diff options
Diffstat (limited to 'Documentation/cpu-freq/intel-pstate.txt')
| -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 e742d21dbd96..a69ffe1d54d5 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 | |||
| 15 | /sys/devices/system/cpu/intel_pstate/ | 15 | /sys/devices/system/cpu/intel_pstate/ |
| 16 | 16 | ||
| 17 | max_perf_pct: limits the maximum P state that will be requested by | 17 | max_perf_pct: limits the maximum P state that will be requested by |
| 18 | the driver stated as a percentage of the available performance. | 18 | the driver stated as a percentage of the available performance. The |
| 19 | available (P states) performance may be reduced by the no_turbo | ||
| 20 | setting described below. | ||
| 19 | 21 | ||
| 20 | min_perf_pct: limits the minimum P state that will be requested by | 22 | min_perf_pct: limits the minimum P state that will be requested by |
| 21 | the driver stated as a percentage of the available performance. | 23 | the driver stated as a percentage of the max (non-turbo) |
| 24 | performance level. | ||
| 22 | 25 | ||
| 23 | no_turbo: limits the driver to selecting P states below the turbo | 26 | no_turbo: limits the driver to selecting P states below the turbo |
| 24 | frequency range. | 27 | frequency range. |