ide-disk: add idedisk_set_doorlock() helper
There should be no functionality changes caused by this patch.
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index d8fdd86..364dc57 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -975,6 +975,17 @@
#endif
};
+static int idedisk_set_doorlock(ide_drive_t *drive, int on)
+{
+ ide_task_t task;
+
+ memset(&task, 0, sizeof(task));
+ task.tf.command = on ? WIN_DOORLOCK : WIN_DOORUNLOCK;
+ task.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE;
+
+ return ide_no_data_taskfile(drive, &task);
+}
+
static int idedisk_open(struct inode *inode, struct file *filp)
{
struct gendisk *disk = inode->i_bdev->bd_disk;
@@ -989,17 +1000,13 @@
idkp->openers++;
if (drive->removable && idkp->openers == 1) {
- ide_task_t args;
- memset(&args, 0, sizeof(ide_task_t));
- args.tf.command = WIN_DOORLOCK;
- args.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE;
check_disk_change(inode->i_bdev);
/*
* Ignore the return code from door_lock,
* since the open() has already succeeded,
* and the door_lock is irrelevant at this point.
*/
- if (drive->doorlocking && ide_no_data_taskfile(drive, &args))
+ if (drive->doorlocking && idedisk_set_doorlock(drive, 1))
drive->doorlocking = 0;
}
return 0;
@@ -1015,11 +1022,7 @@
ide_cacheflush_p(drive);
if (drive->removable && idkp->openers == 1) {
- ide_task_t args;
- memset(&args, 0, sizeof(ide_task_t));
- args.tf.command = WIN_DOORUNLOCK;
- args.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE;
- if (drive->doorlocking && ide_no_data_taskfile(drive, &args))
+ if (drive->doorlocking && idedisk_set_doorlock(drive, 0))
drive->doorlocking = 0;
}