1/* $NetBSD: nouveau_subdev_devinit_nv98.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_nv98.c,v 1.1.1.1 2014/08/06 12:36:30 riastradh Exp $");
29
30#include "nv50.h"
31
32static u64
33nv98_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_VP);
42 disable |= (1ULL << NVDEV_ENGINE_BSP);
43 disable |= (1ULL << NVDEV_ENGINE_PPP);
44 }
45
46 if (!(r00154c & 0x00000004))
47 disable |= (1ULL << NVDEV_ENGINE_DISP);
48 if (!(r00154c & 0x00000020))
49 disable |= (1ULL << NVDEV_ENGINE_BSP);
50 if (!(r00154c & 0x00000040))
51 disable |= (1ULL << NVDEV_ENGINE_CRYPT);
52
53 return disable;
54}
55
56struct nouveau_oclass *
57nv98_devinit_oclass = &(struct nouveau_devinit_impl) {
58 .base.handle = NV_SUBDEV(DEVINIT, 0x98),
59 .base.ofuncs = &(struct nouveau_ofuncs) {
60 .ctor = nv50_devinit_ctor,
61 .dtor = _nouveau_devinit_dtor,
62 .init = nv50_devinit_init,
63 .fini = _nouveau_devinit_fini,
64 },
65 .pll_set = nv50_devinit_pll_set,
66 .disable = nv98_devinit_disable,
67}.base;
68