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| author | Juri Lelli <juri.lelli@redhat.com> | 2018-05-08 17:12:09 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-05-09 12:16:44 +0200 |
| commit | 13610c93488b3c290f393c76744b308445921094 (patch) | |
| tree | 4b3452f1d74cbdebb25c9bd49592fcf35ee1aae5 /Documentation | |
| parent | c72a0ded8d4ac9d99c04200035bbfcc82e15842c (diff) | |
| download | linux-stable-13610c93488b3c290f393c76744b308445921094.tar.gz linux-stable-13610c93488b3c290f393c76744b308445921094.tar.bz2 linux-stable-13610c93488b3c290f393c76744b308445921094.zip | |
PM: docs: intel_pstate: fix Active Mode w/o HWP paragraph
P-state selection algorithm (powersave or performance) is selected by
echoing the desired choice to scaling_governor sysfs attribute and not
to scaling_cur_freq (as currently stated).
Fix it.
Signed-off-by: Juri Lelli <juri.lelli@redhat.com>
Reviewed-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/admin-guide/pm/intel_pstate.rst | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/admin-guide/pm/intel_pstate.rst b/Documentation/admin-guide/pm/intel_pstate.rst index d2b6fda3d67b..ab2fe0eda1d7 100644 --- a/Documentation/admin-guide/pm/intel_pstate.rst +++ b/Documentation/admin-guide/pm/intel_pstate.rst @@ -145,7 +145,7 @@ feature enabled.] In this mode ``intel_pstate`` registers utilization update callbacks with the CPU scheduler in order to run a P-state selection algorithm, either -``powersave`` or ``performance``, depending on the ``scaling_cur_freq`` policy +``powersave`` or ``performance``, depending on the ``scaling_governor`` policy setting in ``sysfs``. The current CPU frequency information to be made available from the ``scaling_cur_freq`` policy attribute in ``sysfs`` is periodically updated by those utilization update callbacks too. |