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drm/stm: ltdc: update planes at next vblank to avoid partial refresh
authorYannick Fertré <yannick.fertre@st.com>
Mon, 1 Apr 2019 07:24:17 +0000 (09:24 +0200)
committerBenjamin Gaignard <benjamin.gaignard@linaro.org>
Wed, 24 Apr 2019 11:51:47 +0000 (13:51 +0200)
commit8ceb8568d6e8d53dc000a9eeacd47c8f298c38f0
tree89aa5853342ea261a8aa40bde8f5c8d1ccead4a0tree | snapshot
parentc64d1cb6b1c0e89e45ce686a63113d0f28ba94c5commit | diff
drm/stm: ltdc: update planes at next vblank to avoid partial refresh

Plane updates must be synchronized on vblank with the shadow register mechanism
to avoid partial refresh on screen.

Signed-off-by: Yannick Fertré <yannick.fertre@st.com>
Acked-by: Philippe Cornu <philippe.cornu@st.com>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1554103457-29595-1-git-send-email-yannick.fertre@st.com
drivers/gpu/drm/stm/ltdc.c diff | blob | history
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