From e59a8f7ff4573fd54f1acec0e29280a6556fdde9 Mon Sep 17 00:00:00 2001 From: Srinivas Pandruvada Date: Wed, 4 May 2016 15:07:34 -0700 Subject: [PATCH] cpufreq: intel_pstate: Ignore _PPC processing under HWP When HWP (hardware P states) feature is active, the ACPI _PSS and _PPC is not used. So ignore processing for _PPC limits. Signed-off-by: Srinivas Pandruvada Signed-off-by: Rafael J. Wysocki --- drivers/cpufreq/intel_pstate.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index a0823e84ceca..74453fe546c1 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -380,6 +380,9 @@ static void intel_pstate_init_acpi_perf_limits(struct cpufreq_policy *policy) int ret; int i; + if (hwp_active) + return; + if (!intel_pstate_get_ppc_enable_status()) return; -- 2.30.2