diff options
| author | Allen Martin <amartin@nvidia.com> | 2011-06-30 23:54:07 -0700 |
|---|---|---|
| committer | Allen Martin <amartin@nvidia.com> | 2011-07-19 13:31:25 -0700 |
| commit | 5c0f07b1fe37f724146e5dbd5a98e7753a119e2a (patch) | |
| tree | 4449e4afd4b07211c2f6423e5a0d8846a64d526f /Documentation | |
| parent | ce4bafd82e786f2aae43aa804d6b4364ec9e0f22 (diff) | |
Documentation: cpufreq: add description of timer_rate
Add description of timer_rate tunable and clean up some
typos.
Change-Id: I4b96a36aad51eed3bef0ee5f571dc6e0a94c8dd9
Signed-off-by: Allen Martin <amartin@nvidia.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/cpu-freq/governors.txt | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/cpu-freq/governors.txt b/Documentation/cpu-freq/governors.txt index e891e5180731..51b1cd360c33 100644 --- a/Documentation/cpu-freq/governors.txt +++ b/Documentation/cpu-freq/governors.txt @@ -215,10 +215,10 @@ to MAX speed. If the cpu was not sufficiently busy to immediately ramp to MAX speed, then governor evaluates the cpu load since the last speed adjustment, -choosing th highest value between that longer-term load or the +choosing the highest value between that longer-term load or the short-term load since idle exit to determine the cpu speed to ramp to. -The tuneable value for this governor are: +The tuneable values for this governor are: min_sample_time: The minimum amount of time to spend at the current frequency before ramping down. This is to ensure that the governor has @@ -228,6 +228,8 @@ workload. Default is 80000 uS. go_maxspeed_load: The CPU load at which to ramp to max speed. Default is 85. +timer_rate: Sample rate for reevaluating cpu load when the system is +not idle. Default is 30000 uS. 3. The Governor Interface in the CPUfreq Core ============================================= |