nv50-nvc0: make use of COLOR_MASK,BLEND_ENABLE_COMMON

4 files changed, 18 insertions, 11 deletions

diff --git a/src/gallium/drivers/nv50/nv50_3d.xml.h b/src/gallium/drivers/nv50/nv50_3d.xml.h
index e3177e0b8bd..41a380ec2ec 100644
--- a/src/gallium/drivers/nv50/nv50_3d.xml.h
+++ b/src/gallium/drivers/nv50/nv50_3d.xml.h
@@ -558,7 +558,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #define NV50_3D_UNK0F8C						0x00000f8c
 
-#define NV50_3D_UNK0F90						0x00000f90
+#define NV50_3D_COLOR_MASK_COMMON				0x00000f90
 
 #define NV50_3D_UNK0F94						0x00000f94
 
@@ -1007,7 +1007,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #define NV50_3D_TEX_CACHE_CTL_UNK1__MASK			0x00000030
 #define NV50_3D_TEX_CACHE_CTL_UNK1__SHIFT			4
 
-#define NV50_3D_UNK133C						0x0000133c
+#define NV50_3D_BLEND_SEPARATE_ALPHA				0x0000133c
 
 #define NV50_3D_BLEND_EQUATION_RGB				0x00001340
 #define NV50_3D_BLEND_EQUATION_RGB_FUNC_ADD			0x00008006
@@ -1033,7 +1033,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 #define NV50_3D_BLEND_FUNC_DST_ALPHA				0x00001358
 
-#define NV50_3D_UNK135C						0x0000135c
+#define NV50_3D_BLEND_ENABLE_COMMON				0x0000135c
 
 #define NV50_3D_BLEND_ENABLE(i0)			       (0x00001360 + 0x4*(i0))
 #define NV50_3D_BLEND_ENABLE__ESIZE				0x00000004
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index 439202dfe97..46622b4be76 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -422,6 +422,8 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
    OUT_RING  (chan, 0);
    BEGIN_RING(chan, RING_3D(LINE_LAST_PIXEL), 1);
    OUT_RING  (chan, 0);
+   BEGIN_RING(chan, RING_3D(BLEND_SEPARATE_ALPHA), 1);
+   OUT_RING  (chan, 1);
 
    BEGIN_RING(chan, RING_3D(SCREEN_Y_CONTROL), 1);
    OUT_RING  (chan, 0);
diff --git a/src/gallium/drivers/nv50/nv50_state.c b/src/gallium/drivers/nv50/nv50_state.c
index ef5a1842b11..799f49619d2 100644
--- a/src/gallium/drivers/nv50/nv50_state.c
+++ b/src/gallium/drivers/nv50/nv50_state.c
@@ -97,8 +97,14 @@ nv50_blend_state_create(struct pipe_context *pipe,
 
    so->pipe = *cso;
 
-   SB_BEGIN_3D(so, BLEND_ENABLE(0), 8);
+   SB_BEGIN_3D(so, COLOR_MASK_COMMON, 1);
+   SB_DATA    (so, !cso->independent_blend_enable);
+
+   SB_BEGIN_3D(so, BLEND_ENABLE_COMMON, 1);
+   SB_DATA    (so, !cso->independent_blend_enable);
+
    if (cso->independent_blend_enable) {
+      SB_BEGIN_3D(so, BLEND_ENABLE(0), 8);
       for (i = 0; i < 8; ++i) {
          SB_DATA(so, cso->rt[i].blend_enable);
          if (cso->rt[i].blend_enable)
@@ -121,8 +127,8 @@ nv50_blend_state_create(struct pipe_context *pipe,
          }
       }
    } else {
-      for (i = 0; i < 8; ++i)
-         SB_DATA(so, cso->rt[0].blend_enable);
+      SB_BEGIN_3D(so, BLEND_ENABLE(0), 1);
+      SB_DATA    (so, cso->rt[0].blend_enable);
    }
 
    if (emit_common_func) {
@@ -145,14 +151,13 @@ nv50_blend_state_create(struct pipe_context *pipe,
       SB_DATA    (so, 0);
    }
 
-   SB_BEGIN_3D(so, COLOR_MASK(0), 8);
    if (cso->independent_blend_enable) {
+      SB_BEGIN_3D(so, COLOR_MASK(0), 8);
       for (i = 0; i < 8; ++i)
          SB_DATA(so, nv50_colormask(cso->rt[i].colormask));
    } else {
-      uint32_t cmask = nv50_colormask(cso->rt[0].colormask);
-      for (i = 0; i < 8; ++i)
-         SB_DATA(so, cmask);
+      SB_BEGIN_3D(so, COLOR_MASK(0), 1);
+      SB_DATA    (so, nv50_colormask(cso->rt[0].colormask));
    }
 
    assert(so->size <= (sizeof(so->state) / sizeof(so->state[0])));
diff --git a/src/gallium/drivers/nv50/nv50_stateobj.h b/src/gallium/drivers/nv50/nv50_stateobj.h
index cd55ad83f84..4c98c7e46fc 100644
--- a/src/gallium/drivers/nv50/nv50_stateobj.h
+++ b/src/gallium/drivers/nv50/nv50_stateobj.h
@@ -21,7 +21,7 @@
 struct nv50_blend_stateobj {
    struct pipe_blend_state pipe;
    int size;
-   uint32_t state[78];
+   uint32_t state[82]; // TODO: allocate less if !independent_blend_enable
 };
 
 struct nv50_rasterizer_stateobj {