[PATCH 2/2] drm/mediatek: add fb swap in async_update

Bibby Hsieh
2020-02-13T01:24:15Z

Besides x, y position, width and height,
fb also need updating in async update.

Fixes: 920fffcc8912 ("drm/mediatek: update cursors by using async atomic update")

Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_drm_plane.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
index d32b494ff1de..e084c36fdd8a 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c
@@ -122,6 +122,7 @@ static void mtk_plane_atomic_async_update(struct drm_plane *plane,
plane->state->src_y = new_state->src_y;
plane->state->src_h = new_state->src_h;
plane->state->src_w = new_state->src_w;
+ swap(plane->state->fb, new_state->fb);
state->pending.async_dirty = true;

mtk_drm_crtc_async_update(new_state->crtc, plane, new_state);
--
2.18.0