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intel_pstate: Fix "performance" mode behavior with HWP enabled
If hardware-driven P-state selection (HWP) is enabled, the "performance" mode of intel_pstate should only allow the processor to use the highest-performance P-state available. That is not the case currently, so make it actually happen. Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Signed-off-by: Alexandra Yates <alexandra.yates@linux.intel.com> [ rjw: Subject and changelog ] Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -1101,6 +1101,8 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
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policy->max >= policy->cpuinfo.max_freq) {
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pr_debug("intel_pstate: set performance\n");
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limits = &performance_limits;
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if (hwp_active)
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intel_pstate_hwp_set();
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return 0;
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}
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