4 files changed, 33 insertions, 14 deletions

diff --git a/src/gallium/drivers/nv40/nv40_context.c b/src/gallium/drivers/nv40/nv40_context.c
index d9d9accea8..a40f14895f 100644
--- a/src/gallium/drivers/nv40/nv40_context.c
+++ b/src/gallium/drivers/nv40/nv40_context.c
@@ -59,7 +59,6 @@ nv40_create(struct pipe_screen *pscreen, unsigned pctx_id)
 	nv40_init_query_functions(nv40);
 	nv40_init_surface_functions(nv40);
 	nv40_init_state_functions(nv40);
-	nv40_init_miptree_functions(nv40);
 
 	/* Create, configure, and install fallback swtnl path */
 	nv40->draw = draw_create();
diff --git a/src/gallium/drivers/nv40/nv40_context.h b/src/gallium/drivers/nv40/nv40_context.h
index 77b3da0ab9..d8d1891dff 100644
--- a/src/gallium/drivers/nv40/nv40_context.h
+++ b/src/gallium/drivers/nv40/nv40_context.h
@@ -172,7 +172,6 @@ struct nv40_state_entry {
 
 extern void nv40_init_state_functions(struct nv40_context *nv40);
 extern void nv40_init_surface_functions(struct nv40_context *nv40);
-extern void nv40_init_miptree_functions(struct nv40_context *nv40);
 extern void nv40_init_query_functions(struct nv40_context *nv40);
 
 extern void nv40_screen_init_miptree_functions(struct pipe_screen *pscreen);
diff --git a/src/gallium/drivers/nv40/nv40_miptree.c b/src/gallium/drivers/nv40/nv40_miptree.c
index 1b19217223..23da6e36a3 100644
--- a/src/gallium/drivers/nv40/nv40_miptree.c
+++ b/src/gallium/drivers/nv40/nv40_miptree.c
@@ -100,15 +100,10 @@ nv40_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **pt)
 	}
 }
 
-static void
-nv40_miptree_update(struct pipe_context *pipe, struct pipe_texture *mt,
-		    uint face, uint levels)
-{
-}
-
 static struct pipe_surface *
-nv40_miptree_surface(struct pipe_screen *pscreen, struct pipe_texture *pt,
-                     unsigned face, unsigned level, unsigned zslice)
+nv40_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 nv40_miptree *nv40mt = (struct nv40_miptree *)pt;
@@ -136,10 +131,10 @@ nv40_miptree_surface(struct pipe_screen *pscreen, struct pipe_texture *pt,
 	return ps;
 }
 
-void
-nv40_init_miptree_functions(struct nv40_context *nv40)
+static void
+nv40_miptree_surface_del(struct pipe_screen *pscreen,
+			 struct pipe_surface **psurface)
 {
-	nv40->pipe.texture_update = nv40_miptree_update;
 }
 
 void
@@ -147,6 +142,7 @@ nv40_screen_init_miptree_functions(struct pipe_screen *pscreen)
 {
 	pscreen->texture_create = nv40_miptree_create;
 	pscreen->texture_release = nv40_miptree_release;
-	pscreen->get_tex_surface = nv40_miptree_surface;
+	pscreen->get_tex_surface = nv40_miptree_surface_new;
+	pscreen->tex_surface_release = nv40_miptree_surface_del;
 }
 
diff --git a/src/gallium/drivers/nv40/nv40_screen.c b/src/gallium/drivers/nv40/nv40_screen.c
index 5164053393..ed0215b486 100644
--- a/src/gallium/drivers/nv40/nv40_screen.c
+++ b/src/gallium/drivers/nv40/nv40_screen.c
@@ -133,6 +133,28 @@ nv40_screen_surface_format_supported(struct pipe_screen *pscreen,
 	return FALSE;
 }
 
+static void *
+nv40_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
+nv40_surface_unmap(struct pipe_screen *screen, struct pipe_surface *surface)
+{
+	struct pipe_winsys *ws = screen->winsys;
+
+	ws->buffer_unmap(ws, surface->buffer);
+}
+
 static void
 nv40_screen_destroy(struct pipe_screen *pscreen)
 {
@@ -282,6 +304,9 @@ nv40_screen_create(struct pipe_winsys *ws, struct nouveau_winsys *nvws)
 
 	screen->pipe.is_format_supported = nv40_screen_surface_format_supported;
 
+	screen->pipe.surface_map = nv40_surface_map;
+	screen->pipe.surface_unmap = nv40_surface_unmap;
+
 	nv40_screen_init_miptree_functions(&screen->pipe);
 
 	return &screen->pipe;