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.
29 nv44_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch,
30 u32 flags, struct nvkm_fb_tile *tile)
32 tile->addr = 0x00000001; /* mode = vram */
34 tile->limit = max(1u, addr + size) - 1;
39 nv44_fb_tile_prog(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile)
41 nv_wr32(fb, 0x100604 + (i * 0x10), tile->limit);
42 nv_wr32(fb, 0x100608 + (i * 0x10), tile->pitch);
43 nv_wr32(fb, 0x100600 + (i * 0x10), tile->addr);
44 nv_rd32(fb, 0x100600 + (i * 0x10));
48 nv44_fb_init(struct nvkm_object *object)
50 struct nvkm_fb *fb = (void *)object;
53 ret = nvkm_fb_init(fb);
57 nv_wr32(fb, 0x100850, 0x80000000);
58 nv_wr32(fb, 0x100800, 0x00000001);
63 nv44_fb_oclass = &(struct nv04_fb_impl) {
64 .base.base.handle = NV_SUBDEV(FB, 0x44),
65 .base.base.ofuncs = &(struct nvkm_ofuncs) {
67 .dtor = _nvkm_fb_dtor,
69 .fini = _nvkm_fb_fini,
71 .base.memtype = nv04_fb_memtype_valid,
72 .base.ram = &nv44_ram_oclass,
74 .tile.init = nv44_fb_tile_init,
75 .tile.fini = nv20_fb_tile_fini,
76 .tile.prog = nv44_fb_tile_prog,