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Commit 5b67723e authored by Marek Szyprowski's avatar Marek Szyprowski Committed by Inki Dae
Browse files

drm/exynos: rotator: fix system and runtime pm integration 



Use generic helpers instead of open-coding usage of runtime pm for system
sleep pm, which was potentially broken for some corner cases.

Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 83bd7b20

drivers/gpu/drm/exynos/exynos_drm_rotator.c

+2 −24
Original line number Diff line number Diff line
@@ -794,29 +794,6 @@ static int rotator_clk_crtl(struct rot_context *rot, bool enable) 
	return 0;

}





#ifdef CONFIG_PM_SLEEP

static int rotator_suspend(struct device *dev)

{

	struct rot_context *rot = dev_get_drvdata(dev);



	if (pm_runtime_suspended(dev))

		return 0;



	return rotator_clk_crtl(rot, false);

}



static int rotator_resume(struct device *dev)

{

	struct rot_context *rot = dev_get_drvdata(dev);



	if (!pm_runtime_suspended(dev))

		return rotator_clk_crtl(rot, true);



	return 0;

}

#endif



static int rotator_runtime_suspend(struct device *dev)

{

	struct rot_context *rot = dev_get_drvdata(dev);
@@ -833,7 +810,8 @@ static int rotator_runtime_resume(struct device *dev) 
#endif



static const struct dev_pm_ops rotator_pm_ops = {

	SET_SYSTEM_SLEEP_PM_OPS(rotator_suspend, rotator_resume)

	SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,

				pm_runtime_force_resume)

	SET_RUNTIME_PM_OPS(rotator_runtime_suspend, rotator_runtime_resume,

									NULL)

};