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4019aaa2 IM |
1 | /* |
2 | * Copyright 2013 Red Hat Inc. | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice shall be included in | |
12 | * all copies or substantial portions of the Software. | |
13 | * | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
20 | * OTHER DEALINGS IN THE SOFTWARE. | |
21 | * | |
22 | * Authors: Ben Skeggs | |
23 | */ | |
24 | ||
25 | #include "nv50.h" | |
26 | ||
27 | static u64 | |
28 | nv84_devinit_disable(struct nouveau_devinit *devinit) | |
29 | { | |
30 | struct nv50_devinit_priv *priv = (void *)devinit; | |
31 | u32 r001540 = nv_rd32(priv, 0x001540); | |
32 | u32 r00154c = nv_rd32(priv, 0x00154c); | |
33 | u64 disable = 0ULL; | |
34 | ||
35 | if (!(r001540 & 0x40000000)) { | |
36 | disable |= (1ULL << NVDEV_ENGINE_MPEG); | |
37 | disable |= (1ULL << NVDEV_ENGINE_VP); | |
38 | disable |= (1ULL << NVDEV_ENGINE_BSP); | |
93d90ad7 | 39 | disable |= (1ULL << NVDEV_ENGINE_CIPHER); |
4019aaa2 IM |
40 | } |
41 | ||
42 | if (!(r00154c & 0x00000004)) | |
43 | disable |= (1ULL << NVDEV_ENGINE_DISP); | |
44 | if (!(r00154c & 0x00000020)) | |
45 | disable |= (1ULL << NVDEV_ENGINE_BSP); | |
46 | if (!(r00154c & 0x00000040)) | |
93d90ad7 | 47 | disable |= (1ULL << NVDEV_ENGINE_CIPHER); |
4019aaa2 IM |
48 | |
49 | return disable; | |
50 | } | |
51 | ||
52 | struct nouveau_oclass * | |
53 | nv84_devinit_oclass = &(struct nouveau_devinit_impl) { | |
54 | .base.handle = NV_SUBDEV(DEVINIT, 0x84), | |
55 | .base.ofuncs = &(struct nouveau_ofuncs) { | |
56 | .ctor = nv50_devinit_ctor, | |
57 | .dtor = _nouveau_devinit_dtor, | |
58 | .init = nv50_devinit_init, | |
59 | .fini = _nouveau_devinit_fini, | |
60 | }, | |
61 | .pll_set = nv50_devinit_pll_set, | |
62 | .disable = nv84_devinit_disable, | |
e21fd7c4 | 63 | .post = nvbios_init, |
4019aaa2 | 64 | }.base; |