drm: drop drm_buf_t typedef

Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/savage_state.c b/drivers/char/drm/savage_state.c
index 73fa9ef..a30f454 100644
--- a/drivers/char/drm/savage_state.c
+++ b/drivers/char/drm/savage_state.c
@@ -277,7 +277,7 @@
 
 static int savage_dispatch_dma_prim(drm_savage_private_t * dev_priv,
 				    const drm_savage_cmd_header_t * cmd_header,
-				    const drm_buf_t * dmabuf)
+				    const struct drm_buf * dmabuf)
 {
 	unsigned char reorder = 0;
 	unsigned int prim = cmd_header->prim.prim;
@@ -536,7 +536,7 @@
 static int savage_dispatch_dma_idx(drm_savage_private_t * dev_priv,
 				   const drm_savage_cmd_header_t * cmd_header,
 				   const uint16_t *idx,
-				   const drm_buf_t * dmabuf)
+				   const struct drm_buf * dmabuf)
 {
 	unsigned char reorder = 0;
 	unsigned int prim = cmd_header->idx.prim;
@@ -892,7 +892,7 @@
 static int savage_dispatch_draw(drm_savage_private_t * dev_priv,
 				const drm_savage_cmd_header_t *start,
 				const drm_savage_cmd_header_t *end,
-				const drm_buf_t * dmabuf,
+				const struct drm_buf * dmabuf,
 				const unsigned int *vtxbuf,
 				unsigned int vb_size, unsigned int vb_stride,
 				unsigned int nbox,
@@ -958,7 +958,7 @@
 	DRM_DEVICE;
 	drm_savage_private_t *dev_priv = dev->dev_private;
 	drm_device_dma_t *dma = dev->dma;
-	drm_buf_t *dmabuf;
+	struct drm_buf *dmabuf;
 	drm_savage_cmdbuf_t cmdbuf;
 	drm_savage_cmd_header_t *kcmd_addr = NULL;
 	drm_savage_cmd_header_t *first_draw_cmd;