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 #include <nvif/class.h>
28 
29 static int
30 g98_msvld_init(struct nvkm_object *object)
31 {
32 	struct nvkm_falcon *msvld = (void *)object;
33 	struct nvkm_device *device = msvld->engine.subdev.device;
34 	int ret;
35 
36 	ret = nvkm_falcon_init(msvld);
37 	if (ret)
38 		return ret;
39 
40 	nvkm_wr32(device, 0x084010, 0x0000ffd2);
41 	nvkm_wr32(device, 0x08401c, 0x0000fff2);
42 	return 0;
43 }
44 
45 static const struct nvkm_falcon_func
46 g98_msvld_func = {
47 	.sclass = {
48 		{ -1, -1, G98_MSVLD },
49 		{ -1, -1, GT212_MSVLD },
50 		{ -1, -1, IGT21A_MSVLD },
51 		{}
52 	}
53 };
54 
55 static int
56 g98_msvld_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
57 	       struct nvkm_oclass *oclass, void *data, u32 size,
58 	       struct nvkm_object **pobject)
59 {
60 	struct nvkm_falcon *msvld;
61 	int ret;
62 
63 	ret = nvkm_falcon_create(&g98_msvld_func, parent, engine, oclass,
64 				 0x084000, true, "PMSVLD", "msvld", &msvld);
65 	*pobject = nv_object(msvld);
66 	if (ret)
67 		return ret;
68 
69 	nv_subdev(msvld)->unit = 0x04008000;
70 	return 0;
71 }
72 
73 struct nvkm_oclass
74 g98_msvld_oclass = {
75 	.handle = NV_ENGINE(MSVLD, 0x98),
76 	.ofuncs = &(struct nvkm_ofuncs) {
77 		.ctor = g98_msvld_ctor,
78 		.dtor = _nvkm_falcon_dtor,
79 		.init = g98_msvld_init,
80 		.fini = _nvkm_falcon_fini,
81 	},
82 };
83