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-rw-r--r--drivers/cpufreq/intel_pstate.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index e261438cd690..ed215c5592f6 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -1951,7 +1951,8 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
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(perf_limits);
goto out;
@@ -1993,6 +1994,17 @@ static int intel_pstate_verify_policy(struct cpufreq_policy *policy)
policy->policy != CPUFREQ_POLICY_PERFORMANCE)
return -EINVAL;
+ /* When per-CPU limits are used, sysfs limits are not used */
+ if (!per_cpu_limits) {
+ unsigned int max_freq, min_freq;
+
+ max_freq = policy->cpuinfo.max_freq *
+ limits->max_sysfs_pct / 100;
+ min_freq = policy->cpuinfo.max_freq *
+ limits->min_sysfs_pct / 100;
+ cpufreq_verify_within_limits(policy, min_freq, max_freq);
+ }
+
return 0;
}