| Message ID | 4b00dae2cc2ed3146a747a7fc72438972c689dca.1710836407.git.perry.yuan@amd.com (mailing list archive) |
|---|---|
| State | Superseded, archived |
| Headers | show |
| Series | AMD Pstate Fixes And Enhancements | expand |
[AMD Official Use Only - General] > -----Original Message----- > From: Yuan, Perry <Perry.Yuan@amd.com> > Sent: Tuesday, March 19, 2024 4:29 PM > To: rafael.j.wysocki@intel.com; Limonciello, Mario > <Mario.Limonciello@amd.com>; viresh.kumar@linaro.org; Shenoy, Gautham > Ranjal <gautham.shenoy@amd.com>; Petkov, Borislav > <Borislav.Petkov@amd.com>; Huang, Ray <Ray.Huang@amd.com> > Cc: Deucher, Alexander <Alexander.Deucher@amd.com>; Huang, Shimmer > <Shimmer.Huang@amd.com>; oleksandr@natalenko.name; Du, Xiaojian > <Xiaojian.Du@amd.com>; Meng, Li (Jassmine) <Li.Meng@amd.com>; linux- > pm@vger.kernel.org; linux-kernel@vger.kernel.org > Subject: [PATCH v9 1/8] cpufreq: amd-pstate: Document *_limit_* fields in > struct amd_cpudata > > From: "Gautham R. Shenoy" <gautham.shenoy@amd.com> > > The four fields of struct cpudata namely min_limit_perf, max_limit_perf, > min_limit_freq, max_limit_freq introduced in the commit > febab20caeba("cpufreq/amd-pstate: Fix scaling_min_freq and > scaling_max_freq update") are currently undocumented > > Add comments describing these fields > > Fixes: febab20caeba("cpufreq/amd-pstate: Fix scaling_min_freq and > scaling_max_freq update") > Signed-off-by: Gautham R. Shenoy <gautham.shenoy@amd.com> > Signed-off-by: Perry Yuan <perry.yuan@amd.com> > --- > include/linux/amd-pstate.h | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/include/linux/amd-pstate.h b/include/linux/amd-pstate.h index > d21838835abd..212f377d615b 100644 > --- a/include/linux/amd-pstate.h > +++ b/include/linux/amd-pstate.h > @@ -49,6 +49,10 @@ struct amd_aperf_mperf { > * @lowest_perf: the absolute lowest performance level of the processor > * @prefcore_ranking: the preferred core ranking, the higher value indicates > a higher > * priority. > + * @min_limit_perf: Cached value of the perf corresponding to > + policy->min > + * @max_limit_perf: Cached value of the perf corresponding to > + policy->max > + * @min_limit_freq: Cached value of policy->min > + * @max_limit_freq: Cached value of policy->max > * @max_freq: the frequency that mapped to highest_perf > * @min_freq: the frequency that mapped to lowest_perf > * @nominal_freq: the frequency that mapped to nominal_perf > -- > 2.34.1 [Meng, Li (Jassmine)] Reviewed-by: Li Meng < li.meng@amd.com>
diff --git a/include/linux/amd-pstate.h b/include/linux/amd-pstate.h index d21838835abd..212f377d615b 100644 --- a/include/linux/amd-pstate.h +++ b/include/linux/amd-pstate.h @@ -49,6 +49,10 @@ struct amd_aperf_mperf { * @lowest_perf: the absolute lowest performance level of the processor * @prefcore_ranking: the preferred core ranking, the higher value indicates a higher * priority. + * @min_limit_perf: Cached value of the perf corresponding to policy->min + * @max_limit_perf: Cached value of the perf corresponding to policy->max + * @min_limit_freq: Cached value of policy->min + * @max_limit_freq: Cached value of policy->max * @max_freq: the frequency that mapped to highest_perf * @min_freq: the frequency that mapped to lowest_perf * @nominal_freq: the frequency that mapped to nominal_perf