[PATCH] cpufreq: governors documentation fixes

I corrected a small error and enhanced the govenor.txt file with the
ondemand daemon because the kernel configs link to the documentation but
ondemand wasn't documentated.  Feel free to include the patch in the
attachment.

Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

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
 
@@ -86,15 +88,15 @@ 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
 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
 =============================================