drm/nouveau/kms/gv100-: use premultiplied alpha blending between planes

This is apparently the assumed default behaviour when blend properties
are absent.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndwc37e.c b/drivers/gpu/drm/nouveau/dispnv50/wndwc37e.c
index 826d1d760d3a256ece4e38f5c44a78d5939d0e23..8a4f0e436be628508a61ffff5a1070ad36e10eca 100644 (file)
--- a/drivers/gpu/drm/nouveau/dispnv50/wndwc37e.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/wndwc37e.c
@@ -107,10 +107,10 @@ wndwc37e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
                       asyw->state.crtc_w);
 
        /*XXX: Composition-related stuff.  Need to implement properly. */
-       evo_mthd(push, 0x02ec, 1);
+       evo_mthd(push, 0x02ec, 7);
        evo_data(push, (2 - (wndw->id & 1)) << 4);
-       evo_mthd(push, 0x02f4, 5);
-       evo_data(push, 0x00000011);
+       evo_data(push, 0x000000ff);
+       evo_data(push, 0x00007722);
        evo_data(push, 0xffff0000);
        evo_data(push, 0xffff0000);
        evo_data(push, 0xffff0000);