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Commit 41629a82 authored by Dirk Brandewie's avatar Dirk Brandewie Committed by Rafael J. Wysocki
Browse files

intel_pstate: Update documentation of {max,min}_perf_pct sysfs files 

Update documentation to make the interpretation of the values clearer

Link: https://bugzilla.kernel.org/show_bug.cgi?id=64251


Cc: 3.13+ <stable@vger.kernel.org>  # 3.13+
Signed-off-by: default avatarDirk Brandewie <dirk.j.brandewie@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent dd5fbf70

Documentation/cpu-freq/intel-pstate.txt

+5 −2
Original line number Diff line number Diff line
@@ -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.