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Commit 3d41a999 authored by Matthias Kaehlcke's avatar Matthias Kaehlcke Committed by Akhil P Oommen
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PM / devfreq: Make update_devfreq() public 



Currently update_devfreq() is only visible to devfreq governors outside
of devfreq.c. Make it public to allow drivers that adjust devfreq policies
to cause a re-evaluation of the frequency after a policy change.

Change-Id: I629c39eaa441a4d1cb675f73f0efb679e7a9e702
Signed-off-by: default avatarMatthias Kaehlcke <mka@chromium.org>
Reviewed-by: default avatarBrian Norris <briannorris@chromium.org>
Reviewed-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: default avatarMyungJoo Ham <myungjoo.ham@samsung.com>
Git-commit: b596d895fa2957e136a6b398b97b06bd42b51291
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


Signed-off-by: default avatarAkhil P Oommen <akhilpo@codeaurora.org>
parent a58339e5

drivers/devfreq/governor.h

+0 −3
Original line number Diff line number Diff line
@@ -54,9 +54,6 @@ struct devfreq_governor { 
				unsigned int event, void *data);

};



/* Caution: devfreq->lock must be locked before calling update_devfreq */

extern int update_devfreq(struct devfreq *devfreq);



extern void devfreq_monitor_start(struct devfreq *devfreq);

extern void devfreq_monitor_stop(struct devfreq *devfreq);

extern void devfreq_monitor_suspend(struct devfreq *devfreq);

include/linux/devfreq.h

+8 −0
Original line number Diff line number Diff line
@@ -188,6 +188,14 @@ extern void devm_devfreq_remove_device(struct device *dev, 
extern int devfreq_suspend_device(struct devfreq *devfreq);

extern int devfreq_resume_device(struct devfreq *devfreq);



/**

 * update_devfreq() - Reevaluate the device and configure frequency

 * @devfreq:	the devfreq device

 *

 * Note: devfreq->lock must be held

 */

extern int update_devfreq(struct devfreq *devfreq);



/* Helper functions for devfreq user device driver with OPP. */

extern struct dev_pm_opp *devfreq_recommended_opp(struct device *dev,

					   unsigned long *freq, u32 flags);