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| 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 | 04d09b0e62f2180a7e3fa8578ed778eca0c454fd (patch) | |
| tree | fbb1d2e3bcd03127887a8286c121980c5b4a2ad8 /drivers/ide/ide-taskfile.c | |
| parent | b6308ee0c55acd2e943d849773c9f0a49c516317 (diff) | |
| download | linux-stable-04d09b0e62f2180a7e3fa8578ed778eca0c454fd.tar.gz linux-stable-04d09b0e62f2180a7e3fa8578ed778eca0c454fd.tar.bz2 linux-stable-04d09b0e62f2180a7e3fa8578ed778eca0c454fd.zip | |
ide: set IDE_TFLAG_WRITE basing on data phase used in ide_taskfile_ioctl()
Also take care of fixing up incorrect TASKFILE_IN_DMA[Q] data phase when
IDE_DRIVE_TASK_RAW_WRITE is requested (no need to do it for TASKFILE_NO_DATA
and TASKFILE_[MULTI]_IN -- it had no chance of working previously).
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/ide-taskfile.c')
| -rw-r--r-- | drivers/ide/ide-taskfile.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 249a707f88a4..647216c772d9 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -586,7 +586,14 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) if (req_task->in_flags.b.data) cmd.ftf_flags |= IDE_FTFLAG_IN_DATA; - switch(req_task->data_phase) { + if (req_task->req_cmd == IDE_DRIVE_TASK_RAW_WRITE) { + /* fixup data phase if needed */ + if (req_task->data_phase == TASKFILE_IN_DMAQ || + req_task->data_phase == TASKFILE_IN_DMA) + cmd.data_phase = TASKFILE_OUT_DMA; + } + + switch (cmd.data_phase) { case TASKFILE_MULTI_OUT: if (!drive->mult_count) { /* (hs): give up if multcount is not set */ @@ -601,6 +608,7 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) /* fall through */ case TASKFILE_OUT_DMAQ: case TASKFILE_OUT_DMA: + cmd.tf_flags |= IDE_TFLAG_WRITE; nsect = taskout / SECTOR_SIZE; data_buf = outbuf; break; @@ -641,9 +649,6 @@ int ide_taskfile_ioctl(ide_drive_t *drive, unsigned long arg) } } - if (req_task->req_cmd == IDE_DRIVE_TASK_RAW_WRITE) - cmd.tf_flags |= IDE_TFLAG_WRITE; - err = ide_raw_taskfile(drive, &cmd, data_buf, nsect); memcpy(req_task->hob_ports, &cmd.tf_array[0], |