add vblank timestamp support via drm helpers
Signed-off-by: Robert Beckett
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drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c| 71 -
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 7 ++
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 5 ++
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
add vblank timestamp support via drm helpers
[RFC] some questions about modern vblank timestamp handling in context
of this patch:
1. When a driver is using output polling with no console defined and fb helpers
trigger an atomic mode set during initial output detection, existing
vblank->hwmode.cr
