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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-16 22:33:43 +0400
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-16 22:33:43 +0400
commit07fe69d5d0b6e476cecaf75e81c0c6093571087b (patch)
tree7baba66849ab727b4587b557d2ed2457f15ca8f1 /drivers/ide/ide-taskfile.c
parente193c3e141df4b536ed077b29c83a96768333607 (diff)
downloadlinux-07fe69d5d0b6e476cecaf75e81c0c6093571087b.tar.xz
ide: allow any command requesting DMA data phase for HDIO_DRIVE_TASKFILE
Allow any command requesting DMA data phase for HDIO_DRIVE_TASKFILE ioctl and remove no longer needed task_dma_ok() Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/ide-taskfile.c')
-rw-r--r--drivers/ide/ide-taskfile.c22
1 files changed, 1 insertions, 21 deletions
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index cf55a48a7dd2..994a5161c040 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -62,25 +62,6 @@ int taskfile_lib_get_identify (ide_drive_t *drive, u8 *buf)
return ide_raw_taskfile(drive, &args, buf, 1);
}
-static int inline task_dma_ok(ide_task_t *task)
-{
- if (blk_fs_request(task->rq) || (task->tf_flags & IDE_TFLAG_FLAGGED))
- return 1;
-
- switch (task->tf.command) {
- case WIN_WRITEDMA_ONCE:
- case WIN_WRITEDMA:
- case WIN_WRITEDMA_EXT:
- case WIN_READDMA_ONCE:
- case WIN_READDMA:
- case WIN_READDMA_EXT:
- case WIN_IDENTIFY_DMA:
- return 1;
- }
-
- return 0;
-}
-
static ide_startstop_t task_no_data_intr(ide_drive_t *);
static ide_startstop_t set_geometry_intr(ide_drive_t *);
static ide_startstop_t recal_intr(ide_drive_t *);
@@ -139,8 +120,7 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task)
WAIT_WORSTCASE, NULL);
return ide_started;
default:
- if (task_dma_ok(task) == 0 || drive->using_dma == 0 ||
- dma_ops->dma_setup(drive))
+ if (drive->using_dma == 0 || dma_ops->dma_setup(drive))
return ide_stopped;
dma_ops->dma_exec_cmd(drive, tf->command);
dma_ops->dma_start(drive);