(subset) [PATCH v2] drm/mediatek: Call drm_atomic_helper_shutdown() at shutdown time

[Maxime Ripard]

On Tue, 11 Jun 2024 10:27:44 -0700, Douglas Anderson wrote:
> Based on grepping through the source code this driver appears to be
> missing a call to drm_atomic_helper_shutdown() at system shutdown
> time. Among other things, this means that if a panel is in use that it
> won't be cleanly powered off at system shutdown time.
> 
> The fact that we should call drm_atomic_helper_shutdown() in the case
> of OS shutdown/restart comes straight out of the kernel doc "driver
> instance overview" in drm_drv.c.
> 
> [...]

Applied to misc/kernel.git (drm-misc-fixes).

Thanks!
Maxime