(subset) [PATCH 4/5] drm/vc4: hdmi: Move the HSM clock enable to runtime_pm

[Maxime Ripard]

On Wed, 22 Sep 2021 14:54:18 +0200, Maxime Ripard wrote:
> In order to access the HDMI controller, we need to make sure the HSM
> clock is enabled. If we were to access it with the clock disabled, the
> CPU would completely hang, resulting in an hard crash.
> 
> Since we have different code path that would require it, let's move that
> clock enable / disable to runtime_pm that will take care of the
> reference counting for us.
> 
> [...]

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

Thanks!
Maxime