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path: root/drivers/ide/pci/cmd64x.c
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Diffstat (limited to 'drivers/ide/pci/cmd64x.c')
-rw-r--r--drivers/ide/pci/cmd64x.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index bc553337b1be..0b1e9479f019 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -322,8 +322,6 @@ static void cmd64x_set_dma_mode(ide_drive_t *drive, const u8 speed)
case XFER_MW_DMA_0:
program_cycle_times(drive, 480, 215);
break;
- default:
- return;
}
if (speed >= XFER_SW_DMA_0)
@@ -333,14 +331,15 @@ static void cmd64x_set_dma_mode(ide_drive_t *drive, const u8 speed)
static int cmd648_ide_dma_end (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
+ unsigned long base = hwif->dma_base - (hwif->channel * 8);
int err = __ide_dma_end(drive);
u8 irq_mask = hwif->channel ? MRDMODE_INTR_CH1 :
MRDMODE_INTR_CH0;
- u8 mrdmode = inb(hwif->dma_master + 0x01);
+ u8 mrdmode = inb(base + 1);
/* clear the interrupt bit */
outb((mrdmode & ~(MRDMODE_INTR_CH0 | MRDMODE_INTR_CH1)) | irq_mask,
- hwif->dma_master + 0x01);
+ base + 1);
return err;
}
@@ -365,10 +364,11 @@ static int cmd64x_ide_dma_end (ide_drive_t *drive)
static int cmd648_ide_dma_test_irq (ide_drive_t *drive)
{
ide_hwif_t *hwif = HWIF(drive);
+ unsigned long base = hwif->dma_base - (hwif->channel * 8);
u8 irq_mask = hwif->channel ? MRDMODE_INTR_CH1 :
MRDMODE_INTR_CH0;
u8 dma_stat = inb(hwif->dma_status);
- u8 mrdmode = inb(hwif->dma_master + 0x01);
+ u8 mrdmode = inb(base + 1);
#ifdef DEBUG
printk("%s: dma_stat: 0x%02x mrdmode: 0x%02x irq_mask: 0x%02x\n",