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| author | MyungJoo Ham <myungjoo.ham@samsung.com> | 2013-02-05 13:40:17 +0400 |
|---|---|---|
| committer | MyungJoo Ham <myungjoo.ham@samsung.com> | 2013-06-03 15:20:29 +0400 |
| commit | de9c739435b47e7d39e448b2cc4c8154cabc9e5a (patch) | |
| tree | 6b73c608b15534359040ccc702088870c1d86cef /Documentation/ABI | |
| parent | 39688ce6facd63de796def41a0b9012882b5cc14 (diff) | |
| download | linux-de9c739435b47e7d39e448b2cc4c8154cabc9e5a.tar.xz | |
PM / devfreq: add comments and Documentation
- Added missing ABI documents
- Added comments to clarify the objectives of functions
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Acked-by: Nishanth Menon <nm@ti.com>
Acked-by: Rajagopal Venkat <rajagopal.venkat@linaro.org>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-devfreq | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-devfreq b/Documentation/ABI/testing/sysfs-class-devfreq index 0ba6ea2f89d9..ee39acacf6f8 100644 --- a/Documentation/ABI/testing/sysfs-class-devfreq +++ b/Documentation/ABI/testing/sysfs-class-devfreq @@ -78,3 +78,23 @@ Contact: Nishanth Menon <nm@ti.com> Description: The /sys/class/devfreq/.../available_governors shows currently available governors in the system. + +What: /sys/class/devfreq/.../min_freq +Date: January 2013 +Contact: MyungJoo Ham <myungjoo.ham@samsung.com> +Description: + The /sys/class/devfreq/.../min_freq shows and stores + the minimum frequency requested by users. It is 0 if + the user does not care. min_freq overrides the + frequency requested by governors. + +What: /sys/class/devfreq/.../max_freq +Date: January 2013 +Contact: MyungJoo Ham <myungjoo.ham@samsung.com> +Description: + The /sys/class/devfreq/.../max_freq shows and stores + the maximum frequency requested by users. It is 0 if + the user does not care. max_freq overrides the + frequency requested by governors and min_freq. + The max_freq overrides min_freq because max_freq may be + used to throttle devices to avoid overheating. |