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[SCSI] Revert "[SCSI] scsi_pm: set device runtime state before parent suspended" 

This reverts commit 33a2285d96.

With commit 88d26136a2 (PM: Prevent
runtime suspend during system resume), this patch is no longer needed.

Signed-off-by: Aaron Lu <aaron.lu@intel.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Aaron Lu 2012-11-09 15:27:52 +08:00 committed by James Bottomley
parent a01475637c
commit 63347905db
1 changed files with 11 additions and 12 deletions
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23
drivers/scsi/scsi_pm.c
View File

@ -76,24 +76,23 @@ static int scsi_bus_resume_common(struct device *dev)
{
int err = 0;
/*
* Parent device may have runtime suspended as soon as
* it is woken up during the system resume.
*
* Resume it on behalf of child.
*/
pm_runtime_get_sync(dev->parent);
if (scsi_is_sdev_device(dev))
if (scsi_is_sdev_device(dev)) {
/*
* Parent device may have runtime suspended as soon as
* it is woken up during the system resume.
*
* Resume it on behalf of child.
*/
pm_runtime_get_sync(dev->parent);
err = scsi_dev_type_resume(dev);
pm_runtime_put_sync(dev->parent);
}
if (err == 0) {
pm_runtime_disable(dev);
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
}
pm_runtime_put_sync(dev->parent);
return err;
}