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Commit e602774f authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "mtd: msm_qpic_nand: Add mutex lock in system suspend/resume functions"

parents 63ba6ae8 6c27e9b7

drivers/mtd/devices/msm_qpic_nand.c

+7 −0
Original line number Diff line number Diff line
@@ -231,20 +231,27 @@ static void msm_nand_print_rpm_info(struct device *dev) 
static int msm_nand_suspend(struct device *dev)

{

	int ret = 0;

	struct msm_nand_info *info = dev_get_drvdata(dev);



	mutex_lock(&info->lock);



	if (!pm_runtime_suspended(dev))

		ret = msm_nand_runtime_suspend(dev);



	mutex_unlock(&info->lock);

	return ret;

}



static int msm_nand_resume(struct device *dev)

{

	int ret = 0;

	struct msm_nand_info *info = dev_get_drvdata(dev);



	mutex_lock(&info->lock);

	if (!pm_runtime_suspended(dev))

		ret = msm_nand_runtime_resume(dev);



	mutex_unlock(&info->lock);

	return ret;

}

#else