diff options
Diffstat (limited to 'drivers/ide/pci/siimage.c')
-rw-r--r-- | drivers/ide/pci/siimage.c | 196 |
1 files changed, 68 insertions, 128 deletions
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index 5d1e5e52a04..6d99441c605 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/siimage.c Version 1.16 Jul 13 2007 + * linux/drivers/ide/pci/siimage.c Version 1.18 Oct 18 2007 * * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2003 Red Hat <alan@redhat.com> @@ -26,7 +26,7 @@ * * If you have strange problems with nVidia chipset systems please * see the SI support documentation and update your system BIOS - * if neccessary + * if necessary * * The Dell DRAC4 has some interesting features including effectively hot * unplugging/replugging the virtual CD interface when the DRAC is reset. @@ -57,8 +57,8 @@ static int pdev_is_sata(struct pci_dev *pdev) { - switch(pdev->device) - { +#ifdef CONFIG_BLK_DEV_IDE_SATA + switch(pdev->device) { case PCI_DEVICE_ID_SII_3112: case PCI_DEVICE_ID_SII_1210SA: return 1; @@ -66,9 +66,10 @@ static int pdev_is_sata(struct pci_dev *pdev) return 0; } BUG(); +#endif return 0; } - + /** * is_sata - check if hwif is SATA * @hwif: interface to check @@ -136,7 +137,7 @@ static inline unsigned long siimage_seldev(ide_drive_t *drive, int r) * SI3112 SATA controller life is a bit simpler. */ -static u8 sil_udma_filter(ide_drive_t *drive) +static u8 sil_pata_udma_filter(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; unsigned long base = (unsigned long) hwif->hwif_data; @@ -147,40 +148,40 @@ static u8 sil_udma_filter(ide_drive_t *drive) else pci_read_config_byte(hwif->pci_dev, 0x8A, &scsc); - if (is_sata(hwif)) { - mask = strstr(drive->id->model, "Maxtor") ? 0x3f : 0x7f; - goto out; - } - if ((scsc & 0x30) == 0x10) /* 133 */ - mask = 0x7f; + mask = ATA_UDMA6; else if ((scsc & 0x30) == 0x20) /* 2xPCI */ - mask = 0x7f; + mask = ATA_UDMA6; else if ((scsc & 0x30) == 0x00) /* 100 */ - mask = 0x3f; + mask = ATA_UDMA5; else /* Disabled ? */ BUG(); -out: + return mask; } +static u8 sil_sata_udma_filter(ide_drive_t *drive) +{ + return strstr(drive->id->model, "Maxtor") ? ATA_UDMA5 : ATA_UDMA6; +} + /** - * sil_tune_pio - tune a drive - * @drive: drive to tune - * @pio: the desired PIO mode + * sil_set_pio_mode - set host controller for PIO mode + * @drive: drive + * @pio: PIO mode number * * Load the timing settings for this device mode into the * controller. If we are in PIO mode 3 or 4 turn on IORDY * monitoring (bit 9). The TF timing is bits 31:16 */ -static void sil_tune_pio(ide_drive_t *drive, u8 pio) +static void sil_set_pio_mode(ide_drive_t *drive, u8 pio) { const u16 tf_speed[] = { 0x328a, 0x2283, 0x1281, 0x10c3, 0x10c1 }; const u16 data_speed[] = { 0x328a, 0x2283, 0x1104, 0x10c3, 0x10c1 }; ide_hwif_t *hwif = HWIF(drive); - ide_drive_t *pair = &hwif->drives[drive->dn ^ 1]; + ide_drive_t *pair = ide_get_paired_drive(drive); u32 speedt = 0; u16 speedp = 0; unsigned long addr = siimage_seldev(drive, 0x04); @@ -234,21 +235,15 @@ static void sil_tune_pio(ide_drive_t *drive, u8 pio) } } -static void sil_set_pio_mode(ide_drive_t *drive, const u8 pio) -{ - sil_tune_pio(drive, pio); - (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); -} - /** - * siimage_tune_chipset - set controller timings - * @drive: Drive to set up - * @speed: speed we want to achieve + * sil_set_dma_mode - set host controller for DMA mode + * @drive: drive + * @speed: DMA mode * - * Tune the SII chipset for the desired mode. + * Tune the SiI chipset for the desired DMA mode. */ -static int siimage_tune_chipset(ide_drive_t *drive, const u8 speed) +static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed) { u8 ultra6[] = { 0x0F, 0x0B, 0x07, 0x05, 0x03, 0x02, 0x01 }; u8 ultra5[] = { 0x0C, 0x07, 0x05, 0x04, 0x02, 0x01 }; @@ -303,7 +298,7 @@ static int siimage_tune_chipset(ide_drive_t *drive, const u8 speed) mode |= ((unit) ? 0x30 : 0x03); break; default: - return 1; + return; } if (hwif->mmio) { @@ -315,28 +310,6 @@ static int siimage_tune_chipset(ide_drive_t *drive, const u8 speed) pci_write_config_word(hwif->pci_dev, ma, multi); pci_write_config_word(hwif->pci_dev, ua, ultra); } - return (ide_config_drive_speed(drive, speed)); -} - -/** - * siimage_configure_drive_for_dma - set up for DMA transfers - * @drive: drive we are going to set up - * - * Set up the drive for DMA, tune the controller and drive as - * required. If the drive isn't suitable for DMA or we hit - * other problems then we will drop down to PIO and set up - * PIO appropriately - */ - -static int siimage_config_drive_for_dma (ide_drive_t *drive) -{ - if (ide_tune_dma(drive)) - return 0; - - if (ide_use_fast_pio(drive)) - ide_set_max_pio(drive); - - return -1; } /* returns 1 if dma irq issued, 0 otherwise */ @@ -368,10 +341,11 @@ static int siimage_io_ide_dma_test_irq (ide_drive_t *drive) static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); - unsigned long base = (unsigned long)hwif->hwif_data; unsigned long addr = siimage_selreg(hwif, 0x1); if (SATA_ERROR_REG) { + unsigned long base = (unsigned long)hwif->hwif_data; + u32 ext_stat = readl((void __iomem *)(base + 0x10)); u8 watchdog = 0; if (ext_stat & ((hwif->channel) ? 0x40 : 0x10)) { @@ -404,7 +378,7 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive) } /** - * siimage_busproc - bus isolation ioctl + * sil_sata_busproc - bus isolation IOCTL * @drive: drive to isolate/restore * @state: bus state to set * @@ -412,8 +386,8 @@ static int siimage_mmio_ide_dma_test_irq (ide_drive_t *drive) * SATA controller the work required is quite limited, we * just have to clean up the statistics */ - -static int siimage_busproc (ide_drive_t * drive, int state) + +static int sil_sata_busproc(ide_drive_t * drive, int state) { ide_hwif_t *hwif = HWIF(drive); u32 stat_config = 0; @@ -445,14 +419,14 @@ static int siimage_busproc (ide_drive_t * drive, int state) } /** - * siimage_reset_poll - wait for sata reset + * sil_sata_reset_poll - wait for SATA reset * @drive: drive we are resetting * * Poll the SATA phy and see whether it has come back from the dead * yet. */ - -static int siimage_reset_poll (ide_drive_t *drive) + +static int sil_sata_reset_poll(ide_drive_t *drive) { if (SATA_STATUS_REG) { ide_hwif_t *hwif = HWIF(drive); @@ -464,27 +438,22 @@ static int siimage_reset_poll (ide_drive_t *drive) HWGROUP(drive)->polling = 0; return ide_started; } - return 0; - } else { - return 0; } + + return 0; } /** - * siimage_pre_reset - reset hook + * sil_sata_pre_reset - reset hook * @drive: IDE device being reset * * For the SATA devices we need to handle recalibration/geometry * differently */ - -static void siimage_pre_reset (ide_drive_t *drive) -{ - if (drive->media != ide_disk) - return; - if (is_sata(HWIF(drive))) - { +static void sil_sata_pre_reset(ide_drive_t *drive) +{ + if (drive->media == ide_disk) { drive->special.b.set_geometry = 0; drive->special.b.recalibrate = 0; } @@ -530,7 +499,6 @@ static void siimage_reset (ide_drive_t *drive) drive->failures++; } } - } /** @@ -668,13 +636,9 @@ static unsigned int setup_mmio_siimage (struct pci_dev *dev, const char *name) static unsigned int __devinit init_chipset_siimage(struct pci_dev *dev, const char *name) { - u32 class_rev = 0; - u8 tmpbyte = 0; - u8 BA5_EN = 0; + u8 rev = dev->revision, tmpbyte = 0, BA5_EN = 0; - pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev); - class_rev &= 0xff; - pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, (class_rev) ? 1 : 255); + pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, rev ? 1 : 255); pci_read_config_byte(dev, 0x8A, &BA5_EN); if ((BA5_EN & 0x01) || (pci_resource_start(dev, 5))) { @@ -790,16 +754,11 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif) hwif->sata_misc[SATA_IEN_OFFSET] = base + 0x148; } - hw.irq = hwif->pci_dev->irq; - - memcpy(&hwif->hw, &hw, sizeof(hw)); - memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->hw.io_ports)); - - hwif->irq = hw.irq; + memcpy(hwif->io_ports, hw.io_ports, sizeof(hwif->io_ports)); - base = (unsigned long) addr; + hwif->irq = dev->irq; - hwif->dma_base = base + (ch ? 0x08 : 0x00); + hwif->dma_base = (unsigned long)addr + (ch ? 0x08 : 0x00); hwif->mmio = 1; } @@ -853,19 +812,14 @@ static void __devinit siimage_fixup(ide_hwif_t *hwif) static void __devinit init_iops_siimage(ide_hwif_t *hwif) { - struct pci_dev *dev = hwif->pci_dev; - u32 class_rev = 0; - - pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev); - class_rev &= 0xff; - hwif->hwif_data = NULL; /* Pessimal until we finish probing */ hwif->rqsize = 15; - if (pci_get_drvdata(dev) == NULL) + if (pci_get_drvdata(hwif->pci_dev) == NULL) return; + init_mmio_iops_siimage(hwif); } @@ -901,38 +855,32 @@ static u8 __devinit ata66_siimage(ide_hwif_t *hwif) static void __devinit init_hwif_siimage(ide_hwif_t *hwif) { - hwif->autodma = 0; - + u8 sata = is_sata(hwif); + hwif->resetproc = &siimage_reset; - hwif->speedproc = &siimage_tune_chipset; hwif->set_pio_mode = &sil_set_pio_mode; - hwif->reset_poll = &siimage_reset_poll; - hwif->pre_reset = &siimage_pre_reset; - hwif->udma_filter = &sil_udma_filter; + hwif->set_dma_mode = &sil_set_dma_mode; - if(is_sata(hwif)) { + if (sata) { static int first = 1; - hwif->busproc = &siimage_busproc; + hwif->busproc = &sil_sata_busproc; + hwif->reset_poll = &sil_sata_reset_poll; + hwif->pre_reset = &sil_sata_pre_reset; + hwif->udma_filter = &sil_sata_udma_filter; if (first) { printk(KERN_INFO "siimage: For full SATA support you should use the libata sata_sil module.\n"); first = 0; } - } - - hwif->drives[0].autotune = hwif->drives[1].autotune = 1; + } else + hwif->udma_filter = &sil_pata_udma_filter; if (hwif->dma_base == 0) return; - hwif->ultra_mask = 0x7f; - hwif->mwdma_mask = 0x07; - - if (!is_sata(hwif)) - hwif->atapi_dma = 1; - - hwif->ide_dma_check = &siimage_config_drive_for_dma; + if (sata) + hwif->host_flags |= IDE_HFLAG_NO_ATAPI_DMA; if (hwif->cbl != ATA_CBL_PATA40_SHORT) hwif->cbl = ata66_siimage(hwif); @@ -942,15 +890,6 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) } else { hwif->ide_dma_test_irq = & siimage_io_ide_dma_test_irq; } - - /* - * The BIOS often doesn't set up DMA on this controller - * so we always do it. - */ - - hwif->autodma = 1; - hwif->drives[0].autodma = hwif->autodma; - hwif->drives[1].autodma = hwif->autodma; } #define DECLARE_SII_DEV(name_str) \ @@ -960,12 +899,13 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) .init_iops = init_iops_siimage, \ .init_hwif = init_hwif_siimage, \ .fixup = siimage_fixup, \ - .autodma = AUTODMA, \ - .bootable = ON_BOARD, \ + .host_flags = IDE_HFLAG_BOOTABLE, \ .pio_mask = ATA_PIO4, \ + .mwdma_mask = ATA_MWDMA2, \ + .udma_mask = ATA_UDMA6, \ } -static ide_pci_device_t siimage_chipsets[] __devinitdata = { +static const struct ide_port_info siimage_chipsets[] __devinitdata = { /* 0 */ DECLARE_SII_DEV("SiI680"), /* 1 */ DECLARE_SII_DEV("SiI3112 Serial ATA"), /* 2 */ DECLARE_SII_DEV("Adaptec AAR-1210SA") @@ -985,11 +925,11 @@ static int __devinit siimage_init_one(struct pci_dev *dev, const struct pci_devi return ide_setup_pci_device(dev, &siimage_chipsets[id->driver_data]); } -static struct pci_device_id siimage_pci_tbl[] = { - { PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, +static const struct pci_device_id siimage_pci_tbl[] = { + { PCI_VDEVICE(CMD, PCI_DEVICE_ID_SII_680), 0 }, #ifdef CONFIG_BLK_DEV_IDE_SATA - { PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, - { PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_1210SA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, + { PCI_VDEVICE(CMD, PCI_DEVICE_ID_SII_3112), 1 }, + { PCI_VDEVICE(CMD, PCI_DEVICE_ID_SII_1210SA), 2 }, #endif { 0, }, }; |