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authorNishanth Menon <nm@ti.com>2012-10-29 15:01:44 -0500
committerMyungJoo Ham <myungjoo.ham@samsung.com>2012-11-20 18:46:22 +0900
commit83116e66a232184f733ecf09a41817cf893ede98 (patch)
tree203d314f47495a7a5615abcd4575567043a4763d /drivers/devfreq/governor_simpleondemand.c
parentPM / devfreq: provide hooks for governors to be registered (diff)
downloadlinux-dev-83116e66a232184f733ecf09a41817cf893ede98.tar.xz
linux-dev-83116e66a232184f733ecf09a41817cf893ede98.zip
PM / devfreq: register governors with devfreq framework
With the new registration functions, governors can be now registered with devfreq framework. NOTE: generates 'discards qualifiers from pointer target type' build warnings, which the next patche in this series fixes Cc: Rajagopal Venkat <rajagopal.venkat@linaro.org> Cc: MyungJoo Ham <myungjoo.ham@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Cc: Kevin Hilman <khilman@ti.com> Cc: linux-pm@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Nishanth Menon <nm@ti.com> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Diffstat (limited to 'drivers/devfreq/governor_simpleondemand.c')
-rw-r--r--drivers/devfreq/governor_simpleondemand.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/devfreq/governor_simpleondemand.c b/drivers/devfreq/governor_simpleondemand.c
index b5cf0fb24efe..85f9ed531b1e 100644
--- a/drivers/devfreq/governor_simpleondemand.c
+++ b/drivers/devfreq/governor_simpleondemand.c
@@ -125,3 +125,21 @@ const struct devfreq_governor devfreq_simple_ondemand = {
.get_target_freq = devfreq_simple_ondemand_func,
.event_handler = devfreq_simple_ondemand_handler,
};
+
+static int __init devfreq_simple_ondemand_init(void)
+{
+ return devfreq_add_governor(&devfreq_simple_ondemand);
+}
+subsys_initcall(devfreq_simple_ondemand_init);
+
+static void __exit devfreq_simple_ondemand_exit(void)
+{
+ int ret;
+
+ ret = devfreq_remove_governor(&devfreq_simple_ondemand);
+ if (ret)
+ pr_err("%s: failed remove governor %d\n", __func__, ret);
+
+ return;
+}
+module_exit(devfreq_simple_ondemand_exit);