gallium: remove pipe_buffer from surfaces

this change disassociates, at least from the driver perspective,
the surface from buffer. surfaces are technically now views on the
textures so make it so by hiding the buffer in the internals of
textures.

1 files changed, 5 insertions, 3 deletions

diff --git a/src/gallium/winsys/xlib/xlib_softpipe.c b/src/gallium/winsys/xlib/xlib_softpipe.c
index 01d24584e2..586e1dfca5 100644
--- a/src/gallium/winsys/xlib/xlib_softpipe.c
+++ b/src/gallium/winsys/xlib/xlib_softpipe.c
@@ -45,6 +45,7 @@
 #include "util/u_math.h"
 #include "util/u_memory.h"
 #include "softpipe/sp_winsys.h"
+#include "softpipe/sp_texture.h"
 
 #include "xlib.h"
 
@@ -58,7 +59,7 @@ struct xm_buffer
    boolean userBuffer;  /** Is this a user-space buffer? */
    void *data;
    void *mapped;
-   
+
    XImage *tempImage;
    int shm;
    XShmSegmentInfo shminfo;
@@ -225,11 +226,12 @@ xm_buffer_destroy(struct pipe_winsys *pws,
  * by the XMesaBuffer.
  */
 static void
-xlib_softpipe_display_surface(struct xmesa_buffer *b, 
+xlib_softpipe_display_surface(struct xmesa_buffer *b,
                               struct pipe_surface *surf)
 {
    XImage *ximage;
-   struct xm_buffer *xm_buf = xm_buffer(surf->buffer);
+   struct xm_buffer *xm_buf = xm_buffer(
+      softpipe_texture(surf->texture)->buffer);
    static boolean no_swap = 0;
    static boolean firsttime = 1;