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Commit 375356cd authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "msm: kgsl: Only call dev_pm_opp_put on a valid OPP"

parents fc95dff1 f5decbf3

drivers/gpu/msm/kgsl_pwrscale.c

+6 −7
Original line number Diff line number Diff line
@@ -875,7 +875,7 @@ int kgsl_busmon_get_cur_freq(struct device *dev, unsigned long *freq) 
static int opp_notify(struct notifier_block *nb,

	unsigned long type, void *in_opp)

{

	int result = -EINVAL, level, min_level, max_level;

	int level, min_level, max_level;

	struct kgsl_pwrctrl *pwr = container_of(nb, struct kgsl_pwrctrl, nb);

	struct kgsl_device *device = container_of(pwr,

			struct kgsl_device, pwrctrl);
@@ -884,20 +884,19 @@ static int opp_notify(struct notifier_block *nb, 
	unsigned long min_freq = 0, max_freq = pwr->pwrlevels[0].gpu_freq;



	if (type != OPP_EVENT_ENABLE && type != OPP_EVENT_DISABLE)

		return result;

		return -EINVAL;



	opp = dev_pm_opp_find_freq_floor(dev, &max_freq);

	dev_pm_opp_put(opp);



	if (IS_ERR(opp)) {

	if (IS_ERR(opp))

		return PTR_ERR(opp);

	}



	opp = dev_pm_opp_find_freq_ceil(dev, &min_freq);

	dev_pm_opp_put(opp);



	opp = dev_pm_opp_find_freq_ceil(dev, &min_freq);

	if (IS_ERR(opp))

		min_freq = pwr->pwrlevels[pwr->min_pwrlevel].gpu_freq;

	else

		dev_pm_opp_put(opp);



	mutex_lock(&device->mutex);