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drm/mediatek: Add plane check in async_check function 

MTK do rotation checking and transferring in layer check function,
but we do not check that in atomic_check,
so add back in atomic_check function.

Fixes: 920fffcc89 ("drm/mediatek: update cursors by using async atomic update")

Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
This commit is contained in:
Bibby Hsieh 2020-02-13 09:23:52 +08:00 committed by CK Hu
parent 26d696192a
commit 551c5f5574
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/mediatek/mtk_drm_plane.c
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@ -80,6 +80,7 @@ static int mtk_plane_atomic_async_check(struct drm_plane *plane,
struct drm_plane_state *state)
{
struct drm_crtc_state *crtc_state;
int ret;
if (plane != state->crtc->cursor)
return -EINVAL;
@ -90,6 +91,11 @@ static int mtk_plane_atomic_async_check(struct drm_plane *plane,
if (!plane->state->fb)
return -EINVAL;
ret = mtk_drm_crtc_plane_check(state->crtc, plane,
to_mtk_plane_state(state));
if (ret)
return ret;
if (state->state)
crtc_state = drm_atomic_get_existing_crtc_state(state->state,
state->crtc);