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/msvld.h>
25 #include <engine/falcon.h>
26
27 struct g98_msvld_priv {
28 struct nvkm_falcon base;
29 };
30
31 /*******************************************************************************
32 * MSVLD object classes
33 ******************************************************************************/
34
35 static struct nvkm_oclass
36 g98_msvld_sclass[] = {
37 { 0x88b1, &nvkm_object_ofuncs },
38 { 0x85b1, &nvkm_object_ofuncs },
39 { 0x86b1, &nvkm_object_ofuncs },
40 {},
41 };
42
43 /*******************************************************************************
44 * PMSVLD context
45 ******************************************************************************/
46
47 static struct nvkm_oclass
48 g98_msvld_cclass = {
49 .handle = NV_ENGCTX(MSVLD, 0x98),
50 .ofuncs = &(struct nvkm_ofuncs) {
51 .ctor = _nvkm_falcon_context_ctor,
52 .dtor = _nvkm_falcon_context_dtor,
53 .init = _nvkm_falcon_context_init,
54 .fini = _nvkm_falcon_context_fini,
55 .rd32 = _nvkm_falcon_context_rd32,
56 .wr32 = _nvkm_falcon_context_wr32,
57 },
58 };
59
60 /*******************************************************************************
61 * PMSVLD engine/subdev functions
62 ******************************************************************************/
63
64 static int
g98_msvld_init(struct nvkm_object * object)65 g98_msvld_init(struct nvkm_object *object)
66 {
67 struct g98_msvld_priv *priv = (void *)object;
68 int ret;
69
70 ret = nvkm_falcon_init(&priv->base);
71 if (ret)
72 return ret;
73
74 nv_wr32(priv, 0x084010, 0x0000ffd2);
75 nv_wr32(priv, 0x08401c, 0x0000fff2);
76 return 0;
77 }
78
79 static int
g98_msvld_ctor(struct nvkm_object * parent,struct nvkm_object * engine,struct nvkm_oclass * oclass,void * data,u32 size,struct nvkm_object ** pobject)80 g98_msvld_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
81 struct nvkm_oclass *oclass, void *data, u32 size,
82 struct nvkm_object **pobject)
83 {
84 struct g98_msvld_priv *priv;
85 int ret;
86
87 ret = nvkm_falcon_create(parent, engine, oclass, 0x084000, true,
88 "PMSVLD", "msvld", &priv);
89 *pobject = nv_object(priv);
90 if (ret)
91 return ret;
92
93 nv_subdev(priv)->unit = 0x04008000;
94 nv_engine(priv)->cclass = &g98_msvld_cclass;
95 nv_engine(priv)->sclass = g98_msvld_sclass;
96 return 0;
97 }
98
99 struct nvkm_oclass
100 g98_msvld_oclass = {
101 .handle = NV_ENGINE(MSVLD, 0x98),
102 .ofuncs = &(struct nvkm_ofuncs) {
103 .ctor = g98_msvld_ctor,
104 .dtor = _nvkm_falcon_dtor,
105 .init = g98_msvld_init,
106 .fini = _nvkm_falcon_fini,
107 .rd32 = _nvkm_falcon_rd32,
108 .wr32 = _nvkm_falcon_wr32,
109 },
110 };
111