diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/pata_sis.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c index f2231267e011..ec3ae9375015 100644 --- a/drivers/ata/pata_sis.c +++ b/drivers/ata/pata_sis.c @@ -73,14 +73,14 @@ static int sis_short_ata40(struct pci_dev *dev) } /** - * sis_port_base - return PCI configuration base for dev + * sis_old_port_base - return PCI configuration base for dev * @adev: device * * Returns the base of the PCI configuration registers for this port * number. */ -static int sis_port_base(struct ata_device *adev) +static int sis_old_port_base(struct ata_device *adev) { return 0x40 + (4 * adev->ap->port_no) + (2 * adev->devno); } @@ -211,7 +211,7 @@ static void sis_set_fifo(struct ata_port *ap, struct ata_device *adev) static void sis_old_set_piomode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); - int port = sis_port_base(adev); + int port = sis_old_port_base(adev); u8 t1, t2; int speed = adev->pio_mode - XFER_PIO_0; @@ -248,7 +248,7 @@ static void sis_old_set_piomode (struct ata_port *ap, struct ata_device *adev) static void sis_100_set_piomode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); - int port = sis_port_base(adev); + int port = sis_old_port_base(adev); int speed = adev->pio_mode - XFER_PIO_0; const u8 actrec[] = { 0x00, 0x67, 0x44, 0x33, 0x31 }; @@ -328,7 +328,7 @@ static void sis_old_set_dmamode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); + int drive_pci = sis_old_port_base(adev); u16 timing; const u16 mwdma_bits[] = { 0x707, 0x202, 0x202 }; @@ -367,7 +367,7 @@ static void sis_66_set_dmamode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); + int drive_pci = sis_old_port_base(adev); u16 timing; const u16 mwdma_bits[] = { 0x707, 0x202, 0x202 }; @@ -378,12 +378,12 @@ static void sis_66_set_dmamode (struct ata_port *ap, struct ata_device *adev) if (adev->dma_mode < XFER_UDMA_0) { /* bits 3-0 hold recovery timing bits 8-10 active timing and the higer bits are dependant on the device, bit 15 udma */ - timing &= ~ 0x870F; + timing &= ~0x870F; timing |= mwdma_bits[speed]; } else { /* Bit 15 is UDMA on/off, bit 12-14 are cycle time */ speed = adev->dma_mode - XFER_UDMA_0; - timing &= ~0x6000; + timing &= ~0xF000; timing |= udma_bits[speed]; } pci_write_config_word(pdev, drive_pci, timing); @@ -405,22 +405,22 @@ static void sis_100_set_dmamode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); - u16 timing; + int drive_pci = sis_old_port_base(adev); + u8 timing; - const u16 udma_bits[] = { 0x8B00, 0x8700, 0x8500, 0x8300, 0x8200, 0x8100}; + const u8 udma_bits[] = { 0x8B, 0x87, 0x85, 0x83, 0x82, 0x81}; - pci_read_config_word(pdev, drive_pci, &timing); + pci_read_config_byte(pdev, drive_pci + 1, &timing); if (adev->dma_mode < XFER_UDMA_0) { /* NOT SUPPORTED YET: NEED DATA SHEET. DITTO IN OLD DRIVER */ } else { - /* Bit 15 is UDMA on/off, bit 12-14 are cycle time */ + /* Bit 7 is UDMA on/off, bit 0-3 are cycle time */ speed = adev->dma_mode - XFER_UDMA_0; - timing &= ~0x0F00; + timing &= ~0x8F; timing |= udma_bits[speed]; } - pci_write_config_word(pdev, drive_pci, timing); + pci_write_config_byte(pdev, drive_pci + 1, timing); } /** @@ -440,22 +440,22 @@ static void sis_133_early_set_dmamode (struct ata_port *ap, struct ata_device *a { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); - u16 timing; - - static const u16 udma_bits[] = { 0x8F00, 0x8A00, 0x8700, 0x8500, 0x8300, 0x8200, 0x8100}; + int drive_pci = sis_old_port_base(adev); + u8 timing; + /* Low 4 bits are timing */ + static const u8 udma_bits[] = { 0x8F, 0x8A, 0x87, 0x85, 0x83, 0x82, 0x81}; - pci_read_config_word(pdev, drive_pci, &timing); + pci_read_config_byte(pdev, drive_pci + 1, &timing); if (adev->dma_mode < XFER_UDMA_0) { /* NOT SUPPORTED YET: NEED DATA SHEET. DITTO IN OLD DRIVER */ } else { - /* Bit 15 is UDMA on/off, bit 12-14 are cycle time */ + /* Bit 7 is UDMA on/off, bit 0-3 are cycle time */ speed = adev->dma_mode - XFER_UDMA_0; - timing &= ~0x0F00; + timing &= ~0x8F; timing |= udma_bits[speed]; } - pci_write_config_word(pdev, drive_pci, timing); + pci_write_config_byte(pdev, drive_pci + 1, timing); } /** |