forked from Minki/linux
[media] exynos4-is: Do not use asynchronous runtime PM in release fop
Use pm_runtime_put_sync() instead of pm_runtime_put() to avoid races in handling the 'state' bit flags when the fimc-capture drivers' runtime_resume callback is called from the PM workqueue. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -496,7 +496,7 @@ static int fimc_capture_open(struct file *file)
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ret = v4l2_fh_open(file);
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if (ret) {
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pm_runtime_put(&fimc->pdev->dev);
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pm_runtime_put_sync(&fimc->pdev->dev);
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goto unlock;
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}
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@ -564,7 +564,7 @@ static int fimc_capture_release(struct file *file)
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fimc_md_graph_unlock(&vc->ve);
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}
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pm_runtime_put(&fimc->pdev->dev);
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pm_runtime_put_sync(&fimc->pdev->dev);
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mutex_unlock(&fimc->lock);
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return ret;
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