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Commit 2479bb64 authored by Viresh Kumar's avatar Viresh Kumar Committed by Eduardo Valentin
Browse files

thermal: cpu_cooling: use cpufreq_dev_list instead of cpufreq_dev_count 



As we already have a list of cpufreq_cooling_devices now, lets use it instead of
a local counter.

Signed-off-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarEduardo Valentin <edubezval@gmail.com>
parent 97afa4aa

drivers/thermal/cpu_cooling.c

+2 −6
Original line number Diff line number Diff line
@@ -71,8 +71,6 @@ struct cpufreq_cooling_device { 
static DEFINE_IDR(cpufreq_idr);

static DEFINE_MUTEX(cooling_cpufreq_lock);



static unsigned int cpufreq_dev_count;



static LIST_HEAD(cpufreq_dev_list);



/**
@@ -419,10 +417,9 @@ __cpufreq_cooling_register(struct device_node *np, 
	mutex_lock(&cooling_cpufreq_lock);



	/* Register the notifier for first cpufreq cooling device */

	if (cpufreq_dev_count == 0)

	if (list_empty(&cpufreq_dev_list))

		cpufreq_register_notifier(&thermal_cpufreq_notifier_block,

					  CPUFREQ_POLICY_NOTIFIER);

	cpufreq_dev_count++;

	list_add(&cpufreq_dev->node, &cpufreq_dev_list);



	mutex_unlock(&cooling_cpufreq_lock);
@@ -495,10 +492,9 @@ void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev) 
	cpufreq_dev = cdev->devdata;

	mutex_lock(&cooling_cpufreq_lock);

	list_del(&cpufreq_dev->node);

	cpufreq_dev_count--;



	/* Unregister the notifier for the last cpufreq cooling device */

	if (cpufreq_dev_count == 0)

	if (list_empty(&cpufreq_dev_list))

		cpufreq_unregister_notifier(&thermal_cpufreq_notifier_block,

					    CPUFREQ_POLICY_NOTIFIER);

	mutex_unlock(&cooling_cpufreq_lock);