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PM / QoS: Remove global notifiers

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They were never used in the kernel, so get rid of them.

Signed-off-by: Viresh Kumar <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Viresh Kumar 2017-02-22 13:58:52 +05:30 • committed by Rafael J. Wysocki
commit d08d1b27fe
3 changed files with 5 additions and 66 deletions
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13
Documentation/power/pm_qos_interface.txt
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@ -163,8 +163,7 @@ of flags and remove sysfs attributes pm_qos_no_power_off and pm_qos_remote_wakeu
under the device's power directory.
Notification mechanisms:
The per-device PM QoS framework has 2 different and distinct notification trees:
a per-device notification tree and a global notification tree.
The per-device PM QoS framework has a per-device notification tree.
int dev_pm_qos_add_notifier(device, notifier):
Adds a notification callback function for the device.
@ -174,16 +173,6 @@ is changed (for resume latency device PM QoS only).
int dev_pm_qos_remove_notifier(device, notifier):
Removes the notification callback function for the device.
int dev_pm_qos_add_global_notifier(notifier):
Adds a notification callback function in the global notification tree of the
framework.
The callback is called when the aggregated value for any device is changed
(for resume latency device PM QoS only).
int dev_pm_qos_remove_global_notifier(notifier):
Removes the notification callback function from the global notification tree
of the framework.
Active state latency tolerance