Messages in this thread Patch in this message |  | | From | Alex Bee <> | Subject | [PATCH 4/5] drm: rockchip: set alpha_en to 0 if it is not used | Date | Sat, 18 Jul 2020 22:03:22 +0200 |
| |
alpha_en should be set to 0 if it is not used, i.e. to disable alpha blending if it was enabled before and should be disabled now.
fixes: 2aae8ed1f390 ("drm/rockchip: Add per-pixel alpha support for the PX30 VOP")
Signed-off-by: Alex Bee <knaerzche@gmail.com> --- drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index c80f7d9fd13f..0f23144491e4 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -1013,6 +1013,7 @@ static void vop_plane_atomic_update(struct drm_plane *plane, VOP_WIN_SET(vop, win, alpha_en, 1); } else { VOP_WIN_SET(vop, win, src_alpha_ctl, SRC_ALPHA_EN(0)); + VOP_WIN_SET(vop, win, alpha_en, 0); } VOP_WIN_SET(vop, win, enable, 1); -- 2.17.1
|  |