From 5c0f07b1fe37f724146e5dbd5a98e7753a119e2a Mon Sep 17 00:00:00 2001 From: Allen Martin Date: Thu, 30 Jun 2011 23:54:07 -0700 Subject: [PATCH 487/696] 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 --- 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 e891e51..51b1cd3 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 ============================================= -- 1.7.1