1 | /* $NetBSD: nouveau_subdev_devinit_gm107.c,v 1.1.1.1 2014/08/06 12:36:29 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_gm107.c,v 1.1.1.1 2014/08/06 12:36:29 riastradh Exp $" ); |
29 | |
30 | #include "nv50.h" |
31 | |
32 | static u64 |
33 | gm107_devinit_disable(struct nouveau_devinit *devinit) |
34 | { |
35 | struct nv50_devinit_priv *priv = (void *)devinit; |
36 | u32 r021c00 = nv_rd32(priv, 0x021c00); |
37 | u32 r021c04 = nv_rd32(priv, 0x021c04); |
38 | u64 disable = 0ULL; |
39 | |
40 | if (r021c00 & 0x00000001) |
41 | disable |= (1ULL << NVDEV_ENGINE_COPY0); |
42 | if (r021c00 & 0x00000004) |
43 | disable |= (1ULL << NVDEV_ENGINE_COPY2); |
44 | if (r021c04 & 0x00000001) |
45 | disable |= (1ULL << NVDEV_ENGINE_DISP); |
46 | |
47 | return disable; |
48 | } |
49 | |
50 | struct nouveau_oclass * |
51 | gm107_devinit_oclass = &(struct nouveau_devinit_impl) { |
52 | .base.handle = NV_SUBDEV(DEVINIT, 0x07), |
53 | .base.ofuncs = &(struct nouveau_ofuncs) { |
54 | .ctor = nv50_devinit_ctor, |
55 | .dtor = _nouveau_devinit_dtor, |
56 | .init = nv50_devinit_init, |
57 | .fini = _nouveau_devinit_fini, |
58 | }, |
59 | .pll_set = nvc0_devinit_pll_set, |
60 | .disable = gm107_devinit_disable, |
61 | }.base; |
62 | |