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Commit 7a56dcfa authored by Jeremy Gebben's avatar Jeremy Gebben Committed by Stephen Boyd
Browse files

PM / devfreq: allow governors to use devfreq_get_freq_level 



Level based governors may need to perform this lookup to
interpret the current frequency of the device.

Change-Id: Idf7246b05775a52f088c52b898d98fbab4fd942c
Signed-off-by: default avatarJeremy Gebben <jgebben@codeaurora.org>
Signed-off-by: default avatarVladimir Razgulin <vrazguli@codeaurora.org>
parent 0e5b3352

drivers/devfreq/devfreq.c

+2 −1
Original line number Diff line number Diff line
@@ -73,7 +73,7 @@ static struct devfreq *find_device_devfreq(struct device *dev) 
 * @devfreq:	the devfreq instance

 * @freq:	the target frequency

 */

static int devfreq_get_freq_level(struct devfreq *devfreq, unsigned long freq)

int devfreq_get_freq_level(struct devfreq *devfreq, unsigned long freq)

{

	int lev;
@@ -83,6 +83,7 @@ static int devfreq_get_freq_level(struct devfreq *devfreq, unsigned long freq) 


	return -EINVAL;

}

EXPORT_SYMBOL(devfreq_get_freq_level);



/**

 * devfreq_update_status() - Update statistics of devfreq behavior

drivers/devfreq/governor.h

+1 −0
Original line number Diff line number Diff line
@@ -38,4 +38,5 @@ extern void devfreq_interval_update(struct devfreq *devfreq, 
extern int devfreq_add_governor(struct devfreq_governor *governor);

extern int devfreq_remove_governor(struct devfreq_governor *governor);



extern int devfreq_get_freq_level(struct devfreq *devfreq, unsigned long freq);

#endif /* _GOVERNOR_H */