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ide-disk: move IDE_DFLAG_DOORLOCKING flag handling to idedisk_set_doorlock()

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There should be no functional changes caused by this patch.

Acked-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-10-17 18:09:10 +02:00
parent d7e7475968
commit 81ee1bb51f
1 changed files with 13 additions and 9 deletions
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22
drivers/ide/ide-disk.c
View file

@ -817,12 +817,21 @@ static ide_driver_t idedisk_driver = {
static int idedisk_set_doorlock(ide_drive_t *drive, int on)
{
ide_task_t task;
int ret;
if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) == 0)
return 0;
memset(&task, 0, sizeof(task));
task.tf.command = on ? ATA_CMD_MEDIA_LOCK : ATA_CMD_MEDIA_UNLOCK;
task.tf_flags = IDE_TFLAG_TF | IDE_TFLAG_DEVICE;
return ide_no_data_taskfile(drive, &task);
ret = ide_no_data_taskfile(drive, &task);
if (ret)
drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
return ret;
}
static int idedisk_open(struct inode *inode, struct file *filp)
@ -845,9 +854,7 @@ static int idedisk_open(struct inode *inode, struct file *filp)
* since the open() has already succeeded,
* and the door_lock is irrelevant at this point.
*/
if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) &&
idedisk_set_doorlock(drive, 1))
drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
idedisk_set_doorlock(drive, 1);
check_disk_change(inode->i_bdev);
}
return 0;
@ -862,11 +869,8 @@ static int idedisk_release(struct inode *inode, struct file *filp)
if (idkp->openers == 1)
ide_cacheflush_p(drive);
if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1) {
if ((drive->dev_flags & IDE_DFLAG_DOORLOCKING) &&
idedisk_set_doorlock(drive, 0))
drive->dev_flags &= ~IDE_DFLAG_DOORLOCKING;
}
if ((drive->dev_flags & IDE_DFLAG_REMOVABLE) && idkp->openers == 1)
idedisk_set_doorlock(drive, 0);
idkp->openers--;