A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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thermal: disable polling if passive_delay and polling_delay are both unset

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Otherwise polling will continue for the thermal zone even when
it is no longer needed, for example because forced passive cooling
was disabled.

Signed-off-by: Frans Pop <[email protected]>
Acked-by: Matthew Garrett <[email protected]>
Acked-by: Zhang Rui <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Len Brown <[email protected]>
This commit is contained in:
Frans Pop 2009-10-26 08:39:04 +01:00 • committed by Len Brown
commit 3767cb54ac
1 changed files with 2 additions and 0 deletions
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2
drivers/thermal/thermal_sys.c
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@ -1019,6 +1019,8 @@ void thermal_zone_device_update(struct thermal_zone_device *tz)
thermal_zone_device_set_polling(tz, tz->passive_delay);
else if (tz->polling_delay)
thermal_zone_device_set_polling(tz, tz->polling_delay);
else
thermal_zone_device_set_polling(tz, 0);
mutex_unlock(&tz->lock);
}
EXPORT_SYMBOL(thermal_zone_device_update);