diff options
Diffstat (limited to 'drivers/thermal/cpufreq_cooling.c')
| -rw-r--r-- | drivers/thermal/cpufreq_cooling.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/thermal/cpufreq_cooling.c b/drivers/thermal/cpufreq_cooling.c index fe83d7a210d4..4ae8c856c88e 100644 --- a/drivers/thermal/cpufreq_cooling.c +++ b/drivers/thermal/cpufreq_cooling.c @@ -431,6 +431,10 @@ static int cpufreq_set_cur_state(struct thermal_cooling_device *cdev, unsigned long state) { struct cpufreq_cooling_device *cpufreq_cdev = cdev->devdata; + struct cpumask *cpus; + unsigned int frequency; + unsigned long max_capacity, capacity; + int ret; /* Request state should be less than max_level */ if (WARN_ON(state > cpufreq_cdev->max_level)) @@ -442,8 +446,19 @@ static int cpufreq_set_cur_state(struct thermal_cooling_device *cdev, cpufreq_cdev->cpufreq_state = state; - return freq_qos_update_request(&cpufreq_cdev->qos_req, - get_state_freq(cpufreq_cdev, state)); + frequency = get_state_freq(cpufreq_cdev, state); + + ret = freq_qos_update_request(&cpufreq_cdev->qos_req, frequency); + + if (ret > 0) { + cpus = cpufreq_cdev->policy->cpus; + max_capacity = arch_scale_cpu_capacity(cpumask_first(cpus)); + capacity = frequency * max_capacity; + capacity /= cpufreq_cdev->policy->cpuinfo.max_freq; + arch_set_thermal_pressure(cpus, max_capacity - capacity); + } + + return ret; } /* Bind cpufreq callbacks to thermal cooling device ops */ |