diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index edd0018c49887b33ba62e4c6050766ce86d2152a..780911e0537e516c20f1c78c19f63d96e47667f7 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -471,7 +471,7 @@ EXPORT_SYMBOL(ide_dma_off); void ide_dma_host_on(ide_drive_t *drive) { - if (drive->using_dma) { + if (1) { ide_hwif_t *hwif = HWIF(drive); u8 unit = (drive->select.b.unit & 0x01); u8 dma_stat = hwif->INB(hwif->dma_status); diff --git a/drivers/ide/ide-iops.c b/drivers/ide/ide-iops.c index 76cb5f2bd4e6d9a077bb61799a0dac8ddde15889..e30f67e09b9c28c6b2f1d1d93c6e4f6cfe4bef2e 100644 --- a/drivers/ide/ide-iops.c +++ b/drivers/ide/ide-iops.c @@ -799,7 +799,8 @@ int ide_config_drive_speed(ide_drive_t *drive, u8 speed) skip: #ifdef CONFIG_BLK_DEV_IDEDMA - if (speed >= XFER_SW_DMA_0 || (hwif->host_flags & IDE_HFLAG_VDMA)) + if ((speed >= XFER_SW_DMA_0 || (hwif->host_flags & IDE_HFLAG_VDMA)) && + drive->using_dma) hwif->dma_host_on(drive); else if (hwif->dma_host_on) /* check if host supports DMA */ ide_dma_off_quietly(drive); diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c index 78058ca2ce769e2e667de5ddef78a25ae5ffb5db..2bd52af83d37d9c8110ef72bd672cd111f1753f1 100644 --- a/drivers/ide/pci/cs5520.c +++ b/drivers/ide/pci/cs5520.c @@ -109,8 +109,7 @@ static void cs5520_set_dma_mode(ide_drive_t *drive, const u8 speed) static void cs5520_dma_host_on(ide_drive_t *drive) { - if (drive->using_dma) - drive->vdma = 1; + drive->vdma = 1; ide_dma_host_on(drive); } diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index 8a94c3e8f7c4ed24e97c6d3ca029346cdd0fa4fc..9303dfee7780a4507f1edc9fd94db0669d7e71e1 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -221,7 +221,7 @@ static void sc1200_set_pio_mode(ide_drive_t *drive, const u8 pio) if (mode != -1) { printk("SC1200: %s: changing (U)DMA mode\n", drive->name); ide_dma_off_quietly(drive); - if (ide_set_dma_mode(drive, mode) == 0) + if (ide_set_dma_mode(drive, mode) == 0 && drive->using_dma) hwif->dma_host_on(drive); return; }