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authorEduardo Valentin <eduardo.valentin@ti.com>2013-04-17 17:12:14 +0000
committerZhang Rui <rui.zhang@intel.com>2013-04-25 00:34:42 +0800
commit56e05fdb6d1fe02b7d28391332cf65a77bffd691 (patch)
tree185323cda879221671d2bf098b36adaadcc78f21 /drivers/thermal
parent3672552dc0c5f6ffacb611a7ddb4ddbd8b3adb68 (diff)
downloadvexpress-lsk-56e05fdb6d1fe02b7d28391332cf65a77bffd691.tar.gz
thermal: cpu_cooling: update documentation for cpufreq_set_cur_state
Update documentation for cpufreq_set_cur_state callback. Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com> Acked-by: Amit Daniel Kachhap <amit.daniel@samsung.com> Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Diffstat (limited to 'drivers/thermal')
-rw-r--r--drivers/thermal/cpu_cooling.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
index 4318a7d84df..aa9c38b1c3a 100644
--- a/drivers/thermal/cpu_cooling.c
+++ b/drivers/thermal/cpu_cooling.c
@@ -384,6 +384,11 @@ static int cpufreq_get_cur_state(struct thermal_cooling_device *cdev,
* cpufreq_set_cur_state - callback function to set the current cooling state.
* @cdev: thermal cooling device pointer.
* @state: set this variable to the current cooling state.
+ *
+ * Callback for the thermal cooling device to change the cpufreq
+ * current cooling state.
+ *
+ * Return: 0 on success, an error code otherwise.
*/
static int cpufreq_set_cur_state(struct thermal_cooling_device *cdev,
unsigned long state)