gallium: rename DUAL_SOURCE_BLEND cap to MAX_DUAL_SOURCE_RENDER_TARGETS

Though I don't think we'll ever expose > 1.

Signed-off-by: Dave Airlie <[email protected]>

5 files changed, 8 insertions, 4 deletions

diff --git a/src/gallium/docs/source/screen.rst b/src/gallium/docs/source/screen.rst
index 51d94649c2f..751eda3284a 100644
--- a/src/gallium/docs/source/screen.rst
+++ b/src/gallium/docs/source/screen.rst
@@ -26,7 +26,7 @@ The integer capabilities:
   normalized coordinates, and mipmaps.
 * ``PIPE_CAP_TWO_SIDED_STENCIL``: Whether the stencil test can also affect back-facing
   polygons.
-* ``PIPE_CAP_DUAL_SOURCE_BLEND``: Whether dual-source blend factors are supported. See
+* ``PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS``: How many dual-source blend RTs are support.
   :ref:`Blend` for more information.
 * ``PIPE_CAP_ANISOTROPIC_FILTER``: Whether textures can be filtered anisotropically.
 * ``PIPE_CAP_POINT_SPRITE``: Whether point sprites are available.
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 5873d9a7872..d12fa4e8249 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -120,7 +120,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 
         /* Unsupported features. */
         case PIPE_CAP_TIMER_QUERY:
-        case PIPE_CAP_DUAL_SOURCE_BLEND:
+        case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
         case PIPE_CAP_INDEP_BLEND_ENABLE:
         case PIPE_CAP_INDEP_BLEND_FUNC:
         case PIPE_CAP_DEPTH_CLIP_DISABLE:
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 7c40e506fb7..49c79f16ffa 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -380,7 +380,6 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 	/* Supported features (boolean caps). */
 	case PIPE_CAP_NPOT_TEXTURES:
 	case PIPE_CAP_TWO_SIDED_STENCIL:
-	case PIPE_CAP_DUAL_SOURCE_BLEND:
 	case PIPE_CAP_ANISOTROPIC_FILTER:
 	case PIPE_CAP_POINT_SPRITE:
 	case PIPE_CAP_OCCLUSION_QUERY:
@@ -465,6 +464,9 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 
 	case PIPE_CAP_MAX_TEXEL_OFFSET:
 		return 7;
+
+	case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
+		return 0;
 	}
 	return 0;
 }
diff --git a/src/gallium/drivers/softpipe/sp_screen.c b/src/gallium/drivers/softpipe/sp_screen.c
index 183ed9ae774..b1ab14228ef 100644
--- a/src/gallium/drivers/softpipe/sp_screen.c
+++ b/src/gallium/drivers/softpipe/sp_screen.c
@@ -79,6 +79,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 1;
    case PIPE_CAP_MAX_RENDER_TARGETS:
       return PIPE_MAX_COLOR_BUFS;
+   case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
+      return 0;
    case PIPE_CAP_OCCLUSION_QUERY:
       return 1;
    case PIPE_CAP_TIMER_QUERY:
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index e49d1922ea6..03a5f85884f 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -423,7 +423,7 @@ enum pipe_transfer_usage {
 enum pipe_cap {
    PIPE_CAP_NPOT_TEXTURES = 1,
    PIPE_CAP_TWO_SIDED_STENCIL = 2,
-   PIPE_CAP_DUAL_SOURCE_BLEND = 4,
+   PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS = 4,
    PIPE_CAP_ANISOTROPIC_FILTER = 5,
    PIPE_CAP_POINT_SPRITE = 6,
    PIPE_CAP_MAX_RENDER_TARGETS = 7,