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Merge branches 'pm-cpufreq-fixes' and 'pm-cpuidle'

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* pm-cpufreq-fixes:
  cpufreq: intel_pstate: Fix ->set_policy() interface for no_turbo
  cpufreq: intel_pstate: Fix code ordering in intel_pstate_set_policy()

* pm-cpuidle:
  cpuidle: Do not access cpuidle_devices when !CONFIG_CPU_IDLE
This commit is contained in:
Rafael J. Wysocki 2016-06-09 23:49:16 +02:00
commit 3681196ae5
3 changed files with 13 additions and 4 deletions
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12
drivers/cpufreq/intel_pstate.c
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@ -1460,6 +1460,9 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
intel_pstate_clear_update_util_hook(policy->cpu);
pr_debug("set_policy cpuinfo.max %u policy->max %u\n",
policy->cpuinfo.max_freq, policy->max);
cpu = all_cpu_data[0];
if (cpu->pstate.max_pstate_physical > cpu->pstate.max_pstate &&
policy->max < policy->cpuinfo.max_freq &&
@ -1495,13 +1498,13 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
limits->max_sysfs_pct);
limits->max_perf_pct = max(limits->min_policy_pct,
limits->max_perf_pct);
limits->max_perf = round_up(limits->max_perf, FRAC_BITS);
/* Make sure min_perf_pct <= max_perf_pct */
limits->min_perf_pct = min(limits->max_perf_pct, limits->min_perf_pct);
limits->min_perf = div_fp(limits->min_perf_pct, 100);
limits->max_perf = div_fp(limits->max_perf_pct, 100);
limits->max_perf = round_up(limits->max_perf, FRAC_BITS);
out:
intel_pstate_set_update_util_hook(policy->cpu);
@ -1558,8 +1561,11 @@ static int intel_pstate_cpu_init(struct cpufreq_policy *policy)
/* cpuinfo and default policy values */
policy->cpuinfo.min_freq = cpu->pstate.min_pstate * cpu->pstate.scaling;
policy->cpuinfo.max_freq =
cpu->pstate.turbo_pstate * cpu->pstate.scaling;
update_turbo_state();
policy->cpuinfo.max_freq = limits->turbo_disabled ?
cpu->pstate.max_pstate : cpu->pstate.turbo_pstate;
policy->cpuinfo.max_freq *= cpu->pstate.scaling;
intel_pstate_init_acpi_perf_limits(policy);
policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;
cpumask_set_cpu(policy->cpu, policy->cpus);