nv50: rework miptree/texture/texsurf code a bit

diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index 6ee09fc..ec6e09a 100644 (file)
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -12,8 +12,6 @@ nv50_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
        struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree);
        unsigned usage, pitch;
 
-       NOUVEAU_ERR("unimplemented\n");
-
        mt->base = *pt;
        mt->base.refcount = 1;
        mt->base.screen = pscreen;
@@ -45,9 +43,8 @@ nv50_miptree_release(struct pipe_screen *pscreen, struct pipe_texture **ppt)
        struct pipe_winsys *ws = pscreen->winsys;
        struct pipe_texture *pt = *ppt;
 
-       NOUVEAU_ERR("unimplemented\n");
-
        *ppt = NULL;
+
        if (--pt->refcount <= 0) {
                struct nv50_miptree *mt = nv50_miptree(pt);
 
@@ -65,13 +62,9 @@ nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
        struct nv50_miptree *mt = nv50_miptree(pt);
        struct pipe_surface *ps;
 
-       NOUVEAU_ERR("unimplemented\n");
-
-       ps = ws->surface_alloc(ws);
-       if (!ps)
-               return NULL;
-
-       pipe_buffer_reference(ws, &ps->buffer, mt->buffer);
+       ps = CALLOC_STRUCT(pipe_surface);
+       ps->refcount = 1;
+       ps->winsys = ws;
        ps->format = pt->format;
        ps->width = pt->width[level];
        ps->height = pt->height[level];
@@ -80,6 +73,11 @@ nv50_miptree_surface_new(struct pipe_screen *pscreen, struct pipe_texture *pt,
        ps->nblocksy = pt->nblocksy[level];
        ps->stride = ps->width * ps->block.size;
        ps->offset = 0;
+       ps->usage = flags;
+       ps->status = PIPE_SURFACE_STATUS_DEFINED;
+
+       pipe_texture_reference(&ps->texture, pt);
+       pipe_buffer_reference(ws, &ps->buffer, mt->buffer);
 
        return ps;
 }
@@ -88,6 +86,16 @@ static void
 nv50_miptree_surface_del(struct pipe_screen *pscreen,
                         struct pipe_surface **psurface)
 {
+       struct pipe_winsys *ws = pscreen->winsys;
+       struct pipe_surface *surf = *psurface;
+
+       *psurface = NULL;
+
+       if (--surf->refcount <= 0) {
+               pipe_texture_reference(&surf->texture, NULL);
+               pipe_buffer_reference(ws, &surf->buffer, NULL);
+               FREE(surf);
+       }
 }
 
 void