gallium: use PIPE_CAP_CONSTBUF0_FLAGS

2 files changed, 22 insertions, 1 deletions

diff --git a/src/gallium/auxiliary/util/u_inlines.h b/src/gallium/auxiliary/util/u_inlines.h
index 4ba6ad72b62..4bd9b7e3c62 100644
--- a/src/gallium/auxiliary/util/u_inlines.h
+++ b/src/gallium/auxiliary/util/u_inlines.h
@@ -284,6 +284,27 @@ pipe_buffer_create( struct pipe_screen *screen,
 }
 
 
+static inline struct pipe_resource *
+pipe_buffer_create_const0(struct pipe_screen *screen,
+                          unsigned bind,
+                          enum pipe_resource_usage usage,
+                          unsigned size)
+{
+   struct pipe_resource buffer;
+   memset(&buffer, 0, sizeof buffer);
+   buffer.target = PIPE_BUFFER;
+   buffer.format = PIPE_FORMAT_R8_UNORM;
+   buffer.bind = bind;
+   buffer.usage = usage;
+   buffer.flags = screen->get_param(screen, PIPE_CAP_CONSTBUF0_FLAGS);
+   buffer.width0 = size;
+   buffer.height0 = 1;
+   buffer.depth0 = 1;
+   buffer.array_size = 1;
+   return screen->resource_create(screen, &buffer);
+}
+
+
 /**
  * Map a range of a resource.
  * \param offset  start of region, in bytes 
diff --git a/src/gallium/auxiliary/vl/vl_compositor.c b/src/gallium/auxiliary/vl/vl_compositor.c
index 67ad7f5beea..725bfd9126e 100644
--- a/src/gallium/auxiliary/vl/vl_compositor.c
+++ b/src/gallium/auxiliary/vl/vl_compositor.c
@@ -1437,7 +1437,7 @@ vl_compositor_init_state(struct vl_compositor_state *s, struct pipe_context *pip
     * Const buffer contains the color conversion matrix and bias vectors
     */
    /* XXX: Create with IMMUTABLE/STATIC... although it does change every once in a long while... */
-   s->csc_matrix = pipe_buffer_create
+   s->csc_matrix = pipe_buffer_create_const0
    (
       pipe->screen,
       PIPE_BIND_CONSTANT_BUFFER,