1/*
2 * Copyright 2012 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, Maarten Lankhorst, Ilia Mirkin
23 */
24#include <engine/mspdec.h>
25#include <engine/falcon.h>
26
27struct g98_mspdec_priv {
28	struct nvkm_falcon base;
29};
30
31/*******************************************************************************
32 * MSPDEC object classes
33 ******************************************************************************/
34
35static struct nvkm_oclass
36g98_mspdec_sclass[] = {
37	{ 0x88b2, &nvkm_object_ofuncs },
38	{ 0x85b2, &nvkm_object_ofuncs },
39	{},
40};
41
42/*******************************************************************************
43 * PMSPDEC context
44 ******************************************************************************/
45
46static struct nvkm_oclass
47g98_mspdec_cclass = {
48	.handle = NV_ENGCTX(MSPDEC, 0x98),
49	.ofuncs = &(struct nvkm_ofuncs) {
50		.ctor = _nvkm_falcon_context_ctor,
51		.dtor = _nvkm_falcon_context_dtor,
52		.init = _nvkm_falcon_context_init,
53		.fini = _nvkm_falcon_context_fini,
54		.rd32 = _nvkm_falcon_context_rd32,
55		.wr32 = _nvkm_falcon_context_wr32,
56	},
57};
58
59/*******************************************************************************
60 * PMSPDEC engine/subdev functions
61 ******************************************************************************/
62
63static int
64g98_mspdec_init(struct nvkm_object *object)
65{
66	struct g98_mspdec_priv *priv = (void *)object;
67	int ret;
68
69	ret = nvkm_falcon_init(&priv->base);
70	if (ret)
71		return ret;
72
73	nv_wr32(priv, 0x085010, 0x0000ffd2);
74	nv_wr32(priv, 0x08501c, 0x0000fff2);
75	return 0;
76}
77
78static int
79g98_mspdec_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
80		struct nvkm_oclass *oclass, void *data, u32 size,
81		struct nvkm_object **pobject)
82{
83	struct g98_mspdec_priv *priv;
84	int ret;
85
86	ret = nvkm_falcon_create(parent, engine, oclass, 0x085000, true,
87				 "PMSPDEC", "mspdec", &priv);
88	*pobject = nv_object(priv);
89	if (ret)
90		return ret;
91
92	nv_subdev(priv)->unit = 0x01020000;
93	nv_engine(priv)->cclass = &g98_mspdec_cclass;
94	nv_engine(priv)->sclass = g98_mspdec_sclass;
95	return 0;
96}
97
98struct nvkm_oclass
99g98_mspdec_oclass = {
100	.handle = NV_ENGINE(MSPDEC, 0x98),
101	.ofuncs = &(struct nvkm_ofuncs) {
102		.ctor = g98_mspdec_ctor,
103		.dtor = _nvkm_falcon_dtor,
104		.init = g98_mspdec_init,
105		.fini = _nvkm_falcon_fini,
106		.rd32 = _nvkm_falcon_rd32,
107		.wr32 = _nvkm_falcon_wr32,
108	},
109};
110