|author||Darrick J. Wong <email@example.com>||2008-04-18 13:31:13 -0700|
|committer||Dave Jones <firstname.lastname@example.org>||2008-04-28 16:27:08 -0400|
[CPUFREQ] document the currently undocumented parts of the sysfs interface
There is a description of some of the sysfs files. However, there are some that are not mentioned in the documentation, so add them to the user's guide. Signed-off-by: Darrick J. Wong <email@example.com> Cc: Venkatesh Pallipadi <firstname.lastname@example.org> Signed-off-by: Andrew Morton <email@example.com> Signed-off-by: Dave Jones <firstname.lastname@example.org>
Diffstat (limited to 'Documentation/cpu-freq')
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/cpu-freq/user-guide.txt b/Documentation/cpu-freq/user-guide.txt
index af3b925ece0..6c442d8426b 100644
@@ -154,6 +154,11 @@ scaling_governor, and by "echoing" the name of another
that some governors won't load - they only
work on some specific architectures or
+cpuinfo_cur_freq : Current speed of the CPU, in KHz.
+scaling_available_frequencies : List of available frequencies, in KHz.
scaling_max_freq show the current "policy limits" (in
kHz). By echoing new values into these
@@ -162,6 +167,15 @@ scaling_max_freq show the current "policy limits" (in
first set scaling_max_freq, then
+affected_cpus : List of CPUs that require software coordination
+ of frequency.
+related_cpus : List of CPUs that need some sort of frequency
+ coordination, whether software or hardware.
+scaling_driver : Hardware driver for cpufreq.
+scaling_cur_freq : Current frequency of the CPU, in KHz.
If you have selected the "userspace" governor which allows you to
set the CPU operating frequency to a specific value, you can read out