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| author | Todd Poynor <toddpoynor@google.com> | 2012-04-17 17:39:34 -0700 |
|---|---|---|
| committer | John Stultz <john.stultz@linaro.org> | 2016-02-16 13:52:36 -0800 |
| commit | 3b14df50831d1268a80963dbfb2c7a36b87f3057 (patch) | |
| tree | c2e8a77eebe1c803291b78638f57d75f3393487d /Documentation/cpu-freq | |
| parent | 4ca4034e0b618f47b1fcf0485ab01753a65bb9b5 (diff) | |
cpufreq: interactive: adjust code and documentation to match
Change-Id: If59c668d514a29febe5c35404fd9d01df8548eb1
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Diffstat (limited to 'Documentation/cpu-freq')
| -rw-r--r-- | Documentation/cpu-freq/governors.txt | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/Documentation/cpu-freq/governors.txt b/Documentation/cpu-freq/governors.txt index b262c5336e72..40894dadabcd 100644 --- a/Documentation/cpu-freq/governors.txt +++ b/Documentation/cpu-freq/governors.txt @@ -249,11 +249,21 @@ frequency before ramping down. This is to ensure that the governor has seen enough historic cpu load data to determine the appropriate workload. Default is 80000 uS. -go_maxspeed_load: The CPU load at which to ramp to max speed. Default -is 85. +hispeed_freq: An intermediate "hi speed" at which to initially ramp +when CPU load hits the value specified in go_hispeed_load. If load +stays high for the amount of time specified in above_hispeed_delay, +then speed may be bumped higher. Default is maximum speed. + +go_hispeed_load: The CPU load at which to ramp to the intermediate "hi +speed". Default is 85%. + +above_hispeed_delay: Once speed is set to hispeed_freq, wait for this +long before bumping speed higher in response to continued high load. +Default is 20000 uS. timer_rate: Sample rate for reevaluating cpu load when the system is -not idle. Default is 30000 uS. +not idle. Default is 20000 uS. + 3. The Governor Interface in the CPUfreq Core ============================================= |