openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ide-atapi: setup dma for ide-cd 

There should be no functional change resulting from this patch.

Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Borislav Petkov 2009-01-02 16:12:52 +01:00 committed by Bartlomiej Zolnierkiewicz
parent ed48554fad
commit 4f02ff06b4
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/ide/ide-atapi.c
View File

@ -575,8 +575,9 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, unsigned int timeout,
ide_dma_off(drive);
}
if ((pc->flags & PC_FLAG_DMA_OK) &&
(drive->dev_flags & IDE_DFLAG_USING_DMA)) {
if (((pc->flags & PC_FLAG_DMA_OK) &&
(drive->dev_flags & IDE_DFLAG_USING_DMA)) ||
drive->dma) {
if (scsi)
hwif->sg_mapped = 1;
drive->dma = !hwif->dma_ops->dma_setup(drive);