drm: drop drm_buf_t typedef

Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/savage_drv.h b/drivers/char/drm/savage_drv.h
index da8afb3..5fd54de 100644
--- a/drivers/char/drm/savage_drv.h
+++ b/drivers/char/drm/savage_drv.h
@@ -58,7 +58,7 @@
 	struct drm_savage_buf_priv *next;
 	struct drm_savage_buf_priv *prev;
 	drm_savage_age_t age;
-	drm_buf_t *buf;
+	struct drm_buf *buf;
 } drm_savage_buf_priv_t;
 
 typedef struct drm_savage_dma_page {
@@ -203,7 +203,7 @@
 /* BCI functions */
 extern uint16_t savage_bci_emit_event(drm_savage_private_t * dev_priv,
 				      unsigned int flags);
-extern void savage_freelist_put(struct drm_device * dev, drm_buf_t * buf);
+extern void savage_freelist_put(struct drm_device * dev, struct drm_buf * buf);
 extern void savage_dma_reset(drm_savage_private_t * dev_priv);
 extern void savage_dma_wait(drm_savage_private_t * dev_priv, unsigned int page);
 extern uint32_t *savage_dma_alloc(drm_savage_private_t * dev_priv,