diff options
| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-27 12:46:38 +0100 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-27 12:46:38 +0100 |
| commit | b6308ee0c55acd2e943d849773c9f0a49c516317 (patch) | |
| tree | e56f59a7935fccdf0145ffd4638a066bf4ba1e17 /drivers/ide/ide-dma.c | |
| parent | adb1af9803d167091c2cb4de14014185054bfe2c (diff) | |
| download | lwn-b6308ee0c55acd2e943d849773c9f0a49c516317.tar.gz lwn-b6308ee0c55acd2e943d849773c9f0a49c516317.zip | |
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.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index 54f17ae9225d..cba9fe585d87 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); |