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/sw.h>
25
26struct nv10_sw_priv {
27	struct nvkm_sw base;
28};
29
30struct nv10_sw_chan {
31	struct nvkm_sw_chan base;
32};
33
34/*******************************************************************************
35 * software object classes
36 ******************************************************************************/
37
38static int
39nv10_sw_flip(struct nvkm_object *object, u32 mthd, void *args, u32 size)
40{
41	struct nv10_sw_chan *chan = (void *)nv_engctx(object->parent);
42	if (chan->base.flip)
43		return chan->base.flip(chan->base.flip_data);
44	return -EINVAL;
45}
46
47static struct nvkm_omthds
48nv10_sw_omthds[] = {
49	{ 0x0500, 0x0500, nv10_sw_flip },
50	{}
51};
52
53static struct nvkm_oclass
54nv10_sw_sclass[] = {
55	{ 0x016e, &nvkm_object_ofuncs, nv10_sw_omthds },
56	{}
57};
58
59/*******************************************************************************
60 * software context
61 ******************************************************************************/
62
63static int
64nv10_sw_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
65		     struct nvkm_oclass *oclass, void *data, u32 size,
66		     struct nvkm_object **pobject)
67{
68	struct nv10_sw_chan *chan;
69	int ret;
70
71	ret = nvkm_sw_context_create(parent, engine, oclass, &chan);
72	*pobject = nv_object(chan);
73	if (ret)
74		return ret;
75
76	return 0;
77}
78
79static struct nvkm_oclass
80nv10_sw_cclass = {
81	.handle = NV_ENGCTX(SW, 0x04),
82	.ofuncs = &(struct nvkm_ofuncs) {
83		.ctor = nv10_sw_context_ctor,
84		.dtor = _nvkm_sw_context_dtor,
85		.init = _nvkm_sw_context_init,
86		.fini = _nvkm_sw_context_fini,
87	},
88};
89
90/*******************************************************************************
91 * software engine/subdev functions
92 ******************************************************************************/
93
94static int
95nv10_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
96	     struct nvkm_oclass *oclass, void *data, u32 size,
97	     struct nvkm_object **pobject)
98{
99	struct nv10_sw_priv *priv;
100	int ret;
101
102	ret = nvkm_sw_create(parent, engine, oclass, &priv);
103	*pobject = nv_object(priv);
104	if (ret)
105		return ret;
106
107	nv_engine(priv)->cclass = &nv10_sw_cclass;
108	nv_engine(priv)->sclass = nv10_sw_sclass;
109	nv_subdev(priv)->intr = nv04_sw_intr;
110	return 0;
111}
112
113struct nvkm_oclass *
114nv10_sw_oclass = &(struct nvkm_oclass) {
115	.handle = NV_ENGINE(SW, 0x10),
116	.ofuncs = &(struct nvkm_ofuncs) {
117		.ctor = nv10_sw_ctor,
118		.dtor = _nvkm_sw_dtor,
119		.init = _nvkm_sw_init,
120		.fini = _nvkm_sw_fini,
121	},
122};
123