1 /*
2  * Copyright 2012 Maarten Lankhorst
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: Maarten Lankhorst
23  */
24 #include <engine/msppp.h>
25 #include <engine/falcon.h>
26 
27 /*******************************************************************************
28  * MSPPP object classes
29  ******************************************************************************/
30 
31 static struct nvkm_oclass
32 gf100_msppp_sclass[] = {
33 	{ 0x90b3, &nvkm_object_ofuncs },
34 	{},
35 };
36 
37 /*******************************************************************************
38  * PMSPPP context
39  ******************************************************************************/
40 
41 static struct nvkm_oclass
42 gf100_msppp_cclass = {
43 	.handle = NV_ENGCTX(MSPPP, 0xc0),
44 	.ofuncs = &(struct nvkm_ofuncs) {
45 		.ctor = _nvkm_falcon_context_ctor,
46 		.dtor = _nvkm_falcon_context_dtor,
47 		.init = _nvkm_falcon_context_init,
48 		.fini = _nvkm_falcon_context_fini,
49 		.rd32 = _nvkm_falcon_context_rd32,
50 		.wr32 = _nvkm_falcon_context_wr32,
51 	},
52 };
53 
54 /*******************************************************************************
55  * PMSPPP engine/subdev functions
56  ******************************************************************************/
57 
58 static int
59 gf100_msppp_init(struct nvkm_object *object)
60 {
61 	struct nvkm_falcon *msppp = (void *)object;
62 	struct nvkm_device *device = msppp->engine.subdev.device;
63 	int ret;
64 
65 	ret = nvkm_falcon_init(msppp);
66 	if (ret)
67 		return ret;
68 
69 	nvkm_wr32(device, 0x086010, 0x0000fff2);
70 	nvkm_wr32(device, 0x08601c, 0x0000fff2);
71 	return 0;
72 }
73 
74 static int
75 gf100_msppp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
76 		 struct nvkm_oclass *oclass, void *data, u32 size,
77 		 struct nvkm_object **pobject)
78 {
79 	struct nvkm_falcon *msppp;
80 	int ret;
81 
82 	ret = nvkm_falcon_create(parent, engine, oclass, 0x086000, true,
83 				 "PMSPPP", "msppp", &msppp);
84 	*pobject = nv_object(msppp);
85 	if (ret)
86 		return ret;
87 
88 	nv_subdev(msppp)->unit = 0x00000002;
89 	nv_subdev(msppp)->intr = nvkm_falcon_intr;
90 	nv_engine(msppp)->cclass = &gf100_msppp_cclass;
91 	nv_engine(msppp)->sclass = gf100_msppp_sclass;
92 	return 0;
93 }
94 
95 struct nvkm_oclass
96 gf100_msppp_oclass = {
97 	.handle = NV_ENGINE(MSPPP, 0xc0),
98 	.ofuncs = &(struct nvkm_ofuncs) {
99 		.ctor = gf100_msppp_ctor,
100 		.dtor = _nvkm_falcon_dtor,
101 		.init = gf100_msppp_init,
102 		.fini = _nvkm_falcon_fini,
103 		.rd32 = _nvkm_falcon_rd32,
104 		.wr32 = _nvkm_falcon_wr32,
105 	},
106 };
107