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
23  */
24 #include <engine/mpeg.h>
25 
26 struct g84_mpeg_priv {
27 	struct nvkm_mpeg base;
28 };
29 
30 struct g84_mpeg_chan {
31 	struct nvkm_mpeg_chan base;
32 };
33 
34 /*******************************************************************************
35  * MPEG object classes
36  ******************************************************************************/
37 
38 static struct nvkm_oclass
39 g84_mpeg_sclass[] = {
40 	{ 0x8274, &nv50_mpeg_ofuncs },
41 	{}
42 };
43 
44 /*******************************************************************************
45  * PMPEG context
46  ******************************************************************************/
47 
48 static struct nvkm_oclass
49 g84_mpeg_cclass = {
50 	.handle = NV_ENGCTX(MPEG, 0x84),
51 	.ofuncs = &(struct nvkm_ofuncs) {
52 		.ctor = nv50_mpeg_context_ctor,
53 		.dtor = _nvkm_mpeg_context_dtor,
54 		.init = _nvkm_mpeg_context_init,
55 		.fini = _nvkm_mpeg_context_fini,
56 		.rd32 = _nvkm_mpeg_context_rd32,
57 		.wr32 = _nvkm_mpeg_context_wr32,
58 	},
59 };
60 
61 /*******************************************************************************
62  * PMPEG engine/subdev functions
63  ******************************************************************************/
64 
65 static int
66 g84_mpeg_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
67 	      struct nvkm_oclass *oclass, void *data, u32 size,
68 	      struct nvkm_object **pobject)
69 {
70 	struct g84_mpeg_priv *priv;
71 	int ret;
72 
73 	ret = nvkm_mpeg_create(parent, engine, oclass, &priv);
74 	*pobject = nv_object(priv);
75 	if (ret)
76 		return ret;
77 
78 	nv_subdev(priv)->unit = 0x00000002;
79 	nv_subdev(priv)->intr = nv50_mpeg_intr;
80 	nv_engine(priv)->cclass = &g84_mpeg_cclass;
81 	nv_engine(priv)->sclass = g84_mpeg_sclass;
82 	return 0;
83 }
84 
85 struct nvkm_oclass
86 g84_mpeg_oclass = {
87 	.handle = NV_ENGINE(MPEG, 0x84),
88 	.ofuncs = &(struct nvkm_ofuncs) {
89 		.ctor = g84_mpeg_ctor,
90 		.dtor = _nvkm_mpeg_dtor,
91 		.init = nv50_mpeg_init,
92 		.fini = _nvkm_mpeg_fini,
93 	},
94 };
95