drm/sun4i: wait on implicit fence before display

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Render like lima will attach a fence to the framebuffer
dma_buf, display like sun4i should wait it finish before
show the framebuffer. Otherwise tearing will be observed.

Signed-off-by: Qiang Yu <yuq825@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20181122014417.23285-1-yuq825@gmail.com

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Qiang Yu 2018-11-22 09:44:17 +08:00 • committed by Daniel Vetter

parent c6fdea6e1a

commit 7b24eec754

3 changed files with 6 additions and 0 deletions

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2

drivers/gpu/drm/sun4i/sun4i_layer.c

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2

drivers/gpu/drm/sun4i/sun8i_ui_layer.c

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drivers/gpu/drm/sun4i/sun8i_vi_layer.c

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