diff options
Diffstat (limited to 'drivers/ide/pci/serverworks.c')
| -rw-r--r-- | drivers/ide/pci/serverworks.c | 42 |
1 files changed, 16 insertions, 26 deletions
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index a7280311357..877c09bf482 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -164,25 +164,12 @@ static void svwks_set_dma_mode(ide_drive_t *drive, const u8 speed) ultra_timing &= ~(0x0F << (4*unit)); ultra_enable &= ~(0x01 << drive->dn); - switch(speed) { - case XFER_MW_DMA_2: - case XFER_MW_DMA_1: - case XFER_MW_DMA_0: - dma_timing |= dma_modes[speed - XFER_MW_DMA_0]; - break; - - case XFER_UDMA_5: - case XFER_UDMA_4: - case XFER_UDMA_3: - case XFER_UDMA_2: - case XFER_UDMA_1: - case XFER_UDMA_0: - dma_timing |= dma_modes[2]; - ultra_timing |= ((udma_modes[speed - XFER_UDMA_0]) << (4*unit)); - ultra_enable |= (0x01 << drive->dn); - default: - break; - } + if (speed >= XFER_UDMA_0) { + dma_timing |= dma_modes[2]; + ultra_timing |= (udma_modes[speed - XFER_UDMA_0] << (4 * unit)); + ultra_enable |= (0x01 << drive->dn); + } else if (speed >= XFER_MW_DMA_0) + dma_timing |= dma_modes[speed - XFER_MW_DMA_0]; pci_write_config_byte(dev, drive_pci2[drive->dn], dma_timing); pci_write_config_byte(dev, (0x56|hwif->channel), ultra_timing); @@ -366,12 +353,17 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif) } } +#define IDE_HFLAGS_SVWKS \ + (IDE_HFLAG_LEGACY_IRQS | \ + IDE_HFLAG_ABUSE_SET_DMA_MODE | \ + IDE_HFLAG_BOOTABLE) + static const struct ide_port_info serverworks_chipsets[] __devinitdata = { { /* 0 */ .name = "SvrWks OSB4", .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE, + .host_flags = IDE_HFLAGS_SVWKS, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, .udma_mask = 0x00, /* UDMA is problematic on OSB4 */ @@ -379,7 +371,7 @@ static const struct ide_port_info serverworks_chipsets[] __devinitdata = { .name = "SvrWks CSB5", .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE, + .host_flags = IDE_HFLAGS_SVWKS, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, .udma_mask = ATA_UDMA5, @@ -387,7 +379,7 @@ static const struct ide_port_info serverworks_chipsets[] __devinitdata = { .name = "SvrWks CSB6", .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_BOOTABLE, + .host_flags = IDE_HFLAGS_SVWKS, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, .udma_mask = ATA_UDMA5, @@ -395,8 +387,7 @@ static const struct ide_port_info serverworks_chipsets[] __devinitdata = { .name = "SvrWks CSB6", .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_SINGLE | - IDE_HFLAG_BOOTABLE, + .host_flags = IDE_HFLAGS_SVWKS | IDE_HFLAG_SINGLE, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, .udma_mask = ATA_UDMA5, @@ -404,8 +395,7 @@ static const struct ide_port_info serverworks_chipsets[] __devinitdata = { .name = "SvrWks HT1000", .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .host_flags = IDE_HFLAG_LEGACY_IRQS | IDE_HFLAG_SINGLE | - IDE_HFLAG_BOOTABLE, + .host_flags = IDE_HFLAGS_SVWKS | IDE_HFLAG_SINGLE, .pio_mask = ATA_PIO4, .mwdma_mask = ATA_MWDMA2, .udma_mask = ATA_UDMA5, |