drm/msm/mdp5: dpms(OFF) cleanups
When disabling the interface (INTF), the change doesn't latch until next
vblank, so we need to wait for vblank.
Also, to be pedantic, in the crtc, set all the mixer stages to unused.
It shouldn't really matter, since at this point we have already disabled
the INTF and waited for necessary vblank.
Signed-off-by:
Rob Clark <robdclark@gmail.com>
parent
ed851963
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