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Revert "PM: runtime: Fix unpaired parent child_count for force_resume"

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This reverts commit 6c799f6c74 as it
breaks the abi and is only needed for one specific platform that the
Android gki kernel does not support.

Bug: 161946584
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: If66257249516678fe59b7854c925d9a58ac298ff
This commit is contained in:
Greg Kroah-Hartman 2021-05-19 18:18:33 +02:00
commit 53eb605ccd
2 changed files with 3 additions and 8 deletions
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10
drivers/base/power/runtime.c
View file

@ -1610,7 +1610,6 @@ void pm_runtime_init(struct device *dev)
dev->power.request_pending = false;
dev->power.request = RPM_REQ_NONE;
dev->power.deferred_resume = false;
dev->power.needs_force_resume = 0;
INIT_WORK(&dev->power.work, pm_runtime_work);
dev->power.timer_expires = 0;
@ -1778,12 +1777,10 @@ int pm_runtime_force_suspend(struct device *dev)
* its parent, but set its status to RPM_SUSPENDED anyway in case this
* function will be called again for it in the meantime.
*/
if (pm_runtime_need_not_resume(dev)) {
if (pm_runtime_need_not_resume(dev))
pm_runtime_set_suspended(dev);
} else {
else
__update_runtime_status(dev, RPM_SUSPENDED);
dev->power.needs_force_resume = 1;
}
return 0;
@ -1810,7 +1807,7 @@ int pm_runtime_force_resume(struct device *dev)
int (*callback)(struct device *);
int ret = 0;
if (!pm_runtime_status_suspended(dev) || !dev->power.needs_force_resume)
if (!pm_runtime_status_suspended(dev) || pm_runtime_need_not_resume(dev))
goto out;
/*
@ -1829,7 +1826,6 @@ int pm_runtime_force_resume(struct device *dev)
pm_runtime_mark_last_busy(dev);
out:
dev->power.needs_force_resume = 0;
pm_runtime_enable(dev);
return ret;
}

1
include/linux/pm.h
View file

@ -617,7 +617,6 @@ struct dev_pm_info {
unsigned int idle_notification:1;
unsigned int request_pending:1;
unsigned int deferred_resume:1;
unsigned int needs_force_resume:1;
unsigned int runtime_auto:1;
bool ignore_children:1;
unsigned int no_callbacks:1;