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PM / devfreq: allow governors to use devfreq_get_freq_level

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

Change-Id: Idf7246b05775a52f088c52b898d98fbab4fd942c
Signed-off-by: Jeremy Gebben <jgebben@codeaurora.org>
Signed-off-by: Vladimir Razgulin <vrazguli@codeaurora.org>
This commit is contained in:
Jeremy Gebben
2013-06-12 17:21:36 -06:00
committed by Vladimir Razgulin
parent d24922d947
commit a59ce7e578
2 changed files with 3 additions and 1 deletions
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drivers/devfreq/devfreq.c
+2 -1
View File
@@ -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
View File
@@ -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 */