| Message ID | 20241112235946.368082-1-srinivas.pandruvada@linux.intel.com (mailing list archive) |
|---|---|
| State | Queued |
| Delegated to: | Rafael Wysocki |
| Headers | show |
| Series | cpufreq: intel_pstate: Update Balance performance EPP for Granite Rapids | expand |
On Wed, Nov 13, 2024 at 1:00 AM Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> wrote: > > Update EPP default for balance_performance to 32. This will give better > performance out of box using Intel P-State powersave governor while still > offering power savings compared to performance governor. > > This is in line with what has already been done for Emerald Rapids and > Sapphire Rapids. > > Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> > --- > drivers/cpufreq/intel_pstate.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c > index cd2ac1ba53d2..f1db73a52bae 100644 > --- a/drivers/cpufreq/intel_pstate.c > +++ b/drivers/cpufreq/intel_pstate.c > @@ -3658,6 +3658,8 @@ static const struct x86_cpu_id intel_epp_default[] = { > X86_MATCH_VFM(INTEL_ALDERLAKE_L, HWP_SET_DEF_BALANCE_PERF_EPP(102)), > X86_MATCH_VFM(INTEL_SAPPHIRERAPIDS_X, HWP_SET_DEF_BALANCE_PERF_EPP(32)), > X86_MATCH_VFM(INTEL_EMERALDRAPIDS_X, HWP_SET_DEF_BALANCE_PERF_EPP(32)), > + X86_MATCH_VFM(INTEL_GRANITERAPIDS_X, HWP_SET_DEF_BALANCE_PERF_EPP(32)), > + X86_MATCH_VFM(INTEL_GRANITERAPIDS_D, HWP_SET_DEF_BALANCE_PERF_EPP(32)), > X86_MATCH_VFM(INTEL_METEORLAKE_L, HWP_SET_EPP_VALUES(HWP_EPP_POWERSAVE, > 179, 64, 16)), > X86_MATCH_VFM(INTEL_ARROWLAKE, HWP_SET_EPP_VALUES(HWP_EPP_POWERSAVE, > -- Applied as 6.13 material, thanks!
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index cd2ac1ba53d2..f1db73a52bae 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -3658,6 +3658,8 @@ static const struct x86_cpu_id intel_epp_default[] = { X86_MATCH_VFM(INTEL_ALDERLAKE_L, HWP_SET_DEF_BALANCE_PERF_EPP(102)), X86_MATCH_VFM(INTEL_SAPPHIRERAPIDS_X, HWP_SET_DEF_BALANCE_PERF_EPP(32)), X86_MATCH_VFM(INTEL_EMERALDRAPIDS_X, HWP_SET_DEF_BALANCE_PERF_EPP(32)), + X86_MATCH_VFM(INTEL_GRANITERAPIDS_X, HWP_SET_DEF_BALANCE_PERF_EPP(32)), + X86_MATCH_VFM(INTEL_GRANITERAPIDS_D, HWP_SET_DEF_BALANCE_PERF_EPP(32)), X86_MATCH_VFM(INTEL_METEORLAKE_L, HWP_SET_EPP_VALUES(HWP_EPP_POWERSAVE, 179, 64, 16)), X86_MATCH_VFM(INTEL_ARROWLAKE, HWP_SET_EPP_VALUES(HWP_EPP_POWERSAVE,
Update EPP default for balance_performance to 32. This will give better performance out of box using Intel P-State powersave governor while still offering power savings compared to performance governor. This is in line with what has already been done for Emerald Rapids and Sapphire Rapids. Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> --- drivers/cpufreq/intel_pstate.c | 2 ++ 1 file changed, 2 insertions(+)