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| author | Eduardo Valentin <eduardo.valentin@ti.com> | 2013-04-17 17:12:07 +0000 |
|---|---|---|
| committer | Zhang Rui <rui.zhang@intel.com> | 2013-04-25 00:34:39 +0800 |
| commit | 41518c41dd6f36a0a951d1850e286a44773f75ca (patch) | |
| tree | fb12f553f61ae8c974b7da87b669c57d7c458c5a | |
| parent | 44952d338ad73439b993c7a09a93a3a688e49768 (diff) | |
thermal: cpu_cooling: improve documentation for get_cpu_frequency
Fix kernel-doc warning on get_cpu_frequency and improve
documentation comments.
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>
| -rw-r--r-- | drivers/thermal/cpu_cooling.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c index f1a041205a0e..73944a34fdb9 100644 --- a/drivers/thermal/cpu_cooling.c +++ b/drivers/thermal/cpu_cooling.c @@ -232,8 +232,14 @@ EXPORT_SYMBOL_GPL(cpufreq_cooling_get_level); /** * get_cpu_frequency - get the absolute value of frequency from level. * @cpu: cpu for which frequency is fetched. - * @level: level of frequency, equals cooling state of cpu cooling device + * @level: cooling level + * + * This function matches cooling level with frequency. Based on a cooling level + * of frequency, equals cooling state of cpu cooling device, it will return + * the corresponding frequency. * e.g level=0 --> 1st MAX FREQ, level=1 ---> 2nd MAX FREQ, .... etc + * + * Return: 0 on error, the corresponding frequency otherwise. */ static unsigned int get_cpu_frequency(unsigned int cpu, unsigned long level) { |