1 files changed, 16 insertions, 14 deletions

diff --git a/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c b/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c
index ae02f98a78..7b3aa99482 100644
--- a/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c
+++ b/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c
@@ -173,14 +173,10 @@ intel_flush_frontbuffer( struct pipe_winsys *winsys,
 }
 
 
-static struct pipe_region *
-intel_i915_region_alloc(struct pipe_winsys *winsys,
-                        unsigned cpp, unsigned width,
-                        unsigned height, unsigned flags)
+static unsigned
+intel_i915_surface_pitch(struct pipe_winsys *winsys,
+			 unsigned cpp, unsigned width, unsigned flags)
 {
-   struct pipe_region *region = calloc(sizeof(*region), 1);
-   const unsigned alignment = 64;
-
    /* Choose a pitch to match hardware requirements - requires 64 byte
     * alignment of render targets.  
     *
@@ -188,24 +184,29 @@ intel_i915_region_alloc(struct pipe_winsys *winsys,
     * clearly want to be able to render to textures under some
     * circumstances, but maybe not always a requirement.
     */
-   unsigned pitch;
 
    /* XXX is the pitch different for textures vs. drawables? */
    if (flags & PIPE_SURFACE_FLAG_TEXTURE)  /* or PIPE_SURFACE_FLAG_RENDER? */
-      pitch = ((cpp * width + 63) & ~63) / cpp;
+      return ((cpp * width + 63) & ~63) / cpp;
    else
-      pitch = ((cpp * width + 63) & ~63) / cpp;
+      return ((cpp * width + 63) & ~63) / cpp;
+}
+
+
+static struct pipe_region *
+intel_i915_region_alloc(struct pipe_winsys *winsys,
+                        unsigned size, unsigned flags)
+{
+   struct pipe_region *region = calloc(sizeof(*region), 1);
+   const unsigned alignment = 64;
 
-   region->cpp = cpp;
-   region->pitch = pitch;
-   region->height = height;     /* needed? */
    region->refcount = 1;
 
    region->buffer = winsys->buffer_create( winsys, alignment );
 
    winsys->buffer_data( winsys,
                         region->buffer, 
-                        pitch * cpp * height, 
+                        size, 
                         NULL,
                         PIPE_BUFFER_USAGE_PIXEL );
 
@@ -301,6 +302,7 @@ intel_create_pipe_winsys( int fd )
    iws->winsys.get_name = intel_get_name;
    iws->winsys.region_alloc = intel_i915_region_alloc;
    iws->winsys.region_release = intel_i915_region_release;
+   iws->winsys.surface_pitch = intel_i915_surface_pitch;
    iws->winsys.surface_alloc = intel_i915_surface_alloc;
    iws->winsys.surface_release = intel_i915_surface_release;