[go: nahoru, domu]
1/*
2 * Copyright (C) 2010 Francisco Jerez.
3 * All Rights Reserved.
4 *
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:
12 *
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.
16 *
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.
24 *
25 */
26
27#include "nv04.h"
28
29void
30nv10_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch,
31		  u32 flags, struct nouveau_fb_tile *tile)
32{
33	tile->addr  = 0x80000000 | addr;
34	tile->limit = max(1u, addr + size) - 1;
35	tile->pitch = pitch;
36}
37
38void
39nv10_fb_tile_fini(struct nouveau_fb *pfb, int i, struct nouveau_fb_tile *tile)
40{
41	tile->addr  = 0;
42	tile->limit = 0;
43	tile->pitch = 0;
44	tile->zcomp = 0;
45}
46
47void
48nv10_fb_tile_prog(struct nouveau_fb *pfb, int i, struct nouveau_fb_tile *tile)
49{
50	nv_wr32(pfb, 0x100244 + (i * 0x10), tile->limit);
51	nv_wr32(pfb, 0x100248 + (i * 0x10), tile->pitch);
52	nv_wr32(pfb, 0x100240 + (i * 0x10), tile->addr);
53	nv_rd32(pfb, 0x100240 + (i * 0x10));
54}
55
56struct nouveau_oclass *
57nv10_fb_oclass = &(struct nv04_fb_impl) {
58	.base.base.handle = NV_SUBDEV(FB, 0x10),
59	.base.base.ofuncs = &(struct nouveau_ofuncs) {
60		.ctor = nv04_fb_ctor,
61		.dtor = _nouveau_fb_dtor,
62		.init = _nouveau_fb_init,
63		.fini = _nouveau_fb_fini,
64	},
65	.base.memtype = nv04_fb_memtype_valid,
66	.base.ram = &nv10_ram_oclass,
67	.tile.regions = 8,
68	.tile.init = nv10_fb_tile_init,
69	.tile.fini = nv10_fb_tile_fini,
70	.tile.prog = nv10_fb_tile_prog,
71}.base.base;
72