[PATCH v2 11/13] drm: rcar-du: Add alpha support for VSP planes

[Laurent Pinchart]

Make the global alpha multiplier of VSP planes configurable through the
alpha property, exactly as for the native DU planes.

Signed-off-by: Laurent Pinchart <laurent.pinchart+rene...@ideasonboard.com>
Acked-by: Dave Airlie <airl...@redhat.com>
---
 drivers/gpu/drm/rcar-du/rcar_du_vsp.c | 38 +++++++++++++++++------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

Cc: dri-de...@lists.freedesktop.org

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c 
b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
index de7ef041182b..8c89a6401542 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
@@ -148,40 +148,41 @@ static void rcar_du_vsp_plane_setup(struct 
rcar_du_vsp_plane *plane)
        struct rcar_du_vsp_plane_state *state =
                to_rcar_vsp_plane_state(plane->plane.state);
        struct drm_framebuffer *fb = plane->plane.state->fb;
-       struct v4l2_rect src;
-       struct v4l2_rect dst;
-       dma_addr_t paddr[2] = { 0, };
-       u32 pixelformat = 0;
+       struct vsp1_du_atomic_config cfg = {
+               .pixelformat = 0,
+               .pitch = fb->pitches[0],
+               .alpha = state->alpha,
+               .zpos = 0,
+       };
        unsigned int i;
 
-       src.left = state->state.src_x >> 16;
-       src.top = state->state.src_y >> 16;
-       src.width = state->state.src_w >> 16;
-       src.height = state->state.src_h >> 16;
+       cfg.src.left = state->state.src_x >> 16;
+       cfg.src.top = state->state.src_y >> 16;
+       cfg.src.width = state->state.src_w >> 16;
+       cfg.src.height = state->state.src_h >> 16;
 
-       dst.left = state->state.crtc_x;
-       dst.top = state->state.crtc_y;
-       dst.width = state->state.crtc_w;
-       dst.height = state->state.crtc_h;
+       cfg.dst.left = state->state.crtc_x;
+       cfg.dst.top = state->state.crtc_y;
+       cfg.dst.width = state->state.crtc_w;
+       cfg.dst.height = state->state.crtc_h;
 
        for (i = 0; i < state->format->planes; ++i) {
                struct drm_gem_cma_object *gem;
 
                gem = drm_fb_cma_get_gem_obj(fb, i);
-               paddr[i] = gem->paddr + fb->offsets[i];
+               cfg.mem[i] = gem->paddr + fb->offsets[i];
        }
 
        for (i = 0; i < ARRAY_SIZE(formats_kms); ++i) {
                if (formats_kms[i] == state->format->fourcc) {
-                       pixelformat = formats_v4l2[i];
+                       cfg.pixelformat = formats_v4l2[i];
                        break;
                }
        }
 
-       WARN_ON(!pixelformat);
+       WARN_ON(!cfg.pixelformat);
 
-       vsp1_du_atomic_update(plane->vsp->vsp, plane->index, pixelformat,
-                             fb->pitches[0], paddr, &src, &dst);
+       vsp1_du_atomic_update(plane->vsp->vsp, plane->index, &cfg);
 }
 
 static int rcar_du_vsp_plane_atomic_check(struct drm_plane *plane,
@@ -220,8 +221,7 @@ static void rcar_du_vsp_plane_atomic_update(struct 
drm_plane *plane,
        if (plane->state->crtc)
                rcar_du_vsp_plane_setup(rplane);
        else
-               vsp1_du_atomic_update(rplane->vsp->vsp, rplane->index, 0, 0, 0,
-                                     NULL, NULL);
+               vsp1_du_atomic_update(rplane->vsp->vsp, rplane->index, NULL);
 }
 
 static const struct drm_plane_helper_funcs rcar_du_vsp_plane_helper_funcs = {
-- 
2.7.3

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