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
32static u64
33gm107_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
50struct nouveau_oclass *
51gm107_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