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-rw-r--r--Documentation/cpu-freq/governors.txt14
1 files changed, 12 insertions, 2 deletions
diff --git a/Documentation/cpu-freq/governors.txt b/Documentation/cpu-freq/governors.txt
index b85481acd0c..933fae74c33 100644
--- a/Documentation/cpu-freq/governors.txt
+++ b/Documentation/cpu-freq/governors.txt
@@ -9,6 +9,7 @@
Dominik Brodowski <linux@brodo.de>
+ some additions and corrections by Nico Golde <nico@ngolde.de>
@@ -25,6 +26,7 @@ Contents:
2.1 Performance
2.2 Powersave
2.3 Userspace
+2.4 Ondemand
3. The Governor Interface in the CPUfreq Core
@@ -86,7 +88,7 @@ highest frequency within the borders of scaling_min_freq and
scaling_max_freq.
-2.1 Powersave
+2.2 Powersave
-------------
The CPUfreq governor "powersave" sets the CPU statically to the
@@ -94,7 +96,7 @@ lowest frequency within the borders of scaling_min_freq and
scaling_max_freq.
-2.2 Userspace
+2.3 Userspace
-------------
The CPUfreq governor "userspace" allows the user, or any userspace
@@ -103,6 +105,14 @@ by making a sysfs file "scaling_setspeed" available in the CPU-device
directory.
+2.4 Ondemand
+------------
+
+The CPUfreq govenor "ondemand" sets the CPU depending on the
+current usage. To do this the CPU must have the capability to
+switch the frequency very fast.
+
+
3. The Governor Interface in the CPUfreq Core
=============================================