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| author | Alex Bee <knaerzche@gmail.com> | 2021-05-28 16:05:54 +0300 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2021-05-28 20:28:40 +0300 |
| commit | 046e0db975695540c9d9898cdbf0b60533d28afb (patch) | |
| tree | e7aabda38b36c9ab90648373bfcbab3a490a313b /drivers/gpu/drm/rockchip | |
| parent | d099fa672cbe8766d9182e0fd04c65058200128a (diff) | |
| download | linux-046e0db975695540c9d9898cdbf0b60533d28afb.tar.xz | |
drm: rockchip: set alpha_en to 0 if it is not used
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>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20210528130554.72191-6-knaerzche@gmail.com
Diffstat (limited to 'drivers/gpu/drm/rockchip')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index 64469439ddf2..f5b9028a16a3 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -1022,6 +1022,7 @@ 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); |