thermal: core: skip update disabled thermal zones after suspend (ff54bbd1) · Commits · 戴 / test

It is unnecessary to update disabled thermal zones post suspend and sometimes leads error/warning in bad behaved thermal drivers. Signed-off-by:

drivers/thermal/thermal_core.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -1494,6 +1494,7 @@ static int thermal_pm_notify(struct notifier_block *nb,
		unsigned long mode, void *_unused)
		{
		struct thermal_zone_device *tz;
		enum thermal_device_mode tz_mode;

		switch (mode) {
		case PM_HIBERNATION_PREPARE:
		@@ -1506,6 +1507,13 @@ static int thermal_pm_notify(struct notifier_block *nb,
		case PM_POST_SUSPEND:
		atomic_set(&in_suspend, 0);
		list_for_each_entry(tz, &thermal_tz_list, node) {
		tz_mode = THERMAL_DEVICE_ENABLED;
		if (tz->ops->get_mode)
		tz->ops->get_mode(tz, &tz_mode);

		if (tz_mode == THERMAL_DEVICE_DISABLED)
		continue;

		thermal_zone_device_init(tz);
		thermal_zone_device_update(tz,
		THERMAL_EVENT_UNSPECIFIED);