From: Eric Anholt <eric@anholt.net>
Date: Tue, 3 Nov 2009 21:41:22 +0000 (-0800)
Subject: i965: Update WM surface state setup for sandybridge's new BLEND_STATE.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0b9932ffde3f7228288717302b43aa01df0b5fa0;p=mesa.git

i965: Update WM surface state setup for sandybridge's new BLEND_STATE.
---

diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c b/src/mesa/drivers/dri/i965/brw_state_upload.c
index 4c12e68c0e2..afa940962f9 100644
--- a/src/mesa/drivers/dri/i965/brw_state_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_state_upload.c
@@ -124,9 +124,11 @@ const struct brw_tracked_state *gen6_atoms[] =
    &brw_cc_vp,
    &brw_cc_unit,
 
+#endif
    &brw_vs_surfaces,		/* must do before unit */
    &brw_wm_constant_surface,	/* must do before wm surfaces/bind bo */
    &brw_wm_surfaces,		/* must do before samplers and unit */
+#if 0
    &brw_wm_samplers,
 
    &brw_wm_unit,
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index 1db438ae7b5..a42067611ce 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -509,7 +509,7 @@ brw_update_renderbuffer_surface(struct brw_context *brw,
 				struct gl_renderbuffer *rb,
 				unsigned int unit)
 {
-   struct intel_context *intel = &brw->intel;;
+   struct intel_context *intel = &brw->intel;
    GLcontext *ctx = &intel->ctx;
    dri_bo *region_bo = NULL;
    struct intel_renderbuffer *irb = intel_renderbuffer(rb);
@@ -576,18 +576,21 @@ brw_update_renderbuffer_surface(struct brw_context *brw,
       key.draw_x = 0;
       key.draw_y = 0;
    }
-   /* _NEW_COLOR */
-   memcpy(key.color_mask, ctx->Color.ColorMask[unit],
-	  sizeof(key.color_mask));
 
-   /* As mentioned above, disable writes to the alpha component when the
-    * renderbuffer is XRGB.
-    */
-   if (ctx->DrawBuffer->Visual.alphaBits == 0)
-     key.color_mask[3] = GL_FALSE;
+   if (intel->gen < 6) {
+      /* _NEW_COLOR */
+      memcpy(key.color_mask, ctx->Color.ColorMask[unit],
+	     sizeof(key.color_mask));
+
+      /* As mentioned above, disable writes to the alpha component when the
+       * renderbuffer is XRGB.
+       */
+      if (ctx->DrawBuffer->Visual.alphaBits == 0)
+	 key.color_mask[3] = GL_FALSE;
 
-   key.color_blend = (!ctx->Color._LogicOpEnabled &&
-		      (ctx->Color.BlendEnabled & (1 << unit)));
+      key.color_blend = (!ctx->Color._LogicOpEnabled &&
+			 (ctx->Color.BlendEnabled & (1 << unit)));
+   }
 
    dri_bo_unreference(brw->wm.surf_bo[unit]);
    brw->wm.surf_bo[unit] = brw_search_cache(&brw->surface_cache,
@@ -639,12 +642,14 @@ brw_update_renderbuffer_surface(struct brw_context *brw,
       brw_set_surface_tiling(&surf, key.tiling);
       surf.ss3.pitch = (key.pitch * key.cpp) - 1;
 
-      /* _NEW_COLOR */
-      surf.ss0.color_blend = key.color_blend;
-      surf.ss0.writedisable_red =   !key.color_mask[0];
-      surf.ss0.writedisable_green = !key.color_mask[1];
-      surf.ss0.writedisable_blue =  !key.color_mask[2];
-      surf.ss0.writedisable_alpha = !key.color_mask[3];
+      if (intel->gen < 6) {
+	 /* _NEW_COLOR */
+	 surf.ss0.color_blend = key.color_blend;
+	 surf.ss0.writedisable_red =   !key.color_mask[0];
+	 surf.ss0.writedisable_green = !key.color_mask[1];
+	 surf.ss0.writedisable_blue =  !key.color_mask[2];
+	 surf.ss0.writedisable_alpha = !key.color_mask[3];
+      }
 
       /* Key size will never match key size for textures, so we're safe. */
       brw->wm.surf_bo[unit] = brw_upload_cache(&brw->surface_cache,