4 files changed, 36 insertions, 16 deletions

diff --git a/src/gallium/drivers/nv50/nv50_context.c b/src/gallium/drivers/nv50/nv50_context.c
index 6eb1878b84..a225c4bf72 100644
--- a/src/gallium/drivers/nv50/nv50_context.c
+++ b/src/gallium/drivers/nv50/nv50_context.c
@@ -55,7 +55,6 @@ nv50_create(struct pipe_screen *pscreen, unsigned pctx_id)
 
 	nv50->pipe.flush = nv50_flush;
 
-	nv50_init_miptree_functions(nv50);
 	nv50_init_surface_functions(nv50);
 	nv50_init_state_functions(nv50);
 	nv50_init_query_functions(nv50);
diff --git a/src/gallium/drivers/nv50/nv50_context.h b/src/gallium/drivers/nv50/nv50_context.h
index f532fa6bfb..e68c702dea 100644
--- a/src/gallium/drivers/nv50/nv50_context.h
+++ b/src/gallium/drivers/nv50/nv50_context.h
@@ -71,7 +71,6 @@ nv50_context(struct pipe_context *pipe)
 	return (struct nv50_context *)pipe;
 }
 
-extern void nv50_init_miptree_functions(struct nv50_context *nv50);
 extern void nv50_init_surface_functions(struct nv50_context *nv50);
 extern void nv50_init_state_functions(struct nv50_context *nv50);
 extern void nv50_init_query_functions(struct nv50_context *nv50);
diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index 58584934b1..ccb916d6ac 100644
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -56,8 +56,9 @@ nv50_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **ppt)
 }
 
 static struct pipe_surface *
-nv50_miptree_surface(struct pipe_screen *pscreen, struct pipe_texture *pt,
-		     unsigned face, unsigned level, unsigned zslice)
+nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
+			 unsigned face, unsigned level, unsigned zslice,
+			 unsigned flags)
 {
 	struct pipe_winsys *ws = pscreen->winsys;
 	struct nv50_miptree *mt = nv50_miptree(pt);
@@ -80,22 +81,18 @@ nv50_miptree_surface(struct pipe_screen *pscreen, struct pipe_texture *pt,
 	return ps;
 }
 
-void
-nv50_screen_init_miptree_functions(struct pipe_screen *pscreen)
-{
-	pscreen->texture_create = nv50_miptree_create;
-	pscreen->texture_release = nv50_miptree_release;
-	pscreen->get_tex_surface = nv50_miptree_surface;
-}
-
 static void
-nv50_miptree_update(struct pipe_context *pipe, struct pipe_texture *mt,
-		    uint face, uint levels)
+nv50_miptree_surface_del(struct pipe_screen *pscreen,
+			 struct pipe_surface **psurface)
 {
 }
 
 void
-nv50_init_miptree_functions(struct nv50_context *nv50)
+nv50_screen_init_miptree_functions(struct pipe_screen *pscreen)
 {
-	nv50->pipe.texture_update = nv50_miptree_update;
+	pscreen->texture_create = nv50_miptree_create;
+	pscreen->texture_release = nv50_miptree_release;
+	pscreen->get_tex_surface = nv50_miptree_surface_new;
+	pscreen->tex_surface_release = nv50_miptree_surface_del;
 }
+
diff --git a/src/gallium/drivers/nv50/nv50_screen.c b/src/gallium/drivers/nv50/nv50_screen.c
index d069639dc4..29c057a145 100644
--- a/src/gallium/drivers/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nv50/nv50_screen.c
@@ -117,6 +117,28 @@ nv50_screen_get_paramf(struct pipe_screen *pscreen, int param)
 	}
 }
 
+static void *
+nv50_surface_map(struct pipe_screen *screen, struct pipe_surface *surface,
+		 unsigned flags )
+{
+	struct pipe_winsys *ws = screen->winsys;
+	void *map;
+
+	map = ws->buffer_map(ws, surface->buffer, flags);
+	if (!map)
+		return NULL;
+
+	return map + surface->offset;
+}
+
+static void
+nv50_surface_unmap(struct pipe_screen *screen, struct pipe_surface *surface)
+{
+	struct pipe_winsys *ws = screen->winsys;
+
+	ws->buffer_unmap(ws, surface->buffer);
+}
+
 static void
 nv50_screen_destroy(struct pipe_screen *pscreen)
 {
@@ -209,6 +231,9 @@ nv50_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 
 	screen->pipe.is_format_supported = nv50_screen_is_format_supported;
 
+	screen->pipe.surface_map = nv50_surface_map;
+	screen->pipe.surface_unmap = nv50_surface_unmap;
+
 	nv50_screen_init_miptree_functions(&screen->pipe);
 
 	return &screen->pipe;