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drm/vc4: Call drm_atomic_helper_fake_vblank() in the commit path 

Mimic what is done in drm_atomic_commit_tail() and call
drm_atomic_helper_fake_vblank() so that VBLANK events are faked
when the drm_crtc_state.no_vblank is true. Will be needed when we'll
add support for the transposer block.

Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20180703075022.15138-8-boris.brezillon@bootlin.com
This commit is contained in:
Boris Brezillon 2018-07-03 09:50:21 +02:00
parent 6fb42b6682
commit 1ebe99a75e
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/vc4/vc4_kms.c
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@ -153,6 +153,8 @@ vc4_atomic_complete_commit(struct drm_atomic_state *state)
drm_atomic_helper_commit_modeset_enables(dev, state);
drm_atomic_helper_fake_vblank(state);
drm_atomic_helper_commit_hw_done(state);
drm_atomic_helper_wait_for_flip_done(dev, state);