summaryrefslogtreecommitdiffstats
path: root/drivers/ide/ide-dma.c
diff options
context:
space:
mode:
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-27 12:46:38 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-27 12:46:38 +0100
commitb6308ee0c55acd2e943d849773c9f0a49c516317 (patch)
treee56f59a7935fccdf0145ffd4638a066bf4ba1e17 /drivers/ide/ide-dma.c
parentadb1af9803d167091c2cb4de14014185054bfe2c (diff)
downloadop-kernel-dev-b6308ee0c55acd2e943d849773c9f0a49c516317.zip
op-kernel-dev-b6308ee0c55acd2e943d849773c9f0a49c516317.tar.gz
ide: move command related fields from ide_hwif_t to struct ide_cmd
* Move command related fields from ide_hwif_t to struct ide_cmd. * Make ide_init_sg_cmd() take command and sectors number as arguments. There should be no functional changes caused by this patch. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/ide-dma.c')
-rw-r--r--drivers/ide/ide-dma.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
index 54f17ae..cba9fe5 100644
--- a/drivers/ide/ide-dma.c
+++ b/drivers/ide/ide-dma.c
@@ -128,21 +128,22 @@ int ide_build_sglist(ide_drive_t *drive, struct request *rq)
{
ide_hwif_t *hwif = drive->hwif;
struct scatterlist *sg = hwif->sg_table;
+ struct ide_cmd *cmd = &hwif->cmd;
int i;
ide_map_sg(drive, rq);
if (rq_data_dir(rq) == READ)
- hwif->sg_dma_direction = DMA_FROM_DEVICE;
+ cmd->sg_dma_direction = DMA_FROM_DEVICE;
else
- hwif->sg_dma_direction = DMA_TO_DEVICE;
+ cmd->sg_dma_direction = DMA_TO_DEVICE;
- i = dma_map_sg(hwif->dev, sg, hwif->sg_nents, hwif->sg_dma_direction);
+ i = dma_map_sg(hwif->dev, sg, cmd->sg_nents, cmd->sg_dma_direction);
if (i == 0)
ide_map_sg(drive, rq);
else {
- hwif->orig_sg_nents = hwif->sg_nents;
- hwif->sg_nents = i;
+ cmd->orig_sg_nents = cmd->sg_nents;
+ cmd->sg_nents = i;
}
return i;
@@ -162,9 +163,10 @@ int ide_build_sglist(ide_drive_t *drive, struct request *rq)
void ide_destroy_dmatable(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
+ struct ide_cmd *cmd = &hwif->cmd;
- dma_unmap_sg(hwif->dev, hwif->sg_table, hwif->orig_sg_nents,
- hwif->sg_dma_direction);
+ dma_unmap_sg(hwif->dev, hwif->sg_table, cmd->orig_sg_nents,
+ cmd->sg_dma_direction);
}
EXPORT_SYMBOL_GPL(ide_destroy_dmatable);
OpenPOWER on IntegriCloud