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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-26 20:13:02 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-26 20:13:02 +0100
commitf37aaf9edeba3f4ae10d22aefc09c06af9ea39b6 (patch)
tree167b73d875f3f5c36e9c4378d6e499cf08a46205
parent8ae60e34dd737ed3bef64b08130478393d9c4e8a (diff)
ide: move drive->using_dma check to callers of ->dma_host_on method
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-dma.c2
-rw-r--r--drivers/ide/ide-iops.c3
-rw-r--r--drivers/ide/pci/cs5520.c3
-rw-r--r--drivers/ide/pci/sc1200.c2
4 files changed, 5 insertions, 5 deletions
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index edd0018c4988..780911e0537e 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 76cb5f2bd4e6..e30f67e09b9c 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 78058ca2ce76..2bd52af83d37 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 8a94c3e8f7c4..9303dfee7780 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;
}