drm/msm/dpu: unwind async commit handling

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It attempted to avoid fps drops in the presence of cursor updates.  But
it is racing, and can result in hw updates after flush before vblank,
which leads to underruns.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Sean Paul <sean@poorly.run>
Signed-off-by: Rob Clark <robdclark@chromium.org>

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This commit is contained in:

Rob Clark 2019-08-29 09:45:09 -07:00

parent 0c91ed5112

commit b4bb9f15b4

6 changed files with 37 additions and 57 deletions

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43

drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c

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3

drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h

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39

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c

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3

drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h

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5

drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c

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3

drivers/gpu/drm/msm/msm_atomic.c

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