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PM: devfreq: init performance/powersave governor

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Performance and powersave governor's get_target_freq
is not called if driver chooses one of these two governors.
Add init function in governor profile to call update_devfreq
which will call get_target_freq subsequently.

Signed-off-by: Xiaoguang Chen <chenxg@marvell.com>
Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Xiaoguang Chen 2012-04-29 22:51:31 +02:00 committed by Rafael J. Wysocki
parent 69964ea4c7
commit 0b7c328fd3
2 changed files with 14 additions and 0 deletions
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7
drivers/devfreq/governor_performance.c
View File

@ -10,6 +10,7 @@
*/ */
#include <linux/devfreq.h> #include <linux/devfreq.h>
#include "governor.h"
static int devfreq_performance_func(struct devfreq *df, static int devfreq_performance_func(struct devfreq *df,
unsigned long *freq) unsigned long *freq)
@ -25,8 +26,14 @@ static int devfreq_performance_func(struct devfreq *df,
return 0; return 0;
} }
static int performance_init(struct devfreq *devfreq)
{
return update_devfreq(devfreq);
}
const struct devfreq_governor devfreq_performance = { const struct devfreq_governor devfreq_performance = {
.name = "performance", .name = "performance",
.init = performance_init,
.get_target_freq = devfreq_performance_func, .get_target_freq = devfreq_performance_func,
.no_central_polling = true, .no_central_polling = true,
}; };

7
drivers/devfreq/governor_powersave.c
View File

@ -10,6 +10,7 @@
*/ */
#include <linux/devfreq.h> #include <linux/devfreq.h>
#include "governor.h"
static int devfreq_powersave_func(struct devfreq *df, static int devfreq_powersave_func(struct devfreq *df,
unsigned long *freq) unsigned long *freq)
@ -22,8 +23,14 @@ static int devfreq_powersave_func(struct devfreq *df,
return 0; return 0;
} }
static int powersave_init(struct devfreq *devfreq)
{
return update_devfreq(devfreq);
}
const struct devfreq_governor devfreq_powersave = { const struct devfreq_governor devfreq_powersave = {
.name = "powersave", .name = "powersave",
.init = powersave_init,
.get_target_freq = devfreq_powersave_func, .get_target_freq = devfreq_powersave_func,
.no_central_polling = true, .no_central_polling = true,
}; };