[PATCH v2] drm/omap: force runtime PM suspend on system suspend

[Tony Lindgren]

* Tomi Valkeinen <tomi.valkeinen at ti.com> [200618 09:53]:
> Use SET_LATE_SYSTEM_SLEEP_PM_OPS in DSS submodules to force runtime PM
> suspend and resume.
> 
> We use suspend late version so that omapdrm's system suspend callback is
> called first, as that will disable all the display outputs after which
> it's safe to force DSS into suspend.

This would be great to have merged as a fix for v5.8 as it fixes a
suspend and resume regression:

Fixes: cef766300353 ("drm/omap: Prepare DSS for probing without legacy platform data")
Tested-by: Tony Lindgren <tonY at atomide.com>