1 | /* $NetBSD: nouveau_subdev_devinit_nv84.c,v 1.1.1.1 2014/08/06 12:36:30 riastradh Exp $ */ |
2 | |
3 | /* |
4 | * Copyright 2013 Red Hat Inc. |
5 | * |
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
7 | * copy of this software and associated documentation files (the "Software"), |
8 | * to deal in the Software without restriction, including without limitation |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
10 | * and/or sell copies of the Software, and to permit persons to whom the |
11 | * Software is furnished to do so, subject to the following conditions: |
12 | * |
13 | * The above copyright notice and this permission notice shall be included in |
14 | * all copies or substantial portions of the Software. |
15 | * |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
22 | * OTHER DEALINGS IN THE SOFTWARE. |
23 | * |
24 | * Authors: Ben Skeggs |
25 | */ |
26 | |
27 | #include <sys/cdefs.h> |
28 | __KERNEL_RCSID(0, "$NetBSD: nouveau_subdev_devinit_nv84.c,v 1.1.1.1 2014/08/06 12:36:30 riastradh Exp $" ); |
29 | |
30 | #include "nv50.h" |
31 | |
32 | static u64 |
33 | nv84_devinit_disable(struct nouveau_devinit *devinit) |
34 | { |
35 | struct nv50_devinit_priv *priv = (void *)devinit; |
36 | u32 r001540 = nv_rd32(priv, 0x001540); |
37 | u32 r00154c = nv_rd32(priv, 0x00154c); |
38 | u64 disable = 0ULL; |
39 | |
40 | if (!(r001540 & 0x40000000)) { |
41 | disable |= (1ULL << NVDEV_ENGINE_MPEG); |
42 | disable |= (1ULL << NVDEV_ENGINE_VP); |
43 | disable |= (1ULL << NVDEV_ENGINE_BSP); |
44 | disable |= (1ULL << NVDEV_ENGINE_CRYPT); |
45 | } |
46 | |
47 | if (!(r00154c & 0x00000004)) |
48 | disable |= (1ULL << NVDEV_ENGINE_DISP); |
49 | if (!(r00154c & 0x00000020)) |
50 | disable |= (1ULL << NVDEV_ENGINE_BSP); |
51 | if (!(r00154c & 0x00000040)) |
52 | disable |= (1ULL << NVDEV_ENGINE_CRYPT); |
53 | |
54 | return disable; |
55 | } |
56 | |
57 | struct nouveau_oclass * |
58 | nv84_devinit_oclass = &(struct nouveau_devinit_impl) { |
59 | .base.handle = NV_SUBDEV(DEVINIT, 0x84), |
60 | .base.ofuncs = &(struct nouveau_ofuncs) { |
61 | .ctor = nv50_devinit_ctor, |
62 | .dtor = _nouveau_devinit_dtor, |
63 | .init = nv50_devinit_init, |
64 | .fini = _nouveau_devinit_fini, |
65 | }, |
66 | .pll_set = nv50_devinit_pll_set, |
67 | .disable = nv84_devinit_disable, |
68 | }.base; |
69 | |