2 * Copyright (C) 2010 Francisco Jerez.
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 struct nouveau_fb base;
34 nv40_fb_tile_comp(struct nouveau_fb *pfb, int i, u32 size, u32 flags,
35 struct nouveau_fb_tile *tile)
37 u32 tiles = DIV_ROUND_UP(size, 0x80);
38 u32 tags = round_up(tiles / pfb->ram->parts, 0x100);
40 !nouveau_mm_head(&pfb->tags, 1, tags, tags, 1, &tile->tag)) {
41 tile->zcomp = 0x28000000; /* Z24S8_SPLIT_GRAD */
42 tile->zcomp |= ((tile->tag->offset ) >> 8);
43 tile->zcomp |= ((tile->tag->offset + tags - 1) >> 8) << 13;
45 tile->zcomp |= 0x40000000;
51 nv40_fb_init(struct nouveau_object *object)
53 struct nv40_fb_priv *priv = (void *)object;
56 ret = nouveau_fb_init(&priv->base);
60 nv_mask(priv, 0x10033c, 0x00008000, 0x00000000);
65 nv40_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
66 struct nouveau_oclass *oclass, void *data, u32 size,
67 struct nouveau_object **pobject)
69 struct nv40_fb_priv *priv;
72 ret = nouveau_fb_create(parent, engine, oclass, &nv40_ram_oclass, &priv);
73 *pobject = nv_object(priv);
77 priv->base.memtype_valid = nv04_fb_memtype_valid;
78 priv->base.tile.regions = 8;
79 priv->base.tile.init = nv30_fb_tile_init;
80 priv->base.tile.comp = nv40_fb_tile_comp;
81 priv->base.tile.fini = nv20_fb_tile_fini;
82 priv->base.tile.prog = nv20_fb_tile_prog;
89 .handle = NV_SUBDEV(FB, 0x40),
90 .ofuncs = &(struct nouveau_ofuncs) {
92 .dtor = _nouveau_fb_dtor,
94 .fini = _nouveau_fb_fini,