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>
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 @@
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 @@
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
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