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-rw-r--r--drivers/ide/arm/icside.c16
-rw-r--r--drivers/ide/cris/ide-cris.c2
-rw-r--r--drivers/ide/ide-cd.c6
-rw-r--r--drivers/ide/ide-cd.h2
-rw-r--r--drivers/ide/ide-disk.c8
-rw-r--r--drivers/ide/ide-dma.c110
-rw-r--r--drivers/ide/ide-io.c4
-rw-r--r--drivers/ide/ide-iops.c8
-rw-r--r--drivers/ide/ide-probe.c10
-rw-r--r--drivers/ide/ide-proc.c34
-rw-r--r--drivers/ide/ide-timing.h56
-rw-r--r--drivers/ide/ide.c33
-rw-r--r--drivers/ide/legacy/hd.c2
-rw-r--r--drivers/ide/legacy/macide.c14
-rw-r--r--drivers/ide/mips/au1xxx-ide.c24
-rw-r--r--drivers/ide/pci/aec62xx.c119
-rw-r--r--drivers/ide/pci/alim15x3.c78
-rw-r--r--drivers/ide/pci/amd74xx.c127
-rw-r--r--drivers/ide/pci/atiixp.c5
-rw-r--r--drivers/ide/pci/cmd64x.c130
-rw-r--r--drivers/ide/pci/cs5535.c6
-rw-r--r--drivers/ide/pci/hpt366.c170
-rw-r--r--drivers/ide/pci/it8213.c8
-rw-r--r--drivers/ide/pci/it821x.c9
-rw-r--r--drivers/ide/pci/jmicron.c20
-rw-r--r--drivers/ide/pci/pdc202xx_new.c9
-rw-r--r--drivers/ide/pci/pdc202xx_old.c35
-rw-r--r--drivers/ide/pci/piix.c45
-rw-r--r--drivers/ide/pci/scc_pata.c2
-rw-r--r--drivers/ide/pci/serverworks.c103
-rw-r--r--drivers/ide/pci/sgiioc4.c20
-rw-r--r--drivers/ide/pci/siimage.c18
-rw-r--r--drivers/ide/pci/sis5513.c34
-rw-r--r--drivers/ide/pci/sl82c105.c20
-rw-r--r--drivers/ide/pci/slc90e66.c5
-rw-r--r--drivers/ide/pci/tc86c001.c4
-rw-r--r--drivers/ide/pci/via82cxxx.c175
-rw-r--r--drivers/ide/ppc/pmac.c42
38 files changed, 709 insertions, 804 deletions
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c
index 66f826252ae..444a0b84f5b 100644
--- a/drivers/ide/arm/icside.c
+++ b/drivers/ide/arm/icside.c
@@ -448,23 +448,21 @@ static int icside_dma_test_irq(ide_drive_t *drive)
ICS_ARCIN_V6_INTRSTAT_1)) & 1;
}
-static int icside_dma_timeout(ide_drive_t *drive)
+static void icside_dma_timeout(ide_drive_t *drive)
{
printk(KERN_ERR "%s: DMA timeout occurred: ", drive->name);
if (icside_dma_test_irq(drive))
- return 0;
+ return;
- ide_dump_status(drive, "DMA timeout",
- HWIF(drive)->INB(IDE_STATUS_REG));
+ ide_dump_status(drive, "DMA timeout", HWIF(drive)->INB(IDE_STATUS_REG));
- return icside_dma_end(drive);
+ icside_dma_end(drive);
}
-static int icside_dma_lostirq(ide_drive_t *drive)
+static void icside_dma_lost_irq(ide_drive_t *drive)
{
printk(KERN_ERR "%s: IRQ lost\n", drive->name);
- return 1;
}
static void icside_dma_init(ide_hwif_t *hwif)
@@ -490,8 +488,8 @@ static void icside_dma_init(ide_hwif_t *hwif)
hwif->dma_start = icside_dma_start;
hwif->ide_dma_end = icside_dma_end;
hwif->ide_dma_test_irq = icside_dma_test_irq;
- hwif->ide_dma_timeout = icside_dma_timeout;
- hwif->ide_dma_lostirq = icside_dma_lostirq;
+ hwif->dma_timeout = icside_dma_timeout;
+ hwif->dma_lost_irq = icside_dma_lost_irq;
hwif->drives[0].autodma = hwif->autodma;
hwif->drives[1].autodma = hwif->autodma;
diff --git a/drivers/ide/cris/ide-cris.c b/drivers/ide/cris/ide-cris.c
index ca0341c05e5..886091bc7db 100644
--- a/drivers/ide/cris/ide-cris.c
+++ b/drivers/ide/cris/ide-cris.c
@@ -819,7 +819,7 @@ init_e100_ide (void)
hwif->dma_host_off = &cris_dma_off;
hwif->dma_host_on = &cris_dma_on;
hwif->dma_off_quietly = &cris_dma_off;
- hwif->udma_four = 0;
+ hwif->cbl = ATA_CBL_PATA40;
hwif->ultra_mask = cris_ultra_mask;
hwif->mwdma_mask = 0x07; /* Multiword DMA 0-2 */
hwif->autodma = 1;
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 252ab8295ed..1486eb212cc 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -481,7 +481,7 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
else
printk(" Unknown Error Type: ");
- if (sense->sense_key < ARY_LEN(sense_key_texts))
+ if (sense->sense_key < ARRAY_SIZE(sense_key_texts))
s = sense_key_texts[sense->sense_key];
printk("%s -- (Sense key=0x%02x)\n", s, sense->sense_key);
@@ -491,7 +491,7 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
sense->ascq);
s = buf;
} else {
- int lo = 0, mid, hi = ARY_LEN(sense_data_texts);
+ int lo = 0, mid, hi = ARRAY_SIZE(sense_data_texts);
unsigned long key = (sense->sense_key << 16);
key |= (sense->asc << 8);
if (!(sense->ascq >= 0x80 && sense->ascq <= 0xdd))
@@ -524,7 +524,7 @@ void cdrom_analyze_sense_data(ide_drive_t *drive,
if (failed_command != NULL) {
- int lo=0, mid, hi= ARY_LEN (packet_command_texts);
+ int lo=0, mid, hi= ARRAY_SIZE(packet_command_texts);
s = NULL;
while (hi > lo) {
diff --git a/drivers/ide/ide-cd.h b/drivers/ide/ide-cd.h
index ad1f2ed14a3..228b29c5d2e 100644
--- a/drivers/ide/ide-cd.h
+++ b/drivers/ide/ide-cd.h
@@ -498,8 +498,6 @@ struct cdrom_info {
* Descriptions of ATAPI error codes.
*/
-#define ARY_LEN(a) ((sizeof(a) / sizeof(a[0])))
-
/* This stuff should be in cdrom.h, since it is now generic... */
/* ATAPI sense keys (from table 140 of ATAPI 2.6) */
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index dc2175c81f5..b1304a7f3e0 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -1190,11 +1190,11 @@ static int idedisk_ioctl(struct inode *inode, struct file *file,
return generic_ide_ioctl(drive, file, bdev, cmd, arg);
read_val:
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
spin_lock_irqsave(&ide_lock, flags);
err = *val;
spin_unlock_irqrestore(&ide_lock, flags);
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
return err >= 0 ? put_user(err, (long __user *)arg) : err;
set_val:
@@ -1204,9 +1204,9 @@ set_val:
if (!capable(CAP_SYS_ADMIN))
err = -EACCES;
else {
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
err = setfunc(drive, arg);
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
}
}
return err;
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index ead141e2db9..5fe1d72ab45 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -91,45 +91,45 @@
static const struct drive_list_entry drive_whitelist [] = {
- { "Micropolis 2112A" , "ALL" },
- { "CONNER CTMA 4000" , "ALL" },
- { "CONNER CTT8000-A" , "ALL" },
- { "ST34342A" , "ALL" },
+ { "Micropolis 2112A" , NULL },
+ { "CONNER CTMA 4000" , NULL },
+ { "CONNER CTT8000-A" , NULL },
+ { "ST34342A" , NULL },
{ NULL , NULL }
};
static const struct drive_list_entry drive_blacklist [] = {
- { "WDC AC11000H" , "ALL" },
- { "WDC AC22100H" , "ALL" },
- { "WDC AC32500H" , "ALL" },
- { "WDC AC33100H" , "ALL" },
- { "WDC AC31600H" , "ALL" },
+ { "WDC AC11000H" , NULL },
+ { "WDC AC22100H" , NULL },
+ { "WDC AC32500H" , NULL },
+ { "WDC AC33100H" , NULL },
+ { "WDC AC31600H" , NULL },
{ "WDC AC32100H" , "24.09P07" },
{ "WDC AC23200L" , "21.10N21" },
- { "Compaq CRD-8241B" , "ALL" },
- { "CRD-8400B" , "ALL" },
- { "CRD-8480B", "ALL" },
- { "CRD-8482B", "ALL" },
- { "CRD-84" , "ALL" },
- { "SanDisk SDP3B" , "ALL" },
- { "SanDisk SDP3B-64" , "ALL" },
- { "SANYO CD-ROM CRD" , "ALL" },
- { "HITACHI CDR-8" , "ALL" },
- { "HITACHI CDR-8335" , "ALL" },
- { "HITACHI CDR-8435" , "ALL" },
- { "Toshiba CD-ROM XM-6202B" , "ALL" },
- { "TOSHIBA CD-ROM XM-1702BC", "ALL" },
- { "CD-532E-A" , "ALL" },
- { "E-IDE CD-ROM CR-840", "ALL" },
- { "CD-ROM Drive/F5A", "ALL" },
- { "WPI CDD-820", "ALL" },
- { "SAMSUNG CD-ROM SC-148C", "ALL" },
- { "SAMSUNG CD-ROM SC", "ALL" },
- { "ATAPI CD-ROM DRIVE 40X MAXIMUM", "ALL" },
- { "_NEC DV5800A", "ALL" },
+ { "Compaq CRD-8241B" , NULL },
+ { "CRD-8400B" , NULL },
+ { "CRD-8480B", NULL },
+ { "CRD-8482B", NULL },
+ { "CRD-84" , NULL },
+ { "SanDisk SDP3B" , NULL },
+ { "SanDisk SDP3B-64" , NULL },
+ { "SANYO CD-ROM CRD" , NULL },
+ { "HITACHI CDR-8" , NULL },
+ { "HITACHI CDR-8335" , NULL },
+ { "HITACHI CDR-8435" , NULL },
+ { "Toshiba CD-ROM XM-6202B" , NULL },
+ { "TOSHIBA CD-ROM XM-1702BC", NULL },
+ { "CD-532E-A" , NULL },
+ { "E-IDE CD-ROM CR-840", NULL },
+ { "CD-ROM Drive/F5A", NULL },
+ { "WPI CDD-820", NULL },
+ { "SAMSUNG CD-ROM SC-148C", NULL },
+ { "SAMSUNG CD-ROM SC", NULL },
+ { "ATAPI CD-ROM DRIVE 40X MAXIMUM", NULL },
+ { "_NEC DV5800A", NULL },
{ "SAMSUNG CD-ROM SN-124", "N001" },
- { "Seagate STT20000A", "ALL" },
+ { "Seagate STT20000A", NULL },
{ NULL , NULL }
};
@@ -147,8 +147,8 @@ int ide_in_drive_list(struct hd_driveid *id, const struct drive_list_entry *driv
{
for ( ; drive_table->id_model ; drive_table++)
if ((!strcmp(drive_table->id_model, id->model)) &&
- ((strstr(id->fw_rev, drive_table->id_firmware)) ||
- (!strcmp(drive_table->id_firmware, "ALL"))))
+ (!drive_table->id_firmware ||
+ strstr(id->fw_rev, drive_table->id_firmware)))
return 1;
return 0;
}
@@ -702,8 +702,22 @@ static unsigned int ide_get_mode_mask(ide_drive_t *drive, u8 base)
mask = id->dma_mword & hwif->mwdma_mask;
break;
case XFER_SW_DMA_0:
- if (id->field_valid & 2)
+ if (id->field_valid & 2) {
mask = id->dma_1word & hwif->swdma_mask;
+ } else if (id->tDMA) {
+ /*
+ * ide_fix_driveid() doesn't convert ->tDMA to the
+ * CPU endianness so we need to do it here
+ */
+ u8 mode = le16_to_cpu(id->tDMA);
+
+ /*
+ * if the mode is valid convert it to the mask
+ * (the maximum allowed mode is XFER_SW_DMA_2)
+ */
+ if (mode <= 2)
+ mask = ((2 << mode) - 1) & hwif->swdma_mask;
+ }
break;
default:
BUG();
@@ -847,27 +861,27 @@ int ide_set_dma(ide_drive_t *drive)
return rc;
}
-EXPORT_SYMBOL_GPL(ide_set_dma);
-
#ifdef CONFIG_BLK_DEV_IDEDMA_PCI
-int __ide_dma_lostirq (ide_drive_t *drive)
+void ide_dma_lost_irq (ide_drive_t *drive)
{
printk("%s: DMA interrupt recovery\n", drive->name);
- return 1;
}
-EXPORT_SYMBOL(__ide_dma_lostirq);
+EXPORT_SYMBOL(ide_dma_lost_irq);
-int __ide_dma_timeout (ide_drive_t *drive)
+void ide_dma_timeout (ide_drive_t *drive)
{
+ ide_hwif_t *hwif = HWIF(drive);
+
printk(KERN_ERR "%s: timeout waiting for DMA\n", drive->name);
- if (HWIF(drive)->ide_dma_test_irq(drive))
- return 0;
- return HWIF(drive)->ide_dma_end(drive);
+ if (hwif->ide_dma_test_irq(drive))
+ return;
+
+ hwif->ide_dma_end(drive);
}
-EXPORT_SYMBOL(__ide_dma_timeout);
+EXPORT_SYMBOL(ide_dma_timeout);
/*
* Needed for allowing full modular support of ide-driver
@@ -1018,10 +1032,10 @@ void ide_setup_dma (ide_hwif_t *hwif, unsigned long dma_base, unsigned int num_p
hwif->ide_dma_end = &__ide_dma_end;
if (!hwif->ide_dma_test_irq)
hwif->ide_dma_test_irq = &__ide_dma_test_irq;
- if (!hwif->ide_dma_timeout)
- hwif->ide_dma_timeout = &__ide_dma_timeout;
- if (!hwif->ide_dma_lostirq)
- hwif->ide_dma_lostirq = &__ide_dma_lostirq;
+ if (!hwif->dma_timeout)
+ hwif->dma_timeout = &ide_dma_timeout;
+ if (!hwif->dma_lost_irq)
+ hwif->dma_lost_irq = &ide_dma_lost_irq;
if (hwif->chipset != ide_trm290) {
u8 dma_stat = hwif->INB(hwif->dma_status);
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index bfe8f1b712b..c5b5011da56 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -1350,7 +1350,7 @@ static ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error)
hwif->INB(IDE_STATUS_REG));
} else {
printk(KERN_WARNING "%s: DMA timeout retry\n", drive->name);
- (void) hwif->ide_dma_timeout(drive);
+ hwif->dma_timeout(drive);
}
/*
@@ -1466,7 +1466,7 @@ void ide_timer_expiry (unsigned long data)
startstop = handler(drive);
} else if (drive_is_ready(drive)) {
if (drive->waiting_for_dma)
- (void) hwgroup->hwif->ide_dma_lostirq(drive);
+ hwgroup->hwif->dma_lost_irq(drive);
(void)ide_ack_intr(hwif);
printk(KERN_WARNING "%s: lost interrupt\n", drive->name);
startstop = handler(drive);
diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c
index f0be5f665a0..92578b6832e 100644
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -574,7 +574,10 @@ u8 eighty_ninty_three (ide_drive_t *drive)
ide_hwif_t *hwif = drive->hwif;
struct hd_driveid *id = drive->id;
- if (hwif->udma_four == 0)
+ if (hwif->cbl == ATA_CBL_PATA40_SHORT)
+ return 1;
+
+ if (hwif->cbl != ATA_CBL_PATA80)
goto no_80w;
/* Check for SATA but only if we are ATA5 or higher */
@@ -600,7 +603,8 @@ no_80w:
printk(KERN_WARNING "%s: %s side 80-wire cable detection failed, "
"limiting max speed to UDMA33\n",
- drive->name, hwif->udma_four ? "drive" : "host");
+ drive->name,
+ hwif->cbl == ATA_CBL_PATA80 ? "drive" : "host");
drive->udma33_warned = 1;
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index f5ce22c38f8..cc580139946 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -144,7 +144,7 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd)
local_irq_enable();
ide_fix_driveid(id);
-#if defined (CONFIG_SCSI_EATA_DMA) || defined (CONFIG_SCSI_EATA_PIO) || defined (CONFIG_SCSI_EATA)
+#if defined (CONFIG_SCSI_EATA_PIO) || defined (CONFIG_SCSI_EATA)
/*
* EATA SCSI controllers do a hardware ATA emulation:
* Ignore them if there is a driver for them available.
@@ -154,7 +154,7 @@ static inline void do_identify (ide_drive_t *drive, u8 cmd)
printk("%s: EATA SCSI HBA %.10s\n", drive->name, id->model);
goto err_misc;
}
-#endif /* CONFIG_SCSI_EATA_DMA || CONFIG_SCSI_EATA_PIO */
+#endif /* CONFIG_SCSI_EATA || CONFIG_SCSI_EATA_PIO */
/*
* WIN_IDENTIFY returns little-endian info,
@@ -1025,7 +1025,7 @@ static int init_irq (ide_hwif_t *hwif)
BUG_ON(irqs_disabled());
BUG_ON(hwif == NULL);
- down(&ide_cfg_sem);
+ mutex_lock(&ide_cfg_mtx);
hwif->hwgroup = NULL;
#if MAX_HWIFS > 1
/*
@@ -1154,7 +1154,7 @@ static int init_irq (ide_hwif_t *hwif)
printk(" (%sed with %s)",
hwif->sharing_irq ? "shar" : "serializ", match->name);
printk("\n");
- up(&ide_cfg_sem);
+ mutex_unlock(&ide_cfg_mtx);
return 0;
out_unlink:
spin_lock_irq(&ide_lock);
@@ -1177,7 +1177,7 @@ out_unlink:
}
spin_unlock_irq(&ide_lock);
out_up:
- up(&ide_cfg_sem);
+ mutex_unlock(&ide_cfg_mtx);
return 1;
}
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index ea94c9aa122..fc1d8ae6a80 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -156,7 +156,7 @@ static int __ide_add_setting(ide_drive_t *drive, const char *name, int rw, int d
{
ide_settings_t **p = (ide_settings_t **) &drive->settings, *setting = NULL;
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
while ((*p) && strcmp((*p)->name, name) < 0)
p = &((*p)->next);
if ((setting = kzalloc(sizeof(*setting), GFP_KERNEL)) == NULL)
@@ -177,10 +177,10 @@ static int __ide_add_setting(ide_drive_t *drive, const char *name, int rw, int d
if (auto_remove)
setting->auto_remove = 1;
*p = setting;
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
return 0;
abort:
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
kfree(setting);
return -1;
}
@@ -224,7 +224,7 @@ static void __ide_remove_setting (ide_drive_t *drive, char *name)
*
* Automatically remove all the driver specific settings for this
* drive. This function may not be called from IRQ context. The
- * caller must hold ide_setting_sem.
+ * caller must hold ide_setting_mtx.
*/
static void auto_remove_settings (ide_drive_t *drive)
@@ -269,7 +269,7 @@ static ide_settings_t *ide_find_setting_by_name(ide_drive_t *drive, char *name)
* @setting: drive setting
*
* Read a drive setting and return the value. The caller
- * must hold the ide_setting_sem when making this call.
+ * must hold the ide_setting_mtx when making this call.
*
* BUGS: the data return and error are the same return value
* so an error -EINVAL and true return of the same value cannot
@@ -306,7 +306,7 @@ static int ide_read_setting(ide_drive_t *drive, ide_settings_t *setting)
* @val: value
*
* Write a drive setting if it is possible. The caller
- * must hold the ide_setting_sem when making this call.
+ * must hold the ide_setting_mtx when making this call.
*
* BUGS: the data return and error are the same return value
* so an error -EINVAL and true return of the same value cannot
@@ -367,7 +367,7 @@ static int set_xfer_rate (ide_drive_t *drive, int arg)
* @drive: drive being configured
*
* Add the generic parts of the system settings to the /proc files.
- * The caller must not be holding the ide_setting_sem.
+ * The caller must not be holding the ide_setting_mtx.
*/
void ide_add_generic_settings (ide_drive_t *drive)
@@ -408,7 +408,7 @@ static int proc_ide_read_settings
proc_ide_settings_warn();
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
out += sprintf(out, "name\t\t\tvalue\t\tmin\t\tmax\t\tmode\n");
out += sprintf(out, "----\t\t\t-----\t\t---\t\t---\t\t----\n");
while(setting) {
@@ -428,7 +428,7 @@ static int proc_ide_read_settings
setting = setting->next;
}
len = out - page;
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
PROC_IDE_READ_RETURN(page,start,off,count,eof,len);
}
@@ -508,16 +508,16 @@ static int proc_ide_write_settings(struct file *file, const char __user *buffer,
++p;
}
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
setting = ide_find_setting_by_name(drive, name);
if (!setting)
{
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
goto parse_error;
}
if (for_real)
ide_write_setting(drive, setting, val * setting->div_factor / setting->mul_factor);
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
}
} while (!for_real++);
free_page((unsigned long)buf);
@@ -705,7 +705,7 @@ EXPORT_SYMBOL(ide_proc_register_driver);
* Clean up the driver specific /proc files and IDE settings
* for a given drive.
*
- * Takes ide_setting_sem and ide_lock.
+ * Takes ide_setting_mtx and ide_lock.
* Caller must hold none of the locks.
*/
@@ -715,10 +715,10 @@ void ide_proc_unregister_driver(ide_drive_t *drive, ide_driver_t *driver)
ide_remove_proc_entries(drive->proc, driver->proc);
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
spin_lock_irqsave(&ide_lock, flags);
/*
- * ide_setting_sem protects the settings list
+ * ide_setting_mtx protects the settings list
* ide_lock protects the use of settings
*
* so we need to hold both, ide_settings_sem because we want to
@@ -726,11 +726,11 @@ void ide_proc_unregister_driver(ide_drive_t *drive, ide_driver_t *driver)
* a setting out that is being used.
*
* OTOH both ide_{read,write}_setting are only ever used under
- * ide_setting_sem.
+ * ide_setting_mtx.
*/
auto_remove_settings(drive);
spin_unlock_irqrestore(&ide_lock, flags);
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
}
EXPORT_SYMBOL(ide_proc_unregister_driver);
diff --git a/drivers/ide/ide-timing.h b/drivers/ide/ide-timing.h
index c0864b1e922..e6cb8593b5b 100644
--- a/drivers/ide/ide-timing.h
+++ b/drivers/ide/ide-timing.h
@@ -102,66 +102,16 @@ static struct ide_timing ide_timing[] = {
#define EZ(v,unit) ((v)?ENOUGH(v,unit):0)
#define XFER_MODE 0xf0
-#define XFER_UDMA_133 0x48
-#define XFER_UDMA_100 0x44
-#define XFER_UDMA_66 0x42
-#define XFER_UDMA 0x40
#define XFER_MWDMA 0x20
-#define XFER_SWDMA 0x10
#define XFER_EPIO 0x01
#define XFER_PIO 0x00
-static short ide_find_best_mode(ide_drive_t *drive, int map)
+static short ide_find_best_pio_mode(ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
short best = 0;
- if (!id)
- return XFER_PIO_SLOW;
-
- if ((map & XFER_UDMA) && (id->field_valid & 4)) { /* Want UDMA and UDMA bitmap valid */
-
- if ((map & XFER_UDMA_133) == XFER_UDMA_133)
- if ((best = (id->dma_ultra & 0x0040) ? XFER_UDMA_6 : 0)) return best;
-
- if ((map & XFER_UDMA_100) == XFER_UDMA_100)
- if ((best = (id->dma_ultra & 0x0020) ? XFER_UDMA_5 : 0)) return best;
-
- if ((map & XFER_UDMA_66) == XFER_UDMA_66)
- if ((best = (id->dma_ultra & 0x0010) ? XFER_UDMA_4 :
- (id->dma_ultra & 0x0008) ? XFER_UDMA_3 : 0)) return best;
-
- if ((best = (id->dma_ultra & 0x0004) ? XFER_UDMA_2 :
- (id->dma_ultra & 0x0002) ? XFER_UDMA_1 :
- (id->dma_ultra & 0x0001) ? XFER_UDMA_0 : 0)) return best;
- }
-
- if ((map & XFER_MWDMA) && (id->field_valid & 2)) { /* Want MWDMA and drive has EIDE fields */
-
- if ((best = (id->dma_mword & 0x0004) ? XFER_MW_DMA_2 :
- (id->dma_mword & 0x0002) ? XFER_MW_DMA_1 :
- (id->dma_mword & 0x0001) ? XFER_MW_DMA_0 : 0)) return best;
- }
-
- if (map & XFER_SWDMA) { /* Want SWDMA */
-
- if (id->field_valid & 2) { /* EIDE SWDMA */
-
- if ((best = (id->dma_1word & 0x0004) ? XFER_SW_DMA_2 :
- (id->dma_1word & 0x0002) ? XFER_SW_DMA_1 :
- (id->dma_1word & 0x0001) ? XFER_SW_DMA_0 : 0)) return best;
- }
-
- if (id->capability & 1) { /* Pre-EIDE style SWDMA */
-
- if ((best = (id->tDMA == 2) ? XFER_SW_DMA_2 :
- (id->tDMA == 1) ? XFER_SW_DMA_1 :
- (id->tDMA == 0) ? XFER_SW_DMA_0 : 0)) return best;
- }
- }
-
-
- if ((map & XFER_EPIO) && (id->field_valid & 2)) { /* EIDE PIO modes */
+ if (id->field_valid & 2) { /* EIDE PIO modes */
if ((best = (drive->id->eide_pio_modes & 4) ? XFER_PIO_5 :
(drive->id->eide_pio_modes & 2) ? XFER_PIO_4 :
@@ -262,7 +212,7 @@ static int ide_timing_compute(ide_drive_t *drive, short speed, struct ide_timing
*/
if ((speed & XFER_MODE) != XFER_PIO) {
- ide_timing_compute(drive, ide_find_best_mode(drive, XFER_PIO | XFER_EPIO), &p, T, UT);
+ ide_timing_compute(drive, ide_find_best_pio_mode(drive), &p, T, UT);
ide_timing_merge(&p, t, t, IDE_TIMING_ALL);
}
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 0cd76bf6683..c948a5c17a5 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -169,7 +169,7 @@ static const u8 ide_hwif_to_major[] = { IDE0_MAJOR, IDE1_MAJOR,
static int idebus_parameter; /* holds the "idebus=" parameter */
static int system_bus_speed; /* holds what we think is VESA/PCI bus speed */
-DECLARE_MUTEX(ide_cfg_sem);
+DEFINE_MUTEX(ide_cfg_mtx);
__cacheline_aligned_in_smp DEFINE_SPINLOCK(ide_lock);
#ifdef CONFIG_IDEPCI_PCIBUS_ORDER
@@ -460,6 +460,8 @@ static void ide_hwif_restore(ide_hwif_t *hwif, ide_hwif_t *tmp_hwif)
hwif->mwdma_mask = tmp_hwif->mwdma_mask;
hwif->swdma_mask = tmp_hwif->swdma_mask;
+ hwif->cbl = tmp_hwif->cbl;
+
hwif->chipset = tmp_hwif->chipset;
hwif->hold = tmp_hwif->hold;
@@ -496,8 +498,8 @@ static void ide_hwif_restore(ide_hwif_t *hwif, ide_hwif_t *tmp_hwif)
hwif->ide_dma_clear_irq = tmp_hwif->ide_dma_clear_irq;
hwif->dma_host_on = tmp_hwif->dma_host_on;
hwif->dma_host_off = tmp_hwif->dma_host_off;
- hwif->ide_dma_lostirq = tmp_hwif->ide_dma_lostirq;
- hwif->ide_dma_timeout = tmp_hwif->ide_dma_timeout;
+ hwif->dma_lost_irq = tmp_hwif->dma_lost_irq;
+ hwif->dma_timeout = tmp_hwif->dma_timeout;
hwif->OUTB = tmp_hwif->OUTB;
hwif->OUTBSYNC = tmp_hwif->OUTBSYNC;
@@ -533,7 +535,6 @@ static void ide_hwif_restore(ide_hwif_t *hwif, ide_hwif_t *tmp_hwif)
hwif->extra_base = tmp_hwif->extra_base;
hwif->extra_ports = tmp_hwif->extra_ports;
hwif->autodma = tmp_hwif->autodma;
- hwif->udma_four = tmp_hwif->udma_four;
hwif->hwif_data = tmp_hwif->hwif_data;
}
@@ -564,7 +565,7 @@ void ide_unregister(unsigned int index)
{
ide_drive_t *drive;
ide_hwif_t *hwif, *g;
- static ide_hwif_t tmp_hwif; /* protected by ide_cfg_sem */
+ static ide_hwif_t tmp_hwif; /* protected by ide_cfg_mtx */
ide_hwgroup_t *hwgroup;
int irq_count = 0, unit;
@@ -572,7 +573,7 @@ void ide_unregister(unsigned int index)
BUG_ON(in_interrupt());
BUG_ON(irqs_disabled());
- down(&ide_cfg_sem);
+ mutex_lock(&ide_cfg_mtx);
spin_lock_irq(&ide_lock);
hwif = &ide_hwifs[index];
if (!hwif->present)
@@ -679,7 +680,7 @@ void ide_unregister(unsigned int index)
abort:
spin_unlock_irq(&ide_lock);
- up(&ide_cfg_sem);
+ mutex_unlock(&ide_cfg_mtx);
}
EXPORT_SYMBOL(ide_unregister);
@@ -817,9 +818,9 @@ EXPORT_SYMBOL(ide_register_hw);
* Locks for IDE setting functionality
*/
-DECLARE_MUTEX(ide_setting_sem);
+DEFINE_MUTEX(ide_setting_mtx);
-EXPORT_SYMBOL_GPL(ide_setting_sem);
+EXPORT_SYMBOL_GPL(ide_setting_mtx);
/**
* ide_spin_wait_hwgroup - wait for group
@@ -1192,11 +1193,11 @@ int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device
}
read_val:
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
spin_lock_irqsave(&ide_lock, flags);
err = *val;
spin_unlock_irqrestore(&ide_lock, flags);
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
return err >= 0 ? put_user(err, (long __user *)arg) : err;
set_val:
@@ -1206,9 +1207,9 @@ set_val:
if (!capable(CAP_SYS_ADMIN))
err = -EACCES;
else {
- down(&ide_setting_sem);
+ mutex_lock(&ide_setting_mtx);
err = setfunc(drive, arg);
- up(&ide_setting_sem);
+ mutex_unlock(&ide_setting_mtx);
}
}
return err;
@@ -1548,7 +1549,11 @@ static int __init ide_setup(char *s)
goto bad_option;
case -7: /* ata66 */
#ifdef CONFIG_BLK_DEV_IDEPCI
- hwif->udma_four = 1;
+ /*
+ * Use ATA_CBL_PATA40_SHORT so drive side
+ * cable detection is also overriden.
+ */
+ hwif->cbl = ATA_CBL_PATA40_SHORT;
goto obsolete_option;
#else
goto bad_hwif;
diff --git a/drivers/ide/legacy/hd.c b/drivers/ide/legacy/hd.c
index 45ed03591cd..661c12f6dda 100644
--- a/drivers/ide/legacy/hd.c
+++ b/drivers/ide/legacy/hd.c
@@ -130,7 +130,7 @@ struct hd_i_struct {
#ifdef HD_TYPE
static struct hd_i_struct hd_info[] = { HD_TYPE };
-static int NR_HD = ((sizeof (hd_info))/(sizeof (struct hd_i_struct)));
+static int NR_HD = ARRAY_SIZE(hd_info);
#else
static struct hd_i_struct hd_info[MAX_HD];
static int NR_HD;
diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c
index c211fc78345..b557c45a5a9 100644
--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/legacy/macide.c
@@ -77,15 +77,6 @@ int macide_ack_intr(ide_hwif_t* hwif)
return 0;
}
-#ifdef CONFIG_BLK_DEV_MAC_MEDIABAY
-static void macide_mediabay_interrupt(int irq, void *dev_id)
-{
- int state = baboon->mb_status & 0x04;
-
- printk(KERN_INFO "macide: media bay %s detected\n", state? "removal":"insertion");
-}
-#endif
-
/*
* Probe for a Macintosh IDE interface
*/
@@ -128,11 +119,6 @@ void macide_init(void)
ide_drive_t *drive = &ide_hwifs[index].drives[0];
drive->capacity64 = drive->cyl*drive->head*drive->sect;
-#ifdef CONFIG_BLK_DEV_MAC_MEDIABAY
- request_irq(IRQ_BABOON_2, macide_mediabay_interrupt,
- IRQ_FLG_FAST, "mediabay",
- macide_mediabay_interrupt);
-#endif
}
break;
diff --git a/drivers/ide/mips/au1xxx-ide.c b/drivers/ide/mips/au1xxx-ide.c
index ca95e990862..2e7013a2a7f 100644
--- a/drivers/ide/mips/au1xxx-ide.c
+++ b/drivers/ide/mips/au1xxx-ide.c
@@ -381,9 +381,7 @@ static int auide_dma_setup(ide_drive_t *drive)
static int auide_dma_check(ide_drive_t *drive)
{
- u8 speed;
-
-#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA
+ u8 speed = ide_max_dma_mode(drive);
if( dbdma_init_done == 0 ){
auide_hwif.white_list = ide_in_drive_list(drive->id,
@@ -394,7 +392,6 @@ static int auide_dma_check(ide_drive_t *drive)
auide_ddma_init(&auide_hwif);
dbdma_init_done = 1;
}
-#endif
/* Is the drive in our DMA black list? */
@@ -409,8 +406,6 @@ static int auide_dma_check(ide_drive_t *drive)
else
drive->using_dma = 1;
- speed = ide_find_best_mode(drive, XFER_PIO | XFER_MWDMA);
-
if (drive->autodma && (speed & XFER_MODE) != XFER_PIO)
return 0;
@@ -456,10 +451,9 @@ static void auide_dma_off_quietly(ide_drive_t *drive)
drive->using_dma = 0;
}
-static int auide_dma_lostirq(ide_drive_t *drive)
+static void auide_dma_lost_irq(ide_drive_t *drive)
{
printk(KERN_ERR "%s: IRQ lost\n", drive->name);
- return 0;
}
static void auide_ddma_tx_callback(int irq, void *param)
@@ -489,16 +483,16 @@ static void auide_init_dbdma_dev(dbdev_tab_t *dev, u32 dev_id, u32 tsize, u32 de
#if defined(CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA)
-static int auide_dma_timeout(ide_drive_t *drive)
+static void auide_dma_timeout(ide_drive_t *drive)
{
-// printk("%s\n", __FUNCTION__);
+ ide_hwif_t *hwif = HWIF(drive);
printk(KERN_ERR "%s: DMA timeout occurred: ", drive->name);
- if (HWIF(drive)->ide_dma_test_irq(drive))
- return 0;
+ if (hwif->ide_dma_test_irq(drive))
+ return;
- return HWIF(drive)->ide_dma_end(drive);
+ hwif->ide_dma_end(drive);
}
@@ -721,7 +715,7 @@ static int au_ide_probe(struct device *dev)
#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA
hwif->dma_off_quietly = &auide_dma_off_quietly;
- hwif->ide_dma_timeout = &auide_dma_timeout;
+ hwif->dma_timeout = &auide_dma_timeout;
hwif->ide_dma_check = &auide_dma_check;
hwif->dma_exec_cmd = &auide_dma_exec_cmd;
@@ -731,7 +725,7 @@ static int au_ide_probe(struct device *dev)
hwif->ide_dma_test_irq = &auide_dma_test_irq;
hwif->dma_host_off = &auide_dma_host_off;
hwif->dma_host_on = &auide_dma_host_on;
- hwif->ide_dma_lostirq = &auide_dma_lostirq;
+ hwif->dma_lost_irq = &auide_dma_lost_irq;
hwif->ide_dma_on = &auide_dma_on;
hwif->autodma = 1;
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
index b173bc66ce1..e5d09367627 100644
--- a/drivers/ide/pci/aec62xx.c
+++ b/drivers/ide/pci/aec62xx.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/aec62xx.c Version 0.21 Apr 21, 2007
+ * linux/drivers/ide/pci/aec62xx.c Version 0.24 May 24, 2007
*
* Copyright (C) 1999-2002 Andre Hedrick <andre@linux-ide.org>
* Copyright (C) 2007 MontaVista Software, Inc. <source@mvista.com>
@@ -140,25 +140,10 @@ static int aec6260_tune_chipset (ide_drive_t *drive, u8 xferspeed)
return(ide_config_drive_speed(drive, speed));
}
-static int aec62xx_tune_chipset (ide_drive_t *drive, u8 speed)
-{
- switch (HWIF(drive)->pci_dev->device) {
- case PCI_DEVICE_ID_ARTOP_ATP865:
- case PCI_DEVICE_ID_ARTOP_ATP865R:
- case PCI_DEVICE_ID_ARTOP_ATP860:
- case PCI_DEVICE_ID_ARTOP_ATP860R:
- return ((int) aec6260_tune_chipset(drive, speed));
- case PCI_DEVICE_ID_ARTOP_ATP850UF:
- return ((int) aec6210_tune_chipset(drive, speed));
- default:
- return -1;
- }
-}
-
static void aec62xx_tune_drive (ide_drive_t *drive, u8 pio)
{
pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
- (void) aec62xx_tune_chipset(drive, pio + XFER_PIO_0);
+ (void) HWIF(drive)->speedproc(drive, pio + XFER_PIO_0);
}
static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive)
@@ -172,12 +157,9 @@ static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive)
return -1;
}
-static int aec62xx_irq_timeout (ide_drive_t *drive)
+static void aec62xx_dma_lost_irq (ide_drive_t *drive)
{
- ide_hwif_t *hwif = HWIF(drive);
- struct pci_dev *dev = hwif->pci_dev;
-
- switch(dev->device) {
+ switch (HWIF(drive)->pci_dev->device) {
case PCI_DEVICE_ID_ARTOP_ATP860:
case PCI_DEVICE_ID_ARTOP_ATP860R:
case PCI_DEVICE_ID_ARTOP_ATP865:
@@ -186,7 +168,6 @@ static int aec62xx_irq_timeout (ide_drive_t *drive)
default:
break;
}
- return 0;
}
static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const char *name)
@@ -224,64 +205,46 @@ static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const ch
static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif)
{
- struct pci_dev *dev = hwif->pci_dev;
+ struct pci_dev *dev = hwif->pci_dev;
+ u8 reg54 = 0, mask = hwif->channel ? 0xf0 : 0x0f;
+ unsigned long flags;
- hwif->autodma = 0;
hwif->tuneproc = &aec62xx_tune_drive;
- hwif->speedproc = &aec62xx_tune_chipset;
- if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF)
- hwif->serialized = hwif->channel;
-
- if (hwif->mate)
- hwif->mate->serialized = hwif->serialized;
+ if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
+ if(hwif->mate)
+ hwif->mate->serialized = hwif->serialized = 1;
+ hwif->speedproc = &aec6210_tune_chipset;
+ } else
+ hwif->speedproc = &aec6260_tune_chipset;
if (!hwif->dma_base) {
- hwif->drives[0].autotune = 1;
- hwif->drives[1].autotune = 1;
+ hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
return;
}
hwif->ultra_mask = hwif->cds->udma_mask;
-
- /* atp865 and atp865r */
- if (hwif->ultra_mask == 0x3f) {
- /* check bit 0x10 of DMA status register */
- if (inb(pci_resource_start(dev, 4) + 2) & 0x10)
- hwif->ultra_mask = 0x7f; /* udma0-6 */
- }
-
hwif->mwdma_mask = 0x07;
hwif->ide_dma_check = &aec62xx_config_drive_xfer_rate;
- hwif->ide_dma_lostirq = &aec62xx_irq_timeout;
-
- if (!noautodma)
- hwif->autodma = 1;
- hwif->drives[0].autodma = hwif->autodma;
- hwif->drives[1].autodma = hwif->autodma;
-}
-
-static void __devinit init_dma_aec62xx(ide_hwif_t *hwif, unsigned long dmabase)
-{
- struct pci_dev *dev = hwif->pci_dev;
+ hwif->dma_lost_irq = &aec62xx_dma_lost_irq;
if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
- u8 reg54h = 0;
- unsigned long flags;
-
spin_lock_irqsave(&ide_lock, flags);
- pci_read_config_byte(dev, 0x54, &reg54h);
- pci_write_config_byte(dev, 0x54, reg54h & ~(hwif->channel ? 0xF0 : 0x0F));
+ pci_read_config_byte (dev, 0x54, &reg54);
+ pci_write_config_byte(dev, 0x54, (reg54 & ~mask));
spin_unlock_irqrestore(&ide_lock, flags);
- } else {
- u8 ata66 = 0;
+ } else if (hwif->cbl != ATA_CBL_PATA40_SHORT) {
+ u8 ata66 = 0, mask = hwif->channel ? 0x02 : 0x01;
+
pci_read_config_byte(hwif->pci_dev, 0x49, &ata66);
- if (!(hwif->udma_four))
- hwif->udma_four = (ata66&(hwif->channel?0x02:0x01))?0:1;
+
+ hwif->cbl = (ata66 & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
}
- ide_setup_dma(hwif, dmabase, 8);
+ if (!noautodma)
+ hwif->autodma = 1;
+ hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma;
}
static int __devinit init_setup_aec62xx(struct pci_dev *dev, ide_pci_device_t *d)
@@ -291,16 +254,12 @@ static int __devinit init_setup_aec62xx(struct pci_dev *dev, ide_pci_device_t *d
static int __devinit init_setup_aec6x80(struct pci_dev *dev, ide_pci_device_t *d)
{
- unsigned long bar4reg = pci_resource_start(dev, 4);
-
- if (inb(bar4reg+2) & 0x10) {
- strcpy(d->name, "AEC6880");
- if (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R)
- strcpy(d->name, "AEC6880R");
- } else {
- strcpy(d->name, "AEC6280");
- if (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R)
- strcpy(d->name, "AEC6280R");
+ unsigned long dma_base = pci_resource_start(dev, 4);
+
+ if (inb(dma_base + 2) & 0x10) {
+ d->name = (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R) ?
+ "AEC6880R" : "AEC6880";
+ d->udma_mask = 0x7f; /* udma0-6 */
}
return ide_setup_pci_device(dev, d);
@@ -312,7 +271,6 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.init_setup = init_setup_aec62xx,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .init_dma = init_dma_aec62xx,
.channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
@@ -323,7 +281,6 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.init_setup = init_setup_aec62xx,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .init_dma = init_dma_aec62xx,
.channels = 2,
.autodma = NOAUTODMA,
.bootable = OFF_BOARD,
@@ -333,28 +290,25 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.init_setup = init_setup_aec62xx,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .init_dma = init_dma_aec62xx,
.channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = NEVER_BOARD,
.udma_mask = 0x1f, /* udma0-4 */
},{ /* 3 */
- .name = "AEC6X80",
+ .name = "AEC6280",
.init_setup = init_setup_aec6x80,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .init_dma = init_dma_aec62xx,
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.udma_mask = 0x3f, /* udma0-5 */
},{ /* 4 */
- .name = "AEC6X80R",
+ .name = "AEC6280R",
.init_setup = init_setup_aec6x80,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .init_dma = init_dma_aec62xx,
.channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
@@ -370,13 +324,16 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
*
* Called when the PCI registration layer (or the IDE initialization)
* finds a device matching our IDE device tables.
+ *
+ * NOTE: since we're going to modify the 'name' field for AEC-6[26]80[R]
+ * chips, pass a local copy of 'struct pci_device_id' down the call chain.
*/
static int __devinit aec62xx_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
- ide_pci_device_t *d = &aec62xx_chipsets[id->driver_data];
+ ide_pci_device_t d = aec62xx_chipsets[id->driver_data];
- return d->init_setup(dev, d);
+ return d.init_setup(dev, &d);
}
static struct pci_device_id aec62xx_pci_tbl[] = {
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index 27525ec2e19..8a6b27b3bcc 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/alim15x3.c Version 0.21 2007/02/03
+ * linux/drivers/ide/pci/alim15x3.c Version 0.25 Jun 9 2007
*
* Copyright (C) 1998-2000 Michel Aubry, Maintainer
* Copyright (C) 1998-2000 Andrzej Krzysztofowicz, Maintainer
@@ -10,6 +10,7 @@
* Copyright (C) 2002 Alan Cox <alan@redhat.com>
* ALi (now ULi M5228) support by Clear Zhang <Clear.Zhang@ali.com.tw>
* Copyright (C) 2007 MontaVista Software, Inc. <source@mvista.com>
+ * Copyright (C) 2007 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
*
* (U)DMA capable version of ali 1533/1543(C), 1535(D)
*
@@ -36,6 +37,7 @@
#include <linux/hdreg.h>
#include <linux/ide.h>
#include <linux/init.h>
+#include <linux/dmi.h>
#include <asm/io.h>
@@ -583,6 +585,35 @@ out:
return 0;
}
+/*
+ * Cable special cases
+ */
+
+static struct dmi_system_id cable_dmi_table[] = {
+ {
+ .ident = "HP Pavilion N5430",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_BOARD_NAME, "OmniBook N32N-736"),
+ },
+ },
+ { }
+};
+
+static int ali_cable_override(struct pci_dev *pdev)
+{
+ /* Fujitsu P2000 */
+ if (pdev->subsystem_vendor == 0x10CF &&
+ pdev->subsystem_device == 0x10AF)
+ return 1;
+
+ /* Systems by DMI */
+ if (dmi_check_system(cable_dmi_table))
+ return 1;
+
+ return 0;
+}
+
/**
* ata66_ali15x3 - check for UDMA 66 support
* @hwif: IDE interface
@@ -594,37 +625,31 @@ out:
* FIXME: frobs bits that are not defined on newer ALi devicea
*/
-static unsigned int __devinit ata66_ali15x3 (ide_hwif_t *hwif)
+static u8 __devinit ata66_ali15x3(ide_hwif_t *hwif)
{
struct pci_dev *dev = hwif->pci_dev;
- unsigned int ata66 = 0;
- u8 cable_80_pin[2] = { 0, 0 };
-
unsigned long flags;
- u8 tmpbyte;
+ u8 cbl = ATA_CBL_PATA40, tmpbyte;
local_irq_save(flags);
if (m5229_revision >= 0xC2) {
/*
- * Ultra66 cable detection (from Host View)
- * m5229, 0x4a, bit0: primary, bit1: secondary 80 pin
- */
- pci_read_config_byte(dev, 0x4a, &tmpbyte);
- /*
- * 0x4a, bit0 is 0 => primary channel
- * has 80-pin (from host view)
- */
- if (!(tmpbyte & 0x01)) cable_80_pin[0] = 1;
- /*
- * 0x4a, bit1 is 0 => secondary channel
- * has 80-pin (from host view)
- */
- if (!(tmpbyte & 0x02)) cable_80_pin[1] = 1;
- /*
- * Allow ata66 if cable of current channel has 80 pins
+ * m5229 80-pin cable detection (from Host View)
+ *
+ * 0x4a bit0 is 0 => primary channel has 80-pin
+ * 0x4a bit1 is 0 => secondary channel has 80-pin
+ *
+ * Certain laptops use short but suitable cables
+ * and don't implement the detect logic.
*/
- ata66 = (hwif->channel)?cable_80_pin[1]:cable_80_pin[0];
+ if (ali_cable_override(dev))
+ cbl = ATA_CBL_PATA40_SHORT;
+ else {
+ pci_read_config_byte(dev, 0x4a, &tmpbyte);
+ if ((tmpbyte & (1 << hwif->channel)) == 0)
+ cbl = ATA_CBL_PATA80;
+ }
} else {
/*
* check m1533, 0x5e, bit 1~4 == 1001 => & 00011110 = 00010010
@@ -657,7 +682,7 @@ static unsigned int __devinit ata66_ali15x3 (ide_hwif_t *hwif)
local_irq_restore(flags);
- return(ata66);
+ return cbl;
}
/**
@@ -708,8 +733,9 @@ static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif)
hwif->dma_setup = &ali15x3_dma_setup;
if (!noautodma)
hwif->autodma = 1;
- if (!(hwif->udma_four))
- hwif->udma_four = ata66_ali15x3(hwif);
+
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = ata66_ali15x3(hwif);
}
hwif->drives[0].autodma = hwif->autodma;
hwif->drives[1].autodma = hwif->autodma;
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c
index a2be65fcf89..84ed30cdb32 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/pci/amd74xx.c
@@ -1,10 +1,11 @@
/*
- * Version 2.16
+ * Version 2.20
*
* AMD 755/756/766/8111 and nVidia nForce/2/2s/3/3s/CK804/MCP04
* IDE driver for Linux.
*
* Copyright (c) 2000-2002 Vojtech Pavlik
+ * Copyright (c) 2007 Bartlomiej Zolnierkiewicz
*
* Based on the work of:
* Andre Hedrick
@@ -37,11 +38,6 @@
#define AMD_ADDRESS_SETUP (0x0c + amd_config->base)
#define AMD_UDMA_TIMING (0x10 + amd_config->base)
-#define AMD_UDMA 0x07
-#define AMD_UDMA_33 0x01
-#define AMD_UDMA_66 0x02
-#define AMD_UDMA_100 0x03
-#define AMD_UDMA_133 0x04
#define AMD_CHECK_SWDMA 0x08
#define AMD_BAD_SWDMA 0x10
#define AMD_BAD_FIFO 0x20
@@ -53,32 +49,33 @@
static struct amd_ide_chip {
unsigned short id;
- unsigned long base;
- unsigned char flags;
+ u8 base;
+ u8 udma_mask;
+ u8 flags;
} amd_ide_chips[] = {
- { PCI_DEVICE_ID_AMD_COBRA_7401, 0x40, AMD_UDMA_33 | AMD_BAD_SWDMA },
- { PCI_DEVICE_ID_AMD_VIPER_7409, 0x40, AMD_UDMA_66 | AMD_CHECK_SWDMA },
- { PCI_DEVICE_ID_AMD_VIPER_7411, 0x40, AMD_UDMA_100 | AMD_BAD_FIFO },
- { PCI_DEVICE_ID_AMD_OPUS_7441, 0x40, AMD_UDMA_100 },
- { PCI_DEVICE_ID_AMD_8111_IDE, 0x40, AMD_UDMA_133 | AMD_CHECK_SERENADE },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_IDE, 0x50, AMD_UDMA_100 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE2_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE2S_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE2S_SATA, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE3_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE3S_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA2, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE, 0x50, AMD_UDMA_133 },
- { PCI_DEVICE_ID_AMD_CS5536_IDE, 0x40, AMD_UDMA_100 },
+ { PCI_DEVICE_ID_AMD_COBRA_7401, 0x40, ATA_UDMA2, AMD_BAD_SWDMA },
+ { PCI_DEVICE_ID_AMD_VIPER_7409, 0x40, ATA_UDMA4, AMD_CHECK_SWDMA },
+ { PCI_DEVICE_ID_AMD_VIPER_7411, 0x40, ATA_UDMA5, AMD_BAD_FIFO },
+ { PCI_DEVICE_ID_AMD_OPUS_7441, 0x40, ATA_UDMA5, },
+ { PCI_DEVICE_ID_AMD_8111_IDE, 0x40, ATA_UDMA6, AMD_CHECK_SERENADE },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_IDE, 0x50, ATA_UDMA5, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE2_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE2S_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE2S_SATA, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE3_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE3S_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA2, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE, 0x50, ATA_UDMA6, },
+ { PCI_DEVICE_ID_AMD_CS5536_IDE, 0x40, ATA_UDMA5, },
{ 0 }
};
@@ -87,7 +84,7 @@ static ide_pci_device_t *amd_chipset;
static unsigned int amd_80w;
static unsigned int amd_clock;
-static char *amd_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA100", "UDMA133" };
+static char *amd_dma[] = { "16", "25", "33", "44", "66", "100", "133" };
static unsigned char amd_cyc2udma[] = { 6, 6, 5, 4, 0, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3, 7 };
/*
@@ -128,7 +125,7 @@ static int amd74xx_get_info(char *buffer, char **addr, off_t offset, int count)
pci_read_config_byte(dev, PCI_REVISION_ID, &t);
amd_print("Revision: IDE %#x", t);
- amd_print("Highest DMA rate: %s", amd_dma[amd_config->flags & AMD_UDMA]);
+ amd_print("Highest DMA rate: UDMA%s", amd_dma[fls(amd_config->udma_mask) - 1]);
amd_print("BM-DMA base: %#lx", amd_base);
amd_print("PCI clock: %d.%dMHz", amd_clock / 1000, amd_clock / 100 % 10);
@@ -221,12 +218,12 @@ static void amd_set_speed(struct pci_dev *dev, unsigned char dn, struct ide_timi
pci_write_config_byte(dev, AMD_DRIVE_TIMING + (3 - dn),
((FIT(timing->active, 1, 16) - 1) << 4) | (FIT(timing->recover, 1, 16) - 1));
- switch (amd_config->flags & AMD_UDMA) {
- case AMD_UDMA_33: t = timing->udma ? (0xc0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break;
- case AMD_UDMA_66: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 2, 10)]) : 0x03; break;
- case AMD_UDMA_100: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 10)]) : 0x03; break;
- case AMD_UDMA_133: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 15)]) : 0x03; break;
- default: return;
+ switch (amd_config->udma_mask) {
+ case ATA_UDMA2: t = timing->udma ? (0xc0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break;
+ case ATA_UDMA4: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 2, 10)]) : 0x03; break;
+ case ATA_UDMA5: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 10)]) : 0x03; break;
+ case ATA_UDMA6: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 15)]) : 0x03; break;
+ default: return;
}
pci_write_config_byte(dev, AMD_UDMA_TIMING + (3 - dn), t);
@@ -248,7 +245,7 @@ static int amd_set_drive(ide_drive_t *drive, u8 speed)
ide_config_drive_speed(drive, speed);
T = 1000000000 / amd_clock;
- UT = T / min_t(int, max_t(int, amd_config->flags & AMD_UDMA, 1), 2);
+ UT = (amd_config->udma_mask == ATA_UDMA2) ? T : (T / 2);
ide_timing_compute(drive, speed, &t, T, UT);
@@ -277,29 +274,19 @@ static int amd_set_drive(ide_drive_t *drive, u8 speed)
static void amd74xx_tune_drive(ide_drive_t *drive, u8 pio)
{
if (pio == 255) {
- amd_set_drive(drive, ide_find_best_mode(drive, XFER_PIO | XFER_EPIO));
+ amd_set_drive(drive, ide_find_best_pio_mode(drive));
return;
}
amd_set_drive(drive, XFER_PIO_0 + min_t(byte, pio, 5));
}
-/*
- * amd74xx_dmaproc() is a callback from upper layers that can do
- * a lot, but we use it for DMA/PIO tuning only, delegating everything
- * else to the default ide_dmaproc().
- */
-
static int amd74xx_ide_dma_check(ide_drive_t *drive)
{
- int w80 = HWIF(drive)->udma_four;
+ u8 speed = ide_max_dma_mode(drive);
- u8 speed = ide_find_best_mode(drive,
- XFER_PIO | XFER_EPIO | XFER_MWDMA | XFER_UDMA |
- ((amd_config->flags & AMD_BAD_SWDMA) ? 0 : XFER_SWDMA) |
- (w80 && (amd_config->flags & AMD_UDMA) >= AMD_UDMA_66 ? XFER_UDMA_66 : 0) |
- (w80 && (amd_config->flags & AMD_UDMA) >= AMD_UDMA_100 ? XFER_UDMA_100 : 0) |
- (w80 && (amd_config->flags & AMD_UDMA) >= AMD_UDMA_133 ? XFER_UDMA_133 : 0));
+ if (speed == 0)
+ speed = ide_find_best_pio_mode(drive);
amd_set_drive(drive, speed);
@@ -334,10 +321,10 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch
* Check 80-wire cable presence.
*/
- switch (amd_config->flags & AMD_UDMA) {
+ switch (amd_config->udma_mask) {
- case AMD_UDMA_133:
- case AMD_UDMA_100:
+ case ATA_UDMA6:
+ case ATA_UDMA5:
pci_read_config_byte(dev, AMD_CABLE_DETECT, &t);
pci_read_config_dword(dev, AMD_UDMA_TIMING, &u);
amd_80w = ((t & 0x3) ? 1 : 0) | ((t & 0xc) ? 2 : 0);
@@ -349,7 +336,7 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch
}
break;
- case AMD_UDMA_66:
+ case ATA_UDMA4:
/* no host side cable detection */
amd_80w = 0x03;
break;
@@ -370,7 +357,7 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch
if ((amd_config->flags & AMD_CHECK_SERENADE) &&
dev->subsystem_vendor == PCI_VENDOR_ID_AMD &&
dev->subsystem_device == PCI_DEVICE_ID_AMD_SERENADE)
- amd_config->flags = AMD_UDMA_100;
+ amd_config->udma_mask = ATA_UDMA5;
/*
* Determine the system bus clock.
@@ -395,8 +382,9 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch
*/
pci_read_config_byte(dev, PCI_REVISION_ID, &t);
- printk(KERN_INFO "%s: %s (rev %02x) %s controller\n",
- amd_chipset->name, pci_name(dev), t, amd_dma[amd_config->flags & AMD_UDMA]);
+ printk(KERN_INFO "%s: %s (rev %02x) UDMA%s controller\n",
+ amd_chipset->name, pci_name(dev), t,
+ amd_dma[fls(amd_config->udma_mask) - 1]);
/*
* Register /proc/ide/amd74xx entry
@@ -437,12 +425,19 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif)
return;
hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x7f;
- hwif->mwdma_mask = 0x07;
- hwif->swdma_mask = 0x07;
- if (!hwif->udma_four)
- hwif->udma_four = (amd_80w >> hwif->channel) & 1;
+ hwif->ultra_mask = amd_config->udma_mask;
+ hwif->mwdma_mask = 0x07;
+ if ((amd_config->flags & AMD_BAD_SWDMA) == 0)
+ hwif->swdma_mask = 0x07;
+
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT) {
+ if ((amd_80w >> hwif->channel) & 1)
+ hwif->cbl = ATA_CBL_PATA80;
+ else
+ hwif->cbl = ATA_CBL_PATA40;
+ }
+
hwif->ide_dma_check = &amd74xx_ide_dma_check;
if (!noautodma)
hwif->autodma = 1;
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index 8ab33faf6f7..2761510309b 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -264,10 +264,11 @@ static void __devinit init_hwif_atiixp(ide_hwif_t *hwif)
hwif->swdma_mask = 0x04;
pci_read_config_byte(pdev, ATIIXP_IDE_UDMA_MODE + ch, &udma_mode);
+
if ((udma_mode & 0x07) >= 0x04 || (udma_mode & 0x70) >= 0x40)
- hwif->udma_four = 1;
+ hwif->cbl = ATA_CBL_PATA80;
else
- hwif->udma_four = 0;
+ hwif->cbl = ATA_CBL_PATA40;
hwif->dma_host_on = &atiixp_dma_host_on;
hwif->dma_host_off = &atiixp_dma_host_off;
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index 7c57dc696f5..8631b6c8aa1 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/cmd64x.c Version 1.47 Mar 19, 2007
+ * linux/drivers/ide/pci/cmd64x.c Version 1.50 May 10, 2007
*
* cmd64x.c: Enable interrupts at initialization time on Ultra/PCI machines.
* Due to massive hardware bugs, UltraDMA is only supported
@@ -52,9 +52,6 @@
#define ARTTIM23_DIS_RA2 0x04
#define ARTTIM23_DIS_RA3 0x08
#define ARTTIM23_INTR_CH1 0x10
-#define ARTTIM2 0x57
-#define ARTTIM3 0x57
-#define DRWTIM23 0x58
#define DRWTIM2 0x58
#define BRST 0x59
#define DRWTIM3 0x5b
@@ -469,71 +466,43 @@ static int cmd646_1_ide_dma_end (ide_drive_t *drive)
static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev, const char *name)
{
- u32 class_rev = 0;
u8 mrdmode = 0;
- pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev);
- class_rev &= 0xff;
+ if (dev->device == PCI_DEVICE_ID_CMD_646) {
+ u8 rev = 0;
- switch(dev->device) {
- case PCI_DEVICE_ID_CMD_643:
- break;
- case PCI_DEVICE_ID_CMD_646:
- printk(KERN_INFO "%s: chipset revision 0x%02X, ", name, class_rev);
- switch(class_rev) {
- case 0x07:
- case 0x05:
- printk("UltraDMA Capable");
- break;
- case 0x03:
- printk("MultiWord DMA Force Limited");
- break;
- case 0x01:
- default:
- printk("MultiWord DMA Limited, IRQ workaround enabled");
- break;
- }
- printk("\n");
- break;
- case PCI_DEVICE_ID_CMD_648:
- case PCI_DEVICE_ID_CMD_649:
+ pci_read_config_byte(dev, PCI_REVISION_ID, &rev);
+
+ switch (rev) {
+ case 0x07:
+ case 0x05:
+ printk("%s: UltraDMA capable", name);
break;
+ case 0x03:
default:
+ printk("%s: MultiWord DMA force limited", name);
+ break;
+ case 0x01:
+ printk("%s: MultiWord DMA limited, "
+ "IRQ workaround enabled\n", name);
break;
+ }
}
/* Set a good latency timer and cache line size value. */
(void) pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
/* FIXME: pci_set_master() to ensure a good latency timer value */
- /* Setup interrupts. */
- (void) pci_read_config_byte(dev, MRDMODE, &mrdmode);
- mrdmode &= ~(0x30);
- (void) pci_write_config_byte(dev, MRDMODE, mrdmode);
-
- /* Use MEMORY READ LINE for reads.
- * NOTE: Although not mentioned in the PCI0646U specs,
- * these bits are write only and won't be read
- * back as set or not. The PCI0646U2 specs clarify
- * this point.
+ /*
+ * Enable interrupts, select MEMORY READ LINE for reads.
+ *
+ * NOTE: although not mentioned in the PCI0646U specs,
+ * bits 0-1 are write only and won't be read back as
+ * set or not -- PCI0646U2 specs clarify this point.
*/
- (void) pci_write_config_byte(dev, MRDMODE, mrdmode | 0x02);
-
- /* Set reasonable active/recovery/address-setup values. */
- (void) pci_write_config_byte(dev, ARTTIM0, 0x40);
- (void) pci_write_config_byte(dev, DRWTIM0, 0x3f);
- (void) pci_write_config_byte(dev, ARTTIM1, 0x40);
- (void) pci_write_config_byte(dev, DRWTIM1, 0x3f);
-#ifdef __i386__
- (void) pci_write_config_byte(dev, ARTTIM23, 0x1c);
-#else
- (void) pci_write_config_byte(dev, ARTTIM23, 0x5c);
-#endif
- (void) pci_write_config_byte(dev, DRWTIM23, 0x3f);
- (void) pci_write_config_byte(dev, DRWTIM3, 0x3f);
-#ifdef CONFIG_PPC
- (void) pci_write_config_byte(dev, UDIDETCR0, 0xf0);
-#endif /* CONFIG_PPC */
+ (void) pci_read_config_byte (dev, MRDMODE, &mrdmode);
+ mrdmode &= ~0x30;
+ (void) pci_write_config_byte(dev, MRDMODE, (mrdmode | 0x02));
#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
@@ -548,29 +517,27 @@ static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev, const cha
return 0;
}
-static unsigned int __devinit ata66_cmd64x(ide_hwif_t *hwif)
+static u8 __devinit ata66_cmd64x(ide_hwif_t *hwif)
{
- u8 ata66 = 0, mask = (hwif->channel) ? 0x02 : 0x01;
+ struct pci_dev *dev = hwif->pci_dev;
+ u8 bmidecsr = 0, mask = hwif->channel ? 0x02 : 0x01;
- switch(hwif->pci_dev->device) {
- case PCI_DEVICE_ID_CMD_643:
- case PCI_DEVICE_ID_CMD_646:
- return ata66;
- default:
- break;
+ switch (dev->device) {
+ case PCI_DEVICE_ID_CMD_648:
+ case PCI_DEVICE_ID_CMD_649:
+ pci_read_config_byte(dev, BMIDECSR, &bmidecsr);
+ return (bmidecsr & mask) ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
+ default:
+ return ATA_CBL_PATA40;
}
- pci_read_config_byte(hwif->pci_dev, BMIDECSR, &ata66);
- return (ata66 & mask) ? 1 : 0;
}
static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
{
struct pci_dev *dev = hwif->pci_dev;
- unsigned int class_rev;
+ u8 rev = 0;
- hwif->autodma = 0;
- pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev);
- class_rev &= 0xff;
+ pci_read_config_byte(dev, PCI_REVISION_ID, &rev);
hwif->tuneproc = &cmd64x_tune_drive;
hwif->speedproc = &cmd64x_tune_chipset;
@@ -580,8 +547,8 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
if (!hwif->dma_base)
return;
- hwif->atapi_dma = 1;
-
+ hwif->atapi_dma = 1;
+ hwif->mwdma_mask = 0x07;
hwif->ultra_mask = hwif->cds->udma_mask;
/*
@@ -596,16 +563,15 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
*
* So we only do UltraDMA on revision 0x05 and 0x07 chipsets.
*/
- if (dev->device == PCI_DEVICE_ID_CMD_646 && class_rev < 5)
+ if (dev->device == PCI_DEVICE_ID_CMD_646 && rev < 5)
hwif->ultra_mask = 0x00;
- hwif->mwdma_mask = 0x07;
-
hwif->ide_dma_check = &cmd64x_config_drive_for_dma;
- if (!(hwif->udma_four))
- hwif->udma_four = ata66_cmd64x(hwif);
- switch(dev->device) {
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = ata66_cmd64x(hwif);
+
+ switch (dev->device) {
case PCI_DEVICE_ID_CMD_648:
case PCI_DEVICE_ID_CMD_649:
alt_irq_bits:
@@ -614,10 +580,10 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
break;
case PCI_DEVICE_ID_CMD_646:
hwif->chipset = ide_cmd646;
- if (class_rev == 0x01) {
+ if (rev == 0x01) {
hwif->ide_dma_end = &cmd646_1_ide_dma_end;
break;
- } else if (class_rev >= 0x03)
+ } else if (rev >= 0x03)
goto alt_irq_bits;
/* fall thru */
default:
@@ -626,11 +592,9 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
break;
}
-
if (!noautodma)
hwif->autodma = 1;
- hwif->drives[0].autodma = hwif->autodma;
- hwif->drives[1].autodma = hwif->autodma;
+ hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma;
}
static int __devinit init_setup_cmd64x(struct pci_dev *dev, ide_pci_device_t *d)
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c
index 41925c47ef0..10f61f38243 100644
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/pci/cs5535.c
@@ -187,7 +187,8 @@ static u8 __devinit cs5535_cable_detect(struct pci_dev *dev)
/* if a 80 wire cable was detected */
pci_read_config_byte(dev, CS5535_CABLE_DETECT, &bit);
- return (bit & 1);
+
+ return (bit & 1) ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
}
/****
@@ -212,8 +213,7 @@ static void __devinit init_hwif_cs5535(ide_hwif_t *hwif)
hwif->ultra_mask = 0x1F;
hwif->mwdma_mask = 0x07;
-
- hwif->udma_four = cs5535_cable_detect(hwif->pci_dev);
+ hwif->cbl = cs5535_cable_detect(hwif->pci_dev);
if (!noautodma)
hwif->autodma = 1;
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index c33d0b0f11c..4b6bae8eee8 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/hpt366.c Version 1.06 Jun 27, 2007
+ * linux/drivers/ide/pci/hpt366.c Version 1.10 Jun 29, 2007
*
* Copyright (C) 1999-2003 Andre Hedrick <andre@linux-ide.org>
* Portions Copyright (C) 2001 Sun Microsystems, Inc.
@@ -77,7 +77,7 @@
* since they may tamper with its fields
* - prefix the driver startup messages with the real chip name
* - claim the extra 240 bytes of I/O space for all chips
- * - optimize the rate masking/filtering and the drive list lookup code
+ * - optimize the UltraDMA filtering and the drive list lookup code
* - use pci_get_slot() to get to the function 1 of HPT36x/374
* - cache offset of the channel's misc. control registers (MCRs) being used
* throughout the driver
@@ -99,9 +99,9 @@
* stop duplicating it for each channel by storing the pointer in the pci_dev
* structure: first, at the init_setup stage, point it to a static "template"
* with only the chip type and its specific base DPLL frequency, the highest
- * supported DMA mode, and the chip settings table pointer filled, then, at
- * the init_chipset stage, allocate per-chip instance and fill it with the
- * rest of the necessary information
+ * UltraDMA mode, and the chip settings table pointer filled, then, at the
+ * init_chipset stage, allocate per-chip instance and fill it with the rest
+ * of the necessary information
* - get rid of the constant thresholds in the HPT37x PCI clock detection code,
* switch to calculating PCI clock frequency based on the chip's base DPLL
* frequency
@@ -112,6 +112,7 @@
* also fixing the interchanged 25/40 MHz PCI clock cases for HPT36x chips;
* unify HPT36x/37x timing setup code and the speedproc handlers by joining
* the register setting lists into the table indexed by the clock selected
+ * - set the correct hwif->ultra_mask for each individual chip
* Sergei Shtylyov, <sshtylyov@ru.mvista.com> or <source@mvista.com>
*/
@@ -391,7 +392,7 @@ enum ata_clock {
struct hpt_info {
u8 chip_type; /* Chip type */
- u8 max_mode; /* Speeds allowed */
+ u8 max_ultra; /* Max. UltraDMA mode allowed */
u8 dpll_clk; /* DPLL clock in MHz */
u8 pci_clk; /* PCI clock in MHz */
u32 **settings; /* Chipset settings table */
@@ -430,77 +431,77 @@ static u32 *hpt37x_settings[NUM_ATA_CLOCKS] = {
static struct hpt_info hpt36x __devinitdata = {
.chip_type = HPT36x,
- .max_mode = (HPT366_ALLOW_ATA66_4 || HPT366_ALLOW_ATA66_3) ? 2 : 1,
+ .max_ultra = HPT366_ALLOW_ATA66_3 ? (HPT366_ALLOW_ATA66_4 ? 4 : 3) : 2,
.dpll_clk = 0, /* no DPLL */
.settings = hpt36x_settings
};
static struct hpt_info hpt370 __devinitdata = {
.chip_type = HPT370,
- .max_mode = HPT370_ALLOW_ATA100_5 ? 3 : 2,
+ .max_ultra = HPT370_ALLOW_ATA100_5 ? 5 : 4,
.dpll_clk = 48,
.settings = hpt37x_settings
};
static struct hpt_info hpt370a __devinitdata = {
.chip_type = HPT370A,
- .max_mode = HPT370_ALLOW_ATA100_5 ? 3 : 2,
+ .max_ultra = HPT370_ALLOW_ATA100_5 ? 5 : 4,
.dpll_clk = 48,
.settings = hpt37x_settings
};
static struct hpt_info hpt374 __devinitdata = {
.chip_type = HPT374,
- .max_mode = 3,
+ .max_ultra = 5,
.dpll_clk = 48,
.settings = hpt37x_settings
};
static struct hpt_info hpt372 __devinitdata = {
.chip_type = HPT372,
- .max_mode = HPT372_ALLOW_ATA133_6 ? 4 : 3,
+ .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5,
.dpll_clk = 55,
.settings = hpt37x_settings
};
static struct hpt_info hpt372a __devinitdata = {
.chip_type = HPT372A,
- .max_mode = HPT372_ALLOW_ATA133_6 ? 4 : 3,
+ .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5,
.dpll_clk = 66,
.settings = hpt37x_settings
};
static struct hpt_info hpt302 __devinitdata = {
.chip_type = HPT302,
- .max_mode = HPT302_ALLOW_ATA133_6 ? 4 : 3,
+ .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5,
.dpll_clk = 66,
.settings = hpt37x_settings
};
static struct hpt_info hpt371 __devinitdata = {
.chip_type = HPT371,
- .max_mode = HPT371_ALLOW_ATA133_6 ? 4 : 3,
+ .max_ultra = HPT371_ALLOW_ATA133_6 ? 6 : 5,
.dpll_clk = 66,
.settings = hpt37x_settings
};
static struct hpt_info hpt372n __devinitdata = {
.chip_type = HPT372N,
- .max_mode = HPT372_ALLOW_ATA133_6 ? 4 : 3,
+ .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5,
.dpll_clk = 77,
.settings = hpt37x_settings
};
static struct hpt_info hpt302n __devinitdata = {
.chip_type = HPT302N,
- .max_mode = HPT302_ALLOW_ATA133_6 ? 4 : 3,
+ .max_ultra = HPT302_ALLOW_ATA133_6 ? 6 : 5,
.dpll_clk = 77,
.settings = hpt37x_settings
};
static struct hpt_info hpt371n __devinitdata = {
.chip_type = HPT371N,
- .max_mode = HPT371_ALLOW_ATA133_6 ? 4 : 3,
+ .max_ultra = HPT371_ALLOW_ATA133_6 ? 6 : 5,
.dpll_clk = 77,
.settings = hpt37x_settings
};
@@ -523,53 +524,38 @@ static int check_in_drive_list(ide_drive_t *drive, const char **list)
static u8 hpt3xx_udma_filter(ide_drive_t *drive)
{
struct hpt_info *info = pci_get_drvdata(HWIF(drive)->pci_dev);
- u8 chip_type = info->chip_type;
- u8 mode = info->max_mode;
u8 mask;
- switch (mode) {
- case 0x04:
- mask = 0x7f;
- break;
- case 0x03:
+ switch (info->chip_type) {
+ case HPT370A:
+ if (!HPT370_ALLOW_ATA100_5 ||
+ check_in_drive_list(drive, bad_ata100_5))
+ return 0x1f;
+ else
+ return 0x3f;
+ case HPT370:
+ if (!HPT370_ALLOW_ATA100_5 ||
+ check_in_drive_list(drive, bad_ata100_5))
+ mask = 0x1f;
+ else
mask = 0x3f;
- if (chip_type >= HPT374)
- break;
- if (!check_in_drive_list(drive, bad_ata100_5))
- goto check_bad_ata33;
- /* fall thru */
- case 0x02:
+ break;
+ case HPT36x:
+ if (!HPT366_ALLOW_ATA66_4 ||
+ check_in_drive_list(drive, bad_ata66_4))
+ mask = 0x0f;
+ else
mask = 0x1f;
- /*
- * CHECK ME, Does this need to be changed to HPT374 ??
- */
- if (chip_type >= HPT370)
- goto check_bad_ata33;
- if (HPT366_ALLOW_ATA66_4 &&
- !check_in_drive_list(drive, bad_ata66_4))
- goto check_bad_ata33;
-
- mask = 0x0f;
- if (HPT366_ALLOW_ATA66_3 &&
- !check_in_drive_list(drive, bad_ata66_3))
- goto check_bad_ata33;
- /* fall thru */
- case 0x01:
+ if (!HPT366_ALLOW_ATA66_3 ||
+ check_in_drive_list(drive, bad_ata66_3))
mask = 0x07;
-
- check_bad_ata33:
- if (chip_type >= HPT370A)
- break;
- if (!check_in_drive_list(drive, bad_ata33))
- break;
- /* fall thru */
- case 0x00:
- default:
- mask = 0x00;
- break;
+ break;
+ default:
+ return 0x7f;
}
- return mask;
+
+ return check_in_drive_list(drive, bad_ata33) ? 0x00 : mask;
}
static u32 get_speed_setting(u8 speed, struct hpt_info *info)
@@ -737,7 +723,7 @@ static int hpt366_config_drive_xfer_rate(ide_drive_t *drive)
* This is specific to the HPT366 UDMA chipset
* by HighPoint|Triones Technologies, Inc.
*/
-static int hpt366_ide_dma_lostirq(ide_drive_t *drive)
+static void hpt366_dma_lost_irq(ide_drive_t *drive)
{
struct pci_dev *dev = HWIF(drive)->pci_dev;
u8 mcr1 = 0, mcr3 = 0, scr1 = 0;
@@ -749,7 +735,7 @@ static int hpt366_ide_dma_lostirq(ide_drive_t *drive)
drive->name, __FUNCTION__, mcr1, mcr3, scr1);
if (scr1 & 0x10)
pci_write_config_byte(dev, 0x5a, scr1 & ~0x10);
- return __ide_dma_lostirq(drive);
+ ide_dma_lost_irq(drive);
}
static void hpt370_clear_engine(ide_drive_t *drive)
@@ -799,10 +785,10 @@ static int hpt370_ide_dma_end(ide_drive_t *drive)
return __ide_dma_end(drive);
}
-static int hpt370_ide_dma_timeout(ide_drive_t *drive)
+static void hpt370_dma_timeout(ide_drive_t *drive)
{
hpt370_irq_timeout(drive);
- return __ide_dma_timeout(drive);
+ ide_dma_timeout(drive);
}
/* returns 1 if DMA IRQ issued, 0 otherwise */
@@ -1150,7 +1136,7 @@ static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const cha
* Select 66 MHz DPLL clock only if UltraATA/133 mode is
* supported/enabled, use 50 MHz DPLL clock otherwise...
*/
- if (info->max_mode == 0x04) {
+ if (info->max_ultra == 6) {
dpll_clk = 66;
clock = ATA_CLOCK_66MHZ;
} else if (dpll_clk) { /* HPT36x chips don't have DPLL */
@@ -1243,7 +1229,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
struct pci_dev *dev = hwif->pci_dev;
struct hpt_info *info = pci_get_drvdata(dev);
int serialize = HPT_SERIALIZE_IO;
- u8 scr1 = 0, ata66 = (hwif->channel) ? 0x01 : 0x02;
+ u8 scr1 = 0, ata66 = hwif->channel ? 0x01 : 0x02;
u8 chip_type = info->chip_type;
u8 new_mcr, old_mcr = 0;
@@ -1256,7 +1242,9 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
hwif->intrproc = &hpt3xx_intrproc;
hwif->maskproc = &hpt3xx_maskproc;
hwif->busproc = &hpt3xx_busproc;
- hwif->udma_filter = &hpt3xx_udma_filter;
+
+ if (chip_type <= HPT370A)
+ hwif->udma_filter = &hpt3xx_udma_filter;
/*
* HPT3xxN chips have some complications:
@@ -1305,7 +1293,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
return;
}
- hwif->ultra_mask = 0x7f;
+ hwif->ultra_mask = hwif->cds->udma_mask;
hwif->mwdma_mask = 0x07;
/*
@@ -1342,8 +1330,8 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
} else
pci_read_config_byte (dev, 0x5a, &scr1);
- if (!hwif->udma_four)
- hwif->udma_four = (scr1 & ata66) ? 0 : 1;
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = (scr1 & ata66) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
hwif->ide_dma_check = &hpt366_config_drive_xfer_rate;
@@ -1353,9 +1341,9 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
} else if (chip_type >= HPT370) {
hwif->dma_start = &hpt370_ide_dma_start;
hwif->ide_dma_end = &hpt370_ide_dma_end;
- hwif->ide_dma_timeout = &hpt370_ide_dma_timeout;
+ hwif->dma_timeout = &hpt370_dma_timeout;
} else
- hwif->ide_dma_lostirq = &hpt366_ide_dma_lostirq;
+ hwif->dma_lost_irq = &hpt366_dma_lost_irq;
if (!noautodma)
hwif->autodma = 1;
@@ -1503,9 +1491,35 @@ static int __devinit init_setup_hpt366(struct pci_dev *dev, ide_pci_device_t *d)
pci_read_config_byte(dev, PCI_REVISION_ID, &rev);
- if (rev > 6)
+ switch (rev) {
+ case 0:
+ case 1:
+ case 2:
+ /*
+ * HPT36x chips have one channel per function and have
+ * both channel enable bits located differently and visible
+ * to both functions -- really stupid design decision... :-(
+ * Bit 4 is for the primary channel, bit 5 for the secondary.
+ */
+ d->channels = 1;
+ d->enablebits[0].mask = d->enablebits[0].val = 0x10;
+
+ d->udma_mask = HPT366_ALLOW_ATA66_3 ?
+ (HPT366_ALLOW_ATA66_4 ? 0x1f : 0x0f) : 0x07;
+ break;
+ case 3:
+ case 4:
+ d->udma_mask = HPT370_ALLOW_ATA100_5 ? 0x3f : 0x1f;
+ break;
+ default:
rev = 6;
-
+ /* fall thru */
+ case 5:
+ case 6:
+ d->udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f;
+ break;
+ }
+
d->name = chipset_names[rev];
pci_set_drvdata(dev, info[rev]);
@@ -1513,15 +1527,6 @@ static int __devinit init_setup_hpt366(struct pci_dev *dev, ide_pci_device_t *d)
if (rev > 2)
goto init_single;
- /*
- * HPT36x chips have one channel per function and have
- * both channel enable bits located differently and visible
- * to both functions -- really stupid design decision... :-(
- * Bit 4 is for the primary channel, bit 5 for the secondary.
- */
- d->channels = 1;
- d->enablebits[0].mask = d->enablebits[0].val = 0x10;
-
if ((dev2 = pci_get_slot(dev->bus, dev->devfn + 1)) != NULL) {
u8 mcr1 = 0, pin1 = 0, pin2 = 0;
int ret;
@@ -1573,6 +1578,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
+ .udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
.extra = 240
},{ /* 2 */
@@ -1584,6 +1590,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
+ .udma_mask = HPT302_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
.extra = 240
},{ /* 3 */
@@ -1595,6 +1602,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
+ .udma_mask = HPT371_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
.extra = 240
},{ /* 4 */
@@ -1606,6 +1614,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = {
.channels = 2, /* 4 */
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
+ .udma_mask = 0x3f,
.bootable = OFF_BOARD,
.extra = 240
},{ /* 5 */
@@ -1617,6 +1626,7 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = {
.channels = 2, /* 4 */
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
+ .udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
.extra = 240
}
diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c
index c04a02687b9..ff48c23e571 100644
--- a/drivers/ide/pci/it8213.c
+++ b/drivers/ide/pci/it8213.c
@@ -231,7 +231,7 @@ static int it8213_config_drive_for_dma (ide_drive_t *drive)
static void __devinit init_hwif_it8213(ide_hwif_t *hwif)
{
- u8 reg42h = 0, ata66 = 0;
+ u8 reg42h = 0;
hwif->speedproc = &it8213_tune_chipset;
hwif->tuneproc = &it8213_tuneproc;
@@ -250,11 +250,11 @@ static void __devinit init_hwif_it8213(ide_hwif_t *hwif)
hwif->swdma_mask = 0x04;
pci_read_config_byte(hwif->pci_dev, 0x42, &reg42h);
- ata66 = (reg42h & 0x02) ? 0 : 1;
hwif->ide_dma_check = &it8213_config_drive_for_dma;
- if (!(hwif->udma_four))
- hwif->udma_four = ata66;
+
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = (reg42h & 0x02) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
/*
* The BIOS often doesn't set up DMA on this controller
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 3aeb7f1b791..8197b653ba1 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -491,10 +491,10 @@ static int it821x_config_drive_for_dma (ide_drive_t *drive)
* the needed logic onboard.
*/
-static unsigned int __devinit ata66_it821x(ide_hwif_t *hwif)
+static u8 __devinit ata66_it821x(ide_hwif_t *hwif)
{
/* The reference driver also only does disk side */
- return 1;
+ return ATA_CBL_PATA80;
}
/**
@@ -662,8 +662,9 @@ static void __devinit init_hwif_it821x(ide_hwif_t *hwif)
hwif->mwdma_mask = 0x07;
hwif->ide_dma_check = &it821x_config_drive_for_dma;
- if (!(hwif->udma_four))
- hwif->udma_four = ata66_it821x(hwif);
+
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = ata66_it821x(hwif);
/*
* The BIOS often doesn't set up DMA on this controller
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c
index 76ed2514722..a6008f63e71 100644
--- a/drivers/ide/pci/jmicron.c
+++ b/drivers/ide/pci/jmicron.c
@@ -25,10 +25,10 @@ typedef enum {
* ata66_jmicron - Cable check
* @hwif: IDE port
*
- * Return 1 if the cable is 80pin
+ * Returns the cable type.
*/
-static int __devinit ata66_jmicron(ide_hwif_t *hwif)
+static u8 __devinit ata66_jmicron(ide_hwif_t *hwif)
{
struct pci_dev *pdev = hwif->pci_dev;
@@ -70,16 +70,17 @@ static int __devinit ata66_jmicron(ide_hwif_t *hwif)
{
case PORT_PATA0:
if (control & (1 << 3)) /* 40/80 pin primary */
- return 0;
- return 1;
+ return ATA_CBL_PATA40;
+ return ATA_CBL_PATA80;
case PORT_PATA1:
if (control5 & (1 << 19)) /* 40/80 pin secondary */
- return 0;
- return 1;
+ return ATA_CBL_PATA40;
+ return ATA_CBL_PATA80;
case PORT_SATA:
break;
}
- return 1; /* Avoid bogus "control reaches end of non-void function" */
+ /* Avoid bogus "control reaches end of non-void function" */
+ return ATA_CBL_PATA80;
}
static void jmicron_tuneproc (ide_drive_t *drive, byte mode_wanted)
@@ -159,8 +160,9 @@ static void __devinit init_hwif_jmicron(ide_hwif_t *hwif)
hwif->mwdma_mask = 0x07;
hwif->ide_dma_check = &jmicron_config_drive_for_dma;
- if (!(hwif->udma_four))
- hwif->udma_four = ata66_jmicron(hwif);
+
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = ata66_jmicron(hwif);
hwif->autodma = 1;
hwif->drives[0].autodma = hwif->autodma;
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index 0765dce6948..ee5020df005 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -225,7 +225,10 @@ static void pdcnew_tune_drive(ide_drive_t *drive, u8 pio)
static u8 pdcnew_cable_detect(ide_hwif_t *hwif)
{
- return get_indexed_reg(hwif, 0x0b) & 0x04;
+ if (get_indexed_reg(hwif, 0x0b) & 0x04)
+ return ATA_CBL_PATA40;
+ else
+ return ATA_CBL_PATA80;
}
static int pdcnew_config_drive_xfer_rate(ide_drive_t *drive)
@@ -509,8 +512,8 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif)
hwif->ide_dma_check = &pdcnew_config_drive_xfer_rate;
- if (!hwif->udma_four)
- hwif->udma_four = pdcnew_cable_detect(hwif) ? 0 : 1;
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = pdcnew_cable_detect(hwif);
if (!noautodma)
hwif->autodma = 1;
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index 23844687dee..41ac4a94959 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -152,8 +152,10 @@ static void pdc202xx_tune_drive(ide_drive_t *drive, u8 pio)
static u8 pdc202xx_old_cable_detect (ide_hwif_t *hwif)
{
u16 CIS = 0, mask = (hwif->channel) ? (1<<11) : (1<<10);
+
pci_read_config_word(hwif->pci_dev, 0x50, &CIS);
- return (CIS & mask) ? 1 : 0;
+
+ return (CIS & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
}
/*
@@ -267,18 +269,24 @@ somebody_else:
return (dma_stat & 4) == 4; /* return 1 if INTR asserted */
}
-static int pdc202xx_ide_dma_lostirq(ide_drive_t *drive)
+static void pdc202xx_dma_lost_irq(ide_drive_t *drive)
{
- if (HWIF(drive)->resetproc != NULL)
- HWIF(drive)->resetproc(drive);
- return __ide_dma_lostirq(drive);
+ ide_hwif_t *hwif = HWIF(drive);
+
+ if (hwif->resetproc != NULL)
+ hwif->resetproc(drive);
+
+ ide_dma_lost_irq(drive);
}
-static int pdc202xx_ide_dma_timeout(ide_drive_t *drive)
+static void pdc202xx_dma_timeout(ide_drive_t *drive)
{
- if (HWIF(drive)->resetproc != NULL)
- HWIF(drive)->resetproc(drive);
- return __ide_dma_timeout(drive);
+ ide_hwif_t *hwif = HWIF(drive);
+
+ if (hwif->resetproc != NULL)
+ hwif->resetproc(drive);
+
+ ide_dma_timeout(drive);
}
static void pdc202xx_reset_host (ide_hwif_t *hwif)
@@ -347,12 +355,13 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
hwif->err_stops_fifo = 1;
hwif->ide_dma_check = &pdc202xx_config_drive_xfer_rate;
- hwif->ide_dma_lostirq = &pdc202xx_ide_dma_lostirq;
- hwif->ide_dma_timeout = &pdc202xx_ide_dma_timeout;
+ hwif->dma_lost_irq = &pdc202xx_dma_lost_irq;
+ hwif->dma_timeout = &pdc202xx_dma_timeout;
if (hwif->pci_dev->device != PCI_DEVICE_ID_PROMISE_20246) {
- if (!(hwif->udma_four))
- hwif->udma_four = (pdc202xx_old_cable_detect(hwif)) ? 0 : 1;
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = pdc202xx_old_cable_detect(hwif);
+
hwif->dma_start = &pdc202xx_old_ide_dma_start;
hwif->ide_dma_end = &pdc202xx_old_ide_dma_end;
}
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index 8b219dd6302..2e0b29ef596 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/piix.c Version 0.47 February 8, 2007
+ * linux/drivers/ide/pci/piix.c Version 0.50 Jun 10, 2007
*
* Copyright (C) 1998-1999 Andrzej Krzysztofowicz, Author and Maintainer
* Copyright (C) 1998-2000 Andre Hedrick <andre@linux-ide.org>
@@ -394,14 +394,45 @@ static void piix_dma_clear_irq(ide_drive_t *drive)
hwif->OUTB(dma_stat, hwif->dma_status);
}
-static int __devinit piix_cable_detect(ide_hwif_t *hwif)
+struct ich_laptop {
+ u16 device;
+ u16 subvendor;
+ u16 subdevice;
+};
+
+/*
+ * List of laptops that use short cables rather than 80 wire
+ */
+
+static const struct ich_laptop ich_laptop[] = {
+ /* devid, subvendor, subdev */
+ { 0x27DF, 0x0005, 0x0280 }, /* ICH7 on Acer 5602WLMi */
+ { 0x27DF, 0x1025, 0x0110 }, /* ICH7 on Acer 3682WLMi */
+ { 0x27DF, 0x1043, 0x1267 }, /* ICH7 on Asus W5F */
+ { 0x24CA, 0x1025, 0x0061 }, /* ICH4 on Acer Aspire 2023WLMi */
+ /* end marker */
+ { 0, }
+};
+
+static u8 __devinit piix_cable_detect(ide_hwif_t *hwif)
{
- struct pci_dev *dev = hwif->pci_dev;
+ struct pci_dev *pdev = hwif->pci_dev;
+ const struct ich_laptop *lap = &ich_laptop[0];
u8 reg54h = 0, mask = hwif->channel ? 0xc0 : 0x30;
- pci_read_config_byte(dev, 0x54, &reg54h);
+ /* check for specials */
+ while (lap->device) {
+ if (lap->device == pdev->device &&
+ lap->subvendor == pdev->subsystem_vendor &&
+ lap->subdevice == pdev->subsystem_device) {
+ return ATA_CBL_PATA40_SHORT;
+ }
+ lap++;
+ }
+
+ pci_read_config_byte(pdev, 0x54, &reg54h);
- return (reg54h & mask) ? 1 : 0;
+ return (reg54h & mask) ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
}
/**
@@ -444,8 +475,8 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif)
hwif->swdma_mask = 0x04;
if (hwif->ultra_mask & 0x78) {
- if (!hwif->udma_four)
- hwif->udma_four = piix_cable_detect(hwif);
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = piix_cable_detect(hwif);
}
if (no_piix_dma)
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 55bc0a32e34..7b87488e3da 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -716,7 +716,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
hwif->atapi_dma = 1;
/* we support 80c cable only. */
- hwif->udma_four = 1;
+ hwif->cbl = ATA_CBL_PATA80;
hwif->autodma = 0;
if (!noautodma)
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index d9c4fd1ae99..1371b5bf6bf 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/serverworks.c Version 0.11 Jun 2 2007
+ * linux/drivers/ide/pci/serverworks.c Version 0.20 Jun 3 2007
*
* Copyright (C) 1998-2000 Michel Aubry
* Copyright (C) 1998-2000 Andrzej Krzysztofowicz
@@ -151,84 +151,11 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed)
if(dev->device == PCI_DEVICE_ID_SERVERWORKS_OSB4 &&
drive->media == ide_disk && speed >= XFER_UDMA_0)
BUG();
-
- pci_read_config_byte(dev, drive_pci[drive->dn], &pio_timing);
- pci_read_config_byte(dev, drive_pci2[drive->dn], &dma_timing);
+
pci_read_config_byte(dev, (0x56|hwif->channel), &ultra_timing);
pci_read_config_word(dev, 0x4A, &csb5_pio);
pci_read_config_byte(dev, 0x54, &ultra_enable);
- /* If we are in RAID mode (eg AMI MegaIDE) then we can't it
- turns out trust the firmware configuration */
-
- if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE)
- goto oem_setup_failed;
-
- /* Per Specified Design by OEM, and ASIC Architect */
- if ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE) ||
- (dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2)) {
- if (!drive->init_speed) {
- u8 dma_stat = inb(hwif->dma_status);
-
- if (((ultra_enable << (7-drive->dn) & 0x80) == 0x80) &&
- ((dma_stat & (1<<(5+unit))) == (1<<(5+unit)))) {
- drive->current_speed = drive->init_speed = XFER_UDMA_0 + udma_modes[(ultra_timing >> (4*unit)) & ~(0xF0)];
- return 0;
- } else if ((dma_timing) &&
- ((dma_stat&(1<<(5+unit)))==(1<<(5+unit)))) {
- u8 dmaspeed;
-
- switch (dma_timing & 0x77) {
- case 0x20:
- dmaspeed = XFER_MW_DMA_2;
- break;
- case 0x21:
- dmaspeed = XFER_MW_DMA_1;
- break;
- case 0x77:
- dmaspeed = XFER_MW_DMA_0;
- break;
- default:
- goto dma_pio;
- }
-
- drive->current_speed = drive->init_speed = dmaspeed;
- return 0;
- }
-dma_pio:
- if (pio_timing) {
- u8 piospeed;
-
- switch (pio_timing & 0x7f) {
- case 0x20:
- piospeed = XFER_PIO_4;
- break;
- case 0x22:
- piospeed = XFER_PIO_3;
- break;
- case 0x34:
- piospeed = XFER_PIO_2;
- break;
- case 0x47:
- piospeed = XFER_PIO_1;
- break;
- case 0x5d:
- piospeed = XFER_PIO_0;
- break;
- default:
- goto oem_setup_failed;
- }
-
- drive->current_speed = drive->init_speed = piospeed;
- return 0;
- }
- }
- }
-
-oem_setup_failed:
-
- pio_timing = 0;
- dma_timing = 0;
ultra_timing &= ~(0x0F << (4*unit));
ultra_enable &= ~(0x01 << drive->dn);
csb5_pio &= ~(0x0F << (4*drive->dn));
@@ -402,9 +329,9 @@ static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const cha
return dev->irq;
}
-static unsigned int __devinit ata66_svwks_svwks (ide_hwif_t *hwif)
+static u8 __devinit ata66_svwks_svwks(ide_hwif_t *hwif)
{
- return 1;
+ return ATA_CBL_PATA80;
}
/* On Dell PowerEdge servers with a CSB5/CSB6, the top two bits
@@ -414,7 +341,7 @@ static unsigned int __devinit ata66_svwks_svwks (ide_hwif_t *hwif)
* Bit 14 clear = primary IDE channel does not have 80-pin cable.
* Bit 14 set = primary IDE channel has 80-pin cable.
*/
-static unsigned int __devinit ata66_svwks_dell (ide_hwif_t *hwif)
+static u8 __devinit ata66_svwks_dell(ide_hwif_t *hwif)
{
struct pci_dev *dev = hwif->pci_dev;
if (dev->subsystem_vendor == PCI_VENDOR_ID_DELL &&
@@ -422,8 +349,8 @@ static unsigned int __devinit ata66_svwks_dell (ide_hwif_t *hwif)
(dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE ||
dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE))
return ((1 << (hwif->channel + 14)) &
- dev->subsystem_device) ? 1 : 0;
- return 0;
+ dev->subsystem_device) ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
+ return ATA_CBL_PATA40;
}
/* Sun Cobalt Alpine hardware avoids the 80-pin cable
@@ -432,18 +359,18 @@ static unsigned int __devinit ata66_svwks_dell (ide_hwif_t *hwif)
*
* WARNING: this only works on Alpine hardware!
*/
-static unsigned int __devinit ata66_svwks_cobalt (ide_hwif_t *hwif)
+static u8 __devinit ata66_svwks_cobalt(ide_hwif_t *hwif)
{
struct pci_dev *dev = hwif->pci_dev;
if (dev->subsystem_vendor == PCI_VENDOR_ID_SUN &&
dev->vendor == PCI_VENDOR_ID_SERVERWORKS &&
dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE)
return ((1 << (hwif->channel + 14)) &
- dev->subsystem_device) ? 1 : 0;
- return 0;
+ dev->subsystem_device) ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
+ return ATA_CBL_PATA40;
}
-static unsigned int __devinit ata66_svwks (ide_hwif_t *hwif)
+static u8 __devinit ata66_svwks(ide_hwif_t *hwif)
{
struct pci_dev *dev = hwif->pci_dev;
@@ -462,9 +389,9 @@ static unsigned int __devinit ata66_svwks (ide_hwif_t *hwif)
/* Per Specified Design by OEM, and ASIC Architect */
if ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE) ||
(dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2))
- return 1;
+ return ATA_CBL_PATA80;
- return 0;
+ return ATA_CBL_PATA40;
}
static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
@@ -495,8 +422,8 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
hwif->ide_dma_check = &svwks_config_drive_xfer_rate;
if (hwif->pci_dev->device != PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) {
- if (!hwif->udma_four)
- hwif->udma_four = ata66_svwks(hwif);
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = ata66_svwks(hwif);
}
if (!noautodma)
hwif->autodma = 1;
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index d3185e29a38..d396b2929ed 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -316,14 +316,6 @@ static void sgiioc4_dma_host_off(ide_drive_t * drive)
sgiioc4_clearirq(drive);
}
-static int
-sgiioc4_ide_dma_lostirq(ide_drive_t * drive)
-{
- HWIF(drive)->resetproc(drive);
-
- return __ide_dma_lostirq(drive);
-}
-
static void
sgiioc4_resetproc(ide_drive_t * drive)
{
@@ -331,6 +323,14 @@ sgiioc4_resetproc(ide_drive_t * drive)
sgiioc4_clearirq(drive);
}
+static void
+sgiioc4_dma_lost_irq(ide_drive_t * drive)
+{
+ sgiioc4_resetproc(drive);
+
+ ide_dma_lost_irq(drive);
+}
+
static u8
sgiioc4_INB(unsigned long port)
{
@@ -607,8 +607,8 @@ ide_init_sgiioc4(ide_hwif_t * hwif)
hwif->ide_dma_test_irq = &sgiioc4_ide_dma_test_irq;
hwif->dma_host_on = &sgiioc4_dma_host_on;
hwif->dma_host_off = &sgiioc4_dma_host_off;
- hwif->ide_dma_lostirq = &sgiioc4_ide_dma_lostirq;
- hwif->ide_dma_timeout = &__ide_dma_timeout;
+ hwif->dma_lost_irq = &sgiioc4_dma_lost_irq;
+ hwif->dma_timeout = &ide_dma_timeout;
hwif->INB = &sgiioc4_INB;
}
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 1a4444e7226..1c3e3548789 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -933,16 +933,17 @@ static void __devinit init_iops_siimage(ide_hwif_t *hwif)
* interface.
*/
-static unsigned int __devinit ata66_siimage(ide_hwif_t *hwif)
+static u8 __devinit ata66_siimage(ide_hwif_t *hwif)
{
unsigned long addr = siimage_selreg(hwif, 0);
- if (pci_get_drvdata(hwif->pci_dev) == NULL) {
- u8 ata66 = 0;
+ u8 ata66 = 0;
+
+ if (pci_get_drvdata(hwif->pci_dev) == NULL)
pci_read_config_byte(hwif->pci_dev, addr, &ata66);
- return (ata66 & 0x01) ? 1 : 0;
- }
+ else
+ ata66 = hwif->INB(addr);
- return (hwif->INB(addr) & 0x01) ? 1 : 0;
+ return (ata66 & 0x01) ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
}
/**
@@ -988,8 +989,9 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
hwif->atapi_dma = 1;
hwif->ide_dma_check = &siimage_config_drive_for_dma;
- if (!(hwif->udma_four))
- hwif->udma_four = ata66_siimage(hwif);
+
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = ata66_siimage(hwif);
if (hwif->mmio) {
hwif->ide_dma_test_irq = &siimage_mmio_ide_dma_test_irq;
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c
index ec0adad9ef6..f875183ac8d 100644
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/pci/sis5513.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/sis5513.c Version 0.20 Mar 4, 2007
+ * linux/drivers/ide/pci/sis5513.c Version 0.25 Jun 10, 2007
*
* Copyright (C) 1999-2000 Andre Hedrick <andre@linux-ide.org>
* Copyright (C) 2002 Lionel Bouton <Lionel.Bouton@inet6.fr>, Maintainer
@@ -796,10 +796,33 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c
return 0;
}
-static unsigned int __devinit ata66_sis5513 (ide_hwif_t *hwif)
+struct sis_laptop {
+ u16 device;
+ u16 subvendor;
+ u16 subdevice;
+};
+
+static const struct sis_laptop sis_laptop[] = {
+ /* devid, subvendor, subdev */
+ { 0x5513, 0x1043, 0x1107 }, /* ASUS A6K */
+ /* end marker */
+ { 0, }
+};
+
+static u8 __devinit ata66_sis5513(ide_hwif_t *hwif)
{
+ struct pci_dev *pdev = hwif->pci_dev;
+ const struct sis_laptop *lap = &sis_laptop[0];
u8 ata66 = 0;
+ while (lap->device) {
+ if (lap->device == pdev->device &&
+ lap->subvendor == pdev->subsystem_vendor &&
+ lap->subdevice == pdev->subsystem_device)
+ return ATA_CBL_PATA40_SHORT;
+ lap++;
+ }
+
if (chipset_family >= ATA_133) {
u16 regw = 0;
u16 reg_addr = hwif->channel ? 0x52: 0x50;
@@ -811,7 +834,8 @@ static unsigned int __devinit ata66_sis5513 (ide_hwif_t *hwif)
pci_read_config_byte(hwif->pci_dev, 0x48, &reg48h);
ata66 = (reg48h & mask) ? 0 : 1;
}
- return ata66;
+
+ return ata66 ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
}
static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
@@ -841,8 +865,8 @@ static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
if (!chipset_family)
return;
- if (!(hwif->udma_four))
- hwif->udma_four = ata66_sis5513(hwif);
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = ata66_sis5513(hwif);
if (chipset_family > ATA_16) {
hwif->ide_dma_check = &sis5513_config_xfer_rate;
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c
index 7c383d9cc47..487879842af 100644
--- a/drivers/ide/pci/sl82c105.c
+++ b/drivers/ide/pci/sl82c105.c
@@ -195,7 +195,7 @@ static inline void sl82c105_reset_host(struct pci_dev *dev)
* This function is called when the IDE timer expires, the drive
* indicates that it is READY, and we were waiting for DMA to complete.
*/
-static int sl82c105_ide_dma_lostirq(ide_drive_t *drive)
+static void sl82c105_dma_lost_irq(ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
@@ -222,9 +222,6 @@ static int sl82c105_ide_dma_lostirq(ide_drive_t *drive)
}
sl82c105_reset_host(dev);
-
- /* __ide_dma_lostirq would return 1, so we do as well */
- return 1;
}
/*
@@ -244,15 +241,12 @@ static void sl82c105_dma_start(ide_drive_t *drive)
ide_dma_start(drive);
}
-static int sl82c105_ide_dma_timeout(ide_drive_t *drive)
+static void sl82c105_dma_timeout(ide_drive_t *drive)
{
- ide_hwif_t *hwif = HWIF(drive);
- struct pci_dev *dev = hwif->pci_dev;
+ DBG(("sl82c105_dma_timeout(drive:%s)\n", drive->name));
- DBG(("sl82c105_ide_dma_timeout(drive:%s)\n", drive->name));
-
- sl82c105_reset_host(dev);
- return __ide_dma_timeout(drive);
+ sl82c105_reset_host(HWIF(drive)->pci_dev);
+ ide_dma_timeout(drive);
}
static int sl82c105_ide_dma_on(ide_drive_t *drive)
@@ -441,9 +435,9 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif)
hwif->ide_dma_check = &sl82c105_ide_dma_check;
hwif->ide_dma_on = &sl82c105_ide_dma_on;
hwif->dma_off_quietly = &sl82c105_dma_off_quietly;
- hwif->ide_dma_lostirq = &sl82c105_ide_dma_lostirq;
+ hwif->dma_lost_irq = &sl82c105_dma_lost_irq;
hwif->dma_start = &sl82c105_dma_start;
- hwif->ide_dma_timeout = &sl82c105_ide_dma_timeout;
+ hwif->dma_timeout = &sl82c105_dma_timeout;
if (!noautodma)
hwif->autodma = 1;
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c
index c40f291f91e..575dbbd8b48 100644
--- a/drivers/ide/pci/slc90e66.c
+++ b/drivers/ide/pci/slc90e66.c
@@ -199,10 +199,9 @@ static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif)
hwif->mwdma_mask = 0x06;
hwif->swdma_mask = 0x04;
- if (!hwif->udma_four) {
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
/* bit[0(1)]: 0:80, 1:40 */
- hwif->udma_four = (reg47 & mask) ? 0 : 1;
- }
+ hwif->cbl = (reg47 & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
hwif->ide_dma_check = &slc90e66_config_drive_xfer_rate;
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c
index cee619bb2ea..8de1f8e2249 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/pci/tc86c001.c
@@ -220,13 +220,13 @@ static void __devinit init_hwif_tc86c001(ide_hwif_t *hwif)
hwif->ide_dma_check = &tc86c001_config_drive_xfer_rate;
hwif->dma_start = &tc86c001_dma_start;
- if (!hwif->udma_four) {
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT) {
/*
* System Control 1 Register bit 13 (PDIAGN):
* 0=80-pin cable, 1=40-pin cable
*/
scr1 = hwif->INW(sc_base + 0x00);
- hwif->udma_four = (scr1 & 0x2000) ? 0 : 1;
+ hwif->cbl = (scr1 & 0x2000) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
}
if (!noautodma)
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index a508550c409..d21dd2e7eeb 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -1,6 +1,6 @@
/*
*
- * Version 3.38
+ * Version 3.45
*
* VIA IDE driver for Linux. Supported southbridges:
*
@@ -9,6 +9,7 @@
* vt8235, vt8237, vt8237a
*
* Copyright (c) 2000-2002 Vojtech Pavlik
+ * Copyright (c) 2007 Bartlomiej Zolnierkiewicz
*
* Based on the work of:
* Michel Aubry
@@ -33,6 +34,8 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/ide.h>
+#include <linux/dmi.h>
+
#include <asm/io.h>
#ifdef CONFIG_PPC_CHRP
@@ -41,8 +44,6 @@
#include "ide-timing.h"
-#define DISPLAY_VIA_TIMINGS
-
#define VIA_IDE_ENABLE 0x40
#define VIA_IDE_CONFIG 0x41
#define VIA_FIFO_CONFIG 0x43
@@ -54,18 +55,12 @@
#define VIA_ADDRESS_SETUP 0x4c
#define VIA_UDMA_TIMING 0x50
-#define VIA_UDMA 0x007
-#define VIA_UDMA_NONE 0x000
-#define VIA_UDMA_33 0x001
-#define VIA_UDMA_66 0x002
-#define VIA_UDMA_100 0x003
-#define VIA_UDMA_133 0x004
-#define VIA_BAD_PREQ 0x010 /* Crashes if PREQ# till DDACK# set */
-#define VIA_BAD_CLK66 0x020 /* 66 MHz clock doesn't work correctly */
-#define VIA_SET_FIFO 0x040 /* Needs to have FIFO split set */
-#define VIA_NO_UNMASK 0x080 /* Doesn't work with IRQ unmasking on */
-#define VIA_BAD_ID 0x100 /* Has wrong vendor ID (0x1107) */
-#define VIA_BAD_AST 0x200 /* Don't touch Address Setup Timing */
+#define VIA_BAD_PREQ 0x01 /* Crashes if PREQ# till DDACK# set */
+#define VIA_BAD_CLK66 0x02 /* 66 MHz clock doesn't work correctly */
+#define VIA_SET_FIFO 0x04 /* Needs to have FIFO split set */
+#define VIA_NO_UNMASK 0x08 /* Doesn't work with IRQ unmasking on */
+#define VIA_BAD_ID 0x10 /* Has wrong vendor ID (0x1107) */
+#define VIA_BAD_AST 0x20 /* Don't touch Address Setup Timing */
/*
* VIA SouthBridge chips.
@@ -76,36 +71,37 @@ static struct via_isa_bridge {
u16 id;
u8 rev_min;
u8 rev_max;
- u16 flags;
+ u8 udma_mask;
+ u8 flags;
} via_isa_bridges[] = {
- { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt8237a", PCI_DEVICE_ID_VIA_8237A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt8233a", PCI_DEVICE_ID_VIA_8233A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
- { "vt8233c", PCI_DEVICE_ID_VIA_8233C_0, 0x00, 0x2f, VIA_UDMA_100 },
- { "vt8233", PCI_DEVICE_ID_VIA_8233_0, 0x00, 0x2f, VIA_UDMA_100 },
- { "vt8231", PCI_DEVICE_ID_VIA_8231, 0x00, 0x2f, VIA_UDMA_100 },
- { "vt82c686b", PCI_DEVICE_ID_VIA_82C686, 0x40, 0x4f, VIA_UDMA_100 },
- { "vt82c686a", PCI_DEVICE_ID_VIA_82C686, 0x10, 0x2f, VIA_UDMA_66 },
- { "vt82c686", PCI_DEVICE_ID_VIA_82C686, 0x00, 0x0f, VIA_UDMA_33 | VIA_BAD_CLK66 },
- { "vt82c596b", PCI_DEVICE_ID_VIA_82C596, 0x10, 0x2f, VIA_UDMA_66 },
- { "vt82c596a", PCI_DEVICE_ID_VIA_82C596, 0x00, 0x0f, VIA_UDMA_33 | VIA_BAD_CLK66 },
- { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x47, 0x4f, VIA_UDMA_33 | VIA_SET_FIFO },
- { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x40, 0x46, VIA_UDMA_33 | VIA_SET_FIFO | VIA_BAD_PREQ },
- { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x30, 0x3f, VIA_UDMA_33 | VIA_SET_FIFO },
- { "vt82c586a", PCI_DEVICE_ID_VIA_82C586_0, 0x20, 0x2f, VIA_UDMA_33 | VIA_SET_FIFO },
- { "vt82c586", PCI_DEVICE_ID_VIA_82C586_0, 0x00, 0x0f, VIA_UDMA_NONE | VIA_SET_FIFO },
- { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, VIA_UDMA_NONE | VIA_SET_FIFO | VIA_NO_UNMASK },
- { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, VIA_UDMA_NONE | VIA_SET_FIFO | VIA_NO_UNMASK | VIA_BAD_ID },
+ { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt8237a", PCI_DEVICE_ID_VIA_8237A, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt8233a", PCI_DEVICE_ID_VIA_8233A, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST },
+ { "vt8233c", PCI_DEVICE_ID_VIA_8233C_0, 0x00, 0x2f, ATA_UDMA5, },
+ { "vt8233", PCI_DEVICE_ID_VIA_8233_0, 0x00, 0x2f, ATA_UDMA5, },
+ { "vt8231", PCI_DEVICE_ID_VIA_8231, 0x00, 0x2f, ATA_UDMA5, },
+ { "vt82c686b", PCI_DEVICE_ID_VIA_82C686, 0x40, 0x4f, ATA_UDMA5, },
+ { "vt82c686a", PCI_DEVICE_ID_VIA_82C686, 0x10, 0x2f, ATA_UDMA4, },
+ { "vt82c686", PCI_DEVICE_ID_VIA_82C686, 0x00, 0x0f, ATA_UDMA2, VIA_BAD_CLK66 },
+ { "vt82c596b", PCI_DEVICE_ID_VIA_82C596, 0x10, 0x2f, ATA_UDMA4, },
+ { "vt82c596a", PCI_DEVICE_ID_VIA_82C596, 0x00, 0x0f, ATA_UDMA2, VIA_BAD_CLK66 },
+ { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x47, 0x4f, ATA_UDMA2, VIA_SET_FIFO },
+ { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x40, 0x46, ATA_UDMA2, VIA_SET_FIFO | VIA_BAD_PREQ },
+ { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x30, 0x3f, ATA_UDMA2, VIA_SET_FIFO },
+ { "vt82c586a", PCI_DEVICE_ID_VIA_82C586_0, 0x20, 0x2f, ATA_UDMA2, VIA_SET_FIFO },
+ { "vt82c586", PCI_DEVICE_ID_VIA_82C586_0, 0x00, 0x0f, 0x00, VIA_SET_FIFO },
+ { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, 0x00, VIA_SET_FIFO | VIA_NO_UNMASK },
+ { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, 0x00, VIA_SET_FIFO | VIA_NO_UNMASK | VIA_BAD_ID },
{ NULL }
};
static unsigned int via_clock;
-static char *via_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA100", "UDMA133" };
+static char *via_dma[] = { "16", "25", "33", "44", "66", "100", "133" };
struct via82cxxx_dev
{
@@ -140,12 +136,12 @@ static void via_set_speed(ide_hwif_t *hwif, u8 dn, struct ide_timing *timing)
pci_write_config_byte(dev, VIA_DRIVE_TIMING + (3 - dn),
((FIT(timing->active, 1, 16) - 1) << 4) | (FIT(timing->recover, 1, 16) - 1));
- switch (vdev->via_config->flags & VIA_UDMA) {
- case VIA_UDMA_33: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break;
- case VIA_UDMA_66: t = timing->udma ? (0xe8 | (FIT(timing->udma, 2, 9) - 2)) : 0x0f; break;
- case VIA_UDMA_100: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
- case VIA_UDMA_133: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
- default: return;
+ switch (vdev->via_config->udma_mask) {
+ case ATA_UDMA2: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break;
+ case ATA_UDMA4: t = timing->udma ? (0xe8 | (FIT(timing->udma, 2, 9) - 2)) : 0x0f; break;
+ case ATA_UDMA5: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
+ case ATA_UDMA6: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break;
+ default: return;
}
pci_write_config_byte(dev, VIA_UDMA_TIMING + (3 - dn), t);
@@ -173,12 +169,12 @@ static int via_set_drive(ide_drive_t *drive, u8 speed)
T = 1000000000 / via_clock;
- switch (vdev->via_config->flags & VIA_UDMA) {
- case VIA_UDMA_33: UT = T; break;
- case VIA_UDMA_66: UT = T/2; break;
- case VIA_UDMA_100: UT = T/3; break;
- case VIA_UDMA_133: UT = T/4; break;
- default: UT = T;
+ switch (vdev->via_config->udma_mask) {
+ case ATA_UDMA2: UT = T; break;
+ case ATA_UDMA4: UT = T/2; break;
+ case ATA_UDMA5: UT = T/3; break;
+ case ATA_UDMA6: UT = T/4; break;
+ default: UT = T;
}
ide_timing_compute(drive, speed, &t, T, UT);
@@ -208,8 +204,7 @@ static int via_set_drive(ide_drive_t *drive, u8 speed)
static void via82cxxx_tune_drive(ide_drive_t *drive, u8 pio)
{
if (pio == 255) {
- via_set_drive(drive,
- ide_find_best_mode(drive, XFER_PIO | XFER_EPIO));
+ via_set_drive(drive, ide_find_best_pio_mode(drive));
return;
}
@@ -226,16 +221,10 @@ static void via82cxxx_tune_drive(ide_drive_t *drive, u8 pio)
static int via82cxxx_ide_dma_check (ide_drive_t *drive)
{
- ide_hwif_t *hwif = HWIF(drive);
- struct via82cxxx_dev *vdev = pci_get_drvdata(hwif->pci_dev);
- u16 w80 = hwif->udma_four;
+ u8 speed = ide_max_dma_mode(drive);
- u16 speed = ide_find_best_mode(drive,
- XFER_PIO | XFER_EPIO | XFER_SWDMA | XFER_MWDMA |
- (vdev->via_config->flags & VIA_UDMA ? XFER_UDMA : 0) |
- (w80 && (vdev->via_config->flags & VIA_UDMA) >= VIA_UDMA_66 ? XFER_UDMA_66 : 0) |
- (w80 && (vdev->via_config->flags & VIA_UDMA) >= VIA_UDMA_100 ? XFER_UDMA_100 : 0) |
- (w80 && (vdev->via_config->flags & VIA_UDMA) >= VIA_UDMA_133 ? XFER_UDMA_133 : 0));
+ if (speed == 0)
+ speed = ide_find_best_pio_mode(drive);
via_set_drive(drive, speed);
@@ -272,8 +261,8 @@ static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u)
{
int i;
- switch (vdev->via_config->flags & VIA_UDMA) {
- case VIA_UDMA_66:
+ switch (vdev->via_config->udma_mask) {
+ case ATA_UDMA4:
for (i = 24; i >= 0; i -= 8)
if (((u >> (i & 16)) & 8) &&
((u >> i) & 0x20) &&
@@ -286,7 +275,7 @@ static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u)
}
break;
- case VIA_UDMA_100:
+ case ATA_UDMA5:
for (i = 24; i >= 0; i -= 8)
if (((u >> i) & 0x10) ||
(((u >> i) & 0x20) &&
@@ -298,7 +287,7 @@ static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u)
}
break;
- case VIA_UDMA_133:
+ case ATA_UDMA6:
for (i = 24; i >= 0; i -= 8)
if (((u >> i) & 0x10) ||
(((u >> i) & 0x20) &&
@@ -353,7 +342,7 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const
via_cable_detect(vdev, u);
- if ((via_config->flags & VIA_UDMA) == VIA_UDMA_66) {
+ if (via_config->udma_mask == ATA_UDMA4) {
/* Enable Clk66 */
pci_write_config_dword(dev, VIA_UDMA_TIMING, u|0x80008);
} else if (via_config->flags & VIA_BAD_CLK66) {
@@ -416,16 +405,54 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const
*/
pci_read_config_byte(isa, PCI_REVISION_ID, &t);
- printk(KERN_INFO "VP_IDE: VIA %s (rev %02x) IDE %s "
+ printk(KERN_INFO "VP_IDE: VIA %s (rev %02x) IDE %sDMA%s "
"controller on pci%s\n",
via_config->name, t,
- via_dma[via_config->flags & VIA_UDMA],
+ via_config->udma_mask ? "U" : "MW",
+ via_dma[via_config->udma_mask ?
+ (fls(via_config->udma_mask) - 1) : 0],
pci_name(dev));
pci_dev_put(isa);
return 0;
}
+/*
+ * Cable special cases
+ */
+
+static struct dmi_system_id cable_dmi_table[] = {
+ {
+ .ident = "Acer Ferrari 3400",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "Acer,Inc."),
+ DMI_MATCH(DMI_BOARD_NAME, "Ferrari 3400"),
+ },
+ },
+ { }
+};
+
+static int via_cable_override(void)
+{
+ /* Systems by DMI */
+ if (dmi_check_system(cable_dmi_table))
+ return 1;
+ return 0;
+}
+
+static u8 __devinit via82cxxx_cable_detect(ide_hwif_t *hwif)
+{
+ struct via82cxxx_dev *vdev = pci_get_drvdata(hwif->pci_dev);
+
+ if (via_cable_override())
+ return ATA_CBL_PATA40_SHORT;
+
+ if ((vdev->via_80w >> hwif->channel) & 1)
+ return ATA_CBL_PATA80;
+ else
+ return ATA_CBL_PATA40;
+}
+
static void __devinit init_hwif_via82cxxx(ide_hwif_t *hwif)
{
struct via82cxxx_dev *vdev = pci_get_drvdata(hwif->pci_dev);
@@ -454,12 +481,14 @@ static void __devinit init_hwif_via82cxxx(ide_hwif_t *hwif)
return;
hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x7f;
+
+ hwif->ultra_mask = vdev->via_config->udma_mask;
hwif->mwdma_mask = 0x07;
hwif->swdma_mask = 0x07;
- if (!hwif->udma_four)
- hwif->udma_four = (vdev->via_80w >> hwif->channel) & 1;
+ if (hwif->cbl != ATA_CBL_PATA40_SHORT)
+ hwif->cbl = via82cxxx_cable_detect(hwif);
+
hwif->ide_dma_check = &via82cxxx_ide_dma_check;
if (!noautodma)
hwif->autodma = 1;
diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c
index 45fc36f0f21..e46f4720654 100644
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/ppc/pmac.c
@@ -942,8 +942,8 @@ pmac_ide_tune_chipset (ide_drive_t *drive, byte speed)
return 1;
case XFER_UDMA_4:
case XFER_UDMA_3:
- if (HWIF(drive)->udma_four == 0)
- return 1;
+ if (drive->hwif->cbl != ATA_CBL_PATA80)
+ return 1;
case XFER_UDMA_2:
case XFER_UDMA_1:
case XFER_UDMA_0:
@@ -1244,7 +1244,7 @@ pmac_ide_setup_device(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif)
hwif->chipset = ide_pmac;
hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET] || pmif->mediabay;
hwif->hold = pmif->mediabay;
- hwif->udma_four = pmif->cable_80;
+ hwif->cbl = pmif->cable_80 ? ATA_CBL_PATA80 : ATA_CBL_PATA40;
hwif->drives[0].unmask = 1;
hwif->drives[1].unmask = 1;
hwif->tuneproc = pmac_ide_tuneproc;
@@ -1821,28 +1821,11 @@ pmac_ide_dma_check(ide_drive_t *drive)
enable = 0;
if (enable) {
- short mode;
-
- map = XFER_MWDMA;
- if (pmif->kind == controller_kl_ata4
- || pmif->kind == controller_un_ata6
- || pmif->kind == controller_k2_ata6
- || pmif->kind == controller_sh_ata6) {
- map |= XFER_UDMA;
- if (pmif->cable_80) {
- map |= XFER_UDMA_66;
- if (pmif->kind == controller_un_ata6 ||
- pmif->kind == controller_k2_ata6 ||
- pmif->kind == controller_sh_ata6)
- map |= XFER_UDMA_100;
- if (pmif->kind == controller_sh_ata6)
- map |= XFER_UDMA_133;
- }
- }
- mode = ide_find_best_mode(drive, map);
- if (mode & XFER_UDMA)
+ u8 mode = ide_max_dma_mode(drive);
+
+ if (mode >= XFER_UDMA_0)
drive->using_dma = pmac_ide_udma_enable(drive, mode);
- else if (mode & XFER_MWDMA)
+ else if (mode >= XFER_MW_DMA_0)
drive->using_dma = pmac_ide_mdma_enable(drive, mode);
hwif->OUTB(0, IDE_CONTROL_REG);
/* Apply settings to controller */
@@ -2004,20 +1987,19 @@ static void pmac_ide_dma_host_on(ide_drive_t *drive)
{
}
-static int
-pmac_ide_dma_lostirq (ide_drive_t *drive)
+static void
+pmac_ide_dma_lost_irq (ide_drive_t *drive)
{
pmac_ide_hwif_t* pmif = (pmac_ide_hwif_t *)HWIF(drive)->hwif_data;
volatile struct dbdma_regs __iomem *dma;
unsigned long status;
if (pmif == NULL)
- return 0;
+ return;
dma = pmif->dma_regs;
status = readl(&dma->status);
printk(KERN_ERR "ide-pmac lost interrupt, dma status: %lx\n", status);
- return 0;
}
/*
@@ -2057,8 +2039,8 @@ pmac_ide_setup_dma(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif)
hwif->ide_dma_test_irq = &pmac_ide_dma_test_irq;
hwif->dma_host_off = &pmac_ide_dma_host_off;
hwif->dma_host_on = &pmac_ide_dma_host_on;
- hwif->ide_dma_timeout = &__ide_dma_timeout;
- hwif->ide_dma_lostirq = &pmac_ide_dma_lostirq;
+ hwif->dma_timeout = &ide_dma_timeout;
+ hwif->dma_lost_irq = &pmac_ide_dma_lost_irq;
hwif->atapi_dma = 1;
switch(pmif->kind) {