From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Date: Thu, 26 Jan 2017 23:08:59 +0000 (+0100)
Subject: Merge branches 'pm-sleep' and 'pm-cpufreq'
X-Git-Tag: v4.14-rc1~1641^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ff7e593c9cf3ccceaab7ac600cbd52cb9ff4c57a;p=platform%2Fkernel%2Flinux-rpi.git

Merge branches 'pm-sleep' and 'pm-cpufreq'

* pm-sleep:
  Revert "PM / sleep / ACPI: Use the ACPI_FADT_LOW_POWER_S0 flag"

* pm-cpufreq:
  cpufreq: intel_pstate: Fix sysfs limits enforcement for performance policy
---

ff7e593c9cf3ccceaab7ac600cbd52cb9ff4c57a
diff --cc drivers/cpufreq/intel_pstate.c
index f91c257,4737520,ed215c5..a54d65a
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@@@ -1995,19 -1516,11 -1941,20 +1995,20 @@@@ static int intel_pstate_set_policy(stru
   		policy->max = policy->cpuinfo.max_freq;
   	}
   
 - 	if (cpu->policy == CPUFREQ_POLICY_PERFORMANCE) {
 - 		limits = &performance_limits;
 - 		if (policy->max >= policy->cpuinfo.max_freq) {
 + 	if (per_cpu_limits)
 + 		perf_limits = cpu->perf_limits;
 + 
 + 	mutex_lock(&intel_pstate_limits_lock);
 + 
 + 	if (policy->policy == CPUFREQ_POLICY_PERFORMANCE) {
 + 		if (!perf_limits) {
 + 			limits = &performance_limits;
 + 			perf_limits = limits;
 + 		}
-  		if (policy->max >= policy->cpuinfo.max_freq) {
++ 		if (policy->max >= policy->cpuinfo.max_freq &&
++ 		    !limits->no_turbo) {
   			pr_debug("set performance\n");
 - 			intel_pstate_set_performance_limits(limits);
 + 			intel_pstate_set_performance_limits(perf_limits);
   			goto out;
   		}
   	} else {