfccc17..19284016e0f 100644 --- a/drivers/input/keyboard/bf54x-keys.c +++ b/drivers/input/keyboard/bf54x-keys.c @@ -8,7 +8,7 @@ * * * Modified: - * Copyright 2007 Analog Devices Inc. + * Copyright 2007-2008 Analog Devices Inc. * * Bugs: Enter bugs at http://blackfin.uclinux.org/ * @@ -81,6 +81,9 @@ struct bf54x_kpad { unsigned short *keycode; struct timer_list timer; unsigned int keyup_test_jiffies; + unsigned short kpad_msel; + unsigned short kpad_prescale; + unsigned short kpad_ctl; }; static inline int bfin_kpad_find_key(struct bf54x_kpad *bf54x_kpad, @@ -360,6 +363,10 @@ static int bfin_kpad_suspend(struct platform_device *pdev, pm_message_t state) { struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev); + bf54x_kpad->kpad_msel = bfin_read_KPAD_MSEL(); + bf54x_kpad->kpad_prescale = bfin_read_KPAD_PRESCALE(); + bf54x_kpad->kpad_ctl = bfin_read_KPAD_CTL(); + if (device_may_wakeup(&pdev->dev)) enable_irq_wake(bf54x_kpad->irq); @@ -370,6 +377,10 @@ static int bfin_kpad_resume(struct platform_device *pdev) { struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev); + bfin_write_KPAD_MSEL(bf54x_kpad->kpad_msel); + bfin_write_KPAD_PRESCALE(bf54x_kpad->kpad_prescale); + bfin_write_KPAD_CTL(bf54x_kpad->kpad_ctl); + if (device_may_wakeup(&pdev->dev)) disable_irq_wake(bf54x_kpad->irq); diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index ec96b369dd7..05f3f43582c 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -36,9 +36,10 @@ struct gpio_keys_drvdata { struct gpio_button_data data[0]; }; -static void gpio_keys_report_event(struct gpio_keys_button *button, - struct input_dev *input) +static void gpio_keys_report_event(struct gpio_button_data *bdata) { + struct gpio_keys_button *button = bdata->button; + struct input_dev *input = bdata->input; unsigned int type = button->type ?: EV_KEY; int state = (gpio_get_value(button->gpio) ? 1 : 0) ^ button->active_low; @@ -50,34 +51,23 @@ static void gpio_check_button(unsigned long _data) { struct gpio_button_data *data = (struct gpio_button_data *)_data; - gpio_keys_report_event(data->button, data->input); + gpio_keys_report_event(data); } static irqreturn_t gpio_keys_isr(int irq, void *dev_id) { - struct platform_device *pdev = dev_id; - struct gpio_keys_platform_data *pdata = pdev->dev.platform_data; - struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev); - int i; + struct gpio_button_data *bdata = dev_id; + struct gpio_keys_button *button = bdata->button; - for (i = 0; i < pdata->nbuttons; i++) { - struct gpio_keys_button *button = &pdata->buttons[i]; + BUG_ON(irq != gpio_to_irq(button->gpio)); - if (irq == gpio_to_irq(button->gpio)) { - struct gpio_button_data *bdata = &ddata->data[i]; - - if (button->debounce_interval) - mod_timer(&bdata->timer, - jiffies + - msecs_to_jiffies(button->debounce_interval)); - else - gpio_keys_report_event(button, bdata->input); - - return IRQ_HANDLED; - } - } + if (button->debounce_interval) + mod_timer(&bdata->timer, + jiffies + msecs_to_jiffies(button->debounce_interval)); + else + gpio_keys_report_event(bdata); - return IRQ_NONE; + return IRQ_HANDLED; } static int __devinit gpio_keys_probe(struct platform_device *pdev) @@ -151,7 +141,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) IRQF_SAMPLE_RANDOM | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, button->desc ? button->desc : "gpio_keys", - pdev); + bdata); if (error) { pr_err("gpio-keys: Unable to claim irq %d; error %d\n", irq, error); @@ -178,7 +168,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev) fail2: while (--i >= 0) { - free_irq(gpio_to_irq(pdata->buttons[i].gpio), pdev); + free_irq(gpio_to_irq(pdata->buttons[i].gpio), &ddata->data[i]); if (pdata->buttons[i].debounce_interval) del_timer_sync(&ddata->data[i].timer); gpio_free(pdata->buttons[i].gpio); @@ -203,7 +193,7 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev) for (i = 0; i < pdata->nbuttons; i++) { int irq = gpio_to_irq(pdata->buttons[i].gpio); - free_irq(irq, pdev); + free_irq(irq, &ddata->data[i]); if (pdata->buttons[i].debounce_interval) del_timer_sync(&ddata->data[i].timer); gpio_free(pdata->buttons[i].gpio); diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c index dcea87a0bc5..69e674ecf19 100644 --- a/drivers/input/keyboard/omap-keypad.c +++ b/drivers/input/keyboard/omap-keypad.c @@ -62,7 +62,7 @@ struct omap_kp { unsigned int debounce; }; -DECLARE_TASKLET_DISABLED(kp_tasklet, omap_kp_tasklet, 0); +static DECLARE_TASKLET_DISABLED(kp_tasklet, omap_kp_tasklet, 0); static int *keymap; static unsigned int *row_gpios; @@ -72,12 +72,9 @@ static unsigned int *col_gpios; static void set_col_gpio_val(struct omap_kp *omap_kp, u8 value) { int col; - for (col = 0; col < omap_kp->cols; col++) { - if (value & (1 << col)) - omap_set_gpio_dataout(col_gpios[col], 1); - else - omap_set_gpio_dataout(col_gpios[col], 0); - } + + for (col = 0; col < omap_kp->cols; col++) + gpio_set_value(col_gpios[col], value & (1 << col)); } static u8 get_row_gpio_val(struct omap_kp *omap_kp) @@ -86,7 +83,7 @@ static u8 get_row_gpio_val(struct omap_kp *omap_kp) u8 value = 0; for (row = 0; row < omap_kp->rows; row++) { - if (omap_get_gpio_datain(row_gpios[row])) + if (gpio_get_value(row_gpios[row])) value |= (1 << row); } return value; @@ -333,23 +330,23 @@ static int __init omap_kp_probe(struct platform_device *pdev) if (cpu_is_omap24xx()) { /* Cols: outputs */ for (col_idx = 0; col_idx < omap_kp->cols; col_idx++) { - if (omap_request_gpio(col_gpios[col_idx]) < 0) { + if (gpio_request(col_gpios[col_idx], "omap_kp_col") < 0) { printk(KERN_ERR "Failed to request" "GPIO%d for keypad\n", col_gpios[col_idx]); goto err1; } - omap_set_gpio_direction(col_gpios[col_idx], 0); + gpio_direction_output(col_gpios[col_idx], 0); } /* Rows: inputs */ for (row_idx = 0; row_idx < omap_kp->rows; row_idx++) { - if (omap_request_gpio(row_gpios[row_idx]) < 0) { + if (gpio_request(row_gpios[row_idx], "omap_kp_row") < 0) { printk(KERN_ERR "Failed to request" "GPIO%d for keypad\n", row_gpios[row_idx]); goto err2; } - omap_set_gpio_direction(row_gpios[row_idx], 1); + gpio_direction_input(row_gpios[row_idx]); } } else { col_idx = 0; @@ -418,10 +415,10 @@ err3: device_remove_file(&pdev->dev, &dev_attr_enable); err2: for (i = row_idx - 1; i >=0; i--) - omap_free_gpio(row_gpios[i]); + gpio_free(row_gpios[i]); err1: for (i = col_idx - 1; i >=0; i--) - omap_free_gpio(col_gpios[i]); + gpio_free(col_gpios[i]); kfree(omap_kp); input_free_device(input_dev); @@ -438,9 +435,9 @@ static int omap_kp_remove(struct platform_device *pdev) if (cpu_is_omap24xx()) { int i; for (i = 0; i < omap_kp->cols; i++) - omap_free_gpio(col_gpios[i]); + gpio_free(col_gpios[i]); for (i = 0; i < omap_kp->rows; i++) { - omap_free_gpio(row_gpios[i]); + gpio_free(row_gpios[i]); free_irq(OMAP_GPIO_IRQ(row_gpios[i]), 0); } } else { diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index e99b7882f38..199055db508 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -180,6 +180,19 @@ config INPUT_YEALINK To compile this driver as a module, choose M here: the module will be called yealink. +config INPUT_CM109 + tristate "C-Media CM109 USB I/O Controller" + depends on EXPERIMENTAL + depends on USB_ARCH_HAS_HCD + select USB + help + Say Y here if you want to enable keyboard and buzzer functions of the + C-Media CM109 usb phones. The audio part is enabled by the generic + usb sound driver, so you might want to enable that as well. + + To compile this driver as a module, choose M here: the module will be + called cm109. + config INPUT_UINPUT tristate "User level driver support" help diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index f48009b5222..d7db2aeb8a9 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -16,6 +16,7 @@ obj-$(CONFIG_INPUT_ATI_REMOTE2) += ati_remote2.o obj-$(CONFIG_INPUT_KEYSPAN_REMOTE) += keyspan_remote.o obj-$(CONFIG_INPUT_POWERMATE) += powermate.o obj-$(CONFIG_INPUT_YEALINK) += yealink.o +obj-$(CONFIG_INPUT_CM109) += cm109.o obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o obj-$(CONFIG_INPUT_UINPUT) += uinput.o obj-$(CONFIG_INPUT_APANEL) += apanel.o diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c index a7fabafbd94..3c9988dc0e9 100644 --- a/drivers/input/misc/ati_remote2.c +++ b/drivers/input/misc/ati_remote2.c @@ -1,8 +1,8 @@ /* * ati_remote2 - ATI/Philips USB RF remote driver * - * Copyright (C) 2005 Ville Syrjala <syrjala@sci.fi> - * Copyright (C) 2007 Peter Stokes <linux@dadeos.freeserve.co.uk> + * Copyright (C) 2005-2008 Ville Syrjala <syrjala@sci.fi> + * Copyright (C) 2007-2008 Peter Stokes <linux@dadeos.co.uk> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 @@ -12,7 +12,7 @@ #include <linux/usb/input.h> #define DRIVER_DESC "ATI/Philips USB RF remote driver" -#define DRIVER_VERSION "0.2" +#define DRIVER_VERSION "0.3" MODULE_DESCRIPTION(DRIVER_DESC); MODULE_VERSION(DRIVER_VERSION); @@ -27,7 +27,7 @@ MODULE_LICENSE("GPL"); * A remote's "channel" may be altered by pressing and holding the "PC" button for * approximately 3 seconds, after which the button will slowly flash the count of the * currently configured "channel", using the numeric keypad enter a number between 1 and - * 16 and then the "PC" button again, the button will slowly flash the count of the + * 16 and then press the "PC" button again, the button will slowly flash the count of the * newly configured "channel". */ @@ -45,9 +45,25 @@ static struct usb_device_id ati_remote2_id_table[] = { }; MODULE_DEVICE_TABLE(usb, ati_remote2_id_table); -static struct { - int hw_code; - int key_code; +static DEFINE_MUTEX(ati_remote2_mutex); + +enum { + ATI_REMOTE2_OPENED = 0x1, + ATI_REMOTE2_SUSPENDED = 0x2, +}; + +enum { + ATI_REMOTE2_AUX1, + ATI_REMOTE2_AUX2, + ATI_REMOTE2_AUX3, + ATI_REMOTE2_AUX4, + ATI_REMOTE2_PC, + ATI_REMOTE2_MODES, +}; + +static const struct { + u8 hw_code; + u16 keycode; } ati_remote2_key_table[] = { { 0x00, KEY_0 }, { 0x01, KEY_1 }, @@ -73,6 +89,7 @@ static struct { { 0x37, KEY_RECORD }, { 0x38, KEY_DVD }, { 0x39, KEY_TV }, + { 0x3f, KEY_PROG1 }, /* AUX1-AUX4 and PC */ { 0x54, KEY_MENU }, { 0x58, KEY_UP }, { 0x59, KEY_DOWN }, @@ -91,15 +108,9 @@ static struct { { 0xa9, BTN_LEFT }, { 0xaa, BTN_RIGHT }, { 0xbe, KEY_QUESTION }, - { 0xd5, KEY_FRONT }, { 0xd0, KEY_EDIT }, + { 0xd5, KEY_FRONT }, { 0xf9, KEY_INFO }, - { (0x00 << 8) | 0x3f, KEY_PROG1 }, - { (0x01 << 8) | 0x3f, KEY_PROG2 }, - { (0x02 << 8) | 0x3f, KEY_PROG3 }, - { (0x03 << 8) | 0x3f, KEY_PROG4 }, - { (0x04 << 8) | 0x3f, KEY_PC }, - { 0, KEY_RESERVED } }; struct ati_remote2 { @@ -117,46 +128,106 @@ struct ati_remote2 { char name[64]; char phys[64]; + + /* Each mode (AUX1-AUX4 and PC) can have an independent keymap. */ + u16 keycode[ATI_REMOTE2_MODES][ARRAY_SIZE(ati_remote2_key_table)]; + + unsigned int flags; }; static int ati_remote2_probe(struct usb_interface *interface, const struct usb_device_id *id); static void ati_remote2_disconnect(struct usb_interface *interface); +static int ati_remote2_suspend(struct usb_interface *interface, pm_message_t message); +static int ati_remote2_resume(struct usb_interface *interface); static struct usb_driver ati_remote2_driver = { .name = "ati_remote2", .probe = ati_remote2_probe, .disconnect = ati_remote2_disconnect, .id_table = ati_remote2_id_table, + .suspend = ati_remote2_suspend, + .resume = ati_remote2_resume, + .supports_autosuspend = 1, }; -static int ati_remote2_open(struct input_dev *idev) +static int ati_remote2_submit_urbs(struct ati_remote2 *ar2) { - struct ati_remote2 *ar2 = input_get_drvdata(idev); int r; r = usb_submit_urb(ar2->urb[0], GFP_KERNEL); if (r) { dev_err(&ar2->intf[0]->dev, - "%s: usb_submit_urb() = %d\n", __func__, r); + "%s(): usb_submit_urb() = %d\n", __func__, r); return r; } r = usb_submit_urb(ar2->urb[1], GFP_KERNEL); if (r) { usb_kill_urb(ar2->urb[0]); dev_err(&ar2->intf[1]->dev, - "%s: usb_submit_urb() = %d\n", __func__, r); + "%s(): usb_submit_urb() = %d\n", __func__, r); return r; } return 0; } +static void ati_remote2_kill_urbs(struct ati_remote2 *ar2) +{ + usb_kill_urb(ar2->urb[1]); + usb_kill_urb(ar2->urb[0]); +} + +static int ati_remote2_open(struct input_dev *idev) +{ + struct ati_remote2 *ar2 = input_get_drvdata(idev); + int r; + + dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__); + + r = usb_autopm_get_interface(ar2->intf[0]); + if (r) { + dev_err(&ar2->intf[0]->dev, + "%s(): usb_autopm_get_interface() = %d\n", __func__, r); + goto fail1; + } + + mutex_lock(&ati_remote2_mutex); + + if (!(ar2->flags & ATI_REMOTE2_SUSPENDED)) { + r = ati_remote2_submit_urbs(ar2); + if (r) + goto fail2; + } + + ar2->flags |= ATI_REMOTE2_OPENED; + + mutex_unlock(&ati_remote2_mutex); + + usb_autopm_put_interface(ar2->intf[0]); + + return 0; + + fail2: + mutex_unlock(&ati_remote2_mutex); + usb_autopm_put_interface(ar2->intf[0]); + fail1: + return r; +} + static void ati_remote2_close(struct input_dev *idev) { struct ati_remote2 *ar2 = input_get_drvdata(idev); - usb_kill_urb(ar2->urb[0]); - usb_kill_urb(ar2->urb[1]); + dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__); + + mutex_lock(&ati_remote2_mutex); + + if (!(ar2->flags & ATI_REMOTE2_SUSPENDED)) + ati_remote2_kill_urbs(ar2); + + ar2->flags &= ~ATI_REMOTE2_OPENED; + + mutex_unlock(&ati_remote2_mutex); } static void ati_remote2_input_mouse(struct ati_remote2 *ar2) @@ -172,7 +243,7 @@ static void ati_remote2_input_mouse(struct ati_remote2 *ar2) mode = data[0] & 0x0F; - if (mode > 4) { + if (mode > ATI_REMOTE2_PC) { dev_err(&ar2->intf[0]->dev, "Unknown mode byte (%02x %02x %02x %02x)\n", data[3], data[2], data[1], data[0]); @@ -191,7 +262,7 @@ static int ati_remote2_lookup(unsigned int hw_code) { int i; - for (i = 0; ati_remote2_key_table[i].key_code != KEY_RESERVED; i++) + for (i = 0; i < ARRAY_SIZE(ati_remote2_key_table); i++) if (ati_remote2_key_table[i].hw_code == hw_code) return i; @@ -211,7 +282,7 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2) mode = data[0] & 0x0F; - if (mode > 4) { + if (mode > ATI_REMOTE2_PC) { dev_err(&ar2->intf[1]->dev, "Unknown mode byte (%02x %02x %02x %02x)\n", data[3], data[2], data[1], data[0]); @@ -219,10 +290,6 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2) } hw_code = data[2]; - /* - * Mode keys (AUX1-AUX4, PC) all generate the same code byte. - * Use the mode byte to figure out which one was pressed. - */ if (hw_code == 0x3f) { /* * For some incomprehensible reason the mouse pad generates @@ -236,8 +303,6 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2) if (data[1] == 0) ar2->mode = mode; - - hw_code |= mode << 8; } if (!((1 << mode) & mode_mask)) @@ -260,8 +325,8 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2) case 2: /* repeat */ /* No repeat for mouse buttons. */ - if (ati_remote2_key_table[index].key_code == BTN_LEFT || - ati_remote2_key_table[index].key_code == BTN_RIGHT) + if (ar2->keycode[mode][index] == BTN_LEFT || + ar2->keycode[mode][index] == BTN_RIGHT) return; if (!time_after_eq(jiffies, ar2->jiffies)) @@ -276,7 +341,7 @@ static void ati_remote2_input_key(struct ati_remote2 *ar2) return; } - input_event(idev, EV_KEY, ati_remote2_key_table[index].key_code, data[1]); + input_event(idev, EV_KEY, ar2->keycode[mode][index], data[1]); input_sync(idev); } @@ -287,6 +352,7 @@ static void ati_remote2_complete_mouse(struct urb *urb) switch (urb->status) { case 0: + usb_mark_last_busy(ar2->udev); ati_remote2_input_mouse(ar2); break; case -ENOENT: @@ -297,6 +363,7 @@ static void ati_remote2_complete_mouse(struct urb *urb) "%s(): urb status = %d\n", __func__, urb->status); return; default: + usb_mark_last_busy(ar2->udev); dev_err(&ar2->intf[0]->dev, "%s(): urb status = %d\n", __func__, urb->status); } @@ -314,6 +381,7 @@ static void ati_remote2_complete_key(struct urb *urb) switch (urb->status) { case 0: + usb_mark_last_busy(ar2->udev); ati_remote2_input_key(ar2); break; case -ENOENT: @@ -324,6 +392,7 @@ static void ati_remote2_complete_key(struct urb *urb) "%s(): urb status = %d\n", __func__, urb->status); return; default: + usb_mark_last_busy(ar2->udev); dev_err(&ar2->intf[1]->dev, "%s(): urb status = %d\n", __func__, urb->status); } @@ -334,10 +403,60 @@ static void ati_remote2_complete_key(struct urb *urb) "%s(): usb_submit_urb() = %d\n", __func__, r); } +static int ati_remote2_getkeycode(struct input_dev *idev, + int scancode, int *keycode) +{ + struct ati_remote2 *ar2 = input_get_drvdata(idev); + int index, mode; + + mode = scancode >> 8; + if (mode > ATI_REMOTE2_PC || !((1 << mode) & mode_mask)) + return -EINVAL; + + index = ati_remote2_lookup(scancode & 0xFF); + if (index < 0) + return -EINVAL; + + *keycode = ar2->keycode[mode][index]; + return 0; +} + +static int ati_remote2_setkeycode(struct input_dev *idev, int scancode, int keycode) +{ + struct ati_remote2 *ar2 = input_get_drvdata(idev); + int index, mode, old_keycode; + + mode = scancode >> 8; + if (mode > ATI_REMOTE2_PC || !((1 << mode) & mode_mask)) + return -EINVAL; + + index = ati_remote2_lookup(scancode & 0xFF); + if (index < 0) + return -EINVAL; + + if (keycode < KEY_RESERVED || keycode > KEY_MAX) + return -EINVAL; + + old_keycode = ar2->keycode[mode][index]; + ar2->keycode[mode][index] = keycode; + set_bit(keycode, idev->keybit); + + for (mode = 0; mode < ATI_REMOTE2_MODES; mode++) { + for (index = 0; index < ARRAY_SIZE(ati_remote2_key_table); index++) { + if (ar2->keycode[mode][index] == old_keycode) + return 0; + } + } + + clear_bit(old_keycode, idev->keybit); + + return 0; +} + static int ati_remote2_input_init(struct ati_remote2 *ar2) { struct input_dev *idev; - int i, retval; + int index, mode, retval; idev = input_allocate_device(); if (!idev) @@ -350,8 +469,26 @@ static int ati_remote2_input_init(struct ati_remote2 *ar2) idev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) | BIT_MASK(BTN_RIGHT); idev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y); - for (i = 0; ati_remote2_key_table[i].key_code != KEY_RESERVED; i++) - set_bit(ati_remote2_key_table[i].key_code, idev->keybit); + + for (mode = 0; mode < ATI_REMOTE2_MODES; mode++) { + for (index = 0; index < ARRAY_SIZE(ati_remote2_key_table); index++) { + ar2->keycode[mode][index] = ati_remote2_key_table[index].keycode; + set_bit(ar2->keycode[mode][index], idev->keybit); + } + } + + /* AUX1-AUX4 and PC generate the same scancode. */ + index = ati_remote2_lookup(0x3f); + ar2->keycode[ATI_REMOTE2_AUX1][index] = KEY_PROG1; + ar2->keycode[ATI_REMOTE2_AUX2][index] = KEY_PROG2; + ar2->keycode[ATI_REMOTE2_AUX3][index] = KEY_PROG3; + ar2->keycode[ATI_REMOTE2_AUX4][index] = KEY_PROG4; + ar2->keycode[ATI_REMOTE2_PC][index] = KEY_PC; + set_bit(KEY_PROG1, idev->keybit); + set_bit(KEY_PROG2, idev->keybit); + set_bit(KEY_PROG3, idev->keybit); + set_bit(KEY_PROG4, idev->keybit); + set_bit(KEY_PC, idev->keybit); idev->rep[REP_DELAY] = 250; idev->rep[REP_PERIOD] = 33; @@ -359,6 +496,9 @@ static int ati_remote2_input_init(struct ati_remote2 *ar2) idev->open = ati_remote2_open; idev->close = ati_remote2_close; + idev->getkeycode = ati_remote2_getkeycode; + idev->setkeycode = ati_remote2_setkeycode; + idev->name = ar2->name; idev->phys = ar2->phys; @@ -490,6 +630,8 @@ static int ati_remote2_probe(struct usb_interface *interface, const struct usb_d usb_set_intfdata(interface, ar2); + interface->needs_remote_wakeup = 1; + return 0; fail2: @@ -522,6 +664,57 @@ static void ati_remote2_disconnect(struct usb_interface *interface) kfree(ar2); } +static int ati_remote2_suspend(struct usb_interface *interface, + pm_message_t message) +{ + struct ati_remote2 *ar2; + struct usb_host_interface *alt = interface->cur_altsetting; + + if (alt->desc.bInterfaceNumber) + return 0; + + ar2 = usb_get_intfdata(interface); + + dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__); + + mutex_lock(&ati_remote2_mutex); + + if (ar2->flags & ATI_REMOTE2_OPENED) + ati_remote2_kill_urbs(ar2); + + ar2->flags |= ATI_REMOTE2_SUSPENDED; + + mutex_unlock(&ati_remote2_mutex); + + return 0; +} + +static int ati_remote2_resume(struct usb_interface *interface) +{ + struct ati_remote2 *ar2; + struct usb_host_interface *alt = interface->cur_altsetting; + int r = 0; + + if (alt->desc.bInterfaceNumber) + return 0; + + ar2 = usb_get_intfdata(interface); + + dev_dbg(&ar2->intf[0]->dev, "%s()\n", __func__); + + mutex_lock(&ati_remote2_mutex); + + if (ar2->flags & ATI_REMOTE2_OPENED) + r = ati_remote2_submit_urbs(ar2); + + if (!r) + ar2->flags &= ~ATI_REMOTE2_SUSPENDED; + + mutex_unlock(&ati_remote2_mutex); + + return r; +} + static int __init ati_remote2_init(void) { int r; diff --git a/drivers/input/misc/cm109.c b/drivers/input/misc/cm109.c new file mode 100644 index 00000000000..bce160f4349 --- /dev/null +++ b/drivers/input/misc/cm109.c @@ -0,0 +1,882 @@ +/* + * Driver for the VoIP USB phones with CM109 chipsets. + * + * Copyright (C) 2007 - 2008 Alfred E. Heggestad <aeh@db.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, version 2. + */ + +/* + * Tested devices: + * - Komunikate KIP1000 + * - Genius G-talk + * - Allied-Telesis Corega USBPH01 + * - ... + * + * This driver is based on the yealink.c driver + * + * Thanks to: + * - Authors of yealink.c + * - Thomas Reitmayr + * - Oliver Neukum for good review comments and code + * - Shaun Jackman <sjackman@gmail.com> for Genius G-talk keymap + * - Dmitry Torokhov for valuable input and review + * + * Todo: + * - Read/write EEPROM + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/rwsem.h> +#include <linux/usb/input.h> + +#define DRIVER_VERSION "20080805" +#define DRIVER_AUTHOR "Alfred E. Heggestad" +#define DRIVER_DESC "CM109 phone driver" + +static char *phone = "kip1000"; +module_param(phone, charp, S_IRUSR); +MODULE_PARM_DESC(phone, "Phone name {kip1000, gtalk, usbph01}"); + +enum { + /* HID Registers */ + HID_IR0 = 0x00, /* Record/Playback-mute button, Volume up/down */ + HID_IR1 = 0x01, /* GPI, generic registers or EEPROM_DATA0 */ + HID_IR2 = 0x02, /* Generic registers or EEPROM_DATA1 */ + HID_IR3 = 0x03, /* Generic registers or EEPROM_CTRL */ + HID_OR0 = 0x00, /* Mapping control, buzzer, SPDIF (offset 0x04) */ + HID_OR1 = 0x01, /* GPO - General Purpose Output */ + HID_OR2 = 0x02, /* Set GPIO to input/output mode */ + HID_OR3 = 0x03, /* SPDIF status channel or EEPROM_CTRL */ + + /* HID_IR0 */ + RECORD_MUTE = 1 << 3, + PLAYBACK_MUTE = 1 << 2, + VOLUME_DOWN = 1 << 1, + VOLUME_UP = 1 << 0, + + /* HID_OR0 */ + /* bits 7-6 + 0: HID_OR1-2 are used for GPO; HID_OR0, 3 are used for buzzer + and SPDIF + 1: HID_OR0-3 are used as generic HID registers + 2: Values written to HID_OR0-3 are also mapped to MCU_CTRL, + EEPROM_DATA0-1, EEPROM_CTRL (see Note) + 3: Reserved + */ + HID_OR_GPO_BUZ_SPDIF = 0 << 6, + HID_OR_GENERIC_HID_REG = 1 << 6, + HID_OR_MAP_MCU_EEPROM = 2 << 6, + + BUZZER_ON = 1 << 5, + + /* up to 256 normal keys, up to 16 special keys */ + KEYMAP_SIZE = 256 + 16, +}; + +/* CM109 protocol packet */ +struct cm109_ctl_packet { + u8 byte[4]; +} __attribute__ ((packed)); + +enum { USB_PKT_LEN = sizeof(struct cm109_ctl_packet) }; + +/* CM109 device structure */ +struct cm109_dev { + struct input_dev *idev; /* input device */ + struct usb_device *udev; /* usb device */ + struct usb_interface *intf; + + /* irq input channel */ + struct cm109_ctl_packet *irq_data; + dma_addr_t irq_dma; + struct urb *urb_irq; + + /* control output channel */ + struct cm109_ctl_packet *ctl_data; + dma_addr_t ctl_dma; + struct usb_ctrlrequest *ctl_req; + dma_addr_t ctl_req_dma; + struct urb *urb_ctl; + /* + * The 3 bitfields below are protected by ctl_submit_lock. + * They have to be separate since they are accessed from IRQ + * context. + */ + unsigned irq_urb_pending:1; /* irq_urb is in flight */ + unsigned ctl_urb_pending:1; /* ctl_urb is in flight */ + unsigned buzzer_pending:1; /* need to issue buzz command */ + spinlock_t ctl_submit_lock; + + unsigned char buzzer_state; /* on/off */ + + /* flags */ + unsigned open:1; + unsigned resetting:1; + unsigned shutdown:1; + + /* This mutex protects writes to the above flags */ + struct mutex pm_mutex; + + unsigned short keymap[KEYMAP_SIZE]; + + char phys[64]; /* physical device path */ + int key_code; /* last reported key */ + int keybit; /* 0=new scan 1,2,4,8=scan columns */ + u8 gpi; /* Cached value of GPI (high nibble) */ +}; + +/****************************************************************************** + * CM109 key interface + *****************************************************************************/ + +static unsigned short special_keymap(int code) +{ + if (code > 0xff) { + switch (code - 0xff) { + case RECORD_MUTE: return KEY_MUTE; + case PLAYBACK_MUTE: return KEY_MUTE; + case VOLUME_DOWN: return KEY_VOLUMEDOWN; + case VOLUME_UP: return KEY_VOLUMEUP; + } + } + return KEY_RESERVED; +} + +/* Map device buttons to internal key events. + * + * The "up" and "down" keys, are symbolised by arrows on the button. + * The "pickup" and "hangup" keys are symbolised by a green and red phone + * on the button. + + Komunikate KIP1000 Keyboard Matrix + + -> -- 1 -- 2 -- 3 --> GPI pin 4 (0x10) + | | | | + <- -- 4 -- 5 -- 6 --> GPI pin 5 (0x20) + | | | | + END - 7 -- 8 -- 9 --> GPI pin 6 (0x40) + | | | | + OK -- * -- 0 -- # --> GPI pin 7 (0x80) + | | | | + + /|\ /|\ /|\ /|\ + | | | | +GPO +pin: 3 2 1 0 + 0x8 0x4 0x2 0x1 + + */ +static unsigned short keymap_kip1000(int scancode) +{ + switch (scancode) { /* phone key: */ + case 0x82: return KEY_NUMERIC_0; /* 0 */ + case 0x14: return KEY_NUMERIC_1; /* 1 */ + case 0x12: return KEY_NUMERIC_2; /* 2 */ + case 0x11: return KEY_NUMERIC_3; /* 3 */ + case 0x24: return KEY_NUMERIC_4; /* 4 */ + case 0x22: return KEY_NUMERIC_5; /* 5 */ + case 0x21: return KEY_NUMERIC_6; /* 6 */ + case 0x44: return KEY_NUMERIC_7; /* 7 */ + case 0x42: return KEY_NUMERIC_8; /* 8 */ + case 0x41: return KEY_NUMERIC_9; /* 9 */ + case 0x81: return KEY_NUMERIC_POUND; /* # */ + case 0x84: return KEY_NUMERIC_STAR; /* * */ + case 0x88: return KEY_ENTER; /* pickup */ + case 0x48: return KEY_ESC; /* hangup */ + case 0x28: return KEY_LEFT; /* IN */ + case 0x18: return KEY_RIGHT; /* OUT */ + default: return special_keymap(scancode); + } +} + +/* + Contributed by Shaun Jackman <sjackman@gmail.com> + + Genius G-Talk keyboard matrix + 0 1 2 3 + 4: 0 4 8 Talk + 5: 1 5 9 End + 6: 2 6 # Up + 7: 3 7 * Down +*/ +static unsigned short keymap_gtalk(int scancode) +{ + switch (scancode) { + case 0x11: return KEY_NUMERIC_0; + case 0x21: return KEY_NUMERIC_1; + case 0x41: return KEY_NUMERIC_2; + case 0x81: return KEY_NUMERIC_3; + case 0x12: return KEY_NUMERIC_4; + case 0x22: return KEY_NUMERIC_5; + case 0x42: return KEY_NUMERIC_6; + case 0x82: return KEY_NUMERIC_7; + case 0x14: return KEY_NUMERIC_8; + case 0x24: return KEY_NUMERIC_9; + case 0x44: return KEY_NUMERIC_POUND; /* # */ + case 0x84: return KEY_NUMERIC_STAR; /* * */ + case 0x18: return KEY_ENTER; /* Talk (green handset) */ + case 0x28: return KEY_ESC; /* End (red handset) */ + case 0x48: return KEY_UP; /* Menu up (rocker switch) */ + case 0x88: return KEY_DOWN; /* Menu down (rocker switch) */ + default: return special_keymap(scancode); + } +} + +/* + * Keymap for Allied-Telesis Corega USBPH01 + * http://www.alliedtelesis-corega.com/2/1344/1437/1360/chprd.html + * + * Contributed by july@nat.bg + */ +static unsigned short keymap_usbph01(int scancode) +{ + switch (scancode) { + case 0x11: return KEY_NUMERIC_0; /* 0 */ + case 0x21: return KEY_NUMERIC_1; /* 1 */ + case 0x41: return KEY_NUMERIC_2; /* 2 */ + case 0x81: return KEY_NUMERIC_3; /* 3 */ + case 0x12: return KEY_NUMERIC_4; /* 4 */ + case 0x22: return KEY_NUMERIC_5; /* 5 */ + case 0x42: return KEY_NUMERIC_6; /* 6 */ + case 0x82: return KEY_NUMERIC_7; /* 7 */ + case 0x14: return KEY_NUMERIC_8; /* 8 */ + case 0x24: return KEY_NUMERIC_9; /* 9 */ + case 0x44: return KEY_NUMERIC_POUND; /* # */ + case 0x84: return KEY_NUMERIC_STAR; /* * */ + case 0x18: return KEY_ENTER; /* pickup */ + case 0x28: return KEY_ESC; /* hangup */ + case 0x48: return KEY_LEFT; /* IN */ + case 0x88: return KEY_RIGHT; /* OUT */ + default: return special_keymap(scancode); + } +} + +static unsigned short (*keymap)(int) = keymap_kip1000; + +/* + * Completes a request by converting the data into events for the + * input subsystem. + */ +static void report_key(struct cm109_dev *dev, int key) +{ + struct input_dev *idev = dev->idev; + + if (dev->key_code >= 0) { + /* old key up */ + input_report_key(idev, dev->key_code, 0); + } + + dev->key_code = key; + if (key >= 0) { + /* new valid key */ + input_report_key(idev, key, 1); + } + + input_sync(idev); +} + +/****************************************************************************** + * CM109 usb communication interface + *****************************************************************************/ + +static void cm109_submit_buzz_toggle(struct cm109_dev *dev) +{ + int error; + + if (dev->buzzer_state) + dev->ctl_data->byte[HID_OR0] |= BUZZER_ON; + else + dev->ctl_data->byte[HID_OR0] &= ~BUZZER_ON; + + error = usb_submit_urb(dev->urb_ctl, GFP_ATOMIC); + if (error) + err("%s: usb_submit_urb (urb_ctl) failed %d", __func__, error); +} + +/* + * IRQ handler + */ +static void cm109_urb_irq_callback(struct urb *urb) +{ + struct cm109_dev *dev = urb->context; + const int status = urb->status; + int error; + + dev_dbg(&urb->dev->dev, "### URB IRQ: [0x%02x 0x%02x 0x%02x 0x%02x] keybit=0x%02x\n", + dev->irq_data->byte[0], + dev->irq_data->byte[1], + dev->irq_data->byte[2], + dev->irq_data->byte[3], + dev->keybit); + + if (status) { + if (status == -ESHUTDOWN) + return; + err("%s: urb status %d", __func__, status); + } + + /* Special keys */ + if (dev->irq_data->byte[HID_IR0] & 0x0f) { + const int code = (dev->irq_data->byte[HID_IR0] & 0x0f); + report_key(dev, dev->keymap[0xff + code]); + } + + /* Scan key column */ + if (dev->keybit == 0xf) { + + /* Any changes ? */ + if ((dev->gpi & 0xf0) == (dev->irq_data->byte[HID_IR1] & 0xf0)) + goto out; + + dev->gpi = dev->irq_data->byte[HID_IR1] & 0xf0; + dev->keybit = 0x1; + } else { + report_key(dev, dev->keymap[dev->irq_data->byte[HID_IR1]]); + + dev->keybit <<= 1; + if (dev->keybit > 0x8) + dev->keybit = 0xf; + } + + out: + + spin_lock(&dev->ctl_submit_lock); + + dev->irq_urb_pending = 0; + + if (likely(!dev->shutdown)) { + + if (dev->buzzer_state) + dev->ctl_data->byte[HID_OR0] |= BUZZER_ON; + else + dev->ctl_data->byte[HID_OR0] &= ~BUZZER_ON; + + dev->ctl_data->byte[HID_OR1] = dev->keybit; + dev->ctl_data->byte[HID_OR2] = dev->keybit; + + dev->buzzer_pending = 0; + dev->ctl_urb_pending = 1; + + error = usb_submit_urb(dev->urb_ctl, GFP_ATOMIC); + if (error) + err("%s: usb_submit_urb (urb_ctl) failed %d", + __func__, error); + } + + spin_unlock(&dev->ctl_submit_lock); +} + +static void cm109_urb_ctl_callback(struct urb *urb) +{ + struct cm109_dev *dev = urb->context; + const int status = urb->status; + int error; + + dev_dbg(&urb->dev->dev, "### URB CTL: [0x%02x 0x%02x 0x%02x 0x%02x]\n", + dev->ctl_data->byte[0], + dev->ctl_data->byte[1], + dev->ctl_data->byte[2], + dev->ctl_data->byte[3]); + + if (status) + err("%s: urb status %d", __func__, status); + + spin_lock(&dev->ctl_submit_lock); + + dev->ctl_urb_pending = 0; + + if (likely(!dev->shutdown)) { + + if (dev->buzzer_pending) { + dev->buzzer_pending = 0; + dev->ctl_urb_pending = 1; + cm109_submit_buzz_toggle(dev); + } else if (likely(!dev->irq_urb_pending)) { + /* ask for key data */ + dev->irq_urb_pending = 1; + error = usb_submit_urb(dev->urb_irq, GFP_ATOMIC); + if (error) + err("%s: usb_submit_urb (urb_irq) failed %d", + __func__, error); + } + } + + spin_unlock(&dev->ctl_submit_lock); +} + +static void cm109_toggle_buzzer_async(struct cm109_dev *dev) +{ + unsigned long flags; + + spin_lock_irqsave(&dev->ctl_submit_lock, flags); + + if (dev->ctl_urb_pending) { + /* URB completion will resubmit */ + dev->buzzer_pending = 1; + } else { + dev->ctl_urb_pending = 1; + cm109_submit_buzz_toggle(dev); + } + + spin_unlock_irqrestore(&dev->ctl_submit_lock, flags); +} + +static void cm109_toggle_buzzer_sync(struct cm109_dev *dev, int on) +{ + int error; + + if (on) + dev->ctl_data->byte[HID_OR0] |= BUZZER_ON; + else + dev->ctl_data->byte[HID_OR0] &= ~BUZZER_ON; + + error = usb_control_msg(dev->udev, + usb_sndctrlpipe(dev->udev, 0), + dev->ctl_req->bRequest, + dev->ctl_req->bRequestType, + le16_to_cpu(dev->ctl_req->wValue), + le16_to_cpu(dev->ctl_req->wIndex), + dev->ctl_data, + USB_PKT_LEN, USB_CTRL_SET_TIMEOUT); + if (error && error != EINTR) + err("%s: usb_control_msg() failed %d", __func__, error); +} + +static void cm109_stop_traffic(struct cm109_dev *dev) +{ + dev->shutdown = 1; + /* + * Make sure other CPUs see this + */ + smp_wmb(); + + usb_kill_urb(dev->urb_ctl); + usb_kill_urb(dev->urb_irq); + + cm109_toggle_buzzer_sync(dev, 0); + + dev->shutdown = 0; + smp_wmb(); +} + +static void cm109_restore_state(struct cm109_dev *dev) +{ + if (dev->open) { + /* + * Restore buzzer state. + * This will also kick regular URB submission + */ + cm109_toggle_buzzer_async(dev); + } +} + +/****************************************************************************** + * input event interface + *****************************************************************************/ + +static int cm109_input_open(struct input_dev *idev) +{ + struct cm109_dev *dev = input_get_drvdata(idev); + int error; + + error = usb_autopm_get_interface(dev->intf); + if (error < 0) { + err("%s - cannot autoresume, result %d", + __func__, error); + return error; + } + + mutex_lock(&dev->pm_mutex); + + dev->buzzer_state = 0; + dev->key_code = -1; /* no keys pressed */ + dev->keybit = 0xf; + + /* issue INIT */ + dev->ctl_data->byte[HID_OR0] = HID_OR_GPO_BUZ_SPDIF; + dev->ctl_data->byte[HID_OR1] = dev->keybit; + dev->ctl_data->byte[HID_OR2] = dev->keybit; + dev->ctl_data->byte[HID_OR3] = 0x00; + + error = usb_submit_urb(dev->urb_ctl, GFP_KERNEL); + if (error) + err("%s: usb_submit_urb (urb_ctl) failed %d", __func__, error); + else + dev->open = 1; + + mutex_unlock(&dev->pm_mutex); + + if (error) + usb_autopm_put_interface(dev->intf); + + return error; +} + +static void cm109_input_close(struct input_dev *idev) +{ + struct cm109_dev *dev = input_get_drvdata(idev); + + mutex_lock(&dev->pm_mutex); + + /* + * Once we are here event delivery is stopped so we + * don't need to worry about someone starting buzzer + * again + */ + cm109_stop_traffic(dev); + dev->open = 0; + + mutex_unlock(&dev->pm_mutex); + + usb_autopm_put_interface(dev->intf); +} + +static int cm109_input_ev(struct input_dev *idev, unsigned int type, + unsigned int code, int value) +{ + struct cm109_dev *dev = input_get_drvdata(idev); + + dev_dbg(&dev->udev->dev, + "input_ev: type=%u code=%u value=%d\n", type, code, value); + + if (type != EV_SND) + return -EINVAL; + + switch (code) { + case SND_TONE: + case SND_BELL: + dev->buzzer_state = !!value; + if (!dev->resetting) + cm109_toggle_buzzer_async(dev); + return 0; + + default: + return -EINVAL; + } +} + + +/****************************************************************************** + * Linux interface and usb initialisation + *****************************************************************************/ + +struct driver_info { + char *name; +}; + +static const struct driver_info info_cm109 = { + .name = "CM109 USB driver", +}; + +enum { + VENDOR_ID = 0x0d8c, /* C-Media Electronics */ + PRODUCT_ID_CM109 = 0x000e, /* CM109 defines range 0x0008 - 0x000f */ +}; + +/* table of devices that work with this driver */ +static const struct usb_device_id cm109_usb_table[] = { + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | + USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = VENDOR_ID, + .idProduct = PRODUCT_ID_CM109, + .bInterfaceClass = USB_CLASS_HID, + .bInterfaceSubClass = 0, + .bInterfaceProtocol = 0, + .driver_info = (kernel_ulong_t) &info_cm109 + }, + /* you can add more devices here with product ID 0x0008 - 0x000f */ + { } +}; + +static void cm109_usb_cleanup(struct cm109_dev *dev) +{ + if (dev->ctl_req) + usb_buffer_free(dev->udev, sizeof(*(dev->ctl_req)), + dev->ctl_req, dev->ctl_req_dma); + if (dev->ctl_data) + usb_buffer_free(dev->udev, USB_PKT_LEN, + dev->ctl_data, dev->ctl_dma); + if (dev->irq_data) + usb_buffer_free(dev->udev, USB_PKT_LEN, + dev->irq_data, dev->irq_dma); + + usb_free_urb(dev->urb_irq); /* parameter validation in core/urb */ + usb_free_urb(dev->urb_ctl); /* parameter validation in core/urb */ + kfree(dev); +} + +static void cm109_usb_disconnect(struct usb_interface *interface) +{ + struct cm109_dev *dev = usb_get_intfdata(interface); + + usb_set_intfdata(interface, NULL); + input_unregister_device(dev->idev); + cm109_usb_cleanup(dev); +} + +static int cm109_usb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct usb_device *udev = interface_to_usbdev(intf); + struct driver_info *nfo = (struct driver_info *)id->driver_info; + struct usb_host_interface *interface; + struct usb_endpoint_descriptor *endpoint; + struct cm109_dev *dev; + struct input_dev *input_dev = NULL; + int ret, pipe, i; + int error = -ENOMEM; + + interface = intf->cur_altsetting; + endpoint = &interface->endpoint[0].desc; + + if (!usb_endpoint_is_int_in(endpoint)) + return -ENODEV; + + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; + + spin_lock_init(&dev->ctl_submit_lock); + mutex_init(&dev->pm_mutex); + + dev->udev = udev; + dev->intf = intf; + + dev->idev = input_dev = input_allocate_device(); + if (!input_dev) + goto err_out; + + /* allocate usb buffers */ + dev->irq_data = usb_buffer_alloc(udev, USB_PKT_LEN, + GFP_KERNEL, &dev->irq_dma); + if (!dev->irq_data) + goto err_out; + + dev->ctl_data = usb_buffer_alloc(udev, USB_PKT_LEN, + GFP_KERNEL, &dev->ctl_dma); + if (!dev->ctl_data) + goto err_out; + + dev->ctl_req = usb_buffer_alloc(udev, sizeof(*(dev->ctl_req)), + GFP_KERNEL, &dev->ctl_req_dma); + if (!dev->ctl_req) + goto err_out; + + /* allocate urb structures */ + dev->urb_irq = usb_alloc_urb(0, GFP_KERNEL); + if (!dev->urb_irq) + goto err_out; + + dev->urb_ctl = usb_alloc_urb(0, GFP_KERNEL); + if (!dev->urb_ctl) + goto err_out; + + /* get a handle to the interrupt data pipe */ + pipe = usb_rcvintpipe(udev, endpoint->bEndpointAddress); + ret = usb_maxpacket(udev, pipe, usb_pipeout(pipe)); + if (ret != USB_PKT_LEN) + err("invalid payload size %d, expected %d", ret, USB_PKT_LEN); + + /* initialise irq urb */ + usb_fill_int_urb(dev->urb_irq, udev, pipe, dev->irq_data, + USB_PKT_LEN, + cm109_urb_irq_callback, dev, endpoint->bInterval); + dev->urb_irq->transfer_dma = dev->irq_dma; + dev->urb_irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; + dev->urb_irq->dev = udev; + + /* initialise ctl urb */ + dev->ctl_req->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | + USB_DIR_OUT; + dev->ctl_req->bRequest = USB_REQ_SET_CONFIGURATION; + dev->ctl_req->wValue = cpu_to_le16(0x200); + dev->ctl_req->wIndex = cpu_to_le16(interface->desc.bInterfaceNumber); + dev->ctl_req->wLength = cpu_to_le16(USB_PKT_LEN); + + usb_fill_control_urb(dev->urb_ctl, udev, usb_sndctrlpipe(udev, 0), + (void *)dev->ctl_req, dev->ctl_data, USB_PKT_LEN, + cm109_urb_ctl_callback, dev); + dev->urb_ctl->setup_dma = dev->ctl_req_dma; + dev->urb_ctl->transfer_dma = dev->ctl_dma; + dev->urb_ctl->transfer_flags |= URB_NO_SETUP_DMA_MAP | + URB_NO_TRANSFER_DMA_MAP; + dev->urb_ctl->dev = udev; + + /* find out the physical bus location */ + usb_make_path(udev, dev->phys, sizeof(dev->phys)); + strlcat(dev->phys, "/input0", sizeof(dev->phys)); + + /* register settings for the input device */ + input_dev->name = nfo->name; + input_dev->phys = dev->phys; + usb_to_input_id(udev, &input_dev->id); + input_dev->dev.parent = &intf->dev; + + input_set_drvdata(input_dev, dev); + input_dev->open = cm109_input_open; + input_dev->close = cm109_input_close; + input_dev->event = cm109_input_ev; + + input_dev->keycode = dev->keymap; + input_dev->keycodesize = sizeof(unsigned char); + input_dev->keycodemax = ARRAY_SIZE(dev->keymap); + + input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_SND); + input_dev->sndbit[0] = BIT_MASK(SND_BELL) | BIT_MASK(SND_TONE); + + /* register available key events */ + for (i = 0; i < KEYMAP_SIZE; i++) { + unsigned short k = keymap(i); + dev->keymap[i] = k; + __set_bit(k, input_dev->keybit); + } + __clear_bit(KEY_RESERVED, input_dev->keybit); + + error = input_register_device(dev->idev); + if (error) + goto err_out; + + usb_set_intfdata(intf, dev); + + return 0; + + err_out: + input_free_device(input_dev); + cm109_usb_cleanup(dev); + return error; +} + +static int cm109_usb_suspend(struct usb_interface *intf, pm_message_t message) +{ + struct cm109_dev *dev = usb_get_intfdata(intf); + + dev_info(&intf->dev, "cm109: usb_suspend (event=%d)\n", message.event); + + mutex_lock(&dev->pm_mutex); + cm109_stop_traffic(dev); + mutex_unlock(&dev->pm_mutex); + + return 0; +} + +static int cm109_usb_resume(struct usb_interface *intf) +{ + struct cm109_dev *dev = usb_get_intfdata(intf); + + dev_info(&intf->dev, "cm109: usb_resume\n"); + + mutex_lock(&dev->pm_mutex); + cm109_restore_state(dev); + mutex_unlock(&dev->pm_mutex); + + return 0; +} + +static int cm109_usb_pre_reset(struct usb_interface *intf) +{ + struct cm109_dev *dev = usb_get_intfdata(intf); + + mutex_lock(&dev->pm_mutex); + + /* + * Make sure input events don't try to toggle buzzer + * while we are resetting + */ + dev->resetting = 1; + smp_wmb(); + + cm109_stop_traffic(dev); + + return 0; +} + +static int cm109_usb_post_reset(struct usb_interface *intf) +{ + struct cm109_dev *dev = usb_get_intfdata(intf); + + dev->resetting = 0; + smp_wmb(); + + cm109_restore_state(dev); + + mutex_unlock(&dev->pm_mutex); + + return 0; +} + +static struct usb_driver cm109_driver = { + .name = "cm109", + .probe = cm109_usb_probe, + .disconnect = cm109_usb_disconnect, + .suspend = cm109_usb_suspend, + .resume = cm109_usb_resume, + .reset_resume = cm109_usb_resume, + .pre_reset = cm109_usb_pre_reset, + .post_reset = cm109_usb_post_reset, + .id_table = cm109_usb_table, + .supports_autosuspend = 1, +}; + +static int __init cm109_select_keymap(void) +{ + /* Load the phone keymap */ + if (!strcasecmp(phone, "kip1000")) { + keymap = keymap_kip1000; + printk(KERN_INFO KBUILD_MODNAME ": " + "Keymap for Komunikate KIP1000 phone loaded\n"); + } else if (!strcasecmp(phone, "gtalk")) { + keymap = keymap_gtalk; + printk(KERN_INFO KBUILD_MODNAME ": " + "Keymap for Genius G-talk phone loaded\n"); + } else if (!strcasecmp(phone, "usbph01")) { + keymap = keymap_usbph01; + printk(KERN_INFO KBUILD_MODNAME ": " + "Keymap for Allied-Telesis Corega USBPH01 phone loaded\n"); + } else { + printk(KERN_ERR KBUILD_MODNAME ": " + "Unsupported phone: %s\n", phone); + return -EINVAL; + } + + return 0; +} + +static int __init cm109_init(void) +{ + int err; + + err = cm109_select_keymap(); + if (err) + return err; + + err = usb_register(&cm109_driver); + if (err) + return err; + + printk(KERN_INFO KBUILD_MODNAME ": " + DRIVER_DESC ": " DRIVER_VERSION " (C) " DRIVER_AUTHOR "\n"); + + return 0; +} + +static void __exit cm109_exit(void) +{ + usb_deregister(&cm109_driver); +} + +module_init(cm109_init); +module_exit(cm109_exit); + +MODULE_DEVICE_TABLE(usb, cm109_usb_table); + +MODULE_AUTHOR(DRIVER_AUTHOR); +MODULE_DESCRIPTION(DRIVER_DESC); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/map_to_7segment.h b/drivers/input/misc/map_to_7segment.h deleted file mode 100644 index a424094d9fe..00000000000 --- a/drivers/input/misc/map_to_7segment.h +++ /dev/null @@ -1,189 +0,0 @@ -/* - * drivers/usb/input/map_to_7segment.h - * - * Copyright (c) 2005 Henk Vergonet <Henk.Vergonet@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef MAP_TO_7SEGMENT_H -#define MAP_TO_7SEGMENT_H - -/* This file provides translation primitives and tables for the conversion - * of (ASCII) characters to a 7-segments notation. - * - * The 7 segment's wikipedia notation below is used as standard. - * See: http://en.wikipedia.org/wiki/Seven_segment_display - * - * Notation: +-a-+ - * f b - * +-g-+ - * e c - * +-d-+ - * - * Usage: - * - * Register a map variable, and fill it with a character set: - * static SEG7_DEFAULT_MAP(map_seg7); - * - * - * Then use for conversion: - * seg7 = map_to_seg7(&map_seg7, some_char); - * ... - * - * In device drivers it is recommended, if required, to make the char map - * accessible via the sysfs interface using the following scheme: - * - * static ssize_t show_map(struct device *dev, char *buf) { - * memcpy(buf, &map_seg7, sizeof(map_seg7)); - * return sizeof(map_seg7); - * } - * static ssize_t store_map(struct device *dev, const char *buf, size_t cnt) { - * if(cnt != sizeof(map_seg7)) - * return -EINVAL; - * memcpy(&map_seg7, buf, cnt); - * return cnt; - * } - * static DEVICE_ATTR(map_seg7, PERMS_RW, show_map, store_map); - * - * History: - * 2005-05-31 RFC linux-kernel@vger.kernel.org - */ -#include <linux/errno.h> - - -#define BIT_SEG7_A 0 -#define BIT_SEG7_B 1 -#define BIT_SEG7_C 2 -#define BIT_SEG7_D 3 -#define BIT_SEG7_E 4 -#define BIT_SEG7_F 5 -#define BIT_SEG7_G 6 -#define BIT_SEG7_RESERVED 7 - -struct seg7_conversion_map { - unsigned char table[128]; -}; - -static inline int map_to_seg7(struct seg7_conversion_map *map, int c) -{ - return c >= 0 && c < sizeof(map->table) ? map->table[c] : -EINVAL; -} - -#define SEG7_CONVERSION_MAP(_name, _map) \ - struct seg7_conversion_map _name = { .table = { _map } } - -/* - * It is recommended to use a facility that allows user space to redefine - * custom character sets for LCD devices. Please use a sysfs interface - * as described above. - */ -#define MAP_TO_SEG7_SYSFS_FILE "map_seg7" - -/******************************************************************************* - * ASCII conversion table - ******************************************************************************/ - -#define _SEG7(l,a,b,c,d,e,f,g) \ - ( a<<BIT_SEG7_A | b<<BIT_SEG7_B | c<<BIT_SEG7_C | d<<BIT_SEG7_D | \ - e<<BIT_SEG7_E | f<<BIT_SEG7_F | g<<BIT_SEG7_G ) - -#define _MAP_0_32_ASCII_SEG7_NON_PRINTABLE \ - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - -#define _MAP_33_47_ASCII_SEG7_SYMBOL \ - _SEG7('!',0,0,0,0,1,1,0), _SEG7('"',0,1,0,0,0,1,0), _SEG7('#',0,1,1,0,1,1,0),\ - _SEG7('$',1,0,1,1,0,1,1), _SEG7('%',0,0,1,0,0,1,0), _SEG7('&',1,0,1,1,1,1,1),\ - _SEG7('\'',0,0,0,0,0,1,0),_SEG7('(',1,0,0,1,1,1,0), _SEG7(')',1,1,1,1,0,0,0),\ - _SEG7('*',0,1,1,0,1,1,1), _SEG7('+',0,1,1,0,0,0,1), _SEG7(',',0,0,0,0,1,0,0),\ - _SEG7('-',0,0,0,0,0,0,1), _SEG7('.',0,0,0,0,1,0,0), _SEG7('/',0,1,0,0,1,0,1), - -#define _MAP_48_57_ASCII_SEG7_NUMERIC \ - _SEG7('0',1,1,1,1,1,1,0), _SEG7('1',0,1,1,0,0,0,0), _SEG7('2',1,1,0,1,1,0,1),\ - _SEG7('3',1,1,1,1,0,0,1), _SEG7('4',0,1,1,0,0,1,1), _SEG7('5',1,0,1,1,0,1,1),\ - _SEG7('6',1,0,1,1,1,1,1), _SEG7('7',1,1,1,0,0,0,0), _SEG7('8',1,1,1,1,1,1,1),\ - _SEG7('9',1,1,1,1,0,1,1), - -#define _MAP_58_64_ASCII_SEG7_SYMBOL \ - _SEG7(':',0,0,0,1,0,0,1), _SEG7(';',0,0,0,1,0,0,1), _SEG7('<',1,0,0,0,0,1,1),\ - _SEG7('=',0,0,0,1,0,0,1), _SEG7('>',1,1,0,0,0,0,1), _SEG7('?',1,1,1,0,0,1,0),\ - _SEG7('@',1,1,0,1,1,1,1), - -#define _MAP_65_90_ASCII_SEG7_ALPHA_UPPR \ - _SEG7('A',1,1,1,0,1,1,1), _SEG7('B',1,1,1,1,1,1,1), _SEG7('C',1,0,0,1,1,1,0),\ - _SEG7('D',1,1,1,1,1,1,0), _SEG7('E',1,0,0,1,1,1,1), _SEG7('F',1,0,0,0,1,1,1),\ - _SEG7('G',1,1,1,1,0,1,1), _SEG7('H',0,1,1,0,1,1,1), _SEG7('I',0,1,1,0,0,0,0),\ - _SEG7('J',0,1,1,1,0,0,0), _SEG7('K',0,1,1,0,1,1,1), _SEG7('L',0,0,0,1,1,1,0),\ - _SEG7('M',1,1,1,0,1,1,0), _SEG7('N',1,1,1,0,1,1,0), _SEG7('O',1,1,1,1,1,1,0),\ - _SEG7('P',1,1,0,0,1,1,1), _SEG7('Q',1,1,1,1,1,1,0), _SEG7('R',1,1,1,0,1,1,1),\ - _SEG7('S',1,0,1,1,0,1,1), _SEG7('T',0,0,0,1,1,1,1), _SEG7('U',0,1,1,1,1,1,0),\ - _SEG7('V',0,1,1,1,1,1,0), _SEG7('W',0,1,1,1,1,1,1), _SEG7('X',0,1,1,0,1,1,1),\ - _SEG7('Y',0,1,1,0,0,1,1), _SEG7('Z',1,1,0,1,1,0,1), - -#define _MAP_91_96_ASCII_SEG7_SYMBOL \ - _SEG7('[',1,0,0,1,1,1,0), _SEG7('\\',0,0,1,0,0,1,1),_SEG7(']',1,1,1,1,0,0,0),\ - _SEG7('^',1,1,0,0,0,1,0), _SEG7('_',0,0,0,1,0,0,0), _SEG7('`',0,1,0,0,0,0,0), - -#define _MAP_97_122_ASCII_SEG7_ALPHA_LOWER \ - _SEG7('A',1,1,1,0,1,1,1), _SEG7('b',0,0,1,1,1,1,1), _SEG7('c',0,0,0,1,1,0,1),\ - _SEG7('d',0,1,1,1,1,0,1), _SEG7('E',1,0,0,1,1,1,1), _SEG7('F',1,0,0,0,1,1,1),\ - _SEG7('G',1,1,1,1,0,1,1), _SEG7('h',0,0,1,0,1,1,1), _SEG7('i',0,0,1,0,0,0,0),\ - _SEG7('j',0,0,1,1,0,0,0), _SEG7('k',0,0,1,0,1,1,1), _SEG7('L',0,0,0,1,1,1,0),\ - _SEG7('M',1,1,1,0,1,1,0), _SEG7('n',0,0,1,0,1,0,1), _SEG7('o',0,0,1,1,1,0,1),\ - _SEG7('P',1,1,0,0,1,1,1), _SEG7('q',1,1,1,0,0,1,1), _SEG7('r',0,0,0,0,1,0,1),\ - _SEG7('S',1,0,1,1,0,1,1), _SEG7('T',0,0,0,1,1,1,1), _SEG7('u',0,0,1,1,1,0,0),\ - _SEG7('v',0,0,1,1,1,0,0), _SEG7('W',0,1,1,1,1,1,1), _SEG7('X',0,1,1,0,1,1,1),\ - _SEG7('y',0,1,1,1,0,1,1), _SEG7('Z',1,1,0,1,1,0,1), - -#define _MAP_123_126_ASCII_SEG7_SYMBOL \ - _SEG7('{',1,0,0,1,1,1,0), _SEG7('|',0,0,0,0,1,1,0), _SEG7('}',1,1,1,1,0,0,0),\ - _SEG7('~',1,0,0,0,0,0,0), - -/* Maps */ - -/* This set tries to map as close as possible to the visible characteristics - * of the ASCII symbol, lowercase and uppercase letters may differ in - * presentation on the display. - */ -#define MAP_ASCII7SEG_ALPHANUM \ - _MAP_0_32_ASCII_SEG7_NON_PRINTABLE \ - _MAP_33_47_ASCII_SEG7_SYMBOL \ - _MAP_48_57_ASCII_SEG7_NUMERIC \ - _MAP_58_64_ASCII_SEG7_SYMBOL \ - _MAP_65_90_ASCII_SEG7_ALPHA_UPPR \ - _MAP_91_96_ASCII_SEG7_SYMBOL \ - _MAP_97_122_ASCII_SEG7_ALPHA_LOWER \ - _MAP_123_126_ASCII_SEG7_SYMBOL - -/* This set tries to map as close as possible to the symbolic characteristics - * of the ASCII character for maximum discrimination. - * For now this means all alpha chars are in lower case representations. - * (This for example facilitates the use of hex numbers with uppercase input.) - */ -#define MAP_ASCII7SEG_ALPHANUM_LC \ - _MAP_0_32_ASCII_SEG7_NON_PRINTABLE \ - _MAP_33_47_ASCII_SEG7_SYMBOL \ - _MAP_48_57_ASCII_SEG7_NUMERIC \ - _MAP_58_64_ASCII_SEG7_SYMBOL \ - _MAP_97_122_ASCII_SEG7_ALPHA_LOWER \ - _MAP_91_96_ASCII_SEG7_SYMBOL \ - _MAP_97_122_ASCII_SEG7_ALPHA_LOWER \ - _MAP_123_126_ASCII_SEG7_SYMBOL - -#define SEG7_DEFAULT_MAP(_name) \ - SEG7_CONVERSION_MAP(_name,MAP_ASCII7SEG_ALPHANUM) - -#endif /* MAP_TO_7SEGMENT_H */ - diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c index fe268be3293..7c8957dd22c 100644 --- a/drivers/input/misc/wistron_btns.c +++ b/drivers/input/misc/wistron_btns.c @@ -277,6 +277,16 @@ static struct key_entry keymap_fs_amilo_pro_v2000[] __initdata = { { KE_END, 0 } }; +static struct key_entry keymap_fs_amilo_pro_v3505[] __initdata = { + { KE_KEY, 0x01, {KEY_HELP} }, /* Fn+F1 */ + { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Fn+F4 */ + { KE_BLUETOOTH, 0x30 }, /* Fn+F10 */ + { KE_KEY, 0x31, {KEY_MAIL} }, /* mail button */ + { KE_KEY, 0x36, {KEY_WWW} }, /* www button */ + { KE_WIFI, 0x78 }, /* satelite dish button */ + { KE_END, 0 } +}; + static struct key_entry keymap_fujitsu_n3510[] __initdata = { { KE_KEY, 0x11, {KEY_PROG1} }, { KE_KEY, 0x12, {KEY_PROG2} }, @@ -618,6 +628,15 @@ static struct dmi_system_id dmi_ids[] __initdata = { }, { .callback = dmi_matched, + .ident = "Fujitsu-Siemens Amilo Pro Edition V3505", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), + DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro Edition V3505"), + }, + .driver_data = keymap_fs_amilo_pro_v3505 + }, + { + .callback = dmi_matched, .ident = "Fujitsu-Siemens Amilo M7400", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), diff --git a/drivers/input/misc/yealink.c b/drivers/input/misc/yealink.c index facefd3dba2..11b5c7e84ed 100644 --- a/drivers/input/misc/yealink.c +++ b/drivers/input/misc/yealink.c @@ -52,8 +52,8 @@ #include <linux/module.h> #include <linux/rwsem.h> #include <linux/usb/input.h> +#include <linux/map_to_7segment.h> -#include "map_to_7segment.h" #include "yealink.h" #define DRIVER_VERSION "yld-20051230" diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig index f996546fc44..f488b6852ba 100644 --- a/drivers/input/mouse/Kconfig +++ b/drivers/input/mouse/Kconfig @@ -96,6 +96,16 @@ config MOUSE_PS2_TOUCHKIT If unsure, say N. +config MOUSE_PS2_OLPC + bool "OLPC PS/2 mouse protocol extension" + depends on MOUSE_PS2 && OLPC + help + Say Y here if you have an OLPC XO-1 laptop (with built-in + PS/2 touchpad/tablet device). The manufacturer calls the + touchpad an HGPK. + + If unsure, say N. + config MOUSE_SERIAL tristate "Serial mouse" select SERIO diff --git a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile index d4d20251609..8e6e6909780 100644 --- a/drivers/input/mouse/Makefile +++ b/drivers/input/mouse/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_MOUSE_GPIO) += gpio_mouse.o psmouse-objs := psmouse-base.o synaptics.o psmouse-$(CONFIG_MOUSE_PS2_ALPS) += alps.o +psmouse-$(CONFIG_MOUSE_PS2_OLPC) += hgpk.o psmouse-$(CONFIG_MOUSE_PS2_LOGIPS2PP) += logips2pp.o psmouse-$(CONFIG_MOUSE_PS2_LIFEBOOK) += lifebook.o psmouse-$(CONFIG_MOUSE_PS2_TRACKPOINT) += trackpoint.o diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 385e32bcf6a..cbedf957cc5 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -54,6 +54,7 @@ static const struct alps_model_info alps_model_data[] = { { { 0x20, 0x02, 0x0e }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT }, /* XXX */ { { 0x22, 0x02, 0x0a }, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT }, { { 0x22, 0x02, 0x14 }, 0xff, 0xff, ALPS_PASS | ALPS_DUALPOINT }, /* Dell Latitude D600 */ + { { 0x62, 0x02, 0x14 }, 0xcf, 0xcf, ALPS_PASS | ALPS_DUALPOINT }, /* Dell Latitude E6500 */ { { 0x73, 0x02, 0x50 }, 0xcf, 0xcf, ALPS_FW_BK_1 } /* Dell Vostro 1400 */ }; diff --git a/drivers/input/mouse/appletouch.c b/drivers/input/mouse/appletouch.c index 1f41ae94f26..079816e6b23 100644 --- a/drivers/input/mouse/appletouch.c +++ b/drivers/input/mouse/appletouch.c @@ -136,12 +136,28 @@ MODULE_DEVICE_TABLE(usb, atp_table); #define ATP_GEYSER_MODE_REQUEST_INDEX 0 #define ATP_GEYSER_MODE_VENDOR_VALUE 0x04 +/** + * enum atp_status_bits - status bit meanings + * + * These constants represent the meaning of the status bits. + * (only Geyser 3/4) + * + * @ATP_STATUS_BUTTON: The button was pressed + * @ATP_STATUS_BASE_UPDATE: Update of the base values (untouched pad) + * @ATP_STATUS_FROM_RESET: Reset previously performed + */ +enum atp_status_bits { + ATP_STATUS_BUTTON = BIT(0), + ATP_STATUS_BASE_UPDATE = BIT(2), + ATP_STATUS_FROM_RESET = BIT(4), +}; + /* Structure to hold all of our device specific stuff */ struct atp { char phys[64]; struct usb_device *udev; /* usb device */ struct urb *urb; /* usb request block */ - signed char *data; /* transferred data */ + u8 *data; /* transferred data */ struct input_dev *input; /* input dev */ enum atp_touchpad_type type; /* type of touchpad */ bool open; @@ -251,8 +267,6 @@ static void atp_reinit(struct work_struct *work) int retval; dprintk("appletouch: putting appletouch to sleep (reinit)\n"); - dev->idlecount = 0; - atp_geyser_init(udev); retval = usb_submit_urb(dev->urb, GFP_ATOMIC); @@ -327,11 +341,14 @@ static inline void atp_report_fingers(struct input_dev *input, int fingers) input_report_key(input, BTN_TOOL_TRIPLETAP, fingers > 2); } -static void atp_complete(struct urb *urb) +/* Check URB status and for correct length of data package */ + +#define ATP_URB_STATUS_SUCCESS 0 +#define ATP_URB_STATUS_ERROR 1 +#define ATP_URB_STATUS_ERROR_FATAL 2 + +static int atp_status_check(struct urb *urb) { - int x, y, x_z, y_z, x_f, y_f; - int retval, i, j; - int key; struct atp *dev = urb->context; switch (urb->status) { @@ -351,11 +368,12 @@ static void atp_complete(struct urb *urb) /* This urb is terminated, clean up */ dbg("atp_complete: urb shutting down with status: %d", urb->status); - return; + return ATP_URB_STATUS_ERROR_FATAL; + default: dbg("atp_complete: nonzero urb status received: %d", urb->status); - goto exit; + return ATP_URB_STATUS_ERROR; } /* drop incomplete datasets */ @@ -363,30 +381,33 @@ static void atp_complete(struct urb *urb) dprintk("appletouch: incomplete data package" " (first byte: %d, length: %d).\n", dev->data[0], dev->urb->actual_length); - goto exit; + return ATP_URB_STATUS_ERROR; } - /* reorder the sensors values */ - if (dev->type == ATP_GEYSER3 || dev->type == ATP_GEYSER4) { - memset(dev->xy_cur, 0, sizeof(dev->xy_cur)); + return ATP_URB_STATUS_SUCCESS; +} - /* - * The values are laid out like this: - * -, Y1, Y2, -, Y3, Y4, -, ..., -, X1, X2, -, X3, X4, ... - * '-' is an unused value. - */ +/* + * USB interrupt callback functions + */ - /* read X values */ - for (i = 0, j = 19; i < 20; i += 2, j += 3) { - dev->xy_cur[i] = dev->data[j + 1]; - dev->xy_cur[i + 1] = dev->data[j + 2]; - } - /* read Y values */ - for (i = 0, j = 1; i < 9; i += 2, j += 3) { - dev->xy_cur[ATP_XSENSORS + i] = dev->data[j + 1]; - dev->xy_cur[ATP_XSENSORS + i + 1] = dev->data[j + 2]; - } - } else if (dev->type == ATP_GEYSER2) { +/* Interrupt function for older touchpads: FOUNTAIN/GEYSER1/GEYSER2 */ + +static void atp_complete_geyser_1_2(struct urb *urb) +{ + int x, y, x_z, y_z, x_f, y_f; + int retval, i, j; + int key; + struct atp *dev = urb->context; + int status = atp_status_check(urb); + + if (status == ATP_URB_STATUS_ERROR_FATAL) + return; + else if (status == ATP_URB_STATUS_ERROR) + goto exit; + + /* reorder the sensors values */ + if (dev->type == ATP_GEYSER2) { memset(dev->xy_cur, 0, sizeof(dev->xy_cur)); /* @@ -427,34 +448,40 @@ static void atp_complete(struct urb *urb) /* first sample */ dev->valid = true; dev->x_old = dev->y_old = -1; + + /* Store first sample */ memcpy(dev->xy_old, dev->xy_cur, sizeof(dev->xy_old)); - if (dev->size_detect_done || - dev->type == ATP_GEYSER3) /* No 17" Macbooks (yet) */ - goto exit; + /* Perform size detection, if not done already */ + if (!dev->size_detect_done) { + + /* 17" Powerbooks have extra X sensors */ + for (i = (dev->type == ATP_GEYSER2 ? 15 : 16); + i < ATP_XSENSORS; i++) { + if (!dev->xy_cur[i]) + continue; + + printk(KERN_INFO + "appletouch: 17\" model detected.\n"); + + if (dev->type == ATP_GEYSER2) + input_set_abs_params(dev->input, ABS_X, + 0, + (20 - 1) * + ATP_XFACT - 1, + ATP_FUZZ, 0); + else + input_set_abs_params(dev->input, ABS_X, + 0, + (26 - 1) * + ATP_XFACT - 1, + ATP_FUZZ, 0); + break; + } - /* 17" Powerbooks have extra X sensors */ - for (i = (dev->type == ATP_GEYSER2 ? 15 : 16); - i < ATP_XSENSORS; i++) { - if (!dev->xy_cur[i]) - continue; - - printk(KERN_INFO "appletouch: 17\" model detected.\n"); - if (dev->type == ATP_GEYSER2) - input_set_abs_params(dev->input, ABS_X, 0, - (20 - 1) * - ATP_XFACT - 1, - ATP_FUZZ, 0); - else - input_set_abs_params(dev->input, ABS_X, 0, - (ATP_XSENSORS - 1) * - ATP_XFACT - 1, - ATP_FUZZ, 0); - break; + dev->size_detect_done = 1; + goto exit; } - - dev->size_detect_done = 1; - goto exit; } for (i = 0; i < ATP_XSENSORS + ATP_YSENSORS; i++) { @@ -475,7 +502,118 @@ static void atp_complete(struct urb *urb) ATP_XFACT, &x_z, &x_f); y = atp_calculate_abs(dev->xy_acc + ATP_XSENSORS, ATP_YSENSORS, ATP_YFACT, &y_z, &y_f); - key = dev->data[dev->datalen - 1] & 1; + key = dev->data[dev->datalen - 1] & ATP_STATUS_BUTTON; + + if (x && y) { + if (dev->x_old != -1) { + x = (dev->x_old * 3 + x) >> 2; + y = (dev->y_old * 3 + y) >> 2; + dev->x_old = x; + dev->y_old = y; + + if (debug > 1) + printk(KERN_DEBUG "appletouch: " + "X: %3d Y: %3d Xz: %3d Yz: %3d\n", + x, y, x_z, y_z); + + input_report_key(dev->input, BTN_TOUCH, 1); + input_report_abs(dev->input, ABS_X, x); + input_report_abs(dev->input, ABS_Y, y); + input_report_abs(dev->input, ABS_PRESSURE, + min(ATP_PRESSURE, x_z + y_z)); + atp_report_fingers(dev->input, max(x_f, y_f)); + } + dev->x_old = x; + dev->y_old = y; + + } else if (!x && !y) { + + dev->x_old = dev->y_old = -1; + input_report_key(dev->input, BTN_TOUCH, 0); + input_report_abs(dev->input, ABS_PRESSURE, 0); + atp_report_fingers(dev->input, 0); + + /* reset the accumulator on release */ + memset(dev->xy_acc, 0, sizeof(dev->xy_acc)); + } + + input_report_key(dev->input, BTN_LEFT, key); + input_sync(dev->input); + + exit: + retval = usb_submit_urb(dev->urb, GFP_ATOMIC); + if (retval) + err("atp_complete: usb_submit_urb failed with result %d", + retval); +} + +/* Interrupt function for older touchpads: GEYSER3/GEYSER4 */ + +static void atp_complete_geyser_3_4(struct urb *urb) +{ + int x, y, x_z, y_z, x_f, y_f; + int retval, i, j; + int key; + struct atp *dev = urb->context; + int status = atp_status_check(urb); + + if (status == ATP_URB_STATUS_ERROR_FATAL) + return; + else if (status == ATP_URB_STATUS_ERROR) + goto exit; + + /* Reorder the sensors values: + * + * The values are laid out like this: + * -, Y1, Y2, -, Y3, Y4, -, ..., -, X1, X2, -, X3, X4, ... + * '-' is an unused value. + */ + + /* read X values */ + for (i = 0, j = 19; i < 20; i += 2, j += 3) { + dev->xy_cur[i] = dev->data[j + 1]; + dev->xy_cur[i + 1] = dev->data[j + 2]; + } + /* read Y values */ + for (i = 0, j = 1; i < 9; i += 2, j += 3) { + dev->xy_cur[ATP_XSENSORS + i] = dev->data[j + 1]; + dev->xy_cur[ATP_XSENSORS + i + 1] = dev->data[j + 2]; + } + + dbg_dump("sample", dev->xy_cur); + + /* Just update the base values (i.e. touchpad in untouched state) */ + if (dev->data[dev->datalen - 1] & ATP_STATUS_BASE_UPDATE) { + + dprintk(KERN_DEBUG "appletouch: updated base values\n"); + + memcpy(dev->xy_old, dev->xy_cur, sizeof(dev->xy_old)); + goto exit; + } + + for (i = 0; i < ATP_XSENSORS + ATP_YSENSORS; i++) { + /* calculate the change */ + dev->xy_acc[i] = dev->xy_cur[i] - dev->xy_old[i]; + + /* this is a round-robin value, so couple with that */ + if (dev->xy_acc[i] > 127) + dev->xy_acc[i] -= 256; + + if (dev->xy_acc[i] < -127) + dev->xy_acc[i] += 256; + + /* prevent down drifting */ + if (dev->xy_acc[i] < 0) + dev->xy_acc[i] = 0; + } + + dbg_dump("accumulator", dev->xy_acc); + + x = atp_calculate_abs(dev->xy_acc, ATP_XSENSORS, + ATP_XFACT, &x_z, &x_f); + y = atp_calculate_abs(dev->xy_acc + ATP_XSENSORS, ATP_YSENSORS, + ATP_YFACT, &y_z, &y_f); + key = dev->data[dev->datalen - 1] & ATP_STATUS_BUTTON; if (x && y) { if (dev->x_old != -1) { @@ -514,28 +652,27 @@ static void atp_complete(struct urb *urb) input_sync(dev->input); /* - * Many Geysers will continue to send packets continually after + * Geysers 3/4 will continue to send packets continually after * the first touch unless reinitialised. Do so if it's been * idle for a while in order to avoid waking the kernel up - * several hundred times a second. Re-initialization does not - * work on Fountain touchpads. + * several hundred times a second. */ - if (dev->type != ATP_FOUNTAIN) { - /* - * Button must not be pressed when entering suspend, - * otherwise we will never release the button. - */ - if (!x && !y && !key) { - dev->idlecount++; - if (dev->idlecount == 10) { - dev->valid = false; - schedule_work(&dev->work); - /* Don't resubmit urb here, wait for reinit */ - return; - } - } else + + /* + * Button must not be pressed when entering suspend, + * otherwise we will never release the button. + */ + if (!x && !y && !key) { + dev->idlecount++; + if (dev->idlecount == 10) { + dev->x_old = dev->y_old = -1; dev->idlecount = 0; - } + schedule_work(&dev->work); + /* Don't resubmit urb here, wait for reinit */ + return; + } + } else + dev->idlecount = 0; exit: retval = usb_submit_urb(dev->urb, GFP_ATOMIC); @@ -632,9 +769,19 @@ static int atp_probe(struct usb_interface *iface, if (!dev->data) goto err_free_urb; - usb_fill_int_urb(dev->urb, udev, - usb_rcvintpipe(udev, int_in_endpointAddr), - dev->data, dev->datalen, atp_complete, dev, 1); + /* Select the USB complete (callback) function */ + if (dev->type == ATP_FOUNTAIN || + dev->type == ATP_GEYSER1 || + dev->type == ATP_GEYSER2) + usb_fill_int_urb(dev->urb, udev, + usb_rcvintpipe(udev, int_in_endpointAddr), + dev->data, dev->datalen, + atp_complete_geyser_1_2, dev, 1); + else + usb_fill_int_urb(dev->urb, udev, + usb_rcvintpipe(udev, int_in_endpointAddr), + dev->data, dev->datalen, + atp_complete_geyser_3_4, dev, 1); error = atp_handle_geyser(dev); if (error) @@ -751,8 +898,6 @@ static int atp_suspend(struct usb_interface *iface, pm_message_t message) struct atp *dev = usb_get_intfdata(iface); usb_kill_urb(dev->urb); - dev->valid = false; - return 0; } diff --git a/drivers/input/mouse/hgpk.c b/drivers/input/mouse/hgpk.c new file mode 100644 index 00000000000..e82d34201e9 --- /dev/null +++ b/drivers/input/mouse/hgpk.c @@ -0,0 +1,477 @@ +/* + * OLPC HGPK (XO-1) touchpad PS/2 mouse driver + * + * Copyright (c) 2006-2008 One Laptop Per Child + * Authors: + * Zephaniah E. Hull + * Andres Salomon <dilinger@debian.org> + * + * This driver is partly based on the ALPS driver, which is: + * + * Copyright (c) 2003 Neil Brown <neilb@cse.unsw.edu.au> + * Copyright (c) 2003-2005 Peter Osterlund <petero2@telia.com> + * Copyright (c) 2004 Dmitry Torokhov <dtor@mail.ru> + * Copyright (c) 2005 Vojtech Pavlik <vojtech@suse.cz> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * The spec from ALPS is available from + * <http://wiki.laptop.org/go/Touch_Pad/Tablet>. It refers to this + * device as HGPK (Hybrid GS, PT, and Keymatrix). + * + * The earliest versions of the device had simultaneous reporting; that + * was removed. After that, the device used the Advanced Mode GS/PT streaming + * stuff. That turned out to be too buggy to support, so we've finally + * switched to Mouse Mode (which utilizes only the center 1/3 of the touchpad). + */ + +#define DEBUG +#include <linux/input.h> +#include <linux/serio.h> +#include <linux/libps2.h> +#include <linux/delay.h> +#include <asm/olpc.h> + +#include "psmouse.h" +#include "hgpk.h" + +static int tpdebug; +module_param(tpdebug, int, 0644); +MODULE_PARM_DESC(tpdebug, "enable debugging, dumping packets to KERN_DEBUG."); + +static int recalib_delta = 100; +module_param(recalib_delta, int, 0644); +MODULE_PARM_DESC(recalib_delta, + "packets containing a delta this large will cause a recalibration."); + +/* + * When the touchpad gets ultra-sensitive, one can keep their finger 1/2" + * above the pad and still have it send packets. This causes a jump cursor + * when one places their finger on the pad. We can probably detect the + * jump as we see a large deltas (>= 100px). In mouse mode, I've been + * unable to even come close to 100px deltas during normal usage, so I think + * this threshold is safe. If a large delta occurs, trigger a recalibration. + */ +static void hgpk_jumpy_hack(struct psmouse *psmouse, int x, int y) +{ + struct hgpk_data *priv = psmouse->private; + + if (abs(x) > recalib_delta || abs(y) > recalib_delta) { + hgpk_err(psmouse, ">%dpx jump detected (%d,%d)\n", + recalib_delta, x, y); + /* My car gets forty rods to the hogshead and that's the + * way I likes it! */ + psmouse_queue_work(psmouse, &priv->recalib_wq, + msecs_to_jiffies(1000)); + } +} + +/* + * We have no idea why this particular hardware bug occurs. The touchpad + * will randomly start spewing packets without anything touching the + * pad. This wouldn't necessarily be bad, but it's indicative of a + * severely miscalibrated pad; attempting to use the touchpad while it's + * spewing means the cursor will jump all over the place, and act "drunk". + * + * The packets that are spewed tend to all have deltas between -2 and 2, and + * the cursor will move around without really going very far. It will + * tend to end up in the same location; if we tally up the changes over + * 100 packets, we end up w/ a final delta of close to 0. This happens + * pretty regularly when the touchpad is spewing, and is pretty hard to + * manually trigger (at least for *my* fingers). So, it makes a perfect + * scheme for detecting spews. + */ +static void hgpk_spewing_hack(struct psmouse *psmouse, + int l, int r, int x, int y) +{ + struct hgpk_data *priv = psmouse->private; + + /* ignore button press packets; many in a row could trigger + * a false-positive! */ + if (l || r) + return; + + priv->x_tally += x; + priv->y_tally += y; + + if (++priv->count > 100) { + if (abs(priv->x_tally) < 3 && abs(priv->y_tally) < 3) { + hgpk_dbg(psmouse, "packet spew detected (%d,%d)\n", + priv->x_tally, priv->y_tally); + psmouse_queue_work(psmouse, &priv->recalib_wq, + msecs_to_jiffies(1000)); + } + /* reset every 100 packets */ + priv->count = 0; + priv->x_tally = 0; + priv->y_tally = 0; + } +} + +/* + * HGPK Mouse Mode format (standard mouse format, sans middle button) + * + * byte 0: y-over x-over y-neg x-neg 1 0 swr swl + * byte 1: x7 x6 x5 x4 x3 x2 x1 x0 + * byte 2: y7 y6 y5 y4 y3 y2 y1 y0 + * + * swr/swl are the left/right buttons. + * x-neg/y-neg are the x and y delta negative bits + * x-over/y-over are the x and y overflow bits + */ +static int hgpk_validate_byte(unsigned char *packet) +{ + return (packet[0] & 0x0C) == 0x08; +} + +static void hgpk_process_packet(struct psmouse *psmouse) +{ + struct input_dev *dev = psmouse->dev; + unsigned char *packet = psmouse->packet; + int x, y, left, right; + + left = packet[0] & 1; + right = (packet[0] >> 1) & 1; + + x = packet[1] - ((packet[0] << 4) & 0x100); + y = ((packet[0] << 3) & 0x100) - packet[2]; + + hgpk_jumpy_hack(psmouse, x, y); + hgpk_spewing_hack(psmouse, left, right, x, y); + + if (tpdebug) + hgpk_dbg(psmouse, "l=%d r=%d x=%d y=%d\n", left, right, x, y); + + input_report_key(dev, BTN_LEFT, left); + input_report_key(dev, BTN_RIGHT, right); + + input_report_rel(dev, REL_X, x); + input_report_rel(dev, REL_Y, y); + + input_sync(dev); +} + +static psmouse_ret_t hgpk_process_byte(struct psmouse *psmouse) +{ + struct hgpk_data *priv = psmouse->private; + + if (hgpk_validate_byte(psmouse->packet)) { + hgpk_dbg(psmouse, "%s: (%d) %02x %02x %02x\n", + __func__, psmouse->pktcnt, psmouse->packet[0], + psmouse->packet[1], psmouse->packet[2]); + return PSMOUSE_BAD_DATA; + } + + if (psmouse->pktcnt >= psmouse->pktsize) { + hgpk_process_packet(psmouse); + return PSMOUSE_FULL_PACKET; + } + + if (priv->recalib_window) { + if (time_before(jiffies, priv->recalib_window)) { + /* + * ugh, got a packet inside our recalibration + * window, schedule another recalibration. + */ + hgpk_dbg(psmouse, + "packet inside calibration window, " + "queueing another recalibration\n"); + psmouse_queue_work(psmouse, &priv->recalib_wq, + msecs_to_jiffies(1000)); + } + priv->recalib_window = 0; + } + + return PSMOUSE_GOOD_DATA; +} + +static int hgpk_force_recalibrate(struct psmouse *psmouse) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + struct hgpk_data *priv = psmouse->private; + + /* C-series touchpads added the recalibrate command */ + if (psmouse->model < HGPK_MODEL_C) + return 0; + + /* we don't want to race with the irq handler, nor with resyncs */ + psmouse_set_state(psmouse, PSMOUSE_INITIALIZING); + + /* start by resetting the device */ + psmouse_reset(psmouse); + + /* send the recalibrate request */ + if (ps2_command(ps2dev, NULL, 0xf5) || + ps2_command(ps2dev, NULL, 0xf5) || + ps2_command(ps2dev, NULL, 0xe6) || + ps2_command(ps2dev, NULL, 0xf5)) { + return -1; + } + + /* according to ALPS, 150mS is required for recalibration */ + msleep(150); + + /* XXX: If a finger is down during this delay, recalibration will + * detect capacitance incorrectly. This is a hardware bug, and + * we don't have a good way to deal with it. The 2s window stuff + * (below) is our best option for now. + */ + + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE)) + return -1; + + psmouse_set_state(psmouse, PSMOUSE_ACTIVATED); + + /* After we recalibrate, we shouldn't get any packets for 2s. If + * we do, it's likely that someone's finger was on the touchpad. + * If someone's finger *was* on the touchpad, it's probably + * miscalibrated. So, we should schedule another recalibration + */ + priv->recalib_window = jiffies + msecs_to_jiffies(2000); + + return 0; +} + +/* + * This kills power to the touchpad; according to ALPS, current consumption + * goes down to 50uA after running this. To turn power back on, we drive + * MS-DAT low. + */ +static int hgpk_toggle_power(struct psmouse *psmouse, int enable) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + int timeo; + + /* Added on D-series touchpads */ + if (psmouse->model < HGPK_MODEL_D) + return 0; + + if (enable) { + psmouse_set_state(psmouse, PSMOUSE_INITIALIZING); + + /* + * Sending a byte will drive MS-DAT low; this will wake up + * the controller. Once we get an ACK back from it, it + * means we can continue with the touchpad re-init. ALPS + * tells us that 1s should be long enough, so set that as + * the upper bound. + */ + for (timeo = 20; timeo > 0; timeo--) { + if (!ps2_sendbyte(&psmouse->ps2dev, + PSMOUSE_CMD_DISABLE, 20)) + break; + msleep(50); + } + + psmouse_reset(psmouse); + + /* should be all set, enable the touchpad */ + ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_ENABLE); + psmouse_set_state(psmouse, PSMOUSE_ACTIVATED); + + } else { + hgpk_dbg(psmouse, "Powering off touchpad.\n"); + psmouse_set_state(psmouse, PSMOUSE_IGNORE); + + if (ps2_command(ps2dev, NULL, 0xec) || + ps2_command(ps2dev, NULL, 0xec) || + ps2_command(ps2dev, NULL, 0xea)) { + return -1; + } + + /* probably won't see an ACK, the touchpad will be off */ + ps2_sendbyte(&psmouse->ps2dev, 0xec, 20); + } + + return 0; +} + +static int hgpk_poll(struct psmouse *psmouse) +{ + /* We can't poll, so always return failure. */ + return -1; +} + +static int hgpk_reconnect(struct psmouse *psmouse) +{ + /* During suspend/resume the ps2 rails remain powered. We don't want + * to do a reset because it's flush data out of buffers; however, + * earlier prototypes (B1) had some brokenness that required a reset. */ + if (olpc_board_at_least(olpc_board(0xb2))) + if (psmouse->ps2dev.serio->dev.power.power_state.event != + PM_EVENT_ON) + return 0; + + psmouse_reset(psmouse); + + return 0; +} + +static ssize_t hgpk_show_powered(struct psmouse *psmouse, void *data, char *buf) +{ + struct hgpk_data *priv = psmouse->private; + + return sprintf(buf, "%d\n", priv->powered); +} + +static ssize_t hgpk_set_powered(struct psmouse *psmouse, void *data, + const char *buf, size_t count) +{ + struct hgpk_data *priv = psmouse->private; + unsigned long value; + int err; + + err = strict_strtoul(buf, 10, &value); + if (err || value > 1) + return -EINVAL; + + if (value != priv->powered) { + /* + * hgpk_toggle_power will deal w/ state so + * we're not racing w/ irq + */ + err = hgpk_toggle_power(psmouse, value); + if (!err) + priv->powered = value; + } + + return err ? err : count; +} + +__PSMOUSE_DEFINE_ATTR(powered, S_IWUSR | S_IRUGO, NULL, + hgpk_show_powered, hgpk_set_powered, 0); + +static void hgpk_disconnect(struct psmouse *psmouse) +{ + struct hgpk_data *priv = psmouse->private; + + device_remove_file(&psmouse->ps2dev.serio->dev, + &psmouse_attr_powered.dattr); + psmouse_reset(psmouse); + kfree(priv); +} + +static void hgpk_recalib_work(struct work_struct *work) +{ + struct delayed_work *w = container_of(work, struct delayed_work, work); + struct hgpk_data *priv = container_of(w, struct hgpk_data, recalib_wq); + struct psmouse *psmouse = priv->psmouse; + + hgpk_dbg(psmouse, "recalibrating touchpad..\n"); + + if (hgpk_force_recalibrate(psmouse)) + hgpk_err(psmouse, "recalibration failed!\n"); +} + +static int hgpk_register(struct psmouse *psmouse) +{ + struct input_dev *dev = psmouse->dev; + int err; + + /* unset the things that psmouse-base sets which we don't have */ + __clear_bit(BTN_MIDDLE, dev->keybit); + + /* set the things we do have */ + __set_bit(EV_KEY, dev->evbit); + __set_bit(EV_REL, dev->evbit); + + __set_bit(REL_X, dev->relbit); + __set_bit(REL_Y, dev->relbit); + + __set_bit(BTN_LEFT, dev->keybit); + __set_bit(BTN_RIGHT, dev->keybit); + + /* register handlers */ + psmouse->protocol_handler = hgpk_process_byte; + psmouse->poll = hgpk_poll; + psmouse->disconnect = hgpk_disconnect; + psmouse->reconnect = hgpk_reconnect; + psmouse->pktsize = 3; + + /* Disable the idle resync. */ + psmouse->resync_time = 0; + /* Reset after a lot of bad bytes. */ + psmouse->resetafter = 1024; + + err = device_create_file(&psmouse->ps2dev.serio->dev, + &psmouse_attr_powered.dattr); + if (err) + hgpk_err(psmouse, "Failed to create sysfs attribute\n"); + + return err; +} + +int hgpk_init(struct psmouse *psmouse) +{ + struct hgpk_data *priv; + int err = -ENOMEM; + + priv = kzalloc(sizeof(struct hgpk_data), GFP_KERNEL); + if (!priv) + goto alloc_fail; + + psmouse->private = priv; + priv->psmouse = psmouse; + priv->powered = 1; + INIT_DELAYED_WORK(&priv->recalib_wq, hgpk_recalib_work); + + err = psmouse_reset(psmouse); + if (err) + goto init_fail; + + err = hgpk_register(psmouse); + if (err) + goto init_fail; + + return 0; + +init_fail: + kfree(priv); +alloc_fail: + return err; +} + +static enum hgpk_model_t hgpk_get_model(struct psmouse *psmouse) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + unsigned char param[3]; + + /* E7, E7, E7, E9 gets us a 3 byte identifier */ + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || + ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE21) || + ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) { + return -EIO; + } + + hgpk_dbg(psmouse, "ID: %02x %02x %02x", param[0], param[1], param[2]); + + /* HGPK signature: 0x67, 0x00, 0x<model> */ + if (param[0] != 0x67 || param[1] != 0x00) + return -ENODEV; + + hgpk_info(psmouse, "OLPC touchpad revision 0x%x\n", param[2]); + + return param[2]; +} + +int hgpk_detect(struct psmouse *psmouse, int set_properties) +{ + int version; + + version = hgpk_get_model(psmouse); + if (version < 0) + return version; + + if (set_properties) { + psmouse->vendor = "ALPS"; + psmouse->name = "HGPK"; + psmouse->model = version; + } + + return 0; +} diff --git a/drivers/input/mouse/hgpk.h b/drivers/input/mouse/hgpk.h new file mode 100644 index 00000000000..a4b2a96f5f5 --- /dev/null +++ b/drivers/input/mouse/hgpk.h @@ -0,0 +1,49 @@ +/* + * OLPC HGPK (XO-1) touchpad PS/2 mouse driver + */ + +#ifndef _HGPK_H +#define _HGPK_H + +enum hgpk_model_t { + HGPK_MODEL_PREA = 0x0a, /* pre-B1s */ + HGPK_MODEL_A = 0x14, /* found on B1s, PT disabled in hardware */ + HGPK_MODEL_B = 0x28, /* B2s, has capacitance issues */ + HGPK_MODEL_C = 0x3c, + HGPK_MODEL_D = 0x50, /* C1, mass production */ +}; + +struct hgpk_data { + struct psmouse *psmouse; + int powered; + int count, x_tally, y_tally; /* hardware workaround stuff */ + unsigned long recalib_window; + struct delayed_work recalib_wq; +}; + +#define hgpk_dbg(psmouse, format, arg...) \ + dev_dbg(&(psmouse)->ps2dev.serio->dev, format, ## arg) +#define hgpk_err(psmouse, format, arg...) \ + dev_err(&(psmouse)->ps2dev.serio->dev, format, ## arg) +#define hgpk_info(psmouse, format, arg...) \ + dev_info(&(psmouse)->ps2dev.serio->dev, format, ## arg) +#define hgpk_warn(psmouse, format, arg...) \ + dev_warn(&(psmouse)->ps2dev.serio->dev, format, ## arg) +#define hgpk_notice(psmouse, format, arg...) \ + dev_notice(&(psmouse)->ps2dev.serio->dev, format, ## arg) + +#ifdef CONFIG_MOUSE_PS2_OLPC +int hgpk_detect(struct psmouse *psmouse, int set_properties); +int hgpk_init(struct psmouse *psmouse); +#else +static inline int hgpk_detect(struct psmouse *psmouse, int set_properties) +{ + return -ENODEV; +} +static inline int hgpk_init(struct psmouse *psmouse) +{ + return -ENODEV; +} +#endif + +#endif diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c index 0c5660d28ca..390f1dbb98a 100644 --- a/drivers/input/mouse/logips2pp.c +++ b/drivers/input/mouse/logips2pp.c @@ -157,10 +157,8 @@ static ssize_t ps2pp_attr_show_smartscroll(struct psmouse *psmouse, void *data, static ssize_t ps2pp_attr_set_smartscroll(struct psmouse *psmouse, void *data, const char *buf, size_t count) { unsigned long value; - char *rest; - value = simple_strtoul(buf, &rest, 10); - if (*rest || value > 1) + if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; ps2pp_set_smartscroll(psmouse, value); diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c index f5a6be1d3c4..126e977e199 100644 --- a/drivers/input/mouse/psmouse-base.c +++ b/drivers/input/mouse/psmouse-base.c @@ -25,6 +25,7 @@ #include "synaptics.h" #include "logips2pp.h" #include "alps.h" +#include "hgpk.h" #include "lifebook.h" #include "trackpoint.h" #include "touchkit_ps2.h" @@ -201,6 +202,12 @@ static psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse) return PSMOUSE_FULL_PACKET; } +void psmouse_queue_work(struct psmouse *psmouse, struct delayed_work *work, + unsigned long delay) +{ + queue_delayed_work(kpsmoused_wq, work, delay); +} + /* * __psmouse_set_state() sets new psmouse state and resets all flags. */ @@ -220,7 +227,7 @@ static inline void __psmouse_set_state(struct psmouse *psmouse, enum psmouse_sta * is not a concern. */ -static void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state) +void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state) { serio_pause_rx(psmouse->ps2dev.serio); __psmouse_set_state(psmouse, new_state); @@ -305,7 +312,7 @@ static irqreturn_t psmouse_interrupt(struct serio *serio, psmouse->name, psmouse->phys, psmouse->pktcnt); psmouse->badbyte = psmouse->packet[0]; __psmouse_set_state(psmouse, PSMOUSE_RESYNCING); - queue_work(kpsmoused_wq, &psmouse->resync_work); + psmouse_queue_work(psmouse, &psmouse->resync_work, 0); goto out; } @@ -342,7 +349,7 @@ static irqreturn_t psmouse_interrupt(struct serio *serio, time_after(jiffies, psmouse->last + psmouse->resync_time * HZ)) { psmouse->badbyte = psmouse->packet[0]; __psmouse_set_state(psmouse, PSMOUSE_RESYNCING); - queue_work(kpsmoused_wq, &psmouse->resync_work); + psmouse_queue_work(psmouse, &psmouse->resync_work, 0); goto out; } @@ -630,8 +637,20 @@ static int psmouse_extensions(struct psmouse *psmouse, } } - if (max_proto > PSMOUSE_IMEX) { +/* + * Try OLPC HGPK touchpad. + */ + if (max_proto > PSMOUSE_IMEX && + hgpk_detect(psmouse, set_properties) == 0) { + if (!set_properties || hgpk_init(psmouse) == 0) + return PSMOUSE_HGPK; +/* + * Init failed, try basic relative protocols + */ + max_proto = PSMOUSE_IMEX; + } + if (max_proto > PSMOUSE_IMEX) { if (genius_detect(psmouse, set_properties) == 0) return PSMOUSE_GENPS; @@ -762,6 +781,14 @@ static const struct psmouse_protocol psmouse_protocols[] = { .detect = touchkit_ps2_detect, }, #endif +#ifdef CONFIG_MOUSE_PS2_OLPC + { + .type = PSMOUSE_HGPK, + .name = "OLPC HGPK", + .alias = "hgpk", + .detect = hgpk_detect, + }, +#endif { .type = PSMOUSE_CORTRON, .name = "CortronPS/2", @@ -935,7 +962,7 @@ static int psmouse_poll(struct psmouse *psmouse) static void psmouse_resync(struct work_struct *work) { struct psmouse *parent = NULL, *psmouse = - container_of(work, struct psmouse, resync_work); + container_of(work, struct psmouse, resync_work.work); struct serio *serio = psmouse->ps2dev.serio; psmouse_ret_t rc = PSMOUSE_GOOD_DATA; int failed = 0, enabled = 0; @@ -1194,7 +1221,7 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv) goto err_free; ps2_init(&psmouse->ps2dev, serio); - INIT_WORK(&psmouse->resync_work, psmouse_resync); + INIT_DELAYED_WORK(&psmouse->resync_work, psmouse_resync); psmouse->dev = input_dev; snprintf(psmouse->phys, sizeof(psmouse->phys), "%s/input0", serio->phys); @@ -1395,25 +1422,29 @@ ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *dev psmouse = serio_get_drvdata(serio); - if (psmouse->state == PSMOUSE_IGNORE) { - retval = -ENODEV; - goto out_unlock; - } + if (attr->protect) { + if (psmouse->state == PSMOUSE_IGNORE) { + retval = -ENODEV; + goto out_unlock; + } - if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) { - parent = serio_get_drvdata(serio->parent); - psmouse_deactivate(parent); - } + if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) { + parent = serio_get_drvdata(serio->parent); + psmouse_deactivate(parent); + } - psmouse_deactivate(psmouse); + psmouse_deactivate(psmouse); + } retval = attr->set(psmouse, attr->data, buf, count); - if (retval != -ENODEV) - psmouse_activate(psmouse); + if (attr->protect) { + if (retval != -ENODEV) + psmouse_activate(psmouse); - if (parent) - psmouse_activate(parent); + if (parent) + psmouse_activate(parent); + } out_unlock: mutex_unlock(&psmouse_mutex); @@ -1433,10 +1464,8 @@ static ssize_t psmouse_set_int_attr(struct psmouse *psmouse, void *offset, const { unsigned int *field = (unsigned int *)((char *)psmouse + (size_t)offset); unsigned long value; - char *rest; - value = simple_strtoul(buf, &rest, 10); - if (*rest) + if (strict_strtoul(buf, 10, &value)) return -EINVAL; if ((unsigned int)value != value) @@ -1549,10 +1578,8 @@ static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, co static ssize_t psmouse_attr_set_rate(struct psmouse *psmouse, void *data, const char *buf, size_t count) { unsigned long value; - char *rest; - value = simple_strtoul(buf, &rest, 10); - if (*rest) + if (strict_strtoul(buf, 10, &value)) return -EINVAL; psmouse->set_rate(psmouse, value); @@ -1562,10 +1589,8 @@ static ssize_t psmouse_attr_set_rate(struct psmouse *psmouse, void *data, const static ssize_t psmouse_attr_set_resolution(struct psmouse *psmouse, void *data, const char *buf, size_t count) { unsigned long value; - char *rest; - value = simple_strtoul(buf, &rest, 10); - if (*rest) + if (strict_strtoul(buf, 10, &value)) return -EINVAL; psmouse->set_resolution(psmouse, value); diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h index 1317bdd8cc7..8b608a1cdd1 100644 --- a/drivers/input/mouse/psmouse.h +++ b/drivers/input/mouse/psmouse.h @@ -39,7 +39,7 @@ struct psmouse { void *private; struct input_dev *dev; struct ps2dev ps2dev; - struct work_struct resync_work; + struct delayed_work resync_work; char *vendor; char *name; unsigned char packet[8]; @@ -89,20 +89,24 @@ enum psmouse_type { PSMOUSE_TRACKPOINT, PSMOUSE_TOUCHKIT_PS2, PSMOUSE_CORTRON, + PSMOUSE_HGPK, PSMOUSE_AUTO /* This one should always be last */ }; +void psmouse_queue_work(struct psmouse *psmouse, struct delayed_work *work, + unsigned long delay); int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command); int psmouse_reset(struct psmouse *psmouse); +void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state); void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution); - struct psmouse_attribute { struct device_attribute dattr; void *data; ssize_t (*show)(struct psmouse *psmouse, void *data, char *buf); ssize_t (*set)(struct psmouse *psmouse, void *data, const char *buf, size_t count); + int protect; }; #define to_psmouse_attr(a) container_of((a), struct psmouse_attribute, dattr) @@ -111,7 +115,7 @@ ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *at ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *attr, const char *buf, size_t count); -#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set) \ +#define __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, _protect) \ static ssize_t _show(struct psmouse *, void *data, char *); \ static ssize_t _set(struct psmouse *, void *data, const char *, size_t); \ static struct psmouse_attribute psmouse_attr_##_name = { \ @@ -126,6 +130,10 @@ static struct psmouse_attribute psmouse_attr_##_name = { \ .data = _data, \ .show = _show, \ .set = _set, \ + .protect = _protect, \ } +#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set) \ + __PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set, 1) + #endif /* _PSMOUSE_H */ diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c index 26b845fc186..e68c814c436 100644 --- a/drivers/input/mouse/trackpoint.c +++ b/drivers/input/mouse/trackpoint.c @@ -89,10 +89,8 @@ static ssize_t trackpoint_set_int_attr(struct psmouse *psmouse, void *data, struct trackpoint_attr_data *attr = data; unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset); unsigned long value; - char *rest; - value = simple_strtoul(buf, &rest, 10); - if (*rest || value > 255) + if (strict_strtoul(buf, 10, &value) || value > 255) return -EINVAL; *field = value; @@ -117,10 +115,8 @@ static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data, struct trackpoint_attr_data *attr = data; unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset); unsigned long value; - char *rest; - value = simple_strtoul(buf, &rest, 10); - if (*rest || value > 1) + if (strict_strtoul(buf, 10, &value) || value > 1) return -EINVAL; if (attr->inverted) diff --git a/drivers/input/serio/i8042-io.h b/drivers/input/serio/i8042-io.h index f451c7351a9..847f4aad7ed 100644 --- a/drivers/input/serio/i8042-io.h +++ b/drivers/input/serio/i8042-io.h @@ -67,7 +67,7 @@ static inline int i8042_platform_init(void) * On some platforms touching the i8042 data register region can do really * bad things. Because of this the region is always reserved on such boxes. */ -#if defined(CONFIG_PPC_MERGE) +#if defined(CONFIG_PPC) if (check_legacy_ioport(I8042_DATA_REG)) return -ENODEV; #endif diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index 5aafe24984c..a321aea2c7b 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -322,6 +322,13 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "N34AS6"), }, }, + { + .ident = "IBM 2656", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "IBM"), + DMI_MATCH(DMI_PRODUCT_NAME, "2656"), + }, + }, { } }; diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c index c9397c8ee97..470770c0926 100644 --- a/drivers/input/serio/serio_raw.c +++ b/drivers/input/serio/serio_raw.c @@ -373,6 +373,12 @@ static struct serio_device_id serio_raw_serio_ids[] = { .id = SERIO_ANY, .extra = SERIO_ANY, }, + { + .type = SERIO_8042_XL, + .proto = SERIO_ANY, + .id = SERIO_ANY, + .extra = SERIO_ANY, + }, { 0 } }; diff --git a/drivers/input/tablet/aiptek.c b/drivers/input/tablet/aiptek.c index 8f037a1d44a..e53c838f186 100644 --- a/drivers/input/tablet/aiptek.c +++ b/drivers/input/tablet/aiptek.c @@ -1202,16 +1202,22 @@ static ssize_t store_tabletXtilt(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct aiptek *aiptek = dev_get_drvdata(dev); - int x; + long x; + + if (strict_strtol(buf, 10, &x)) { + size_t len = buf[count - 1] == '\n' ? count - 1 : count; + + if (strncmp(buf, "disable", len)) + return -EINVAL; - if (strcmp(buf, "disable") == 0) { aiptek->newSetting.xTilt = AIPTEK_TILT_DISABLE; } else { - x = (int)simple_strtol(buf, NULL, 10); - if (x >= AIPTEK_TILT_MIN && x <= AIPTEK_TILT_MAX) { - aiptek->newSetting.xTilt = x; - } + if (x < AIPTEK_TILT_MIN || x > AIPTEK_TILT_MAX) + return -EINVAL; + + aiptek->newSetting.xTilt = x; } + return count; } @@ -1238,16 +1244,22 @@ static ssize_t store_tabletYtilt(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct aiptek *aiptek = dev_get_drvdata(dev); - int y; + long y; + + if (strict_strtol(buf, 10, &y)) { + size_t len = buf[count - 1] == '\n' ? count - 1 : count; + + if (strncmp(buf, "disable", len)) + return -EINVAL; - if (strcmp(buf, "disable") == 0) { aiptek->newSetting.yTilt = AIPTEK_TILT_DISABLE; } else { - y = (int)simple_strtol(buf, NULL, 10); - if (y >= AIPTEK_TILT_MIN && y <= AIPTEK_TILT_MAX) { - aiptek->newSetting.yTilt = y; - } + if (y < AIPTEK_TILT_MIN || y > AIPTEK_TILT_MAX) + return -EINVAL; + + aiptek->newSetting.yTilt = y; } + return count; } @@ -1269,8 +1281,12 @@ static ssize_t store_tabletJitterDelay(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct aiptek *aiptek = dev_get_drvdata(dev); + long j; + + if (strict_strtol(buf, 10, &j)) + return -EINVAL; - aiptek->newSetting.jitterDelay = (int)simple_strtol(buf, NULL, 10); + aiptek->newSetting.jitterDelay = (int)j; return count; } @@ -1294,8 +1310,12 @@ static ssize_t store_tabletProgrammableDelay(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct aiptek *aiptek = dev_get_drvdata(dev); + long d; - aiptek->newSetting.programmableDelay = (int)simple_strtol(buf, NULL, 10); + if (strict_strtol(buf, 10, &d)) + return -EINVAL; + + aiptek->newSetting.programmableDelay = (int)d; return count; } @@ -1541,8 +1561,11 @@ static ssize_t store_tabletWheel(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct aiptek *aiptek = dev_get_drvdata(dev); + long w; + + if (strict_strtol(buf, 10, &w)) return -EINVAL; - aiptek->newSetting.wheel = (int)simple_strtol(buf, NULL, 10); + aiptek->newSetting.wheel = (int)w; return count; } diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 8583c766d56..b9b7fc6ff1e 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -69,6 +69,17 @@ struct ts_event { int ignore; }; +/* + * We allocate this separately to avoid cache line sharing issues when + * driver is used with DMA-based SPI controllers (like atmel_spi) on + * systems where main memory is not DMA-coherent (most non-x86 boards). + */ +struct ads7846_packet { + u8 read_x, read_y, read_z1, read_z2, pwrdown; + u16 dummy; /* for the pwrdown read */ + struct ts_event tc; +}; + struct ads7846 { struct input_dev *input; char phys[32]; @@ -86,9 +97,7 @@ struct ads7846 { u16 x_plate_ohms; u16 pressure_max; - u8 read_x, read_y, read_z1, read_z2, pwrdown; - u16 dummy; /* for the pwrdown read */ - struct ts_event tc; + struct ads7846_packet *packet; struct spi_transfer xfer[18]; struct spi_message msg[5]; @@ -463,10 +472,11 @@ static ssize_t ads7846_disable_store(struct device *dev, const char *buf, size_t count) { struct ads7846 *ts = dev_get_drvdata(dev); - char *endp; - int i; + long i; + + if (strict_strtoul(buf, 10, &i)) + return -EINVAL; - i = simple_strtoul(buf, &endp, 10); spin_lock_irq(&ts->lock); if (i) @@ -512,16 +522,17 @@ static int get_pendown_state(struct ads7846 *ts) static void ads7846_rx(void *ads) { struct ads7846 *ts = ads; + struct ads7846_packet *packet = ts->packet; unsigned Rt; u16 x, y, z1, z2; /* ads7846_rx_val() did in-place conversion (including byteswap) from * on-the-wire format as part of debouncing to get stable readings. */ - x = ts->tc.x; - y = ts->tc.y; - z1 = ts->tc.z1; - z2 = ts->tc.z2; + x = packet->tc.x; + y = packet->tc.y; + z1 = packet->tc.z1; + z2 = packet->tc.z2; /* range filtering */ if (x == MAX_12BIT) @@ -545,10 +556,10 @@ static void ads7846_rx(void *ads) * the maximum. Don't report it to user space, repeat at least * once more the measurement */ - if (ts->tc.ignore || Rt > ts->pressure_max) { + if (packet->tc.ignore || Rt > ts->pressure_max) { #ifdef VERBOSE pr_debug("%s: ignored %d pressure %d\n", - ts->spi->dev.bus_id, ts->tc.ignore, Rt); + ts->spi->dev.bus_id, packet->tc.ignore, Rt); #endif hrtimer_start(&ts->timer, ktime_set(0, TS_POLL_PERIOD), HRTIMER_MODE_REL); @@ -641,6 +652,7 @@ static int ads7846_no_filter(void *ads, int data_idx, int *val) static void ads7846_rx_val(void *ads) { struct ads7846 *ts = ads; + struct ads7846_packet *packet = ts->packet; struct spi_message *m; struct spi_transfer *t; int val; @@ -660,7 +672,7 @@ static void ads7846_rx_val(void *ads) case ADS7846_FILTER_REPEAT: break; case ADS7846_FILTER_IGNORE: - ts->tc.ignore = 1; + packet->tc.ignore = 1; /* Last message will contain ads7846_rx() as the * completion function. */ @@ -668,7 +680,7 @@ static void ads7846_rx_val(void *ads) break; case ADS7846_FILTER_OK: *(u16 *)t->rx_buf = val; - ts->tc.ignore = 0; + packet->tc.ignore = 0; m = &ts->msg[++ts->msg_idx]; break; default: @@ -773,7 +785,6 @@ static void ads7846_disable(struct ads7846 *ts) /* we know the chip's in lowpower mode since we always * leave it that way after every request */ - } /* Must be called with ts->lock held */ @@ -849,6 +860,7 @@ static int __devinit setup_pendown(struct spi_device *spi, struct ads7846 *ts) static int __devinit ads7846_probe(struct spi_device *spi) { struct ads7846 *ts; + struct ads7846_packet *packet; struct input_dev *input_dev; struct ads7846_platform_data *pdata = spi->dev.platform_data; struct spi_message *m; @@ -884,14 +896,16 @@ static int __devinit ads7846_probe(struct spi_device *spi) return err; ts = kzalloc(sizeof(struct ads7846), GFP_KERNEL); + packet = kzalloc(sizeof(struct ads7846_packet), GFP_KERNEL); input_dev = input_allocate_device(); - if (!ts || !input_dev) { + if (!ts || !packet || !input_dev) { err = -ENOMEM; goto err_free_mem; } dev_set_drvdata(&spi->dev, ts); + ts->packet = packet; ts->spi = spi; ts->input = input_dev; ts->vref_mv = pdata->vref_mv; @@ -963,13 +977,13 @@ static int __devinit ads7846_probe(struct spi_device *spi) spi_message_init(m); /* y- still on; turn on only y+ (and ADC) */ - ts->read_y = READ_Y(vref); - x->tx_buf = &ts->read_y; + packet->read_y = READ_Y(vref); + x->tx_buf = &packet->read_y; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.y; + x->rx_buf = &packet->tc.y; x->len = 2; spi_message_add_tail(x, m); @@ -981,12 +995,12 @@ static int __devinit ads7846_probe(struct spi_device *spi) x->delay_usecs = pdata->settle_delay_usecs; x++; - x->tx_buf = &ts->read_y; + x->tx_buf = &packet->read_y; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.y; + x->rx_buf = &packet->tc.y; x->len = 2; spi_message_add_tail(x, m); } @@ -999,13 +1013,13 @@ static int __devinit ads7846_probe(struct spi_device *spi) /* turn y- off, x+ on, then leave in lowpower */ x++; - ts->read_x = READ_X(vref); - x->tx_buf = &ts->read_x; + packet->read_x = READ_X(vref); + x->tx_buf = &packet->read_x; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.x; + x->rx_buf = &packet->tc.x; x->len = 2; spi_message_add_tail(x, m); @@ -1014,12 +1028,12 @@ static int __devinit ads7846_probe(struct spi_device *spi) x->delay_usecs = pdata->settle_delay_usecs; x++; - x->tx_buf = &ts->read_x; + x->tx_buf = &packet->read_x; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.x; + x->rx_buf = &packet->tc.x; x->len = 2; spi_message_add_tail(x, m); } @@ -1033,13 +1047,13 @@ static int __devinit ads7846_probe(struct spi_device *spi) spi_message_init(m); x++; - ts->read_z1 = READ_Z1(vref); - x->tx_buf = &ts->read_z1; + packet->read_z1 = READ_Z1(vref); + x->tx_buf = &packet->read_z1; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.z1; + x->rx_buf = &packet->tc.z1; x->len = 2; spi_message_add_tail(x, m); @@ -1048,12 +1062,12 @@ static int __devinit ads7846_probe(struct spi_device *spi) x->delay_usecs = pdata->settle_delay_usecs; x++; - x->tx_buf = &ts->read_z1; + x->tx_buf = &packet->read_z1; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.z1; + x->rx_buf = &packet->tc.z1; x->len = 2; spi_message_add_tail(x, m); } @@ -1065,13 +1079,13 @@ static int __devinit ads7846_probe(struct spi_device *spi) spi_message_init(m); x++; - ts->read_z2 = READ_Z2(vref); - x->tx_buf = &ts->read_z2; + packet->read_z2 = READ_Z2(vref); + x->tx_buf = &packet->read_z2; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.z2; + x->rx_buf = &packet->tc.z2; x->len = 2; spi_message_add_tail(x, m); @@ -1080,12 +1094,12 @@ static int __devinit ads7846_probe(struct spi_device *spi) x->delay_usecs = pdata->settle_delay_usecs; x++; - x->tx_buf = &ts->read_z2; + x->tx_buf = &packet->read_z2; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->tc.z2; + x->rx_buf = &packet->tc.z2; x->len = 2; spi_message_add_tail(x, m); } @@ -1099,13 +1113,13 @@ static int __devinit ads7846_probe(struct spi_device *spi) spi_message_init(m); x++; - ts->pwrdown = PWRDOWN; - x->tx_buf = &ts->pwrdown; + packet->pwrdown = PWRDOWN; + x->tx_buf = &packet->pwrdown; x->len = 1; spi_message_add_tail(x, m); x++; - x->rx_buf = &ts->dummy; + x->rx_buf = &packet->dummy; x->len = 2; CS_CHANGE(*x); spi_message_add_tail(x, m); @@ -1158,6 +1172,7 @@ static int __devinit ads7846_probe(struct spi_device *spi) ts->filter_cleanup(ts->filter_data); err_free_mem: input_free_device(input_dev); + kfree(packet); kfree(ts); return err; } @@ -1183,6 +1198,7 @@ static int __devexit ads7846_remove(struct spi_device *spi) if (ts->filter_cleanup) ts->filter_cleanup(ts->filter_data); + kfree(ts->packet); kfree(ts); dev_dbg(&spi->dev, "unregistered touchscreen\n"); diff --git a/drivers/input/touchscreen/atmel_tsadcc.c b/drivers/input/touchscreen/atmel_tsadcc.c index eee126b19e8..a89a6a8f05e 100644 --- a/drivers/input/touchscreen/atmel_tsadcc.c +++ b/drivers/input/touchscreen/atmel_tsadcc.c @@ -91,6 +91,9 @@ struct atmel_tsadcc { char phys[32]; struct clk *clk; int irq; + unsigned int prev_absx; + unsigned int prev_absy; + unsigned char bufferedmeasure; }; static void __iomem *tsc_base; @@ -100,10 +103,9 @@ static void __iomem *tsc_base; static irqreturn_t atmel_tsadcc_interrupt(int irq, void *dev) { - struct input_dev *input_dev = ((struct atmel_tsadcc *)dev)->input; + struct atmel_tsadcc *ts_dev = (struct atmel_tsadcc *)dev; + struct input_dev *input_dev = ts_dev->input; - unsigned int absx; - unsigned int absy; unsigned int status; unsigned int reg; @@ -121,6 +123,7 @@ static irqreturn_t atmel_tsadcc_interrupt(int irq, void *dev) atmel_tsadcc_write(ATMEL_TSADCC_IER, ATMEL_TSADCC_PENCNT); input_report_key(input_dev, BTN_TOUCH, 0); + ts_dev->bufferedmeasure = 0; input_sync(input_dev); } else if (status & ATMEL_TSADCC_PENCNT) { @@ -138,16 +141,23 @@ static irqreturn_t atmel_tsadcc_interrupt(int irq, void *dev) } else if (status & ATMEL_TSADCC_EOC(3)) { /* Conversion finished */ - absx = atmel_tsadcc_read(ATMEL_TSADCC_CDR3) << 10; - absx /= atmel_tsadcc_read(ATMEL_TSADCC_CDR2); - - absy = atmel_tsadcc_read(ATMEL_TSADCC_CDR1) << 10; - absy /= atmel_tsadcc_read(ATMEL_TSADCC_CDR0); - - input_report_abs(input_dev, ABS_X, absx); - input_report_abs(input_dev, ABS_Y, absy); - input_report_key(input_dev, BTN_TOUCH, 1); - input_sync(input_dev); + if (ts_dev->bufferedmeasure) { + /* Last measurement is always discarded, since it can + * be erroneous. + * Always report previous measurement */ + input_report_abs(input_dev, ABS_X, ts_dev->prev_absx); + input_report_abs(input_dev, ABS_Y, ts_dev->prev_absy); + input_report_key(input_dev, BTN_TOUCH, 1); + input_sync(input_dev); + } else + ts_dev->bufferedmeasure = 1; + + /* Now make new measurement */ + ts_dev->prev_absx = atmel_tsadcc_read(ATMEL_TSADCC_CDR3) << 10; + ts_dev->prev_absx /= atmel_tsadcc_read(ATMEL_TSADCC_CDR2); + + ts_dev->prev_absy = atmel_tsadcc_read(ATMEL_TSADCC_CDR1) << 10; + ts_dev->prev_absy /= atmel_tsadcc_read(ATMEL_TSADCC_CDR0); } return IRQ_HANDLED; @@ -223,6 +233,7 @@ static int __devinit atmel_tsadcc_probe(struct platform_device *pdev) } ts_dev->input = input_dev; + ts_dev->bufferedmeasure = 0; snprintf(ts_dev->phys, sizeof(ts_dev->phys), "%s/input0", pdev->dev.bus_id); diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c index 37a555f3730..ba648750a8d 100644 --- a/drivers/input/touchscreen/mainstone-wm97xx.c +++ b/drivers/input/touchscreen/mainstone-wm97xx.c @@ -3,8 +3,7 @@ * Wolfson WM97xx AC97 Codecs. * * Copyright 2004, 2007 Wolfson Microelectronics PLC. - * Author: Liam Girdwood - * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com + * Author: Liam Girdwood <lrg@slimlogic.co.uk> * Parts Copyright : Ian Molton <spyro@f2s.com> * Andrew Zabolotny <zap@homelink.ru> * @@ -296,6 +295,6 @@ module_init(mainstone_wm97xx_init); module_exit(mainstone_wm97xx_exit); /* Module information */ -MODULE_AUTHOR("Liam Girdwood <liam.girdwood@wolfsonmicro.com>"); +MODULE_AUTHOR("Liam Girdwood <lrg@slimlogic.co.uk>"); MODULE_DESCRIPTION("wm97xx continuous touch driver for mainstone"); MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/wm9705.c b/drivers/input/touchscreen/wm9705.c index 372efbc694f..6b5be742c27 100644 --- a/drivers/input/touchscreen/wm9705.c +++ b/drivers/input/touchscreen/wm9705.c @@ -2,8 +2,7 @@ * wm9705.c -- Codec driver for Wolfson WM9705 AC97 Codec. * * Copyright 2003, 2004, 2005, 2006, 2007 Wolfson Microelectronics PLC. - * Author: Liam Girdwood - * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com + * Author: Liam Girdwood <lrg@slimlogic.co.uk> * Parts Copyright : Ian Molton <spyro@f2s.com> * Andrew Zabolotny <zap@homelink.ru> * Russell King <rmk@arm.linux.org.uk> @@ -347,6 +346,6 @@ struct wm97xx_codec_drv wm9705_codec = { EXPORT_SYMBOL_GPL(wm9705_codec); /* Module information */ -MODULE_AUTHOR("Liam Girdwood <liam.girdwood@wolfsonmicro.com>"); +MODULE_AUTHOR("Liam Girdwood <lrg@slimlogic.co.uk>"); MODULE_DESCRIPTION("WM9705 Touch Screen Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/wm9712.c b/drivers/input/touchscreen/wm9712.c index c8bb1e7335f..7490b05c356 100644 --- a/drivers/input/touchscreen/wm9712.c +++ b/drivers/input/touchscreen/wm9712.c @@ -2,8 +2,7 @@ * wm9712.c -- Codec driver for Wolfson WM9712 AC97 Codecs. * * Copyright 2003, 2004, 2005, 2006, 2007 Wolfson Microelectronics PLC. - * Author: Liam Girdwood - * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com + * Author: Liam Girdwood <lrg@slimlogic.co.uk> * Parts Copyright : Ian Molton <spyro@f2s.com> * Andrew Zabolotny <zap@homelink.ru> * Russell King <rmk@arm.linux.org.uk> @@ -462,6 +461,6 @@ struct wm97xx_codec_drv wm9712_codec = { EXPORT_SYMBOL_GPL(wm9712_codec); /* Module information */ -MODULE_AUTHOR("Liam Girdwood <liam.girdwood@wolfsonmicro.com>"); +MODULE_AUTHOR("Liam Girdwood <lrg@slimlogic.co.uk>"); MODULE_DESCRIPTION("WM9712 Touch Screen Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/wm9713.c b/drivers/input/touchscreen/wm9713.c index 781ee83547e..238b5132712 100644 --- a/drivers/input/touchscreen/wm9713.c +++ b/drivers/input/touchscreen/wm9713.c @@ -2,8 +2,7 @@ * wm9713.c -- Codec touch driver for Wolfson WM9713 AC97 Codec. * * Copyright 2003, 2004, 2005, 2006, 2007, 2008 Wolfson Microelectronics PLC. - * Author: Liam Girdwood - * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com + * Author: Liam Girdwood <lrg@slimlogic.co.uk> * Parts Copyright : Ian Molton <spyro@f2s.com> * Andrew Zabolotny <zap@homelink.ru> * Russell King <rmk@arm.linux.org.uk> @@ -476,6 +475,6 @@ struct wm97xx_codec_drv wm9713_codec = { EXPORT_SYMBOL_GPL(wm9713_codec); /* Module information */ -MODULE_AUTHOR("Liam Girdwood <liam.girdwood@wolfsonmicro.com>"); +MODULE_AUTHOR("Liam Girdwood <lrg@slimlogic.co.uk>"); MODULE_DESCRIPTION("WM9713 Touch Screen Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index d589ab0e3ad..d15aa11d705 100644 --- a/drivers/input/touchscreen/wm97xx-core.c +++ b/drivers/input/touchscreen/wm97xx-core.c @@ -3,8 +3,7 @@ * and WM9713 AC97 Codecs. * * Copyright 2003, 2004, 2005, 2006, 2007, 2008 Wolfson Microelectronics PLC. - * Author: Liam Girdwood - * liam.girdwood@wolfsonmicro.com or linux@wolfsonmicro.com + * Author: Liam Girdwood <lrg@slimlogic.co.uk> * Parts Copyright : Ian Molton <spyro@f2s.com> * Andrew Zabolotny <zap@homelink.ru> * Russell King <rmk@arm.linux.org.uk> @@ -824,6 +823,6 @@ module_init(wm97xx_init); module_exit(wm97xx_exit); /* Module information */ -MODULE_AUTHOR("Liam Girdwood <liam.girdwood@wolfsonmicro.com>"); +MODULE_AUTHOR("Liam Girdwood <lrg@slimlogic.co.uk>"); MODULE_DESCRIPTION("WM97xx Core - Touch Screen / AUX ADC / GPIO Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c index 798d7f3e42e..1b5bf87c4cf 100644 --- a/drivers/isdn/capi/capi.c +++ b/drivers/isdn/capi/capi.c @@ -1553,8 +1553,7 @@ static int __init capi_init(void) return PTR_ERR(capi_class); } - device_create_drvdata(capi_class, NULL, MKDEV(capi_major, 0), NULL, - "capi"); + device_create(capi_class, NULL, MKDEV(capi_major, 0), NULL, "capi"); #ifdef CONFIG_ISDN_CAPI_MIDDLEWARE if (capinc_tty_init() < 0) { diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c index 559a40861c3..ee74ee7b2ac 100644 --- a/drivers/leds/led-class.c +++ b/drivers/leds/led-class.c @@ -103,8 +103,8 @@ int led_classdev_register(struct device *parent, struct led_classdev *led_cdev) { int rc; - led_cdev->dev = device_create_drvdata(leds_class, parent, 0, led_cdev, - "%s", led_cdev->name); + led_cdev->dev = device_create(leds_class, parent, 0, led_cdev, + "%s", led_cdev->name); if (IS_ERR(led_cdev->dev)) return PTR_ERR(led_cdev->dev); diff --git a/drivers/macintosh/adb.c b/drivers/macintosh/adb.c index cae52485208..23741cec45e 100644 --- a/drivers/macintosh/adb.c +++ b/drivers/macintosh/adb.c @@ -862,8 +862,7 @@ adbdev_init(void) adb_dev_class = class_create(THIS_MODULE, "adb"); if (IS_ERR(adb_dev_class)) return; - device_create_drvdata(adb_dev_class, NULL, MKDEV(ADB_MAJOR, 0), NULL, - "adb"); + device_create(adb_dev_class, NULL, MKDEV(ADB_MAJOR, 0), NULL, "adb"); platform_device_register(&adb_pfdev); platform_driver_probe(&adb_pfdrv, adb_dummy_probe); diff --git a/drivers/md/faulty.c b/drivers/md/faulty.c index 268547dbfbd..f26c1f9a475 100644 --- a/drivers/md/faulty.c +++ b/drivers/md/faulty.c @@ -287,6 +287,8 @@ static int run(mddev_t *mddev) int i; conf_t *conf = kmalloc(sizeof(*conf), GFP_KERNEL); + if (!conf) + return -ENOMEM; for (i=0; i<Modes; i++) { atomic_set(&conf->counters[i], 0); diff --git a/drivers/md/linear.c b/drivers/md/linear.c index b9cbee688fa..190147c79e7 100644 --- a/drivers/md/linear.c +++ b/drivers/md/linear.c @@ -16,16 +16,8 @@ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/module.h> - -#include <linux/raid/md.h> -#include <linux/slab.h> #include <linux/raid/linear.h> -#define MAJOR_NR MD_MAJOR -#define MD_DRIVER -#define MD_PERSONALITY - /* * find which device holds a particular offset */ @@ -33,16 +25,15 @@ static inline dev_info_t *which_dev(mddev_t *mddev, sector_t sector) { dev_info_t *hash; linear_conf_t *conf = mddev_to_conf(mddev); - sector_t block = sector >> 1; /* * sector_div(a,b) returns the remainer and sets a to a/b */ - block >>= conf->preshift; - (void)sector_div(block, conf->hash_spacing); - hash = conf->hash_table[block]; + sector >>= conf->sector_shift; + (void)sector_div(sector, conf->spacing); + hash = conf->hash_table[sector]; - while ((sector>>1) >= (hash->size + hash->offset)) + while (sector >= hash->num_sectors + hash->start_sector) hash++; return hash; } @@ -65,7 +56,7 @@ static int linear_mergeable_bvec(struct request_queue *q, sector_t sector = bvm->bi_sector + get_start_sect(bvm->bi_bdev); dev0 = which_dev(mddev, sector); - maxsectors = (dev0->size << 1) - (sector - (dev0->offset<<1)); + maxsectors = dev0->num_sectors - (sector - dev0->start_sector); if (maxsectors < bio_sectors) maxsectors = 0; @@ -112,8 +103,8 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) dev_info_t **table; mdk_rdev_t *rdev; int i, nb_zone, cnt; - sector_t min_spacing; - sector_t curr_offset; + sector_t min_sectors; + sector_t curr_sector; struct list_head *tmp; conf = kzalloc (sizeof (*conf) + raid_disks*sizeof(dev_info_t), @@ -145,7 +136,7 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) mddev->queue->max_sectors > (PAGE_SIZE>>9)) blk_queue_max_sectors(mddev->queue, PAGE_SIZE>>9); - disk->size = rdev->size; + disk->num_sectors = rdev->size * 2; conf->array_sectors += rdev->size * 2; cnt++; @@ -155,34 +146,34 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) goto out; } - min_spacing = conf->array_sectors / 2; - sector_div(min_spacing, PAGE_SIZE/sizeof(struct dev_info *)); + min_sectors = conf->array_sectors; + sector_div(min_sectors, PAGE_SIZE/sizeof(struct dev_info *)); - /* min_spacing is the minimum spacing that will fit the hash + /* min_sectors is the minimum spacing that will fit the hash * table in one PAGE. This may be much smaller than needed. * We find the smallest non-terminal set of consecutive devices - * that is larger than min_spacing as use the size of that as + * that is larger than min_sectors and use the size of that as * the actual spacing */ - conf->hash_spacing = conf->array_sectors / 2; + conf->spacing = conf->array_sectors; for (i=0; i < cnt-1 ; i++) { - sector_t sz = 0; + sector_t tmp = 0; int j; - for (j = i; j < cnt - 1 && sz < min_spacing; j++) - sz += conf->disks[j].size; - if (sz >= min_spacing && sz < conf->hash_spacing) - conf->hash_spacing = sz; + for (j = i; j < cnt - 1 && tmp < min_sectors; j++) + tmp += conf->disks[j].num_sectors; + if (tmp >= min_sectors && tmp < conf->spacing) + conf->spacing = tmp; } - /* hash_spacing may be too large for sector_div to work with, + /* spacing may be too large for sector_div to work with, * so we might need to pre-shift */ - conf->preshift = 0; + conf->sector_shift = 0; if (sizeof(sector_t) > sizeof(u32)) { - sector_t space = conf->hash_spacing; + sector_t space = conf->spacing; while (space > (sector_t)(~(u32)0)) { space >>= 1; - conf->preshift++; + conf->sector_shift++; } } /* @@ -194,9 +185,9 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) unsigned round; unsigned long base; - sz = conf->array_sectors >> (conf->preshift + 1); + sz = conf->array_sectors >> conf->sector_shift; sz += 1; /* force round-up */ - base = conf->hash_spacing >> conf->preshift; + base = conf->spacing >> conf->sector_shift; round = sector_div(sz, base); nb_zone = sz + (round ? 1 : 0); } @@ -211,32 +202,31 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) * Here we generate the linear hash table * First calculate the device offsets. */ - conf->disks[0].offset = 0; + conf->disks[0].start_sector = 0; for (i = 1; i < raid_disks; i++) - conf->disks[i].offset = - conf->disks[i-1].offset + - conf->disks[i-1].size; + conf->disks[i].start_sector = + conf->disks[i-1].start_sector + + conf->disks[i-1].num_sectors; table = conf->hash_table; - curr_offset = 0; i = 0; - for (curr_offset = 0; - curr_offset < conf->array_sectors / 2; - curr_offset += conf->hash_spacing) { + for (curr_sector = 0; + curr_sector < conf->array_sectors; + curr_sector += conf->spacing) { while (i < raid_disks-1 && - curr_offset >= conf->disks[i+1].offset) + curr_sector >= conf->disks[i+1].start_sector) i++; *table ++ = conf->disks + i; } - if (conf->preshift) { - conf->hash_spacing >>= conf->preshift; - /* round hash_spacing up so that when we divide by it, + if (conf->sector_shift) { + conf->spacing >>= conf->sector_shift; + /* round spacing up so that when we divide by it, * we err on the side of "too-low", which is safest. */ - conf->hash_spacing++; + conf->spacing++; } BUG_ON(table - conf->hash_table > nb_zone); @@ -317,7 +307,6 @@ static int linear_make_request (struct request_queue *q, struct bio *bio) const int rw = bio_data_dir(bio); mddev_t *mddev = q->queuedata; dev_info_t *tmp_dev; - sector_t block; int cpu; if (unlikely(bio_barrier(bio))) { @@ -332,29 +321,33 @@ static int linear_make_request (struct request_queue *q, struct bio *bio) part_stat_unlock(); tmp_dev = which_dev(mddev, bio->bi_sector); - block = bio->bi_sector >> 1; - if (unlikely(block >= (tmp_dev->size + tmp_dev->offset) - || block < tmp_dev->offset)) { + if (unlikely(bio->bi_sector >= (tmp_dev->num_sectors + + tmp_dev->start_sector) + || (bio->bi_sector < + tmp_dev->start_sector))) { char b[BDEVNAME_SIZE]; - printk("linear_make_request: Block %llu out of bounds on " - "dev %s size %llu offset %llu\n", - (unsigned long long)block, + printk("linear_make_request: Sector %llu out of bounds on " + "dev %s: %llu sectors, offset %llu\n", + (unsigned long long)bio->bi_sector, bdevname(tmp_dev->rdev->bdev, b), - (unsigned long long)tmp_dev->size, - (unsigned long long)tmp_dev->offset); + (unsigned long long)tmp_dev->num_sectors, + (unsigned long long)tmp_dev->start_sector); bio_io_error(bio); return 0; } if (unlikely(bio->bi_sector + (bio->bi_size >> 9) > - (tmp_dev->offset + tmp_dev->size)<<1)) { + tmp_dev->start_sector + tmp_dev->num_sectors)) { /* This bio crosses a device boundary, so we have to * split it. */ struct bio_pair *bp; + bp = bio_split(bio, - ((tmp_dev->offset + tmp_dev->size)<<1) - bio->bi_sector); + tmp_dev->start_sector + tmp_dev->num_sectors + - bio->bi_sector); + if (linear_make_request(q, &bp->bio1)) generic_make_request(&bp->bio1); if (linear_make_request(q, &bp->bio2)) @@ -364,7 +357,8 @@ static int linear_make_request (struct request_queue *q, struct bio *bio) } bio->bi_bdev = tmp_dev->rdev->bdev; - bio->bi_sector = bio->bi_sector - (tmp_dev->offset << 1) + tmp_dev->rdev->data_offset; + bio->bi_sector = bio->bi_sector - tmp_dev->start_sector + + tmp_dev->rdev->data_offset; return 1; } @@ -372,29 +366,6 @@ static int linear_make_request (struct request_queue *q, struct bio *bio) static void linear_status (struct seq_file *seq, mddev_t *mddev) { -#undef MD_DEBUG -#ifdef MD_DEBUG - int j; - linear_conf_t *conf = mddev_to_conf(mddev); - sector_t s = 0; - - seq_printf(seq, " "); - for (j = 0; j < mddev->raid_disks; j++) - { - char b[BDEVNAME_SIZE]; - s += conf->smallest_size; - seq_printf(seq, "[%s", - bdevname(conf->hash_table[j][0].rdev->bdev,b)); - - while (s > conf->hash_table[j][0].offset + - conf->hash_table[j][0].size) - seq_printf(seq, "/%s] ", - bdevname(conf->hash_table[j][1].rdev->bdev,b)); - else - seq_printf(seq, "] "); - } - seq_printf(seq, "\n"); -#endif seq_printf(seq, " %dk rounding", mddev->chunk_size/1024); } diff --git a/drivers/md/md.c b/drivers/md/md.c index 0a3a4bdcd4a..aaa3d465de4 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -32,31 +32,21 @@ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/module.h> -#include <linux/kernel.h> #include <linux/kthread.h> -#include <linux/linkage.h> #include <linux/raid/md.h> #include <linux/raid/bitmap.h> #include <linux/sysctl.h> #include <linux/buffer_head.h> /* for invalidate_bdev */ #include <linux/poll.h> -#include <linux/mutex.h> #include <linux/ctype.h> -#include <linux/freezer.h> - -#include <linux/init.h> - +#include <linux/hdreg.h> +#include <linux/proc_fs.h> +#include <linux/random.h> +#include <linux/reboot.h> #include <linux/file.h> - -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - -#include <asm/unaligned.h> +#include <linux/delay.h> #define MAJOR_NR MD_MAJOR -#define MD_DRIVER /* 63 partitions with the alternate major number (mdp) */ #define MdpMinorShift 6 @@ -66,7 +56,7 @@ #ifndef MODULE -static void autostart_arrays (int part); +static void autostart_arrays(int part); #endif static LIST_HEAD(pers_list); @@ -212,7 +202,7 @@ static DEFINE_SPINLOCK(all_mddevs_lock); ) -static int md_fail_request (struct request_queue *q, struct bio *bio) +static int md_fail_request(struct request_queue *q, struct bio *bio) { bio_io_error(bio); return 0; @@ -2106,8 +2096,6 @@ rdev_size_store(mdk_rdev_t *rdev, const char *buf, size_t len) if (strict_strtoull(buf, 10, &size) < 0) return -EINVAL; - if (size < my_mddev->size) - return -EINVAL; if (my_mddev->pers && rdev->raid_disk >= 0) { if (my_mddev->persistent) { size = super_types[my_mddev->major_version]. @@ -2118,9 +2106,9 @@ rdev_size_store(mdk_rdev_t *rdev, const char *buf, size_t len) size = (rdev->bdev->bd_inode->i_size >> 10); size -= rdev->data_offset/2; } - if (size < my_mddev->size) - return -EINVAL; /* component must fit device */ } + if (size < my_mddev->size) + return -EINVAL; /* component must fit device */ rdev->size = size; if (size > oldsize && my_mddev->external) { @@ -2406,12 +2394,11 @@ safe_delay_store(mddev_t *mddev, const char *cbuf, size_t len) int i; unsigned long msec; char buf[30]; - char *e; + /* remove a period, and count digits after it */ if (len >= sizeof(buf)) return -EINVAL; - strlcpy(buf, cbuf, len); - buf[len] = 0; + strlcpy(buf, cbuf, sizeof(buf)); for (i=0; i<len; i++) { if (dot) { if (isdigit(buf[i])) { @@ -2424,8 +2411,7 @@ safe_delay_store(mddev_t *mddev, const char *cbuf, size_t len) buf[i] = 0; } } - msec = simple_strtoul(buf, &e, 10); - if (e == buf || (*e && *e != '\n')) + if (strict_strtoul(buf, 10, &msec) < 0) return -EINVAL; msec = (msec * 1000) / scale; if (msec == 0) @@ -2727,9 +2713,9 @@ array_state_store(mddev_t *mddev, const char *buf, size_t len) break; case read_auto: if (mddev->pers) { - if (mddev->ro != 1) + if (mddev->ro == 0) err = do_md_stop(mddev, 1, 0); - else + else if (mddev->ro == 1) err = restart_array(mddev); if (err == 0) { mddev->ro = 2; @@ -2945,7 +2931,13 @@ metadata_store(mddev_t *mddev, const char *buf, size_t len) { int major, minor; char *e; - if (!list_empty(&mddev->disks)) + /* Changing the details of 'external' metadata is + * always permitted. Otherwise there must be + * no devices attached to the array. + */ + if (mddev->external && strncmp(buf, "external:", 9) == 0) + ; + else if (!list_empty(&mddev->disks)) return -EBUSY; if (cmd_match(buf, "none")) { @@ -3527,17 +3519,12 @@ static int do_md_run(mddev_t * mddev) return -EINVAL; } /* - * chunk-size has to be a power of 2 and multiples of PAGE_SIZE + * chunk-size has to be a power of 2 */ if ( (1 << ffz(~chunk_size)) != chunk_size) { printk(KERN_ERR "chunk_size of %d not valid\n", chunk_size); return -EINVAL; } - if (chunk_size < PAGE_SIZE) { - printk(KERN_ERR "too small chunk_size: %d < %ld\n", - chunk_size, PAGE_SIZE); - return -EINVAL; - } /* devices must have minimum size of one chunk */ rdev_for_each(rdev, tmp, mddev) { @@ -3555,12 +3542,10 @@ static int do_md_run(mddev_t * mddev) } } -#ifdef CONFIG_KMOD if (mddev->level != LEVEL_NONE) request_module("md-level-%d", mddev->level); else if (mddev->clevel[0]) request_module("md-%s", mddev->clevel); -#endif /* * Drop all container device buffers, from now on @@ -3971,10 +3956,10 @@ static void autorun_array(mddev_t *mddev) } printk("\n"); - err = do_md_run (mddev); + err = do_md_run(mddev); if (err) { printk(KERN_WARNING "md: do_md_run() returned %d\n", err); - do_md_stop (mddev, 0, 0); + do_md_stop(mddev, 0, 0); } } @@ -4333,7 +4318,7 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info) if (!(info->state & (1<<MD_DISK_FAULTY))) { int err; - rdev = md_import_device (dev, -1, 0); + rdev = md_import_device(dev, -1, 0); if (IS_ERR(rdev)) { printk(KERN_WARNING "md: error, md_import_device() returned %ld\n", @@ -4415,7 +4400,7 @@ static int hot_add_disk(mddev_t * mddev, dev_t dev) return -EINVAL; } - rdev = md_import_device (dev, -1, 0); + rdev = md_import_device(dev, -1, 0); if (IS_ERR(rdev)) { printk(KERN_WARNING "md: error, md_import_device() returned %ld\n", @@ -4934,11 +4919,11 @@ static int md_ioctl(struct inode *inode, struct file *file, goto done_unlock; case STOP_ARRAY: - err = do_md_stop (mddev, 0, 1); + err = do_md_stop(mddev, 0, 1); goto done_unlock; case STOP_ARRAY_RO: - err = do_md_stop (mddev, 1, 1); + err = do_md_stop(mddev, 1, 1); goto done_unlock; } @@ -4987,7 +4972,7 @@ static int md_ioctl(struct inode *inode, struct file *file, goto done_unlock; case RUN_ARRAY: - err = do_md_run (mddev); + err = do_md_run(mddev); goto done_unlock; case SET_BITMAP_FILE: @@ -5425,11 +5410,11 @@ static int md_seq_show(struct seq_file *seq, void *v) seq_printf(seq, " super non-persistent"); if (mddev->pers) { - mddev->pers->status (seq, mddev); + mddev->pers->status(seq, mddev); seq_printf(seq, "\n "); if (mddev->pers->sync_request) { if (mddev->curr_resync > 2) { - status_resync (seq, mddev); + status_resync(seq, mddev); seq_printf(seq, "\n "); } else if (mddev->curr_resync == 1 || mddev->curr_resync == 2) seq_printf(seq, "\tresync=DELAYED\n "); @@ -6260,7 +6245,7 @@ static int md_notify_reboot(struct notifier_block *this, * appears to still be in use. Hence * the '100'. */ - do_md_stop (mddev, 1, 100); + do_md_stop(mddev, 1, 100); mddev_unlock(mddev); } /* @@ -6304,7 +6289,7 @@ static int __init md_init(void) raid_table_header = register_sysctl_table(raid_root_table); md_geninit(); - return (0); + return 0; } diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c index 8bb8794129b..8744014b9d8 100644 --- a/drivers/md/multipath.c +++ b/drivers/md/multipath.c @@ -19,16 +19,7 @@ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/spinlock.h> #include <linux/raid/multipath.h> -#include <linux/buffer_head.h> -#include <asm/atomic.h> - -#define MAJOR_NR MD_MAJOR -#define MD_DRIVER -#define MD_PERSONALITY #define MAX_WORK_PER_DISK 128 diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 53508a8a981..8ac6488ad0d 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -18,13 +18,8 @@ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/module.h> #include <linux/raid/raid0.h> -#define MAJOR_NR MD_MAJOR -#define MD_DRIVER -#define MD_PERSONALITY - static void raid0_unplug(struct request_queue *q) { mddev_t *mddev = q->queuedata; diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index b9764429d85..9c788e2489b 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -32,6 +32,7 @@ */ #include "dm-bio-list.h" +#include <linux/delay.h> #include <linux/raid/raid1.h> #include <linux/raid/bitmap.h> diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 8bdc9bfc288..da5129a24b1 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -19,6 +19,7 @@ */ #include "dm-bio-list.h" +#include <linux/delay.h> #include <linux/raid/raid10.h> #include <linux/raid/bitmap.h> @@ -2028,8 +2029,9 @@ static int run(mddev_t *mddev) int nc, fc, fo; sector_t stride, size; - if (mddev->chunk_size == 0) { - printk(KERN_ERR "md/raid10: non-zero chunk size required.\n"); + if (mddev->chunk_size < PAGE_SIZE) { + printk(KERN_ERR "md/raid10: chunk size must be " + "at least PAGE_SIZE(%ld).\n", PAGE_SIZE); return -EINVAL; } diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index ae16794bef2..a36a7435edf 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -43,12 +43,7 @@ * miss any bits. */ -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/highmem.h> -#include <linux/bitops.h> #include <linux/kthread.h> -#include <asm/atomic.h> #include "raid6.h" #include <linux/raid/bitmap.h> @@ -275,7 +270,7 @@ static int grow_buffers(struct stripe_head *sh, int num) return 0; } -static void raid5_build_block (struct stripe_head *sh, int i); +static void raid5_build_block(struct stripe_head *sh, int i); static void init_stripe(struct stripe_head *sh, sector_t sector, int pd_idx, int disks) { @@ -1151,7 +1146,7 @@ static void raid5_end_read_request(struct bio * bi, int error) release_stripe(sh); } -static void raid5_end_write_request (struct bio *bi, int error) +static void raid5_end_write_request(struct bio *bi, int error) { struct stripe_head *sh = bi->bi_private; raid5_conf_t *conf = sh->raid_conf; @@ -1183,7 +1178,7 @@ static void raid5_end_write_request (struct bio *bi, int error) static sector_t compute_blocknr(struct stripe_head *sh, int i); -static void raid5_build_block (struct stripe_head *sh, int i) +static void raid5_build_block(struct stripe_head *sh, int i) { struct r5dev *dev = &sh->dev[i]; @@ -1221,10 +1216,10 @@ static void error(mddev_t *mddev, mdk_rdev_t *rdev) set_bit(MD_RECOVERY_INTR, &mddev->recovery); } set_bit(Faulty, &rdev->flags); - printk (KERN_ALERT - "raid5: Disk failure on %s, disabling device.\n" - "raid5: Operation continuing on %d devices.\n", - bdevname(rdev->bdev,b), conf->raid_disks - mddev->degraded); + printk(KERN_ALERT + "raid5: Disk failure on %s, disabling device.\n" + "raid5: Operation continuing on %d devices.\n", + bdevname(rdev->bdev,b), conf->raid_disks - mddev->degraded); } } @@ -1320,8 +1315,8 @@ static sector_t raid5_compute_sector(sector_t r_sector, unsigned int raid_disks, *dd_idx = (*pd_idx + 2 + *dd_idx) % raid_disks; break; default: - printk (KERN_CRIT "raid6: unsupported algorithm %d\n", - conf->algorithm); + printk(KERN_CRIT "raid6: unsupported algorithm %d\n", + conf->algorithm); } break; } @@ -1396,8 +1391,8 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i) } break; default: - printk (KERN_CRIT "raid6: unsupported algorithm %d\n", - conf->algorithm); + printk(KERN_CRIT "raid6: unsupported algorithm %d\n", + conf->algorithm); } break; } @@ -1405,7 +1400,7 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i) chunk_number = stripe * data_disks + i; r_sector = (sector_t)chunk_number * sectors_per_chunk + chunk_offset; - check = raid5_compute_sector (r_sector, raid_disks, data_disks, &dummy1, &dummy2, conf); + check = raid5_compute_sector(r_sector, raid_disks, data_disks, &dummy1, &dummy2, conf); if (check != sh->sector || dummy1 != dd_idx || dummy2 != sh->pd_idx) { printk(KERN_ERR "compute_blocknr: map not correct\n"); return 0; @@ -4012,6 +4007,13 @@ static int run(mddev_t *mddev) return -EIO; } + if (mddev->chunk_size < PAGE_SIZE) { + printk(KERN_ERR "md/raid5: chunk_size must be at least " + "PAGE_SIZE but %d < %ld\n", + mddev->chunk_size, PAGE_SIZE); + return -EINVAL; + } + if (mddev->reshape_position != MaxSector) { /* Check that we can continue the reshape. * Currently only disks can change, it must @@ -4289,7 +4291,7 @@ static int stop(mddev_t *mddev) } #ifdef DEBUG -static void print_sh (struct seq_file *seq, struct stripe_head *sh) +static void print_sh(struct seq_file *seq, struct stripe_head *sh) { int i; @@ -4305,7 +4307,7 @@ static void print_sh (struct seq_file *seq, struct stripe_head *sh) seq_printf(seq, "\n"); } -static void printall (struct seq_file *seq, raid5_conf_t *conf) +static void printall(struct seq_file *seq, raid5_conf_t *conf) { struct stripe_head *sh; struct hlist_node *hn; @@ -4323,7 +4325,7 @@ static void printall (struct seq_file *seq, raid5_conf_t *conf) } #endif -static void status (struct seq_file *seq, mddev_t *mddev) +static void status(struct seq_file *seq, mddev_t *mddev) { raid5_conf_t *conf = (raid5_conf_t *) mddev->private; int i; diff --git a/drivers/md/raid6.h b/drivers/md/raid6.h index 31cbee71365..98dcde88470 100644 --- a/drivers/md/raid6.h +++ b/drivers/md/raid6.h @@ -18,15 +18,6 @@ /* Set to 1 to use kernel-wide empty_zero_page */ #define RAID6_USE_EMPTY_ZERO_PAGE 0 -#include <linux/module.h> -#include <linux/stddef.h> -#include <linux/compiler.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/mempool.h> -#include <linux/list.h> -#include <linux/vmalloc.h> #include <linux/raid/md.h> #include <linux/raid/raid5.h> diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c index e7132770a3b..665776d72a4 100644 --- a/drivers/media/dvb/dvb-core/dvbdev.c +++ b/drivers/media/dvb/dvb-core/dvbdev.c @@ -233,7 +233,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev, mutex_unlock(&dvbdev_register_lock); - clsdev = device_create_drvdata(dvb_class, adap->device, + clsdev = device_create(dvb_class, adap->device, MKDEV(DVB_MAJOR, nums2minor(adap->num, type, id)), NULL, "dvb%d.%s%d", adap->num, dnames[type], id); if (IS_ERR(clsdev)) { diff --git a/drivers/media/video/cpia.c b/drivers/media/video/cpia.c index c325e926de8..1798b779a25 100644 --- a/drivers/media/video/cpia.c +++ b/drivers/media/video/cpia.c @@ -39,10 +39,6 @@ #include <asm/io.h> #include <linux/mutex.h> -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - #include "cpia.h" static int video_nr = -1; diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c index b26b563a0b0..9e4f5063997 100644 --- a/drivers/media/video/usbvision/usbvision-core.c +++ b/drivers/media/video/usbvision/usbvision-core.c @@ -45,10 +45,6 @@ #include <linux/workqueue.h> -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - #include "usbvision.h" static unsigned int core_debug; diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c index e10b256aeba..77aeb39b275 100644 --- a/drivers/media/video/usbvision/usbvision-video.c +++ b/drivers/media/video/usbvision/usbvision-video.c @@ -69,10 +69,6 @@ #include <linux/workqueue.h> -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - #include "usbvision.h" #include "usbvision-cards.h" diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c index 79937d1031f..928cb403737 100644 --- a/drivers/media/video/v4l1-compat.c +++ b/drivers/media/video/v4l1-compat.c @@ -36,10 +36,6 @@ #include <asm/system.h> #include <asm/pgtable.h> -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - static unsigned int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "enable debug messages"); diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c index 20c3be8617e..846763d7349 100644 --- a/drivers/media/video/v4l2-common.c +++ b/drivers/media/video/v4l2-common.c @@ -60,10 +60,6 @@ #include <media/v4l2-common.h> #include <media/v4l2-chip-ident.h> -#ifdef CONFIG_KMOD -#include <linux/kmod.h> -#endif - #include <linux/videodev2.h> MODULE_AUTHOR("Bill Dirks, Justin Schoeman, Gerd Knorr"); diff --git a/drivers/media/video/vino.c b/drivers/media/video/vino.c index 8ec57df1904..1efc5f3462c 100644 --- a/drivers/media/video/vino.c +++ b/drivers/media/video/vino.c @@ -30,10 +30,7 @@ #include <linux/mm.h> #include <linux/time.h> #include <linux/version.h> - -#ifdef CONFIG_KMOD #include <linux/kmod.h> -#endif #include <linux/i2c.h> #include <linux/i2c-algo-sgi.h> @@ -4634,7 +4631,7 @@ static int __init vino_module_init(void) } vino_init_stage++; -#if defined(CONFIG_KMOD) && defined(MODULE) +#ifdef MODULE request_module("saa7191"); request_module("indycam"); #endif diff --git a/drivers/media/video/w9968cf.c b/drivers/media/video/w9968cf.c index 11edf79f57b..dcd45dbd82d 100644 --- a/drivers/media/video/w9968cf.c +++ b/drivers/media/video/w9968cf.c @@ -111,7 +111,7 @@ static int specific_debug = W9968CF_SPECIFIC_DEBUG; static unsigned int param_nv[24]; /* number of values per parameter */ -#ifdef CONFIG_KMOD +#ifdef CONFIG_MODULES module_param(ovmod_load, bool, 0644); #endif module_param(simcams, ushort, 0644); @@ -144,7 +144,7 @@ module_param(debug, ushort, 0644); module_param(specific_debug, bool, 0644); #endif -#ifdef CONFIG_KMOD +#ifdef CONFIG_MODULES MODULE_PARM_DESC(ovmod_load, "\n<0|1> Automatic 'ovcamchip' module loading." "\n0 disabled, 1 enabled." diff --git a/drivers/message/i2o/Makefile b/drivers/message/i2o/Makefile index 2c2e39aa1ef..b0982dacfd0 100644 --- a/drivers/message/i2o/Makefile +++ b/drivers/message/i2o/Makefile @@ -5,7 +5,7 @@ # In the future, some of these should be built conditionally. # -i2o_core-y += iop.o driver.o device.o debug.o pci.o exec-osm.o +i2o_core-y += iop.o driver.o device.o debug.o pci.o exec-osm.o memory.o i2o_bus-y += bus-osm.o i2o_config-y += config-osm.o obj-$(CONFIG_I2O) += i2o_core.o diff --git a/drivers/message/i2o/device.c b/drivers/message/i2o/device.c index 8774c670e66..54c2e9ae23e 100644 --- a/drivers/message/i2o/device.c +++ b/drivers/message/i2o/device.c @@ -467,7 +467,7 @@ int i2o_parm_issue(struct i2o_device *i2o_dev, int cmd, void *oplist, res.virt = NULL; - if (i2o_dma_alloc(dev, &res, reslen, GFP_KERNEL)) + if (i2o_dma_alloc(dev, &res, reslen)) return -ENOMEM; msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); diff --git a/drivers/message/i2o/exec-osm.c b/drivers/message/i2o/exec-osm.c index 6cbcc21de51..56faef1a1d5 100644 --- a/drivers/message/i2o/exec-osm.c +++ b/drivers/message/i2o/exec-osm.c @@ -388,8 +388,8 @@ static int i2o_exec_lct_notify(struct i2o_controller *c, u32 change_ind) dev = &c->pdev->dev; - if (i2o_dma_realloc - (dev, &c->dlct, le32_to_cpu(sb->expected_lct_size), GFP_KERNEL)) + if (i2o_dma_realloc(dev, &c->dlct, + le32_to_cpu(sb->expected_lct_size))) return -ENOMEM; msg = i2o_msg_get_wait(c, I2O_TIMEOUT_MESSAGE_GET); diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c index 4238de98d4a..a3fabdbe6ca 100644 --- a/drivers/message/i2o/i2o_config.c +++ b/drivers/message/i2o/i2o_config.c @@ -260,7 +260,7 @@ static int i2o_cfg_swdl(unsigned long arg) if (IS_ERR(msg)) return PTR_ERR(msg); - if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { + if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize)) { i2o_msg_nop(c, msg); return -ENOMEM; } @@ -339,7 +339,7 @@ static int i2o_cfg_swul(unsigned long arg) if (IS_ERR(msg)) return PTR_ERR(msg); - if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize, GFP_KERNEL)) { + if (i2o_dma_alloc(&c->pdev->dev, &buffer, fragsize)) { i2o_msg_nop(c, msg); return -ENOMEM; } @@ -634,9 +634,7 @@ static int i2o_cfg_passthru32(struct file *file, unsigned cmnd, sg_size = sg[i].flag_count & 0xffffff; p = &(sg_list[sg_index]); /* Allocate memory for the transfer */ - if (i2o_dma_alloc - (&c->pdev->dev, p, sg_size, - PCI_DMA_BIDIRECTIONAL)) { + if (i2o_dma_alloc(&c->pdev->dev, p, sg_size)) { printk(KERN_DEBUG "%s: Could not allocate SG buffer - size = %d buffer number %d of %d\n", c->name, sg_size, i, sg_count); @@ -780,12 +778,11 @@ static int i2o_cfg_passthru(unsigned long arg) u32 size = 0; u32 reply_size = 0; u32 rcode = 0; - void *sg_list[SG_TABLESIZE]; + struct i2o_dma sg_list[SG_TABLESIZE]; u32 sg_offset = 0; u32 sg_count = 0; int sg_index = 0; u32 i = 0; - void *p = NULL; i2o_status_block *sb; struct i2o_message *msg; unsigned int iop; @@ -842,6 +839,7 @@ static int i2o_cfg_passthru(unsigned long arg) memset(sg_list, 0, sizeof(sg_list[0]) * SG_TABLESIZE); if (sg_offset) { struct sg_simple_element *sg; + struct i2o_dma *p; if (sg_offset * 4 >= size) { rcode = -EFAULT; @@ -871,22 +869,22 @@ static int i2o_cfg_passthru(unsigned long arg) goto sg_list_cleanup; } sg_size = sg[i].flag_count & 0xffffff; + p = &(sg_list[sg_index]); + if (i2o_dma_alloc(&c->pdev->dev, p, sg_size)) { /* Allocate memory for the transfer */ - p = kmalloc(sg_size, GFP_KERNEL); - if (!p) { printk(KERN_DEBUG "%s: Could not allocate SG buffer - size = %d buffer number %d of %d\n", c->name, sg_size, i, sg_count); rcode = -ENOMEM; goto sg_list_cleanup; } - sg_list[sg_index++] = p; // sglist indexed with input frame, not our internal frame. + sg_index++; /* Copy in the user's SG buffer if necessary */ if (sg[i]. flag_count & 0x04000000 /*I2O_SGL_FLAGS_DIR */ ) { // TODO 64bit fix if (copy_from_user - (p, (void __user *)sg[i].addr_bus, + (p->virt, (void __user *)sg[i].addr_bus, sg_size)) { printk(KERN_DEBUG "%s: Could not copy SG buf %d FROM user\n", @@ -895,8 +893,7 @@ static int i2o_cfg_passthru(unsigned long arg) goto sg_list_cleanup; } } - //TODO 64bit fix - sg[i].addr_bus = virt_to_bus(p); + sg[i].addr_bus = p->phys; } } @@ -908,7 +905,7 @@ static int i2o_cfg_passthru(unsigned long arg) } if (sg_offset) { - u32 rmsg[128]; + u32 rmsg[I2O_OUTBOUND_MSG_FRAME_SIZE]; /* Copy back the Scatter Gather buffers back to user space */ u32 j; // TODO 64bit fix @@ -942,11 +939,11 @@ static int i2o_cfg_passthru(unsigned long arg) sg_size = sg[j].flag_count & 0xffffff; // TODO 64bit fix if (copy_to_user - ((void __user *)sg[j].addr_bus, sg_list[j], + ((void __user *)sg[j].addr_bus, sg_list[j].virt, sg_size)) { printk(KERN_WARNING "%s: Could not copy %p TO user %x\n", - c->name, sg_list[j], + c->name, sg_list[j].virt, sg[j].addr_bus); rcode = -EFAULT; goto sg_list_cleanup; @@ -973,7 +970,7 @@ sg_list_cleanup: } for (i = 0; i < sg_index; i++) - kfree(sg_list[i]); + i2o_dma_free(&c->pdev->dev, &sg_list[i]); cleanup: kfree(reply); diff --git a/drivers/message/i2o/iop.c b/drivers/message/i2o/iop.c index da715e11c1b..be2b5926d26 100644 --- a/drivers/message/i2o/iop.c +++ b/drivers/message/i2o/iop.c @@ -1004,7 +1004,7 @@ static int i2o_hrt_get(struct i2o_controller *c) size = hrt->num_entries * hrt->entry_len << 2; if (size > c->hrt.len) { - if (i2o_dma_realloc(dev, &c->hrt, size, GFP_KERNEL)) + if (i2o_dma_realloc(dev, &c->hrt, size)) return -ENOMEM; else hrt = c->hrt.virt; diff --git a/drivers/message/i2o/memory.c b/drivers/message/i2o/memory.c new file mode 100644 index 00000000000..f5cc95c564e --- /dev/null +++ b/drivers/message/i2o/memory.c @@ -0,0 +1,313 @@ +/* + * Functions to handle I2O memory + * + * Pulled from the inlines in i2o headers and uninlined + * + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/module.h> +#include <linux/i2o.h> +#include <linux/delay.h> +#include <linux/string.h> +#include <linux/slab.h> +#include "core.h" + +/* Protects our 32/64bit mask switching */ +static DEFINE_MUTEX(mem_lock); + +/** + * i2o_sg_tablesize - Calculate the maximum number of elements in a SGL + * @c: I2O controller for which the calculation should be done + * @body_size: maximum body size used for message in 32-bit words. + * + * Return the maximum number of SG elements in a SG list. + */ +u16 i2o_sg_tablesize(struct i2o_controller *c, u16 body_size) +{ + i2o_status_block *sb = c->status_block.virt; + u16 sg_count = + (sb->inbound_frame_size - sizeof(struct i2o_message) / 4) - + body_size; + + if (c->pae_support) { + /* + * for 64-bit a SG attribute element must be added and each + * SG element needs 12 bytes instead of 8. + */ + sg_count -= 2; + sg_count /= 3; + } else + sg_count /= 2; + + if (c->short_req && (sg_count > 8)) + sg_count = 8; + + return sg_count; +} +EXPORT_SYMBOL_GPL(i2o_sg_tablesize); + + +/** + * i2o_dma_map_single - Map pointer to controller and fill in I2O message. + * @c: I2O controller + * @ptr: pointer to the data which should be mapped + * @size: size of data in bytes + * @direction: DMA_TO_DEVICE / DMA_FROM_DEVICE + * @sg_ptr: pointer to the SG list inside the I2O message + * + * This function does all necessary DMA handling and also writes the I2O + * SGL elements into the I2O message. For details on DMA handling see also + * dma_map_single(). The pointer sg_ptr will only be set to the end of the + * SG list if the allocation was successful. + * + * Returns DMA address which must be checked for failures using + * dma_mapping_error(). + */ +dma_addr_t i2o_dma_map_single(struct i2o_controller *c, void *ptr, + size_t size, + enum dma_data_direction direction, + u32 ** sg_ptr) +{ + u32 sg_flags; + u32 *mptr = *sg_ptr; + dma_addr_t dma_addr; + + switch (direction) { + case DMA_TO_DEVICE: + sg_flags = 0xd4000000; + break; + case DMA_FROM_DEVICE: + sg_flags = 0xd0000000; + break; + default: + return 0; + } + + dma_addr = dma_map_single(&c->pdev->dev, ptr, size, direction); + if (!dma_mapping_error(&c->pdev->dev, dma_addr)) { +#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 + if ((sizeof(dma_addr_t) > 4) && c->pae_support) { + *mptr++ = cpu_to_le32(0x7C020002); + *mptr++ = cpu_to_le32(PAGE_SIZE); + } +#endif + + *mptr++ = cpu_to_le32(sg_flags | size); + *mptr++ = cpu_to_le32(i2o_dma_low(dma_addr)); +#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 + if ((sizeof(dma_addr_t) > 4) && c->pae_support) + *mptr++ = cpu_to_le32(i2o_dma_high(dma_addr)); +#endif + *sg_ptr = mptr; + } + return dma_addr; +} +EXPORT_SYMBOL_GPL(i2o_dma_map_single); + +/** + * i2o_dma_map_sg - Map a SG List to controller and fill in I2O message. + * @c: I2O controller + * @sg: SG list to be mapped + * @sg_count: number of elements in the SG list + * @direction: DMA_TO_DEVICE / DMA_FROM_DEVICE + * @sg_ptr: pointer to the SG list inside the I2O message + * + * This function does all necessary DMA handling and also writes the I2O + * SGL elements into the I2O message. For details on DMA handling see also + * dma_map_sg(). The pointer sg_ptr will only be set to the end of the SG + * list if the allocation was successful. + * + * Returns 0 on failure or 1 on success. + */ +int i2o_dma_map_sg(struct i2o_controller *c, struct scatterlist *sg, + int sg_count, enum dma_data_direction direction, u32 ** sg_ptr) +{ + u32 sg_flags; + u32 *mptr = *sg_ptr; + + switch (direction) { + case DMA_TO_DEVICE: + sg_flags = 0x14000000; + break; + case DMA_FROM_DEVICE: + sg_flags = 0x10000000; + break; + default: + return 0; + } + + sg_count = dma_map_sg(&c->pdev->dev, sg, sg_count, direction); + if (!sg_count) + return 0; + +#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 + if ((sizeof(dma_addr_t) > 4) && c->pae_support) { + *mptr++ = cpu_to_le32(0x7C020002); + *mptr++ = cpu_to_le32(PAGE_SIZE); + } +#endif + + while (sg_count-- > 0) { + if (!sg_count) + sg_flags |= 0xC0000000; + *mptr++ = cpu_to_le32(sg_flags | sg_dma_len(sg)); + *mptr++ = cpu_to_le32(i2o_dma_low(sg_dma_address(sg))); +#ifdef CONFIG_I2O_EXT_ADAPTEC_DMA64 + if ((sizeof(dma_addr_t) > 4) && c->pae_support) + *mptr++ = cpu_to_le32(i2o_dma_high(sg_dma_address(sg))); +#endif + sg = sg_next(sg); + } + *sg_ptr = mptr; + + return 1; +} +EXPORT_SYMBOL_GPL(i2o_dma_map_sg); + +/** + * i2o_dma_alloc - Allocate DMA memory + * @dev: struct device pointer to the PCI device of the I2O controller + * @addr: i2o_dma struct which should get the DMA buffer + * @len: length of the new DMA memory + * + * Allocate a coherent DMA memory and write the pointers into addr. + * + * Returns 0 on success or -ENOMEM on failure. + */ +int i2o_dma_alloc(struct device *dev, struct i2o_dma *addr, size_t len) +{ + struct pci_dev *pdev = to_pci_dev(dev); + int dma_64 = 0; + + mutex_lock(&mem_lock); + if ((sizeof(dma_addr_t) > 4) && (pdev->dma_mask == DMA_64BIT_MASK)) { + dma_64 = 1; + if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { + mutex_unlock(&mem_lock); + return -ENOMEM; + } + } + + addr->virt = dma_alloc_coherent(dev, len, &addr->phys, GFP_KERNEL); + + if ((sizeof(dma_addr_t) > 4) && dma_64) + if (pci_set_dma_mask(pdev, DMA_64BIT_MASK)) + printk(KERN_WARNING "i2o: unable to set 64-bit DMA"); + mutex_unlock(&mem_lock); + + if (!addr->virt) + return -ENOMEM; + + memset(addr->virt, 0, len); + addr->len = len; + + return 0; +} +EXPORT_SYMBOL_GPL(i2o_dma_alloc); + + +/** + * i2o_dma_free - Free DMA memory + * @dev: struct device pointer to the PCI device of the I2O controller + * @addr: i2o_dma struct which contains the DMA buffer + * + * Free a coherent DMA memory and set virtual address of addr to NULL. + */ +void i2o_dma_free(struct device *dev, struct i2o_dma *addr) +{ + if (addr->virt) { + if (addr->phys) + dma_free_coherent(dev, addr->len, addr->virt, + addr->phys); + else + kfree(addr->virt); + addr->virt = NULL; + } +} +EXPORT_SYMBOL_GPL(i2o_dma_free); + + +/** + * i2o_dma_realloc - Realloc DMA memory + * @dev: struct device pointer to the PCI device of the I2O controller + * @addr: pointer to a i2o_dma struct DMA buffer + * @len: new length of memory + * + * If there was something allocated in the addr, free it first. If len > 0 + * than try to allocate it and write the addresses back to the addr + * structure. If len == 0 set the virtual address to NULL. + * + * Returns the 0 on success or negative error code on failure. + */ +int i2o_dma_realloc(struct device *dev, struct i2o_dma *addr, size_t len) +{ + i2o_dma_free(dev, addr); + + if (len) + return i2o_dma_alloc(dev, addr, len); + + return 0; +} +EXPORT_SYMBOL_GPL(i2o_dma_realloc); + +/* + * i2o_pool_alloc - Allocate an slab cache and mempool + * @mempool: pointer to struct i2o_pool to write data into. + * @name: name which is used to identify cache + * @size: size of each object + * @min_nr: minimum number of objects + * + * First allocates a slab cache with name and size. Then allocates a + * mempool which uses the slab cache for allocation and freeing. + * + * Returns 0 on success or negative error code on failure. + */ +int i2o_pool_alloc(struct i2o_pool *pool, const char *name, + size_t size, int min_nr) +{ + pool->name = kmalloc(strlen(name) + 1, GFP_KERNEL); + if (!pool->name) + goto exit; + strcpy(pool->name, name); + + pool->slab = + kmem_cache_create(pool->name, size, 0, SLAB_HWCACHE_ALIGN, NULL); + if (!pool->slab) + goto free_name; + + pool->mempool = mempool_create_slab_pool(min_nr, pool->slab); + if (!pool->mempool) + goto free_slab; + + return 0; + +free_slab: + kmem_cache_destroy(pool->slab); + +free_name: + kfree(pool->name); + +exit: + return -ENOMEM; +} +EXPORT_SYMBOL_GPL(i2o_pool_alloc); + +/* + * i2o_pool_free - Free slab cache and mempool again + * @mempool: pointer to struct i2o_pool which should be freed + * + * Note that you have to return all objects to the mempool again before + * calling i2o_pool_free(). + */ +void i2o_pool_free(struct i2o_pool *pool) +{ + mempool_destroy(pool->mempool); + kmem_cache_destroy(pool->slab); + kfree(pool->name); +}; +EXPORT_SYMBOL_GPL(i2o_pool_free); diff --git a/drivers/message/i2o/pci.c b/drivers/message/i2o/pci.c index 685a89547a5..610ef1204e6 100644 --- a/drivers/message/i2o/pci.c +++ b/drivers/message/i2o/pci.c @@ -186,31 +186,29 @@ static int __devinit i2o_pci_alloc(struct i2o_controller *c) } } - if (i2o_dma_alloc(dev, &c->status, 8, GFP_KERNEL)) { + if (i2o_dma_alloc(dev, &c->status, 8)) { i2o_pci_free(c); return -ENOMEM; } - if (i2o_dma_alloc(dev, &c->hrt, sizeof(i2o_hrt), GFP_KERNEL)) { + if (i2o_dma_alloc(dev, &c->hrt, sizeof(i2o_hrt))) { i2o_pci_free(c); return -ENOMEM; } - if (i2o_dma_alloc(dev, &c->dlct, 8192, GFP_KERNEL)) { + if (i2o_dma_alloc(dev, &c->dlct, 8192)) { i2o_pci_free(c); return -ENOMEM; } - if (i2o_dma_alloc(dev, &c->status_block, sizeof(i2o_status_block), - GFP_KERNEL)) { + if (i2o_dma_alloc(dev, &c->status_block, sizeof(i2o_status_block))) { i2o_pci_free(c); return -ENOMEM; } - if (i2o_dma_alloc - (dev, &c->out_queue, - I2O_MAX_OUTBOUND_MSG_FRAMES * I2O_OUTBOUND_MSG_FRAME_SIZE * - sizeof(u32), GFP_KERNEL)) { + if (i2o_dma_alloc(dev, &c->out_queue, + I2O_MAX_OUTBOUND_MSG_FRAMES * I2O_OUTBOUND_MSG_FRAME_SIZE * + sizeof(u32))) { i2o_pci_free(c); return -ENOMEM; } diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index a726f3b01a6..efd3aa08b88 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -15,7 +15,7 @@ if MISC_DEVICES config ATMEL_PWM tristate "Atmel AT32/AT91 PWM support" - depends on AVR32 || ARCH_AT91 + depends on AVR32 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_AT91CAP9 help This option enables device driver support for the PWM channels on certain Atmel prcoessors. Pulse Width Modulation is used for @@ -409,6 +409,7 @@ config EEEPC_LAPTOP depends on BACKLIGHT_CLASS_DEVICE depends on HWMON depends on EXPERIMENTAL + depends on RFKILL ---help--- This driver supports the Fn-Fx keys on Eee PC laptops. It also adds the ability to switch camera/wlan on/off. diff --git a/drivers/misc/hp-wmi.c b/drivers/misc/hp-wmi.c index 6d407c2a4f9..5dabfb69ee5 100644 --- a/drivers/misc/hp-wmi.c +++ b/drivers/misc/hp-wmi.c @@ -309,7 +309,7 @@ static int hp_wmi_setkeycode(struct input_dev *dev, int scancode, int keycode) return -EINVAL; } -void hp_wmi_notify(u32 value, void *context) +static void hp_wmi_notify(u32 value, void *context) { struct acpi_buffer response = { ACPI_ALLOCATE_BUFFER, NULL }; static struct key_entry *key; diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c index daf585689ce..abdebe34738 100644 --- a/drivers/misc/phantom.c +++ b/drivers/misc/phantom.c @@ -399,9 +399,9 @@ static int __devinit phantom_probe(struct pci_dev *pdev, goto err_irq; } - if (IS_ERR(device_create_drvdata(phantom_class, &pdev->dev, - MKDEV(phantom_major, minor), - NULL, "phantom%u", minor))) + if (IS_ERR(device_create(phantom_class, &pdev->dev, + MKDEV(phantom_major, minor), NULL, + "phantom%u", minor))) dev_err(&pdev->dev, "can't create device\n"); pci_set_drvdata(pdev, pht); diff --git a/drivers/misc/sgi-gru/gru.h b/drivers/misc/sgi-gru/gru.h index 40df7cb3f0a..f93f03a9e6e 100644 --- a/drivers/misc/sgi-gru/gru.h +++ b/drivers/misc/sgi-gru/gru.h @@ -30,9 +30,9 @@ /* * Size used to map GRU GSeg */ -#if defined CONFIG_IA64 +#if defined(CONFIG_IA64) #define GRU_GSEG_PAGESIZE (256 * 1024UL) -#elif defined CONFIG_X86_64 +#elif defined(CONFIG_X86_64) #define GRU_GSEG_PAGESIZE (256 * 1024UL) /* ZZZ 2MB ??? */ #else #error "Unsupported architecture" diff --git a/drivers/misc/sgi-gru/gru_instructions.h b/drivers/misc/sgi-gru/gru_instructions.h index 0dc36225c7c..48762e7b98b 100644 --- a/drivers/misc/sgi-gru/gru_instructions.h +++ b/drivers/misc/sgi-gru/gru_instructions.h @@ -26,7 +26,7 @@ * Architecture dependent functions */ -#if defined CONFIG_IA64 +#if defined(CONFIG_IA64) #include <linux/compiler.h> #include <asm/intrinsics.h> #define __flush_cache(p) ia64_fc(p) @@ -36,7 +36,7 @@ barrier(); \ *((volatile int *)(p)) = v; /* force st.rel */ \ } while (0) -#elif defined CONFIG_X86_64 +#elif defined(CONFIG_X86_64) #define __flush_cache(p) clflush(p) #define gru_ordered_store_int(p,v) \ do { \ @@ -299,6 +299,7 @@ static inline void gru_flush_cache(void *p) static inline void gru_start_instruction(struct gru_instruction *ins, int op32) { gru_ordered_store_int(ins, op32); + gru_flush_cache(ins); } @@ -604,8 +605,9 @@ static inline int gru_get_cb_substatus(void *cb) static inline int gru_check_status(void *cb) { struct gru_control_block_status *cbs = (void *)cb; - int ret = cbs->istatus; + int ret; + ret = cbs->istatus; if (ret == CBS_CALL_OS) ret = gru_check_status_proc(cb); return ret; @@ -617,7 +619,7 @@ static inline int gru_check_status(void *cb) static inline int gru_wait(void *cb) { struct gru_control_block_status *cbs = (void *)cb; - int ret = cbs->istatus;; + int ret = cbs->istatus; if (ret != CBS_IDLE) ret = gru_wait_proc(cb); diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c index 3d33015bbf3..8c389d606c3 100644 --- a/drivers/misc/sgi-gru/grufault.c +++ b/drivers/misc/sgi-gru/grufault.c @@ -214,12 +214,14 @@ static int non_atomic_pte_lookup(struct vm_area_struct *vma, } /* - * * atomic_pte_lookup * * Convert a user virtual address to a physical address * Only supports Intel large pages (2MB only) on x86_64. * ZZZ - hugepage support is incomplete + * + * NOTE: mmap_sem is already held on entry to this function. This + * guarantees existence of the page tables. */ static int atomic_pte_lookup(struct vm_area_struct *vma, unsigned long vaddr, int write, unsigned long *paddr, int *pageshift) @@ -229,9 +231,6 @@ static int atomic_pte_lookup(struct vm_area_struct *vma, unsigned long vaddr, pud_t *pudp; pte_t pte; - WARN_ON(irqs_disabled()); /* ZZZ debug */ - - local_irq_disable(); pgdp = pgd_offset(vma->vm_mm, vaddr); if (unlikely(pgd_none(*pgdp))) goto err; @@ -250,8 +249,6 @@ static int atomic_pte_lookup(struct vm_area_struct *vma, unsigned long vaddr, #endif pte = *pte_offset_kernel(pmdp, vaddr); - local_irq_enable(); - if (unlikely(!pte_present(pte) || (write && (!pte_write(pte) || !pte_dirty(pte))))) return 1; @@ -324,6 +321,7 @@ static int gru_try_dropin(struct gru_thread_state *gts, * Atomic lookup is faster & usually works even if called in non-atomic * context. */ + rmb(); /* Must/check ms_range_active before loading PTEs */ ret = atomic_pte_lookup(vma, vaddr, write, &paddr, &pageshift); if (ret) { if (!cb) @@ -543,6 +541,7 @@ int gru_get_exception_detail(unsigned long arg) ucbnum = get_cb_number((void *)excdet.cb); cbrnum = thread_cbr_number(gts, ucbnum); cbe = get_cbe_by_index(gts->ts_gru, cbrnum); + prefetchw(cbe); /* Harmless on hardware, required for emulator */ excdet.opc = cbe->opccpy; excdet.exopc = cbe->exopccpy; excdet.ecause = cbe->ecause; diff --git a/drivers/misc/sgi-gru/grufile.c b/drivers/misc/sgi-gru/grufile.c index d61cee796ef..5c027b6b4e5 100644 --- a/drivers/misc/sgi-gru/grufile.c +++ b/drivers/misc/sgi-gru/grufile.c @@ -113,7 +113,7 @@ static int gru_file_mmap(struct file *file, struct vm_area_struct *vma) return -EPERM; if (vma->vm_start & (GRU_GSEG_PAGESIZE - 1) || - vma->vm_end & (GRU_GSEG_PAGESIZE - 1)) + vma->vm_end & (GRU_GSEG_PAGESIZE - 1)) return -EINVAL; vma->vm_flags |= @@ -398,6 +398,12 @@ static int __init gru_init(void) irq = get_base_irq(); for (chip = 0; chip < GRU_CHIPLETS_PER_BLADE; chip++) { ret = request_irq(irq + chip, gru_intr, 0, id, NULL); + /* TODO: fix irq handling on x86. For now ignore failures because + * interrupts are not required & not yet fully supported */ + if (ret) { + printk("!!!WARNING: GRU ignoring request failure!!!\n"); + ret = 0; + } if (ret) { printk(KERN_ERR "%s: request_irq failed\n", GRU_DRIVER_ID_STR); diff --git a/drivers/misc/sgi-gru/gruhandles.h b/drivers/misc/sgi-gru/gruhandles.h index d16031d6267..b63018d60fe 100644 --- a/drivers/misc/sgi-gru/gruhandles.h +++ b/drivers/misc/sgi-gru/gruhandles.h @@ -91,12 +91,7 @@ #define GSEGPOFF(h) ((h) & (GRU_SIZE - 1)) /* Convert an arbitrary handle address to the beginning of the GRU segment */ -#ifndef __PLUGIN__ #define GRUBASE(h) ((void *)((unsigned long)(h) & ~(GRU_SIZE - 1))) -#else -extern void *gmu_grubase(void *h); -#define GRUBASE(h) gmu_grubase(h) -#endif /* General addressing macros. */ static inline void *get_gseg_base_address(void *base, int ctxnum) diff --git a/drivers/misc/sgi-gru/grukservices.c b/drivers/misc/sgi-gru/grukservices.c index dfd49af0fe1..880c55dfb66 100644 --- a/drivers/misc/sgi-gru/grukservices.c +++ b/drivers/misc/sgi-gru/grukservices.c @@ -122,6 +122,7 @@ int gru_get_cb_exception_detail(void *cb, struct gru_control_block_extended *cbe; cbe = get_cbe(GRUBASE(cb), get_cb_number(cb)); + prefetchw(cbe); /* Harmless on hardware, required for emulator */ excdet->opc = cbe->opccpy; excdet->exopc = cbe->exopccpy; excdet->ecause = cbe->ecause; @@ -466,7 +467,7 @@ int gru_send_message_gpa(unsigned long mq, void *mesg, unsigned int bytes) STAT(mesq_send); BUG_ON(bytes < sizeof(int) || bytes > 2 * GRU_CACHE_LINE_BYTES); - clines = (bytes + GRU_CACHE_LINE_BYTES - 1) / GRU_CACHE_LINE_BYTES; + clines = DIV_ROUND_UP(bytes, GRU_CACHE_LINE_BYTES); if (gru_get_cpu_resources(bytes, &cb, &dsr)) return MQE_BUG_NO_RESOURCES; memcpy(dsr, mesg, bytes); diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c index 0eeb8dddd2f..e11e1ac5090 100644 --- a/drivers/misc/sgi-gru/grumain.c +++ b/drivers/misc/sgi-gru/grumain.c @@ -432,29 +432,35 @@ static inline long gru_copy_handle(void *d, void *s) return GRU_HANDLE_BYTES; } -/* rewrite in assembly & use lots of prefetch */ -static void gru_load_context_data(void *save, void *grubase, int ctxnum, - unsigned long cbrmap, unsigned long dsrmap) +static void gru_prefetch_context(void *gseg, void *cb, void *cbe, unsigned long cbrmap, + unsigned long length) { - void *gseg, *cb, *cbe; - unsigned long length; int i, scr; - gseg = grubase + ctxnum * GRU_GSEG_STRIDE; - length = hweight64(dsrmap) * GRU_DSR_AU_BYTES; prefetch_data(gseg + GRU_DS_BASE, length / GRU_CACHE_LINE_BYTES, GRU_CACHE_LINE_BYTES); - cb = gseg + GRU_CB_BASE; - cbe = grubase + GRU_CBE_BASE; for_each_cbr_in_allocation_map(i, &cbrmap, scr) { prefetch_data(cb, 1, GRU_CACHE_LINE_BYTES); prefetch_data(cbe + i * GRU_HANDLE_STRIDE, 1, GRU_CACHE_LINE_BYTES); cb += GRU_HANDLE_STRIDE; } +} + +static void gru_load_context_data(void *save, void *grubase, int ctxnum, + unsigned long cbrmap, unsigned long dsrmap) +{ + void *gseg, *cb, *cbe; + unsigned long length; + int i, scr; + gseg = grubase + ctxnum * GRU_GSEG_STRIDE; cb = gseg + GRU_CB_BASE; + cbe = grubase + GRU_CBE_BASE; + length = hweight64(dsrmap) * GRU_DSR_AU_BYTES; + gru_prefetch_context(gseg, cb, cbe, cbrmap, length); + for_each_cbr_in_allocation_map(i, &cbrmap, scr) { save += gru_copy_handle(cb, save); save += gru_copy_handle(cbe + i * GRU_HANDLE_STRIDE, save); @@ -472,15 +478,16 @@ static void gru_unload_context_data(void *save, void *grubase, int ctxnum, int i, scr; gseg = grubase + ctxnum * GRU_GSEG_STRIDE; - cb = gseg + GRU_CB_BASE; cbe = grubase + GRU_CBE_BASE; + length = hweight64(dsrmap) * GRU_DSR_AU_BYTES; + gru_prefetch_context(gseg, cb, cbe, cbrmap, length); + for_each_cbr_in_allocation_map(i, &cbrmap, scr) { save += gru_copy_handle(save, cb); save += gru_copy_handle(save, cbe + i * GRU_HANDLE_STRIDE); cb += GRU_HANDLE_STRIDE; } - length = hweight64(dsrmap) * GRU_DSR_AU_BYTES; memcpy(save, gseg + GRU_DS_BASE, length); } diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index c16028872bb..1b9fc3c6b87 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -172,7 +172,7 @@ struct mmc_omap_host { struct omap_mmc_platform_data *pdata; }; -void mmc_omap_fclk_offdelay(struct mmc_omap_slot *slot) +static void mmc_omap_fclk_offdelay(struct mmc_omap_slot *slot) { unsigned long tick_ns; @@ -182,7 +182,7 @@ void mmc_omap_fclk_offdelay(struct mmc_omap_slot *slot) } } -void mmc_omap_fclk_enable(struct mmc_omap_host *host, unsigned int enable) +static void mmc_omap_fclk_enable(struct mmc_omap_host *host, unsigned int enable) { unsigned long flags; @@ -1455,7 +1455,9 @@ static int __init mmc_omap_probe(struct platform_device *pdev) host->irq = irq; host->phys_base = host->mem_res->start; - host->virt_base = (void __iomem *) IO_ADDRESS(host->phys_base); + host->virt_base = ioremap(res->start, res->end - res->start + 1); + if (!host->virt_base) + goto err_ioremap; if (cpu_is_omap24xx()) { host->iclk = clk_get(&pdev->dev, "mmc_ick"); @@ -1510,6 +1512,8 @@ err_free_iclk: clk_put(host->iclk); } err_free_mmc_host: + iounmap(host->virt_base); +err_ioremap: kfree(host); err_free_mem_region: release_mem_region(res->start, res->end - res->start + 1); @@ -1536,6 +1540,7 @@ static int mmc_omap_remove(struct platform_device *pdev) if (host->fclk && !IS_ERR(host->fclk)) clk_put(host->fclk); + iounmap(host->virt_base); release_mem_region(pdev->resource[0].start, pdev->resource[0].end - pdev->resource[0].start + 1); diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c index e00d424e657..1c74762dec8 100644 --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -26,13 +26,11 @@ static void mtd_notify_add(struct mtd_info* mtd) if (!mtd) return; - device_create_drvdata(mtd_class, NULL, - MKDEV(MTD_CHAR_MAJOR, mtd->index*2), - NULL, "mtd%d", mtd->index); + device_create(mtd_class, NULL, MKDEV(MTD_CHAR_MAJOR, mtd->index*2), + NULL, "mtd%d", mtd->index); - device_create_drvdata(mtd_class, NULL, - MKDEV(MTD_CHAR_MAJOR, mtd->index*2+1), - NULL, "mtd%dro", mtd->index); + device_create(mtd_class, NULL, MKDEV(MTD_CHAR_MAJOR, mtd->index*2+1), + NULL, "mtd%dro", mtd->index); } static void mtd_notify_remove(struct mtd_info* mtd) diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c index edb90b58a9b..9a06dc93ee0 100644 --- a/drivers/mtd/mtdpart.c +++ b/drivers/mtd/mtdpart.c @@ -564,10 +564,8 @@ int parse_mtd_partitions(struct mtd_info *master, const char **types, for ( ; ret <= 0 && *types; types++) { parser = get_partition_parser(*types); -#ifdef CONFIG_KMOD if (!parser && !request_module("%s", *types)) parser = get_partition_parser(*types); -#endif if (!parser) { printk(KERN_NOTICE "%s partition parsing not available\n", *types); diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c index 26d42987971..782994ead0e 100644 --- a/drivers/mtd/nand/ams-delta.c +++ b/drivers/mtd/nand/ams-delta.c @@ -145,7 +145,7 @@ static void ams_delta_hwcontrol(struct mtd_info *mtd, int cmd, static int ams_delta_nand_ready(struct mtd_info *mtd) { - return omap_get_gpio_datain(AMS_DELTA_GPIO_PIN_NAND_RB); + return gpio_get_value(AMS_DELTA_GPIO_PIN_NAND_RB); } /* @@ -185,7 +185,7 @@ static int __init ams_delta_init(void) this->read_buf = ams_delta_read_buf; this->verify_buf = ams_delta_verify_buf; this->cmd_ctrl = ams_delta_hwcontrol; - if (!omap_request_gpio(AMS_DELTA_GPIO_PIN_NAND_RB)) { + if (gpio_request(AMS_DELTA_GPIO_PIN_NAND_RB, "nand_rdy") == 0) { this->dev_ready = ams_delta_nand_ready; } else { this->dev_ready = NULL; diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c index b9d097c9f6b..3a7bc524af3 100644 --- a/drivers/net/3c509.c +++ b/drivers/net/3c509.c @@ -40,7 +40,7 @@ v1.14 10/15/97 Avoided waiting..discard message for fast machines -djb v1.15 1/31/98 Faster recovery for Tx errors. -djb v1.16 2/3/98 Different ID port handling to avoid sound cards. -djb - v1.18 12Mar2001 Andrew Morton <andrewm@uow.edu.au> + v1.18 12Mar2001 Andrew Morton - Avoid bogus detect of 3c590's (Andrzej Krzysztofowicz) - Reviewed against 1.18 from scyld.com v1.18a 17Nov2001 Jeff Garzik <jgarzik@pobox.com> diff --git a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c index a28de818280..7107620f615 100644 --- a/drivers/net/cs89x0.c +++ b/drivers/net/cs89x0.c @@ -36,8 +36,7 @@ Alan Cox : Removed 1.2 support, added 2.1 extra counters. - Andrew Morton : andrewm@uow.edu.au - : Kernel 2.3.48 + Andrew Morton : Kernel 2.3.48 : Handle kmalloc() failures : Other resource allocation fixes : Add SMP locks @@ -49,7 +48,7 @@ : Fixed an out-of-mem bug in dma_rx() : Updated Documentation/networking/cs89x0.txt - Andrew Morton : andrewm@uow.edu.au / Kernel 2.3.99-pre1 + Andrew Morton : Kernel 2.3.99-pre1 : Use skb_reserve to longword align IP header (two places) : Remove a delay loop from dma_rx() : Replace '100' with HZ @@ -57,11 +56,11 @@ : Added 'cs89x0_dma=N' kernel boot option : Correctly initialise lp->lock in non-module compile - Andrew Morton : andrewm@uow.edu.au / Kernel 2.3.99-pre4-1 + Andrew Morton : Kernel 2.3.99-pre4-1 : MOD_INC/DEC race fix (see : http://www.uwsg.indiana.edu/hypermail/linux/kernel/0003.3/1532.html) - Andrew Morton : andrewm@uow.edu.au / Kernel 2.4.0-test7-pre2 + Andrew Morton : Kernel 2.4.0-test7-pre2 : Enhanced EEPROM support to cover more devices, : abstracted IRQ mapping to support CONFIG_ARCH_CLPS7500 arch : (Jason Gunthorpe <jgg@ualberta.ca>) @@ -156,7 +155,7 @@ #include "cs89x0.h" static char version[] __initdata = -"cs89x0.c: v2.4.3-pre1 Russell Nelson <nelson@crynwr.com>, Andrew Morton <andrewm@uow.edu.au>\n"; +"cs89x0.c: v2.4.3-pre1 Russell Nelson <nelson@crynwr.com>, Andrew Morton\n"; #define DRV_NAME "cs89x0" @@ -1877,7 +1876,7 @@ MODULE_PARM_DESC(dmasize , "(ignored)"); MODULE_PARM_DESC(use_dma , "(ignored)"); #endif -MODULE_AUTHOR("Mike Cruse, Russwll Nelson <nelson@crynwr.com>, Andrew Morton <andrewm@uow.edu.au>"); +MODULE_AUTHOR("Mike Cruse, Russwll Nelson <nelson@crynwr.com>, Andrew Morton"); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ibm_newemac/Kconfig b/drivers/net/ibm_newemac/Kconfig index bcec7320895..78a1628c989 100644 --- a/drivers/net/ibm_newemac/Kconfig +++ b/drivers/net/ibm_newemac/Kconfig @@ -62,3 +62,15 @@ config IBM_NEW_EMAC_TAH config IBM_NEW_EMAC_EMAC4 bool default n + +config IBM_NEW_EMAC_NO_FLOW_CTRL + bool + default n + +config IBM_NEW_EMAC_MAL_CLR_ICINTSTAT + bool + default n + +config IBM_NEW_EMAC_MAL_COMMON_ERR + bool + default n diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 58dfd32ccca..efcf21c9f5c 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -202,13 +202,15 @@ static inline int emac_phy_supports_gige(int phy_mode) { return phy_mode == PHY_MODE_GMII || phy_mode == PHY_MODE_RGMII || + phy_mode == PHY_MODE_SGMII || phy_mode == PHY_MODE_TBI || phy_mode == PHY_MODE_RTBI; } static inline int emac_phy_gpcs(int phy_mode) { - return phy_mode == PHY_MODE_TBI || + return phy_mode == PHY_MODE_SGMII || + phy_mode == PHY_MODE_TBI || phy_mode == PHY_MODE_RTBI; } @@ -562,8 +564,9 @@ static int emac_configure(struct emac_instance *dev) switch (dev->phy.speed) { case SPEED_1000: if (emac_phy_gpcs(dev->phy.mode)) { - mr1 |= EMAC_MR1_MF_1000GPCS | - EMAC_MR1_MF_IPPA(dev->phy.address); + mr1 |= EMAC_MR1_MF_1000GPCS | EMAC_MR1_MF_IPPA( + (dev->phy.gpcs_address != 0xffffffff) ? + dev->phy.gpcs_address : dev->phy.address); /* Put some arbitrary OUI, Manuf & Rev IDs so we can * identify this GPCS PHY later. @@ -675,8 +678,12 @@ static int emac_configure(struct emac_instance *dev) out_be32(&p->iser, r); /* We need to take GPCS PHY out of isolate mode after EMAC reset */ - if (emac_phy_gpcs(dev->phy.mode)) - emac_mii_reset_phy(&dev->phy); + if (emac_phy_gpcs(dev->phy.mode)) { + if (dev->phy.gpcs_address != 0xffffffff) + emac_mii_reset_gpcs(&dev->phy); + else + emac_mii_reset_phy(&dev->phy); + } return 0; } @@ -881,7 +888,9 @@ static int emac_mdio_read(struct net_device *ndev, int id, int reg) struct emac_instance *dev = netdev_priv(ndev); int res; - res = __emac_mdio_read(dev->mdio_instance ? dev->mdio_instance : dev, + res = __emac_mdio_read((dev->mdio_instance && + dev->phy.gpcs_address != id) ? + dev->mdio_instance : dev, (u8) id, (u8) reg); return res; } @@ -890,7 +899,9 @@ static void emac_mdio_write(struct net_device *ndev, int id, int reg, int val) { struct emac_instance *dev = netdev_priv(ndev); - __emac_mdio_write(dev->mdio_instance ? dev->mdio_instance : dev, + __emac_mdio_write((dev->mdio_instance && + dev->phy.gpcs_address != id) ? + dev->mdio_instance : dev, (u8) id, (u8) reg, (u16) val); } @@ -2382,7 +2393,11 @@ static int __devinit emac_init_phy(struct emac_instance *dev) * XXX I probably should move these settings to the dev tree */ dev->phy.address = -1; - dev->phy.features = SUPPORTED_100baseT_Full | SUPPORTED_MII; + dev->phy.features = SUPPORTED_MII; + if (emac_phy_supports_gige(dev->phy_mode)) + dev->phy.features |= SUPPORTED_1000baseT_Full; + else + dev->phy.features |= SUPPORTED_100baseT_Full; dev->phy.pause = 1; return 0; @@ -2421,7 +2436,9 @@ static int __devinit emac_init_phy(struct emac_instance *dev) * Note that the busy_phy_map is currently global * while it should probably be per-ASIC... */ - dev->phy.address = dev->cell_index; + dev->phy.gpcs_address = dev->gpcs_address; + if (dev->phy.gpcs_address == 0xffffffff) + dev->phy.address = dev->cell_index; } emac_configure(dev); @@ -2531,6 +2548,8 @@ static int __devinit emac_init_config(struct emac_instance *dev) dev->phy_address = 0xffffffff; if (emac_read_uint_prop(np, "phy-map", &dev->phy_map, 0)) dev->phy_map = 0xffffffff; + if (emac_read_uint_prop(np, "gpcs-address", &dev->gpcs_address, 0)) + dev->gpcs_address = 0xffffffff; if (emac_read_uint_prop(np->parent, "clock-frequency", &dev->opb_bus_freq, 1)) return -ENXIO; if (emac_read_uint_prop(np, "tah-device", &dev->tah_ph, 0)) @@ -2585,6 +2604,8 @@ static int __devinit emac_init_config(struct emac_instance *dev) if (of_device_is_compatible(np, "ibm,emac-440ep") || of_device_is_compatible(np, "ibm,emac-440gr")) dev->features |= EMAC_FTR_440EP_PHY_CLK_FIX; + if (of_device_is_compatible(np, "ibm,emac-405ez")) + dev->features |= EMAC_FTR_NO_FLOW_CONTROL_40x; } /* Fixup some feature bits based on the device tree */ @@ -2842,6 +2863,9 @@ static int __devinit emac_probe(struct of_device *ofdev, ndev->dev_addr[0], ndev->dev_addr[1], ndev->dev_addr[2], ndev->dev_addr[3], ndev->dev_addr[4], ndev->dev_addr[5]); + if (dev->phy_mode == PHY_MODE_SGMII) + printk(KERN_NOTICE "%s: in SGMII mode\n", ndev->name); + if (dev->phy.address >= 0) printk("%s: found %s PHY (0x%02x)\n", ndev->name, dev->phy.def->name, dev->phy.address); diff --git a/drivers/net/ibm_newemac/core.h b/drivers/net/ibm_newemac/core.h index 5ca70e55b6c..18d56c6c423 100644 --- a/drivers/net/ibm_newemac/core.h +++ b/drivers/net/ibm_newemac/core.h @@ -190,6 +190,9 @@ struct emac_instance { struct delayed_work link_work; int link_polling; + /* GPCS PHY infos */ + u32 gpcs_address; + /* Shared MDIO if any */ u32 mdio_ph; struct of_device *mdio_dev; @@ -345,6 +348,9 @@ enum { #ifdef CONFIG_IBM_NEW_EMAC_RGMII EMAC_FTR_HAS_RGMII | #endif +#ifdef CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL + EMAC_FTR_NO_FLOW_CONTROL_40x | +#endif EMAC_FTR_460EX_PHY_CLK_FIX | EMAC_FTR_440EP_PHY_CLK_FIX, }; diff --git a/drivers/net/ibm_newemac/mal.c b/drivers/net/ibm_newemac/mal.c index 10c267b2b96..1839d3f154a 100644 --- a/drivers/net/ibm_newemac/mal.c +++ b/drivers/net/ibm_newemac/mal.c @@ -28,6 +28,7 @@ #include <linux/delay.h> #include "core.h" +#include <asm/dcr-regs.h> static int mal_count; @@ -279,6 +280,10 @@ static irqreturn_t mal_txeob(int irq, void *dev_instance) mal_schedule_poll(mal); set_mal_dcrn(mal, MAL_TXEOBISR, r); + if (mal_has_feature(mal, MAL_FTR_CLEAR_ICINTSTAT)) + mtdcri(SDR0, DCRN_SDR_ICINTSTAT, + (mfdcri(SDR0, DCRN_SDR_ICINTSTAT) | ICINTSTAT_ICTX)); + return IRQ_HANDLED; } @@ -293,6 +298,10 @@ static irqreturn_t mal_rxeob(int irq, void *dev_instance) mal_schedule_poll(mal); set_mal_dcrn(mal, MAL_RXEOBISR, r); + if (mal_has_feature(mal, MAL_FTR_CLEAR_ICINTSTAT)) + mtdcri(SDR0, DCRN_SDR_ICINTSTAT, + (mfdcri(SDR0, DCRN_SDR_ICINTSTAT) | ICINTSTAT_ICRX)); + return IRQ_HANDLED; } @@ -336,6 +345,25 @@ static irqreturn_t mal_rxde(int irq, void *dev_instance) return IRQ_HANDLED; } +static irqreturn_t mal_int(int irq, void *dev_instance) +{ + struct mal_instance *mal = dev_instance; + u32 esr = get_mal_dcrn(mal, MAL_ESR); + + if (esr & MAL_ESR_EVB) { + /* descriptor error */ + if (esr & MAL_ESR_DE) { + if (esr & MAL_ESR_CIDT) + return mal_rxde(irq, dev_instance); + else + return mal_txde(irq, dev_instance); + } else { /* SERR */ + return mal_serr(irq, dev_instance); + } + } + return IRQ_HANDLED; +} + void mal_poll_disable(struct mal_instance *mal, struct mal_commac *commac) { /* Spinlock-type semantics: only one caller disable poll at a time */ @@ -493,6 +521,8 @@ static int __devinit mal_probe(struct of_device *ofdev, unsigned int dcr_base; const u32 *prop; u32 cfg; + unsigned long irqflags; + irq_handler_t hdlr_serr, hdlr_txde, hdlr_rxde; mal = kzalloc(sizeof(struct mal_instance), GFP_KERNEL); if (!mal) { @@ -542,11 +572,21 @@ static int __devinit mal_probe(struct of_device *ofdev, goto fail; } + if (of_device_is_compatible(ofdev->node, "ibm,mcmal-405ez")) + mal->features |= (MAL_FTR_CLEAR_ICINTSTAT | + MAL_FTR_COMMON_ERR_INT); + mal->txeob_irq = irq_of_parse_and_map(ofdev->node, 0); mal->rxeob_irq = irq_of_parse_and_map(ofdev->node, 1); mal->serr_irq = irq_of_parse_and_map(ofdev->node, 2); - mal->txde_irq = irq_of_parse_and_map(ofdev->node, 3); - mal->rxde_irq = irq_of_parse_and_map(ofdev->node, 4); + + if (mal_has_feature(mal, MAL_FTR_COMMON_ERR_INT)) { + mal->txde_irq = mal->rxde_irq = mal->serr_irq; + } else { + mal->txde_irq = irq_of_parse_and_map(ofdev->node, 3); + mal->rxde_irq = irq_of_parse_and_map(ofdev->node, 4); + } + if (mal->txeob_irq == NO_IRQ || mal->rxeob_irq == NO_IRQ || mal->serr_irq == NO_IRQ || mal->txde_irq == NO_IRQ || mal->rxde_irq == NO_IRQ) { @@ -608,16 +648,26 @@ static int __devinit mal_probe(struct of_device *ofdev, sizeof(struct mal_descriptor) * mal_rx_bd_offset(mal, i)); - err = request_irq(mal->serr_irq, mal_serr, 0, "MAL SERR", mal); + if (mal_has_feature(mal, MAL_FTR_COMMON_ERR_INT)) { + irqflags = IRQF_SHARED; + hdlr_serr = hdlr_txde = hdlr_rxde = mal_int; + } else { + irqflags = 0; + hdlr_serr = mal_serr; + hdlr_txde = mal_txde; + hdlr_rxde = mal_rxde; + } + + err = request_irq(mal->serr_irq, hdlr_serr, irqflags, "MAL SERR", mal); if (err) goto fail2; - err = request_irq(mal->txde_irq, mal_txde, 0, "MAL TX DE", mal); + err = request_irq(mal->txde_irq, hdlr_txde, irqflags, "MAL TX DE", mal); if (err) goto fail3; err = request_irq(mal->txeob_irq, mal_txeob, 0, "MAL TX EOB", mal); if (err) goto fail4; - err = request_irq(mal->rxde_irq, mal_rxde, 0, "MAL RX DE", mal); + err = request_irq(mal->rxde_irq, hdlr_rxde, irqflags, "MAL RX DE", mal); if (err) goto fail5; err = request_irq(mal->rxeob_irq, mal_rxeob, 0, "MAL RX EOB", mal); diff --git a/drivers/net/ibm_newemac/mal.h b/drivers/net/ibm_newemac/mal.h index 717dc38b685..2f0a8736084 100644 --- a/drivers/net/ibm_newemac/mal.h +++ b/drivers/net/ibm_newemac/mal.h @@ -213,6 +213,8 @@ struct mal_instance { struct of_device *ofdev; int index; spinlock_t lock; + + unsigned int features; }; static inline u32 get_mal_dcrn(struct mal_instance *mal, int reg) @@ -225,6 +227,38 @@ static inline void set_mal_dcrn(struct mal_instance *mal, int reg, u32 val) dcr_write(mal->dcr_host, reg, val); } +/* Features of various MAL implementations */ + +/* Set if you have interrupt coalescing and you have to clear the SDR + * register for TXEOB and RXEOB interrupts to work + */ +#define MAL_FTR_CLEAR_ICINTSTAT 0x00000001 + +/* Set if your MAL has SERR, TXDE, and RXDE OR'd into a single UIC + * interrupt + */ +#define MAL_FTR_COMMON_ERR_INT 0x00000002 + +enum { + MAL_FTRS_ALWAYS = 0, + + MAL_FTRS_POSSIBLE = +#ifdef CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT + MAL_FTR_CLEAR_ICINTSTAT | +#endif +#ifdef CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR + MAL_FTR_COMMON_ERR_INT | +#endif + 0, +}; + +static inline int mal_has_feature(struct mal_instance *dev, + unsigned long feature) +{ + return (MAL_FTRS_ALWAYS & feature) || + (MAL_FTRS_POSSIBLE & dev->features & feature); +} + /* Register MAL devices */ int mal_init(void); void mal_exit(void); diff --git a/drivers/net/ibm_newemac/phy.c b/drivers/net/ibm_newemac/phy.c index 9164abb72d9..c40cd8df221 100644 --- a/drivers/net/ibm_newemac/phy.c +++ b/drivers/net/ibm_newemac/phy.c @@ -38,6 +38,16 @@ static inline void phy_write(struct mii_phy *phy, int reg, int val) phy->mdio_write(phy->dev, phy->address, reg, val); } +static inline int gpcs_phy_read(struct mii_phy *phy, int reg) +{ + return phy->mdio_read(phy->dev, phy->gpcs_address, reg); +} + +static inline void gpcs_phy_write(struct mii_phy *phy, int reg, int val) +{ + phy->mdio_write(phy->dev, phy->gpcs_address, reg, val); +} + int emac_mii_reset_phy(struct mii_phy *phy) { int val; @@ -62,6 +72,37 @@ int emac_mii_reset_phy(struct mii_phy *phy) return limit <= 0; } +int emac_mii_reset_gpcs(struct mii_phy *phy) +{ + int val; + int limit = 10000; + + val = gpcs_phy_read(phy, MII_BMCR); + val &= ~(BMCR_ISOLATE | BMCR_ANENABLE); + val |= BMCR_RESET; + gpcs_phy_write(phy, MII_BMCR, val); + + udelay(300); + + while (limit--) { + val = gpcs_phy_read(phy, MII_BMCR); + if (val >= 0 && (val & BMCR_RESET) == 0) + break; + udelay(10); + } + if ((val & BMCR_ISOLATE) && limit > 0) + gpcs_phy_write(phy, MII_BMCR, val & ~BMCR_ISOLATE); + + if (limit > 0 && phy->mode == PHY_MODE_SGMII) { + /* Configure GPCS interface to recommended setting for SGMII */ + gpcs_phy_write(phy, 0x04, 0x8120); /* AsymPause, FDX */ + gpcs_phy_write(phy, 0x07, 0x2801); /* msg_pg, toggle */ + gpcs_phy_write(phy, 0x00, 0x0140); /* 1Gbps, FDX */ + } + + return limit <= 0; +} + static int genmii_setup_aneg(struct mii_phy *phy, u32 advertise) { int ctl, adv; @@ -332,6 +373,33 @@ static int m88e1111_init(struct mii_phy *phy) return 0; } +static int m88e1112_init(struct mii_phy *phy) +{ + /* + * Marvell 88E1112 PHY needs to have the SGMII MAC + * interace (page 2) properly configured to + * communicate with the 460EX/GT GPCS interface. + */ + + u16 reg_short; + + pr_debug("%s: Marvell 88E1112 Ethernet\n", __func__); + + /* Set access to Page 2 */ + phy_write(phy, 0x16, 0x0002); + + phy_write(phy, 0x00, 0x0040); /* 1Gbps */ + reg_short = (u16)(phy_read(phy, 0x1a)); + reg_short |= 0x8000; /* bypass Auto-Negotiation */ + phy_write(phy, 0x1a, reg_short); + emac_mii_reset_phy(phy); /* reset MAC interface */ + + /* Reset access to Page 0 */ + phy_write(phy, 0x16, 0x0000); + + return 0; +} + static int et1011c_init(struct mii_phy *phy) { u16 reg_short; @@ -384,11 +452,27 @@ static struct mii_phy_def m88e1111_phy_def = { .ops = &m88e1111_phy_ops, }; +static struct mii_phy_ops m88e1112_phy_ops = { + .init = m88e1112_init, + .setup_aneg = genmii_setup_aneg, + .setup_forced = genmii_setup_forced, + .poll_link = genmii_poll_link, + .read_link = genmii_read_link +}; + +static struct mii_phy_def m88e1112_phy_def = { + .phy_id = 0x01410C90, + .phy_id_mask = 0x0ffffff0, + .name = "Marvell 88E1112 Ethernet", + .ops = &m88e1112_phy_ops, +}; + static struct mii_phy_def *mii_phy_table[] = { &et1011c_phy_def, &cis8201_phy_def, &bcm5248_phy_def, &m88e1111_phy_def, + &m88e1112_phy_def, &genmii_phy_def, NULL }; diff --git a/drivers/net/ibm_newemac/phy.h b/drivers/net/ibm_newemac/phy.h index 1b65c81f655..5d2bf4cbe50 100644 --- a/drivers/net/ibm_newemac/phy.h +++ b/drivers/net/ibm_newemac/phy.h @@ -57,6 +57,7 @@ struct mii_phy { or determined automaticaly */ int address; /* PHY address */ int mode; /* PHY mode */ + int gpcs_address; /* GPCS PHY address */ /* 1: autoneg enabled, 0: disabled */ int autoneg; @@ -81,5 +82,6 @@ struct mii_phy { */ int emac_mii_phy_probe(struct mii_phy *phy, int address); int emac_mii_reset_phy(struct mii_phy *phy); +int emac_mii_reset_gpcs(struct mii_phy *phy); #endif /* __IBM_NEWEMAC_PHY_H */ diff --git a/drivers/net/irda/sir_dongle.c b/drivers/net/irda/sir_dongle.c index 36030241f7a..2a9930e6e2a 100644 --- a/drivers/net/irda/sir_dongle.c +++ b/drivers/net/irda/sir_dongle.c @@ -67,9 +67,7 @@ int sirdev_get_dongle(struct sir_dev *dev, IRDA_DONGLE type) const struct dongle_driver *drv = NULL; int err = -EINVAL; -#ifdef CONFIG_KMOD request_module("irda-dongle-%d", type); -#endif if (dev->dongle_drv != NULL) return -EBUSY; diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index f11e900b437..e11b03b2b25 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -309,11 +309,6 @@ void phy_disconnect(struct phy_device *phydev) } EXPORT_SYMBOL(phy_disconnect); -static int phy_compare_id(struct device *dev, void *data) -{ - return strcmp((char *)data, dev->bus_id) ? 0 : 1; -} - /** * phy_attach - attach a network device to a particular PHY device * @dev: network device to attach @@ -337,8 +332,7 @@ struct phy_device *phy_attach(struct net_device *dev, /* Search the list of PHY devices on the mdio bus for the * PHY with the requested name */ - d = bus_find_device(bus, NULL, (void *)bus_id, phy_compare_id); - + d = bus_find_device_by_name(bus, NULL, bus_id); if (d) { phydev = to_phy_device(d); } else { diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 0ca0fcbb7c0..7e857e938ad 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -866,8 +866,8 @@ static int __init ppp_init(void) err = PTR_ERR(ppp_class); goto out_chrdev; } - device_create_drvdata(ppp_class, NULL, MKDEV(PPP_MAJOR, 0), - NULL, "ppp"); + device_create(ppp_class, NULL, MKDEV(PPP_MAJOR, 0), NULL, + "ppp"); } out: @@ -2127,13 +2127,9 @@ ppp_set_compress(struct ppp *ppp, unsigned long arg) || ccp_option[1] < 2 || ccp_option[1] > data.length) goto out; - cp = find_compressor(ccp_option[0]); -#ifdef CONFIG_KMOD - if (!cp) { - request_module("ppp-compress-%d", ccp_option[0]); - cp = find_compressor(ccp_option[0]); - } -#endif /* CONFIG_KMOD */ + cp = try_then_request_module( + find_compressor(ccp_option[0]), + "ppp-compress-%d", ccp_option[0]); if (!cp) goto out; diff --git a/drivers/net/pppox.c b/drivers/net/pppox.c index c6898c1fc54..03aecc97fb4 100644 --- a/drivers/net/pppox.c +++ b/drivers/net/pppox.c @@ -115,13 +115,8 @@ static int pppox_create(struct net *net, struct socket *sock, int protocol) goto out; rc = -EPROTONOSUPPORT; -#ifdef CONFIG_KMOD - if (!pppox_protos[protocol]) { - char buffer[32]; - sprintf(buffer, "pppox-proto-%d", protocol); - request_module(buffer); - } -#endif + if (!pppox_protos[protocol]) + request_module("pppox-proto-%d", protocol); if (!pppox_protos[protocol] || !try_module_get(pppox_protos[protocol]->owner)) goto out; diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index f14051556c8..7f97f8d08c3 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -388,8 +388,8 @@ static int __init cosa_init(void) goto out_chrdev; } for (i = 0; i < nr_cards; i++) - device_create_drvdata(cosa_class, NULL, MKDEV(cosa_major, i), - NULL, "cosa%d", i); + device_create(cosa_class, NULL, MKDEV(cosa_major, i), NULL, + "cosa%d", i); err = 0; goto out; diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c index 74726990d59..f05f584ab7b 100644 --- a/drivers/net/wireless/ath9k/main.c +++ b/drivers/net/wireless/ath9k/main.c @@ -1640,6 +1640,11 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw, return ret; } +static int ath9k_no_fragmentation(struct ieee80211_hw *hw, u32 value) +{ + return -EOPNOTSUPP; +} + static struct ieee80211_ops ath9k_ops = { .tx = ath9k_tx, .start = ath9k_start, @@ -1664,7 +1669,8 @@ static struct ieee80211_ops ath9k_ops = { .get_tsf = ath9k_get_tsf, .reset_tsf = ath9k_reset_tsf, .tx_last_beacon = NULL, - .ampdu_action = ath9k_ampdu_action + .ampdu_action = ath9k_ampdu_action, + .set_frag_threshold = ath9k_no_fragmentation, }; static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index f6003e7996a..5155b8a760a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -833,12 +833,12 @@ static int iwl5000_hw_set_hw_params(struct iwl_priv *priv) switch (priv->hw_rev & CSR_HW_REV_TYPE_MSK) { case CSR_HW_REV_TYPE_5100: case CSR_HW_REV_TYPE_5300: - /* 5X00 wants in Celsius */ + case CSR_HW_REV_TYPE_5350: + /* 5X00 and 5350 wants in Celsius */ priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD; break; case CSR_HW_REV_TYPE_5150: - case CSR_HW_REV_TYPE_5350: - /* 5X50 wants in Kelvin */ + /* 5150 wants in Kelvin */ priv->hw_params.ct_kill_threshold = CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD); break; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 93944de923c..e2a58e47703 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -2422,7 +2422,7 @@ static void rs_free_sta(void *priv_r, struct ieee80211_sta *sta, void *priv_sta) { struct iwl_lq_sta *lq_sta = priv_sta; - struct iwl_priv *priv = priv_r; + struct iwl_priv *priv __maybe_unused = priv_r; IWL_DEBUG_RATE("enter\n"); kfree(lq_sta); diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index a912fb68c09..297696de2da 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -823,7 +823,9 @@ int lbs_update_channel(struct lbs_private *priv) int lbs_set_channel(struct lbs_private *priv, u8 channel) { struct cmd_ds_802_11_rf_channel cmd; +#ifdef DEBUG u8 old_channel = priv->curbssparams.channel; +#endif int ret = 0; lbs_deb_enter(LBS_DEB_CMD); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index c9e4a435b2f..1a019e98dac 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -533,11 +533,11 @@ static int __init init_mac80211_hwsim(void) data = hw->priv; data->hw = hw; - data->dev = device_create_drvdata(hwsim_class, NULL, 0, hw, - "hwsim%d", i); + data->dev = device_create(hwsim_class, NULL, 0, hw, + "hwsim%d", i); if (IS_ERR(data->dev)) { printk(KERN_DEBUG - "mac80211_hwsim: device_create_drvdata " + "mac80211_hwsim: device_create " "failed (%ld)\n", PTR_ERR(data->dev)); err = -ENOMEM; goto failed_drvdata; diff --git a/drivers/net/wireless/orinoco_cs.c b/drivers/net/wireless/orinoco_cs.c index e585684e59a..6fcf2bda7cd 100644 --- a/drivers/net/wireless/orinoco_cs.c +++ b/drivers/net/wireless/orinoco_cs.c @@ -378,6 +378,7 @@ static int orinoco_cs_resume(struct pcmcia_device *link) struct orinoco_private *priv = netdev_priv(dev); struct orinoco_pccard *card = priv->card; int err = 0; + unsigned long flags; if (! test_bit(0, &card->hard_reset_in_progress)) { err = orinoco_reinit_firmware(dev); @@ -387,7 +388,7 @@ static int orinoco_cs_resume(struct pcmcia_device *link) return -EIO; } - spin_lock(&priv->lock); + spin_lock_irqsave(&priv->lock, flags); netif_device_attach(dev); priv->hw_unavailable--; @@ -399,7 +400,7 @@ static int orinoco_cs_resume(struct pcmcia_device *link) dev->name, err); } - spin_unlock(&priv->lock); + spin_unlock_irqrestore(&priv->lock, flags); } return err; diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index 1994aa199d3..117c7d3a52b 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -479,7 +479,6 @@ static int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len) printk(KERN_ERR "p54: eeprom parse failed!\n"); return err; } -EXPORT_SYMBOL_GPL(p54_parse_eeprom); static int p54_rssi_to_dbm(struct ieee80211_hw *dev, int rssi) { diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index 1912f5e9a0a..75d749bccb0 100644 --- a/drivers/net/wireless/p54/p54usb.c +++ b/drivers/net/wireless/p54/p54usb.c @@ -39,6 +39,7 @@ static struct usb_device_id p54u_table[] __devinitdata = { {USB_DEVICE(0x0846, 0x4200)}, /* Netgear WG121 */ {USB_DEVICE(0x0846, 0x4210)}, /* Netgear WG121 the second ? */ {USB_DEVICE(0x0846, 0x4220)}, /* Netgear WG111 */ + {USB_DEVICE(0x09aa, 0x1000)}, /* Spinnaker Proto board */ {USB_DEVICE(0x0cde, 0x0006)}, /* Medion 40900, Roper Europe */ {USB_DEVICE(0x124a, 0x4023)}, /* Shuttle PN15, Airvast WM168g, IOGear GWU513 */ {USB_DEVICE(0x1915, 0x2234)}, /* Linksys WUSB54G OEM */ @@ -63,8 +64,8 @@ static struct usb_device_id p54u_table[] __devinitdata = { {USB_DEVICE(0x0cde, 0x0006)}, /* Medion MD40900 */ {USB_DEVICE(0x0cde, 0x0008)}, /* Sagem XG703A */ {USB_DEVICE(0x0d8e, 0x3762)}, /* DLink DWL-G120 Cohiba */ - {USB_DEVICE(0x09aa, 0x1000)}, /* Spinnaker Proto board */ {USB_DEVICE(0x124a, 0x4025)}, /* IOGear GWU513 (GW3887IK chip) */ + {USB_DEVICE(0x1260, 0xee22)}, /* SMC 2862W-G version 2 */ {USB_DEVICE(0x13b1, 0x000a)}, /* Linksys WUSB54G ver 2 */ {USB_DEVICE(0x13B1, 0x000C)}, /* Linksys WUSB54AG */ {USB_DEVICE(0x1435, 0x0427)}, /* Inventel UR054G */ diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index 1676ac48479..451d410ecda 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -374,7 +374,7 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb) struct queue_entry *entry = rt2x00queue_get_entry(queue, Q_INDEX); struct txentry_desc txdesc; struct skb_frame_desc *skbdesc; - unsigned int iv_len; + unsigned int iv_len = 0; if (unlikely(rt2x00queue_full(queue))) return -EINVAL; @@ -395,6 +395,9 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb) entry->skb = skb; rt2x00queue_create_tx_descriptor(entry, &txdesc); + if (IEEE80211_SKB_CB(skb)->control.hw_key != NULL) + iv_len = IEEE80211_SKB_CB(skb)->control.hw_key->iv_len; + /* * All information is retreived from the skb->cb array, * now we should claim ownership of the driver part of that @@ -410,9 +413,7 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb) * the frame so we can provide it to the driver seperately. */ if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc.flags) && - !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc.flags) && - (IEEE80211_SKB_CB(skb)->control.hw_key != NULL)) { - iv_len = IEEE80211_SKB_CB(skb)->control.hw_key->iv_len; + !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc.flags)) { rt2x00crypto_tx_remove_iv(skb, iv_len); } diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c index e9902613e2e..431e3c78bf2 100644 --- a/drivers/net/wireless/rtl8187_dev.c +++ b/drivers/net/wireless/rtl8187_dev.c @@ -33,10 +33,13 @@ MODULE_LICENSE("GPL"); static struct usb_device_id rtl8187_table[] __devinitdata = { /* Asus */ {USB_DEVICE(0x0b05, 0x171d), .driver_info = DEVICE_RTL8187}, + /* Belkin */ + {USB_DEVICE(0x050d, 0x705e), .driver_info = DEVICE_RTL8187B}, /* Realtek */ {USB_DEVICE(0x0bda, 0x8187), .driver_info = DEVICE_RTL8187}, {USB_DEVICE(0x0bda, 0x8189), .driver_info = DEVICE_RTL8187B}, {USB_DEVICE(0x0bda, 0x8197), .driver_info = DEVICE_RTL8187B}, + {USB_DEVICE(0x0bda, 0x8198), .driver_info = DEVICE_RTL8187B}, /* Netgear */ {USB_DEVICE(0x0846, 0x6100), .driver_info = DEVICE_RTL8187}, {USB_DEVICE(0x0846, 0x6a00), .driver_info = DEVICE_RTL8187}, diff --git a/drivers/net/wireless/spectrum_cs.c b/drivers/net/wireless/spectrum_cs.c index b0c71c3be46..852789ad34b 100644 --- a/drivers/net/wireless/spectrum_cs.c +++ b/drivers/net/wireless/spectrum_cs.c @@ -426,10 +426,11 @@ spectrum_cs_suspend(struct pcmcia_device *link) { struct net_device *dev = link->priv; struct orinoco_private *priv = netdev_priv(dev); + unsigned long flags; int err = 0; /* Mark the device as stopped, to block IO until later */ - spin_lock(&priv->lock); + spin_lock_irqsave(&priv->lock, flags); err = __orinoco_down(dev); if (err) @@ -439,7 +440,7 @@ spectrum_cs_suspend(struct pcmcia_device *link) netif_device_detach(dev); priv->hw_unavailable++; - spin_unlock(&priv->lock); + spin_unlock_irqrestore(&priv->lock, flags); return err; } diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 3c3dd403f5d..5c7a87e3895 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -471,7 +471,7 @@ static int xennet_start_xmit(struct sk_buff *skb, struct net_device *dev) unsigned int offset = offset_in_page(data); unsigned int len = skb_headlen(skb); - frags += (offset + len + PAGE_SIZE - 1) / PAGE_SIZE; + frags += DIV_ROUND_UP(offset + len, PAGE_SIZE); if (unlikely(frags > MAX_SKB_FRAGS + 1)) { printk(KERN_ALERT "xennet: skb rides the rocket: %d frags\n", frags); diff --git a/drivers/nubus/nubus.c b/drivers/nubus/nubus.c index 2f047e573d8..f5f75844954 100644 --- a/drivers/nubus/nubus.c +++ b/drivers/nubus/nubus.c @@ -126,7 +126,7 @@ static void nubus_advance(unsigned char **ptr, int len, int map) { while(not_useful(p,map)) p++; - p++; + p++; len--; } *ptr = p; diff --git a/drivers/of/base.c b/drivers/of/base.c index ad8ac1a8af2..7c79e94a35e 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -410,7 +410,7 @@ struct of_modalias_table { char *modalias; }; static struct of_modalias_table of_modalias_table[] = { - /* Empty for now; add entries as needed */ + { "fsl,mcu-mpc8349emitx", "mcu-mpc8349emitx" }, }; /** @@ -420,13 +420,12 @@ static struct of_modalias_table of_modalias_table[] = { * @len: Length of modalias value * * Based on the value of the compatible property, this routine will determine - * an appropriate modalias value for a particular device tree node. Three - * separate methods are used to derive a modalias value. + * an appropriate modalias value for a particular device tree node. Two + * separate methods are attempted to derive a modalias value. * * First method is to lookup the compatible value in of_modalias_table. - * Second is to look for a "linux,<modalias>" entry in the compatible list - * and used that for modalias. Third is to strip off the manufacturer - * prefix from the first compatible entry and use the remainder as modalias + * Second is to strip off the manufacturer prefix from the first + * compatible entry and use the remainder as modalias * * This routine returns 0 on success */ @@ -449,21 +448,7 @@ int of_modalias_node(struct device_node *node, char *modalias, int len) if (!compatible) return -ENODEV; - /* 2. search for linux,<modalias> entry */ - p = compatible; - while (cplen > 0) { - if (!strncmp(p, "linux,", 6)) { - p += 6; - strlcpy(modalias, p, len); - return 0; - } - - i = strlen(p) + 1; - p += i; - cplen -= i; - } - - /* 3. take first compatible entry and strip manufacturer */ + /* 2. take first compatible entry and strip manufacturer */ p = strchr(compatible, ','); if (!p) return -ENODEV; @@ -473,3 +458,112 @@ int of_modalias_node(struct device_node *node, char *modalias, int len) } EXPORT_SYMBOL_GPL(of_modalias_node); +/** + * of_parse_phandles_with_args - Find a node pointed by phandle in a list + * @np: pointer to a device tree node containing a list + * @list_name: property name that contains a list + * @cells_name: property name that specifies phandles' arguments count + * @index: index of a phandle to parse out + * @out_node: pointer to device_node struct pointer (will be filled) + * @out_args: pointer to arguments pointer (will be filled) + * + * This function is useful to parse lists of phandles and their arguments. + * Returns 0 on success and fills out_node and out_args, on error returns + * appropriate errno value. + * + * Example: + * + * phandle1: node1 { + * #list-cells = <2>; + * } + * + * phandle2: node2 { + * #list-cells = <1>; + * } + * + * node3 { + * list = <&phandle1 1 2 &phandle2 3>; + * } + * + * To get a device_node of the `node2' node you may call this: + * of_parse_phandles_with_args(node3, "list", "#list-cells", 2, &node2, &args); + */ +int of_parse_phandles_with_args(struct device_node *np, const char *list_name, + const char *cells_name, int index, + struct device_node **out_node, + const void **out_args) +{ + int ret = -EINVAL; + const u32 *list; + const u32 *list_end; + int size; + int cur_index = 0; + struct device_node *node = NULL; + const void *args; + + list = of_get_property(np, list_name, &size); + if (!list) { + ret = -ENOENT; + goto err0; + } + list_end = list + size / sizeof(*list); + + while (list < list_end) { + const u32 *cells; + const phandle *phandle; + + phandle = list; + args = list + 1; + + /* one cell hole in the list = <>; */ + if (!*phandle) { + list++; + goto next; + } + + node = of_find_node_by_phandle(*phandle); + if (!node) { + pr_debug("%s: could not find phandle\n", + np->full_name); + goto err0; + } + + cells = of_get_property(node, cells_name, &size); + if (!cells || size != sizeof(*cells)) { + pr_debug("%s: could not get %s for %s\n", + np->full_name, cells_name, node->full_name); + goto err1; + } + + /* Next phandle is at offset of one phandle cell + #cells */ + list += 1 + *cells; + if (list > list_end) { + pr_debug("%s: insufficient arguments length\n", + np->full_name); + goto err1; + } +next: + if (cur_index == index) + break; + + of_node_put(node); + node = NULL; + cur_index++; + } + + if (!node) { + ret = -ENOENT; + goto err0; + } + + *out_node = node; + *out_args = args; + + return 0; +err1: + of_node_put(node); +err0: + pr_debug("%s failed with status %d\n", __func__, ret); + return ret; +} +EXPORT_SYMBOL(of_parse_phandles_with_args); diff --git a/drivers/of/gpio.c b/drivers/of/gpio.c index 1c9cab844f1..7cd7301b583 100644 --- a/drivers/of/gpio.c +++ b/drivers/of/gpio.c @@ -28,78 +28,35 @@ */ int of_get_gpio(struct device_node *np, int index) { - int ret = -EINVAL; + int ret; struct device_node *gc; struct of_gpio_chip *of_gc = NULL; int size; - const u32 *gpios; - u32 nr_cells; - int i; const void *gpio_spec; const u32 *gpio_cells; - int gpio_index = 0; - gpios = of_get_property(np, "gpios", &size); - if (!gpios) { - ret = -ENOENT; + ret = of_parse_phandles_with_args(np, "gpios", "#gpio-cells", index, + &gc, &gpio_spec); + if (ret) { + pr_debug("%s: can't parse gpios property\n", __func__); goto err0; } - nr_cells = size / sizeof(u32); - - for (i = 0; i < nr_cells; gpio_index++) { - const phandle *gpio_phandle; - - gpio_phandle = gpios + i; - gpio_spec = gpio_phandle + 1; - - /* one cell hole in the gpios = <>; */ - if (!*gpio_phandle) { - if (gpio_index == index) - return -ENOENT; - i++; - continue; - } - - gc = of_find_node_by_phandle(*gpio_phandle); - if (!gc) { - pr_debug("%s: could not find phandle for gpios\n", - np->full_name); - goto err0; - } - - of_gc = gc->data; - if (!of_gc) { - pr_debug("%s: gpio controller %s isn't registered\n", - np->full_name, gc->full_name); - goto err1; - } - - gpio_cells = of_get_property(gc, "#gpio-cells", &size); - if (!gpio_cells || size != sizeof(*gpio_cells) || - *gpio_cells != of_gc->gpio_cells) { - pr_debug("%s: wrong #gpio-cells for %s\n", - np->full_name, gc->full_name); - goto err1; - } - - /* Next phandle is at phandle cells + #gpio-cells */ - i += sizeof(*gpio_phandle) / sizeof(u32) + *gpio_cells; - if (i >= nr_cells + 1) { - pr_debug("%s: insufficient gpio-spec length\n", - np->full_name); - goto err1; - } - - if (gpio_index == index) - break; - - of_gc = NULL; - of_node_put(gc); - } + of_gc = gc->data; if (!of_gc) { - ret = -ENOENT; - goto err0; + pr_debug("%s: gpio controller %s isn't registered\n", + np->full_name, gc->full_name); + ret = -ENODEV; + goto err1; + } + + gpio_cells = of_get_property(gc, "#gpio-cells", &size); + if (!gpio_cells || size != sizeof(*gpio_cells) || + *gpio_cells != of_gc->gpio_cells) { + pr_debug("%s: wrong #gpio-cells for %s\n", + np->full_name, gc->full_name); + ret = -EINVAL; + goto err1; } ret = of_gc->xlate(of_gc, np, gpio_spec); diff --git a/drivers/parport/ChangeLog b/drivers/parport/ChangeLog index db717c1d62a..8565bbbeb6e 100644 --- a/drivers/parport/ChangeLog +++ b/drivers/parport/ChangeLog @@ -311,7 +311,7 @@ * ieee1284_ops.c (parport_ieee1284_read_nibble): Reset nAutoFd on timeout. Matches 2.2.x behaviour. -2001-03-02 Andrew Morton <andrewm@uow.edu.au> +2001-03-02 Andrew Morton * parport_pc.c (registered_parport): New static variable. (parport_pc_find_ports): Set it when we register PCI driver. diff --git a/drivers/parport/ieee1284.c b/drivers/parport/ieee1284.c index e97059415ab..ac2a805ac7e 100644 --- a/drivers/parport/ieee1284.c +++ b/drivers/parport/ieee1284.c @@ -1,4 +1,4 @@ -/* $Id: parport_ieee1284.c,v 1.4 1997/10/19 21:37:21 philip Exp $ +/* * IEEE-1284 implementation for parport. * * Authors: Phil Blundell <philb@gnu.org> diff --git a/drivers/parport/probe.c b/drivers/parport/probe.c index cd565bb4e1a..0f6550719bc 100644 --- a/drivers/parport/probe.c +++ b/drivers/parport/probe.c @@ -1,4 +1,4 @@ -/* $Id: parport_probe.c,v 1.1 1999/07/03 08:56:17 davem Exp $ +/* * Parallel port device probing code * * Authors: Carsten Gross, carsten@sol.wohnheim.uni-ulm.de diff --git a/drivers/parport/share.c b/drivers/parport/share.c index a8a62bbbb57..0ebca450ed2 100644 --- a/drivers/parport/share.c +++ b/drivers/parport/share.c @@ -1,4 +1,4 @@ -/* $Id: parport_share.c,v 1.15 1998/01/11 12:06:17 philip Exp $ +/* * Parallel-port resource manager code. * * Authors: David Campbell <campbell@tirian.che.curtin.edu.au> diff --git a/drivers/pci/hotplug/ibmphp_ebda.c b/drivers/pci/hotplug/ibmphp_ebda.c index 8467d028732..7d27631e6e6 100644 --- a/drivers/pci/hotplug/ibmphp_ebda.c +++ b/drivers/pci/hotplug/ibmphp_ebda.c @@ -276,7 +276,7 @@ int __init ibmphp_access_ebda (void) iounmap (io_mem); debug ("returned ebda segment: %x\n", ebda_seg); - io_mem = ioremap (ebda_seg<<4, 65000); + io_mem = ioremap(ebda_seg<<4, 1024); if (!io_mem ) return -ENOMEM; next_offset = 0x180; diff --git a/drivers/pci/hotplug/rpaphp_slot.c b/drivers/pci/hotplug/rpaphp_slot.c index 9b714ea93d2..50884507b8b 100644 --- a/drivers/pci/hotplug/rpaphp_slot.c +++ b/drivers/pci/hotplug/rpaphp_slot.c @@ -147,9 +147,5 @@ int rpaphp_register_slot(struct slot *slot) list_add(&slot->rpaphp_slot_list, &rpaphp_slot_head); info("Slot [%s] registered\n", slot->name); return 0; - -sysfs_fail: - pci_hp_deregister(php_slot); - return retval; } diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 36698e57b97..dd9161a054e 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1237,8 +1237,11 @@ EXPORT_SYMBOL(pci_scan_bridge); EXPORT_SYMBOL_GPL(pci_scan_child_bus); #endif -static int __init pci_sort_bf_cmp(const struct pci_dev *a, const struct pci_dev *b) +static int __init pci_sort_bf_cmp(const struct device *d_a, const struct device *d_b) { + const struct pci_dev *a = to_pci_dev(d_a); + const struct pci_dev *b = to_pci_dev(d_b); + if (pci_domain_nr(a->bus) < pci_domain_nr(b->bus)) return -1; else if (pci_domain_nr(a->bus) > pci_domain_nr(b->bus)) return 1; @@ -1251,50 +1254,7 @@ static int __init pci_sort_bf_cmp(const struct pci_dev *a, const struct pci_dev return 0; } -/* - * Yes, this forcably breaks the klist abstraction temporarily. It - * just wants to sort the klist, not change reference counts and - * take/drop locks rapidly in the process. It does all this while - * holding the lock for the list, so objects can't otherwise be - * added/removed while we're swizzling. - */ -static void __init pci_insertion_sort_klist(struct pci_dev *a, struct list_head *list) -{ - struct list_head *pos; - struct klist_node *n; - struct device *dev; - struct pci_dev *b; - - list_for_each(pos, list) { - n = container_of(pos, struct klist_node, n_node); - dev = container_of(n, struct device, knode_bus); - b = to_pci_dev(dev); - if (pci_sort_bf_cmp(a, b) <= 0) { - list_move_tail(&a->dev.knode_bus.n_node, &b->dev.knode_bus.n_node); - return; - } - } - list_move_tail(&a->dev.knode_bus.n_node, list); -} - void __init pci_sort_breadthfirst(void) { - LIST_HEAD(sorted_devices); - struct list_head *pos, *tmp; - struct klist_node *n; - struct device *dev; - struct pci_dev *pdev; - struct klist *device_klist; - - device_klist = bus_get_device_klist(&pci_bus_type); - - spin_lock(&device_klist->k_lock); - list_for_each_safe(pos, tmp, &device_klist->k_list) { - n = container_of(pos, struct klist_node, n_node); - dev = container_of(n, struct device, knode_bus); - pdev = to_pci_dev(dev); - pci_insertion_sort_klist(pdev, &sorted_devices); - } - list_splice(&sorted_devices, &device_klist->k_list); - spin_unlock(&device_klist->k_lock); + bus_sort_breadthfirst(&pci_bus_type, &pci_sort_bf_cmp); } diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 3abbfad9dda..d5e2106760f 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -378,11 +378,10 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, unsigned long align = 0; min_align = 0; for (order = 0; order <= max_order; order++) { -#ifdef CONFIG_RESOURCES_64BIT - resource_size_t align1 = 1ULL << (order + 20); -#else - resource_size_t align1 = 1U << (order + 20); -#endif + resource_size_t align1 = 1; + + align1 <<= (order + 20); + if (!align) min_align = align1; else if (ALIGN(align + min_align, min_align) < align1) diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile index 74d1c906c5d..b46c60b7270 100644 --- a/drivers/pcmcia/Makefile +++ b/drivers/pcmcia/Makefile @@ -64,10 +64,11 @@ sa1100_cs-$(CONFIG_SA1100_SHANNON) += sa1100_shannon.o sa1100_cs-$(CONFIG_SA1100_SIMPAD) += sa1100_simpad.o pxa2xx_lubbock_cs-y += pxa2xx_lubbock.o sa1111_generic.o +pxa2xx_cm_x2xx_cs-y += pxa2xx_cm_x2xx.o pxa2xx_cm_x255.o pxa2xx_cm_x270.o pxa2xx-obj-$(CONFIG_ARCH_LUBBOCK) += pxa2xx_lubbock_cs.o pxa2xx-obj-$(CONFIG_MACH_MAINSTONE) += pxa2xx_mainstone.o pxa2xx-obj-$(CONFIG_PXA_SHARPSL) += pxa2xx_sharpsl.o -pxa2xx-obj-$(CONFIG_MACH_ARMCORE) += pxa2xx_cm_x2xx.o pxa2xx_cm_x255.o pxa2xx_cm_x270.o +pxa2xx-obj-$(CONFIG_MACH_ARMCORE) += pxa2xx_cm_x2xx_cs.o pxa2xx-obj-$(CONFIG_ARCH_VIPER) += pxa2xx_viper.o pxa2xx-obj-$(CONFIG_TRIZEPS_PCMCIA) += pxa2xx_trizeps.o pxa2xx-obj-$(CONFIG_MACH_PALMTX) += pxa2xx_palmtx.o diff --git a/drivers/pnp/base.h b/drivers/pnp/base.h index 9fd7bb9b7dc..3b8b9d3cb03 100644 --- a/drivers/pnp/base.h +++ b/drivers/pnp/base.h @@ -4,6 +4,7 @@ */ extern spinlock_t pnp_lock; +extern struct device_attribute pnp_interface_attrs[]; void *pnp_alloc(long size); int pnp_register_protocol(struct pnp_protocol *protocol); @@ -16,7 +17,6 @@ struct pnp_card *pnp_alloc_card(struct pnp_protocol *, int id, char *pnpid); int pnp_add_device(struct pnp_dev *dev); struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id); -int pnp_interface_attach_device(struct pnp_dev *dev); int pnp_add_card(struct pnp_card *card); void pnp_remove_card(struct pnp_card *card); @@ -147,7 +147,7 @@ char *pnp_resource_type_name(struct resource *res); void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc); void pnp_free_resources(struct pnp_dev *dev); -int pnp_resource_type(struct resource *res); +unsigned long pnp_resource_type(struct resource *res); struct pnp_resource { struct list_head list; diff --git a/drivers/pnp/core.c b/drivers/pnp/core.c index a411582bcd7..817fe626e15 100644 --- a/drivers/pnp/core.c +++ b/drivers/pnp/core.c @@ -159,21 +159,13 @@ struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *protocol, int id, char *pnpid int __pnp_add_device(struct pnp_dev *dev) { - int ret; - pnp_fixup_device(dev); dev->status = PNP_READY; spin_lock(&pnp_lock); list_add_tail(&dev->global_list, &pnp_global); list_add_tail(&dev->protocol_list, &dev->protocol->devices); spin_unlock(&pnp_lock); - - ret = device_register(&dev->dev); - if (ret) - return ret; - - pnp_interface_attach_device(dev); - return 0; + return device_register(&dev->dev); } /* @@ -218,7 +210,6 @@ void __pnp_remove_device(struct pnp_dev *dev) static int __init pnp_init(void) { - printk(KERN_INFO "Linux Plug and Play Support v0.97 (c) Adam Belay\n"); return bus_register(&pnp_bus_type); } diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c index d3f869ee1d9..e3f7e89c4df 100644 --- a/drivers/pnp/driver.c +++ b/drivers/pnp/driver.c @@ -206,6 +206,7 @@ struct bus_type pnp_bus_type = { .remove = pnp_device_remove, .suspend = pnp_bus_suspend, .resume = pnp_bus_resume, + .dev_attrs = pnp_interface_attrs, }; int pnp_register_driver(struct pnp_driver *drv) diff --git a/drivers/pnp/interface.c b/drivers/pnp/interface.c index a876ecf7028..478a4a739c0 100644 --- a/drivers/pnp/interface.c +++ b/drivers/pnp/interface.c @@ -243,8 +243,6 @@ static ssize_t pnp_show_options(struct device *dmdev, return ret; } -static DEVICE_ATTR(options, S_IRUGO, pnp_show_options, NULL); - static ssize_t pnp_show_current_resources(struct device *dmdev, struct device_attribute *attr, char *buf) @@ -420,9 +418,6 @@ done: return count; } -static DEVICE_ATTR(resources, S_IRUGO | S_IWUSR, - pnp_show_current_resources, pnp_set_current_resources); - static ssize_t pnp_show_current_ids(struct device *dmdev, struct device_attribute *attr, char *buf) { @@ -437,27 +432,11 @@ static ssize_t pnp_show_current_ids(struct device *dmdev, return (str - buf); } -static DEVICE_ATTR(id, S_IRUGO, pnp_show_current_ids, NULL); - -int pnp_interface_attach_device(struct pnp_dev *dev) -{ - int rc = device_create_file(&dev->dev, &dev_attr_options); - - if (rc) - goto err; - rc = device_create_file(&dev->dev, &dev_attr_resources); - if (rc) - goto err_opt; - rc = device_create_file(&dev->dev, &dev_attr_id); - if (rc) - goto err_res; - - return 0; - -err_res: - device_remove_file(&dev->dev, &dev_attr_resources); -err_opt: - device_remove_file(&dev->dev, &dev_attr_options); -err: - return rc; -} +struct device_attribute pnp_interface_attrs[] = { + __ATTR(resources, S_IRUGO | S_IWUSR, + pnp_show_current_resources, + pnp_set_current_resources), + __ATTR(options, S_IRUGO, pnp_show_options, NULL), + __ATTR(id, S_IRUGO, pnp_show_current_ids, NULL), + __ATTR_NULL, +}; diff --git a/drivers/pnp/isapnp/core.c b/drivers/pnp/isapnp/core.c index 101a835e875..46455fbab6d 100644 --- a/drivers/pnp/isapnp/core.c +++ b/drivers/pnp/isapnp/core.c @@ -1012,7 +1012,7 @@ static int __init isapnp_init(void) printk(KERN_INFO "isapnp: ISA Plug & Play support disabled\n"); return 0; } -#ifdef CONFIG_PPC_MERGE +#ifdef CONFIG_PPC if (check_legacy_ioport(_PIDXR) || check_legacy_ioport(_PNPWRP)) return -EINVAL; #endif diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c index 662dfcddedc..2bfe13369df 100644 --- a/drivers/pnp/pnpbios/core.c +++ b/drivers/pnp/pnpbios/core.c @@ -519,7 +519,7 @@ static int __init pnpbios_init(void) { int ret; -#if defined(CONFIG_PPC_MERGE) +#if defined(CONFIG_PPC) if (check_legacy_ioport(PNPBIOS_BASE)) return -ENODEV; #endif @@ -577,7 +577,7 @@ static int __init pnpbios_thread_init(void) { struct task_struct *task; -#if defined(CONFIG_PPC_MERGE) +#if defined(CONFIG_PPC) if (check_legacy_ioport(PNPBIOS_BASE)) return 0; #endif diff --git a/drivers/pnp/quirks.c b/drivers/pnp/quirks.c index 0bdf9b8a5e5..d15e2b77af8 100644 --- a/drivers/pnp/quirks.c +++ b/drivers/pnp/quirks.c @@ -245,7 +245,7 @@ static void quirk_system_pci_resources(struct pnp_dev *dev) */ for_each_pci_dev(pdev) { for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { - unsigned int type; + unsigned long type; type = pci_resource_flags(pdev, i) & (IORESOURCE_IO | IORESOURCE_MEM); diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c index 4cfe3a1efdf..dbae23acdd5 100644 --- a/drivers/pnp/resource.c +++ b/drivers/pnp/resource.c @@ -467,14 +467,14 @@ int pnp_check_dma(struct pnp_dev *dev, struct resource *res) #endif } -int pnp_resource_type(struct resource *res) +unsigned long pnp_resource_type(struct resource *res) { return res->flags & (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_IRQ | IORESOURCE_DMA); } struct resource *pnp_get_resource(struct pnp_dev *dev, - unsigned int type, unsigned int num) + unsigned long type, unsigned int num) { struct pnp_resource *pnp_res; struct resource *res; diff --git a/drivers/power/olpc_battery.c b/drivers/power/olpc_battery.c index 32570af3c5c..5fbca2681ba 100644 --- a/drivers/power/olpc_battery.c +++ b/drivers/power/olpc_battery.c @@ -205,9 +205,9 @@ static int olpc_bat_get_property(struct power_supply *psy, union power_supply_propval *val) { int ret = 0; - int16_t ec_word; + __be16 ec_word; uint8_t ec_byte; - uint64_t ser_buf; + __be64 ser_buf; ret = olpc_ec_cmd(EC_BAT_STATUS, NULL, 0, &ec_byte, 1); if (ret) @@ -257,16 +257,14 @@ static int olpc_bat_get_property(struct power_supply *psy, if (ret) return ret; - ec_word = be16_to_cpu(ec_word); - val->intval = ec_word * 9760L / 32; + val->intval = (int)be16_to_cpu(ec_word) * 9760L / 32; break; case POWER_SUPPLY_PROP_CURRENT_AVG: ret = olpc_ec_cmd(EC_BAT_CURRENT, NULL, 0, (void *)&ec_word, 2); if (ret) return ret; - ec_word = be16_to_cpu(ec_word); - val->intval = ec_word * 15625L / 120; + val->intval = (int)be16_to_cpu(ec_word) * 15625L / 120; break; case POWER_SUPPLY_PROP_CAPACITY: ret = olpc_ec_cmd(EC_BAT_SOC, NULL, 0, &ec_byte, 1); @@ -278,24 +276,22 @@ static int olpc_bat_get_property(struct power_supply *psy, ret = olpc_ec_cmd(EC_BAT_TEMP, NULL, 0, (void *)&ec_word, 2); if (ret) return ret; - ec_word = be16_to_cpu(ec_word); - val->intval = ec_word * 100 / 256; + + val->intval = (int)be16_to_cpu(ec_word) * 100 / 256; break; case POWER_SUPPLY_PROP_TEMP_AMBIENT: ret = olpc_ec_cmd(EC_AMB_TEMP, NULL, 0, (void *)&ec_word, 2); if (ret) return ret; - ec_word = be16_to_cpu(ec_word); - val->intval = ec_word * 100 / 256; + val->intval = (int)be16_to_cpu(ec_word) * 100 / 256; break; case POWER_SUPPLY_PROP_CHARGE_COUNTER: ret = olpc_ec_cmd(EC_BAT_ACR, NULL, 0, (void *)&ec_word, 2); if (ret) return ret; - ec_word = be16_to_cpu(ec_word); - val->intval = ec_word * 6250 / 15; + val->intval = (int)be16_to_cpu(ec_word) * 6250 / 15; break; case POWER_SUPPLY_PROP_SERIAL_NUMBER: ret = olpc_ec_cmd(EC_BAT_SERIAL, NULL, 0, (void *)&ser_buf, 8); diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c index cb1ccb47292..3007695f90c 100644 --- a/drivers/power/power_supply_core.c +++ b/drivers/power/power_supply_core.c @@ -91,8 +91,8 @@ int power_supply_register(struct device *parent, struct power_supply *psy) { int rc = 0; - psy->dev = device_create_drvdata(power_supply_class, parent, 0, - psy, "%s", psy->name); + psy->dev = device_create(power_supply_class, parent, 0, psy, + "%s", psy->name); if (IS_ERR(psy->dev)) { rc = PTR_ERR(psy->dev); goto dev_create_failed; diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index b57fba5c6d0..f660ef3e5b2 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -220,22 +220,22 @@ config RTC_DRV_PCF8583 will be called rtc-pcf8583. config RTC_DRV_M41T80 - tristate "ST M41T80/81/82/83/84/85/87" + tristate "ST M41T65/M41T80/81/82/83/84/85/87" help - If you say Y here you will get support for the - ST M41T80 RTC chips series. Currently following chips are - supported: M41T80, M41T81, M41T82, M41T83, M41ST84, M41ST85 - and M41ST87. + If you say Y here you will get support for the ST M41T60 + and M41T80 RTC chips series. Currently, the following chips are + supported: M41T65, M41T80, M41T81, M41T82, M41T83, M41ST84, + M41ST85, and M41ST87. This driver can also be built as a module. If so, the module will be called rtc-m41t80. config RTC_DRV_M41T80_WDT - bool "ST M41T80 series RTC watchdog timer" + bool "ST M41T65/M41T80 series RTC watchdog timer" depends on RTC_DRV_M41T80 help If you say Y here you will get support for the - watchdog timer in ST M41T80 RTC chips series. + watchdog timer in the ST M41T60 and M41T80 RTC chips series. config RTC_DRV_TWL92330 boolean "TI TWL92330/Menelaus" @@ -319,6 +319,15 @@ config RTC_DRV_RS5C348 This driver can also be built as a module. If so, the module will be called rtc-rs5c348. +config RTC_DRV_DS3234 + tristate "Maxim/Dallas DS3234" + help + If you say yes here you get support for the + Maxim/Dallas DS3234 SPI RTC chip. + + This driver can also be built as a module. If so, the module + will be called rtc-ds3234. + endif # SPI_MASTER comment "Platform RTC drivers" @@ -352,6 +361,11 @@ config RTC_DRV_DS1216 help If you say yes here you get support for the Dallas DS1216 RTC chips. +config RTC_DRV_DS1286 + tristate "Dallas DS1286" + help + If you say yes here you get support for the Dallas DS1286 RTC chips. + config RTC_DRV_DS1302 tristate "Dallas DS1302" depends on SH_SECUREEDGE5410 @@ -405,6 +419,15 @@ config RTC_DRV_M48T86 This driver can also be built as a module. If so, the module will be called rtc-m48t86. +config RTC_DRV_M48T35 + tristate "ST M48T35" + help + If you say Y here you will get support for the + ST M48T35 RTC chip. + + This driver can also be built as a module, if so, the module + will be called "rtc-m48t35". + config RTC_DRV_M48T59 tristate "ST M48T59/M48T08/M48T02" help @@ -589,7 +612,7 @@ config RTC_DRV_RS5C313 config RTC_DRV_PPC tristate "PowerPC machine dependent RTC support" - depends on PPC_MERGE + depends on PPC help The PowerPC kernel has machine-specific functions for accessing the RTC. This exposes that functionality through the generic RTC diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index 10f41f85c38..d05928b3ca9 100644 --- a/drivers/rtc/Makefile +++ b/drivers/rtc/Makefile @@ -23,6 +23,7 @@ obj-$(CONFIG_RTC_DRV_AT91SAM9) += rtc-at91sam9.o obj-$(CONFIG_RTC_DRV_BFIN) += rtc-bfin.o obj-$(CONFIG_RTC_DRV_CMOS) += rtc-cmos.o obj-$(CONFIG_RTC_DRV_DS1216) += rtc-ds1216.o +obj-$(CONFIG_RTC_DRV_DS1286) += rtc-ds1286.o obj-$(CONFIG_RTC_DRV_DS1302) += rtc-ds1302.o obj-$(CONFIG_RTC_DRV_DS1305) += rtc-ds1305.o obj-$(CONFIG_RTC_DRV_DS1307) += rtc-ds1307.o @@ -31,11 +32,13 @@ obj-$(CONFIG_RTC_DRV_DS1511) += rtc-ds1511.o obj-$(CONFIG_RTC_DRV_DS1553) += rtc-ds1553.o obj-$(CONFIG_RTC_DRV_DS1672) += rtc-ds1672.o obj-$(CONFIG_RTC_DRV_DS1742) += rtc-ds1742.o +obj-$(CONFIG_RTC_DRV_DS3234) += rtc-ds3234.o obj-$(CONFIG_RTC_DRV_EP93XX) += rtc-ep93xx.o obj-$(CONFIG_RTC_DRV_FM3130) += rtc-fm3130.o obj-$(CONFIG_RTC_DRV_ISL1208) += rtc-isl1208.o obj-$(CONFIG_RTC_DRV_M41T80) += rtc-m41t80.o obj-$(CONFIG_RTC_DRV_M41T94) += rtc-m41t94.o +obj-$(CONFIG_RTC_DRV_M48T35) += rtc-m48t35.o obj-$(CONFIG_RTC_DRV_M48T59) += rtc-m48t59.o obj-$(CONFIG_RTC_DRV_M48T86) += rtc-m48t86.o obj-$(CONFIG_RTC_DRV_BQ4802) += rtc-bq4802.o diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c index 4e888cc8be5..37082616482 100644 --- a/drivers/rtc/rtc-at91rm9200.c +++ b/drivers/rtc/rtc-at91rm9200.c @@ -29,10 +29,10 @@ #include <linux/completion.h> #include <asm/uaccess.h> + #include <mach/at91_rtc.h> -#define AT91_RTC_FREQ 1 #define AT91_RTC_EPOCH 1900UL /* just like arch/arm/common/rtctime.c */ static DECLARE_COMPLETION(at91_rtc_updated); @@ -228,8 +228,6 @@ static int at91_rtc_proc(struct device *dev, struct seq_file *seq) (imr & AT91_RTC_ACKUPD) ? "yes" : "no"); seq_printf(seq, "periodic_IRQ\t: %s\n", (imr & AT91_RTC_SECEV) ? "yes" : "no"); - seq_printf(seq, "periodic_freq\t: %ld\n", - (unsigned long) AT91_RTC_FREQ); return 0; } diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index 52e2743b04e..079e9ed907e 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -432,9 +432,15 @@ static int rtc_dev_release(struct inode *inode, struct file *file) { struct rtc_device *rtc = file->private_data; -#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL - clear_uie(rtc); -#endif + /* We shut down the repeating IRQs that userspace enabled, + * since nothing is listening to them. + * - Update (UIE) ... currently only managed through ioctls + * - Periodic (PIE) ... also used through rtc_*() interface calls + * + * Leave the alarm alone; it may be set to trigger a system wakeup + * later, or be used by kernel code, and is a one-shot event anyway. + */ + rtc_dev_ioctl(file, RTC_UIE_OFF, 0); rtc_irq_set_state(rtc, NULL, 0); if (rtc->ops->release) diff --git a/drivers/rtc/rtc-ds1286.c b/drivers/rtc/rtc-ds1286.c new file mode 100644 index 00000000000..4fcb16bbff4 --- /dev/null +++ b/drivers/rtc/rtc-ds1286.c @@ -0,0 +1,410 @@ +/* + * DS1286 Real Time Clock interface for Linux + * + * Copyright (C) 1998, 1999, 2000 Ralf Baechle + * Copyright (C) 2008 Thomas Bogendoerfer + * + * Based on code written by Paul Gortmaker. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/module.h> +#include <linux/rtc.h> +#include <linux/platform_device.h> +#include <linux/bcd.h> +#include <linux/ds1286.h> +#include <linux/io.h> + +#define DRV_VERSION "1.0" + +struct ds1286_priv { + struct rtc_device *rtc; + u32 __iomem *rtcregs; + size_t size; + unsigned long baseaddr; + spinlock_t lock; +}; + +static inline u8 ds1286_rtc_read(struct ds1286_priv *priv, int reg) +{ + return __raw_readl(&priv->rtcregs[reg]) & 0xff; +} + +static inline void ds1286_rtc_write(struct ds1286_priv *priv, u8 data, int reg) +{ + __raw_writel(data, &priv->rtcregs[reg]); +} + +#ifdef CONFIG_RTC_INTF_DEV + +static int ds1286_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) +{ + struct ds1286_priv *priv = dev_get_drvdata(dev); + unsigned long flags; + unsigned char val; + + switch (cmd) { + case RTC_AIE_OFF: + /* Mask alarm int. enab. bit */ + spin_lock_irqsave(&priv->lock, flags); + val = ds1286_rtc_read(priv, RTC_CMD); + val |= RTC_TDM; + ds1286_rtc_write(priv, val, RTC_CMD); + spin_unlock_irqrestore(&priv->lock, flags); + break; + case RTC_AIE_ON: + /* Allow alarm interrupts. */ + spin_lock_irqsave(&priv->lock, flags); + val = ds1286_rtc_read(priv, RTC_CMD); + val &= ~RTC_TDM; + ds1286_rtc_write(priv, val, RTC_CMD); + spin_unlock_irqrestore(&priv->lock, flags); + break; + case RTC_WIE_OFF: + /* Mask watchdog int. enab. bit */ + spin_lock_irqsave(&priv->lock, flags); + val = ds1286_rtc_read(priv, RTC_CMD); + val |= RTC_WAM; + ds1286_rtc_write(priv, val, RTC_CMD); + spin_unlock_irqrestore(&priv->lock, flags); + break; + case RTC_WIE_ON: + /* Allow watchdog interrupts. */ + spin_lock_irqsave(&priv->lock, flags); + val = ds1286_rtc_read(priv, RTC_CMD); + val &= ~RTC_WAM; + ds1286_rtc_write(priv, val, RTC_CMD); + spin_unlock_irqrestore(&priv->lock, flags); + break; + default: + return -ENOIOCTLCMD; + } + return 0; +} + +#else +#define ds1286_ioctl NULL +#endif + +#ifdef CONFIG_PROC_FS + +static int ds1286_proc(struct device *dev, struct seq_file *seq) +{ + struct ds1286_priv *priv = dev_get_drvdata(dev); + unsigned char month, cmd, amode; + const char *s; + + month = ds1286_rtc_read(priv, RTC_MONTH); + seq_printf(seq, + "oscillator\t: %s\n" + "square_wave\t: %s\n", + (month & RTC_EOSC) ? "disabled" : "enabled", + (month & RTC_ESQW) ? "disabled" : "enabled"); + + amode = ((ds1286_rtc_read(priv, RTC_MINUTES_ALARM) & 0x80) >> 5) | + ((ds1286_rtc_read(priv, RTC_HOURS_ALARM) & 0x80) >> 6) | + ((ds1286_rtc_read(priv, RTC_DAY_ALARM) & 0x80) >> 7); + switch (amode) { + case 7: + s = "each minute"; + break; + case 3: + s = "minutes match"; + break; + case 1: + s = "hours and minutes match"; + break; + case 0: + s = "days, hours and minutes match"; + break; + default: + s = "invalid"; + break; + } + seq_printf(seq, "alarm_mode\t: %s\n", s); + + cmd = ds1286_rtc_read(priv, RTC_CMD); + seq_printf(seq, + "alarm_enable\t: %s\n" + "wdog_alarm\t: %s\n" + "alarm_mask\t: %s\n" + "wdog_alarm_mask\t: %s\n" + "interrupt_mode\t: %s\n" + "INTB_mode\t: %s_active\n" + "interrupt_pins\t: %s\n", + (cmd & RTC_TDF) ? "yes" : "no", + (cmd & RTC_WAF) ? "yes" : "no", + (cmd & RTC_TDM) ? "disabled" : "enabled", + (cmd & RTC_WAM) ? "disabled" : "enabled", + (cmd & RTC_PU_LVL) ? "pulse" : "level", + (cmd & RTC_IBH_LO) ? "low" : "high", + (cmd & RTC_IPSW) ? "unswapped" : "swapped"); + return 0; +} + +#else +#define ds1286_proc NULL +#endif + +static int ds1286_read_time(struct device *dev, struct rtc_time *tm) +{ + struct ds1286_priv *priv = dev_get_drvdata(dev); + unsigned char save_control; + unsigned long flags; + unsigned long uip_watchdog = jiffies; + + /* + * read RTC once any update in progress is done. The update + * can take just over 2ms. We wait 10 to 20ms. There is no need to + * to poll-wait (up to 1s - eeccch) for the falling edge of RTC_UIP. + * If you need to know *exactly* when a second has started, enable + * periodic update complete interrupts, (via ioctl) and then + * immediately read /dev/rtc which will block until you get the IRQ. + * Once the read clears, read the RTC time (again via ioctl). Easy. + */ + + if (ds1286_rtc_read(priv, RTC_CMD) & RTC_TE) + while (time_before(jiffies, uip_watchdog + 2*HZ/100)) + barrier(); + + /* + * Only the values that we read from the RTC are set. We leave + * tm_wday, tm_yday and tm_isdst untouched. Even though the + * RTC has RTC_DAY_OF_WEEK, we ignore it, as it is only updated + * by the RTC when initially set to a non-zero value. + */ + spin_lock_irqsave(&priv->lock, flags); + save_control = ds1286_rtc_read(priv, RTC_CMD); + ds1286_rtc_write(priv, (save_control|RTC_TE), RTC_CMD); + + tm->tm_sec = ds1286_rtc_read(priv, RTC_SECONDS); + tm->tm_min = ds1286_rtc_read(priv, RTC_MINUTES); + tm->tm_hour = ds1286_rtc_read(priv, RTC_HOURS) & 0x3f; + tm->tm_mday = ds1286_rtc_read(priv, RTC_DATE); + tm->tm_mon = ds1286_rtc_read(priv, RTC_MONTH) & 0x1f; + tm->tm_year = ds1286_rtc_read(priv, RTC_YEAR); + + ds1286_rtc_write(priv, save_control, RTC_CMD); + spin_unlock_irqrestore(&priv->lock, flags); + + tm->tm_sec = bcd2bin(tm->tm_sec); + tm->tm_min = bcd2bin(tm->tm_min); + tm->tm_hour = bcd2bin(tm->tm_hour); + tm->tm_mday = bcd2bin(tm->tm_mday); + tm->tm_mon = bcd2bin(tm->tm_mon); + tm->tm_year = bcd2bin(tm->tm_year); + + /* + * Account for differences between how the RTC uses the values + * and how they are defined in a struct rtc_time; + */ + if (tm->tm_year < 45) + tm->tm_year += 30; + tm->tm_year += 40; + if (tm->tm_year < 70) + tm->tm_year += 100; + + tm->tm_mon--; + + return rtc_valid_tm(tm); +} + +static int ds1286_set_time(struct device *dev, struct rtc_time *tm) +{ + struct ds1286_priv *priv = dev_get_drvdata(dev); + unsigned char mon, day, hrs, min, sec; + unsigned char save_control; + unsigned int yrs; + unsigned long flags; + + yrs = tm->tm_year + 1900; + mon = tm->tm_mon + 1; /* tm_mon starts at zero */ + day = tm->tm_mday; + hrs = tm->tm_hour; + min = tm->tm_min; + sec = tm->tm_sec; + + if (yrs < 1970) + return -EINVAL; + + yrs -= 1940; + if (yrs > 255) /* They are unsigned */ + return -EINVAL; + + if (yrs >= 100) + yrs -= 100; + + sec = bin2bcd(sec); + min = bin2bcd(min); + hrs = bin2bcd(hrs); + day = bin2bcd(day); + mon = bin2bcd(mon); + yrs = bin2bcd(yrs); + + spin_lock_irqsave(&priv->lock, flags); + save_control = ds1286_rtc_read(priv, RTC_CMD); + ds1286_rtc_write(priv, (save_control|RTC_TE), RTC_CMD); + + ds1286_rtc_write(priv, yrs, RTC_YEAR); + ds1286_rtc_write(priv, mon, RTC_MONTH); + ds1286_rtc_write(priv, day, RTC_DATE); + ds1286_rtc_write(priv, hrs, RTC_HOURS); + ds1286_rtc_write(priv, min, RTC_MINUTES); + ds1286_rtc_write(priv, sec, RTC_SECONDS); + ds1286_rtc_write(priv, 0, RTC_HUNDREDTH_SECOND); + + ds1286_rtc_write(priv, save_control, RTC_CMD); + spin_unlock_irqrestore(&priv->lock, flags); + return 0; +} + +static int ds1286_read_alarm(struct device *dev, struct rtc_wkalrm *alm) +{ + struct ds1286_priv *priv = dev_get_drvdata(dev); + unsigned char cmd; + unsigned long flags; + + /* + * Only the values that we read from the RTC are set. That + * means only tm_wday, tm_hour, tm_min. + */ + spin_lock_irqsave(&priv->lock, flags); + alm->time.tm_min = ds1286_rtc_read(priv, RTC_MINUTES_ALARM) & 0x7f; + alm->time.tm_hour = ds1286_rtc_read(priv, RTC_HOURS_ALARM) & 0x1f; + alm->time.tm_wday = ds1286_rtc_read(priv, RTC_DAY_ALARM) & 0x07; + cmd = ds1286_rtc_read(priv, RTC_CMD); + spin_unlock_irqrestore(&priv->lock, flags); + + alm->time.tm_min = bcd2bin(alm->time.tm_min); + alm->time.tm_hour = bcd2bin(alm->time.tm_hour); + alm->time.tm_sec = 0; + return 0; +} + +static int ds1286_set_alarm(struct device *dev, struct rtc_wkalrm *alm) +{ + struct ds1286_priv *priv = dev_get_drvdata(dev); + unsigned char hrs, min, sec; + + hrs = alm->time.tm_hour; + min = alm->time.tm_min; + sec = alm->time.tm_sec; + + if (hrs >= 24) + hrs = 0xff; + + if (min >= 60) + min = 0xff; + + if (sec != 0) + return -EINVAL; + + min = bin2bcd(min); + hrs = bin2bcd(hrs); + + spin_lock(&priv->lock); + ds1286_rtc_write(priv, hrs, RTC_HOURS_ALARM); + ds1286_rtc_write(priv, min, RTC_MINUTES_ALARM); + spin_unlock(&priv->lock); + + return 0; +} + +static const struct rtc_class_ops ds1286_ops = { + .ioctl = ds1286_ioctl, + .proc = ds1286_proc, + .read_time = ds1286_read_time, + .set_time = ds1286_set_time, + .read_alarm = ds1286_read_alarm, + .set_alarm = ds1286_set_alarm, +}; + +static int __devinit ds1286_probe(struct platform_device *pdev) +{ + struct rtc_device *rtc; + struct resource *res; + struct ds1286_priv *priv; + int ret = 0; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENODEV; + priv = kzalloc(sizeof(struct ds1286_priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->size = res->end - res->start + 1; + if (!request_mem_region(res->start, priv->size, pdev->name)) { + ret = -EBUSY; + goto out; + } + priv->baseaddr = res->start; + priv->rtcregs = ioremap(priv->baseaddr, priv->size); + if (!priv->rtcregs) { + ret = -ENOMEM; + goto out; + } + spin_lock_init(&priv->lock); + rtc = rtc_device_register("ds1286", &pdev->dev, + &ds1286_ops, THIS_MODULE); + if (IS_ERR(rtc)) { + ret = PTR_ERR(rtc); + goto out; + } + priv->rtc = rtc; + platform_set_drvdata(pdev, priv); + return 0; + +out: + if (priv->rtc) + rtc_device_unregister(priv->rtc); + if (priv->rtcregs) + iounmap(priv->rtcregs); + if (priv->baseaddr) + release_mem_region(priv->baseaddr, priv->size); + kfree(priv); + return ret; +} + +static int __devexit ds1286_remove(struct platform_device *pdev) +{ + struct ds1286_priv *priv = platform_get_drvdata(pdev); + + rtc_device_unregister(priv->rtc); + iounmap(priv->rtcregs); + release_mem_region(priv->baseaddr, priv->size); + kfree(priv); + return 0; +} + +static struct platform_driver ds1286_platform_driver = { + .driver = { + .name = "rtc-ds1286", + .owner = THIS_MODULE, + }, + .probe = ds1286_probe, + .remove = __devexit_p(ds1286_remove), +}; + +static int __init ds1286_init(void) +{ + return platform_driver_register(&ds1286_platform_driver); +} + +static void __exit ds1286_exit(void) +{ + platform_driver_unregister(&ds1286_platform_driver); +} + +MODULE_AUTHOR("Thomas Bogendoerfer <tsbogend@alpha.franken.de>"); +MODULE_DESCRIPTION("DS1286 RTC driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); +MODULE_ALIAS("platform:rtc-ds1286"); + +module_init(ds1286_init); +module_exit(ds1286_exit); diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c index bbf97e65202..4fcf0734a6e 100644 --- a/drivers/rtc/rtc-ds1307.c +++ b/drivers/rtc/rtc-ds1307.c @@ -23,10 +23,6 @@ * to have set the chip up as a clock (turning on the oscillator and * setting the date and time), Linux can ignore the non-clock features. * That's a natural job for a factory or repair bench. - * - * This is currently a simple no-alarms driver. If your board has the - * alarm irq wired up on a ds1337 or ds1339, and you want to use that, - * then look at the rtc-rs5c372 driver for code to steal... */ enum ds_type { ds_1307, @@ -67,6 +63,7 @@ enum ds_type { # define DS1307_BIT_RS0 0x01 #define DS1337_REG_CONTROL 0x0e # define DS1337_BIT_nEOSC 0x80 +# define DS1339_BIT_BBSQI 0x20 # define DS1337_BIT_RS2 0x10 # define DS1337_BIT_RS1 0x08 # define DS1337_BIT_INTCN 0x04 @@ -83,19 +80,22 @@ enum ds_type { # define DS1337_BIT_OSF 0x80 # define DS1337_BIT_A2I 0x02 # define DS1337_BIT_A1I 0x01 +#define DS1339_REG_ALARM1_SECS 0x07 #define DS1339_REG_TRICKLE 0x10 struct ds1307 { u8 reg_addr; - bool has_nvram; - u8 regs[8]; + u8 regs[11]; enum ds_type type; + unsigned long flags; +#define HAS_NVRAM 0 /* bit 0 == sysfs file active */ +#define HAS_ALARM 1 /* bit 1 == irq claimed */ struct i2c_msg msg[2]; struct i2c_client *client; - struct i2c_client dev; struct rtc_device *rtc; + struct work_struct work; }; struct chip_desc { @@ -132,12 +132,79 @@ static const struct i2c_device_id ds1307_id[] = { }; MODULE_DEVICE_TABLE(i2c, ds1307_id); +/*----------------------------------------------------------------------*/ + +/* + * The IRQ logic includes a "real" handler running in IRQ context just + * long enough to schedule this workqueue entry. We need a task context + * to talk to the RTC, since I2C I/O calls require that; and disable the + * IRQ until we clear its status on the chip, so that this handler can + * work with any type of triggering (not just falling edge). + * + * The ds1337 and ds1339 both have two alarms, but we only use the first + * one (with a "seconds" field). For ds1337 we expect nINTA is our alarm + * signal; ds1339 chips have only one alarm signal. + */ +static void ds1307_work(struct work_struct *work) +{ + struct ds1307 *ds1307; + struct i2c_client *client; + struct mutex *lock; + int stat, control; + + ds1307 = container_of(work, struct ds1307, work); + client = ds1307->client; + lock = &ds1307->rtc->ops_lock; + + mutex_lock(lock); + stat = i2c_smbus_read_byte_data(client, DS1337_REG_STATUS); + if (stat < 0) + goto out; + + if (stat & DS1337_BIT_A1I) { + stat &= ~DS1337_BIT_A1I; + i2c_smbus_write_byte_data(client, DS1337_REG_STATUS, stat); + + control = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL); + if (control < 0) + goto out; + + control &= ~DS1337_BIT_A1IE; + i2c_smbus_write_byte_data(client, DS1337_REG_CONTROL, control); + + /* rtc_update_irq() assumes that it is called + * from IRQ-disabled context. + */ + local_irq_disable(); + rtc_update_irq(ds1307->rtc, 1, RTC_AF | RTC_IRQF); + local_irq_enable(); + } + +out: + if (test_bit(HAS_ALARM, &ds1307->flags)) + enable_irq(client->irq); + mutex_unlock(lock); +} + +static irqreturn_t ds1307_irq(int irq, void *dev_id) +{ + struct i2c_client *client = dev_id; + struct ds1307 *ds1307 = i2c_get_clientdata(client); + + disable_irq_nosync(irq); + schedule_work(&ds1307->work); + return IRQ_HANDLED; +} + +/*----------------------------------------------------------------------*/ + static int ds1307_get_time(struct device *dev, struct rtc_time *t) { struct ds1307 *ds1307 = dev_get_drvdata(dev); int tmp; /* read the RTC date and time registers all at once */ + ds1307->reg_addr = 0; ds1307->msg[1].flags = I2C_M_RD; ds1307->msg[1].len = 7; @@ -231,9 +298,186 @@ static int ds1307_set_time(struct device *dev, struct rtc_time *t) return 0; } +static int ds1307_read_alarm(struct device *dev, struct rtc_wkalrm *t) +{ + struct i2c_client *client = to_i2c_client(dev); + struct ds1307 *ds1307 = i2c_get_clientdata(client); + int ret; + + if (!test_bit(HAS_ALARM, &ds1307->flags)) + return -EINVAL; + + /* read all ALARM1, ALARM2, and status registers at once */ + ds1307->reg_addr = DS1339_REG_ALARM1_SECS; + ds1307->msg[1].flags = I2C_M_RD; + ds1307->msg[1].len = 9; + + ret = i2c_transfer(to_i2c_adapter(client->dev.parent), + ds1307->msg, 2); + if (ret != 2) { + dev_err(dev, "%s error %d\n", "alarm read", ret); + return -EIO; + } + + dev_dbg(dev, "%s: %02x %02x %02x %02x, %02x %02x %02x, %02x %02x\n", + "alarm read", + ds1307->regs[0], ds1307->regs[1], + ds1307->regs[2], ds1307->regs[3], + ds1307->regs[4], ds1307->regs[5], + ds1307->regs[6], ds1307->regs[7], + ds1307->regs[8]); + + /* report alarm time (ALARM1); assume 24 hour and day-of-month modes, + * and that all four fields are checked matches + */ + t->time.tm_sec = bcd2bin(ds1307->regs[0] & 0x7f); + t->time.tm_min = bcd2bin(ds1307->regs[1] & 0x7f); + t->time.tm_hour = bcd2bin(ds1307->regs[2] & 0x3f); + t->time.tm_mday = bcd2bin(ds1307->regs[3] & 0x3f); + t->time.tm_mon = -1; + t->time.tm_year = -1; + t->time.tm_wday = -1; + t->time.tm_yday = -1; + t->time.tm_isdst = -1; + + /* ... and status */ + t->enabled = !!(ds1307->regs[7] & DS1337_BIT_A1IE); + t->pending = !!(ds1307->regs[8] & DS1337_BIT_A1I); + + dev_dbg(dev, "%s secs=%d, mins=%d, " + "hours=%d, mday=%d, enabled=%d, pending=%d\n", + "alarm read", t->time.tm_sec, t->time.tm_min, + t->time.tm_hour, t->time.tm_mday, + t->enabled, t->pending); + + return 0; +} + +static int ds1307_set_alarm(struct device *dev, struct rtc_wkalrm *t) +{ + struct i2c_client *client = to_i2c_client(dev); + struct ds1307 *ds1307 = i2c_get_clientdata(client); + unsigned char *buf = ds1307->regs; + u8 control, status; + int ret; + + if (!test_bit(HAS_ALARM, &ds1307->flags)) + return -EINVAL; + + dev_dbg(dev, "%s secs=%d, mins=%d, " + "hours=%d, mday=%d, enabled=%d, pending=%d\n", + "alarm set", t->time.tm_sec, t->time.tm_min, + t->time.tm_hour, t->time.tm_mday, + t->enabled, t->pending); + + /* read current status of both alarms and the chip */ + ds1307->reg_addr = DS1339_REG_ALARM1_SECS; + ds1307->msg[1].flags = I2C_M_RD; + ds1307->msg[1].len = 9; + + ret = i2c_transfer(to_i2c_adapter(client->dev.parent), + ds1307->msg, 2); + if (ret != 2) { + dev_err(dev, "%s error %d\n", "alarm write", ret); + return -EIO; + } + control = ds1307->regs[7]; + status = ds1307->regs[8]; + + dev_dbg(dev, "%s: %02x %02x %02x %02x, %02x %02x %02x, %02x %02x\n", + "alarm set (old status)", + ds1307->regs[0], ds1307->regs[1], + ds1307->regs[2], ds1307->regs[3], + ds1307->regs[4], ds1307->regs[5], + ds1307->regs[6], control, status); + + /* set ALARM1, using 24 hour and day-of-month modes */ + *buf++ = DS1339_REG_ALARM1_SECS; /* first register addr */ + buf[0] = bin2bcd(t->time.tm_sec); + buf[1] = bin2bcd(t->time.tm_min); + buf[2] = bin2bcd(t->time.tm_hour); + buf[3] = bin2bcd(t->time.tm_mday); + + /* set ALARM2 to non-garbage */ + buf[4] = 0; + buf[5] = 0; + buf[6] = 0; + + /* optionally enable ALARM1 */ + buf[7] = control & ~(DS1337_BIT_A1IE | DS1337_BIT_A2IE); + if (t->enabled) { + dev_dbg(dev, "alarm IRQ armed\n"); + buf[7] |= DS1337_BIT_A1IE; /* only ALARM1 is used */ + } + buf[8] = status & ~(DS1337_BIT_A1I | DS1337_BIT_A2I); + + ds1307->msg[1].flags = 0; + ds1307->msg[1].len = 10; + + ret = i2c_transfer(to_i2c_adapter(client->dev.parent), + &ds1307->msg[1], 1); + if (ret != 1) { + dev_err(dev, "can't set alarm time\n"); + return -EIO; + } + + return 0; +} + +static int ds1307_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) +{ + struct i2c_client *client = to_i2c_client(dev); + struct ds1307 *ds1307 = i2c_get_clientdata(client); + int ret; + + switch (cmd) { + case RTC_AIE_OFF: + if (!test_bit(HAS_ALARM, &ds1307->flags)) + return -ENOTTY; + + ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL); + if (ret < 0) + return ret; + + ret &= ~DS1337_BIT_A1IE; + + ret = i2c_smbus_write_byte_data(client, + DS1337_REG_CONTROL, ret); + if (ret < 0) + return ret; + + break; + + case RTC_AIE_ON: + if (!test_bit(HAS_ALARM, &ds1307->flags)) + return -ENOTTY; + + ret = i2c_smbus_read_byte_data(client, DS1337_REG_CONTROL); + if (ret < 0) + return ret; + + ret |= DS1337_BIT_A1IE; + + ret = i2c_smbus_write_byte_data(client, + DS1337_REG_CONTROL, ret); + if (ret < 0) + return ret; + + break; + + default: + return -ENOIOCTLCMD; + } + + return 0; +} + static const struct rtc_class_ops ds13xx_rtc_ops = { .read_time = ds1307_get_time, .set_time = ds1307_set_time, + .read_alarm = ds1307_read_alarm, + .set_alarm = ds1307_set_alarm, + .ioctl = ds1307_ioctl, }; /*----------------------------------------------------------------------*/ @@ -327,6 +571,7 @@ static int __devinit ds1307_probe(struct i2c_client *client, int tmp; const struct chip_desc *chip = &chips[id->driver_data]; struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); + int want_irq = false; if (!i2c_check_functionality(adapter, I2C_FUNC_I2C | I2C_FUNC_SMBUS_WRITE_BYTE_DATA)) @@ -353,6 +598,12 @@ static int __devinit ds1307_probe(struct i2c_client *client, switch (ds1307->type) { case ds_1337: case ds_1339: + /* has IRQ? */ + if (ds1307->client->irq > 0 && chip->alarm) { + INIT_WORK(&ds1307->work, ds1307_work); + want_irq = true; + } + ds1307->reg_addr = DS1337_REG_CONTROL; ds1307->msg[1].len = 2; @@ -369,8 +620,20 @@ static int __devinit ds1307_probe(struct i2c_client *client, /* oscillator off? turn it on, so clock can tick. */ if (ds1307->regs[0] & DS1337_BIT_nEOSC) - i2c_smbus_write_byte_data(client, DS1337_REG_CONTROL, - ds1307->regs[0] & ~DS1337_BIT_nEOSC); + ds1307->regs[0] &= ~DS1337_BIT_nEOSC; + + /* Using IRQ? Disable the square wave and both alarms. + * For ds1339, be sure alarms can trigger when we're + * running on Vbackup (BBSQI); we assume ds1337 will + * ignore that bit + */ + if (want_irq) { + ds1307->regs[0] |= DS1337_BIT_INTCN | DS1339_BIT_BBSQI; + ds1307->regs[0] &= ~(DS1337_BIT_A2IE | DS1337_BIT_A1IE); + } + + i2c_smbus_write_byte_data(client, DS1337_REG_CONTROL, + ds1307->regs[0]); /* oscillator fault? clear flag, and warn */ if (ds1307->regs[1] & DS1337_BIT_OSF) { @@ -495,10 +758,22 @@ read_rtc: goto exit_free; } + if (want_irq) { + err = request_irq(client->irq, ds1307_irq, 0, + ds1307->rtc->name, client); + if (err) { + dev_err(&client->dev, + "unable to request IRQ!\n"); + goto exit_irq; + } + set_bit(HAS_ALARM, &ds1307->flags); + dev_dbg(&client->dev, "got IRQ %d\n", client->irq); + } + if (chip->nvram56) { err = sysfs_create_bin_file(&client->dev.kobj, &nvram); if (err == 0) { - ds1307->has_nvram = true; + set_bit(HAS_NVRAM, &ds1307->flags); dev_info(&client->dev, "56 bytes nvram\n"); } } @@ -512,7 +787,9 @@ exit_bad: ds1307->regs[2], ds1307->regs[3], ds1307->regs[4], ds1307->regs[5], ds1307->regs[6]); - +exit_irq: + if (ds1307->rtc) + rtc_device_unregister(ds1307->rtc); exit_free: kfree(ds1307); return err; @@ -520,9 +797,14 @@ exit_free: static int __devexit ds1307_remove(struct i2c_client *client) { - struct ds1307 *ds1307 = i2c_get_clientdata(client); + struct ds1307 *ds1307 = i2c_get_clientdata(client); + + if (test_and_clear_bit(HAS_ALARM, &ds1307->flags)) { + free_irq(client->irq, client); + cancel_work_sync(&ds1307->work); + } - if (ds1307->has_nvram) + if (test_and_clear_bit(HAS_NVRAM, &ds1307->flags)) sysfs_remove_bin_file(&client->dev.kobj, &nvram); rtc_device_unregister(ds1307->rtc); diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c index a150418fba7..a5b0fc09f0c 100644 --- a/drivers/rtc/rtc-ds1374.c +++ b/drivers/rtc/rtc-ds1374.c @@ -429,12 +429,33 @@ static int __devexit ds1374_remove(struct i2c_client *client) return 0; } +#ifdef CONFIG_PM +static int ds1374_suspend(struct i2c_client *client, pm_message_t state) +{ + if (client->irq >= 0 && device_may_wakeup(&client->dev)) + enable_irq_wake(client->irq); + return 0; +} + +static int ds1374_resume(struct i2c_client *client) +{ + if (client->irq >= 0 && device_may_wakeup(&client->dev)) + disable_irq_wake(client->irq); + return 0; +} +#else +#define ds1374_suspend NULL +#define ds1374_resume NULL +#endif + static struct i2c_driver ds1374_driver = { .driver = { .name = "rtc-ds1374", .owner = THIS_MODULE, }, .probe = ds1374_probe, + .suspend = ds1374_suspend, + .resume = ds1374_resume, .remove = __devexit_p(ds1374_remove), .id_table = ds1374_id, }; diff --git a/drivers/rtc/rtc-ds1511.c b/drivers/rtc/rtc-ds1511.c index 0f0d27d1c4c..86981d34fbb 100644 --- a/drivers/rtc/rtc-ds1511.c +++ b/drivers/rtc/rtc-ds1511.c @@ -379,18 +379,6 @@ ds1511_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } - static void -ds1511_rtc_release(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - struct rtc_plat_data *pdata = platform_get_drvdata(pdev); - - if (pdata->irq >= 0) { - pdata->irqen = 0; - ds1511_rtc_update_alarm(pdata); - } -} - static int ds1511_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { @@ -428,7 +416,6 @@ static const struct rtc_class_ops ds1511_rtc_ops = { .set_time = ds1511_rtc_set_time, .read_alarm = ds1511_rtc_read_alarm, .set_alarm = ds1511_rtc_set_alarm, - .release = ds1511_rtc_release, .ioctl = ds1511_rtc_ioctl, }; diff --git a/drivers/rtc/rtc-ds1553.c b/drivers/rtc/rtc-ds1553.c index a19f1141554..4ef59285b48 100644 --- a/drivers/rtc/rtc-ds1553.c +++ b/drivers/rtc/rtc-ds1553.c @@ -207,17 +207,6 @@ static irqreturn_t ds1553_rtc_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static void ds1553_rtc_release(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - struct rtc_plat_data *pdata = platform_get_drvdata(pdev); - - if (pdata->irq >= 0) { - pdata->irqen = 0; - ds1553_rtc_update_alarm(pdata); - } -} - static int ds1553_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { @@ -254,7 +243,6 @@ static const struct rtc_class_ops ds1553_rtc_ops = { .set_time = ds1553_rtc_set_time, .read_alarm = ds1553_rtc_read_alarm, .set_alarm = ds1553_rtc_set_alarm, - .release = ds1553_rtc_release, .ioctl = ds1553_rtc_ioctl, }; diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c index 6fa4556f5f5..341d7a5b45a 100644 --- a/drivers/rtc/rtc-ds1672.c +++ b/drivers/rtc/rtc-ds1672.c @@ -9,17 +9,10 @@ * published by the Free Software Foundation. */ -#include <linux/module.h> #include <linux/i2c.h> #include <linux/rtc.h> -#define DRV_VERSION "0.3" - -/* Addresses to scan: none. This chip cannot be detected. */ -static const unsigned short normal_i2c[] = { I2C_CLIENT_END }; - -/* Insmod parameters */ -I2C_CLIENT_INSMOD; +#define DRV_VERSION "0.4" /* Registers */ @@ -29,8 +22,7 @@ I2C_CLIENT_INSMOD; #define DS1672_REG_CONTROL_EOSC 0x80 -/* Prototypes */ -static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind); +static struct i2c_driver ds1672_driver; /* * In the routines that deal directly with the ds1672 hardware, we use @@ -44,8 +36,8 @@ static int ds1672_get_datetime(struct i2c_client *client, struct rtc_time *tm) unsigned char buf[4]; struct i2c_msg msgs[] = { - { client->addr, 0, 1, &addr }, /* setup read ptr */ - { client->addr, I2C_M_RD, 4, buf }, /* read date */ + {client->addr, 0, 1, &addr}, /* setup read ptr */ + {client->addr, I2C_M_RD, 4, buf}, /* read date */ }; /* read date registers */ @@ -80,7 +72,7 @@ static int ds1672_set_mmss(struct i2c_client *client, unsigned long secs) buf[2] = (secs & 0x0000FF00) >> 8; buf[3] = (secs & 0x00FF0000) >> 16; buf[4] = (secs & 0xFF000000) >> 24; - buf[5] = 0; /* set control reg to enable counting */ + buf[5] = 0; /* set control reg to enable counting */ xfer = i2c_master_send(client, buf, 6); if (xfer != 6) { @@ -127,8 +119,8 @@ static int ds1672_get_control(struct i2c_client *client, u8 *status) unsigned char addr = DS1672_REG_CONTROL; struct i2c_msg msgs[] = { - { client->addr, 0, 1, &addr }, /* setup read ptr */ - { client->addr, I2C_M_RD, 1, status }, /* read control */ + {client->addr, 0, 1, &addr}, /* setup read ptr */ + {client->addr, I2C_M_RD, 1, status}, /* read control */ }; /* read control register */ @@ -141,7 +133,8 @@ static int ds1672_get_control(struct i2c_client *client, u8 *status) } /* following are the sysfs callback functions */ -static ssize_t show_control(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t show_control(struct device *dev, struct device_attribute *attr, + char *buf) { struct i2c_client *client = to_i2c_client(dev); u8 control; @@ -152,85 +145,46 @@ static ssize_t show_control(struct device *dev, struct device_attribute *attr, c return err; return sprintf(buf, "%s\n", (control & DS1672_REG_CONTROL_EOSC) - ? "disabled" : "enabled"); + ? "disabled" : "enabled"); } + static DEVICE_ATTR(control, S_IRUGO, show_control, NULL); static const struct rtc_class_ops ds1672_rtc_ops = { - .read_time = ds1672_rtc_read_time, - .set_time = ds1672_rtc_set_time, - .set_mmss = ds1672_rtc_set_mmss, + .read_time = ds1672_rtc_read_time, + .set_time = ds1672_rtc_set_time, + .set_mmss = ds1672_rtc_set_mmss, }; -static int ds1672_attach(struct i2c_adapter *adapter) +static int ds1672_remove(struct i2c_client *client) { - return i2c_probe(adapter, &addr_data, ds1672_probe); -} - -static int ds1672_detach(struct i2c_client *client) -{ - int err; struct rtc_device *rtc = i2c_get_clientdata(client); - if (rtc) + if (rtc) rtc_device_unregister(rtc); - if ((err = i2c_detach_client(client))) - return err; - - kfree(client); - return 0; } -static struct i2c_driver ds1672_driver = { - .driver = { - .name = "ds1672", - }, - .id = I2C_DRIVERID_DS1672, - .attach_adapter = &ds1672_attach, - .detach_client = &ds1672_detach, -}; - -static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind) +static int ds1672_probe(struct i2c_client *client, + const struct i2c_device_id *id) { int err = 0; u8 control; - struct i2c_client *client; struct rtc_device *rtc; - dev_dbg(&adapter->dev, "%s\n", __func__); + dev_dbg(&client->dev, "%s\n", __func__); - if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) { - err = -ENODEV; - goto exit; - } - - if (!(client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL))) { - err = -ENOMEM; - goto exit; - } - - /* I2C client */ - client->addr = address; - client->driver = &ds1672_driver; - client->adapter = adapter; - - strlcpy(client->name, ds1672_driver.driver.name, I2C_NAME_SIZE); - - /* Inform the i2c layer */ - if ((err = i2c_attach_client(client))) - goto exit_kfree; + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) + return -ENODEV; dev_info(&client->dev, "chip found, driver version " DRV_VERSION "\n"); rtc = rtc_device_register(ds1672_driver.driver.name, &client->dev, - &ds1672_rtc_ops, THIS_MODULE); + &ds1672_rtc_ops, THIS_MODULE); - if (IS_ERR(rtc)) { - err = PTR_ERR(rtc); - goto exit_detach; - } + if (IS_ERR(rtc)) + return PTR_ERR(rtc); i2c_set_clientdata(client, rtc); @@ -241,7 +195,7 @@ static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind) if (control & DS1672_REG_CONTROL_EOSC) dev_warn(&client->dev, "Oscillator not enabled. " - "Set time to enable.\n"); + "Set time to enable.\n"); /* Register sysfs hooks */ err = device_create_file(&client->dev, &dev_attr_control); @@ -250,19 +204,19 @@ static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind) return 0; -exit_devreg: + exit_devreg: rtc_device_unregister(rtc); - -exit_detach: - i2c_detach_client(client); - -exit_kfree: - kfree(client); - -exit: return err; } +static struct i2c_driver ds1672_driver = { + .driver = { + .name = "rtc-ds1672", + }, + .probe = &ds1672_probe, + .remove = &ds1672_remove, +}; + static int __init ds1672_init(void) { return i2c_add_driver(&ds1672_driver); diff --git a/drivers/rtc/rtc-ds3234.c b/drivers/rtc/rtc-ds3234.c new file mode 100644 index 00000000000..37d131d03f3 --- /dev/null +++ b/drivers/rtc/rtc-ds3234.c @@ -0,0 +1,290 @@ +/* drivers/rtc/rtc-ds3234.c + * + * Driver for Dallas Semiconductor (DS3234) SPI RTC with Integrated Crystal + * and SRAM. + * + * Copyright (C) 2008 MIMOMax Wireless Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Changelog: + * + * 07-May-2008: Dennis Aberilla <denzzzhome@yahoo.com> + * - Created based on the max6902 code. Only implements the + * date/time keeping functions; no SRAM yet. + */ + +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/rtc.h> +#include <linux/spi/spi.h> +#include <linux/bcd.h> + +#define DS3234_REG_SECONDS 0x00 +#define DS3234_REG_MINUTES 0x01 +#define DS3234_REG_HOURS 0x02 +#define DS3234_REG_DAY 0x03 +#define DS3234_REG_DATE 0x04 +#define DS3234_REG_MONTH 0x05 +#define DS3234_REG_YEAR 0x06 +#define DS3234_REG_CENTURY (1 << 7) /* Bit 7 of the Month register */ + +#define DS3234_REG_CONTROL 0x0E +#define DS3234_REG_CONT_STAT 0x0F + +#undef DS3234_DEBUG + +struct ds3234 { + struct rtc_device *rtc; + u8 buf[8]; /* Burst read: addr + 7 regs */ + u8 tx_buf[2]; + u8 rx_buf[2]; +}; + +static void ds3234_set_reg(struct device *dev, unsigned char address, + unsigned char data) +{ + struct spi_device *spi = to_spi_device(dev); + unsigned char buf[2]; + + /* MSB must be '1' to indicate write */ + buf[0] = address | 0x80; + buf[1] = data; + + spi_write(spi, buf, 2); +} + +static int ds3234_get_reg(struct device *dev, unsigned char address, + unsigned char *data) +{ + struct spi_device *spi = to_spi_device(dev); + struct ds3234 *chip = dev_get_drvdata(dev); + struct spi_message message; + struct spi_transfer xfer; + int status; + + if (!data) + return -EINVAL; + + /* Build our spi message */ + spi_message_init(&message); + memset(&xfer, 0, sizeof(xfer)); + + /* Address + dummy tx byte */ + xfer.len = 2; + xfer.tx_buf = chip->tx_buf; + xfer.rx_buf = chip->rx_buf; + + chip->tx_buf[0] = address; + chip->tx_buf[1] = 0xff; + + spi_message_add_tail(&xfer, &message); + + /* do the i/o */ + status = spi_sync(spi, &message); + if (status == 0) + status = message.status; + else + return status; + + *data = chip->rx_buf[1]; + + return status; +} + +static int ds3234_get_datetime(struct device *dev, struct rtc_time *dt) +{ + struct spi_device *spi = to_spi_device(dev); + struct ds3234 *chip = dev_get_drvdata(dev); + struct spi_message message; + struct spi_transfer xfer; + int status; + + /* build the message */ + spi_message_init(&message); + memset(&xfer, 0, sizeof(xfer)); + xfer.len = 1 + 7; /* Addr + 7 registers */ + xfer.tx_buf = chip->buf; + xfer.rx_buf = chip->buf; + chip->buf[0] = 0x00; /* Start address */ + spi_message_add_tail(&xfer, &message); + + /* do the i/o */ + status = spi_sync(spi, &message); + if (status == 0) + status = message.status; + else + return status; + + /* Seconds, Minutes, Hours, Day, Date, Month, Year */ + dt->tm_sec = bcd2bin(chip->buf[1]); + dt->tm_min = bcd2bin(chip->buf[2]); + dt->tm_hour = bcd2bin(chip->buf[3] & 0x3f); + dt->tm_wday = bcd2bin(chip->buf[4]) - 1; /* 0 = Sun */ + dt->tm_mday = bcd2bin(chip->buf[5]); + dt->tm_mon = bcd2bin(chip->buf[6] & 0x1f) - 1; /* 0 = Jan */ + dt->tm_year = bcd2bin(chip->buf[7] & 0xff) + 100; /* Assume 20YY */ + +#ifdef DS3234_DEBUG + dev_dbg(dev, "\n%s : Read RTC values\n", __func__); + dev_dbg(dev, "tm_hour: %i\n", dt->tm_hour); + dev_dbg(dev, "tm_min : %i\n", dt->tm_min); + dev_dbg(dev, "tm_sec : %i\n", dt->tm_sec); + dev_dbg(dev, "tm_wday: %i\n", dt->tm_wday); + dev_dbg(dev, "tm_mday: %i\n", dt->tm_mday); + dev_dbg(dev, "tm_mon : %i\n", dt->tm_mon); + dev_dbg(dev, "tm_year: %i\n", dt->tm_year); +#endif + + return 0; +} + +static int ds3234_set_datetime(struct device *dev, struct rtc_time *dt) +{ +#ifdef DS3234_DEBUG + dev_dbg(dev, "\n%s : Setting RTC values\n", __func__); + dev_dbg(dev, "tm_sec : %i\n", dt->tm_sec); + dev_dbg(dev, "tm_min : %i\n", dt->tm_min); + dev_dbg(dev, "tm_hour: %i\n", dt->tm_hour); + dev_dbg(dev, "tm_wday: %i\n", dt->tm_wday); + dev_dbg(dev, "tm_mday: %i\n", dt->tm_mday); + dev_dbg(dev, "tm_mon : %i\n", dt->tm_mon); + dev_dbg(dev, "tm_year: %i\n", dt->tm_year); +#endif + + ds3234_set_reg(dev, DS3234_REG_SECONDS, bin2bcd(dt->tm_sec)); + ds3234_set_reg(dev, DS3234_REG_MINUTES, bin2bcd(dt->tm_min)); + ds3234_set_reg(dev, DS3234_REG_HOURS, bin2bcd(dt->tm_hour) & 0x3f); + + /* 0 = Sun */ + ds3234_set_reg(dev, DS3234_REG_DAY, bin2bcd(dt->tm_wday + 1)); + ds3234_set_reg(dev, DS3234_REG_DATE, bin2bcd(dt->tm_mday)); + + /* 0 = Jan */ + ds3234_set_reg(dev, DS3234_REG_MONTH, bin2bcd(dt->tm_mon + 1)); + + /* Assume 20YY although we just want to make sure not to go negative. */ + if (dt->tm_year > 100) + dt->tm_year -= 100; + + ds3234_set_reg(dev, DS3234_REG_YEAR, bin2bcd(dt->tm_year)); + + return 0; +} + +static int ds3234_read_time(struct device *dev, struct rtc_time *tm) +{ + return ds3234_get_datetime(dev, tm); +} + +static int ds3234_set_time(struct device *dev, struct rtc_time *tm) +{ + return ds3234_set_datetime(dev, tm); +} + +static const struct rtc_class_ops ds3234_rtc_ops = { + .read_time = ds3234_read_time, + .set_time = ds3234_set_time, +}; + +static int ds3234_probe(struct spi_device *spi) +{ + struct rtc_device *rtc; + unsigned char tmp; + struct ds3234 *chip; + int res; + + rtc = rtc_device_register("ds3234", + &spi->dev, &ds3234_rtc_ops, THIS_MODULE); + if (IS_ERR(rtc)) + return PTR_ERR(rtc); + + spi->mode = SPI_MODE_3; + spi->bits_per_word = 8; + spi_setup(spi); + + chip = kzalloc(sizeof(struct ds3234), GFP_KERNEL); + if (!chip) { + rtc_device_unregister(rtc); + return -ENOMEM; + } + chip->rtc = rtc; + dev_set_drvdata(&spi->dev, chip); + + res = ds3234_get_reg(&spi->dev, DS3234_REG_SECONDS, &tmp); + if (res) { + rtc_device_unregister(rtc); + return res; + } + + /* Control settings + * + * CONTROL_REG + * BIT 7 6 5 4 3 2 1 0 + * EOSC BBSQW CONV RS2 RS1 INTCN A2IE A1IE + * + * 0 0 0 1 1 1 0 0 + * + * CONTROL_STAT_REG + * BIT 7 6 5 4 3 2 1 0 + * OSF BB32kHz CRATE1 CRATE0 EN32kHz BSY A2F A1F + * + * 1 0 0 0 1 0 0 0 + */ + ds3234_get_reg(&spi->dev, DS3234_REG_CONTROL, &tmp); + ds3234_set_reg(&spi->dev, DS3234_REG_CONTROL, tmp & 0x1c); + + ds3234_get_reg(&spi->dev, DS3234_REG_CONT_STAT, &tmp); + ds3234_set_reg(&spi->dev, DS3234_REG_CONT_STAT, tmp & 0x88); + + /* Print our settings */ + ds3234_get_reg(&spi->dev, DS3234_REG_CONTROL, &tmp); + dev_info(&spi->dev, "Control Reg: 0x%02x\n", tmp); + + ds3234_get_reg(&spi->dev, DS3234_REG_CONT_STAT, &tmp); + dev_info(&spi->dev, "Ctrl/Stat Reg: 0x%02x\n", tmp); + + return 0; +} + +static int __exit ds3234_remove(struct spi_device *spi) +{ + struct ds3234 *chip = platform_get_drvdata(spi); + struct rtc_device *rtc = chip->rtc; + + if (rtc) + rtc_device_unregister(rtc); + + kfree(chip); + + return 0; +} + +static struct spi_driver ds3234_driver = { + .driver = { + .name = "ds3234", + .bus = &spi_bus_type, + .owner = THIS_MODULE, + }, + .probe = ds3234_probe, + .remove = __devexit_p(ds3234_remove), +}; + +static __init int ds3234_init(void) +{ + printk(KERN_INFO "DS3234 SPI RTC Driver\n"); + return spi_register_driver(&ds3234_driver); +} +module_init(ds3234_init); + +static __exit void ds3234_exit(void) +{ + spi_unregister_driver(&ds3234_driver); +} +module_exit(ds3234_exit); + +MODULE_DESCRIPTION("DS3234 SPI RTC driver"); +MODULE_AUTHOR("Dennis Aberilla <denzzzhome@yahoo.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c index 24bc1689fc7..470fb2d2954 100644 --- a/drivers/rtc/rtc-m41t80.c +++ b/drivers/rtc/rtc-m41t80.c @@ -56,21 +56,27 @@ #define M41T80_ALHOUR_HT (1 << 6) /* HT: Halt Update Bit */ #define M41T80_FLAGS_AF (1 << 6) /* AF: Alarm Flag Bit */ #define M41T80_FLAGS_BATT_LOW (1 << 4) /* BL: Battery Low Bit */ +#define M41T80_WATCHDOG_RB2 (1 << 7) /* RB: Watchdog resolution */ +#define M41T80_WATCHDOG_RB1 (1 << 1) /* RB: Watchdog resolution */ +#define M41T80_WATCHDOG_RB0 (1 << 0) /* RB: Watchdog resolution */ -#define M41T80_FEATURE_HT (1 << 0) -#define M41T80_FEATURE_BL (1 << 1) +#define M41T80_FEATURE_HT (1 << 0) /* Halt feature */ +#define M41T80_FEATURE_BL (1 << 1) /* Battery low indicator */ +#define M41T80_FEATURE_SQ (1 << 2) /* Squarewave feature */ +#define M41T80_FEATURE_WD (1 << 3) /* Extra watchdog resolution */ #define DRV_VERSION "0.05" static const struct i2c_device_id m41t80_id[] = { - { "m41t80", 0 }, - { "m41t81", M41T80_FEATURE_HT }, - { "m41t81s", M41T80_FEATURE_HT | M41T80_FEATURE_BL }, - { "m41t82", M41T80_FEATURE_HT | M41T80_FEATURE_BL }, - { "m41t83", M41T80_FEATURE_HT | M41T80_FEATURE_BL }, - { "m41st84", M41T80_FEATURE_HT | M41T80_FEATURE_BL }, - { "m41st85", M41T80_FEATURE_HT | M41T80_FEATURE_BL }, - { "m41st87", M41T80_FEATURE_HT | M41T80_FEATURE_BL }, + { "m41t65", M41T80_FEATURE_HT | M41T80_FEATURE_WD }, + { "m41t80", M41T80_FEATURE_SQ }, + { "m41t81", M41T80_FEATURE_HT | M41T80_FEATURE_SQ}, + { "m41t81s", M41T80_FEATURE_HT | M41T80_FEATURE_BL | M41T80_FEATURE_SQ }, + { "m41t82", M41T80_FEATURE_HT | M41T80_FEATURE_BL | M41T80_FEATURE_SQ }, + { "m41t83", M41T80_FEATURE_HT | M41T80_FEATURE_BL | M41T80_FEATURE_SQ }, + { "m41st84", M41T80_FEATURE_HT | M41T80_FEATURE_BL | M41T80_FEATURE_SQ }, + { "m41st85", M41T80_FEATURE_HT | M41T80_FEATURE_BL | M41T80_FEATURE_SQ }, + { "m41st87", M41T80_FEATURE_HT | M41T80_FEATURE_BL | M41T80_FEATURE_SQ }, { } }; MODULE_DEVICE_TABLE(i2c, m41t80_id); @@ -386,8 +392,12 @@ static ssize_t m41t80_sysfs_show_sqwfreq(struct device *dev, struct device_attribute *attr, char *buf) { struct i2c_client *client = to_i2c_client(dev); + struct m41t80_data *clientdata = i2c_get_clientdata(client); int val; + if (!(clientdata->features & M41T80_FEATURE_SQ)) + return -EINVAL; + val = i2c_smbus_read_byte_data(client, M41T80_REG_SQW); if (val < 0) return -EIO; @@ -408,9 +418,13 @@ static ssize_t m41t80_sysfs_set_sqwfreq(struct device *dev, const char *buf, size_t count) { struct i2c_client *client = to_i2c_client(dev); + struct m41t80_data *clientdata = i2c_get_clientdata(client); int almon, sqw; int val = simple_strtoul(buf, NULL, 0); + if (!(clientdata->features & M41T80_FEATURE_SQ)) + return -EINVAL; + if (val) { if (!is_power_of_2(val)) return -EINVAL; @@ -499,6 +513,8 @@ static void wdt_ping(void) .buf = i2c_data, }, }; + struct m41t80_data *clientdata = i2c_get_clientdata(save_client); + i2c_data[0] = 0x09; /* watchdog register */ if (wdt_margin > 31) @@ -509,6 +525,13 @@ static void wdt_ping(void) */ i2c_data[1] = wdt_margin<<2 | 0x82; + /* + * M41T65 has three bits for watchdog resolution. Don't set bit 7, as + * that would be an invalid resolution. + */ + if (clientdata->features & M41T80_FEATURE_WD) + i2c_data[1] &= ~M41T80_WATCHDOG_RB2; + i2c_transfer(save_client->adapter, msgs1, 1); } diff --git a/drivers/rtc/rtc-m48t35.c b/drivers/rtc/rtc-m48t35.c new file mode 100644 index 00000000000..0b219755994 --- /dev/null +++ b/drivers/rtc/rtc-m48t35.c @@ -0,0 +1,235 @@ +/* + * Driver for the SGS-Thomson M48T35 Timekeeper RAM chip + * + * Copyright (C) 2000 Silicon Graphics, Inc. + * Written by Ulf Carlsson (ulfc@engr.sgi.com) + * + * Copyright (C) 2008 Thomas Bogendoerfer + * + * Based on code written by Paul Gortmaker. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/module.h> +#include <linux/rtc.h> +#include <linux/platform_device.h> +#include <linux/bcd.h> +#include <linux/io.h> + +#define DRV_VERSION "1.0" + +struct m48t35_rtc { + u8 pad[0x7ff8]; /* starts at 0x7ff8 */ + u8 control; + u8 sec; + u8 min; + u8 hour; + u8 day; + u8 date; + u8 month; + u8 year; +}; + +#define M48T35_RTC_SET 0x80 +#define M48T35_RTC_READ 0x40 + +struct m48t35_priv { + struct rtc_device *rtc; + struct m48t35_rtc __iomem *reg; + size_t size; + unsigned long baseaddr; + spinlock_t lock; +}; + +static int m48t35_read_time(struct device *dev, struct rtc_time *tm) +{ + struct m48t35_priv *priv = dev_get_drvdata(dev); + u8 control; + + /* + * Only the values that we read from the RTC are set. We leave + * tm_wday, tm_yday and tm_isdst untouched. Even though the + * RTC has RTC_DAY_OF_WEEK, we ignore it, as it is only updated + * by the RTC when initially set to a non-zero value. + */ + spin_lock_irq(&priv->lock); + control = readb(&priv->reg->control); + writeb(control | M48T35_RTC_READ, &priv->reg->control); + tm->tm_sec = readb(&priv->reg->sec); + tm->tm_min = readb(&priv->reg->min); + tm->tm_hour = readb(&priv->reg->hour); + tm->tm_mday = readb(&priv->reg->date); + tm->tm_mon = readb(&priv->reg->month); + tm->tm_year = readb(&priv->reg->year); + writeb(control, &priv->reg->control); + spin_unlock_irq(&priv->lock); + + tm->tm_sec = bcd2bin(tm->tm_sec); + tm->tm_min = bcd2bin(tm->tm_min); + tm->tm_hour = bcd2bin(tm->tm_hour); + tm->tm_mday = bcd2bin(tm->tm_mday); + tm->tm_mon = bcd2bin(tm->tm_mon); + tm->tm_year = bcd2bin(tm->tm_year); + + /* + * Account for differences between how the RTC uses the values + * and how they are defined in a struct rtc_time; + */ + tm->tm_year += 70; + if (tm->tm_year <= 69) + tm->tm_year += 100; + + tm->tm_mon--; + return rtc_valid_tm(tm); +} + +static int m48t35_set_time(struct device *dev, struct rtc_time *tm) +{ + struct m48t35_priv *priv = dev_get_drvdata(dev); + unsigned char mon, day, hrs, min, sec; + unsigned int yrs; + u8 control; + + yrs = tm->tm_year + 1900; + mon = tm->tm_mon + 1; /* tm_mon starts at zero */ + day = tm->tm_mday; + hrs = tm->tm_hour; + min = tm->tm_min; + sec = tm->tm_sec; + + if (yrs < 1970) + return -EINVAL; + + yrs -= 1970; + if (yrs > 255) /* They are unsigned */ + return -EINVAL; + + if (yrs > 169) + return -EINVAL; + + if (yrs >= 100) + yrs -= 100; + + sec = bin2bcd(sec); + min = bin2bcd(min); + hrs = bin2bcd(hrs); + day = bin2bcd(day); + mon = bin2bcd(mon); + yrs = bin2bcd(yrs); + + spin_lock_irq(&priv->lock); + control = readb(&priv->reg->control); + writeb(control | M48T35_RTC_SET, &priv->reg->control); + writeb(yrs, &priv->reg->year); + writeb(mon, &priv->reg->month); + writeb(day, &priv->reg->date); + writeb(hrs, &priv->reg->hour); + writeb(min, &priv->reg->min); + writeb(sec, &priv->reg->sec); + writeb(control, &priv->reg->control); + spin_unlock_irq(&priv->lock); + return 0; +} + +static const struct rtc_class_ops m48t35_ops = { + .read_time = m48t35_read_time, + .set_time = m48t35_set_time, +}; + +static int __devinit m48t35_probe(struct platform_device *pdev) +{ + struct rtc_device *rtc; + struct resource *res; + struct m48t35_priv *priv; + int ret = 0; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENODEV; + priv = kzalloc(sizeof(struct m48t35_priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->size = res->end - res->start + 1; + /* + * kludge: remove the #ifndef after ioc3 resource + * conflicts are resolved + */ +#ifndef CONFIG_SGI_IP27 + if (!request_mem_region(res->start, priv->size, pdev->name)) { + ret = -EBUSY; + goto out; + } +#endif + priv->baseaddr = res->start; + priv->reg = ioremap(priv->baseaddr, priv->size); + if (!priv->reg) { + ret = -ENOMEM; + goto out; + } + spin_lock_init(&priv->lock); + rtc = rtc_device_register("m48t35", &pdev->dev, + &m48t35_ops, THIS_MODULE); + if (IS_ERR(rtc)) { + ret = PTR_ERR(rtc); + goto out; + } + priv->rtc = rtc; + platform_set_drvdata(pdev, priv); + return 0; + +out: + if (priv->rtc) + rtc_device_unregister(priv->rtc); + if (priv->reg) + iounmap(priv->reg); + if (priv->baseaddr) + release_mem_region(priv->baseaddr, priv->size); + kfree(priv); + return ret; +} + +static int __devexit m48t35_remove(struct platform_device *pdev) +{ + struct m48t35_priv *priv = platform_get_drvdata(pdev); + + rtc_device_unregister(priv->rtc); + iounmap(priv->reg); +#ifndef CONFIG_SGI_IP27 + release_mem_region(priv->baseaddr, priv->size); +#endif + kfree(priv); + return 0; +} + +static struct platform_driver m48t35_platform_driver = { + .driver = { + .name = "rtc-m48t35", + .owner = THIS_MODULE, + }, + .probe = m48t35_probe, + .remove = __devexit_p(m48t35_remove), +}; + +static int __init m48t35_init(void) +{ + return platform_driver_register(&m48t35_platform_driver); +} + +static void __exit m48t35_exit(void) +{ + platform_driver_unregister(&m48t35_platform_driver); +} + +MODULE_AUTHOR("Thomas Bogendoerfer <tsbogend@alpha.franken.de>"); +MODULE_DESCRIPTION("M48T35 RTC driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); +MODULE_ALIAS("platform:rtc-m48t35"); + +module_init(m48t35_init); +module_exit(m48t35_exit); diff --git a/drivers/rtc/rtc-max6900.c b/drivers/rtc/rtc-max6900.c index ded3c0abad8..12c9cd25cad 100644 --- a/drivers/rtc/rtc-max6900.c +++ b/drivers/rtc/rtc-max6900.c @@ -17,19 +17,18 @@ #include <linux/rtc.h> #include <linux/delay.h> -#define DRV_NAME "max6900" -#define DRV_VERSION "0.1" +#define DRV_VERSION "0.2" /* * register indices */ -#define MAX6900_REG_SC 0 /* seconds 00-59 */ -#define MAX6900_REG_MN 1 /* minutes 00-59 */ -#define MAX6900_REG_HR 2 /* hours 00-23 */ -#define MAX6900_REG_DT 3 /* day of month 00-31 */ -#define MAX6900_REG_MO 4 /* month 01-12 */ -#define MAX6900_REG_DW 5 /* day of week 1-7 */ -#define MAX6900_REG_YR 6 /* year 00-99 */ +#define MAX6900_REG_SC 0 /* seconds 00-59 */ +#define MAX6900_REG_MN 1 /* minutes 00-59 */ +#define MAX6900_REG_HR 2 /* hours 00-23 */ +#define MAX6900_REG_DT 3 /* day of month 00-31 */ +#define MAX6900_REG_MO 4 /* month 01-12 */ +#define MAX6900_REG_DW 5 /* day of week 1-7 */ +#define MAX6900_REG_YR 6 /* year 00-99 */ #define MAX6900_REG_CT 7 /* control */ /* register 8 is undocumented */ #define MAX6900_REG_CENTURY 9 /* century */ @@ -39,7 +38,6 @@ #define MAX6900_REG_CT_WP (1 << 7) /* Write Protect */ - /* * register read/write commands */ @@ -52,16 +50,7 @@ #define MAX6900_IDLE_TIME_AFTER_WRITE 3 /* specification says 2.5 mS */ -#define MAX6900_I2C_ADDR 0xa0 - -static const unsigned short normal_i2c[] = { - MAX6900_I2C_ADDR >> 1, - I2C_CLIENT_END -}; - -I2C_CLIENT_INSMOD; /* defines addr_data */ - -static int max6900_probe(struct i2c_adapter *adapter, int addr, int kind); +static struct i2c_driver max6900_driver; static int max6900_i2c_read_regs(struct i2c_client *client, u8 *buf) { @@ -69,36 +58,35 @@ static int max6900_i2c_read_regs(struct i2c_client *client, u8 *buf) u8 reg_century_read[1] = { MAX6900_REG_CENTURY_READ }; struct i2c_msg msgs[4] = { { - .addr = client->addr, - .flags = 0, /* write */ - .len = sizeof(reg_burst_read), - .buf = reg_burst_read - }, + .addr = client->addr, + .flags = 0, /* write */ + .len = sizeof(reg_burst_read), + .buf = reg_burst_read} + , { - .addr = client->addr, - .flags = I2C_M_RD, - .len = MAX6900_BURST_LEN, - .buf = buf - }, + .addr = client->addr, + .flags = I2C_M_RD, + .len = MAX6900_BURST_LEN, + .buf = buf} + , { - .addr = client->addr, - .flags = 0, /* write */ - .len = sizeof(reg_century_read), - .buf = reg_century_read - }, + .addr = client->addr, + .flags = 0, /* write */ + .len = sizeof(reg_century_read), + .buf = reg_century_read} + , { - .addr = client->addr, - .flags = I2C_M_RD, - .len = sizeof(buf[MAX6900_REG_CENTURY]), - .buf = &buf[MAX6900_REG_CENTURY] - } + .addr = client->addr, + .flags = I2C_M_RD, + .len = sizeof(buf[MAX6900_REG_CENTURY]), + .buf = &buf[MAX6900_REG_CENTURY] + } }; int rc; rc = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); if (rc != ARRAY_SIZE(msgs)) { - dev_err(&client->dev, "%s: register read failed\n", - __func__); + dev_err(&client->dev, "%s: register read failed\n", __func__); return -EIO; } return 0; @@ -109,20 +97,18 @@ static int max6900_i2c_write_regs(struct i2c_client *client, u8 const *buf) u8 i2c_century_buf[1 + 1] = { MAX6900_REG_CENTURY_WRITE }; struct i2c_msg century_msgs[1] = { { - .addr = client->addr, - .flags = 0, /* write */ - .len = sizeof(i2c_century_buf), - .buf = i2c_century_buf - } + .addr = client->addr, + .flags = 0, /* write */ + .len = sizeof(i2c_century_buf), + .buf = i2c_century_buf} }; u8 i2c_burst_buf[MAX6900_BURST_LEN + 1] = { MAX6900_REG_BURST_WRITE }; struct i2c_msg burst_msgs[1] = { { - .addr = client->addr, - .flags = 0, /* write */ - .len = sizeof(i2c_burst_buf), - .buf = i2c_burst_buf - } + .addr = client->addr, + .flags = 0, /* write */ + .len = sizeof(i2c_burst_buf), + .buf = i2c_burst_buf} }; int rc; @@ -133,10 +119,12 @@ static int max6900_i2c_write_regs(struct i2c_client *client, u8 const *buf) * bit as part of the burst write. */ i2c_century_buf[1] = buf[MAX6900_REG_CENTURY]; + rc = i2c_transfer(client->adapter, century_msgs, ARRAY_SIZE(century_msgs)); if (rc != ARRAY_SIZE(century_msgs)) goto write_failed; + msleep(MAX6900_IDLE_TIME_AFTER_WRITE); memcpy(&i2c_burst_buf[1], buf, MAX6900_BURST_LEN); @@ -148,45 +136,11 @@ static int max6900_i2c_write_regs(struct i2c_client *client, u8 const *buf) return 0; -write_failed: - dev_err(&client->dev, "%s: register write failed\n", - __func__); + write_failed: + dev_err(&client->dev, "%s: register write failed\n", __func__); return -EIO; } -static int max6900_i2c_validate_client(struct i2c_client *client) -{ - u8 regs[MAX6900_REG_LEN]; - u8 zero_mask[] = { - 0x80, /* seconds */ - 0x80, /* minutes */ - 0x40, /* hours */ - 0xc0, /* day of month */ - 0xe0, /* month */ - 0xf8, /* day of week */ - 0x00, /* year */ - 0x7f, /* control */ - }; - int i; - int rc; - int reserved; - - reserved = i2c_smbus_read_byte_data(client, MAX6900_REG_RESERVED_READ); - if (reserved != 0x07) - return -ENODEV; - - rc = max6900_i2c_read_regs(client, regs); - if (rc < 0) - return rc; - - for (i = 0; i < ARRAY_SIZE(zero_mask); ++i) { - if (regs[i] & zero_mask[i]) - return -ENODEV; - } - - return 0; -} - static int max6900_i2c_read_time(struct i2c_client *client, struct rtc_time *tm) { int rc; @@ -202,7 +156,7 @@ static int max6900_i2c_read_time(struct i2c_client *client, struct rtc_time *tm) tm->tm_mday = BCD2BIN(regs[MAX6900_REG_DT]); tm->tm_mon = BCD2BIN(regs[MAX6900_REG_MO]) - 1; tm->tm_year = BCD2BIN(regs[MAX6900_REG_YR]) + - BCD2BIN(regs[MAX6900_REG_CENTURY]) * 100 - 1900; + BCD2BIN(regs[MAX6900_REG_CENTURY]) * 100 - 1900; tm->tm_wday = BCD2BIN(regs[MAX6900_REG_DW]); return 0; @@ -211,7 +165,7 @@ static int max6900_i2c_read_time(struct i2c_client *client, struct rtc_time *tm) static int max6900_i2c_clear_write_protect(struct i2c_client *client) { int rc; - rc = i2c_smbus_write_byte_data (client, MAX6900_REG_CONTROL_WRITE, 0); + rc = i2c_smbus_write_byte_data(client, MAX6900_REG_CONTROL_WRITE, 0); if (rc < 0) { dev_err(&client->dev, "%s: control register write failed\n", __func__); @@ -220,8 +174,8 @@ static int max6900_i2c_clear_write_protect(struct i2c_client *client) return 0; } -static int max6900_i2c_set_time(struct i2c_client *client, - struct rtc_time const *tm) +static int +max6900_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm) { u8 regs[MAX6900_REG_LEN]; int rc; @@ -258,89 +212,49 @@ static int max6900_rtc_set_time(struct device *dev, struct rtc_time *tm) return max6900_i2c_set_time(to_i2c_client(dev), tm); } -static int max6900_attach_adapter(struct i2c_adapter *adapter) -{ - return i2c_probe(adapter, &addr_data, max6900_probe); -} - -static int max6900_detach_client(struct i2c_client *client) +static int max6900_remove(struct i2c_client *client) { - struct rtc_device *const rtc = i2c_get_clientdata(client); + struct rtc_device *rtc = i2c_get_clientdata(client); if (rtc) rtc_device_unregister(rtc); - return i2c_detach_client(client); + return 0; } -static struct i2c_driver max6900_driver = { - .driver = { - .name = DRV_NAME, - }, - .id = I2C_DRIVERID_MAX6900, - .attach_adapter = max6900_attach_adapter, - .detach_client = max6900_detach_client, -}; - static const struct rtc_class_ops max6900_rtc_ops = { - .read_time = max6900_rtc_read_time, - .set_time = max6900_rtc_set_time, + .read_time = max6900_rtc_read_time, + .set_time = max6900_rtc_set_time, }; -static int max6900_probe(struct i2c_adapter *adapter, int addr, int kind) +static int +max6900_probe(struct i2c_client *client, const struct i2c_device_id *id) { - int rc = 0; - struct i2c_client *client = NULL; - struct rtc_device *rtc = NULL; - - if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) { - rc = -ENODEV; - goto failout; - } - - client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == NULL) { - rc = -ENOMEM; - goto failout; - } - - client->addr = addr; - client->adapter = adapter; - client->driver = &max6900_driver; - strlcpy(client->name, DRV_NAME, I2C_NAME_SIZE); - - if (kind < 0) { - rc = max6900_i2c_validate_client(client); - if (rc < 0) - goto failout; - } + struct rtc_device *rtc; - rc = i2c_attach_client(client); - if (rc < 0) - goto failout; + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) + return -ENODEV; - dev_info(&client->dev, - "chip found, driver version " DRV_VERSION "\n"); + dev_info(&client->dev, "chip found, driver version " DRV_VERSION "\n"); rtc = rtc_device_register(max6900_driver.driver.name, - &client->dev, - &max6900_rtc_ops, THIS_MODULE); - if (IS_ERR(rtc)) { - rc = PTR_ERR(rtc); - goto failout_detach; - } + &client->dev, &max6900_rtc_ops, THIS_MODULE); + if (IS_ERR(rtc)) + return PTR_ERR(rtc); i2c_set_clientdata(client, rtc); return 0; - -failout_detach: - i2c_detach_client(client); -failout: - kfree(client); - return rc; } +static struct i2c_driver max6900_driver = { + .driver = { + .name = "rtc-max6900", + }, + .probe = max6900_probe, + .remove = max6900_remove, +}; + static int __init max6900_init(void) { return i2c_add_driver(&max6900_driver); @@ -352,6 +266,7 @@ static void __exit max6900_exit(void) } MODULE_DESCRIPTION("Maxim MAX6900 RTC driver"); +MODULE_AUTHOR("Dale Farnsworth <dale@farnsworth.org>"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c index 748a502a635..a829f20ad6d 100644 --- a/drivers/rtc/rtc-pcf8563.c +++ b/drivers/rtc/rtc-pcf8563.c @@ -179,58 +179,6 @@ struct pcf8563_limit unsigned char max; }; -static int pcf8563_validate_client(struct i2c_client *client) -{ - int i; - - static const struct pcf8563_limit pattern[] = { - /* register, mask, min, max */ - { PCF8563_REG_SC, 0x7F, 0, 59 }, - { PCF8563_REG_MN, 0x7F, 0, 59 }, - { PCF8563_REG_HR, 0x3F, 0, 23 }, - { PCF8563_REG_DM, 0x3F, 0, 31 }, - { PCF8563_REG_MO, 0x1F, 0, 12 }, - }; - - /* check limits (only registers with bcd values) */ - for (i = 0; i < ARRAY_SIZE(pattern); i++) { - int xfer; - unsigned char value; - unsigned char buf = pattern[i].reg; - - struct i2c_msg msgs[] = { - { client->addr, 0, 1, &buf }, - { client->addr, I2C_M_RD, 1, &buf }, - }; - - xfer = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); - - if (xfer != ARRAY_SIZE(msgs)) { - dev_err(&client->dev, - "%s: could not read register 0x%02X\n", - __func__, pattern[i].reg); - - return -EIO; - } - - value = BCD2BIN(buf & pattern[i].mask); - - if (value > pattern[i].max || - value < pattern[i].min) { - dev_dbg(&client->dev, - "%s: pattern=%d, reg=%x, mask=0x%02x, min=%d, " - "max=%d, value=%d, raw=0x%02X\n", - __func__, i, pattern[i].reg, pattern[i].mask, - pattern[i].min, pattern[i].max, - value, buf); - - return -ENODEV; - } - } - - return 0; -} - static int pcf8563_rtc_read_time(struct device *dev, struct rtc_time *tm) { return pcf8563_get_datetime(to_i2c_client(dev), tm); @@ -262,12 +210,6 @@ static int pcf8563_probe(struct i2c_client *client, if (!pcf8563) return -ENOMEM; - /* Verify the chip is really an PCF8563 */ - if (pcf8563_validate_client(client) < 0) { - err = -ENODEV; - goto exit_kfree; - } - dev_info(&client->dev, "chip found, driver version " DRV_VERSION "\n"); pcf8563->rtc = rtc_device_register(pcf8563_driver.driver.name, diff --git a/drivers/rtc/rtc-pl030.c b/drivers/rtc/rtc-pl030.c index 8448eeb9d67..82615355215 100644 --- a/drivers/rtc/rtc-pl030.c +++ b/drivers/rtc/rtc-pl030.c @@ -34,15 +34,6 @@ static irqreturn_t pl030_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static int pl030_open(struct device *dev) -{ - return 0; -} - -static void pl030_release(struct device *dev) -{ -} - static int pl030_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { return -ENOIOCTLCMD; @@ -104,8 +95,6 @@ static int pl030_set_time(struct device *dev, struct rtc_time *tm) } static const struct rtc_class_ops pl030_ops = { - .open = pl030_open, - .release = pl030_release, .ioctl = pl030_ioctl, .read_time = pl030_read_time, .set_time = pl030_set_time, diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index 08b4610ec5a..333eec689d2 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -45,18 +45,6 @@ static irqreturn_t pl031_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static int pl031_open(struct device *dev) -{ - /* - * We request IRQ in pl031_probe, so nothing to do here... - */ - return 0; -} - -static void pl031_release(struct device *dev) -{ -} - static int pl031_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { struct pl031_local *ldata = dev_get_drvdata(dev); @@ -118,8 +106,6 @@ static int pl031_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) } static const struct rtc_class_ops pl031_ops = { - .open = pl031_open, - .release = pl031_release, .ioctl = pl031_ioctl, .read_time = pl031_read_time, .set_time = pl031_set_time, diff --git a/drivers/rtc/rtc-rs5c372.c b/drivers/rtc/rtc-rs5c372.c index 56caf6b2c3e..8b561958fb1 100644 --- a/drivers/rtc/rtc-rs5c372.c +++ b/drivers/rtc/rtc-rs5c372.c @@ -1,8 +1,9 @@ /* - * An I2C driver for Ricoh RS5C372 and RV5C38[67] RTCs + * An I2C driver for Ricoh RS5C372, R2025S/D and RV5C38[67] RTCs * * Copyright (C) 2005 Pavel Mironchik <pmironchik@optifacio.net> * Copyright (C) 2006 Tower Technologies + * Copyright (C) 2008 Paul Mundt * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -13,7 +14,7 @@ #include <linux/rtc.h> #include <linux/bcd.h> -#define DRV_VERSION "0.5" +#define DRV_VERSION "0.6" /* @@ -51,7 +52,8 @@ # define RS5C_CTRL1_CT4 (4 << 0) /* 1 Hz level irq */ #define RS5C_REG_CTRL2 15 # define RS5C372_CTRL2_24 (1 << 5) -# define RS5C_CTRL2_XSTP (1 << 4) +# define R2025_CTRL2_XST (1 << 5) +# define RS5C_CTRL2_XSTP (1 << 4) /* only if !R2025S/D */ # define RS5C_CTRL2_CTFG (1 << 2) # define RS5C_CTRL2_AAFG (1 << 1) /* or WAFG */ # define RS5C_CTRL2_BAFG (1 << 0) /* or DAFG */ @@ -63,6 +65,7 @@ enum rtc_type { rtc_undef = 0, + rtc_r2025sd, rtc_rs5c372a, rtc_rs5c372b, rtc_rv5c386, @@ -70,6 +73,7 @@ enum rtc_type { }; static const struct i2c_device_id rs5c372_id[] = { + { "r2025sd", rtc_r2025sd }, { "rs5c372a", rtc_rs5c372a }, { "rs5c372b", rtc_rs5c372b }, { "rv5c386", rtc_rv5c386 }, @@ -89,6 +93,7 @@ struct rs5c372 { enum rtc_type type; unsigned time24:1; unsigned has_irq:1; + unsigned smbus:1; char buf[17]; char *regs; }; @@ -106,10 +111,25 @@ static int rs5c_get_regs(struct rs5c372 *rs5c) * * The first method doesn't work with the iop3xx adapter driver, on at * least 80219 chips; this works around that bug. + * + * The third method on the other hand doesn't work for the SMBus-only + * configurations, so we use the the first method there, stripping off + * the extra register in the process. */ - if ((i2c_transfer(client->adapter, msgs, 1)) != 1) { - dev_warn(&client->dev, "can't read registers\n"); - return -EIO; + if (rs5c->smbus) { + int addr = RS5C_ADDR(RS5C372_REG_SECS); + int size = sizeof(rs5c->buf) - 1; + + if (i2c_smbus_read_i2c_block_data(client, addr, size, + rs5c->buf + 1) != size) { + dev_warn(&client->dev, "can't read registers\n"); + return -EIO; + } + } else { + if ((i2c_transfer(client->adapter, msgs, 1)) != 1) { + dev_warn(&client->dev, "can't read registers\n"); + return -EIO; + } } dev_dbg(&client->dev, @@ -187,6 +207,7 @@ static int rs5c372_set_datetime(struct i2c_client *client, struct rtc_time *tm) { struct rs5c372 *rs5c = i2c_get_clientdata(client); unsigned char buf[8]; + int addr; dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d " "mday=%d, mon=%d, year=%d, wday=%d\n", @@ -194,16 +215,16 @@ static int rs5c372_set_datetime(struct i2c_client *client, struct rtc_time *tm) tm->tm_sec, tm->tm_min, tm->tm_hour, tm->tm_mday, tm->tm_mon, tm->tm_year, tm->tm_wday); - buf[0] = RS5C_ADDR(RS5C372_REG_SECS); - buf[1] = BIN2BCD(tm->tm_sec); - buf[2] = BIN2BCD(tm->tm_min); - buf[3] = rs5c_hr2reg(rs5c, tm->tm_hour); - buf[4] = BIN2BCD(tm->tm_wday); - buf[5] = BIN2BCD(tm->tm_mday); - buf[6] = BIN2BCD(tm->tm_mon + 1); - buf[7] = BIN2BCD(tm->tm_year - 100); + addr = RS5C_ADDR(RS5C372_REG_SECS); + buf[0] = BIN2BCD(tm->tm_sec); + buf[1] = BIN2BCD(tm->tm_min); + buf[2] = rs5c_hr2reg(rs5c, tm->tm_hour); + buf[3] = BIN2BCD(tm->tm_wday); + buf[4] = BIN2BCD(tm->tm_mday); + buf[5] = BIN2BCD(tm->tm_mon + 1); + buf[6] = BIN2BCD(tm->tm_year - 100); - if ((i2c_master_send(client, buf, 8)) != 8) { + if (i2c_smbus_write_i2c_block_data(client, addr, sizeof(buf), buf) < 0) { dev_err(&client->dev, "%s: write error\n", __func__); return -EIO; } @@ -266,16 +287,16 @@ rs5c_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { struct i2c_client *client = to_i2c_client(dev); struct rs5c372 *rs5c = i2c_get_clientdata(client); - unsigned char buf[2]; - int status; + unsigned char buf; + int status, addr; - buf[1] = rs5c->regs[RS5C_REG_CTRL1]; + buf = rs5c->regs[RS5C_REG_CTRL1]; switch (cmd) { case RTC_UIE_OFF: case RTC_UIE_ON: /* some 327a modes use a different IRQ pin for 1Hz irqs */ if (rs5c->type == rtc_rs5c372a - && (buf[1] & RS5C372A_CTRL1_SL1)) + && (buf & RS5C372A_CTRL1_SL1)) return -ENOIOCTLCMD; case RTC_AIE_OFF: case RTC_AIE_ON: @@ -293,28 +314,30 @@ rs5c_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) if (status < 0) return status; - buf[0] = RS5C_ADDR(RS5C_REG_CTRL1); + addr = RS5C_ADDR(RS5C_REG_CTRL1); switch (cmd) { case RTC_AIE_OFF: /* alarm off */ - buf[1] &= ~RS5C_CTRL1_AALE; + buf &= ~RS5C_CTRL1_AALE; break; case RTC_AIE_ON: /* alarm on */ - buf[1] |= RS5C_CTRL1_AALE; + buf |= RS5C_CTRL1_AALE; break; case RTC_UIE_OFF: /* update off */ - buf[1] &= ~RS5C_CTRL1_CT_MASK; + buf &= ~RS5C_CTRL1_CT_MASK; break; case RTC_UIE_ON: /* update on */ - buf[1] &= ~RS5C_CTRL1_CT_MASK; - buf[1] |= RS5C_CTRL1_CT4; + buf &= ~RS5C_CTRL1_CT_MASK; + buf |= RS5C_CTRL1_CT4; break; } - if ((i2c_master_send(client, buf, 2)) != 2) { + + if (i2c_smbus_write_byte_data(client, addr, buf) < 0) { printk(KERN_WARNING "%s: can't update alarm\n", rs5c->rtc->name); status = -EIO; } else - rs5c->regs[RS5C_REG_CTRL1] = buf[1]; + rs5c->regs[RS5C_REG_CTRL1] = buf; + return status; } @@ -364,8 +387,8 @@ static int rs5c_set_alarm(struct device *dev, struct rtc_wkalrm *t) { struct i2c_client *client = to_i2c_client(dev); struct rs5c372 *rs5c = i2c_get_clientdata(client); - int status; - unsigned char buf[4]; + int status, addr, i; + unsigned char buf[3]; /* only handle up to 24 hours in the future, like RTC_ALM_SET */ if (t->time.tm_mday != -1 @@ -380,33 +403,36 @@ static int rs5c_set_alarm(struct device *dev, struct rtc_wkalrm *t) if (status < 0) return status; if (rs5c->regs[RS5C_REG_CTRL1] & RS5C_CTRL1_AALE) { - buf[0] = RS5C_ADDR(RS5C_REG_CTRL1); - buf[1] = rs5c->regs[RS5C_REG_CTRL1] & ~RS5C_CTRL1_AALE; - if (i2c_master_send(client, buf, 2) != 2) { + addr = RS5C_ADDR(RS5C_REG_CTRL1); + buf[0] = rs5c->regs[RS5C_REG_CTRL1] & ~RS5C_CTRL1_AALE; + if (i2c_smbus_write_byte_data(client, addr, buf[0]) < 0) { pr_debug("%s: can't disable alarm\n", rs5c->rtc->name); return -EIO; } - rs5c->regs[RS5C_REG_CTRL1] = buf[1]; + rs5c->regs[RS5C_REG_CTRL1] = buf[0]; } /* set alarm */ - buf[0] = RS5C_ADDR(RS5C_REG_ALARM_A_MIN); - buf[1] = BIN2BCD(t->time.tm_min); - buf[2] = rs5c_hr2reg(rs5c, t->time.tm_hour); - buf[3] = 0x7f; /* any/all days */ - if ((i2c_master_send(client, buf, 4)) != 4) { - pr_debug("%s: can't set alarm time\n", rs5c->rtc->name); - return -EIO; + buf[0] = BIN2BCD(t->time.tm_min); + buf[1] = rs5c_hr2reg(rs5c, t->time.tm_hour); + buf[2] = 0x7f; /* any/all days */ + + for (i = 0; i < sizeof(buf); i++) { + addr = RS5C_ADDR(RS5C_REG_ALARM_A_MIN + i); + if (i2c_smbus_write_byte_data(client, addr, buf[i]) < 0) { + pr_debug("%s: can't set alarm time\n", rs5c->rtc->name); + return -EIO; + } } /* ... and maybe enable its irq */ if (t->enabled) { - buf[0] = RS5C_ADDR(RS5C_REG_CTRL1); - buf[1] = rs5c->regs[RS5C_REG_CTRL1] | RS5C_CTRL1_AALE; - if ((i2c_master_send(client, buf, 2)) != 2) + addr = RS5C_ADDR(RS5C_REG_CTRL1); + buf[0] = rs5c->regs[RS5C_REG_CTRL1] | RS5C_CTRL1_AALE; + if (i2c_smbus_write_byte_data(client, addr, buf[0]) < 0) printk(KERN_WARNING "%s: can't enable alarm\n", rs5c->rtc->name); - rs5c->regs[RS5C_REG_CTRL1] = buf[1]; + rs5c->regs[RS5C_REG_CTRL1] = buf[0]; } return 0; @@ -503,18 +529,81 @@ static void rs5c_sysfs_unregister(struct device *dev) static struct i2c_driver rs5c372_driver; +static int rs5c_oscillator_setup(struct rs5c372 *rs5c372) +{ + unsigned char buf[2]; + int addr, i, ret = 0; + + if (rs5c372->type == rtc_r2025sd) { + if (!(rs5c372->regs[RS5C_REG_CTRL2] & R2025_CTRL2_XST)) + return ret; + rs5c372->regs[RS5C_REG_CTRL2] &= ~R2025_CTRL2_XST; + } else { + if (!(rs5c372->regs[RS5C_REG_CTRL2] & RS5C_CTRL2_XSTP)) + return ret; + rs5c372->regs[RS5C_REG_CTRL2] &= ~RS5C_CTRL2_XSTP; + } + + addr = RS5C_ADDR(RS5C_REG_CTRL1); + buf[0] = rs5c372->regs[RS5C_REG_CTRL1]; + buf[1] = rs5c372->regs[RS5C_REG_CTRL2]; + + /* use 24hr mode */ + switch (rs5c372->type) { + case rtc_rs5c372a: + case rtc_rs5c372b: + buf[1] |= RS5C372_CTRL2_24; + rs5c372->time24 = 1; + break; + case rtc_r2025sd: + case rtc_rv5c386: + case rtc_rv5c387a: + buf[0] |= RV5C387_CTRL1_24; + rs5c372->time24 = 1; + break; + default: + /* impossible */ + break; + } + + for (i = 0; i < sizeof(buf); i++) { + addr = RS5C_ADDR(RS5C_REG_CTRL1 + i); + ret = i2c_smbus_write_byte_data(rs5c372->client, addr, buf[i]); + if (unlikely(ret < 0)) + return ret; + } + + rs5c372->regs[RS5C_REG_CTRL1] = buf[0]; + rs5c372->regs[RS5C_REG_CTRL2] = buf[1]; + + return 0; +} + static int rs5c372_probe(struct i2c_client *client, const struct i2c_device_id *id) { int err = 0; + int smbus_mode = 0; struct rs5c372 *rs5c372; struct rtc_time tm; dev_dbg(&client->dev, "%s\n", __func__); - if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { - err = -ENODEV; - goto exit; + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C | + I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_I2C_BLOCK)) { + /* + * If we don't have any master mode adapter, try breaking + * it down in to the barest of capabilities. + */ + if (i2c_check_functionality(client->adapter, + I2C_FUNC_SMBUS_BYTE_DATA | + I2C_FUNC_SMBUS_I2C_BLOCK)) + smbus_mode = 1; + else { + /* Still no good, give up */ + err = -ENODEV; + goto exit; + } } if (!(rs5c372 = kzalloc(sizeof(struct rs5c372), GFP_KERNEL))) { @@ -528,6 +617,7 @@ static int rs5c372_probe(struct i2c_client *client, /* we read registers 0x0f then 0x00-0x0f; skip the first one */ rs5c372->regs = &rs5c372->buf[1]; + rs5c372->smbus = smbus_mode; err = rs5c_get_regs(rs5c372); if (err < 0) @@ -543,6 +633,7 @@ static int rs5c372_probe(struct i2c_client *client, if (rs5c372->regs[RS5C_REG_CTRL2] & RS5C372_CTRL2_24) rs5c372->time24 = 1; break; + case rtc_r2025sd: case rtc_rv5c386: case rtc_rv5c387a: if (rs5c372->regs[RS5C_REG_CTRL1] & RV5C387_CTRL1_24) @@ -558,39 +649,14 @@ static int rs5c372_probe(struct i2c_client *client, /* if the oscillator lost power and no other software (like * the bootloader) set it up, do it here. + * + * The R2025S/D does this a little differently than the other + * parts, so we special case that.. */ - if (rs5c372->regs[RS5C_REG_CTRL2] & RS5C_CTRL2_XSTP) { - unsigned char buf[3]; - - rs5c372->regs[RS5C_REG_CTRL2] &= ~RS5C_CTRL2_XSTP; - - buf[0] = RS5C_ADDR(RS5C_REG_CTRL1); - buf[1] = rs5c372->regs[RS5C_REG_CTRL1]; - buf[2] = rs5c372->regs[RS5C_REG_CTRL2]; - - /* use 24hr mode */ - switch (rs5c372->type) { - case rtc_rs5c372a: - case rtc_rs5c372b: - buf[2] |= RS5C372_CTRL2_24; - rs5c372->time24 = 1; - break; - case rtc_rv5c386: - case rtc_rv5c387a: - buf[1] |= RV5C387_CTRL1_24; - rs5c372->time24 = 1; - break; - default: - /* impossible */ - break; - } - - if ((i2c_master_send(client, buf, 3)) != 3) { - dev_err(&client->dev, "setup error\n"); - goto exit_kfree; - } - rs5c372->regs[RS5C_REG_CTRL1] = buf[1]; - rs5c372->regs[RS5C_REG_CTRL2] = buf[2]; + err = rs5c_oscillator_setup(rs5c372); + if (unlikely(err < 0)) { + dev_err(&client->dev, "setup error\n"); + goto exit_kfree; } if (rs5c372_get_datetime(client, &tm) < 0) @@ -598,6 +664,7 @@ static int rs5c372_probe(struct i2c_client *client, dev_info(&client->dev, "%s found, %s, driver version " DRV_VERSION "\n", ({ char *s; switch (rs5c372->type) { + case rtc_r2025sd: s = "r2025sd"; break; case rtc_rs5c372a: s = "rs5c372a"; break; case rtc_rs5c372b: s = "rs5c372b"; break; case rtc_rv5c386: s = "rv5c386"; break; @@ -667,7 +734,8 @@ module_exit(rs5c372_exit); MODULE_AUTHOR( "Pavel Mironchik <pmironchik@optifacio.net>, " - "Alessandro Zummo <a.zummo@towertech.it>"); + "Alessandro Zummo <a.zummo@towertech.it>, " + "Paul Mundt <lethal@linux-sh.org>"); MODULE_DESCRIPTION("Ricoh RS5C372 RTC driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c index 1f88e9e914e..fcead4c4cd1 100644 --- a/drivers/rtc/rtc-sh.c +++ b/drivers/rtc/rtc-sh.c @@ -257,12 +257,6 @@ static inline void sh_rtc_setaie(struct device *dev, unsigned int enable) spin_unlock_irq(&rtc->lock); } -static void sh_rtc_release(struct device *dev) -{ - sh_rtc_setpie(dev, 0); - sh_rtc_setaie(dev, 0); -} - static int sh_rtc_proc(struct device *dev, struct seq_file *seq) { struct sh_rtc *rtc = dev_get_drvdata(dev); @@ -559,7 +553,6 @@ static int sh_rtc_irq_set_freq(struct device *dev, int freq) } static struct rtc_class_ops sh_rtc_ops = { - .release = sh_rtc_release, .ioctl = sh_rtc_ioctl, .read_time = sh_rtc_read_time, .set_time = sh_rtc_set_time, diff --git a/drivers/rtc/rtc-stk17ta8.c b/drivers/rtc/rtc-stk17ta8.c index 31d3c8c2858..9a7e920315f 100644 --- a/drivers/rtc/rtc-stk17ta8.c +++ b/drivers/rtc/rtc-stk17ta8.c @@ -215,17 +215,6 @@ static irqreturn_t stk17ta8_rtc_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static void stk17ta8_rtc_release(struct device *dev) -{ - struct platform_device *pdev = to_platform_device(dev); - struct rtc_plat_data *pdata = platform_get_drvdata(pdev); - - if (pdata->irq >= 0) { - pdata->irqen = 0; - stk17ta8_rtc_update_alarm(pdata); - } -} - static int stk17ta8_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { @@ -254,7 +243,6 @@ static const struct rtc_class_ops stk17ta8_rtc_ops = { .set_time = stk17ta8_rtc_set_time, .read_alarm = stk17ta8_rtc_read_alarm, .set_alarm = stk17ta8_rtc_set_alarm, - .release = stk17ta8_rtc_release, .ioctl = stk17ta8_rtc_ioctl, }; diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c index 1792b2c0130..0b15cf107ec 100644 --- a/drivers/s390/char/raw3270.c +++ b/drivers/s390/char/raw3270.c @@ -1168,19 +1168,17 @@ static int raw3270_create_attributes(struct raw3270 *rp) if (rc) goto out; - rp->clttydev = device_create_drvdata(class3270, &rp->cdev->dev, - MKDEV(IBM_TTY3270_MAJOR, rp->minor), - NULL, - "tty%s", dev_name(&rp->cdev->dev)); + rp->clttydev = device_create(class3270, &rp->cdev->dev, + MKDEV(IBM_TTY3270_MAJOR, rp->minor), NULL, + "tty%s", dev_name(&rp->cdev->dev)); if (IS_ERR(rp->clttydev)) { rc = PTR_ERR(rp->clttydev); goto out_ttydev; } - rp->cltubdev = device_create_drvdata(class3270, &rp->cdev->dev, - MKDEV(IBM_FS3270_MAJOR, rp->minor), - NULL, - "tub%s", dev_name(&rp->cdev->dev)); + rp->cltubdev = device_create(class3270, &rp->cdev->dev, + MKDEV(IBM_FS3270_MAJOR, rp->minor), NULL, + "tub%s", dev_name(&rp->cdev->dev)); if (!IS_ERR(rp->cltubdev)) goto out; diff --git a/drivers/s390/char/tape_class.c b/drivers/s390/char/tape_class.c index 12c2a5aaf31..ddc914ccea8 100644 --- a/drivers/s390/char/tape_class.c +++ b/drivers/s390/char/tape_class.c @@ -69,9 +69,9 @@ struct tape_class_device *register_tape_dev( if (rc) goto fail_with_cdev; - tcd->class_device = device_create_drvdata(tape_class, device, - tcd->char_device->dev, - NULL, "%s", tcd->device_name); + tcd->class_device = device_create(tape_class, device, + tcd->char_device->dev, NULL, + "%s", tcd->device_name); rc = IS_ERR(tcd->class_device) ? PTR_ERR(tcd->class_device) : 0; if (rc) goto fail_with_cdev; diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c index 42173cc3461..24762727bc2 100644 --- a/drivers/s390/char/vmlogrdr.c +++ b/drivers/s390/char/vmlogrdr.c @@ -747,10 +747,10 @@ static int vmlogrdr_register_device(struct vmlogrdr_priv_t *priv) device_unregister(dev); return ret; } - priv->class_device = device_create_drvdata(vmlogrdr_class, dev, - MKDEV(vmlogrdr_major, - priv->minor_num), - priv, "%s", dev_name(dev)); + priv->class_device = device_create(vmlogrdr_class, dev, + MKDEV(vmlogrdr_major, + priv->minor_num), + priv, "%s", dev_name(dev)); if (IS_ERR(priv->class_device)) { ret = PTR_ERR(priv->class_device); priv->class_device=NULL; diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index 6fdfa5ddeca..9020eba620e 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -896,9 +896,8 @@ static int ur_set_online(struct ccw_device *cdev) goto fail_free_cdev; } - urd->device = device_create_drvdata(vmur_class, NULL, - urd->char_device->dev, NULL, - "%s", node_id); + urd->device = device_create(vmur_class, NULL, urd->char_device->dev, + NULL, "%s", node_id); if (IS_ERR(urd->device)) { rc = PTR_ERR(urd->device); TRACE("ur_set_online: device_create rc=%d\n", rc); diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c index cbe470493bf..19f5d5ed85e 100644 --- a/drivers/s390/net/ctcm_mpc.c +++ b/drivers/s390/net/ctcm_mpc.c @@ -1673,7 +1673,7 @@ static int mpc_validate_xid(struct mpcg_info *mpcginfo) done: if (rc) { - ctcm_pr_info("ctcmpc : %s() failed\n", __FUNCTION__); + ctcm_pr_info("ctcmpc : %s() failed\n", __func__); priv->xid->xid2_flag2 = 0x40; grp->saved_xid2->xid2_flag2 = 0x40; } diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c index 3c257fe0893..88ecf94ad97 100644 --- a/drivers/scsi/ch.c +++ b/drivers/scsi/ch.c @@ -914,9 +914,9 @@ static int ch_probe(struct device *dev) ch->minor = minor; sprintf(ch->name,"ch%d",ch->minor); - class_dev = device_create_drvdata(ch_sysfs_class, dev, - MKDEV(SCSI_CHANGER_MAJOR, ch->minor), - ch, "s%s", ch->name); + class_dev = device_create(ch_sysfs_class, dev, + MKDEV(SCSI_CHANGER_MAJOR, ch->minor), ch, + "s%s", ch->name); if (IS_ERR(class_dev)) { printk(KERN_WARNING "ch%d: device_create failed\n", ch->minor); diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index 1fe0901e811..8aba4fdfb52 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -271,7 +271,7 @@ rebuild_sys_tab: pHba->initialized = TRUE; pHba->state &= ~DPTI_STATE_RESET; if (adpt_sysfs_class) { - struct device *dev = device_create_drvdata(adpt_sysfs_class, + struct device *dev = device_create(adpt_sysfs_class, NULL, MKDEV(DPTI_I2O_MAJOR, pHba->unit), NULL, "dpti%d", pHba->unit); if (IS_ERR(dev)) { diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c index 1c79f9794f4..0ea78d9a37d 100644 --- a/drivers/scsi/osst.c +++ b/drivers/scsi/osst.c @@ -5708,7 +5708,8 @@ static int osst_sysfs_add(dev_t dev, struct device *device, struct osst_tape * S struct device *osst_member; int err; - osst_member = device_create_drvdata(osst_sysfs_class, device, dev, STp, "%s", name); + osst_member = device_create(osst_sysfs_class, device, dev, STp, + "%s", name); if (IS_ERR(osst_member)) { printk(KERN_WARNING "osst :W: Unable to add sysfs class member %s\n", name); return PTR_ERR(osst_member); diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index ba9b9bbd4e7..93bd59a1ed7 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1450,12 +1450,10 @@ sg_add(struct device *cl_dev, struct class_interface *cl_intf) if (sg_sysfs_valid) { struct device *sg_class_member; - sg_class_member = device_create_drvdata(sg_sysfs_class, - cl_dev->parent, - MKDEV(SCSI_GENERIC_MAJOR, - sdp->index), - sdp, - "%s", disk->disk_name); + sg_class_member = device_create(sg_sysfs_class, cl_dev->parent, + MKDEV(SCSI_GENERIC_MAJOR, + sdp->index), + sdp, "%s", disk->disk_name); if (IS_ERR(sg_class_member)) { printk(KERN_ERR "sg_add: " "device_create failed\n"); diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index c2bb53e3d94..5c28d08f18f 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -4428,13 +4428,10 @@ static int do_create_class_files(struct scsi_tape *STp, int dev_num, int mode) snprintf(name, 10, "%s%s%s", rew ? "n" : "", STp->disk->disk_name, st_formats[i]); st_class_member = - device_create_drvdata(st_sysfs_class, - &STp->device->sdev_gendev, - MKDEV(SCSI_TAPE_MAJOR, - TAPE_MINOR(dev_num, - mode, rew)), - &STp->modes[mode], - "%s", name); + device_create(st_sysfs_class, &STp->device->sdev_gendev, + MKDEV(SCSI_TAPE_MAJOR, + TAPE_MINOR(dev_num, mode, rew)), + &STp->modes[mode], "%s", name); if (IS_ERR(st_class_member)) { printk(KERN_WARNING "st%d: device_create failed\n", dev_num); diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index d3ca7d32abe..1528de23a65 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -2223,9 +2223,9 @@ serial8250_set_termios(struct uart_port *port, struct ktermios *termios, serial_outp(up, UART_EFR, efr); } -#ifdef CONFIG_ARCH_OMAP15XX +#ifdef CONFIG_ARCH_OMAP /* Workaround to enable 115200 baud on OMAP1510 internal ports */ - if (cpu_is_omap1510() && is_omap_port((unsigned int)up->port.membase)) { + if (cpu_is_omap1510() && is_omap_port(up)) { if (baud == 115200) { quot = 1; serial_out(up, UART_OMAP_OSC_12M_SEL, 1); @@ -2278,18 +2278,27 @@ serial8250_pm(struct uart_port *port, unsigned int state, p->pm(port, state, oldstate); } +static unsigned int serial8250_port_size(struct uart_8250_port *pt) +{ + if (pt->port.iotype == UPIO_AU) + return 0x100000; +#ifdef CONFIG_ARCH_OMAP + if (is_omap_port(pt)) + return 0x16 << pt->port.regshift; +#endif + return 8 << pt->port.regshift; +} + /* * Resource handling. */ static int serial8250_request_std_resource(struct uart_8250_port *up) { - unsigned int size = 8 << up->port.regshift; + unsigned int size = serial8250_port_size(up); int ret = 0; switch (up->port.iotype) { case UPIO_AU: - size = 0x100000; - /* fall thru */ case UPIO_TSI: case UPIO_MEM32: case UPIO_MEM: @@ -2323,12 +2332,10 @@ static int serial8250_request_std_resource(struct uart_8250_port *up) static void serial8250_release_std_resource(struct uart_8250_port *up) { - unsigned int size = 8 << up->port.regshift; + unsigned int size = serial8250_port_size(up); switch (up->port.iotype) { case UPIO_AU: - size = 0x100000; - /* fall thru */ case UPIO_TSI: case UPIO_MEM32: case UPIO_MEM: diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 31786b3b0a6..db783b77a88 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -1123,42 +1123,6 @@ config SERIAL_CPM_CONSOLE your boot loader (lilo or loadlin) about how to pass options to the kernel at boot time.) -config SERIAL_CPM_SCC1 - bool "Support for SCC1 serial port" - depends on SERIAL_CPM=y - help - Select this option to use SCC1 as a serial port - -config SERIAL_CPM_SCC2 - bool "Support for SCC2 serial port" - depends on SERIAL_CPM=y - help - Select this option to use SCC2 as a serial port - -config SERIAL_CPM_SCC3 - bool "Support for SCC3 serial port" - depends on SERIAL_CPM=y - help - Select this option to use SCC3 as a serial port - -config SERIAL_CPM_SCC4 - bool "Support for SCC4 serial port" - depends on SERIAL_CPM=y - help - Select this option to use SCC4 as a serial port - -config SERIAL_CPM_SMC1 - bool "Support for SMC1 serial port" - depends on SERIAL_CPM=y - help - Select this option to use SMC1 as a serial port - -config SERIAL_CPM_SMC2 - bool "Support for SMC2 serial port" - depends on SERIAL_CPM=y - help - Select this option to use SMC2 as a serial port - config SERIAL_SGI_L1_CONSOLE bool "SGI Altix L1 serial console support" depends on IA64_GENERIC || IA64_SGI_SN2 diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c index 25efca5a7a1..a6c4d744495 100644 --- a/drivers/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/serial/cpm_uart/cpm_uart_core.c @@ -1333,6 +1333,9 @@ static int __devinit cpm_uart_probe(struct of_device *ofdev, if (ret) return ret; + /* initialize the device pointer for the port */ + pinfo->port.dev = &ofdev->dev; + return uart_add_one_port(&cpm_reg, &pinfo->port); } diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c index 0f0aff06c59..1b94c56ec23 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c +++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c @@ -100,7 +100,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) mem_addr = (u8 *) cpm_dpram_addr(cpm_dpalloc(memsz, 8)); dma_addr = (u32)cpm_dpram_phys(mem_addr); } else - mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr, + mem_addr = dma_alloc_coherent(pinfo->port.dev, memsz, &dma_addr, GFP_KERNEL); if (mem_addr == NULL) { @@ -127,8 +127,8 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) void cpm_uart_freebuf(struct uart_cpm_port *pinfo) { - dma_free_coherent(NULL, L1_CACHE_ALIGN(pinfo->rx_nrfifos * - pinfo->rx_fifosize) + + dma_free_coherent(pinfo->port.dev, L1_CACHE_ALIGN(pinfo->rx_nrfifos * + pinfo->rx_fifosize) + L1_CACHE_ALIGN(pinfo->tx_nrfifos * pinfo->tx_fifosize), pinfo->mem_addr, pinfo->dma_addr); diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm2.c b/drivers/serial/cpm_uart/cpm_uart_cpm2.c index b8db4d3eed3..141c0a3333a 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm2.c +++ b/drivers/serial/cpm_uart/cpm_uart_cpm2.c @@ -136,7 +136,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) dma_addr = virt_to_bus(mem_addr); } else - mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr, + mem_addr = dma_alloc_coherent(pinfo->port.dev, memsz, &dma_addr, GFP_KERNEL); if (mem_addr == NULL) { @@ -163,8 +163,8 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) void cpm_uart_freebuf(struct uart_cpm_port *pinfo) { - dma_free_coherent(NULL, L1_CACHE_ALIGN(pinfo->rx_nrfifos * - pinfo->rx_fifosize) + + dma_free_coherent(pinfo->port.dev, L1_CACHE_ALIGN(pinfo->rx_nrfifos * + pinfo->rx_fifosize) + L1_CACHE_ALIGN(pinfo->tx_nrfifos * pinfo->tx_fifosize), (void __force *)pinfo->mem_addr, pinfo->dma_addr); diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c index 36126070d9a..6117d3db0b6 100644 --- a/drivers/serial/mpc52xx_uart.c +++ b/drivers/serial/mpc52xx_uart.c @@ -72,13 +72,8 @@ #include <linux/console.h> #include <linux/delay.h> #include <linux/io.h> - -#if defined(CONFIG_PPC_MERGE) #include <linux/of.h> #include <linux/of_platform.h> -#else -#include <linux/platform_device.h> -#endif #include <asm/mpc52xx.h> #include <asm/mpc512x.h> @@ -107,12 +102,11 @@ static struct uart_port mpc52xx_uart_ports[MPC52xx_PSC_MAXNUM]; * it's cleared, then a memset(...,0,...) should be added to * the console_init */ -#if defined(CONFIG_PPC_MERGE) + /* lookup table for matching device nodes to index numbers */ static struct device_node *mpc52xx_uart_nodes[MPC52xx_PSC_MAXNUM]; static void mpc52xx_uart_of_enumerate(void); -#endif #define PSC(port) ((struct mpc52xx_psc __iomem *)((port)->membase)) @@ -255,17 +249,12 @@ static void mpc52xx_psc_cw_restore_ints(struct uart_port *port) /* Search for bus-frequency property in this node or a parent */ static unsigned long mpc52xx_getuartclk(void *p) { -#if defined(CONFIG_PPC_MERGE) /* * 5200 UARTs have a / 32 prescaler * but the generic serial code assumes 16 * so return ipb freq / 2 */ return mpc52xx_find_ipb_freq(p) / 2; -#else - pr_debug("unexpected call to mpc52xx_getuartclk with arch/ppc\n"); - return NULL; -#endif } static struct psc_ops mpc52xx_psc_ops = { @@ -886,10 +875,6 @@ mpc52xx_console_get_options(struct uart_port *port, /* CT{U,L}R are write-only ! */ *baud = CONFIG_SERIAL_MPC52xx_CONSOLE_BAUD; -#if !defined(CONFIG_PPC_MERGE) - if (__res.bi_baudrate) - *baud = __res.bi_baudrate; -#endif /* Parse them */ switch (mr1 & MPC52xx_PSC_MODE_BITS_MASK) { @@ -946,42 +931,6 @@ mpc52xx_console_write(struct console *co, const char *s, unsigned int count) psc_ops->cw_restore_ints(port); } -#if !defined(CONFIG_PPC_MERGE) -static int __init -mpc52xx_console_setup(struct console *co, char *options) -{ - struct uart_port *port = &mpc52xx_uart_ports[co->index]; - - int baud = CONFIG_SERIAL_MPC52xx_CONSOLE_BAUD; - int bits = 8; - int parity = 'n'; - int flow = 'n'; - - if (co->index < 0 || co->index >= MPC52xx_PSC_MAXNUM) - return -EINVAL; - - /* Basic port init. Needed since we use some uart_??? func before - * real init for early access */ - spin_lock_init(&port->lock); - port->uartclk = __res.bi_ipbfreq / 2; /* Look at CTLR doc */ - port->ops = &mpc52xx_uart_ops; - port->mapbase = MPC52xx_PA(MPC52xx_PSCx_OFFSET(co->index+1)); - - /* We ioremap ourself */ - port->membase = ioremap(port->mapbase, MPC52xx_PSC_SIZE); - if (port->membase == NULL) - return -EINVAL; - - /* Setup the port parameters accoding to options */ - if (options) - uart_parse_options(options, &baud, &parity, &bits, &flow); - else - mpc52xx_console_get_options(port, &baud, &parity, &bits, &flow); - - return uart_set_options(port, co, baud, parity, bits, flow); -} - -#else static int __init mpc52xx_console_setup(struct console *co, char *options) @@ -1053,7 +1002,6 @@ mpc52xx_console_setup(struct console *co, char *options) return uart_set_options(port, co, baud, parity, bits, flow); } -#endif /* defined(CONFIG_PPC_MERGE) */ static struct uart_driver mpc52xx_uart_driver; @@ -1072,9 +1020,7 @@ static struct console mpc52xx_console = { static int __init mpc52xx_console_init(void) { -#if defined(CONFIG_PPC_MERGE) mpc52xx_uart_of_enumerate(); -#endif register_console(&mpc52xx_console); return 0; } @@ -1100,115 +1046,6 @@ static struct uart_driver mpc52xx_uart_driver = { .cons = MPC52xx_PSC_CONSOLE, }; - -#if !defined(CONFIG_PPC_MERGE) -/* ======================================================================== */ -/* Platform Driver */ -/* ======================================================================== */ - -static int __devinit -mpc52xx_uart_probe(struct platform_device *dev) -{ - struct resource *res = dev->resource; - - struct uart_port *port = NULL; - int i, idx, ret; - - /* Check validity & presence */ - idx = dev->id; - if (idx < 0 || idx >= MPC52xx_PSC_MAXNUM) - return -EINVAL; - - if (!mpc52xx_match_psc_function(idx, "uart")) - return -ENODEV; - - /* Init the port structure */ - port = &mpc52xx_uart_ports[idx]; - - spin_lock_init(&port->lock); - port->uartclk = __res.bi_ipbfreq / 2; /* Look at CTLR doc */ - port->fifosize = 512; - port->iotype = UPIO_MEM; - port->flags = UPF_BOOT_AUTOCONF | - (uart_console(port) ? 0 : UPF_IOREMAP); - port->line = idx; - port->ops = &mpc52xx_uart_ops; - port->dev = &dev->dev; - - /* Search for IRQ and mapbase */ - for (i = 0 ; i < dev->num_resources ; i++, res++) { - if (res->flags & IORESOURCE_MEM) - port->mapbase = res->start; - else if (res->flags & IORESOURCE_IRQ) - port->irq = res->start; - } - if (!port->irq || !port->mapbase) - return -EINVAL; - - /* Add the port to the uart sub-system */ - ret = uart_add_one_port(&mpc52xx_uart_driver, port); - if (!ret) - platform_set_drvdata(dev, (void *)port); - - return ret; -} - -static int -mpc52xx_uart_remove(struct platform_device *dev) -{ - struct uart_port *port = (struct uart_port *) platform_get_drvdata(dev); - - platform_set_drvdata(dev, NULL); - - if (port) - uart_remove_one_port(&mpc52xx_uart_driver, port); - - return 0; -} - -#ifdef CONFIG_PM -static int -mpc52xx_uart_suspend(struct platform_device *dev, pm_message_t state) -{ - struct uart_port *port = (struct uart_port *) platform_get_drvdata(dev); - - if (port) - uart_suspend_port(&mpc52xx_uart_driver, port); - - return 0; -} - -static int -mpc52xx_uart_resume(struct platform_device *dev) -{ - struct uart_port *port = (struct uart_port *) platform_get_drvdata(dev); - - if (port) - uart_resume_port(&mpc52xx_uart_driver, port); - - return 0; -} -#endif - -/* work with hotplug and coldplug */ -MODULE_ALIAS("platform:mpc52xx-psc"); - -static struct platform_driver mpc52xx_uart_platform_driver = { - .probe = mpc52xx_uart_probe, - .remove = mpc52xx_uart_remove, -#ifdef CONFIG_PM - .suspend = mpc52xx_uart_suspend, - .resume = mpc52xx_uart_resume, -#endif - .driver = { - .owner = THIS_MODULE, - .name = "mpc52xx-psc", - }, -}; -#endif /* !defined(CONFIG_PPC_MERGE) */ - - -#if defined(CONFIG_PPC_MERGE) /* ======================================================================== */ /* OF Platform Driver */ /* ======================================================================== */ @@ -1402,7 +1239,6 @@ static struct of_platform_driver mpc52xx_uart_of_driver = { .name = "mpc52xx-psc-uart", }, }; -#endif /* defined(CONFIG_PPC_MERGE) */ /* ======================================================================== */ @@ -1423,7 +1259,6 @@ mpc52xx_uart_init(void) return ret; } -#if defined(CONFIG_PPC_MERGE) mpc52xx_uart_of_enumerate(); ret = of_register_platform_driver(&mpc52xx_uart_of_driver); @@ -1433,16 +1268,6 @@ mpc52xx_uart_init(void) uart_unregister_driver(&mpc52xx_uart_driver); return ret; } -#else - psc_ops = &mpc52xx_psc_ops; - ret = platform_driver_register(&mpc52xx_uart_platform_driver); - if (ret) { - printk(KERN_ERR "%s: platform_driver_register failed (%i)\n", - __FILE__, ret); - uart_unregister_driver(&mpc52xx_uart_driver); - return ret; - } -#endif return 0; } @@ -1450,11 +1275,7 @@ mpc52xx_uart_init(void) static void __exit mpc52xx_uart_exit(void) { -#if defined(CONFIG_PPC_MERGE) of_unregister_platform_driver(&mpc52xx_uart_of_driver); -#else - platform_driver_unregister(&mpc52xx_uart_platform_driver); -#endif uart_unregister_driver(&mpc52xx_uart_driver); } diff --git a/drivers/serial/s3c2400.c b/drivers/serial/s3c2400.c index c8b4266ac35..4873f2978bd 100644 --- a/drivers/serial/s3c2400.c +++ b/drivers/serial/s3c2400.c @@ -19,7 +19,7 @@ #include <mach/hardware.h> -#include <asm/plat-s3c/regs-serial.h> +#include <plat/regs-serial.h> #include <mach/regs-gpio.h> #include "samsung.h" diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c index 40a2531b554..87c182ef71b 100644 --- a/drivers/serial/s3c2410.c +++ b/drivers/serial/s3c2410.c @@ -21,7 +21,7 @@ #include <asm/irq.h> #include <mach/hardware.h> -#include <asm/plat-s3c/regs-serial.h> +#include <plat/regs-serial.h> #include <mach/regs-gpio.h> #include "samsung.h" diff --git a/drivers/serial/s3c2412.c b/drivers/serial/s3c2412.c index d0170319c72..fd017b37556 100644 --- a/drivers/serial/s3c2412.c +++ b/drivers/serial/s3c2412.c @@ -21,7 +21,7 @@ #include <asm/irq.h> #include <mach/hardware.h> -#include <asm/plat-s3c/regs-serial.h> +#include <plat/regs-serial.h> #include <mach/regs-gpio.h> #include "samsung.h" diff --git a/drivers/serial/s3c2440.c b/drivers/serial/s3c2440.c index d4a2b17b249..317d239ab74 100644 --- a/drivers/serial/s3c2440.c +++ b/drivers/serial/s3c2440.c @@ -21,7 +21,7 @@ #include <asm/irq.h> #include <mach/hardware.h> -#include <asm/plat-s3c/regs-serial.h> +#include <plat/regs-serial.h> #include <mach/regs-gpio.h> #include "samsung.h" diff --git a/drivers/serial/samsung.c b/drivers/serial/samsung.c index 5a88b3f9fe9..1e219d3d035 100644 --- a/drivers/serial/samsung.c +++ b/drivers/serial/samsung.c @@ -47,7 +47,7 @@ #include <mach/hardware.h> -#include <asm/plat-s3c/regs-serial.h> +#include <plat/regs-serial.h> #include <mach/regs-gpio.h> #include "samsung.h" diff --git a/drivers/serial/ucc_uart.c b/drivers/serial/ucc_uart.c index 5c5d18dcb6a..539c933b335 100644 --- a/drivers/serial/ucc_uart.c +++ b/drivers/serial/ucc_uart.c @@ -1009,7 +1009,7 @@ static int qe_uart_request_port(struct uart_port *port) rx_size = L1_CACHE_ALIGN(qe_port->rx_nrfifos * qe_port->rx_fifosize); tx_size = L1_CACHE_ALIGN(qe_port->tx_nrfifos * qe_port->tx_fifosize); - bd_virt = dma_alloc_coherent(NULL, rx_size + tx_size, &bd_dma_addr, + bd_virt = dma_alloc_coherent(port->dev, rx_size + tx_size, &bd_dma_addr, GFP_KERNEL); if (!bd_virt) { dev_err(port->dev, "could not allocate buffer descriptors\n"); @@ -1051,7 +1051,7 @@ static void qe_uart_release_port(struct uart_port *port) container_of(port, struct uart_qe_port, port); struct ucc_slow_private *uccs = qe_port->us_private; - dma_free_coherent(NULL, qe_port->bd_size, qe_port->bd_virt, + dma_free_coherent(port->dev, qe_port->bd_size, qe_port->bd_virt, qe_port->bd_dma_addr); ucc_slow_free(uccs); diff --git a/drivers/spi/mpc52xx_psc_spi.c b/drivers/spi/mpc52xx_psc_spi.c index 25eda71f4bf..0debe11b67b 100644 --- a/drivers/spi/mpc52xx_psc_spi.c +++ b/drivers/spi/mpc52xx_psc_spi.c @@ -15,13 +15,7 @@ #include <linux/init.h> #include <linux/errno.h> #include <linux/interrupt.h> - -#if defined(CONFIG_PPC_MERGE) #include <linux/of_platform.h> -#else -#include <linux/platform_device.h> -#endif - #include <linux/workqueue.h> #include <linux/completion.h> #include <linux/io.h> @@ -108,13 +102,13 @@ static void mpc52xx_psc_spi_activate_cs(struct spi_device *spi) * Because psc->ccr is defined as 16bit register instead of 32bit * just set the lower byte of BitClkDiv */ - ccr = in_be16(&psc->ccr); + ccr = in_be16((u16 __iomem *)&psc->ccr); ccr &= 0xFF00; if (cs->speed_hz) ccr |= (MCLK / cs->speed_hz - 1) & 0xFF; else /* by default SPI Clk 1MHz */ ccr |= (MCLK / 1000000 - 1) & 0xFF; - out_be16(&psc->ccr, ccr); + out_be16((u16 __iomem *)&psc->ccr, ccr); mps->bits_per_word = cs->bits_per_word; if (mps->activate_cs) @@ -347,7 +341,7 @@ static int mpc52xx_psc_spi_port_config(int psc_id, struct mpc52xx_psc_spi *mps) /* Configure 8bit codec mode as a SPI master and use EOF flags */ /* SICR_SIM_CODEC8|SICR_GENCLK|SICR_SPI|SICR_MSTR|SICR_USEEOF */ out_be32(&psc->sicr, 0x0180C800); - out_be16(&psc->ccr, 0x070F); /* by default SPI Clk 1MHz */ + out_be16((u16 __iomem *)&psc->ccr, 0x070F); /* default SPI Clk 1MHz */ /* Set 2ms DTL delay */ out_8(&psc->ctur, 0x00); @@ -471,53 +465,6 @@ static int __exit mpc52xx_psc_spi_do_remove(struct device *dev) return 0; } -#if !defined(CONFIG_PPC_MERGE) -static int __init mpc52xx_psc_spi_probe(struct platform_device *dev) -{ - switch(dev->id) { - case 1: - case 2: - case 3: - case 6: - return mpc52xx_psc_spi_do_probe(&dev->dev, - MPC52xx_PA(MPC52xx_PSCx_OFFSET(dev->id)), - MPC52xx_PSC_SIZE, platform_get_irq(dev, 0), dev->id); - default: - return -EINVAL; - } -} - -static int __exit mpc52xx_psc_spi_remove(struct platform_device *dev) -{ - return mpc52xx_psc_spi_do_remove(&dev->dev); -} - -/* work with hotplug and coldplug */ -MODULE_ALIAS("platform:mpc52xx-psc-spi"); - -static struct platform_driver mpc52xx_psc_spi_platform_driver = { - .remove = __exit_p(mpc52xx_psc_spi_remove), - .driver = { - .name = "mpc52xx-psc-spi", - .owner = THIS_MODULE, - }, -}; - -static int __init mpc52xx_psc_spi_init(void) -{ - return platform_driver_probe(&mpc52xx_psc_spi_platform_driver, - mpc52xx_psc_spi_probe); -} -module_init(mpc52xx_psc_spi_init); - -static void __exit mpc52xx_psc_spi_exit(void) -{ - platform_driver_unregister(&mpc52xx_psc_spi_platform_driver); -} -module_exit(mpc52xx_psc_spi_exit); - -#else /* defined(CONFIG_PPC_MERGE) */ - static int __init mpc52xx_psc_spi_of_probe(struct of_device *op, const struct of_device_id *match) { @@ -586,8 +533,6 @@ static void __exit mpc52xx_psc_spi_exit(void) } module_exit(mpc52xx_psc_spi_exit); -#endif /* defined(CONFIG_PPC_MERGE) */ - MODULE_AUTHOR("Dragos Carp"); MODULE_DESCRIPTION("MPC52xx PSC SPI Driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c index 9d2186fd74a..454a2712e62 100644 --- a/drivers/spi/omap2_mcspi.c +++ b/drivers/spi/omap2_mcspi.c @@ -119,12 +119,14 @@ struct omap2_mcspi { struct clk *fck; /* Virtual base address of the controller */ void __iomem *base; + unsigned long phys; /* SPI1 has 4 channels, while SPI2 has 2 */ struct omap2_mcspi_dma *dma_channels; }; struct omap2_mcspi_cs { void __iomem *base; + unsigned long phys; int word_len; }; @@ -233,7 +235,7 @@ omap2_mcspi_txrx_dma(struct spi_device *spi, struct spi_transfer *xfer) c = count; word_len = cs->word_len; - base = (unsigned long) io_v2p(cs->base); + base = cs->phys; tx_reg = base + OMAP2_MCSPI_TX0; rx_reg = base + OMAP2_MCSPI_RX0; rx = xfer->rx_buf; @@ -633,6 +635,7 @@ static int omap2_mcspi_setup(struct spi_device *spi) if (!cs) return -ENOMEM; cs->base = mcspi->base + spi->chip_select * 0x14; + cs->phys = mcspi->phys + spi->chip_select * 0x14; spi->controller_state = cs; } @@ -1005,7 +1008,13 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev) goto err1; } - mcspi->base = (void __iomem *) io_p2v(r->start); + mcspi->phys = r->start; + mcspi->base = ioremap(r->start, r->end - r->start + 1); + if (!mcspi->base) { + dev_dbg(&pdev->dev, "can't ioremap MCSPI\n"); + status = -ENOMEM; + goto err1aa; + } INIT_WORK(&mcspi->work, omap2_mcspi_work); @@ -1055,6 +1064,8 @@ err3: err2: clk_put(mcspi->ick); err1a: + iounmap(mcspi->base); +err1aa: release_mem_region(r->start, (r->end - r->start) + 1); err1: spi_master_put(master); @@ -1067,6 +1078,7 @@ static int __exit omap2_mcspi_remove(struct platform_device *pdev) struct omap2_mcspi *mcspi; struct omap2_mcspi_dma *dma_channels; struct resource *r; + void __iomem *base; master = dev_get_drvdata(&pdev->dev); mcspi = spi_master_get_devdata(master); @@ -1078,7 +1090,9 @@ static int __exit omap2_mcspi_remove(struct platform_device *pdev) r = platform_get_resource(pdev, IORESOURCE_MEM, 0); release_mem_region(r->start, (r->end - r->start) + 1); + base = mcspi->base; spi_unregister_master(master); + iounmap(base); kfree(dma_channels); return 0; diff --git a/drivers/spi/omap_uwire.c b/drivers/spi/omap_uwire.c index 5515eb97d7c..bab6ff061e9 100644 --- a/drivers/spi/omap_uwire.c +++ b/drivers/spi/omap_uwire.c @@ -59,7 +59,6 @@ * and irqs should show there too... */ #define UWIRE_BASE_PHYS 0xFFFB3000 -#define UWIRE_BASE ((void *__iomem)IO_ADDRESS(UWIRE_BASE_PHYS)) /* uWire Registers: */ #define UWIRE_IO_SIZE 0x20 @@ -103,16 +102,21 @@ struct uwire_state { }; /* REVISIT compile time constant for idx_shift? */ +/* + * Or, put it in a structure which is used throughout the driver; + * that avoids having to issue two loads for each bit of static data. + */ static unsigned int uwire_idx_shift; +static void __iomem *uwire_base; static inline void uwire_write_reg(int idx, u16 val) { - __raw_writew(val, UWIRE_BASE + (idx << uwire_idx_shift)); + __raw_writew(val, uwire_base + (idx << uwire_idx_shift)); } static inline u16 uwire_read_reg(int idx) { - return __raw_readw(UWIRE_BASE + (idx << uwire_idx_shift)); + return __raw_readw(uwire_base + (idx << uwire_idx_shift)); } static inline void omap_uwire_configure_mode(u8 cs, unsigned long flags) @@ -492,6 +496,14 @@ static int __init uwire_probe(struct platform_device *pdev) return -ENODEV; uwire = spi_master_get_devdata(master); + + uwire_base = ioremap(UWIRE_BASE_PHYS, UWIRE_IO_SIZE); + if (!uwire_base) { + dev_dbg(&pdev->dev, "can't ioremap UWIRE\n"); + spi_master_put(master); + return -ENOMEM; + } + dev_set_drvdata(&pdev->dev, uwire); uwire->ck = clk_get(&pdev->dev, "armxor_ck"); @@ -520,8 +532,10 @@ static int __init uwire_probe(struct platform_device *pdev) uwire->bitbang.txrx_bufs = uwire_txrx; status = spi_bitbang_start(&uwire->bitbang); - if (status < 0) + if (status < 0) { uwire_off(uwire); + iounmap(uwire_base); + } return status; } @@ -534,6 +548,7 @@ static int __exit uwire_remove(struct platform_device *pdev) status = spi_bitbang_stop(&uwire->bitbang); uwire_off(uwire); + iounmap(uwire_base); return status; } diff --git a/drivers/spi/orion_spi.c b/drivers/spi/orion_spi.c index b872bfaf4bd..014becb7d53 100644 --- a/drivers/spi/orion_spi.c +++ b/drivers/spi/orion_spi.c @@ -364,6 +364,11 @@ static int orion_spi_setup(struct spi_device *spi) return -EINVAL; } + /* Fix ac timing if required. */ + if (orion_spi->spi_info->enable_clock_fix) + orion_spi_setbits(orion_spi, ORION_SPI_IF_CONFIG_REG, + (1 << 14)); + if (spi->bits_per_word == 0) spi->bits_per_word = 8; diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c index d47d3636227..dae87b1a4c6 100644 --- a/drivers/spi/pxa2xx_spi.c +++ b/drivers/spi/pxa2xx_spi.c @@ -47,6 +47,10 @@ MODULE_ALIAS("platform:pxa2xx-spi"); #define MAX_BUSES 3 +#define RX_THRESH_DFLT 8 +#define TX_THRESH_DFLT 8 +#define TIMOUT_DFLT 1000 + #define DMA_INT_MASK (DCSR_ENDINTR | DCSR_STARTINTR | DCSR_BUSERR) #define RESET_DMA_CHANNEL (DCSR_NODESC | DMA_INT_MASK) #define IS_DMA_ALIGNED(x) ((((u32)(x)) & 0x07) == 0) @@ -1171,6 +1175,8 @@ static int setup(struct spi_device *spi) struct driver_data *drv_data = spi_master_get_devdata(spi->master); struct ssp_device *ssp = drv_data->ssp; unsigned int clk_div; + uint tx_thres = TX_THRESH_DFLT; + uint rx_thres = RX_THRESH_DFLT; if (!spi->bits_per_word) spi->bits_per_word = 8; @@ -1209,8 +1215,7 @@ static int setup(struct spi_device *spi) chip->cs_control = null_cs_control; chip->enable_dma = 0; - chip->timeout = 1000; - chip->threshold = SSCR1_RxTresh(1) | SSCR1_TxTresh(1); + chip->timeout = TIMOUT_DFLT; chip->dma_burst_size = drv_data->master_info->enable_dma ? DCMD_BURST8 : 0; } @@ -1224,22 +1229,21 @@ static int setup(struct spi_device *spi) if (chip_info) { if (chip_info->cs_control) chip->cs_control = chip_info->cs_control; - - chip->timeout = chip_info->timeout; - - chip->threshold = (SSCR1_RxTresh(chip_info->rx_threshold) & - SSCR1_RFT) | - (SSCR1_TxTresh(chip_info->tx_threshold) & - SSCR1_TFT); - - chip->enable_dma = chip_info->dma_burst_size != 0 - && drv_data->master_info->enable_dma; + if (chip_info->timeout) + chip->timeout = chip_info->timeout; + if (chip_info->tx_threshold) + tx_thres = chip_info->tx_threshold; + if (chip_info->rx_threshold) + rx_thres = chip_info->rx_threshold; + chip->enable_dma = drv_data->master_info->enable_dma; chip->dma_threshold = 0; - if (chip_info->enable_loopback) chip->cr1 = SSCR1_LBM; } + chip->threshold = (SSCR1_RxTresh(rx_thres) & SSCR1_RFT) | + (SSCR1_TxTresh(tx_thres) & SSCR1_TFT); + /* set dma burst and threshold outside of chip_info path so that if * chip_info goes away after setting chip->enable_dma, the * burst and threshold can still respond to changes in bits_per_word */ @@ -1268,17 +1272,19 @@ static int setup(struct spi_device *spi) /* NOTE: PXA25x_SSP _could_ use external clocking ... */ if (drv_data->ssp_type != PXA25x_SSP) - dev_dbg(&spi->dev, "%d bits/word, %ld Hz, mode %d\n", + dev_dbg(&spi->dev, "%d bits/word, %ld Hz, mode %d, %s\n", spi->bits_per_word, clk_get_rate(ssp->clk) / (1 + ((chip->cr0 & SSCR0_SCR) >> 8)), - spi->mode & 0x3); + spi->mode & 0x3, + chip->enable_dma ? "DMA" : "PIO"); else - dev_dbg(&spi->dev, "%d bits/word, %ld Hz, mode %d\n", + dev_dbg(&spi->dev, "%d bits/word, %ld Hz, mode %d, %s\n", spi->bits_per_word, - clk_get_rate(ssp->clk) + clk_get_rate(ssp->clk) / 2 / (1 + ((chip->cr0 & SSCR0_SCR) >> 8)), - spi->mode & 0x3); + spi->mode & 0x3, + chip->enable_dma ? "DMA" : "PIO"); if (spi->bits_per_word <= 8) { chip->n_bytes = 1; @@ -1407,9 +1413,9 @@ static int __init pxa2xx_spi_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct pxa2xx_spi_master *platform_info; struct spi_master *master; - struct driver_data *drv_data = NULL; + struct driver_data *drv_data; struct ssp_device *ssp; - int status = 0; + int status; platform_info = dev->platform_data; @@ -1422,7 +1428,7 @@ static int __init pxa2xx_spi_probe(struct platform_device *pdev) /* Allocate master with space for drv_data and null dma buffer */ master = spi_alloc_master(dev, sizeof(struct driver_data) + 16); if (!master) { - dev_err(&pdev->dev, "can not alloc spi_master\n"); + dev_err(&pdev->dev, "cannot alloc spi_master\n"); ssp_free(ssp); return -ENOMEM; } @@ -1458,7 +1464,7 @@ static int __init pxa2xx_spi_probe(struct platform_device *pdev) status = request_irq(ssp->irq, ssp_int, 0, dev->bus_id, drv_data); if (status < 0) { - dev_err(&pdev->dev, "can not get IRQ\n"); + dev_err(&pdev->dev, "cannot get IRQ %d\n", ssp->irq); goto out_error_master_alloc; } @@ -1498,7 +1504,9 @@ static int __init pxa2xx_spi_probe(struct platform_device *pdev) /* Load default SSP configuration */ write_SSCR0(0, drv_data->ioaddr); - write_SSCR1(SSCR1_RxTresh(4) | SSCR1_TxTresh(12), drv_data->ioaddr); + write_SSCR1(SSCR1_RxTresh(RX_THRESH_DFLT) | + SSCR1_TxTresh(TX_THRESH_DFLT), + drv_data->ioaddr); write_SSCR0(SSCR0_SerClkDiv(2) | SSCR0_Motorola | SSCR0_DataSize(8), diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 75e86865234..3734dc9708e 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -660,7 +660,7 @@ int spi_write_then_read(struct spi_device *spi, int status; struct spi_message message; - struct spi_transfer x[2]; + struct spi_transfer x; u8 *local_buf; /* Use preallocated DMA-safe buffer. We can't avoid copying here, @@ -671,15 +671,9 @@ int spi_write_then_read(struct spi_device *spi, return -EINVAL; spi_message_init(&message); - memset(x, 0, sizeof x); - if (n_tx) { - x[0].len = n_tx; - spi_message_add_tail(&x[0], &message); - } - if (n_rx) { - x[1].len = n_rx; - spi_message_add_tail(&x[1], &message); - } + memset(&x, 0, sizeof x); + x.len = n_tx + n_rx; + spi_message_add_tail(&x, &message); /* ... unless someone else is using the pre-allocated buffer */ if (!mutex_trylock(&lock)) { @@ -690,15 +684,15 @@ int spi_write_then_read(struct spi_device *spi, local_buf = buf; memcpy(local_buf, txbuf, n_tx); - x[0].tx_buf = local_buf; - x[1].rx_buf = local_buf + n_tx; + x.tx_buf = local_buf; + x.rx_buf = local_buf; /* do the i/o */ status = spi_sync(spi, &message); if (status == 0) - memcpy(rxbuf, x[1].rx_buf, n_rx); + memcpy(rxbuf, x.rx_buf + n_tx, n_rx); - if (x[0].tx_buf == buf) + if (x.tx_buf == buf) mutex_unlock(&lock); else kfree(local_buf); @@ -744,5 +738,5 @@ err0: * driver registration) _could_ be dynamically linked (modular) ... costs * include needing to have boardinfo data structures be much more public. */ -subsys_initcall(spi_init); +postcore_initcall(spi_init); diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c index 3eb414b84a9..c252cbac00f 100644 --- a/drivers/spi/spi_s3c24xx.c +++ b/drivers/spi/spi_s3c24xx.c @@ -247,6 +247,9 @@ static void s3c24xx_spi_initialsetup(struct s3c24xx_spi *hw) writeb(0xff, hw->regs + S3C2410_SPPRE); writeb(SPPIN_DEFAULT, hw->regs + S3C2410_SPPIN); writeb(SPCON_DEFAULT, hw->regs + S3C2410_SPCON); + + if (hw->pdata && hw->pdata->gpio_setup) + hw->pdata->gpio_setup(hw->pdata, 1); } static int __init s3c24xx_spi_probe(struct platform_device *pdev) @@ -412,6 +415,9 @@ static int s3c24xx_spi_suspend(struct platform_device *pdev, pm_message_t msg) { struct s3c24xx_spi *hw = platform_get_drvdata(pdev); + if (hw->pdata && hw->pdata->gpio_setup) + hw->pdata->gpio_setup(hw->pdata, 0); + clk_disable(hw->clk); return 0; } diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index e5e0cfed5e3..89a43755a45 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -583,10 +583,9 @@ static int spidev_probe(struct spi_device *spi) struct device *dev; spidev->devt = MKDEV(SPIDEV_MAJOR, minor); - dev = device_create_drvdata(spidev_class, &spi->dev, - spidev->devt, spidev, - "spidev%d.%d", - spi->master->bus_num, spi->chip_select); + dev = device_create(spidev_class, &spi->dev, spidev->devt, + spidev, "spidev%d.%d", + spi->master->bus_num, spi->chip_select); status = IS_ERR(dev) ? PTR_ERR(dev) : 0; } else { dev_dbg(&spi->dev, "no minor number available!\n"); diff --git a/drivers/telephony/ixj.c b/drivers/telephony/ixj.c index ec7aeb502d1..41b6530b8f2 100644 --- a/drivers/telephony/ixj.c +++ b/drivers/telephony/ixj.c @@ -42,8 +42,6 @@ ***************************************************************************/ /* - * $Log: ixj.c,v $ - * * Revision 4.8 2003/07/09 19:39:00 Daniele Bellucci * Audit some copy_*_user and minor cleanup. * diff --git a/drivers/uio/Kconfig b/drivers/uio/Kconfig index 4190be64917..04b954cfce7 100644 --- a/drivers/uio/Kconfig +++ b/drivers/uio/Kconfig @@ -58,4 +58,17 @@ config UIO_SMX If you compile this as a module, it will be called uio_smx. +config UIO_SERCOS3 + tristate "Automata Sercos III PCI card driver" + default n + help + Userspace I/O interface for the Sercos III PCI card from + Automata GmbH. The userspace part of this driver will be + available for download from the Automata GmbH web site. + + Automata GmbH: http://www.automataweb.com + Sercos III interface: http://www.sercos.com + + If you compile this as a module, it will be called uio_sercos3. + endif diff --git a/drivers/uio/Makefile b/drivers/uio/Makefile index 8667bbdef90..e6955814985 100644 --- a/drivers/uio/Makefile +++ b/drivers/uio/Makefile @@ -3,3 +3,4 @@ obj-$(CONFIG_UIO_CIF) += uio_cif.o obj-$(CONFIG_UIO_PDRV) += uio_pdrv.o obj-$(CONFIG_UIO_PDRV_GENIRQ) += uio_pdrv_genirq.o obj-$(CONFIG_UIO_SMX) += uio_smx.o +obj-$(CONFIG_UIO_SERCOS3) += uio_sercos3.o diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index 3a6934bf713..5dccf057a7d 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -67,6 +67,11 @@ static ssize_t map_size_show(struct uio_mem *mem, char *buf) return sprintf(buf, "0x%lx\n", mem->size); } +static ssize_t map_offset_show(struct uio_mem *mem, char *buf) +{ + return sprintf(buf, "0x%lx\n", mem->addr & ~PAGE_MASK); +} + struct uio_sysfs_entry { struct attribute attr; ssize_t (*show)(struct uio_mem *, char *); @@ -77,10 +82,13 @@ static struct uio_sysfs_entry addr_attribute = __ATTR(addr, S_IRUGO, map_addr_show, NULL); static struct uio_sysfs_entry size_attribute = __ATTR(size, S_IRUGO, map_size_show, NULL); +static struct uio_sysfs_entry offset_attribute = + __ATTR(offset, S_IRUGO, map_offset_show, NULL); static struct attribute *attrs[] = { &addr_attribute.attr, &size_attribute.attr, + &offset_attribute.attr, NULL, /* need to NULL terminate the list of attributes */ }; @@ -482,15 +490,23 @@ static int uio_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { struct uio_device *idev = vma->vm_private_data; struct page *page; + unsigned long offset; int mi = uio_find_mem_index(vma); if (mi < 0) return VM_FAULT_SIGBUS; + /* + * We need to subtract mi because userspace uses offset = N*PAGE_SIZE + * to use mem[N]. + */ + offset = (vmf->pgoff - mi) << PAGE_SHIFT; + if (idev->info->mem[mi].memtype == UIO_MEM_LOGICAL) - page = virt_to_page(idev->info->mem[mi].addr); + page = virt_to_page(idev->info->mem[mi].addr + offset); else - page = vmalloc_to_page((void*)idev->info->mem[mi].addr); + page = vmalloc_to_page((void *)idev->info->mem[mi].addr + + offset); get_page(page); vmf->page = page; return 0; @@ -682,9 +698,9 @@ int __uio_register_device(struct module *owner, if (ret) goto err_get_minor; - idev->dev = device_create_drvdata(uio_class->class, parent, - MKDEV(uio_major, idev->minor), idev, - "uio%d", idev->minor); + idev->dev = device_create(uio_class->class, parent, + MKDEV(uio_major, idev->minor), idev, + "uio%d", idev->minor); if (IS_ERR(idev->dev)) { printk(KERN_ERR "UIO: device register failed\n"); ret = PTR_ERR(idev->dev); diff --git a/drivers/uio/uio_pdrv.c b/drivers/uio/uio_pdrv.c index 0b4ef39cd85..d494ce9288c 100644 --- a/drivers/uio/uio_pdrv.c +++ b/drivers/uio/uio_pdrv.c @@ -12,7 +12,7 @@ #include <linux/uio_driver.h> #include <linux/stringify.h> -#define DRIVER_NAME "uio" +#define DRIVER_NAME "uio_pdrv" struct uio_platdata { struct uio_info *uioinfo; diff --git a/drivers/uio/uio_sercos3.c b/drivers/uio/uio_sercos3.c new file mode 100644 index 00000000000..a6d1b2bc47f --- /dev/null +++ b/drivers/uio/uio_sercos3.c @@ -0,0 +1,243 @@ +/* sercos3: UIO driver for the Automata Sercos III PCI card + + Copyright (C) 2008 Linutronix GmbH + Author: John Ogness <john.ogness@linutronix.de> + + This is a straight-forward UIO driver, where interrupts are disabled + by the interrupt handler and re-enabled via a write to the UIO device + by the userspace-part. + + The only part that may seem odd is the use of a logical OR when + storing and restoring enabled interrupts. This is done because the + userspace-part could directly modify the Interrupt Enable Register + at any time. To reduce possible conflicts, the kernel driver uses + a logical OR to make more controlled changes (rather than blindly + overwriting previous values). + + Race conditions exist if the userspace-part directly modifies the + Interrupt Enable Register while in operation. The consequences are + that certain interrupts would fail to be enabled or disabled. For + this reason, the userspace-part should only directly modify the + Interrupt Enable Register at the beginning (to get things going). + The userspace-part can safely disable interrupts at any time using + a write to the UIO device. +*/ + +#include <linux/device.h> +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/uio_driver.h> +#include <linux/io.h> + +/* ID's for SERCOS III PCI card (PLX 9030) */ +#define SERCOS_SUB_VENDOR_ID 0x1971 +#define SERCOS_SUB_SYSID_3530 0x3530 +#define SERCOS_SUB_SYSID_3535 0x3535 +#define SERCOS_SUB_SYSID_3780 0x3780 + +/* Interrupt Enable Register */ +#define IER0_OFFSET 0x08 + +/* Interrupt Status Register */ +#define ISR0_OFFSET 0x18 + +struct sercos3_priv { + u32 ier0_cache; + spinlock_t ier0_cache_lock; +}; + +/* this function assumes ier0_cache_lock is locked! */ +static void sercos3_disable_interrupts(struct uio_info *info, + struct sercos3_priv *priv) +{ + void __iomem *ier0 = info->mem[3].internal_addr + IER0_OFFSET; + + /* add enabled interrupts to cache */ + priv->ier0_cache |= ioread32(ier0); + + /* disable interrupts */ + iowrite32(0, ier0); +} + +/* this function assumes ier0_cache_lock is locked! */ +static void sercos3_enable_interrupts(struct uio_info *info, + struct sercos3_priv *priv) +{ + void __iomem *ier0 = info->mem[3].internal_addr + IER0_OFFSET; + + /* restore previously enabled interrupts */ + iowrite32(ioread32(ier0) | priv->ier0_cache, ier0); + priv->ier0_cache = 0; +} + +static irqreturn_t sercos3_handler(int irq, struct uio_info *info) +{ + struct sercos3_priv *priv = info->priv; + void __iomem *isr0 = info->mem[3].internal_addr + ISR0_OFFSET; + void __iomem *ier0 = info->mem[3].internal_addr + IER0_OFFSET; + + if (!(ioread32(isr0) & ioread32(ier0))) + return IRQ_NONE; + + spin_lock(&priv->ier0_cache_lock); + sercos3_disable_interrupts(info, priv); + spin_unlock(&priv->ier0_cache_lock); + + return IRQ_HANDLED; +} + +static int sercos3_irqcontrol(struct uio_info *info, s32 irq_on) +{ + struct sercos3_priv *priv = info->priv; + + spin_lock_irq(&priv->ier0_cache_lock); + if (irq_on) + sercos3_enable_interrupts(info, priv); + else + sercos3_disable_interrupts(info, priv); + spin_unlock_irq(&priv->ier0_cache_lock); + + return 0; +} + +static int sercos3_setup_iomem(struct pci_dev *dev, struct uio_info *info, + int n, int pci_bar) +{ + info->mem[n].addr = pci_resource_start(dev, pci_bar); + if (!info->mem[n].addr) + return -1; + info->mem[n].internal_addr = ioremap(pci_resource_start(dev, pci_bar), + pci_resource_len(dev, pci_bar)); + if (!info->mem[n].internal_addr) + return -1; + info->mem[n].size = pci_resource_len(dev, pci_bar); + info->mem[n].memtype = UIO_MEM_PHYS; + return 0; +} + +static int __devinit sercos3_pci_probe(struct pci_dev *dev, + const struct pci_device_id *id) +{ + struct uio_info *info; + struct sercos3_priv *priv; + int i; + + info = kzalloc(sizeof(struct uio_info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + priv = kzalloc(sizeof(struct sercos3_priv), GFP_KERNEL); + if (!priv) + goto out_free; + + if (pci_enable_device(dev)) + goto out_free_priv; + + if (pci_request_regions(dev, "sercos3")) + goto out_disable; + + /* we only need PCI BAR's 0, 2, 3, 4, 5 */ + if (sercos3_setup_iomem(dev, info, 0, 0)) + goto out_unmap; + if (sercos3_setup_iomem(dev, info, 1, 2)) + goto out_unmap; + if (sercos3_setup_iomem(dev, info, 2, 3)) + goto out_unmap; + if (sercos3_setup_iomem(dev, info, 3, 4)) + goto out_unmap; + if (sercos3_setup_iomem(dev, info, 4, 5)) + goto out_unmap; + + spin_lock_init(&priv->ier0_cache_lock); + info->priv = priv; + info->name = "Sercos_III_PCI"; + info->version = "0.0.1"; + info->irq = dev->irq; + info->irq_flags = IRQF_DISABLED | IRQF_SHARED; + info->handler = sercos3_handler; + info->irqcontrol = sercos3_irqcontrol; + + pci_set_drvdata(dev, info); + + if (uio_register_device(&dev->dev, info)) + goto out_unmap; + + return 0; + +out_unmap: + for (i = 0; i < 5; i++) { + if (info->mem[i].internal_addr) + iounmap(info->mem[i].internal_addr); + } + pci_release_regions(dev); +out_disable: + pci_disable_device(dev); +out_free_priv: + kfree(priv); +out_free: + kfree(info); + return -ENODEV; +} + +static void sercos3_pci_remove(struct pci_dev *dev) +{ + struct uio_info *info = pci_get_drvdata(dev); + int i; + + uio_unregister_device(info); + pci_release_regions(dev); + pci_disable_device(dev); + pci_set_drvdata(dev, NULL); + for (i = 0; i < 5; i++) { + if (info->mem[i].internal_addr) + iounmap(info->mem[i].internal_addr); + } + kfree(info->priv); + kfree(info); +} + +static struct pci_device_id sercos3_pci_ids[] __devinitdata = { + { + .vendor = PCI_VENDOR_ID_PLX, + .device = PCI_DEVICE_ID_PLX_9030, + .subvendor = SERCOS_SUB_VENDOR_ID, + .subdevice = SERCOS_SUB_SYSID_3530, + }, + { + .vendor = PCI_VENDOR_ID_PLX, + .device = PCI_DEVICE_ID_PLX_9030, + .subvendor = SERCOS_SUB_VENDOR_ID, + .subdevice = SERCOS_SUB_SYSID_3535, + }, + { + .vendor = PCI_VENDOR_ID_PLX, + .device = PCI_DEVICE_ID_PLX_9030, + .subvendor = SERCOS_SUB_VENDOR_ID, + .subdevice = SERCOS_SUB_SYSID_3780, + }, + { 0, } +}; + +static struct pci_driver sercos3_pci_driver = { + .name = "sercos3", + .id_table = sercos3_pci_ids, + .probe = sercos3_pci_probe, + .remove = sercos3_pci_remove, +}; + +static int __init sercos3_init_module(void) +{ + return pci_register_driver(&sercos3_pci_driver); +} + +static void __exit sercos3_exit_module(void) +{ + pci_unregister_driver(&sercos3_pci_driver); +} + +module_init(sercos3_init_module); +module_exit(sercos3_exit_module); + +MODULE_DESCRIPTION("UIO driver for the Automata Sercos III PCI card"); +MODULE_AUTHOR("John Ogness <john.ogness@linutronix.de>"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 20290c5b156..7a4fa791dc1 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1729,9 +1729,9 @@ static int usb_classdev_add(struct usb_device *dev) { struct device *cldev; - cldev = device_create_drvdata(usb_classdev_class, &dev->dev, - dev->dev.devt, NULL, "usbdev%d.%d", - dev->bus->busnum, dev->devnum); + cldev = device_create(usb_classdev_class, &dev->dev, dev->dev.devt, + NULL, "usbdev%d.%d", dev->bus->busnum, + dev->devnum); if (IS_ERR(cldev)) return PTR_ERR(cldev); dev->usb_classdev = cldev; diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c index 6b1b229e38c..55f7f310924 100644 --- a/drivers/usb/core/file.c +++ b/drivers/usb/core/file.c @@ -196,9 +196,9 @@ int usb_register_dev(struct usb_interface *intf, ++temp; else temp = name; - intf->usb_dev = device_create_drvdata(usb_class->class, &intf->dev, - MKDEV(USB_MAJOR, minor), NULL, - "%s", temp); + intf->usb_dev = device_create(usb_class->class, &intf->dev, + MKDEV(USB_MAJOR, minor), NULL, + "%s", temp); if (IS_ERR(intf->usb_dev)) { down_write(&minor_rwsem); usb_minors[intf->minor] = NULL; diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 8ab389dca2b..c8035a8216b 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -818,9 +818,8 @@ static int usb_register_bus(struct usb_bus *bus) set_bit (busnum, busmap.busmap); bus->busnum = busnum; - bus->dev = device_create_drvdata(usb_host_class, bus->controller, - MKDEV(0, 0), bus, - "usb_host%d", busnum); + bus->dev = device_create(usb_host_class, bus->controller, MKDEV(0, 0), + bus, "usb_host%d", busnum); result = PTR_ERR(bus->dev); if (IS_ERR(bus->dev)) goto error_create_class_dev; diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile index fcb5cb9094d..2267fa0b51b 100644 --- a/drivers/usb/gadget/Makefile +++ b/drivers/usb/gadget/Makefile @@ -22,24 +22,15 @@ obj-$(CONFIG_USB_M66592) += m66592-udc.o # # USB gadget drivers # -C_UTILS = composite.o usbstring.o config.o epautoconf.o - -g_zero-objs := zero.o f_sourcesink.o f_loopback.o $(C_UTILS) -g_ether-objs := ether.o u_ether.o f_subset.o f_ecm.o $(C_UTILS) -g_serial-objs := serial.o u_serial.o f_acm.o f_serial.o $(C_UTILS) -g_midi-objs := gmidi.o usbstring.o config.o epautoconf.o +g_zero-objs := zero.o +g_ether-objs := ether.o +g_serial-objs := serial.o +g_midi-objs := gmidi.o gadgetfs-objs := inode.o -g_file_storage-objs := file_storage.o usbstring.o config.o \ - epautoconf.o -g_printer-objs := printer.o usbstring.o config.o \ - epautoconf.o -g_cdc-objs := cdc2.o u_ether.o f_ecm.o \ - u_serial.o f_acm.o $(C_UTILS) +g_file_storage-objs := file_storage.o +g_printer-objs := printer.o +g_cdc-objs := cdc2.o -ifeq ($(CONFIG_USB_ETH_RNDIS),y) - g_ether-objs += f_rndis.o rndis.o -endif - obj-$(CONFIG_USB_ZERO) += g_zero.o obj-$(CONFIG_USB_ETH) += g_ether.o obj-$(CONFIG_USB_GADGETFS) += gadgetfs.o diff --git a/drivers/usb/gadget/cdc2.c b/drivers/usb/gadget/cdc2.c index a39a4b940c3..a724fc14985 100644 --- a/drivers/usb/gadget/cdc2.c +++ b/drivers/usb/gadget/cdc2.c @@ -43,6 +43,25 @@ /*-------------------------------------------------------------------------*/ +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ + +#include "composite.c" +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" +#include "u_serial.c" +#include "f_acm.c" +#include "f_ecm.c" +#include "u_ether.c" + +/*-------------------------------------------------------------------------*/ + static struct usb_device_descriptor device_desc = { .bLength = sizeof device_desc, .bDescriptorType = USB_DT_DEVICE, @@ -148,7 +167,8 @@ static int __init cdc_bind(struct usb_composite_dev *cdev) int status; if (!can_support_ecm(cdev->gadget)) { - ERROR(cdev, "controller '%s' not usable\n", gadget->name); + dev_err(&gadget->dev, "controller '%s' not usable\n", + gadget->name); return -EINVAL; } @@ -203,7 +223,8 @@ static int __init cdc_bind(struct usb_composite_dev *cdev) if (status < 0) goto fail1; - INFO(cdev, "%s, version: " DRIVER_VERSION "\n", DRIVER_DESC); + dev_info(&gadget->dev, "%s, version: " DRIVER_VERSION "\n", + DRIVER_DESC); return 0; diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index bcac2e68660..944c8e889ab 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -96,6 +96,28 @@ static inline bool has_rndis(void) /*-------------------------------------------------------------------------*/ +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ +#include "composite.c" +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" + +#include "f_ecm.c" +#include "f_subset.c" +#ifdef CONFIG_USB_ETH_RNDIS +#include "f_rndis.c" +#include "rndis.c" +#endif +#include "u_ether.c" + +/*-------------------------------------------------------------------------*/ + /* DO NOT REUSE THESE IDs with a protocol-incompatible driver!! Ever!! * Instead: allocate your own, using normal USB-IF procedures. */ @@ -293,7 +315,8 @@ static int __init eth_bind(struct usb_composite_dev *cdev) * but if the controller isn't recognized at all then * that assumption is a bit more likely to be wrong. */ - WARNING(cdev, "controller '%s' not recognized; trying %s\n", + dev_warn(&gadget->dev, + "controller '%s' not recognized; trying %s\n", gadget->name, eth_config_driver.label); device_desc.bcdDevice = @@ -332,7 +355,8 @@ static int __init eth_bind(struct usb_composite_dev *cdev) if (status < 0) goto fail; - INFO(cdev, "%s, version: " DRIVER_VERSION "\n", DRIVER_DESC); + dev_info(&gadget->dev, "%s, version: " DRIVER_VERSION "\n", + DRIVER_DESC); return 0; diff --git a/drivers/usb/gadget/f_ecm.c b/drivers/usb/gadget/f_ecm.c index a2b5c092bda..4ae579948e5 100644 --- a/drivers/usb/gadget/f_ecm.c +++ b/drivers/usb/gadget/f_ecm.c @@ -83,7 +83,7 @@ static inline struct f_ecm *func_to_ecm(struct usb_function *f) } /* peak (theoretical) bulk transfer rate in bits-per-second */ -static inline unsigned bitrate(struct usb_gadget *g) +static inline unsigned ecm_bitrate(struct usb_gadget *g) { if (gadget_is_dualspeed(g) && g->speed == USB_SPEED_HIGH) return 13 * 512 * 8 * 1000 * 8; @@ -107,7 +107,7 @@ static inline unsigned bitrate(struct usb_gadget *g) */ #define LOG2_STATUS_INTERVAL_MSEC 5 /* 1 << 5 == 32 msec */ -#define STATUS_BYTECOUNT 16 /* 8 byte header + data */ +#define ECM_STATUS_BYTECOUNT 16 /* 8 byte header + data */ /* interface descriptor: */ @@ -125,8 +125,8 @@ static struct usb_interface_descriptor ecm_control_intf __initdata = { /* .iInterface = DYNAMIC */ }; -static struct usb_cdc_header_desc header_desc __initdata = { - .bLength = sizeof header_desc, +static struct usb_cdc_header_desc ecm_header_desc __initdata = { + .bLength = sizeof ecm_header_desc, .bDescriptorType = USB_DT_CS_INTERFACE, .bDescriptorSubType = USB_CDC_HEADER_TYPE, @@ -141,8 +141,8 @@ static struct usb_cdc_union_desc ecm_union_desc __initdata = { /* .bSlaveInterface0 = DYNAMIC */ }; -static struct usb_cdc_ether_desc ether_desc __initdata = { - .bLength = sizeof ether_desc, +static struct usb_cdc_ether_desc ecm_desc __initdata = { + .bLength = sizeof ecm_desc, .bDescriptorType = USB_DT_CS_INTERFACE, .bDescriptorSubType = USB_CDC_ETHERNET_TYPE, @@ -186,17 +186,17 @@ static struct usb_interface_descriptor ecm_data_intf __initdata = { /* full speed support: */ -static struct usb_endpoint_descriptor fs_notify_desc __initdata = { +static struct usb_endpoint_descriptor fs_ecm_notify_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, .bEndpointAddress = USB_DIR_IN, .bmAttributes = USB_ENDPOINT_XFER_INT, - .wMaxPacketSize = __constant_cpu_to_le16(STATUS_BYTECOUNT), + .wMaxPacketSize = __constant_cpu_to_le16(ECM_STATUS_BYTECOUNT), .bInterval = 1 << LOG2_STATUS_INTERVAL_MSEC, }; -static struct usb_endpoint_descriptor fs_in_desc __initdata = { +static struct usb_endpoint_descriptor fs_ecm_in_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -204,7 +204,7 @@ static struct usb_endpoint_descriptor fs_in_desc __initdata = { .bmAttributes = USB_ENDPOINT_XFER_BULK, }; -static struct usb_endpoint_descriptor fs_out_desc __initdata = { +static struct usb_endpoint_descriptor fs_ecm_out_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -212,34 +212,34 @@ static struct usb_endpoint_descriptor fs_out_desc __initdata = { .bmAttributes = USB_ENDPOINT_XFER_BULK, }; -static struct usb_descriptor_header *eth_fs_function[] __initdata = { +static struct usb_descriptor_header *ecm_fs_function[] __initdata = { /* CDC ECM control descriptors */ (struct usb_descriptor_header *) &ecm_control_intf, - (struct usb_descriptor_header *) &header_desc, + (struct usb_descriptor_header *) &ecm_header_desc, (struct usb_descriptor_header *) &ecm_union_desc, - (struct usb_descriptor_header *) ðer_desc, + (struct usb_descriptor_header *) &ecm_desc, /* NOTE: status endpoint might need to be removed */ - (struct usb_descriptor_header *) &fs_notify_desc, + (struct usb_descriptor_header *) &fs_ecm_notify_desc, /* data interface, altsettings 0 and 1 */ (struct usb_descriptor_header *) &ecm_data_nop_intf, (struct usb_descriptor_header *) &ecm_data_intf, - (struct usb_descriptor_header *) &fs_in_desc, - (struct usb_descriptor_header *) &fs_out_desc, + (struct usb_descriptor_header *) &fs_ecm_in_desc, + (struct usb_descriptor_header *) &fs_ecm_out_desc, NULL, }; /* high speed support: */ -static struct usb_endpoint_descriptor hs_notify_desc __initdata = { +static struct usb_endpoint_descriptor hs_ecm_notify_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, .bEndpointAddress = USB_DIR_IN, .bmAttributes = USB_ENDPOINT_XFER_INT, - .wMaxPacketSize = __constant_cpu_to_le16(STATUS_BYTECOUNT), + .wMaxPacketSize = __constant_cpu_to_le16(ECM_STATUS_BYTECOUNT), .bInterval = LOG2_STATUS_INTERVAL_MSEC + 4, }; -static struct usb_endpoint_descriptor hs_in_desc __initdata = { +static struct usb_endpoint_descriptor hs_ecm_in_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -248,7 +248,7 @@ static struct usb_endpoint_descriptor hs_in_desc __initdata = { .wMaxPacketSize = __constant_cpu_to_le16(512), }; -static struct usb_endpoint_descriptor hs_out_desc __initdata = { +static struct usb_endpoint_descriptor hs_ecm_out_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -257,19 +257,19 @@ static struct usb_endpoint_descriptor hs_out_desc __initdata = { .wMaxPacketSize = __constant_cpu_to_le16(512), }; -static struct usb_descriptor_header *eth_hs_function[] __initdata = { +static struct usb_descriptor_header *ecm_hs_function[] __initdata = { /* CDC ECM control descriptors */ (struct usb_descriptor_header *) &ecm_control_intf, - (struct usb_descriptor_header *) &header_desc, + (struct usb_descriptor_header *) &ecm_header_desc, (struct usb_descriptor_header *) &ecm_union_desc, - (struct usb_descriptor_header *) ðer_desc, + (struct usb_descriptor_header *) &ecm_desc, /* NOTE: status endpoint might need to be removed */ - (struct usb_descriptor_header *) &hs_notify_desc, + (struct usb_descriptor_header *) &hs_ecm_notify_desc, /* data interface, altsettings 0 and 1 */ (struct usb_descriptor_header *) &ecm_data_nop_intf, (struct usb_descriptor_header *) &ecm_data_intf, - (struct usb_descriptor_header *) &hs_in_desc, - (struct usb_descriptor_header *) &hs_out_desc, + (struct usb_descriptor_header *) &hs_ecm_in_desc, + (struct usb_descriptor_header *) &hs_ecm_out_desc, NULL, }; @@ -329,14 +329,14 @@ static void ecm_do_notify(struct f_ecm *ecm) event->bNotificationType = USB_CDC_NOTIFY_SPEED_CHANGE; event->wValue = cpu_to_le16(0); event->wLength = cpu_to_le16(8); - req->length = STATUS_BYTECOUNT; + req->length = ECM_STATUS_BYTECOUNT; /* SPEED_CHANGE data is up/down speeds in bits/sec */ data = req->buf + sizeof *event; - data[0] = cpu_to_le32(bitrate(cdev->gadget)); + data[0] = cpu_to_le32(ecm_bitrate(cdev->gadget)); data[1] = data[0]; - DBG(cdev, "notify speed %d\n", bitrate(cdev->gadget)); + DBG(cdev, "notify speed %d\n", ecm_bitrate(cdev->gadget)); ecm->notify_state = ECM_NOTIFY_NONE; break; } @@ -628,13 +628,13 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f) status = -ENODEV; /* allocate instance-specific endpoints */ - ep = usb_ep_autoconfig(cdev->gadget, &fs_in_desc); + ep = usb_ep_autoconfig(cdev->gadget, &fs_ecm_in_desc); if (!ep) goto fail; ecm->port.in_ep = ep; ep->driver_data = cdev; /* claim */ - ep = usb_ep_autoconfig(cdev->gadget, &fs_out_desc); + ep = usb_ep_autoconfig(cdev->gadget, &fs_ecm_out_desc); if (!ep) goto fail; ecm->port.out_ep = ep; @@ -644,7 +644,7 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f) * don't treat it that way. It's simpler, and some newer CDC * profiles (wireless handsets) no longer treat it as optional. */ - ep = usb_ep_autoconfig(cdev->gadget, &fs_notify_desc); + ep = usb_ep_autoconfig(cdev->gadget, &fs_ecm_notify_desc); if (!ep) goto fail; ecm->notify = ep; @@ -656,47 +656,47 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f) ecm->notify_req = usb_ep_alloc_request(ep, GFP_KERNEL); if (!ecm->notify_req) goto fail; - ecm->notify_req->buf = kmalloc(STATUS_BYTECOUNT, GFP_KERNEL); + ecm->notify_req->buf = kmalloc(ECM_STATUS_BYTECOUNT, GFP_KERNEL); if (!ecm->notify_req->buf) goto fail; ecm->notify_req->context = ecm; ecm->notify_req->complete = ecm_notify_complete; /* copy descriptors, and track endpoint copies */ - f->descriptors = usb_copy_descriptors(eth_fs_function); + f->descriptors = usb_copy_descriptors(ecm_fs_function); if (!f->descriptors) goto fail; - ecm->fs.in = usb_find_endpoint(eth_fs_function, - f->descriptors, &fs_in_desc); - ecm->fs.out = usb_find_endpoint(eth_fs_function, - f->descriptors, &fs_out_desc); - ecm->fs.notify = usb_find_endpoint(eth_fs_function, - f->descriptors, &fs_notify_desc); + ecm->fs.in = usb_find_endpoint(ecm_fs_function, + f->descriptors, &fs_ecm_in_desc); + ecm->fs.out = usb_find_endpoint(ecm_fs_function, + f->descriptors, &fs_ecm_out_desc); + ecm->fs.notify = usb_find_endpoint(ecm_fs_function, + f->descriptors, &fs_ecm_notify_desc); /* support all relevant hardware speeds... we expect that when * hardware is dual speed, all bulk-capable endpoints work at * both speeds */ if (gadget_is_dualspeed(c->cdev->gadget)) { - hs_in_desc.bEndpointAddress = - fs_in_desc.bEndpointAddress; - hs_out_desc.bEndpointAddress = - fs_out_desc.bEndpointAddress; - hs_notify_desc.bEndpointAddress = - fs_notify_desc.bEndpointAddress; + hs_ecm_in_desc.bEndpointAddress = + fs_ecm_in_desc.bEndpointAddress; + hs_ecm_out_desc.bEndpointAddress = + fs_ecm_out_desc.bEndpointAddress; + hs_ecm_notify_desc.bEndpointAddress = + fs_ecm_notify_desc.bEndpointAddress; /* copy descriptors, and track endpoint copies */ - f->hs_descriptors = usb_copy_descriptors(eth_hs_function); + f->hs_descriptors = usb_copy_descriptors(ecm_hs_function); if (!f->hs_descriptors) goto fail; - ecm->hs.in = usb_find_endpoint(eth_hs_function, - f->hs_descriptors, &hs_in_desc); - ecm->hs.out = usb_find_endpoint(eth_hs_function, - f->hs_descriptors, &hs_out_desc); - ecm->hs.notify = usb_find_endpoint(eth_hs_function, - f->hs_descriptors, &hs_notify_desc); + ecm->hs.in = usb_find_endpoint(ecm_hs_function, + f->hs_descriptors, &hs_ecm_in_desc); + ecm->hs.out = usb_find_endpoint(ecm_hs_function, + f->hs_descriptors, &hs_ecm_out_desc); + ecm->hs.notify = usb_find_endpoint(ecm_hs_function, + f->hs_descriptors, &hs_ecm_notify_desc); } /* NOTE: all that is done without knowing or caring about @@ -795,7 +795,7 @@ int __init ecm_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN]) if (status < 0) return status; ecm_string_defs[1].id = status; - ether_desc.iMACAddress = status; + ecm_desc.iMACAddress = status; } /* allocate and initialize one new instance */ diff --git a/drivers/usb/gadget/f_loopback.c b/drivers/usb/gadget/f_loopback.c index eda4cde72c8..87dde012dac 100644 --- a/drivers/usb/gadget/f_loopback.c +++ b/drivers/usb/gadget/f_loopback.c @@ -70,7 +70,7 @@ static struct usb_interface_descriptor loopback_intf = { /* full speed support: */ -static struct usb_endpoint_descriptor fs_source_desc = { +static struct usb_endpoint_descriptor fs_loop_source_desc = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -78,7 +78,7 @@ static struct usb_endpoint_descriptor fs_source_desc = { .bmAttributes = USB_ENDPOINT_XFER_BULK, }; -static struct usb_endpoint_descriptor fs_sink_desc = { +static struct usb_endpoint_descriptor fs_loop_sink_desc = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -88,14 +88,14 @@ static struct usb_endpoint_descriptor fs_sink_desc = { static struct usb_descriptor_header *fs_loopback_descs[] = { (struct usb_descriptor_header *) &loopback_intf, - (struct usb_descriptor_header *) &fs_sink_desc, - (struct usb_descriptor_header *) &fs_source_desc, + (struct usb_descriptor_header *) &fs_loop_sink_desc, + (struct usb_descriptor_header *) &fs_loop_source_desc, NULL, }; /* high speed support: */ -static struct usb_endpoint_descriptor hs_source_desc = { +static struct usb_endpoint_descriptor hs_loop_source_desc = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -103,7 +103,7 @@ static struct usb_endpoint_descriptor hs_source_desc = { .wMaxPacketSize = __constant_cpu_to_le16(512), }; -static struct usb_endpoint_descriptor hs_sink_desc = { +static struct usb_endpoint_descriptor hs_loop_sink_desc = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -113,8 +113,8 @@ static struct usb_endpoint_descriptor hs_sink_desc = { static struct usb_descriptor_header *hs_loopback_descs[] = { (struct usb_descriptor_header *) &loopback_intf, - (struct usb_descriptor_header *) &hs_source_desc, - (struct usb_descriptor_header *) &hs_sink_desc, + (struct usb_descriptor_header *) &hs_loop_source_desc, + (struct usb_descriptor_header *) &hs_loop_sink_desc, NULL, }; @@ -152,7 +152,7 @@ loopback_bind(struct usb_configuration *c, struct usb_function *f) /* allocate endpoints */ - loop->in_ep = usb_ep_autoconfig(cdev->gadget, &fs_source_desc); + loop->in_ep = usb_ep_autoconfig(cdev->gadget, &fs_loop_source_desc); if (!loop->in_ep) { autoconf_fail: ERROR(cdev, "%s: can't autoconfigure on %s\n", @@ -161,17 +161,17 @@ autoconf_fail: } loop->in_ep->driver_data = cdev; /* claim */ - loop->out_ep = usb_ep_autoconfig(cdev->gadget, &fs_sink_desc); + loop->out_ep = usb_ep_autoconfig(cdev->gadget, &fs_loop_sink_desc); if (!loop->out_ep) goto autoconf_fail; loop->out_ep->driver_data = cdev; /* claim */ /* support high speed hardware */ if (gadget_is_dualspeed(c->cdev->gadget)) { - hs_source_desc.bEndpointAddress = - fs_source_desc.bEndpointAddress; - hs_sink_desc.bEndpointAddress = - fs_sink_desc.bEndpointAddress; + hs_loop_source_desc.bEndpointAddress = + fs_loop_source_desc.bEndpointAddress; + hs_loop_sink_desc.bEndpointAddress = + fs_loop_sink_desc.bEndpointAddress; f->hs_descriptors = hs_loopback_descs; } @@ -255,8 +255,10 @@ enable_loopback(struct usb_composite_dev *cdev, struct f_loopback *loop) struct usb_request *req; unsigned i; - src = ep_choose(cdev->gadget, &hs_source_desc, &fs_source_desc); - sink = ep_choose(cdev->gadget, &hs_sink_desc, &fs_sink_desc); + src = ep_choose(cdev->gadget, + &hs_loop_source_desc, &fs_loop_source_desc); + sink = ep_choose(cdev->gadget, + &hs_loop_sink_desc, &fs_loop_sink_desc); /* one endpoint writes data back IN to the host */ ep = loop->in_ep; diff --git a/drivers/usb/gadget/f_subset.c b/drivers/usb/gadget/f_subset.c index acb8d233aa1..fe183287577 100644 --- a/drivers/usb/gadget/f_subset.c +++ b/drivers/usb/gadget/f_subset.c @@ -103,8 +103,8 @@ static struct usb_interface_descriptor subset_data_intf __initdata = { /* .iInterface = DYNAMIC */ }; -static struct usb_cdc_header_desc header_desc __initdata = { - .bLength = sizeof header_desc, +static struct usb_cdc_header_desc mdlm_header_desc __initdata = { + .bLength = sizeof mdlm_header_desc, .bDescriptorType = USB_DT_CS_INTERFACE, .bDescriptorSubType = USB_CDC_HEADER_TYPE, @@ -152,7 +152,7 @@ static struct usb_cdc_ether_desc ether_desc __initdata = { /* full speed support: */ -static struct usb_endpoint_descriptor fs_in_desc __initdata = { +static struct usb_endpoint_descriptor fs_subset_in_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -160,7 +160,7 @@ static struct usb_endpoint_descriptor fs_in_desc __initdata = { .bmAttributes = USB_ENDPOINT_XFER_BULK, }; -static struct usb_endpoint_descriptor fs_out_desc __initdata = { +static struct usb_endpoint_descriptor fs_subset_out_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -170,18 +170,18 @@ static struct usb_endpoint_descriptor fs_out_desc __initdata = { static struct usb_descriptor_header *fs_eth_function[] __initdata = { (struct usb_descriptor_header *) &subset_data_intf, - (struct usb_descriptor_header *) &header_desc, + (struct usb_descriptor_header *) &mdlm_header_desc, (struct usb_descriptor_header *) &mdlm_desc, (struct usb_descriptor_header *) &mdlm_detail_desc, (struct usb_descriptor_header *) ðer_desc, - (struct usb_descriptor_header *) &fs_in_desc, - (struct usb_descriptor_header *) &fs_out_desc, + (struct usb_descriptor_header *) &fs_subset_in_desc, + (struct usb_descriptor_header *) &fs_subset_out_desc, NULL, }; /* high speed support: */ -static struct usb_endpoint_descriptor hs_in_desc __initdata = { +static struct usb_endpoint_descriptor hs_subset_in_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -189,7 +189,7 @@ static struct usb_endpoint_descriptor hs_in_desc __initdata = { .wMaxPacketSize = __constant_cpu_to_le16(512), }; -static struct usb_endpoint_descriptor hs_out_desc __initdata = { +static struct usb_endpoint_descriptor hs_subset_out_desc __initdata = { .bLength = USB_DT_ENDPOINT_SIZE, .bDescriptorType = USB_DT_ENDPOINT, @@ -199,12 +199,12 @@ static struct usb_endpoint_descriptor hs_out_desc __initdata = { static struct usb_descriptor_header *hs_eth_function[] __initdata = { (struct usb_descriptor_header *) &subset_data_intf, - (struct usb_descriptor_header *) &header_desc, + (struct usb_descriptor_header *) &mdlm_header_desc, (struct usb_descriptor_header *) &mdlm_desc, (struct usb_descriptor_header *) &mdlm_detail_desc, (struct usb_descriptor_header *) ðer_desc, - (struct usb_descriptor_header *) &hs_in_desc, - (struct usb_descriptor_header *) &hs_out_desc, + (struct usb_descriptor_header *) &hs_subset_in_desc, + (struct usb_descriptor_header *) &hs_subset_out_desc, NULL, }; @@ -281,13 +281,13 @@ geth_bind(struct usb_configuration *c, struct usb_function *f) status = -ENODEV; /* allocate instance-specific endpoints */ - ep = usb_ep_autoconfig(cdev->gadget, &fs_in_desc); + ep = usb_ep_autoconfig(cdev->gadget, &fs_subset_in_desc); if (!ep) goto fail; geth->port.in_ep = ep; ep->driver_data = cdev; /* claim */ - ep = usb_ep_autoconfig(cdev->gadget, &fs_out_desc); + ep = usb_ep_autoconfig(cdev->gadget, &fs_subset_out_desc); if (!ep) goto fail; geth->port.out_ep = ep; @@ -297,9 +297,9 @@ geth_bind(struct usb_configuration *c, struct usb_function *f) f->descriptors = usb_copy_descriptors(fs_eth_function); geth->fs.in = usb_find_endpoint(fs_eth_function, - f->descriptors, &fs_in_desc); + f->descriptors, &fs_subset_in_desc); geth->fs.out = usb_find_endpoint(fs_eth_function, - f->descriptors, &fs_out_desc); + f->descriptors, &fs_subset_out_desc); /* support all relevant hardware speeds... we expect that when @@ -307,18 +307,18 @@ geth_bind(struct usb_configuration *c, struct usb_function *f) * both speeds */ if (gadget_is_dualspeed(c->cdev->gadget)) { - hs_in_desc.bEndpointAddress = - fs_in_desc.bEndpointAddress; - hs_out_desc.bEndpointAddress = - fs_out_desc.bEndpointAddress; + hs_subset_in_desc.bEndpointAddress = + fs_subset_in_desc.bEndpointAddress; + hs_subset_out_desc.bEndpointAddress = + fs_subset_out_desc.bEndpointAddress; /* copy descriptors, and track endpoint copies */ f->hs_descriptors = usb_copy_descriptors(hs_eth_function); geth->hs.in = usb_find_endpoint(hs_eth_function, - f->hs_descriptors, &hs_in_desc); + f->hs_descriptors, &hs_subset_in_desc); geth->hs.out = usb_find_endpoint(hs_eth_function, - f->hs_descriptors, &hs_out_desc); + f->hs_descriptors, &hs_subset_out_desc); } /* NOTE: all that is done without knowing or caring about diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c index ea2c31d1808..0c632d22a63 100644 --- a/drivers/usb/gadget/file_storage.c +++ b/drivers/usb/gadget/file_storage.c @@ -245,6 +245,18 @@ #include "gadget_chips.h" + +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" + /*-------------------------------------------------------------------------*/ #define DRIVER_DESC "File-backed Storage Gadget" diff --git a/drivers/usb/gadget/gmidi.c b/drivers/usb/gadget/gmidi.c index ea8651e3da1..6eee760410d 100644 --- a/drivers/usb/gadget/gmidi.c +++ b/drivers/usb/gadget/gmidi.c @@ -35,6 +35,21 @@ #include "gadget_chips.h" + +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" + +/*-------------------------------------------------------------------------*/ + + MODULE_AUTHOR("Ben Williamson"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c index e0090085b78..2b3b9e1dd2e 100644 --- a/drivers/usb/gadget/printer.c +++ b/drivers/usb/gadget/printer.c @@ -53,6 +53,20 @@ #include "gadget_chips.h" + +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" + +/*-------------------------------------------------------------------------*/ + #define DRIVER_DESC "Printer Gadget" #define DRIVER_VERSION "2007 OCT 06" @@ -1360,8 +1374,8 @@ printer_bind(struct usb_gadget *gadget) /* Setup the sysfs files for the printer gadget. */ - dev->pdev = device_create_drvdata(usb_gadget_class, NULL, - g_printer_devno, NULL, "g_printer"); + dev->pdev = device_create(usb_gadget_class, NULL, g_printer_devno, + NULL, "g_printer"); if (IS_ERR(dev->pdev)) { ERROR(dev, "Failed to create device: g_printer\n"); goto fail; diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index 7228e856223..8c26f5ea2b8 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -57,11 +57,6 @@ MODULE_PARM_DESC (rndis_debug, "enable debugging"); #define rndis_debug 0 #endif -#define DBG(str,args...) do { \ - if (rndis_debug) \ - pr_debug(str , ## args); \ - } while (0) - #define RNDIS_MAX_CONFIGS 1 @@ -183,9 +178,9 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, if (!resp) return -ENOMEM; if (buf_len && rndis_debug > 1) { - DBG("query OID %08x value, len %d:\n", OID, buf_len); + pr_debug("query OID %08x value, len %d:\n", OID, buf_len); for (i = 0; i < buf_len; i += 16) { - DBG("%03d: %08x %08x %08x %08x\n", i, + pr_debug("%03d: %08x %08x %08x %08x\n", i, get_unaligned_le32(&buf[i]), get_unaligned_le32(&buf[i + 4]), get_unaligned_le32(&buf[i + 8]), @@ -209,7 +204,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_SUPPORTED_LIST: - DBG("%s: OID_GEN_SUPPORTED_LIST\n", __func__); + pr_debug("%s: OID_GEN_SUPPORTED_LIST\n", __func__); length = sizeof (oid_supported_list); count = length / sizeof (u32); for (i = 0; i < count; i++) @@ -219,7 +214,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_HARDWARE_STATUS: - DBG("%s: OID_GEN_HARDWARE_STATUS\n", __func__); + pr_debug("%s: OID_GEN_HARDWARE_STATUS\n", __func__); /* Bogus question! * Hardware must be ready to receive high level protocols. * BTW: @@ -232,14 +227,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_MEDIA_SUPPORTED: - DBG("%s: OID_GEN_MEDIA_SUPPORTED\n", __func__); + pr_debug("%s: OID_GEN_MEDIA_SUPPORTED\n", __func__); *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium); retval = 0; break; /* mandatory */ case OID_GEN_MEDIA_IN_USE: - DBG("%s: OID_GEN_MEDIA_IN_USE\n", __func__); + pr_debug("%s: OID_GEN_MEDIA_IN_USE\n", __func__); /* one medium, one transport... (maybe you do it better) */ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium); retval = 0; @@ -247,7 +242,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_MAXIMUM_FRAME_SIZE: - DBG("%s: OID_GEN_MAXIMUM_FRAME_SIZE\n", __func__); + pr_debug("%s: OID_GEN_MAXIMUM_FRAME_SIZE\n", __func__); if (rndis_per_dev_params [configNr].dev) { *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].dev->mtu); @@ -258,7 +253,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_LINK_SPEED: if (rndis_debug > 1) - DBG("%s: OID_GEN_LINK_SPEED\n", __func__); + pr_debug("%s: OID_GEN_LINK_SPEED\n", __func__); if (rndis_per_dev_params [configNr].media_state == NDIS_MEDIA_STATE_DISCONNECTED) *outbuf = __constant_cpu_to_le32 (0); @@ -270,7 +265,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_TRANSMIT_BLOCK_SIZE: - DBG("%s: OID_GEN_TRANSMIT_BLOCK_SIZE\n", __func__); + pr_debug("%s: OID_GEN_TRANSMIT_BLOCK_SIZE\n", __func__); if (rndis_per_dev_params [configNr].dev) { *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].dev->mtu); @@ -280,7 +275,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_RECEIVE_BLOCK_SIZE: - DBG("%s: OID_GEN_RECEIVE_BLOCK_SIZE\n", __func__); + pr_debug("%s: OID_GEN_RECEIVE_BLOCK_SIZE\n", __func__); if (rndis_per_dev_params [configNr].dev) { *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].dev->mtu); @@ -290,7 +285,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_VENDOR_ID: - DBG("%s: OID_GEN_VENDOR_ID\n", __func__); + pr_debug("%s: OID_GEN_VENDOR_ID\n", __func__); *outbuf = cpu_to_le32 ( rndis_per_dev_params [configNr].vendorID); retval = 0; @@ -298,7 +293,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_VENDOR_DESCRIPTION: - DBG("%s: OID_GEN_VENDOR_DESCRIPTION\n", __func__); + pr_debug("%s: OID_GEN_VENDOR_DESCRIPTION\n", __func__); length = strlen (rndis_per_dev_params [configNr].vendorDescr); memcpy (outbuf, rndis_per_dev_params [configNr].vendorDescr, length); @@ -306,7 +301,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, break; case OID_GEN_VENDOR_DRIVER_VERSION: - DBG("%s: OID_GEN_VENDOR_DRIVER_VERSION\n", __func__); + pr_debug("%s: OID_GEN_VENDOR_DRIVER_VERSION\n", __func__); /* Created as LE */ *outbuf = rndis_driver_version; retval = 0; @@ -314,14 +309,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_CURRENT_PACKET_FILTER: - DBG("%s: OID_GEN_CURRENT_PACKET_FILTER\n", __func__); + pr_debug("%s: OID_GEN_CURRENT_PACKET_FILTER\n", __func__); *outbuf = cpu_to_le32 (*rndis_per_dev_params[configNr].filter); retval = 0; break; /* mandatory */ case OID_GEN_MAXIMUM_TOTAL_SIZE: - DBG("%s: OID_GEN_MAXIMUM_TOTAL_SIZE\n", __func__); + pr_debug("%s: OID_GEN_MAXIMUM_TOTAL_SIZE\n", __func__); *outbuf = __constant_cpu_to_le32(RNDIS_MAX_TOTAL_SIZE); retval = 0; break; @@ -329,14 +324,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_MEDIA_CONNECT_STATUS: if (rndis_debug > 1) - DBG("%s: OID_GEN_MEDIA_CONNECT_STATUS\n", __func__); + pr_debug("%s: OID_GEN_MEDIA_CONNECT_STATUS\n", __func__); *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr] .media_state); retval = 0; break; case OID_GEN_PHYSICAL_MEDIUM: - DBG("%s: OID_GEN_PHYSICAL_MEDIUM\n", __func__); + pr_debug("%s: OID_GEN_PHYSICAL_MEDIUM\n", __func__); *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; @@ -346,7 +341,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, * versions emit undefined RNDIS messages. DOCUMENT ALL THESE! */ case OID_GEN_MAC_OPTIONS: /* from WinME */ - DBG("%s: OID_GEN_MAC_OPTIONS\n", __func__); + pr_debug("%s: OID_GEN_MAC_OPTIONS\n", __func__); *outbuf = __constant_cpu_to_le32( NDIS_MAC_OPTION_RECEIVE_SERIALIZED | NDIS_MAC_OPTION_FULL_DUPLEX); @@ -358,7 +353,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_XMIT_OK: if (rndis_debug > 1) - DBG("%s: OID_GEN_XMIT_OK\n", __func__); + pr_debug("%s: OID_GEN_XMIT_OK\n", __func__); if (stats) { *outbuf = cpu_to_le32(stats->tx_packets - stats->tx_errors - stats->tx_dropped); @@ -369,7 +364,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_RCV_OK: if (rndis_debug > 1) - DBG("%s: OID_GEN_RCV_OK\n", __func__); + pr_debug("%s: OID_GEN_RCV_OK\n", __func__); if (stats) { *outbuf = cpu_to_le32(stats->rx_packets - stats->rx_errors - stats->rx_dropped); @@ -380,7 +375,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_XMIT_ERROR: if (rndis_debug > 1) - DBG("%s: OID_GEN_XMIT_ERROR\n", __func__); + pr_debug("%s: OID_GEN_XMIT_ERROR\n", __func__); if (stats) { *outbuf = cpu_to_le32(stats->tx_errors); retval = 0; @@ -390,7 +385,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_RCV_ERROR: if (rndis_debug > 1) - DBG("%s: OID_GEN_RCV_ERROR\n", __func__); + pr_debug("%s: OID_GEN_RCV_ERROR\n", __func__); if (stats) { *outbuf = cpu_to_le32(stats->rx_errors); retval = 0; @@ -399,7 +394,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_RCV_NO_BUFFER: - DBG("%s: OID_GEN_RCV_NO_BUFFER\n", __func__); + pr_debug("%s: OID_GEN_RCV_NO_BUFFER\n", __func__); if (stats) { *outbuf = cpu_to_le32(stats->rx_dropped); retval = 0; @@ -410,7 +405,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_802_3_PERMANENT_ADDRESS: - DBG("%s: OID_802_3_PERMANENT_ADDRESS\n", __func__); + pr_debug("%s: OID_802_3_PERMANENT_ADDRESS\n", __func__); if (rndis_per_dev_params [configNr].dev) { length = ETH_ALEN; memcpy (outbuf, @@ -422,7 +417,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_802_3_CURRENT_ADDRESS: - DBG("%s: OID_802_3_CURRENT_ADDRESS\n", __func__); + pr_debug("%s: OID_802_3_CURRENT_ADDRESS\n", __func__); if (rndis_per_dev_params [configNr].dev) { length = ETH_ALEN; memcpy (outbuf, @@ -434,7 +429,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_802_3_MULTICAST_LIST: - DBG("%s: OID_802_3_MULTICAST_LIST\n", __func__); + pr_debug("%s: OID_802_3_MULTICAST_LIST\n", __func__); /* Multicast base address only */ *outbuf = __constant_cpu_to_le32 (0xE0000000); retval = 0; @@ -442,21 +437,21 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_802_3_MAXIMUM_LIST_SIZE: - DBG("%s: OID_802_3_MAXIMUM_LIST_SIZE\n", __func__); + pr_debug("%s: OID_802_3_MAXIMUM_LIST_SIZE\n", __func__); /* Multicast base address only */ *outbuf = __constant_cpu_to_le32 (1); retval = 0; break; case OID_802_3_MAC_OPTIONS: - DBG("%s: OID_802_3_MAC_OPTIONS\n", __func__); + pr_debug("%s: OID_802_3_MAC_OPTIONS\n", __func__); break; /* ieee802.3 statistics OIDs (table 4-4) */ /* mandatory */ case OID_802_3_RCV_ERROR_ALIGNMENT: - DBG("%s: OID_802_3_RCV_ERROR_ALIGNMENT\n", __func__); + pr_debug("%s: OID_802_3_RCV_ERROR_ALIGNMENT\n", __func__); if (stats) { *outbuf = cpu_to_le32(stats->rx_frame_errors); retval = 0; @@ -465,14 +460,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_802_3_XMIT_ONE_COLLISION: - DBG("%s: OID_802_3_XMIT_ONE_COLLISION\n", __func__); + pr_debug("%s: OID_802_3_XMIT_ONE_COLLISION\n", __func__); *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; /* mandatory */ case OID_802_3_XMIT_MORE_COLLISIONS: - DBG("%s: OID_802_3_XMIT_MORE_COLLISIONS\n", __func__); + pr_debug("%s: OID_802_3_XMIT_MORE_COLLISIONS\n", __func__); *outbuf = __constant_cpu_to_le32 (0); retval = 0; break; @@ -504,9 +499,9 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, return -ENOMEM; if (buf_len && rndis_debug > 1) { - DBG("set OID %08x value, len %d:\n", OID, buf_len); + pr_debug("set OID %08x value, len %d:\n", OID, buf_len); for (i = 0; i < buf_len; i += 16) { - DBG("%03d: %08x %08x %08x %08x\n", i, + pr_debug("%03d: %08x %08x %08x %08x\n", i, get_unaligned_le32(&buf[i]), get_unaligned_le32(&buf[i + 4]), get_unaligned_le32(&buf[i + 8]), @@ -525,7 +520,7 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, * MULTICAST, ALL_MULTICAST, BROADCAST */ *params->filter = (u16)get_unaligned_le32(buf); - DBG("%s: OID_GEN_CURRENT_PACKET_FILTER %08x\n", + pr_debug("%s: OID_GEN_CURRENT_PACKET_FILTER %08x\n", __func__, *params->filter); /* this call has a significant side effect: it's @@ -547,7 +542,7 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, case OID_802_3_MULTICAST_LIST: /* I think we can ignore this */ - DBG("%s: OID_802_3_MULTICAST_LIST\n", __func__); + pr_debug("%s: OID_802_3_MULTICAST_LIST\n", __func__); retval = 0; break; @@ -606,7 +601,7 @@ static int rndis_query_response (int configNr, rndis_query_msg_type *buf) rndis_resp_t *r; struct rndis_params *params = rndis_per_dev_params + configNr; - // DBG("%s: OID = %08X\n", __func__, cpu_to_le32(buf->OID)); + /* pr_debug("%s: OID = %08X\n", __func__, cpu_to_le32(buf->OID)); */ if (!params->dev) return -ENOTSUPP; @@ -659,15 +654,15 @@ static int rndis_set_response (int configNr, rndis_set_msg_type *buf) BufOffset = le32_to_cpu (buf->InformationBufferOffset); #ifdef VERBOSE_DEBUG - DBG("%s: Length: %d\n", __func__, BufLength); - DBG("%s: Offset: %d\n", __func__, BufOffset); - DBG("%s: InfoBuffer: ", __func__); + pr_debug("%s: Length: %d\n", __func__, BufLength); + pr_debug("%s: Offset: %d\n", __func__, BufOffset); + pr_debug("%s: InfoBuffer: ", __func__); for (i = 0; i < BufLength; i++) { - DBG("%02x ", *(((u8 *) buf) + i + 8 + BufOffset)); + pr_debug("%02x ", *(((u8 *) buf) + i + 8 + BufOffset)); } - DBG("\n"); + pr_debug("\n"); #endif resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_SET_CMPLT); @@ -821,14 +816,14 @@ int rndis_msg_parser (u8 configNr, u8 *buf) /* For USB: responses may take up to 10 seconds */ switch (MsgType) { case REMOTE_NDIS_INITIALIZE_MSG: - DBG("%s: REMOTE_NDIS_INITIALIZE_MSG\n", + pr_debug("%s: REMOTE_NDIS_INITIALIZE_MSG\n", __func__ ); params->state = RNDIS_INITIALIZED; return rndis_init_response (configNr, (rndis_init_msg_type *) buf); case REMOTE_NDIS_HALT_MSG: - DBG("%s: REMOTE_NDIS_HALT_MSG\n", + pr_debug("%s: REMOTE_NDIS_HALT_MSG\n", __func__ ); params->state = RNDIS_UNINITIALIZED; if (params->dev) { @@ -846,7 +841,7 @@ int rndis_msg_parser (u8 configNr, u8 *buf) (rndis_set_msg_type *) buf); case REMOTE_NDIS_RESET_MSG: - DBG("%s: REMOTE_NDIS_RESET_MSG\n", + pr_debug("%s: REMOTE_NDIS_RESET_MSG\n", __func__ ); return rndis_reset_response (configNr, (rndis_reset_msg_type *) buf); @@ -854,7 +849,7 @@ int rndis_msg_parser (u8 configNr, u8 *buf) case REMOTE_NDIS_KEEPALIVE_MSG: /* For USB: host does this every 5 seconds */ if (rndis_debug > 1) - DBG("%s: REMOTE_NDIS_KEEPALIVE_MSG\n", + pr_debug("%s: REMOTE_NDIS_KEEPALIVE_MSG\n", __func__ ); return rndis_keepalive_response (configNr, (rndis_keepalive_msg_type *) @@ -870,7 +865,7 @@ int rndis_msg_parser (u8 configNr, u8 *buf) { unsigned i; for (i = 0; i < MsgLength; i += 16) { - DBG("%03d: " + pr_debug("%03d: " " %02x %02x %02x %02x" " %02x %02x %02x %02x" " %02x %02x %02x %02x" @@ -905,18 +900,18 @@ int rndis_register(void (*resp_avail)(void *v), void *v) rndis_per_dev_params [i].used = 1; rndis_per_dev_params [i].resp_avail = resp_avail; rndis_per_dev_params [i].v = v; - DBG("%s: configNr = %d\n", __func__, i); + pr_debug("%s: configNr = %d\n", __func__, i); return i; } } - DBG("failed\n"); + pr_debug("failed\n"); return -ENODEV; } void rndis_deregister (int configNr) { - DBG("%s: \n", __func__ ); + pr_debug("%s: \n", __func__); if (configNr >= RNDIS_MAX_CONFIGS) return; rndis_per_dev_params [configNr].used = 0; @@ -926,7 +921,7 @@ void rndis_deregister (int configNr) int rndis_set_param_dev(u8 configNr, struct net_device *dev, u16 *cdc_filter) { - DBG("%s:\n", __func__ ); + pr_debug("%s:\n", __func__); if (!dev) return -EINVAL; if (configNr >= RNDIS_MAX_CONFIGS) return -1; @@ -939,7 +934,7 @@ int rndis_set_param_dev(u8 configNr, struct net_device *dev, u16 *cdc_filter) int rndis_set_param_vendor (u8 configNr, u32 vendorID, const char *vendorDescr) { - DBG("%s:\n", __func__ ); + pr_debug("%s:\n", __func__); if (!vendorDescr) return -1; if (configNr >= RNDIS_MAX_CONFIGS) return -1; @@ -951,7 +946,7 @@ int rndis_set_param_vendor (u8 configNr, u32 vendorID, const char *vendorDescr) int rndis_set_param_medium (u8 configNr, u32 medium, u32 speed) { - DBG("%s: %u %u\n", __func__, medium, speed); + pr_debug("%s: %u %u\n", __func__, medium, speed); if (configNr >= RNDIS_MAX_CONFIGS) return -1; rndis_per_dev_params [configNr].medium = medium; @@ -1114,7 +1109,7 @@ static ssize_t rndis_proc_write(struct file *file, const char __user *buffer, break; default: if (fl_speed) p->speed = speed; - else DBG("%c is not valid\n", c); + else pr_debug("%c is not valid\n", c); break; } @@ -1159,12 +1154,12 @@ int __init rndis_init (void) &rndis_proc_fops, (void *)(rndis_per_dev_params + i)))) { - DBG("%s :remove entries", __func__); + pr_debug("%s :remove entries", __func__); while (i) { sprintf (name, NAME_TEMPLATE, --i); remove_proc_entry (name, NULL); } - DBG("\n"); + pr_debug("\n"); return -EIO; } #endif diff --git a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c index b3699afff00..3faa7a7022d 100644 --- a/drivers/usb/gadget/serial.c +++ b/drivers/usb/gadget/serial.c @@ -30,6 +30,24 @@ /*-------------------------------------------------------------------------*/ +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ +#include "composite.c" +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" + +#include "f_acm.c" +#include "f_serial.c" +#include "u_serial.c" + +/*-------------------------------------------------------------------------*/ + /* Thanks to NetChip Technologies for donating this product ID. * * DO NOT REUSE THESE IDs with a protocol-incompatible driver!! Ever!! diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c index 3791e627190..dbd575a194f 100644 --- a/drivers/usb/gadget/u_ether.c +++ b/drivers/usb/gadget/u_ether.c @@ -52,7 +52,7 @@ * this single "physical" link to be used by multiple virtual links.) */ -#define DRIVER_VERSION "29-May-2008" +#define UETH__VERSION "29-May-2008" struct eth_dev { /* lock is held while accessing port_usb @@ -170,7 +170,7 @@ static void eth_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *p) struct eth_dev *dev = netdev_priv(net); strlcpy(p->driver, "g_ether", sizeof p->driver); - strlcpy(p->version, DRIVER_VERSION, sizeof p->version); + strlcpy(p->version, UETH__VERSION, sizeof p->version); strlcpy(p->fw_version, dev->gadget->name, sizeof p->fw_version); strlcpy(p->bus_info, dev_name(&dev->gadget->dev), sizeof p->bus_info); } diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index aa0bd4f126a..361d9659ac4 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -59,6 +59,23 @@ /*-------------------------------------------------------------------------*/ +/* + * Kbuild is not very cooperative with respect to linking separately + * compiled library objects into one module. So for now we won't use + * separate compilation ... ensuring init/exit sections work to shrink + * the runtime footprint, and giving us at least some parts of what + * a "gcc --combine ... part1.c part2.c part3.c ... " build would. + */ +#include "composite.c" +#include "usbstring.c" +#include "config.c" +#include "epautoconf.c" + +#include "f_sourcesink.c" +#include "f_loopback.c" + +/*-------------------------------------------------------------------------*/ + #define DRIVER_VERSION "Cinco de Mayo 2008" static const char longname[] = "Gadget Zero"; diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c index 95b3ec89c12..52218562962 100644 --- a/drivers/usb/host/ohci-omap.c +++ b/drivers/usb/host/ohci-omap.c @@ -344,7 +344,12 @@ static int usb_hcd_omap_probe (const struct hc_driver *driver, goto err1; } - hcd->regs = (void __iomem *) (int) IO_ADDRESS(hcd->rsrc_start); + hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + if (!hcd->regs) { + dev_err(&pdev->dev, "can't ioremap OHCI HCD\n"); + retval = -ENOMEM; + goto err2; + } ohci = hcd_to_ohci(hcd); ohci_hcd_init(ohci); @@ -355,11 +360,11 @@ static int usb_hcd_omap_probe (const struct hc_driver *driver, irq = platform_get_irq(pdev, 0); if (irq < 0) { retval = -ENXIO; - goto err2; + goto err3; } retval = usb_add_hcd(hcd, irq, IRQF_DISABLED); if (retval) - goto err2; + goto err3; host_initialized = 1; @@ -367,6 +372,8 @@ static int usb_hcd_omap_probe (const struct hc_driver *driver, omap_ohci_clock_power(0); return 0; +err3: + iounmap(hcd->regs); err2: release_mem_region(hcd->rsrc_start, hcd->rsrc_len); err1: @@ -401,6 +408,7 @@ usb_hcd_omap_remove (struct usb_hcd *hcd, struct platform_device *pdev) } if (machine_is_omap_osk()) omap_free_gpio(9); + iounmap(hcd->regs); release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); clk_put(usb_dc_ck); diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c index db645936eed..1f0c2cf26e5 100644 --- a/drivers/usb/host/uhci-q.c +++ b/drivers/usb/host/uhci-q.c @@ -123,14 +123,10 @@ static struct uhci_td *uhci_alloc_td(struct uhci_hcd *uhci) static void uhci_free_td(struct uhci_hcd *uhci, struct uhci_td *td) { - if (!list_empty(&td->list)) { - dev_warn(uhci_dev(uhci), "td %p still in list!\n", td); - WARN_ON(1); - } - if (!list_empty(&td->fl_list)) { - dev_warn(uhci_dev(uhci), "td %p still in fl_list!\n", td); - WARN_ON(1); - } + if (!list_empty(&td->list)) + dev_WARN(uhci_dev(uhci), "td %p still in list!\n", td); + if (!list_empty(&td->fl_list)) + dev_WARN(uhci_dev(uhci), "td %p still in fl_list!\n", td); dma_pool_free(uhci->td_pool, td, td->dma_handle); } @@ -295,10 +291,8 @@ static struct uhci_qh *uhci_alloc_qh(struct uhci_hcd *uhci, static void uhci_free_qh(struct uhci_hcd *uhci, struct uhci_qh *qh) { WARN_ON(qh->state != QH_STATE_IDLE && qh->udev); - if (!list_empty(&qh->queue)) { - dev_warn(uhci_dev(uhci), "qh %p list not empty!\n", qh); - WARN_ON(1); - } + if (!list_empty(&qh->queue)) + dev_WARN(uhci_dev(uhci), "qh %p list not empty!\n", qh); list_del(&qh->node); if (qh->udev) { @@ -746,11 +740,9 @@ static void uhci_free_urb_priv(struct uhci_hcd *uhci, { struct uhci_td *td, *tmp; - if (!list_empty(&urbp->node)) { - dev_warn(uhci_dev(uhci), "urb %p still on QH's list!\n", + if (!list_empty(&urbp->node)) + dev_WARN(uhci_dev(uhci), "urb %p still on QH's list!\n", urbp->urb); - WARN_ON(1); - } list_for_each_entry_safe(td, tmp, &urbp->td_list, list) { uhci_remove_td_from_urbp(td); diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c index 4cfa25b0f44..cc8e0a926f9 100644 --- a/drivers/usb/misc/phidgetkit.c +++ b/drivers/usb/misc/phidgetkit.c @@ -595,9 +595,8 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic } while(value); kit->dev_no = bit; - kit->dev = device_create_drvdata(phidget_class, &kit->udev->dev, - MKDEV(0, 0), kit, - "interfacekit%d", kit->dev_no); + kit->dev = device_create(phidget_class, &kit->udev->dev, MKDEV(0, 0), + kit, "interfacekit%d", kit->dev_no); if (IS_ERR(kit->dev)) { rc = PTR_ERR(kit->dev); kit->dev = NULL; diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c index 9b4696f21b2..38088b44349 100644 --- a/drivers/usb/misc/phidgetmotorcontrol.c +++ b/drivers/usb/misc/phidgetmotorcontrol.c @@ -365,9 +365,8 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic } while(value); mc->dev_no = bit; - mc->dev = device_create_drvdata(phidget_class, &mc->udev->dev, - MKDEV(0, 0), mc, - "motorcontrol%d", mc->dev_no); + mc->dev = device_create(phidget_class, &mc->udev->dev, MKDEV(0, 0), mc, + "motorcontrol%d", mc->dev_no); if (IS_ERR(mc->dev)) { rc = PTR_ERR(mc->dev); mc->dev = NULL; diff --git a/drivers/usb/misc/phidgetservo.c b/drivers/usb/misc/phidgetservo.c index 1ca7ddb41d4..bef6fe16364 100644 --- a/drivers/usb/misc/phidgetservo.c +++ b/drivers/usb/misc/phidgetservo.c @@ -275,9 +275,8 @@ servo_probe(struct usb_interface *interface, const struct usb_device_id *id) } while (value); dev->dev_no = bit; - dev->dev = device_create_drvdata(phidget_class, &dev->udev->dev, - MKDEV(0, 0), dev, - "servo%d", dev->dev_no); + dev->dev = device_create(phidget_class, &dev->udev->dev, MKDEV(0, 0), + dev, "servo%d", dev->dev_no); if (IS_ERR(dev->dev)) { rc = PTR_ERR(dev->dev); dev->dev = NULL; diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c index 6566fc0a322..c9de3f027aa 100644 --- a/drivers/usb/mon/mon_bin.c +++ b/drivers/usb/mon/mon_bin.c @@ -1162,9 +1162,9 @@ int mon_bin_add(struct mon_bus *mbus, const struct usb_bus *ubus) if (minor >= MON_BIN_MAX_MINOR) return 0; - dev = device_create_drvdata(mon_bin_class, ubus? ubus->controller: NULL, - MKDEV(MAJOR(mon_bin_dev0), minor), NULL, - "usbmon%d", minor); + dev = device_create(mon_bin_class, ubus ? ubus->controller : NULL, + MKDEV(MAJOR(mon_bin_dev0), minor), NULL, + "usbmon%d", minor); if (IS_ERR(dev)) return 0; diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index f79c2040758..0f13448c6f7 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -76,6 +76,14 @@ config FB_DDC select I2C default n +config FB_BOOT_VESA_SUPPORT + bool + depends on FB + default n + ---help--- + If true, at least one selected framebuffer driver can take advantage + of VESA video modes set at an early boot stage via the vga= parameter. + config FB_CFB_FILLRECT tristate depends on FB @@ -254,16 +262,24 @@ config FB_PM2 select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT help - This is the frame buffer device driver for the Permedia2 AGP frame - buffer card from ASK, aka `Graphic Blaster Exxtreme'. There is a - product page at - <http://www.ask.com.hk/product/Permedia%202/permedia2.htm>. + This is the frame buffer device driver for cards based on + the 3D Labs Permedia, Permedia 2 and Permedia 2V chips. + The driver was tested on the following cards: + Diamond FireGL 1000 PRO AGP + ELSA Gloria Synergy PCI + Appian Jeronimo PRO (both heads) PCI + 3DLabs Oxygen ACX aka EONtronics Picasso P2 PCI + Techsource Raptor GFX-8P (aka Sun PGX-32) on SPARC + ASK Graphic Blaster Exxtreme AGP + + To compile this driver as a module, choose M here: the + module will be called pm2fb. config FB_PM2_FIFO_DISCONNECT bool "enable FIFO disconnect feature" depends on FB_PM2 && PCI help - Support the Permedia2 FIFO disconnect feature (see CONFIG_FB_PM2). + Support the Permedia2 FIFO disconnect feature. config FB_ARMCLCD tristate "ARM PrimeCell PL110 support" @@ -673,6 +689,7 @@ config FB_VESA select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT + select FB_BOOT_VESA_SUPPORT help This is the frame buffer device driver for generic VESA 2.0 compliant graphic cards. The older VESA 1.2 cards are not supported. @@ -681,23 +698,14 @@ config FB_VESA config FB_EFI bool "EFI-based Framebuffer Support" - depends on (FB = y) && X86 - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the EFI frame buffer device driver. If the firmware on - your platform is UEFI2.0, select Y to add support for - Graphics Output Protocol for early console messages to appear. - -config FB_IMAC - bool "Intel-based Macintosh Framebuffer Support" depends on (FB = y) && X86 && EFI select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT help - This is the frame buffer device driver for the Intel-based Macintosh + This is the EFI frame buffer device driver. If the firmware on + your platform is EFI 1.10 or UEFI 2.0, select Y to add support for + using the EFI framebuffer as your console. config FB_N411 tristate "N411 Apollo/Hecuba devkit support" @@ -1118,6 +1126,7 @@ config FB_INTEL select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT + select FB_BOOT_VESA_SUPPORT help This driver supports the on-board graphics built in to the Intel 830M/845G/852GM/855GM/865G/915G/915GM/945G/945GM/965G/965GM chipsets. @@ -1470,6 +1479,7 @@ config FB_SIS select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT + select FB_BOOT_VESA_SUPPORT help This is the frame buffer device driver for the SiS 300, 315, 330 and 340 series as well as XGI V3XT, V5, V8, Z7 graphics chipsets. @@ -1492,6 +1502,24 @@ config FB_SIS_315 (315/H/PRO, 55x, 650, 651, 740, 330, 661, 741, 760, 761) as well as XGI V3XT, V5, V8 and Z7. +config FB_VIA + tristate "VIA UniChrome (Pro) and Chrome9 display support" + depends on FB && PCI + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + select FB_SOFT_CURSOR + select I2C_ALGOBIT + select I2C + help + This is the frame buffer device driver for Graphics chips of VIA + UniChrome (Pro) Family (CLE266,PM800/CN400,P4M800CE/P4M800Pro/ + CN700/VN800,CX700/VX700,P4M890) and Chrome9 Family (K8M890,CN896 + /P4M900,VX800) + Say Y if you have a VIA UniChrome graphics board. + + To compile this driver as a module, choose M here: the + module will be called viafb. config FB_NEOMAGIC tristate "NeoMagic display support" depends on FB && PCI @@ -1521,25 +1549,25 @@ config FB_KYRO module will be called kyrofb. config FB_3DFX - tristate "3Dfx Banshee/Voodoo3 display support" + tristate "3Dfx Banshee/Voodoo3/Voodoo5 display support" depends on FB && PCI select FB_CFB_IMAGEBLIT select FB_CFB_FILLRECT select FB_CFB_COPYAREA help - This driver supports graphics boards with the 3Dfx Banshee/Voodoo3 - chips. Say Y if you have such a graphics board. + This driver supports graphics boards with the 3Dfx Banshee, + Voodoo3 or VSA-100 (aka Voodoo4/5) chips. Say Y if you have + such a graphics board. To compile this driver as a module, choose M here: the module will be called tdfxfb. config FB_3DFX_ACCEL - bool "3Dfx Banshee/Voodoo3 Acceleration functions (EXPERIMENTAL)" + bool "3Dfx Acceleration functions (EXPERIMENTAL)" depends on FB_3DFX && EXPERIMENTAL ---help--- - This will compile the 3Dfx Banshee/Voodoo3 frame buffer device - with acceleration functions. - + This will compile the 3Dfx Banshee/Voodoo3/VSA-100 frame buffer + device driver with acceleration functions. config FB_VOODOO1 tristate "3Dfx Voodoo Graphics (sst1) support" @@ -1604,17 +1632,16 @@ config FB_TRIDENT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT ---help--- - This driver is supposed to support graphics boards with the - Trident CyberXXXX/Image/CyberBlade chips mostly found in laptops + This is the frame buffer device driver for Trident PCI/AGP chipsets. + Supported chipset families are TGUI 9440/96XX, 3DImage, Blade3D + and Blade XP. + There are also integrated versions of these chips called CyberXXXX, + CyberImage or CyberBlade. These chips are mostly found in laptops but also on some motherboards. For more information, read <file:Documentation/fb/tridentfb.txt> - Cyberblade/i1 support will be removed soon, use the cyblafb driver - instead. - Say Y if you have such a graphics board. - To compile this driver as a module, choose M here: the module will be called tridentfb. @@ -1869,6 +1896,28 @@ config FB_SH_MOBILE_LCDC ---help--- Frame buffer driver for the on-chip SH-Mobile LCD controller. +config FB_TMIO + tristate "Toshiba Mobile IO FrameBuffer support" + depends on FB && MFD_CORE + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + ---help--- + Frame buffer driver for the Toshiba Mobile IO integrated as found + on the Sharp SL-6000 series + + This driver is also available as a module ( = code which can be + inserted and removed from the running kernel whenever you want). The + module will be called tmiofb. If you want to compile it as a module, + say M here and read <file:Documentation/kbuild/modules.txt>. + + If unsure, say N. + +config FB_TMIO_ACCELL + bool "tmiofb acceleration" + depends on FB_TMIO + default y + config FB_S3C2410 tristate "S3C2410 LCD framebuffer support" depends on FB && ARCH_S3C2410 diff --git a/drivers/video/Makefile b/drivers/video/Makefile index ad0330bf9be..248bddc8d0b 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -42,6 +42,7 @@ obj-$(CONFIG_FB_ATY) += aty/ macmodes.o obj-$(CONFIG_FB_ATY128) += aty/ macmodes.o obj-$(CONFIG_FB_RADEON) += aty/ obj-$(CONFIG_FB_SIS) += sis/ +obj-$(CONFIG_FB_VIA) += via/ obj-$(CONFIG_FB_KYRO) += kyro/ obj-$(CONFIG_FB_SAVAGE) += savage/ obj-$(CONFIG_FB_GEODE) += geode/ @@ -97,6 +98,7 @@ obj-$(CONFIG_FB_CIRRUS) += cirrusfb.o obj-$(CONFIG_FB_ASILIANT) += asiliantfb.o obj-$(CONFIG_FB_PXA) += pxafb.o obj-$(CONFIG_FB_W100) += w100fb.o +obj-$(CONFIG_FB_TMIO) += tmiofb.o obj-$(CONFIG_FB_AU1100) += au1100fb.o obj-$(CONFIG_FB_AU1200) += au1200fb.o obj-$(CONFIG_FB_PMAG_AA) += pmag-aa-fb.o @@ -124,7 +126,6 @@ obj-$(CONFIG_FB_CARMINE) += carminefb.o # Platform or fallback drivers go here obj-$(CONFIG_FB_UVESA) += uvesafb.o obj-$(CONFIG_FB_VESA) += vesafb.o -obj-$(CONFIG_FB_IMAC) += imacfb.o obj-$(CONFIG_FB_EFI) += efifb.o obj-$(CONFIG_FB_VGA16) += vga16fb.o obj-$(CONFIG_FB_OF) += offb.o diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index d38fd521742..f8d0a57a07c 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -372,6 +372,13 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var, var->transp.offset = var->transp.length = 0; var->xoffset = var->yoffset = 0; + if (info->fix.smem_len) { + unsigned int smem_len = (var->xres_virtual * var->yres_virtual + * ((var->bits_per_pixel + 7) / 8)); + if (smem_len > info->fix.smem_len) + return -EINVAL; + } + /* Saturate vertical and horizontal timings at maximum values */ var->vsync_len = min_t(u32, var->vsync_len, (ATMEL_LCDC_VPW >> ATMEL_LCDC_VPW_OFFSET) + 1); diff --git a/drivers/video/aty/radeon_accel.c b/drivers/video/aty/radeon_accel.c index aa95f835024..8718f7349d6 100644 --- a/drivers/video/aty/radeon_accel.c +++ b/drivers/video/aty/radeon_accel.c @@ -5,61 +5,61 @@ * --dte */ -static void radeon_fixup_offset(struct radeonfb_info *rinfo) +#define FLUSH_CACHE_WORKAROUND 1 + +void radeon_fifo_update_and_wait(struct radeonfb_info *rinfo, int entries) { - u32 local_base; - - /* *** Ugly workaround *** */ - /* - * On some platforms, the video memory is mapped at 0 in radeon chip space - * (like PPCs) by the firmware. X will always move it up so that it's seen - * by the chip to be at the same address as the PCI BAR. - * That means that when switching back from X, there is a mismatch between - * the offsets programmed into the engine. This means that potentially, - * accel operations done before radeonfb has a chance to re-init the engine - * will have incorrect offsets, and potentially trash system memory ! - * - * The correct fix is for fbcon to never call any accel op before the engine - * has properly been re-initialized (by a call to set_var), but this is a - * complex fix. This workaround in the meantime, called before every accel - * operation, makes sure the offsets are in sync. - */ + int i; - radeon_fifo_wait (1); - local_base = INREG(MC_FB_LOCATION) << 16; - if (local_base == rinfo->fb_local_base) - return; + for (i=0; i<2000000; i++) { + rinfo->fifo_free = INREG(RBBM_STATUS) & 0x7f; + if (rinfo->fifo_free >= entries) + return; + udelay(10); + } + printk(KERN_ERR "radeonfb: FIFO Timeout !\n"); + /* XXX Todo: attempt to reset the engine */ +} - rinfo->fb_local_base = local_base; +static inline void radeon_fifo_wait(struct radeonfb_info *rinfo, int entries) +{ + if (entries <= rinfo->fifo_free) + rinfo->fifo_free -= entries; + else + radeon_fifo_update_and_wait(rinfo, entries); +} - radeon_fifo_wait (3); - OUTREG(DEFAULT_PITCH_OFFSET, (rinfo->pitch << 0x16) | - (rinfo->fb_local_base >> 10)); - OUTREG(DST_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); - OUTREG(SRC_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); +static inline void radeonfb_set_creg(struct radeonfb_info *rinfo, u32 reg, + u32 *cache, u32 new_val) +{ + if (new_val == *cache) + return; + *cache = new_val; + radeon_fifo_wait(rinfo, 1); + OUTREG(reg, new_val); } static void radeonfb_prim_fillrect(struct radeonfb_info *rinfo, const struct fb_fillrect *region) { - radeon_fifo_wait(4); - - OUTREG(DP_GUI_MASTER_CNTL, - rinfo->dp_gui_master_cntl /* contains, like GMC_DST_32BPP */ - | GMC_BRUSH_SOLID_COLOR - | ROP3_P); - if (radeon_get_dstbpp(rinfo->depth) != DST_8BPP) - OUTREG(DP_BRUSH_FRGD_CLR, rinfo->pseudo_palette[region->color]); - else - OUTREG(DP_BRUSH_FRGD_CLR, region->color); - OUTREG(DP_WRITE_MSK, 0xffffffff); - OUTREG(DP_CNTL, (DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM)); - - radeon_fifo_wait(2); + radeonfb_set_creg(rinfo, DP_GUI_MASTER_CNTL, &rinfo->dp_gui_mc_cache, + rinfo->dp_gui_mc_base | GMC_BRUSH_SOLID_COLOR | ROP3_P); + radeonfb_set_creg(rinfo, DP_CNTL, &rinfo->dp_cntl_cache, + DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM); + radeonfb_set_creg(rinfo, DP_BRUSH_FRGD_CLR, &rinfo->dp_brush_fg_cache, + region->color); + + /* Ensure the dst cache is flushed and the engine idle before + * issuing the operation. + * + * This works around engine lockups on some cards + */ +#if FLUSH_CACHE_WORKAROUND + radeon_fifo_wait(rinfo, 2); OUTREG(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL); OUTREG(WAIT_UNTIL, (WAIT_2D_IDLECLEAN | WAIT_DMA_GUI_IDLE)); - - radeon_fifo_wait(2); +#endif + radeon_fifo_wait(rinfo, 2); OUTREG(DST_Y_X, (region->dy << 16) | region->dx); OUTREG(DST_WIDTH_HEIGHT, (region->width << 16) | region->height); } @@ -70,15 +70,14 @@ void radeonfb_fillrect(struct fb_info *info, const struct fb_fillrect *region) struct fb_fillrect modded; int vxres, vyres; - if (info->state != FBINFO_STATE_RUNNING) + WARN_ON(rinfo->gfx_mode); + if (info->state != FBINFO_STATE_RUNNING || rinfo->gfx_mode) return; if (info->flags & FBINFO_HWACCEL_DISABLED) { cfb_fillrect(info, region); return; } - radeon_fixup_offset(rinfo); - vxres = info->var.xres_virtual; vyres = info->var.yres_virtual; @@ -91,6 +90,10 @@ void radeonfb_fillrect(struct fb_info *info, const struct fb_fillrect *region) if(modded.dx + modded.width > vxres) modded.width = vxres - modded.dx; if(modded.dy + modded.height > vyres) modded.height = vyres - modded.dy; + if (info->fix.visual == FB_VISUAL_TRUECOLOR || + info->fix.visual == FB_VISUAL_DIRECTCOLOR ) + modded.color = ((u32 *) (info->pseudo_palette))[region->color]; + radeonfb_prim_fillrect(rinfo, &modded); } @@ -109,22 +112,22 @@ static void radeonfb_prim_copyarea(struct radeonfb_info *rinfo, if ( xdir < 0 ) { sx += w-1; dx += w-1; } if ( ydir < 0 ) { sy += h-1; dy += h-1; } - radeon_fifo_wait(3); - OUTREG(DP_GUI_MASTER_CNTL, - rinfo->dp_gui_master_cntl /* i.e. GMC_DST_32BPP */ - | GMC_BRUSH_NONE - | GMC_SRC_DSTCOLOR - | ROP3_S - | DP_SRC_SOURCE_MEMORY ); - OUTREG(DP_WRITE_MSK, 0xffffffff); - OUTREG(DP_CNTL, (xdir>=0 ? DST_X_LEFT_TO_RIGHT : 0) - | (ydir>=0 ? DST_Y_TOP_TO_BOTTOM : 0)); - - radeon_fifo_wait(2); + radeonfb_set_creg(rinfo, DP_GUI_MASTER_CNTL, &rinfo->dp_gui_mc_cache, + rinfo->dp_gui_mc_base | + GMC_BRUSH_NONE | + GMC_SRC_DATATYPE_COLOR | + ROP3_S | + DP_SRC_SOURCE_MEMORY); + radeonfb_set_creg(rinfo, DP_CNTL, &rinfo->dp_cntl_cache, + (xdir>=0 ? DST_X_LEFT_TO_RIGHT : 0) | + (ydir>=0 ? DST_Y_TOP_TO_BOTTOM : 0)); + +#if FLUSH_CACHE_WORKAROUND + radeon_fifo_wait(rinfo, 2); OUTREG(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL); OUTREG(WAIT_UNTIL, (WAIT_2D_IDLECLEAN | WAIT_DMA_GUI_IDLE)); - - radeon_fifo_wait(3); +#endif + radeon_fifo_wait(rinfo, 3); OUTREG(SRC_Y_X, (sy << 16) | sx); OUTREG(DST_Y_X, (dy << 16) | dx); OUTREG(DST_HEIGHT_WIDTH, (h << 16) | w); @@ -143,15 +146,14 @@ void radeonfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) modded.width = area->width; modded.height = area->height; - if (info->state != FBINFO_STATE_RUNNING) + WARN_ON(rinfo->gfx_mode); + if (info->state != FBINFO_STATE_RUNNING || rinfo->gfx_mode) return; if (info->flags & FBINFO_HWACCEL_DISABLED) { cfb_copyarea(info, area); return; } - radeon_fixup_offset(rinfo); - vxres = info->var.xres_virtual; vyres = info->var.yres_virtual; @@ -168,13 +170,112 @@ void radeonfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) radeonfb_prim_copyarea(rinfo, &modded); } +static void radeonfb_prim_imageblit(struct radeonfb_info *rinfo, + const struct fb_image *image, + u32 fg, u32 bg) +{ + unsigned int src_bytes, dwords; + u32 *bits; + + radeonfb_set_creg(rinfo, DP_GUI_MASTER_CNTL, &rinfo->dp_gui_mc_cache, + rinfo->dp_gui_mc_base | + GMC_BRUSH_NONE | + GMC_SRC_DATATYPE_MONO_FG_BG | + ROP3_S | + GMC_BYTE_ORDER_MSB_TO_LSB | + DP_SRC_SOURCE_HOST_DATA); + radeonfb_set_creg(rinfo, DP_CNTL, &rinfo->dp_cntl_cache, + DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM); + radeonfb_set_creg(rinfo, DP_SRC_FRGD_CLR, &rinfo->dp_src_fg_cache, fg); + radeonfb_set_creg(rinfo, DP_SRC_BKGD_CLR, &rinfo->dp_src_bg_cache, bg); + + radeon_fifo_wait(rinfo, 1); + OUTREG(DST_Y_X, (image->dy << 16) | image->dx); + + /* Ensure the dst cache is flushed and the engine idle before + * issuing the operation. + * + * This works around engine lockups on some cards + */ +#if FLUSH_CACHE_WORKAROUND + radeon_fifo_wait(rinfo, 2); + OUTREG(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL); + OUTREG(WAIT_UNTIL, (WAIT_2D_IDLECLEAN | WAIT_DMA_GUI_IDLE)); +#endif + + /* X here pads width to a multiple of 32 and uses the clipper to + * adjust the result. Is that really necessary ? Things seem to + * work ok for me without that and the doco doesn't seem to imply + * there is such a restriction. + */ + OUTREG(DST_WIDTH_HEIGHT, (image->width << 16) | image->height); + + src_bytes = (((image->width * image->depth) + 7) / 8) * image->height; + dwords = (src_bytes + 3) / 4; + bits = (u32*)(image->data); + + while(dwords >= 8) { + radeon_fifo_wait(rinfo, 8); +#if BITS_PER_LONG == 64 + __raw_writeq(*((u64 *)(bits)), rinfo->mmio_base + HOST_DATA0); + __raw_writeq(*((u64 *)(bits+2)), rinfo->mmio_base + HOST_DATA2); + __raw_writeq(*((u64 *)(bits+4)), rinfo->mmio_base + HOST_DATA4); + __raw_writeq(*((u64 *)(bits+6)), rinfo->mmio_base + HOST_DATA6); + bits += 8; +#else + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA0); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA1); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA2); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA3); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA4); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA5); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA6); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA7); +#endif + dwords -= 8; + } + while(dwords--) { + radeon_fifo_wait(rinfo, 1); + __raw_writel(*(bits++), rinfo->mmio_base + HOST_DATA0); + } +} + void radeonfb_imageblit(struct fb_info *info, const struct fb_image *image) { struct radeonfb_info *rinfo = info->par; + u32 fg, bg; - if (info->state != FBINFO_STATE_RUNNING) + WARN_ON(rinfo->gfx_mode); + if (info->state != FBINFO_STATE_RUNNING || rinfo->gfx_mode) + return; + + if (!image->width || !image->height) return; - radeon_engine_idle(); + + /* We only do 1 bpp color expansion for now */ + if (info->flags & FBINFO_HWACCEL_DISABLED || image->depth != 1) + goto fallback; + + /* Fallback if running out of the screen. We may do clipping + * in the future */ + if ((image->dx + image->width) > info->var.xres_virtual || + (image->dy + image->height) > info->var.yres_virtual) + goto fallback; + + if (info->fix.visual == FB_VISUAL_TRUECOLOR || + info->fix.visual == FB_VISUAL_DIRECTCOLOR) { + fg = ((u32*)(info->pseudo_palette))[image->fg_color]; + bg = ((u32*)(info->pseudo_palette))[image->bg_color]; + } else { + fg = image->fg_color; + bg = image->bg_color; + } + + radeonfb_prim_imageblit(rinfo, image, fg, bg); + return; + + fallback: + radeon_engine_idle(rinfo); cfb_imageblit(info, image); } @@ -185,7 +286,8 @@ int radeonfb_sync(struct fb_info *info) if (info->state != FBINFO_STATE_RUNNING) return 0; - radeon_engine_idle(); + + radeon_engine_idle(rinfo); return 0; } @@ -211,9 +313,7 @@ void radeonfb_engine_reset(struct radeonfb_info *rinfo) host_path_cntl = INREG(HOST_PATH_CNTL); rbbm_soft_reset = INREG(RBBM_SOFT_RESET); - if (rinfo->family == CHIP_FAMILY_R300 || - rinfo->family == CHIP_FAMILY_R350 || - rinfo->family == CHIP_FAMILY_RV350) { + if (IS_R300_VARIANT(rinfo)) { u32 tmp; OUTREG(RBBM_SOFT_RESET, (rbbm_soft_reset | @@ -249,9 +349,7 @@ void radeonfb_engine_reset(struct radeonfb_info *rinfo) INREG(HOST_PATH_CNTL); OUTREG(HOST_PATH_CNTL, host_path_cntl); - if (rinfo->family != CHIP_FAMILY_R300 && - rinfo->family != CHIP_FAMILY_R350 && - rinfo->family != CHIP_FAMILY_RV350) + if (!IS_R300_VARIANT(rinfo)) OUTREG(RBBM_SOFT_RESET, rbbm_soft_reset); OUTREG(CLOCK_CNTL_INDEX, clock_cntl_index); @@ -265,15 +363,24 @@ void radeonfb_engine_init (struct radeonfb_info *rinfo) /* disable 3D engine */ OUTREG(RB3D_CNTL, 0); + rinfo->fifo_free = 0; radeonfb_engine_reset(rinfo); - radeon_fifo_wait (1); - if ((rinfo->family != CHIP_FAMILY_R300) && - (rinfo->family != CHIP_FAMILY_R350) && - (rinfo->family != CHIP_FAMILY_RV350)) + radeon_fifo_wait(rinfo, 1); + if (IS_R300_VARIANT(rinfo)) { + OUTREG(RB2D_DSTCACHE_MODE, INREG(RB2D_DSTCACHE_MODE) | + RB2D_DC_AUTOFLUSH_ENABLE | + RB2D_DC_DC_DISABLE_IGNORE_PE); + } else { + /* This needs to be double checked with ATI. Latest X driver + * completely "forgets" to set this register on < r3xx, and + * we used to just write 0 there... I'll keep the 0 and update + * that when we have sorted things out on X side. + */ OUTREG(RB2D_DSTCACHE_MODE, 0); + } - radeon_fifo_wait (3); + radeon_fifo_wait(rinfo, 3); /* We re-read MC_FB_LOCATION from card as it can have been * modified by XFree drivers (ouch !) */ @@ -284,41 +391,57 @@ void radeonfb_engine_init (struct radeonfb_info *rinfo) OUTREG(DST_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); OUTREG(SRC_PITCH_OFFSET, (rinfo->pitch << 0x16) | (rinfo->fb_local_base >> 10)); - radeon_fifo_wait (1); -#if defined(__BIG_ENDIAN) + radeon_fifo_wait(rinfo, 1); +#ifdef __BIG_ENDIAN OUTREGP(DP_DATATYPE, HOST_BIG_ENDIAN_EN, ~HOST_BIG_ENDIAN_EN); #else OUTREGP(DP_DATATYPE, 0, ~HOST_BIG_ENDIAN_EN); #endif - radeon_fifo_wait (2); + radeon_fifo_wait(rinfo, 2); OUTREG(DEFAULT_SC_TOP_LEFT, 0); OUTREG(DEFAULT_SC_BOTTOM_RIGHT, (DEFAULT_SC_RIGHT_MAX | DEFAULT_SC_BOTTOM_MAX)); + /* set default DP_GUI_MASTER_CNTL */ temp = radeon_get_dstbpp(rinfo->depth); - rinfo->dp_gui_master_cntl = ((temp << 8) | GMC_CLR_CMP_CNTL_DIS); + rinfo->dp_gui_mc_base = ((temp << 8) | GMC_CLR_CMP_CNTL_DIS); - radeon_fifo_wait (1); - OUTREG(DP_GUI_MASTER_CNTL, (rinfo->dp_gui_master_cntl | - GMC_BRUSH_SOLID_COLOR | - GMC_SRC_DATATYPE_COLOR)); + rinfo->dp_gui_mc_cache = rinfo->dp_gui_mc_base | + GMC_BRUSH_SOLID_COLOR | + GMC_SRC_DATATYPE_COLOR; + radeon_fifo_wait(rinfo, 1); + OUTREG(DP_GUI_MASTER_CNTL, rinfo->dp_gui_mc_cache); - radeon_fifo_wait (7); /* clear line drawing regs */ + radeon_fifo_wait(rinfo, 2); OUTREG(DST_LINE_START, 0); OUTREG(DST_LINE_END, 0); - /* set brush color regs */ - OUTREG(DP_BRUSH_FRGD_CLR, 0xffffffff); - OUTREG(DP_BRUSH_BKGD_CLR, 0x00000000); - - /* set source color regs */ - OUTREG(DP_SRC_FRGD_CLR, 0xffffffff); - OUTREG(DP_SRC_BKGD_CLR, 0x00000000); + /* set brush and source color regs */ + rinfo->dp_brush_fg_cache = 0xffffffff; + rinfo->dp_brush_bg_cache = 0x00000000; + rinfo->dp_src_fg_cache = 0xffffffff; + rinfo->dp_src_bg_cache = 0x00000000; + radeon_fifo_wait(rinfo, 4); + OUTREG(DP_BRUSH_FRGD_CLR, rinfo->dp_brush_fg_cache); + OUTREG(DP_BRUSH_BKGD_CLR, rinfo->dp_brush_bg_cache); + OUTREG(DP_SRC_FRGD_CLR, rinfo->dp_src_fg_cache); + OUTREG(DP_SRC_BKGD_CLR, rinfo->dp_src_bg_cache); + + /* Default direction */ + rinfo->dp_cntl_cache = DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM; + radeon_fifo_wait(rinfo, 1); + OUTREG(DP_CNTL, rinfo->dp_cntl_cache); /* default write mask */ + radeon_fifo_wait(rinfo, 1); OUTREG(DP_WRITE_MSK, 0xffffffff); - radeon_engine_idle (); + /* Default to no swapping of host data */ + radeon_fifo_wait(rinfo, 1); + OUTREG(RBBM_GUICNTL, RBBM_GUICNTL_HOST_DATA_SWAP_NONE); + + /* Make sure it's settled */ + radeon_engine_idle(rinfo); } diff --git a/drivers/video/aty/radeon_backlight.c b/drivers/video/aty/radeon_backlight.c index 1a056adb61c..f343ba83f0a 100644 --- a/drivers/video/aty/radeon_backlight.c +++ b/drivers/video/aty/radeon_backlight.c @@ -66,7 +66,7 @@ static int radeon_bl_update_status(struct backlight_device *bd) level = bd->props.brightness; del_timer_sync(&rinfo->lvds_timer); - radeon_engine_idle(); + radeon_engine_idle(rinfo); lvds_gen_cntl = INREG(LVDS_GEN_CNTL); if (level > 0) { diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index 652273e9f5f..9a5821c65eb 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -852,7 +852,6 @@ static int radeonfb_pan_display (struct fb_var_screeninfo *var, if (rinfo->asleep) return 0; - radeon_fifo_wait(2); OUTREG(CRTC_OFFSET, ((var->yoffset * var->xres_virtual + var->xoffset) * var->bits_per_pixel / 8) & ~7); return 0; @@ -882,7 +881,6 @@ static int radeonfb_ioctl (struct fb_info *info, unsigned int cmd, if (rc) return rc; - radeon_fifo_wait(2); if (value & 0x01) { tmp = INREG(LVDS_GEN_CNTL); @@ -940,7 +938,7 @@ int radeon_screen_blank(struct radeonfb_info *rinfo, int blank, int mode_switch) if (rinfo->lock_blank) return 0; - radeon_engine_idle(); + radeon_engine_idle(rinfo); val = INREG(CRTC_EXT_CNTL); val &= ~(CRTC_DISPLAY_DIS | CRTC_HSYNC_DIS | @@ -1048,7 +1046,7 @@ static int radeonfb_blank (int blank, struct fb_info *info) if (rinfo->asleep) return 0; - + return radeon_screen_blank(rinfo, blank, 0); } @@ -1074,8 +1072,6 @@ static int radeon_setcolreg (unsigned regno, unsigned red, unsigned green, pindex = regno; if (!rinfo->asleep) { - radeon_fifo_wait(9); - if (rinfo->bpp == 16) { pindex = regno * 8; @@ -1244,8 +1240,6 @@ static void radeon_write_pll_regs(struct radeonfb_info *rinfo, struct radeon_reg { int i; - radeon_fifo_wait(20); - /* Workaround from XFree */ if (rinfo->is_mobility) { /* A temporal workaround for the occational blanking on certain laptop @@ -1286,11 +1280,10 @@ static void radeon_write_pll_regs(struct radeonfb_info *rinfo, struct radeon_reg radeon_pll_errata_after_data(rinfo); /* Set PPLL ref. div */ - if (rinfo->family == CHIP_FAMILY_R300 || + if (IS_R300_VARIANT(rinfo) || rinfo->family == CHIP_FAMILY_RS300 || - rinfo->family == CHIP_FAMILY_R350 || - rinfo->family == CHIP_FAMILY_RV350 || - rinfo->family == CHIP_FAMILY_RV380 ) { + rinfo->family == CHIP_FAMILY_RS400 || + rinfo->family == CHIP_FAMILY_RS480) { if (mode->ppll_ref_div & R300_PPLL_REF_DIV_ACC_MASK) { /* When restoring console mode, use saved PPLL_REF_DIV * setting. @@ -1342,7 +1335,7 @@ static void radeon_lvds_timer_func(unsigned long data) { struct radeonfb_info *rinfo = (struct radeonfb_info *)data; - radeon_engine_idle(); + radeon_engine_idle(rinfo); OUTREG(LVDS_GEN_CNTL, rinfo->pending_lvds_gen_cntl); } @@ -1360,10 +1353,11 @@ void radeon_write_mode (struct radeonfb_info *rinfo, struct radeon_regs *mode, if (nomodeset) return; + radeon_engine_idle(rinfo); + if (!regs_only) radeon_screen_blank(rinfo, FB_BLANK_NORMAL, 0); - radeon_fifo_wait(31); for (i=0; i<10; i++) OUTREG(common_regs[i].reg, common_regs[i].val); @@ -1391,7 +1385,6 @@ void radeon_write_mode (struct radeonfb_info *rinfo, struct radeon_regs *mode, radeon_write_pll_regs(rinfo, mode); if ((primary_mon == MT_DFP) || (primary_mon == MT_LCD)) { - radeon_fifo_wait(10); OUTREG(FP_CRTC_H_TOTAL_DISP, mode->fp_crtc_h_total_disp); OUTREG(FP_CRTC_V_TOTAL_DISP, mode->fp_crtc_v_total_disp); OUTREG(FP_H_SYNC_STRT_WID, mode->fp_h_sync_strt_wid); @@ -1406,7 +1399,6 @@ void radeon_write_mode (struct radeonfb_info *rinfo, struct radeon_regs *mode, if (!regs_only) radeon_screen_blank(rinfo, FB_BLANK_UNBLANK, 0); - radeon_fifo_wait(2); OUTPLL(VCLK_ECP_CNTL, mode->vclk_ecp_cntl); return; @@ -1461,10 +1453,7 @@ static void radeon_calc_pll_regs(struct radeonfb_info *rinfo, struct radeon_regs /* Not all chip revs have the same format for this register, * extract the source selection */ - if (rinfo->family == CHIP_FAMILY_R200 || - rinfo->family == CHIP_FAMILY_R300 || - rinfo->family == CHIP_FAMILY_R350 || - rinfo->family == CHIP_FAMILY_RV350) { + if (rinfo->family == CHIP_FAMILY_R200 || IS_R300_VARIANT(rinfo)) { source = (fp2_gen_cntl >> 10) & 0x3; /* sourced from transform unit, check for transform unit * own source @@ -1560,7 +1549,7 @@ static int radeonfb_set_par(struct fb_info *info) /* We always want engine to be idle on a mode switch, even * if we won't actually change the mode */ - radeon_engine_idle(); + radeon_engine_idle(rinfo); hSyncStart = mode->xres + mode->right_margin; hSyncEnd = hSyncStart + mode->hsync_len; @@ -1855,7 +1844,6 @@ static int radeonfb_set_par(struct fb_info *info) return 0; } - static struct fb_ops radeonfb_ops = { .owner = THIS_MODULE, .fb_check_var = radeonfb_check_var, @@ -1879,6 +1867,7 @@ static int __devinit radeon_set_fbinfo (struct radeonfb_info *rinfo) info->par = rinfo; info->pseudo_palette = rinfo->pseudo_palette; info->flags = FBINFO_DEFAULT + | FBINFO_HWACCEL_IMAGEBLIT | FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_XPAN @@ -2005,11 +1994,11 @@ static void radeon_identify_vram(struct radeonfb_info *rinfo) (rinfo->family == CHIP_FAMILY_RS200) || (rinfo->family == CHIP_FAMILY_RS300) || (rinfo->family == CHIP_FAMILY_RC410) || + (rinfo->family == CHIP_FAMILY_RS400) || (rinfo->family == CHIP_FAMILY_RS480) ) { u32 tom = INREG(NB_TOM); tmp = ((((tom >> 16) - (tom & 0xffff) + 1) << 6) * 1024); - radeon_fifo_wait(6); OUTREG(MC_FB_LOCATION, tom); OUTREG(DISPLAY_BASE_ADDR, (tom & 0xffff) << 16); OUTREG(CRTC2_DISPLAY_BASE_ADDR, (tom & 0xffff) << 16); diff --git a/drivers/video/aty/radeon_i2c.c b/drivers/video/aty/radeon_i2c.c index 8c8fa35f1b7..2c5567175dc 100644 --- a/drivers/video/aty/radeon_i2c.c +++ b/drivers/video/aty/radeon_i2c.c @@ -139,12 +139,8 @@ void radeon_delete_i2c_busses(struct radeonfb_info *rinfo) int radeon_probe_i2c_connector(struct radeonfb_info *rinfo, int conn, u8 **out_edid) { - u32 reg = rinfo->i2c[conn-1].ddc_reg; u8 *edid; - OUTREG(reg, INREG(reg) & - ~(VGA_DDC_DATA_OUTPUT | VGA_DDC_CLK_OUTPUT)); - edid = fb_ddc_read(&rinfo->i2c[conn-1].adapter); if (out_edid) diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c index 675abdafc2d..3df5015f1d1 100644 --- a/drivers/video/aty/radeon_pm.c +++ b/drivers/video/aty/radeon_pm.c @@ -2653,9 +2653,9 @@ int radeonfb_pci_suspend(struct pci_dev *pdev, pm_message_t mesg) if (!(info->flags & FBINFO_HWACCEL_DISABLED)) { /* Make sure engine is reset */ - radeon_engine_idle(); + radeon_engine_idle(rinfo); radeonfb_engine_reset(rinfo); - radeon_engine_idle(); + radeon_engine_idle(rinfo); } /* Blank display and LCD */ @@ -2767,7 +2767,7 @@ int radeonfb_pci_resume(struct pci_dev *pdev) rinfo->asleep = 0; } else - radeon_engine_idle(); + radeon_engine_idle(rinfo); /* Restore display & engine */ radeon_write_mode (rinfo, &rinfo->state, 1); diff --git a/drivers/video/aty/radeonfb.h b/drivers/video/aty/radeonfb.h index ccbfffd1280..ea0b5b47aca 100644 --- a/drivers/video/aty/radeonfb.h +++ b/drivers/video/aty/radeonfb.h @@ -53,6 +53,7 @@ enum radeon_family { CHIP_FAMILY_RV380, /* RV370/RV380/M22/M24 */ CHIP_FAMILY_R420, /* R420/R423/M18 */ CHIP_FAMILY_RC410, + CHIP_FAMILY_RS400, CHIP_FAMILY_RS480, CHIP_FAMILY_LAST, }; @@ -335,7 +336,15 @@ struct radeonfb_info { int mon2_type; u8 *mon2_EDID; - u32 dp_gui_master_cntl; + /* accel bits */ + u32 dp_gui_mc_base; + u32 dp_gui_mc_cache; + u32 dp_cntl_cache; + u32 dp_brush_fg_cache; + u32 dp_brush_bg_cache; + u32 dp_src_fg_cache; + u32 dp_src_bg_cache; + u32 fifo_free; struct pll_info pll; @@ -347,6 +356,7 @@ struct radeonfb_info { int lock_blank; int dynclk; int no_schedule; + int gfx_mode; enum radeon_pm_mode pm_mode; reinit_function_ptr reinit_func; @@ -391,8 +401,14 @@ static inline void _radeon_msleep(struct radeonfb_info *rinfo, unsigned long ms) #define OUTREG8(addr,val) writeb(val, (rinfo->mmio_base)+addr) #define INREG16(addr) readw((rinfo->mmio_base)+addr) #define OUTREG16(addr,val) writew(val, (rinfo->mmio_base)+addr) + +#ifdef CONFIG_PPC +#define INREG(addr) ({ eieio(); ld_le32(rinfo->mmio_base+(addr)); }) +#define OUTREG(addr,val) do { eieio(); st_le32(rinfo->mmio_base+(addr),(val)); } while(0) +#else #define INREG(addr) readl((rinfo->mmio_base)+addr) #define OUTREG(addr,val) writel(val, (rinfo->mmio_base)+addr) +#endif static inline void _OUTREGP(struct radeonfb_info *rinfo, u32 addr, u32 val, u32 mask) @@ -533,16 +549,25 @@ static inline u32 radeon_get_dstbpp(u16 depth) /* * 2D Engine helper routines */ + +extern void radeon_fifo_update_and_wait(struct radeonfb_info *rinfo, int entries); + static inline void radeon_engine_flush (struct radeonfb_info *rinfo) { int i; - /* initiate flush */ - OUTREGP(RB2D_DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL, + /* Initiate flush */ + OUTREGP(DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL, ~RB2D_DC_FLUSH_ALL); + /* Ensure FIFO is empty, ie, make sure the flush commands + * has reached the cache + */ + radeon_fifo_update_and_wait(rinfo, 64); + + /* Wait for the flush to complete */ for (i=0; i < 2000000; i++) { - if (!(INREG(RB2D_DSTCACHE_CTLSTAT) & RB2D_DC_BUSY)) + if (!(INREG(DSTCACHE_CTLSTAT) & RB2D_DC_BUSY)) return; udelay(1); } @@ -550,25 +575,12 @@ static inline void radeon_engine_flush (struct radeonfb_info *rinfo) } -static inline void _radeon_fifo_wait(struct radeonfb_info *rinfo, int entries) -{ - int i; - - for (i=0; i<2000000; i++) { - if ((INREG(RBBM_STATUS) & 0x7f) >= entries) - return; - udelay(1); - } - printk(KERN_ERR "radeonfb: FIFO Timeout !\n"); -} - - -static inline void _radeon_engine_idle(struct radeonfb_info *rinfo) +static inline void radeon_engine_idle(struct radeonfb_info *rinfo) { int i; /* ensure FIFO is empty before waiting for idle */ - _radeon_fifo_wait (rinfo, 64); + radeon_fifo_update_and_wait (rinfo, 64); for (i=0; i<2000000; i++) { if (((INREG(RBBM_STATUS) & GUI_ACTIVE)) == 0) { @@ -581,8 +593,6 @@ static inline void _radeon_engine_idle(struct radeonfb_info *rinfo) } -#define radeon_engine_idle() _radeon_engine_idle(rinfo) -#define radeon_fifo_wait(entries) _radeon_fifo_wait(rinfo,entries) #define radeon_msleep(ms) _radeon_msleep(rinfo,ms) @@ -612,6 +622,7 @@ extern void radeonfb_imageblit(struct fb_info *p, const struct fb_image *image); extern int radeonfb_sync(struct fb_info *info); extern void radeonfb_engine_init (struct radeonfb_info *rinfo); extern void radeonfb_engine_reset(struct radeonfb_info *rinfo); +extern void radeon_fixup_mem_offset(struct radeonfb_info *rinfo); /* Other functions */ extern int radeon_screen_blank(struct radeonfb_info *rinfo, int blank, int mode_switch); diff --git a/drivers/video/carminefb.c b/drivers/video/carminefb.c index e15bb447440..c9b191319a9 100644 --- a/drivers/video/carminefb.c +++ b/drivers/video/carminefb.c @@ -535,7 +535,7 @@ static struct fb_ops carminefb_ops = { .fb_setcolreg = carmine_setcolreg, }; -static int alloc_carmine_fb(void __iomem *regs, void __iomem *smem_base, +static int __devinit alloc_carmine_fb(void __iomem *regs, void __iomem *smem_base, int smem_offset, struct device *device, struct fb_info **rinfo) { int ret; diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c index e729fb27964..048b139f0e5 100644 --- a/drivers/video/cirrusfb.c +++ b/drivers/video/cirrusfb.c @@ -327,29 +327,7 @@ static const struct { #endif /* CONFIG_ZORRO */ struct cirrusfb_regs { - long freq; - long nom; - long den; - long div; - long multiplexing; - long mclk; - long divMCLK; - - long HorizRes; /* The x resolution in pixel */ - long HorizTotal; - long HorizDispEnd; - long HorizBlankStart; - long HorizBlankEnd; - long HorizSyncStart; - long HorizSyncEnd; - - long VertRes; /* the physical y resolution in scanlines */ - long VertTotal; - long VertDispEnd; - long VertSyncStart; - long VertSyncEnd; - long VertBlankStart; - long VertBlankEnd; + int multiplexing; }; #ifdef CIRRUSFB_DEBUG @@ -367,110 +345,13 @@ struct cirrusfb_info { struct cirrusfb_regs currentmode; int blank_mode; + u32 pseudo_palette[16]; - u32 pseudo_palette[16]; - -#ifdef CONFIG_ZORRO - struct zorro_dev *zdev; -#endif -#ifdef CONFIG_PCI - struct pci_dev *pdev; -#endif void (*unmap)(struct fb_info *info); }; -static unsigned cirrusfb_def_mode = 1; -static int noaccel; - -/* - * Predefined Video Modes - */ - -static const struct { - const char *name; - struct fb_var_screeninfo var; -} cirrusfb_predefined[] = { - { - /* autodetect mode */ - .name = "Autodetect", - }, { - /* 640x480, 31.25 kHz, 60 Hz, 25 MHz PixClock */ - .name = "640x480", - .var = { - .xres = 640, - .yres = 480, - .xres_virtual = 640, - .yres_virtual = 480, - .bits_per_pixel = 8, - .red = { .length = 8 }, - .green = { .length = 8 }, - .blue = { .length = 8 }, - .width = -1, - .height = -1, - .pixclock = 40000, - .left_margin = 48, - .right_margin = 16, - .upper_margin = 32, - .lower_margin = 8, - .hsync_len = 96, - .vsync_len = 4, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, - .vmode = FB_VMODE_NONINTERLACED - } - }, { - /* 800x600, 48 kHz, 76 Hz, 50 MHz PixClock */ - .name = "800x600", - .var = { - .xres = 800, - .yres = 600, - .xres_virtual = 800, - .yres_virtual = 600, - .bits_per_pixel = 8, - .red = { .length = 8 }, - .green = { .length = 8 }, - .blue = { .length = 8 }, - .width = -1, - .height = -1, - .pixclock = 20000, - .left_margin = 128, - .right_margin = 16, - .upper_margin = 24, - .lower_margin = 2, - .hsync_len = 96, - .vsync_len = 6, - .vmode = FB_VMODE_NONINTERLACED - } - }, { - /* - * Modeline from XF86Config: - * Mode "1024x768" 80 1024 1136 1340 1432 768 770 774 805 - */ - /* 1024x768, 55.8 kHz, 70 Hz, 80 MHz PixClock */ - .name = "1024x768", - .var = { - .xres = 1024, - .yres = 768, - .xres_virtual = 1024, - .yres_virtual = 768, - .bits_per_pixel = 8, - .red = { .length = 8 }, - .green = { .length = 8 }, - .blue = { .length = 8 }, - .width = -1, - .height = -1, - .pixclock = 12500, - .left_margin = 144, - .right_margin = 32, - .upper_margin = 30, - .lower_margin = 2, - .hsync_len = 192, - .vsync_len = 6, - .vmode = FB_VMODE_NONINTERLACED - } - } -}; - -#define NUM_TOTAL_MODES ARRAY_SIZE(cirrusfb_predefined) +static int noaccel __devinitdata; +static char *mode_option __devinitdata = "640x480@60"; /****************************************************************************/ /**** BEGIN PROTOTYPES ******************************************************/ @@ -514,10 +395,6 @@ static struct fb_ops cirrusfb_ops = { .fb_imageblit = cirrusfb_imageblit, }; -/*--- Hardware Specific Routines -------------------------------------------*/ -static int cirrusfb_decode_var(const struct fb_var_screeninfo *var, - struct cirrusfb_regs *regs, - struct fb_info *info); /*--- Internal routines ----------------------------------------------------*/ static void init_vgachip(struct fb_info *info); static void switch_monitor(struct cirrusfb_info *cinfo, int on); @@ -546,9 +423,7 @@ static void cirrusfb_RectFill(u8 __iomem *regbase, int bits_per_pixel, u_short width, u_short height, u_char color, u_short line_length); -static void bestclock(long freq, long *best, - long *nom, long *den, - long *div, long maxfreq); +static void bestclock(long freq, int *nom, int *den, int *div); #ifdef CIRRUSFB_DEBUG static void cirrusfb_dump(void); @@ -584,45 +459,28 @@ static int cirrusfb_release(struct fb_info *info, int user) /****************************************************************************/ /**** BEGIN Hardware specific Routines **************************************/ -/* Get a good MCLK value */ -static long cirrusfb_get_mclk(long freq, int bpp, long *div) +/* Check if the MCLK is not a better clock source */ +static int cirrusfb_check_mclk(struct cirrusfb_info *cinfo, long freq) { - long mclk; + long mclk = vga_rseq(cinfo->regbase, CL_SEQR1F) & 0x3f; - assert(div != NULL); - - /* Calculate MCLK, in case VCLK is high enough to require > 50MHz. - * Assume a 64-bit data path for now. The formula is: - * ((B * PCLK * 2)/W) * 1.2 - * B = bytes per pixel, PCLK = pixclock, W = data width in bytes */ - mclk = ((bpp / 8) * freq * 2) / 4; - mclk = (mclk * 12) / 10; - if (mclk < 50000) - mclk = 50000; - DPRINTK("Use MCLK of %ld kHz\n", mclk); - - /* Calculate value for SR1F. Multiply by 2 so we can round up. */ - mclk = ((mclk * 16) / 14318); - mclk = (mclk + 1) / 2; - DPRINTK("Set SR1F[5:0] to 0x%lx\n", mclk); + /* Read MCLK value */ + mclk = (14318 * mclk) >> 3; + DPRINTK("Read MCLK of %ld kHz\n", mclk); /* Determine if we should use MCLK instead of VCLK, and if so, what we - * should divide it by to get VCLK */ - switch (freq) { - case 24751 ... 25249: - *div = 2; - DPRINTK("Using VCLK = MCLK/2\n"); - break; - case 49501 ... 50499: - *div = 1; + * should divide it by to get VCLK + */ + + if (abs(freq - mclk) < 250) { DPRINTK("Using VCLK = MCLK\n"); - break; - default: - *div = 0; - break; + return 1; + } else if (abs(freq - (mclk / 2)) < 250) { + DPRINTK("Using VCLK = MCLK/2\n"); + return 2; } - return mclk; + return 0; } static int cirrusfb_check_var(struct fb_var_screeninfo *var, @@ -638,7 +496,6 @@ static int cirrusfb_check_var(struct fb_var_screeninfo *var, break; /* 8 pixel per byte, only 1/4th of mem usable */ case 8: case 16: - case 24: case 32: break; /* 1 pixel == 1 byte */ default: @@ -713,7 +570,6 @@ static int cirrusfb_check_var(struct fb_var_screeninfo *var, var->blue.length = 5; break; - case 24: case 32: if (isPReP) { var->red.offset = 8; @@ -767,8 +623,6 @@ static int cirrusfb_decode_var(const struct fb_var_screeninfo *var, long maxclock; int maxclockidx = var->bits_per_pixel >> 3; struct cirrusfb_info *cinfo = info->par; - int xres, hfront, hsync, hback; - int yres, vfront, vsync, vback; switch (var->bits_per_pixel) { case 1: @@ -782,10 +636,9 @@ static int cirrusfb_decode_var(const struct fb_var_screeninfo *var, break; case 16: - case 24: case 32: info->fix.line_length = var->xres_virtual * maxclockidx; - info->fix.visual = FB_VISUAL_DIRECTCOLOR; + info->fix.visual = FB_VISUAL_TRUECOLOR; break; default: @@ -827,90 +680,33 @@ static int cirrusfb_decode_var(const struct fb_var_screeninfo *var, switch (var->bits_per_pixel) { case 16: case 32: - if (regs->HorizRes <= 800) + if (var->xres <= 800) /* Xbh has this type of clock for 32-bit */ freq /= 2; break; } #endif - - bestclock(freq, ®s->freq, ®s->nom, ®s->den, ®s->div, - maxclock); - regs->mclk = cirrusfb_get_mclk(freq, var->bits_per_pixel, - ®s->divMCLK); - - xres = var->xres; - hfront = var->right_margin; - hsync = var->hsync_len; - hback = var->left_margin; - - yres = var->yres; - vfront = var->lower_margin; - vsync = var->vsync_len; - vback = var->upper_margin; - - if (var->vmode & FB_VMODE_DOUBLE) { - yres *= 2; - vfront *= 2; - vsync *= 2; - vback *= 2; - } else if (var->vmode & FB_VMODE_INTERLACED) { - yres = (yres + 1) / 2; - vfront = (vfront + 1) / 2; - vsync = (vsync + 1) / 2; - vback = (vback + 1) / 2; - } - regs->HorizRes = xres; - regs->HorizTotal = (xres + hfront + hsync + hback) / 8 - 5; - regs->HorizDispEnd = xres / 8 - 1; - regs->HorizBlankStart = xres / 8; - /* does not count with "-5" */ - regs->HorizBlankEnd = regs->HorizTotal + 5; - regs->HorizSyncStart = (xres + hfront) / 8 + 1; - regs->HorizSyncEnd = (xres + hfront + hsync) / 8 + 1; - - regs->VertRes = yres; - regs->VertTotal = yres + vfront + vsync + vback - 2; - regs->VertDispEnd = yres - 1; - regs->VertBlankStart = yres; - regs->VertBlankEnd = regs->VertTotal; - regs->VertSyncStart = yres + vfront - 1; - regs->VertSyncEnd = yres + vfront + vsync - 1; - - if (regs->VertRes >= 1024) { - regs->VertTotal /= 2; - regs->VertSyncStart /= 2; - regs->VertSyncEnd /= 2; - regs->VertDispEnd /= 2; - } - if (regs->multiplexing) { - regs->HorizTotal /= 2; - regs->HorizSyncStart /= 2; - regs->HorizSyncEnd /= 2; - regs->HorizDispEnd /= 2; - } - return 0; } -static void cirrusfb_set_mclk(const struct cirrusfb_info *cinfo, int val, - int div) +static void cirrusfb_set_mclk_as_source(const struct cirrusfb_info *cinfo, + int div) { + unsigned char old1f, old1e; assert(cinfo != NULL); + old1f = vga_rseq(cinfo->regbase, CL_SEQR1F) & ~0x40; - if (div == 2) { - /* VCLK = MCLK/2 */ - unsigned char old = vga_rseq(cinfo->regbase, CL_SEQR1E); - vga_wseq(cinfo->regbase, CL_SEQR1E, old | 0x1); - vga_wseq(cinfo->regbase, CL_SEQR1F, 0x40 | (val & 0x3f)); - } else if (div == 1) { - /* VCLK = MCLK */ - unsigned char old = vga_rseq(cinfo->regbase, CL_SEQR1E); - vga_wseq(cinfo->regbase, CL_SEQR1E, old & ~0x1); - vga_wseq(cinfo->regbase, CL_SEQR1F, 0x40 | (val & 0x3f)); - } else { - vga_wseq(cinfo->regbase, CL_SEQR1F, val & 0x3f); + if (div) { + DPRINTK("Set %s as pixclock source.\n", + (div == 2) ? "MCLK/2" : "MCLK"); + old1f |= 0x40; + old1e = vga_rseq(cinfo->regbase, CL_SEQR1E) & ~0x1; + if (div == 2) + old1e |= 1; + + vga_wseq(cinfo->regbase, CL_SEQR1E, old1e); } + vga_wseq(cinfo->regbase, CL_SEQR1F, old1f); } /************************************************************************* @@ -927,6 +723,10 @@ static int cirrusfb_set_par_foo(struct fb_info *info) unsigned char tmp; int offset = 0, err; const struct cirrusfb_board_info_rec *bi; + int hdispend, hsyncstart, hsyncend, htotal; + int yres, vdispend, vsyncstart, vsyncend, vtotal; + long freq; + int nom, den, div; DPRINTK("ENTER\n"); DPRINTK("Requested mode: %dx%dx%d\n", @@ -944,76 +744,117 @@ static int cirrusfb_set_par_foo(struct fb_info *info) bi = &cirrusfb_board_info[cinfo->btype]; + hsyncstart = var->xres + var->right_margin; + hsyncend = hsyncstart + var->hsync_len; + htotal = (hsyncend + var->left_margin) / 8 - 5; + hdispend = var->xres / 8 - 1; + hsyncstart = hsyncstart / 8 + 1; + hsyncend = hsyncend / 8 + 1; + + yres = var->yres; + vsyncstart = yres + var->lower_margin; + vsyncend = vsyncstart + var->vsync_len; + vtotal = vsyncend + var->upper_margin; + vdispend = yres - 1; + + if (var->vmode & FB_VMODE_DOUBLE) { + yres *= 2; + vsyncstart *= 2; + vsyncend *= 2; + vtotal *= 2; + } else if (var->vmode & FB_VMODE_INTERLACED) { + yres = (yres + 1) / 2; + vsyncstart = (vsyncstart + 1) / 2; + vsyncend = (vsyncend + 1) / 2; + vtotal = (vtotal + 1) / 2; + } + + vtotal -= 2; + vsyncstart -= 1; + vsyncend -= 1; + + if (yres >= 1024) { + vtotal /= 2; + vsyncstart /= 2; + vsyncend /= 2; + vdispend /= 2; + } + if (regs.multiplexing) { + htotal /= 2; + hsyncstart /= 2; + hsyncend /= 2; + hdispend /= 2; + } /* unlock register VGA_CRTC_H_TOTAL..CRT7 */ vga_wcrt(regbase, VGA_CRTC_V_SYNC_END, 0x20); /* previously: 0x00) */ /* if debugging is enabled, all parameters get output before writing */ - DPRINTK("CRT0: %ld\n", regs.HorizTotal); - vga_wcrt(regbase, VGA_CRTC_H_TOTAL, regs.HorizTotal); + DPRINTK("CRT0: %d\n", htotal); + vga_wcrt(regbase, VGA_CRTC_H_TOTAL, htotal); - DPRINTK("CRT1: %ld\n", regs.HorizDispEnd); - vga_wcrt(regbase, VGA_CRTC_H_DISP, regs.HorizDispEnd); + DPRINTK("CRT1: %d\n", hdispend); + vga_wcrt(regbase, VGA_CRTC_H_DISP, hdispend); - DPRINTK("CRT2: %ld\n", regs.HorizBlankStart); - vga_wcrt(regbase, VGA_CRTC_H_BLANK_START, regs.HorizBlankStart); + DPRINTK("CRT2: %d\n", var->xres / 8); + vga_wcrt(regbase, VGA_CRTC_H_BLANK_START, var->xres / 8); /* + 128: Compatible read */ - DPRINTK("CRT3: 128+%ld\n", regs.HorizBlankEnd % 32); + DPRINTK("CRT3: 128+%d\n", (htotal + 5) % 32); vga_wcrt(regbase, VGA_CRTC_H_BLANK_END, - 128 + (regs.HorizBlankEnd % 32)); + 128 + ((htotal + 5) % 32)); - DPRINTK("CRT4: %ld\n", regs.HorizSyncStart); - vga_wcrt(regbase, VGA_CRTC_H_SYNC_START, regs.HorizSyncStart); + DPRINTK("CRT4: %d\n", hsyncstart); + vga_wcrt(regbase, VGA_CRTC_H_SYNC_START, hsyncstart); - tmp = regs.HorizSyncEnd % 32; - if (regs.HorizBlankEnd & 32) + tmp = hsyncend % 32; + if ((htotal + 5) & 32) tmp += 128; DPRINTK("CRT5: %d\n", tmp); vga_wcrt(regbase, VGA_CRTC_H_SYNC_END, tmp); - DPRINTK("CRT6: %ld\n", regs.VertTotal & 0xff); - vga_wcrt(regbase, VGA_CRTC_V_TOTAL, (regs.VertTotal & 0xff)); + DPRINTK("CRT6: %d\n", vtotal & 0xff); + vga_wcrt(regbase, VGA_CRTC_V_TOTAL, vtotal & 0xff); tmp = 16; /* LineCompare bit #9 */ - if (regs.VertTotal & 256) + if (vtotal & 256) tmp |= 1; - if (regs.VertDispEnd & 256) + if (vdispend & 256) tmp |= 2; - if (regs.VertSyncStart & 256) + if (vsyncstart & 256) tmp |= 4; - if (regs.VertBlankStart & 256) + if ((vdispend + 1) & 256) tmp |= 8; - if (regs.VertTotal & 512) + if (vtotal & 512) tmp |= 32; - if (regs.VertDispEnd & 512) + if (vdispend & 512) tmp |= 64; - if (regs.VertSyncStart & 512) + if (vsyncstart & 512) tmp |= 128; DPRINTK("CRT7: %d\n", tmp); vga_wcrt(regbase, VGA_CRTC_OVERFLOW, tmp); tmp = 0x40; /* LineCompare bit #8 */ - if (regs.VertBlankStart & 512) + if ((vdispend + 1) & 512) tmp |= 0x20; if (var->vmode & FB_VMODE_DOUBLE) tmp |= 0x80; DPRINTK("CRT9: %d\n", tmp); vga_wcrt(regbase, VGA_CRTC_MAX_SCAN, tmp); - DPRINTK("CRT10: %ld\n", regs.VertSyncStart & 0xff); - vga_wcrt(regbase, VGA_CRTC_V_SYNC_START, regs.VertSyncStart & 0xff); + DPRINTK("CRT10: %d\n", vsyncstart & 0xff); + vga_wcrt(regbase, VGA_CRTC_V_SYNC_START, vsyncstart & 0xff); - DPRINTK("CRT11: 64+32+%ld\n", regs.VertSyncEnd % 16); - vga_wcrt(regbase, VGA_CRTC_V_SYNC_END, regs.VertSyncEnd % 16 + 64 + 32); + DPRINTK("CRT11: 64+32+%d\n", vsyncend % 16); + vga_wcrt(regbase, VGA_CRTC_V_SYNC_END, vsyncend % 16 + 64 + 32); - DPRINTK("CRT12: %ld\n", regs.VertDispEnd & 0xff); - vga_wcrt(regbase, VGA_CRTC_V_DISP_END, regs.VertDispEnd & 0xff); + DPRINTK("CRT12: %d\n", vdispend & 0xff); + vga_wcrt(regbase, VGA_CRTC_V_DISP_END, vdispend & 0xff); - DPRINTK("CRT15: %ld\n", regs.VertBlankStart & 0xff); - vga_wcrt(regbase, VGA_CRTC_V_BLANK_START, regs.VertBlankStart & 0xff); + DPRINTK("CRT15: %d\n", (vdispend + 1) & 0xff); + vga_wcrt(regbase, VGA_CRTC_V_BLANK_START, (vdispend + 1) & 0xff); - DPRINTK("CRT16: %ld\n", regs.VertBlankEnd & 0xff); - vga_wcrt(regbase, VGA_CRTC_V_BLANK_END, regs.VertBlankEnd & 0xff); + DPRINTK("CRT16: %d\n", vtotal & 0xff); + vga_wcrt(regbase, VGA_CRTC_V_BLANK_END, vtotal & 0xff); DPRINTK("CRT18: 0xff\n"); vga_wcrt(regbase, VGA_CRTC_LINE_COMPARE, 0xff); @@ -1021,38 +862,53 @@ static int cirrusfb_set_par_foo(struct fb_info *info) tmp = 0; if (var->vmode & FB_VMODE_INTERLACED) tmp |= 1; - if (regs.HorizBlankEnd & 64) + if ((htotal + 5) & 64) tmp |= 16; - if (regs.HorizBlankEnd & 128) + if ((htotal + 5) & 128) tmp |= 32; - if (regs.VertBlankEnd & 256) + if (vtotal & 256) tmp |= 64; - if (regs.VertBlankEnd & 512) + if (vtotal & 512) tmp |= 128; DPRINTK("CRT1a: %d\n", tmp); vga_wcrt(regbase, CL_CRT1A, tmp); + freq = PICOS2KHZ(var->pixclock); + bestclock(freq, &nom, &den, &div); + /* set VCLK0 */ /* hardware RefClock: 14.31818 MHz */ /* formula: VClk = (OSC * N) / (D * (1+P)) */ /* Example: VClk = (14.31818 * 91) / (23 * (1+1)) = 28.325 MHz */ - vga_wseq(regbase, CL_SEQRB, regs.nom); - tmp = regs.den << 1; - if (regs.div != 0) - tmp |= 1; + if (cinfo->btype == BT_ALPINE) { + /* if freq is close to mclk or mclk/2 select mclk + * as clock source + */ + int divMCLK = cirrusfb_check_mclk(cinfo, freq); + if (divMCLK) { + nom = 0; + cirrusfb_set_mclk_as_source(cinfo, divMCLK); + } + } + if (nom) { + vga_wseq(regbase, CL_SEQRB, nom); + tmp = den << 1; + if (div != 0) + tmp |= 1; - /* 6 bit denom; ONLY 5434!!! (bugged me 10 days) */ - if ((cinfo->btype == BT_SD64) || - (cinfo->btype == BT_ALPINE) || - (cinfo->btype == BT_GD5480)) - tmp |= 0x80; + /* 6 bit denom; ONLY 5434!!! (bugged me 10 days) */ + if ((cinfo->btype == BT_SD64) || + (cinfo->btype == BT_ALPINE) || + (cinfo->btype == BT_GD5480)) + tmp |= 0x80; - DPRINTK("CL_SEQR1B: %ld\n", (long) tmp); - vga_wseq(regbase, CL_SEQR1B, tmp); + DPRINTK("CL_SEQR1B: %ld\n", (long) tmp); + vga_wseq(regbase, CL_SEQR1B, tmp); + } - if (regs.VertRes >= 1024) + if (yres >= 1024) /* 1280x1024 */ vga_wcrt(regbase, VGA_CRTC_MODE, 0xc7); else @@ -1066,7 +922,7 @@ static int cirrusfb_set_par_foo(struct fb_info *info) /* don't know if it would hurt to also program this if no interlaced */ /* mode is used, but I feel better this way.. :-) */ if (var->vmode & FB_VMODE_INTERLACED) - vga_wcrt(regbase, VGA_CRTC_REGS, regs.HorizTotal / 2); + vga_wcrt(regbase, VGA_CRTC_REGS, htotal / 2); else vga_wcrt(regbase, VGA_CRTC_REGS, 0x00); /* interlace control */ @@ -1240,7 +1096,6 @@ static int cirrusfb_set_par_foo(struct fb_info *info) case BT_ALPINE: DPRINTK(" (for GD543x)\n"); - cirrusfb_set_mclk(cinfo, regs.mclk, regs.divMCLK); /* We already set SRF and SR1F */ break; @@ -1312,11 +1167,7 @@ static int cirrusfb_set_par_foo(struct fb_info *info) case BT_ALPINE: DPRINTK(" (for GD543x)\n"); - if (regs.HorizRes >= 1024) - vga_wseq(regbase, CL_SEQR7, 0xa7); - else - vga_wseq(regbase, CL_SEQR7, 0xa3); - cirrusfb_set_mclk(cinfo, regs.mclk, regs.divMCLK); + vga_wseq(regbase, CL_SEQR7, 0xa7); break; case BT_GD5480: @@ -1360,7 +1211,7 @@ static int cirrusfb_set_par_foo(struct fb_info *info) */ else if (var->bits_per_pixel == 32) { - DPRINTK("cirrusfb: preparing for 24/32 bit deep display\n"); + DPRINTK("cirrusfb: preparing for 32 bit deep display\n"); switch (cinfo->btype) { case BT_SD64: /* Extended Sequencer Mode: 256c col. mode */ @@ -1394,7 +1245,6 @@ static int cirrusfb_set_par_foo(struct fb_info *info) case BT_ALPINE: DPRINTK(" (for GD543x)\n"); vga_wseq(regbase, CL_SEQR7, 0xa9); - cirrusfb_set_mclk(cinfo, regs.mclk, regs.divMCLK); break; case BT_GD5480: @@ -1949,8 +1799,6 @@ static void init_vgachip(struct fb_info *info) /* misc... */ WHDR(cinfo, 0); /* Hidden DAC register: - */ - printk(KERN_DEBUG "cirrusfb: This board has %ld bytes of DRAM memory\n", - info->screen_size); DPRINTK("EXIT\n"); return; } @@ -2122,7 +1970,7 @@ static int release_io_ports; * based on the DRAM bandwidth bit and DRAM bank switching bit. This * works with 1MB, 2MB and 4MB configurations (which the Motorola boards * seem to have. */ -static unsigned int cirrusfb_get_memsize(u8 __iomem *regbase) +static unsigned int __devinit cirrusfb_get_memsize(u8 __iomem *regbase) { unsigned long mem; unsigned char SRF; @@ -2188,8 +2036,7 @@ static void get_pci_addrs(const struct pci_dev *pdev, static void cirrusfb_pci_unmap(struct fb_info *info) { - struct cirrusfb_info *cinfo = info->par; - struct pci_dev *pdev = cinfo->pdev; + struct pci_dev *pdev = to_pci_dev(info->device); iounmap(info->screen_base); #if 0 /* if system didn't claim this region, we would... */ @@ -2205,20 +2052,22 @@ static void cirrusfb_pci_unmap(struct fb_info *info) static void __devexit cirrusfb_zorro_unmap(struct fb_info *info) { struct cirrusfb_info *cinfo = info->par; - zorro_release_device(cinfo->zdev); + struct zorro_dev *zdev = to_zorro_dev(info->device); + + zorro_release_device(zdev); if (cinfo->btype == BT_PICASSO4) { cinfo->regbase -= 0x600000; iounmap((void *)cinfo->regbase); iounmap(info->screen_base); } else { - if (zorro_resource_start(cinfo->zdev) > 0x01000000) + if (zorro_resource_start(zdev) > 0x01000000) iounmap(info->screen_base); } } #endif /* CONFIG_ZORRO */ -static int cirrusfb_set_fbinfo(struct fb_info *info) +static int __devinit cirrusfb_set_fbinfo(struct fb_info *info) { struct cirrusfb_info *cinfo = info->par; struct fb_var_screeninfo *var = &info->var; @@ -2235,7 +2084,7 @@ static int cirrusfb_set_fbinfo(struct fb_info *info) if (cinfo->btype == BT_GD5480) { if (var->bits_per_pixel == 16) info->screen_base += 1 * MB_; - if (var->bits_per_pixel == 24 || var->bits_per_pixel == 32) + if (var->bits_per_pixel == 32) info->screen_base += 2 * MB_; } @@ -2262,7 +2111,7 @@ static int cirrusfb_set_fbinfo(struct fb_info *info) return 0; } -static int cirrusfb_register(struct fb_info *info) +static int __devinit cirrusfb_register(struct fb_info *info) { struct cirrusfb_info *cinfo = info->par; int err; @@ -2278,23 +2127,27 @@ static int cirrusfb_register(struct fb_info *info) /* sanity checks */ assert(btype != BT_NONE); + /* set all the vital stuff */ + cirrusfb_set_fbinfo(info); + DPRINTK("cirrusfb: (RAM start set to: 0x%p)\n", info->screen_base); - /* Make pretend we've set the var so our structures are in a "good" */ - /* state, even though we haven't written the mode to the hw yet... */ - info->var = cirrusfb_predefined[cirrusfb_def_mode].var; + err = fb_find_mode(&info->var, info, mode_option, NULL, 0, NULL, 8); + if (!err) { + DPRINTK("wrong initial video mode\n"); + err = -EINVAL; + goto err_dealloc_cmap; + } + info->var.activate = FB_ACTIVATE_NOW; err = cirrusfb_decode_var(&info->var, &cinfo->currentmode, info); if (err < 0) { /* should never happen */ DPRINTK("choking on default var... umm, no good.\n"); - goto err_unmap_cirrusfb; + goto err_dealloc_cmap; } - /* set all the vital stuff */ - cirrusfb_set_fbinfo(info); - err = register_framebuffer(info); if (err < 0) { printk(KERN_ERR "cirrusfb: could not register " @@ -2307,7 +2160,6 @@ static int cirrusfb_register(struct fb_info *info) err_dealloc_cmap: fb_dealloc_cmap(&info->cmap); -err_unmap_cirrusfb: cinfo->unmap(info); framebuffer_release(info); return err; @@ -2330,8 +2182,8 @@ static void __devexit cirrusfb_cleanup(struct fb_info *info) } #ifdef CONFIG_PCI -static int cirrusfb_pci_register(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int __devinit cirrusfb_pci_register(struct pci_dev *pdev, + const struct pci_device_id *ent) { struct cirrusfb_info *cinfo; struct fb_info *info; @@ -2353,7 +2205,6 @@ static int cirrusfb_pci_register(struct pci_dev *pdev, } cinfo = info->par; - cinfo->pdev = pdev; cinfo->btype = btype = (enum cirrus_board) ent->driver_data; DPRINTK(" Found PCI device, base address 0 is 0x%x, btype set to %d\n", @@ -2459,8 +2310,8 @@ static struct pci_driver cirrusfb_pci_driver = { #endif /* CONFIG_PCI */ #ifdef CONFIG_ZORRO -static int cirrusfb_zorro_register(struct zorro_dev *z, - const struct zorro_device_id *ent) +static int __devinit cirrusfb_zorro_register(struct zorro_dev *z, + const struct zorro_device_id *ent) { struct cirrusfb_info *cinfo; struct fb_info *info; @@ -2489,7 +2340,6 @@ static int cirrusfb_zorro_register(struct zorro_dev *z, assert(z); assert(btype != BT_NONE); - cinfo->zdev = z; board_addr = zorro_resource_start(z); board_size = zorro_resource_len(z); info->screen_size = size; @@ -2621,17 +2471,17 @@ static int __init cirrusfb_setup(char *options) { return 0; while ((this_opt = strsep(&options, ",")) != NULL) { - if (!*this_opt) continue; + if (!*this_opt) + continue; DPRINTK("cirrusfb_setup: option '%s'\n", this_opt); - for (i = 0; i < NUM_TOTAL_MODES; i++) { - sprintf(s, "mode:%s", cirrusfb_predefined[i].name); - if (strcmp(this_opt, s) == 0) - cirrusfb_def_mode = i; - } if (!strcmp(this_opt, "noaccel")) noaccel = 1; + else if (!strncmp(this_opt, "mode:", 5)) + mode_option = this_opt + 5; + else + mode_option = this_opt; } return 0; } @@ -2657,6 +2507,11 @@ static void __exit cirrusfb_exit(void) module_init(cirrusfb_init); +module_param(mode_option, charp, 0); +MODULE_PARM_DESC(mode_option, "Initial video mode e.g. '648x480-8@60'"); +module_param(noaccel, bool, 0); +MODULE_PARM_DESC(noaccel, "Disable acceleration"); + #ifdef MODULE module_exit(cirrusfb_exit); #endif @@ -3050,16 +2905,14 @@ static void cirrusfb_RectFill(u8 __iomem *regbase, int bits_per_pixel, * bestclock() - determine closest possible clock lower(?) than the * desired pixel clock **************************************************************************/ -static void bestclock(long freq, long *best, long *nom, - long *den, long *div, long maxfreq) +static void bestclock(long freq, int *nom, int *den, int *div) { - long n, h, d, f; + int n, d; + long h, diff; - assert(best != NULL); assert(nom != NULL); assert(den != NULL); assert(div != NULL); - assert(maxfreq > 0); *nom = 0; *den = 0; @@ -3070,51 +2923,47 @@ static void bestclock(long freq, long *best, long *nom, if (freq < 8000) freq = 8000; - if (freq > maxfreq) - freq = maxfreq; - - *best = 0; - f = freq * 10; + diff = freq; for (n = 32; n < 128; n++) { - d = (143181 * n) / f; + int s = 0; + + d = (14318 * n) / freq; if ((d >= 7) && (d <= 63)) { - if (d > 31) - d = (d / 2) * 2; - h = (14318 * n) / d; - if (abs(h - freq) < abs(*best - freq)) { - *best = h; + int temp = d; + + if (temp > 31) { + s = 1; + temp >>= 1; + } + h = ((14318 * n) / temp) >> s; + h = h > freq ? h - freq : freq - h; + if (h < diff) { + diff = h; *nom = n; - if (d < 32) { - *den = d; - *div = 0; - } else { - *den = d / 2; - *div = 1; - } + *den = temp; + *div = s; } } - d = DIV_ROUND_UP(143181 * n, f); + d++; if ((d >= 7) && (d <= 63)) { - if (d > 31) - d = (d / 2) * 2; - h = (14318 * n) / d; - if (abs(h - freq) < abs(*best - freq)) { - *best = h; + if (d > 31) { + s = 1; + d >>= 1; + } + h = ((14318 * n) / d) >> s; + h = h > freq ? h - freq : freq - h; + if (h < diff) { + diff = h; *nom = n; - if (d < 32) { - *den = d; - *div = 0; - } else { - *den = d / 2; - *div = 1; - } + *den = d; + *div = s; } } } DPRINTK("Best possible values for given frequency:\n"); - DPRINTK(" best: %ld kHz nom: %ld den: %ld div: %ld\n", + DPRINTK(" freq: %ld kHz nom: %d den: %d div: %d\n", freq, *nom, *den, *div); DPRINTK("EXIT\n"); diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index da91bb16da8..64b3d30027b 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -2977,8 +2977,8 @@ static void fbcon_set_all_vcs(struct fb_info *info) p = &fb_display[vc->vc_num]; set_blitting_type(vc, info); var_to_display(p, &info->var, info); - cols = FBCON_SWAP(p->rotate, info->var.xres, info->var.yres); - rows = FBCON_SWAP(p->rotate, info->var.yres, info->var.xres); + cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres); + rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres); cols /= vc->vc_font.width; rows /= vc->vc_font.height; vc_resize(vc, cols, rows); @@ -3573,8 +3573,8 @@ static int __init fb_console_init(void) acquire_console_sem(); fb_register_client(&fbcon_event_notifier); - fbcon_device = device_create_drvdata(fb_class, NULL, MKDEV(0, 0), - NULL, "fbcon"); + fbcon_device = device_create(fb_class, NULL, MKDEV(0, 0), NULL, + "fbcon"); if (IS_ERR(fbcon_device)) { printk(KERN_WARNING "Unable to create device " diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 6df29a62d72..448d209a0bf 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -239,8 +239,7 @@ static void vgacon_restore_screen(struct vc_data *c) static int vgacon_scrolldelta(struct vc_data *c, int lines) { - int start, end, count, soff, diff; - void *d, *s; + int start, end, count, soff; if (!lines) { c->vc_visible_origin = c->vc_origin; @@ -287,29 +286,29 @@ static int vgacon_scrolldelta(struct vc_data *c, int lines) if (count > c->vc_rows) count = c->vc_rows; - diff = c->vc_rows - count; + if (count) { + int copysize; - d = (void *) c->vc_origin; - s = (void *) c->vc_screenbuf; + int diff = c->vc_rows - count; + void *d = (void *) c->vc_origin; + void *s = (void *) c->vc_screenbuf; - while (count--) { - scr_memcpyw(d, vgacon_scrollback + soff, c->vc_size_row); - d += c->vc_size_row; - soff += c->vc_size_row; + count *= c->vc_size_row; + /* how much memory to end of buffer left? */ + copysize = min(count, vgacon_scrollback_size - soff); + scr_memcpyw(d, vgacon_scrollback + soff, copysize); + d += copysize; + count -= copysize; - if (soff >= vgacon_scrollback_size) - soff = 0; - } + if (count) { + scr_memcpyw(d, vgacon_scrollback, count); + d += count; + } - if (diff == c->vc_rows) { + if (diff) + scr_memcpyw(d, s, diff * c->vc_size_row); + } else vgacon_cursor(c, CM_MOVE); - } else { - while (diff--) { - scr_memcpyw(d, s, c->vc_size_row); - d += c->vc_size_row; - s += c->vc_size_row; - } - } return 1; } diff --git a/drivers/video/display/display-sysfs.c b/drivers/video/display/display-sysfs.c index 6ef800bdf48..4830b1bf51e 100644 --- a/drivers/video/display/display-sysfs.c +++ b/drivers/video/display/display-sysfs.c @@ -153,12 +153,9 @@ struct display_device *display_device_register(struct display_driver *driver, mutex_unlock(&allocated_dsp_lock); if (!ret) { - new_dev->dev = device_create_drvdata(display_class, - parent, - MKDEV(0,0), - new_dev, - "display%d", - new_dev->idx); + new_dev->dev = device_create(display_class, parent, + MKDEV(0, 0), new_dev, + "display%d", new_dev->idx); if (!IS_ERR(new_dev->dev)) { new_dev->parent = parent; new_dev->driver = driver; diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c index bd779ae44b1..daf9b81878a 100644 --- a/drivers/video/efifb.c +++ b/drivers/video/efifb.c @@ -12,6 +12,7 @@ #include <linux/fb.h> #include <linux/platform_device.h> #include <linux/screen_info.h> +#include <linux/dmi.h> #include <video/vga.h> @@ -33,6 +34,105 @@ static struct fb_fix_screeninfo efifb_fix __initdata = { .visual = FB_VISUAL_TRUECOLOR, }; +enum { + M_I17, /* 17-Inch iMac */ + M_I20, /* 20-Inch iMac */ + M_I20_SR, /* 20-Inch iMac (Santa Rosa) */ + M_I24, /* 24-Inch iMac */ + M_MINI, /* Mac Mini */ + M_MB, /* MacBook */ + M_MB_2, /* MacBook, 2nd rev. */ + M_MB_3, /* MacBook, 3rd rev. */ + M_MB_SR, /* MacBook, 2nd gen, (Santa Rosa) */ + M_MBA, /* MacBook Air */ + M_MBP, /* MacBook Pro */ + M_MBP_2, /* MacBook Pro 2nd gen */ + M_MBP_SR, /* MacBook Pro (Santa Rosa) */ + M_MBP_4, /* MacBook Pro, 4th gen */ + M_UNKNOWN /* placeholder */ +}; + +static struct efifb_dmi_info { + char *optname; + unsigned long base; + int stride; + int width; + int height; +} dmi_list[] = { + [M_I17] = { "i17", 0x80010000, 1472 * 4, 1440, 900 }, + [M_I20] = { "i20", 0x80010000, 1728 * 4, 1680, 1050 }, /* guess */ + [M_I20_SR] = { "imac7", 0x40010000, 1728 * 4, 1680, 1050 }, + [M_I24] = { "i24", 0x80010000, 2048 * 4, 1920, 1200 }, /* guess */ + [M_MINI]= { "mini", 0x80000000, 2048 * 4, 1024, 768 }, + [M_MB] = { "macbook", 0x80000000, 2048 * 4, 1280, 800 }, + [M_MBA] = { "mba", 0x80000000, 2048 * 4, 1280, 800 }, + [M_MBP] = { "mbp", 0x80010000, 1472 * 4, 1440, 900 }, + [M_MBP_2] = { "mbp2", 0, 0, 0, 0 }, /* placeholder */ + [M_MBP_SR] = { "mbp3", 0x80030000, 2048 * 4, 1440, 900 }, + [M_MBP_4] = { "mbp4", 0xc0060000, 2048 * 4, 1920, 1200 }, + [M_UNKNOWN] = { NULL, 0, 0, 0, 0 } +}; + +static int set_system(const struct dmi_system_id *id); + +#define EFIFB_DMI_SYSTEM_ID(vendor, name, enumid) \ + { set_system, name, { \ + DMI_MATCH(DMI_BIOS_VENDOR, vendor), \ + DMI_MATCH(DMI_PRODUCT_NAME, name) }, \ + &dmi_list[enumid] } + +static struct dmi_system_id __initdata dmi_system_table[] = { + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac4,1", M_I17), + /* At least one of these two will be right; maybe both? */ + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac5,1", M_I20), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac5,1", M_I20), + /* At least one of these two will be right; maybe both? */ + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "iMac6,1", M_I24), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac6,1", M_I24), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "iMac7,1", M_I20_SR), + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "Macmini1,1", M_MINI), + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook1,1", M_MB), + /* At least one of these two will be right; maybe both? */ + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook2,1", M_MB), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook2,1", M_MB), + /* At least one of these two will be right; maybe both? */ + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBook3,1", M_MB), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook3,1", M_MB), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBook4,1", M_MB), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookAir1,1", M_MBA), + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro1,1", M_MBP), + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro2,1", M_MBP_2), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro2,1", M_MBP_2), + EFIFB_DMI_SYSTEM_ID("Apple Computer, Inc.", "MacBookPro3,1", M_MBP_SR), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro3,1", M_MBP_SR), + EFIFB_DMI_SYSTEM_ID("Apple Inc.", "MacBookPro4,1", M_MBP_4), + {}, +}; + +static int set_system(const struct dmi_system_id *id) +{ + struct efifb_dmi_info *info = id->driver_data; + if (info->base == 0) + return -ENODEV; + + printk(KERN_INFO "efifb: dmi detected %s - framebuffer at %p " + "(%dx%d, stride %d)\n", id->ident, + (void *)info->base, info->width, info->height, + info->stride); + + /* Trust the bootloader over the DMI tables */ + if (screen_info.lfb_base == 0) + screen_info.lfb_base = info->base; + if (screen_info.lfb_linelength == 0) + screen_info.lfb_linelength = info->stride; + if (screen_info.lfb_width == 0) + screen_info.lfb_width = info->width; + if (screen_info.lfb_height == 0) + screen_info.lfb_height = info->height; + + return 0; +} + static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green, unsigned blue, unsigned transp, struct fb_info *info) @@ -67,6 +167,38 @@ static struct fb_ops efifb_ops = { .fb_imageblit = cfb_imageblit, }; +static int __init efifb_setup(char *options) +{ + char *this_opt; + int i; + + if (!options || !*options) + return 0; + + while ((this_opt = strsep(&options, ",")) != NULL) { + if (!*this_opt) continue; + + for (i = 0; i < M_UNKNOWN; i++) { + if (!strcmp(this_opt, dmi_list[i].optname) && + dmi_list[i].base != 0) { + screen_info.lfb_base = dmi_list[i].base; + screen_info.lfb_linelength = dmi_list[i].stride; + screen_info.lfb_width = dmi_list[i].width; + screen_info.lfb_height = dmi_list[i].height; + } + } + if (!strncmp(this_opt, "base:", 5)) + screen_info.lfb_base = simple_strtoul(this_opt+5, NULL, 0); + else if (!strncmp(this_opt, "stride:", 7)) + screen_info.lfb_linelength = simple_strtoul(this_opt+7, NULL, 0) * 4; + else if (!strncmp(this_opt, "height:", 7)) + screen_info.lfb_height = simple_strtoul(this_opt+7, NULL, 0); + else if (!strncmp(this_opt, "width:", 6)) + screen_info.lfb_width = simple_strtoul(this_opt+6, NULL, 0); + } + return 0; +} + static int __init efifb_probe(struct platform_device *dev) { struct fb_info *info; @@ -74,6 +206,26 @@ static int __init efifb_probe(struct platform_device *dev) unsigned int size_vmode; unsigned int size_remap; unsigned int size_total; + int request_succeeded = 0; + + printk(KERN_INFO "efifb: probing for efifb\n"); + + if (!screen_info.lfb_depth) + screen_info.lfb_depth = 32; + if (!screen_info.pages) + screen_info.pages = 1; + + /* just assume they're all unset if any are */ + if (!screen_info.blue_size) { + screen_info.blue_size = 8; + screen_info.blue_pos = 0; + screen_info.green_size = 8; + screen_info.green_pos = 8; + screen_info.red_size = 8; + screen_info.red_pos = 16; + screen_info.rsvd_size = 8; + screen_info.rsvd_pos = 24; + } efifb_fix.smem_start = screen_info.lfb_base; efifb_defined.bits_per_pixel = screen_info.lfb_depth; @@ -98,21 +250,25 @@ static int __init efifb_probe(struct platform_device *dev) * option to simply use size_total as that * wastes plenty of kernel address space. */ size_remap = size_vmode * 2; - if (size_remap < size_vmode) - size_remap = size_vmode; if (size_remap > size_total) size_remap = size_total; + if (size_remap % PAGE_SIZE) + size_remap += PAGE_SIZE - (size_remap % PAGE_SIZE); efifb_fix.smem_len = size_remap; - if (!request_mem_region(efifb_fix.smem_start, size_total, "efifb")) + if (request_mem_region(efifb_fix.smem_start, size_remap, "efifb")) { + request_succeeded = 1; + } else { /* We cannot make this fatal. Sometimes this comes from magic spaces our resource handlers simply don't know about */ printk(KERN_WARNING "efifb: cannot reserve video memory at 0x%lx\n", efifb_fix.smem_start); + } info = framebuffer_alloc(sizeof(u32) * 16, &dev->dev); if (!info) { + printk(KERN_ERR "efifb: cannot allocate framebuffer\n"); err = -ENOMEM; goto err_release_mem; } @@ -125,7 +281,7 @@ static int __init efifb_probe(struct platform_device *dev) "0x%x @ 0x%lx\n", efifb_fix.smem_len, efifb_fix.smem_start); err = -EIO; - goto err_unmap; + goto err_release_fb; } printk(KERN_INFO "efifb: framebuffer at 0x%lx, mapped to 0x%p, " @@ -178,25 +334,27 @@ static int __init efifb_probe(struct platform_device *dev) info->fix = efifb_fix; info->flags = FBINFO_FLAG_DEFAULT; - if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) { - err = -ENOMEM; + if ((err = fb_alloc_cmap(&info->cmap, 256, 0)) < 0) { + printk(KERN_ERR "efifb: cannot allocate colormap\n"); goto err_unmap; } - if (register_framebuffer(info) < 0) { - err = -EINVAL; + if ((err = register_framebuffer(info)) < 0) { + printk(KERN_ERR "efifb: cannot register framebuffer\n"); goto err_fb_dealoc; } printk(KERN_INFO "fb%d: %s frame buffer device\n", - info->node, info->fix.id); + info->node, info->fix.id); return 0; err_fb_dealoc: fb_dealloc_cmap(&info->cmap); err_unmap: iounmap(info->screen_base); +err_release_fb: framebuffer_release(info); err_release_mem: - release_mem_region(efifb_fix.smem_start, size_total); + if (request_succeeded) + release_mem_region(efifb_fix.smem_start, size_total); return err; } @@ -214,9 +372,22 @@ static struct platform_device efifb_device = { static int __init efifb_init(void) { int ret; + char *option = NULL; if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI) return -ENODEV; + dmi_check_system(dmi_system_table); + + if (fb_get_options("efifb", &option)) + return -ENODEV; + efifb_setup(option); + + /* We don't get linelength from UGA Draw Protocol, only from + * EFI Graphics Protocol. So if it's not in DMI, and it's not + * passed in from the user, we really can't use the framebuffer. + */ + if (!screen_info.lfb_linelength) + return -ENODEV; ret = platform_driver_register(&efifb_driver); diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 0737570030f..217c5118ae9 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -28,9 +28,7 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/console.h> -#ifdef CONFIG_KMOD #include <linux/kmod.h> -#endif #include <linux/err.h> #include <linux/device.h> #include <linux/efi.h> @@ -837,13 +835,6 @@ fb_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) return (cnt) ? cnt : err; } -#ifdef CONFIG_KMOD -static void try_to_load(int fb) -{ - request_module("fb%d", fb); -} -#endif /* CONFIG_KMOD */ - int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var) { @@ -1086,10 +1077,8 @@ fb_ioctl(struct inode *inode, struct file *file, unsigned int cmd, return -EINVAL; if (con2fb.framebuffer < 0 || con2fb.framebuffer >= FB_MAX) return -EINVAL; -#ifdef CONFIG_KMOD if (!registered_fb[con2fb.framebuffer]) - try_to_load(con2fb.framebuffer); -#endif /* CONFIG_KMOD */ + request_module("fb%d", con2fb.framebuffer); if (!registered_fb[con2fb.framebuffer]) return -EINVAL; event.info = info; @@ -1327,10 +1316,8 @@ fb_open(struct inode *inode, struct file *file) if (fbidx >= FB_MAX) return -ENODEV; lock_kernel(); -#ifdef CONFIG_KMOD if (!(info = registered_fb[fbidx])) - try_to_load(fbidx); -#endif /* CONFIG_KMOD */ + request_module("fb%d", fbidx); if (!(info = registered_fb[fbidx])) { res = -ENODEV; goto out; @@ -1443,9 +1430,8 @@ register_framebuffer(struct fb_info *fb_info) break; fb_info->node = i; - fb_info->dev = device_create_drvdata(fb_class, fb_info->device, - MKDEV(FB_MAJOR, i), NULL, - "fb%d", i); + fb_info->dev = device_create(fb_class, fb_info->device, + MKDEV(FB_MAJOR, i), NULL, "fb%d", i); if (IS_ERR(fb_info->dev)) { /* Not fatal */ printk(KERN_WARNING "Unable to create device for framebuffer %d; errno = %ld\n", i, PTR_ERR(fb_info->dev)); diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c index 6a0aa180c26..5c1a2c01778 100644 --- a/drivers/video/fbmon.c +++ b/drivers/video/fbmon.c @@ -564,7 +564,13 @@ static void get_detailed_timing(unsigned char *block, mode->sync |= FB_SYNC_VERT_HIGH_ACT; mode->refresh = PIXEL_CLOCK/((H_ACTIVE + H_BLANKING) * (V_ACTIVE + V_BLANKING)); - mode->vmode = 0; + if (INTERLACED) { + mode->yres *= 2; + mode->upper_margin *= 2; + mode->lower_margin *= 2; + mode->vsync_len *= 2; + mode->vmode |= FB_VMODE_INTERLACED; + } mode->flag = FB_MODE_IS_DETAILED; DPRINTK(" %d MHz ", PIXEL_CLOCK/1000000); diff --git a/drivers/video/imacfb.c b/drivers/video/imacfb.c index 9366ef2bb5f..e69de29bb2d 100644 --- a/drivers/video/imacfb.c +++ b/drivers/video/imacfb.c @@ -1,376 +0,0 @@ -/* - * framebuffer driver for Intel Based Mac's - * - * (c) 2006 Edgar Hucek <gimli@dark-green.com> - * Original imac driver written by Gerd Knorr <kraxel@goldbach.in-berlin.de> - * - */ - -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/fb.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/screen_info.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/dmi.h> -#include <linux/efi.h> - -#include <asm/io.h> - -#include <video/vga.h> - -typedef enum _MAC_TYPE { - M_I17, - M_I20, - M_MINI, - M_MACBOOK, - M_UNKNOWN -} MAC_TYPE; - -/* --------------------------------------------------------------------- */ - -static struct fb_var_screeninfo imacfb_defined __initdata = { - .activate = FB_ACTIVATE_NOW, - .height = -1, - .width = -1, - .right_margin = 32, - .upper_margin = 16, - .lower_margin = 4, - .vsync_len = 4, - .vmode = FB_VMODE_NONINTERLACED, -}; - -static struct fb_fix_screeninfo imacfb_fix __initdata = { - .id = "IMAC VGA", - .type = FB_TYPE_PACKED_PIXELS, - .accel = FB_ACCEL_NONE, - .visual = FB_VISUAL_TRUECOLOR, -}; - -static int inverse; -static int model = M_UNKNOWN; -static int manual_height; -static int manual_width; - -static int set_system(const struct dmi_system_id *id) -{ - printk(KERN_INFO "imacfb: %s detected - set system to %ld\n", - id->ident, (long)id->driver_data); - - model = (long)id->driver_data; - - return 0; -} - -static struct dmi_system_id __initdata dmi_system_table[] = { - { set_system, "iMac4,1", { - DMI_MATCH(DMI_BIOS_VENDOR,"Apple Computer, Inc."), - DMI_MATCH(DMI_PRODUCT_NAME,"iMac4,1") }, (void*)M_I17}, - { set_system, "MacBookPro1,1", { - DMI_MATCH(DMI_BIOS_VENDOR,"Apple Computer, Inc."), - DMI_MATCH(DMI_PRODUCT_NAME,"MacBookPro1,1") }, (void*)M_I17}, - { set_system, "MacBook1,1", { - DMI_MATCH(DMI_BIOS_VENDOR,"Apple Computer, Inc."), - DMI_MATCH(DMI_PRODUCT_NAME,"MacBook1,1")}, (void *)M_MACBOOK}, - { set_system, "Macmini1,1", { - DMI_MATCH(DMI_BIOS_VENDOR,"Apple Computer, Inc."), - DMI_MATCH(DMI_PRODUCT_NAME,"Macmini1,1")}, (void *)M_MINI}, - {}, -}; - -#define DEFAULT_FB_MEM 1024*1024*16 - -/* --------------------------------------------------------------------- */ - -static int imacfb_setcolreg(unsigned regno, unsigned red, unsigned green, - unsigned blue, unsigned transp, - struct fb_info *info) -{ - /* - * Set a single color register. The values supplied are - * already rounded down to the hardware's capabilities - * (according to the entries in the `var' structure). Return - * != 0 for invalid regno. - */ - - if (regno >= info->cmap.len) - return 1; - - if (regno < 16) { - red >>= 8; - green >>= 8; - blue >>= 8; - ((u32 *)(info->pseudo_palette))[regno] = - (red << info->var.red.offset) | - (green << info->var.green.offset) | - (blue << info->var.blue.offset); - } - return 0; -} - -static struct fb_ops imacfb_ops = { - .owner = THIS_MODULE, - .fb_setcolreg = imacfb_setcolreg, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, -}; - -static int __init imacfb_setup(char *options) -{ - char *this_opt; - - if (!options || !*options) - return 0; - - while ((this_opt = strsep(&options, ",")) != NULL) { - if (!*this_opt) continue; - - if (!strcmp(this_opt, "inverse")) - inverse = 1; - else if (!strcmp(this_opt, "i17")) - model = M_I17; - else if (!strcmp(this_opt, "i20")) - model = M_I20; - else if (!strcmp(this_opt, "mini")) - model = M_MINI; - else if (!strcmp(this_opt, "macbook")) - model = M_MACBOOK; - else if (!strncmp(this_opt, "height:", 7)) - manual_height = simple_strtoul(this_opt+7, NULL, 0); - else if (!strncmp(this_opt, "width:", 6)) - manual_width = simple_strtoul(this_opt+6, NULL, 0); - } - return 0; -} - -static int __init imacfb_probe(struct platform_device *dev) -{ - struct fb_info *info; - int err; - unsigned int size_vmode; - unsigned int size_remap; - unsigned int size_total; - - screen_info.lfb_depth = 32; - screen_info.lfb_size = DEFAULT_FB_MEM / 0x10000; - screen_info.pages=1; - screen_info.blue_size = 8; - screen_info.blue_pos = 0; - screen_info.green_size = 8; - screen_info.green_pos = 8; - screen_info.red_size = 8; - screen_info.red_pos = 16; - screen_info.rsvd_size = 8; - screen_info.rsvd_pos = 24; - - switch (model) { - case M_I17: - screen_info.lfb_width = 1440; - screen_info.lfb_height = 900; - screen_info.lfb_linelength = 1472 * 4; - screen_info.lfb_base = 0x80010000; - break; - case M_I20: - screen_info.lfb_width = 1680; - screen_info.lfb_height = 1050; - screen_info.lfb_linelength = 1728 * 4; - screen_info.lfb_base = 0x80010000; - break; - case M_MINI: - screen_info.lfb_width = 1024; - screen_info.lfb_height = 768; - screen_info.lfb_linelength = 2048 * 4; - screen_info.lfb_base = 0x80000000; - break; - case M_MACBOOK: - screen_info.lfb_width = 1280; - screen_info.lfb_height = 800; - screen_info.lfb_linelength = 2048 * 4; - screen_info.lfb_base = 0x80000000; - break; - } - - /* if the user wants to manually specify height/width, - we will override the defaults */ - /* TODO: eventually get auto-detection working */ - if (manual_height > 0) - screen_info.lfb_height = manual_height; - if (manual_width > 0) - screen_info.lfb_width = manual_width; - - imacfb_fix.smem_start = screen_info.lfb_base; - imacfb_defined.bits_per_pixel = screen_info.lfb_depth; - imacfb_defined.xres = screen_info.lfb_width; - imacfb_defined.yres = screen_info.lfb_height; - imacfb_fix.line_length = screen_info.lfb_linelength; - - /* size_vmode -- that is the amount of memory needed for the - * used video mode, i.e. the minimum amount of - * memory we need. */ - size_vmode = imacfb_defined.yres * imacfb_fix.line_length; - - /* size_total -- all video memory we have. Used for - * entries, ressource allocation and bounds - * checking. */ - size_total = screen_info.lfb_size * 65536; - if (size_total < size_vmode) - size_total = size_vmode; - - /* size_remap -- the amount of video memory we are going to - * use for imacfb. With modern cards it is no - * option to simply use size_total as that - * wastes plenty of kernel address space. */ - size_remap = size_vmode * 2; - if (size_remap < size_vmode) - size_remap = size_vmode; - if (size_remap > size_total) - size_remap = size_total; - imacfb_fix.smem_len = size_remap; - - if (!request_mem_region(imacfb_fix.smem_start, size_total, "imacfb")) { - printk(KERN_WARNING - "imacfb: cannot reserve video memory at 0x%lx\n", - imacfb_fix.smem_start); - /* We cannot make this fatal. Sometimes this comes from magic - spaces our resource handlers simply don't know about */ - } - - info = framebuffer_alloc(sizeof(u32) * 16, &dev->dev); - if (!info) { - err = -ENOMEM; - goto err_release_mem; - } - info->pseudo_palette = info->par; - info->par = NULL; - - info->screen_base = ioremap(imacfb_fix.smem_start, imacfb_fix.smem_len); - if (!info->screen_base) { - printk(KERN_ERR "imacfb: abort, cannot ioremap video memory " - "0x%x @ 0x%lx\n", - imacfb_fix.smem_len, imacfb_fix.smem_start); - err = -EIO; - goto err_unmap; - } - - printk(KERN_INFO "imacfb: framebuffer at 0x%lx, mapped to 0x%p, " - "using %dk, total %dk\n", - imacfb_fix.smem_start, info->screen_base, - size_remap/1024, size_total/1024); - printk(KERN_INFO "imacfb: mode is %dx%dx%d, linelength=%d, pages=%d\n", - imacfb_defined.xres, imacfb_defined.yres, - imacfb_defined.bits_per_pixel, imacfb_fix.line_length, - screen_info.pages); - - imacfb_defined.xres_virtual = imacfb_defined.xres; - imacfb_defined.yres_virtual = imacfb_fix.smem_len / - imacfb_fix.line_length; - printk(KERN_INFO "imacfb: scrolling: redraw\n"); - imacfb_defined.yres_virtual = imacfb_defined.yres; - - /* some dummy values for timing to make fbset happy */ - imacfb_defined.pixclock = 10000000 / imacfb_defined.xres * - 1000 / imacfb_defined.yres; - imacfb_defined.left_margin = (imacfb_defined.xres / 8) & 0xf8; - imacfb_defined.hsync_len = (imacfb_defined.xres / 8) & 0xf8; - - imacfb_defined.red.offset = screen_info.red_pos; - imacfb_defined.red.length = screen_info.red_size; - imacfb_defined.green.offset = screen_info.green_pos; - imacfb_defined.green.length = screen_info.green_size; - imacfb_defined.blue.offset = screen_info.blue_pos; - imacfb_defined.blue.length = screen_info.blue_size; - imacfb_defined.transp.offset = screen_info.rsvd_pos; - imacfb_defined.transp.length = screen_info.rsvd_size; - - printk(KERN_INFO "imacfb: %s: " - "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n", - "Truecolor", - screen_info.rsvd_size, - screen_info.red_size, - screen_info.green_size, - screen_info.blue_size, - screen_info.rsvd_pos, - screen_info.red_pos, - screen_info.green_pos, - screen_info.blue_pos); - - imacfb_fix.ypanstep = 0; - imacfb_fix.ywrapstep = 0; - - /* request failure does not faze us, as vgacon probably has this - * region already (FIXME) */ - request_region(0x3c0, 32, "imacfb"); - - info->fbops = &imacfb_ops; - info->var = imacfb_defined; - info->fix = imacfb_fix; - info->flags = FBINFO_FLAG_DEFAULT; - - if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) { - err = -ENOMEM; - goto err_unmap; - } - if (register_framebuffer(info)<0) { - err = -EINVAL; - goto err_fb_dealoc; - } - printk(KERN_INFO "fb%d: %s frame buffer device\n", - info->node, info->fix.id); - return 0; - -err_fb_dealoc: - fb_dealloc_cmap(&info->cmap); -err_unmap: - iounmap(info->screen_base); - framebuffer_release(info); -err_release_mem: - release_mem_region(imacfb_fix.smem_start, size_total); - return err; -} - -static struct platform_driver imacfb_driver = { - .probe = imacfb_probe, - .driver = { - .name = "imacfb", - }, -}; - -static struct platform_device imacfb_device = { - .name = "imacfb", -}; - -static int __init imacfb_init(void) -{ - int ret; - char *option = NULL; - - if (!efi_enabled) - return -ENODEV; - if (!dmi_check_system(dmi_system_table)) - return -ENODEV; - if (model == M_UNKNOWN) - return -ENODEV; - - if (fb_get_options("imacfb", &option)) - return -ENODEV; - - imacfb_setup(option); - ret = platform_driver_register(&imacfb_driver); - - if (!ret) { - ret = platform_device_register(&imacfb_device); - if (ret) - platform_driver_unregister(&imacfb_driver); - } - return ret; -} -module_init(imacfb_init); - -MODULE_LICENSE("GPL"); diff --git a/drivers/video/intelfb/intelfb.h b/drivers/video/intelfb/intelfb.h index 3325fbd68ab..a50bea61480 100644 --- a/drivers/video/intelfb/intelfb.h +++ b/drivers/video/intelfb/intelfb.h @@ -12,9 +12,9 @@ #endif /*** Version/name ***/ -#define INTELFB_VERSION "0.9.5" +#define INTELFB_VERSION "0.9.6" #define INTELFB_MODULE_NAME "intelfb" -#define SUPPORTED_CHIPSETS "830M/845G/852GM/855GM/865G/915G/915GM/945G/945GM/965G/965GM" +#define SUPPORTED_CHIPSETS "830M/845G/852GM/855GM/865G/915G/915GM/945G/945GM/945GME/965G/965GM" /*** Debug/feature defines ***/ @@ -58,6 +58,7 @@ #define PCI_DEVICE_ID_INTEL_915GM 0x2592 #define PCI_DEVICE_ID_INTEL_945G 0x2772 #define PCI_DEVICE_ID_INTEL_945GM 0x27A2 +#define PCI_DEVICE_ID_INTEL_945GME 0x27AE #define PCI_DEVICE_ID_INTEL_965G 0x29A2 #define PCI_DEVICE_ID_INTEL_965GM 0x2A02 @@ -160,6 +161,7 @@ enum intel_chips { INTEL_915GM, INTEL_945G, INTEL_945GM, + INTEL_945GME, INTEL_965G, INTEL_965GM, }; @@ -363,6 +365,7 @@ struct intelfb_info { ((dinfo)->chipset == INTEL_915GM) || \ ((dinfo)->chipset == INTEL_945G) || \ ((dinfo)->chipset == INTEL_945GM) || \ + ((dinfo)->chipset == INTEL_945GME) || \ ((dinfo)->chipset == INTEL_965G) || \ ((dinfo)->chipset == INTEL_965GM)) diff --git a/drivers/video/intelfb/intelfb_i2c.c b/drivers/video/intelfb/intelfb_i2c.c index fcf9fadbf57..5d896b81f4e 100644 --- a/drivers/video/intelfb/intelfb_i2c.c +++ b/drivers/video/intelfb/intelfb_i2c.c @@ -171,6 +171,7 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo) /* has some LVDS + tv-out */ case INTEL_945G: case INTEL_945GM: + case INTEL_945GME: case INTEL_965G: case INTEL_965GM: /* SDVO ports have a single control bus - 2 devices */ diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index e44303f9bc5..a09e2364935 100644 --- a/drivers/video/intelfb/intelfbdrv.c +++ b/drivers/video/intelfb/intelfbdrv.c @@ -2,7 +2,7 @@ * intelfb * * Linux framebuffer driver for Intel(R) 830M/845G/852GM/855GM/865G/915G/915GM/ - * 945G/945GM/965G/965GM integrated graphics chips. + * 945G/945GM/945GME/965G/965GM integrated graphics chips. * * Copyright © 2002, 2003 David Dawes <dawes@xfree86.org> * 2004 Sylvain Meyer @@ -102,6 +102,9 @@ * * 04/2008 - Version 0.9.5 * Add support for 965G/965GM. (Maik Broemme <mbroemme@plusserver.de>) + * + * 08/2008 - Version 0.9.6 + * Add support for 945GME. (Phil Endecott <spam_from_intelfb@chezphil.org>) */ #include <linux/module.h> @@ -183,6 +186,7 @@ static struct pci_device_id intelfb_pci_table[] __devinitdata = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_915GM, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_915GM }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_945G, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_945G }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_945GM, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_945GM }, + { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_945GME, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_945GME }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_965G, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_965G }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_965GM, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, INTELFB_CLASS_MASK, INTEL_965GM }, { 0, } @@ -555,6 +559,7 @@ static int __devinit intelfb_pci_register(struct pci_dev *pdev, (ent->device == PCI_DEVICE_ID_INTEL_915GM) || (ent->device == PCI_DEVICE_ID_INTEL_945G) || (ent->device == PCI_DEVICE_ID_INTEL_945GM) || + (ent->device == PCI_DEVICE_ID_INTEL_945GME) || (ent->device == PCI_DEVICE_ID_INTEL_965G) || (ent->device == PCI_DEVICE_ID_INTEL_965GM)) { diff --git a/drivers/video/intelfb/intelfbhw.c b/drivers/video/intelfb/intelfbhw.c index 8e6d6a4db0a..8b26b27c2db 100644 --- a/drivers/video/intelfb/intelfbhw.c +++ b/drivers/video/intelfb/intelfbhw.c @@ -143,6 +143,12 @@ int intelfbhw_get_chipset(struct pci_dev *pdev, struct intelfb_info *dinfo) dinfo->mobile = 1; dinfo->pll_index = PLLS_I9xx; return 0; + case PCI_DEVICE_ID_INTEL_945GME: + dinfo->name = "Intel(R) 945GME"; + dinfo->chipset = INTEL_945GME; + dinfo->mobile = 1; + dinfo->pll_index = PLLS_I9xx; + return 0; case PCI_DEVICE_ID_INTEL_965G: dinfo->name = "Intel(R) 965G"; dinfo->chipset = INTEL_965G; @@ -186,6 +192,7 @@ int intelfbhw_get_memory(struct pci_dev *pdev, int *aperture_size, case PCI_DEVICE_ID_INTEL_915GM: case PCI_DEVICE_ID_INTEL_945G: case PCI_DEVICE_ID_INTEL_945GM: + case PCI_DEVICE_ID_INTEL_945GME: case PCI_DEVICE_ID_INTEL_965G: case PCI_DEVICE_ID_INTEL_965GM: /* 915, 945 and 965 chipsets support a 256MB aperture. diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c index c0213620279..8e7a275df50 100644 --- a/drivers/video/matrox/matroxfb_base.c +++ b/drivers/video/matrox/matroxfb_base.c @@ -1453,6 +1453,13 @@ static struct board { MGA_G100, &vbG100, "MGA-G100 (AGP)"}, + {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200EV_PCI, 0xFF, + 0, 0, + DEVF_G200, + 230000, + MGA_G200, + &vbG200, + "MGA-G200eV (PCI)"}, {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, 0xFF, 0, 0, DEVF_G200, @@ -2118,6 +2125,8 @@ static struct pci_device_id matroxfb_devices[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G100_AGP, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200EV_PCI, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, diff --git a/drivers/video/metronomefb.c b/drivers/video/metronomefb.c index afeed0611e3..df1f757a616 100644 --- a/drivers/video/metronomefb.c +++ b/drivers/video/metronomefb.c @@ -188,7 +188,7 @@ static int __devinit load_waveform(u8 *mem, size_t size, int m, int t, epd_frame_table[par->dt].wfm_size = user_wfm_size; if (size != epd_frame_table[par->dt].wfm_size) { - dev_err(dev, "Error: unexpected size %d != %d\n", size, + dev_err(dev, "Error: unexpected size %Zd != %d\n", size, epd_frame_table[par->dt].wfm_size); return -EINVAL; } diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c index 25172b2a2a9..bfb802d26d5 100644 --- a/drivers/video/neofb.c +++ b/drivers/video/neofb.c @@ -426,11 +426,11 @@ static void vgaHWProtect(int on) { unsigned char tmp; + tmp = vga_rseq(NULL, 0x01); if (on) { /* * Turn off screen and disable sequencer. */ - tmp = vga_rseq(NULL, 0x01); vga_wseq(NULL, 0x00, 0x01); /* Synchronous Reset */ vga_wseq(NULL, 0x01, tmp | 0x20); /* disable the display */ @@ -439,7 +439,6 @@ static void vgaHWProtect(int on) /* * Reenable sequencer, then turn on screen. */ - tmp = vga_rseq(NULL, 0x01); vga_wseq(NULL, 0x01, tmp & ~0x20); /* reenable display */ vga_wseq(NULL, 0x00, 0x03); /* clear synchronousreset */ @@ -558,14 +557,12 @@ neofb_open(struct fb_info *info, int user) { struct neofb_par *par = info->par; - mutex_lock(&par->open_lock); if (!par->ref_count) { memset(&par->state, 0, sizeof(struct vgastate)); par->state.flags = VGA_SAVE_MODE | VGA_SAVE_FONTS; save_vga(&par->state); } par->ref_count++; - mutex_unlock(&par->open_lock); return 0; } @@ -575,16 +572,13 @@ neofb_release(struct fb_info *info, int user) { struct neofb_par *par = info->par; - mutex_lock(&par->open_lock); - if (!par->ref_count) { - mutex_unlock(&par->open_lock); + if (!par->ref_count) return -EINVAL; - } + if (par->ref_count == 1) { restore_vga(&par->state); } par->ref_count--; - mutex_unlock(&par->open_lock); return 0; } @@ -648,10 +642,10 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) var->blue.msb_right = 0; var->transp.msb_right = 0; + var->transp.offset = 0; + var->transp.length = 0; switch (var->bits_per_pixel) { case 8: /* PSEUDOCOLOUR, 256 */ - var->transp.offset = 0; - var->transp.length = 0; var->red.offset = 0; var->red.length = 8; var->green.offset = 0; @@ -661,8 +655,6 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) break; case 16: /* DIRECTCOLOUR, 64k */ - var->transp.offset = 0; - var->transp.length = 0; var->red.offset = 11; var->red.length = 5; var->green.offset = 5; @@ -672,8 +664,6 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) break; case 24: /* TRUECOLOUR, 16m */ - var->transp.offset = 0; - var->transp.length = 0; var->red.offset = 16; var->red.length = 8; var->green.offset = 8; @@ -704,8 +694,6 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) if (vramlen > 4 * 1024 * 1024) vramlen = 4 * 1024 * 1024; - if (var->yres_virtual < var->yres) - var->yres_virtual = var->yres; if (var->xres_virtual < var->xres) var->xres_virtual = var->xres; @@ -722,8 +710,6 @@ neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) if it was possible. We should return -EINVAL, but I disagree */ if (var->yres_virtual < var->yres) var->yres = var->yres_virtual; - if (var->xres_virtual < var->xres) - var->xres = var->xres_virtual; if (var->xoffset + var->xres > var->xres_virtual) var->xoffset = var->xres_virtual - var->xres; if (var->yoffset + var->yres > var->yres_virtual) @@ -1186,8 +1172,11 @@ static int neofb_set_par(struct fb_info *info) return 0; } -static void neofb_update_start(struct fb_info *info, - struct fb_var_screeninfo *var) +/* + * Pan or Wrap the Display + */ +static int neofb_pan_display(struct fb_var_screeninfo *var, + struct fb_info *info) { struct neofb_par *par = info->par; struct vgastate *state = &par->state; @@ -1216,35 +1205,7 @@ static void neofb_update_start(struct fb_info *info, vga_wgfx(state->vgabase, 0x0E, (((Base >> 16) & 0x0f) | (oldExtCRTDispAddr & 0xf0))); neoLock(state); -} - -/* - * Pan or Wrap the Display - */ -static int neofb_pan_display(struct fb_var_screeninfo *var, - struct fb_info *info) -{ - u_int y_bottom; - - y_bottom = var->yoffset; - - if (!(var->vmode & FB_VMODE_YWRAP)) - y_bottom += var->yres; - if (var->xoffset > (var->xres_virtual - var->xres)) - return -EINVAL; - if (y_bottom > info->var.yres_virtual) - return -EINVAL; - - neofb_update_start(info, var); - - info->var.xoffset = var->xoffset; - info->var.yoffset = var->yoffset; - - if (var->vmode & FB_VMODE_YWRAP) - info->var.vmode |= FB_VMODE_YWRAP; - else - info->var.vmode &= ~FB_VMODE_YWRAP; return 0; } @@ -1992,7 +1953,6 @@ static struct fb_info *__devinit neo_alloc_fb_info(struct pci_dev *dev, const st info->fix.accel = id->driver_data; - mutex_init(&par->open_lock); par->pci_burst = !nopciburst; par->lcd_stretch = !nostretch; par->libretto = libretto; diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c index 6efcf89e7fb..dfb72f5e4c9 100644 --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -156,7 +156,7 @@ struct resmap { }; static struct { - u32 base; + void __iomem *base; struct omapfb_mem_desc mem_desc; struct resmap *res_map[DISPC_MEMTYPE_NUM]; @@ -212,9 +212,9 @@ static void enable_rfbi_mode(int enable) dispc_write_reg(DISPC_CONTROL, l); /* Set bypass mode in RFBI module */ - l = __raw_readl(io_p2v(RFBI_CONTROL)); + l = __raw_readl(IO_ADDRESS(RFBI_CONTROL)); l |= enable ? 0 : (1 << 1); - __raw_writel(l, io_p2v(RFBI_CONTROL)); + __raw_writel(l, IO_ADDRESS(RFBI_CONTROL)); } static void set_lcd_data_lines(int data_lines) @@ -1349,14 +1349,19 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode, memset(&dispc, 0, sizeof(dispc)); - dispc.base = io_p2v(DISPC_BASE); + dispc.base = ioremap(DISPC_BASE, SZ_1K); + if (!dispc.base) { + dev_err(fbdev->dev, "can't ioremap DISPC\n"); + return -ENOMEM; + } + dispc.fbdev = fbdev; dispc.ext_mode = ext_mode; init_completion(&dispc.frame_done); if ((r = get_dss_clocks()) < 0) - return r; + goto fail0; enable_interface_clocks(1); enable_lcd_clocks(1); @@ -1414,7 +1419,7 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode, } /* L3 firewall setting: enable access to OCM RAM */ - __raw_writel(0x402000b0, io_p2v(0x680050a0)); + __raw_writel(0x402000b0, IO_ADDRESS(0x680050a0)); if ((r = alloc_palette_ram()) < 0) goto fail2; @@ -1464,7 +1469,8 @@ fail1: enable_lcd_clocks(0); enable_interface_clocks(0); put_dss_clocks(); - +fail0: + iounmap(dispc.base); return r; } @@ -1481,6 +1487,7 @@ static void omap_dispc_cleanup(void) free_irq(INT_24XX_DSS_IRQ, dispc.fbdev); enable_interface_clocks(0); put_dss_clocks(); + iounmap(dispc.base); } const struct lcd_ctrl omap2_int_ctrl = { diff --git a/drivers/video/omap/dispc.h b/drivers/video/omap/dispc.h index eb1512b56ce..ef720a78f6d 100644 --- a/drivers/video/omap/dispc.h +++ b/drivers/video/omap/dispc.h @@ -40,4 +40,6 @@ extern void omap_dispc_enable_digit_out(int enable); extern int omap_dispc_request_irq(void (*callback)(void *data), void *data); extern void omap_dispc_free_irq(void); +extern const struct lcd_ctrl omap2_int_ctrl; + #endif diff --git a/drivers/video/omap/lcd_h4.c b/drivers/video/omap/lcd_h4.c index 88c19d424ef..6ff56430341 100644 --- a/drivers/video/omap/lcd_h4.c +++ b/drivers/video/omap/lcd_h4.c @@ -47,7 +47,7 @@ static unsigned long h4_panel_get_caps(struct lcd_panel *panel) return 0; } -struct lcd_panel h4_panel = { +static struct lcd_panel h4_panel = { .name = "h4", .config = OMAP_LCDC_PANEL_TFT, @@ -91,7 +91,7 @@ static int h4_panel_resume(struct platform_device *pdev) return 0; } -struct platform_driver h4_panel_driver = { +static struct platform_driver h4_panel_driver = { .probe = h4_panel_probe, .remove = h4_panel_remove, .suspend = h4_panel_suspend, diff --git a/drivers/video/omap/lcd_inn1610.c b/drivers/video/omap/lcd_inn1610.c index 6a42c6a0cd9..4c4f7ee6d73 100644 --- a/drivers/video/omap/lcd_inn1610.c +++ b/drivers/video/omap/lcd_inn1610.c @@ -32,43 +32,43 @@ static int innovator1610_panel_init(struct lcd_panel *panel, { int r = 0; - if (omap_request_gpio(14)) { + if (gpio_request(14, "lcd_en0")) { pr_err(MODULE_NAME ": can't request GPIO 14\n"); r = -1; goto exit; } - if (omap_request_gpio(15)) { + if (gpio_request(15, "lcd_en1")) { pr_err(MODULE_NAME ": can't request GPIO 15\n"); - omap_free_gpio(14); + gpio_free(14); r = -1; goto exit; } /* configure GPIO(14, 15) as outputs */ - omap_set_gpio_direction(14, 0); - omap_set_gpio_direction(15, 0); + gpio_direction_output(14, 0); + gpio_direction_output(15, 0); exit: return r; } static void innovator1610_panel_cleanup(struct lcd_panel *panel) { - omap_free_gpio(15); - omap_free_gpio(14); + gpio_free(15); + gpio_free(14); } static int innovator1610_panel_enable(struct lcd_panel *panel) { /* set GPIO14 and GPIO15 high */ - omap_set_gpio_dataout(14, 1); - omap_set_gpio_dataout(15, 1); + gpio_set_value(14, 1); + gpio_set_value(15, 1); return 0; } static void innovator1610_panel_disable(struct lcd_panel *panel) { /* set GPIO13, GPIO14 and GPIO15 low */ - omap_set_gpio_dataout(14, 0); - omap_set_gpio_dataout(15, 0); + gpio_set_value(14, 0); + gpio_set_value(15, 0); } static unsigned long innovator1610_panel_get_caps(struct lcd_panel *panel) diff --git a/drivers/video/omap/lcd_osk.c b/drivers/video/omap/lcd_osk.c index a4a725f427a..379c96d36da 100644 --- a/drivers/video/omap/lcd_osk.c +++ b/drivers/video/omap/lcd_osk.c @@ -29,6 +29,7 @@ static int osk_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev) { + /* gpio2 was allocated in board init */ return 0; } @@ -47,11 +48,8 @@ static int osk_panel_enable(struct lcd_panel *panel) /* Set PWL level */ omap_writeb(0xFF, OMAP_PWL_ENABLE); - /* configure GPIO2 as output */ - omap_set_gpio_direction(2, 0); - - /* set GPIO2 high */ - omap_set_gpio_dataout(2, 1); + /* set GPIO2 high (lcd power enabled) */ + gpio_set_value(2, 1); return 0; } @@ -65,7 +63,7 @@ static void osk_panel_disable(struct lcd_panel *panel) omap_writeb(0x00, OMAP_PWL_CLK_ENABLE); /* set GPIO2 low */ - omap_set_gpio_dataout(2, 0); + gpio_set_value(2, 0); } static unsigned long osk_panel_get_caps(struct lcd_panel *panel) diff --git a/drivers/video/omap/lcd_sx1.c b/drivers/video/omap/lcd_sx1.c index caa6a896cb8..e55de201b8f 100644 --- a/drivers/video/omap/lcd_sx1.c +++ b/drivers/video/omap/lcd_sx1.c @@ -81,21 +81,21 @@ static void epson_sendbyte(int flag, unsigned char byte) int i, shifter = 0x80; if (!flag) - omap_set_gpio_dataout(_A_LCD_SSC_A0, 0); + gpio_set_value(_A_LCD_SSC_A0, 0); mdelay(2); - omap_set_gpio_dataout(A_LCD_SSC_RD, 1); + gpio_set_value(A_LCD_SSC_RD, 1); - omap_set_gpio_dataout(A_LCD_SSC_SD, flag); + gpio_set_value(A_LCD_SSC_SD, flag); OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2200); OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2202); for (i = 0; i < 8; i++) { OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2200); - omap_set_gpio_dataout(A_LCD_SSC_SD, shifter & byte); + gpio_set_value(A_LCD_SSC_SD, shifter & byte); OMAP_MCBSP_WRITE(OMAP1510_MCBSP3_BASE, PCR0, 0x2202); shifter >>= 1; } - omap_set_gpio_dataout(_A_LCD_SSC_A0, 1); + gpio_set_value(_A_LCD_SSC_A0, 1); } static void init_system(void) @@ -107,25 +107,18 @@ static void init_system(void) static void setup_GPIO(void) { /* new wave */ - omap_request_gpio(A_LCD_SSC_RD); - omap_request_gpio(A_LCD_SSC_SD); - omap_request_gpio(_A_LCD_RESET); - omap_request_gpio(_A_LCD_SSC_CS); - omap_request_gpio(_A_LCD_SSC_A0); - - /* set all GPIOs to output */ - omap_set_gpio_direction(A_LCD_SSC_RD, 0); - omap_set_gpio_direction(A_LCD_SSC_SD, 0); - omap_set_gpio_direction(_A_LCD_RESET, 0); - omap_set_gpio_direction(_A_LCD_SSC_CS, 0); - omap_set_gpio_direction(_A_LCD_SSC_A0, 0); - - /* set GPIO data */ - omap_set_gpio_dataout(A_LCD_SSC_RD, 1); - omap_set_gpio_dataout(A_LCD_SSC_SD, 0); - omap_set_gpio_dataout(_A_LCD_RESET, 0); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_A0, 1); + gpio_request(A_LCD_SSC_RD, "lcd_ssc_rd"); + gpio_request(A_LCD_SSC_SD, "lcd_ssc_sd"); + gpio_request(_A_LCD_RESET, "lcd_reset"); + gpio_request(_A_LCD_SSC_CS, "lcd_ssc_cs"); + gpio_request(_A_LCD_SSC_A0, "lcd_ssc_a0"); + + /* set GPIOs to output, with initial data */ + gpio_direction_output(A_LCD_SSC_RD, 1); + gpio_direction_output(A_LCD_SSC_SD, 0); + gpio_direction_output(_A_LCD_RESET, 0); + gpio_direction_output(_A_LCD_SSC_CS, 1); + gpio_direction_output(_A_LCD_SSC_A0, 1); } static void display_init(void) @@ -139,61 +132,61 @@ static void display_init(void) mdelay(2); /* reset LCD */ - omap_set_gpio_dataout(A_LCD_SSC_SD, 1); + gpio_set_value(A_LCD_SSC_SD, 1); epson_sendbyte(0, 0x25); - omap_set_gpio_dataout(_A_LCD_RESET, 0); + gpio_set_value(_A_LCD_RESET, 0); mdelay(10); - omap_set_gpio_dataout(_A_LCD_RESET, 1); + gpio_set_value(_A_LCD_RESET, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 1); mdelay(2); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD, phase 1 */ epson_sendbyte(0, 0xCA); for (i = 0; i < 10; i++) epson_sendbyte(1, INIT_1[i]); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 2 */ epson_sendbyte(0, 0xCB); for (i = 0; i < 125; i++) epson_sendbyte(1, INIT_2[i]); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 2a */ epson_sendbyte(0, 0xCC); for (i = 0; i < 14; i++) epson_sendbyte(1, INIT_3[i]); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 3 */ epson_sendbyte(0, 0xBC); epson_sendbyte(1, 0x08); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 4 */ epson_sendbyte(0, 0x07); epson_sendbyte(1, 0x05); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 5 */ epson_sendbyte(0, 0x94); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 6 */ epson_sendbyte(0, 0xC6); epson_sendbyte(1, 0x80); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 1); mdelay(100); /* used to be 1000 */ - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 7 */ epson_sendbyte(0, 0x16); @@ -201,8 +194,8 @@ static void display_init(void) epson_sendbyte(1, 0x00); epson_sendbyte(1, 0xB1); epson_sendbyte(1, 0x00); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 8 */ epson_sendbyte(0, 0x76); @@ -210,12 +203,12 @@ static void display_init(void) epson_sendbyte(1, 0x00); epson_sendbyte(1, 0xDB); epson_sendbyte(1, 0x00); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 0); /* init LCD phase 9 */ epson_sendbyte(0, 0xAF); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 1); } static int sx1_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev) @@ -231,18 +224,18 @@ static void sx1_panel_disable(struct lcd_panel *panel) { printk(KERN_INFO "SX1: LCD panel disable\n"); sx1_setmmipower(0); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 1); epson_sendbyte(0, 0x25); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 0); epson_sendbyte(0, 0xAE); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 1); mdelay(100); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 0); + gpio_set_value(_A_LCD_SSC_CS, 0); epson_sendbyte(0, 0x95); - omap_set_gpio_dataout(_A_LCD_SSC_CS, 1); + gpio_set_value(_A_LCD_SSC_CS, 1); } static int sx1_panel_enable(struct lcd_panel *panel) diff --git a/drivers/video/omap/lcdc.c b/drivers/video/omap/lcdc.c index 83514f06671..6e2ea751876 100644 --- a/drivers/video/omap/lcdc.c +++ b/drivers/video/omap/lcdc.c @@ -34,6 +34,8 @@ #include <asm/mach-types.h> +#include "lcdc.h" + #define MODULE_NAME "lcdc" #define OMAP_LCDC_BASE 0xfffec000 diff --git a/drivers/video/omap/lcdc.h b/drivers/video/omap/lcdc.h index adb731e5314..845222270db 100644 --- a/drivers/video/omap/lcdc.h +++ b/drivers/video/omap/lcdc.h @@ -4,4 +4,6 @@ int omap_lcdc_set_dma_callback(void (*callback)(void *data), void *data); void omap_lcdc_free_dma_callback(void); +extern const struct lcd_ctrl omap1_int_ctrl; + #endif diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c index 51a138bd113..5a5e407dc45 100644 --- a/drivers/video/omap/omapfb_main.c +++ b/drivers/video/omap/omapfb_main.c @@ -31,11 +31,14 @@ #include <mach/dma.h> #include <mach/omapfb.h> +#include "lcdc.h" +#include "dispc.h" + #define MODULE_NAME "omapfb" static unsigned int def_accel; static unsigned long def_vram[OMAPFB_PLANE_NUM]; -static int def_vram_cnt; +static unsigned int def_vram_cnt; static unsigned long def_vxres; static unsigned long def_vyres; static unsigned int def_rotate; @@ -84,12 +87,10 @@ static struct caps_table_struct color_caps[] = { * LCD panel * --------------------------------------------------------------------------- */ -extern struct lcd_ctrl omap1_int_ctrl; -extern struct lcd_ctrl omap2_int_ctrl; extern struct lcd_ctrl hwa742_ctrl; extern struct lcd_ctrl blizzard_ctrl; -static struct lcd_ctrl *ctrls[] = { +static const struct lcd_ctrl *ctrls[] = { #ifdef CONFIG_ARCH_OMAP1 &omap1_int_ctrl, #else @@ -740,7 +741,7 @@ static int omapfb_update_win(struct fb_info *fbi, int ret; omapfb_rqueue_lock(plane->fbdev); - ret = omapfb_update_window_async(fbi, win, NULL, 0); + ret = omapfb_update_window_async(fbi, win, NULL, NULL); omapfb_rqueue_unlock(plane->fbdev); return ret; @@ -768,7 +769,7 @@ static int omapfb_update_full_screen(struct fb_info *fbi) win.format = 0; omapfb_rqueue_lock(fbdev); - r = fbdev->ctrl->update_window(fbi, &win, NULL, 0); + r = fbdev->ctrl->update_window(fbi, &win, NULL, NULL); omapfb_rqueue_unlock(fbdev); return r; @@ -1047,7 +1048,7 @@ void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval) win.height = 2; win.out_width = 2; win.out_height = 2; - fbdev->ctrl->update_window(fbdev->fb_info[0], &win, NULL, 0); + fbdev->ctrl->update_window(fbdev->fb_info[0], &win, NULL, NULL); } omapfb_rqueue_unlock(fbdev); } diff --git a/drivers/video/omap/rfbi.c b/drivers/video/omap/rfbi.c index 4a6f13d3fac..a13c8dcad2a 100644 --- a/drivers/video/omap/rfbi.c +++ b/drivers/video/omap/rfbi.c @@ -59,7 +59,7 @@ #define DISPC_CONTROL 0x0040 static struct { - u32 base; + void __iomem *base; void (*lcdc_callback)(void *data); void *lcdc_callback_data; unsigned long l4_khz; @@ -518,7 +518,11 @@ static int rfbi_init(struct omapfb_device *fbdev) int r; rfbi.fbdev = fbdev; - rfbi.base = io_p2v(RFBI_BASE); + rfbi.base = ioremap(RFBI_BASE, SZ_1K); + if (!rfbi.base) { + dev_err(fbdev->dev, "can't ioremap RFBI\n"); + return -ENOMEM; + } if ((r = rfbi_get_clocks()) < 0) return r; @@ -566,6 +570,7 @@ static void rfbi_cleanup(void) { omap_dispc_free_irq(); rfbi_put_clocks(); + iounmap(rfbi.base); } const struct lcd_ctrl_extif omap2_ext_if = { diff --git a/drivers/video/omap/sossi.c b/drivers/video/omap/sossi.c index 6359353c2c6..a7694622024 100644 --- a/drivers/video/omap/sossi.c +++ b/drivers/video/omap/sossi.c @@ -574,7 +574,12 @@ static int sossi_init(struct omapfb_device *fbdev) struct clk *dpll1out_ck; int r; - sossi.base = (void __iomem *)IO_ADDRESS(OMAP_SOSSI_BASE); + sossi.base = ioremap(OMAP_SOSSI_BASE, SZ_1K); + if (!sossi.base) { + dev_err(fbdev->dev, "can't ioremap SoSSI\n"); + return -ENOMEM; + } + sossi.fbdev = fbdev; spin_lock_init(&sossi.lock); @@ -665,6 +670,7 @@ static void sossi_cleanup(void) { omap_lcdc_free_dma_callback(); clk_put(sossi.fck); + iounmap(sossi.base); } struct lcd_ctrl_extif omap1_ext_if = { diff --git a/drivers/video/s1d13xxxfb.c b/drivers/video/s1d13xxxfb.c index b829dc7c5ed..a7b01d2724b 100644 --- a/drivers/video/s1d13xxxfb.c +++ b/drivers/video/s1d13xxxfb.c @@ -50,6 +50,11 @@ #define dbg(fmt, args...) do { } while (0) #endif +static const int __devinitconst s1d13xxxfb_revisions[] = { + S1D13506_CHIP_REV, /* Rev.4 on HP Jornada 7xx S1D13506 */ + S1D13806_CHIP_REV, /* Rev.7 on .. */ +}; + /* * Here we define the default struct fb_fix_screeninfo */ @@ -538,6 +543,7 @@ s1d13xxxfb_probe(struct platform_device *pdev) struct fb_info *info; struct s1d13xxxfb_pdata *pdata = NULL; int ret = 0; + int i; u8 revision; dbg("probe called: device is %p\n", pdev); @@ -607,10 +613,19 @@ s1d13xxxfb_probe(struct platform_device *pdev) goto bail; } - revision = s1d13xxxfb_readreg(default_par, S1DREG_REV_CODE); - if ((revision >> 2) != S1D_CHIP_REV) { - printk(KERN_INFO PFX "chip not found: %i\n", (revision >> 2)); - ret = -ENODEV; + revision = s1d13xxxfb_readreg(default_par, S1DREG_REV_CODE) >> 2; + + ret = -ENODEV; + + for (i = 0; i < ARRAY_SIZE(s1d13xxxfb_revisions); i++) { + if (revision == s1d13xxxfb_revisions[i]) + ret = 0; + } + + if (!ret) + printk(KERN_INFO PFX "chip revision %i\n", revision); + else { + printk(KERN_INFO PFX "unknown chip revision %i\n", revision); goto bail; } diff --git a/drivers/video/tdfxfb.c b/drivers/video/tdfxfb.c index 4599a4385bc..14bd3f3680b 100644 --- a/drivers/video/tdfxfb.c +++ b/drivers/video/tdfxfb.c @@ -1195,57 +1195,58 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev, return -ENOMEM; default_par = info->par; + info->fix = tdfx_fix; /* Configure the default fb_fix_screeninfo first */ switch (pdev->device) { case PCI_DEVICE_ID_3DFX_BANSHEE: - strcpy(tdfx_fix.id, "3Dfx Banshee"); + strcpy(info->fix.id, "3Dfx Banshee"); default_par->max_pixclock = BANSHEE_MAX_PIXCLOCK; break; case PCI_DEVICE_ID_3DFX_VOODOO3: - strcpy(tdfx_fix.id, "3Dfx Voodoo3"); + strcpy(info->fix.id, "3Dfx Voodoo3"); default_par->max_pixclock = VOODOO3_MAX_PIXCLOCK; break; case PCI_DEVICE_ID_3DFX_VOODOO5: - strcpy(tdfx_fix.id, "3Dfx Voodoo5"); + strcpy(info->fix.id, "3Dfx Voodoo5"); default_par->max_pixclock = VOODOO5_MAX_PIXCLOCK; break; } - tdfx_fix.mmio_start = pci_resource_start(pdev, 0); - tdfx_fix.mmio_len = pci_resource_len(pdev, 0); - if (!request_mem_region(tdfx_fix.mmio_start, tdfx_fix.mmio_len, + info->fix.mmio_start = pci_resource_start(pdev, 0); + info->fix.mmio_len = pci_resource_len(pdev, 0); + if (!request_mem_region(info->fix.mmio_start, info->fix.mmio_len, "tdfx regbase")) { printk(KERN_ERR "tdfxfb: Can't reserve regbase\n"); goto out_err; } default_par->regbase_virt = - ioremap_nocache(tdfx_fix.mmio_start, tdfx_fix.mmio_len); + ioremap_nocache(info->fix.mmio_start, info->fix.mmio_len); if (!default_par->regbase_virt) { printk(KERN_ERR "fb: Can't remap %s register area.\n", - tdfx_fix.id); + info->fix.id); goto out_err_regbase; } - tdfx_fix.smem_start = pci_resource_start(pdev, 1); - tdfx_fix.smem_len = do_lfb_size(default_par, pdev->device); - if (!tdfx_fix.smem_len) { - printk(KERN_ERR "fb: Can't count %s memory.\n", tdfx_fix.id); + info->fix.smem_start = pci_resource_start(pdev, 1); + info->fix.smem_len = do_lfb_size(default_par, pdev->device); + if (!info->fix.smem_len) { + printk(KERN_ERR "fb: Can't count %s memory.\n", info->fix.id); goto out_err_regbase; } - if (!request_mem_region(tdfx_fix.smem_start, + if (!request_mem_region(info->fix.smem_start, pci_resource_len(pdev, 1), "tdfx smem")) { printk(KERN_ERR "tdfxfb: Can't reserve smem\n"); goto out_err_regbase; } - info->screen_base = ioremap_nocache(tdfx_fix.smem_start, - tdfx_fix.smem_len); + info->screen_base = ioremap_nocache(info->fix.smem_start, + info->fix.smem_len); if (!info->screen_base) { printk(KERN_ERR "fb: Can't remap %s framebuffer.\n", - tdfx_fix.id); + info->fix.id); goto out_err_screenbase; } @@ -1257,20 +1258,19 @@ static int __devinit tdfxfb_probe(struct pci_dev *pdev, goto out_err_screenbase; } - printk(KERN_INFO "fb: %s memory = %dK\n", tdfx_fix.id, - tdfx_fix.smem_len >> 10); + printk(KERN_INFO "fb: %s memory = %dK\n", info->fix.id, + info->fix.smem_len >> 10); default_par->mtrr_handle = -1; if (!nomtrr) default_par->mtrr_handle = - mtrr_add(tdfx_fix.smem_start, tdfx_fix.smem_len, + mtrr_add(info->fix.smem_start, info->fix.smem_len, MTRR_TYPE_WRCOMB, 1); - tdfx_fix.ypanstep = nopan ? 0 : 1; - tdfx_fix.ywrapstep = nowrap ? 0 : 1; + info->fix.ypanstep = nopan ? 0 : 1; + info->fix.ywrapstep = nowrap ? 0 : 1; info->fbops = &tdfxfb_ops; - info->fix = tdfx_fix; info->pseudo_palette = default_par->palette; info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; #ifdef CONFIG_FB_3DFX_ACCEL @@ -1323,14 +1323,14 @@ out_err_iobase: out_err_screenbase: if (info->screen_base) iounmap(info->screen_base); - release_mem_region(tdfx_fix.smem_start, pci_resource_len(pdev, 1)); + release_mem_region(info->fix.smem_start, pci_resource_len(pdev, 1)); out_err_regbase: /* * Cleanup after anything that was remapped/allocated. */ if (default_par->regbase_virt) iounmap(default_par->regbase_virt); - release_mem_region(tdfx_fix.mmio_start, tdfx_fix.mmio_len); + release_mem_region(info->fix.mmio_start, info->fix.mmio_len); out_err: framebuffer_release(info); return -ENXIO; diff --git a/drivers/video/tmiofb.c b/drivers/video/tmiofb.c new file mode 100644 index 00000000000..2a380011e9b --- /dev/null +++ b/drivers/video/tmiofb.c @@ -0,0 +1,1050 @@ +/* + * Frame Buffer Device for Toshiba Mobile IO(TMIO) controller + * + * Copyright(C) 2005-2006 Chris Humbert + * Copyright(C) 2005 Dirk Opfer + * Copytight(C) 2007,2008 Dmitry Baryshkov + * + * Based on: + * drivers/video/w100fb.c + * code written by Sharp/Lineo for 2.4 kernels + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation; + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/interrupt.h> +#include <linux/delay.h> +/* Why should fb driver call console functions? because acquire_console_sem() */ +#include <linux/console.h> +#include <linux/mfd/core.h> +#include <linux/mfd/tmio.h> +#include <linux/uaccess.h> + +/* + * accelerator commands + */ +#define TMIOFB_ACC_CSADR(x) (0x00000000 | ((x) & 0x001ffffe)) +#define TMIOFB_ACC_CHPIX(x) (0x01000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_CVPIX(x) (0x02000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_PSADR(x) (0x03000000 | ((x) & 0x00fffffe)) +#define TMIOFB_ACC_PHPIX(x) (0x04000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_PVPIX(x) (0x05000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_PHOFS(x) (0x06000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_PVOFS(x) (0x07000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_POADR(x) (0x08000000 | ((x) & 0x00fffffe)) +#define TMIOFB_ACC_RSTR(x) (0x09000000 | ((x) & 0x000000ff)) +#define TMIOFB_ACC_TCLOR(x) (0x0A000000 | ((x) & 0x0000ffff)) +#define TMIOFB_ACC_FILL(x) (0x0B000000 | ((x) & 0x0000ffff)) +#define TMIOFB_ACC_DSADR(x) (0x0C000000 | ((x) & 0x00fffffe)) +#define TMIOFB_ACC_SSADR(x) (0x0D000000 | ((x) & 0x00fffffe)) +#define TMIOFB_ACC_DHPIX(x) (0x0E000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_DVPIX(x) (0x0F000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_SHPIX(x) (0x10000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_SVPIX(x) (0x11000000 | ((x) & 0x000003ff)) +#define TMIOFB_ACC_LBINI(x) (0x12000000 | ((x) & 0x0000ffff)) +#define TMIOFB_ACC_LBK2(x) (0x13000000 | ((x) & 0x0000ffff)) +#define TMIOFB_ACC_SHBINI(x) (0x14000000 | ((x) & 0x0000ffff)) +#define TMIOFB_ACC_SHBK2(x) (0x15000000 | ((x) & 0x0000ffff)) +#define TMIOFB_ACC_SVBINI(x) (0x16000000 | ((x) & 0x0000ffff)) +#define TMIOFB_ACC_SVBK2(x) (0x17000000 | ((x) & 0x0000ffff)) + +#define TMIOFB_ACC_CMGO 0x20000000 +#define TMIOFB_ACC_CMGO_CEND 0x00000001 +#define TMIOFB_ACC_CMGO_INT 0x00000002 +#define TMIOFB_ACC_CMGO_CMOD 0x00000010 +#define TMIOFB_ACC_CMGO_CDVRV 0x00000020 +#define TMIOFB_ACC_CMGO_CDHRV 0x00000040 +#define TMIOFB_ACC_CMGO_RUND 0x00008000 +#define TMIOFB_ACC_SCGO 0x21000000 +#define TMIOFB_ACC_SCGO_CEND 0x00000001 +#define TMIOFB_ACC_SCGO_INT 0x00000002 +#define TMIOFB_ACC_SCGO_ROP3 0x00000004 +#define TMIOFB_ACC_SCGO_TRNS 0x00000008 +#define TMIOFB_ACC_SCGO_DVRV 0x00000010 +#define TMIOFB_ACC_SCGO_DHRV 0x00000020 +#define TMIOFB_ACC_SCGO_SVRV 0x00000040 +#define TMIOFB_ACC_SCGO_SHRV 0x00000080 +#define TMIOFB_ACC_SCGO_DSTXY 0x00008000 +#define TMIOFB_ACC_SBGO 0x22000000 +#define TMIOFB_ACC_SBGO_CEND 0x00000001 +#define TMIOFB_ACC_SBGO_INT 0x00000002 +#define TMIOFB_ACC_SBGO_DVRV 0x00000010 +#define TMIOFB_ACC_SBGO_DHRV 0x00000020 +#define TMIOFB_ACC_SBGO_SVRV 0x00000040 +#define TMIOFB_ACC_SBGO_SHRV 0x00000080 +#define TMIOFB_ACC_SBGO_SBMD 0x00000100 +#define TMIOFB_ACC_FLGO 0x23000000 +#define TMIOFB_ACC_FLGO_CEND 0x00000001 +#define TMIOFB_ACC_FLGO_INT 0x00000002 +#define TMIOFB_ACC_FLGO_ROP3 0x00000004 +#define TMIOFB_ACC_LDGO 0x24000000 +#define TMIOFB_ACC_LDGO_CEND 0x00000001 +#define TMIOFB_ACC_LDGO_INT 0x00000002 +#define TMIOFB_ACC_LDGO_ROP3 0x00000004 +#define TMIOFB_ACC_LDGO_ENDPX 0x00000008 +#define TMIOFB_ACC_LDGO_LVRV 0x00000010 +#define TMIOFB_ACC_LDGO_LHRV 0x00000020 +#define TMIOFB_ACC_LDGO_LDMOD 0x00000040 + +/* a FIFO is always allocated, even if acceleration is not used */ +#define TMIOFB_FIFO_SIZE 512 + +/* + * LCD Host Controller Configuration Register + * + * This iomem area supports only 16-bit IO. + */ +#define CCR_CMD 0x04 /* Command */ +#define CCR_REVID 0x08 /* Revision ID */ +#define CCR_BASEL 0x10 /* LCD Control Reg Base Addr Low */ +#define CCR_BASEH 0x12 /* LCD Control Reg Base Addr High */ +#define CCR_UGCC 0x40 /* Unified Gated Clock Control */ +#define CCR_GCC 0x42 /* Gated Clock Control */ +#define CCR_USC 0x50 /* Unified Software Clear */ +#define CCR_VRAMRTC 0x60 /* VRAM Timing Control */ + /* 0x61 VRAM Refresh Control */ +#define CCR_VRAMSAC 0x62 /* VRAM Access Control */ + /* 0x63 VRAM Status */ +#define CCR_VRAMBC 0x64 /* VRAM Block Control */ + +/* + * LCD Control Register + * + * This iomem area supports only 16-bit IO. + */ +#define LCR_UIS 0x000 /* Unified Interrupt Status */ +#define LCR_VHPN 0x008 /* VRAM Horizontal Pixel Number */ +#define LCR_CFSAL 0x00a /* Command FIFO Start Address Low */ +#define LCR_CFSAH 0x00c /* Command FIFO Start Address High */ +#define LCR_CFS 0x00e /* Command FIFO Size */ +#define LCR_CFWS 0x010 /* Command FIFO Writeable Size */ +#define LCR_BBIE 0x012 /* BitBLT Interrupt Enable */ +#define LCR_BBISC 0x014 /* BitBLT Interrupt Status and Clear */ +#define LCR_CCS 0x016 /* Command Count Status */ +#define LCR_BBES 0x018 /* BitBLT Execution Status */ +#define LCR_CMDL 0x01c /* Command Low */ +#define LCR_CMDH 0x01e /* Command High */ +#define LCR_CFC 0x022 /* Command FIFO Clear */ +#define LCR_CCIFC 0x024 /* CMOS Camera IF Control */ +#define LCR_HWT 0x026 /* Hardware Test */ +#define LCR_LCDCCRC 0x100 /* LCDC Clock and Reset Control */ +#define LCR_LCDCC 0x102 /* LCDC Control */ +#define LCR_LCDCOPC 0x104 /* LCDC Output Pin Control */ +#define LCR_LCDIS 0x108 /* LCD Interrupt Status */ +#define LCR_LCDIM 0x10a /* LCD Interrupt Mask */ +#define LCR_LCDIE 0x10c /* LCD Interrupt Enable */ +#define LCR_GDSAL 0x122 /* Graphics Display Start Address Low */ +#define LCR_GDSAH 0x124 /* Graphics Display Start Address High */ +#define LCR_VHPCL 0x12a /* VRAM Horizontal Pixel Count Low */ +#define LCR_VHPCH 0x12c /* VRAM Horizontal Pixel Count High */ +#define LCR_GM 0x12e /* Graphic Mode(VRAM access enable) */ +#define LCR_HT 0x140 /* Horizontal Total */ +#define LCR_HDS 0x142 /* Horizontal Display Start */ +#define LCR_HSS 0x144 /* H-Sync Start */ +#define LCR_HSE 0x146 /* H-Sync End */ +#define LCR_HNP 0x14c /* Horizontal Number of Pixels */ +#define LCR_VT 0x150 /* Vertical Total */ +#define LCR_VDS 0x152 /* Vertical Display Start */ +#define LCR_VSS 0x154 /* V-Sync Start */ +#define LCR_VSE 0x156 /* V-Sync End */ +#define LCR_CDLN 0x160 /* Current Display Line Number */ +#define LCR_ILN 0x162 /* Interrupt Line Number */ +#define LCR_SP 0x164 /* Sync Polarity */ +#define LCR_MISC 0x166 /* MISC(RGB565 mode) */ +#define LCR_VIHSS 0x16a /* Video Interface H-Sync Start */ +#define LCR_VIVS 0x16c /* Video Interface Vertical Start */ +#define LCR_VIVE 0x16e /* Video Interface Vertical End */ +#define LCR_VIVSS 0x170 /* Video Interface V-Sync Start */ +#define LCR_VCCIS 0x17e /* Video / CMOS Camera Interface Select */ +#define LCR_VIDWSAL 0x180 /* VI Data Write Start Address Low */ +#define LCR_VIDWSAH 0x182 /* VI Data Write Start Address High */ +#define LCR_VIDRSAL 0x184 /* VI Data Read Start Address Low */ +#define LCR_VIDRSAH 0x186 /* VI Data Read Start Address High */ +#define LCR_VIPDDST 0x188 /* VI Picture Data Display Start Timing */ +#define LCR_VIPDDET 0x186 /* VI Picture Data Display End Timing */ +#define LCR_VIE 0x18c /* Video Interface Enable */ +#define LCR_VCS 0x18e /* Video/Camera Select */ +#define LCR_VPHWC 0x194 /* Video Picture Horizontal Wait Count */ +#define LCR_VPHS 0x196 /* Video Picture Horizontal Size */ +#define LCR_VPVWC 0x198 /* Video Picture Vertical Wait Count */ +#define LCR_VPVS 0x19a /* Video Picture Vertical Size */ +#define LCR_PLHPIX 0x1a0 /* PLHPIX */ +#define LCR_XS 0x1a2 /* XStart */ +#define LCR_XCKHW 0x1a4 /* XCK High Width */ +#define LCR_STHS 0x1a8 /* STH Start */ +#define LCR_VT2 0x1aa /* Vertical Total */ +#define LCR_YCKSW 0x1ac /* YCK Start Wait */ +#define LCR_YSTS 0x1ae /* YST Start */ +#define LCR_PPOLS 0x1b0 /* #PPOL Start */ +#define LCR_PRECW 0x1b2 /* PREC Width */ +#define LCR_VCLKHW 0x1b4 /* VCLK High Width */ +#define LCR_OC 0x1b6 /* Output Control */ + +static char *mode_option __devinitdata; + +struct tmiofb_par { + u32 pseudo_palette[16]; + +#ifdef CONFIG_FB_TMIO_ACCELL + wait_queue_head_t wait_acc; + bool use_polling; +#endif + + void __iomem *ccr; + void __iomem *lcr; +}; + +/*--------------------------------------------------------------------------*/ + +/* + * reasons for an interrupt: + * uis bbisc lcdis + * 0100 0001 accelerator command completed + * 2000 0001 vsync start + * 2000 0002 display start + * 2000 0004 line number match(0x1ff mask???) + */ +static irqreturn_t tmiofb_irq(int irq, void *__info) +{ + struct fb_info *info = __info; + struct tmiofb_par *par = info->par; + unsigned int bbisc = tmio_ioread16(par->lcr + LCR_BBISC); + + + /* + * We were in polling mode and now we got correct irq. + * Switch back to IRQ-based sync of command FIFO + */ + if (unlikely(par->use_polling && irq != -1)) { + printk(KERN_INFO "tmiofb: switching to waitq\n"); + par->use_polling = false; + } + + tmio_iowrite16(bbisc, par->lcr + LCR_BBISC); + +#ifdef CONFIG_FB_TMIO_ACCELL + if (bbisc & 1) + wake_up(&par->wait_acc); +#endif + + return IRQ_HANDLED; +} + + +/*--------------------------------------------------------------------------*/ + + +/* + * Turns off the LCD controller and LCD host controller. + */ +static int tmiofb_hw_stop(struct platform_device *dev) +{ + struct mfd_cell *cell = dev->dev.platform_data; + struct tmio_fb_data *data = cell->driver_data; + struct fb_info *info = platform_get_drvdata(dev); + struct tmiofb_par *par = info->par; + + tmio_iowrite16(0, par->ccr + CCR_UGCC); + tmio_iowrite16(0, par->lcr + LCR_GM); + data->lcd_set_power(dev, 0); + tmio_iowrite16(0x0010, par->lcr + LCR_LCDCCRC); + + return 0; +} + +/* + * Initializes the LCD host controller. + */ +static int tmiofb_hw_init(struct platform_device *dev) +{ + struct mfd_cell *cell = dev->dev.platform_data; + struct fb_info *info = platform_get_drvdata(dev); + struct tmiofb_par *par = info->par; + const struct resource *nlcr = &cell->resources[0]; + const struct resource *vram = &cell->resources[2]; + unsigned long base; + + if (nlcr == NULL || vram == NULL) + return -EINVAL; + + base = nlcr->start; + + tmio_iowrite16(0x003a, par->ccr + CCR_UGCC); + tmio_iowrite16(0x003a, par->ccr + CCR_GCC); + tmio_iowrite16(0x3f00, par->ccr + CCR_USC); + + msleep(2); /* wait for device to settle */ + + tmio_iowrite16(0x0000, par->ccr + CCR_USC); + tmio_iowrite16(base >> 16, par->ccr + CCR_BASEH); + tmio_iowrite16(base, par->ccr + CCR_BASEL); + tmio_iowrite16(0x0002, par->ccr + CCR_CMD); /* base address enable */ + tmio_iowrite16(0x40a8, par->ccr + CCR_VRAMRTC); /* VRAMRC, VRAMTC */ + tmio_iowrite16(0x0018, par->ccr + CCR_VRAMSAC); /* VRAMSTS, VRAMAC */ + tmio_iowrite16(0x0002, par->ccr + CCR_VRAMBC); + msleep(2); /* wait for device to settle */ + tmio_iowrite16(0x000b, par->ccr + CCR_VRAMBC); + + base = vram->start + info->screen_size; + tmio_iowrite16(base >> 16, par->lcr + LCR_CFSAH); + tmio_iowrite16(base, par->lcr + LCR_CFSAL); + tmio_iowrite16(TMIOFB_FIFO_SIZE - 1, par->lcr + LCR_CFS); + tmio_iowrite16(1, par->lcr + LCR_CFC); + tmio_iowrite16(1, par->lcr + LCR_BBIE); + tmio_iowrite16(0, par->lcr + LCR_CFWS); + + return 0; +} + +/* + * Sets the LCD controller's output resolution and pixel clock + */ +static void tmiofb_hw_mode(struct platform_device *dev) +{ + struct mfd_cell *cell = dev->dev.platform_data; + struct tmio_fb_data *data = cell->driver_data; + struct fb_info *info = platform_get_drvdata(dev); + struct fb_videomode *mode = info->mode; + struct tmiofb_par *par = info->par; + unsigned int i; + + tmio_iowrite16(0, par->lcr + LCR_GM); + data->lcd_set_power(dev, 0); + tmio_iowrite16(0x0010, par->lcr + LCR_LCDCCRC); + data->lcd_mode(dev, mode); + data->lcd_set_power(dev, 1); + + tmio_iowrite16(info->fix.line_length, par->lcr + LCR_VHPN); + tmio_iowrite16(0, par->lcr + LCR_GDSAH); + tmio_iowrite16(0, par->lcr + LCR_GDSAL); + tmio_iowrite16(info->fix.line_length >> 16, par->lcr + LCR_VHPCH); + tmio_iowrite16(info->fix.line_length, par->lcr + LCR_VHPCL); + tmio_iowrite16(i = 0, par->lcr + LCR_HSS); + tmio_iowrite16(i += mode->hsync_len, par->lcr + LCR_HSE); + tmio_iowrite16(i += mode->left_margin, par->lcr + LCR_HDS); + tmio_iowrite16(i += mode->xres + mode->right_margin, par->lcr + LCR_HT); + tmio_iowrite16(mode->xres, par->lcr + LCR_HNP); + tmio_iowrite16(i = 0, par->lcr + LCR_VSS); + tmio_iowrite16(i += mode->vsync_len, par->lcr + LCR_VSE); + tmio_iowrite16(i += mode->upper_margin, par->lcr + LCR_VDS); + tmio_iowrite16(i += mode->yres, par->lcr + LCR_ILN); + tmio_iowrite16(i += mode->lower_margin, par->lcr + LCR_VT); + tmio_iowrite16(3, par->lcr + LCR_MISC); /* RGB565 mode */ + tmio_iowrite16(1, par->lcr + LCR_GM); /* VRAM enable */ + tmio_iowrite16(0x4007, par->lcr + LCR_LCDCC); + tmio_iowrite16(3, par->lcr + LCR_SP); /* sync polarity */ + + tmio_iowrite16(0x0010, par->lcr + LCR_LCDCCRC); + msleep(5); /* wait for device to settle */ + tmio_iowrite16(0x0014, par->lcr + LCR_LCDCCRC); /* STOP_CKP */ + msleep(5); /* wait for device to settle */ + tmio_iowrite16(0x0015, par->lcr + LCR_LCDCCRC); /* STOP_CKP|SOFT_RESET*/ + tmio_iowrite16(0xfffa, par->lcr + LCR_VCS); +} + +/*--------------------------------------------------------------------------*/ + +#ifdef CONFIG_FB_TMIO_ACCELL +static int __must_check +tmiofb_acc_wait(struct fb_info *info, unsigned int ccs) +{ + struct tmiofb_par *par = info->par; + /* + * This code can be called whith interrupts disabled. + * So instead of relaying on irq to trigger the event, + * poll the state till the necessary command is executed. + */ + if (irqs_disabled() || par->use_polling) { + int i = 0; + while (tmio_ioread16(par->lcr + LCR_CCS) > ccs) { + udelay(1); + i++; + if (i > 10000) { + pr_err("tmiofb: timeout waiting for %d\n", + ccs); + return -ETIMEDOUT; + } + tmiofb_irq(-1, info); + } + } else { + if (!wait_event_interruptible_timeout(par->wait_acc, + tmio_ioread16(par->lcr + LCR_CCS) <= ccs, + 1000)) { + pr_err("tmiofb: timeout waiting for %d\n", ccs); + return -ETIMEDOUT; + } + } + + return 0; +} + +/* + * Writes an accelerator command to the accelerator's FIFO. + */ +static int +tmiofb_acc_write(struct fb_info *info, const u32 *cmd, unsigned int count) +{ + struct tmiofb_par *par = info->par; + int ret; + + ret = tmiofb_acc_wait(info, TMIOFB_FIFO_SIZE - count); + if (ret) + return ret; + + for (; count; count--, cmd++) { + tmio_iowrite16(*cmd >> 16, par->lcr + LCR_CMDH); + tmio_iowrite16(*cmd, par->lcr + LCR_CMDL); + } + + return ret; +} + +/* + * Wait for the accelerator to finish its operations before writing + * to the framebuffer for consistent display output. + */ +static int tmiofb_sync(struct fb_info *fbi) +{ + struct tmiofb_par *par = fbi->par; + + int ret; + int i = 0; + + ret = tmiofb_acc_wait(fbi, 0); + + while (tmio_ioread16(par->lcr + LCR_BBES) & 2) { /* blit active */ + udelay(1); + i++ ; + if (i > 10000) { + printk(KERN_ERR "timeout waiting for blit to end!\n"); + return -ETIMEDOUT; + } + } + + return ret; +} + +static void +tmiofb_fillrect(struct fb_info *fbi, const struct fb_fillrect *rect) +{ + const u32 cmd[] = { + TMIOFB_ACC_DSADR((rect->dy * fbi->mode->xres + rect->dx) * 2), + TMIOFB_ACC_DHPIX(rect->width - 1), + TMIOFB_ACC_DVPIX(rect->height - 1), + TMIOFB_ACC_FILL(rect->color), + TMIOFB_ACC_FLGO, + }; + + if (fbi->state != FBINFO_STATE_RUNNING || + fbi->flags & FBINFO_HWACCEL_DISABLED) { + cfb_fillrect(fbi, rect); + return; + } + + tmiofb_acc_write(fbi, cmd, ARRAY_SIZE(cmd)); +} + +static void +tmiofb_copyarea(struct fb_info *fbi, const struct fb_copyarea *area) +{ + const u32 cmd[] = { + TMIOFB_ACC_DSADR((area->dy * fbi->mode->xres + area->dx) * 2), + TMIOFB_ACC_DHPIX(area->width - 1), + TMIOFB_ACC_DVPIX(area->height - 1), + TMIOFB_ACC_SSADR((area->sy * fbi->mode->xres + area->sx) * 2), + TMIOFB_ACC_SCGO, + }; + + if (fbi->state != FBINFO_STATE_RUNNING || + fbi->flags & FBINFO_HWACCEL_DISABLED) { + cfb_copyarea(fbi, area); + return; + } + + tmiofb_acc_write(fbi, cmd, ARRAY_SIZE(cmd)); +} +#endif + +static void tmiofb_clearscreen(struct fb_info *info) +{ + const struct fb_fillrect rect = { + .dx = 0, + .dy = 0, + .width = info->mode->xres, + .height = info->mode->yres, + .color = 0, + .rop = ROP_COPY, + }; + + info->fbops->fb_fillrect(info, &rect); +} + +static int tmiofb_vblank(struct fb_info *fbi, struct fb_vblank *vblank) +{ + struct tmiofb_par *par = fbi->par; + struct fb_videomode *mode = fbi->mode; + unsigned int vcount = tmio_ioread16(par->lcr + LCR_CDLN); + unsigned int vds = mode->vsync_len + mode->upper_margin; + + vblank->vcount = vcount; + vblank->flags = FB_VBLANK_HAVE_VBLANK | FB_VBLANK_HAVE_VCOUNT + | FB_VBLANK_HAVE_VSYNC; + + if (vcount < mode->vsync_len) + vblank->flags |= FB_VBLANK_VSYNCING; + + if (vcount < vds || vcount > vds + mode->yres) + vblank->flags |= FB_VBLANK_VBLANKING; + + return 0; +} + + +static int tmiofb_ioctl(struct fb_info *fbi, + unsigned int cmd, unsigned long arg) +{ + switch (cmd) { + case FBIOGET_VBLANK: { + struct fb_vblank vblank = {0}; + void __user *argp = (void __user *) arg; + + tmiofb_vblank(fbi, &vblank); + if (copy_to_user(argp, &vblank, sizeof vblank)) + return -EFAULT; + return 0; + } + +#ifdef CONFIG_FB_TMIO_ACCELL + case FBIO_TMIO_ACC_SYNC: + tmiofb_sync(fbi); + return 0; + + case FBIO_TMIO_ACC_WRITE: { + u32 __user *argp = (void __user *) arg; + u32 len; + u32 acc[16]; + + if (get_user(len, argp)) + return -EFAULT; + if (len > ARRAY_SIZE(acc)) + return -EINVAL; + if (copy_from_user(acc, argp + 1, sizeof(u32) * len)) + return -EFAULT; + + return tmiofb_acc_write(fbi, acc, len); + } +#endif + } + + return -ENOTTY; +} + +/*--------------------------------------------------------------------------*/ + +/* Select the smallest mode that allows the desired resolution to be + * displayed. If desired, the x and y parameters can be rounded up to + * match the selected mode. + */ +static struct fb_videomode * +tmiofb_find_mode(struct fb_info *info, struct fb_var_screeninfo *var) +{ + struct mfd_cell *cell = + info->device->platform_data; + struct tmio_fb_data *data = cell->driver_data; + struct fb_videomode *best = NULL; + int i; + + for (i = 0; i < data->num_modes; i++) { + struct fb_videomode *mode = data->modes + i; + + if (mode->xres >= var->xres && mode->yres >= var->yres + && (!best || (mode->xres < best->xres + && mode->yres < best->yres))) + best = mode; + } + + return best; +} + +static int tmiofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) +{ + + struct fb_videomode *mode; + struct mfd_cell *cell = + info->device->platform_data; + struct tmio_fb_data *data = cell->driver_data; + + mode = tmiofb_find_mode(info, var); + if (!mode || var->bits_per_pixel > 16) + return -EINVAL; + + fb_videomode_to_var(var, mode); + + var->xres_virtual = mode->xres; + var->yres_virtual = info->screen_size / (mode->xres * 2); + + if (var->yres_virtual < var->yres) + return -EINVAL; + + var->xoffset = 0; + var->yoffset = 0; + var->bits_per_pixel = 16; + var->grayscale = 0; + var->red.offset = 11; + var->red.length = 5; + var->green.offset = 5; + var->green.length = 6; + var->blue.offset = 0; + var->blue.length = 5; + var->transp.offset = 0; + var->transp.length = 0; + var->nonstd = 0; + var->height = data->height; /* mm */ + var->width = data->width; /* mm */ + var->rotate = 0; + return 0; +} + +static int tmiofb_set_par(struct fb_info *info) +{ + struct fb_var_screeninfo *var = &info->var; + struct fb_videomode *mode; + + mode = tmiofb_find_mode(info, var); + if (!mode) + return -EINVAL; + + info->mode = mode; + info->fix.line_length = info->mode->xres * + var->bits_per_pixel / 8; + + tmiofb_hw_mode(to_platform_device(info->device)); + tmiofb_clearscreen(info); + return 0; +} + +static int tmiofb_setcolreg(unsigned regno, unsigned red, unsigned green, + unsigned blue, unsigned transp, + struct fb_info *info) +{ + struct tmiofb_par *par = info->par; + + if (regno < ARRAY_SIZE(par->pseudo_palette)) { + par->pseudo_palette[regno] = + ((red & 0xf800)) | + ((green & 0xfc00) >> 5) | + ((blue & 0xf800) >> 11); + return 0; + } + + return -EINVAL; +} + +static int tmiofb_blank(int blank, struct fb_info *info) +{ + /* + * everything is done in lcd/bl drivers. + * this is purely to make sysfs happy and work. + */ + return 0; +} + +static struct fb_ops tmiofb_ops = { + .owner = THIS_MODULE, + + .fb_ioctl = tmiofb_ioctl, + .fb_check_var = tmiofb_check_var, + .fb_set_par = tmiofb_set_par, + .fb_setcolreg = tmiofb_setcolreg, + .fb_blank = tmiofb_blank, + .fb_imageblit = cfb_imageblit, +#ifdef CONFIG_FB_TMIO_ACCELL + .fb_sync = tmiofb_sync, + .fb_fillrect = tmiofb_fillrect, + .fb_copyarea = tmiofb_copyarea, +#else + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, +#endif +}; + +/*--------------------------------------------------------------------------*/ + +static int __devinit tmiofb_probe(struct platform_device *dev) +{ + struct mfd_cell *cell = dev->dev.platform_data; + struct tmio_fb_data *data = cell->driver_data; + struct resource *ccr = platform_get_resource(dev, IORESOURCE_MEM, 1); + struct resource *lcr = platform_get_resource(dev, IORESOURCE_MEM, 0); + struct resource *vram = platform_get_resource(dev, IORESOURCE_MEM, 2); + int irq = platform_get_irq(dev, 0); + struct fb_info *info; + struct tmiofb_par *par; + int retval; + + /* + * This is the only way ATM to disable the fb + */ + if (data == NULL) { + dev_err(&dev->dev, "NULL platform data!\n"); + return -EINVAL; + } + + info = framebuffer_alloc(sizeof(struct tmiofb_par), &dev->dev); + + if (!info) + return -ENOMEM; + + par = info->par; + +#ifdef CONFIG_FB_TMIO_ACCELL + init_waitqueue_head(&par->wait_acc); + + par->use_polling = true; + + info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_COPYAREA + | FBINFO_HWACCEL_FILLRECT; +#else + info->flags = FBINFO_DEFAULT; +#endif + + info->fbops = &tmiofb_ops; + + strcpy(info->fix.id, "tmio-fb"); + info->fix.smem_start = vram->start; + info->fix.smem_len = resource_size(vram); + info->fix.type = FB_TYPE_PACKED_PIXELS; + info->fix.visual = FB_VISUAL_TRUECOLOR; + info->fix.mmio_start = lcr->start; + info->fix.mmio_len = resource_size(lcr); + info->fix.accel = FB_ACCEL_NONE; + info->screen_size = info->fix.smem_len - (4 * TMIOFB_FIFO_SIZE); + info->pseudo_palette = par->pseudo_palette; + + par->ccr = ioremap(ccr->start, resource_size(ccr)); + if (!par->ccr) { + retval = -ENOMEM; + goto err_ioremap_ccr; + } + + par->lcr = ioremap(info->fix.mmio_start, info->fix.mmio_len); + if (!par->lcr) { + retval = -ENOMEM; + goto err_ioremap_lcr; + } + + info->screen_base = ioremap(info->fix.smem_start, info->fix.smem_len); + if (!info->screen_base) { + retval = -ENOMEM; + goto err_ioremap_vram; + } + + retval = request_irq(irq, &tmiofb_irq, IRQF_DISABLED, + dev->dev.bus_id, info); + + if (retval) + goto err_request_irq; + + platform_set_drvdata(dev, info); + + retval = fb_find_mode(&info->var, info, mode_option, + data->modes, data->num_modes, + data->modes, 16); + if (!retval) { + retval = -EINVAL; + goto err_find_mode; + } + + if (cell->enable) { + retval = cell->enable(dev); + if (retval) + goto err_enable; + } + + retval = tmiofb_hw_init(dev); + if (retval) + goto err_hw_init; + + fb_videomode_to_modelist(data->modes, data->num_modes, + &info->modelist); + + retval = register_framebuffer(info); + if (retval < 0) + goto err_register_framebuffer; + + printk(KERN_INFO "fb%d: %s frame buffer device\n", + info->node, info->fix.id); + + return 0; + +err_register_framebuffer: +/*err_set_par:*/ + tmiofb_hw_stop(dev); +err_hw_init: + if (cell->disable) + cell->disable(dev); +err_enable: +err_find_mode: + platform_set_drvdata(dev, NULL); + free_irq(irq, info); +err_request_irq: + iounmap(info->screen_base); +err_ioremap_vram: + iounmap(par->lcr); +err_ioremap_lcr: + iounmap(par->ccr); +err_ioremap_ccr: + framebuffer_release(info); + return retval; +} + +static int __devexit tmiofb_remove(struct platform_device *dev) +{ + struct mfd_cell *cell = dev->dev.platform_data; + struct fb_info *info = platform_get_drvdata(dev); + int irq = platform_get_irq(dev, 0); + struct tmiofb_par *par; + + if (info) { + par = info->par; + unregister_framebuffer(info); + + tmiofb_hw_stop(dev); + + if (cell->disable) + cell->disable(dev); + + platform_set_drvdata(dev, NULL); + + free_irq(irq, info); + + iounmap(info->screen_base); + iounmap(par->lcr); + iounmap(par->ccr); + + framebuffer_release(info); + } + + return 0; +} + +#ifdef DEBUG +static void tmiofb_dump_regs(struct platform_device *dev) +{ + struct fb_info *info = platform_get_drvdata(dev); + struct tmiofb_par *par = info->par; + + printk(KERN_DEBUG "lhccr:\n"); +#define CCR_PR(n) printk(KERN_DEBUG "\t" #n " = \t%04x\n",\ + tmio_ioread16(par->ccr + CCR_ ## n)); + CCR_PR(CMD); + CCR_PR(REVID); + CCR_PR(BASEL); + CCR_PR(BASEH); + CCR_PR(UGCC); + CCR_PR(GCC); + CCR_PR(USC); + CCR_PR(VRAMRTC); + CCR_PR(VRAMSAC); + CCR_PR(VRAMBC); +#undef CCR_PR + + printk(KERN_DEBUG "lcr: \n"); +#define LCR_PR(n) printk(KERN_DEBUG "\t" #n " = \t%04x\n",\ + tmio_ioread16(par->lcr + LCR_ ## n)); + LCR_PR(UIS); + LCR_PR(VHPN); + LCR_PR(CFSAL); + LCR_PR(CFSAH); + LCR_PR(CFS); + LCR_PR(CFWS); + LCR_PR(BBIE); + LCR_PR(BBISC); + LCR_PR(CCS); + LCR_PR(BBES); + LCR_PR(CMDL); + LCR_PR(CMDH); + LCR_PR(CFC); + LCR_PR(CCIFC); + LCR_PR(HWT); + LCR_PR(LCDCCRC); + LCR_PR(LCDCC); + LCR_PR(LCDCOPC); + LCR_PR(LCDIS); + LCR_PR(LCDIM); + LCR_PR(LCDIE); + LCR_PR(GDSAL); + LCR_PR(GDSAH); + LCR_PR(VHPCL); + LCR_PR(VHPCH); + LCR_PR(GM); + LCR_PR(HT); + LCR_PR(HDS); + LCR_PR(HSS); + LCR_PR(HSE); + LCR_PR(HNP); + LCR_PR(VT); + LCR_PR(VDS); + LCR_PR(VSS); + LCR_PR(VSE); + LCR_PR(CDLN); + LCR_PR(ILN); + LCR_PR(SP); + LCR_PR(MISC); + LCR_PR(VIHSS); + LCR_PR(VIVS); + LCR_PR(VIVE); + LCR_PR(VIVSS); + LCR_PR(VCCIS); + LCR_PR(VIDWSAL); + LCR_PR(VIDWSAH); + LCR_PR(VIDRSAL); + LCR_PR(VIDRSAH); + LCR_PR(VIPDDST); + LCR_PR(VIPDDET); + LCR_PR(VIE); + LCR_PR(VCS); + LCR_PR(VPHWC); + LCR_PR(VPHS); + LCR_PR(VPVWC); + LCR_PR(VPVS); + LCR_PR(PLHPIX); + LCR_PR(XS); + LCR_PR(XCKHW); + LCR_PR(STHS); + LCR_PR(VT2); + LCR_PR(YCKSW); + LCR_PR(YSTS); + LCR_PR(PPOLS); + LCR_PR(PRECW); + LCR_PR(VCLKHW); + LCR_PR(OC); +#undef LCR_PR +} +#endif + +#ifdef CONFIG_PM +static int tmiofb_suspend(struct platform_device *dev, pm_message_t state) +{ + struct fb_info *info = platform_get_drvdata(dev); + struct tmiofb_par *par = info->par; + struct mfd_cell *cell = dev->dev.platform_data; + int retval = 0; + + acquire_console_sem(); + + fb_set_suspend(info, 1); + + if (info->fbops->fb_sync) + info->fbops->fb_sync(info); + + + /* + * The fb should be usable even if interrupts are disabled (and they are + * during suspend/resume). Switch temporary to forced polling. + */ + printk(KERN_INFO "tmiofb: switching to polling\n"); + par->use_polling = true; + tmiofb_hw_stop(dev); + + if (cell->suspend) + retval = cell->suspend(dev); + + release_console_sem(); + + return retval; +} + +static int tmiofb_resume(struct platform_device *dev) +{ + struct fb_info *info = platform_get_drvdata(dev); + struct mfd_cell *cell = dev->dev.platform_data; + int retval; + + acquire_console_sem(); + + if (cell->resume) { + retval = cell->resume(dev); + if (retval) + goto out; + } + + tmiofb_irq(-1, info); + + tmiofb_hw_init(dev); + + tmiofb_hw_mode(dev); + + fb_set_suspend(info, 0); +out: + release_console_sem(); + return retval; +} +#else +#define tmiofb_suspend NULL +#define tmiofb_resume NULL +#endif + +static struct platform_driver tmiofb_driver = { + .driver.name = "tmio-fb", + .driver.owner = THIS_MODULE, + .probe = tmiofb_probe, + .remove = __devexit_p(tmiofb_remove), + .suspend = tmiofb_suspend, + .resume = tmiofb_resume, +}; + +/*--------------------------------------------------------------------------*/ + +#ifndef MODULE +static void __init tmiofb_setup(char *options) +{ + char *this_opt; + + if (!options || !*options) + return; + + while ((this_opt = strsep(&options, ",")) != NULL) { + if (!*this_opt) + continue; + /* + * FIXME + */ + } +} +#endif + +static int __init tmiofb_init(void) +{ +#ifndef MODULE + char *option = NULL; + + if (fb_get_options("tmiofb", &option)) + return -ENODEV; + tmiofb_setup(option); +#endif + return platform_driver_register(&tmiofb_driver); +} + +static void __exit tmiofb_cleanup(void) +{ + platform_driver_unregister(&tmiofb_driver); +} + +module_init(tmiofb_init); +module_exit(tmiofb_cleanup); + +MODULE_DESCRIPTION("TMIO framebuffer driver"); +MODULE_AUTHOR("Chris Humbert, Dirk Opfer, Dmitry Baryshkov"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index 50744229c7a..6c2d37fdd3b 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -516,10 +516,12 @@ static int __devinit uvesafb_vbe_getmodes(struct uvesafb_ktask *task, err = uvesafb_exec(task); if (err || (task->t.regs.eax & 0xffff) != 0x004f) { - printk(KERN_ERR "uvesafb: Getting mode info block " + printk(KERN_WARNING "uvesafb: Getting mode info block " "for mode 0x%x failed (eax=0x%x, err=%d)\n", *mode, (u32)task->t.regs.eax, err); - return -EINVAL; + mode++; + par->vbe_modes_cnt--; + continue; } mib = task->buf; @@ -548,7 +550,10 @@ static int __devinit uvesafb_vbe_getmodes(struct uvesafb_ktask *task, mib->depth = mib->bits_per_pixel; } - return 0; + if (par->vbe_modes_cnt > 0) + return 0; + else + return -EINVAL; } /* diff --git a/drivers/video/vga16fb.c b/drivers/video/vga16fb.c index e31bca8a0cb..5b2938903ac 100644 --- a/drivers/video/vga16fb.c +++ b/drivers/video/vga16fb.c @@ -58,7 +58,6 @@ struct vga16fb_par { unsigned char ClockingMode; /* Seq-Controller:01h */ } vga_state; struct vgastate state; - struct mutex open_lock; unsigned int ref_count; int palette_blanked, vesa_blanked, mode, isVGA; u8 misc, pel_msk, vss, clkdiv; @@ -286,7 +285,6 @@ static int vga16fb_open(struct fb_info *info, int user) { struct vga16fb_par *par = info->par; - mutex_lock(&par->open_lock); if (!par->ref_count) { memset(&par->state, 0, sizeof(struct vgastate)); par->state.flags = VGA_SAVE_FONTS | VGA_SAVE_MODE | @@ -294,7 +292,6 @@ static int vga16fb_open(struct fb_info *info, int user) save_vga(&par->state); } par->ref_count++; - mutex_unlock(&par->open_lock); return 0; } @@ -303,15 +300,12 @@ static int vga16fb_release(struct fb_info *info, int user) { struct vga16fb_par *par = info->par; - mutex_lock(&par->open_lock); - if (!par->ref_count) { - mutex_unlock(&par->open_lock); + if (!par->ref_count) return -EINVAL; - } + if (par->ref_count == 1) restore_vga(&par->state); par->ref_count--; - mutex_unlock(&par->open_lock); return 0; } @@ -1326,7 +1320,6 @@ static int __init vga16fb_probe(struct platform_device *dev) printk(KERN_INFO "vga16fb: mapped to 0x%p\n", info->screen_base); par = info->par; - mutex_init(&par->open_lock); par->isVGA = screen_info.orig_video_isVGA; par->palette_blanked = 0; par->vesa_blanked = 0; diff --git a/drivers/video/via/Makefile b/drivers/video/via/Makefile new file mode 100644 index 00000000000..e533b4b6aba --- /dev/null +++ b/drivers/video/via/Makefile @@ -0,0 +1,7 @@ +# +# Makefile for the VIA framebuffer driver (for Linux Kernel 2.6) +# + +obj-$(CONFIG_FB_VIA) += viafb.o + +viafb-y :=viafbdev.o hw.o iface.o via_i2c.o dvi.o lcd.o ioctl.o accel.o via_utility.o vt1636.o global.o tblDPASetting.o viamode.o tbl1636.o diff --git a/drivers/video/via/accel.c b/drivers/video/via/accel.c new file mode 100644 index 00000000000..632523ff1fb --- /dev/null +++ b/drivers/video/via/accel.c @@ -0,0 +1,279 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#include "global.h" + +void viafb_init_accel(void) +{ + viaparinfo->fbmem_free -= CURSOR_SIZE; + viaparinfo->cursor_start = viaparinfo->fbmem_free; + viaparinfo->fbmem_used += CURSOR_SIZE; + + /* Reverse 8*1024 memory space for cursor image */ + viaparinfo->fbmem_free -= (CURSOR_SIZE + VQ_SIZE); + viaparinfo->VQ_start = viaparinfo->fbmem_free; + viaparinfo->VQ_end = viaparinfo->VQ_start + VQ_SIZE - 1; + viaparinfo->fbmem_used += (CURSOR_SIZE + VQ_SIZE); } + +void viafb_init_2d_engine(void) +{ + u32 dwVQStartAddr, dwVQEndAddr; + u32 dwVQLen, dwVQStartL, dwVQEndL, dwVQStartEndH; + + /* init 2D engine regs to reset 2D engine */ + writel(0x0, viaparinfo->io_virt + VIA_REG_GEMODE); + writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS); + writel(0x0, viaparinfo->io_virt + VIA_REG_DSTPOS); + writel(0x0, viaparinfo->io_virt + VIA_REG_DIMENSION); + writel(0x0, viaparinfo->io_virt + VIA_REG_PATADDR); + writel(0x0, viaparinfo->io_virt + VIA_REG_FGCOLOR); + writel(0x0, viaparinfo->io_virt + VIA_REG_BGCOLOR); + writel(0x0, viaparinfo->io_virt + VIA_REG_CLIPTL); + writel(0x0, viaparinfo->io_virt + VIA_REG_CLIPBR); + writel(0x0, viaparinfo->io_virt + VIA_REG_OFFSET); + writel(0x0, viaparinfo->io_virt + VIA_REG_KEYCONTROL); + writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE); + writel(0x0, viaparinfo->io_virt + VIA_REG_DSTBASE); + writel(0x0, viaparinfo->io_virt + VIA_REG_PITCH); + writel(0x0, viaparinfo->io_virt + VIA_REG_MONOPAT1); + + /* Init AGP and VQ regs */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + case UNICHROME_P4M900: + writel(0x00100000, viaparinfo->io_virt + VIA_REG_CR_TRANSET); + writel(0x680A0000, viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + writel(0x02000000, viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + break; + + default: + writel(0x00100000, viaparinfo->io_virt + VIA_REG_TRANSET); + writel(0x00000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x00333004, viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x60000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x61000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x62000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x63000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x64000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x7D000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + + writel(0xFE020000, viaparinfo->io_virt + VIA_REG_TRANSET); + writel(0x00000000, viaparinfo->io_virt + VIA_REG_TRANSPACE); + break; + } + if (viaparinfo->VQ_start != 0) { + /* Enable VQ */ + dwVQStartAddr = viaparinfo->VQ_start; + dwVQEndAddr = viaparinfo->VQ_end; + + dwVQStartL = 0x50000000 | (dwVQStartAddr & 0xFFFFFF); + dwVQEndL = 0x51000000 | (dwVQEndAddr & 0xFFFFFF); + dwVQStartEndH = 0x52000000 | + ((dwVQStartAddr & 0xFF000000) >> 24) | + ((dwVQEndAddr & 0xFF000000) >> 16); + dwVQLen = 0x53000000 | (VQ_SIZE >> 3); + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + case UNICHROME_P4M900: + dwVQStartL |= 0x20000000; + dwVQEndL |= 0x20000000; + dwVQStartEndH |= 0x20000000; + dwVQLen |= 0x20000000; + break; + default: + break; + } + + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + case UNICHROME_P4M900: + writel(0x00100000, + viaparinfo->io_virt + VIA_REG_CR_TRANSET); + writel(dwVQStartEndH, + viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + writel(dwVQStartL, + viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + writel(dwVQEndL, + viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + writel(dwVQLen, + viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + writel(0x74301001, + viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + writel(0x00000000, + viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + break; + default: + writel(0x00FE0000, + viaparinfo->io_virt + VIA_REG_TRANSET); + writel(0x080003FE, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x0A00027C, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x0B000260, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x0C000274, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x0D000264, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x0E000000, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x0F000020, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x1000027E, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x110002FE, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x200F0060, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + + writel(0x00000006, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x40008C0F, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x44000000, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x45080C04, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x46800408, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + + writel(dwVQStartEndH, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(dwVQStartL, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(dwVQEndL, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(dwVQLen, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + break; + } + } else { + /* Disable VQ */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + case UNICHROME_P4M900: + writel(0x00100000, + viaparinfo->io_virt + VIA_REG_CR_TRANSET); + writel(0x74301000, + viaparinfo->io_virt + VIA_REG_CR_TRANSPACE); + break; + default: + writel(0x00FE0000, + viaparinfo->io_virt + VIA_REG_TRANSET); + writel(0x00000004, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x40008C0F, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x44000000, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x45080C04, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + writel(0x46800408, + viaparinfo->io_virt + VIA_REG_TRANSPACE); + break; + } + } + + viafb_set_2d_color_depth(viaparinfo->bpp); + + writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE); + writel(0x0, viaparinfo->io_virt + VIA_REG_DSTBASE); + + writel(VIA_PITCH_ENABLE | + (((viaparinfo->hres * + viaparinfo->bpp >> 3) >> 3) | (((viaparinfo->hres * + viaparinfo-> + bpp >> 3) >> 3) << 16)), + viaparinfo->io_virt + VIA_REG_PITCH); +} + +void viafb_set_2d_color_depth(int bpp) +{ + u32 dwGEMode; + + dwGEMode = readl(viaparinfo->io_virt + 0x04) & 0xFFFFFCFF; + + switch (bpp) { + case 16: + dwGEMode |= VIA_GEM_16bpp; + break; + case 32: + dwGEMode |= VIA_GEM_32bpp; + break; + default: + dwGEMode |= VIA_GEM_8bpp; + break; + } + + /* Set BPP and Pitch */ + writel(dwGEMode, viaparinfo->io_virt + VIA_REG_GEMODE); +} + +void viafb_hw_cursor_init(void) +{ + /* Set Cursor Image Base Address */ + writel(viaparinfo->cursor_start, + viaparinfo->io_virt + VIA_REG_CURSOR_MODE); + writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_POS); + writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_ORG); + writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_BG); + writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_FG); +} + +void viafb_show_hw_cursor(struct fb_info *info, int Status) +{ + u32 temp; + u32 iga_path = ((struct viafb_par *)(info->par))->iga_path; + + temp = readl(viaparinfo->io_virt + VIA_REG_CURSOR_MODE); + switch (Status) { + case HW_Cursor_ON: + temp |= 0x1; + break; + case HW_Cursor_OFF: + temp &= 0xFFFFFFFE; + break; + } + switch (iga_path) { + case IGA2: + temp |= 0x80000000; + break; + case IGA1: + default: + temp &= 0x7FFFFFFF; + } + writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_MODE); +} + +int viafb_wait_engine_idle(void) +{ + int loop = 0; + + while (!(readl(viaparinfo->io_virt + VIA_REG_STATUS) & + VIA_VR_QUEUE_BUSY) && (loop++ < MAXLOOP)) + cpu_relax(); + + while ((readl(viaparinfo->io_virt + VIA_REG_STATUS) & + (VIA_CMD_RGTR_BUSY | VIA_2D_ENG_BUSY | VIA_3D_ENG_BUSY)) && + (loop++ < MAXLOOP)) + cpu_relax(); + + return loop >= MAXLOOP; +} diff --git a/drivers/video/via/accel.h b/drivers/video/via/accel.h new file mode 100644 index 00000000000..29bf854e8cc --- /dev/null +++ b/drivers/video/via/accel.h @@ -0,0 +1,169 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __ACCEL_H__ +#define __ACCEL_H__ + +#define FB_ACCEL_VIA_UNICHROME 50 + +/* MMIO Base Address Definition */ +#define MMIO_VGABASE 0x8000 +#define MMIO_CR_READ (MMIO_VGABASE + 0x3D4) +#define MMIO_CR_WRITE (MMIO_VGABASE + 0x3D5) +#define MMIO_SR_READ (MMIO_VGABASE + 0x3C4) +#define MMIO_SR_WRITE (MMIO_VGABASE + 0x3C5) + +/* HW Cursor Status Define */ +#define HW_Cursor_ON 0 +#define HW_Cursor_OFF 1 + +#define CURSOR_SIZE (8 * 1024) +#define VQ_SIZE (256 * 1024) + +#define VIA_MMIO_BLTBASE 0x200000 +#define VIA_MMIO_BLTSIZE 0x200000 + +/* Defines for 2D registers */ +#define VIA_REG_GECMD 0x000 +#define VIA_REG_GEMODE 0x004 +#define VIA_REG_SRCPOS 0x008 +#define VIA_REG_DSTPOS 0x00C +/* width and height */ +#define VIA_REG_DIMENSION 0x010 +#define VIA_REG_PATADDR 0x014 +#define VIA_REG_FGCOLOR 0x018 +#define VIA_REG_BGCOLOR 0x01C +/* top and left of clipping */ +#define VIA_REG_CLIPTL 0x020 +/* bottom and right of clipping */ +#define VIA_REG_CLIPBR 0x024 +#define VIA_REG_OFFSET 0x028 +/* color key control */ +#define VIA_REG_KEYCONTROL 0x02C +#define VIA_REG_SRCBASE 0x030 +#define VIA_REG_DSTBASE 0x034 +/* pitch of src and dst */ +#define VIA_REG_PITCH 0x038 +#define VIA_REG_MONOPAT0 0x03C +#define VIA_REG_MONOPAT1 0x040 +/* from 0x100 to 0x1ff */ +#define VIA_REG_COLORPAT 0x100 + +/* VIA_REG_PITCH(0x38): Pitch Setting */ +#define VIA_PITCH_ENABLE 0x80000000 + +/* defines for VIA HW cursor registers */ +#define VIA_REG_CURSOR_MODE 0x2D0 +#define VIA_REG_CURSOR_POS 0x2D4 +#define VIA_REG_CURSOR_ORG 0x2D8 +#define VIA_REG_CURSOR_BG 0x2DC +#define VIA_REG_CURSOR_FG 0x2E0 + +/* VIA_REG_GEMODE(0x04): GE mode */ +#define VIA_GEM_8bpp 0x00000000 +#define VIA_GEM_16bpp 0x00000100 +#define VIA_GEM_32bpp 0x00000300 + +/* VIA_REG_GECMD(0x00): 2D Engine Command */ +#define VIA_GEC_NOOP 0x00000000 +#define VIA_GEC_BLT 0x00000001 +#define VIA_GEC_LINE 0x00000005 + +/* Rotate Command */ +#define VIA_GEC_ROT 0x00000008 + +#define VIA_GEC_SRC_XY 0x00000000 +#define VIA_GEC_SRC_LINEAR 0x00000010 +#define VIA_GEC_DST_XY 0x00000000 +#define VIA_GEC_DST_LINRAT 0x00000020 + +#define VIA_GEC_SRC_FB 0x00000000 +#define VIA_GEC_SRC_SYS 0x00000040 +#define VIA_GEC_DST_FB 0x00000000 +#define VIA_GEC_DST_SYS 0x00000080 + +/* source is mono */ +#define VIA_GEC_SRC_MONO 0x00000100 +/* pattern is mono */ +#define VIA_GEC_PAT_MONO 0x00000200 +/* mono src is opaque */ +#define VIA_GEC_MSRC_OPAQUE 0x00000000 +/* mono src is transparent */ +#define VIA_GEC_MSRC_TRANS 0x00000400 +/* pattern is in frame buffer */ +#define VIA_GEC_PAT_FB 0x00000000 +/* pattern is from reg setting */ +#define VIA_GEC_PAT_REG 0x00000800 + +#define VIA_GEC_CLIP_DISABLE 0x00000000 +#define VIA_GEC_CLIP_ENABLE 0x00001000 + +#define VIA_GEC_FIXCOLOR_PAT 0x00002000 + +#define VIA_GEC_INCX 0x00000000 +#define VIA_GEC_DECY 0x00004000 +#define VIA_GEC_INCY 0x00000000 +#define VIA_GEC_DECX 0x00008000 +/* mono pattern is opaque */ +#define VIA_GEC_MPAT_OPAQUE 0x00000000 +/* mono pattern is transparent */ +#define VIA_GEC_MPAT_TRANS 0x00010000 + +#define VIA_GEC_MONO_UNPACK 0x00000000 +#define VIA_GEC_MONO_PACK 0x00020000 +#define VIA_GEC_MONO_DWORD 0x00000000 +#define VIA_GEC_MONO_WORD 0x00040000 +#define VIA_GEC_MONO_BYTE 0x00080000 + +#define VIA_GEC_LASTPIXEL_ON 0x00000000 +#define VIA_GEC_LASTPIXEL_OFF 0x00100000 +#define VIA_GEC_X_MAJOR 0x00000000 +#define VIA_GEC_Y_MAJOR 0x00200000 +#define VIA_GEC_QUICK_START 0x00800000 + +/* defines for VIA 3D registers */ +#define VIA_REG_STATUS 0x400 +#define VIA_REG_CR_TRANSET 0x41C +#define VIA_REG_CR_TRANSPACE 0x420 +#define VIA_REG_TRANSET 0x43C +#define VIA_REG_TRANSPACE 0x440 + +/* VIA_REG_STATUS(0x400): Engine Status */ + +/* Command Regulator is busy */ +#define VIA_CMD_RGTR_BUSY 0x00000080 +/* 2D Engine is busy */ +#define VIA_2D_ENG_BUSY 0x00000002 +/* 3D Engine is busy */ +#define VIA_3D_ENG_BUSY 0x00000001 +/* Virtual Queue is busy */ +#define VIA_VR_QUEUE_BUSY 0x00020000 + +#define MAXLOOP 0xFFFFFF + +void viafb_init_accel(void); +void viafb_init_2d_engine(void); +void set_2d_color_depth(int); +void viafb_hw_cursor_init(void); +void viafb_show_hw_cursor(struct fb_info *info, int Status); int +viafb_wait_engine_idle(void); void viafb_set_2d_color_depth(int bpp); + +#endif /* __ACCEL_H__ */ diff --git a/drivers/video/via/chip.h b/drivers/video/via/chip.h new file mode 100644 index 00000000000..dde95edc387 --- /dev/null +++ b/drivers/video/via/chip.h @@ -0,0 +1,190 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#ifndef __CHIP_H__ +#define __CHIP_H__ + +#include "global.h" + +/***************************************/ +/* Definition Graphic Chip Information */ +/***************************************/ + +#define PCI_VIA_VENDOR_ID 0x1106 + +/* Define VIA Graphic Chip Name */ +#define UNICHROME_CLE266 1 +#define UNICHROME_CLE266_DID 0x3122 +#define CLE266_REVISION_AX 0x0A +#define CLE266_REVISION_CX 0x0C + +#define UNICHROME_K400 2 +#define UNICHROME_K400_DID 0x7205 + +#define UNICHROME_K800 3 +#define UNICHROME_K800_DID 0x3108 + +#define UNICHROME_PM800 4 +#define UNICHROME_PM800_DID 0x3118 + +#define UNICHROME_CN700 5 +#define UNICHROME_CN700_DID 0x3344 + +#define UNICHROME_CX700 6 +#define UNICHROME_CX700_DID 0x3157 +#define CX700_REVISION_700 0x0 +#define CX700_REVISION_700M 0x1 +#define CX700_REVISION_700M2 0x2 + +#define UNICHROME_CN750 7 +#define UNICHROME_CN750_DID 0x3225 + +#define UNICHROME_K8M890 8 +#define UNICHROME_K8M890_DID 0x3230 + +#define UNICHROME_P4M890 9 +#define UNICHROME_P4M890_DID 0x3343 + +#define UNICHROME_P4M900 10 +#define UNICHROME_P4M900_DID 0x3371 + +#define UNICHROME_VX800 11 +#define UNICHROME_VX800_DID 0x1122 + +/**************************************************/ +/* Definition TMDS Trasmitter Information */ +/**************************************************/ + +/* Definition TMDS Trasmitter Index */ +#define NON_TMDS_TRANSMITTER 0x00 +#define VT1632_TMDS 0x01 +#define INTEGRATED_TMDS 0x42 + +/* Definition TMDS Trasmitter I2C Slave Address */ +#define VT1632_TMDS_I2C_ADDR 0x10 + +/**************************************************/ +/* Definition LVDS Trasmitter Information */ +/**************************************************/ + +/* Definition LVDS Trasmitter Index */ +#define NON_LVDS_TRANSMITTER 0x00 +#define VT1631_LVDS 0x01 +#define VT1636_LVDS 0x0E +#define INTEGRATED_LVDS 0x41 + +/* Definition Digital Transmitter Mode */ +#define TX_DATA_12_BITS 0x01 +#define TX_DATA_24_BITS 0x02 +#define TX_DATA_DDR_MODE 0x04 +#define TX_DATA_SDR_MODE 0x08 + +/* Definition LVDS Trasmitter I2C Slave Address */ +#define VT1631_LVDS_I2C_ADDR 0x70 +#define VT3271_LVDS_I2C_ADDR 0x80 +#define VT1636_LVDS_I2C_ADDR 0x80 + +struct tmds_chip_information { + int tmds_chip_name; + int tmds_chip_slave_addr; + int dvi_panel_id; + int data_mode; + int output_interface; + int i2c_port; + int device_type; +}; + +struct lvds_chip_information { + int lvds_chip_name; + int lvds_chip_slave_addr; + int data_mode; + int output_interface; + int i2c_port; +}; + +struct chip_information { + int gfx_chip_name; + int gfx_chip_revision; + int chip_on_slot; + struct tmds_chip_information tmds_chip_info; + struct lvds_chip_information lvds_chip_info; + struct lvds_chip_information lvds_chip_info2; +}; + +struct crt_setting_information { + int iga_path; + int h_active; + int v_active; + int bpp; + int refresh_rate; +}; + +struct tmds_setting_information { + int iga_path; + int h_active; + int v_active; + int bpp; + int refresh_rate; + int get_dvi_size_method; + int max_pixel_clock; + int dvi_panel_size; + int dvi_panel_hres; + int dvi_panel_vres; + int native_size; +}; + +struct lvds_setting_information { + int iga_path; + int h_active; + int v_active; + int bpp; + int refresh_rate; + int get_lcd_size_method; + int lcd_panel_id; + int lcd_panel_size; + int lcd_panel_hres; + int lcd_panel_vres; + int display_method; + int device_lcd_dualedge; + int LCDDithering; + int lcd_mode; + u32 vclk; /*panel mode clock value */ +}; + +struct GFX_DPA_SETTING { + int ClkRangeIndex; + u8 DVP0; /* CR96[3:0] */ + u8 DVP0DataDri_S1; /* SR2A[5] */ + u8 DVP0DataDri_S; /* SR1B[1] */ + u8 DVP0ClockDri_S1; /* SR2A[4] */ + u8 DVP0ClockDri_S; /* SR1E[2] */ + u8 DVP1; /* CR9B[3:0] */ + u8 DVP1Driving; /* SR65[3:0], Data and Clock driving */ + u8 DFPHigh; /* CR97[3:0] */ + u8 DFPLow; /* CR99[3:0] */ + +}; + +struct VT1636_DPA_SETTING { + int PanelSizeID; + u8 CLK_SEL_ST1; + u8 CLK_SEL_ST2; +}; +#endif /* __CHIP_H__ */ diff --git a/drivers/video/via/debug.h b/drivers/video/via/debug.h new file mode 100644 index 00000000000..86eacc2017f --- /dev/null +++ b/drivers/video/via/debug.h @@ -0,0 +1,41 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#ifndef __DEBUG_H__ +#define __DEBUG_H__ + +#ifndef VIAFB_DEBUG +#define VIAFB_DEBUG 0 +#endif + +#if VIAFB_DEBUG +#define DEBUG_MSG(f, a...) printk(f, ## a) +#else +#define DEBUG_MSG(f, a...) +#endif + +#define VIAFB_WARN 0 +#if VIAFB_WARN +#define WARN_MSG(f, a...) printk(f, ## a) +#else +#define WARN_MSG(f, a...) +#endif + +#endif /* __DEBUG_H__ */ diff --git a/drivers/video/via/dvi.c b/drivers/video/via/dvi.c new file mode 100644 index 00000000000..d6965447ca6 --- /dev/null +++ b/drivers/video/via/dvi.c @@ -0,0 +1,682 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#include "global.h" + +static void tmds_register_write(int index, u8 data); +static int tmds_register_read(int index); +static int tmds_register_read_bytes(int index, u8 *buff, int buff_len); +static int check_reduce_blanking_mode(int mode_index, + int refresh_rate); +static int dvi_get_panel_size_from_DDCv1(void); +static int dvi_get_panel_size_from_DDCv2(void); +static unsigned char dvi_get_panel_info(void); +static int viafb_dvi_query_EDID(void); + +static int check_tmds_chip(int device_id_subaddr, int device_id) +{ + if (tmds_register_read(device_id_subaddr) == device_id) + return OK; + else + return FAIL; +} + +void viafb_init_dvi_size(void) +{ + DEBUG_MSG(KERN_INFO "viafb_init_dvi_size()\n"); + DEBUG_MSG(KERN_INFO + "viaparinfo->tmds_setting_info->get_dvi_size_method %d\n", + viaparinfo->tmds_setting_info->get_dvi_size_method); + + switch (viaparinfo->tmds_setting_info->get_dvi_size_method) { + case GET_DVI_SIZE_BY_SYSTEM_BIOS: + break; + case GET_DVI_SZIE_BY_HW_STRAPPING: + break; + case GET_DVI_SIZE_BY_VGA_BIOS: + default: + dvi_get_panel_info(); + break; + } + return; +} + +int viafb_tmds_trasmitter_identify(void) +{ + unsigned char sr2a = 0, sr1e = 0, sr3e = 0; + + /* Turn on ouputting pad */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + /*=* DFP Low Pad on *=*/ + sr2a = viafb_read_reg(VIASR, SR2A); + viafb_write_reg_mask(SR2A, VIASR, 0x03, BIT0 + BIT1); + break; + + case UNICHROME_P4M900: + case UNICHROME_P4M890: + /* DFP Low Pad on */ + sr2a = viafb_read_reg(VIASR, SR2A); + viafb_write_reg_mask(SR2A, VIASR, 0x03, BIT0 + BIT1); + /* DVP0 Pad on */ + sr1e = viafb_read_reg(VIASR, SR1E); + viafb_write_reg_mask(SR1E, VIASR, 0xC0, BIT6 + BIT7); + break; + + default: + /* DVP0/DVP1 Pad on */ + sr1e = viafb_read_reg(VIASR, SR1E); + viafb_write_reg_mask(SR1E, VIASR, 0xF0, BIT4 + + BIT5 + BIT6 + BIT7); + /* SR3E[1]Multi-function selection: + 0 = Emulate I2C and DDC bus by GPIO2/3/4. */ + sr3e = viafb_read_reg(VIASR, SR3E); + viafb_write_reg_mask(SR3E, VIASR, 0x0, BIT5); + break; + } + + /* Check for VT1632: */ + viaparinfo->chip_info->tmds_chip_info.tmds_chip_name = VT1632_TMDS; + viaparinfo->chip_info-> + tmds_chip_info.tmds_chip_slave_addr = VT1632_TMDS_I2C_ADDR; + viaparinfo->chip_info->tmds_chip_info.i2c_port = I2CPORTINDEX; + if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID) != FAIL) { + /* + * Currently only support 12bits,dual edge,add 24bits mode later + */ + tmds_register_write(0x08, 0x3b); + + DEBUG_MSG(KERN_INFO "\n VT1632 TMDS ! \n"); + DEBUG_MSG(KERN_INFO "\n %2d", + viaparinfo->chip_info->tmds_chip_info.tmds_chip_name); + DEBUG_MSG(KERN_INFO "\n %2d", + viaparinfo->chip_info->tmds_chip_info.i2c_port); + return OK; + } else { + viaparinfo->chip_info->tmds_chip_info.i2c_port = GPIOPORTINDEX; + if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID) + != FAIL) { + tmds_register_write(0x08, 0x3b); + DEBUG_MSG(KERN_INFO "\n VT1632 TMDS ! \n"); + DEBUG_MSG(KERN_INFO "\n %2d", + viaparinfo->chip_info-> + tmds_chip_info.tmds_chip_name); + DEBUG_MSG(KERN_INFO "\n %2d", + viaparinfo->chip_info-> + tmds_chip_info.i2c_port); + return OK; + } + } + + viaparinfo->chip_info->tmds_chip_info.tmds_chip_name = INTEGRATED_TMDS; + + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) && + ((viafb_display_hardware_layout == HW_LAYOUT_DVI_ONLY) || + (viafb_display_hardware_layout == HW_LAYOUT_LCD_DVI))) { + DEBUG_MSG(KERN_INFO "\n Integrated TMDS ! \n"); + return OK; + } + + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + viafb_write_reg(SR2A, VIASR, sr2a); + break; + + case UNICHROME_P4M900: + case UNICHROME_P4M890: + viafb_write_reg(SR2A, VIASR, sr2a); + viafb_write_reg(SR1E, VIASR, sr1e); + break; + + default: + viafb_write_reg(SR1E, VIASR, sr1e); + viafb_write_reg(SR3E, VIASR, sr3e); + break; + } + + viaparinfo->chip_info-> + tmds_chip_info.tmds_chip_name = NON_TMDS_TRANSMITTER; + viaparinfo->chip_info->tmds_chip_info. + tmds_chip_slave_addr = VT1632_TMDS_I2C_ADDR; + return FAIL; +} + +static void tmds_register_write(int index, u8 data) +{ + viaparinfo->i2c_stuff.i2c_port = + viaparinfo->chip_info->tmds_chip_info.i2c_port; + + viafb_i2c_writebyte(viaparinfo->chip_info->tmds_chip_info. + tmds_chip_slave_addr, index, + data); +} + +static int tmds_register_read(int index) +{ + u8 data; + + viaparinfo->i2c_stuff.i2c_port = + viaparinfo->chip_info->tmds_chip_info.i2c_port; + viafb_i2c_readbyte((u8) viaparinfo->chip_info-> + tmds_chip_info.tmds_chip_slave_addr, + (u8) index, &data); + return data; +} + +static int tmds_register_read_bytes(int index, u8 *buff, int buff_len) +{ + viaparinfo->i2c_stuff.i2c_port = + viaparinfo->chip_info->tmds_chip_info.i2c_port; + viafb_i2c_readbytes((u8) viaparinfo->chip_info->tmds_chip_info. + tmds_chip_slave_addr, (u8) index, buff, buff_len); + return 0; +} + +static int check_reduce_blanking_mode(int mode_index, + int refresh_rate) +{ + if (refresh_rate != 60) + return false; + + switch (mode_index) { + /* Following modes have reduce blanking mode. */ + case VIA_RES_1360X768: + case VIA_RES_1400X1050: + case VIA_RES_1440X900: + case VIA_RES_1600X900: + case VIA_RES_1680X1050: + case VIA_RES_1920X1080: + case VIA_RES_1920X1200: + break; + + default: + DEBUG_MSG(KERN_INFO + "This dvi mode %d have no reduce blanking mode!\n", + mode_index); + return false; + } + + return true; +} + +/* DVI Set Mode */ +void viafb_dvi_set_mode(int video_index, int mode_bpp, int set_iga) +{ + struct VideoModeTable *videoMode = NULL; + struct crt_mode_table *pDviTiming; + unsigned long desirePixelClock, maxPixelClock; + int status = 0; + videoMode = viafb_get_modetbl_pointer(video_index); + pDviTiming = videoMode->crtc; + desirePixelClock = pDviTiming->clk / 1000000; + maxPixelClock = (unsigned long)viaparinfo-> + tmds_setting_info->max_pixel_clock; + + DEBUG_MSG(KERN_INFO "\nDVI_set_mode!!\n"); + + if ((maxPixelClock != 0) && (desirePixelClock > maxPixelClock)) { + /*Check if reduce-blanking mode is exist */ + status = + check_reduce_blanking_mode(video_index, + pDviTiming->refresh_rate); + if (status) { + video_index += 100; /*Use reduce-blanking mode */ + videoMode = viafb_get_modetbl_pointer(video_index); + pDviTiming = videoMode->crtc; + DEBUG_MSG(KERN_INFO + "DVI use reduce blanking mode %d!!\n", + video_index); + } + } + viafb_fill_crtc_timing(pDviTiming, video_index, mode_bpp / 8, set_iga); + viafb_set_output_path(DEVICE_DVI, set_iga, + viaparinfo->chip_info->tmds_chip_info.output_interface); +} + +/* Sense DVI Connector */ +int viafb_dvi_sense(void) +{ + u8 RegSR1E = 0, RegSR3E = 0, RegCR6B = 0, RegCR91 = 0, + RegCR93 = 0, RegCR9B = 0, data; + int ret = false; + + DEBUG_MSG(KERN_INFO "viafb_dvi_sense!!\n"); + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + /* DI1 Pad on */ + RegSR1E = viafb_read_reg(VIASR, SR1E); + viafb_write_reg(SR1E, VIASR, RegSR1E | 0x30); + + /* CR6B[0]VCK Input Selection: 1 = External clock. */ + RegCR6B = viafb_read_reg(VIACR, CR6B); + viafb_write_reg(CR6B, VIACR, RegCR6B | 0x08); + + /* CR91[4] VDD On [3] Data On [2] VEE On [1] Back Light Off + [0] Software Control Power Sequence */ + RegCR91 = viafb_read_reg(VIACR, CR91); + viafb_write_reg(CR91, VIACR, 0x1D); + + /* CR93[7] DI1 Data Source Selection: 1 = DSP2. + CR93[5] DI1 Clock Source: 1 = internal. + CR93[4] DI1 Clock Polarity. + CR93[3:1] DI1 Clock Adjust. CR93[0] DI1 enable */ + RegCR93 = viafb_read_reg(VIACR, CR93); + viafb_write_reg(CR93, VIACR, 0x01); + } else { + /* DVP0/DVP1 Pad on */ + RegSR1E = viafb_read_reg(VIASR, SR1E); + viafb_write_reg(SR1E, VIASR, RegSR1E | 0xF0); + + /* SR3E[1]Multi-function selection: + 0 = Emulate I2C and DDC bus by GPIO2/3/4. */ + RegSR3E = viafb_read_reg(VIASR, SR3E); + viafb_write_reg(SR3E, VIASR, RegSR3E & (~0x20)); + + /* CR91[4] VDD On [3] Data On [2] VEE On [1] Back Light Off + [0] Software Control Power Sequence */ + RegCR91 = viafb_read_reg(VIACR, CR91); + viafb_write_reg(CR91, VIACR, 0x1D); + + /*CR9B[4] DVP1 Data Source Selection: 1 = From secondary + display.CR9B[2:0] DVP1 Clock Adjust */ + RegCR9B = viafb_read_reg(VIACR, CR9B); + viafb_write_reg(CR9B, VIACR, 0x01); + } + + data = (u8) tmds_register_read(0x09); + if (data & 0x04) + ret = true; + + if (ret == false) { + if (viafb_dvi_query_EDID()) + ret = true; + } + + /* Restore status */ + viafb_write_reg(SR1E, VIASR, RegSR1E); + viafb_write_reg(CR91, VIACR, RegCR91); + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + viafb_write_reg(CR6B, VIACR, RegCR6B); + viafb_write_reg(CR93, VIACR, RegCR93); + } else { + viafb_write_reg(SR3E, VIASR, RegSR3E); + viafb_write_reg(CR9B, VIACR, RegCR9B); + } + + return ret; +} + +/* Query Flat Panel's EDID Table Version Through DVI Connector */ +static int viafb_dvi_query_EDID(void) +{ + u8 data0, data1; + int restore; + + DEBUG_MSG(KERN_INFO "viafb_dvi_query_EDID!!\n"); + + restore = viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr; + viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = 0xA0; + + data0 = (u8) tmds_register_read(0x00); + data1 = (u8) tmds_register_read(0x01); + if ((data0 == 0) && (data1 == 0xFF)) { + viaparinfo->chip_info-> + tmds_chip_info.tmds_chip_slave_addr = restore; + return EDID_VERSION_1; /* Found EDID1 Table */ + } + + data0 = (u8) tmds_register_read(0x00); + viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = restore; + if (data0 == 0x20) + return EDID_VERSION_2; /* Found EDID2 Table */ + else + return false; +} + +/* + * + * int dvi_get_panel_size_from_DDCv1(void) + * + * - Get Panel Size Using EDID1 Table + * + * Return Type: int + * + */ +static int dvi_get_panel_size_from_DDCv1(void) +{ + int i, max_h = 0, max_v = 0, tmp, restore; + unsigned char rData; + unsigned char EDID_DATA[18]; + + DEBUG_MSG(KERN_INFO "\n dvi_get_panel_size_from_DDCv1 \n"); + + restore = viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr; + viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = 0xA0; + + rData = tmds_register_read(0x23); + if (rData & 0x3C) + max_h = 640; + if (rData & 0xC0) + max_h = 720; + if (rData & 0x03) + max_h = 800; + + rData = tmds_register_read(0x24); + if (rData & 0xC0) + max_h = 800; + if (rData & 0x1E) + max_h = 1024; + if (rData & 0x01) + max_h = 1280; + + for (i = 0x25; i < 0x6D; i++) { + switch (i) { + case 0x26: + case 0x28: + case 0x2A: + case 0x2C: + case 0x2E: + case 0x30: + case 0x32: + case 0x34: + rData = tmds_register_read(i); + if (rData == 1) + break; + /* data = (data + 31) * 8 */ + tmp = (rData + 31) << 3; + if (tmp > max_h) + max_h = tmp; + break; + + case 0x36: + case 0x48: + case 0x5A: + case 0x6C: + tmds_register_read_bytes(i, EDID_DATA, 10); + if (!(EDID_DATA[0] || EDID_DATA[1])) { + /* The first two byte must be zero. */ + if (EDID_DATA[3] == 0xFD) { + /* To get max pixel clock. */ + viaparinfo->tmds_setting_info-> + max_pixel_clock = EDID_DATA[9] * 10; + } + } + break; + + default: + break; + } + } + + switch (max_h) { + case 640: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_640X480; + break; + case 800: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_800X600; + break; + case 1024: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1024X768; + break; + case 1280: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1280X1024; + break; + case 1400: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1400X1050; + break; + case 1440: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1440X1050; + break; + case 1600: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1600X1200; + break; + case 1920: + if (max_v == 1200) { + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1920X1200; + } else { + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1920X1080; + } + + break; + default: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1024X768; + DEBUG_MSG(KERN_INFO "Unknow panel size max resolution = %d !\ + set default panel size.\n", max_h); + break; + } + + DEBUG_MSG(KERN_INFO "DVI max pixelclock = %d\n", + viaparinfo->tmds_setting_info->max_pixel_clock); + viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = restore; + return viaparinfo->tmds_setting_info->dvi_panel_size; +} + +/* + * + * int dvi_get_panel_size_from_DDCv2(void) + * + * - Get Panel Size Using EDID2 Table + * + * Return Type: int + * + */ +static int dvi_get_panel_size_from_DDCv2(void) +{ + int HSize = 0, restore; + unsigned char R_Buffer[2]; + + DEBUG_MSG(KERN_INFO "\n dvi_get_panel_size_from_DDCv2 \n"); + + restore = viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr; + viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = 0xA2; + + /* Horizontal: 0x76, 0x77 */ + tmds_register_read_bytes(0x76, R_Buffer, 2); + HSize = R_Buffer[0]; + HSize += R_Buffer[1] << 8; + + switch (HSize) { + case 640: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_640X480; + break; + case 800: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_800X600; + break; + case 1024: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1024X768; + break; + case 1280: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1280X1024; + break; + case 1400: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1400X1050; + break; + case 1440: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1440X1050; + break; + case 1600: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1600X1200; + break; + default: + viaparinfo->tmds_setting_info->dvi_panel_size = + VIA_RES_1024X768; + DEBUG_MSG(KERN_INFO "Unknow panel size max resolution = %d!\ + set default panel size.\n", HSize); + break; + } + + viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = restore; + return viaparinfo->tmds_setting_info->dvi_panel_size; +} + +/* + * + * unsigned char dvi_get_panel_info(void) + * + * - Get Panel Size + * + * Return Type: unsigned char + */ +static unsigned char dvi_get_panel_info(void) +{ + unsigned char dvipanelsize; + DEBUG_MSG(KERN_INFO "dvi_get_panel_info! \n"); + + viafb_dvi_sense(); + switch (viafb_dvi_query_EDID()) { + case 1: + dvi_get_panel_size_from_DDCv1(); + break; + case 2: + dvi_get_panel_size_from_DDCv2(); + break; + default: + break; + } + + DEBUG_MSG(KERN_INFO "dvi panel size is %2d \n", + viaparinfo->tmds_setting_info->dvi_panel_size); + dvipanelsize = (unsigned char)(viaparinfo-> + tmds_setting_info->dvi_panel_size); + return dvipanelsize; +} + +/* If Disable DVI, turn off pad */ +void viafb_dvi_disable(void) +{ + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DVP0) + viafb_write_reg(SR1E, VIASR, + viafb_read_reg(VIASR, SR1E) & (~0xC0)); + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DVP1) + viafb_write_reg(SR1E, VIASR, + viafb_read_reg(VIASR, SR1E) & (~0x30)); + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DFP_HIGH) + viafb_write_reg(SR2A, VIASR, + viafb_read_reg(VIASR, SR2A) & (~0x0C)); + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DFP_LOW) + viafb_write_reg(SR2A, VIASR, + viafb_read_reg(VIASR, SR2A) & (~0x03)); + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_TMDS) + /* Turn off TMDS power. */ + viafb_write_reg(CRD2, VIACR, + viafb_read_reg(VIACR, CRD2) | 0x08); +} + +/* If Enable DVI, turn off pad */ +void viafb_dvi_enable(void) +{ + u8 data; + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DVP0) { + viafb_write_reg(SR1E, VIASR, + viafb_read_reg(VIASR, SR1E) | 0xC0); + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + tmds_register_write(0x88, 0x3b); + else + /*clear CR91[5] to direct on display period + in the secondary diplay path */ + viafb_write_reg(CR91, VIACR, + viafb_read_reg(VIACR, CR91) & 0xDF); + } + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DVP1) { + viafb_write_reg(SR1E, VIASR, + viafb_read_reg(VIASR, SR1E) | 0x30); + + /*fix dvi cann't be enabled with MB VT5718C4 - Al Zhang */ + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + tmds_register_write(0x88, 0x3b); + } else { + /*clear CR91[5] to direct on display period + in the secondary diplay path */ + viafb_write_reg(CR91, VIACR, + viafb_read_reg(VIACR, CR91) & 0xDF); + } + + /*fix DVI cannot enable on EPIA-M board */ + if (viafb_platform_epia_dvi == 1) { + viafb_write_reg_mask(CR91, VIACR, 0x1f, 0x1f); + viafb_write_reg_mask(CR88, VIACR, 0x00, BIT6 + BIT0); + if (viafb_bus_width == 24) { + if (viafb_device_lcd_dualedge == 1) + data = 0x3F; + else + data = 0x37; + viafb_i2c_writebyte(viaparinfo->chip_info-> + tmds_chip_info. + tmds_chip_slave_addr, + 0x08, data); + } + } + } + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DFP_HIGH) { + viafb_write_reg(SR2A, VIASR, + viafb_read_reg(VIASR, SR2A) | 0x0C); + viafb_write_reg(CR91, VIACR, + viafb_read_reg(VIACR, CR91) & 0xDF); + } + + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_DFP_LOW) { + viafb_write_reg(SR2A, VIASR, + viafb_read_reg(VIASR, SR2A) | 0x03); + viafb_write_reg(CR91, VIACR, + viafb_read_reg(VIACR, CR91) & 0xDF); + } + if (viaparinfo->chip_info-> + tmds_chip_info.output_interface == INTERFACE_TMDS) { + /* Turn on Display period in the panel path. */ + viafb_write_reg_mask(CR91, VIACR, 0, BIT7); + + /* Turn on TMDS power. */ + viafb_write_reg_mask(CRD2, VIACR, 0, BIT3); + } +} + diff --git a/drivers/video/via/dvi.h b/drivers/video/via/dvi.h new file mode 100644 index 00000000000..e1ec37fb0dc --- /dev/null +++ b/drivers/video/via/dvi.h @@ -0,0 +1,64 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __DVI_H__ +#define __DVI_H__ + +/*Definition TMDS Device ID register*/ +#define VT1632_DEVICE_ID_REG 0x02 +#define VT1632_DEVICE_ID 0x92 + +#define GET_DVI_SIZE_BY_SYSTEM_BIOS 0x01 +#define GET_DVI_SIZE_BY_VGA_BIOS 0x02 +#define GET_DVI_SZIE_BY_HW_STRAPPING 0x03 + +/* Definition DVI Panel ID*/ +/* Resolution: 640x480, Channel: single, Dithering: Enable */ +#define DVI_PANEL_ID0_640X480 0x00 +/* Resolution: 800x600, Channel: single, Dithering: Enable */ +#define DVI_PANEL_ID1_800x600 0x01 +/* Resolution: 1024x768, Channel: single, Dithering: Enable */ +#define DVI_PANEL_ID1_1024x768 0x02 +/* Resolution: 1280x768, Channel: single, Dithering: Enable */ +#define DVI_PANEL_ID1_1280x768 0x03 +/* Resolution: 1280x1024, Channel: dual, Dithering: Enable */ +#define DVI_PANEL_ID1_1280x1024 0x04 +/* Resolution: 1400x1050, Channel: dual, Dithering: Enable */ +#define DVI_PANEL_ID1_1400x1050 0x05 +/* Resolution: 1600x1200, Channel: dual, Dithering: Enable */ +#define DVI_PANEL_ID1_1600x1200 0x06 + +/* Define the version of EDID*/ +#define EDID_VERSION_1 1 +#define EDID_VERSION_2 2 + +#define DEV_CONNECT_DVI 0x01 +#define DEV_CONNECT_HDMI 0x02 + +struct VideoModeTable *viafb_get_cea_mode_tbl_pointer(int Index); +int viafb_dvi_sense(void); +void viafb_dvi_disable(void); +void viafb_dvi_enable(void); +int viafb_tmds_trasmitter_identify(void); +void viafb_init_dvi_size(void); +void viafb_dvi_set_mode(int video_index, int mode_bpp, int set_iga); + +#endif /* __DVI_H__ */ diff --git a/drivers/video/via/global.c b/drivers/video/via/global.c new file mode 100644 index 00000000000..468be2425af --- /dev/null +++ b/drivers/video/via/global.c @@ -0,0 +1,60 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#include "global.h" +int viafb_platform_epia_dvi = STATE_OFF; +int viafb_device_lcd_dualedge = STATE_OFF; +int viafb_bus_width = 12; +int viafb_display_hardware_layout = HW_LAYOUT_LCD_DVI; +int viafb_memsize; +int viafb_DeviceStatus = CRT_Device; +int viafb_hotplug; +int viafb_refresh = 60; +int viafb_refresh1 = 60; +int viafb_lcd_dsp_method = LCD_EXPANDSION; +int viafb_lcd_mode = LCD_OPENLDI; +int viafb_bpp = 32; +int viafb_bpp1 = 32; +int viafb_accel = 1; +int viafb_CRT_ON = 1; +int viafb_DVI_ON; +int viafb_LCD_ON ; +int viafb_LCD2_ON; +int viafb_SAMM_ON; +int viafb_dual_fb; +int viafb_hotplug_Xres = 640; +int viafb_hotplug_Yres = 480; +int viafb_hotplug_bpp = 32; +int viafb_hotplug_refresh = 60; +unsigned int viafb_second_offset; +int viafb_second_size; +int viafb_primary_dev = None_Device; +void __iomem *viafb_FB_MM; +unsigned int viafb_second_xres = 640; +unsigned int viafb_second_yres = 480; +unsigned int viafb_second_virtual_xres; +unsigned int viafb_second_virtual_yres; +int viafb_lcd_panel_id = LCD_PANEL_ID_MAXIMUM + 1; +struct fb_cursor viacursor; +struct fb_info *viafbinfo; +struct fb_info *viafbinfo1; +struct viafb_par *viaparinfo; +struct viafb_par *viaparinfo1; + diff --git a/drivers/video/via/global.h b/drivers/video/via/global.h new file mode 100644 index 00000000000..8e5263c5b81 --- /dev/null +++ b/drivers/video/via/global.h @@ -0,0 +1,90 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __GLOBAL_H__ +#define __GLOBAL_H__ + +#include <linux/fb.h> +#include <linux/delay.h> +#include <linux/ioport.h> +#include <linux/pci.h> +#include <linux/io.h> +#include <linux/uaccess.h> +#include <linux/init.h> +#include <linux/proc_fs.h> +#include <linux/console.h> +#include <linux/timer.h> + +#include "debug.h" + +#include "iface.h" +#include "viafbdev.h" +#include "chip.h" +#include "debug.h" +#include "accel.h" +#include "share.h" +#include "dvi.h" +#include "viamode.h" +#include "via_i2c.h" +#include "hw.h" + +#include "lcd.h" +#include "ioctl.h" +#include "viamode.h" +#include "via_utility.h" +#include "vt1636.h" +#include "tblDPASetting.h" +#include "tbl1636.h" +#include "viafbdev.h" + +/* External struct*/ + +extern int viafb_platform_epia_dvi; +extern int viafb_device_lcd_dualedge; +extern int viafb_bus_width; +extern int viafb_display_hardware_layout; +extern struct offset offset_reg; +extern struct viafb_par *viaparinfo; +extern struct viafb_par *viaparinfo1; +extern struct fb_info *viafbinfo; +extern struct fb_info *viafbinfo1; +extern int viafb_DeviceStatus; +extern int viafb_refresh; +extern int viafb_refresh1; +extern int viafb_lcd_dsp_method; +extern int viafb_lcd_mode; +extern int viafb_bpp; +extern int viafb_bpp1; + +extern int viafb_CRT_ON; +extern int viafb_hotplug_Xres; +extern int viafb_hotplug_Yres; +extern int viafb_hotplug_bpp; +extern int viafb_hotplug_refresh; +extern int viafb_primary_dev; +extern void __iomem *viafb_FB_MM; +extern struct fb_cursor viacursor; + +extern unsigned int viafb_second_xres; +extern unsigned int viafb_second_yres; +extern int viafb_lcd_panel_id; + +#endif /* __GLOBAL_H__ */ diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c new file mode 100644 index 00000000000..fcd53ceb88f --- /dev/null +++ b/drivers/video/via/hw.c @@ -0,0 +1,2865 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +static const struct pci_device_id_info pciidlist[] = { + {PCI_VIA_VENDOR_ID, UNICHROME_CLE266_DID, UNICHROME_CLE266}, + {PCI_VIA_VENDOR_ID, UNICHROME_PM800_DID, UNICHROME_PM800}, + {PCI_VIA_VENDOR_ID, UNICHROME_K400_DID, UNICHROME_K400}, + {PCI_VIA_VENDOR_ID, UNICHROME_K800_DID, UNICHROME_K800}, + {PCI_VIA_VENDOR_ID, UNICHROME_CN700_DID, UNICHROME_CN700}, + {PCI_VIA_VENDOR_ID, UNICHROME_P4M890_DID, UNICHROME_P4M890}, + {PCI_VIA_VENDOR_ID, UNICHROME_K8M890_DID, UNICHROME_K8M890}, + {PCI_VIA_VENDOR_ID, UNICHROME_CX700_DID, UNICHROME_CX700}, + {PCI_VIA_VENDOR_ID, UNICHROME_P4M900_DID, UNICHROME_P4M900}, + {PCI_VIA_VENDOR_ID, UNICHROME_CN750_DID, UNICHROME_CN750}, + {PCI_VIA_VENDOR_ID, UNICHROME_VX800_DID, UNICHROME_VX800}, + {0, 0, 0} +}; + +struct offset offset_reg = { + /* IGA1 Offset Register */ + {IGA1_OFFSET_REG_NUM, {{CR13, 0, 7}, {CR35, 5, 7} } }, + /* IGA2 Offset Register */ + {IGA2_OFFSET_REG_NUM, {{CR66, 0, 7}, {CR67, 0, 1} } } +}; + +static struct pll_map pll_value[] = { + {CLK_25_175M, CLE266_PLL_25_175M, K800_PLL_25_175M, CX700_25_175M}, + {CLK_29_581M, CLE266_PLL_29_581M, K800_PLL_29_581M, CX700_29_581M}, + {CLK_26_880M, CLE266_PLL_26_880M, K800_PLL_26_880M, CX700_26_880M}, + {CLK_31_490M, CLE266_PLL_31_490M, K800_PLL_31_490M, CX700_31_490M}, + {CLK_31_500M, CLE266_PLL_31_500M, K800_PLL_31_500M, CX700_31_500M}, + {CLK_31_728M, CLE266_PLL_31_728M, K800_PLL_31_728M, CX700_31_728M}, + {CLK_32_668M, CLE266_PLL_32_668M, K800_PLL_32_668M, CX700_32_668M}, + {CLK_36_000M, CLE266_PLL_36_000M, K800_PLL_36_000M, CX700_36_000M}, + {CLK_40_000M, CLE266_PLL_40_000M, K800_PLL_40_000M, CX700_40_000M}, + {CLK_41_291M, CLE266_PLL_41_291M, K800_PLL_41_291M, CX700_41_291M}, + {CLK_43_163M, CLE266_PLL_43_163M, K800_PLL_43_163M, CX700_43_163M}, + {CLK_45_250M, CLE266_PLL_45_250M, K800_PLL_45_250M, CX700_45_250M}, + {CLK_46_000M, CLE266_PLL_46_000M, K800_PLL_46_000M, CX700_46_000M}, + {CLK_46_996M, CLE266_PLL_46_996M, K800_PLL_46_996M, CX700_46_996M}, + {CLK_48_000M, CLE266_PLL_48_000M, K800_PLL_48_000M, CX700_48_000M}, + {CLK_48_875M, CLE266_PLL_48_875M, K800_PLL_48_875M, CX700_48_875M}, + {CLK_49_500M, CLE266_PLL_49_500M, K800_PLL_49_500M, CX700_49_500M}, + {CLK_52_406M, CLE266_PLL_52_406M, K800_PLL_52_406M, CX700_52_406M}, + {CLK_52_977M, CLE266_PLL_52_977M, K800_PLL_52_977M, CX700_52_977M}, + {CLK_56_250M, CLE266_PLL_56_250M, K800_PLL_56_250M, CX700_56_250M}, + {CLK_60_466M, CLE266_PLL_60_466M, K800_PLL_60_466M, CX700_60_466M}, + {CLK_61_500M, CLE266_PLL_61_500M, K800_PLL_61_500M, CX700_61_500M}, + {CLK_65_000M, CLE266_PLL_65_000M, K800_PLL_65_000M, CX700_65_000M}, + {CLK_65_178M, CLE266_PLL_65_178M, K800_PLL_65_178M, CX700_65_178M}, + {CLK_66_750M, CLE266_PLL_66_750M, K800_PLL_66_750M, CX700_66_750M}, + {CLK_68_179M, CLE266_PLL_68_179M, K800_PLL_68_179M, CX700_68_179M}, + {CLK_69_924M, CLE266_PLL_69_924M, K800_PLL_69_924M, CX700_69_924M}, + {CLK_70_159M, CLE266_PLL_70_159M, K800_PLL_70_159M, CX700_70_159M}, + {CLK_72_000M, CLE266_PLL_72_000M, K800_PLL_72_000M, CX700_72_000M}, + {CLK_78_750M, CLE266_PLL_78_750M, K800_PLL_78_750M, CX700_78_750M}, + {CLK_80_136M, CLE266_PLL_80_136M, K800_PLL_80_136M, CX700_80_136M}, + {CLK_83_375M, CLE266_PLL_83_375M, K800_PLL_83_375M, CX700_83_375M}, + {CLK_83_950M, CLE266_PLL_83_950M, K800_PLL_83_950M, CX700_83_950M}, + {CLK_84_750M, CLE266_PLL_84_750M, K800_PLL_84_750M, CX700_84_750M}, + {CLK_85_860M, CLE266_PLL_85_860M, K800_PLL_85_860M, CX700_85_860M}, + {CLK_88_750M, CLE266_PLL_88_750M, K800_PLL_88_750M, CX700_88_750M}, + {CLK_94_500M, CLE266_PLL_94_500M, K800_PLL_94_500M, CX700_94_500M}, + {CLK_97_750M, CLE266_PLL_97_750M, K800_PLL_97_750M, CX700_97_750M}, + {CLK_101_000M, CLE266_PLL_101_000M, K800_PLL_101_000M, + CX700_101_000M}, + {CLK_106_500M, CLE266_PLL_106_500M, K800_PLL_106_500M, + CX700_106_500M}, + {CLK_108_000M, CLE266_PLL_108_000M, K800_PLL_108_000M, + CX700_108_000M}, + {CLK_113_309M, CLE266_PLL_113_309M, K800_PLL_113_309M, + CX700_113_309M}, + {CLK_118_840M, CLE266_PLL_118_840M, K800_PLL_118_840M, + CX700_118_840M}, + {CLK_119_000M, CLE266_PLL_119_000M, K800_PLL_119_000M, + CX700_119_000M}, + {CLK_121_750M, CLE266_PLL_121_750M, K800_PLL_121_750M, + CX700_121_750M}, + {CLK_125_104M, CLE266_PLL_125_104M, K800_PLL_125_104M, + CX700_125_104M}, + {CLK_133_308M, CLE266_PLL_133_308M, K800_PLL_133_308M, + CX700_133_308M}, + {CLK_135_000M, CLE266_PLL_135_000M, K800_PLL_135_000M, + CX700_135_000M}, + {CLK_136_700M, CLE266_PLL_136_700M, K800_PLL_136_700M, + CX700_136_700M}, + {CLK_138_400M, CLE266_PLL_138_400M, K800_PLL_138_400M, + CX700_138_400M}, + {CLK_146_760M, CLE266_PLL_146_760M, K800_PLL_146_760M, + CX700_146_760M}, + {CLK_153_920M, CLE266_PLL_153_920M, K800_PLL_153_920M, + CX700_153_920M}, + {CLK_156_000M, CLE266_PLL_156_000M, K800_PLL_156_000M, + CX700_156_000M}, + {CLK_157_500M, CLE266_PLL_157_500M, K800_PLL_157_500M, + CX700_157_500M}, + {CLK_162_000M, CLE266_PLL_162_000M, K800_PLL_162_000M, + CX700_162_000M}, + {CLK_187_000M, CLE266_PLL_187_000M, K800_PLL_187_000M, + CX700_187_000M}, + {CLK_193_295M, CLE266_PLL_193_295M, K800_PLL_193_295M, + CX700_193_295M}, + {CLK_202_500M, CLE266_PLL_202_500M, K800_PLL_202_500M, + CX700_202_500M}, + {CLK_204_000M, CLE266_PLL_204_000M, K800_PLL_204_000M, + CX700_204_000M}, + {CLK_218_500M, CLE266_PLL_218_500M, K800_PLL_218_500M, + CX700_218_500M}, + {CLK_234_000M, CLE266_PLL_234_000M, K800_PLL_234_000M, + CX700_234_000M}, + {CLK_267_250M, CLE266_PLL_267_250M, K800_PLL_267_250M, + CX700_267_250M}, + {CLK_297_500M, CLE266_PLL_297_500M, K800_PLL_297_500M, + CX700_297_500M}, + {CLK_74_481M, CLE266_PLL_74_481M, K800_PLL_74_481M, CX700_74_481M}, + {CLK_172_798M, CLE266_PLL_172_798M, K800_PLL_172_798M, + CX700_172_798M}, + {CLK_122_614M, CLE266_PLL_122_614M, K800_PLL_122_614M, + CX700_122_614M}, + {CLK_74_270M, CLE266_PLL_74_270M, K800_PLL_74_270M, CX700_74_270M}, + {CLK_148_500M, CLE266_PLL_148_500M, K800_PLL_148_500M, + CX700_148_500M} +}; + +static struct fifo_depth_select display_fifo_depth_reg = { + /* IGA1 FIFO Depth_Select */ + {IGA1_FIFO_DEPTH_SELECT_REG_NUM, {{SR17, 0, 7} } }, + /* IGA2 FIFO Depth_Select */ + {IGA2_FIFO_DEPTH_SELECT_REG_NUM, + {{CR68, 4, 7}, {CR94, 7, 7}, {CR95, 7, 7} } } +}; + +static struct fifo_threshold_select fifo_threshold_select_reg = { + /* IGA1 FIFO Threshold Select */ + {IGA1_FIFO_THRESHOLD_REG_NUM, {{SR16, 0, 5}, {SR16, 7, 7} } }, + /* IGA2 FIFO Threshold Select */ + {IGA2_FIFO_THRESHOLD_REG_NUM, {{CR68, 0, 3}, {CR95, 4, 6} } } +}; + +static struct fifo_high_threshold_select fifo_high_threshold_select_reg = { + /* IGA1 FIFO High Threshold Select */ + {IGA1_FIFO_HIGH_THRESHOLD_REG_NUM, {{SR18, 0, 5}, {SR18, 7, 7} } }, + /* IGA2 FIFO High Threshold Select */ + {IGA2_FIFO_HIGH_THRESHOLD_REG_NUM, {{CR92, 0, 3}, {CR95, 0, 2} } } +}; + +static struct display_queue_expire_num display_queue_expire_num_reg = { + /* IGA1 Display Queue Expire Num */ + {IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM, {{SR22, 0, 4} } }, + /* IGA2 Display Queue Expire Num */ + {IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM, {{CR94, 0, 6} } } +}; + +/* Definition Fetch Count Registers*/ +static struct fetch_count fetch_count_reg = { + /* IGA1 Fetch Count Register */ + {IGA1_FETCH_COUNT_REG_NUM, {{SR1C, 0, 7}, {SR1D, 0, 1} } }, + /* IGA2 Fetch Count Register */ + {IGA2_FETCH_COUNT_REG_NUM, {{CR65, 0, 7}, {CR67, 2, 3} } } +}; + +static struct iga1_crtc_timing iga1_crtc_reg = { + /* IGA1 Horizontal Total */ + {IGA1_HOR_TOTAL_REG_NUM, {{CR00, 0, 7}, {CR36, 3, 3} } }, + /* IGA1 Horizontal Addressable Video */ + {IGA1_HOR_ADDR_REG_NUM, {{CR01, 0, 7} } }, + /* IGA1 Horizontal Blank Start */ + {IGA1_HOR_BLANK_START_REG_NUM, {{CR02, 0, 7} } }, + /* IGA1 Horizontal Blank End */ + {IGA1_HOR_BLANK_END_REG_NUM, + {{CR03, 0, 4}, {CR05, 7, 7}, {CR33, 5, 5} } }, + /* IGA1 Horizontal Sync Start */ + {IGA1_HOR_SYNC_START_REG_NUM, {{CR04, 0, 7}, {CR33, 4, 4} } }, + /* IGA1 Horizontal Sync End */ + {IGA1_HOR_SYNC_END_REG_NUM, {{CR05, 0, 4} } }, + /* IGA1 Vertical Total */ + {IGA1_VER_TOTAL_REG_NUM, + {{CR06, 0, 7}, {CR07, 0, 0}, {CR07, 5, 5}, {CR35, 0, 0} } }, + /* IGA1 Vertical Addressable Video */ + {IGA1_VER_ADDR_REG_NUM, + {{CR12, 0, 7}, {CR07, 1, 1}, {CR07, 6, 6}, {CR35, 2, 2} } }, + /* IGA1 Vertical Blank Start */ + {IGA1_VER_BLANK_START_REG_NUM, + {{CR15, 0, 7}, {CR07, 3, 3}, {CR09, 5, 5}, {CR35, 3, 3} } }, + /* IGA1 Vertical Blank End */ + {IGA1_VER_BLANK_END_REG_NUM, {{CR16, 0, 7} } }, + /* IGA1 Vertical Sync Start */ + {IGA1_VER_SYNC_START_REG_NUM, + {{CR10, 0, 7}, {CR07, 2, 2}, {CR07, 7, 7}, {CR35, 1, 1} } }, + /* IGA1 Vertical Sync End */ + {IGA1_VER_SYNC_END_REG_NUM, {{CR11, 0, 3} } } +}; + +static struct iga2_crtc_timing iga2_crtc_reg = { + /* IGA2 Horizontal Total */ + {IGA2_HOR_TOTAL_REG_NUM, {{CR50, 0, 7}, {CR55, 0, 3} } }, + /* IGA2 Horizontal Addressable Video */ + {IGA2_HOR_ADDR_REG_NUM, {{CR51, 0, 7}, {CR55, 4, 6} } }, + /* IGA2 Horizontal Blank Start */ + {IGA2_HOR_BLANK_START_REG_NUM, {{CR52, 0, 7}, {CR54, 0, 2} } }, + /* IGA2 Horizontal Blank End */ + {IGA2_HOR_BLANK_END_REG_NUM, + {{CR53, 0, 7}, {CR54, 3, 5}, {CR5D, 6, 6} } }, + /* IGA2 Horizontal Sync Start */ + {IGA2_HOR_SYNC_START_REG_NUM, + {{CR56, 0, 7}, {CR54, 6, 7}, {CR5C, 7, 7}, {CR5D, 7, 7} } }, + /* IGA2 Horizontal Sync End */ + {IGA2_HOR_SYNC_END_REG_NUM, {{CR57, 0, 7}, {CR5C, 6, 6} } }, + /* IGA2 Vertical Total */ + {IGA2_VER_TOTAL_REG_NUM, {{CR58, 0, 7}, {CR5D, 0, 2} } }, + /* IGA2 Vertical Addressable Video */ + {IGA2_VER_ADDR_REG_NUM, {{CR59, 0, 7}, {CR5D, 3, 5} } }, + /* IGA2 Vertical Blank Start */ + {IGA2_VER_BLANK_START_REG_NUM, {{CR5A, 0, 7}, {CR5C, 0, 2} } }, + /* IGA2 Vertical Blank End */ + {IGA2_VER_BLANK_END_REG_NUM, {{CR5B, 0, 7}, {CR5C, 3, 5} } }, + /* IGA2 Vertical Sync Start */ + {IGA2_VER_SYNC_START_REG_NUM, {{CR5E, 0, 7}, {CR5F, 5, 7} } }, + /* IGA2 Vertical Sync End */ + {IGA2_VER_SYNC_END_REG_NUM, {{CR5F, 0, 4} } } +}; + +static struct rgbLUT palLUT_table[] = { + /* {R,G,B} */ + /* Index 0x00~0x03 */ + {0x00, 0x00, 0x00}, {0x00, 0x00, 0x2A}, {0x00, 0x2A, 0x00}, {0x00, + 0x2A, + 0x2A}, + /* Index 0x04~0x07 */ + {0x2A, 0x00, 0x00}, {0x2A, 0x00, 0x2A}, {0x2A, 0x15, 0x00}, {0x2A, + 0x2A, + 0x2A}, + /* Index 0x08~0x0B */ + {0x15, 0x15, 0x15}, {0x15, 0x15, 0x3F}, {0x15, 0x3F, 0x15}, {0x15, + 0x3F, + 0x3F}, + /* Index 0x0C~0x0F */ + {0x3F, 0x15, 0x15}, {0x3F, 0x15, 0x3F}, {0x3F, 0x3F, 0x15}, {0x3F, + 0x3F, + 0x3F}, + /* Index 0x10~0x13 */ + {0x00, 0x00, 0x00}, {0x05, 0x05, 0x05}, {0x08, 0x08, 0x08}, {0x0B, + 0x0B, + 0x0B}, + /* Index 0x14~0x17 */ + {0x0E, 0x0E, 0x0E}, {0x11, 0x11, 0x11}, {0x14, 0x14, 0x14}, {0x18, + 0x18, + 0x18}, + /* Index 0x18~0x1B */ + {0x1C, 0x1C, 0x1C}, {0x20, 0x20, 0x20}, {0x24, 0x24, 0x24}, {0x28, + 0x28, + 0x28}, + /* Index 0x1C~0x1F */ + {0x2D, 0x2D, 0x2D}, {0x32, 0x32, 0x32}, {0x38, 0x38, 0x38}, {0x3F, + 0x3F, + 0x3F}, + /* Index 0x20~0x23 */ + {0x00, 0x00, 0x3F}, {0x10, 0x00, 0x3F}, {0x1F, 0x00, 0x3F}, {0x2F, + 0x00, + 0x3F}, + /* Index 0x24~0x27 */ + {0x3F, 0x00, 0x3F}, {0x3F, 0x00, 0x2F}, {0x3F, 0x00, 0x1F}, {0x3F, + 0x00, + 0x10}, + /* Index 0x28~0x2B */ + {0x3F, 0x00, 0x00}, {0x3F, 0x10, 0x00}, {0x3F, 0x1F, 0x00}, {0x3F, + 0x2F, + 0x00}, + /* Index 0x2C~0x2F */ + {0x3F, 0x3F, 0x00}, {0x2F, 0x3F, 0x00}, {0x1F, 0x3F, 0x00}, {0x10, + 0x3F, + 0x00}, + /* Index 0x30~0x33 */ + {0x00, 0x3F, 0x00}, {0x00, 0x3F, 0x10}, {0x00, 0x3F, 0x1F}, {0x00, + 0x3F, + 0x2F}, + /* Index 0x34~0x37 */ + {0x00, 0x3F, 0x3F}, {0x00, 0x2F, 0x3F}, {0x00, 0x1F, 0x3F}, {0x00, + 0x10, + 0x3F}, + /* Index 0x38~0x3B */ + {0x1F, 0x1F, 0x3F}, {0x27, 0x1F, 0x3F}, {0x2F, 0x1F, 0x3F}, {0x37, + 0x1F, + 0x3F}, + /* Index 0x3C~0x3F */ + {0x3F, 0x1F, 0x3F}, {0x3F, 0x1F, 0x37}, {0x3F, 0x1F, 0x2F}, {0x3F, + 0x1F, + 0x27}, + /* Index 0x40~0x43 */ + {0x3F, 0x1F, 0x1F}, {0x3F, 0x27, 0x1F}, {0x3F, 0x2F, 0x1F}, {0x3F, + 0x3F, + 0x1F}, + /* Index 0x44~0x47 */ + {0x3F, 0x3F, 0x1F}, {0x37, 0x3F, 0x1F}, {0x2F, 0x3F, 0x1F}, {0x27, + 0x3F, + 0x1F}, + /* Index 0x48~0x4B */ + {0x1F, 0x3F, 0x1F}, {0x1F, 0x3F, 0x27}, {0x1F, 0x3F, 0x2F}, {0x1F, + 0x3F, + 0x37}, + /* Index 0x4C~0x4F */ + {0x1F, 0x3F, 0x3F}, {0x1F, 0x37, 0x3F}, {0x1F, 0x2F, 0x3F}, {0x1F, + 0x27, + 0x3F}, + /* Index 0x50~0x53 */ + {0x2D, 0x2D, 0x3F}, {0x31, 0x2D, 0x3F}, {0x36, 0x2D, 0x3F}, {0x3A, + 0x2D, + 0x3F}, + /* Index 0x54~0x57 */ + {0x3F, 0x2D, 0x3F}, {0x3F, 0x2D, 0x3A}, {0x3F, 0x2D, 0x36}, {0x3F, + 0x2D, + 0x31}, + /* Index 0x58~0x5B */ + {0x3F, 0x2D, 0x2D}, {0x3F, 0x31, 0x2D}, {0x3F, 0x36, 0x2D}, {0x3F, + 0x3A, + 0x2D}, + /* Index 0x5C~0x5F */ + {0x3F, 0x3F, 0x2D}, {0x3A, 0x3F, 0x2D}, {0x36, 0x3F, 0x2D}, {0x31, + 0x3F, + 0x2D}, + /* Index 0x60~0x63 */ + {0x2D, 0x3F, 0x2D}, {0x2D, 0x3F, 0x31}, {0x2D, 0x3F, 0x36}, {0x2D, + 0x3F, + 0x3A}, + /* Index 0x64~0x67 */ + {0x2D, 0x3F, 0x3F}, {0x2D, 0x3A, 0x3F}, {0x2D, 0x36, 0x3F}, {0x2D, + 0x31, + 0x3F}, + /* Index 0x68~0x6B */ + {0x00, 0x00, 0x1C}, {0x07, 0x00, 0x1C}, {0x0E, 0x00, 0x1C}, {0x15, + 0x00, + 0x1C}, + /* Index 0x6C~0x6F */ + {0x1C, 0x00, 0x1C}, {0x1C, 0x00, 0x15}, {0x1C, 0x00, 0x0E}, {0x1C, + 0x00, + 0x07}, + /* Index 0x70~0x73 */ + {0x1C, 0x00, 0x00}, {0x1C, 0x07, 0x00}, {0x1C, 0x0E, 0x00}, {0x1C, + 0x15, + 0x00}, + /* Index 0x74~0x77 */ + {0x1C, 0x1C, 0x00}, {0x15, 0x1C, 0x00}, {0x0E, 0x1C, 0x00}, {0x07, + 0x1C, + 0x00}, + /* Index 0x78~0x7B */ + {0x00, 0x1C, 0x00}, {0x00, 0x1C, 0x07}, {0x00, 0x1C, 0x0E}, {0x00, + 0x1C, + 0x15}, + /* Index 0x7C~0x7F */ + {0x00, 0x1C, 0x1C}, {0x00, 0x15, 0x1C}, {0x00, 0x0E, 0x1C}, {0x00, + 0x07, + 0x1C}, + /* Index 0x80~0x83 */ + {0x0E, 0x0E, 0x1C}, {0x11, 0x0E, 0x1C}, {0x15, 0x0E, 0x1C}, {0x18, + 0x0E, + 0x1C}, + /* Index 0x84~0x87 */ + {0x1C, 0x0E, 0x1C}, {0x1C, 0x0E, 0x18}, {0x1C, 0x0E, 0x15}, {0x1C, + 0x0E, + 0x11}, + /* Index 0x88~0x8B */ + {0x1C, 0x0E, 0x0E}, {0x1C, 0x11, 0x0E}, {0x1C, 0x15, 0x0E}, {0x1C, + 0x18, + 0x0E}, + /* Index 0x8C~0x8F */ + {0x1C, 0x1C, 0x0E}, {0x18, 0x1C, 0x0E}, {0x15, 0x1C, 0x0E}, {0x11, + 0x1C, + 0x0E}, + /* Index 0x90~0x93 */ + {0x0E, 0x1C, 0x0E}, {0x0E, 0x1C, 0x11}, {0x0E, 0x1C, 0x15}, {0x0E, + 0x1C, + 0x18}, + /* Index 0x94~0x97 */ + {0x0E, 0x1C, 0x1C}, {0x0E, 0x18, 0x1C}, {0x0E, 0x15, 0x1C}, {0x0E, + 0x11, + 0x1C}, + /* Index 0x98~0x9B */ + {0x14, 0x14, 0x1C}, {0x16, 0x14, 0x1C}, {0x18, 0x14, 0x1C}, {0x1A, + 0x14, + 0x1C}, + /* Index 0x9C~0x9F */ + {0x1C, 0x14, 0x1C}, {0x1C, 0x14, 0x1A}, {0x1C, 0x14, 0x18}, {0x1C, + 0x14, + 0x16}, + /* Index 0xA0~0xA3 */ + {0x1C, 0x14, 0x14}, {0x1C, 0x16, 0x14}, {0x1C, 0x18, 0x14}, {0x1C, + 0x1A, + 0x14}, + /* Index 0xA4~0xA7 */ + {0x1C, 0x1C, 0x14}, {0x1A, 0x1C, 0x14}, {0x18, 0x1C, 0x14}, {0x16, + 0x1C, + 0x14}, + /* Index 0xA8~0xAB */ + {0x14, 0x1C, 0x14}, {0x14, 0x1C, 0x16}, {0x14, 0x1C, 0x18}, {0x14, + 0x1C, + 0x1A}, + /* Index 0xAC~0xAF */ + {0x14, 0x1C, 0x1C}, {0x14, 0x1A, 0x1C}, {0x14, 0x18, 0x1C}, {0x14, + 0x16, + 0x1C}, + /* Index 0xB0~0xB3 */ + {0x00, 0x00, 0x10}, {0x04, 0x00, 0x10}, {0x08, 0x00, 0x10}, {0x0C, + 0x00, + 0x10}, + /* Index 0xB4~0xB7 */ + {0x10, 0x00, 0x10}, {0x10, 0x00, 0x0C}, {0x10, 0x00, 0x08}, {0x10, + 0x00, + 0x04}, + /* Index 0xB8~0xBB */ + {0x10, 0x00, 0x00}, {0x10, 0x04, 0x00}, {0x10, 0x08, 0x00}, {0x10, + 0x0C, + 0x00}, + /* Index 0xBC~0xBF */ + {0x10, 0x10, 0x00}, {0x0C, 0x10, 0x00}, {0x08, 0x10, 0x00}, {0x04, + 0x10, + 0x00}, + /* Index 0xC0~0xC3 */ + {0x00, 0x10, 0x00}, {0x00, 0x10, 0x04}, {0x00, 0x10, 0x08}, {0x00, + 0x10, + 0x0C}, + /* Index 0xC4~0xC7 */ + {0x00, 0x10, 0x10}, {0x00, 0x0C, 0x10}, {0x00, 0x08, 0x10}, {0x00, + 0x04, + 0x10}, + /* Index 0xC8~0xCB */ + {0x08, 0x08, 0x10}, {0x0A, 0x08, 0x10}, {0x0C, 0x08, 0x10}, {0x0E, + 0x08, + 0x10}, + /* Index 0xCC~0xCF */ + {0x10, 0x08, 0x10}, {0x10, 0x08, 0x0E}, {0x10, 0x08, 0x0C}, {0x10, + 0x08, + 0x0A}, + /* Index 0xD0~0xD3 */ + {0x10, 0x08, 0x08}, {0x10, 0x0A, 0x08}, {0x10, 0x0C, 0x08}, {0x10, + 0x0E, + 0x08}, + /* Index 0xD4~0xD7 */ + {0x10, 0x10, 0x08}, {0x0E, 0x10, 0x08}, {0x0C, 0x10, 0x08}, {0x0A, + 0x10, + 0x08}, + /* Index 0xD8~0xDB */ + {0x08, 0x10, 0x08}, {0x08, 0x10, 0x0A}, {0x08, 0x10, 0x0C}, {0x08, + 0x10, + 0x0E}, + /* Index 0xDC~0xDF */ + {0x08, 0x10, 0x10}, {0x08, 0x0E, 0x10}, {0x08, 0x0C, 0x10}, {0x08, + 0x0A, + 0x10}, + /* Index 0xE0~0xE3 */ + {0x0B, 0x0B, 0x10}, {0x0C, 0x0B, 0x10}, {0x0D, 0x0B, 0x10}, {0x0F, + 0x0B, + 0x10}, + /* Index 0xE4~0xE7 */ + {0x10, 0x0B, 0x10}, {0x10, 0x0B, 0x0F}, {0x10, 0x0B, 0x0D}, {0x10, + 0x0B, + 0x0C}, + /* Index 0xE8~0xEB */ + {0x10, 0x0B, 0x0B}, {0x10, 0x0C, 0x0B}, {0x10, 0x0D, 0x0B}, {0x10, + 0x0F, + 0x0B}, + /* Index 0xEC~0xEF */ + {0x10, 0x10, 0x0B}, {0x0F, 0x10, 0x0B}, {0x0D, 0x10, 0x0B}, {0x0C, + 0x10, + 0x0B}, + /* Index 0xF0~0xF3 */ + {0x0B, 0x10, 0x0B}, {0x0B, 0x10, 0x0C}, {0x0B, 0x10, 0x0D}, {0x0B, + 0x10, + 0x0F}, + /* Index 0xF4~0xF7 */ + {0x0B, 0x10, 0x10}, {0x0B, 0x0F, 0x10}, {0x0B, 0x0D, 0x10}, {0x0B, + 0x0C, + 0x10}, + /* Index 0xF8~0xFB */ + {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, + 0x00, + 0x00}, + /* Index 0xFC~0xFF */ + {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, 0x00, 0x00}, {0x00, + 0x00, + 0x00} +}; + +static void set_crt_output_path(int set_iga); +static void dvi_patch_skew_dvp0(void); +static void dvi_patch_skew_dvp1(void); +static void dvi_patch_skew_dvp_low(void); +static void set_dvi_output_path(int set_iga, int output_interface); +static void set_lcd_output_path(int set_iga, int output_interface); +static int search_mode_setting(int ModeInfoIndex); +static void load_fix_bit_crtc_reg(void); +static void init_gfx_chip_info(void); +static void init_tmds_chip_info(void); +static void init_lvds_chip_info(void); +static void device_screen_off(void); +static void device_screen_on(void); +static void set_display_channel(void); +static void device_off(void); +static void device_on(void); +static void enable_second_display_channel(void); +static void disable_second_display_channel(void); +static int get_fb_size_from_pci(void); + +void viafb_write_reg(u8 index, u16 io_port, u8 data) +{ + outb(index, io_port); + outb(data, io_port + 1); + /*DEBUG_MSG(KERN_INFO "\nIndex=%2d Value=%2d", index, data); */ +} +u8 viafb_read_reg(int io_port, u8 index) +{ + outb(index, io_port); + return inb(io_port + 1); +} + +void viafb_lock_crt(void) +{ + viafb_write_reg_mask(CR11, VIACR, BIT7, BIT7); +} + +void viafb_unlock_crt(void) +{ + viafb_write_reg_mask(CR11, VIACR, 0, BIT7); + viafb_write_reg_mask(CR47, VIACR, 0, BIT0); +} + +void viafb_write_reg_mask(u8 index, int io_port, u8 data, u8 mask) +{ + u8 tmp; + + outb(index, io_port); + tmp = inb(io_port + 1); + outb((data & mask) | (tmp & (~mask)), io_port + 1); + /*DEBUG_MSG(KERN_INFO "\nIndex=%2d Value=%2d", index, tmp); */ +} + +void write_dac_reg(u8 index, u8 r, u8 g, u8 b) +{ + outb(index, LUT_INDEX_WRITE); + outb(r, LUT_DATA); + outb(g, LUT_DATA); + outb(b, LUT_DATA); +} + +/*Set IGA path for each device*/ +void viafb_set_iga_path(void) +{ + + if (viafb_SAMM_ON == 1) { + if (viafb_CRT_ON) { + if (viafb_primary_dev == CRT_Device) + viaparinfo->crt_setting_info->iga_path = IGA1; + else + viaparinfo->crt_setting_info->iga_path = IGA2; + } + + if (viafb_DVI_ON) { + if (viafb_primary_dev == DVI_Device) + viaparinfo->tmds_setting_info->iga_path = IGA1; + else + viaparinfo->tmds_setting_info->iga_path = IGA2; + } + + if (viafb_LCD_ON) { + if (viafb_primary_dev == LCD_Device) { + if (viafb_dual_fb && + (viaparinfo->chip_info->gfx_chip_name == + UNICHROME_CLE266)) { + viaparinfo-> + lvds_setting_info->iga_path = IGA2; + viaparinfo-> + crt_setting_info->iga_path = IGA1; + viaparinfo-> + tmds_setting_info->iga_path = IGA1; + } else + viaparinfo-> + lvds_setting_info->iga_path = IGA1; + } else { + viaparinfo->lvds_setting_info->iga_path = IGA2; + } + } + if (viafb_LCD2_ON) { + if (LCD2_Device == viafb_primary_dev) + viaparinfo->lvds_setting_info2->iga_path = IGA1; + else + viaparinfo->lvds_setting_info2->iga_path = IGA2; + } + } else { + viafb_SAMM_ON = 0; + + if (viafb_CRT_ON && viafb_LCD_ON) { + viaparinfo->crt_setting_info->iga_path = IGA1; + viaparinfo->lvds_setting_info->iga_path = IGA2; + } else if (viafb_CRT_ON && viafb_DVI_ON) { + viaparinfo->crt_setting_info->iga_path = IGA1; + viaparinfo->tmds_setting_info->iga_path = IGA2; + } else if (viafb_LCD_ON && viafb_DVI_ON) { + viaparinfo->tmds_setting_info->iga_path = IGA1; + viaparinfo->lvds_setting_info->iga_path = IGA2; + } else if (viafb_LCD_ON && viafb_LCD2_ON) { + viaparinfo->lvds_setting_info->iga_path = IGA2; + viaparinfo->lvds_setting_info2->iga_path = IGA2; + } else if (viafb_CRT_ON) { + viaparinfo->crt_setting_info->iga_path = IGA1; + } else if (viafb_LCD_ON) { + viaparinfo->lvds_setting_info->iga_path = IGA2; + } else if (viafb_DVI_ON) { + viaparinfo->tmds_setting_info->iga_path = IGA1; + } + } +} + +void viafb_set_start_addr(void) +{ + unsigned long offset = 0, tmp = 0, size = 0; + unsigned long length; + + DEBUG_MSG(KERN_INFO "viafb_set_start_addr!\n"); + viafb_unlock_crt(); + /* update starting address of IGA1 */ + viafb_write_reg(CR0C, VIACR, 0x00); /*initial starting address */ + viafb_write_reg(CR0D, VIACR, 0x00); + viafb_write_reg(CR34, VIACR, 0x00); + viafb_write_reg_mask(CR48, VIACR, 0x00, 0x1F); + + if (viafb_dual_fb) { + viaparinfo->iga_path = IGA1; + viaparinfo1->iga_path = IGA2; + } + + if (viafb_SAMM_ON == 1) { + if (!viafb_dual_fb) { + if (viafb_second_size) + size = viafb_second_size * 1024 * 1024; + else + size = 8 * 1024 * 1024; + } else { + + size = viaparinfo1->memsize; + } + offset = viafb_second_offset; + DEBUG_MSG(KERN_INFO + "viafb_second_size=%lx, second start_adddress=%lx\n", + size, offset); + } + if (viafb_SAMM_ON == 1) { + offset = offset >> 3; + + tmp = viafb_read_reg(VIACR, 0x62) & 0x01; + tmp |= (offset & 0x7F) << 1; + viafb_write_reg(CR62, VIACR, tmp); + viafb_write_reg(CR63, VIACR, ((offset & 0x7F80) >> 7)); + viafb_write_reg(CR64, VIACR, ((offset & 0x7F8000) >> 15)); + viafb_write_reg(CRA3, VIACR, ((offset & 0x3800000) >> 23)); + } else { + /* update starting address */ + viafb_write_reg(CR62, VIACR, 0x00); + viafb_write_reg(CR63, VIACR, 0x00); + viafb_write_reg(CR64, VIACR, 0x00); + viafb_write_reg(CRA3, VIACR, 0x00); + } + + if (viafb_SAMM_ON == 1) { + if (viafb_accel) { + if (!viafb_dual_fb) + length = size - viaparinfo->fbmem_used; + else + length = size - viaparinfo1->fbmem_used; + } else + length = size; + offset = (unsigned long)(void *)viafb_FB_MM + + viafb_second_offset; + memset((void *)offset, 0, length); + } + + viafb_lock_crt(); +} + +void viafb_set_output_path(int device, int set_iga, int output_interface) +{ + switch (device) { + case DEVICE_CRT: + set_crt_output_path(set_iga); + break; + case DEVICE_DVI: + set_dvi_output_path(set_iga, output_interface); + break; + case DEVICE_LCD: + set_lcd_output_path(set_iga, output_interface); + break; + } +} + +static void set_crt_output_path(int set_iga) +{ + viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5); + + switch (set_iga) { + case IGA1: + viafb_write_reg_mask(SR16, VIASR, 0x00, BIT6); + break; + case IGA2: + case IGA1_IGA2: + viafb_write_reg_mask(CR6A, VIACR, 0xC0, BIT6 + BIT7); + viafb_write_reg_mask(SR16, VIASR, 0x40, BIT6); + if (set_iga == IGA1_IGA2) + viafb_write_reg_mask(CR6B, VIACR, 0x08, BIT3); + break; + } +} + +static void dvi_patch_skew_dvp0(void) +{ + /* Reset data driving first: */ + viafb_write_reg_mask(SR1B, VIASR, 0, BIT1); + viafb_write_reg_mask(SR2A, VIASR, 0, BIT4); + + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_P4M890: + { + if ((viaparinfo->tmds_setting_info->h_active == 1600) && + (viaparinfo->tmds_setting_info->v_active == + 1200)) + viafb_write_reg_mask(CR96, VIACR, 0x03, + BIT0 + BIT1 + BIT2); + else + viafb_write_reg_mask(CR96, VIACR, 0x07, + BIT0 + BIT1 + BIT2); + break; + } + + case UNICHROME_P4M900: + { + viafb_write_reg_mask(CR96, VIACR, 0x07, + BIT0 + BIT1 + BIT2 + BIT3); + viafb_write_reg_mask(SR1B, VIASR, 0x02, BIT1); + viafb_write_reg_mask(SR2A, VIASR, 0x10, BIT4); + break; + } + + default: + { + break; + } + } +} + +static void dvi_patch_skew_dvp1(void) +{ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CX700: + { + break; + } + + default: + { + break; + } + } +} + +static void dvi_patch_skew_dvp_low(void) +{ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + { + viafb_write_reg_mask(CR99, VIACR, 0x03, BIT0 + BIT1); + break; + } + + case UNICHROME_P4M900: + { + viafb_write_reg_mask(CR99, VIACR, 0x08, + BIT0 + BIT1 + BIT2 + BIT3); + break; + } + + case UNICHROME_P4M890: + { + viafb_write_reg_mask(CR99, VIACR, 0x0F, + BIT0 + BIT1 + BIT2 + BIT3); + break; + } + + default: + { + break; + } + } +} + +static void set_dvi_output_path(int set_iga, int output_interface) +{ + switch (output_interface) { + case INTERFACE_DVP0: + viafb_write_reg_mask(CR6B, VIACR, 0x01, BIT0); + + if (set_iga == IGA1) { + viafb_write_reg_mask(CR96, VIACR, 0x00, BIT4); + viafb_write_reg_mask(CR6C, VIACR, 0x21, BIT0 + + BIT5 + BIT7); + } else { + viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4); + viafb_write_reg_mask(CR6C, VIACR, 0xA1, BIT0 + + BIT5 + BIT7); + } + + viafb_write_reg_mask(SR1E, VIASR, 0xC0, BIT7 + BIT6); + + dvi_patch_skew_dvp0(); + break; + + case INTERFACE_DVP1: + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + if (set_iga == IGA1) + viafb_write_reg_mask(CR93, VIACR, 0x21, + BIT0 + BIT5 + BIT7); + else + viafb_write_reg_mask(CR93, VIACR, 0xA1, + BIT0 + BIT5 + BIT7); + } else { + if (set_iga == IGA1) + viafb_write_reg_mask(CR9B, VIACR, 0x00, BIT4); + else + viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4); + } + + viafb_write_reg_mask(SR1E, VIASR, 0x30, BIT4 + BIT5); + dvi_patch_skew_dvp1(); + break; + case INTERFACE_DFP_HIGH: + if (viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266) { + if (set_iga == IGA1) { + viafb_write_reg_mask(CR96, VIACR, 0x00, BIT4); + viafb_write_reg_mask(CR97, VIACR, 0x03, + BIT0 + BIT1 + BIT4); + } else { + viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4); + viafb_write_reg_mask(CR97, VIACR, 0x13, + BIT0 + BIT1 + BIT4); + } + } + viafb_write_reg_mask(SR2A, VIASR, 0x0C, BIT2 + BIT3); + break; + + case INTERFACE_DFP_LOW: + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + break; + + if (set_iga == IGA1) { + viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4); + viafb_write_reg_mask(CR9B, VIACR, 0x00, BIT4); + } else { + viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4); + viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4); + } + + viafb_write_reg_mask(SR2A, VIASR, 0x03, BIT0 + BIT1); + dvi_patch_skew_dvp_low(); + break; + + case INTERFACE_TMDS: + if (set_iga == IGA1) + viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4); + else + viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4); + break; + } + + if (set_iga == IGA2) { + enable_second_display_channel(); + /* Disable LCD Scaling */ + viafb_write_reg_mask(CR79, VIACR, 0x00, BIT0); + } +} + +static void set_lcd_output_path(int set_iga, int output_interface) +{ + DEBUG_MSG(KERN_INFO + "set_lcd_output_path, iga:%d,out_interface:%d\n", + set_iga, output_interface); + switch (set_iga) { + case IGA1: + viafb_write_reg_mask(CR6B, VIACR, 0x00, BIT3); + viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3); + + disable_second_display_channel(); + break; + + case IGA2: + viafb_write_reg_mask(CR6B, VIACR, 0x00, BIT3); + viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3); + + enable_second_display_channel(); + break; + + case IGA1_IGA2: + viafb_write_reg_mask(CR6B, VIACR, 0x08, BIT3); + viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3); + + disable_second_display_channel(); + break; + } + + switch (output_interface) { + case INTERFACE_DVP0: + if (set_iga == IGA1) { + viafb_write_reg_mask(CR96, VIACR, 0x00, BIT4); + } else { + viafb_write_reg(CR91, VIACR, 0x00); + viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4); + } + break; + + case INTERFACE_DVP1: + if (set_iga == IGA1) + viafb_write_reg_mask(CR9B, VIACR, 0x00, BIT4); + else { + viafb_write_reg(CR91, VIACR, 0x00); + viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4); + } + break; + + case INTERFACE_DFP_HIGH: + if (set_iga == IGA1) + viafb_write_reg_mask(CR97, VIACR, 0x00, BIT4); + else { + viafb_write_reg(CR91, VIACR, 0x00); + viafb_write_reg_mask(CR97, VIACR, 0x10, BIT4); + viafb_write_reg_mask(CR96, VIACR, 0x10, BIT4); + } + break; + + case INTERFACE_DFP_LOW: + if (set_iga == IGA1) + viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4); + else { + viafb_write_reg(CR91, VIACR, 0x00); + viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4); + viafb_write_reg_mask(CR9B, VIACR, 0x10, BIT4); + } + + break; + + case INTERFACE_DFP: + if ((UNICHROME_K8M890 == viaparinfo->chip_info->gfx_chip_name) + || (UNICHROME_P4M890 == + viaparinfo->chip_info->gfx_chip_name)) + viafb_write_reg_mask(CR97, VIACR, 0x84, + BIT7 + BIT2 + BIT1 + BIT0); + if (set_iga == IGA1) { + viafb_write_reg_mask(CR97, VIACR, 0x00, BIT4); + viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4); + } else { + viafb_write_reg(CR91, VIACR, 0x00); + viafb_write_reg_mask(CR97, VIACR, 0x10, BIT4); + viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4); + } + break; + + case INTERFACE_LVDS0: + case INTERFACE_LVDS0LVDS1: + if (set_iga == IGA1) + viafb_write_reg_mask(CR99, VIACR, 0x00, BIT4); + else + viafb_write_reg_mask(CR99, VIACR, 0x10, BIT4); + + break; + + case INTERFACE_LVDS1: + if (set_iga == IGA1) + viafb_write_reg_mask(CR97, VIACR, 0x00, BIT4); + else + viafb_write_reg_mask(CR97, VIACR, 0x10, BIT4); + break; + } +} + +/* Search Mode Index */ +static int search_mode_setting(int ModeInfoIndex) +{ + int i = 0; + + while ((i < NUM_TOTAL_MODETABLE) && + (ModeInfoIndex != CLE266Modes[i].ModeIndex)) + i++; + if (i >= NUM_TOTAL_MODETABLE) + i = 0; + return i; + +} + +struct VideoModeTable *viafb_get_modetbl_pointer(int Index) +{ + struct VideoModeTable *TmpTbl = NULL; + TmpTbl = &CLE266Modes[search_mode_setting(Index)]; + return TmpTbl; +} + +struct VideoModeTable *viafb_get_cea_mode_tbl_pointer(int Index) +{ + struct VideoModeTable *TmpTbl = NULL; + int i = 0; + while ((i < NUM_TOTAL_CEA_MODES) && + (Index != CEA_HDMI_Modes[i].ModeIndex)) + i++; + if ((i < NUM_TOTAL_CEA_MODES)) + TmpTbl = &CEA_HDMI_Modes[i]; + else { + /*Still use general timing if don't find CEA timing */ + i = 0; + while ((i < NUM_TOTAL_MODETABLE) && + (Index != CLE266Modes[i].ModeIndex)) + i++; + if (i >= NUM_TOTAL_MODETABLE) + i = 0; + TmpTbl = &CLE266Modes[i]; + } + return TmpTbl; +} + +static void load_fix_bit_crtc_reg(void) +{ + /* always set to 1 */ + viafb_write_reg_mask(CR03, VIACR, 0x80, BIT7); + /* line compare should set all bits = 1 (extend modes) */ + viafb_write_reg(CR18, VIACR, 0xff); + /* line compare should set all bits = 1 (extend modes) */ + viafb_write_reg_mask(CR07, VIACR, 0x10, BIT4); + /* line compare should set all bits = 1 (extend modes) */ + viafb_write_reg_mask(CR09, VIACR, 0x40, BIT6); + /* line compare should set all bits = 1 (extend modes) */ + viafb_write_reg_mask(CR35, VIACR, 0x10, BIT4); + /* line compare should set all bits = 1 (extend modes) */ + viafb_write_reg_mask(CR33, VIACR, 0x06, BIT0 + BIT1 + BIT2); + /*viafb_write_reg_mask(CR32, VIACR, 0x01, BIT0); */ + /* extend mode always set to e3h */ + viafb_write_reg(CR17, VIACR, 0xe3); + /* extend mode always set to 0h */ + viafb_write_reg(CR08, VIACR, 0x00); + /* extend mode always set to 0h */ + viafb_write_reg(CR14, VIACR, 0x00); + + /* If K8M800, enable Prefetch Mode. */ + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) + || (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K8M890)) + viafb_write_reg_mask(CR33, VIACR, 0x08, BIT3); + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + && (viaparinfo->chip_info->gfx_chip_revision == CLE266_REVISION_AX)) + viafb_write_reg_mask(SR1A, VIASR, 0x02, BIT1); + +} + +void viafb_load_reg(int timing_value, int viafb_load_reg_num, + struct io_register *reg, + int io_type) +{ + int reg_mask; + int bit_num = 0; + int data; + int i, j; + int shift_next_reg; + int start_index, end_index, cr_index; + u16 get_bit; + + for (i = 0; i < viafb_load_reg_num; i++) { + reg_mask = 0; + data = 0; + start_index = reg[i].start_bit; + end_index = reg[i].end_bit; + cr_index = reg[i].io_addr; + + shift_next_reg = bit_num; + for (j = start_index; j <= end_index; j++) { + /*if (bit_num==8) timing_value = timing_value >>8; */ + reg_mask = reg_mask | (BIT0 << j); + get_bit = (timing_value & (BIT0 << bit_num)); + data = + data | ((get_bit >> shift_next_reg) << start_index); + bit_num++; + } + if (io_type == VIACR) + viafb_write_reg_mask(cr_index, VIACR, data, reg_mask); + else + viafb_write_reg_mask(cr_index, VIASR, data, reg_mask); + } + +} + +/* Write Registers */ +void viafb_write_regx(struct io_reg RegTable[], int ItemNum) +{ + int i; + unsigned char RegTemp; + + /*DEBUG_MSG(KERN_INFO "Table Size : %x!!\n",ItemNum ); */ + + for (i = 0; i < ItemNum; i++) { + outb(RegTable[i].index, RegTable[i].port); + RegTemp = inb(RegTable[i].port + 1); + RegTemp = (RegTemp & (~RegTable[i].mask)) | RegTable[i].value; + outb(RegTemp, RegTable[i].port + 1); + } +} + +void viafb_load_offset_reg(int h_addr, int bpp_byte, int set_iga) +{ + int reg_value; + int viafb_load_reg_num; + struct io_register *reg; + + switch (set_iga) { + case IGA1_IGA2: + case IGA1: + reg_value = IGA1_OFFSET_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = offset_reg.iga1_offset_reg.reg_num; + reg = offset_reg.iga1_offset_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + if (set_iga == IGA1) + break; + case IGA2: + reg_value = IGA2_OFFSET_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = offset_reg.iga2_offset_reg.reg_num; + reg = offset_reg.iga2_offset_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + break; + } +} + +void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga) +{ + int reg_value; + int viafb_load_reg_num; + struct io_register *reg = NULL; + + switch (set_iga) { + case IGA1_IGA2: + case IGA1: + reg_value = IGA1_FETCH_COUNT_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = fetch_count_reg. + iga1_fetch_count_reg.reg_num; + reg = fetch_count_reg.iga1_fetch_count_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + if (set_iga == IGA1) + break; + case IGA2: + reg_value = IGA2_FETCH_COUNT_FORMULA(h_addr, bpp_byte); + viafb_load_reg_num = fetch_count_reg. + iga2_fetch_count_reg.reg_num; + reg = fetch_count_reg.iga2_fetch_count_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + break; + } + +} + +void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active) +{ + int reg_value; + int viafb_load_reg_num; + struct io_register *reg = NULL; + int iga1_fifo_max_depth = 0, iga1_fifo_threshold = + 0, iga1_fifo_high_threshold = 0, iga1_display_queue_expire_num = 0; + int iga2_fifo_max_depth = 0, iga2_fifo_threshold = + 0, iga2_fifo_high_threshold = 0, iga2_display_queue_expire_num = 0; + + if (set_iga == IGA1) { + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) { + iga1_fifo_max_depth = K800_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = K800_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + K800_IGA1_FIFO_HIGH_THRESHOLD; + /* If resolution > 1280x1024, expire length = 64, else + expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga1_display_queue_expire_num = 16; + else + iga1_display_queue_expire_num = + K800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_PM800) { + iga1_fifo_max_depth = P880_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = P880_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + P880_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + + /* If resolution > 1280x1024, expire length = 64, else + expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga1_display_queue_expire_num = 16; + else + iga1_display_queue_expire_num = + P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CN700) { + iga1_fifo_max_depth = CN700_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = CN700_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + CN700_IGA1_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga1_display_queue_expire_num = 16; + else + iga1_display_queue_expire_num = + CN700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + iga1_fifo_max_depth = CX700_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = CX700_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + CX700_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + CX700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K8M890) { + iga1_fifo_max_depth = K8M890_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = K8M890_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + K8M890_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + K8M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M890) { + iga1_fifo_max_depth = P4M890_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = P4M890_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + P4M890_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + P4M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M900) { + iga1_fifo_max_depth = P4M900_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = P4M900_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + P4M900_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + P4M900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_VX800) { + iga1_fifo_max_depth = VX800_IGA1_FIFO_MAX_DEPTH; + iga1_fifo_threshold = VX800_IGA1_FIFO_THRESHOLD; + iga1_fifo_high_threshold = + VX800_IGA1_FIFO_HIGH_THRESHOLD; + iga1_display_queue_expire_num = + VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM; + } + + /* Set Display FIFO Depath Select */ + reg_value = IGA1_FIFO_DEPTH_SELECT_FORMULA(iga1_fifo_max_depth); + viafb_load_reg_num = + display_fifo_depth_reg.iga1_fifo_depth_select_reg.reg_num; + reg = display_fifo_depth_reg.iga1_fifo_depth_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + /* Set Display FIFO Threshold Select */ + reg_value = IGA1_FIFO_THRESHOLD_FORMULA(iga1_fifo_threshold); + viafb_load_reg_num = + fifo_threshold_select_reg. + iga1_fifo_threshold_select_reg.reg_num; + reg = + fifo_threshold_select_reg. + iga1_fifo_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + /* Set FIFO High Threshold Select */ + reg_value = + IGA1_FIFO_HIGH_THRESHOLD_FORMULA(iga1_fifo_high_threshold); + viafb_load_reg_num = + fifo_high_threshold_select_reg. + iga1_fifo_high_threshold_select_reg.reg_num; + reg = + fifo_high_threshold_select_reg. + iga1_fifo_high_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + /* Set Display Queue Expire Num */ + reg_value = + IGA1_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA + (iga1_display_queue_expire_num); + viafb_load_reg_num = + display_queue_expire_num_reg. + iga1_display_queue_expire_num_reg.reg_num; + reg = + display_queue_expire_num_reg. + iga1_display_queue_expire_num_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIASR); + + } else { + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) { + iga2_fifo_max_depth = K800_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = K800_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + K800_IGA2_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga2_display_queue_expire_num = 16; + else + iga2_display_queue_expire_num = + K800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_PM800) { + iga2_fifo_max_depth = P880_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = P880_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + P880_IGA2_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga2_display_queue_expire_num = 16; + else + iga2_display_queue_expire_num = + P880_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CN700) { + iga2_fifo_max_depth = CN700_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = CN700_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + CN700_IGA2_FIFO_HIGH_THRESHOLD; + + /* If resolution > 1280x1024, expire length = 64, + else expire length = 128 */ + if ((hor_active > 1280) && (ver_active > 1024)) + iga2_display_queue_expire_num = 16; + else + iga2_display_queue_expire_num = + CN700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + iga2_fifo_max_depth = CX700_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = CX700_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + CX700_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + CX700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K8M890) { + iga2_fifo_max_depth = K8M890_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = K8M890_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + K8M890_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + K8M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M890) { + iga2_fifo_max_depth = P4M890_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = P4M890_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + P4M890_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + P4M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_P4M900) { + iga2_fifo_max_depth = P4M900_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = P4M900_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + P4M900_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + P4M900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_VX800) { + iga2_fifo_max_depth = VX800_IGA2_FIFO_MAX_DEPTH; + iga2_fifo_threshold = VX800_IGA2_FIFO_THRESHOLD; + iga2_fifo_high_threshold = + VX800_IGA2_FIFO_HIGH_THRESHOLD; + iga2_display_queue_expire_num = + VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM; + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) { + /* Set Display FIFO Depath Select */ + reg_value = + IGA2_FIFO_DEPTH_SELECT_FORMULA(iga2_fifo_max_depth) + - 1; + /* Patch LCD in IGA2 case */ + viafb_load_reg_num = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg_num; + reg = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + } else { + + /* Set Display FIFO Depath Select */ + reg_value = + IGA2_FIFO_DEPTH_SELECT_FORMULA(iga2_fifo_max_depth); + viafb_load_reg_num = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg_num; + reg = + display_fifo_depth_reg. + iga2_fifo_depth_select_reg.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + } + + /* Set Display FIFO Threshold Select */ + reg_value = IGA2_FIFO_THRESHOLD_FORMULA(iga2_fifo_threshold); + viafb_load_reg_num = + fifo_threshold_select_reg. + iga2_fifo_threshold_select_reg.reg_num; + reg = + fifo_threshold_select_reg. + iga2_fifo_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + + /* Set FIFO High Threshold Select */ + reg_value = + IGA2_FIFO_HIGH_THRESHOLD_FORMULA(iga2_fifo_high_threshold); + viafb_load_reg_num = + fifo_high_threshold_select_reg. + iga2_fifo_high_threshold_select_reg.reg_num; + reg = + fifo_high_threshold_select_reg. + iga2_fifo_high_threshold_select_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + + /* Set Display Queue Expire Num */ + reg_value = + IGA2_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA + (iga2_display_queue_expire_num); + viafb_load_reg_num = + display_queue_expire_num_reg. + iga2_display_queue_expire_num_reg.reg_num; + reg = + display_queue_expire_num_reg. + iga2_display_queue_expire_num_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + + } + +} + +u32 viafb_get_clk_value(int clk) +{ + int i; + + for (i = 0; i < NUM_TOTAL_PLL_TABLE; i++) { + if (clk == pll_value[i].clk) { + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + return pll_value[i].cle266_pll; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + return pll_value[i].k800_pll; + + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + case UNICHROME_VX800: + return pll_value[i].cx700_pll; + } + } + } + + DEBUG_MSG(KERN_INFO "Can't find match PLL value\n\n"); + return 0; +} + +/* Set VCLK*/ +void viafb_set_vclock(u32 CLK, int set_iga) +{ + unsigned char RegTemp; + + /* H.W. Reset : ON */ + viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7); + + if ((set_iga == IGA1) || (set_iga == IGA1_IGA2)) { + /* Change D,N FOR VCLK */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + viafb_write_reg(SR46, VIASR, CLK / 0x100); + viafb_write_reg(SR47, VIASR, CLK % 0x100); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + case UNICHROME_VX800: + viafb_write_reg(SR44, VIASR, CLK / 0x10000); + DEBUG_MSG(KERN_INFO "\nSR44=%x", CLK / 0x10000); + viafb_write_reg(SR45, VIASR, (CLK & 0xFFFF) / 0x100); + DEBUG_MSG(KERN_INFO "\nSR45=%x", + (CLK & 0xFFFF) / 0x100); + viafb_write_reg(SR46, VIASR, CLK % 0x100); + DEBUG_MSG(KERN_INFO "\nSR46=%x", CLK % 0x100); + break; + } + } + + if ((set_iga == IGA2) || (set_iga == IGA1_IGA2)) { + /* Change D,N FOR LCK */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + viafb_write_reg(SR44, VIASR, CLK / 0x100); + viafb_write_reg(SR45, VIASR, CLK % 0x100); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + case UNICHROME_VX800: + viafb_write_reg(SR4A, VIASR, CLK / 0x10000); + viafb_write_reg(SR4B, VIASR, (CLK & 0xFFFF) / 0x100); + viafb_write_reg(SR4C, VIASR, CLK % 0x100); + break; + } + } + + /* H.W. Reset : OFF */ + viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7); + + /* Reset PLL */ + if ((set_iga == IGA1) || (set_iga == IGA1_IGA2)) { + viafb_write_reg_mask(SR40, VIASR, 0x02, BIT1); + viafb_write_reg_mask(SR40, VIASR, 0x00, BIT1); + } + + if ((set_iga == IGA2) || (set_iga == IGA1_IGA2)) { + viafb_write_reg_mask(SR40, VIASR, 0x01, BIT0); + viafb_write_reg_mask(SR40, VIASR, 0x00, BIT0); + } + + /* Fire! */ + RegTemp = inb(VIARMisc); + outb(RegTemp | (BIT2 + BIT3), VIAWMisc); +} + +void viafb_load_crtc_timing(struct display_timing device_timing, + int set_iga) +{ + int i; + int viafb_load_reg_num = 0; + int reg_value = 0; + struct io_register *reg = NULL; + + viafb_unlock_crt(); + + for (i = 0; i < 12; i++) { + if (set_iga == IGA1) { + switch (i) { + case H_TOTAL_INDEX: + reg_value = + IGA1_HOR_TOTAL_FORMULA(device_timing. + hor_total); + viafb_load_reg_num = + iga1_crtc_reg.hor_total.reg_num; + reg = iga1_crtc_reg.hor_total.reg; + break; + case H_ADDR_INDEX: + reg_value = + IGA1_HOR_ADDR_FORMULA(device_timing. + hor_addr); + viafb_load_reg_num = + iga1_crtc_reg.hor_addr.reg_num; + reg = iga1_crtc_reg.hor_addr.reg; + break; + case H_BLANK_START_INDEX: + reg_value = + IGA1_HOR_BLANK_START_FORMULA + (device_timing.hor_blank_start); + viafb_load_reg_num = + iga1_crtc_reg.hor_blank_start.reg_num; + reg = iga1_crtc_reg.hor_blank_start.reg; + break; + case H_BLANK_END_INDEX: + reg_value = + IGA1_HOR_BLANK_END_FORMULA + (device_timing.hor_blank_start, + device_timing.hor_blank_end); + viafb_load_reg_num = + iga1_crtc_reg.hor_blank_end.reg_num; + reg = iga1_crtc_reg.hor_blank_end.reg; + break; + case H_SYNC_START_INDEX: + reg_value = + IGA1_HOR_SYNC_START_FORMULA + (device_timing.hor_sync_start); + viafb_load_reg_num = + iga1_crtc_reg.hor_sync_start.reg_num; + reg = iga1_crtc_reg.hor_sync_start.reg; + break; + case H_SYNC_END_INDEX: + reg_value = + IGA1_HOR_SYNC_END_FORMULA + (device_timing.hor_sync_start, + device_timing.hor_sync_end); + viafb_load_reg_num = + iga1_crtc_reg.hor_sync_end.reg_num; + reg = iga1_crtc_reg.hor_sync_end.reg; + break; + case V_TOTAL_INDEX: + reg_value = + IGA1_VER_TOTAL_FORMULA(device_timing. + ver_total); + viafb_load_reg_num = + iga1_crtc_reg.ver_total.reg_num; + reg = iga1_crtc_reg.ver_total.reg; + break; + case V_ADDR_INDEX: + reg_value = + IGA1_VER_ADDR_FORMULA(device_timing. + ver_addr); + viafb_load_reg_num = + iga1_crtc_reg.ver_addr.reg_num; + reg = iga1_crtc_reg.ver_addr.reg; + break; + case V_BLANK_START_INDEX: + reg_value = + IGA1_VER_BLANK_START_FORMULA + (device_timing.ver_blank_start); + viafb_load_reg_num = + iga1_crtc_reg.ver_blank_start.reg_num; + reg = iga1_crtc_reg.ver_blank_start.reg; + break; + case V_BLANK_END_INDEX: + reg_value = + IGA1_VER_BLANK_END_FORMULA + (device_timing.ver_blank_start, + device_timing.ver_blank_end); + viafb_load_reg_num = + iga1_crtc_reg.ver_blank_end.reg_num; + reg = iga1_crtc_reg.ver_blank_end.reg; + break; + case V_SYNC_START_INDEX: + reg_value = + IGA1_VER_SYNC_START_FORMULA + (device_timing.ver_sync_start); + viafb_load_reg_num = + iga1_crtc_reg.ver_sync_start.reg_num; + reg = iga1_crtc_reg.ver_sync_start.reg; + break; + case V_SYNC_END_INDEX: + reg_value = + IGA1_VER_SYNC_END_FORMULA + (device_timing.ver_sync_start, + device_timing.ver_sync_end); + viafb_load_reg_num = + iga1_crtc_reg.ver_sync_end.reg_num; + reg = iga1_crtc_reg.ver_sync_end.reg; + break; + + } + } + + if (set_iga == IGA2) { + switch (i) { + case H_TOTAL_INDEX: + reg_value = + IGA2_HOR_TOTAL_FORMULA(device_timing. + hor_total); + viafb_load_reg_num = + iga2_crtc_reg.hor_total.reg_num; + reg = iga2_crtc_reg.hor_total.reg; + break; + case H_ADDR_INDEX: + reg_value = + IGA2_HOR_ADDR_FORMULA(device_timing. + hor_addr); + viafb_load_reg_num = + iga2_crtc_reg.hor_addr.reg_num; + reg = iga2_crtc_reg.hor_addr.reg; + break; + case H_BLANK_START_INDEX: + reg_value = + IGA2_HOR_BLANK_START_FORMULA + (device_timing.hor_blank_start); + viafb_load_reg_num = + iga2_crtc_reg.hor_blank_start.reg_num; + reg = iga2_crtc_reg.hor_blank_start.reg; + break; + case H_BLANK_END_INDEX: + reg_value = + IGA2_HOR_BLANK_END_FORMULA + (device_timing.hor_blank_start, + device_timing.hor_blank_end); + viafb_load_reg_num = + iga2_crtc_reg.hor_blank_end.reg_num; + reg = iga2_crtc_reg.hor_blank_end.reg; + break; + case H_SYNC_START_INDEX: + reg_value = + IGA2_HOR_SYNC_START_FORMULA + (device_timing.hor_sync_start); + if (UNICHROME_CN700 <= + viaparinfo->chip_info->gfx_chip_name) + viafb_load_reg_num = + iga2_crtc_reg.hor_sync_start. + reg_num; + else + viafb_load_reg_num = 3; + reg = iga2_crtc_reg.hor_sync_start.reg; + break; + case H_SYNC_END_INDEX: + reg_value = + IGA2_HOR_SYNC_END_FORMULA + (device_timing.hor_sync_start, + device_timing.hor_sync_end); + viafb_load_reg_num = + iga2_crtc_reg.hor_sync_end.reg_num; + reg = iga2_crtc_reg.hor_sync_end.reg; + break; + case V_TOTAL_INDEX: + reg_value = + IGA2_VER_TOTAL_FORMULA(device_timing. + ver_total); + viafb_load_reg_num = + iga2_crtc_reg.ver_total.reg_num; + reg = iga2_crtc_reg.ver_total.reg; + break; + case V_ADDR_INDEX: + reg_value = + IGA2_VER_ADDR_FORMULA(device_timing. + ver_addr); + viafb_load_reg_num = + iga2_crtc_reg.ver_addr.reg_num; + reg = iga2_crtc_reg.ver_addr.reg; + break; + case V_BLANK_START_INDEX: + reg_value = + IGA2_VER_BLANK_START_FORMULA + (device_timing.ver_blank_start); + viafb_load_reg_num = + iga2_crtc_reg.ver_blank_start.reg_num; + reg = iga2_crtc_reg.ver_blank_start.reg; + break; + case V_BLANK_END_INDEX: + reg_value = + IGA2_VER_BLANK_END_FORMULA + (device_timing.ver_blank_start, + device_timing.ver_blank_end); + viafb_load_reg_num = + iga2_crtc_reg.ver_blank_end.reg_num; + reg = iga2_crtc_reg.ver_blank_end.reg; + break; + case V_SYNC_START_INDEX: + reg_value = + IGA2_VER_SYNC_START_FORMULA + (device_timing.ver_sync_start); + viafb_load_reg_num = + iga2_crtc_reg.ver_sync_start.reg_num; + reg = iga2_crtc_reg.ver_sync_start.reg; + break; + case V_SYNC_END_INDEX: + reg_value = + IGA2_VER_SYNC_END_FORMULA + (device_timing.ver_sync_start, + device_timing.ver_sync_end); + viafb_load_reg_num = + iga2_crtc_reg.ver_sync_end.reg_num; + reg = iga2_crtc_reg.ver_sync_end.reg; + break; + + } + } + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + } + + viafb_lock_crt(); +} + +void viafb_set_color_depth(int bpp_byte, int set_iga) +{ + if (set_iga == IGA1) { + switch (bpp_byte) { + case MODE_8BPP: + viafb_write_reg_mask(SR15, VIASR, 0x22, 0x7E); + break; + case MODE_16BPP: + viafb_write_reg_mask(SR15, VIASR, 0xB6, 0xFE); + break; + case MODE_32BPP: + viafb_write_reg_mask(SR15, VIASR, 0xAE, 0xFE); + break; + } + } else { + switch (bpp_byte) { + case MODE_8BPP: + viafb_write_reg_mask(CR67, VIACR, 0x00, BIT6 + BIT7); + break; + case MODE_16BPP: + viafb_write_reg_mask(CR67, VIACR, 0x40, BIT6 + BIT7); + break; + case MODE_32BPP: + viafb_write_reg_mask(CR67, VIACR, 0xC0, BIT6 + BIT7); + break; + } + } +} + +void viafb_fill_crtc_timing(struct crt_mode_table *crt_table, + int mode_index, int bpp_byte, int set_iga) +{ + struct VideoModeTable *video_mode; + struct display_timing crt_reg; + int i; + int index = 0; + int h_addr, v_addr; + u32 pll_D_N; + + video_mode = &CLE266Modes[search_mode_setting(mode_index)]; + + for (i = 0; i < video_mode->mode_array; i++) { + index = i; + + if (crt_table[i].refresh_rate == viaparinfo-> + crt_setting_info->refresh_rate) + break; + } + + crt_reg = crt_table[index].crtc; + + /* Mode 640x480 has border, but LCD/DFP didn't have border. */ + /* So we would delete border. */ + if ((viafb_LCD_ON | viafb_DVI_ON) && (mode_index == VIA_RES_640X480) + && (viaparinfo->crt_setting_info->refresh_rate == 60)) { + /* The border is 8 pixels. */ + crt_reg.hor_blank_start = crt_reg.hor_blank_start - 8; + + /* Blanking time should add left and right borders. */ + crt_reg.hor_blank_end = crt_reg.hor_blank_end + 16; + } + + h_addr = crt_reg.hor_addr; + v_addr = crt_reg.ver_addr; + + /* update polarity for CRT timing */ + if (crt_table[index].h_sync_polarity == NEGATIVE) { + if (crt_table[index].v_sync_polarity == NEGATIVE) + outb((inb(VIARMisc) & (~(BIT6 + BIT7))) | + (BIT6 + BIT7), VIAWMisc); + else + outb((inb(VIARMisc) & (~(BIT6 + BIT7))) | (BIT6), + VIAWMisc); + } else { + if (crt_table[index].v_sync_polarity == NEGATIVE) + outb((inb(VIARMisc) & (~(BIT6 + BIT7))) | (BIT7), + VIAWMisc); + else + outb((inb(VIARMisc) & (~(BIT6 + BIT7))), VIAWMisc); + } + + if (set_iga == IGA1) { + viafb_unlock_crt(); + viafb_write_reg(CR09, VIACR, 0x00); /*initial CR09=0 */ + viafb_write_reg_mask(CR11, VIACR, 0x00, BIT4 + BIT5 + BIT6); + viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7); + } + + switch (set_iga) { + case IGA1: + viafb_load_crtc_timing(crt_reg, IGA1); + break; + case IGA2: + viafb_load_crtc_timing(crt_reg, IGA2); + break; + } + + load_fix_bit_crtc_reg(); + viafb_lock_crt(); + viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7); + viafb_load_offset_reg(h_addr, bpp_byte, set_iga); + viafb_load_fetch_count_reg(h_addr, bpp_byte, set_iga); + + /* load FIFO */ + if ((viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266) + && (viaparinfo->chip_info->gfx_chip_name != UNICHROME_K400)) + viafb_load_FIFO_reg(set_iga, h_addr, v_addr); + + /* load SR Register About Memory and Color part */ + viafb_set_color_depth(bpp_byte, set_iga); + + pll_D_N = viafb_get_clk_value(crt_table[index].clk); + DEBUG_MSG(KERN_INFO "PLL=%x", pll_D_N); + viafb_set_vclock(pll_D_N, set_iga); + +} + +void viafb_init_chip_info(void) +{ + init_gfx_chip_info(); + init_tmds_chip_info(); + init_lvds_chip_info(); + + viaparinfo->crt_setting_info->iga_path = IGA1; + viaparinfo->crt_setting_info->refresh_rate = viafb_refresh; + + /*Set IGA path for each device */ + viafb_set_iga_path(); + + viaparinfo->lvds_setting_info->display_method = viafb_lcd_dsp_method; + viaparinfo->lvds_setting_info->get_lcd_size_method = + GET_LCD_SIZE_BY_USER_SETTING; + viaparinfo->lvds_setting_info->lcd_mode = viafb_lcd_mode; + viaparinfo->lvds_setting_info2->display_method = + viaparinfo->lvds_setting_info->display_method; + viaparinfo->lvds_setting_info2->lcd_mode = + viaparinfo->lvds_setting_info->lcd_mode; +} + +void viafb_update_device_setting(int hres, int vres, + int bpp, int vmode_refresh, int flag) +{ + if (flag == 0) { + viaparinfo->crt_setting_info->h_active = hres; + viaparinfo->crt_setting_info->v_active = vres; + viaparinfo->crt_setting_info->bpp = bpp; + viaparinfo->crt_setting_info->refresh_rate = + vmode_refresh; + + viaparinfo->tmds_setting_info->h_active = hres; + viaparinfo->tmds_setting_info->v_active = vres; + viaparinfo->tmds_setting_info->bpp = bpp; + viaparinfo->tmds_setting_info->refresh_rate = + vmode_refresh; + + viaparinfo->lvds_setting_info->h_active = hres; + viaparinfo->lvds_setting_info->v_active = vres; + viaparinfo->lvds_setting_info->bpp = bpp; + viaparinfo->lvds_setting_info->refresh_rate = + vmode_refresh; + viaparinfo->lvds_setting_info2->h_active = hres; + viaparinfo->lvds_setting_info2->v_active = vres; + viaparinfo->lvds_setting_info2->bpp = bpp; + viaparinfo->lvds_setting_info2->refresh_rate = + vmode_refresh; + } else { + + if (viaparinfo->tmds_setting_info->iga_path == IGA2) { + viaparinfo->tmds_setting_info->h_active = hres; + viaparinfo->tmds_setting_info->v_active = vres; + viaparinfo->tmds_setting_info->bpp = bpp; + viaparinfo->tmds_setting_info->refresh_rate = + vmode_refresh; + } + + if (viaparinfo->lvds_setting_info->iga_path == IGA2) { + viaparinfo->lvds_setting_info->h_active = hres; + viaparinfo->lvds_setting_info->v_active = vres; + viaparinfo->lvds_setting_info->bpp = bpp; + viaparinfo->lvds_setting_info->refresh_rate = + vmode_refresh; + } + if (IGA2 == viaparinfo->lvds_setting_info2->iga_path) { + viaparinfo->lvds_setting_info2->h_active = hres; + viaparinfo->lvds_setting_info2->v_active = vres; + viaparinfo->lvds_setting_info2->bpp = bpp; + viaparinfo->lvds_setting_info2->refresh_rate = + vmode_refresh; + } + } +} + +static void init_gfx_chip_info(void) +{ + struct pci_dev *pdev = NULL; + u32 i; + u8 tmp; + + /* Indentify GFX Chip Name */ + for (i = 0; pciidlist[i].vendor != 0; i++) { + pdev = pci_get_device(pciidlist[i].vendor, + pciidlist[i].device, 0); + if (pdev) + break; + } + + if (!pciidlist[i].vendor) + return ; + + viaparinfo->chip_info->gfx_chip_name = pciidlist[i].chip_index; + + /* Check revision of CLE266 Chip */ + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + /* CR4F only define in CLE266.CX chip */ + tmp = viafb_read_reg(VIACR, CR4F); + viafb_write_reg(CR4F, VIACR, 0x55); + if (viafb_read_reg(VIACR, CR4F) != 0x55) + viaparinfo->chip_info->gfx_chip_revision = + CLE266_REVISION_AX; + else + viaparinfo->chip_info->gfx_chip_revision = + CLE266_REVISION_CX; + /* restore orignal CR4F value */ + viafb_write_reg(CR4F, VIACR, tmp); + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + tmp = viafb_read_reg(VIASR, SR43); + DEBUG_MSG(KERN_INFO "SR43:%X\n", tmp); + if (tmp & 0x02) { + viaparinfo->chip_info->gfx_chip_revision = + CX700_REVISION_700M2; + } else if (tmp & 0x40) { + viaparinfo->chip_info->gfx_chip_revision = + CX700_REVISION_700M; + } else { + viaparinfo->chip_info->gfx_chip_revision = + CX700_REVISION_700; + } + } + + pci_dev_put(pdev); +} + +static void init_tmds_chip_info(void) +{ + viafb_tmds_trasmitter_identify(); + + if (INTERFACE_NONE == viaparinfo->chip_info->tmds_chip_info. + output_interface) { + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CX700: + { + /* we should check support by hardware layout.*/ + if ((viafb_display_hardware_layout == + HW_LAYOUT_DVI_ONLY) + || (viafb_display_hardware_layout == + HW_LAYOUT_LCD_DVI)) { + viaparinfo->chip_info->tmds_chip_info. + output_interface = INTERFACE_TMDS; + } else { + viaparinfo->chip_info->tmds_chip_info. + output_interface = + INTERFACE_NONE; + } + break; + } + case UNICHROME_K8M890: + case UNICHROME_P4M900: + case UNICHROME_P4M890: + /* TMDS on PCIE, we set DFPLOW as default. */ + viaparinfo->chip_info->tmds_chip_info.output_interface = + INTERFACE_DFP_LOW; + break; + default: + { + /* set DVP1 default for DVI */ + viaparinfo->chip_info->tmds_chip_info + .output_interface = INTERFACE_DVP1; + } + } + } + + DEBUG_MSG(KERN_INFO "TMDS Chip = %d\n", + viaparinfo->chip_info->tmds_chip_info.tmds_chip_name); + viaparinfo->tmds_setting_info->get_dvi_size_method = + GET_DVI_SIZE_BY_VGA_BIOS; + viafb_init_dvi_size(); +} + +static void init_lvds_chip_info(void) +{ + if (viafb_lcd_panel_id > LCD_PANEL_ID_MAXIMUM) + viaparinfo->lvds_setting_info->get_lcd_size_method = + GET_LCD_SIZE_BY_VGA_BIOS; + else + viaparinfo->lvds_setting_info->get_lcd_size_method = + GET_LCD_SIZE_BY_USER_SETTING; + + viafb_lvds_trasmitter_identify(); + viafb_init_lcd_size(); + viafb_init_lvds_output_interface(&viaparinfo->chip_info->lvds_chip_info, + viaparinfo->lvds_setting_info); + if (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) { + viafb_init_lvds_output_interface(&viaparinfo->chip_info-> + lvds_chip_info2, viaparinfo->lvds_setting_info2); + } + /*If CX700,two singel LCD, we need to reassign + LCD interface to different LVDS port */ + if ((UNICHROME_CX700 == viaparinfo->chip_info->gfx_chip_name) + && (HW_LAYOUT_LCD1_LCD2 == viafb_display_hardware_layout)) { + if ((INTEGRATED_LVDS == viaparinfo->chip_info->lvds_chip_info. + lvds_chip_name) && (INTEGRATED_LVDS == + viaparinfo->chip_info-> + lvds_chip_info2.lvds_chip_name)) { + viaparinfo->chip_info->lvds_chip_info.output_interface = + INTERFACE_LVDS0; + viaparinfo->chip_info->lvds_chip_info2. + output_interface = + INTERFACE_LVDS1; + } + } + + DEBUG_MSG(KERN_INFO "LVDS Chip = %d\n", + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name); + DEBUG_MSG(KERN_INFO "LVDS1 output_interface = %d\n", + viaparinfo->chip_info->lvds_chip_info.output_interface); + DEBUG_MSG(KERN_INFO "LVDS2 output_interface = %d\n", + viaparinfo->chip_info->lvds_chip_info.output_interface); +} + +void viafb_init_dac(int set_iga) +{ + int i; + u8 tmp; + + if (set_iga == IGA1) { + /* access Primary Display's LUT */ + viafb_write_reg_mask(SR1A, VIASR, 0x00, BIT0); + /* turn off LCK */ + viafb_write_reg_mask(SR1B, VIASR, 0x00, BIT7 + BIT6); + for (i = 0; i < 256; i++) { + write_dac_reg(i, palLUT_table[i].red, + palLUT_table[i].green, + palLUT_table[i].blue); + } + /* turn on LCK */ + viafb_write_reg_mask(SR1B, VIASR, 0xC0, BIT7 + BIT6); + } else { + tmp = viafb_read_reg(VIACR, CR6A); + /* access Secondary Display's LUT */ + viafb_write_reg_mask(CR6A, VIACR, 0x40, BIT6); + viafb_write_reg_mask(SR1A, VIASR, 0x01, BIT0); + for (i = 0; i < 256; i++) { + write_dac_reg(i, palLUT_table[i].red, + palLUT_table[i].green, + palLUT_table[i].blue); + } + /* set IGA1 DAC for default */ + viafb_write_reg_mask(SR1A, VIASR, 0x00, BIT0); + viafb_write_reg(CR6A, VIACR, tmp); + } +} + +static void device_screen_off(void) +{ + /* turn off CRT screen (IGA1) */ + viafb_write_reg_mask(SR01, VIASR, 0x20, BIT5); +} + +static void device_screen_on(void) +{ + /* turn on CRT screen (IGA1) */ + viafb_write_reg_mask(SR01, VIASR, 0x00, BIT5); +} + +static void set_display_channel(void) +{ + /*If viafb_LCD2_ON, on cx700, internal lvds's information + is keeped on lvds_setting_info2 */ + if (viafb_LCD2_ON && + viaparinfo->lvds_setting_info2->device_lcd_dualedge) { + /* For dual channel LCD: */ + /* Set to Dual LVDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x20, BIT4 + BIT5); + } else if (viafb_LCD_ON && viafb_DVI_ON) { + /* For LCD+DFP: */ + /* Set to LVDS1 + TMDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x10, BIT4 + BIT5); + } else if (viafb_DVI_ON) { + /* Set to single TMDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x30, BIT4 + BIT5); + } else if (viafb_LCD_ON) { + if (viaparinfo->lvds_setting_info->device_lcd_dualedge) { + /* For dual channel LCD: */ + /* Set to Dual LVDS channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x20, BIT4 + BIT5); + } else { + /* Set to LVDS0 + LVDS1 channel. */ + viafb_write_reg_mask(CRD2, VIACR, 0x00, BIT4 + BIT5); + } + } +} + +int viafb_setmode(int vmode_index, int hor_res, int ver_res, int video_bpp, + int vmode_index1, int hor_res1, int ver_res1, int video_bpp1) +{ + int i, j; + int port; + u8 value, index, mask; + struct VideoModeTable *vmode_tbl; + struct crt_mode_table *crt_timing; + struct VideoModeTable *vmode_tbl1 = NULL; + struct crt_mode_table *crt_timing1 = NULL; + + DEBUG_MSG(KERN_INFO "Set Mode!!\n"); + DEBUG_MSG(KERN_INFO + "vmode_index=%d hor_res=%d ver_res=%d video_bpp=%d\n", + vmode_index, hor_res, ver_res, video_bpp); + + device_screen_off(); + vmode_tbl = &CLE266Modes[search_mode_setting(vmode_index)]; + crt_timing = vmode_tbl->crtc; + + if (viafb_SAMM_ON == 1) { + vmode_tbl1 = &CLE266Modes[search_mode_setting(vmode_index1)]; + crt_timing1 = vmode_tbl1->crtc; + } + + inb(VIAStatus); + outb(0x00, VIAAR); + + /* Write Common Setting for Video Mode */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + viafb_write_regx(CLE266_ModeXregs, NUM_TOTAL_CLE266_ModeXregs); + break; + + case UNICHROME_K400: + viafb_write_regx(KM400_ModeXregs, NUM_TOTAL_KM400_ModeXregs); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + viafb_write_regx(CN400_ModeXregs, NUM_TOTAL_CN400_ModeXregs); + break; + + case UNICHROME_CN700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + viafb_write_regx(CN700_ModeXregs, NUM_TOTAL_CN700_ModeXregs); + break; + + case UNICHROME_CX700: + viafb_write_regx(CX700_ModeXregs, NUM_TOTAL_CX700_ModeXregs); + + case UNICHROME_VX800: + viafb_write_regx(VX800_ModeXregs, NUM_TOTAL_VX800_ModeXregs); + + break; + } + + device_off(); + + /* Fill VPIT Parameters */ + /* Write Misc Register */ + outb(VPIT.Misc, VIAWMisc); + + /* Write Sequencer */ + for (i = 1; i <= StdSR; i++) { + outb(i, VIASR); + outb(VPIT.SR[i - 1], VIASR + 1); + } + + viafb_set_start_addr(); + viafb_set_iga_path(); + + /* Write CRTC */ + viafb_fill_crtc_timing(crt_timing, vmode_index, video_bpp / 8, IGA1); + + /* Write Graphic Controller */ + for (i = 0; i < StdGR; i++) { + outb(i, VIAGR); + outb(VPIT.GR[i], VIAGR + 1); + } + + /* Write Attribute Controller */ + for (i = 0; i < StdAR; i++) { + inb(VIAStatus); + outb(i, VIAAR); + outb(VPIT.AR[i], VIAAR); + } + + inb(VIAStatus); + outb(0x20, VIAAR); + + /* Update Patch Register */ + + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + || (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K400)) { + for (i = 0; i < NUM_TOTAL_PATCH_MODE; i++) { + if (res_patch_table[i].mode_index == vmode_index) { + for (j = 0; + j < res_patch_table[i].table_length; j++) { + index = + res_patch_table[i]. + io_reg_table[j].index; + port = + res_patch_table[i]. + io_reg_table[j].port; + value = + res_patch_table[i]. + io_reg_table[j].value; + mask = + res_patch_table[i]. + io_reg_table[j].mask; + viafb_write_reg_mask(index, port, value, + mask); + } + } + } + } + + if (viafb_SAMM_ON == 1) { + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) + || (viaparinfo->chip_info->gfx_chip_name == + UNICHROME_K400)) { + for (i = 0; i < NUM_TOTAL_PATCH_MODE; i++) { + if (res_patch_table[i].mode_index == + vmode_index1) { + for (j = 0; + j < + res_patch_table[i]. + table_length; j++) { + index = + res_patch_table[i]. + io_reg_table[j].index; + port = + res_patch_table[i]. + io_reg_table[j].port; + value = + res_patch_table[i]. + io_reg_table[j].value; + mask = + res_patch_table[i]. + io_reg_table[j].mask; + viafb_write_reg_mask(index, + port, value, mask); + } + } + } + } + } + + /* Update Refresh Rate Setting */ + + /* Clear On Screen */ + + /* CRT set mode */ + if (viafb_CRT_ON) { + if (viafb_SAMM_ON && (viaparinfo->crt_setting_info->iga_path == + IGA2)) { + viafb_fill_crtc_timing(crt_timing1, vmode_index1, + video_bpp1 / 8, + viaparinfo->crt_setting_info->iga_path); + } else { + viafb_fill_crtc_timing(crt_timing, vmode_index, + video_bpp / 8, + viaparinfo->crt_setting_info->iga_path); + } + + set_crt_output_path(viaparinfo->crt_setting_info->iga_path); + + /* Patch if set_hres is not 8 alignment (1366) to viafb_setmode + to 8 alignment (1368),there is several pixels (2 pixels) + on right side of screen. */ + if (hor_res % 8) { + viafb_unlock_crt(); + viafb_write_reg(CR02, VIACR, + viafb_read_reg(VIACR, CR02) - 1); + viafb_lock_crt(); + } + } + + if (viafb_DVI_ON) { + if (viafb_SAMM_ON && + (viaparinfo->tmds_setting_info->iga_path == IGA2)) { + viafb_dvi_set_mode(viafb_get_mode_index + (viaparinfo->tmds_setting_info->h_active, + viaparinfo->tmds_setting_info-> + v_active, 1), + video_bpp1, viaparinfo-> + tmds_setting_info->iga_path); + } else { + viafb_dvi_set_mode(viafb_get_mode_index + (viaparinfo->tmds_setting_info->h_active, + viaparinfo-> + tmds_setting_info->v_active, 0), + video_bpp, viaparinfo-> + tmds_setting_info->iga_path); + } + } + + if (viafb_LCD_ON) { + if (viafb_SAMM_ON && + (viaparinfo->lvds_setting_info->iga_path == IGA2)) { + viaparinfo->lvds_setting_info->bpp = video_bpp1; + viafb_lcd_set_mode(crt_timing1, viaparinfo-> + lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + } else { + /* IGA1 doesn't have LCD scaling, so set it center. */ + if (viaparinfo->lvds_setting_info->iga_path == IGA1) { + viaparinfo->lvds_setting_info->display_method = + LCD_CENTERING; + } + viaparinfo->lvds_setting_info->bpp = video_bpp; + viafb_lcd_set_mode(crt_timing, viaparinfo-> + lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + } + } + if (viafb_LCD2_ON) { + if (viafb_SAMM_ON && + (viaparinfo->lvds_setting_info2->iga_path == IGA2)) { + viaparinfo->lvds_setting_info2->bpp = video_bpp1; + viafb_lcd_set_mode(crt_timing1, viaparinfo-> + lvds_setting_info2, + &viaparinfo->chip_info->lvds_chip_info2); + } else { + /* IGA1 doesn't have LCD scaling, so set it center. */ + if (viaparinfo->lvds_setting_info2->iga_path == IGA1) { + viaparinfo->lvds_setting_info2->display_method = + LCD_CENTERING; + } + viaparinfo->lvds_setting_info2->bpp = video_bpp; + viafb_lcd_set_mode(crt_timing, viaparinfo-> + lvds_setting_info2, + &viaparinfo->chip_info->lvds_chip_info2); + } + } + + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) + && (viafb_LCD_ON || viafb_DVI_ON)) + set_display_channel(); + + /* If set mode normally, save resolution information for hot-plug . */ + if (!viafb_hotplug) { + viafb_hotplug_Xres = hor_res; + viafb_hotplug_Yres = ver_res; + viafb_hotplug_bpp = video_bpp; + viafb_hotplug_refresh = viafb_refresh; + + if (viafb_DVI_ON) + viafb_DeviceStatus = DVI_Device; + else + viafb_DeviceStatus = CRT_Device; + } + device_on(); + + if (viafb_SAMM_ON == 1) + viafb_write_reg_mask(CR6A, VIACR, 0xC0, BIT6 + BIT7); + + device_screen_on(); + return 1; +} + +int viafb_get_pixclock(int hres, int vres, int vmode_refresh) +{ + int i; + + for (i = 0; i < NUM_TOTAL_RES_MAP_REFRESH; i++) { + if ((hres == res_map_refresh_tbl[i].hres) + && (vres == res_map_refresh_tbl[i].vres) + && (vmode_refresh == res_map_refresh_tbl[i].vmode_refresh)) + return res_map_refresh_tbl[i].pixclock; + } + return RES_640X480_60HZ_PIXCLOCK; + +} + +int viafb_get_refresh(int hres, int vres, u32 long_refresh) +{ +#define REFRESH_TOLERANCE 3 + int i, nearest = -1, diff = REFRESH_TOLERANCE; + for (i = 0; i < NUM_TOTAL_RES_MAP_REFRESH; i++) { + if ((hres == res_map_refresh_tbl[i].hres) + && (vres == res_map_refresh_tbl[i].vres) + && (diff > (abs(long_refresh - + res_map_refresh_tbl[i].vmode_refresh)))) { + diff = abs(long_refresh - res_map_refresh_tbl[i]. + vmode_refresh); + nearest = i; + } + } +#undef REFRESH_TOLERANCE + if (nearest > 0) + return res_map_refresh_tbl[nearest].vmode_refresh; + return 60; +} + +static void device_off(void) +{ + viafb_crt_disable(); + viafb_dvi_disable(); + viafb_lcd_disable(); +} + +static void device_on(void) +{ + if (viafb_CRT_ON == 1) + viafb_crt_enable(); + if (viafb_DVI_ON == 1) + viafb_dvi_enable(); + if (viafb_LCD_ON == 1) + viafb_lcd_enable(); +} + +void viafb_crt_disable(void) +{ + viafb_write_reg_mask(CR36, VIACR, BIT5 + BIT4, BIT5 + BIT4); +} + +void viafb_crt_enable(void) +{ + viafb_write_reg_mask(CR36, VIACR, 0x0, BIT5 + BIT4); +} + +void viafb_get_mmio_info(unsigned long *mmio_base, + unsigned long *mmio_len) +{ + struct pci_dev *pdev = NULL; + u32 vendor, device; + u32 i; + + for (i = 0; pciidlist[i].vendor != 0; i++) + if (viaparinfo->chip_info->gfx_chip_name == + pciidlist[i].chip_index) + break; + + if (!pciidlist[i].vendor) + return ; + + vendor = pciidlist[i].vendor; + device = pciidlist[i].device; + + pdev = pci_get_device(vendor, device, NULL); + + if (!pdev) { + *mmio_base = 0; + *mmio_len = 0; + return ; + } + + *mmio_base = pci_resource_start(pdev, 1); + *mmio_len = pci_resource_len(pdev, 1); + + pci_dev_put(pdev); +} + +static void enable_second_display_channel(void) +{ + /* to enable second display channel. */ + viafb_write_reg_mask(CR6A, VIACR, 0x00, BIT6); + viafb_write_reg_mask(CR6A, VIACR, BIT7, BIT7); + viafb_write_reg_mask(CR6A, VIACR, BIT6, BIT6); +} + +static void disable_second_display_channel(void) +{ + /* to disable second display channel. */ + viafb_write_reg_mask(CR6A, VIACR, 0x00, BIT6); + viafb_write_reg_mask(CR6A, VIACR, 0x00, BIT7); + viafb_write_reg_mask(CR6A, VIACR, BIT6, BIT6); +} + +void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len) +{ + struct pci_dev *pdev = NULL; + u32 vendor, device; + u32 i; + + for (i = 0; pciidlist[i].vendor != 0; i++) + if (viaparinfo->chip_info->gfx_chip_name == + pciidlist[i].chip_index) + break; + + if (!pciidlist[i].vendor) + return ; + + vendor = pciidlist[i].vendor; + device = pciidlist[i].device; + + pdev = pci_get_device(vendor, device, NULL); + + if (!pdev) { + *fb_base = viafb_read_reg(VIASR, SR30) << 24; + *fb_len = viafb_get_memsize(); + DEBUG_MSG(KERN_INFO "Get FB info from SR30!\n"); + DEBUG_MSG(KERN_INFO "fb_base = %08x\n", *fb_base); + DEBUG_MSG(KERN_INFO "fb_len = %08x\n", *fb_len); + return ; + } + + *fb_base = (unsigned int)pci_resource_start(pdev, 0); + *fb_len = get_fb_size_from_pci(); + DEBUG_MSG(KERN_INFO "Get FB info from PCI system!\n"); + DEBUG_MSG(KERN_INFO "fb_base = %08x\n", *fb_base); + DEBUG_MSG(KERN_INFO "fb_len = %08x\n", *fb_len); + + pci_dev_put(pdev); +} + +static int get_fb_size_from_pci(void) +{ + unsigned long configid, deviceid, FBSize = 0; + int VideoMemSize; + int DeviceFound = false; + + for (configid = 0x80000000; configid < 0x80010800; configid += 0x100) { + outl(configid, (unsigned long)0xCF8); + deviceid = (inl((unsigned long)0xCFC) >> 16) & 0xffff; + + switch (deviceid) { + case CLE266: + case KM400: + outl(configid + 0xE0, (unsigned long)0xCF8); + FBSize = inl((unsigned long)0xCFC); + DeviceFound = true; /* Found device id */ + break; + + case CN400_FUNCTION3: + case CN700_FUNCTION3: + case CX700_FUNCTION3: + case KM800_FUNCTION3: + case KM890_FUNCTION3: + case P4M890_FUNCTION3: + case P4M900_FUNCTION3: + case VX800_FUNCTION3: + /*case CN750_FUNCTION3: */ + outl(configid + 0xA0, (unsigned long)0xCF8); + FBSize = inl((unsigned long)0xCFC); + DeviceFound = true; /* Found device id */ + break; + + default: + break; + } + + if (DeviceFound) + break; + } + + DEBUG_MSG(KERN_INFO "Device ID = %lx\n", deviceid); + + FBSize = FBSize & 0x00007000; + DEBUG_MSG(KERN_INFO "FB Size = %x\n", FBSize); + + if (viaparinfo->chip_info->gfx_chip_name < UNICHROME_CX700) { + switch (FBSize) { + case 0x00004000: + VideoMemSize = (16 << 20); /*16M */ + break; + + case 0x00005000: + VideoMemSize = (32 << 20); /*32M */ + break; + + case 0x00006000: + VideoMemSize = (64 << 20); /*64M */ + break; + + default: + VideoMemSize = (32 << 20); /*32M */ + break; + } + } else { + switch (FBSize) { + case 0x00001000: + VideoMemSize = (8 << 20); /*8M */ + break; + + case 0x00002000: + VideoMemSize = (16 << 20); /*16M */ + break; + + case 0x00003000: + VideoMemSize = (32 << 20); /*32M */ + break; + + case 0x00004000: + VideoMemSize = (64 << 20); /*64M */ + break; + + case 0x00005000: + VideoMemSize = (128 << 20); /*128M */ + break; + + case 0x00006000: + VideoMemSize = (256 << 20); /*256M */ + break; + + default: + VideoMemSize = (32 << 20); /*32M */ + break; + } + } + + return VideoMemSize; +} + +void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\ + *p_gfx_dpa_setting) +{ + switch (output_interface) { + case INTERFACE_DVP0: + { + /* DVP0 Clock Polarity and Adjust: */ + viafb_write_reg_mask(CR96, VIACR, + p_gfx_dpa_setting->DVP0, 0x0F); + + /* DVP0 Clock and Data Pads Driving: */ + viafb_write_reg_mask(SR1E, VIASR, + p_gfx_dpa_setting->DVP0ClockDri_S, BIT2); + viafb_write_reg_mask(SR2A, VIASR, + p_gfx_dpa_setting->DVP0ClockDri_S1, + BIT4); + viafb_write_reg_mask(SR1B, VIASR, + p_gfx_dpa_setting->DVP0DataDri_S, BIT1); + viafb_write_reg_mask(SR2A, VIASR, + p_gfx_dpa_setting->DVP0DataDri_S1, BIT5); + break; + } + + case INTERFACE_DVP1: + { + /* DVP1 Clock Polarity and Adjust: */ + viafb_write_reg_mask(CR9B, VIACR, + p_gfx_dpa_setting->DVP1, 0x0F); + + /* DVP1 Clock and Data Pads Driving: */ + viafb_write_reg_mask(SR65, VIASR, + p_gfx_dpa_setting->DVP1Driving, 0x0F); + break; + } + + case INTERFACE_DFP_HIGH: + { + viafb_write_reg_mask(CR97, VIACR, + p_gfx_dpa_setting->DFPHigh, 0x0F); + break; + } + + case INTERFACE_DFP_LOW: + { + viafb_write_reg_mask(CR99, VIACR, + p_gfx_dpa_setting->DFPLow, 0x0F); + break; + } + + case INTERFACE_DFP: + { + viafb_write_reg_mask(CR97, VIACR, + p_gfx_dpa_setting->DFPHigh, 0x0F); + viafb_write_reg_mask(CR99, VIACR, + p_gfx_dpa_setting->DFPLow, 0x0F); + break; + } + } +} + +void viafb_memory_pitch_patch(struct fb_info *info) +{ + if (info->var.xres != info->var.xres_virtual) { + viafb_load_offset_reg(info->var.xres_virtual, + info->var.bits_per_pixel >> 3, IGA1); + + if (viafb_SAMM_ON) { + viafb_load_offset_reg(viafb_second_virtual_xres, + viafb_bpp1 >> 3, + IGA2); + } else { + viafb_load_offset_reg(info->var.xres_virtual, + info->var.bits_per_pixel >> 3, IGA2); + } + + } +} + +/*According var's xres, yres fill var's other timing information*/ +void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh, + int mode_index) +{ + struct VideoModeTable *vmode_tbl = NULL; + struct crt_mode_table *crt_timing = NULL; + struct display_timing crt_reg; + int i = 0, index = 0; + vmode_tbl = &CLE266Modes[search_mode_setting(mode_index)]; + crt_timing = vmode_tbl->crtc; + for (i = 0; i < vmode_tbl->mode_array; i++) { + index = i; + if (crt_timing[i].refresh_rate == refresh) + break; + } + + crt_reg = crt_timing[index].crtc; + switch (var->bits_per_pixel) { + case 8: + var->red.offset = 0; + var->green.offset = 0; + var->blue.offset = 0; + var->red.length = 6; + var->green.length = 6; + var->blue.length = 6; + break; + case 16: + var->red.offset = 11; + var->green.offset = 5; + var->blue.offset = 0; + var->red.length = 5; + var->green.length = 6; + var->blue.length = 5; + break; + case 32: + var->red.offset = 16; + var->green.offset = 8; + var->blue.offset = 0; + var->red.length = 8; + var->green.length = 8; + var->blue.length = 8; + break; + default: + /* never happed, put here to keep consistent */ + break; + } + + var->pixclock = viafb_get_pixclock(var->xres, var->yres, refresh); + var->left_margin = + crt_reg.hor_total - (crt_reg.hor_sync_start + crt_reg.hor_sync_end); + var->right_margin = crt_reg.hor_sync_start - crt_reg.hor_addr; + var->hsync_len = crt_reg.hor_sync_end; + var->upper_margin = + crt_reg.ver_total - (crt_reg.ver_sync_start + crt_reg.ver_sync_end); + var->lower_margin = crt_reg.ver_sync_start - crt_reg.ver_addr; + var->vsync_len = crt_reg.ver_sync_end; +} diff --git a/drivers/video/via/hw.h b/drivers/video/via/hw.h new file mode 100644 index 00000000000..6ff38fa8569 --- /dev/null +++ b/drivers/video/via/hw.h @@ -0,0 +1,933 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __HW_H__ +#define __HW_H__ + +#include "global.h" + +/*************************************************** +* Definition IGA1 Design Method of CRTC Registers * +****************************************************/ +#define IGA1_HOR_TOTAL_FORMULA(x) (((x)/8)-5) +#define IGA1_HOR_ADDR_FORMULA(x) (((x)/8)-1) +#define IGA1_HOR_BLANK_START_FORMULA(x) (((x)/8)-1) +#define IGA1_HOR_BLANK_END_FORMULA(x, y) (((x+y)/8)-1) +#define IGA1_HOR_SYNC_START_FORMULA(x) ((x)/8) +#define IGA1_HOR_SYNC_END_FORMULA(x, y) ((x+y)/8) + +#define IGA1_VER_TOTAL_FORMULA(x) ((x)-2) +#define IGA1_VER_ADDR_FORMULA(x) ((x)-1) +#define IGA1_VER_BLANK_START_FORMULA(x) ((x)-1) +#define IGA1_VER_BLANK_END_FORMULA(x, y) ((x+y)-1) +#define IGA1_VER_SYNC_START_FORMULA(x) ((x)-1) +#define IGA1_VER_SYNC_END_FORMULA(x, y) ((x+y)-1) + +/*************************************************** +** Definition IGA2 Design Method of CRTC Registers * +****************************************************/ +#define IGA2_HOR_TOTAL_FORMULA(x) ((x)-1) +#define IGA2_HOR_ADDR_FORMULA(x) ((x)-1) +#define IGA2_HOR_BLANK_START_FORMULA(x) ((x)-1) +#define IGA2_HOR_BLANK_END_FORMULA(x, y) ((x+y)-1) +#define IGA2_HOR_SYNC_START_FORMULA(x) ((x)-1) +#define IGA2_HOR_SYNC_END_FORMULA(x, y) ((x+y)-1) + +#define IGA2_VER_TOTAL_FORMULA(x) ((x)-1) +#define IGA2_VER_ADDR_FORMULA(x) ((x)-1) +#define IGA2_VER_BLANK_START_FORMULA(x) ((x)-1) +#define IGA2_VER_BLANK_END_FORMULA(x, y) ((x+y)-1) +#define IGA2_VER_SYNC_START_FORMULA(x) ((x)-1) +#define IGA2_VER_SYNC_END_FORMULA(x, y) ((x+y)-1) + +/**********************************************************/ +/* Definition IGA2 Design Method of CRTC Shadow Registers */ +/**********************************************************/ +#define IGA2_HOR_TOTAL_SHADOW_FORMULA(x) ((x/8)-5) +#define IGA2_HOR_BLANK_END_SHADOW_FORMULA(x, y) (((x+y)/8)-1) +#define IGA2_VER_TOTAL_SHADOW_FORMULA(x) ((x)-2) +#define IGA2_VER_ADDR_SHADOW_FORMULA(x) ((x)-1) +#define IGA2_VER_BLANK_START_SHADOW_FORMULA(x) ((x)-1) +#define IGA2_VER_BLANK_END_SHADOW_FORMULA(x, y) ((x+y)-1) +#define IGA2_VER_SYNC_START_SHADOW_FORMULA(x) (x) +#define IGA2_VER_SYNC_END_SHADOW_FORMULA(x, y) (x+y) + +/* Define Register Number for IGA1 CRTC Timing */ + +/* location: {CR00,0,7},{CR36,3,3} */ +#define IGA1_HOR_TOTAL_REG_NUM 2 +/* location: {CR01,0,7} */ +#define IGA1_HOR_ADDR_REG_NUM 1 +/* location: {CR02,0,7} */ +#define IGA1_HOR_BLANK_START_REG_NUM 1 +/* location: {CR03,0,4},{CR05,7,7},{CR33,5,5} */ +#define IGA1_HOR_BLANK_END_REG_NUM 3 +/* location: {CR04,0,7},{CR33,4,4} */ +#define IGA1_HOR_SYNC_START_REG_NUM 2 +/* location: {CR05,0,4} */ +#define IGA1_HOR_SYNC_END_REG_NUM 1 +/* location: {CR06,0,7},{CR07,0,0},{CR07,5,5},{CR35,0,0} */ +#define IGA1_VER_TOTAL_REG_NUM 4 +/* location: {CR12,0,7},{CR07,1,1},{CR07,6,6},{CR35,2,2} */ +#define IGA1_VER_ADDR_REG_NUM 4 +/* location: {CR15,0,7},{CR07,3,3},{CR09,5,5},{CR35,3,3} */ +#define IGA1_VER_BLANK_START_REG_NUM 4 +/* location: {CR16,0,7} */ +#define IGA1_VER_BLANK_END_REG_NUM 1 +/* location: {CR10,0,7},{CR07,2,2},{CR07,7,7},{CR35,1,1} */ +#define IGA1_VER_SYNC_START_REG_NUM 4 +/* location: {CR11,0,3} */ +#define IGA1_VER_SYNC_END_REG_NUM 1 + +/* Define Register Number for IGA2 Shadow CRTC Timing */ + +/* location: {CR6D,0,7},{CR71,3,3} */ +#define IGA2_SHADOW_HOR_TOTAL_REG_NUM 2 +/* location: {CR6E,0,7} */ +#define IGA2_SHADOW_HOR_BLANK_END_REG_NUM 1 +/* location: {CR6F,0,7},{CR71,0,2} */ +#define IGA2_SHADOW_VER_TOTAL_REG_NUM 2 +/* location: {CR70,0,7},{CR71,4,6} */ +#define IGA2_SHADOW_VER_ADDR_REG_NUM 2 +/* location: {CR72,0,7},{CR74,4,6} */ +#define IGA2_SHADOW_VER_BLANK_START_REG_NUM 2 +/* location: {CR73,0,7},{CR74,0,2} */ +#define IGA2_SHADOW_VER_BLANK_END_REG_NUM 2 +/* location: {CR75,0,7},{CR76,4,6} */ +#define IGA2_SHADOW_VER_SYNC_START_REG_NUM 2 +/* location: {CR76,0,3} */ +#define IGA2_SHADOW_VER_SYNC_END_REG_NUM 1 + +/* Define Register Number for IGA2 CRTC Timing */ + +/* location: {CR50,0,7},{CR55,0,3} */ +#define IGA2_HOR_TOTAL_REG_NUM 2 +/* location: {CR51,0,7},{CR55,4,6} */ +#define IGA2_HOR_ADDR_REG_NUM 2 +/* location: {CR52,0,7},{CR54,0,2} */ +#define IGA2_HOR_BLANK_START_REG_NUM 2 +/* location: CLE266: {CR53,0,7},{CR54,3,5} => CLE266's CR5D[6] +is reserved, so it may have problem to set 1600x1200 on IGA2. */ +/* Others: {CR53,0,7},{CR54,3,5},{CR5D,6,6} */ +#define IGA2_HOR_BLANK_END_REG_NUM 3 +/* location: {CR56,0,7},{CR54,6,7},{CR5C,7,7} */ +/* VT3314 and Later: {CR56,0,7},{CR54,6,7},{CR5C,7,7}, {CR5D,7,7} */ +#define IGA2_HOR_SYNC_START_REG_NUM 4 + +/* location: {CR57,0,7},{CR5C,6,6} */ +#define IGA2_HOR_SYNC_END_REG_NUM 2 +/* location: {CR58,0,7},{CR5D,0,2} */ +#define IGA2_VER_TOTAL_REG_NUM 2 +/* location: {CR59,0,7},{CR5D,3,5} */ +#define IGA2_VER_ADDR_REG_NUM 2 +/* location: {CR5A,0,7},{CR5C,0,2} */ +#define IGA2_VER_BLANK_START_REG_NUM 2 +/* location: {CR5E,0,7},{CR5C,3,5} */ +#define IGA2_VER_BLANK_END_REG_NUM 2 +/* location: {CR5E,0,7},{CR5F,5,7} */ +#define IGA2_VER_SYNC_START_REG_NUM 2 +/* location: {CR5F,0,4} */ +#define IGA2_VER_SYNC_END_REG_NUM 1 + +/* Define Offset and Fetch Count Register*/ + +/* location: {CR13,0,7},{CR35,5,7} */ +#define IGA1_OFFSET_REG_NUM 2 +/* 8 bytes alignment. */ +#define IGA1_OFFSER_ALIGN_BYTE 8 +/* x: H resolution, y: color depth */ +#define IGA1_OFFSET_FORMULA(x, y) ((x*y)/IGA1_OFFSER_ALIGN_BYTE) +/* location: {SR1C,0,7},{SR1D,0,1} */ +#define IGA1_FETCH_COUNT_REG_NUM 2 +/* 16 bytes alignment. */ +#define IGA1_FETCH_COUNT_ALIGN_BYTE 16 +/* x: H resolution, y: color depth */ +#define IGA1_FETCH_COUNT_PATCH_VALUE 4 +#define IGA1_FETCH_COUNT_FORMULA(x, y) \ + (((x*y)/IGA1_FETCH_COUNT_ALIGN_BYTE) + IGA1_FETCH_COUNT_PATCH_VALUE) + +/* location: {CR66,0,7},{CR67,0,1} */ +#define IGA2_OFFSET_REG_NUM 2 +#define IGA2_OFFSET_ALIGN_BYTE 8 +/* x: H resolution, y: color depth */ +#define IGA2_OFFSET_FORMULA(x, y) ((x*y)/IGA2_OFFSET_ALIGN_BYTE) +/* location: {CR65,0,7},{CR67,2,3} */ +#define IGA2_FETCH_COUNT_REG_NUM 2 +#define IGA2_FETCH_COUNT_ALIGN_BYTE 16 +#define IGA2_FETCH_COUNT_PATCH_VALUE 0 +#define IGA2_FETCH_COUNT_FORMULA(x, y) \ + (((x*y)/IGA2_FETCH_COUNT_ALIGN_BYTE) + IGA2_FETCH_COUNT_PATCH_VALUE) + +/* Staring Address*/ + +/* location: {CR0C,0,7},{CR0D,0,7},{CR34,0,7},{CR48,0,1} */ +#define IGA1_STARTING_ADDR_REG_NUM 4 +/* location: {CR62,1,7},{CR63,0,7},{CR64,0,7} */ +#define IGA2_STARTING_ADDR_REG_NUM 3 + +/* Define Display OFFSET*/ +/* These value are by HW suggested value*/ +/* location: {SR17,0,7} */ +#define K800_IGA1_FIFO_MAX_DEPTH 384 +/* location: {SR16,0,5},{SR16,7,7} */ +#define K800_IGA1_FIFO_THRESHOLD 328 +/* location: {SR18,0,5},{SR18,7,7} */ +#define K800_IGA1_FIFO_HIGH_THRESHOLD 296 +/* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */ + /* because HW only 5 bits */ +#define K800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 0 + +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define K800_IGA2_FIFO_MAX_DEPTH 384 +/* location: {CR68,0,3},{CR95,4,6} */ +#define K800_IGA2_FIFO_THRESHOLD 328 +/* location: {CR92,0,3},{CR95,0,2} */ +#define K800_IGA2_FIFO_HIGH_THRESHOLD 296 +/* location: {CR94,0,6} */ +#define K800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128 + +/* location: {SR17,0,7} */ +#define P880_IGA1_FIFO_MAX_DEPTH 192 +/* location: {SR16,0,5},{SR16,7,7} */ +#define P880_IGA1_FIFO_THRESHOLD 128 +/* location: {SR18,0,5},{SR18,7,7} */ +#define P880_IGA1_FIFO_HIGH_THRESHOLD 64 +/* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */ + /* because HW only 5 bits */ +#define P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 0 + +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define P880_IGA2_FIFO_MAX_DEPTH 96 +/* location: {CR68,0,3},{CR95,4,6} */ +#define P880_IGA2_FIFO_THRESHOLD 64 +/* location: {CR92,0,3},{CR95,0,2} */ +#define P880_IGA2_FIFO_HIGH_THRESHOLD 32 +/* location: {CR94,0,6} */ +#define P880_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128 + +/* VT3314 chipset*/ + +/* location: {SR17,0,7} */ +#define CN700_IGA1_FIFO_MAX_DEPTH 96 +/* location: {SR16,0,5},{SR16,7,7} */ +#define CN700_IGA1_FIFO_THRESHOLD 80 +/* location: {SR18,0,5},{SR18,7,7} */ +#define CN700_IGA1_FIFO_HIGH_THRESHOLD 64 +/* location: {SR22,0,4}. (128/4) =64, P800 must be set zero, + because HW only 5 bits */ +#define CN700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 0 +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define CN700_IGA2_FIFO_MAX_DEPTH 96 +/* location: {CR68,0,3},{CR95,4,6} */ +#define CN700_IGA2_FIFO_THRESHOLD 80 +/* location: {CR92,0,3},{CR95,0,2} */ +#define CN700_IGA2_FIFO_HIGH_THRESHOLD 32 +/* location: {CR94,0,6} */ +#define CN700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128 + +/* For VT3324, these values are suggested by HW */ +/* location: {SR17,0,7} */ +#define CX700_IGA1_FIFO_MAX_DEPTH 192 +/* location: {SR16,0,5},{SR16,7,7} */ +#define CX700_IGA1_FIFO_THRESHOLD 128 +/* location: {SR18,0,5},{SR18,7,7} */ +#define CX700_IGA1_FIFO_HIGH_THRESHOLD 128 +/* location: {SR22,0,4} */ +#define CX700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 124 + +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define CX700_IGA2_FIFO_MAX_DEPTH 96 +/* location: {CR68,0,3},{CR95,4,6} */ +#define CX700_IGA2_FIFO_THRESHOLD 64 +/* location: {CR92,0,3},{CR95,0,2} */ +#define CX700_IGA2_FIFO_HIGH_THRESHOLD 32 +/* location: {CR94,0,6} */ +#define CX700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128 + +/* VT3336 chipset*/ +/* location: {SR17,0,7} */ +#define K8M890_IGA1_FIFO_MAX_DEPTH 360 +/* location: {SR16,0,5},{SR16,7,7} */ +#define K8M890_IGA1_FIFO_THRESHOLD 328 +/* location: {SR18,0,5},{SR18,7,7} */ +#define K8M890_IGA1_FIFO_HIGH_THRESHOLD 296 +/* location: {SR22,0,4}. */ +#define K8M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 124 + +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define K8M890_IGA2_FIFO_MAX_DEPTH 360 +/* location: {CR68,0,3},{CR95,4,6} */ +#define K8M890_IGA2_FIFO_THRESHOLD 328 +/* location: {CR92,0,3},{CR95,0,2} */ +#define K8M890_IGA2_FIFO_HIGH_THRESHOLD 296 +/* location: {CR94,0,6} */ +#define K8M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 124 + +/* VT3327 chipset*/ +/* location: {SR17,0,7} */ +#define P4M890_IGA1_FIFO_MAX_DEPTH 96 +/* location: {SR16,0,5},{SR16,7,7} */ +#define P4M890_IGA1_FIFO_THRESHOLD 76 +/* location: {SR18,0,5},{SR18,7,7} */ +#define P4M890_IGA1_FIFO_HIGH_THRESHOLD 64 +/* location: {SR22,0,4}. (32/4) =8 */ +#define P4M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 32 +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define P4M890_IGA2_FIFO_MAX_DEPTH 96 +/* location: {CR68,0,3},{CR95,4,6} */ +#define P4M890_IGA2_FIFO_THRESHOLD 76 +/* location: {CR92,0,3},{CR95,0,2} */ +#define P4M890_IGA2_FIFO_HIGH_THRESHOLD 64 +/* location: {CR94,0,6} */ +#define P4M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 32 + +/* VT3364 chipset*/ +/* location: {SR17,0,7} */ +#define P4M900_IGA1_FIFO_MAX_DEPTH 96 +/* location: {SR16,0,5},{SR16,7,7} */ +#define P4M900_IGA1_FIFO_THRESHOLD 76 +/* location: {SR18,0,5},{SR18,7,7} */ +#define P4M900_IGA1_FIFO_HIGH_THRESHOLD 76 +/* location: {SR22,0,4}. */ +#define P4M900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 32 +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define P4M900_IGA2_FIFO_MAX_DEPTH 96 +/* location: {CR68,0,3},{CR95,4,6} */ +#define P4M900_IGA2_FIFO_THRESHOLD 76 +/* location: {CR92,0,3},{CR95,0,2} */ +#define P4M900_IGA2_FIFO_HIGH_THRESHOLD 76 +/* location: {CR94,0,6} */ +#define P4M900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 32 + +/* For VT3353, these values are suggested by HW */ +/* location: {SR17,0,7} */ +#define VX800_IGA1_FIFO_MAX_DEPTH 192 +/* location: {SR16,0,5},{SR16,7,7} */ +#define VX800_IGA1_FIFO_THRESHOLD 152 +/* location: {SR18,0,5},{SR18,7,7} */ +#define VX800_IGA1_FIFO_HIGH_THRESHOLD 152 +/* location: {SR22,0,4} */ +#define VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM 64 +/* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */ +#define VX800_IGA2_FIFO_MAX_DEPTH 96 +/* location: {CR68,0,3},{CR95,4,6} */ +#define VX800_IGA2_FIFO_THRESHOLD 64 +/* location: {CR92,0,3},{CR95,0,2} */ +#define VX800_IGA2_FIFO_HIGH_THRESHOLD 32 +/* location: {CR94,0,6} */ +#define VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM 128 + +#define IGA1_FIFO_DEPTH_SELECT_REG_NUM 1 +#define IGA1_FIFO_THRESHOLD_REG_NUM 2 +#define IGA1_FIFO_HIGH_THRESHOLD_REG_NUM 2 +#define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM 1 + +#define IGA2_FIFO_DEPTH_SELECT_REG_NUM 3 +#define IGA2_FIFO_THRESHOLD_REG_NUM 2 +#define IGA2_FIFO_HIGH_THRESHOLD_REG_NUM 2 +#define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM 1 + +#define IGA1_FIFO_DEPTH_SELECT_FORMULA(x) ((x/2)-1) +#define IGA1_FIFO_THRESHOLD_FORMULA(x) (x/4) +#define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x) (x/4) +#define IGA1_FIFO_HIGH_THRESHOLD_FORMULA(x) (x/4) +#define IGA2_FIFO_DEPTH_SELECT_FORMULA(x) (((x/2)/4)-1) +#define IGA2_FIFO_THRESHOLD_FORMULA(x) (x/4) +#define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x) (x/4) +#define IGA2_FIFO_HIGH_THRESHOLD_FORMULA(x) (x/4) + +/************************************************************************/ +/* LCD Timing */ +/************************************************************************/ + +/* 500 ms = 500000 us */ +#define LCD_POWER_SEQ_TD0 500000 +/* 50 ms = 50000 us */ +#define LCD_POWER_SEQ_TD1 50000 +/* 0 us */ +#define LCD_POWER_SEQ_TD2 0 +/* 210 ms = 210000 us */ +#define LCD_POWER_SEQ_TD3 210000 +/* 2^10 * (1/14.31818M) = 71.475 us (K400.revA) */ +#define CLE266_POWER_SEQ_UNIT 71 +/* 2^11 * (1/14.31818M) = 142.95 us (K400.revB) */ +#define K800_POWER_SEQ_UNIT 142 +/* 2^13 * (1/14.31818M) = 572.1 us */ +#define P880_POWER_SEQ_UNIT 572 + +#define CLE266_POWER_SEQ_FORMULA(x) ((x)/CLE266_POWER_SEQ_UNIT) +#define K800_POWER_SEQ_FORMULA(x) ((x)/K800_POWER_SEQ_UNIT) +#define P880_POWER_SEQ_FORMULA(x) ((x)/P880_POWER_SEQ_UNIT) + +/* location: {CR8B,0,7},{CR8F,0,3} */ +#define LCD_POWER_SEQ_TD0_REG_NUM 2 +/* location: {CR8C,0,7},{CR8F,4,7} */ +#define LCD_POWER_SEQ_TD1_REG_NUM 2 +/* location: {CR8D,0,7},{CR90,0,3} */ +#define LCD_POWER_SEQ_TD2_REG_NUM 2 +/* location: {CR8E,0,7},{CR90,4,7} */ +#define LCD_POWER_SEQ_TD3_REG_NUM 2 + +/* LCD Scaling factor*/ +/* x: indicate setting horizontal size*/ +/* y: indicate panel horizontal size*/ + +/* Horizontal scaling factor 10 bits (2^10) */ +#define CLE266_LCD_HOR_SCF_FORMULA(x, y) (((x-1)*1024)/(y-1)) +/* Vertical scaling factor 10 bits (2^10) */ +#define CLE266_LCD_VER_SCF_FORMULA(x, y) (((x-1)*1024)/(y-1)) +/* Horizontal scaling factor 10 bits (2^12) */ +#define K800_LCD_HOR_SCF_FORMULA(x, y) (((x-1)*4096)/(y-1)) +/* Vertical scaling factor 10 bits (2^11) */ +#define K800_LCD_VER_SCF_FORMULA(x, y) (((x-1)*2048)/(y-1)) + +/* location: {CR9F,0,1},{CR77,0,7},{CR79,4,5} */ +#define LCD_HOR_SCALING_FACTOR_REG_NUM 3 +/* location: {CR79,3,3},{CR78,0,7},{CR79,6,7} */ +#define LCD_VER_SCALING_FACTOR_REG_NUM 3 +/* location: {CR77,0,7},{CR79,4,5} */ +#define LCD_HOR_SCALING_FACTOR_REG_NUM_CLE 2 +/* location: {CR78,0,7},{CR79,6,7} */ +#define LCD_VER_SCALING_FACTOR_REG_NUM_CLE 2 + +/************************************************ + ***** Define IGA1 Display Timing ***** + ************************************************/ +struct io_register { + u8 io_addr; + u8 start_bit; + u8 end_bit; +}; + +/* IGA1 Horizontal Total */ +struct iga1_hor_total { + int reg_num; + struct io_register reg[IGA1_HOR_TOTAL_REG_NUM]; +}; + +/* IGA1 Horizontal Addressable Video */ +struct iga1_hor_addr { + int reg_num; + struct io_register reg[IGA1_HOR_ADDR_REG_NUM]; +}; + +/* IGA1 Horizontal Blank Start */ +struct iga1_hor_blank_start { + int reg_num; + struct io_register reg[IGA1_HOR_BLANK_START_REG_NUM]; +}; + +/* IGA1 Horizontal Blank End */ +struct iga1_hor_blank_end { + int reg_num; + struct io_register reg[IGA1_HOR_BLANK_END_REG_NUM]; +}; + +/* IGA1 Horizontal Sync Start */ +struct iga1_hor_sync_start { + int reg_num; + struct io_register reg[IGA1_HOR_SYNC_START_REG_NUM]; +}; + +/* IGA1 Horizontal Sync End */ +struct iga1_hor_sync_end { + int reg_num; + struct io_register reg[IGA1_HOR_SYNC_END_REG_NUM]; +}; + +/* IGA1 Vertical Total */ +struct iga1_ver_total { + int reg_num; + struct io_register reg[IGA1_VER_TOTAL_REG_NUM]; +}; + +/* IGA1 Vertical Addressable Video */ +struct iga1_ver_addr { + int reg_num; + struct io_register reg[IGA1_VER_ADDR_REG_NUM]; +}; + +/* IGA1 Vertical Blank Start */ +struct iga1_ver_blank_start { + int reg_num; + struct io_register reg[IGA1_VER_BLANK_START_REG_NUM]; +}; + +/* IGA1 Vertical Blank End */ +struct iga1_ver_blank_end { + int reg_num; + struct io_register reg[IGA1_VER_BLANK_END_REG_NUM]; +}; + +/* IGA1 Vertical Sync Start */ +struct iga1_ver_sync_start { + int reg_num; + struct io_register reg[IGA1_VER_SYNC_START_REG_NUM]; +}; + +/* IGA1 Vertical Sync End */ +struct iga1_ver_sync_end { + int reg_num; + struct io_register reg[IGA1_VER_SYNC_END_REG_NUM]; +}; + +/***************************************************** +** Define IGA2 Shadow Display Timing **** +*****************************************************/ + +/* IGA2 Shadow Horizontal Total */ +struct iga2_shadow_hor_total { + int reg_num; + struct io_register reg[IGA2_SHADOW_HOR_TOTAL_REG_NUM]; +}; + +/* IGA2 Shadow Horizontal Blank End */ +struct iga2_shadow_hor_blank_end { + int reg_num; + struct io_register reg[IGA2_SHADOW_HOR_BLANK_END_REG_NUM]; +}; + +/* IGA2 Shadow Vertical Total */ +struct iga2_shadow_ver_total { + int reg_num; + struct io_register reg[IGA2_SHADOW_VER_TOTAL_REG_NUM]; +}; + +/* IGA2 Shadow Vertical Addressable Video */ +struct iga2_shadow_ver_addr { + int reg_num; + struct io_register reg[IGA2_SHADOW_VER_ADDR_REG_NUM]; +}; + +/* IGA2 Shadow Vertical Blank Start */ +struct iga2_shadow_ver_blank_start { + int reg_num; + struct io_register reg[IGA2_SHADOW_VER_BLANK_START_REG_NUM]; +}; + +/* IGA2 Shadow Vertical Blank End */ +struct iga2_shadow_ver_blank_end { + int reg_num; + struct io_register reg[IGA2_SHADOW_VER_BLANK_END_REG_NUM]; +}; + +/* IGA2 Shadow Vertical Sync Start */ +struct iga2_shadow_ver_sync_start { + int reg_num; + struct io_register reg[IGA2_SHADOW_VER_SYNC_START_REG_NUM]; +}; + +/* IGA2 Shadow Vertical Sync End */ +struct iga2_shadow_ver_sync_end { + int reg_num; + struct io_register reg[IGA2_SHADOW_VER_SYNC_END_REG_NUM]; +}; + +/***************************************************** +** Define IGA2 Display Timing **** +******************************************************/ + +/* IGA2 Horizontal Total */ +struct iga2_hor_total { + int reg_num; + struct io_register reg[IGA2_HOR_TOTAL_REG_NUM]; +}; + +/* IGA2 Horizontal Addressable Video */ +struct iga2_hor_addr { + int reg_num; + struct io_register reg[IGA2_HOR_ADDR_REG_NUM]; +}; + +/* IGA2 Horizontal Blank Start */ +struct iga2_hor_blank_start { + int reg_num; + struct io_register reg[IGA2_HOR_BLANK_START_REG_NUM]; +}; + +/* IGA2 Horizontal Blank End */ +struct iga2_hor_blank_end { + int reg_num; + struct io_register reg[IGA2_HOR_BLANK_END_REG_NUM]; +}; + +/* IGA2 Horizontal Sync Start */ +struct iga2_hor_sync_start { + int reg_num; + struct io_register reg[IGA2_HOR_SYNC_START_REG_NUM]; +}; + +/* IGA2 Horizontal Sync End */ +struct iga2_hor_sync_end { + int reg_num; + struct io_register reg[IGA2_HOR_SYNC_END_REG_NUM]; +}; + +/* IGA2 Vertical Total */ +struct iga2_ver_total { + int reg_num; + struct io_register reg[IGA2_VER_TOTAL_REG_NUM]; +}; + +/* IGA2 Vertical Addressable Video */ +struct iga2_ver_addr { + int reg_num; + struct io_register reg[IGA2_VER_ADDR_REG_NUM]; +}; + +/* IGA2 Vertical Blank Start */ +struct iga2_ver_blank_start { + int reg_num; + struct io_register reg[IGA2_VER_BLANK_START_REG_NUM]; +}; + +/* IGA2 Vertical Blank End */ +struct iga2_ver_blank_end { + int reg_num; + struct io_register reg[IGA2_VER_BLANK_END_REG_NUM]; +}; + +/* IGA2 Vertical Sync Start */ +struct iga2_ver_sync_start { + int reg_num; + struct io_register reg[IGA2_VER_SYNC_START_REG_NUM]; +}; + +/* IGA2 Vertical Sync End */ +struct iga2_ver_sync_end { + int reg_num; + struct io_register reg[IGA2_VER_SYNC_END_REG_NUM]; +}; + +/* IGA1 Offset Register */ +struct iga1_offset { + int reg_num; + struct io_register reg[IGA1_OFFSET_REG_NUM]; +}; + +/* IGA2 Offset Register */ +struct iga2_offset { + int reg_num; + struct io_register reg[IGA2_OFFSET_REG_NUM]; +}; + +struct offset { + struct iga1_offset iga1_offset_reg; + struct iga2_offset iga2_offset_reg; +}; + +/* IGA1 Fetch Count Register */ +struct iga1_fetch_count { + int reg_num; + struct io_register reg[IGA1_FETCH_COUNT_REG_NUM]; +}; + +/* IGA2 Fetch Count Register */ +struct iga2_fetch_count { + int reg_num; + struct io_register reg[IGA2_FETCH_COUNT_REG_NUM]; +}; + +struct fetch_count { + struct iga1_fetch_count iga1_fetch_count_reg; + struct iga2_fetch_count iga2_fetch_count_reg; +}; + +/* Starting Address Register */ +struct iga1_starting_addr { + int reg_num; + struct io_register reg[IGA1_STARTING_ADDR_REG_NUM]; +}; + +struct iga2_starting_addr { + int reg_num; + struct io_register reg[IGA2_STARTING_ADDR_REG_NUM]; +}; + +struct starting_addr { + struct iga1_starting_addr iga1_starting_addr_reg; + struct iga2_starting_addr iga2_starting_addr_reg; +}; + +/* LCD Power Sequence Timer */ +struct lcd_pwd_seq_td0 { + int reg_num; + struct io_register reg[LCD_POWER_SEQ_TD0_REG_NUM]; +}; + +struct lcd_pwd_seq_td1 { + int reg_num; + struct io_register reg[LCD_POWER_SEQ_TD1_REG_NUM]; +}; + +struct lcd_pwd_seq_td2 { + int reg_num; + struct io_register reg[LCD_POWER_SEQ_TD2_REG_NUM]; +}; + +struct lcd_pwd_seq_td3 { + int reg_num; + struct io_register reg[LCD_POWER_SEQ_TD3_REG_NUM]; +}; + +struct _lcd_pwd_seq_timer { + struct lcd_pwd_seq_td0 td0; + struct lcd_pwd_seq_td1 td1; + struct lcd_pwd_seq_td2 td2; + struct lcd_pwd_seq_td3 td3; +}; + +/* LCD Scaling Factor */ +struct _lcd_hor_scaling_factor { + int reg_num; + struct io_register reg[LCD_HOR_SCALING_FACTOR_REG_NUM]; +}; + +struct _lcd_ver_scaling_factor { + int reg_num; + struct io_register reg[LCD_VER_SCALING_FACTOR_REG_NUM]; +}; + +struct _lcd_scaling_factor { + struct _lcd_hor_scaling_factor lcd_hor_scaling_factor; + struct _lcd_ver_scaling_factor lcd_ver_scaling_factor; +}; + +struct pll_map { + u32 clk; + u32 cle266_pll; + u32 k800_pll; + u32 cx700_pll; +}; + +struct rgbLUT { + u8 red; + u8 green; + u8 blue; +}; + +struct lcd_pwd_seq_timer { + u16 td0; + u16 td1; + u16 td2; + u16 td3; +}; + +/* Display FIFO Relation Registers*/ +struct iga1_fifo_depth_select { + int reg_num; + struct io_register reg[IGA1_FIFO_DEPTH_SELECT_REG_NUM]; +}; + +struct iga1_fifo_threshold_select { + int reg_num; + struct io_register reg[IGA1_FIFO_THRESHOLD_REG_NUM]; +}; + +struct iga1_fifo_high_threshold_select { + int reg_num; + struct io_register reg[IGA1_FIFO_HIGH_THRESHOLD_REG_NUM]; +}; + +struct iga1_display_queue_expire_num { + int reg_num; + struct io_register reg[IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM]; +}; + +struct iga2_fifo_depth_select { + int reg_num; + struct io_register reg[IGA2_FIFO_DEPTH_SELECT_REG_NUM]; +}; + +struct iga2_fifo_threshold_select { + int reg_num; + struct io_register reg[IGA2_FIFO_THRESHOLD_REG_NUM]; +}; + +struct iga2_fifo_high_threshold_select { + int reg_num; + struct io_register reg[IGA2_FIFO_HIGH_THRESHOLD_REG_NUM]; +}; + +struct iga2_display_queue_expire_num { + int reg_num; + struct io_register reg[IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM]; +}; + +struct fifo_depth_select { + struct iga1_fifo_depth_select iga1_fifo_depth_select_reg; + struct iga2_fifo_depth_select iga2_fifo_depth_select_reg; +}; + +struct fifo_threshold_select { + struct iga1_fifo_threshold_select iga1_fifo_threshold_select_reg; + struct iga2_fifo_threshold_select iga2_fifo_threshold_select_reg; +}; + +struct fifo_high_threshold_select { + struct iga1_fifo_high_threshold_select + iga1_fifo_high_threshold_select_reg; + struct iga2_fifo_high_threshold_select + iga2_fifo_high_threshold_select_reg; +}; + +struct display_queue_expire_num { + struct iga1_display_queue_expire_num + iga1_display_queue_expire_num_reg; + struct iga2_display_queue_expire_num + iga2_display_queue_expire_num_reg; +}; + +struct iga1_crtc_timing { + struct iga1_hor_total hor_total; + struct iga1_hor_addr hor_addr; + struct iga1_hor_blank_start hor_blank_start; + struct iga1_hor_blank_end hor_blank_end; + struct iga1_hor_sync_start hor_sync_start; + struct iga1_hor_sync_end hor_sync_end; + struct iga1_ver_total ver_total; + struct iga1_ver_addr ver_addr; + struct iga1_ver_blank_start ver_blank_start; + struct iga1_ver_blank_end ver_blank_end; + struct iga1_ver_sync_start ver_sync_start; + struct iga1_ver_sync_end ver_sync_end; +}; + +struct iga2_shadow_crtc_timing { + struct iga2_shadow_hor_total hor_total_shadow; + struct iga2_shadow_hor_blank_end hor_blank_end_shadow; + struct iga2_shadow_ver_total ver_total_shadow; + struct iga2_shadow_ver_addr ver_addr_shadow; + struct iga2_shadow_ver_blank_start ver_blank_start_shadow; + struct iga2_shadow_ver_blank_end ver_blank_end_shadow; + struct iga2_shadow_ver_sync_start ver_sync_start_shadow; + struct iga2_shadow_ver_sync_end ver_sync_end_shadow; +}; + +struct iga2_crtc_timing { + struct iga2_hor_total hor_total; + struct iga2_hor_addr hor_addr; + struct iga2_hor_blank_start hor_blank_start; + struct iga2_hor_blank_end hor_blank_end; + struct iga2_hor_sync_start hor_sync_start; + struct iga2_hor_sync_end hor_sync_end; + struct iga2_ver_total ver_total; + struct iga2_ver_addr ver_addr; + struct iga2_ver_blank_start ver_blank_start; + struct iga2_ver_blank_end ver_blank_end; + struct iga2_ver_sync_start ver_sync_start; + struct iga2_ver_sync_end ver_sync_end; +}; + +/* device ID */ +#define CLE266 0x3123 +#define KM400 0x3205 +#define CN400_FUNCTION2 0x2259 +#define CN400_FUNCTION3 0x3259 +/* support VT3314 chipset */ +#define CN700_FUNCTION2 0x2314 +#define CN700_FUNCTION3 0x3208 +/* VT3324 chipset */ +#define CX700_FUNCTION2 0x2324 +#define CX700_FUNCTION3 0x3324 +/* VT3204 chipset*/ +#define KM800_FUNCTION3 0x3204 +/* VT3336 chipset*/ +#define KM890_FUNCTION3 0x3336 +/* VT3327 chipset*/ +#define P4M890_FUNCTION3 0x3327 +/* VT3293 chipset*/ +#define CN750_FUNCTION3 0x3208 +/* VT3364 chipset*/ +#define P4M900_FUNCTION3 0x3364 +/* VT3353 chipset*/ +#define VX800_FUNCTION3 0x3353 + +#define NUM_TOTAL_PLL_TABLE ARRAY_SIZE(pll_value) + +struct IODATA { + u8 Index; + u8 Mask; + u8 Data; +}; + +struct pci_device_id_info { + u32 vendor; + u32 device; + u32 chip_index; +}; + +extern unsigned int viafb_second_virtual_xres; +extern unsigned int viafb_second_offset; +extern int viafb_second_size; +extern int viafb_SAMM_ON; +extern int viafb_dual_fb; +extern int viafb_LCD2_ON; +extern int viafb_LCD_ON; +extern int viafb_DVI_ON; +extern int viafb_accel; +extern int viafb_hotplug; + +void viafb_write_reg_mask(u8 index, int io_port, u8 data, u8 mask); +void viafb_set_output_path(int device, int set_iga, + int output_interface); +void viafb_fill_crtc_timing(struct crt_mode_table *crt_table, + int mode_index, int bpp_byte, int set_iga); + +void viafb_set_vclock(u32 CLK, int set_iga); +void viafb_load_reg(int timing_value, int viafb_load_reg_num, + struct io_register *reg, + int io_type); +void viafb_crt_disable(void); +void viafb_crt_enable(void); +void init_ad9389(void); +/* Access I/O Function */ +void viafb_write_reg(u8 index, u16 io_port, u8 data); +u8 viafb_read_reg(int io_port, u8 index); +void viafb_lock_crt(void); +void viafb_unlock_crt(void); +void viafb_load_offset_reg(int h_addr, int bpp_byte, int set_iga); +void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga); +void viafb_write_regx(struct io_reg RegTable[], int ItemNum); +struct VideoModeTable *viafb_get_modetbl_pointer(int Index); +u32 viafb_get_clk_value(int clk); +void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active); +void viafb_set_color_depth(int bpp_byte, int set_iga); +void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\ + *p_gfx_dpa_setting); + +int viafb_setmode(int vmode_index, int hor_res, int ver_res, + int video_bpp, int vmode_index1, int hor_res1, + int ver_res1, int video_bpp1); +void viafb_init_chip_info(void); +void viafb_init_dac(int set_iga); +int viafb_get_pixclock(int hres, int vres, int vmode_refresh); +int viafb_get_refresh(int hres, int vres, u32 float_refresh); +void viafb_update_device_setting(int hres, int vres, int bpp, + int vmode_refresh, int flag); +void viafb_get_mmio_info(unsigned long *mmio_base, + unsigned long *mmio_len); + +void viafb_set_iga_path(void); +void viafb_set_start_addr(void); +void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len); + +#endif /* __HW_H__ */ diff --git a/drivers/video/via/iface.c b/drivers/video/via/iface.c new file mode 100644 index 00000000000..1570636c8d5 --- /dev/null +++ b/drivers/video/via/iface.c @@ -0,0 +1,78 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +/* Get frame buffer size from VGA BIOS */ + +unsigned int viafb_get_memsize(void) +{ + unsigned int m; + + /* If memory size provided by user */ + if (viafb_memsize) + m = viafb_memsize * Mb; + else { + m = (unsigned int)viafb_read_reg(VIASR, SR39); + m = m * (4 * Mb); + + if ((m < (16 * Mb)) || (m > (64 * Mb))) + m = 16 * Mb; + } + DEBUG_MSG(KERN_INFO "framebuffer size = %d Mb\n", m / Mb); + return m; +} + +/* Get Video Buffer Starting Physical Address(back door)*/ + +unsigned long viafb_get_videobuf_addr(void) +{ + struct pci_dev *pdev = NULL; + unsigned char sys_mem; + unsigned char video_mem; + unsigned long sys_mem_size; + unsigned long video_mem_size; + /*system memory = 256 MB, video memory 64 MB */ + unsigned long vmem_starting_adr = 0x0C000000; + + pdev = + (struct pci_dev *)pci_get_device(VIA_K800_BRIDGE_VID, + VIA_K800_BRIDGE_DID, NULL); + if (pdev != NULL) { + pci_read_config_byte(pdev, VIA_K800_SYSTEM_MEMORY_REG, + &sys_mem); + pci_read_config_byte(pdev, VIA_K800_VIDEO_MEMORY_REG, + &video_mem); + video_mem = (video_mem & 0x70) >> 4; + sys_mem_size = ((unsigned long)sys_mem) << 24; + if (video_mem != 0) + video_mem_size = (1 << (video_mem)) * 1024 * 1024; + else + video_mem_size = 0; + + vmem_starting_adr = sys_mem_size - video_mem_size; + pci_dev_put(pdev); + } + + DEBUG_MSG(KERN_INFO "Video Memory Starting Address = %lx \n", + vmem_starting_adr); + return vmem_starting_adr; +} diff --git a/drivers/video/via/iface.h b/drivers/video/via/iface.h new file mode 100644 index 00000000000..790ec3e3aea --- /dev/null +++ b/drivers/video/via/iface.h @@ -0,0 +1,38 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __IFACE_H__ +#define __IFACE_H__ + +#define Kb (1024) +#define Mb (Kb*Kb) + +#define VIA_K800_BRIDGE_VID 0x1106 +#define VIA_K800_BRIDGE_DID 0x3204 + +#define VIA_K800_SYSTEM_MEMORY_REG 0x47 +#define VIA_K800_VIDEO_MEMORY_REG 0xA1 + +extern int viafb_memsize; +unsigned int viafb_get_memsize(void); +unsigned long viafb_get_videobuf_addr(void); + +#endif /* __IFACE_H__ */ diff --git a/drivers/video/via/ioctl.c b/drivers/video/via/ioctl.c new file mode 100644 index 00000000000..da03c074e32 --- /dev/null +++ b/drivers/video/via/ioctl.c @@ -0,0 +1,112 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +int viafb_ioctl_get_viafb_info(u_long arg) +{ + struct viafb_ioctl_info viainfo; + + viainfo.viafb_id = VIAID; + viainfo.vendor_id = PCI_VIA_VENDOR_ID; + + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + viainfo.device_id = UNICHROME_CLE266_DID; + break; + + case UNICHROME_K400: + viainfo.device_id = UNICHROME_K400_DID; + break; + + case UNICHROME_K800: + viainfo.device_id = UNICHROME_K800_DID; + break; + + case UNICHROME_PM800: + viainfo.device_id = UNICHROME_PM800_DID; + break; + + case UNICHROME_CN700: + viainfo.device_id = UNICHROME_CN700_DID; + break; + + case UNICHROME_CX700: + viainfo.device_id = UNICHROME_CX700_DID; + break; + + case UNICHROME_K8M890: + viainfo.device_id = UNICHROME_K8M890_DID; + break; + + case UNICHROME_P4M890: + viainfo.device_id = UNICHROME_P4M890_DID; + break; + + case UNICHROME_P4M900: + viainfo.device_id = UNICHROME_P4M900_DID; + break; + } + + viainfo.version = VERSION_MAJOR; + viainfo.revision = VERSION_MINOR; + + if (copy_to_user((void __user *)arg, &viainfo, sizeof(viainfo))) + return -EFAULT; + + return 0; +} + +/* Hot-Plug Priority: DVI > CRT*/ +int viafb_ioctl_hotplug(int hres, int vres, int bpp) +{ + int DVIsense, status = 0; + DEBUG_MSG(KERN_INFO "viafb_ioctl_hotplug!!\n"); + + if (viaparinfo->chip_info->tmds_chip_info.tmds_chip_name != + NON_TMDS_TRANSMITTER) { + DVIsense = viafb_dvi_sense(); + + if (DVIsense) { + DEBUG_MSG(KERN_INFO "DVI Attached...\n"); + if (viafb_DeviceStatus != DVI_Device) { + viafb_DVI_ON = 1; + viafb_CRT_ON = 0; + viafb_LCD_ON = 0; + viafb_DeviceStatus = DVI_Device; + return viafb_DeviceStatus; + } + status = 1; + } else + DEBUG_MSG(KERN_INFO "DVI De-attached...\n"); + } + + if ((viafb_DeviceStatus != CRT_Device) && (status == 0)) { + viafb_CRT_ON = 1; + viafb_DVI_ON = 0; + viafb_LCD_ON = 0; + + viafb_DeviceStatus = CRT_Device; + return viafb_DeviceStatus; + } + + return 0; +} diff --git a/drivers/video/via/ioctl.h b/drivers/video/via/ioctl.h new file mode 100644 index 00000000000..842fe30b986 --- /dev/null +++ b/drivers/video/via/ioctl.h @@ -0,0 +1,210 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __IOCTL_H__ +#define __IOCTL_H__ + +#ifndef __user +#define __user +#endif + +/* VIAFB IOCTL definition */ +#define VIAFB_GET_INFO_SIZE 0x56494101 /* 'VIA\01' */ +#define VIAFB_GET_INFO 0x56494102 /* 'VIA\02' */ +#define VIAFB_HOTPLUG 0x56494103 /* 'VIA\03' */ +#define VIAFB_SET_HOTPLUG_FLAG 0x56494104 /* 'VIA\04' */ +#define VIAFB_GET_RESOLUTION 0x56494105 /* 'VIA\05' */ +#define VIAFB_GET_SAMM_INFO 0x56494107 /* 'VIA\07' */ +#define VIAFB_TURN_ON_OUTPUT_DEVICE 0x56494108 /* 'VIA\08' */ +#define VIAFB_TURN_OFF_OUTPUT_DEVICE 0x56494109 /* 'VIA\09' */ +#define VIAFB_SET_DEVICE 0x5649410A +#define VIAFB_GET_DEVICE 0x5649410B +#define VIAFB_GET_DRIVER_VERSION 0x56494112 /* 'VIA\12' */ +#define VIAFB_GET_CHIP_INFO 0x56494113 /* 'VIA\13' */ +#define VIAFB_SET_DEVICE_INFO 0x56494114 +#define VIAFB_GET_DEVICE_INFO 0x56494115 + +#define VIAFB_GET_DEVICE_SUPPORT 0x56494118 +#define VIAFB_GET_DEVICE_CONNECT 0x56494119 +#define VIAFB_GET_PANEL_SUPPORT_EXPAND 0x5649411A +#define VIAFB_GET_DRIVER_NAME 0x56494122 +#define VIAFB_GET_DEVICE_SUPPORT_STATE 0x56494123 +#define VIAFB_GET_GAMMA_LUT 0x56494124 +#define VIAFB_SET_GAMMA_LUT 0x56494125 +#define VIAFB_GET_GAMMA_SUPPORT_STATE 0x56494126 +#define VIAFB_SET_VIDEO_DEVICE 0x56494127 +#define VIAFB_GET_VIDEO_DEVICE 0x56494128 +#define VIAFB_SET_SECOND_MODE 0x56494129 +#define VIAFB_SYNC_SURFACE 0x56494130 +#define VIAFB_GET_DRIVER_CAPS 0x56494131 +#define VIAFB_GET_IGA_SCALING_INFO 0x56494132 +#define VIAFB_GET_PANEL_MAX_SIZE 0x56494133 +#define VIAFB_GET_PANEL_MAX_POSITION 0x56494134 +#define VIAFB_SET_PANEL_SIZE 0x56494135 +#define VIAFB_SET_PANEL_POSITION 0x56494136 +#define VIAFB_GET_PANEL_POSITION 0x56494137 +#define VIAFB_GET_PANEL_SIZE 0x56494138 + +#define None_Device 0x00 +#define CRT_Device 0x01 +#define LCD_Device 0x02 +#define DVI_Device 0x08 +#define CRT2_Device 0x10 +#define LCD2_Device 0x40 + +#define OP_LCD_CENTERING 0x01 +#define OP_LCD_PANEL_ID 0x02 +#define OP_LCD_MODE 0x03 + +/*SAMM operation flag*/ +#define OP_SAMM 0x80 + +#define LCD_PANEL_ID_MAXIMUM 22 + +#define STATE_ON 0x1 +#define STATE_OFF 0x0 +#define STATE_DEFAULT 0xFFFF + +#define MAX_ACTIVE_DEV_NUM 2 + +struct device_t { + unsigned short crt:1; + unsigned short dvi:1; + unsigned short lcd:1; + unsigned short samm:1; + unsigned short lcd_dsp_cent:1; + unsigned char lcd_mode:1; + unsigned short epia_dvi:1; + unsigned short lcd_dual_edge:1; + unsigned short lcd2:1; + + unsigned short primary_dev; + unsigned char lcd_panel_id; + unsigned short xres, yres; + unsigned short xres1, yres1; + unsigned short refresh; + unsigned short bpp; + unsigned short refresh1; + unsigned short bpp1; + unsigned short sequence; + unsigned short bus_width; +}; + +struct viafb_ioctl_info { + u32 viafb_id; /* for identifying viafb */ +#define VIAID 0x56494146 /* Identify myself with 'VIAF' */ + u16 vendor_id; + u16 device_id; + u8 version; + u8 revision; + u8 reserved[246]; /* for future use */ +}; + +struct viafb_ioctl_mode { + u32 xres; + u32 yres; + u32 refresh; + u32 bpp; + u32 xres_sec; + u32 yres_sec; + u32 virtual_xres_sec; + u32 virtual_yres_sec; + u32 refresh_sec; + u32 bpp_sec; +}; +struct viafb_ioctl_samm { + u32 samm_status; + u32 size_prim; + u32 size_sec; + u32 mem_base; + u32 offset_sec; +}; + +struct viafb_driver_version { + int iMajorNum; + int iKernelNum; + int iOSNum; + int iMinorNum; +}; + +struct viafb_ioctl_lcd_attribute { + unsigned int panel_id; + unsigned int display_center; + unsigned int lcd_mode; +}; + +struct viafb_ioctl_setting { + /* Enable or disable active devices */ + unsigned short device_flag; + /* Indicate which device should be turn on or turn off. */ + unsigned short device_status; + unsigned int reserved; + /* Indicate which LCD's attribute can be changed. */ + unsigned short lcd_operation_flag; + /* 1: SAMM ON 0: SAMM OFF */ + unsigned short samm_status; + /* horizontal resolution of first device */ + unsigned short first_dev_hor_res; + /* vertical resolution of first device */ + unsigned short first_dev_ver_res; + /* horizontal resolution of second device */ + unsigned short second_dev_hor_res; + /* vertical resolution of second device */ + unsigned short second_dev_ver_res; + /* refresh rate of first device */ + unsigned short first_dev_refresh; + /* bpp of first device */ + unsigned short first_dev_bpp; + /* refresh rate of second device */ + unsigned short second_dev_refresh; + /* bpp of second device */ + unsigned short second_dev_bpp; + /* Indicate which device are primary display device. */ + unsigned int primary_device; + /* Indicate which device will show video. only valid in duoview mode */ + unsigned int video_device_status; + unsigned int struct_reserved[34]; + struct viafb_ioctl_lcd_attribute lcd_attributes; +}; + +struct _UTFunctionCaps { + unsigned int dw3DScalingState; + unsigned int reserved[31]; +}; + +struct _POSITIONVALUE { + unsigned int dwX; + unsigned int dwY; +}; + +struct _panel_size_pos_info { + unsigned int device_type; + int x; + int y; +}; + +extern int viafb_LCD_ON; +extern int viafb_DVI_ON; + +int viafb_ioctl_get_viafb_info(u_long arg); +int viafb_ioctl_hotplug(int hres, int vres, int bpp); + +#endif /* __IOCTL_H__ */ diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c new file mode 100644 index 00000000000..6c7290a6a44 --- /dev/null +++ b/drivers/video/via/lcd.c @@ -0,0 +1,1821 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" +#include "lcdtbl.h" + +static struct iga2_shadow_crtc_timing iga2_shadow_crtc_reg = { + /* IGA2 Shadow Horizontal Total */ + {IGA2_SHADOW_HOR_TOTAL_REG_NUM, {{CR6D, 0, 7}, {CR71, 3, 3} } }, + /* IGA2 Shadow Horizontal Blank End */ + {IGA2_SHADOW_HOR_BLANK_END_REG_NUM, {{CR6E, 0, 7} } }, + /* IGA2 Shadow Vertical Total */ + {IGA2_SHADOW_VER_TOTAL_REG_NUM, {{CR6F, 0, 7}, {CR71, 0, 2} } }, + /* IGA2 Shadow Vertical Addressable Video */ + {IGA2_SHADOW_VER_ADDR_REG_NUM, {{CR70, 0, 7}, {CR71, 4, 6} } }, + /* IGA2 Shadow Vertical Blank Start */ + {IGA2_SHADOW_VER_BLANK_START_REG_NUM, + {{CR72, 0, 7}, {CR74, 4, 6} } }, + /* IGA2 Shadow Vertical Blank End */ + {IGA2_SHADOW_VER_BLANK_END_REG_NUM, {{CR73, 0, 7}, {CR74, 0, 2} } }, + /* IGA2 Shadow Vertical Sync Start */ + {IGA2_SHADOW_VER_SYNC_START_REG_NUM, {{CR75, 0, 7}, {CR76, 4, 6} } }, + /* IGA2 Shadow Vertical Sync End */ + {IGA2_SHADOW_VER_SYNC_END_REG_NUM, {{CR76, 0, 3} } } +}; + +static struct _lcd_scaling_factor lcd_scaling_factor = { + /* LCD Horizontal Scaling Factor Register */ + {LCD_HOR_SCALING_FACTOR_REG_NUM, + {{CR9F, 0, 1}, {CR77, 0, 7}, {CR79, 4, 5} } }, + /* LCD Vertical Scaling Factor Register */ + {LCD_VER_SCALING_FACTOR_REG_NUM, + {{CR79, 3, 3}, {CR78, 0, 7}, {CR79, 6, 7} } } +}; +static struct _lcd_scaling_factor lcd_scaling_factor_CLE = { + /* LCD Horizontal Scaling Factor Register */ + {LCD_HOR_SCALING_FACTOR_REG_NUM_CLE, {{CR77, 0, 7}, {CR79, 4, 5} } }, + /* LCD Vertical Scaling Factor Register */ + {LCD_VER_SCALING_FACTOR_REG_NUM_CLE, {{CR78, 0, 7}, {CR79, 6, 7} } } +}; + +static int check_lvds_chip(int device_id_subaddr, int device_id); +static bool lvds_identify_integratedlvds(void); +static int fp_id_to_vindex(int panel_id); +static int lvds_register_read(int index); +static void load_lcd_scaling(int set_hres, int set_vres, int panel_hres, + int panel_vres); +static void load_lcd_k400_patch_tbl(int set_hres, int set_vres, + int panel_id); +static void load_lcd_p880_patch_tbl(int set_hres, int set_vres, + int panel_id); +static void load_lcd_patch_regs(int set_hres, int set_vres, + int panel_id, int set_iga); +static void via_pitch_alignment_patch_lcd( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information + *plvds_chip_info); +static void lcd_patch_skew_dvp0(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +static void lcd_patch_skew_dvp1(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +static void lcd_patch_skew(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information *plvds_chip_info); + +static void integrated_lvds_disable(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +static void integrated_lvds_enable(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +static void lcd_powersequence_off(void); +static void lcd_powersequence_on(void); +static void fill_lcd_format(void); +static void check_diport_of_integrated_lvds( + struct lvds_chip_information *plvds_chip_info, + struct lvds_setting_information + *plvds_setting_info); +static struct display_timing lcd_centering_timging(struct display_timing + mode_crt_reg, + struct display_timing panel_crt_reg); +static void load_crtc_shadow_timing(struct display_timing mode_timing, + struct display_timing panel_timing); +static void viafb_load_scaling_factor_for_p4m900(int set_hres, + int set_vres, int panel_hres, int panel_vres); + +static int check_lvds_chip(int device_id_subaddr, int device_id) +{ + if (lvds_register_read(device_id_subaddr) == device_id) + return OK; + else + return FAIL; +} + +void viafb_init_lcd_size(void) +{ + DEBUG_MSG(KERN_INFO "viafb_init_lcd_size()\n"); + DEBUG_MSG(KERN_INFO + "viaparinfo->lvds_setting_info->get_lcd_size_method %d\n", + viaparinfo->lvds_setting_info->get_lcd_size_method); + + switch (viaparinfo->lvds_setting_info->get_lcd_size_method) { + case GET_LCD_SIZE_BY_SYSTEM_BIOS: + break; + case GET_LCD_SZIE_BY_HW_STRAPPING: + break; + case GET_LCD_SIZE_BY_VGA_BIOS: + DEBUG_MSG(KERN_INFO "Get LCD Size method by VGA BIOS !!\n"); + viaparinfo->lvds_setting_info->lcd_panel_size = + fp_id_to_vindex(viafb_lcd_panel_id); + DEBUG_MSG(KERN_INFO "LCD Panel_ID = %d\n", + viaparinfo->lvds_setting_info->lcd_panel_id); + DEBUG_MSG(KERN_INFO "LCD Panel Size = %d\n", + viaparinfo->lvds_setting_info->lcd_panel_size); + break; + case GET_LCD_SIZE_BY_USER_SETTING: + DEBUG_MSG(KERN_INFO "Get LCD Size method by user setting !!\n"); + viaparinfo->lvds_setting_info->lcd_panel_size = + fp_id_to_vindex(viafb_lcd_panel_id); + DEBUG_MSG(KERN_INFO "LCD Panel_ID = %d\n", + viaparinfo->lvds_setting_info->lcd_panel_id); + DEBUG_MSG(KERN_INFO "LCD Panel Size = %d\n", + viaparinfo->lvds_setting_info->lcd_panel_size); + break; + default: + DEBUG_MSG(KERN_INFO "viafb_init_lcd_size fail\n"); + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID1_800X600; + viaparinfo->lvds_setting_info->lcd_panel_size = + fp_id_to_vindex(LCD_PANEL_ID1_800X600); + } + viaparinfo->lvds_setting_info2->lcd_panel_id = + viaparinfo->lvds_setting_info->lcd_panel_id; + viaparinfo->lvds_setting_info2->lcd_panel_size = + viaparinfo->lvds_setting_info->lcd_panel_size; + viaparinfo->lvds_setting_info2->lcd_panel_hres = + viaparinfo->lvds_setting_info->lcd_panel_hres; + viaparinfo->lvds_setting_info2->lcd_panel_vres = + viaparinfo->lvds_setting_info->lcd_panel_vres; + viaparinfo->lvds_setting_info2->device_lcd_dualedge = + viaparinfo->lvds_setting_info->device_lcd_dualedge; + viaparinfo->lvds_setting_info2->LCDDithering = + viaparinfo->lvds_setting_info->LCDDithering; +} + +static bool lvds_identify_integratedlvds(void) +{ + if (viafb_display_hardware_layout == HW_LAYOUT_LCD_EXTERNAL_LCD2) { + /* Two dual channel LCD (Internal LVDS + External LVDS): */ + /* If we have an external LVDS, such as VT1636, we should + have its chip ID already. */ + if (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { + viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name = + INTEGRATED_LVDS; + DEBUG_MSG(KERN_INFO "Support two dual channel LVDS!\ + (Internal LVDS + External LVDS)\n"); + } else { + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = + INTEGRATED_LVDS; + DEBUG_MSG(KERN_INFO "Not found external LVDS,\ + so can't support two dual channel LVDS!\n"); + } + } else if (viafb_display_hardware_layout == HW_LAYOUT_LCD1_LCD2) { + /* Two single channel LCD (Internal LVDS + Internal LVDS): */ + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = + INTEGRATED_LVDS; + viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name = + INTEGRATED_LVDS; + DEBUG_MSG(KERN_INFO "Support two single channel LVDS!\ + (Internal LVDS + Internal LVDS)\n"); + } else if (viafb_display_hardware_layout != HW_LAYOUT_DVI_ONLY) { + /* If we have found external LVDS, just use it, + otherwise, we will use internal LVDS as default. */ + if (!viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = + INTEGRATED_LVDS; + DEBUG_MSG(KERN_INFO "Found Integrated LVDS!\n"); + } + } else { + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = + NON_LVDS_TRANSMITTER; + DEBUG_MSG(KERN_INFO "Do not support LVDS!\n"); + return false; + } + + return true; +} + +int viafb_lvds_trasmitter_identify(void) +{ + viaparinfo->i2c_stuff.i2c_port = I2CPORTINDEX; + if (viafb_lvds_identify_vt1636()) { + viaparinfo->chip_info->lvds_chip_info.i2c_port = I2CPORTINDEX; + DEBUG_MSG(KERN_INFO + "Found VIA VT1636 LVDS on port i2c 0x31 \n"); + } else { + viaparinfo->i2c_stuff.i2c_port = GPIOPORTINDEX; + if (viafb_lvds_identify_vt1636()) { + viaparinfo->chip_info->lvds_chip_info.i2c_port = + GPIOPORTINDEX; + DEBUG_MSG(KERN_INFO + "Found VIA VT1636 LVDS on port gpio 0x2c \n"); + } + } + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) + lvds_identify_integratedlvds(); + + if (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) + return true; + /* Check for VT1631: */ + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = VT1631_LVDS; + viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr = + VT1631_LVDS_I2C_ADDR; + + if (check_lvds_chip(VT1631_DEVICE_ID_REG, VT1631_DEVICE_ID) != FAIL) { + DEBUG_MSG(KERN_INFO "\n VT1631 LVDS ! \n"); + DEBUG_MSG(KERN_INFO "\n %2d", + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name); + DEBUG_MSG(KERN_INFO "\n %2d", + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name); + return OK; + } + + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = + NON_LVDS_TRANSMITTER; + viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr = + VT1631_LVDS_I2C_ADDR; + return FAIL; +} + +static int fp_id_to_vindex(int panel_id) +{ + DEBUG_MSG(KERN_INFO "fp_get_panel_id()\n"); + + if (panel_id > LCD_PANEL_ID_MAXIMUM) + viafb_lcd_panel_id = panel_id = + viafb_read_reg(VIACR, CR3F) & 0x0F; + + switch (panel_id) { + case 0x0: + viaparinfo->lvds_setting_info->lcd_panel_hres = 640; + viaparinfo->lvds_setting_info->lcd_panel_vres = 480; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID0_640X480; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_640X480; + break; + case 0x1: + viaparinfo->lvds_setting_info->lcd_panel_hres = 800; + viaparinfo->lvds_setting_info->lcd_panel_vres = 600; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID1_800X600; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_800X600; + break; + case 0x2: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1024; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID2_1024X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1024X768; + break; + case 0x3: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1280; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID3_1280X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1280X768; + break; + case 0x4: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1280; + viaparinfo->lvds_setting_info->lcd_panel_vres = 1024; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID4_1280X1024; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1280X1024; + break; + case 0x5: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1400; + viaparinfo->lvds_setting_info->lcd_panel_vres = 1050; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID5_1400X1050; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1400X1050; + break; + case 0x6: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1600; + viaparinfo->lvds_setting_info->lcd_panel_vres = 1200; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID6_1600X1200; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1600X1200; + break; + case 0x8: + viaparinfo->lvds_setting_info->lcd_panel_hres = 800; + viaparinfo->lvds_setting_info->lcd_panel_vres = 480; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_IDA_800X480; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_800X480; + break; + case 0x9: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1024; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID2_1024X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1024X768; + break; + case 0xA: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1024; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID2_1024X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1024X768; + break; + case 0xB: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1024; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID2_1024X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1024X768; + break; + case 0xC: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1280; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID3_1280X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1280X768; + break; + case 0xD: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1280; + viaparinfo->lvds_setting_info->lcd_panel_vres = 1024; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID4_1280X1024; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1280X1024; + break; + case 0xE: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1400; + viaparinfo->lvds_setting_info->lcd_panel_vres = 1050; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID5_1400X1050; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1400X1050; + break; + case 0xF: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1600; + viaparinfo->lvds_setting_info->lcd_panel_vres = 1200; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID6_1600X1200; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1600X1200; + break; + case 0x10: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1366; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID7_1366X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1368X768; + break; + case 0x11: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1024; + viaparinfo->lvds_setting_info->lcd_panel_vres = 600; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID8_1024X600; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1024X600; + break; + case 0x12: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1280; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID3_1280X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1280X768; + break; + case 0x13: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1280; + viaparinfo->lvds_setting_info->lcd_panel_vres = 800; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID9_1280X800; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_1280X800; + break; + case 0x14: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1360; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_IDB_1360X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1360X768; + break; + case 0x15: + viaparinfo->lvds_setting_info->lcd_panel_hres = 1280; + viaparinfo->lvds_setting_info->lcd_panel_vres = 768; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID3_1280X768; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 1; + viaparinfo->lvds_setting_info->LCDDithering = 0; + return VIA_RES_1280X768; + break; + case 0x16: + viaparinfo->lvds_setting_info->lcd_panel_hres = 480; + viaparinfo->lvds_setting_info->lcd_panel_vres = 640; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_IDC_480X640; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_480X640; + break; + default: + viaparinfo->lvds_setting_info->lcd_panel_hres = 800; + viaparinfo->lvds_setting_info->lcd_panel_vres = 600; + viaparinfo->lvds_setting_info->lcd_panel_id = + LCD_PANEL_ID1_800X600; + viaparinfo->lvds_setting_info->device_lcd_dualedge = 0; + viaparinfo->lvds_setting_info->LCDDithering = 1; + return VIA_RES_800X600; + } +} + +static int lvds_register_read(int index) +{ + u8 data; + + viaparinfo->i2c_stuff.i2c_port = GPIOPORTINDEX; + viafb_i2c_readbyte((u8) viaparinfo->chip_info-> + lvds_chip_info.lvds_chip_slave_addr, + (u8) index, &data); + return data; +} + +static void load_lcd_scaling(int set_hres, int set_vres, int panel_hres, + int panel_vres) +{ + int reg_value = 0; + int viafb_load_reg_num; + struct io_register *reg = NULL; + + DEBUG_MSG(KERN_INFO "load_lcd_scaling()!!\n"); + + /* LCD Scaling Enable */ + viafb_write_reg_mask(CR79, VIACR, 0x07, BIT0 + BIT1 + BIT2); + if (UNICHROME_P4M900 == viaparinfo->chip_info->gfx_chip_name) { + viafb_load_scaling_factor_for_p4m900(set_hres, set_vres, + panel_hres, panel_vres); + return; + } + + /* Check if expansion for horizontal */ + if (set_hres != panel_hres) { + /* Load Horizontal Scaling Factor */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + reg_value = + CLE266_LCD_HOR_SCF_FORMULA(set_hres, panel_hres); + viafb_load_reg_num = + lcd_scaling_factor_CLE.lcd_hor_scaling_factor. + reg_num; + reg = lcd_scaling_factor_CLE.lcd_hor_scaling_factor.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + break; + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + reg_value = + K800_LCD_HOR_SCF_FORMULA(set_hres, panel_hres); + /* Horizontal scaling enabled */ + viafb_write_reg_mask(CRA2, VIACR, 0xC0, BIT7 + BIT6); + viafb_load_reg_num = + lcd_scaling_factor.lcd_hor_scaling_factor.reg_num; + reg = lcd_scaling_factor.lcd_hor_scaling_factor.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + break; + } + + DEBUG_MSG(KERN_INFO "Horizontal Scaling value = %d", reg_value); + } else { + /* Horizontal scaling disabled */ + viafb_write_reg_mask(CRA2, VIACR, 0x00, BIT7); + } + + /* Check if expansion for vertical */ + if (set_vres != panel_vres) { + /* Load Vertical Scaling Factor */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + reg_value = + CLE266_LCD_VER_SCF_FORMULA(set_vres, panel_vres); + viafb_load_reg_num = + lcd_scaling_factor_CLE.lcd_ver_scaling_factor. + reg_num; + reg = lcd_scaling_factor_CLE.lcd_ver_scaling_factor.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + break; + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + reg_value = + K800_LCD_VER_SCF_FORMULA(set_vres, panel_vres); + /* Vertical scaling enabled */ + viafb_write_reg_mask(CRA2, VIACR, 0x08, BIT3); + viafb_load_reg_num = + lcd_scaling_factor.lcd_ver_scaling_factor.reg_num; + reg = lcd_scaling_factor.lcd_ver_scaling_factor.reg; + viafb_load_reg(reg_value, + viafb_load_reg_num, reg, VIACR); + break; + } + + DEBUG_MSG(KERN_INFO "Vertical Scaling value = %d", reg_value); + } else { + /* Vertical scaling disabled */ + viafb_write_reg_mask(CRA2, VIACR, 0x00, BIT3); + } +} + +static void load_lcd_k400_patch_tbl(int set_hres, int set_vres, + int panel_id) +{ + int vmode_index; + int reg_num = 0; + struct io_reg *lcd_patch_reg = NULL; + + if (viaparinfo->lvds_setting_info->iga_path == IGA2) + vmode_index = viafb_get_mode_index(set_hres, set_vres, 1); + else + vmode_index = viafb_get_mode_index(set_hres, set_vres, 0); + switch (panel_id) { + /* LCD 800x600 */ + case LCD_PANEL_ID1_800X600: + switch (vmode_index) { + case VIA_RES_640X400: + case VIA_RES_640X480: + reg_num = NUM_TOTAL_K400_LCD_RES_6X4_8X6; + lcd_patch_reg = K400_LCD_RES_6X4_8X6; + break; + case VIA_RES_720X480: + case VIA_RES_720X576: + reg_num = NUM_TOTAL_K400_LCD_RES_7X4_8X6; + lcd_patch_reg = K400_LCD_RES_7X4_8X6; + break; + } + break; + + /* LCD 1024x768 */ + case LCD_PANEL_ID2_1024X768: + switch (vmode_index) { + case VIA_RES_640X400: + case VIA_RES_640X480: + reg_num = NUM_TOTAL_K400_LCD_RES_6X4_10X7; + lcd_patch_reg = K400_LCD_RES_6X4_10X7; + break; + case VIA_RES_720X480: + case VIA_RES_720X576: + reg_num = NUM_TOTAL_K400_LCD_RES_7X4_10X7; + lcd_patch_reg = K400_LCD_RES_7X4_10X7; + break; + case VIA_RES_800X600: + reg_num = NUM_TOTAL_K400_LCD_RES_8X6_10X7; + lcd_patch_reg = K400_LCD_RES_8X6_10X7; + break; + } + break; + + /* LCD 1280x1024 */ + case LCD_PANEL_ID4_1280X1024: + switch (vmode_index) { + case VIA_RES_640X400: + case VIA_RES_640X480: + reg_num = NUM_TOTAL_K400_LCD_RES_6X4_12X10; + lcd_patch_reg = K400_LCD_RES_6X4_12X10; + break; + case VIA_RES_720X480: + case VIA_RES_720X576: + reg_num = NUM_TOTAL_K400_LCD_RES_7X4_12X10; + lcd_patch_reg = K400_LCD_RES_7X4_12X10; + break; + case VIA_RES_800X600: + reg_num = NUM_TOTAL_K400_LCD_RES_8X6_12X10; + lcd_patch_reg = K400_LCD_RES_8X6_12X10; + break; + case VIA_RES_1024X768: + reg_num = NUM_TOTAL_K400_LCD_RES_10X7_12X10; + lcd_patch_reg = K400_LCD_RES_10X7_12X10; + break; + + } + break; + + /* LCD 1400x1050 */ + case LCD_PANEL_ID5_1400X1050: + switch (vmode_index) { + case VIA_RES_640X480: + reg_num = NUM_TOTAL_K400_LCD_RES_6X4_14X10; + lcd_patch_reg = K400_LCD_RES_6X4_14X10; + break; + case VIA_RES_800X600: + reg_num = NUM_TOTAL_K400_LCD_RES_8X6_14X10; + lcd_patch_reg = K400_LCD_RES_8X6_14X10; + break; + case VIA_RES_1024X768: + reg_num = NUM_TOTAL_K400_LCD_RES_10X7_14X10; + lcd_patch_reg = K400_LCD_RES_10X7_14X10; + break; + case VIA_RES_1280X768: + case VIA_RES_1280X800: + case VIA_RES_1280X960: + case VIA_RES_1280X1024: + reg_num = NUM_TOTAL_K400_LCD_RES_12X10_14X10; + lcd_patch_reg = K400_LCD_RES_12X10_14X10; + break; + } + break; + + /* LCD 1600x1200 */ + case LCD_PANEL_ID6_1600X1200: + switch (vmode_index) { + case VIA_RES_640X400: + case VIA_RES_640X480: + reg_num = NUM_TOTAL_K400_LCD_RES_6X4_16X12; + lcd_patch_reg = K400_LCD_RES_6X4_16X12; + break; + case VIA_RES_720X480: + case VIA_RES_720X576: + reg_num = NUM_TOTAL_K400_LCD_RES_7X4_16X12; + lcd_patch_reg = K400_LCD_RES_7X4_16X12; + break; + case VIA_RES_800X600: + reg_num = NUM_TOTAL_K400_LCD_RES_8X6_16X12; + lcd_patch_reg = K400_LCD_RES_8X6_16X12; + break; + case VIA_RES_1024X768: + reg_num = NUM_TOTAL_K400_LCD_RES_10X7_16X12; + lcd_patch_reg = K400_LCD_RES_10X7_16X12; + break; + case VIA_RES_1280X768: + case VIA_RES_1280X800: + case VIA_RES_1280X960: + case VIA_RES_1280X1024: + reg_num = NUM_TOTAL_K400_LCD_RES_12X10_16X12; + lcd_patch_reg = K400_LCD_RES_12X10_16X12; + break; + } + break; + + /* LCD 1366x768 */ + case LCD_PANEL_ID7_1366X768: + switch (vmode_index) { + case VIA_RES_640X480: + reg_num = NUM_TOTAL_K400_LCD_RES_6X4_1366X7; + lcd_patch_reg = K400_LCD_RES_6X4_1366X7; + break; + case VIA_RES_720X480: + case VIA_RES_720X576: + reg_num = NUM_TOTAL_K400_LCD_RES_7X4_1366X7; + lcd_patch_reg = K400_LCD_RES_7X4_1366X7; + break; + case VIA_RES_800X600: + reg_num = NUM_TOTAL_K400_LCD_RES_8X6_1366X7; + lcd_patch_reg = K400_LCD_RES_8X6_1366X7; + break; + case VIA_RES_1024X768: + reg_num = NUM_TOTAL_K400_LCD_RES_10X7_1366X7; + lcd_patch_reg = K400_LCD_RES_10X7_1366X7; + break; + case VIA_RES_1280X768: + case VIA_RES_1280X800: + case VIA_RES_1280X960: + case VIA_RES_1280X1024: + reg_num = NUM_TOTAL_K400_LCD_RES_12X10_1366X7; + lcd_patch_reg = K400_LCD_RES_12X10_1366X7; + break; + } + break; + + /* LCD 1360x768 */ + case LCD_PANEL_IDB_1360X768: + break; + } + if (reg_num != 0) { + /* H.W. Reset : ON */ + viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7); + + viafb_write_regx(lcd_patch_reg, reg_num); + + /* H.W. Reset : OFF */ + viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7); + + /* Reset PLL */ + viafb_write_reg_mask(SR40, VIASR, 0x02, BIT1); + viafb_write_reg_mask(SR40, VIASR, 0x00, BIT1); + + /* Fire! */ + outb(inb(VIARMisc) | (BIT2 + BIT3), VIAWMisc); + } +} + +static void load_lcd_p880_patch_tbl(int set_hres, int set_vres, + int panel_id) +{ + int vmode_index; + int reg_num = 0; + struct io_reg *lcd_patch_reg = NULL; + + if (viaparinfo->lvds_setting_info->iga_path == IGA2) + vmode_index = viafb_get_mode_index(set_hres, set_vres, 1); + else + vmode_index = viafb_get_mode_index(set_hres, set_vres, 0); + + switch (panel_id) { + case LCD_PANEL_ID5_1400X1050: + switch (vmode_index) { + case VIA_RES_640X480: + reg_num = NUM_TOTAL_P880_LCD_RES_6X4_14X10; + lcd_patch_reg = P880_LCD_RES_6X4_14X10; + break; + case VIA_RES_800X600: + reg_num = NUM_TOTAL_P880_LCD_RES_8X6_14X10; + lcd_patch_reg = P880_LCD_RES_8X6_14X10; + break; + } + break; + case LCD_PANEL_ID6_1600X1200: + switch (vmode_index) { + case VIA_RES_640X400: + case VIA_RES_640X480: + reg_num = NUM_TOTAL_P880_LCD_RES_6X4_16X12; + lcd_patch_reg = P880_LCD_RES_6X4_16X12; + break; + case VIA_RES_720X480: + case VIA_RES_720X576: + reg_num = NUM_TOTAL_P880_LCD_RES_7X4_16X12; + lcd_patch_reg = P880_LCD_RES_7X4_16X12; + break; + case VIA_RES_800X600: + reg_num = NUM_TOTAL_P880_LCD_RES_8X6_16X12; + lcd_patch_reg = P880_LCD_RES_8X6_16X12; + break; + case VIA_RES_1024X768: + reg_num = NUM_TOTAL_P880_LCD_RES_10X7_16X12; + lcd_patch_reg = P880_LCD_RES_10X7_16X12; + break; + case VIA_RES_1280X768: + case VIA_RES_1280X960: + case VIA_RES_1280X1024: + reg_num = NUM_TOTAL_P880_LCD_RES_12X10_16X12; + lcd_patch_reg = P880_LCD_RES_12X10_16X12; + break; + } + break; + + } + if (reg_num != 0) { + /* H.W. Reset : ON */ + viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7); + + viafb_write_regx(lcd_patch_reg, reg_num); + + /* H.W. Reset : OFF */ + viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7); + + /* Reset PLL */ + viafb_write_reg_mask(SR40, VIASR, 0x02, BIT1); + viafb_write_reg_mask(SR40, VIASR, 0x00, BIT1); + + /* Fire! */ + outb(inb(VIARMisc) | (BIT2 + BIT3), VIAWMisc); + } +} + +static void load_lcd_patch_regs(int set_hres, int set_vres, + int panel_id, int set_iga) +{ + int vmode_index; + + if (viaparinfo->lvds_setting_info->iga_path == IGA2) + vmode_index = viafb_get_mode_index(set_hres, set_vres, 1); + else + vmode_index = viafb_get_mode_index(set_hres, set_vres, 0); + + viafb_unlock_crt(); + + /* Patch for simultaneous & Expansion */ + if ((set_iga == IGA1_IGA2) && + (viaparinfo->lvds_setting_info->display_method == + LCD_EXPANDSION)) { + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + load_lcd_k400_patch_tbl(set_hres, set_vres, panel_id); + break; + case UNICHROME_K800: + break; + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + load_lcd_p880_patch_tbl(set_hres, set_vres, panel_id); + } + } + + viafb_lock_crt(); +} + +static void via_pitch_alignment_patch_lcd( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information + *plvds_chip_info) +{ + unsigned char cr13, cr35, cr65, cr66, cr67; + unsigned long dwScreenPitch = 0; + unsigned long dwPitch; + + dwPitch = plvds_setting_info->h_active * (plvds_setting_info->bpp >> 3); + if (dwPitch & 0x1F) { + dwScreenPitch = ((dwPitch + 31) & ~31) >> 3; + if (plvds_setting_info->iga_path == IGA2) { + if (plvds_setting_info->bpp > 8) { + cr66 = (unsigned char)(dwScreenPitch & 0xFF); + viafb_write_reg(CR66, VIACR, cr66); + cr67 = viafb_read_reg(VIACR, CR67) & 0xFC; + cr67 |= + (unsigned + char)((dwScreenPitch & 0x300) >> 8); + viafb_write_reg(CR67, VIACR, cr67); + } + + /* Fetch Count */ + cr67 = viafb_read_reg(VIACR, CR67) & 0xF3; + cr67 |= (unsigned char)((dwScreenPitch & 0x600) >> 7); + viafb_write_reg(CR67, VIACR, cr67); + cr65 = (unsigned char)((dwScreenPitch >> 1) & 0xFF); + cr65 += 2; + viafb_write_reg(CR65, VIACR, cr65); + } else { + if (plvds_setting_info->bpp > 8) { + cr13 = (unsigned char)(dwScreenPitch & 0xFF); + viafb_write_reg(CR13, VIACR, cr13); + cr35 = viafb_read_reg(VIACR, CR35) & 0x1F; + cr35 |= + (unsigned + char)((dwScreenPitch & 0x700) >> 3); + viafb_write_reg(CR35, VIACR, cr35); + } + } + } +} +static void lcd_patch_skew_dvp0(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + if (VT1636_LVDS == plvds_chip_info->lvds_chip_name) { + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_P4M900: + viafb_vt1636_patch_skew_on_vt3364(plvds_setting_info, + plvds_chip_info); + break; + case UNICHROME_P4M890: + viafb_vt1636_patch_skew_on_vt3327(plvds_setting_info, + plvds_chip_info); + break; + } + } +} +static void lcd_patch_skew_dvp1(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + if (VT1636_LVDS == plvds_chip_info->lvds_chip_name) { + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CX700: + viafb_vt1636_patch_skew_on_vt3324(plvds_setting_info, + plvds_chip_info); + break; + } + } +} +static void lcd_patch_skew(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information *plvds_chip_info) +{ + DEBUG_MSG(KERN_INFO "lcd_patch_skew\n"); + switch (plvds_chip_info->output_interface) { + case INTERFACE_DVP0: + lcd_patch_skew_dvp0(plvds_setting_info, plvds_chip_info); + break; + case INTERFACE_DVP1: + lcd_patch_skew_dvp1(plvds_setting_info, plvds_chip_info); + break; + case INTERFACE_DFP_LOW: + if (UNICHROME_P4M900 == viaparinfo->chip_info->gfx_chip_name) { + viafb_write_reg_mask(CR99, VIACR, 0x08, + BIT0 + BIT1 + BIT2 + BIT3); + } + break; + } +} + +/* LCD Set Mode */ +void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table, + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + int video_index = plvds_setting_info->lcd_panel_size; + int set_iga = plvds_setting_info->iga_path; + int mode_bpp = plvds_setting_info->bpp; + int viafb_load_reg_num = 0; + int reg_value = 0; + int set_hres, set_vres; + int panel_hres, panel_vres; + u32 pll_D_N; + int offset; + struct io_register *reg = NULL; + struct display_timing mode_crt_reg, panel_crt_reg; + struct crt_mode_table *panel_crt_table = NULL; + struct VideoModeTable *vmode_tbl = NULL; + + DEBUG_MSG(KERN_INFO "viafb_lcd_set_mode!!\n"); + /* Get mode table */ + mode_crt_reg = mode_crt_table->crtc; + /* Get panel table Pointer */ + vmode_tbl = viafb_get_modetbl_pointer(video_index); + panel_crt_table = vmode_tbl->crtc; + panel_crt_reg = panel_crt_table->crtc; + DEBUG_MSG(KERN_INFO "bellow viafb_lcd_set_mode!!\n"); + set_hres = plvds_setting_info->h_active; + set_vres = plvds_setting_info->v_active; + panel_hres = plvds_setting_info->lcd_panel_hres; + panel_vres = plvds_setting_info->lcd_panel_vres; + if (VT1636_LVDS == plvds_chip_info->lvds_chip_name) + viafb_init_lvds_vt1636(plvds_setting_info, plvds_chip_info); + plvds_setting_info->vclk = panel_crt_table->clk; + if (set_iga == IGA1) { + /* IGA1 doesn't have LCD scaling, so set it as centering. */ + viafb_load_crtc_timing(lcd_centering_timging + (mode_crt_reg, panel_crt_reg), IGA1); + } else { + /* Expansion */ + if ((plvds_setting_info->display_method == + LCD_EXPANDSION) & ((set_hres != panel_hres) + || (set_vres != panel_vres))) { + /* expansion timing IGA2 loaded panel set timing*/ + viafb_load_crtc_timing(panel_crt_reg, IGA2); + DEBUG_MSG(KERN_INFO "viafb_load_crtc_timing!!\n"); + load_lcd_scaling(set_hres, set_vres, panel_hres, + panel_vres); + DEBUG_MSG(KERN_INFO "load_lcd_scaling!!\n"); + } else { /* Centering */ + /* centering timing IGA2 always loaded panel + and mode releative timing */ + viafb_load_crtc_timing(lcd_centering_timging + (mode_crt_reg, panel_crt_reg), IGA2); + viafb_write_reg_mask(CR79, VIACR, 0x00, + BIT0 + BIT1 + BIT2); + /* LCD scaling disabled */ + } + } + + if (set_iga == IGA1_IGA2) { + load_crtc_shadow_timing(mode_crt_reg, panel_crt_reg); + /* Fill shadow registers */ + + switch (plvds_setting_info->lcd_panel_id) { + case LCD_PANEL_ID0_640X480: + offset = 80; + break; + case LCD_PANEL_ID1_800X600: + case LCD_PANEL_IDA_800X480: + offset = 110; + break; + case LCD_PANEL_ID2_1024X768: + offset = 150; + break; + case LCD_PANEL_ID3_1280X768: + case LCD_PANEL_ID4_1280X1024: + case LCD_PANEL_ID5_1400X1050: + case LCD_PANEL_ID9_1280X800: + offset = 190; + break; + case LCD_PANEL_ID6_1600X1200: + offset = 250; + break; + case LCD_PANEL_ID7_1366X768: + case LCD_PANEL_IDB_1360X768: + offset = 212; + break; + default: + offset = 140; + break; + } + + /* Offset for simultaneous */ + reg_value = offset; + viafb_load_reg_num = offset_reg.iga2_offset_reg.reg_num; + reg = offset_reg.iga2_offset_reg.reg; + viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR); + DEBUG_MSG(KERN_INFO "viafb_load_reg!!\n"); + viafb_load_fetch_count_reg(set_hres, 4, IGA2); + /* Fetch count for simultaneous */ + } else { /* SAMM */ + /* Offset for IGA2 only */ + viafb_load_offset_reg(set_hres, mode_bpp / 8, set_iga); + /* Fetch count for IGA2 only */ + viafb_load_fetch_count_reg(set_hres, mode_bpp / 8, set_iga); + + if ((viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266) + && (viaparinfo->chip_info->gfx_chip_name != UNICHROME_K400)) + viafb_load_FIFO_reg(set_iga, set_hres, set_vres); + + viafb_set_color_depth(mode_bpp / 8, set_iga); + } + + fill_lcd_format(); + + pll_D_N = viafb_get_clk_value(panel_crt_table[0].clk); + DEBUG_MSG(KERN_INFO "PLL=0x%x", pll_D_N); + viafb_set_vclock(pll_D_N, set_iga); + + viafb_set_output_path(DEVICE_LCD, set_iga, + plvds_chip_info->output_interface); + lcd_patch_skew(plvds_setting_info, plvds_chip_info); + + /* If K8M800, enable LCD Prefetch Mode. */ + if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) + || (UNICHROME_K8M890 == viaparinfo->chip_info->gfx_chip_name)) + viafb_write_reg_mask(CR6A, VIACR, 0x01, BIT0); + + load_lcd_patch_regs(set_hres, set_vres, + plvds_setting_info->lcd_panel_id, set_iga); + + DEBUG_MSG(KERN_INFO "load_lcd_patch_regs!!\n"); + + /* Patch for non 32bit alignment mode */ + via_pitch_alignment_patch_lcd(plvds_setting_info, plvds_chip_info); +} + +static void integrated_lvds_disable(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + bool turn_off_first_powersequence = false; + bool turn_off_second_powersequence = false; + if (INTERFACE_LVDS0LVDS1 == plvds_chip_info->output_interface) + turn_off_first_powersequence = true; + if (INTERFACE_LVDS0 == plvds_chip_info->output_interface) + turn_off_first_powersequence = true; + if (INTERFACE_LVDS1 == plvds_chip_info->output_interface) + turn_off_second_powersequence = true; + if (turn_off_second_powersequence) { + /* Use second power sequence control: */ + + /* Turn off power sequence. */ + viafb_write_reg_mask(CRD4, VIACR, 0, BIT1); + + /* Turn off back light. */ + viafb_write_reg_mask(CRD3, VIACR, 0xC0, BIT6 + BIT7); + } + if (turn_off_first_powersequence) { + /* Use first power sequence control: */ + + /* Turn off power sequence. */ + viafb_write_reg_mask(CR6A, VIACR, 0, BIT3); + + /* Turn off back light. */ + viafb_write_reg_mask(CR91, VIACR, 0xC0, BIT6 + BIT7); + } + + /* Turn DFP High/Low Pad off. */ + viafb_write_reg_mask(SR2A, VIASR, 0, BIT0 + BIT1 + BIT2 + BIT3); + + /* Power off LVDS channel. */ + switch (plvds_chip_info->output_interface) { + case INTERFACE_LVDS0: + { + viafb_write_reg_mask(CRD2, VIACR, 0x80, BIT7); + break; + } + + case INTERFACE_LVDS1: + { + viafb_write_reg_mask(CRD2, VIACR, 0x40, BIT6); + break; + } + + case INTERFACE_LVDS0LVDS1: + { + viafb_write_reg_mask(CRD2, VIACR, 0xC0, BIT6 + BIT7); + break; + } + } +} + +static void integrated_lvds_enable(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + bool turn_on_first_powersequence = false; + bool turn_on_second_powersequence = false; + + DEBUG_MSG(KERN_INFO "integrated_lvds_enable, out_interface:%d\n", + plvds_chip_info->output_interface); + if (plvds_setting_info->lcd_mode == LCD_SPWG) + viafb_write_reg_mask(CRD2, VIACR, 0x00, BIT0 + BIT1); + else + viafb_write_reg_mask(CRD2, VIACR, 0x03, BIT0 + BIT1); + if (INTERFACE_LVDS0LVDS1 == plvds_chip_info->output_interface) + turn_on_first_powersequence = true; + if (INTERFACE_LVDS0 == plvds_chip_info->output_interface) + turn_on_first_powersequence = true; + if (INTERFACE_LVDS1 == plvds_chip_info->output_interface) + turn_on_second_powersequence = true; + + if (turn_on_second_powersequence) { + /* Use second power sequence control: */ + + /* Use hardware control power sequence. */ + viafb_write_reg_mask(CRD3, VIACR, 0, BIT0); + + /* Turn on back light. */ + viafb_write_reg_mask(CRD3, VIACR, 0, BIT6 + BIT7); + + /* Turn on hardware power sequence. */ + viafb_write_reg_mask(CRD4, VIACR, 0x02, BIT1); + } + if (turn_on_first_powersequence) { + /* Use first power sequence control: */ + + /* Use hardware control power sequence. */ + viafb_write_reg_mask(CR91, VIACR, 0, BIT0); + + /* Turn on back light. */ + viafb_write_reg_mask(CR91, VIACR, 0, BIT6 + BIT7); + + /* Turn on hardware power sequence. */ + viafb_write_reg_mask(CR6A, VIACR, 0x08, BIT3); + } + + /* Turn DFP High/Low pad on. */ + viafb_write_reg_mask(SR2A, VIASR, 0x0F, BIT0 + BIT1 + BIT2 + BIT3); + + /* Power on LVDS channel. */ + switch (plvds_chip_info->output_interface) { + case INTERFACE_LVDS0: + { + viafb_write_reg_mask(CRD2, VIACR, 0, BIT7); + break; + } + + case INTERFACE_LVDS1: + { + viafb_write_reg_mask(CRD2, VIACR, 0, BIT6); + break; + } + + case INTERFACE_LVDS0LVDS1: + { + viafb_write_reg_mask(CRD2, VIACR, 0, BIT6 + BIT7); + break; + } + } +} + +void viafb_lcd_disable(void) +{ + + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + lcd_powersequence_off(); + /* DI1 pad off */ + viafb_write_reg_mask(SR1E, VIASR, 0x00, 0x30); + } else if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + if (viafb_LCD2_ON + && (INTEGRATED_LVDS == + viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name)) + integrated_lvds_disable(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info2); + if (INTEGRATED_LVDS == + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) + integrated_lvds_disable(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + if (VT1636_LVDS == viaparinfo->chip_info-> + lvds_chip_info.lvds_chip_name) + viafb_disable_lvds_vt1636(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + } else if (VT1636_LVDS == + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { + viafb_disable_lvds_vt1636(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + } else { + /* DFP-HL pad off */ + viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x0F); + /* Backlight off */ + viafb_write_reg_mask(SR3D, VIASR, 0x00, 0x20); + /* 24 bit DI data paht off */ + viafb_write_reg_mask(CR91, VIACR, 0x80, 0x80); + /* Simultaneout disabled */ + viafb_write_reg_mask(CR6B, VIACR, 0x00, 0x08); + } + + /* Disable expansion bit */ + viafb_write_reg_mask(CR79, VIACR, 0x00, 0x01); + /* CRT path set to IGA1 */ + viafb_write_reg_mask(SR16, VIASR, 0x00, 0x40); + /* Simultaneout disabled */ + viafb_write_reg_mask(CR6B, VIACR, 0x00, 0x08); + /* IGA2 path disabled */ + viafb_write_reg_mask(CR6A, VIACR, 0x00, 0x80); + +} + +void viafb_lcd_enable(void) +{ + if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) { + /* DI1 pad on */ + viafb_write_reg_mask(SR1E, VIASR, 0x30, 0x30); + lcd_powersequence_on(); + } else if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CX700) { + if (viafb_LCD2_ON && (INTEGRATED_LVDS == + viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name)) + integrated_lvds_enable(viaparinfo->lvds_setting_info2, \ + &viaparinfo->chip_info->lvds_chip_info2); + if (INTEGRATED_LVDS == + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) + integrated_lvds_enable(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + if (VT1636_LVDS == viaparinfo->chip_info-> + lvds_chip_info.lvds_chip_name) + viafb_enable_lvds_vt1636(viaparinfo-> + lvds_setting_info, &viaparinfo->chip_info-> + lvds_chip_info); + } else if (VT1636_LVDS == + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { + viafb_enable_lvds_vt1636(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info); + } else { + /* DFP-HL pad on */ + viafb_write_reg_mask(SR2A, VIASR, 0x0F, 0x0F); + /* Backlight on */ + viafb_write_reg_mask(SR3D, VIASR, 0x20, 0x20); + /* 24 bit DI data paht on */ + viafb_write_reg_mask(CR91, VIACR, 0x00, 0x80); + + /* Set data source selection bit by iga path */ + if (viaparinfo->lvds_setting_info->iga_path == IGA1) { + /* DFP-H set to IGA1 */ + viafb_write_reg_mask(CR97, VIACR, 0x00, 0x10); + /* DFP-L set to IGA1 */ + viafb_write_reg_mask(CR99, VIACR, 0x00, 0x10); + } else { + /* DFP-H set to IGA2 */ + viafb_write_reg_mask(CR97, VIACR, 0x10, 0x10); + /* DFP-L set to IGA2 */ + viafb_write_reg_mask(CR99, VIACR, 0x10, 0x10); + } + /* LCD enabled */ + viafb_write_reg_mask(CR6A, VIACR, 0x48, 0x48); + } + + if ((viaparinfo->lvds_setting_info->iga_path == IGA1) + || (viaparinfo->lvds_setting_info->iga_path == IGA1_IGA2)) { + /* CRT path set to IGA2 */ + viafb_write_reg_mask(SR16, VIASR, 0x40, 0x40); + /* IGA2 path disabled */ + viafb_write_reg_mask(CR6A, VIACR, 0x00, 0x80); + /* IGA2 path enabled */ + } else { /* IGA2 */ + viafb_write_reg_mask(CR6A, VIACR, 0x80, 0x80); + } + +} + +static void lcd_powersequence_off(void) +{ + int i, mask, data; + + /* Software control power sequence */ + viafb_write_reg_mask(CR91, VIACR, 0x11, 0x11); + + for (i = 0; i < 3; i++) { + mask = PowerSequenceOff[0][i]; + data = PowerSequenceOff[1][i] & mask; + viafb_write_reg_mask(CR91, VIACR, (u8) data, (u8) mask); + udelay(PowerSequenceOff[2][i]); + } + + /* Disable LCD */ + viafb_write_reg_mask(CR6A, VIACR, 0x00, 0x08); +} + +static void lcd_powersequence_on(void) +{ + int i, mask, data; + + /* Software control power sequence */ + viafb_write_reg_mask(CR91, VIACR, 0x11, 0x11); + + /* Enable LCD */ + viafb_write_reg_mask(CR6A, VIACR, 0x08, 0x08); + + for (i = 0; i < 3; i++) { + mask = PowerSequenceOn[0][i]; + data = PowerSequenceOn[1][i] & mask; + viafb_write_reg_mask(CR91, VIACR, (u8) data, (u8) mask); + udelay(PowerSequenceOn[2][i]); + } + + udelay(1); +} + +static void fill_lcd_format(void) +{ + u8 bdithering = 0, bdual = 0; + + if (viaparinfo->lvds_setting_info->device_lcd_dualedge) + bdual = BIT4; + if (viaparinfo->lvds_setting_info->LCDDithering) + bdithering = BIT0; + /* Dual & Dithering */ + viafb_write_reg_mask(CR88, VIACR, (bdithering | bdual), BIT4 + BIT0); +} + +static void check_diport_of_integrated_lvds( + struct lvds_chip_information *plvds_chip_info, + struct lvds_setting_information + *plvds_setting_info) +{ + /* Determine LCD DI Port by hardware layout. */ + switch (viafb_display_hardware_layout) { + case HW_LAYOUT_LCD_ONLY: + { + if (plvds_setting_info->device_lcd_dualedge) { + plvds_chip_info->output_interface = + INTERFACE_LVDS0LVDS1; + } else { + plvds_chip_info->output_interface = + INTERFACE_LVDS0; + } + + break; + } + + case HW_LAYOUT_DVI_ONLY: + { + plvds_chip_info->output_interface = INTERFACE_NONE; + break; + } + + case HW_LAYOUT_LCD1_LCD2: + case HW_LAYOUT_LCD_EXTERNAL_LCD2: + { + plvds_chip_info->output_interface = + INTERFACE_LVDS0LVDS1; + break; + } + + case HW_LAYOUT_LCD_DVI: + { + plvds_chip_info->output_interface = INTERFACE_LVDS1; + break; + } + + default: + { + plvds_chip_info->output_interface = INTERFACE_LVDS1; + break; + } + } + + DEBUG_MSG(KERN_INFO + "Display Hardware Layout: 0x%x, LCD DI Port: 0x%x\n", + viafb_display_hardware_layout, + plvds_chip_info->output_interface); +} + +void viafb_init_lvds_output_interface(struct lvds_chip_information + *plvds_chip_info, + struct lvds_setting_information + *plvds_setting_info) +{ + if (INTERFACE_NONE != plvds_chip_info->output_interface) { + /*Do nothing, lcd port is specified by module parameter */ + return; + } + + switch (plvds_chip_info->lvds_chip_name) { + + case VT1636_LVDS: + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CX700: + plvds_chip_info->output_interface = INTERFACE_DVP1; + break; + case UNICHROME_CN700: + plvds_chip_info->output_interface = INTERFACE_DFP_LOW; + break; + default: + plvds_chip_info->output_interface = INTERFACE_DVP0; + break; + } + break; + + case INTEGRATED_LVDS: + check_diport_of_integrated_lvds(plvds_chip_info, + plvds_setting_info); + break; + + default: + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_K8M890: + case UNICHROME_P4M900: + case UNICHROME_P4M890: + plvds_chip_info->output_interface = INTERFACE_DFP_LOW; + break; + default: + plvds_chip_info->output_interface = INTERFACE_DFP; + break; + } + break; + } +} + +static struct display_timing lcd_centering_timging(struct display_timing + mode_crt_reg, + struct display_timing panel_crt_reg) +{ + struct display_timing crt_reg; + + crt_reg.hor_total = panel_crt_reg.hor_total; + crt_reg.hor_addr = mode_crt_reg.hor_addr; + crt_reg.hor_blank_start = + (panel_crt_reg.hor_addr - mode_crt_reg.hor_addr) / 2 + + crt_reg.hor_addr; + crt_reg.hor_blank_end = panel_crt_reg.hor_blank_end; + crt_reg.hor_sync_start = + (panel_crt_reg.hor_sync_start - + panel_crt_reg.hor_blank_start) + crt_reg.hor_blank_start; + crt_reg.hor_sync_end = panel_crt_reg.hor_sync_end; + + crt_reg.ver_total = panel_crt_reg.ver_total; + crt_reg.ver_addr = mode_crt_reg.ver_addr; + crt_reg.ver_blank_start = + (panel_crt_reg.ver_addr - mode_crt_reg.ver_addr) / 2 + + crt_reg.ver_addr; + crt_reg.ver_blank_end = panel_crt_reg.ver_blank_end; + crt_reg.ver_sync_start = + (panel_crt_reg.ver_sync_start - + panel_crt_reg.ver_blank_start) + crt_reg.ver_blank_start; + crt_reg.ver_sync_end = panel_crt_reg.ver_sync_end; + + return crt_reg; +} + +static void load_crtc_shadow_timing(struct display_timing mode_timing, + struct display_timing panel_timing) +{ + struct io_register *reg = NULL; + int i; + int viafb_load_reg_Num = 0; + int reg_value = 0; + + if (viaparinfo->lvds_setting_info->display_method == LCD_EXPANDSION) { + /* Expansion */ + for (i = 12; i < 20; i++) { + switch (i) { + case H_TOTAL_SHADOW_INDEX: + reg_value = + IGA2_HOR_TOTAL_SHADOW_FORMULA + (panel_timing.hor_total); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.hor_total_shadow. + reg_num; + reg = iga2_shadow_crtc_reg.hor_total_shadow.reg; + break; + case H_BLANK_END_SHADOW_INDEX: + reg_value = + IGA2_HOR_BLANK_END_SHADOW_FORMULA + (panel_timing.hor_blank_start, + panel_timing.hor_blank_end); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + hor_blank_end_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + hor_blank_end_shadow.reg; + break; + case V_TOTAL_SHADOW_INDEX: + reg_value = + IGA2_VER_TOTAL_SHADOW_FORMULA + (panel_timing.ver_total); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.ver_total_shadow. + reg_num; + reg = iga2_shadow_crtc_reg.ver_total_shadow.reg; + break; + case V_ADDR_SHADOW_INDEX: + reg_value = + IGA2_VER_ADDR_SHADOW_FORMULA + (panel_timing.ver_addr); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.ver_addr_shadow. + reg_num; + reg = iga2_shadow_crtc_reg.ver_addr_shadow.reg; + break; + case V_BLANK_SATRT_SHADOW_INDEX: + reg_value = + IGA2_VER_BLANK_START_SHADOW_FORMULA + (panel_timing.ver_blank_start); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + ver_blank_start_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + ver_blank_start_shadow.reg; + break; + case V_BLANK_END_SHADOW_INDEX: + reg_value = + IGA2_VER_BLANK_END_SHADOW_FORMULA + (panel_timing.ver_blank_start, + panel_timing.ver_blank_end); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + ver_blank_end_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + ver_blank_end_shadow.reg; + break; + case V_SYNC_SATRT_SHADOW_INDEX: + reg_value = + IGA2_VER_SYNC_START_SHADOW_FORMULA + (panel_timing.ver_sync_start); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + ver_sync_start_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + ver_sync_start_shadow.reg; + break; + case V_SYNC_END_SHADOW_INDEX: + reg_value = + IGA2_VER_SYNC_END_SHADOW_FORMULA + (panel_timing.ver_sync_start, + panel_timing.ver_sync_end); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + ver_sync_end_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + ver_sync_end_shadow.reg; + break; + } + viafb_load_reg(reg_value, + viafb_load_reg_Num, reg, VIACR); + } + } else { /* Centering */ + for (i = 12; i < 20; i++) { + switch (i) { + case H_TOTAL_SHADOW_INDEX: + reg_value = + IGA2_HOR_TOTAL_SHADOW_FORMULA + (panel_timing.hor_total); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.hor_total_shadow. + reg_num; + reg = iga2_shadow_crtc_reg.hor_total_shadow.reg; + break; + case H_BLANK_END_SHADOW_INDEX: + reg_value = + IGA2_HOR_BLANK_END_SHADOW_FORMULA + (panel_timing.hor_blank_start, + panel_timing.hor_blank_end); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + hor_blank_end_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + hor_blank_end_shadow.reg; + break; + case V_TOTAL_SHADOW_INDEX: + reg_value = + IGA2_VER_TOTAL_SHADOW_FORMULA + (panel_timing.ver_total); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.ver_total_shadow. + reg_num; + reg = iga2_shadow_crtc_reg.ver_total_shadow.reg; + break; + case V_ADDR_SHADOW_INDEX: + reg_value = + IGA2_VER_ADDR_SHADOW_FORMULA + (mode_timing.ver_addr); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.ver_addr_shadow. + reg_num; + reg = iga2_shadow_crtc_reg.ver_addr_shadow.reg; + break; + case V_BLANK_SATRT_SHADOW_INDEX: + reg_value = + IGA2_VER_BLANK_START_SHADOW_FORMULA + (mode_timing.ver_blank_start); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + ver_blank_start_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + ver_blank_start_shadow.reg; + break; + case V_BLANK_END_SHADOW_INDEX: + reg_value = + IGA2_VER_BLANK_END_SHADOW_FORMULA + (panel_timing.ver_blank_start, + panel_timing.ver_blank_end); + viafb_load_reg_Num = + iga2_shadow_crtc_reg. + ver_blank_end_shadow.reg_num; + reg = + iga2_shadow_crtc_reg. + ver_blank_end_shadow.reg; + break; + case V_SYNC_SATRT_SHADOW_INDEX: + reg_value = + IGA2_VER_SYNC_START_SHADOW_FORMULA( + (panel_timing.ver_sync_start - + panel_timing.ver_blank_start) + + (panel_timing.ver_addr - + mode_timing.ver_addr) / 2 + + mode_timing.ver_addr); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.ver_sync_start_shadow. + reg_num; + reg = + iga2_shadow_crtc_reg.ver_sync_start_shadow. + reg; + break; + case V_SYNC_END_SHADOW_INDEX: + reg_value = + IGA2_VER_SYNC_END_SHADOW_FORMULA( + (panel_timing.ver_sync_start - + panel_timing.ver_blank_start) + + (panel_timing.ver_addr - + mode_timing.ver_addr) / 2 + + mode_timing.ver_addr, + panel_timing.ver_sync_end); + viafb_load_reg_Num = + iga2_shadow_crtc_reg.ver_sync_end_shadow. + reg_num; + reg = + iga2_shadow_crtc_reg.ver_sync_end_shadow. + reg; + break; + } + viafb_load_reg(reg_value, + viafb_load_reg_Num, reg, VIACR); + } + } +} + +bool viafb_lcd_get_mobile_state(bool *mobile) +{ + unsigned char *romptr, *tableptr; + u8 core_base; + unsigned char *biosptr; + /* Rom address */ + u32 romaddr = 0x000C0000; + u16 start_pattern = 0; + + biosptr = ioremap(romaddr, 0x10000); + + memcpy(&start_pattern, biosptr, 2); + /* Compare pattern */ + if (start_pattern == 0xAA55) { + /* Get the start of Table */ + /* 0x1B means BIOS offset position */ + romptr = biosptr + 0x1B; + tableptr = biosptr + *((u16 *) romptr); + + /* Get the start of biosver structure */ + /* 18 means BIOS version position. */ + romptr = tableptr + 18; + romptr = biosptr + *((u16 *) romptr); + + /* The offset should be 44, but the + actual image is less three char. */ + /* pRom += 44; */ + romptr += 41; + + core_base = *romptr++; + + if (core_base & 0x8) + *mobile = false; + else + *mobile = true; + /* release memory */ + iounmap(biosptr); + + return true; + } else { + iounmap(biosptr); + return false; + } +} + +static void viafb_load_scaling_factor_for_p4m900(int set_hres, + int set_vres, int panel_hres, int panel_vres) +{ + int h_scaling_factor; + int v_scaling_factor; + u8 cra2 = 0; + u8 cr77 = 0; + u8 cr78 = 0; + u8 cr79 = 0; + u8 cr9f = 0; + /* Check if expansion for horizontal */ + if (set_hres < panel_hres) { + /* Load Horizontal Scaling Factor */ + + /* For VIA_K8M800 or later chipsets. */ + h_scaling_factor = + K800_LCD_HOR_SCF_FORMULA(set_hres, panel_hres); + /* HSCaleFactor[1:0] at CR9F[1:0] */ + cr9f = h_scaling_factor & 0x0003; + /* HSCaleFactor[9:2] at CR77[7:0] */ + cr77 = (h_scaling_factor & 0x03FC) >> 2; + /* HSCaleFactor[11:10] at CR79[5:4] */ + cr79 = (h_scaling_factor & 0x0C00) >> 10; + cr79 <<= 4; + + /* Horizontal scaling enabled */ + cra2 = 0xC0; + + DEBUG_MSG(KERN_INFO "Horizontal Scaling value = %d\n", + h_scaling_factor); + } else { + /* Horizontal scaling disabled */ + cra2 = 0x00; + } + + /* Check if expansion for vertical */ + if (set_vres < panel_vres) { + /* Load Vertical Scaling Factor */ + + /* For VIA_K8M800 or later chipsets. */ + v_scaling_factor = + K800_LCD_VER_SCF_FORMULA(set_vres, panel_vres); + + /* Vertical scaling enabled */ + cra2 |= 0x08; + /* VSCaleFactor[0] at CR79[3] */ + cr79 |= ((v_scaling_factor & 0x0001) << 3); + /* VSCaleFactor[8:1] at CR78[7:0] */ + cr78 |= (v_scaling_factor & 0x01FE) >> 1; + /* VSCaleFactor[10:9] at CR79[7:6] */ + cr79 |= ((v_scaling_factor & 0x0600) >> 9) << 6; + + DEBUG_MSG(KERN_INFO "Vertical Scaling value = %d\n", + v_scaling_factor); + } else { + /* Vertical scaling disabled */ + cra2 |= 0x00; + } + + viafb_write_reg_mask(CRA2, VIACR, cra2, BIT3 + BIT6 + BIT7); + viafb_write_reg_mask(CR77, VIACR, cr77, 0xFF); + viafb_write_reg_mask(CR78, VIACR, cr78, 0xFF); + viafb_write_reg_mask(CR79, VIACR, cr79, 0xF8); + viafb_write_reg_mask(CR9F, VIACR, cr9f, BIT0 + BIT1); +} diff --git a/drivers/video/via/lcd.h b/drivers/video/via/lcd.h new file mode 100644 index 00000000000..071f47cf5be --- /dev/null +++ b/drivers/video/via/lcd.h @@ -0,0 +1,94 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#ifndef __LCD_H__ +#define __LCD_H__ + +/*Definition TMDS Device ID register*/ +#define VT1631_DEVICE_ID_REG 0x02 +#define VT1631_DEVICE_ID 0x92 + +#define VT3271_DEVICE_ID_REG 0x02 +#define VT3271_DEVICE_ID 0x71 + +#define GET_LCD_SIZE_BY_SYSTEM_BIOS 0x01 +#define GET_LCD_SIZE_BY_VGA_BIOS 0x02 +#define GET_LCD_SZIE_BY_HW_STRAPPING 0x03 +#define GET_LCD_SIZE_BY_USER_SETTING 0x04 + +/* Definition DVI Panel ID*/ +/* Resolution: 640x480, Channel: single, Dithering: Enable */ +#define LCD_PANEL_ID0_640X480 0x00 +/* Resolution: 800x600, Channel: single, Dithering: Enable */ +#define LCD_PANEL_ID1_800X600 0x01 +/* Resolution: 1024x768, Channel: single, Dithering: Enable */ +#define LCD_PANEL_ID2_1024X768 0x02 +/* Resolution: 1280x768, Channel: single, Dithering: Enable */ +#define LCD_PANEL_ID3_1280X768 0x03 +/* Resolution: 1280x1024, Channel: dual, Dithering: Enable */ +#define LCD_PANEL_ID4_1280X1024 0x04 +/* Resolution: 1400x1050, Channel: dual, Dithering: Enable */ +#define LCD_PANEL_ID5_1400X1050 0x05 +/* Resolution: 1600x1200, Channel: dual, Dithering: Enable */ +#define LCD_PANEL_ID6_1600X1200 0x06 +/* Resolution: 1366x768, Channel: single, Dithering: Disable */ +#define LCD_PANEL_ID7_1366X768 0x07 +/* Resolution: 1024x600, Channel: single, Dithering: Enable*/ +#define LCD_PANEL_ID8_1024X600 0x08 +/* Resolution: 1280x800, Channel: single, Dithering: Enable*/ +#define LCD_PANEL_ID9_1280X800 0x09 +/* Resolution: 800x480, Channel: single, Dithering: Enable*/ +#define LCD_PANEL_IDA_800X480 0x0A +/* Resolution: 1360x768, Channel: single, Dithering: Disable*/ +#define LCD_PANEL_IDB_1360X768 0x0B +/* Resolution: 480x640, Channel: single, Dithering: Enable */ +#define LCD_PANEL_IDC_480X640 0x0C + + +extern int viafb_LCD2_ON; +extern int viafb_LCD_ON; +extern int viafb_DVI_ON; + +void viafb_disable_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +void viafb_enable_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +void viafb_lcd_disable(void); +void viafb_lcd_enable(void); +void viafb_init_lcd_size(void); +void viafb_init_lvds_output_interface(struct lvds_chip_information + *plvds_chip_info, + struct lvds_setting_information + *plvds_setting_info); +void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table, + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +int viafb_lvds_trasmitter_identify(void); +void viafb_init_lvds_output_interface(struct lvds_chip_information + *plvds_chip_info, + struct lvds_setting_information + *plvds_setting_info); +bool viafb_lcd_get_mobile_state(bool *mobile); +void viafb_load_crtc_timing(struct display_timing device_timing, + int set_iga); + +#endif /* __LCD_H__ */ diff --git a/drivers/video/via/lcdtbl.h b/drivers/video/via/lcdtbl.h new file mode 100644 index 00000000000..6f3dd800be5 --- /dev/null +++ b/drivers/video/via/lcdtbl.h @@ -0,0 +1,591 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#ifndef __LCDTBL_H__ +#define __LCDTBL_H__ + +#include "share.h" + +/* CLE266 Software Power Sequence */ +/* {Mask}, {Data}, {Delay} */ +int PowerSequenceOn[3][3] = + { {0x10, 0x08, 0x06}, {0x10, 0x08, 0x06}, {0x19, 0x1FE, 0x01} }; +int PowerSequenceOff[3][3] = + { {0x06, 0x08, 0x10}, {0x00, 0x00, 0x00}, {0xD2, 0x19, 0x01} }; + +/* ++++++ P880 ++++++ */ +/* Panel 1600x1200 */ +struct io_reg P880_LCD_RES_6X4_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x73}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x73}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x5A}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x5E}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xD6}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR44, 0xFF, 0x7D}, {VIASR, SR45, 0xFF, 0x8C}, + {VIASR, SR46, 0xFF, 0x02} + +}; + +#define NUM_TOTAL_P880_LCD_RES_6X4_16X12 ARRAY_SIZE(P880_LCD_RES_6X4_16X12) + +struct io_reg P880_LCD_RES_7X4_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x67}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x67}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x74}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x78}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xF5}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR44, 0xFF, 0x78}, {VIASR, SR45, 0xFF, 0x8C}, + {VIASR, SR46, 0xFF, 0x01} + +}; + +#define NUM_TOTAL_P880_LCD_RES_7X4_16X12 ARRAY_SIZE(P880_LCD_RES_7X4_16X12) + +struct io_reg P880_LCD_RES_8X6_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x65}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x65}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7F}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x83}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xE1}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR44, 0xFF, 0x6D}, {VIASR, SR45, 0xFF, 0x88}, + {VIASR, SR46, 0xFF, 0x03} + +}; + +#define NUM_TOTAL_P880_LCD_RES_8X6_16X12 ARRAY_SIZE(P880_LCD_RES_8X6_16X12) + +struct io_reg P880_LCD_RES_10X7_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x65}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x65}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xAB}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xAF}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xF0}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR44, 0xFF, 0x92}, {VIASR, SR45, 0xFF, 0x88}, + {VIASR, SR46, 0xFF, 0x03} + +}; + +#define NUM_TOTAL_P880_LCD_RES_10X7_16X12 ARRAY_SIZE(P880_LCD_RES_10X7_16X12) + +struct io_reg P880_LCD_RES_12X10_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x7D}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x7D}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xD0}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xD4}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xFA}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR44, 0xFF, 0xF6}, {VIASR, SR45, 0xFF, 0x88}, + {VIASR, SR46, 0xFF, 0x05} + +}; + +#define NUM_TOTAL_P880_LCD_RES_12X10_16X12 ARRAY_SIZE(P880_LCD_RES_12X10_16X12) + +/* Panel 1400x1050 */ +struct io_reg P880_LCD_RES_6X4_14X10[] = { + /* 640x480 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x5F}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x63}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xB4}, {VIACR, CR67, 0x03, 0x00}, + /* VCLK */ + {VIASR, SR44, 0xFF, 0xC6}, {VIASR, SR45, 0xFF, 0x8C}, + {VIASR, SR46, 0xFF, 0x05} +}; + +#define NUM_TOTAL_P880_LCD_RES_6X4_14X10 ARRAY_SIZE(P880_LCD_RES_6X4_14X10) + +struct io_reg P880_LCD_RES_8X6_14X10[] = { + /* 800x600 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7F}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x83}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xBE}, {VIACR, CR67, 0x03, 0x00}, + /* VCLK */ + {VIASR, SR44, 0xFF, 0x06}, {VIASR, SR45, 0xFF, 0x8D}, + {VIASR, SR46, 0xFF, 0x05} +}; + +#define NUM_TOTAL_P880_LCD_RES_8X6_14X10 ARRAY_SIZE(P880_LCD_RES_8X6_14X10) + +/* ++++++ K400 ++++++ */ +/* Panel 1600x1200 */ +struct io_reg K400_LCD_RES_6X4_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x73}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x73}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x5A}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x5E}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xDA}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0xC4}, {VIASR, SR47, 0xFF, 0x7F} +}; + +#define NUM_TOTAL_K400_LCD_RES_6X4_16X12 ARRAY_SIZE(K400_LCD_RES_6X4_16X12) + +struct io_reg K400_LCD_RES_7X4_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x67}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x67}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x74}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x78}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xF5}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x46}, {VIASR, SR47, 0xFF, 0x3D} +}; + +#define NUM_TOTAL_K400_LCD_RES_7X4_16X12 ARRAY_SIZE(K400_LCD_RES_7X4_16X12) + +struct io_reg K400_LCD_RES_8X6_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x65}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x65}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7F}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x83}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xE1}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x85}, {VIASR, SR47, 0xFF, 0x6F} +}; + +#define NUM_TOTAL_K400_LCD_RES_8X6_16X12 ARRAY_SIZE(K400_LCD_RES_8X6_16X12) + +struct io_reg K400_LCD_RES_10X7_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x65}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x65}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xAB}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xAF}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xF0}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x45}, {VIASR, SR47, 0xFF, 0x4A} +}; + +#define NUM_TOTAL_K400_LCD_RES_10X7_16X12 ARRAY_SIZE(K400_LCD_RES_10X7_16X12) + +struct io_reg K400_LCD_RES_12X10_16X12[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x7D}, {VIACR, CR55, 0x0F, 0x08}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x7D}, {VIACR, CR54, 0x38, 0x00}, + {VIACR, CR5D, 0x40, 0x40}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xD0}, {VIACR, CR71, 0x08, 0x00}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xD4}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xFA}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x47}, {VIASR, SR47, 0xFF, 0x7C} +}; + +#define NUM_TOTAL_K400_LCD_RES_12X10_16X12 ARRAY_SIZE(K400_LCD_RES_12X10_16X12) + +/* Panel 1400x1050 */ +struct io_reg K400_LCD_RES_6X4_14X10[] = { + /* 640x400 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x5F}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x63}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xB4}, {VIACR, CR67, 0x03, 0x00}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x07}, {VIASR, SR47, 0xFF, 0x19} +}; + +#define NUM_TOTAL_K400_LCD_RES_6X4_14X10 ARRAY_SIZE(K400_LCD_RES_6X4_14X10) + +struct io_reg K400_LCD_RES_8X6_14X10[] = { + /* 800x600 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7F}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x83}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xBE}, {VIACR, CR67, 0x03, 0x00}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x07}, {VIASR, SR47, 0xFF, 0x21} +}; + +#define NUM_TOTAL_K400_LCD_RES_8X6_14X10 ARRAY_SIZE(K400_LCD_RES_8X6_14X10) + +struct io_reg K400_LCD_RES_10X7_14X10[] = { + /* 1024x768 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xA3}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xA7}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xC3}, {VIACR, CR67, 0x03, 0x04}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x05}, {VIASR, SR47, 0xFF, 0x1E} +}; + +#define NUM_TOTAL_K400_LCD_RES_10X7_14X10 ARRAY_SIZE(K400_LCD_RES_10X7_14X10) + +struct io_reg K400_LCD_RES_12X10_14X10[] = { + /* 1280x768, 1280x960, 1280x1024 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x97}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x97}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xCE}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xD2}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xC9}, {VIACR, CR67, 0x03, 0x04}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x84}, {VIASR, SR47, 0xFF, 0x79} +}; + +#define NUM_TOTAL_K400_LCD_RES_12X10_14X10 ARRAY_SIZE(K400_LCD_RES_12X10_14X10) + +/* ++++++ K400 ++++++ */ +/* Panel 1366x768 */ +struct io_reg K400_LCD_RES_6X4_1366X7[] = { + /* 640x400 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x47}, {VIACR, CR55, 0x0F, 0x35}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x47}, {VIACR, CR54, 0x38, 0x2B}, + {VIACR, CR5D, 0x40, 0x13}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x60}, {VIACR, CR71, 0x08, 0x23}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x64}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x8C}, {VIACR, CR67, 0x03, 0x00}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x87}, {VIASR, SR47, 0xFF, 0x4C} +}; + +#define NUM_TOTAL_K400_LCD_RES_6X4_1366X7 ARRAY_SIZE(K400_LCD_RES_6X4_1366X7) + +struct io_reg K400_LCD_RES_7X4_1366X7[] = { + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x3B}, {VIACR, CR55, 0x0F, 0x35}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x3B}, {VIACR, CR54, 0x38, 0x2B}, + {VIACR, CR5D, 0x40, 0x13}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x71}, {VIACR, CR71, 0x08, 0x23}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x75}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x96}, {VIACR, CR67, 0x03, 0x00}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x05}, {VIASR, SR47, 0xFF, 0x10} +}; + +#define NUM_TOTAL_K400_LCD_RES_7X4_1366X7 ARRAY_SIZE(K400_LCD_RES_7X4_1366X7) + +struct io_reg K400_LCD_RES_8X6_1366X7[] = { + /* 800x600 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x37}, {VIACR, CR55, 0x0F, 0x35}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x37}, {VIACR, CR54, 0x38, 0x2B}, + {VIACR, CR5D, 0x40, 0x13}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7E}, {VIACR, CR71, 0x08, 0x23}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x82}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x8C}, {VIACR, CR67, 0x03, 0x00}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x84}, {VIASR, SR47, 0xFF, 0xB9} +}; + +#define NUM_TOTAL_K400_LCD_RES_8X6_1366X7 ARRAY_SIZE(K400_LCD_RES_8X6_1366X7) + +struct io_reg K400_LCD_RES_10X7_1366X7[] = { + /* 1024x768 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xA3}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xA7}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xC3}, {VIACR, CR67, 0x03, 0x04}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x05}, {VIASR, SR47, 0xFF, 0x1E} +}; + +#define NUM_TOTAL_K400_LCD_RES_10X7_1366X7 ARRAY_SIZE(K400_LCD_RES_10X7_1366X7) + +struct io_reg K400_LCD_RES_12X10_1366X7[] = { + /* 1280x768, 1280x960, 1280x1024 */ + /* IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x97}, {VIACR, CR55, 0x0F, 0x56}, + /* IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x97}, {VIACR, CR54, 0x38, 0x75}, + {VIACR, CR5D, 0x40, 0x24}, + /* IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xCE}, {VIACR, CR71, 0x08, 0x44}, + /* IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xD2}, + /* IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xC9}, {VIACR, CR67, 0x03, 0x04}, + /* VCLK */ + {VIASR, SR46, 0xFF, 0x84}, {VIASR, SR47, 0xFF, 0x79} +}; + +#define NUM_TOTAL_K400_LCD_RES_12X10_1366X7\ + ARRAY_SIZE(K400_LCD_RES_12X10_1366X7) + +/* ++++++ K400 ++++++ */ +/* Panel 1280x1024 */ +struct io_reg K400_LCD_RES_6X4_12X10[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x46}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x74}, + {VIACR, CR5D, 0x40, 0x1C}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x5F}, {VIACR, CR71, 0x08, 0x34}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x63}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xAA}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x07}, {VIASR, SR47, 0xFF, 0x19} +}; + +#define NUM_TOTAL_K400_LCD_RES_6X4_12X10 ARRAY_SIZE(K400_LCD_RES_6X4_12X10) + +struct io_reg K400_LCD_RES_7X4_12X10[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x46}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x74}, + {VIACR, CR5D, 0x40, 0x1C}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x68}, {VIACR, CR71, 0x08, 0x34}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x6C}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xA8}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x87}, {VIASR, SR47, 0xFF, 0xED} +}; + +#define NUM_TOTAL_K400_LCD_RES_7X4_12X10 ARRAY_SIZE(K400_LCD_RES_7X4_12X10) + +struct io_reg K400_LCD_RES_8X6_12X10[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x46}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x74}, + {VIACR, CR5D, 0x40, 0x1C}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7F}, {VIACR, CR71, 0x08, 0x34}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x83}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xBE}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x07}, {VIASR, SR47, 0xFF, 0x21} +}; + +#define NUM_TOTAL_K400_LCD_RES_8X6_12X10 ARRAY_SIZE(K400_LCD_RES_8X6_12X10) + +struct io_reg K400_LCD_RES_10X7_12X10[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x9D}, {VIACR, CR55, 0x0F, 0x46}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x9D}, {VIACR, CR54, 0x38, 0x74}, + {VIACR, CR5D, 0x40, 0x1C}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0xA3}, {VIACR, CR71, 0x08, 0x34}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0xA7}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0xBE}, {VIACR, CR67, 0x03, 0x04}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x05}, {VIASR, SR47, 0xFF, 0x1E} +}; + +#define NUM_TOTAL_K400_LCD_RES_10X7_12X10 ARRAY_SIZE(K400_LCD_RES_10X7_12X10) + +/* ++++++ K400 ++++++ */ +/* Panel 1024x768 */ +struct io_reg K400_LCD_RES_6X4_10X7[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x47}, {VIACR, CR55, 0x0F, 0x35}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x47}, {VIACR, CR54, 0x38, 0x2B}, + {VIACR, CR5D, 0x40, 0x13}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x60}, {VIACR, CR71, 0x08, 0x23}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x64}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x8C}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x87}, {VIASR, SR47, 0xFF, 0x4C} +}; + +#define NUM_TOTAL_K400_LCD_RES_6X4_10X7 ARRAY_SIZE(K400_LCD_RES_6X4_10X7) + +struct io_reg K400_LCD_RES_7X4_10X7[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x3B}, {VIACR, CR55, 0x0F, 0x35}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x3B}, {VIACR, CR54, 0x38, 0x2B}, + {VIACR, CR5D, 0x40, 0x13}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x71}, {VIACR, CR71, 0x08, 0x23}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x75}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x96}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x05}, {VIASR, SR47, 0xFF, 0x10} +}; + +#define NUM_TOTAL_K400_LCD_RES_7X4_10X7 ARRAY_SIZE(K400_LCD_RES_7X4_10X7) + +struct io_reg K400_LCD_RES_8X6_10X7[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x37}, {VIACR, CR55, 0x0F, 0x35}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x37}, {VIACR, CR54, 0x38, 0x2B}, + {VIACR, CR5D, 0x40, 0x13}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7E}, {VIACR, CR71, 0x08, 0x23}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x82}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x8C}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x84}, {VIASR, SR47, 0xFF, 0xB9} +}; + +#define NUM_TOTAL_K400_LCD_RES_8X6_10X7 ARRAY_SIZE(K400_LCD_RES_8X6_10X7) + +/* ++++++ K400 ++++++ */ +/* Panel 800x600 */ +struct io_reg K400_LCD_RES_6X4_8X6[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x1A}, {VIACR, CR55, 0x0F, 0x34}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x1A}, {VIACR, CR54, 0x38, 0xE3}, + {VIACR, CR5D, 0x40, 0x12}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x5F}, {VIACR, CR71, 0x08, 0x22}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x63}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x6E}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0x86}, {VIASR, SR47, 0xFF, 0xB3} +}; + +#define NUM_TOTAL_K400_LCD_RES_6X4_8X6 ARRAY_SIZE(K400_LCD_RES_6X4_8X6) + +struct io_reg K400_LCD_RES_7X4_8X6[] = { + /*IGA2 Horizontal Total */ + {VIACR, CR50, 0xFF, 0x1F}, {VIACR, CR55, 0x0F, 0x34}, + /*IGA2 Horizontal Blank End */ + {VIACR, CR53, 0xFF, 0x1F}, {VIACR, CR54, 0x38, 0xE3}, + {VIACR, CR5D, 0x40, 0x12}, + /*IGA2 Horizontal Total Shadow */ + {VIACR, CR6D, 0xFF, 0x7F}, {VIACR, CR71, 0x08, 0x22}, + /*IGA2 Horizontal Blank End Shadow */ + {VIACR, CR6E, 0xFF, 0x83}, + /*IGA2 Offset */ + {VIACR, CR66, 0xFF, 0x78}, {VIACR, CR67, 0x03, 0x00}, + /*VCLK*/ {VIASR, SR46, 0xFF, 0xC4}, {VIASR, SR47, 0xFF, 0x59} +}; + +#define NUM_TOTAL_K400_LCD_RES_7X4_8X6 ARRAY_SIZE(K400_LCD_RES_7X4_8X6) + +#endif /* __LCDTBL_H__ */ diff --git a/drivers/video/via/share.h b/drivers/video/via/share.h new file mode 100644 index 00000000000..2e1254da9c8 --- /dev/null +++ b/drivers/video/via/share.h @@ -0,0 +1,1105 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __SHARE_H__ +#define __SHARE_H__ + +/* Define Return Value */ +#define FAIL -1 +#define OK 1 + +#ifndef NULL +#define NULL 0 +#endif + +/* Define Bit Field */ +#define BIT0 0x01 +#define BIT1 0x02 +#define BIT2 0x04 +#define BIT3 0x08 +#define BIT4 0x10 +#define BIT5 0x20 +#define BIT6 0x40 +#define BIT7 0x80 + +/* Video Memory Size */ +#define VIDEO_MEMORY_SIZE_16M 0x1000000 + +/* Definition Mode Index +*/ +#define VIA_RES_640X480 0 +#define VIA_RES_800X600 1 +#define VIA_RES_1024X768 2 +#define VIA_RES_1152X864 3 +#define VIA_RES_1280X1024 4 +#define VIA_RES_1600X1200 5 +#define VIA_RES_1440X1050 6 +#define VIA_RES_1280X768 7 +#define VIA_RES_1280X960 8 +#define VIA_RES_1920X1440 9 +#define VIA_RES_848X480 10 +#define VIA_RES_1400X1050 11 +#define VIA_RES_720X480 12 +#define VIA_RES_720X576 13 +#define VIA_RES_1024X512 14 +#define VIA_RES_856X480 15 +#define VIA_RES_1024X576 16 +#define VIA_RES_640X400 17 +#define VIA_RES_1280X720 18 +#define VIA_RES_1920X1080 19 +#define VIA_RES_800X480 20 +#define VIA_RES_1368X768 21 +#define VIA_RES_1024X600 22 +#define VIA_RES_1280X800 23 +#define VIA_RES_1680X1050 24 +#define VIA_RES_960X600 25 +#define VIA_RES_1000X600 26 +#define VIA_RES_1088X612 27 +#define VIA_RES_1152X720 28 +#define VIA_RES_1200X720 29 +#define VIA_RES_1280X600 30 +#define VIA_RES_1360X768 31 +#define VIA_RES_1366X768 32 +#define VIA_RES_1440X900 33 +#define VIA_RES_1600X900 34 +#define VIA_RES_1600X1024 35 +#define VIA_RES_1792X1344 36 +#define VIA_RES_1856X1392 37 +#define VIA_RES_1920X1200 38 +#define VIA_RES_2048X1536 39 +#define VIA_RES_480X640 40 + +/*Reduce Blanking*/ +#define VIA_RES_1360X768_RB 131 +#define VIA_RES_1440X900_RB 133 +#define VIA_RES_1400X1050_RB 111 +#define VIA_RES_1600X900_RB 134 +#define VIA_RES_1680X1050_RB 124 +#define VIA_RES_1920X1080_RB 119 +#define VIA_RES_1920X1200_RB 138 + +#define VIA_RES_INVALID 255 + +/* standard VGA IO port +*/ +#define VIARMisc 0x3CC +#define VIAWMisc 0x3C2 +#define VIAStatus 0x3DA +#define VIACR 0x3D4 +#define VIASR 0x3C4 +#define VIAGR 0x3CE +#define VIAAR 0x3C0 + +#define StdCR 0x19 +#define StdSR 0x04 +#define StdGR 0x09 +#define StdAR 0x14 + +#define PatchCR 11 + +/* Display path */ +#define IGA1 1 +#define IGA2 2 +#define IGA1_IGA2 3 + +/* Define Color Depth */ +#define MODE_8BPP 1 +#define MODE_16BPP 2 +#define MODE_32BPP 4 + +#define GR20 0x20 +#define GR21 0x21 +#define GR22 0x22 + +/* Sequencer Registers */ +#define SR01 0x01 +#define SR10 0x10 +#define SR12 0x12 +#define SR15 0x15 +#define SR16 0x16 +#define SR17 0x17 +#define SR18 0x18 +#define SR1B 0x1B +#define SR1A 0x1A +#define SR1C 0x1C +#define SR1D 0x1D +#define SR1E 0x1E +#define SR1F 0x1F +#define SR20 0x20 +#define SR21 0x21 +#define SR22 0x22 +#define SR2A 0x2A +#define SR2D 0x2D +#define SR2E 0x2E + +#define SR30 0x30 +#define SR39 0x39 +#define SR3D 0x3D +#define SR3E 0x3E +#define SR3F 0x3F +#define SR40 0x40 +#define SR43 0x43 +#define SR44 0x44 +#define SR45 0x45 +#define SR46 0x46 +#define SR47 0x47 +#define SR48 0x48 +#define SR49 0x49 +#define SR4A 0x4A +#define SR4B 0x4B +#define SR4C 0x4C +#define SR52 0x52 +#define SR5E 0x5E +#define SR65 0x65 + +/* CRT Controller Registers */ +#define CR00 0x00 +#define CR01 0x01 +#define CR02 0x02 +#define CR03 0x03 +#define CR04 0x04 +#define CR05 0x05 +#define CR06 0x06 +#define CR07 0x07 +#define CR08 0x08 +#define CR09 0x09 +#define CR0A 0x0A +#define CR0B 0x0B +#define CR0C 0x0C +#define CR0D 0x0D +#define CR0E 0x0E +#define CR0F 0x0F +#define CR10 0x10 +#define CR11 0x11 +#define CR12 0x12 +#define CR13 0x13 +#define CR14 0x14 +#define CR15 0x15 +#define CR16 0x16 +#define CR17 0x17 +#define CR18 0x18 + +/* Extend CRT Controller Registers */ +#define CR30 0x30 +#define CR31 0x31 +#define CR32 0x32 +#define CR33 0x33 +#define CR34 0x34 +#define CR35 0x35 +#define CR36 0x36 +#define CR37 0x37 +#define CR38 0x38 +#define CR39 0x39 +#define CR3A 0x3A +#define CR3B 0x3B +#define CR3C 0x3C +#define CR3D 0x3D +#define CR3E 0x3E +#define CR3F 0x3F +#define CR40 0x40 +#define CR41 0x41 +#define CR42 0x42 +#define CR43 0x43 +#define CR44 0x44 +#define CR45 0x45 +#define CR46 0x46 +#define CR47 0x47 +#define CR48 0x48 +#define CR49 0x49 +#define CR4A 0x4A +#define CR4B 0x4B +#define CR4C 0x4C +#define CR4D 0x4D +#define CR4E 0x4E +#define CR4F 0x4F +#define CR50 0x50 +#define CR51 0x51 +#define CR52 0x52 +#define CR53 0x53 +#define CR54 0x54 +#define CR55 0x55 +#define CR56 0x56 +#define CR57 0x57 +#define CR58 0x58 +#define CR59 0x59 +#define CR5A 0x5A +#define CR5B 0x5B +#define CR5C 0x5C +#define CR5D 0x5D +#define CR5E 0x5E +#define CR5F 0x5F +#define CR60 0x60 +#define CR61 0x61 +#define CR62 0x62 +#define CR63 0x63 +#define CR64 0x64 +#define CR65 0x65 +#define CR66 0x66 +#define CR67 0x67 +#define CR68 0x68 +#define CR69 0x69 +#define CR6A 0x6A +#define CR6B 0x6B +#define CR6C 0x6C +#define CR6D 0x6D +#define CR6E 0x6E +#define CR6F 0x6F +#define CR70 0x70 +#define CR71 0x71 +#define CR72 0x72 +#define CR73 0x73 +#define CR74 0x74 +#define CR75 0x75 +#define CR76 0x76 +#define CR77 0x77 +#define CR78 0x78 +#define CR79 0x79 +#define CR7A 0x7A +#define CR7B 0x7B +#define CR7C 0x7C +#define CR7D 0x7D +#define CR7E 0x7E +#define CR7F 0x7F +#define CR80 0x80 +#define CR81 0x81 +#define CR82 0x82 +#define CR83 0x83 +#define CR84 0x84 +#define CR85 0x85 +#define CR86 0x86 +#define CR87 0x87 +#define CR88 0x88 +#define CR89 0x89 +#define CR8A 0x8A +#define CR8B 0x8B +#define CR8C 0x8C +#define CR8D 0x8D +#define CR8E 0x8E +#define CR8F 0x8F +#define CR90 0x90 +#define CR91 0x91 +#define CR92 0x92 +#define CR93 0x93 +#define CR94 0x94 +#define CR95 0x95 +#define CR96 0x96 +#define CR97 0x97 +#define CR98 0x98 +#define CR99 0x99 +#define CR9A 0x9A +#define CR9B 0x9B +#define CR9C 0x9C +#define CR9D 0x9D +#define CR9E 0x9E +#define CR9F 0x9F +#define CRA0 0xA0 +#define CRA1 0xA1 +#define CRA2 0xA2 +#define CRA3 0xA3 +#define CRD2 0xD2 +#define CRD3 0xD3 +#define CRD4 0xD4 + +/* LUT Table*/ +#define LUT_DATA 0x3C9 /* DACDATA */ +#define LUT_INDEX_READ 0x3C7 /* DACRX */ +#define LUT_INDEX_WRITE 0x3C8 /* DACWX */ +#define DACMASK 0x3C6 + +/* Definition Device */ +#define DEVICE_CRT 0x01 +#define DEVICE_DVI 0x03 +#define DEVICE_LCD 0x04 + +/* Device output interface */ +#define INTERFACE_NONE 0x00 +#define INTERFACE_ANALOG_RGB 0x01 +#define INTERFACE_DVP0 0x02 +#define INTERFACE_DVP1 0x03 +#define INTERFACE_DFP_HIGH 0x04 +#define INTERFACE_DFP_LOW 0x05 +#define INTERFACE_DFP 0x06 +#define INTERFACE_LVDS0 0x07 +#define INTERFACE_LVDS1 0x08 +#define INTERFACE_LVDS0LVDS1 0x09 +#define INTERFACE_TMDS 0x0A + +#define HW_LAYOUT_LCD_ONLY 0x01 +#define HW_LAYOUT_DVI_ONLY 0x02 +#define HW_LAYOUT_LCD_DVI 0x03 +#define HW_LAYOUT_LCD1_LCD2 0x04 +#define HW_LAYOUT_LCD_EXTERNAL_LCD2 0x10 + +/* Definition Refresh Rate */ +#define REFRESH_50 50 +#define REFRESH_60 60 +#define REFRESH_75 75 +#define REFRESH_85 85 +#define REFRESH_100 100 +#define REFRESH_120 120 + +/* Definition Sync Polarity*/ +#define NEGATIVE 1 +#define POSITIVE 0 + +/*480x640@60 Sync Polarity (GTF) +*/ +#define M480X640_R60_HSP NEGATIVE +#define M480X640_R60_VSP POSITIVE + +/*640x480@60 Sync Polarity (VESA Mode) +*/ +#define M640X480_R60_HSP NEGATIVE +#define M640X480_R60_VSP NEGATIVE + +/*640x480@75 Sync Polarity (VESA Mode) +*/ +#define M640X480_R75_HSP NEGATIVE +#define M640X480_R75_VSP NEGATIVE + +/*640x480@85 Sync Polarity (VESA Mode) +*/ +#define M640X480_R85_HSP NEGATIVE +#define M640X480_R85_VSP NEGATIVE + +/*640x480@100 Sync Polarity (GTF Mode) +*/ +#define M640X480_R100_HSP NEGATIVE +#define M640X480_R100_VSP POSITIVE + +/*640x480@120 Sync Polarity (GTF Mode) +*/ +#define M640X480_R120_HSP NEGATIVE +#define M640X480_R120_VSP POSITIVE + +/*720x480@60 Sync Polarity (GTF Mode) +*/ +#define M720X480_R60_HSP NEGATIVE +#define M720X480_R60_VSP POSITIVE + +/*720x576@60 Sync Polarity (GTF Mode) +*/ +#define M720X576_R60_HSP NEGATIVE +#define M720X576_R60_VSP POSITIVE + +/*800x600@60 Sync Polarity (VESA Mode) +*/ +#define M800X600_R60_HSP POSITIVE +#define M800X600_R60_VSP POSITIVE + +/*800x600@75 Sync Polarity (VESA Mode) +*/ +#define M800X600_R75_HSP POSITIVE +#define M800X600_R75_VSP POSITIVE + +/*800x600@85 Sync Polarity (VESA Mode) +*/ +#define M800X600_R85_HSP POSITIVE +#define M800X600_R85_VSP POSITIVE + +/*800x600@100 Sync Polarity (GTF Mode) +*/ +#define M800X600_R100_HSP NEGATIVE +#define M800X600_R100_VSP POSITIVE + +/*800x600@120 Sync Polarity (GTF Mode) +*/ +#define M800X600_R120_HSP NEGATIVE +#define M800X600_R120_VSP POSITIVE + +/*800x480@60 Sync Polarity (CVT Mode) +*/ +#define M800X480_R60_HSP NEGATIVE +#define M800X480_R60_VSP POSITIVE + +/*848x480@60 Sync Polarity (CVT Mode) +*/ +#define M848X480_R60_HSP NEGATIVE +#define M848X480_R60_VSP POSITIVE + +/*852x480@60 Sync Polarity (GTF Mode) +*/ +#define M852X480_R60_HSP NEGATIVE +#define M852X480_R60_VSP POSITIVE + +/*1024x512@60 Sync Polarity (GTF Mode) +*/ +#define M1024X512_R60_HSP NEGATIVE +#define M1024X512_R60_VSP POSITIVE + +/*1024x600@60 Sync Polarity (GTF Mode) +*/ +#define M1024X600_R60_HSP NEGATIVE +#define M1024X600_R60_VSP POSITIVE + +/*1024x768@60 Sync Polarity (VESA Mode) +*/ +#define M1024X768_R60_HSP NEGATIVE +#define M1024X768_R60_VSP NEGATIVE + +/*1024x768@75 Sync Polarity (VESA Mode) +*/ +#define M1024X768_R75_HSP POSITIVE +#define M1024X768_R75_VSP POSITIVE + +/*1024x768@85 Sync Polarity (VESA Mode) +*/ +#define M1024X768_R85_HSP POSITIVE +#define M1024X768_R85_VSP POSITIVE + +/*1024x768@100 Sync Polarity (GTF Mode) +*/ +#define M1024X768_R100_HSP NEGATIVE +#define M1024X768_R100_VSP POSITIVE + +/*1152x864@75 Sync Polarity (VESA Mode) +*/ +#define M1152X864_R75_HSP POSITIVE +#define M1152X864_R75_VSP POSITIVE + +/*1280x720@60 Sync Polarity (GTF Mode) +*/ +#define M1280X720_R60_HSP NEGATIVE +#define M1280X720_R60_VSP POSITIVE + +/* 1280x768@50 Sync Polarity (GTF Mode) */ +#define M1280X768_R50_HSP NEGATIVE +#define M1280X768_R50_VSP POSITIVE + +/*1280x768@60 Sync Polarity (GTF Mode) +*/ +#define M1280X768_R60_HSP NEGATIVE +#define M1280X768_R60_VSP POSITIVE + +/*1280x800@60 Sync Polarity (CVT Mode) +*/ +#define M1280X800_R60_HSP NEGATIVE +#define M1280X800_R60_VSP POSITIVE + +/*1280x960@60 Sync Polarity (VESA Mode) +*/ +#define M1280X960_R60_HSP POSITIVE +#define M1280X960_R60_VSP POSITIVE + +/*1280x1024@60 Sync Polarity (VESA Mode) +*/ +#define M1280X1024_R60_HSP POSITIVE +#define M1280X1024_R60_VSP POSITIVE + +/* 1360x768@60 Sync Polarity (CVT Mode) */ +#define M1360X768_R60_HSP POSITIVE +#define M1360X768_R60_VSP POSITIVE + +/* 1360x768@60 Sync Polarity (CVT Reduce Blanking Mode) */ +#define M1360X768_RB_R60_HSP POSITIVE +#define M1360X768_RB_R60_VSP NEGATIVE + +/* 1368x768@50 Sync Polarity (GTF Mode) */ +#define M1368X768_R50_HSP NEGATIVE +#define M1368X768_R50_VSP POSITIVE + +/* 1368x768@60 Sync Polarity (VESA Mode) */ +#define M1368X768_R60_HSP NEGATIVE +#define M1368X768_R60_VSP POSITIVE + +/*1280x1024@75 Sync Polarity (VESA Mode) +*/ +#define M1280X1024_R75_HSP POSITIVE +#define M1280X1024_R75_VSP POSITIVE + +/*1280x1024@85 Sync Polarity (VESA Mode) +*/ +#define M1280X1024_R85_HSP POSITIVE +#define M1280X1024_R85_VSP POSITIVE + +/*1440x1050@60 Sync Polarity (GTF Mode) +*/ +#define M1440X1050_R60_HSP NEGATIVE +#define M1440X1050_R60_VSP POSITIVE + +/*1600x1200@60 Sync Polarity (VESA Mode) +*/ +#define M1600X1200_R60_HSP POSITIVE +#define M1600X1200_R60_VSP POSITIVE + +/*1600x1200@75 Sync Polarity (VESA Mode) +*/ +#define M1600X1200_R75_HSP POSITIVE +#define M1600X1200_R75_VSP POSITIVE + +/* 1680x1050@60 Sync Polarity (CVT Mode) */ +#define M1680x1050_R60_HSP NEGATIVE +#define M1680x1050_R60_VSP NEGATIVE + +/* 1680x1050@60 Sync Polarity (CVT Reduce Blanking Mode) */ +#define M1680x1050_RB_R60_HSP POSITIVE +#define M1680x1050_RB_R60_VSP NEGATIVE + +/* 1680x1050@75 Sync Polarity (CVT Mode) */ +#define M1680x1050_R75_HSP NEGATIVE +#define M1680x1050_R75_VSP POSITIVE + +/*1920x1080@60 Sync Polarity (CVT Mode) +*/ +#define M1920X1080_R60_HSP NEGATIVE +#define M1920X1080_R60_VSP POSITIVE + +/* 1920x1080@60 Sync Polarity (CVT Reduce Blanking Mode) */ +#define M1920X1080_RB_R60_HSP POSITIVE +#define M1920X1080_RB_R60_VSP NEGATIVE + +/*1920x1440@60 Sync Polarity (VESA Mode) +*/ +#define M1920X1440_R60_HSP NEGATIVE +#define M1920X1440_R60_VSP POSITIVE + +/*1920x1440@75 Sync Polarity (VESA Mode) +*/ +#define M1920X1440_R75_HSP NEGATIVE +#define M1920X1440_R75_VSP POSITIVE + +#if 0 +/* 1400x1050@60 Sync Polarity (VESA Mode) */ +#define M1400X1050_R60_HSP NEGATIVE +#define M1400X1050_R60_VSP NEGATIVE +#endif + +/* 1400x1050@60 Sync Polarity (CVT Mode) */ +#define M1400X1050_R60_HSP NEGATIVE +#define M1400X1050_R60_VSP POSITIVE + +/* 1400x1050@60 Sync Polarity (CVT Reduce Blanking Mode) */ +#define M1400X1050_RB_R60_HSP POSITIVE +#define M1400X1050_RB_R60_VSP NEGATIVE + +/* 1400x1050@75 Sync Polarity (CVT Mode) */ +#define M1400X1050_R75_HSP NEGATIVE +#define M1400X1050_R75_VSP POSITIVE + +/* 960x600@60 Sync Polarity (CVT Mode) */ +#define M960X600_R60_HSP NEGATIVE +#define M960X600_R60_VSP POSITIVE + +/* 1000x600@60 Sync Polarity (GTF Mode) */ +#define M1000X600_R60_HSP NEGATIVE +#define M1000X600_R60_VSP POSITIVE + +/* 1024x576@60 Sync Polarity (GTF Mode) */ +#define M1024X576_R60_HSP NEGATIVE +#define M1024X576_R60_VSP POSITIVE + +/*1024x600@60 Sync Polarity (GTF Mode)*/ +#define M1024X600_R60_HSP NEGATIVE +#define M1024X600_R60_VSP POSITIVE + +/* 1088x612@60 Sync Polarity (CVT Mode) */ +#define M1088X612_R60_HSP NEGATIVE +#define M1088X612_R60_VSP POSITIVE + +/* 1152x720@60 Sync Polarity (CVT Mode) */ +#define M1152X720_R60_HSP NEGATIVE +#define M1152X720_R60_VSP POSITIVE + +/* 1200x720@60 Sync Polarity (GTF Mode) */ +#define M1200X720_R60_HSP NEGATIVE +#define M1200X720_R60_VSP POSITIVE + +/* 1280x600@60 Sync Polarity (GTF Mode) */ +#define M1280x600_R60_HSP NEGATIVE +#define M1280x600_R60_VSP POSITIVE + +/* 1280x720@50 Sync Polarity (GTF Mode) */ +#define M1280X720_R50_HSP NEGATIVE +#define M1280X720_R50_VSP POSITIVE + +/* 1280x720@60 Sync Polarity (CEA Mode) */ +#define M1280X720_CEA_R60_HSP POSITIVE +#define M1280X720_CEA_R60_VSP POSITIVE + +/* 1440x900@60 Sync Polarity (CVT Mode) */ +#define M1440X900_R60_HSP NEGATIVE +#define M1440X900_R60_VSP POSITIVE + +/* 1440x900@75 Sync Polarity (CVT Mode) */ +#define M1440X900_R75_HSP NEGATIVE +#define M1440X900_R75_VSP POSITIVE + +/* 1440x900@60 Sync Polarity (CVT Reduce Blanking Mode) */ +#define M1440X900_RB_R60_HSP POSITIVE +#define M1440X900_RB_R60_VSP NEGATIVE + +/* 1600x900@60 Sync Polarity (CVT Mode) */ +#define M1600X900_R60_HSP NEGATIVE +#define M1600X900_R60_VSP POSITIVE + +/* 1600x900@60 Sync Polarity (CVT Reduce Blanking Mode) */ +#define M1600X900_RB_R60_HSP POSITIVE +#define M1600X900_RB_R60_VSP NEGATIVE + +/* 1600x1024@60 Sync Polarity (GTF Mode) */ +#define M1600X1024_R60_HSP NEGATIVE +#define M1600X1024_R60_VSP POSITIVE + +/* 1792x1344@60 Sync Polarity (DMT Mode) */ +#define M1792x1344_R60_HSP NEGATIVE +#define M1792x1344_R60_VSP POSITIVE + +/* 1856x1392@60 Sync Polarity (DMT Mode) */ +#define M1856x1392_R60_HSP NEGATIVE +#define M1856x1392_R60_VSP POSITIVE + +/* 1920x1200@60 Sync Polarity (CVT Mode) */ +#define M1920X1200_R60_HSP NEGATIVE +#define M1920X1200_R60_VSP POSITIVE + +/* 1920x1200@60 Sync Polarity (CVT Reduce Blanking Mode) */ +#define M1920X1200_RB_R60_HSP POSITIVE +#define M1920X1200_RB_R60_VSP NEGATIVE + +/* 1920x1080@60 Sync Polarity (CEA Mode) */ +#define M1920X1080_CEA_R60_HSP POSITIVE +#define M1920X1080_CEA_R60_VSP POSITIVE + +/* 2048x1536@60 Sync Polarity (CVT Mode) */ +#define M2048x1536_R60_HSP NEGATIVE +#define M2048x1536_R60_VSP POSITIVE + +/* define PLL index: */ +#define CLK_25_175M 25175000 +#define CLK_26_880M 26880000 +#define CLK_29_581M 29581000 +#define CLK_31_490M 31490000 +#define CLK_31_500M 31500000 +#define CLK_31_728M 31728000 +#define CLK_32_668M 32688000 +#define CLK_36_000M 36000000 +#define CLK_40_000M 40000000 +#define CLK_41_291M 41291000 +#define CLK_43_163M 43163000 +#define CLK_45_250M 45250000 /* 45.46MHz */ +#define CLK_46_000M 46000000 +#define CLK_46_996M 46996000 +#define CLK_48_000M 48000000 +#define CLK_48_875M 48875000 +#define CLK_49_500M 49500000 +#define CLK_52_406M 52406000 +#define CLK_52_977M 52977000 +#define CLK_56_250M 56250000 +#define CLK_60_466M 60466000 +#define CLK_61_500M 61500000 +#define CLK_65_000M 65000000 +#define CLK_65_178M 65178000 +#define CLK_66_750M 66750000 /* 67.116MHz */ +#define CLK_68_179M 68179000 +#define CLK_69_924M 69924000 +#define CLK_70_159M 70159000 +#define CLK_72_000M 72000000 +#define CLK_74_270M 74270000 +#define CLK_78_750M 78750000 +#define CLK_80_136M 80136000 +#define CLK_83_375M 83375000 +#define CLK_83_950M 83950000 +#define CLK_84_750M 84750000 /* 84.537Mhz */ +#define CLK_85_860M 85860000 +#define CLK_88_750M 88750000 +#define CLK_94_500M 94500000 +#define CLK_97_750M 97750000 +#define CLK_101_000M 101000000 +#define CLK_106_500M 106500000 +#define CLK_108_000M 108000000 +#define CLK_113_309M 113309000 +#define CLK_118_840M 118840000 +#define CLK_119_000M 119000000 +#define CLK_121_750M 121750000 /* 121.704MHz */ +#define CLK_125_104M 125104000 +#define CLK_133_308M 133308000 +#define CLK_135_000M 135000000 +#define CLK_136_700M 136700000 +#define CLK_138_400M 138400000 +#define CLK_146_760M 146760000 +#define CLK_148_500M 148500000 + +#define CLK_153_920M 153920000 +#define CLK_156_000M 156000000 +#define CLK_157_500M 157500000 +#define CLK_162_000M 162000000 +#define CLK_187_000M 187000000 +#define CLK_193_295M 193295000 +#define CLK_202_500M 202500000 +#define CLK_204_000M 204000000 +#define CLK_218_500M 218500000 +#define CLK_234_000M 234000000 +#define CLK_267_250M 267250000 +#define CLK_297_500M 297500000 +#define CLK_74_481M 74481000 +#define CLK_172_798M 172798000 +#define CLK_122_614M 122614000 + +/* CLE266 PLL value +*/ +#define CLE266_PLL_25_175M 0x0000C763 +#define CLE266_PLL_26_880M 0x0000440F +#define CLE266_PLL_29_581M 0x00008421 +#define CLE266_PLL_31_490M 0x00004721 +#define CLE266_PLL_31_500M 0x0000C3B5 +#define CLE266_PLL_31_728M 0x0000471F +#define CLE266_PLL_32_668M 0x0000C449 +#define CLE266_PLL_36_000M 0x0000C5E5 +#define CLE266_PLL_40_000M 0x0000C459 +#define CLE266_PLL_41_291M 0x00004417 +#define CLE266_PLL_43_163M 0x0000C579 +#define CLE266_PLL_45_250M 0x0000C57F /* 45.46MHz */ +#define CLE266_PLL_46_000M 0x0000875A +#define CLE266_PLL_46_996M 0x0000C4E9 +#define CLE266_PLL_48_000M 0x00001443 +#define CLE266_PLL_48_875M 0x00001D63 +#define CLE266_PLL_49_500M 0x00008653 +#define CLE266_PLL_52_406M 0x0000C475 +#define CLE266_PLL_52_977M 0x00004525 +#define CLE266_PLL_56_250M 0x000047B7 +#define CLE266_PLL_60_466M 0x0000494C +#define CLE266_PLL_61_500M 0x00001456 +#define CLE266_PLL_65_000M 0x000086ED +#define CLE266_PLL_65_178M 0x0000855B +#define CLE266_PLL_66_750M 0x0000844B /* 67.116MHz */ +#define CLE266_PLL_68_179M 0x00000413 +#define CLE266_PLL_69_924M 0x00001153 +#define CLE266_PLL_70_159M 0x00001462 +#define CLE266_PLL_72_000M 0x00001879 +#define CLE266_PLL_74_270M 0x00004853 +#define CLE266_PLL_78_750M 0x00004321 +#define CLE266_PLL_80_136M 0x0000051C +#define CLE266_PLL_83_375M 0x0000C25D +#define CLE266_PLL_83_950M 0x00000729 +#define CLE266_PLL_84_750M 0x00008576 /* 84.537MHz */ +#define CLE266_PLL_85_860M 0x00004754 +#define CLE266_PLL_88_750M 0x0000051F +#define CLE266_PLL_94_500M 0x00000521 +#define CLE266_PLL_97_750M 0x00004652 +#define CLE266_PLL_101_000M 0x0000497F +#define CLE266_PLL_106_500M 0x00008477 /* 106.491463 MHz */ +#define CLE266_PLL_108_000M 0x00008479 +#define CLE266_PLL_113_309M 0x00000C5F +#define CLE266_PLL_118_840M 0x00004553 +#define CLE266_PLL_119_000M 0x00000D6C +#define CLE266_PLL_121_750M 0x00004555 /* 121.704MHz */ +#define CLE266_PLL_125_104M 0x000006B5 +#define CLE266_PLL_133_308M 0x0000465F +#define CLE266_PLL_135_000M 0x0000455E +#define CLE266_PLL_136_700M 0x00000C73 +#define CLE266_PLL_138_400M 0x00000957 +#define CLE266_PLL_146_760M 0x00004567 +#define CLE266_PLL_148_500M 0x00000853 +#define CLE266_PLL_153_920M 0x00000856 +#define CLE266_PLL_156_000M 0x0000456D +#define CLE266_PLL_157_500M 0x000005B7 +#define CLE266_PLL_162_000M 0x00004571 +#define CLE266_PLL_187_000M 0x00000976 +#define CLE266_PLL_193_295M 0x0000086C +#define CLE266_PLL_202_500M 0x00000763 +#define CLE266_PLL_204_000M 0x00000764 +#define CLE266_PLL_218_500M 0x0000065C +#define CLE266_PLL_234_000M 0x00000662 +#define CLE266_PLL_267_250M 0x00000670 +#define CLE266_PLL_297_500M 0x000005E6 +#define CLE266_PLL_74_481M 0x0000051A +#define CLE266_PLL_172_798M 0x00004579 +#define CLE266_PLL_122_614M 0x0000073C + +/* K800 PLL value +*/ +#define K800_PLL_25_175M 0x00539001 +#define K800_PLL_26_880M 0x001C8C80 +#define K800_PLL_29_581M 0x00409080 +#define K800_PLL_31_490M 0x006F9001 +#define K800_PLL_31_500M 0x008B9002 +#define K800_PLL_31_728M 0x00AF9003 +#define K800_PLL_32_668M 0x00909002 +#define K800_PLL_36_000M 0x009F9002 +#define K800_PLL_40_000M 0x00578C02 +#define K800_PLL_41_291M 0x00438C01 +#define K800_PLL_43_163M 0x00778C03 +#define K800_PLL_45_250M 0x007D8C83 /* 45.46MHz */ +#define K800_PLL_46_000M 0x00658C02 +#define K800_PLL_46_996M 0x00818C83 +#define K800_PLL_48_000M 0x00848C83 +#define K800_PLL_48_875M 0x00508C81 +#define K800_PLL_49_500M 0x00518C01 +#define K800_PLL_52_406M 0x00738C02 +#define K800_PLL_52_977M 0x00928C83 +#define K800_PLL_56_250M 0x007C8C02 +#define K800_PLL_60_466M 0x00A78C83 +#define K800_PLL_61_500M 0x00AA8C83 +#define K800_PLL_65_000M 0x006B8C01 +#define K800_PLL_65_178M 0x00B48C83 +#define K800_PLL_66_750M 0x00948C82 /* 67.116MHz */ +#define K800_PLL_68_179M 0x00708C01 +#define K800_PLL_69_924M 0x00C18C83 +#define K800_PLL_70_159M 0x00C28C83 +#define K800_PLL_72_000M 0x009F8C82 +#define K800_PLL_74_270M 0x00ce0c03 +#define K800_PLL_78_750M 0x00408801 +#define K800_PLL_80_136M 0x00428801 +#define K800_PLL_83_375M 0x005B0882 +#define K800_PLL_83_950M 0x00738803 +#define K800_PLL_84_750M 0x00748883 /* 84.477MHz */ +#define K800_PLL_85_860M 0x00768883 +#define K800_PLL_88_750M 0x007A8883 +#define K800_PLL_94_500M 0x00828803 +#define K800_PLL_97_750M 0x00878883 +#define K800_PLL_101_000M 0x008B8883 +#define K800_PLL_106_500M 0x00758882 /* 106.491463 MHz */ +#define K800_PLL_108_000M 0x00778882 +#define K800_PLL_113_309M 0x005D8881 +#define K800_PLL_118_840M 0x00A48883 +#define K800_PLL_119_000M 0x00838882 +#define K800_PLL_121_750M 0x00A88883 /* 121.704MHz */ +#define K800_PLL_125_104M 0x00688801 +#define K800_PLL_133_308M 0x005D8801 +#define K800_PLL_135_000M 0x001A4081 +#define K800_PLL_136_700M 0x00BD8883 +#define K800_PLL_138_400M 0x00728881 +#define K800_PLL_146_760M 0x00CC8883 +#define K800_PLL_148_500M 0x00ce0803 +#define K800_PLL_153_920M 0x00548482 +#define K800_PLL_156_000M 0x006B8483 +#define K800_PLL_157_500M 0x00142080 +#define K800_PLL_162_000M 0x006F8483 +#define K800_PLL_187_000M 0x00818483 +#define K800_PLL_193_295M 0x004F8481 +#define K800_PLL_202_500M 0x00538481 +#define K800_PLL_204_000M 0x008D8483 +#define K800_PLL_218_500M 0x00978483 +#define K800_PLL_234_000M 0x00608401 +#define K800_PLL_267_250M 0x006E8481 +#define K800_PLL_297_500M 0x00A48402 +#define K800_PLL_74_481M 0x007B8C81 +#define K800_PLL_172_798M 0x00778483 +#define K800_PLL_122_614M 0x00878882 + +/* PLL for VT3324 */ +#define CX700_25_175M 0x008B1003 +#define CX700_26_719M 0x00931003 +#define CX700_26_880M 0x00941003 +#define CX700_29_581M 0x00A49003 +#define CX700_31_490M 0x00AE1003 +#define CX700_31_500M 0x00AE1003 +#define CX700_31_728M 0x00AF1003 +#define CX700_32_668M 0x00B51003 +#define CX700_36_000M 0x00C81003 +#define CX700_40_000M 0x006E0C03 +#define CX700_41_291M 0x00710C03 +#define CX700_43_163M 0x00770C03 +#define CX700_45_250M 0x007D0C03 /* 45.46MHz */ +#define CX700_46_000M 0x007F0C03 +#define CX700_46_996M 0x00818C83 +#define CX700_48_000M 0x00840C03 +#define CX700_48_875M 0x00508C81 +#define CX700_49_500M 0x00880C03 +#define CX700_52_406M 0x00730C02 +#define CX700_52_977M 0x00920C03 +#define CX700_56_250M 0x009B0C03 +#define CX700_60_466M 0x00460C00 +#define CX700_61_500M 0x00AA0C03 +#define CX700_65_000M 0x006B0C01 +#define CX700_65_178M 0x006B0C01 +#define CX700_66_750M 0x00940C02 /*67.116MHz */ +#define CX700_68_179M 0x00BC0C03 +#define CX700_69_924M 0x00C10C03 +#define CX700_70_159M 0x00C20C03 +#define CX700_72_000M 0x009F0C02 +#define CX700_74_270M 0x00CE0C03 +#define CX700_74_481M 0x00CE0C03 +#define CX700_78_750M 0x006C0803 +#define CX700_80_136M 0x006E0803 +#define CX700_83_375M 0x005B0882 +#define CX700_83_950M 0x00730803 +#define CX700_84_750M 0x00740803 /* 84.537Mhz */ +#define CX700_85_860M 0x00760803 +#define CX700_88_750M 0x00AC8885 +#define CX700_94_500M 0x00820803 +#define CX700_97_750M 0x00870803 +#define CX700_101_000M 0x008B0803 +#define CX700_106_500M 0x00750802 +#define CX700_108_000M 0x00950803 +#define CX700_113_309M 0x005D0801 +#define CX700_118_840M 0x00A40803 +#define CX700_119_000M 0x00830802 +#define CX700_121_750M 0x00420800 /* 121.704MHz */ +#define CX700_125_104M 0x00AD0803 +#define CX700_133_308M 0x00930802 +#define CX700_135_000M 0x00950802 +#define CX700_136_700M 0x00BD0803 +#define CX700_138_400M 0x00720801 +#define CX700_146_760M 0x00CC0803 +#define CX700_148_500M 0x00a40802 +#define CX700_153_920M 0x00540402 +#define CX700_156_000M 0x006B0403 +#define CX700_157_500M 0x006C0403 +#define CX700_162_000M 0x006F0403 +#define CX700_172_798M 0x00770403 +#define CX700_187_000M 0x00810403 +#define CX700_193_295M 0x00850403 +#define CX700_202_500M 0x008C0403 +#define CX700_204_000M 0x008D0403 +#define CX700_218_500M 0x00970403 +#define CX700_234_000M 0x00600401 +#define CX700_267_250M 0x00B90403 +#define CX700_297_500M 0x00CE0403 +#define CX700_122_614M 0x00870802 + +/* Definition CRTC Timing Index */ +#define H_TOTAL_INDEX 0 +#define H_ADDR_INDEX 1 +#define H_BLANK_START_INDEX 2 +#define H_BLANK_END_INDEX 3 +#define H_SYNC_START_INDEX 4 +#define H_SYNC_END_INDEX 5 +#define V_TOTAL_INDEX 6 +#define V_ADDR_INDEX 7 +#define V_BLANK_START_INDEX 8 +#define V_BLANK_END_INDEX 9 +#define V_SYNC_START_INDEX 10 +#define V_SYNC_END_INDEX 11 +#define H_TOTAL_SHADOW_INDEX 12 +#define H_BLANK_END_SHADOW_INDEX 13 +#define V_TOTAL_SHADOW_INDEX 14 +#define V_ADDR_SHADOW_INDEX 15 +#define V_BLANK_SATRT_SHADOW_INDEX 16 +#define V_BLANK_END_SHADOW_INDEX 17 +#define V_SYNC_SATRT_SHADOW_INDEX 18 +#define V_SYNC_END_SHADOW_INDEX 19 + +/* Definition Video Mode Pixel Clock (picoseconds) +*/ +#define RES_480X640_60HZ_PIXCLOCK 39722 +#define RES_640X480_60HZ_PIXCLOCK 39722 +#define RES_640X480_75HZ_PIXCLOCK 31747 +#define RES_640X480_85HZ_PIXCLOCK 27777 +#define RES_640X480_100HZ_PIXCLOCK 23168 +#define RES_640X480_120HZ_PIXCLOCK 19081 +#define RES_720X480_60HZ_PIXCLOCK 37020 +#define RES_720X576_60HZ_PIXCLOCK 30611 +#define RES_800X600_60HZ_PIXCLOCK 25000 +#define RES_800X600_75HZ_PIXCLOCK 20203 +#define RES_800X600_85HZ_PIXCLOCK 17777 +#define RES_800X600_100HZ_PIXCLOCK 14667 +#define RES_800X600_120HZ_PIXCLOCK 11912 +#define RES_800X480_60HZ_PIXCLOCK 33805 +#define RES_848X480_60HZ_PIXCLOCK 31756 +#define RES_856X480_60HZ_PIXCLOCK 31518 +#define RES_1024X512_60HZ_PIXCLOCK 24218 +#define RES_1024X600_60HZ_PIXCLOCK 20460 +#define RES_1024X768_60HZ_PIXCLOCK 15385 +#define RES_1024X768_75HZ_PIXCLOCK 12699 +#define RES_1024X768_85HZ_PIXCLOCK 10582 +#define RES_1024X768_100HZ_PIXCLOCK 8825 +#define RES_1152X864_75HZ_PIXCLOCK 9259 +#define RES_1280X768_60HZ_PIXCLOCK 12480 +#define RES_1280X800_60HZ_PIXCLOCK 11994 +#define RES_1280X960_60HZ_PIXCLOCK 9259 +#define RES_1280X1024_60HZ_PIXCLOCK 9260 +#define RES_1280X1024_75HZ_PIXCLOCK 7408 +#define RES_1280X768_85HZ_PIXCLOCK 6349 +#define RES_1440X1050_60HZ_PIXCLOCK 7993 +#define RES_1600X1200_60HZ_PIXCLOCK 6172 +#define RES_1600X1200_75HZ_PIXCLOCK 4938 +#define RES_1280X720_60HZ_PIXCLOCK 13426 +#define RES_1920X1080_60HZ_PIXCLOCK 5787 +#define RES_1400X1050_60HZ_PIXCLOCK 8214 +#define RES_1400X1050_75HZ_PIXCLOCK 6410 +#define RES_1368X768_60HZ_PIXCLOCK 11647 +#define RES_960X600_60HZ_PIXCLOCK 22099 +#define RES_1000X600_60HZ_PIXCLOCK 20834 +#define RES_1024X576_60HZ_PIXCLOCK 21278 +#define RES_1088X612_60HZ_PIXCLOCK 18877 +#define RES_1152X720_60HZ_PIXCLOCK 14981 +#define RES_1200X720_60HZ_PIXCLOCK 14253 +#define RES_1280X600_60HZ_PIXCLOCK 16260 +#define RES_1280X720_50HZ_PIXCLOCK 16538 +#define RES_1280X768_50HZ_PIXCLOCK 15342 +#define RES_1366X768_50HZ_PIXCLOCK 14301 +#define RES_1366X768_60HZ_PIXCLOCK 11646 +#define RES_1360X768_60HZ_PIXCLOCK 11799 +#define RES_1440X900_60HZ_PIXCLOCK 9390 +#define RES_1440X900_75HZ_PIXCLOCK 7315 +#define RES_1600X900_60HZ_PIXCLOCK 8415 +#define RES_1600X1024_60HZ_PIXCLOCK 7315 +#define RES_1680X1050_60HZ_PIXCLOCK 6814 +#define RES_1680X1050_75HZ_PIXCLOCK 5348 +#define RES_1792X1344_60HZ_PIXCLOCK 4902 +#define RES_1856X1392_60HZ_PIXCLOCK 4577 +#define RES_1920X1200_60HZ_PIXCLOCK 5173 +#define RES_1920X1440_60HZ_PIXCLOCK 4274 +#define RES_1920X1440_75HZ_PIXCLOCK 3367 +#define RES_2048X1536_60HZ_PIXCLOCK 3742 + +#define RES_1360X768_RB_60HZ_PIXCLOCK 13889 +#define RES_1400X1050_RB_60HZ_PIXCLOCK 9901 +#define RES_1440X900_RB_60HZ_PIXCLOCK 11268 +#define RES_1600X900_RB_60HZ_PIXCLOCK 10230 +#define RES_1680X1050_RB_60HZ_PIXCLOCK 8403 +#define RES_1920X1080_RB_60HZ_PIXCLOCK 7225 +#define RES_1920X1200_RB_60HZ_PIXCLOCK 6497 + +/* LCD display method +*/ +#define LCD_EXPANDSION 0x00 +#define LCD_CENTERING 0x01 + +/* LCD mode +*/ +#define LCD_OPENLDI 0x00 +#define LCD_SPWG 0x01 + +/* Define display timing +*/ +struct display_timing { + u16 hor_total; + u16 hor_addr; + u16 hor_blank_start; + u16 hor_blank_end; + u16 hor_sync_start; + u16 hor_sync_end; + u16 ver_total; + u16 ver_addr; + u16 ver_blank_start; + u16 ver_blank_end; + u16 ver_sync_start; + u16 ver_sync_end; +}; + +struct crt_mode_table { + int refresh_rate; + unsigned long clk; + int h_sync_polarity; + int v_sync_polarity; + struct display_timing crtc; +}; + +struct io_reg { + int port; + u8 index; + u8 mask; + u8 value; +}; + +#endif /* __SHARE_H__ */ diff --git a/drivers/video/via/tbl1636.c b/drivers/video/via/tbl1636.c new file mode 100644 index 00000000000..2d8453429d4 --- /dev/null +++ b/drivers/video/via/tbl1636.c @@ -0,0 +1,71 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" +struct IODATA COMMON_INIT_TBL_VT1636[] = { +/* Index, Mask, Value */ + /* Set panel power sequence timing */ + {0x10, 0xC0, 0x00}, + /* T1: VDD on - Data on. Each increment is 1 ms. (50ms = 031h) */ + {0x0B, 0xFF, 0x40}, + /* T2: Data on - Backlight on. Each increment is 2 ms. (210ms = 068h) */ + {0x0C, 0xFF, 0x31}, + /* T3: Backlight off -Data off. Each increment is 2 ms. (210ms = 068h)*/ + {0x0D, 0xFF, 0x31}, + /* T4: Data off - VDD off. Each increment is 1 ms. (50ms = 031h) */ + {0x0E, 0xFF, 0x68}, + /* T5: VDD off - VDD on. Each increment is 100 ms. (500ms = 04h) */ + {0x0F, 0xFF, 0x68}, + /* LVDS output power up */ + {0x09, 0xA0, 0xA0}, + /* turn on back light */ + {0x10, 0x33, 0x13} +}; + +struct IODATA DUAL_CHANNEL_ENABLE_TBL_VT1636[] = { +/* Index, Mask, Value */ + {0x08, 0xF0, 0xE0} /* Input Data Mode Select */ +}; + +struct IODATA SINGLE_CHANNEL_ENABLE_TBL_VT1636[] = { +/* Index, Mask, Value */ + {0x08, 0xF0, 0x00} /* Input Data Mode Select */ +}; + +struct IODATA DITHERING_ENABLE_TBL_VT1636[] = { +/* Index, Mask, Value */ + {0x0A, 0x70, 0x50} +}; + +struct IODATA DITHERING_DISABLE_TBL_VT1636[] = { +/* Index, Mask, Value */ + {0x0A, 0x70, 0x00} +}; + +struct IODATA VDD_ON_TBL_VT1636[] = { +/* Index, Mask, Value */ + {0x10, 0x20, 0x20} +}; + +struct IODATA VDD_OFF_TBL_VT1636[] = { +/* Index, Mask, Value */ + {0x10, 0x20, 0x00} +}; diff --git a/drivers/video/via/tbl1636.h b/drivers/video/via/tbl1636.h new file mode 100644 index 00000000000..d906055f151 --- /dev/null +++ b/drivers/video/via/tbl1636.h @@ -0,0 +1,34 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef _TBL1636_H_ +#define _TBL1636_H_ +#include "hw.h" + +extern struct IODATA COMMON_INIT_TBL_VT1636[8]; +extern struct IODATA DUAL_CHANNEL_ENABLE_TBL_VT1636[1]; +extern struct IODATA SINGLE_CHANNEL_ENABLE_TBL_VT1636[1]; +extern struct IODATA DITHERING_ENABLE_TBL_VT1636[1]; +extern struct IODATA DITHERING_DISABLE_TBL_VT1636[1]; +extern struct IODATA VDD_ON_TBL_VT1636[1]; +extern struct IODATA VDD_OFF_TBL_VT1636[1]; + +#endif /* _VIA_TBL1636_H_ */ diff --git a/drivers/video/via/tblDPASetting.c b/drivers/video/via/tblDPASetting.c new file mode 100644 index 00000000000..0c4c8cc712f --- /dev/null +++ b/drivers/video/via/tblDPASetting.c @@ -0,0 +1,109 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" +/* For VT3324: */ +struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3324[] = { + /* Panel ID, CLK_SEL_ST1[09], CLK_SEL_ST2[08] */ + {LCD_PANEL_ID0_640X480, 0x00, 0x00}, /* For 640x480 */ + {LCD_PANEL_ID1_800X600, 0x00, 0x00}, /* For 800x600 */ + {LCD_PANEL_ID2_1024X768, 0x00, 0x00}, /* For 1024x768 */ + {LCD_PANEL_ID3_1280X768, 0x00, 0x00}, /* For 1280x768 */ + {LCD_PANEL_ID4_1280X1024, 0x00, 0x00}, /* For 1280x1024 */ + {LCD_PANEL_ID5_1400X1050, 0x00, 0x00}, /* For 1400x1050 */ + {LCD_PANEL_ID6_1600X1200, 0x0B, 0x03} /* For 1600x1200 */ +}; + +struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3324[] = { +/* ClkRange, DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1, + DVP1Driving, DFPHigh, DFPLow */ +/* CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2], CR9B, + SR65, CR97, CR99 */ + /* LCK/VCK < 30000000 will use this value */ + {DPA_CLK_RANGE_30M, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, + 0x00}, + /* 30000000 < LCK/VCK < 50000000 will use this value */ + {DPA_CLK_RANGE_30_50M, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, + 0x00}, + /* 50000000 < LCK/VCK < 70000000 will use this value */ + {DPA_CLK_RANGE_50_70M, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, + 0x00}, + /* 70000000 < LCK/VCK < 100000000 will use this value */ + {DPA_CLK_RANGE_70_100M, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, + 0x00}, + /* 100000000 < LCK/VCK < 15000000 will use this value */ + {DPA_CLK_RANGE_100_150M, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, + 0x00}, + /* 15000000 < LCK/VCK will use this value */ + {DPA_CLK_RANGE_150M, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x0E, 0x00, + 0x00}, +}; + +/* For VT3327: */ +struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3327[] = { + /* Panel ID, CLK_SEL_ST1[09], CLK_SEL_ST2[08] */ + {LCD_PANEL_ID0_640X480, 0x00, 0x00}, /* For 640x480 */ + {LCD_PANEL_ID1_800X600, 0x00, 0x00}, /* For 800x600 */ + {LCD_PANEL_ID2_1024X768, 0x00, 0x00}, /* For 1024x768 */ + {LCD_PANEL_ID3_1280X768, 0x00, 0x00}, /* For 1280x768 */ + {LCD_PANEL_ID4_1280X1024, 0x00, 0x00}, /* For 1280x1024 */ + {LCD_PANEL_ID5_1400X1050, 0x00, 0x00}, /* For 1400x1050 */ + {LCD_PANEL_ID6_1600X1200, 0x00, 0x00} /* For 1600x1200 */ +}; + +struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3327[] = { +/* ClkRange,DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1, + DVP1Driving, DFPHigh, DFPLow */ +/* CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2], CR9B, + SR65, CR97, CR99 */ +/* LCK/VCK < 30000000 will use this value */ +{DPA_CLK_RANGE_30M, 0x07, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x08, 0x01}, +/* 30000000 < LCK/VCK < 50000000 will use this value */ +{DPA_CLK_RANGE_30_50M, 0x07, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x08, 0x01}, +/* 50000000 < LCK/VCK < 70000000 will use this value */ +{DPA_CLK_RANGE_50_70M, 0x06, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x08, 0x01}, +/* 70000000 < LCK/VCK < 100000000 will use this value */ +{DPA_CLK_RANGE_70_100M, 0x03, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x08, 0x03}, +/* 100000000 < LCK/VCK < 15000000 will use this value */ +{DPA_CLK_RANGE_100_150M, 0x03, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x01, 0x02}, +/* 15000000 < LCK/VCK will use this value */ +{DPA_CLK_RANGE_150M, 0x00, 0x20, 0x00, 0x10, 0x00, 0x03, 0x00, 0x0D, 0x03}, +}; + +/* For VT3364: */ +struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3364[] = { +/* ClkRange,DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1, + DVP1Driving, DFPHigh, DFPLow */ +/* CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2], CR9B, + SR65, CR97, CR99 */ +/* LCK/VCK < 30000000 will use this value */ +{DPA_CLK_RANGE_30M, 0x07, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x08}, +/* 30000000 < LCK/VCK < 50000000 will use this value */ +{DPA_CLK_RANGE_30_50M, 0x07, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x08}, +/* 50000000 < LCK/VCK < 70000000 will use this value */ +{DPA_CLK_RANGE_50_70M, 0x07, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x08}, +/* 70000000 < LCK/VCK < 100000000 will use this value */ +{DPA_CLK_RANGE_70_100M, 0x07, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x08}, +/* 100000000 < LCK/VCK < 15000000 will use this value */ +{DPA_CLK_RANGE_100_150M, 0x03, 0x00, 0x02, 0x00, 0x00, 0x03, 0x00, 0x00, 0x08}, +/* 15000000 < LCK/VCK will use this value */ +{DPA_CLK_RANGE_150M, 0x01, 0x00, 0x02, 0x10, 0x00, 0x03, 0x00, 0x00, 0x08}, +}; diff --git a/drivers/video/via/tblDPASetting.h b/drivers/video/via/tblDPASetting.h new file mode 100644 index 00000000000..b065a83481d --- /dev/null +++ b/drivers/video/via/tblDPASetting.h @@ -0,0 +1,47 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef _TBLDPASETTING_H_ +#define _TBLDPASETTING_H_ +#include "global.h" + +#define DPA_CLK_30M 30000000 +#define DPA_CLK_50M 50000000 +#define DPA_CLK_70M 70000000 +#define DPA_CLK_100M 100000000 +#define DPA_CLK_150M 150000000 + +enum DPA_RANGE { + DPA_CLK_RANGE_30M, + DPA_CLK_RANGE_30_50M, + DPA_CLK_RANGE_50_70M, + DPA_CLK_RANGE_70_100M, + DPA_CLK_RANGE_100_150M, + DPA_CLK_RANGE_150M +}; + +extern struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3324[7]; +extern struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3324[6]; +extern struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3327[7]; +extern struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3327[]; +extern struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3364[6]; + +#endif diff --git a/drivers/video/via/via_i2c.c b/drivers/video/via/via_i2c.c new file mode 100644 index 00000000000..0f3ed4eb236 --- /dev/null +++ b/drivers/video/via/via_i2c.c @@ -0,0 +1,177 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +static void via_i2c_setscl(void *data, int state) +{ + u8 val; + struct via_i2c_stuff *via_i2c_chan = (struct via_i2c_stuff *)data; + + val = viafb_read_reg(VIASR, via_i2c_chan->i2c_port) & 0xF0; + if (state) + val |= 0x20; + else + val &= ~0x20; + switch (via_i2c_chan->i2c_port) { + case I2CPORTINDEX: + val |= 0x01; + break; + case GPIOPORTINDEX: + val |= 0x80; + break; + default: + DEBUG_MSG("via_i2c: specify wrong i2c port.\n"); + } + viafb_write_reg(via_i2c_chan->i2c_port, VIASR, val); +} + +static int via_i2c_getscl(void *data) +{ + struct via_i2c_stuff *via_i2c_chan = (struct via_i2c_stuff *)data; + + if (viafb_read_reg(VIASR, via_i2c_chan->i2c_port) & 0x08) + return 1; + return 0; +} + +static int via_i2c_getsda(void *data) +{ + struct via_i2c_stuff *via_i2c_chan = (struct via_i2c_stuff *)data; + + if (viafb_read_reg(VIASR, via_i2c_chan->i2c_port) & 0x04) + return 1; + return 0; +} + +static void via_i2c_setsda(void *data, int state) +{ + u8 val; + struct via_i2c_stuff *via_i2c_chan = (struct via_i2c_stuff *)data; + + val = viafb_read_reg(VIASR, via_i2c_chan->i2c_port) & 0xF0; + if (state) + val |= 0x10; + else + val &= ~0x10; + switch (via_i2c_chan->i2c_port) { + case I2CPORTINDEX: + val |= 0x01; + break; + case GPIOPORTINDEX: + val |= 0x40; + break; + default: + DEBUG_MSG("via_i2c: specify wrong i2c port.\n"); + } + viafb_write_reg(via_i2c_chan->i2c_port, VIASR, val); +} + +int viafb_i2c_readbyte(u8 slave_addr, u8 index, u8 *pdata) +{ + u8 mm1[] = {0x00}; + struct i2c_msg msgs[2]; + + *pdata = 0; + msgs[0].flags = 0; + msgs[1].flags = I2C_M_RD; + msgs[0].addr = msgs[1].addr = slave_addr / 2; + mm1[0] = index; + msgs[0].len = 1; msgs[1].len = 1; + msgs[0].buf = mm1; msgs[1].buf = pdata; + i2c_transfer(&viaparinfo->i2c_stuff.adapter, msgs, 2); + + return 0; +} + +int viafb_i2c_writebyte(u8 slave_addr, u8 index, u8 data) +{ + u8 msg[2] = { index, data }; + struct i2c_msg msgs; + + msgs.flags = 0; + msgs.addr = slave_addr / 2; + msgs.len = 2; + msgs.buf = msg; + return i2c_transfer(&viaparinfo->i2c_stuff.adapter, &msgs, 1); +} + +int viafb_i2c_readbytes(u8 slave_addr, u8 index, u8 *buff, int buff_len) +{ + u8 mm1[] = {0x00}; + struct i2c_msg msgs[2]; + + msgs[0].flags = 0; + msgs[1].flags = I2C_M_RD; + msgs[0].addr = msgs[1].addr = slave_addr / 2; + mm1[0] = index; + msgs[0].len = 1; msgs[1].len = buff_len; + msgs[0].buf = mm1; msgs[1].buf = buff; + i2c_transfer(&viaparinfo->i2c_stuff.adapter, msgs, 2); + return 0; +} + +int viafb_create_i2c_bus(void *viapar) +{ + int ret; + struct viafb_par *par = (struct viafb_par *)viapar; + + strcpy(par->i2c_stuff.adapter.name, "via_i2c"); + par->i2c_stuff.i2c_port = 0x0; + par->i2c_stuff.adapter.owner = THIS_MODULE; + par->i2c_stuff.adapter.id = 0x01FFFF; + par->i2c_stuff.adapter.class = 0; + par->i2c_stuff.adapter.algo_data = &par->i2c_stuff.algo; + par->i2c_stuff.adapter.dev.parent = NULL; + par->i2c_stuff.algo.setsda = via_i2c_setsda; + par->i2c_stuff.algo.setscl = via_i2c_setscl; + par->i2c_stuff.algo.getsda = via_i2c_getsda; + par->i2c_stuff.algo.getscl = via_i2c_getscl; + par->i2c_stuff.algo.udelay = 40; + par->i2c_stuff.algo.timeout = 20; + par->i2c_stuff.algo.data = &par->i2c_stuff; + + i2c_set_adapdata(&par->i2c_stuff.adapter, &par->i2c_stuff); + + /* Raise SCL and SDA */ + par->i2c_stuff.i2c_port = I2CPORTINDEX; + via_i2c_setsda(&par->i2c_stuff, 1); + via_i2c_setscl(&par->i2c_stuff, 1); + + par->i2c_stuff.i2c_port = GPIOPORTINDEX; + via_i2c_setsda(&par->i2c_stuff, 1); + via_i2c_setscl(&par->i2c_stuff, 1); + udelay(20); + + ret = i2c_bit_add_bus(&par->i2c_stuff.adapter); + if (ret == 0) + DEBUG_MSG("I2C bus %s registered.\n", + par->i2c_stuff.adapter.name); + else + DEBUG_MSG("Failed to register I2C bus %s.\n", + par->i2c_stuff.adapter.name); + return ret; +} + +void viafb_delete_i2c_buss(void *par) +{ + i2c_del_adapter(&((struct viafb_par *)par)->i2c_stuff.adapter); +} diff --git a/drivers/video/via/via_i2c.h b/drivers/video/via/via_i2c.h new file mode 100644 index 00000000000..3a13242a315 --- /dev/null +++ b/drivers/video/via/via_i2c.h @@ -0,0 +1,46 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#ifndef __VIA_I2C_H__ +#define __VIA_I2C_H__ + +#include <linux/i2c.h> +#include <linux/i2c-algo-bit.h> + +struct via_i2c_stuff { + u16 i2c_port; /* GPIO or I2C port */ + struct i2c_adapter adapter; + struct i2c_algo_bit_data algo; +}; + +#define I2CPORT 0x3c4 +#define I2CPORTINDEX 0x31 +#define GPIOPORT 0x3C4 +#define GPIOPORTINDEX 0x2C +#define I2C_BUS 1 +#define GPIO_BUS 2 +#define DELAYPORT 0x3C3 + +int viafb_i2c_readbyte(u8 slave_addr, u8 index, u8 *pdata); +int viafb_i2c_writebyte(u8 slave_addr, u8 index, u8 data); +int viafb_i2c_readbytes(u8 slave_addr, u8 index, u8 *buff, int buff_len); +int viafb_create_i2c_bus(void *par); +void viafb_delete_i2c_buss(void *par); +#endif /* __VIA_I2C_H__ */ diff --git a/drivers/video/via/via_utility.c b/drivers/video/via/via_utility.c new file mode 100644 index 00000000000..d53c3d54ed8 --- /dev/null +++ b/drivers/video/via/via_utility.c @@ -0,0 +1,253 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +void viafb_get_device_support_state(u32 *support_state) +{ + *support_state = CRT_Device; + + if (viaparinfo->chip_info->tmds_chip_info.tmds_chip_name == VT1632_TMDS) + *support_state |= DVI_Device; + + if (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name == VT1631_LVDS) + *support_state |= LCD_Device; +} + +void viafb_get_device_connect_state(u32 *connect_state) +{ + bool mobile = false; + + *connect_state = CRT_Device; + + if (viafb_dvi_sense()) + *connect_state |= DVI_Device; + + viafb_lcd_get_mobile_state(&mobile); + if (mobile) + *connect_state |= LCD_Device; +} + +bool viafb_lcd_get_support_expand_state(u32 xres, u32 yres) +{ + unsigned int support_state = 0; + + switch (viafb_lcd_panel_id) { + case LCD_PANEL_ID0_640X480: + if ((xres < 640) && (yres < 480)) + support_state = true; + break; + + case LCD_PANEL_ID1_800X600: + if ((xres < 800) && (yres < 600)) + support_state = true; + break; + + case LCD_PANEL_ID2_1024X768: + if ((xres < 1024) && (yres < 768)) + support_state = true; + break; + + case LCD_PANEL_ID3_1280X768: + if ((xres < 1280) && (yres < 768)) + support_state = true; + break; + + case LCD_PANEL_ID4_1280X1024: + if ((xres < 1280) && (yres < 1024)) + support_state = true; + break; + + case LCD_PANEL_ID5_1400X1050: + if ((xres < 1400) && (yres < 1050)) + support_state = true; + break; + + case LCD_PANEL_ID6_1600X1200: + if ((xres < 1600) && (yres < 1200)) + support_state = true; + break; + + case LCD_PANEL_ID7_1366X768: + if ((xres < 1366) && (yres < 768)) + support_state = true; + break; + + case LCD_PANEL_ID8_1024X600: + if ((xres < 1024) && (yres < 600)) + support_state = true; + break; + + case LCD_PANEL_ID9_1280X800: + if ((xres < 1280) && (yres < 800)) + support_state = true; + break; + + case LCD_PANEL_IDA_800X480: + if ((xres < 800) && (yres < 480)) + support_state = true; + break; + + case LCD_PANEL_IDB_1360X768: + if ((xres < 1360) && (yres < 768)) + support_state = true; + break; + + case LCD_PANEL_IDC_480X640: + if ((xres < 480) && (yres < 640)) + support_state = true; + break; + + default: + support_state = false; + break; + } + + return support_state; +} + +/*====================================================================*/ +/* Gamma Function Implementation*/ +/*====================================================================*/ + +void viafb_set_gamma_table(int bpp, unsigned int *gamma_table) +{ + int i, sr1a; + int active_device_amount = 0; + int device_status = viafb_DeviceStatus; + + for (i = 0; i < sizeof(viafb_DeviceStatus) * 8; i++) { + if (device_status & 1) + active_device_amount++; + device_status >>= 1; + } + + /* 8 bpp mode can't adjust gamma */ + if (bpp == 8) + return ; + + /* Enable Gamma */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + viafb_write_reg_mask(SR16, VIASR, 0x80, BIT7); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + viafb_write_reg_mask(CR33, VIACR, 0x80, BIT7); + break; + } + sr1a = (unsigned int)viafb_read_reg(VIASR, SR1A); + viafb_write_reg_mask(SR1A, VIASR, 0x0, BIT0); + + /* Fill IGA1 Gamma Table */ + outb(0, LUT_INDEX_WRITE); + for (i = 0; i < 256; i++) { + outb(gamma_table[i] >> 16, LUT_DATA); + outb(gamma_table[i] >> 8 & 0xFF, LUT_DATA); + outb(gamma_table[i] & 0xFF, LUT_DATA); + } + + /* If adjust Gamma value in SAMM, fill IGA1, + IGA2 Gamma table simultanous. */ + /* Switch to IGA2 Gamma Table */ + if ((active_device_amount > 1) && + !((viaparinfo->chip_info->gfx_chip_name == + UNICHROME_CLE266) && + (viaparinfo->chip_info->gfx_chip_revision < 15))) { + viafb_write_reg_mask(SR1A, VIASR, 0x01, BIT0); + viafb_write_reg_mask(CR6A, VIACR, 0x02, BIT1); + + /* Fill IGA2 Gamma Table */ + outb(0, LUT_INDEX_WRITE); + for (i = 0; i < 256; i++) { + outb(gamma_table[i] >> 16, LUT_DATA); + outb(gamma_table[i] >> 8 & 0xFF, LUT_DATA); + outb(gamma_table[i] & 0xFF, LUT_DATA); + } + } + viafb_write_reg(SR1A, VIASR, sr1a); +} + +void viafb_get_gamma_table(unsigned int *gamma_table) +{ + unsigned char color_r, color_g, color_b; + unsigned char sr1a = 0; + int i; + + /* Enable Gamma */ + switch (viaparinfo->chip_info->gfx_chip_name) { + case UNICHROME_CLE266: + case UNICHROME_K400: + viafb_write_reg_mask(SR16, VIASR, 0x80, BIT7); + break; + + case UNICHROME_K800: + case UNICHROME_PM800: + case UNICHROME_CN700: + case UNICHROME_CX700: + case UNICHROME_K8M890: + case UNICHROME_P4M890: + case UNICHROME_P4M900: + viafb_write_reg_mask(CR33, VIACR, 0x80, BIT7); + break; + } + sr1a = viafb_read_reg(VIASR, SR1A); + viafb_write_reg_mask(SR1A, VIASR, 0x0, BIT0); + + /* Reading gamma table to get color value */ + outb(0, LUT_INDEX_READ); + for (i = 0; i < 256; i++) { + color_r = inb(LUT_DATA); + color_g = inb(LUT_DATA); + color_b = inb(LUT_DATA); + gamma_table[i] = + ((((u32) color_r) << 16) | + (((u16) color_g) << 8)) | color_b; + } + viafb_write_reg(SR1A, VIASR, sr1a); +} + +void viafb_get_gamma_support_state(int bpp, unsigned int *support_state) +{ + if (bpp == 8) + *support_state = None_Device; + else + *support_state = CRT_Device | DVI_Device | LCD_Device; +} + +int viafb_input_parameter_converter(int parameter_value) +{ + int result; + + if (parameter_value >= 1 && parameter_value <= 9) + result = 1 << (parameter_value - 1); + else + result = 1; + + return result; +} diff --git a/drivers/video/via/via_utility.h b/drivers/video/via/via_utility.h new file mode 100644 index 00000000000..2fd455202eb --- /dev/null +++ b/drivers/video/via/via_utility.h @@ -0,0 +1,35 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ +#ifndef __VIAUTILITY_H__ +#define __VIAUTILITY_H__ + +/* These functions are used to get infomation about device's state */ +void viafb_get_device_support_state(u32 *support_state); +void viafb_get_device_connect_state(u32 *connect_state); +bool viafb_lcd_get_support_expand_state(u32 xres, u32 yres); + +/* These function are used to access gamma table */ +void viafb_set_gamma_table(int bpp, unsigned int *gamma_table); +void viafb_get_gamma_table(unsigned int *gamma_table); +void viafb_get_gamma_support_state(int bpp, unsigned int *support_state); +int viafb_input_parameter_converter(int parameter_value); + +#endif /* __VIAUTILITY_H__ */ diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c new file mode 100644 index 00000000000..0132eae06f5 --- /dev/null +++ b/drivers/video/via/viafbdev.c @@ -0,0 +1,2571 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <linux/module.h> +#define _MASTER_FILE + +#include "global.h" + +static int MAX_CURS = 32; +static struct fb_var_screeninfo default_var; +static char *viafb_name = "Via"; +static u32 pseudo_pal[17]; + +/* video mode */ +static char *viafb_mode = "640x480"; +static char *viafb_mode1 = "640x480"; +static int viafb_resMode = VIA_RES_640X480; + +/* Added for specifying active devices.*/ +char *viafb_active_dev = ""; + +/* Added for specifying video on devices.*/ +char *viafb_video_dev = ""; + +/*Added for specify lcd output port*/ +char *viafb_lcd_port = ""; +char *viafb_dvi_port = ""; + +static void viafb_set_device(struct device_t active_dev); +static int apply_device_setting(struct viafb_ioctl_setting setting_info, + struct fb_info *info); +static void apply_second_mode_setting(struct fb_var_screeninfo + *sec_var); +static void retrieve_device_setting(struct viafb_ioctl_setting + *setting_info); +static void viafb_set_video_device(u32 video_dev_info); +static void viafb_get_video_device(u32 *video_dev_info); + +/* Mode information */ +static const struct viafb_modeinfo viafb_modentry[] = { + {480, 640, VIA_RES_480X640, "480x640"}, + {640, 480, VIA_RES_640X480, "640x480"}, + {800, 480, VIA_RES_800X480, "800x480"}, + {800, 600, VIA_RES_800X600, "800x600"}, + {1024, 768, VIA_RES_1024X768, "1024x768"}, + {1152, 864, VIA_RES_1152X864, "1152x864"}, + {1280, 1024, VIA_RES_1280X1024, "1280x1024"}, + {1600, 1200, VIA_RES_1600X1200, "1600x1200"}, + {1440, 1050, VIA_RES_1440X1050, "1440x1050"}, + {1280, 768, VIA_RES_1280X768, "1280x768"}, + {1280, 800, VIA_RES_1280X800, "1280x800"}, + {1280, 960, VIA_RES_1280X960, "1280x960"}, + {1920, 1440, VIA_RES_1920X1440, "1920x1440"}, + {848, 480, VIA_RES_848X480, "848x480"}, + {1400, 1050, VIA_RES_1400X1050, "1400x1050"}, + {720, 480, VIA_RES_720X480, "720x480"}, + {720, 576, VIA_RES_720X576, "720x576"}, + {1024, 512, VIA_RES_1024X512, "1024x512"}, + {1024, 576, VIA_RES_1024X576, "1024x576"}, + {1024, 600, VIA_RES_1024X600, "1024x600"}, + {1280, 720, VIA_RES_1280X720, "1280x720"}, + {1920, 1080, VIA_RES_1920X1080, "1920x1080"}, + {1366, 768, VIA_RES_1368X768, "1368x768"}, + {1680, 1050, VIA_RES_1680X1050, "1680x1050"}, + {960, 600, VIA_RES_960X600, "960x600"}, + {1000, 600, VIA_RES_1000X600, "1000x600"}, + {1024, 576, VIA_RES_1024X576, "1024x576"}, + {1024, 600, VIA_RES_1024X600, "1024x600"}, + {1088, 612, VIA_RES_1088X612, "1088x612"}, + {1152, 720, VIA_RES_1152X720, "1152x720"}, + {1200, 720, VIA_RES_1200X720, "1200x720"}, + {1280, 600, VIA_RES_1280X600, "1280x600"}, + {1360, 768, VIA_RES_1360X768, "1360x768"}, + {1440, 900, VIA_RES_1440X900, "1440x900"}, + {1600, 900, VIA_RES_1600X900, "1600x900"}, + {1600, 1024, VIA_RES_1600X1024, "1600x1024"}, + {1792, 1344, VIA_RES_1792X1344, "1792x1344"}, + {1856, 1392, VIA_RES_1856X1392, "1856x1392"}, + {1920, 1200, VIA_RES_1920X1200, "1920x1200"}, + {2048, 1536, VIA_RES_2048X1536, "2048x1536"}, + {0, 0, VIA_RES_INVALID, "640x480"} +}; + +static struct fb_ops viafb_ops; + +static int viafb_update_fix(struct fb_fix_screeninfo *fix, struct fb_info *info) +{ + struct viafb_par *ppar; + ppar = info->par; + + DEBUG_MSG(KERN_INFO "viafb_update_fix!\n"); + + fix->visual = + ppar->bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; + fix->line_length = ppar->linelength; + + return 0; +} + + +static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix, + struct viafb_par *viaparinfo) +{ + memset(fix, 0, sizeof(struct fb_fix_screeninfo)); + strcpy(fix->id, viafb_name); + + fix->smem_start = viaparinfo->fbmem; + fix->smem_len = viaparinfo->fbmem_free; + fix->mmio_start = viaparinfo->mmio_base; + fix->mmio_len = viaparinfo->mmio_len; + + fix->type = FB_TYPE_PACKED_PIXELS; + fix->type_aux = 0; + + fix->xpanstep = fix->ywrapstep = 0; + fix->ypanstep = 1; + + /* Just tell the accel name */ + viafbinfo->fix.accel = FB_ACCEL_VIA_UNICHROME; +} +static int viafb_open(struct fb_info *info, int user) +{ + DEBUG_MSG(KERN_INFO "viafb_open!\n"); + return 0; +} + +static int viafb_release(struct fb_info *info, int user) +{ + DEBUG_MSG(KERN_INFO "viafb_release!\n"); + return 0; +} + +static void viafb_update_viafb_par(struct fb_info *info) +{ + struct viafb_par *ppar; + + ppar = info->par; + ppar->bpp = info->var.bits_per_pixel; + ppar->linelength = ((info->var.xres_virtual + 7) & ~7) * ppar->bpp / 8; + ppar->hres = info->var.xres; + ppar->vres = info->var.yres; + ppar->xoffset = info->var.xoffset; + ppar->yoffset = info->var.yoffset; +} + +static int viafb_check_var(struct fb_var_screeninfo *var, + struct fb_info *info) +{ + int vmode_index, htotal, vtotal; + struct viafb_par *ppar; + u32 long_refresh; + struct viafb_par *p_viafb_par; + ppar = info->par; + + + DEBUG_MSG(KERN_INFO "viafb_check_var!\n"); + /* Sanity check */ + /* HW neither support interlacte nor double-scaned mode */ + if (var->vmode & FB_VMODE_INTERLACED || var->vmode & FB_VMODE_DOUBLE) + return -EINVAL; + + vmode_index = viafb_get_mode_index(var->xres, var->yres, 0); + if (vmode_index == VIA_RES_INVALID) { + DEBUG_MSG(KERN_INFO + "viafb: Mode %dx%dx%d not supported!!\n", + var->xres, var->yres, var->bits_per_pixel); + return -EINVAL; + } + + if (24 == var->bits_per_pixel) + var->bits_per_pixel = 32; + + if (var->bits_per_pixel != 8 && var->bits_per_pixel != 16 && + var->bits_per_pixel != 32) + return -EINVAL; + + if ((var->xres_virtual * (var->bits_per_pixel >> 3)) & 0x1F) + /*32 pixel alignment */ + var->xres_virtual = (var->xres_virtual + 31) & ~31; + if (var->xres_virtual * var->yres_virtual * var->bits_per_pixel / 8 > + ppar->memsize) + return -EINVAL; + + /* Based on var passed in to calculate the refresh, + * because our driver use some modes special. + */ + htotal = var->xres + var->left_margin + + var->right_margin + var->hsync_len; + vtotal = var->yres + var->upper_margin + + var->lower_margin + var->vsync_len; + long_refresh = 1000000000UL / var->pixclock * 1000; + long_refresh /= (htotal * vtotal); + + viafb_refresh = viafb_get_refresh(var->xres, var->yres, long_refresh); + + /* Adjust var according to our driver's own table */ + viafb_fill_var_timing_info(var, viafb_refresh, vmode_index); + + /* This is indeed a patch for VT3353 */ + if (!info->par) + return -1; + p_viafb_par = (struct viafb_par *)info->par; + if (p_viafb_par->chip_info->gfx_chip_name == UNICHROME_VX800) + var->accel_flags = 0; + + return 0; +} + +static int viafb_set_par(struct fb_info *info) +{ + int vmode_index; + int vmode_index1 = 0; + DEBUG_MSG(KERN_INFO "viafb_set_par!\n"); + + viafb_update_device_setting(info->var.xres, info->var.yres, + info->var.bits_per_pixel, viafb_refresh, 0); + + vmode_index = viafb_get_mode_index(info->var.xres, info->var.yres, 0); + + if (viafb_SAMM_ON == 1) { + DEBUG_MSG(KERN_INFO + "viafb_second_xres = %d, viafb_second_yres = %d, bpp = %d\n", + viafb_second_xres, viafb_second_yres, viafb_bpp1); + vmode_index1 = viafb_get_mode_index(viafb_second_xres, + viafb_second_yres, 1); + DEBUG_MSG(KERN_INFO "->viafb_SAMM_ON: index=%d\n", + vmode_index1); + + viafb_update_device_setting(viafb_second_xres, + viafb_second_yres, viafb_bpp1, viafb_refresh1, 1); + } + + if (vmode_index != VIA_RES_INVALID) { + viafb_setmode(vmode_index, info->var.xres, info->var.yres, + info->var.bits_per_pixel, vmode_index1, + viafb_second_xres, viafb_second_yres, viafb_bpp1); + + /*We should set memory offset according virtual_x */ + /*Fix me:put this function into viafb_setmode */ + viafb_memory_pitch_patch(info); + + /* Update ***fb_par information */ + viafb_update_viafb_par(info); + + /* Update other fixed information */ + viafb_update_fix(&info->fix, info); + viafb_bpp = info->var.bits_per_pixel; + /* Update viafb_accel, it is necessary to our 2D accelerate */ + viafb_accel = info->var.accel_flags; + + if (viafb_accel) + viafb_set_2d_color_depth(info->var.bits_per_pixel); + } + + return 0; +} + +/* Set one color register */ +static int viafb_setcolreg(unsigned regno, unsigned red, unsigned green, +unsigned blue, unsigned transp, struct fb_info *info) +{ + u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10; + unsigned cmap_entries = (info->var.bits_per_pixel == 8) ? 256 : 16; + DEBUG_MSG(KERN_INFO "viafb_setcolreg!\n"); + if (regno >= cmap_entries) + return 1; + if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) { + /* + * Read PCI bus 0,dev 0,function 0,index 0xF6 to get chip rev. + */ + outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8); + rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff; + } + switch (info->var.bits_per_pixel) { + case 8: + outb(0x1A, 0x3C4); + sr1a = inb(0x3C5); + outb(0x1B, 0x3C4); + sr1b = inb(0x3C5); + outb(0x67, 0x3D4); + cr67 = inb(0x3D5); + outb(0x6A, 0x3D4); + cr6a = inb(0x3D5); + + /* Map the 3C6/7/8/9 to the IGA2 */ + outb(0x1A, 0x3C4); + outb(sr1a | 0x01, 0x3C5); + /* Second Display Engine colck always on */ + outb(0x1B, 0x3C4); + outb(sr1b | 0x80, 0x3C5); + /* Second Display Color Depth 8 */ + outb(0x67, 0x3D4); + outb(cr67 & 0x3F, 0x3D5); + outb(0x6A, 0x3D4); + /* Second Display Channel Reset CR6A[6]) */ + outb(cr6a & 0xBF, 0x3D5); + /* Second Display Channel Enable CR6A[7] */ + outb(cr6a | 0x80, 0x3D5); + /* Second Display Channel stop reset) */ + outb(cr6a | 0x40, 0x3D5); + + /* Bit mask of palette */ + outb(0xFF, 0x3c6); + /* Write one register of IGA2 */ + outb(regno, 0x3C8); + if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name && + rev >= 15) { + shift = 8; + viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5); + viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7); + } else { + shift = 10; + viafb_write_reg_mask(CR6A, VIACR, 0, BIT5); + viafb_write_reg_mask(SR15, VIASR, 0, BIT7); + } + outb(red >> shift, 0x3C9); + outb(green >> shift, 0x3C9); + outb(blue >> shift, 0x3C9); + + /* Map the 3C6/7/8/9 to the IGA1 */ + outb(0x1A, 0x3C4); + outb(sr1a & 0xFE, 0x3C5); + /* Bit mask of palette */ + outb(0xFF, 0x3c6); + /* Write one register of IGA1 */ + outb(regno, 0x3C8); + outb(red >> shift, 0x3C9); + outb(green >> shift, 0x3C9); + outb(blue >> shift, 0x3C9); + + outb(0x1A, 0x3C4); + outb(sr1a, 0x3C5); + outb(0x1B, 0x3C4); + outb(sr1b, 0x3C5); + outb(0x67, 0x3D4); + outb(cr67, 0x3D5); + outb(0x6A, 0x3D4); + outb(cr6a, 0x3D5); + break; + case 16: + ((u32 *) info->pseudo_palette)[regno] = (red & 0xF800) | + ((green & 0xFC00) >> 5) | ((blue & 0xF800) >> 11); + break; + case 32: + ((u32 *) info->pseudo_palette)[regno] = + ((transp & 0xFF00) << 16) | + ((red & 0xFF00) << 8) | + ((green & 0xFF00)) | ((blue & 0xFF00) >> 8); + break; + } + + return 0; + +} + +/*CALLED BY: fb_set_cmap */ +/* fb_set_var, pass 256 colors */ +/*CALLED BY: fb_set_cmap */ +/* fbcon_set_palette, pass 16 colors */ +static int viafb_setcmap(struct fb_cmap *cmap, struct fb_info *info) +{ + u32 len = cmap->len; + u32 i; + u16 *pred = cmap->red; + u16 *pgreen = cmap->green; + u16 *pblue = cmap->blue; + u16 *ptransp = cmap->transp; + u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10; + if (len > 256) + return 1; + if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) { + /* + * Read PCI bus 0, dev 0, function 0, index 0xF6 to get chip + * rev. + */ + outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8); + rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff; + } + switch (info->var.bits_per_pixel) { + case 8: + outb(0x1A, 0x3C4); + sr1a = inb(0x3C5); + outb(0x1B, 0x3C4); + sr1b = inb(0x3C5); + outb(0x67, 0x3D4); + cr67 = inb(0x3D5); + outb(0x6A, 0x3D4); + cr6a = inb(0x3D5); + /* Map the 3C6/7/8/9 to the IGA2 */ + outb(0x1A, 0x3C4); + outb(sr1a | 0x01, 0x3C5); + outb(0x1B, 0x3C4); + /* Second Display Engine colck always on */ + outb(sr1b | 0x80, 0x3C5); + outb(0x67, 0x3D4); + /* Second Display Color Depth 8 */ + outb(cr67 & 0x3F, 0x3D5); + outb(0x6A, 0x3D4); + /* Second Display Channel Reset CR6A[6]) */ + outb(cr6a & 0xBF, 0x3D5); + /* Second Display Channel Enable CR6A[7] */ + outb(cr6a | 0x80, 0x3D5); + /* Second Display Channel stop reset) */ + outb(cr6a | 0xC0, 0x3D5); + + /* Bit mask of palette */ + outb(0xFF, 0x3c6); + outb(0x00, 0x3C8); + if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name && + rev >= 15) { + shift = 8; + viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5); + viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7); + } else { + shift = 10; + viafb_write_reg_mask(CR6A, VIACR, 0, BIT5); + viafb_write_reg_mask(SR15, VIASR, 0, BIT7); + } + for (i = 0; i < len; i++) { + outb((*(pred + i)) >> shift, 0x3C9); + outb((*(pgreen + i)) >> shift, 0x3C9); + outb((*(pblue + i)) >> shift, 0x3C9); + } + + outb(0x1A, 0x3C4); + /* Map the 3C6/7/8/9 to the IGA1 */ + outb(sr1a & 0xFE, 0x3C5); + /* Bit mask of palette */ + outb(0xFF, 0x3c6); + outb(0x00, 0x3C8); + for (i = 0; i < len; i++) { + outb((*(pred + i)) >> shift, 0x3C9); + outb((*(pgreen + i)) >> shift, 0x3C9); + outb((*(pblue + i)) >> shift, 0x3C9); + } + + outb(0x1A, 0x3C4); + outb(sr1a, 0x3C5); + outb(0x1B, 0x3C4); + outb(sr1b, 0x3C5); + outb(0x67, 0x3D4); + outb(cr67, 0x3D5); + outb(0x6A, 0x3D4); + outb(cr6a, 0x3D5); + break; + case 16: + if (len > 17) + return 0; /* Because static u32 pseudo_pal[17]; */ + for (i = 0; i < len; i++) + ((u32 *) info->pseudo_palette)[i] = + (*(pred + i) & 0xF800) | + ((*(pgreen + i) & 0xFC00) >> 5) | + ((*(pblue + i) & 0xF800) >> 11); + break; + case 32: + if (len > 17) + return 0; + if (ptransp) { + for (i = 0; i < len; i++) + ((u32 *) info->pseudo_palette)[i] = + ((*(ptransp + i) & 0xFF00) << 16) | + ((*(pred + i) & 0xFF00) << 8) | + ((*(pgreen + i) & 0xFF00)) | + ((*(pblue + i) & 0xFF00) >> 8); + } else { + for (i = 0; i < len; i++) + ((u32 *) info->pseudo_palette)[i] = + 0x00000000 | + ((*(pred + i) & 0xFF00) << 8) | + ((*(pgreen + i) & 0xFF00)) | + ((*(pblue + i) & 0xFF00) >> 8); + } + break; + } + return 0; +} + +static int viafb_pan_display(struct fb_var_screeninfo *var, + struct fb_info *info) +{ + unsigned int offset; + + DEBUG_MSG(KERN_INFO "viafb_pan_display!\n"); + + offset = (var->xoffset + (var->yoffset * var->xres_virtual)) * + var->bits_per_pixel / 16; + + DEBUG_MSG(KERN_INFO "\nviafb_pan_display,offset =%d ", offset); + + viafb_write_reg_mask(0x48, 0x3d4, ((offset >> 24) & 0x3), 0x3); + viafb_write_reg_mask(0x34, 0x3d4, ((offset >> 16) & 0xff), 0xff); + viafb_write_reg_mask(0x0c, 0x3d4, ((offset >> 8) & 0xff), 0xff); + viafb_write_reg_mask(0x0d, 0x3d4, (offset & 0xff), 0xff); + + return 0; +} + +static int viafb_blank(int blank_mode, struct fb_info *info) +{ + DEBUG_MSG(KERN_INFO "viafb_blank!\n"); + /* clear DPMS setting */ + + switch (blank_mode) { + case FB_BLANK_UNBLANK: + /* Screen: On, HSync: On, VSync: On */ + /* control CRT monitor power management */ + viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5); + break; + case FB_BLANK_HSYNC_SUSPEND: + /* Screen: Off, HSync: Off, VSync: On */ + /* control CRT monitor power management */ + viafb_write_reg_mask(CR36, VIACR, 0x10, BIT4 + BIT5); + break; + case FB_BLANK_VSYNC_SUSPEND: + /* Screen: Off, HSync: On, VSync: Off */ + /* control CRT monitor power management */ + viafb_write_reg_mask(CR36, VIACR, 0x20, BIT4 + BIT5); + break; + case FB_BLANK_POWERDOWN: + /* Screen: Off, HSync: Off, VSync: Off */ + /* control CRT monitor power management */ + viafb_write_reg_mask(CR36, VIACR, 0x30, BIT4 + BIT5); + break; + } + + return 0; +} + +static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg) +{ + struct viafb_ioctl_mode viamode; + struct viafb_ioctl_samm viasamm; + struct viafb_driver_version driver_version; + struct fb_var_screeninfo sec_var; + struct _panel_size_pos_info panel_pos_size_para; + u32 state_info = 0; + u32 viainfo_size = sizeof(struct viafb_ioctl_info); + u32 *viafb_gamma_table; + char driver_name[] = "viafb"; + + u32 __user *argp = (u32 __user *) arg; + u32 gpu32; + u32 video_dev_info = 0; + struct viafb_ioctl_setting viafb_setting = {}; + struct device_t active_dev = {}; + + DEBUG_MSG(KERN_INFO "viafb_ioctl: 0x%X !!\n", cmd); + + switch (cmd) { + case VIAFB_GET_CHIP_INFO: + if (copy_to_user(argp, viaparinfo->chip_info, + sizeof(struct chip_information))) + return -EFAULT; + break; + case VIAFB_GET_INFO_SIZE: + return put_user(viainfo_size, argp); + case VIAFB_GET_INFO: + return viafb_ioctl_get_viafb_info(arg); + case VIAFB_HOTPLUG: + return put_user(viafb_ioctl_hotplug(info->var.xres, + info->var.yres, + info->var.bits_per_pixel), argp); + case VIAFB_SET_HOTPLUG_FLAG: + if (copy_from_user(&gpu32, argp, sizeof(gpu32))) + return -EFAULT; + viafb_hotplug = (gpu32) ? 1 : 0; + break; + case VIAFB_GET_RESOLUTION: + viamode.xres = (u32) viafb_hotplug_Xres; + viamode.yres = (u32) viafb_hotplug_Yres; + viamode.refresh = (u32) viafb_hotplug_refresh; + viamode.bpp = (u32) viafb_hotplug_bpp; + if (viafb_SAMM_ON == 1) { + viamode.xres_sec = viafb_second_xres; + viamode.yres_sec = viafb_second_yres; + viamode.virtual_xres_sec = viafb_second_virtual_xres; + viamode.virtual_yres_sec = viafb_second_virtual_yres; + viamode.refresh_sec = viafb_refresh1; + viamode.bpp_sec = viafb_bpp1; + } else { + viamode.xres_sec = 0; + viamode.yres_sec = 0; + viamode.virtual_xres_sec = 0; + viamode.virtual_yres_sec = 0; + viamode.refresh_sec = 0; + viamode.bpp_sec = 0; + } + if (copy_to_user(argp, &viamode, sizeof(viamode))) + return -EFAULT; + break; + case VIAFB_GET_SAMM_INFO: + viasamm.samm_status = viafb_SAMM_ON; + + if (viafb_SAMM_ON == 1) { + if (viafb_dual_fb) { + viasamm.size_prim = viaparinfo->fbmem_free; + viasamm.size_sec = viaparinfo1->fbmem_free; + } else { + if (viafb_second_size) { + viasamm.size_prim = + viaparinfo->fbmem_free - + viafb_second_size * 1024 * 1024; + viasamm.size_sec = + viafb_second_size * 1024 * 1024; + } else { + viasamm.size_prim = + viaparinfo->fbmem_free >> 1; + viasamm.size_sec = + (viaparinfo->fbmem_free >> 1); + } + } + viasamm.mem_base = viaparinfo->fbmem; + viasamm.offset_sec = viafb_second_offset; + } else { + viasamm.size_prim = + viaparinfo->memsize - viaparinfo->fbmem_used; + viasamm.size_sec = 0; + viasamm.mem_base = viaparinfo->fbmem; + viasamm.offset_sec = 0; + } + + if (copy_to_user(argp, &viasamm, sizeof(viasamm))) + return -EFAULT; + + break; + case VIAFB_TURN_ON_OUTPUT_DEVICE: + if (copy_from_user(&gpu32, argp, sizeof(gpu32))) + return -EFAULT; + if (gpu32 & CRT_Device) + viafb_crt_enable(); + if (gpu32 & DVI_Device) + viafb_dvi_enable(); + if (gpu32 & LCD_Device) + viafb_lcd_enable(); + break; + case VIAFB_TURN_OFF_OUTPUT_DEVICE: + if (copy_from_user(&gpu32, argp, sizeof(gpu32))) + return -EFAULT; + if (gpu32 & CRT_Device) + viafb_crt_disable(); + if (gpu32 & DVI_Device) + viafb_dvi_disable(); + if (gpu32 & LCD_Device) + viafb_lcd_disable(); + break; + case VIAFB_SET_DEVICE: + if (copy_from_user(&active_dev, (void *)argp, + sizeof(active_dev))) + return -EFAULT; + viafb_set_device(active_dev); + viafb_set_par(info); + break; + case VIAFB_GET_DEVICE: + active_dev.crt = viafb_CRT_ON; + active_dev.dvi = viafb_DVI_ON; + active_dev.lcd = viafb_LCD_ON; + active_dev.samm = viafb_SAMM_ON; + active_dev.primary_dev = viafb_primary_dev; + + active_dev.lcd_dsp_cent = viafb_lcd_dsp_method; + active_dev.lcd_panel_id = viafb_lcd_panel_id; + active_dev.lcd_mode = viafb_lcd_mode; + + active_dev.xres = viafb_hotplug_Xres; + active_dev.yres = viafb_hotplug_Yres; + + active_dev.xres1 = viafb_second_xres; + active_dev.yres1 = viafb_second_yres; + + active_dev.bpp = viafb_bpp; + active_dev.bpp1 = viafb_bpp1; + active_dev.refresh = viafb_refresh; + active_dev.refresh1 = viafb_refresh1; + + active_dev.epia_dvi = viafb_platform_epia_dvi; + active_dev.lcd_dual_edge = viafb_device_lcd_dualedge; + active_dev.bus_width = viafb_bus_width; + + if (copy_to_user(argp, &active_dev, sizeof(active_dev))) + return -EFAULT; + break; + + case VIAFB_GET_DRIVER_VERSION: + driver_version.iMajorNum = VERSION_MAJOR; + driver_version.iKernelNum = VERSION_KERNEL; + driver_version.iOSNum = VERSION_OS; + driver_version.iMinorNum = VERSION_MINOR; + + if (copy_to_user(argp, &driver_version, + sizeof(driver_version))) + return -EFAULT; + + break; + + case VIAFB_SET_DEVICE_INFO: + if (copy_from_user(&viafb_setting, + argp, sizeof(viafb_setting))) + return -EFAULT; + if (apply_device_setting(viafb_setting, info) < 0) + return -EINVAL; + + break; + + case VIAFB_SET_SECOND_MODE: + if (copy_from_user(&sec_var, argp, sizeof(sec_var))) + return -EFAULT; + apply_second_mode_setting(&sec_var); + break; + + case VIAFB_GET_DEVICE_INFO: + + retrieve_device_setting(&viafb_setting); + + if (copy_to_user(argp, &viafb_setting, sizeof(viafb_setting))) + return -EFAULT; + + break; + + case VIAFB_GET_DEVICE_SUPPORT: + viafb_get_device_support_state(&state_info); + if (put_user(state_info, argp)) + return -EFAULT; + break; + + case VIAFB_GET_DEVICE_CONNECT: + viafb_get_device_connect_state(&state_info); + if (put_user(state_info, argp)) + return -EFAULT; + break; + + case VIAFB_GET_PANEL_SUPPORT_EXPAND: + state_info = + viafb_lcd_get_support_expand_state(info->var.xres, + info->var.yres); + if (put_user(state_info, argp)) + return -EFAULT; + break; + + case VIAFB_GET_DRIVER_NAME: + if (copy_to_user(argp, driver_name, sizeof(driver_name))) + return -EFAULT; + break; + + case VIAFB_SET_GAMMA_LUT: + viafb_gamma_table = kmalloc(256 * sizeof(u32), GFP_KERNEL); + if (!viafb_gamma_table) + return -ENOMEM; + if (copy_from_user(viafb_gamma_table, argp, + sizeof(viafb_gamma_table))) { + kfree(viafb_gamma_table); + return -EFAULT; + } + viafb_set_gamma_table(viafb_bpp, viafb_gamma_table); + kfree(viafb_gamma_table); + break; + + case VIAFB_GET_GAMMA_LUT: + viafb_gamma_table = kmalloc(256 * sizeof(u32), GFP_KERNEL); + if (!viafb_gamma_table) + return -ENOMEM; + viafb_get_gamma_table(viafb_gamma_table); + if (copy_to_user(argp, viafb_gamma_table, + sizeof(viafb_gamma_table))) { + kfree(viafb_gamma_table); + return -EFAULT; + } + kfree(viafb_gamma_table); + break; + + case VIAFB_GET_GAMMA_SUPPORT_STATE: + viafb_get_gamma_support_state(viafb_bpp, &state_info); + if (put_user(state_info, argp)) + return -EFAULT; + break; + case VIAFB_SET_VIDEO_DEVICE: + get_user(video_dev_info, argp); + viafb_set_video_device(video_dev_info); + break; + case VIAFB_GET_VIDEO_DEVICE: + viafb_get_video_device(&video_dev_info); + if (put_user(video_dev_info, argp)) + return -EFAULT; + break; + case VIAFB_SYNC_SURFACE: + DEBUG_MSG(KERN_INFO "lobo VIAFB_SYNC_SURFACE\n"); + break; + case VIAFB_GET_DRIVER_CAPS: + break; + + case VIAFB_GET_PANEL_MAX_SIZE: + if (copy_from_user + (&panel_pos_size_para, argp, sizeof(panel_pos_size_para))) + return -EFAULT; + panel_pos_size_para.x = panel_pos_size_para.y = 0; + if (copy_to_user(argp, &panel_pos_size_para, + sizeof(panel_pos_size_para))) + return -EFAULT; + break; + case VIAFB_GET_PANEL_MAX_POSITION: + if (copy_from_user + (&panel_pos_size_para, argp, sizeof(panel_pos_size_para))) + return -EFAULT; + panel_pos_size_para.x = panel_pos_size_para.y = 0; + if (copy_to_user(argp, &panel_pos_size_para, + sizeof(panel_pos_size_para))) + return -EFAULT; + break; + + case VIAFB_GET_PANEL_POSITION: + if (copy_from_user + (&panel_pos_size_para, argp, sizeof(panel_pos_size_para))) + return -EFAULT; + panel_pos_size_para.x = panel_pos_size_para.y = 0; + if (copy_to_user(argp, &panel_pos_size_para, + sizeof(panel_pos_size_para))) + return -EFAULT; + break; + case VIAFB_GET_PANEL_SIZE: + if (copy_from_user + (&panel_pos_size_para, argp, sizeof(panel_pos_size_para))) + return -EFAULT; + panel_pos_size_para.x = panel_pos_size_para.y = 0; + if (copy_to_user(argp, &panel_pos_size_para, + sizeof(panel_pos_size_para))) + return -EFAULT; + break; + + case VIAFB_SET_PANEL_POSITION: + if (copy_from_user + (&panel_pos_size_para, argp, sizeof(panel_pos_size_para))) + return -EFAULT; + break; + case VIAFB_SET_PANEL_SIZE: + if (copy_from_user + (&panel_pos_size_para, argp, sizeof(panel_pos_size_para))) + return -EFAULT; + break; + + default: + return -EINVAL; + } + + return 0; +} + +static void viafb_fillrect(struct fb_info *info, + const struct fb_fillrect *rect) +{ + u32 col = 0, rop = 0; + int pitch; + + if (!viafb_accel) + return cfb_fillrect(info, rect); + + if (!rect->width || !rect->height) + return; + + switch (rect->rop) { + case ROP_XOR: + rop = 0x5A; + break; + case ROP_COPY: + default: + rop = 0xF0; + break; + } + + switch (info->var.bits_per_pixel) { + case 8: + col = rect->color; + break; + case 16: + col = ((u32 *) (info->pseudo_palette))[rect->color]; + break; + case 32: + col = ((u32 *) (info->pseudo_palette))[rect->color]; + break; + } + + /* BitBlt Source Address */ + writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS); + /* Source Base Address */ + writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE); + /* Destination Base Address */ + writel(((unsigned long) (info->screen_base) - + (unsigned long) viafb_FB_MM) >> 3, + viaparinfo->io_virt + VIA_REG_DSTBASE); + /* Pitch */ + pitch = (info->var.xres_virtual + 7) & ~7; + writel(VIA_PITCH_ENABLE | + (((pitch * + info->var.bits_per_pixel >> 3) >> 3) | + (((pitch * info-> + var.bits_per_pixel >> 3) >> 3) << 16)), + viaparinfo->io_virt + VIA_REG_PITCH); + /* BitBlt Destination Address */ + writel(((rect->dy << 16) | rect->dx), + viaparinfo->io_virt + VIA_REG_DSTPOS); + /* Dimension: width & height */ + writel((((rect->height - 1) << 16) | (rect->width - 1)), + viaparinfo->io_virt + VIA_REG_DIMENSION); + /* Forground color or Destination color */ + writel(col, viaparinfo->io_virt + VIA_REG_FGCOLOR); + /* GE Command */ + writel((0x01 | 0x2000 | (rop << 24)), + viaparinfo->io_virt + VIA_REG_GECMD); + +} + +static void viafb_copyarea(struct fb_info *info, + const struct fb_copyarea *area) +{ + u32 dy = area->dy, sy = area->sy, direction = 0x0; + u32 sx = area->sx, dx = area->dx, width = area->width; + int pitch; + + DEBUG_MSG(KERN_INFO "viafb_copyarea!!\n"); + + if (!viafb_accel) + return cfb_copyarea(info, area); + + if (!area->width || !area->height) + return; + + if (sy < dy) { + dy += area->height - 1; + sy += area->height - 1; + direction |= 0x4000; + } + + if (sx < dx) { + dx += width - 1; + sx += width - 1; + direction |= 0x8000; + } + + /* Source Base Address */ + writel(((unsigned long) (info->screen_base) - + (unsigned long) viafb_FB_MM) >> 3, + viaparinfo->io_virt + VIA_REG_SRCBASE); + /* Destination Base Address */ + writel(((unsigned long) (info->screen_base) - + (unsigned long) viafb_FB_MM) >> 3, + viaparinfo->io_virt + VIA_REG_DSTBASE); + /* Pitch */ + pitch = (info->var.xres_virtual + 7) & ~7; + /* VIA_PITCH_ENABLE can be omitted now. */ + writel(VIA_PITCH_ENABLE | + (((pitch * + info->var.bits_per_pixel >> 3) >> 3) | (((pitch * + info->var. + bits_per_pixel + >> 3) >> 3) + << 16)), + viaparinfo->io_virt + VIA_REG_PITCH); + /* BitBlt Source Address */ + writel(((sy << 16) | sx), viaparinfo->io_virt + VIA_REG_SRCPOS); + /* BitBlt Destination Address */ + writel(((dy << 16) | dx), viaparinfo->io_virt + VIA_REG_DSTPOS); + /* Dimension: width & height */ + writel((((area->height - 1) << 16) | (area->width - 1)), + viaparinfo->io_virt + VIA_REG_DIMENSION); + /* GE Command */ + writel((0x01 | direction | (0xCC << 24)), + viaparinfo->io_virt + VIA_REG_GECMD); + +} + +static void viafb_imageblit(struct fb_info *info, + const struct fb_image *image) +{ + u32 size, bg_col = 0, fg_col = 0, *udata; + int i; + int pitch; + + if (!viafb_accel) + return cfb_imageblit(info, image); + + udata = (u32 *) image->data; + + switch (info->var.bits_per_pixel) { + case 8: + bg_col = image->bg_color; + fg_col = image->fg_color; + break; + case 16: + bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color]; + fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color]; + break; + case 32: + bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color]; + fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color]; + break; + } + size = image->width * image->height; + + /* Source Base Address */ + writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE); + /* Destination Base Address */ + writel(((unsigned long) (info->screen_base) - + (unsigned long) viafb_FB_MM) >> 3, + viaparinfo->io_virt + VIA_REG_DSTBASE); + /* Pitch */ + pitch = (info->var.xres_virtual + 7) & ~7; + writel(VIA_PITCH_ENABLE | + (((pitch * + info->var.bits_per_pixel >> 3) >> 3) | (((pitch * + info->var. + bits_per_pixel + >> 3) >> 3) + << 16)), + viaparinfo->io_virt + VIA_REG_PITCH); + /* BitBlt Source Address */ + writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS); + /* BitBlt Destination Address */ + writel(((image->dy << 16) | image->dx), + viaparinfo->io_virt + VIA_REG_DSTPOS); + /* Dimension: width & height */ + writel((((image->height - 1) << 16) | (image->width - 1)), + viaparinfo->io_virt + VIA_REG_DIMENSION); + /* fb color */ + writel(fg_col, viaparinfo->io_virt + VIA_REG_FGCOLOR); + /* bg color */ + writel(bg_col, viaparinfo->io_virt + VIA_REG_BGCOLOR); + /* GE Command */ + writel(0xCC020142, viaparinfo->io_virt + VIA_REG_GECMD); + + for (i = 0; i < size / 4; i++) { + writel(*udata, viaparinfo->io_virt + VIA_MMIO_BLTBASE); + udata++; + } + +} + +static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor) +{ + u8 data[CURSOR_SIZE / 8]; + u32 data_bak[CURSOR_SIZE / 32]; + u32 temp, xx, yy, bg_col = 0, fg_col = 0; + int size, i, j = 0; + static int hw_cursor; + struct viafb_par *p_viafb_par; + + if (viafb_accel) + hw_cursor = 1; + + if (!viafb_accel) { + if (hw_cursor) { + viafb_show_hw_cursor(info, HW_Cursor_OFF); + hw_cursor = 0; + } + return -ENODEV; + } + + if ((((struct viafb_par *)(info->par))->iga_path == IGA2) + && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)) + return -ENODEV; + + /* When duoview and using lcd , use soft cursor */ + if (viafb_LCD_ON || ((struct viafb_par *)(info->par))->duoview) + return -ENODEV; + + viafb_show_hw_cursor(info, HW_Cursor_OFF); + viacursor = *cursor; + + if (cursor->set & FB_CUR_SETHOT) { + viacursor.hot = cursor->hot; + temp = ((viacursor.hot.x) << 16) + viacursor.hot.y; + writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_ORG); + } + + if (cursor->set & FB_CUR_SETPOS) { + viacursor.image.dx = cursor->image.dx; + viacursor.image.dy = cursor->image.dy; + yy = cursor->image.dy - info->var.yoffset; + xx = cursor->image.dx - info->var.xoffset; + temp = yy & 0xFFFF; + temp |= (xx << 16); + writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_POS); + } + + if (cursor->set & FB_CUR_SETSIZE) { + temp = readl(viaparinfo->io_virt + VIA_REG_CURSOR_MODE); + + if ((cursor->image.width <= 32) + && (cursor->image.height <= 32)) { + MAX_CURS = 32; + temp |= 0x2; + } else if ((cursor->image.width <= 64) + && (cursor->image.height <= 64)) { + MAX_CURS = 64; + temp &= 0xFFFFFFFD; + } else { + DEBUG_MSG(KERN_INFO + "The cursor image is biger than 64x64 bits...\n"); + return -ENXIO; + } + writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_MODE); + + viacursor.image.height = cursor->image.height; + viacursor.image.width = cursor->image.width; + } + + if (cursor->set & FB_CUR_SETCMAP) { + viacursor.image.fg_color = cursor->image.fg_color; + viacursor.image.bg_color = cursor->image.bg_color; + + switch (info->var.bits_per_pixel) { + case 8: + case 16: + case 32: + bg_col = + (0xFF << 24) | + (((info->cmap.red)[viacursor.image.bg_color] & + 0xFF00) << 8) | + ((info->cmap.green)[viacursor.image.bg_color] & + 0xFF00) | + (((info->cmap.blue)[viacursor.image.bg_color] & + 0xFF00) >> 8); + fg_col = + (0xFF << 24) | + (((info->cmap.red)[viacursor.image.fg_color] & + 0xFF00) << 8) | + ((info->cmap.green)[viacursor.image.fg_color] & + 0xFF00) | + (((info->cmap.blue)[viacursor.image.fg_color] & + 0xFF00) >> 8); + break; + default: + return 0; + } + + /* This is indeed a patch for VT3324/VT3353 */ + if (!info->par) + return 0; + p_viafb_par = (struct viafb_par *)info->par; + + if ((p_viafb_par->chip_info->gfx_chip_name == + UNICHROME_CX700) || + ((p_viafb_par->chip_info->gfx_chip_name == + UNICHROME_VX800))) { + bg_col = + (((info->cmap.red)[viacursor.image.bg_color] & + 0xFFC0) << 14) | + (((info->cmap.green)[viacursor.image.bg_color] & + 0xFFC0) << 4) | + (((info->cmap.blue)[viacursor.image.bg_color] & + 0xFFC0) >> 6); + fg_col = + (((info->cmap.red)[viacursor.image.fg_color] & + 0xFFC0) << 14) | + (((info->cmap.green)[viacursor.image.fg_color] & + 0xFFC0) << 4) | + (((info->cmap.blue)[viacursor.image.fg_color] & + 0xFFC0) >> 6); + } + + writel(bg_col, viaparinfo->io_virt + VIA_REG_CURSOR_BG); + writel(fg_col, viaparinfo->io_virt + VIA_REG_CURSOR_FG); + } + + if (cursor->set & FB_CUR_SETSHAPE) { + size = + ((viacursor.image.width + 7) >> 3) * + viacursor.image.height; + + if (MAX_CURS == 32) { + for (i = 0; i < (CURSOR_SIZE / 32); i++) { + data_bak[i] = 0x0; + data_bak[i + 1] = 0xFFFFFFFF; + i += 1; + } + } else if (MAX_CURS == 64) { + for (i = 0; i < (CURSOR_SIZE / 32); i++) { + data_bak[i] = 0x0; + data_bak[i + 1] = 0x0; + data_bak[i + 2] = 0xFFFFFFFF; + data_bak[i + 3] = 0xFFFFFFFF; + i += 3; + } + } + + switch (viacursor.rop) { + case ROP_XOR: + for (i = 0; i < size; i++) + data[i] = viacursor.mask[i]; + break; + case ROP_COPY: + + for (i = 0; i < size; i++) + data[i] = viacursor.mask[i]; + break; + default: + break; + } + + if (MAX_CURS == 32) { + for (i = 0; i < size; i++) { + data_bak[j] = (u32) data[i]; + data_bak[j + 1] = ~data_bak[j]; + j += 2; + } + } else if (MAX_CURS == 64) { + for (i = 0; i < size; i++) { + data_bak[j] = (u32) data[i]; + data_bak[j + 1] = 0x0; + data_bak[j + 2] = ~data_bak[j]; + data_bak[j + 3] = ~data_bak[j + 1]; + j += 4; + } + } + + memcpy(((struct viafb_par *)(info->par))->fbmem_virt + + ((struct viafb_par *)(info->par))->cursor_start, + data_bak, CURSOR_SIZE); + } + + if (viacursor.enable) + viafb_show_hw_cursor(info, HW_Cursor_ON); + + return 0; +} + +static int viafb_sync(struct fb_info *info) +{ + if (viafb_accel) + viafb_wait_engine_idle(); + return 0; +} + +int viafb_get_mode_index(int hres, int vres, int flag) +{ + u32 i; + DEBUG_MSG(KERN_INFO "viafb_get_mode_index!\n"); + + for (i = 0; viafb_modentry[i].mode_index != VIA_RES_INVALID; i++) + if (viafb_modentry[i].xres == hres && + viafb_modentry[i].yres == vres) + break; + + viafb_resMode = viafb_modentry[i].mode_index; + if (flag) + viafb_mode1 = viafb_modentry[i].mode_res; + else + viafb_mode = viafb_modentry[i].mode_res; + + return viafb_resMode; +} + +static void check_available_device_to_enable(int device_id) +{ + int device_num = 0; + + /* Initialize: */ + viafb_CRT_ON = STATE_OFF; + viafb_DVI_ON = STATE_OFF; + viafb_LCD_ON = STATE_OFF; + viafb_LCD2_ON = STATE_OFF; + viafb_DeviceStatus = None_Device; + + if ((device_id & CRT_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) { + viafb_CRT_ON = STATE_ON; + device_num++; + viafb_DeviceStatus |= CRT_Device; + } + + if ((device_id & DVI_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) { + viafb_DVI_ON = STATE_ON; + device_num++; + viafb_DeviceStatus |= DVI_Device; + } + + if ((device_id & LCD_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) { + viafb_LCD_ON = STATE_ON; + device_num++; + viafb_DeviceStatus |= LCD_Device; + } + + if ((device_id & LCD2_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) { + viafb_LCD2_ON = STATE_ON; + device_num++; + viafb_DeviceStatus |= LCD2_Device; + } + + if (viafb_DeviceStatus == None_Device) { + /* Use CRT as default active device: */ + viafb_CRT_ON = STATE_ON; + viafb_DeviceStatus = CRT_Device; + } + DEBUG_MSG(KERN_INFO "Device Status:%x", viafb_DeviceStatus); +} + +static void viafb_set_device(struct device_t active_dev) +{ + /* Check available device to enable: */ + int device_id = None_Device; + if (active_dev.crt) + device_id |= CRT_Device; + if (active_dev.dvi) + device_id |= DVI_Device; + if (active_dev.lcd) + device_id |= LCD_Device; + + check_available_device_to_enable(device_id); + + /* Check property of LCD: */ + if (viafb_LCD_ON) { + if (active_dev.lcd_dsp_cent) { + viaparinfo->lvds_setting_info->display_method = + viafb_lcd_dsp_method = LCD_CENTERING; + } else { + viaparinfo->lvds_setting_info->display_method = + viafb_lcd_dsp_method = LCD_EXPANDSION; + } + + if (active_dev.lcd_mode == LCD_SPWG) { + viaparinfo->lvds_setting_info->lcd_mode = + viafb_lcd_mode = LCD_SPWG; + } else { + viaparinfo->lvds_setting_info->lcd_mode = + viafb_lcd_mode = LCD_OPENLDI; + } + + if (active_dev.lcd_panel_id <= LCD_PANEL_ID_MAXIMUM) { + viafb_lcd_panel_id = active_dev.lcd_panel_id; + viafb_init_lcd_size(); + } + } + + /* Check property of mode: */ + if (!active_dev.xres1) + viafb_second_xres = 640; + else + viafb_second_xres = active_dev.xres1; + if (!active_dev.yres1) + viafb_second_yres = 480; + else + viafb_second_yres = active_dev.yres1; + if (active_dev.bpp != 0) + viafb_bpp = active_dev.bpp; + if (active_dev.bpp1 != 0) + viafb_bpp1 = active_dev.bpp1; + if (active_dev.refresh != 0) + viafb_refresh = active_dev.refresh; + if (active_dev.refresh1 != 0) + viafb_refresh1 = active_dev.refresh1; + if ((active_dev.samm == STATE_OFF) || (active_dev.samm == STATE_ON)) + viafb_SAMM_ON = active_dev.samm; + viafb_primary_dev = active_dev.primary_dev; + + viafb_set_start_addr(); + viafb_set_iga_path(); +} + +static void viafb_set_video_device(u32 video_dev_info) +{ + viaparinfo->video_on_crt = STATE_OFF; + viaparinfo->video_on_dvi = STATE_OFF; + viaparinfo->video_on_lcd = STATE_OFF; + + /* Check available device to enable: */ + if ((video_dev_info & CRT_Device) == CRT_Device) + viaparinfo->video_on_crt = STATE_ON; + else if ((video_dev_info & DVI_Device) == DVI_Device) + viaparinfo->video_on_dvi = STATE_ON; + else if ((video_dev_info & LCD_Device) == LCD_Device) + viaparinfo->video_on_lcd = STATE_ON; +} + +static void viafb_get_video_device(u32 *video_dev_info) +{ + *video_dev_info = None_Device; + if (viaparinfo->video_on_crt == STATE_ON) + *video_dev_info |= CRT_Device; + else if (viaparinfo->video_on_dvi == STATE_ON) + *video_dev_info |= DVI_Device; + else if (viaparinfo->video_on_lcd == STATE_ON) + *video_dev_info |= LCD_Device; +} + +static int get_primary_device(void) +{ + int primary_device = 0; + /* Rule: device on iga1 path are the primary device. */ + if (viafb_SAMM_ON) { + if (viafb_CRT_ON) { + if (viaparinfo->crt_setting_info->iga_path == IGA1) { + DEBUG_MSG(KERN_INFO "CRT IGA Path:%d\n", + viaparinfo-> + crt_setting_info->iga_path); + primary_device = CRT_Device; + } + } + if (viafb_DVI_ON) { + if (viaparinfo->tmds_setting_info->iga_path == IGA1) { + DEBUG_MSG(KERN_INFO "DVI IGA Path:%d\n", + viaparinfo-> + tmds_setting_info->iga_path); + primary_device = DVI_Device; + } + } + if (viafb_LCD_ON) { + if (viaparinfo->lvds_setting_info->iga_path == IGA1) { + DEBUG_MSG(KERN_INFO "LCD IGA Path:%d\n", + viaparinfo-> + lvds_setting_info->iga_path); + primary_device = LCD_Device; + } + } + if (viafb_LCD2_ON) { + if (viaparinfo->lvds_setting_info2->iga_path == IGA1) { + DEBUG_MSG(KERN_INFO "LCD2 IGA Path:%d\n", + viaparinfo-> + lvds_setting_info2->iga_path); + primary_device = LCD2_Device; + } + } + } + return primary_device; +} + +static u8 is_duoview(void) +{ + if (0 == viafb_SAMM_ON) { + if (viafb_LCD_ON + viafb_LCD2_ON + + viafb_DVI_ON + viafb_CRT_ON == 2) + return true; + return false; + } else { + return false; + } +} + +static void apply_second_mode_setting(struct fb_var_screeninfo + *sec_var) +{ + u32 htotal, vtotal, long_refresh; + + htotal = sec_var->xres + sec_var->left_margin + + sec_var->right_margin + sec_var->hsync_len; + vtotal = sec_var->yres + sec_var->upper_margin + + sec_var->lower_margin + sec_var->vsync_len; + if ((sec_var->xres_virtual * (sec_var->bits_per_pixel >> 3)) & 0x1F) { + /*Is 32 bytes alignment? */ + /*32 pixel alignment */ + sec_var->xres_virtual = (sec_var->xres_virtual + 31) & ~31; + } + + htotal = sec_var->xres + sec_var->left_margin + + sec_var->right_margin + sec_var->hsync_len; + vtotal = sec_var->yres + sec_var->upper_margin + + sec_var->lower_margin + sec_var->vsync_len; + long_refresh = 1000000000UL / sec_var->pixclock * 1000; + long_refresh /= (htotal * vtotal); + + viafb_second_xres = sec_var->xres; + viafb_second_yres = sec_var->yres; + viafb_second_virtual_xres = sec_var->xres_virtual; + viafb_second_virtual_yres = sec_var->yres_virtual; + viafb_bpp1 = sec_var->bits_per_pixel; + viafb_refresh1 = viafb_get_refresh(sec_var->xres, sec_var->yres, + long_refresh); +} + +static int apply_device_setting(struct viafb_ioctl_setting setting_info, + struct fb_info *info) +{ + int need_set_mode = 0; + DEBUG_MSG(KERN_INFO "apply_device_setting\n"); + + if (setting_info.device_flag) { + need_set_mode = 1; + check_available_device_to_enable(setting_info.device_status); + } + + /* Unlock LCD's operation according to LCD flag + and check if the setting value is valid. */ + /* If the value is valid, apply the new setting value to the device. */ + if (viafb_LCD_ON) { + if (setting_info.lcd_operation_flag & OP_LCD_CENTERING) { + need_set_mode = 1; + if (setting_info.lcd_attributes.display_center) { + /* Centering */ + viaparinfo->lvds_setting_info->display_method = + LCD_CENTERING; + viafb_lcd_dsp_method = LCD_CENTERING; + viaparinfo->lvds_setting_info2->display_method = + viafb_lcd_dsp_method = LCD_CENTERING; + } else { + /* expandsion */ + viaparinfo->lvds_setting_info->display_method = + LCD_EXPANDSION; + viafb_lcd_dsp_method = LCD_EXPANDSION; + viaparinfo->lvds_setting_info2->display_method = + LCD_EXPANDSION; + viafb_lcd_dsp_method = LCD_EXPANDSION; + } + } + + if (setting_info.lcd_operation_flag & OP_LCD_MODE) { + need_set_mode = 1; + if (setting_info.lcd_attributes.lcd_mode == + LCD_SPWG) { + viaparinfo->lvds_setting_info->lcd_mode = + viafb_lcd_mode = LCD_SPWG; + } else { + viaparinfo->lvds_setting_info->lcd_mode = + viafb_lcd_mode = LCD_OPENLDI; + } + viaparinfo->lvds_setting_info2->lcd_mode = + viaparinfo->lvds_setting_info->lcd_mode; + } + + if (setting_info.lcd_operation_flag & OP_LCD_PANEL_ID) { + need_set_mode = 1; + if (setting_info.lcd_attributes.panel_id <= + LCD_PANEL_ID_MAXIMUM) { + viafb_lcd_panel_id = + setting_info.lcd_attributes.panel_id; + viafb_init_lcd_size(); + } + } + } + + if (0 != (setting_info.samm_status & OP_SAMM)) { + setting_info.samm_status = + setting_info.samm_status & (~OP_SAMM); + if (setting_info.samm_status == 0 + || setting_info.samm_status == 1) { + viafb_SAMM_ON = setting_info.samm_status; + + if (viafb_SAMM_ON) + viafb_primary_dev = setting_info.primary_device; + + viafb_set_start_addr(); + viafb_set_iga_path(); + } + need_set_mode = 1; + } + + viaparinfo->duoview = is_duoview(); + + if (!need_set_mode) { + ; + } else { + viafb_set_iga_path(); + viafb_set_par(info); + } + return true; +} + +static void retrieve_device_setting(struct viafb_ioctl_setting + *setting_info) +{ + + /* get device status */ + if (viafb_CRT_ON == 1) + setting_info->device_status = CRT_Device; + if (viafb_DVI_ON == 1) + setting_info->device_status |= DVI_Device; + if (viafb_LCD_ON == 1) + setting_info->device_status |= LCD_Device; + if (viafb_LCD2_ON == 1) + setting_info->device_status |= LCD2_Device; + if ((viaparinfo->video_on_crt == 1) && (viafb_CRT_ON == 1)) { + setting_info->video_device_status = + viaparinfo->crt_setting_info->iga_path; + } else if ((viaparinfo->video_on_dvi == 1) && (viafb_DVI_ON == 1)) { + setting_info->video_device_status = + viaparinfo->tmds_setting_info->iga_path; + } else if ((viaparinfo->video_on_lcd == 1) && (viafb_LCD_ON == 1)) { + setting_info->video_device_status = + viaparinfo->lvds_setting_info->iga_path; + } else { + setting_info->video_device_status = 0; + } + + setting_info->samm_status = viafb_SAMM_ON; + setting_info->primary_device = get_primary_device(); + + setting_info->first_dev_bpp = viafb_bpp; + setting_info->second_dev_bpp = viafb_bpp1; + + setting_info->first_dev_refresh = viafb_refresh; + setting_info->second_dev_refresh = viafb_refresh1; + + setting_info->first_dev_hor_res = viafb_hotplug_Xres; + setting_info->first_dev_ver_res = viafb_hotplug_Yres; + setting_info->second_dev_hor_res = viafb_second_xres; + setting_info->second_dev_ver_res = viafb_second_yres; + + /* Get lcd attributes */ + setting_info->lcd_attributes.display_center = viafb_lcd_dsp_method; + setting_info->lcd_attributes.panel_id = viafb_lcd_panel_id; + setting_info->lcd_attributes.lcd_mode = viafb_lcd_mode; +} + +static void parse_active_dev(void) +{ + viafb_CRT_ON = STATE_OFF; + viafb_DVI_ON = STATE_OFF; + viafb_LCD_ON = STATE_OFF; + viafb_LCD2_ON = STATE_OFF; + /* 1. Modify the active status of devices. */ + /* 2. Keep the order of devices, so we can set corresponding + IGA path to devices in SAMM case. */ + /* Note: The previous of active_dev is primary device, + and the following is secondary device. */ + if (!strncmp(viafb_active_dev, "CRT+DVI", 7)) { + /* CRT+DVI */ + viafb_CRT_ON = STATE_ON; + viafb_DVI_ON = STATE_ON; + viafb_primary_dev = CRT_Device; + } else if (!strncmp(viafb_active_dev, "DVI+CRT", 7)) { + /* DVI+CRT */ + viafb_CRT_ON = STATE_ON; + viafb_DVI_ON = STATE_ON; + viafb_primary_dev = DVI_Device; + } else if (!strncmp(viafb_active_dev, "CRT+LCD", 7)) { + /* CRT+LCD */ + viafb_CRT_ON = STATE_ON; + viafb_LCD_ON = STATE_ON; + viafb_primary_dev = CRT_Device; + } else if (!strncmp(viafb_active_dev, "LCD+CRT", 7)) { + /* LCD+CRT */ + viafb_CRT_ON = STATE_ON; + viafb_LCD_ON = STATE_ON; + viafb_primary_dev = LCD_Device; + } else if (!strncmp(viafb_active_dev, "DVI+LCD", 7)) { + /* DVI+LCD */ + viafb_DVI_ON = STATE_ON; + viafb_LCD_ON = STATE_ON; + viafb_primary_dev = DVI_Device; + } else if (!strncmp(viafb_active_dev, "LCD+DVI", 7)) { + /* LCD+DVI */ + viafb_DVI_ON = STATE_ON; + viafb_LCD_ON = STATE_ON; + viafb_primary_dev = LCD_Device; + } else if (!strncmp(viafb_active_dev, "LCD+LCD2", 8)) { + viafb_LCD_ON = STATE_ON; + viafb_LCD2_ON = STATE_ON; + viafb_primary_dev = LCD_Device; + } else if (!strncmp(viafb_active_dev, "LCD2+LCD", 8)) { + viafb_LCD_ON = STATE_ON; + viafb_LCD2_ON = STATE_ON; + viafb_primary_dev = LCD2_Device; + } else if (!strncmp(viafb_active_dev, "CRT", 3)) { + /* CRT only */ + viafb_CRT_ON = STATE_ON; + viafb_SAMM_ON = STATE_OFF; + } else if (!strncmp(viafb_active_dev, "DVI", 3)) { + /* DVI only */ + viafb_DVI_ON = STATE_ON; + viafb_SAMM_ON = STATE_OFF; + } else if (!strncmp(viafb_active_dev, "LCD", 3)) { + /* LCD only */ + viafb_LCD_ON = STATE_ON; + viafb_SAMM_ON = STATE_OFF; + } else { + viafb_CRT_ON = STATE_ON; + viafb_SAMM_ON = STATE_OFF; + } + viaparinfo->duoview = is_duoview(); +} + +static void parse_video_dev(void) +{ + viaparinfo->video_on_crt = STATE_OFF; + viaparinfo->video_on_dvi = STATE_OFF; + viaparinfo->video_on_lcd = STATE_OFF; + + if (!strncmp(viafb_video_dev, "CRT", 3)) { + /* Video on CRT */ + viaparinfo->video_on_crt = STATE_ON; + } else if (!strncmp(viafb_video_dev, "DVI", 3)) { + /* Video on DVI */ + viaparinfo->video_on_dvi = STATE_ON; + } else if (!strncmp(viafb_video_dev, "LCD", 3)) { + /* Video on LCD */ + viaparinfo->video_on_lcd = STATE_ON; + } +} + +static int parse_port(char *opt_str, int *output_interface) +{ + if (!strncmp(opt_str, "DVP0", 4)) + *output_interface = INTERFACE_DVP0; + else if (!strncmp(opt_str, "DVP1", 4)) + *output_interface = INTERFACE_DVP1; + else if (!strncmp(opt_str, "DFP_HIGHLOW", 11)) + *output_interface = INTERFACE_DFP; + else if (!strncmp(opt_str, "DFP_HIGH", 8)) + *output_interface = INTERFACE_DFP_HIGH; + else if (!strncmp(opt_str, "DFP_LOW", 7)) + *output_interface = INTERFACE_DFP_LOW; + else + *output_interface = INTERFACE_NONE; + return 0; +} + +static void parse_lcd_port(void) +{ + parse_port(viafb_lcd_port, &viaparinfo->chip_info->lvds_chip_info. + output_interface); + /*Initialize to avoid unexpected behavior */ + viaparinfo->chip_info->lvds_chip_info2.output_interface = + INTERFACE_NONE; + + DEBUG_MSG(KERN_INFO "parse_lcd_port: viafb_lcd_port:%s,interface:%d\n", + viafb_lcd_port, viaparinfo->chip_info->lvds_chip_info. + output_interface); +} + +static void parse_dvi_port(void) +{ + parse_port(viafb_dvi_port, &viaparinfo->chip_info->tmds_chip_info. + output_interface); + + DEBUG_MSG(KERN_INFO "parse_dvi_port: viafb_dvi_port:%s,interface:%d\n", + viafb_dvi_port, viaparinfo->chip_info->tmds_chip_info. + output_interface); +} + +/* + * The proc filesystem read/write function, a simple proc implement to + * get/set the value of DPA DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1, + * DVP1Driving, DFPHigh, DFPLow CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2], + * CR9B, SR65, CR97, CR99 + */ +static int viafb_dvp0_proc_read(char *buf, char **start, off_t offset, +int count, int *eof, void *data) +{ + int len = 0; + u8 dvp0_data_dri = 0, dvp0_clk_dri = 0, dvp0 = 0; + dvp0_data_dri = + (viafb_read_reg(VIASR, SR2A) & BIT5) >> 4 | + (viafb_read_reg(VIASR, SR1B) & BIT1) >> 1; + dvp0_clk_dri = + (viafb_read_reg(VIASR, SR2A) & BIT4) >> 3 | + (viafb_read_reg(VIASR, SR1E) & BIT2) >> 2; + dvp0 = viafb_read_reg(VIACR, CR96) & 0x0f; + len += + sprintf(buf + len, "%x %x %x\n", dvp0, dvp0_data_dri, dvp0_clk_dri); + *eof = 1; /*Inform kernel end of data */ + return len; +} +static int viafb_dvp0_proc_write(struct file *file, + const char __user *buffer, unsigned long count, void *data) +{ + char buf[20], *value, *pbuf; + u8 reg_val = 0; + unsigned long length, i; + if (count < 1) + return -EINVAL; + length = count > 20 ? 20 : count; + if (copy_from_user(&buf[0], buffer, length)) + return -EFAULT; + buf[length - 1] = '\0'; /*Ensure end string */ + pbuf = &buf[0]; + for (i = 0; i < 3; i++) { + value = strsep(&pbuf, " "); + if (value != NULL) { + strict_strtoul(value, 0, (unsigned long *)®_val); + DEBUG_MSG(KERN_INFO "DVP0:reg_val[%l]=:%x\n", i, + reg_val); + switch (i) { + case 0: + viafb_write_reg_mask(CR96, VIACR, + reg_val, 0x0f); + break; + case 1: + viafb_write_reg_mask(SR2A, VIASR, + reg_val << 4, BIT5); + viafb_write_reg_mask(SR1B, VIASR, + reg_val << 1, BIT1); + break; + case 2: + viafb_write_reg_mask(SR2A, VIASR, + reg_val << 3, BIT4); + viafb_write_reg_mask(SR1E, VIASR, + reg_val << 2, BIT2); + break; + default: + break; + } + } else { + break; + } + } + return count; +} +static int viafb_dvp1_proc_read(char *buf, char **start, off_t offset, + int count, int *eof, void *data) +{ + int len = 0; + u8 dvp1 = 0, dvp1_data_dri = 0, dvp1_clk_dri = 0; + dvp1 = viafb_read_reg(VIACR, CR9B) & 0x0f; + dvp1_data_dri = (viafb_read_reg(VIASR, SR65) & 0x0c) >> 2; + dvp1_clk_dri = viafb_read_reg(VIASR, SR65) & 0x03; + len += + sprintf(buf + len, "%x %x %x\n", dvp1, dvp1_data_dri, dvp1_clk_dri); + *eof = 1; /*Inform kernel end of data */ + return len; +} +static int viafb_dvp1_proc_write(struct file *file, + const char __user *buffer, unsigned long count, void *data) +{ + char buf[20], *value, *pbuf; + u8 reg_val = 0; + unsigned long length, i; + if (count < 1) + return -EINVAL; + length = count > 20 ? 20 : count; + if (copy_from_user(&buf[0], buffer, length)) + return -EFAULT; + buf[length - 1] = '\0'; /*Ensure end string */ + pbuf = &buf[0]; + for (i = 0; i < 3; i++) { + value = strsep(&pbuf, " "); + if (value != NULL) { + strict_strtoul(value, 0, (unsigned long *)®_val); + switch (i) { + case 0: + viafb_write_reg_mask(CR9B, VIACR, + reg_val, 0x0f); + break; + case 1: + viafb_write_reg_mask(SR65, VIASR, + reg_val << 2, 0x0c); + break; + case 2: + viafb_write_reg_mask(SR65, VIASR, + reg_val, 0x03); + break; + default: + break; + } + } else { + break; + } + } + return count; +} + +static int viafb_dfph_proc_read(char *buf, char **start, off_t offset, + int count, int *eof, void *data) +{ + int len = 0; + u8 dfp_high = 0; + dfp_high = viafb_read_reg(VIACR, CR97) & 0x0f; + len += sprintf(buf + len, "%x\n", dfp_high); + *eof = 1; /*Inform kernel end of data */ + return len; +} +static int viafb_dfph_proc_write(struct file *file, + const char __user *buffer, unsigned long count, void *data) +{ + char buf[20]; + u8 reg_val = 0; + unsigned long length; + if (count < 1) + return -EINVAL; + length = count > 20 ? 20 : count; + if (copy_from_user(&buf[0], buffer, length)) + return -EFAULT; + buf[length - 1] = '\0'; /*Ensure end string */ + strict_strtoul(&buf[0], 0, (unsigned long *)®_val); + viafb_write_reg_mask(CR97, VIACR, reg_val, 0x0f); + return count; +} +static int viafb_dfpl_proc_read(char *buf, char **start, off_t offset, + int count, int *eof, void *data) +{ + int len = 0; + u8 dfp_low = 0; + dfp_low = viafb_read_reg(VIACR, CR99) & 0x0f; + len += sprintf(buf + len, "%x\n", dfp_low); + *eof = 1; /*Inform kernel end of data */ + return len; +} +static int viafb_dfpl_proc_write(struct file *file, + const char __user *buffer, unsigned long count, void *data) +{ + char buf[20]; + u8 reg_val = 0; + unsigned long length; + if (count < 1) + return -EINVAL; + length = count > 20 ? 20 : count; + if (copy_from_user(&buf[0], buffer, length)) + return -EFAULT; + buf[length - 1] = '\0'; /*Ensure end string */ + strict_strtoul(&buf[0], 0, (unsigned long *)®_val); + viafb_write_reg_mask(CR99, VIACR, reg_val, 0x0f); + return count; +} +static int viafb_vt1636_proc_read(char *buf, char **start, + off_t offset, int count, int *eof, void *data) +{ + int len = 0; + u8 vt1636_08 = 0, vt1636_09 = 0; + switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { + case VT1636_LVDS: + vt1636_08 = + viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info, 0x08) & 0x0f; + vt1636_09 = + viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info, + &viaparinfo->chip_info->lvds_chip_info, 0x09) & 0x1f; + len += sprintf(buf + len, "%x %x\n", vt1636_08, vt1636_09); + break; + default: + break; + } + switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) { + case VT1636_LVDS: + vt1636_08 = + viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2, + &viaparinfo->chip_info->lvds_chip_info2, 0x08) & 0x0f; + vt1636_09 = + viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2, + &viaparinfo->chip_info->lvds_chip_info2, 0x09) & 0x1f; + len += sprintf(buf + len, " %x %x\n", vt1636_08, vt1636_09); + break; + default: + break; + } + *eof = 1; /*Inform kernel end of data */ + return len; +} +static int viafb_vt1636_proc_write(struct file *file, + const char __user *buffer, unsigned long count, void *data) +{ + char buf[30], *value, *pbuf; + struct IODATA reg_val; + unsigned long length, i; + if (count < 1) + return -EINVAL; + length = count > 30 ? 30 : count; + if (copy_from_user(&buf[0], buffer, length)) + return -EFAULT; + buf[length - 1] = '\0'; /*Ensure end string */ + pbuf = &buf[0]; + switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) { + case VT1636_LVDS: + for (i = 0; i < 2; i++) { + value = strsep(&pbuf, " "); + if (value != NULL) { + strict_strtoul(value, 0, + (unsigned long *)®_val.Data); + switch (i) { + case 0: + reg_val.Index = 0x08; + reg_val.Mask = 0x0f; + viafb_gpio_i2c_write_mask_lvds + (viaparinfo->lvds_setting_info, + &viaparinfo-> + chip_info->lvds_chip_info, + reg_val); + break; + case 1: + reg_val.Index = 0x09; + reg_val.Mask = 0x1f; + viafb_gpio_i2c_write_mask_lvds + (viaparinfo->lvds_setting_info, + &viaparinfo-> + chip_info->lvds_chip_info, + reg_val); + break; + default: + break; + } + } else { + break; + } + } + break; + default: + break; + } + switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) { + case VT1636_LVDS: + for (i = 0; i < 2; i++) { + value = strsep(&pbuf, " "); + if (value != NULL) { + strict_strtoul(value, 0, + (unsigned long *)®_val.Data); + switch (i) { + case 0: + reg_val.Index = 0x08; + reg_val.Mask = 0x0f; + viafb_gpio_i2c_write_mask_lvds + (viaparinfo->lvds_setting_info2, + &viaparinfo-> + chip_info->lvds_chip_info2, + reg_val); + break; + case 1: + reg_val.Index = 0x09; + reg_val.Mask = 0x1f; + viafb_gpio_i2c_write_mask_lvds + (viaparinfo->lvds_setting_info2, + &viaparinfo-> + chip_info->lvds_chip_info2, + reg_val); + break; + default: + break; + } + } else { + break; + } + } + break; + default: + break; + } + return count; +} + +static void viafb_init_proc(struct proc_dir_entry *viafb_entry) +{ + struct proc_dir_entry *entry; + viafb_entry = proc_mkdir("viafb", NULL); + if (viafb_entry) { + entry = create_proc_entry("dvp0", 0, viafb_entry); + if (entry) { + entry->owner = THIS_MODULE; + entry->read_proc = viafb_dvp0_proc_read; + entry->write_proc = viafb_dvp0_proc_write; + } + entry = create_proc_entry("dvp1", 0, viafb_entry); + if (entry) { + entry->owner = THIS_MODULE; + entry->read_proc = viafb_dvp1_proc_read; + entry->write_proc = viafb_dvp1_proc_write; + } + entry = create_proc_entry("dfph", 0, viafb_entry); + if (entry) { + entry->owner = THIS_MODULE; + entry->read_proc = viafb_dfph_proc_read; + entry->write_proc = viafb_dfph_proc_write; + } + entry = create_proc_entry("dfpl", 0, viafb_entry); + if (entry) { + entry->owner = THIS_MODULE; + entry->read_proc = viafb_dfpl_proc_read; + entry->write_proc = viafb_dfpl_proc_write; + } + if (VT1636_LVDS == viaparinfo->chip_info->lvds_chip_info. + lvds_chip_name || VT1636_LVDS == + viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) { + entry = create_proc_entry("vt1636", 0, viafb_entry); + if (entry) { + entry->owner = THIS_MODULE; + entry->read_proc = viafb_vt1636_proc_read; + entry->write_proc = viafb_vt1636_proc_write; + } + } + + } +} +static void viafb_remove_proc(struct proc_dir_entry *viafb_entry) +{ + /* no problem if it was not registered */ + remove_proc_entry("dvp0", viafb_entry);/* parent dir */ + remove_proc_entry("dvp1", viafb_entry); + remove_proc_entry("dfph", viafb_entry); + remove_proc_entry("dfpl", viafb_entry); + remove_proc_entry("vt1636", viafb_entry); + remove_proc_entry("vt1625", viafb_entry); +} + +static int __devinit via_pci_probe(void) +{ + unsigned int default_xres, default_yres; + char *tmpc, *tmpm; + char *tmpc_sec, *tmpm_sec; + int vmode_index; + u32 tmds_length, lvds_length, crt_length, chip_length, viafb_par_length; + + DEBUG_MSG(KERN_INFO "VIAFB PCI Probe!!\n"); + + viafb_par_length = ALIGN(sizeof(struct viafb_par), BITS_PER_LONG/8); + tmds_length = ALIGN(sizeof(struct tmds_setting_information), + BITS_PER_LONG/8); + lvds_length = ALIGN(sizeof(struct lvds_setting_information), + BITS_PER_LONG/8); + crt_length = ALIGN(sizeof(struct lvds_setting_information), + BITS_PER_LONG/8); + chip_length = ALIGN(sizeof(struct chip_information), BITS_PER_LONG/8); + + /* Allocate fb_info and ***_par here, also including some other needed + * variables + */ + viafbinfo = framebuffer_alloc(viafb_par_length + 2 * lvds_length + + tmds_length + crt_length + chip_length, NULL); + if (!viafbinfo) { + printk(KERN_ERR"Could not allocate memory for viafb_info.\n"); + return -ENODEV; + } + + viaparinfo = (struct viafb_par *)viafbinfo->par; + viaparinfo->tmds_setting_info = (struct tmds_setting_information *) + ((unsigned long)viaparinfo + viafb_par_length); + viaparinfo->lvds_setting_info = (struct lvds_setting_information *) + ((unsigned long)viaparinfo->tmds_setting_info + tmds_length); + viaparinfo->lvds_setting_info2 = (struct lvds_setting_information *) + ((unsigned long)viaparinfo->lvds_setting_info + lvds_length); + viaparinfo->crt_setting_info = (struct crt_setting_information *) + ((unsigned long)viaparinfo->lvds_setting_info2 + lvds_length); + viaparinfo->chip_info = (struct chip_information *) + ((unsigned long)viaparinfo->crt_setting_info + crt_length); + + if (viafb_dual_fb) + viafb_SAMM_ON = 1; + parse_active_dev(); + parse_video_dev(); + parse_lcd_port(); + parse_dvi_port(); + + /* for dual-fb must viafb_SAMM_ON=1 and viafb_dual_fb=1 */ + if (!viafb_SAMM_ON) + viafb_dual_fb = 0; + + /* Set up I2C bus stuff */ + viafb_create_i2c_bus(viaparinfo); + + viafb_init_chip_info(); + viafb_get_fb_info(&viaparinfo->fbmem, &viaparinfo->memsize); + viaparinfo->fbmem_free = viaparinfo->memsize; + viaparinfo->fbmem_used = 0; + viaparinfo->fbmem_virt = ioremap_nocache(viaparinfo->fbmem, + viaparinfo->memsize); + viafbinfo->screen_base = (char *)viaparinfo->fbmem_virt; + + if (!viaparinfo->fbmem_virt) { + printk(KERN_INFO "ioremap failed\n"); + return -1; + } + + viafb_get_mmio_info(&viaparinfo->mmio_base, &viaparinfo->mmio_len); + viaparinfo->io_virt = ioremap_nocache(viaparinfo->mmio_base, + viaparinfo->mmio_len); + + viafbinfo->node = 0; + viafbinfo->fbops = &viafb_ops; + viafbinfo->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN; + + viafbinfo->pseudo_palette = pseudo_pal; + if (viafb_accel) { + viafb_init_accel(); + viafb_init_2d_engine(); + viafb_hw_cursor_init(); + } + + if (viafb_second_size && (viafb_second_size < 8)) { + viafb_second_offset = viaparinfo->fbmem_free - + viafb_second_size * 1024 * 1024; + } else { + viafb_second_size = 8; + viafb_second_offset = viaparinfo->fbmem_free - + viafb_second_size * 1024 * 1024; + } + + viafb_FB_MM = viaparinfo->fbmem_virt; + tmpm = viafb_mode; + tmpc = strsep(&tmpm, "x"); + strict_strtoul(tmpc, 0, (unsigned long *)&default_xres); + strict_strtoul(tmpm, 0, (unsigned long *)&default_yres); + + vmode_index = viafb_get_mode_index(default_xres, default_yres, 0); + DEBUG_MSG(KERN_INFO "0->index=%d\n", vmode_index); + + if (viafb_SAMM_ON == 1) { + if (strcmp(viafb_mode, viafb_mode1)) { + tmpm_sec = viafb_mode1; + tmpc_sec = strsep(&tmpm_sec, "x"); + strict_strtoul(tmpc_sec, 0, + (unsigned long *)&viafb_second_xres); + strict_strtoul(tmpm_sec, 0, + (unsigned long *)&viafb_second_yres); + } else { + viafb_second_xres = default_xres; + viafb_second_yres = default_yres; + } + if (0 == viafb_second_virtual_xres) { + switch (viafb_second_xres) { + case 1400: + viafb_second_virtual_xres = 1408; + break; + default: + viafb_second_virtual_xres = viafb_second_xres; + break; + } + } + if (0 == viafb_second_virtual_yres) + viafb_second_virtual_yres = viafb_second_yres; + } + + switch (viafb_bpp) { + case 0 ... 8: + viafb_bpp = 8; + break; + case 9 ... 16: + viafb_bpp = 16; + break; + case 17 ... 32: + viafb_bpp = 32; + break; + default: + viafb_bpp = 8; + } + default_var.xres = default_xres; + default_var.yres = default_yres; + switch (default_xres) { + case 1400: + default_var.xres_virtual = 1408; + break; + default: + default_var.xres_virtual = default_xres; + break; + } + default_var.yres_virtual = default_yres; + default_var.bits_per_pixel = viafb_bpp; + if (default_var.bits_per_pixel == 15) + default_var.bits_per_pixel = 16; + default_var.pixclock = + viafb_get_pixclock(default_xres, default_yres, viafb_refresh); + default_var.left_margin = (default_xres >> 3) & 0xf8; + default_var.right_margin = 32; + default_var.upper_margin = 16; + default_var.lower_margin = 4; + default_var.hsync_len = default_var.left_margin; + default_var.vsync_len = 4; + default_var.accel_flags = 0; + + if (viafb_accel) { + viafbinfo->flags |= + (FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT | + FBINFO_HWACCEL_IMAGEBLIT); + default_var.accel_flags |= FB_ACCELF_TEXT; + } else + viafbinfo->flags |= FBINFO_HWACCEL_DISABLED; + + if (viafb_dual_fb) { + viafbinfo1 = framebuffer_alloc(viafb_par_length, NULL); + if (!viafbinfo1) { + printk(KERN_ERR + "allocate the second framebuffer struct error\n"); + framebuffer_release(viafbinfo); + return -ENOMEM; + } + viaparinfo1 = viafbinfo1->par; + memcpy(viaparinfo1, viaparinfo, viafb_par_length); + viaparinfo1->memsize = viaparinfo->memsize - + viafb_second_offset; + viaparinfo->memsize = viafb_second_offset; + viaparinfo1->fbmem_virt = viaparinfo->fbmem_virt + + viafb_second_offset; + viaparinfo1->fbmem = viaparinfo->fbmem + viafb_second_offset; + + viaparinfo1->fbmem_used = viaparinfo->fbmem_used; + viaparinfo1->fbmem_free = viaparinfo1->memsize - + viaparinfo1->fbmem_used; + viaparinfo->fbmem_free = viaparinfo->memsize; + viaparinfo->fbmem_used = 0; + if (viafb_accel) { + viaparinfo1->cursor_start = + viaparinfo->cursor_start - viafb_second_offset; + viaparinfo1->VQ_start = viaparinfo->VQ_start - + viafb_second_offset; + viaparinfo1->VQ_end = viaparinfo->VQ_end - + viafb_second_offset; + } + + memcpy(viafbinfo1, viafbinfo, sizeof(struct fb_info)); + viafbinfo1->screen_base = viafbinfo->screen_base + + viafb_second_offset; + viafbinfo1->fix.smem_start = viaparinfo1->fbmem; + viafbinfo1->fix.smem_len = viaparinfo1->fbmem_free; + + default_var.xres = viafb_second_xres; + default_var.yres = viafb_second_yres; + default_var.xres_virtual = viafb_second_virtual_xres; + default_var.yres_virtual = viafb_second_virtual_yres; + if (viafb_bpp1 != viafb_bpp) + viafb_bpp1 = viafb_bpp; + default_var.bits_per_pixel = viafb_bpp1; + default_var.pixclock = + viafb_get_pixclock(viafb_second_xres, viafb_second_yres, + viafb_refresh); + default_var.left_margin = (viafb_second_xres >> 3) & 0xf8; + default_var.right_margin = 32; + default_var.upper_margin = 16; + default_var.lower_margin = 4; + default_var.hsync_len = default_var.left_margin; + default_var.vsync_len = 4; + + viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1); + viafb_check_var(&default_var, viafbinfo1); + viafbinfo1->var = default_var; + viafb_update_viafb_par(viafbinfo); + viafb_update_fix(&viafbinfo1->fix, viafbinfo1); + } + + viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo); + viafb_check_var(&default_var, viafbinfo); + viafbinfo->var = default_var; + viafb_update_viafb_par(viafbinfo); + viafb_update_fix(&viafbinfo->fix, viafbinfo); + default_var.activate = FB_ACTIVATE_NOW; + fb_alloc_cmap(&viafbinfo->cmap, 256, 0); + + if (viafb_dual_fb && (viafb_primary_dev == LCD_Device) + && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)) { + if (register_framebuffer(viafbinfo1) < 0) + return -EINVAL; + } + if (register_framebuffer(viafbinfo) < 0) + return -EINVAL; + + if (viafb_dual_fb && ((viafb_primary_dev != LCD_Device) + || (viaparinfo->chip_info->gfx_chip_name != + UNICHROME_CLE266))) { + if (register_framebuffer(viafbinfo1) < 0) + return -EINVAL; + } + DEBUG_MSG(KERN_INFO "fb%d: %s frame buffer device %dx%d-%dbpp\n", + viafbinfo->node, viafbinfo->fix.id, default_var.xres, + default_var.yres, default_var.bits_per_pixel); + + viafb_init_proc(viaparinfo->proc_entry); + viafb_init_dac(IGA2); + return 0; +} + +static void __devexit via_pci_remove(void) +{ + DEBUG_MSG(KERN_INFO "via_pci_remove!\n"); + fb_dealloc_cmap(&viafbinfo->cmap); + unregister_framebuffer(viafbinfo); + if (viafb_dual_fb) + unregister_framebuffer(viafbinfo1); + iounmap((void *)viaparinfo->fbmem_virt); + iounmap(viaparinfo->io_virt); + + viafb_delete_i2c_buss(viaparinfo); + + framebuffer_release(viafbinfo); + if (viafb_dual_fb) + framebuffer_release(viafbinfo1); + + viafb_remove_proc(viaparinfo->proc_entry); +} + +#ifndef MODULE +static int __init viafb_setup(char *options) +{ + char *this_opt; + DEBUG_MSG(KERN_INFO "viafb_setup!\n"); + + if (!options || !*options) + return 0; + + while ((this_opt = strsep(&options, ",")) != NULL) { + if (!*this_opt) + continue; + + if (!strncmp(this_opt, "viafb_mode1=", 12)) + viafb_mode1 = kstrdup(this_opt + 12, GFP_KERNEL); + else if (!strncmp(this_opt, "viafb_mode=", 11)) + viafb_mode = kstrdup(this_opt + 11, GFP_KERNEL); + else if (!strncmp(this_opt, "viafb_bpp1=", 11)) + strict_strtoul(this_opt + 11, 0, + (unsigned long *)&viafb_bpp1); + else if (!strncmp(this_opt, "viafb_bpp=", 10)) + strict_strtoul(this_opt + 10, 0, + (unsigned long *)&viafb_bpp); + else if (!strncmp(this_opt, "viafb_refresh1=", 15)) + strict_strtoul(this_opt + 15, 0, + (unsigned long *)&viafb_refresh1); + else if (!strncmp(this_opt, "viafb_refresh=", 14)) + strict_strtoul(this_opt + 14, 0, + (unsigned long *)&viafb_refresh); + else if (!strncmp(this_opt, "viafb_lcd_dsp_method=", 21)) + strict_strtoul(this_opt + 21, 0, + (unsigned long *)&viafb_lcd_dsp_method); + else if (!strncmp(this_opt, "viafb_lcd_panel_id=", 19)) + strict_strtoul(this_opt + 19, 0, + (unsigned long *)&viafb_lcd_panel_id); + else if (!strncmp(this_opt, "viafb_accel=", 12)) + strict_strtoul(this_opt + 12, 0, + (unsigned long *)&viafb_accel); + else if (!strncmp(this_opt, "viafb_SAMM_ON=", 14)) + strict_strtoul(this_opt + 14, 0, + (unsigned long *)&viafb_SAMM_ON); + else if (!strncmp(this_opt, "viafb_active_dev=", 17)) + viafb_active_dev = kstrdup(this_opt + 17, GFP_KERNEL); + else if (!strncmp(this_opt, + "viafb_display_hardware_layout=", 30)) + strict_strtoul(this_opt + 30, 0, + (unsigned long *)&viafb_display_hardware_layout); + else if (!strncmp(this_opt, "viafb_second_size=", 18)) + strict_strtoul(this_opt + 18, 0, + (unsigned long *)&viafb_second_size); + else if (!strncmp(this_opt, + "viafb_platform_epia_dvi=", 24)) + strict_strtoul(this_opt + 24, 0, + (unsigned long *)&viafb_platform_epia_dvi); + else if (!strncmp(this_opt, + "viafb_device_lcd_dualedge=", 26)) + strict_strtoul(this_opt + 26, 0, + (unsigned long *)&viafb_device_lcd_dualedge); + else if (!strncmp(this_opt, "viafb_bus_width=", 16)) + strict_strtoul(this_opt + 16, 0, + (unsigned long *)&viafb_bus_width); + else if (!strncmp(this_opt, "viafb_lcd_mode=", 15)) + strict_strtoul(this_opt + 15, 0, + (unsigned long *)&viafb_lcd_mode); + else if (!strncmp(this_opt, "viafb_video_dev=", 16)) + viafb_video_dev = kstrdup(this_opt + 16, GFP_KERNEL); + else if (!strncmp(this_opt, "viafb_lcd_port=", 15)) + viafb_lcd_port = kstrdup(this_opt + 15, GFP_KERNEL); + else if (!strncmp(this_opt, "viafb_dvi_port=", 15)) + viafb_dvi_port = kstrdup(this_opt + 15, GFP_KERNEL); + } + return 0; +} +#endif + +static int __init viafb_init(void) +{ +#ifndef MODULE + char *option = NULL; + if (fb_get_options("viafb", &option)) + return -ENODEV; + viafb_setup(option); +#endif + printk(KERN_INFO + "VIA Graphics Intergration Chipset framebuffer %d.%d initializing\n", + VERSION_MAJOR, VERSION_MINOR); + return via_pci_probe(); +} + +static void __exit viafb_exit(void) +{ + DEBUG_MSG(KERN_INFO "viafb_exit!\n"); + via_pci_remove(); +} + +static struct fb_ops viafb_ops = { + .owner = THIS_MODULE, + .fb_open = viafb_open, + .fb_release = viafb_release, + .fb_check_var = viafb_check_var, + .fb_set_par = viafb_set_par, + .fb_setcolreg = viafb_setcolreg, + .fb_pan_display = viafb_pan_display, + .fb_blank = viafb_blank, + .fb_fillrect = viafb_fillrect, + .fb_copyarea = viafb_copyarea, + .fb_imageblit = viafb_imageblit, + .fb_cursor = viafb_cursor, + .fb_ioctl = viafb_ioctl, + .fb_sync = viafb_sync, + .fb_setcmap = viafb_setcmap, +}; + +module_init(viafb_init); +module_exit(viafb_exit); + +#ifdef MODULE +module_param(viafb_memsize, int, 0); + +module_param(viafb_mode, charp, 0); +MODULE_PARM_DESC(viafb_mode, "Set resolution (default=640x480)"); + +module_param(viafb_mode1, charp, 0); +MODULE_PARM_DESC(viafb_mode1, "Set resolution (default=640x480)"); + +module_param(viafb_bpp, int, 0); +MODULE_PARM_DESC(viafb_bpp, "Set color depth (default=32bpp)"); + +module_param(viafb_bpp1, int, 0); +MODULE_PARM_DESC(viafb_bpp1, "Set color depth (default=32bpp)"); + +module_param(viafb_refresh, int, 0); +MODULE_PARM_DESC(viafb_refresh, + "Set CRT viafb_refresh rate (default = 60)"); + +module_param(viafb_refresh1, int, 0); +MODULE_PARM_DESC(viafb_refresh1, + "Set CRT refresh rate (default = 60)"); + +module_param(viafb_lcd_panel_id, int, 0); +MODULE_PARM_DESC(viafb_lcd_panel_id, + "Set Flat Panel type(Default=1024x768)"); + +module_param(viafb_lcd_dsp_method, int, 0); +MODULE_PARM_DESC(viafb_lcd_dsp_method, + "Set Flat Panel display scaling method.(Default=Expandsion)"); + +module_param(viafb_SAMM_ON, int, 0); +MODULE_PARM_DESC(viafb_SAMM_ON, + "Turn on/off flag of SAMM(Default=OFF)"); + +module_param(viafb_accel, int, 0); +MODULE_PARM_DESC(viafb_accel, + "Set 2D Hardware Acceleration.(Default = OFF)"); + +module_param(viafb_active_dev, charp, 0); +MODULE_PARM_DESC(viafb_active_dev, "Specify active devices."); + +module_param(viafb_display_hardware_layout, int, 0); +MODULE_PARM_DESC(viafb_display_hardware_layout, + "Display Hardware Layout (LCD Only, DVI Only...,etc)"); + +module_param(viafb_second_size, int, 0); +MODULE_PARM_DESC(viafb_second_size, + "Set secondary device memory size"); + +module_param(viafb_dual_fb, int, 0); +MODULE_PARM_DESC(viafb_dual_fb, + "Turn on/off flag of dual framebuffer devices.(Default = OFF)"); + +module_param(viafb_platform_epia_dvi, int, 0); +MODULE_PARM_DESC(viafb_platform_epia_dvi, + "Turn on/off flag of DVI devices on EPIA board.(Default = OFF)"); + +module_param(viafb_device_lcd_dualedge, int, 0); +MODULE_PARM_DESC(viafb_device_lcd_dualedge, + "Turn on/off flag of dual edge panel.(Default = OFF)"); + +module_param(viafb_bus_width, int, 0); +MODULE_PARM_DESC(viafb_bus_width, + "Set bus width of panel.(Default = 12)"); + +module_param(viafb_lcd_mode, int, 0); +MODULE_PARM_DESC(viafb_lcd_mode, + "Set Flat Panel mode(Default=OPENLDI)"); + +module_param(viafb_video_dev, charp, 0); +MODULE_PARM_DESC(viafb_video_dev, "Specify video devices."); + +module_param(viafb_lcd_port, charp, 0); +MODULE_PARM_DESC(viafb_lcd_port, "Specify LCD output port."); + +module_param(viafb_dvi_port, charp, 0); +MODULE_PARM_DESC(viafb_dvi_port, "Specify DVI output port."); + +MODULE_LICENSE("GPL"); +#endif diff --git a/drivers/video/via/viafbdev.h b/drivers/video/via/viafbdev.h new file mode 100644 index 00000000000..a4158e87287 --- /dev/null +++ b/drivers/video/via/viafbdev.h @@ -0,0 +1,112 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __VIAFBDEV_H__ +#define __VIAFBDEV_H__ + +#include <linux/proc_fs.h> +#include <linux/fb.h> + +#include "ioctl.h" +#include "share.h" +#include "chip.h" +#include "hw.h" +#include "via_i2c.h" + +#define VERSION_MAJOR 2 +#define VERSION_KERNEL 6 /* For kernel 2.6 */ + +#define VERSION_OS 0 /* 0: for 32 bits OS, 1: for 64 bits OS */ +#define VERSION_MINOR 4 + +struct viafb_par { + int bpp; + int hres; + int vres; + int linelength; + u32 xoffset; + u32 yoffset; + + void __iomem *fbmem_virt; /*framebuffer virtual memory address */ + void __iomem *io_virt; /*iospace virtual memory address */ + unsigned int fbmem; /*framebuffer physical memory address */ + unsigned int memsize; /*size of fbmem */ + unsigned int io; /*io space address */ + unsigned long mmio_base; /*mmio base address */ + unsigned long mmio_len; /*mmio base length */ + u32 fbmem_free; /* Free FB memory */ + u32 fbmem_used; /* Use FB memory size */ + u32 cursor_start; /* Cursor Start Address */ + u32 VQ_start; /* Virtual Queue Start Address */ + u32 VQ_end; /* Virtual Queue End Address */ + u32 iga_path; + struct proc_dir_entry *proc_entry; /*viafb proc entry */ + u8 duoview; /*Is working in duoview mode? */ + + /* I2C stuff */ + struct via_i2c_stuff i2c_stuff; + + /* All the information will be needed to set engine */ + struct tmds_setting_information *tmds_setting_info; + struct crt_setting_information *crt_setting_info; + struct lvds_setting_information *lvds_setting_info; + struct lvds_setting_information *lvds_setting_info2; + struct chip_information *chip_info; + + /* some information related to video playing */ + int video_on_crt; + int video_on_dvi; + int video_on_lcd; + +}; +struct viafb_modeinfo { + u32 xres; + u32 yres; + int mode_index; + char *mode_res; +}; +extern unsigned int viafb_second_virtual_yres; +extern unsigned int viafb_second_virtual_xres; +extern unsigned int viafb_second_offset; +extern int viafb_second_size; +extern int viafb_SAMM_ON; +extern int viafb_dual_fb; +extern int viafb_LCD2_ON; +extern int viafb_LCD_ON; +extern int viafb_DVI_ON; +extern int viafb_accel; +extern int viafb_hotplug; +extern int viafb_memsize; + +extern int strict_strtoul(const char *cp, unsigned int base, + unsigned long *res); + +void viafb_memory_pitch_patch(struct fb_info *info); +void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh, + int mode_index); +int viafb_get_mode_index(int hres, int vres, int flag); +u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information + *plvds_chip_info, u8 index); +void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information + *plvds_chip_info, struct IODATA io_data); +#endif /* __VIAFBDEV_H__ */ diff --git a/drivers/video/via/viamode.c b/drivers/video/via/viamode.c new file mode 100644 index 00000000000..6dcf583a837 --- /dev/null +++ b/drivers/video/via/viamode.c @@ -0,0 +1,1086 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" +struct res_map_refresh res_map_refresh_tbl[] = { +/*hres, vres, vclock, vmode_refresh*/ + {480, 640, RES_480X640_60HZ_PIXCLOCK, 60}, + {640, 480, RES_640X480_60HZ_PIXCLOCK, 60}, + {640, 480, RES_640X480_75HZ_PIXCLOCK, 75}, + {640, 480, RES_640X480_85HZ_PIXCLOCK, 85}, + {640, 480, RES_640X480_100HZ_PIXCLOCK, 100}, + {640, 480, RES_640X480_120HZ_PIXCLOCK, 120}, + {720, 480, RES_720X480_60HZ_PIXCLOCK, 60}, + {720, 576, RES_720X576_60HZ_PIXCLOCK, 60}, + {800, 480, RES_800X480_60HZ_PIXCLOCK, 60}, + {800, 600, RES_800X600_60HZ_PIXCLOCK, 60}, + {800, 600, RES_800X600_75HZ_PIXCLOCK, 75}, + {800, 600, RES_800X600_85HZ_PIXCLOCK, 85}, + {800, 600, RES_800X600_100HZ_PIXCLOCK, 100}, + {800, 600, RES_800X600_120HZ_PIXCLOCK, 120}, + {848, 480, RES_848X480_60HZ_PIXCLOCK, 60}, + {856, 480, RES_856X480_60HZ_PIXCLOCK, 60}, + {1024, 512, RES_1024X512_60HZ_PIXCLOCK, 60}, + {1024, 600, RES_1024X600_60HZ_PIXCLOCK, 60}, + {1024, 768, RES_1024X768_60HZ_PIXCLOCK, 60}, + {1024, 768, RES_1024X768_75HZ_PIXCLOCK, 75}, + {1024, 768, RES_1024X768_85HZ_PIXCLOCK, 85}, + {1024, 768, RES_1024X768_100HZ_PIXCLOCK, 100}, +/* {1152,864, RES_1152X864_70HZ_PIXCLOCK, 70},*/ + {1152, 864, RES_1152X864_75HZ_PIXCLOCK, 75}, + {1280, 768, RES_1280X768_60HZ_PIXCLOCK, 60}, + {1280, 800, RES_1280X800_60HZ_PIXCLOCK, 60}, + {1280, 960, RES_1280X960_60HZ_PIXCLOCK, 60}, + {1280, 1024, RES_1280X1024_60HZ_PIXCLOCK, 60}, + {1280, 1024, RES_1280X1024_75HZ_PIXCLOCK, 75}, + {1280, 1024, RES_1280X768_85HZ_PIXCLOCK, 85}, + {1440, 1050, RES_1440X1050_60HZ_PIXCLOCK, 60}, + {1600, 1200, RES_1600X1200_60HZ_PIXCLOCK, 60}, + {1600, 1200, RES_1600X1200_75HZ_PIXCLOCK, 75}, + {1280, 720, RES_1280X720_60HZ_PIXCLOCK, 60}, + {1920, 1080, RES_1920X1080_60HZ_PIXCLOCK, 60}, + {1400, 1050, RES_1400X1050_60HZ_PIXCLOCK, 60}, + {1400, 1050, RES_1400X1050_75HZ_PIXCLOCK, 75}, + {1368, 768, RES_1368X768_60HZ_PIXCLOCK, 60}, + {960, 600, RES_960X600_60HZ_PIXCLOCK, 60}, + {1000, 600, RES_1000X600_60HZ_PIXCLOCK, 60}, + {1024, 576, RES_1024X576_60HZ_PIXCLOCK, 60}, + {1088, 612, RES_1088X612_60HZ_PIXCLOCK, 60}, + {1152, 720, RES_1152X720_60HZ_PIXCLOCK, 60}, + {1200, 720, RES_1200X720_60HZ_PIXCLOCK, 60}, + {1280, 600, RES_1280X600_60HZ_PIXCLOCK, 60}, + {1280, 720, RES_1280X720_50HZ_PIXCLOCK, 50}, + {1280, 768, RES_1280X768_50HZ_PIXCLOCK, 50}, + {1360, 768, RES_1360X768_60HZ_PIXCLOCK, 60}, + {1366, 768, RES_1366X768_50HZ_PIXCLOCK, 50}, + {1366, 768, RES_1366X768_60HZ_PIXCLOCK, 60}, + {1440, 900, RES_1440X900_60HZ_PIXCLOCK, 60}, + {1440, 900, RES_1440X900_75HZ_PIXCLOCK, 75}, + {1600, 900, RES_1600X900_60HZ_PIXCLOCK, 60}, + {1600, 1024, RES_1600X1024_60HZ_PIXCLOCK, 60}, + {1680, 1050, RES_1680X1050_60HZ_PIXCLOCK, 60}, + {1680, 1050, RES_1680X1050_75HZ_PIXCLOCK, 75}, + {1792, 1344, RES_1792X1344_60HZ_PIXCLOCK, 60}, + {1856, 1392, RES_1856X1392_60HZ_PIXCLOCK, 60}, + {1920, 1200, RES_1920X1200_60HZ_PIXCLOCK, 60}, + {1920, 1440, RES_1920X1440_60HZ_PIXCLOCK, 60}, + {1920, 1440, RES_1920X1440_75HZ_PIXCLOCK, 75}, + {2048, 1536, RES_2048X1536_60HZ_PIXCLOCK, 60} +}; + +struct io_reg CN400_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01}, +{VIASR, SR15, 0x02, 0x02}, +{VIASR, SR16, 0xBF, 0x08}, +{VIASR, SR17, 0xFF, 0x1F}, +{VIASR, SR18, 0xFF, 0x4E}, +{VIASR, SR1A, 0xFB, 0x08}, +{VIASR, SR1E, 0x0F, 0x01}, +{VIASR, SR2A, 0xFF, 0x00}, +{VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */ +{VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */ +{VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */ +{VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */ +{VIACR, CR32, 0xFF, 0x00}, +{VIACR, CR33, 0xFF, 0x00}, +{VIACR, CR34, 0xFF, 0x00}, +{VIACR, CR35, 0xFF, 0x00}, +{VIACR, CR36, 0x08, 0x00}, +{VIACR, CR62, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR63, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR64, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR69, 0xFF, 0x00}, +{VIACR, CR6A, 0xFF, 0x40}, +{VIACR, CR6B, 0xFF, 0x00}, +{VIACR, CR6C, 0xFF, 0x00}, +{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */ +{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */ +{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */ +{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */ +{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */ +{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */ +{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */ +{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */ +{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */ +{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */ +{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */ +{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */ +{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */ +{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */ +{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */ +{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */ +{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */ +{VIACR, CR8B, 0xFF, 0x69}, /* LCD Power Sequence Control 0 */ +{VIACR, CR8C, 0xFF, 0x57}, /* LCD Power Sequence Control 1 */ +{VIACR, CR8D, 0xFF, 0x00}, /* LCD Power Sequence Control 2 */ +{VIACR, CR8E, 0xFF, 0x7B}, /* LCD Power Sequence Control 3 */ +{VIACR, CR8F, 0xFF, 0x03}, /* LCD Power Sequence Control 4 */ +{VIACR, CR90, 0xFF, 0x30}, /* LCD Power Sequence Control 5 */ +{VIACR, CR91, 0xFF, 0xA0}, /* 24/12 bit LVDS Data off */ +{VIACR, CR96, 0xFF, 0x00}, +{VIACR, CR97, 0xFF, 0x00}, +{VIACR, CR99, 0xFF, 0x00}, +{VIACR, CR9B, 0xFF, 0x00} +}; + +/* Video Mode Table for VT3314 chipset*/ +/* Common Setting for Video Mode */ +struct io_reg CN700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01}, +{VIASR, SR15, 0x02, 0x02}, +{VIASR, SR16, 0xBF, 0x08}, +{VIASR, SR17, 0xFF, 0x1F}, +{VIASR, SR18, 0xFF, 0x4E}, +{VIASR, SR1A, 0xFB, 0x82}, +{VIASR, SR1B, 0xFF, 0xF0}, +{VIASR, SR1F, 0xFF, 0x00}, +{VIASR, SR1E, 0xFF, 0x01}, +{VIASR, SR22, 0xFF, 0x1F}, +{VIASR, SR2A, 0x0F, 0x00}, +{VIASR, SR2E, 0xFF, 0xFF}, +{VIASR, SR3F, 0xFF, 0xFF}, +{VIASR, SR40, 0xF7, 0x00}, +{VIASR, CR30, 0xFF, 0x04}, +{VIACR, CR32, 0xFF, 0x00}, +{VIACR, CR33, 0x7F, 0x00}, +{VIACR, CR34, 0xFF, 0x00}, +{VIACR, CR35, 0xFF, 0x00}, +{VIACR, CR36, 0xFF, 0x31}, +{VIACR, CR41, 0xFF, 0x80}, +{VIACR, CR42, 0xFF, 0x00}, +{VIACR, CR55, 0x80, 0x00}, +{VIACR, CR5D, 0x80, 0x00}, /*Horizontal Retrace Start bit[11] should be 0*/ +{VIACR, CR62, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR63, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR64, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR68, 0xFF, 0x67}, /* Default FIFO For IGA2 */ +{VIACR, CR69, 0xFF, 0x00}, +{VIACR, CR6A, 0xFD, 0x40}, +{VIACR, CR6B, 0xFF, 0x00}, +{VIACR, CR6C, 0xFF, 0x00}, +{VIACR, CR77, 0xFF, 0x00}, /* LCD scaling Factor */ +{VIACR, CR78, 0xFF, 0x00}, /* LCD scaling Factor */ +{VIACR, CR79, 0xFF, 0x00}, /* LCD scaling Factor */ +{VIACR, CR9F, 0x03, 0x00}, /* LCD scaling Factor */ +{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */ +{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */ +{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */ +{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */ +{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */ +{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */ +{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */ +{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */ +{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */ +{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */ +{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */ +{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */ +{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */ +{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */ +{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */ +{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */ +{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */ +{VIACR, CR8B, 0xFF, 0x5D}, /* LCD Power Sequence Control 0 */ +{VIACR, CR8C, 0xFF, 0x2B}, /* LCD Power Sequence Control 1 */ +{VIACR, CR8D, 0xFF, 0x6F}, /* LCD Power Sequence Control 2 */ +{VIACR, CR8E, 0xFF, 0x2B}, /* LCD Power Sequence Control 3 */ +{VIACR, CR8F, 0xFF, 0x01}, /* LCD Power Sequence Control 4 */ +{VIACR, CR90, 0xFF, 0x01}, /* LCD Power Sequence Control 5 */ +{VIACR, CR91, 0xFF, 0xA0}, /* 24/12 bit LVDS Data off */ +{VIACR, CR96, 0xFF, 0x00}, +{VIACR, CR97, 0xFF, 0x00}, +{VIACR, CR99, 0xFF, 0x00}, +{VIACR, CR9B, 0xFF, 0x00}, +{VIACR, CR9D, 0xFF, 0x80}, +{VIACR, CR9E, 0xFF, 0x80} +}; + +struct io_reg KM400_ModeXregs[] = { + {VIASR, SR10, 0xFF, 0x01}, /* Unlock Register */ + {VIASR, SR16, 0xFF, 0x08}, /* Display FIFO threshold Control */ + {VIASR, SR17, 0xFF, 0x1F}, /* Display FIFO Control */ + {VIASR, SR18, 0xFF, 0x4E}, /* GFX PREQ threshold */ + {VIASR, SR1A, 0xFF, 0x0a}, /* GFX PREQ threshold */ + {VIASR, SR1F, 0xFF, 0x00}, /* Memory Control 0 */ + {VIASR, SR1B, 0xFF, 0xF0}, /* Power Management Control 0 */ + {VIASR, SR1E, 0xFF, 0x01}, /* Power Management Control */ + {VIASR, SR20, 0xFF, 0x00}, /* Sequencer Arbiter Control 0 */ + {VIASR, SR21, 0xFF, 0x00}, /* Sequencer Arbiter Control 1 */ + {VIASR, SR22, 0xFF, 0x1F}, /* Display Arbiter Control 1 */ + {VIASR, SR2A, 0xFF, 0x00}, /* Power Management Control 5 */ + {VIASR, SR2D, 0xFF, 0xFF}, /* Power Management Control 1 */ + {VIASR, SR2E, 0xFF, 0xFF}, /* Power Management Control 2 */ + {VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */ + {VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */ + {VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */ + {VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */ + {VIACR, CR33, 0xFF, 0x00}, + {VIACR, CR55, 0x80, 0x00}, + {VIACR, CR5D, 0x80, 0x00}, + {VIACR, CR36, 0xFF, 0x01}, /* Power Mangement 3 */ + {VIACR, CR62, 0xFF, 0x00}, /* Secondary Display Starting Address */ + {VIACR, CR63, 0xFF, 0x00}, /* Secondary Display Starting Address */ + {VIACR, CR64, 0xFF, 0x00}, /* Secondary Display Starting Address */ + {VIACR, CR68, 0xFF, 0x67}, /* Default FIFO For IGA2 */ + {VIACR, CR6A, 0x20, 0x20}, /* Extended FIFO On */ + {VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */ + {VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */ + {VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */ + {VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */ + {VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */ + {VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */ + {VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */ + {VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */ + {VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */ + {VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */ + {VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */ + {VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */ + {VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */ + {VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */ + {VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */ + {VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */ + {VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */ + {VIACR, CR8B, 0xFF, 0x2D}, /* LCD Power Sequence Control 0 */ + {VIACR, CR8C, 0xFF, 0x2D}, /* LCD Power Sequence Control 1 */ + {VIACR, CR8D, 0xFF, 0xC8}, /* LCD Power Sequence Control 2 */ + {VIACR, CR8E, 0xFF, 0x36}, /* LCD Power Sequence Control 3 */ + {VIACR, CR8F, 0xFF, 0x00}, /* LCD Power Sequence Control 4 */ + {VIACR, CR90, 0xFF, 0x10}, /* LCD Power Sequence Control 5 */ + {VIACR, CR91, 0xFF, 0xA0}, /* 24/12 bit LVDS Data off */ + {VIACR, CR96, 0xFF, 0x03}, /* DVP0 ; DVP0 Clock Skew */ + {VIACR, CR97, 0xFF, 0x03}, /* DFP high ; DFPH Clock Skew */ + {VIACR, CR99, 0xFF, 0x03}, /* DFP low ; DFPL Clock Skew*/ + {VIACR, CR9B, 0xFF, 0x07} /* DVI on DVP1 ; DVP1 Clock Skew*/ +}; + +/* For VT3324: Common Setting for Video Mode */ +struct io_reg CX700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01}, +{VIASR, SR15, 0x02, 0x02}, +{VIASR, SR16, 0xBF, 0x08}, +{VIASR, SR17, 0xFF, 0x1F}, +{VIASR, SR18, 0xFF, 0x4E}, +{VIASR, SR1A, 0xFB, 0x08}, +{VIASR, SR1B, 0xFF, 0xF0}, +{VIASR, SR1E, 0xFF, 0x01}, +{VIASR, SR2A, 0xFF, 0x00}, +{VIASR, SR2D, 0xFF, 0xFF}, /* VCK and LCK PLL power on. */ +{VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */ +{VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */ +{VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */ +{VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */ +{VIACR, CR32, 0xFF, 0x00}, +{VIACR, CR33, 0xFF, 0x00}, +{VIACR, CR34, 0xFF, 0x00}, +{VIACR, CR35, 0xFF, 0x00}, +{VIACR, CR36, 0x08, 0x00}, +{VIACR, CR47, 0xC8, 0x00}, /* Clear VCK Plus. */ +{VIACR, CR62, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR63, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR64, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CRA3, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR69, 0xFF, 0x00}, +{VIACR, CR6A, 0xFF, 0x40}, +{VIACR, CR6B, 0xFF, 0x00}, +{VIACR, CR6C, 0xFF, 0x00}, +{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */ +{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */ +{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */ +{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */ +{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */ +{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */ +{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */ +{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */ +{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */ +{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */ +{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */ +{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */ +{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */ +{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */ +{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */ +{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */ +{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */ +{VIACR, CRD4, 0xFF, 0x81}, /* Second power sequence control */ +{VIACR, CR8B, 0xFF, 0x5D}, /* LCD Power Sequence Control 0 */ +{VIACR, CR8C, 0xFF, 0x2B}, /* LCD Power Sequence Control 1 */ +{VIACR, CR8D, 0xFF, 0x6F}, /* LCD Power Sequence Control 2 */ +{VIACR, CR8E, 0xFF, 0x2B}, /* LCD Power Sequence Control 3 */ +{VIACR, CR8F, 0xFF, 0x01}, /* LCD Power Sequence Control 4 */ +{VIACR, CR90, 0xFF, 0x01}, /* LCD Power Sequence Control 5 */ +{VIACR, CR91, 0xFF, 0x80}, /* 24/12 bit LVDS Data off */ +{VIACR, CR96, 0xFF, 0x00}, +{VIACR, CR97, 0xFF, 0x00}, +{VIACR, CR99, 0xFF, 0x00}, +{VIACR, CR9B, 0xFF, 0x00}, +{VIACR, CRD2, 0xFF, 0xFF} /* TMDS/LVDS control register. */ +}; + +/* For VT3353: Common Setting for Video Mode */ +struct io_reg VX800_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01}, +{VIASR, SR15, 0x02, 0x02}, +{VIASR, SR16, 0xBF, 0x08}, +{VIASR, SR17, 0xFF, 0x1F}, +{VIASR, SR18, 0xFF, 0x4E}, +{VIASR, SR1A, 0xFB, 0x08}, +{VIASR, SR1B, 0xFF, 0xF0}, +{VIASR, SR1E, 0xFF, 0x01}, +{VIASR, SR2A, 0xFF, 0x00}, +{VIASR, SR2D, 0xFF, 0xFF}, /* VCK and LCK PLL power on. */ +{VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */ +{VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */ +{VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */ +{VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */ +{VIACR, CR32, 0xFF, 0x00}, +{VIACR, CR33, 0xFF, 0x00}, +{VIACR, CR34, 0xFF, 0x00}, +{VIACR, CR35, 0xFF, 0x00}, +{VIACR, CR36, 0x08, 0x00}, +{VIACR, CR47, 0xC8, 0x00}, /* Clear VCK Plus. */ +{VIACR, CR62, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR63, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR64, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CRA3, 0xFF, 0x00}, /* Secondary Display Starting Address */ +{VIACR, CR69, 0xFF, 0x00}, +{VIACR, CR6A, 0xFF, 0x40}, +{VIACR, CR6B, 0xFF, 0x00}, +{VIACR, CR6C, 0xFF, 0x00}, +{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */ +{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */ +{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */ +{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */ +{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */ +{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */ +{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */ +{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */ +{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */ +{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */ +{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */ +{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */ +{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */ +{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */ +{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */ +{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */ +{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */ +{VIACR, CRD4, 0xFF, 0x81}, /* Second power sequence control */ +{VIACR, CR8B, 0xFF, 0x5D}, /* LCD Power Sequence Control 0 */ +{VIACR, CR8C, 0xFF, 0x2B}, /* LCD Power Sequence Control 1 */ +{VIACR, CR8D, 0xFF, 0x6F}, /* LCD Power Sequence Control 2 */ +{VIACR, CR8E, 0xFF, 0x2B}, /* LCD Power Sequence Control 3 */ +{VIACR, CR8F, 0xFF, 0x01}, /* LCD Power Sequence Control 4 */ +{VIACR, CR90, 0xFF, 0x01}, /* LCD Power Sequence Control 5 */ +{VIACR, CR91, 0xFF, 0x80}, /* 24/12 bit LVDS Data off */ +{VIACR, CR96, 0xFF, 0x00}, +{VIACR, CR97, 0xFF, 0x00}, +{VIACR, CR99, 0xFF, 0x00}, +{VIACR, CR9B, 0xFF, 0x00}, +{VIACR, CRD2, 0xFF, 0xFF} /* TMDS/LVDS control register. */ +}; + +/* Video Mode Table */ +/* Common Setting for Video Mode */ +struct io_reg CLE266_ModeXregs[] = { {VIASR, SR1E, 0xF0, 0x00}, +{VIASR, SR2A, 0x0F, 0x00}, +{VIASR, SR15, 0x02, 0x02}, +{VIASR, SR16, 0xBF, 0x08}, +{VIASR, SR17, 0xFF, 0x1F}, +{VIASR, SR18, 0xFF, 0x4E}, +{VIASR, SR1A, 0xFB, 0x08}, + +{VIACR, CR32, 0xFF, 0x00}, +{VIACR, CR34, 0xFF, 0x00}, +{VIACR, CR35, 0xFF, 0x00}, +{VIACR, CR36, 0x08, 0x00}, +{VIACR, CR6A, 0xFF, 0x80}, +{VIACR, CR6A, 0xFF, 0xC0}, + +{VIACR, CR55, 0x80, 0x00}, +{VIACR, CR5D, 0x80, 0x00}, + +{VIAGR, GR20, 0xFF, 0x00}, +{VIAGR, GR21, 0xFF, 0x00}, +{VIAGR, GR22, 0xFF, 0x00}, + /* LCD Parameters */ +{VIACR, CR7A, 0xFF, 0x01}, /* LCD Parameter 1 */ +{VIACR, CR7B, 0xFF, 0x02}, /* LCD Parameter 2 */ +{VIACR, CR7C, 0xFF, 0x03}, /* LCD Parameter 3 */ +{VIACR, CR7D, 0xFF, 0x04}, /* LCD Parameter 4 */ +{VIACR, CR7E, 0xFF, 0x07}, /* LCD Parameter 5 */ +{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Parameter 6 */ +{VIACR, CR80, 0xFF, 0x0D}, /* LCD Parameter 7 */ +{VIACR, CR81, 0xFF, 0x13}, /* LCD Parameter 8 */ +{VIACR, CR82, 0xFF, 0x16}, /* LCD Parameter 9 */ +{VIACR, CR83, 0xFF, 0x19}, /* LCD Parameter 10 */ +{VIACR, CR84, 0xFF, 0x1C}, /* LCD Parameter 11 */ +{VIACR, CR85, 0xFF, 0x1D}, /* LCD Parameter 12 */ +{VIACR, CR86, 0xFF, 0x1E}, /* LCD Parameter 13 */ +{VIACR, CR87, 0xFF, 0x1F}, /* LCD Parameter 14 */ + +}; + +/* Mode:1024X768 */ +struct io_reg PM1024x768[] = { {VIASR, 0x16, 0xBF, 0x0C}, +{VIASR, 0x18, 0xFF, 0x4C} +}; + +struct patch_table res_patch_table[] = { + {VIA_RES_1024X768, ARRAY_SIZE(PM1024x768), PM1024x768} +}; + +/* struct VPITTable { + unsigned char Misc; + unsigned char SR[StdSR]; + unsigned char CR[StdCR]; + unsigned char GR[StdGR]; + unsigned char AR[StdAR]; + };*/ + +struct VPITTable VPIT = { + /* Msic */ + 0xC7, + /* Sequencer */ + {0x01, 0x0F, 0x00, 0x0E}, + /* Graphic Controller */ + {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x0F, 0xFF}, + /* Attribute Controller */ + {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, + 0x01, 0x00, 0x0F, 0x00} +}; + +/********************/ +/* Mode Table */ +/********************/ + +/* 480x640 */ +struct crt_mode_table CRTM480x640[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_25_175M, M480X640_R60_HSP, M480X640_R60_VSP, + {624, 480, 480, 144, 504, 48, 663, 640, 640, 23, 641, 3} } /* GTF*/ +}; + +/* 640x480*/ +struct crt_mode_table CRTM640x480[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_25_175M, M640X480_R60_HSP, M640X480_R60_VSP, + {800, 640, 648, 144, 656, 96, 525, 480, 480, 45, 490, 2} }, + {REFRESH_75, CLK_31_500M, M640X480_R75_HSP, M640X480_R75_VSP, + {840, 640, 640, 200, 656, 64, 500, 480, 480, 20, 481, 3} }, + {REFRESH_85, CLK_36_000M, M640X480_R85_HSP, M640X480_R85_VSP, + {832, 640, 640, 192, 696, 56, 509, 480, 480, 29, 481, 3} }, + {REFRESH_100, CLK_43_163M, M640X480_R100_HSP, M640X480_R100_VSP, + {848, 640, 640, 208, 680, 64, 509, 480, 480, 29, 481, 3} }, /*GTF*/ + {REFRESH_120, CLK_52_406M, M640X480_R120_HSP, + M640X480_R120_VSP, + {848, 640, 640, 208, 680, 64, 515, 480, 480, 35, 481, + 3} } /*GTF*/ +}; + +/*720x480 (GTF)*/ +struct crt_mode_table CRTM720x480[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_26_880M, M720X480_R60_HSP, M720X480_R60_VSP, + {896, 720, 720, 176, 736, 72, 497, 480, 480, 17, 481, 3} } + +}; + +/*720x576 (GTF)*/ +struct crt_mode_table CRTM720x576[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_32_668M, M720X576_R60_HSP, M720X576_R60_VSP, + {912, 720, 720, 192, 744, 72, 597, 576, 576, 21, 577, 3} } +}; + +/* 800x480 (CVT) */ +struct crt_mode_table CRTM800x480[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_29_581M, M800X480_R60_HSP, M800X480_R60_VSP, + {992, 800, 800, 192, 824, 72, 500, 480, 480, 20, 483, 7} } +}; + +/* 800x600*/ +struct crt_mode_table CRTM800x600[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_40_000M, M800X600_R60_HSP, M800X600_R60_VSP, + {1056, 800, 800, 256, 840, 128, 628, 600, 600, 28, 601, 4} }, + {REFRESH_75, CLK_49_500M, M800X600_R75_HSP, M800X600_R75_VSP, + {1056, 800, 800, 256, 816, 80, 625, 600, 600, 25, 601, 3} }, + {REFRESH_85, CLK_56_250M, M800X600_R85_HSP, M800X600_R85_VSP, + {1048, 800, 800, 248, 832, 64, 631, 600, 600, 31, 601, 3} }, + {REFRESH_100, CLK_68_179M, M800X600_R100_HSP, M800X600_R100_VSP, + {1072, 800, 800, 272, 848, 88, 636, 600, 600, 36, 601, 3} }, + {REFRESH_120, CLK_83_950M, M800X600_R120_HSP, + M800X600_R120_VSP, + {1088, 800, 800, 288, 856, 88, 643, 600, 600, 43, 601, + 3} } +}; + +/* 848x480 (CVT) */ +struct crt_mode_table CRTM848x480[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_31_500M, M848X480_R60_HSP, M848X480_R60_VSP, + {1056, 848, 848, 208, 872, 80, 500, 480, 480, 20, 483, 5} } +}; + +/*856x480 (GTF) convert to 852x480*/ +struct crt_mode_table CRTM852x480[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_31_728M, M852X480_R60_HSP, M852X480_R60_VSP, + {1064, 856, 856, 208, 872, 88, 497, 480, 480, 17, 481, 3} } +}; + +/*1024x512 (GTF)*/ +struct crt_mode_table CRTM1024x512[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_41_291M, M1024X512_R60_HSP, M1024X512_R60_VSP, + {1296, 1024, 1024, 272, 1056, 104, 531, 512, 512, 19, 513, 3} } + +}; + +/* 1024x600*/ +struct crt_mode_table CRTM1024x600[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_48_875M, M1024X600_R60_HSP, M1024X600_R60_VSP, + {1312, 1024, 1024, 288, 1064, 104, 622, 600, 600, 22, 601, 3} }, +}; + +/* 1024x768*/ +struct crt_mode_table CRTM1024x768[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_65_000M, M1024X768_R60_HSP, M1024X768_R60_VSP, + {1344, 1024, 1024, 320, 1048, 136, 806, 768, 768, 38, 771, 6} }, + {REFRESH_75, CLK_78_750M, M1024X768_R75_HSP, M1024X768_R75_VSP, + {1312, 1024, 1024, 288, 1040, 96, 800, 768, 768, 32, 769, 3} }, + {REFRESH_85, CLK_94_500M, M1024X768_R85_HSP, M1024X768_R85_VSP, + {1376, 1024, 1024, 352, 1072, 96, 808, 768, 768, 40, 769, 3} }, + {REFRESH_100, CLK_113_309M, M1024X768_R100_HSP, M1024X768_R100_VSP, + {1392, 1024, 1024, 368, 1096, 112, 814, 768, 768, 46, 769, 3} } +}; + +/* 1152x864*/ +struct crt_mode_table CRTM1152x864[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_75, CLK_108_000M, M1152X864_R75_HSP, M1152X864_R75_VSP, + {1600, 1152, 1152, 448, 1216, 128, 900, 864, 864, 36, 865, 3} } + +}; + +/* 1280x720 (HDMI 720P)*/ +struct crt_mode_table CRTM1280x720[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_74_481M, M1280X720_R60_HSP, M1280X720_R60_VSP, + {1648, 1280, 1280, 368, 1392, 40, 750, 720, 720, 30, 725, 5} }, + {REFRESH_50, CLK_60_466M, M1280X720_R50_HSP, M1280X720_R50_VSP, + {1632, 1280, 1280, 352, 1328, 128, 741, 720, 720, 21, 721, 3} } +}; + +/*1280x768 (GTF)*/ +struct crt_mode_table CRTM1280x768[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_80_136M, M1280X768_R60_HSP, M1280X768_R60_VSP, + {1680, 1280, 1280, 400, 1344, 136, 795, 768, 768, 27, 769, 3} }, + {REFRESH_50, CLK_65_178M, M1280X768_R50_HSP, M1280X768_R50_VSP, + {1648, 1280, 1280, 368, 1336, 128, 791, 768, 768, 23, 769, 3} } +}; + +/* 1280x800 (CVT) */ +struct crt_mode_table CRTM1280x800[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_83_375M, M1280X800_R60_HSP, M1280X800_R60_VSP, + {1680, 1280, 1280, 400, 1352, 128, 831, 800, 800, 31, 803, 6} } +}; + +/*1280x960*/ +struct crt_mode_table CRTM1280x960[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_108_000M, M1280X960_R60_HSP, M1280X960_R60_VSP, + {1800, 1280, 1280, 520, 1376, 112, 1000, 960, 960, 40, 961, 3} } +}; + +/* 1280x1024*/ +struct crt_mode_table CRTM1280x1024[] = { + /*r_rate,vclk,,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_108_000M, M1280X1024_R60_HSP, M1280X1024_R60_VSP, + {1688, 1280, 1280, 408, 1328, 112, 1066, 1024, 1024, 42, 1025, + 3} }, + {REFRESH_75, CLK_135_000M, M1280X1024_R75_HSP, M1280X1024_R75_VSP, + {1688, 1280, 1280, 408, 1296, 144, 1066, 1024, 1024, 42, 1025, + 3} }, + {REFRESH_85, CLK_157_500M, M1280X1024_R85_HSP, M1280X1024_R85_VSP, + {1728, 1280, 1280, 448, 1344, 160, 1072, 1024, 1024, 48, 1025, 3} } +}; + +/* 1368x768 (GTF) */ +struct crt_mode_table CRTM1368x768[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_85_860M, M1368X768_R60_HSP, M1368X768_R60_VSP, + {1800, 1368, 1368, 432, 1440, 144, 795, 768, 768, 27, 769, 3} } +}; + +/*1440x1050 (GTF)*/ +struct crt_mode_table CRTM1440x1050[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_125_104M, M1440X1050_R60_HSP, M1440X1050_R60_VSP, + {1936, 1440, 1440, 496, 1536, 152, 1077, 1040, 1040, 37, 1041, 3} } +}; + +/* 1600x1200*/ +struct crt_mode_table CRTM1600x1200[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_162_000M, M1600X1200_R60_HSP, M1600X1200_R60_VSP, + {2160, 1600, 1600, 560, 1664, 192, 1250, 1200, 1200, 50, 1201, + 3} }, + {REFRESH_75, CLK_202_500M, M1600X1200_R75_HSP, M1600X1200_R75_VSP, + {2160, 1600, 1600, 560, 1664, 192, 1250, 1200, 1200, 50, 1201, 3} } + +}; + +/* 1680x1050 (CVT) */ +struct crt_mode_table CRTM1680x1050[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_146_760M, M1680x1050_R60_HSP, M1680x1050_R60_VSP, + {2240, 1680, 1680, 560, 1784, 176, 1089, 1050, 1050, 39, 1053, + 6} }, + {REFRESH_75, CLK_187_000M, M1680x1050_R75_HSP, M1680x1050_R75_VSP, + {2272, 1680, 1680, 592, 1800, 176, 1099, 1050, 1050, 49, 1053, 6} } +}; + +/* 1680x1050 (CVT Reduce Blanking) */ +struct crt_mode_table CRTM1680x1050_RB[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_119_000M, M1680x1050_RB_R60_HSP, + M1680x1050_RB_R60_VSP, + {1840, 1680, 1680, 160, 1728, 32, 1080, 1050, 1050, 30, 1053, 6} } +}; + +/* 1920x1080 (CVT)*/ +struct crt_mode_table CRTM1920x1080[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_172_798M, M1920X1080_R60_HSP, M1920X1080_R60_VSP, + {2576, 1920, 1920, 656, 2048, 200, 1120, 1080, 1080, 40, 1083, 5} } +}; + +/* 1920x1080 (CVT with Reduce Blanking) */ +struct crt_mode_table CRTM1920x1080_RB[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_138_400M, M1920X1080_RB_R60_HSP, + M1920X1080_RB_R60_VSP, + {2080, 1920, 1920, 160, 1968, 32, 1111, 1080, 1080, 31, 1083, 5} } +}; + +/* 1920x1440*/ +struct crt_mode_table CRTM1920x1440[] = { + /*r_rate,vclk,hsp,vsp */ + /*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_234_000M, M1920X1440_R60_HSP, M1920X1440_R60_VSP, + {2600, 1920, 1920, 680, 2048, 208, 1500, 1440, 1440, 60, 1441, + 3} }, + {REFRESH_75, CLK_297_500M, M1920X1440_R75_HSP, M1920X1440_R75_VSP, + {2640, 1920, 1920, 720, 2064, 224, 1500, 1440, 1440, 60, 1441, 3} } +}; + +/* 1400x1050 (CVT) */ +struct crt_mode_table CRTM1400x1050[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_121_750M, M1400X1050_R60_HSP, M1400X1050_R60_VSP, + {1864, 1400, 1400, 464, 1488, 144, 1089, 1050, 1050, 39, 1053, + 4} }, + {REFRESH_75, CLK_156_000M, M1400X1050_R75_HSP, M1400X1050_R75_VSP, + {1896, 1400, 1400, 496, 1504, 144, 1099, 1050, 1050, 49, 1053, 4} } +}; + +/* 1400x1050 (CVT Reduce Blanking) */ +struct crt_mode_table CRTM1400x1050_RB[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_101_000M, M1400X1050_RB_R60_HSP, + M1400X1050_RB_R60_VSP, + {1560, 1400, 1400, 160, 1448, 32, 1080, 1050, 1050, 30, 1053, 4} } +}; + +/* 960x600 (CVT) */ +struct crt_mode_table CRTM960x600[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_45_250M, M960X600_R60_HSP, M960X600_R60_VSP, + {1216, 960, 960, 256, 992, 96, 624, 600, 600, 24, 603, 6} } +}; + +/* 1000x600 (GTF) */ +struct crt_mode_table CRTM1000x600[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_48_000M, M1000X600_R60_HSP, M1000X600_R60_VSP, + {1288, 1000, 1000, 288, 1040, 104, 622, 600, 600, 22, 601, 3} } +}; + +/* 1024x576 (GTF) */ +struct crt_mode_table CRTM1024x576[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_46_996M, M1024X576_R60_HSP, M1024X576_R60_VSP, + {1312, 1024, 1024, 288, 1064, 104, 597, 576, 576, 21, 577, 3} } +}; + +/* 1088x612 (CVT) */ +struct crt_mode_table CRTM1088x612[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_52_977M, M1088X612_R60_HSP, M1088X612_R60_VSP, + {1392, 1088, 1088, 304, 1136, 104, 636, 612, 612, 24, 615, 5} } +}; + +/* 1152x720 (CVT) */ +struct crt_mode_table CRTM1152x720[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_66_750M, M1152X720_R60_HSP, M1152X720_R60_VSP, + {1488, 1152, 1152, 336, 1208, 112, 748, 720, 720, 28, 723, 6} } +}; + +/* 1200x720 (GTF) */ +struct crt_mode_table CRTM1200x720[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_70_159M, M1200X720_R60_HSP, M1200X720_R60_VSP, + {1568, 1200, 1200, 368, 1256, 128, 746, 720, 720, 26, 721, 3} } +}; + +/* 1280x600 (GTF) */ +struct crt_mode_table CRTM1280x600[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_61_500M, M1280x600_R60_HSP, M1280x600_R60_VSP, + {1648, 1280, 1280, 368, 1336, 128, 622, 600, 600, 22, 601, 3} } +}; + +/* 1360x768 (CVT) */ +struct crt_mode_table CRTM1360x768[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_84_750M, M1360X768_R60_HSP, M1360X768_R60_VSP, + {1776, 1360, 1360, 416, 1432, 136, 798, 768, 768, 30, 771, 5} } +}; + +/* 1360x768 (CVT Reduce Blanking) */ +struct crt_mode_table CRTM1360x768_RB[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_72_000M, M1360X768_RB_R60_HSP, + M1360X768_RB_R60_VSP, + {1520, 1360, 1360, 160, 1408, 32, 790, 768, 768, 22, 771, 5} } +}; + +/* 1366x768 (GTF) */ +struct crt_mode_table CRTM1366x768[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_85_860M, M1368X768_R60_HSP, M1368X768_R60_VSP, + {1800, 1368, 1368, 432, 1440, 144, 795, 768, 768, 27, 769, 3} }, + {REFRESH_50, CLK_69_924M, M1368X768_R50_HSP, M1368X768_R50_VSP, + {1768, 1368, 1368, 400, 1424, 144, 791, 768, 768, 23, 769, 3} } +}; + +/* 1440x900 (CVT) */ +struct crt_mode_table CRTM1440x900[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_106_500M, M1440X900_R60_HSP, M1440X900_R60_VSP, + {1904, 1440, 1440, 464, 1520, 152, 934, 900, 900, 34, 903, 6} }, + {REFRESH_75, CLK_136_700M, M1440X900_R75_HSP, M1440X900_R75_VSP, + {1936, 1440, 1440, 496, 1536, 152, 942, 900, 900, 42, 903, 6} } +}; + +/* 1440x900 (CVT Reduce Blanking) */ +struct crt_mode_table CRTM1440x900_RB[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_88_750M, M1440X900_RB_R60_HSP, + M1440X900_RB_R60_VSP, + {1600, 1440, 1440, 160, 1488, 32, 926, 900, 900, 26, 903, 6} } +}; + +/* 1600x900 (CVT) */ +struct crt_mode_table CRTM1600x900[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_118_840M, M1600X900_R60_HSP, M1600X900_R60_VSP, + {2112, 1600, 1600, 512, 1688, 168, 934, 900, 900, 34, 903, 5} } +}; + +/* 1600x900 (CVT Reduce Blanking) */ +struct crt_mode_table CRTM1600x900_RB[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_97_750M, M1600X900_RB_R60_HSP, + M1600X900_RB_R60_VSP, + {1760, 1600, 1600, 160, 1648, 32, 926, 900, 900, 26, 903, 5} } +}; + +/* 1600x1024 (GTF) */ +struct crt_mode_table CRTM1600x1024[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_136_700M, M1600X1024_R60_HSP, M1600X1024_R60_VSP, + {2144, 1600, 1600, 544, 1704, 168, 1060, 1024, 1024, 36, 1025, 3} } +}; + +/* 1792x1344 (DMT) */ +struct crt_mode_table CRTM1792x1344[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_204_000M, M1792x1344_R60_HSP, M1792x1344_R60_VSP, + {2448, 1792, 1792, 656, 1920, 200, 1394, 1344, 1344, 50, 1345, 3} } +}; + +/* 1856x1392 (DMT) */ +struct crt_mode_table CRTM1856x1392[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_218_500M, M1856x1392_R60_HSP, M1856x1392_R60_VSP, + {2528, 1856, 1856, 672, 1952, 224, 1439, 1392, 1392, 47, 1393, 3} } +}; + +/* 1920x1200 (CVT) */ +struct crt_mode_table CRTM1920x1200[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_193_295M, M1920X1200_R60_HSP, M1920X1200_R60_VSP, + {2592, 1920, 1920, 672, 2056, 200, 1245, 1200, 1200, 45, 1203, 6} } +}; + +/* 1920x1200 (CVT with Reduce Blanking) */ +struct crt_mode_table CRTM1920x1200_RB[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_153_920M, M1920X1200_RB_R60_HSP, + M1920X1200_RB_R60_VSP, + {2080, 1920, 1920, 160, 1968, 32, 1235, 1200, 1200, 35, 1203, 6} } +}; + +/* 2048x1536 (CVT) */ +struct crt_mode_table CRTM2048x1536[] = { + /* r_rate, vclk, hsp, vsp */ + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {REFRESH_60, CLK_267_250M, M2048x1536_R60_HSP, M2048x1536_R60_VSP, + {2800, 2048, 2048, 752, 2200, 224, 1592, 1536, 1536, 56, 1539, 4} } +}; + +/* Video Mode Table */ +/* struct VideoModeTable {*/ +/* int ModeIndex;*/ +/* struct crt_mode_table *crtc;*/ +/* int mode_array;*/ +/* };*/ +struct VideoModeTable CLE266Modes[] = { + /* Display : 480x640 (GTF) */ + {VIA_RES_480X640, CRTM480x640, ARRAY_SIZE(CRTM480x640)}, + + /* Display : 640x480 */ + {VIA_RES_640X480, CRTM640x480, ARRAY_SIZE(CRTM640x480)}, + + /* Display : 720x480 (GTF) */ + {VIA_RES_720X480, CRTM720x480, ARRAY_SIZE(CRTM720x480)}, + + /* Display : 720x576 (GTF) */ + {VIA_RES_720X576, CRTM720x576, ARRAY_SIZE(CRTM720x576)}, + + /* Display : 800x600 */ + {VIA_RES_800X600, CRTM800x600, ARRAY_SIZE(CRTM800x600)}, + + /* Display : 800x480 (CVT) */ + {VIA_RES_800X480, CRTM800x480, ARRAY_SIZE(CRTM800x480)}, + + /* Display : 848x480 (CVT) */ + {VIA_RES_848X480, CRTM848x480, ARRAY_SIZE(CRTM848x480)}, + + /* Display : 852x480 (GTF) */ + {VIA_RES_856X480, CRTM852x480, ARRAY_SIZE(CRTM852x480)}, + + /* Display : 1024x512 (GTF) */ + {VIA_RES_1024X512, CRTM1024x512, ARRAY_SIZE(CRTM1024x512)}, + + /* Display : 1024x600 */ + {VIA_RES_1024X600, CRTM1024x600, ARRAY_SIZE(CRTM1024x600)}, + + /* Display : 1024x576 (GTF) */ + /*{ VIA_RES_1024X576, CRTM1024x576, ARRAY_SIZE(CRTM1024x576)}, */ + + /* Display : 1024x768 */ + {VIA_RES_1024X768, CRTM1024x768, ARRAY_SIZE(CRTM1024x768)}, + + /* Display : 1152x864 */ + {VIA_RES_1152X864, CRTM1152x864, ARRAY_SIZE(CRTM1152x864)}, + + /* Display : 1280x768 (GTF) */ + {VIA_RES_1280X768, CRTM1280x768, ARRAY_SIZE(CRTM1280x768)}, + + /* Display : 960x600 (CVT) */ + {VIA_RES_960X600, CRTM960x600, ARRAY_SIZE(CRTM960x600)}, + + /* Display : 1000x600 (GTF) */ + {VIA_RES_1000X600, CRTM1000x600, ARRAY_SIZE(CRTM1000x600)}, + + /* Display : 1024x576 (GTF) */ + {VIA_RES_1024X576, CRTM1024x576, ARRAY_SIZE(CRTM1024x576)}, + + /* Display : 1088x612 (GTF) */ + {VIA_RES_1088X612, CRTM1088x612, ARRAY_SIZE(CRTM1088x612)}, + + /* Display : 1152x720 (CVT) */ + {VIA_RES_1152X720, CRTM1152x720, ARRAY_SIZE(CRTM1152x720)}, + + /* Display : 1200x720 (GTF) */ + {VIA_RES_1200X720, CRTM1200x720, ARRAY_SIZE(CRTM1200x720)}, + + /* Display : 1280x600 (GTF) */ + {VIA_RES_1280X600, CRTM1280x600, ARRAY_SIZE(CRTM1280x600)}, + + /* Display : 1280x800 (CVT) */ + {VIA_RES_1280X800, CRTM1280x800, ARRAY_SIZE(CRTM1280x800)}, + + /* Display : 1280x800 (GTF) */ + /*{ M1280x800, CRTM1280x800, ARRAY_SIZE(CRTM1280x800)}, */ + + /* Display : 1280x960 */ + {VIA_RES_1280X960, CRTM1280x960, ARRAY_SIZE(CRTM1280x960)}, + + /* Display : 1280x1024 */ + {VIA_RES_1280X1024, CRTM1280x1024, ARRAY_SIZE(CRTM1280x1024)}, + + /* Display : 1360x768 (CVT) */ + {VIA_RES_1360X768, CRTM1360x768, ARRAY_SIZE(CRTM1360x768)}, + + /* Display : 1360x768 (CVT Reduce Blanking) */ + {VIA_RES_1360X768_RB, CRTM1360x768_RB, + ARRAY_SIZE(CRTM1360x768_RB)}, + + /* Display : 1366x768 */ + {VIA_RES_1366X768, CRTM1366x768, ARRAY_SIZE(CRTM1366x768)}, + + /* Display : 1368x768 (GTF) */ + /*{ M1368x768,CRTM1368x768,ARRAY_SIZE(CRTM1368x768)}, */ + /* Display : 1368x768 (GTF) */ + {VIA_RES_1368X768, CRTM1368x768, ARRAY_SIZE(CRTM1368x768)}, + + /* Display : 1440x900 (CVT) */ + {VIA_RES_1440X900, CRTM1440x900, ARRAY_SIZE(CRTM1440x900)}, + + /* Display : 1440x900 (CVT Reduce Blanking) */ + {VIA_RES_1440X900_RB, CRTM1440x900_RB, + ARRAY_SIZE(CRTM1440x900_RB)}, + + /* Display : 1440x1050 (GTF) */ + {VIA_RES_1440X1050, CRTM1440x1050, ARRAY_SIZE(CRTM1440x1050)}, + + /* Display : 1400x1050 (CVT Reduce Blanking) */ + {VIA_RES_1400X1050_RB, CRTM1400x1050_RB, + ARRAY_SIZE(CRTM1400x1050_RB)}, + + /* Display : 1600x900 (CVT) */ + {VIA_RES_1600X900, CRTM1600x900, ARRAY_SIZE(CRTM1600x900)}, + + /* Display : 1600x900 (CVT Reduce Blanking) */ + {VIA_RES_1600X900_RB, CRTM1600x900_RB, + ARRAY_SIZE(CRTM1600x900_RB)}, + + /* Display : 1600x1024 (GTF) */ + {VIA_RES_1600X1024, CRTM1600x1024, ARRAY_SIZE(CRTM1600x1024)}, + + /* Display : 1600x1200 */ + {VIA_RES_1600X1200, CRTM1600x1200, ARRAY_SIZE(CRTM1600x1200)}, + + /* Display : 1680x1050 (CVT) */ + {VIA_RES_1680X1050, CRTM1680x1050, ARRAY_SIZE(CRTM1680x1050)}, + + /* Display : 1680x1050 (CVT Reduce Blanking) */ + {VIA_RES_1680X1050_RB, CRTM1680x1050_RB, + ARRAY_SIZE(CRTM1680x1050_RB)}, + + /* Display : 1792x1344 (DMT) */ + {VIA_RES_1792X1344, CRTM1792x1344, ARRAY_SIZE(CRTM1792x1344)}, + + /* Display : 1856x1392 (DMT) */ + {VIA_RES_1856X1392, CRTM1856x1392, ARRAY_SIZE(CRTM1856x1392)}, + + /* Display : 1920x1440 */ + {VIA_RES_1920X1440, CRTM1920x1440, ARRAY_SIZE(CRTM1920x1440)}, + + /* Display : 2048x1536 */ + {VIA_RES_2048X1536, CRTM2048x1536, ARRAY_SIZE(CRTM2048x1536)}, + + /* Display : 1280x720 */ + {VIA_RES_1280X720, CRTM1280x720, ARRAY_SIZE(CRTM1280x720)}, + + /* Display : 1920x1080 (CVT) */ + {VIA_RES_1920X1080, CRTM1920x1080, ARRAY_SIZE(CRTM1920x1080)}, + + /* Display : 1920x1080 (CVT Reduce Blanking) */ + {VIA_RES_1920X1080_RB, CRTM1920x1080_RB, + ARRAY_SIZE(CRTM1920x1080_RB)}, + + /* Display : 1920x1200 (CVT) */ + {VIA_RES_1920X1200, CRTM1920x1200, ARRAY_SIZE(CRTM1920x1200)}, + + /* Display : 1920x1200 (CVT Reduce Blanking) */ + {VIA_RES_1920X1200_RB, CRTM1920x1200_RB, + ARRAY_SIZE(CRTM1920x1200_RB)}, + + /* Display : 1400x1050 (CVT) */ + {VIA_RES_1400X1050, CRTM1400x1050, ARRAY_SIZE(CRTM1400x1050)} +}; +struct crt_mode_table CEAM1280x720[] = { + {REFRESH_60, CLK_74_270M, M1280X720_CEA_R60_HSP, + M1280X720_CEA_R60_VSP, + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {1650, 1280, 1280, 370, 1390, 40, 750, 720, 720, 30, 725, 5} } +}; +struct crt_mode_table CEAM1920x1080[] = { + {REFRESH_60, CLK_148_500M, M1920X1080_CEA_R60_HSP, + M1920X1080_CEA_R60_VSP, + /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */ + {2200, 1920, 1920, 300, 2008, 44, 1125, 1080, 1080, 45, 1084, 5} } +}; +struct VideoModeTable CEA_HDMI_Modes[] = { + /* Display : 1280x720 */ + {VIA_RES_1280X720, CEAM1280x720, ARRAY_SIZE(CEAM1280x720)}, + {VIA_RES_1920X1080, CEAM1920x1080, ARRAY_SIZE(CEAM1920x1080)} +}; diff --git a/drivers/video/via/viamode.h b/drivers/video/via/viamode.h new file mode 100644 index 00000000000..1a5de50a23a --- /dev/null +++ b/drivers/video/via/viamode.h @@ -0,0 +1,177 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __VIAMODE_H__ +#define __VIAMODE_H__ + +#include "global.h" + +struct VPITTable { + unsigned char Misc; + unsigned char SR[StdSR]; + unsigned char GR[StdGR]; + unsigned char AR[StdAR]; +}; + +struct VideoModeTable { + int ModeIndex; + struct crt_mode_table *crtc; + int mode_array; +}; + +struct patch_table { + int mode_index; + int table_length; + struct io_reg *io_reg_table; +}; + +struct res_map_refresh { + int hres; + int vres; + int pixclock; + int vmode_refresh; +}; + +#define NUM_TOTAL_RES_MAP_REFRESH ARRAY_SIZE(res_map_refresh_tbl) +#define NUM_TOTAL_CEA_MODES ARRAY_SIZE(CEA_HDMI_Modes) +#define NUM_TOTAL_CN400_ModeXregs ARRAY_SIZE(CN400_ModeXregs) +#define NUM_TOTAL_CN700_ModeXregs ARRAY_SIZE(CN700_ModeXregs) +#define NUM_TOTAL_KM400_ModeXregs ARRAY_SIZE(KM400_ModeXregs) +#define NUM_TOTAL_CX700_ModeXregs ARRAY_SIZE(CX700_ModeXregs) +#define NUM_TOTAL_VX800_ModeXregs ARRAY_SIZE(VX800_ModeXregs) +#define NUM_TOTAL_CLE266_ModeXregs ARRAY_SIZE(CLE266_ModeXregs) +#define NUM_TOTAL_PATCH_MODE ARRAY_SIZE(res_patch_table) +#define NUM_TOTAL_MODETABLE ARRAY_SIZE(CLE266Modes) + +/********************/ +/* Mode Table */ +/********************/ + +/* 480x640 */ +extern struct crt_mode_table CRTM480x640[1]; +/* 640x480*/ +extern struct crt_mode_table CRTM640x480[5]; +/*720x480 (GTF)*/ +extern struct crt_mode_table CRTM720x480[1]; +/*720x576 (GTF)*/ +extern struct crt_mode_table CRTM720x576[1]; +/* 800x480 (CVT) */ +extern struct crt_mode_table CRTM800x480[1]; +/* 800x600*/ +extern struct crt_mode_table CRTM800x600[5]; +/* 848x480 (CVT) */ +extern struct crt_mode_table CRTM848x480[1]; +/*856x480 (GTF) convert to 852x480*/ +extern struct crt_mode_table CRTM852x480[1]; +/*1024x512 (GTF)*/ +extern struct crt_mode_table CRTM1024x512[1]; +/* 1024x600*/ +extern struct crt_mode_table CRTM1024x600[1]; +/* 1024x768*/ +extern struct crt_mode_table CRTM1024x768[4]; +/* 1152x864*/ +extern struct crt_mode_table CRTM1152x864[1]; +/* 1280x720 (HDMI 720P)*/ +extern struct crt_mode_table CRTM1280x720[2]; +/*1280x768 (GTF)*/ +extern struct crt_mode_table CRTM1280x768[2]; +/* 1280x800 (CVT) */ +extern struct crt_mode_table CRTM1280x800[1]; +/*1280x960*/ +extern struct crt_mode_table CRTM1280x960[1]; +/* 1280x1024*/ +extern struct crt_mode_table CRTM1280x1024[3]; +/* 1368x768 (GTF) */ +extern struct crt_mode_table CRTM1368x768[1]; +/*1440x1050 (GTF)*/ +extern struct crt_mode_table CRTM1440x1050[1]; +/* 1600x1200*/ +extern struct crt_mode_table CRTM1600x1200[2]; +/* 1680x1050 (CVT) */ +extern struct crt_mode_table CRTM1680x1050[2]; +/* 1680x1050 (CVT Reduce Blanking) */ +extern struct crt_mode_table CRTM1680x1050_RB[1]; +/* 1920x1080 (CVT)*/ +extern struct crt_mode_table CRTM1920x1080[1]; +/* 1920x1080 (CVT with Reduce Blanking) */ +extern struct crt_mode_table CRTM1920x1080_RB[1]; +/* 1920x1440*/ +extern struct crt_mode_table CRTM1920x1440[2]; +/* 1400x1050 (CVT) */ +extern struct crt_mode_table CRTM1400x1050[2]; +/* 1400x1050 (CVT Reduce Blanking) */ +extern struct crt_mode_table CRTM1400x1050_RB[1]; +/* 960x600 (CVT) */ +extern struct crt_mode_table CRTM960x600[1]; +/* 1000x600 (GTF) */ +extern struct crt_mode_table CRTM1000x600[1]; +/* 1024x576 (GTF) */ +extern struct crt_mode_table CRTM1024x576[1]; +/* 1088x612 (CVT) */ +extern struct crt_mode_table CRTM1088x612[1]; +/* 1152x720 (CVT) */ +extern struct crt_mode_table CRTM1152x720[1]; +/* 1200x720 (GTF) */ +extern struct crt_mode_table CRTM1200x720[1]; +/* 1280x600 (GTF) */ +extern struct crt_mode_table CRTM1280x600[1]; +/* 1360x768 (CVT) */ +extern struct crt_mode_table CRTM1360x768[1]; +/* 1360x768 (CVT Reduce Blanking) */ +extern struct crt_mode_table CRTM1360x768_RB[1]; +/* 1366x768 (GTF) */ +extern struct crt_mode_table CRTM1366x768[2]; +/* 1440x900 (CVT) */ +extern struct crt_mode_table CRTM1440x900[2]; +/* 1440x900 (CVT Reduce Blanking) */ +extern struct crt_mode_table CRTM1440x900_RB[1]; +/* 1600x900 (CVT) */ +extern struct crt_mode_table CRTM1600x900[1]; +/* 1600x900 (CVT Reduce Blanking) */ +extern struct crt_mode_table CRTM1600x900_RB[1]; +/* 1600x1024 (GTF) */ +extern struct crt_mode_table CRTM1600x1024[1]; +/* 1792x1344 (DMT) */ +extern struct crt_mode_table CRTM1792x1344[1]; +/* 1856x1392 (DMT) */ +extern struct crt_mode_table CRTM1856x1392[1]; +/* 1920x1200 (CVT) */ +extern struct crt_mode_table CRTM1920x1200[1]; +/* 1920x1200 (CVT with Reduce Blanking) */ +extern struct crt_mode_table CRTM1920x1200_RB[1]; +/* 2048x1536 (CVT) */ +extern struct crt_mode_table CRTM2048x1536[1]; +extern struct VideoModeTable CLE266Modes[47]; +extern struct crt_mode_table CEAM1280x720[1]; +extern struct crt_mode_table CEAM1920x1080[1]; +extern struct VideoModeTable CEA_HDMI_Modes[2]; + +extern struct res_map_refresh res_map_refresh_tbl[61]; +extern struct io_reg CN400_ModeXregs[52]; +extern struct io_reg CN700_ModeXregs[66]; +extern struct io_reg KM400_ModeXregs[55]; +extern struct io_reg CX700_ModeXregs[58]; +extern struct io_reg VX800_ModeXregs[58]; +extern struct io_reg CLE266_ModeXregs[32]; +extern struct io_reg PM1024x768[2]; +extern struct patch_table res_patch_table[1]; +extern struct VPITTable VPIT; +#endif /* __VIAMODE_H__ */ diff --git a/drivers/video/via/vt1636.c b/drivers/video/via/vt1636.c new file mode 100644 index 00000000000..322a9f99355 --- /dev/null +++ b/drivers/video/via/vt1636.c @@ -0,0 +1,306 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include "global.h" + +u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information *plvds_chip_info, + u8 index) +{ + u8 data; + + viaparinfo->i2c_stuff.i2c_port = plvds_chip_info->i2c_port; + viafb_i2c_readbyte(plvds_chip_info->lvds_chip_slave_addr, index, &data); + + return data; +} + +void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information + *plvds_chip_info, struct IODATA io_data) +{ + int index, data; + + viaparinfo->i2c_stuff.i2c_port = plvds_chip_info->i2c_port; + + index = io_data.Index; + data = viafb_gpio_i2c_read_lvds(plvds_setting_info, plvds_chip_info, + index); + data = (data & (~io_data.Mask)) | io_data.Data; + + viafb_i2c_writebyte(plvds_chip_info->lvds_chip_slave_addr, index, data); +} + +void viafb_init_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information *plvds_chip_info) +{ + int reg_num, i; + + /* Common settings: */ + reg_num = ARRAY_SIZE(COMMON_INIT_TBL_VT1636); + + for (i = 0; i < reg_num; i++) { + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, + plvds_chip_info, + COMMON_INIT_TBL_VT1636[i]); + } + + /* Input Data Mode Select */ + if (plvds_setting_info->device_lcd_dualedge) { + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, + plvds_chip_info, + DUAL_CHANNEL_ENABLE_TBL_VT1636[0]); + } else { + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, + plvds_chip_info, + SINGLE_CHANNEL_ENABLE_TBL_VT1636[0]); + } + + if (plvds_setting_info->LCDDithering) { + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, + plvds_chip_info, + DITHERING_ENABLE_TBL_VT1636[0]); + } else { + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, + plvds_chip_info, + DITHERING_DISABLE_TBL_VT1636[0]); + } +} + +void viafb_enable_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info, + VDD_ON_TBL_VT1636[0]); + + /* Pad on: */ + switch (plvds_chip_info->output_interface) { + case INTERFACE_DVP0: + { + viafb_write_reg_mask(SR1E, VIASR, 0xC0, 0xC0); + break; + } + + case INTERFACE_DVP1: + { + viafb_write_reg_mask(SR1E, VIASR, 0x30, 0x30); + break; + } + + case INTERFACE_DFP_LOW: + { + viafb_write_reg_mask(SR2A, VIASR, 0x03, 0x03); + break; + } + + case INTERFACE_DFP_HIGH: + { + viafb_write_reg_mask(SR2A, VIASR, 0x03, 0x0C); + break; + } + + } +} + +void viafb_disable_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info, + VDD_OFF_TBL_VT1636[0]); + + /* Pad off: */ + switch (plvds_chip_info->output_interface) { + case INTERFACE_DVP0: + { + viafb_write_reg_mask(SR1E, VIASR, 0x00, 0xC0); + break; + } + + case INTERFACE_DVP1: + { + viafb_write_reg_mask(SR1E, VIASR, 0x00, 0x30); + break; + } + + case INTERFACE_DFP_LOW: + { + viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x03); + break; + } + + case INTERFACE_DFP_HIGH: + { + viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x0C); + break; + } + + } +} + +bool viafb_lvds_identify_vt1636(void) +{ + u8 Buffer[2]; + + DEBUG_MSG(KERN_INFO "viafb_lvds_identify_vt1636.\n"); + + /* Sense VT1636 LVDS Transmiter */ + viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr = + VT1636_LVDS_I2C_ADDR; + + /* Check vendor ID first: */ + viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. + lvds_chip_slave_addr, + 0x00, &Buffer[0]); + viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. + lvds_chip_slave_addr, + 0x01, &Buffer[1]); + + if (!((Buffer[0] == 0x06) && (Buffer[1] == 0x11))) + return false; + + /* Check Chip ID: */ + viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. + lvds_chip_slave_addr, + 0x02, &Buffer[0]); + viafb_i2c_readbyte((u8) viaparinfo->chip_info->lvds_chip_info. + lvds_chip_slave_addr, + 0x03, &Buffer[1]); + if ((Buffer[0] == 0x45) && (Buffer[1] == 0x33)) { + viaparinfo->chip_info->lvds_chip_info.lvds_chip_name = + VT1636_LVDS; + return true; + } + + return false; +} + +static int get_clk_range_index(u32 Clk) +{ + if (Clk < DPA_CLK_30M) + return DPA_CLK_RANGE_30M; + else if (Clk < DPA_CLK_50M) + return DPA_CLK_RANGE_30_50M; + else if (Clk < DPA_CLK_70M) + return DPA_CLK_RANGE_50_70M; + else if (Clk < DPA_CLK_100M) + return DPA_CLK_RANGE_70_100M; + else if (Clk < DPA_CLK_150M) + return DPA_CLK_RANGE_100_150M; + else + return DPA_CLK_RANGE_150M; +} + +static int get_lvds_dpa_setting_index(int panel_size_id, + struct VT1636_DPA_SETTING *p_vt1636_dpasetting_tbl, + int tbl_size) +{ + int i; + + for (i = 0; i < tbl_size; i++) { + if (panel_size_id == p_vt1636_dpasetting_tbl->PanelSizeID) + return i; + + p_vt1636_dpasetting_tbl++; + } + + return 0; +} + +static void set_dpa_vt1636(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information *plvds_chip_info, + struct VT1636_DPA_SETTING *p_vt1636_dpa_setting) +{ + struct IODATA io_data; + + io_data.Index = 0x09; + io_data.Mask = 0x1F; + io_data.Data = p_vt1636_dpa_setting->CLK_SEL_ST1; + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, + plvds_chip_info, io_data); + + io_data.Index = 0x08; + io_data.Mask = 0x0F; + io_data.Data = p_vt1636_dpa_setting->CLK_SEL_ST2; + viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info, + io_data); +} + +void viafb_vt1636_patch_skew_on_vt3324( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + int index, size; + + DEBUG_MSG(KERN_INFO "viafb_vt1636_patch_skew_on_vt3324.\n"); + + /* Graphics DPA settings: */ + index = get_clk_range_index(plvds_setting_info->vclk); + viafb_set_dpa_gfx(plvds_chip_info->output_interface, + &GFX_DPA_SETTING_TBL_VT3324[index]); + + /* LVDS Transmitter DPA settings: */ + size = ARRAY_SIZE(VT1636_DPA_SETTING_TBL_VT3324); + index = + get_lvds_dpa_setting_index(plvds_setting_info->lcd_panel_id, + VT1636_DPA_SETTING_TBL_VT3324, size); + set_dpa_vt1636(plvds_setting_info, plvds_chip_info, + &VT1636_DPA_SETTING_TBL_VT3324[index]); +} + +void viafb_vt1636_patch_skew_on_vt3327( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + int index, size; + + DEBUG_MSG(KERN_INFO "viafb_vt1636_patch_skew_on_vt3327.\n"); + + /* Graphics DPA settings: */ + index = get_clk_range_index(plvds_setting_info->vclk); + viafb_set_dpa_gfx(plvds_chip_info->output_interface, + &GFX_DPA_SETTING_TBL_VT3327[index]); + + /* LVDS Transmitter DPA settings: */ + size = ARRAY_SIZE(VT1636_DPA_SETTING_TBL_VT3327); + index = + get_lvds_dpa_setting_index(plvds_setting_info->lcd_panel_id, + VT1636_DPA_SETTING_TBL_VT3327, size); + set_dpa_vt1636(plvds_setting_info, plvds_chip_info, + &VT1636_DPA_SETTING_TBL_VT3327[index]); +} + +void viafb_vt1636_patch_skew_on_vt3364( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info) +{ + int index; + + DEBUG_MSG(KERN_INFO "viafb_vt1636_patch_skew_on_vt3364.\n"); + + /* Graphics DPA settings: */ + index = get_clk_range_index(plvds_setting_info->vclk); + viafb_set_dpa_gfx(plvds_chip_info->output_interface, + &GFX_DPA_SETTING_TBL_VT3364[index]); +} diff --git a/drivers/video/via/vt1636.h b/drivers/video/via/vt1636.h new file mode 100644 index 00000000000..2a150c58c7e --- /dev/null +++ b/drivers/video/via/vt1636.h @@ -0,0 +1,44 @@ +/* + * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. + + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; + * either version 2, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even + * the implied warranty of MERCHANTABILITY or FITNESS FOR + * A PARTICULAR PURPOSE.See the GNU General Public License + * for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef _VT1636_H_ +#define _VT1636_H_ +#include "chip.h" +bool viafb_lvds_identify_vt1636(void); +void viafb_init_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, struct lvds_chip_information *plvds_chip_info); +void viafb_enable_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +void viafb_disable_lvds_vt1636(struct lvds_setting_information + *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +void viafb_vt1636_patch_skew_on_vt3324( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +void viafb_vt1636_patch_skew_on_vt3327( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); +void viafb_vt1636_patch_skew_on_vt3364( + struct lvds_setting_information *plvds_setting_info, + struct lvds_chip_information *plvds_chip_info); + +#endif diff --git a/drivers/w1/masters/ds1wm.c b/drivers/w1/masters/ds1wm.c index 10211e49300..29e144f81cb 100644 --- a/drivers/w1/masters/ds1wm.c +++ b/drivers/w1/masters/ds1wm.c @@ -160,8 +160,10 @@ static int ds1wm_reset(struct ds1wm_data *ds1wm_data) * 625 us - 60 us - 240 us - 100 ns = 324.9 us * * We'll wait a bit longer just to be sure. + * Was udelay(500), but if it is going to busywait the cpu that long, + * might as well come back later. */ - udelay(500); + msleep(1); ds1wm_write_register(ds1wm_data, DS1WM_INT_EN, DS1WM_INTEN_ERBF | DS1WM_INTEN_ETMT | DS1WM_INTEN_EPD | @@ -274,8 +276,8 @@ static u8 ds1wm_reset_bus(void *data) return 0; } -static void ds1wm_search(void *data, u8 search_type, - w1_slave_found_callback slave_found) +static void ds1wm_search(void *data, struct w1_master *master_dev, + u8 search_type, w1_slave_found_callback slave_found) { struct ds1wm_data *ds1wm_data = data; int i; @@ -313,7 +315,7 @@ static void ds1wm_search(void *data, u8 search_type, ds1wm_write_register(ds1wm_data, DS1WM_CMD, ~DS1WM_CMD_SRA); ds1wm_reset(ds1wm_data); - slave_found(ds1wm_data, rom_id); + slave_found(master_dev, rom_id); } /* --------------------------------------------------------------------- */ diff --git a/drivers/w1/masters/ds2490.c b/drivers/w1/masters/ds2490.c index b63b5e044a4..59ad6e95af8 100644 --- a/drivers/w1/masters/ds2490.c +++ b/drivers/w1/masters/ds2490.c @@ -88,7 +88,7 @@ #define COMM_DT 0x2000 #define COMM_SPU 0x1000 #define COMM_F 0x0800 -#define COMM_NTP 0x0400 +#define COMM_NTF 0x0400 #define COMM_ICP 0x0200 #define COMM_RST 0x0100 @@ -98,11 +98,6 @@ #define BRANCH_MAIN 0xCC #define BRANCH_AUX 0x33 -/* - * Duration of the strong pull-up pulse in milliseconds. - */ -#define PULLUP_PULSE_DURATION 750 - /* Status flags */ #define ST_SPUA 0x01 /* Strong Pull-up is active */ #define ST_PRGA 0x02 /* 12V programming pulse is being generated */ @@ -112,6 +107,17 @@ #define ST_IDLE 0x20 /* DS2490 is currently idle */ #define ST_EPOF 0x80 +/* Result Register flags */ +#define RR_DETECT 0xA5 /* New device detected */ +#define RR_NRS 0x01 /* Reset no presence or ... */ +#define RR_SH 0x02 /* short on reset or set path */ +#define RR_APP 0x04 /* alarming presence on reset */ +#define RR_VPP 0x08 /* 12V expected not seen */ +#define RR_CMP 0x10 /* compare error */ +#define RR_CRC 0x20 /* CRC error detected */ +#define RR_RDP 0x40 /* redirected page */ +#define RR_EOS 0x80 /* end of search error */ + #define SPEED_NORMAL 0x00 #define SPEED_FLEXIBLE 0x01 #define SPEED_OVERDRIVE 0x02 @@ -131,6 +137,15 @@ struct ds_device int ep[NUM_EP]; + /* Strong PullUp + * 0: pullup not active, else duration in milliseconds + */ + int spu_sleep; + /* spu_bit contains COMM_SPU or 0 depending on if the strong pullup + * should be active or not for writes. + */ + u16 spu_bit; + struct w1_bus_master master; }; @@ -164,7 +179,6 @@ MODULE_DEVICE_TABLE(usb, ds_id_table); static int ds_probe(struct usb_interface *, const struct usb_device_id *); static void ds_disconnect(struct usb_interface *); -static inline void ds_dump_status(unsigned char *, unsigned char *, int); static int ds_send_control(struct ds_device *, u16, u16); static int ds_send_control_cmd(struct ds_device *, u16, u16); @@ -192,7 +206,7 @@ static int ds_send_control_cmd(struct ds_device *dev, u16 value, u16 index) return err; } -#if 0 + static int ds_send_control_mode(struct ds_device *dev, u16 value, u16 index) { int err; @@ -207,7 +221,7 @@ static int ds_send_control_mode(struct ds_device *dev, u16 value, u16 index) return err; } -#endif + static int ds_send_control(struct ds_device *dev, u16 value, u16 index) { int err; @@ -223,11 +237,6 @@ static int ds_send_control(struct ds_device *dev, u16 value, u16 index) return err; } -static inline void ds_dump_status(unsigned char *buf, unsigned char *str, int off) -{ - printk("%45s: %8x\n", str, buf[off]); -} - static int ds_recv_status_nodump(struct ds_device *dev, struct ds_status *st, unsigned char *buf, int size) { @@ -248,62 +257,81 @@ static int ds_recv_status_nodump(struct ds_device *dev, struct ds_status *st, return count; } -static int ds_recv_status(struct ds_device *dev, struct ds_status *st) +static inline void ds_print_msg(unsigned char *buf, unsigned char *str, int off) { - unsigned char buf[64]; - int count, err = 0, i; - - memcpy(st, buf, sizeof(*st)); + printk(KERN_INFO "%45s: %8x\n", str, buf[off]); +} - count = ds_recv_status_nodump(dev, st, buf, sizeof(buf)); - if (count < 0) - return err; +static void ds_dump_status(struct ds_device *dev, unsigned char *buf, int count) +{ + int i; - printk("0x%x: count=%d, status: ", dev->ep[EP_STATUS], count); + printk(KERN_INFO "0x%x: count=%d, status: ", dev->ep[EP_STATUS], count); for (i=0; i<count; ++i) printk("%02x ", buf[i]); - printk("\n"); + printk(KERN_INFO "\n"); if (count >= 16) { - ds_dump_status(buf, "enable flag", 0); - ds_dump_status(buf, "1-wire speed", 1); - ds_dump_status(buf, "strong pullup duration", 2); - ds_dump_status(buf, "programming pulse duration", 3); - ds_dump_status(buf, "pulldown slew rate control", 4); - ds_dump_status(buf, "write-1 low time", 5); - ds_dump_status(buf, "data sample offset/write-0 recovery time", 6); - ds_dump_status(buf, "reserved (test register)", 7); - ds_dump_status(buf, "device status flags", 8); - ds_dump_status(buf, "communication command byte 1", 9); - ds_dump_status(buf, "communication command byte 2", 10); - ds_dump_status(buf, "communication command buffer status", 11); - ds_dump_status(buf, "1-wire data output buffer status", 12); - ds_dump_status(buf, "1-wire data input buffer status", 13); - ds_dump_status(buf, "reserved", 14); - ds_dump_status(buf, "reserved", 15); + ds_print_msg(buf, "enable flag", 0); + ds_print_msg(buf, "1-wire speed", 1); + ds_print_msg(buf, "strong pullup duration", 2); + ds_print_msg(buf, "programming pulse duration", 3); + ds_print_msg(buf, "pulldown slew rate control", 4); + ds_print_msg(buf, "write-1 low time", 5); + ds_print_msg(buf, "data sample offset/write-0 recovery time", + 6); + ds_print_msg(buf, "reserved (test register)", 7); + ds_print_msg(buf, "device status flags", 8); + ds_print_msg(buf, "communication command byte 1", 9); + ds_print_msg(buf, "communication command byte 2", 10); + ds_print_msg(buf, "communication command buffer status", 11); + ds_print_msg(buf, "1-wire data output buffer status", 12); + ds_print_msg(buf, "1-wire data input buffer status", 13); + ds_print_msg(buf, "reserved", 14); + ds_print_msg(buf, "reserved", 15); } - - memcpy(st, buf, sizeof(*st)); - - if (st->status & ST_EPOF) { - printk(KERN_INFO "Resetting device after ST_EPOF.\n"); - err = ds_send_control_cmd(dev, CTL_RESET_DEVICE, 0); - if (err) - return err; - count = ds_recv_status_nodump(dev, st, buf, sizeof(buf)); - if (count < 0) - return err; - } -#if 0 - if (st->status & ST_IDLE) { - printk(KERN_INFO "Resetting pulse after ST_IDLE.\n"); - err = ds_start_pulse(dev, PULLUP_PULSE_DURATION); - if (err) - return err; + for (i = 16; i < count; ++i) { + if (buf[i] == RR_DETECT) { + ds_print_msg(buf, "new device detect", i); + continue; + } + ds_print_msg(buf, "Result Register Value: ", i); + if (buf[i] & RR_NRS) + printk(KERN_INFO "NRS: Reset no presence or ...\n"); + if (buf[i] & RR_SH) + printk(KERN_INFO "SH: short on reset or set path\n"); + if (buf[i] & RR_APP) + printk(KERN_INFO "APP: alarming presence on reset\n"); + if (buf[i] & RR_VPP) + printk(KERN_INFO "VPP: 12V expected not seen\n"); + if (buf[i] & RR_CMP) + printk(KERN_INFO "CMP: compare error\n"); + if (buf[i] & RR_CRC) + printk(KERN_INFO "CRC: CRC error detected\n"); + if (buf[i] & RR_RDP) + printk(KERN_INFO "RDP: redirected page\n"); + if (buf[i] & RR_EOS) + printk(KERN_INFO "EOS: end of search error\n"); } -#endif +} - return err; +static void ds_reset_device(struct ds_device *dev) +{ + ds_send_control_cmd(dev, CTL_RESET_DEVICE, 0); + /* Always allow strong pullup which allow individual writes to use + * the strong pullup. + */ + if (ds_send_control_mode(dev, MOD_PULSE_EN, PULSE_SPUE)) + printk(KERN_ERR "ds_reset_device: " + "Error allowing strong pullup\n"); + /* Chip strong pullup time was cleared. */ + if (dev->spu_sleep) { + /* lower 4 bits are 0, see ds_set_pullup */ + u8 del = dev->spu_sleep>>4; + if (ds_send_control(dev, COMM_SET_DURATION | COMM_IM, del)) + printk(KERN_ERR "ds_reset_device: " + "Error setting duration\n"); + } } static int ds_recv_data(struct ds_device *dev, unsigned char *buf, int size) @@ -311,13 +339,27 @@ static int ds_recv_data(struct ds_device *dev, unsigned char *buf, int size) int count, err; struct ds_status st; + /* Careful on size. If size is less than what is available in + * the input buffer, the device fails the bulk transfer and + * clears the input buffer. It could read the maximum size of + * the data buffer, but then do you return the first, last, or + * some set of the middle size bytes? As long as the rest of + * the code is correct there will be size bytes waiting. A + * call to ds_wait_status will wait until the device is idle + * and any data to be received would have been available. + */ count = 0; err = usb_bulk_msg(dev->udev, usb_rcvbulkpipe(dev->udev, dev->ep[EP_DATA_IN]), buf, size, &count, 1000); if (err < 0) { + u8 buf[0x20]; + int count; + printk(KERN_INFO "Clearing ep0x%x.\n", dev->ep[EP_DATA_IN]); usb_clear_halt(dev->udev, usb_rcvbulkpipe(dev->udev, dev->ep[EP_DATA_IN])); - ds_recv_status(dev, &st); + + count = ds_recv_status_nodump(dev, &st, buf, sizeof(buf)); + ds_dump_status(dev, buf, count); return err; } @@ -341,7 +383,8 @@ static int ds_send_data(struct ds_device *dev, unsigned char *buf, int len) count = 0; err = usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, dev->ep[EP_DATA_OUT]), buf, len, &count, 1000); if (err < 0) { - printk(KERN_ERR "Failed to read 1-wire data from 0x02: err=%d.\n", err); + printk(KERN_ERR "Failed to write 1-wire data to ep0x%x: " + "err=%d.\n", dev->ep[EP_DATA_OUT], err); return err; } @@ -397,7 +440,7 @@ int ds_detect(struct ds_device *dev, struct ds_status *st) if (err) return err; - err = ds_recv_status(dev, st); + err = ds_dump_status(dev, st); return err; } @@ -420,33 +463,49 @@ static int ds_wait_status(struct ds_device *dev, struct ds_status *st) printk("\n"); } #endif - } while(!(buf[0x08] & 0x20) && !(err < 0) && ++count < 100); + } while (!(buf[0x08] & ST_IDLE) && !(err < 0) && ++count < 100); + + if (err >= 16 && st->status & ST_EPOF) { + printk(KERN_INFO "Resetting device after ST_EPOF.\n"); + ds_reset_device(dev); + /* Always dump the device status. */ + count = 101; + } + /* Dump the status for errors or if there is extended return data. + * The extended status includes new device detection (maybe someone + * can do something with it). + */ + if (err > 16 || count >= 100 || err < 0) + ds_dump_status(dev, buf, err); - if (((err > 16) && (buf[0x10] & 0x01)) || count >= 100 || err < 0) { - ds_recv_status(dev, st); + /* Extended data isn't an error. Well, a short is, but the dump + * would have already told the user that and we can't do anything + * about it in software anyway. + */ + if (count >= 100 || err < 0) return -1; - } else + else return 0; } -static int ds_reset(struct ds_device *dev, struct ds_status *st) +static int ds_reset(struct ds_device *dev) { int err; - //err = ds_send_control(dev, COMM_1_WIRE_RESET | COMM_F | COMM_IM | COMM_SE, SPEED_FLEXIBLE); - err = ds_send_control(dev, 0x43, SPEED_NORMAL); + /* Other potentionally interesting flags for reset. + * + * COMM_NTF: Return result register feedback. This could be used to + * detect some conditions such as short, alarming presence, or + * detect if a new device was detected. + * + * COMM_SE which allows SPEED_NORMAL, SPEED_FLEXIBLE, SPEED_OVERDRIVE: + * Select the data transfer rate. + */ + err = ds_send_control(dev, COMM_1_WIRE_RESET | COMM_IM, SPEED_NORMAL); if (err) return err; - ds_wait_status(dev, st); -#if 0 - if (st->command_buffer_status) { - printk(KERN_INFO "Short circuit.\n"); - return -EIO; - } -#endif - return 0; } @@ -471,60 +530,43 @@ static int ds_set_speed(struct ds_device *dev, int speed) } #endif /* 0 */ -static int ds_start_pulse(struct ds_device *dev, int delay) +static int ds_set_pullup(struct ds_device *dev, int delay) { - int err; + int err = 0; u8 del = 1 + (u8)(delay >> 4); - struct ds_status st; - -#if 0 - err = ds_stop_pulse(dev, 10); - if (err) + /* Just storing delay would not get the trunication and roundup. */ + int ms = del<<4; + + /* Enable spu_bit if a delay is set. */ + dev->spu_bit = delay ? COMM_SPU : 0; + /* If delay is zero, it has already been disabled, if the time is + * the same as the hardware was last programmed to, there is also + * nothing more to do. Compare with the recalculated value ms + * rather than del or delay which can have a different value. + */ + if (delay == 0 || ms == dev->spu_sleep) return err; - err = ds_send_control_mode(dev, MOD_PULSE_EN, PULSE_SPUE); - if (err) - return err; -#endif err = ds_send_control(dev, COMM_SET_DURATION | COMM_IM, del); if (err) return err; - err = ds_send_control(dev, COMM_PULSE | COMM_IM | COMM_F, 0); - if (err) - return err; - - mdelay(delay); - - ds_wait_status(dev, &st); + dev->spu_sleep = ms; return err; } static int ds_touch_bit(struct ds_device *dev, u8 bit, u8 *tbit) { - int err, count; + int err; struct ds_status st; - u16 value = (COMM_BIT_IO | COMM_IM) | ((bit) ? COMM_D : 0); - u16 cmd; - err = ds_send_control(dev, value, 0); + err = ds_send_control(dev, COMM_BIT_IO | COMM_IM | (bit ? COMM_D : 0), + 0); if (err) return err; - count = 0; - do { - err = ds_wait_status(dev, &st); - if (err) - return err; - - cmd = st.command0 | (st.command1 << 8); - } while (cmd != value && ++count < 10); - - if (err < 0 || count >= 10) { - printk(KERN_ERR "Failed to obtain status.\n"); - return -EINVAL; - } + ds_wait_status(dev, &st); err = ds_recv_data(dev, tbit, sizeof(*tbit)); if (err < 0) @@ -533,12 +575,18 @@ static int ds_touch_bit(struct ds_device *dev, u8 bit, u8 *tbit) return 0; } +#if 0 static int ds_write_bit(struct ds_device *dev, u8 bit) { int err; struct ds_status st; - err = ds_send_control(dev, COMM_BIT_IO | COMM_IM | (bit) ? COMM_D : 0, 0); + /* Set COMM_ICP to write without a readback. Note, this will + * produce one time slot, a down followed by an up with COMM_D + * only determing the timing. + */ + err = ds_send_control(dev, COMM_BIT_IO | COMM_IM | COMM_ICP | + (bit ? COMM_D : 0), 0); if (err) return err; @@ -546,6 +594,7 @@ static int ds_write_bit(struct ds_device *dev, u8 bit) return 0; } +#endif static int ds_write_byte(struct ds_device *dev, u8 byte) { @@ -553,10 +602,13 @@ static int ds_write_byte(struct ds_device *dev, u8 byte) struct ds_status st; u8 rbyte; - err = ds_send_control(dev, COMM_BYTE_IO | COMM_IM | COMM_SPU, byte); + err = ds_send_control(dev, COMM_BYTE_IO | COMM_IM | dev->spu_bit, byte); if (err) return err; + if (dev->spu_bit) + msleep(dev->spu_sleep); + err = ds_wait_status(dev, &st); if (err) return err; @@ -565,8 +617,6 @@ static int ds_write_byte(struct ds_device *dev, u8 byte) if (err < 0) return err; - ds_start_pulse(dev, PULLUP_PULSE_DURATION); - return !(byte == rbyte); } @@ -602,7 +652,7 @@ static int ds_read_block(struct ds_device *dev, u8 *buf, int len) if (err < 0) return err; - err = ds_send_control(dev, COMM_BLOCK_IO | COMM_IM | COMM_SPU, len); + err = ds_send_control(dev, COMM_BLOCK_IO | COMM_IM, len); if (err) return err; @@ -623,20 +673,19 @@ static int ds_write_block(struct ds_device *dev, u8 *buf, int len) if (err < 0) return err; - ds_wait_status(dev, &st); - - err = ds_send_control(dev, COMM_BLOCK_IO | COMM_IM | COMM_SPU, len); + err = ds_send_control(dev, COMM_BLOCK_IO | COMM_IM | dev->spu_bit, len); if (err) return err; + if (dev->spu_bit) + msleep(dev->spu_sleep); + ds_wait_status(dev, &st); err = ds_recv_data(dev, buf, len); if (err < 0) return err; - ds_start_pulse(dev, PULLUP_PULSE_DURATION); - return !(err == len); } @@ -728,6 +777,7 @@ static u8 ds9490r_touch_bit(void *data, u8 bit) return ret; } +#if 0 static void ds9490r_write_bit(void *data, u8 bit) { struct ds_device *dev = data; @@ -735,13 +785,6 @@ static void ds9490r_write_bit(void *data, u8 bit) ds_write_bit(dev, bit); } -static void ds9490r_write_byte(void *data, u8 byte) -{ - struct ds_device *dev = data; - - ds_write_byte(dev, byte); -} - static u8 ds9490r_read_bit(void *data) { struct ds_device *dev = data; @@ -754,6 +797,14 @@ static u8 ds9490r_read_bit(void *data) return bit & 1; } +#endif + +static void ds9490r_write_byte(void *data, u8 byte) +{ + struct ds_device *dev = data; + + ds_write_byte(dev, byte); +} static u8 ds9490r_read_byte(void *data) { @@ -790,31 +841,58 @@ static u8 ds9490r_read_block(void *data, u8 *buf, int len) static u8 ds9490r_reset(void *data) { struct ds_device *dev = data; - struct ds_status st; int err; - memset(&st, 0, sizeof(st)); - - err = ds_reset(dev, &st); + err = ds_reset(dev); if (err) return 1; return 0; } +static u8 ds9490r_set_pullup(void *data, int delay) +{ + struct ds_device *dev = data; + + if (ds_set_pullup(dev, delay)) + return 1; + + return 0; +} + static int ds_w1_init(struct ds_device *dev) { memset(&dev->master, 0, sizeof(struct w1_bus_master)); + /* Reset the device as it can be in a bad state. + * This is necessary because a block write will wait for data + * to be placed in the output buffer and block any later + * commands which will keep accumulating and the device will + * not be idle. Another case is removing the ds2490 module + * while a bus search is in progress, somehow a few commands + * get through, but the input transfers fail leaving data in + * the input buffer. This will cause the next read to fail + * see the note in ds_recv_data. + */ + ds_reset_device(dev); + dev->master.data = dev; dev->master.touch_bit = &ds9490r_touch_bit; + /* read_bit and write_bit in w1_bus_master are expected to set and + * sample the line level. For write_bit that means it is expected to + * set it to that value and leave it there. ds2490 only supports an + * individual time slot at the lowest level. The requirement from + * pulling the bus state down to reading the state is 15us, something + * that isn't realistic on the USB bus anyway. dev->master.read_bit = &ds9490r_read_bit; dev->master.write_bit = &ds9490r_write_bit; + */ dev->master.read_byte = &ds9490r_read_byte; dev->master.write_byte = &ds9490r_write_byte; dev->master.read_block = &ds9490r_read_block; dev->master.write_block = &ds9490r_write_block; dev->master.reset_bus = &ds9490r_reset; + dev->master.set_pullup = &ds9490r_set_pullup; return w1_add_master_device(&dev->master); } @@ -838,6 +916,8 @@ static int ds_probe(struct usb_interface *intf, printk(KERN_INFO "Failed to allocate new DS9490R structure.\n"); return -ENOMEM; } + dev->spu_sleep = 0; + dev->spu_bit = 0; dev->udev = usb_get_dev(udev); if (!dev->udev) { err = -ENOMEM; diff --git a/drivers/w1/slaves/w1_ds2431.c b/drivers/w1/slaves/w1_ds2431.c new file mode 100644 index 00000000000..2c6c0cf6a20 --- /dev/null +++ b/drivers/w1/slaves/w1_ds2431.c @@ -0,0 +1,312 @@ +/* + * w1_ds2431.c - w1 family 2d (DS2431) driver + * + * Copyright (c) 2008 Bernhard Weirich <bernhard.weirich@riedel.net> + * + * Heavily inspired by w1_DS2433 driver from Ben Gardner <bgardner@wabtec.com> + * + * This source code is licensed under the GNU General Public License, + * Version 2. See the file COPYING for more details. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/device.h> +#include <linux/types.h> +#include <linux/delay.h> + +#include "../w1.h" +#include "../w1_int.h" +#include "../w1_family.h" + +#define W1_F2D_EEPROM_SIZE 128 +#define W1_F2D_PAGE_COUNT 4 +#define W1_F2D_PAGE_BITS 5 +#define W1_F2D_PAGE_SIZE (1<<W1_F2D_PAGE_BITS) +#define W1_F2D_PAGE_MASK 0x1F + +#define W1_F2D_SCRATCH_BITS 3 +#define W1_F2D_SCRATCH_SIZE (1<<W1_F2D_SCRATCH_BITS) +#define W1_F2D_SCRATCH_MASK (W1_F2D_SCRATCH_SIZE-1) + +#define W1_F2D_READ_EEPROM 0xF0 +#define W1_F2D_WRITE_SCRATCH 0x0F +#define W1_F2D_READ_SCRATCH 0xAA +#define W1_F2D_COPY_SCRATCH 0x55 + + +#define W1_F2D_TPROG_MS 11 + +#define W1_F2D_READ_RETRIES 10 +#define W1_F2D_READ_MAXLEN 8 + +/* + * Check the file size bounds and adjusts count as needed. + * This would not be needed if the file size didn't reset to 0 after a write. + */ +static inline size_t w1_f2d_fix_count(loff_t off, size_t count, size_t size) +{ + if (off > size) + return 0; + + if ((off + count) > size) + return size - off; + + return count; +} + +/* + * Read a block from W1 ROM two times and compares the results. + * If they are equal they are returned, otherwise the read + * is repeated W1_F2D_READ_RETRIES times. + * + * count must not exceed W1_F2D_READ_MAXLEN. + */ +static int w1_f2d_readblock(struct w1_slave *sl, int off, int count, char *buf) +{ + u8 wrbuf[3]; + u8 cmp[W1_F2D_READ_MAXLEN]; + int tries = W1_F2D_READ_RETRIES; + + do { + wrbuf[0] = W1_F2D_READ_EEPROM; + wrbuf[1] = off & 0xff; + wrbuf[2] = off >> 8; + + if (w1_reset_select_slave(sl)) + return -1; + + w1_write_block(sl->master, wrbuf, 3); + w1_read_block(sl->master, buf, count); + + if (w1_reset_select_slave(sl)) + return -1; + + w1_write_block(sl->master, wrbuf, 3); + w1_read_block(sl->master, cmp, count); + + if (!memcmp(cmp, buf, count)) + return 0; + } while (--tries); + + dev_err(&sl->dev, "proof reading failed %d times\n", + W1_F2D_READ_RETRIES); + + return -1; +} + +static ssize_t w1_f2d_read_bin(struct kobject *kobj, + struct bin_attribute *bin_attr, + char *buf, loff_t off, size_t count) +{ + struct w1_slave *sl = kobj_to_w1_slave(kobj); + int todo = count; + + count = w1_f2d_fix_count(off, count, W1_F2D_EEPROM_SIZE); + if (count == 0) + return 0; + + mutex_lock(&sl->master->mutex); + + /* read directly from the EEPROM in chunks of W1_F2D_READ_MAXLEN */ + while (todo > 0) { + int block_read; + + if (todo >= W1_F2D_READ_MAXLEN) + block_read = W1_F2D_READ_MAXLEN; + else + block_read = todo; + + if (w1_f2d_readblock(sl, off, block_read, buf) < 0) + count = -EIO; + + todo -= W1_F2D_READ_MAXLEN; + buf += W1_F2D_READ_MAXLEN; + off += W1_F2D_READ_MAXLEN; + } + + mutex_unlock(&sl->master->mutex); + + return count; +} + +/* + * Writes to the scratchpad and reads it back for verification. + * Then copies the scratchpad to EEPROM. + * The data must be aligned at W1_F2D_SCRATCH_SIZE bytes and + * must be W1_F2D_SCRATCH_SIZE bytes long. + * The master must be locked. + * + * @param sl The slave structure + * @param addr Address for the write + * @param len length must be <= (W1_F2D_PAGE_SIZE - (addr & W1_F2D_PAGE_MASK)) + * @param data The data to write + * @return 0=Success -1=failure + */ +static int w1_f2d_write(struct w1_slave *sl, int addr, int len, const u8 *data) +{ + int tries = W1_F2D_READ_RETRIES; + u8 wrbuf[4]; + u8 rdbuf[W1_F2D_SCRATCH_SIZE + 3]; + u8 es = (addr + len - 1) % W1_F2D_SCRATCH_SIZE; + +retry: + + /* Write the data to the scratchpad */ + if (w1_reset_select_slave(sl)) + return -1; + + wrbuf[0] = W1_F2D_WRITE_SCRATCH; + wrbuf[1] = addr & 0xff; + wrbuf[2] = addr >> 8; + + w1_write_block(sl->master, wrbuf, 3); + w1_write_block(sl->master, data, len); + + /* Read the scratchpad and verify */ + if (w1_reset_select_slave(sl)) + return -1; + + w1_write_8(sl->master, W1_F2D_READ_SCRATCH); + w1_read_block(sl->master, rdbuf, len + 3); + + /* Compare what was read against the data written */ + if ((rdbuf[0] != wrbuf[1]) || (rdbuf[1] != wrbuf[2]) || + (rdbuf[2] != es) || (memcmp(data, &rdbuf[3], len) != 0)) { + + if (--tries) + goto retry; + + dev_err(&sl->dev, + "could not write to eeprom, scratchpad compare failed %d times\n", + W1_F2D_READ_RETRIES); + + return -1; + } + + /* Copy the scratchpad to EEPROM */ + if (w1_reset_select_slave(sl)) + return -1; + + wrbuf[0] = W1_F2D_COPY_SCRATCH; + wrbuf[3] = es; + w1_write_block(sl->master, wrbuf, 4); + + /* Sleep for tprog ms to wait for the write to complete */ + msleep(W1_F2D_TPROG_MS); + + /* Reset the bus to wake up the EEPROM */ + w1_reset_bus(sl->master); + + return 0; +} + +static ssize_t w1_f2d_write_bin(struct kobject *kobj, + struct bin_attribute *bin_attr, + char *buf, loff_t off, size_t count) +{ + struct w1_slave *sl = kobj_to_w1_slave(kobj); + int addr, len; + int copy; + + count = w1_f2d_fix_count(off, count, W1_F2D_EEPROM_SIZE); + if (count == 0) + return 0; + + mutex_lock(&sl->master->mutex); + + /* Can only write data in blocks of the size of the scratchpad */ + addr = off; + len = count; + while (len > 0) { + + /* if len too short or addr not aligned */ + if (len < W1_F2D_SCRATCH_SIZE || addr & W1_F2D_SCRATCH_MASK) { + char tmp[W1_F2D_SCRATCH_SIZE]; + + /* read the block and update the parts to be written */ + if (w1_f2d_readblock(sl, addr & ~W1_F2D_SCRATCH_MASK, + W1_F2D_SCRATCH_SIZE, tmp)) { + count = -EIO; + goto out_up; + } + + /* copy at most to the boundary of the PAGE or len */ + copy = W1_F2D_SCRATCH_SIZE - + (addr & W1_F2D_SCRATCH_MASK); + + if (copy > len) + copy = len; + + memcpy(&tmp[addr & W1_F2D_SCRATCH_MASK], buf, copy); + if (w1_f2d_write(sl, addr & ~W1_F2D_SCRATCH_MASK, + W1_F2D_SCRATCH_SIZE, tmp) < 0) { + count = -EIO; + goto out_up; + } + } else { + + copy = W1_F2D_SCRATCH_SIZE; + if (w1_f2d_write(sl, addr, copy, buf) < 0) { + count = -EIO; + goto out_up; + } + } + buf += copy; + addr += copy; + len -= copy; + } + +out_up: + mutex_unlock(&sl->master->mutex); + + return count; +} + +static struct bin_attribute w1_f2d_bin_attr = { + .attr = { + .name = "eeprom", + .mode = S_IRUGO | S_IWUSR, + }, + .size = W1_F2D_EEPROM_SIZE, + .read = w1_f2d_read_bin, + .write = w1_f2d_write_bin, +}; + +static int w1_f2d_add_slave(struct w1_slave *sl) +{ + return sysfs_create_bin_file(&sl->dev.kobj, &w1_f2d_bin_attr); +} + +static void w1_f2d_remove_slave(struct w1_slave *sl) +{ + sysfs_remove_bin_file(&sl->dev.kobj, &w1_f2d_bin_attr); +} + +static struct w1_family_ops w1_f2d_fops = { + .add_slave = w1_f2d_add_slave, + .remove_slave = w1_f2d_remove_slave, +}; + +static struct w1_family w1_family_2d = { + .fid = W1_EEPROM_DS2431, + .fops = &w1_f2d_fops, +}; + +static int __init w1_f2d_init(void) +{ + return w1_register_family(&w1_family_2d); +} + +static void __exit w1_f2d_fini(void) +{ + w1_unregister_family(&w1_family_2d); +} + +module_init(w1_f2d_init); +module_exit(w1_f2d_fini); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Bernhard Weirich <bernhard.weirich@riedel.net>"); +MODULE_DESCRIPTION("w1 family 2d driver for DS2431, 1kb EEPROM"); diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c index fb28acaeed6..2c8dff9f77d 100644 --- a/drivers/w1/slaves/w1_therm.c +++ b/drivers/w1/slaves/w1_therm.c @@ -37,31 +37,33 @@ MODULE_LICENSE("GPL"); MODULE_AUTHOR("Evgeniy Polyakov <johnpol@2ka.mipt.ru>"); MODULE_DESCRIPTION("Driver for 1-wire Dallas network protocol, temperature family."); +/* Allow the strong pullup to be disabled, but default to enabled. + * If it was disabled a parasite powered device might not get the require + * current to do a temperature conversion. If it is enabled parasite powered + * devices have a better chance of getting the current required. + */ +static int w1_strong_pullup = 1; +module_param_named(strong_pullup, w1_strong_pullup, int, 0); + static u8 bad_roms[][9] = { {0xaa, 0x00, 0x4b, 0x46, 0xff, 0xff, 0x0c, 0x10, 0x87}, {} }; -static ssize_t w1_therm_read_bin(struct kobject *, struct bin_attribute *, - char *, loff_t, size_t); +static ssize_t w1_therm_read(struct device *device, + struct device_attribute *attr, char *buf); -static struct bin_attribute w1_therm_bin_attr = { - .attr = { - .name = "w1_slave", - .mode = S_IRUGO, - }, - .size = W1_SLAVE_DATA_SIZE, - .read = w1_therm_read_bin, -}; +static struct device_attribute w1_therm_attr = + __ATTR(w1_slave, S_IRUGO, w1_therm_read, NULL); static int w1_therm_add_slave(struct w1_slave *sl) { - return sysfs_create_bin_file(&sl->dev.kobj, &w1_therm_bin_attr); + return device_create_file(&sl->dev, &w1_therm_attr); } static void w1_therm_remove_slave(struct w1_slave *sl) { - sysfs_remove_bin_file(&sl->dev.kobj, &w1_therm_bin_attr); + device_remove_file(&sl->dev, &w1_therm_attr); } static struct w1_family_ops w1_therm_fops = { @@ -160,30 +162,19 @@ static int w1_therm_check_rom(u8 rom[9]) return 0; } -static ssize_t w1_therm_read_bin(struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t w1_therm_read(struct device *device, + struct device_attribute *attr, char *buf) { - struct w1_slave *sl = kobj_to_w1_slave(kobj); + struct w1_slave *sl = dev_to_w1_slave(device); struct w1_master *dev = sl->master; u8 rom[9], crc, verdict; int i, max_trying = 10; + ssize_t c = PAGE_SIZE; - mutex_lock(&sl->master->mutex); + mutex_lock(&dev->mutex); - if (off > W1_SLAVE_DATA_SIZE) { - count = 0; - goto out; - } - if (off + count > W1_SLAVE_DATA_SIZE) { - count = 0; - goto out; - } - - memset(buf, 0, count); memset(rom, 0, sizeof(rom)); - count = 0; verdict = 0; crc = 0; @@ -192,15 +183,20 @@ static ssize_t w1_therm_read_bin(struct kobject *kobj, int count = 0; unsigned int tm = 750; + /* 750ms strong pullup (or delay) after the convert */ + if (w1_strong_pullup) + w1_next_pullup(dev, tm); w1_write_8(dev, W1_CONVERT_TEMP); - - msleep(tm); + if (!w1_strong_pullup) + msleep(tm); if (!w1_reset_select_slave(sl)) { w1_write_8(dev, W1_READ_SCRATCHPAD); if ((count = w1_read_block(dev, rom, 9)) != 9) { - dev_warn(&dev->dev, "w1_read_block() returned %d instead of 9.\n", count); + dev_warn(device, "w1_read_block() " + "returned %u instead of 9.\n", + count); } crc = w1_calc_crc8(rom, 8); @@ -215,22 +211,22 @@ static ssize_t w1_therm_read_bin(struct kobject *kobj, } for (i = 0; i < 9; ++i) - count += sprintf(buf + count, "%02x ", rom[i]); - count += sprintf(buf + count, ": crc=%02x %s\n", + c -= snprintf(buf + PAGE_SIZE - c, c, "%02x ", rom[i]); + c -= snprintf(buf + PAGE_SIZE - c, c, ": crc=%02x %s\n", crc, (verdict) ? "YES" : "NO"); if (verdict) memcpy(sl->rom, rom, sizeof(sl->rom)); else - dev_warn(&dev->dev, "18S20 doesn't respond to CONVERT_TEMP.\n"); + dev_warn(device, "18S20 doesn't respond to CONVERT_TEMP.\n"); for (i = 0; i < 9; ++i) - count += sprintf(buf + count, "%02x ", sl->rom[i]); + c -= snprintf(buf + PAGE_SIZE - c, c, "%02x ", sl->rom[i]); - count += sprintf(buf + count, "t=%d\n", w1_convert_temp(rom, sl->family->fid)); -out: + c -= snprintf(buf + PAGE_SIZE - c, c, "t=%d\n", + w1_convert_temp(rom, sl->family->fid)); mutex_unlock(&dev->mutex); - return count; + return PAGE_SIZE - c; } static int __init w1_therm_init(void) diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index 7293c9b11f9..3b615d4022e 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -46,19 +46,17 @@ MODULE_AUTHOR("Evgeniy Polyakov <johnpol@2ka.mipt.ru>"); MODULE_DESCRIPTION("Driver for 1-wire Dallas network protocol."); static int w1_timeout = 10; -static int w1_control_timeout = 1; int w1_max_slave_count = 10; int w1_max_slave_ttl = 10; module_param_named(timeout, w1_timeout, int, 0); -module_param_named(control_timeout, w1_control_timeout, int, 0); module_param_named(max_slave_count, w1_max_slave_count, int, 0); module_param_named(slave_ttl, w1_max_slave_ttl, int, 0); DEFINE_MUTEX(w1_mlock); LIST_HEAD(w1_masters); -static struct task_struct *w1_control_thread; +static int w1_attach_slave_device(struct w1_master *dev, struct w1_reg_num *rn); static int w1_master_match(struct device *dev, struct device_driver *drv) { @@ -83,10 +81,10 @@ static void w1_slave_release(struct device *dev) { struct w1_slave *sl = dev_to_w1_slave(dev); - printk("%s: Releasing %s.\n", __func__, sl->name); + dev_dbg(dev, "%s: Releasing %s.\n", __func__, sl->name); while (atomic_read(&sl->refcnt)) { - printk("Waiting for %s to become free: refcnt=%d.\n", + dev_dbg(dev, "Waiting for %s to become free: refcnt=%d.\n", sl->name, atomic_read(&sl->refcnt)); if (msleep_interruptible(1000)) flush_signals(current); @@ -105,35 +103,20 @@ static ssize_t w1_slave_read_name(struct device *dev, struct device_attribute *a return sprintf(buf, "%s\n", sl->name); } -static ssize_t w1_slave_read_id(struct kobject *kobj, - struct bin_attribute *bin_attr, - char *buf, loff_t off, size_t count) +static ssize_t w1_slave_read_id(struct device *dev, + struct device_attribute *attr, char *buf) { - struct w1_slave *sl = kobj_to_w1_slave(kobj); - - if (off > 8) { - count = 0; - } else { - if (off + count > 8) - count = 8 - off; - - memcpy(buf, (u8 *)&sl->reg_num, count); - } + struct w1_slave *sl = dev_to_w1_slave(dev); + ssize_t count = sizeof(sl->reg_num); + memcpy(buf, (u8 *)&sl->reg_num, count); return count; } static struct device_attribute w1_slave_attr_name = __ATTR(name, S_IRUGO, w1_slave_read_name, NULL); - -static struct bin_attribute w1_slave_attr_bin_id = { - .attr = { - .name = "id", - .mode = S_IRUGO, - }, - .size = 8, - .read = w1_slave_read_id, -}; +static struct device_attribute w1_slave_attr_id = + __ATTR(id, S_IRUGO, w1_slave_read_id, NULL); /* Default family */ @@ -250,11 +233,16 @@ static ssize_t w1_master_attribute_store_search(struct device * dev, struct device_attribute *attr, const char * buf, size_t count) { + long tmp; struct w1_master *md = dev_to_w1_master(dev); + if (strict_strtol(buf, 0, &tmp) == -EINVAL) + return -EINVAL; + mutex_lock(&md->mutex); - md->search_count = simple_strtol(buf, NULL, 0); + md->search_count = tmp; mutex_unlock(&md->mutex); + wake_up_process(md->thread); return count; } @@ -273,6 +261,38 @@ static ssize_t w1_master_attribute_show_search(struct device *dev, return count; } +static ssize_t w1_master_attribute_store_pullup(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + long tmp; + struct w1_master *md = dev_to_w1_master(dev); + + if (strict_strtol(buf, 0, &tmp) == -EINVAL) + return -EINVAL; + + mutex_lock(&md->mutex); + md->enable_pullup = tmp; + mutex_unlock(&md->mutex); + wake_up_process(md->thread); + + return count; +} + +static ssize_t w1_master_attribute_show_pullup(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct w1_master *md = dev_to_w1_master(dev); + ssize_t count; + + mutex_lock(&md->mutex); + count = sprintf(buf, "%d\n", md->enable_pullup); + mutex_unlock(&md->mutex); + + return count; +} + static ssize_t w1_master_attribute_show_pointer(struct device *dev, struct device_attribute *attr, char *buf) { struct w1_master *md = dev_to_w1_master(dev); @@ -324,7 +344,8 @@ static ssize_t w1_master_attribute_show_slave_count(struct device *dev, struct d return count; } -static ssize_t w1_master_attribute_show_slaves(struct device *dev, struct device_attribute *attr, char *buf) +static ssize_t w1_master_attribute_show_slaves(struct device *dev, + struct device_attribute *attr, char *buf) { struct w1_master *md = dev_to_w1_master(dev); int c = PAGE_SIZE; @@ -349,6 +370,135 @@ static ssize_t w1_master_attribute_show_slaves(struct device *dev, struct device return PAGE_SIZE - c; } +static ssize_t w1_master_attribute_show_add(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int c = PAGE_SIZE; + c -= snprintf(buf+PAGE_SIZE - c, c, + "write device id xx-xxxxxxxxxxxx to add slave\n"); + return PAGE_SIZE - c; +} + +static int w1_atoreg_num(struct device *dev, const char *buf, size_t count, + struct w1_reg_num *rn) +{ + unsigned int family; + unsigned long long id; + int i; + u64 rn64_le; + + /* The CRC value isn't read from the user because the sysfs directory + * doesn't include it and most messages from the bus search don't + * print it either. It would be unreasonable for the user to then + * provide it. + */ + const char *error_msg = "bad slave string format, expecting " + "ff-dddddddddddd\n"; + + if (buf[2] != '-') { + dev_err(dev, "%s", error_msg); + return -EINVAL; + } + i = sscanf(buf, "%02x-%012llx", &family, &id); + if (i != 2) { + dev_err(dev, "%s", error_msg); + return -EINVAL; + } + rn->family = family; + rn->id = id; + + rn64_le = cpu_to_le64(*(u64 *)rn); + rn->crc = w1_calc_crc8((u8 *)&rn64_le, 7); + +#if 0 + dev_info(dev, "With CRC device is %02x.%012llx.%02x.\n", + rn->family, (unsigned long long)rn->id, rn->crc); +#endif + + return 0; +} + +/* Searches the slaves in the w1_master and returns a pointer or NULL. + * Note: must hold the mutex + */ +static struct w1_slave *w1_slave_search_device(struct w1_master *dev, + struct w1_reg_num *rn) +{ + struct w1_slave *sl; + list_for_each_entry(sl, &dev->slist, w1_slave_entry) { + if (sl->reg_num.family == rn->family && + sl->reg_num.id == rn->id && + sl->reg_num.crc == rn->crc) { + return sl; + } + } + return NULL; +} + +static ssize_t w1_master_attribute_store_add(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct w1_master *md = dev_to_w1_master(dev); + struct w1_reg_num rn; + struct w1_slave *sl; + ssize_t result = count; + + if (w1_atoreg_num(dev, buf, count, &rn)) + return -EINVAL; + + mutex_lock(&md->mutex); + sl = w1_slave_search_device(md, &rn); + /* It would be nice to do a targeted search one the one-wire bus + * for the new device to see if it is out there or not. But the + * current search doesn't support that. + */ + if (sl) { + dev_info(dev, "Device %s already exists\n", sl->name); + result = -EINVAL; + } else { + w1_attach_slave_device(md, &rn); + } + mutex_unlock(&md->mutex); + + return result; +} + +static ssize_t w1_master_attribute_show_remove(struct device *dev, + struct device_attribute *attr, char *buf) +{ + int c = PAGE_SIZE; + c -= snprintf(buf+PAGE_SIZE - c, c, + "write device id xx-xxxxxxxxxxxx to remove slave\n"); + return PAGE_SIZE - c; +} + +static ssize_t w1_master_attribute_store_remove(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct w1_master *md = dev_to_w1_master(dev); + struct w1_reg_num rn; + struct w1_slave *sl; + ssize_t result = count; + + if (w1_atoreg_num(dev, buf, count, &rn)) + return -EINVAL; + + mutex_lock(&md->mutex); + sl = w1_slave_search_device(md, &rn); + if (sl) { + w1_slave_detach(sl); + } else { + dev_info(dev, "Device %02x-%012llx doesn't exists\n", rn.family, + (unsigned long long)rn.id); + result = -EINVAL; + } + mutex_unlock(&md->mutex); + + return result; +} + #define W1_MASTER_ATTR_RO(_name, _mode) \ struct device_attribute w1_master_attribute_##_name = \ __ATTR(w1_master_##_name, _mode, \ @@ -368,6 +518,9 @@ static W1_MASTER_ATTR_RO(attempts, S_IRUGO); static W1_MASTER_ATTR_RO(timeout, S_IRUGO); static W1_MASTER_ATTR_RO(pointer, S_IRUGO); static W1_MASTER_ATTR_RW(search, S_IRUGO | S_IWUGO); +static W1_MASTER_ATTR_RW(pullup, S_IRUGO | S_IWUGO); +static W1_MASTER_ATTR_RW(add, S_IRUGO | S_IWUGO); +static W1_MASTER_ATTR_RW(remove, S_IRUGO | S_IWUGO); static struct attribute *w1_master_default_attrs[] = { &w1_master_attribute_name.attr, @@ -378,6 +531,9 @@ static struct attribute *w1_master_default_attrs[] = { &w1_master_attribute_timeout.attr, &w1_master_attribute_pointer.attr, &w1_master_attribute_search.attr, + &w1_master_attribute_pullup.attr, + &w1_master_attribute_add.attr, + &w1_master_attribute_remove.attr, NULL }; @@ -390,7 +546,7 @@ int w1_create_master_attributes(struct w1_master *master) return sysfs_create_group(&master->dev.kobj, &w1_master_defattr_group); } -static void w1_destroy_master_attributes(struct w1_master *master) +void w1_destroy_master_attributes(struct w1_master *master) { sysfs_remove_group(&master->dev.kobj, &w1_master_defattr_group); } @@ -479,7 +635,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl) } /* Create "id" entry */ - err = sysfs_create_bin_file(&sl->dev.kobj, &w1_slave_attr_bin_id); + err = device_create_file(&sl->dev, &w1_slave_attr_id); if (err < 0) { dev_err(&sl->dev, "sysfs file creation for [%s] failed. err=%d\n", @@ -501,7 +657,7 @@ static int __w1_attach_slave_device(struct w1_slave *sl) return 0; out_rem2: - sysfs_remove_bin_file(&sl->dev.kobj, &w1_slave_attr_bin_id); + device_remove_file(&sl->dev, &w1_slave_attr_id); out_rem1: device_remove_file(&sl->dev, &w1_slave_attr_name); out_unreg: @@ -567,7 +723,7 @@ static int w1_attach_slave_device(struct w1_master *dev, struct w1_reg_num *rn) return 0; } -static void w1_slave_detach(struct w1_slave *sl) +void w1_slave_detach(struct w1_slave *sl) { struct w1_netlink_msg msg; @@ -583,7 +739,7 @@ static void w1_slave_detach(struct w1_slave *sl) msg.type = W1_SLAVE_REMOVE; w1_netlink_send(sl->master, &msg); - sysfs_remove_bin_file(&sl->dev.kobj, &w1_slave_attr_bin_id); + device_remove_file(&sl->dev, &w1_slave_attr_id); device_remove_file(&sl->dev, &w1_slave_attr_name); device_unregister(&sl->dev); @@ -591,24 +747,6 @@ static void w1_slave_detach(struct w1_slave *sl) kfree(sl); } -static struct w1_master *w1_search_master(void *data) -{ - struct w1_master *dev; - int found = 0; - - mutex_lock(&w1_mlock); - list_for_each_entry(dev, &w1_masters, w1_master_entry) { - if (dev->bus_master->data == data) { - found = 1; - atomic_inc(&dev->refcnt); - break; - } - } - mutex_unlock(&w1_mlock); - - return (found)?dev:NULL; -} - struct w1_master *w1_search_master_id(u32 id) { struct w1_master *dev; @@ -656,55 +794,56 @@ struct w1_slave *w1_search_slave(struct w1_reg_num *id) return (found)?sl:NULL; } -void w1_reconnect_slaves(struct w1_family *f) +void w1_reconnect_slaves(struct w1_family *f, int attach) { + struct w1_slave *sl, *sln; struct w1_master *dev; mutex_lock(&w1_mlock); list_for_each_entry(dev, &w1_masters, w1_master_entry) { - dev_dbg(&dev->dev, "Reconnecting slaves in %s into new family %02x.\n", - dev->name, f->fid); - set_bit(W1_MASTER_NEED_RECONNECT, &dev->flags); + dev_dbg(&dev->dev, "Reconnecting slaves in device %s " + "for family %02x.\n", dev->name, f->fid); + mutex_lock(&dev->mutex); + list_for_each_entry_safe(sl, sln, &dev->slist, w1_slave_entry) { + /* If it is a new family, slaves with the default + * family driver and are that family will be + * connected. If the family is going away, devices + * matching that family are reconneced. + */ + if ((attach && sl->family->fid == W1_FAMILY_DEFAULT + && sl->reg_num.family == f->fid) || + (!attach && sl->family->fid == f->fid)) { + struct w1_reg_num rn; + + memcpy(&rn, &sl->reg_num, sizeof(rn)); + w1_slave_detach(sl); + + w1_attach_slave_device(dev, &rn); + } + } + dev_dbg(&dev->dev, "Reconnecting slaves in device %s " + "has been finished.\n", dev->name); + mutex_unlock(&dev->mutex); } mutex_unlock(&w1_mlock); } -static void w1_slave_found(void *data, u64 rn) +static void w1_slave_found(struct w1_master *dev, u64 rn) { - int slave_count; struct w1_slave *sl; - struct list_head *ent; struct w1_reg_num *tmp; - struct w1_master *dev; u64 rn_le = cpu_to_le64(rn); - dev = w1_search_master(data); - if (!dev) { - printk(KERN_ERR "Failed to find w1 master device for data %p, " - "it is impossible.\n", data); - return; - } + atomic_inc(&dev->refcnt); tmp = (struct w1_reg_num *) &rn; - slave_count = 0; - list_for_each(ent, &dev->slist) { - - sl = list_entry(ent, struct w1_slave, w1_slave_entry); - - if (sl->reg_num.family == tmp->family && - sl->reg_num.id == tmp->id && - sl->reg_num.crc == tmp->crc) { - set_bit(W1_SLAVE_ACTIVE, (long *)&sl->flags); - break; - } - - slave_count++; - } - - if (slave_count == dev->slave_count && - rn && ((rn >> 56) & 0xff) == w1_calc_crc8((u8 *)&rn_le, 7)) { - w1_attach_slave_device(dev, tmp); + sl = w1_slave_search_device(dev, tmp); + if (sl) { + set_bit(W1_SLAVE_ACTIVE, (long *)&sl->flags); + } else { + if (rn && tmp->crc == w1_calc_crc8((u8 *)&rn_le, 7)) + w1_attach_slave_device(dev, tmp); } atomic_dec(&dev->refcnt); @@ -779,80 +918,20 @@ void w1_search(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb /* extract the direction taken & update the device number */ tmp64 = (triplet_ret >> 2); rn |= (tmp64 << i); + + if (kthread_should_stop()) { + dev_dbg(&dev->dev, "Abort w1_search\n"); + return; + } } if ( (triplet_ret & 0x03) != 0x03 ) { if ( (desc_bit == last_zero) || (last_zero < 0)) last_device = 1; desc_bit = last_zero; - cb(dev->bus_master->data, rn); - } - } -} - -static int w1_control(void *data) -{ - struct w1_slave *sl, *sln; - struct w1_master *dev, *n; - int have_to_wait = 0; - - set_freezable(); - while (!kthread_should_stop() || have_to_wait) { - have_to_wait = 0; - - try_to_freeze(); - msleep_interruptible(w1_control_timeout * 1000); - - list_for_each_entry_safe(dev, n, &w1_masters, w1_master_entry) { - if (!kthread_should_stop() && !dev->flags) - continue; - /* - * Little race: we can create thread but not set the flag. - * Get a chance for external process to set flag up. - */ - if (!dev->initialized) { - have_to_wait = 1; - continue; - } - - if (kthread_should_stop() || test_bit(W1_MASTER_NEED_EXIT, &dev->flags)) { - set_bit(W1_MASTER_NEED_EXIT, &dev->flags); - - mutex_lock(&w1_mlock); - list_del(&dev->w1_master_entry); - mutex_unlock(&w1_mlock); - - mutex_lock(&dev->mutex); - list_for_each_entry_safe(sl, sln, &dev->slist, w1_slave_entry) { - w1_slave_detach(sl); - } - w1_destroy_master_attributes(dev); - mutex_unlock(&dev->mutex); - atomic_dec(&dev->refcnt); - continue; - } - - if (test_bit(W1_MASTER_NEED_RECONNECT, &dev->flags)) { - dev_dbg(&dev->dev, "Reconnecting slaves in device %s.\n", dev->name); - mutex_lock(&dev->mutex); - list_for_each_entry_safe(sl, sln, &dev->slist, w1_slave_entry) { - if (sl->family->fid == W1_FAMILY_DEFAULT) { - struct w1_reg_num rn; - - memcpy(&rn, &sl->reg_num, sizeof(rn)); - w1_slave_detach(sl); - - w1_attach_slave_device(dev, &rn); - } - } - dev_dbg(&dev->dev, "Reconnecting slaves in device %s has been finished.\n", dev->name); - clear_bit(W1_MASTER_NEED_RECONNECT, &dev->flags); - mutex_unlock(&dev->mutex); - } + cb(dev, rn); } } - - return 0; } void w1_search_process(struct w1_master *dev, u8 search_type) @@ -878,23 +957,29 @@ void w1_search_process(struct w1_master *dev, u8 search_type) int w1_process(void *data) { struct w1_master *dev = (struct w1_master *) data; + /* As long as w1_timeout is only set by a module parameter the sleep + * time can be calculated in jiffies once. + */ + const unsigned long jtime = msecs_to_jiffies(w1_timeout * 1000); + + while (!kthread_should_stop()) { + if (dev->search_count) { + mutex_lock(&dev->mutex); + w1_search_process(dev, W1_SEARCH); + mutex_unlock(&dev->mutex); + } - while (!kthread_should_stop() && !test_bit(W1_MASTER_NEED_EXIT, &dev->flags)) { try_to_freeze(); - msleep_interruptible(w1_timeout * 1000); + __set_current_state(TASK_INTERRUPTIBLE); - if (kthread_should_stop() || test_bit(W1_MASTER_NEED_EXIT, &dev->flags)) + if (kthread_should_stop()) break; - if (!dev->initialized) - continue; - - if (dev->search_count == 0) - continue; - - mutex_lock(&dev->mutex); - w1_search_process(dev, W1_SEARCH); - mutex_unlock(&dev->mutex); + /* Only sleep when the search is active. */ + if (dev->search_count) + schedule_timeout(jtime); + else + schedule(); } atomic_dec(&dev->refcnt); @@ -932,18 +1017,13 @@ static int w1_init(void) goto err_out_master_unregister; } - w1_control_thread = kthread_run(w1_control, NULL, "w1_control"); - if (IS_ERR(w1_control_thread)) { - retval = PTR_ERR(w1_control_thread); - printk(KERN_ERR "Failed to create control thread. err=%d\n", - retval); - goto err_out_slave_unregister; - } - return 0; +#if 0 +/* For undoing the slave register if there was a step after it. */ err_out_slave_unregister: driver_unregister(&w1_slave_driver); +#endif err_out_master_unregister: driver_unregister(&w1_master_driver); @@ -959,13 +1039,12 @@ static void w1_fini(void) { struct w1_master *dev; + /* Set netlink removal messages and some cleanup */ list_for_each_entry(dev, &w1_masters, w1_master_entry) __w1_remove_master_device(dev); w1_fini_netlink(); - kthread_stop(w1_control_thread); - driver_unregister(&w1_slave_driver); driver_unregister(&w1_master_driver); bus_unregister(&w1_bus_type); diff --git a/drivers/w1/w1.h b/drivers/w1/w1.h index f1df5343f4a..cdaa6fffbfc 100644 --- a/drivers/w1/w1.h +++ b/drivers/w1/w1.h @@ -46,7 +46,6 @@ struct w1_reg_num #include "w1_family.h" #define W1_MAXNAMELEN 32 -#define W1_SLAVE_DATA_SIZE 128 #define W1_SEARCH 0xF0 #define W1_ALARM_SEARCH 0xEC @@ -77,7 +76,7 @@ struct w1_slave struct completion released; }; -typedef void (* w1_slave_found_callback)(void *, u64); +typedef void (*w1_slave_found_callback)(struct w1_master *, u64); /** @@ -142,12 +141,18 @@ struct w1_bus_master */ u8 (*reset_bus)(void *); - /** Really nice hardware can handles the different types of ROM search */ - void (*search)(void *, u8, w1_slave_found_callback); -}; + /** + * Put out a strong pull-up pulse of the specified duration. + * @return -1=Error, 0=completed + */ + u8 (*set_pullup)(void *, int); -#define W1_MASTER_NEED_EXIT 0 -#define W1_MASTER_NEED_RECONNECT 1 + /** Really nice hardware can handles the different types of ROM search + * w1_master* is passed to the slave found callback. + */ + void (*search)(void *, struct w1_master *, + u8, w1_slave_found_callback); +}; struct w1_master { @@ -167,7 +172,10 @@ struct w1_master void *priv; int priv_size; - long flags; + /** 5V strong pullup enabled flag, 1 enabled, zero disabled. */ + int enable_pullup; + /** 5V strong pullup duration in milliseconds, zero disabled. */ + int pullup_duration; struct task_struct *thread; struct mutex mutex; @@ -181,12 +189,21 @@ struct w1_master }; int w1_create_master_attributes(struct w1_master *); +void w1_destroy_master_attributes(struct w1_master *master); void w1_search(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb); void w1_search_devices(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb); struct w1_slave *w1_search_slave(struct w1_reg_num *id); void w1_search_process(struct w1_master *dev, u8 search_type); struct w1_master *w1_search_master_id(u32 id); +/* Disconnect and reconnect devices in the given family. Used for finding + * unclaimed devices after a family has been registered or releasing devices + * after a family has been unregistered. Set attach to 1 when a new family + * has just been registered, to 0 when it has been unregistered. + */ +void w1_reconnect_slaves(struct w1_family *f, int attach); +void w1_slave_detach(struct w1_slave *sl); + u8 w1_triplet(struct w1_master *dev, int bdir); void w1_write_8(struct w1_master *, u8); int w1_reset_bus(struct w1_master *); @@ -194,6 +211,7 @@ u8 w1_calc_crc8(u8 *, int); void w1_write_block(struct w1_master *, const u8 *, int); u8 w1_read_block(struct w1_master *, u8 *, int); int w1_reset_select_slave(struct w1_slave *sl); +void w1_next_pullup(struct w1_master *, int); static inline struct w1_slave* dev_to_w1_slave(struct device *dev) { diff --git a/drivers/w1/w1_family.c b/drivers/w1/w1_family.c index a3c95bd6890..4a099041f28 100644 --- a/drivers/w1/w1_family.c +++ b/drivers/w1/w1_family.c @@ -48,12 +48,12 @@ int w1_register_family(struct w1_family *newf) if (!ret) { atomic_set(&newf->refcnt, 0); - newf->need_exit = 0; list_add_tail(&newf->family_entry, &w1_families); } spin_unlock(&w1_flock); - w1_reconnect_slaves(newf); + /* check default devices against the new set of drivers */ + w1_reconnect_slaves(newf, 1); return ret; } @@ -72,11 +72,11 @@ void w1_unregister_family(struct w1_family *fent) break; } } - - fent->need_exit = 1; - spin_unlock(&w1_flock); + /* deatch devices using this family code */ + w1_reconnect_slaves(fent, 0); + while (atomic_read(&fent->refcnt)) { printk(KERN_INFO "Waiting for family %u to become free: refcnt=%d.\n", fent->fid, atomic_read(&fent->refcnt)); @@ -109,8 +109,7 @@ struct w1_family * w1_family_registered(u8 fid) static void __w1_family_put(struct w1_family *f) { - if (atomic_dec_and_test(&f->refcnt)) - f->need_exit = 1; + atomic_dec(&f->refcnt); } void w1_family_put(struct w1_family *f) diff --git a/drivers/w1/w1_family.h b/drivers/w1/w1_family.h index ef1e1dafa19..3ca1b9298f2 100644 --- a/drivers/w1/w1_family.h +++ b/drivers/w1/w1_family.h @@ -33,6 +33,7 @@ #define W1_THERM_DS1822 0x22 #define W1_EEPROM_DS2433 0x23 #define W1_THERM_DS18B20 0x28 +#define W1_EEPROM_DS2431 0x2D #define W1_FAMILY_DS2760 0x30 #define MAXNAMELEN 32 @@ -53,7 +54,6 @@ struct w1_family struct w1_family_ops *fops; atomic_t refcnt; - u8 need_exit; }; extern spinlock_t w1_flock; @@ -63,6 +63,5 @@ void __w1_family_get(struct w1_family *); struct w1_family * w1_family_registered(u8); void w1_unregister_family(struct w1_family *); int w1_register_family(struct w1_family *); -void w1_reconnect_slaves(struct w1_family *f); #endif /* __W1_FAMILY_H */ diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c index 6840dfebe4d..a3a54567bfb 100644 --- a/drivers/w1/w1_int.c +++ b/drivers/w1/w1_int.c @@ -29,7 +29,11 @@ #include "w1_netlink.h" #include "w1_int.h" -static u32 w1_ids = 1; +static int w1_search_count = -1; /* Default is continual scan */ +module_param_named(search_count, w1_search_count, int, 0); + +static int w1_enable_pullup = 1; +module_param_named(enable_pullup, w1_enable_pullup, int, 0); static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl, struct device_driver *driver, @@ -59,8 +63,12 @@ static struct w1_master * w1_alloc_dev(u32 id, int slave_count, int slave_ttl, dev->initialized = 0; dev->id = id; dev->slave_ttl = slave_ttl; - dev->search_count = -1; /* continual scan */ + dev->search_count = w1_search_count; + dev->enable_pullup = w1_enable_pullup; + /* 1 for w1_process to decrement + * 1 for __w1_remove_master_device to decrement + */ atomic_set(&dev->refcnt, 2); INIT_LIST_HEAD(&dev->slist); @@ -93,9 +101,10 @@ static void w1_free_dev(struct w1_master *dev) int w1_add_master_device(struct w1_bus_master *master) { - struct w1_master *dev; + struct w1_master *dev, *entry; int retval = 0; struct w1_netlink_msg msg; + int id, found; /* validate minimum functionality */ if (!(master->touch_bit && master->reset_bus) && @@ -104,10 +113,50 @@ int w1_add_master_device(struct w1_bus_master *master) printk(KERN_ERR "w1_add_master_device: invalid function set\n"); return(-EINVAL); } + /* While it would be electrically possible to make a device that + * generated a strong pullup in bit bang mode, only hardare that + * controls 1-wire time frames are even expected to support a strong + * pullup. w1_io.c would need to support calling set_pullup before + * the last write_bit operation of a w1_write_8 which it currently + * doesn't. + */ + if (!master->write_byte && !master->touch_bit && master->set_pullup) { + printk(KERN_ERR "w1_add_master_device: set_pullup requires " + "write_byte or touch_bit, disabling\n"); + master->set_pullup = NULL; + } + + /* Lock until the device is added (or not) to w1_masters. */ + mutex_lock(&w1_mlock); + /* Search for the first available id (starting at 1). */ + id = 0; + do { + ++id; + found = 0; + list_for_each_entry(entry, &w1_masters, w1_master_entry) { + if (entry->id == id) { + found = 1; + break; + } + } + } while (found); - dev = w1_alloc_dev(w1_ids++, w1_max_slave_count, w1_max_slave_ttl, &w1_master_driver, &w1_master_device); - if (!dev) + dev = w1_alloc_dev(id, w1_max_slave_count, w1_max_slave_ttl, + &w1_master_driver, &w1_master_device); + if (!dev) { + mutex_unlock(&w1_mlock); return -ENOMEM; + } + + retval = w1_create_master_attributes(dev); + if (retval) { + mutex_unlock(&w1_mlock); + goto err_out_free_dev; + } + + memcpy(dev->bus_master, master, sizeof(struct w1_bus_master)); + + dev->initialized = 1; dev->thread = kthread_run(&w1_process, dev, "%s", dev->name); if (IS_ERR(dev->thread)) { @@ -115,18 +164,10 @@ int w1_add_master_device(struct w1_bus_master *master) dev_err(&dev->dev, "Failed to create new kernel thread. err=%d\n", retval); - goto err_out_free_dev; + mutex_unlock(&w1_mlock); + goto err_out_rm_attr; } - retval = w1_create_master_attributes(dev); - if (retval) - goto err_out_kill_thread; - - memcpy(dev->bus_master, master, sizeof(struct w1_bus_master)); - - dev->initialized = 1; - - mutex_lock(&w1_mlock); list_add(&dev->w1_master_entry, &w1_masters); mutex_unlock(&w1_mlock); @@ -137,8 +178,12 @@ int w1_add_master_device(struct w1_bus_master *master) return 0; +#if 0 /* Thread cleanup code, not required currently. */ err_out_kill_thread: kthread_stop(dev->thread); +#endif +err_out_rm_attr: + w1_destroy_master_attributes(dev); err_out_free_dev: w1_free_dev(dev); @@ -148,10 +193,21 @@ err_out_free_dev: void __w1_remove_master_device(struct w1_master *dev) { struct w1_netlink_msg msg; + struct w1_slave *sl, *sln; - set_bit(W1_MASTER_NEED_EXIT, &dev->flags); kthread_stop(dev->thread); + mutex_lock(&w1_mlock); + list_del(&dev->w1_master_entry); + mutex_unlock(&w1_mlock); + + mutex_lock(&dev->mutex); + list_for_each_entry_safe(sl, sln, &dev->slist, w1_slave_entry) + w1_slave_detach(sl); + w1_destroy_master_attributes(dev); + mutex_unlock(&dev->mutex); + atomic_dec(&dev->refcnt); + while (atomic_read(&dev->refcnt)) { dev_info(&dev->dev, "Waiting for %s to become free: refcnt=%d.\n", dev->name, atomic_read(&dev->refcnt)); diff --git a/drivers/w1/w1_io.c b/drivers/w1/w1_io.c index 30b6fbf83bd..f4f82f1f486 100644 --- a/drivers/w1/w1_io.c +++ b/drivers/w1/w1_io.c @@ -93,6 +93,40 @@ static void w1_write_bit(struct w1_master *dev, int bit) } /** + * Pre-write operation, currently only supporting strong pullups. + * Program the hardware for a strong pullup, if one has been requested and + * the hardware supports it. + * + * @param dev the master device + */ +static void w1_pre_write(struct w1_master *dev) +{ + if (dev->pullup_duration && + dev->enable_pullup && dev->bus_master->set_pullup) { + dev->bus_master->set_pullup(dev->bus_master->data, + dev->pullup_duration); + } +} + +/** + * Post-write operation, currently only supporting strong pullups. + * If a strong pullup was requested, clear it if the hardware supports + * them, or execute the delay otherwise, in either case clear the request. + * + * @param dev the master device + */ +static void w1_post_write(struct w1_master *dev) +{ + if (dev->pullup_duration) { + if (dev->enable_pullup && dev->bus_master->set_pullup) + dev->bus_master->set_pullup(dev->bus_master->data, 0); + else + msleep(dev->pullup_duration); + dev->pullup_duration = 0; + } +} + +/** * Writes 8 bits. * * @param dev the master device @@ -102,11 +136,17 @@ void w1_write_8(struct w1_master *dev, u8 byte) { int i; - if (dev->bus_master->write_byte) + if (dev->bus_master->write_byte) { + w1_pre_write(dev); dev->bus_master->write_byte(dev->bus_master->data, byte); + } else - for (i = 0; i < 8; ++i) + for (i = 0; i < 8; ++i) { + if (i == 7) + w1_pre_write(dev); w1_touch_bit(dev, (byte >> i) & 0x1); + } + w1_post_write(dev); } EXPORT_SYMBOL_GPL(w1_write_8); @@ -203,11 +243,14 @@ void w1_write_block(struct w1_master *dev, const u8 *buf, int len) { int i; - if (dev->bus_master->write_block) + if (dev->bus_master->write_block) { + w1_pre_write(dev); dev->bus_master->write_block(dev->bus_master->data, buf, len); + } else for (i = 0; i < len; ++i) - w1_write_8(dev, buf[i]); + w1_write_8(dev, buf[i]); /* calls w1_pre_write */ + w1_post_write(dev); } EXPORT_SYMBOL_GPL(w1_write_block); @@ -250,12 +293,24 @@ int w1_reset_bus(struct w1_master *dev) result = dev->bus_master->reset_bus(dev->bus_master->data) & 0x1; else { dev->bus_master->write_bit(dev->bus_master->data, 0); + /* minimum 480, max ? us + * be nice and sleep, except 18b20 spec lists 960us maximum, + * so until we can sleep with microsecond accuracy, spin. + * Feel free to come up with some other way to give up the + * cpu for such a short amount of time AND get it back in + * the maximum amount of time. + */ w1_delay(480); dev->bus_master->write_bit(dev->bus_master->data, 1); w1_delay(70); result = dev->bus_master->read_bit(dev->bus_master->data) & 0x1; - w1_delay(410); + /* minmum 70 (above) + 410 = 480 us + * There aren't any timing requirements between a reset and + * the following transactions. Sleeping is safe here. + */ + /* w1_delay(410); min required time */ + msleep(1); } return result; @@ -277,7 +332,8 @@ void w1_search_devices(struct w1_master *dev, u8 search_type, w1_slave_found_cal { dev->attempts++; if (dev->bus_master->search) - dev->bus_master->search(dev->bus_master->data, search_type, cb); + dev->bus_master->search(dev->bus_master->data, dev, + search_type, cb); else w1_search(dev, search_type, cb); } @@ -305,3 +361,20 @@ int w1_reset_select_slave(struct w1_slave *sl) return 0; } EXPORT_SYMBOL_GPL(w1_reset_select_slave); + +/** + * Put out a strong pull-up of the specified duration after the next write + * operation. Not all hardware supports strong pullups. Hardware that + * doesn't support strong pullups will sleep for the given time after the + * write operation without a strong pullup. This is a one shot request for + * the next write, specifying zero will clear a previous request. + * The w1 master lock must be held. + * + * @param delay time in milliseconds + * @return 0=success, anything else=error + */ +void w1_next_pullup(struct w1_master *dev, int delay) +{ + dev->pullup_duration = delay; +} +EXPORT_SYMBOL_GPL(w1_next_pullup); |