diff options
Diffstat (limited to 'drivers/ide')
| -rw-r--r-- | drivers/ide/pci/sl82c105.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index 170a2619905..1cb8afe9cb3 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -164,7 +164,7 @@ static int sl82c105_check_drive (ide_drive_t *drive) return hwif->ide_dma_on(drive); } - if (__ide_dma_good_drive(drive)) + if (__ide_dma_good_drive(drive) && id->eide_dma_time < 150) return hwif->ide_dma_on(drive); } while (0); @@ -259,10 +259,8 @@ static int sl82c105_ide_dma_on (ide_drive_t *drive) { DBG(("sl82c105_ide_dma_on(drive:%s)\n", drive->name)); - if (config_for_dma(drive)) { - config_for_pio(drive, 4, 0, 0); - return HWIF(drive)->ide_dma_off_quietly(drive); - } + if (config_for_dma(drive)) + return 1; printk(KERN_INFO "%s: DMA enabled\n", drive->name); return __ide_dma_on(drive); } @@ -278,7 +276,6 @@ static int sl82c105_ide_dma_off_quietly (ide_drive_t *drive) if (drive->pio_speed) speed = drive->pio_speed - XFER_PIO_0; config_for_pio(drive, speed, 0, 1); - drive->current_speed = drive->pio_speed; return rc; } @@ -401,11 +398,9 @@ static unsigned int __devinit init_chipset_sl82c105(struct pci_dev *dev, const c /* * Initialise the chip */ - static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) { unsigned int rev; - u8 dma_state; DBG(("init_hwif_sl82c105(hwif: ide%d)\n", hwif->index)); @@ -431,7 +426,6 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) if (!hwif->dma_base) return; - dma_state = hwif->INB(hwif->dma_base + 2) & ~0x60; rev = sl82c105_bridge_revision(hwif->pci_dev); if (rev <= 5) { /* @@ -441,11 +435,8 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) printk(" %s: Winbond 553 bridge revision %d, BM-DMA disabled\n", hwif->name, rev); } else { - dma_state |= 0x60; - hwif->atapi_dma = 1; - hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; + hwif->mwdma_mask = 0x04; hwif->ide_dma_check = &sl82c105_check_drive; hwif->ide_dma_on = &sl82c105_ide_dma_on; @@ -462,7 +453,6 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) if (hwif->mate) hwif->serialized = hwif->mate->serialized = 1; } - hwif->OUTB(dma_state, hwif->dma_base + 2); } static ide_pci_device_t sl82c105_chipset __devinitdata = { |