From e59a8f7ff4573fd54f1acec0e29280a6556fdde9 Mon Sep 17 00:00:00 2001
From: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
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 <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 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;