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path: root/drivers/ide/ide-taskfile.c
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Diffstat (limited to 'drivers/ide/ide-taskfile.c')
-rw-r--r--drivers/ide/ide-taskfile.c33
1 files changed, 1 insertions, 32 deletions
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c
index cf55a48a7dd2..1fbdb746dc88 100644
--- a/drivers/ide/ide-taskfile.c
+++ b/drivers/ide/ide-taskfile.c
@@ -8,28 +8,18 @@
* The big the bad and the ugly.
*/
-#include <linux/module.h>
#include <linux/types.h>
#include <linux/string.h>
#include <linux/kernel.h>
-#include <linux/timer.h>
-#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
-#include <linux/major.h>
#include <linux/errno.h>
-#include <linux/genhd.h>
-#include <linux/blkpg.h>
#include <linux/slab.h>
-#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/hdreg.h>
#include <linux/ide.h>
-#include <linux/bitops.h>
#include <linux/scatterlist.h>
-#include <asm/byteorder.h>
-#include <asm/irq.h>
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -62,25 +52,6 @@ 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 +110,7 @@ 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);
@@ -183,7 +153,6 @@ static ide_startstop_t set_geometry_intr(ide_drive_t *drive)
if (stat & (ERR_STAT|DRQ_STAT))
return ide_error(drive, "set_geometry_intr", stat);
- BUG_ON(HWGROUP(drive)->handler != NULL);
ide_set_handler(drive, &set_geometry_intr, WAIT_WORSTCASE, NULL);
return ide_started;
}