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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-07-10 21:04:37 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-07-10 21:04:37 +0200 |
| commit | 2091044299e9bc3340d845301b13bd92d6c10993 (patch) | |
| tree | 651fae472b9fa2f7aa4e2b70212f8d76d337edbd /Documentation | |
| parent | ff253d3d405fd313a4c3d2195e4b8514d9d2ca21 (diff) | |
| parent | 5a90af67c2126fe1d04ebccc1f8177e6ca70d3a9 (diff) | |
| download | op-kernel-dev-2091044299e9bc3340d845301b13bd92d6c10993.zip op-kernel-dev-2091044299e9bc3340d845301b13bd92d6c10993.tar.gz | |
Merge branch 'pm-cpufreq'
* pm-cpufreq:
cpufreq: Makefile: fix compilation for davinci platform
intel_pstate: Set CPU number before accessing MSRs
intel_pstate: Update documentation of {max,min}_perf_pct sysfs files
intel_pstate: don't touch turbo bit if turbo disabled or unavailable.
intel_pstate: Fix setting VID
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/cpu-freq/intel-pstate.txt | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/cpu-freq/intel-pstate.txt b/Documentation/cpu-freq/intel-pstate.txt index e742d21..a69ffe1 100644 --- a/Documentation/cpu-freq/intel-pstate.txt +++ b/Documentation/cpu-freq/intel-pstate.txt @@ -15,10 +15,13 @@ New sysfs files for controlling P state selection have been added to /sys/devices/system/cpu/intel_pstate/ max_perf_pct: limits the maximum P state that will be requested by - the driver stated as a percentage of the available performance. + the driver stated as a percentage of the available performance. The + available (P states) performance may be reduced by the no_turbo + setting described below. min_perf_pct: limits the minimum P state that will be requested by - the driver stated as a percentage of the available performance. + the driver stated as a percentage of the max (non-turbo) + performance level. no_turbo: limits the driver to selecting P states below the turbo frequency range. |
