1 /* $NetBSD: nouveau_nvkm_subdev_fb_nv41.c,v 1.3 2021/12/18 23:45:39 riastradh Exp $ */
2
3 /*
4 * Copyright (C) 2010 Francisco Jerez.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining
8 * a copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation the rights to use, copy, modify, merge, publish,
11 * distribute, sublicense, and/or sell copies of the Software, and to
12 * permit persons to whom the Software is furnished to do so, subject to
13 * the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial
17 * portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
22 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
23 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
24 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
25 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 *
27 */
28 #include <sys/cdefs.h>
29 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_fb_nv41.c,v 1.3 2021/12/18 23:45:39 riastradh Exp $");
30
31 #include "priv.h"
32 #include "ram.h"
33
34 void
nv41_fb_tile_prog(struct nvkm_fb * fb,int i,struct nvkm_fb_tile * tile)35 nv41_fb_tile_prog(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile)
36 {
37 struct nvkm_device *device = fb->subdev.device;
38 nvkm_wr32(device, 0x100604 + (i * 0x10), tile->limit);
39 nvkm_wr32(device, 0x100608 + (i * 0x10), tile->pitch);
40 nvkm_wr32(device, 0x100600 + (i * 0x10), tile->addr);
41 nvkm_rd32(device, 0x100600 + (i * 0x10));
42 nvkm_wr32(device, 0x100700 + (i * 0x04), tile->zcomp);
43 }
44
45 void
nv41_fb_init(struct nvkm_fb * fb)46 nv41_fb_init(struct nvkm_fb *fb)
47 {
48 nvkm_wr32(fb->subdev.device, 0x100800, 0x00000001);
49 }
50
51 static const struct nvkm_fb_func
52 nv41_fb = {
53 .tags = nv20_fb_tags,
54 .init = nv41_fb_init,
55 .tile.regions = 12,
56 .tile.init = nv30_fb_tile_init,
57 .tile.comp = nv40_fb_tile_comp,
58 .tile.fini = nv20_fb_tile_fini,
59 .tile.prog = nv41_fb_tile_prog,
60 .ram_new = nv41_ram_new,
61 };
62
63 int
nv41_fb_new(struct nvkm_device * device,int index,struct nvkm_fb ** pfb)64 nv41_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
65 {
66 return nvkm_fb_new_(&nv41_fb, device, index, pfb);
67 }
68