1/* $NetBSD: nouveau_engine_software_nv10.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $ */
2
3/*
4 * Copyright 2012 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Ben Skeggs
25 */
26
27#include <sys/cdefs.h>
28__KERNEL_RCSID(0, "$NetBSD: nouveau_engine_software_nv10.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $");
29
30#include <core/os.h>
31#include <core/class.h>
32#include <core/engctx.h>
33
34#include <engine/software.h>
35
36struct nv10_software_priv {
37 struct nouveau_software base;
38};
39
40struct nv10_software_chan {
41 struct nouveau_software_chan base;
42};
43
44/*******************************************************************************
45 * software object classes
46 ******************************************************************************/
47
48static int
49nv10_software_flip(struct nouveau_object *object, u32 mthd,
50 void *args, u32 size)
51{
52 struct nv10_software_chan *chan = (void *)nv_engctx(object->parent);
53 if (chan->base.flip)
54 return chan->base.flip(chan->base.flip_data);
55 return -EINVAL;
56}
57
58static struct nouveau_omthds
59nv10_software_omthds[] = {
60 { 0x0500, 0x0500, nv10_software_flip },
61 {}
62};
63
64static struct nouveau_oclass
65nv10_software_sclass[] = {
66 { 0x016e, &nouveau_object_ofuncs, nv10_software_omthds },
67 {}
68};
69
70/*******************************************************************************
71 * software context
72 ******************************************************************************/
73
74static int
75nv10_software_context_ctor(struct nouveau_object *parent,
76 struct nouveau_object *engine,
77 struct nouveau_oclass *oclass, void *data, u32 size,
78 struct nouveau_object **pobject)
79{
80 struct nv10_software_chan *chan;
81 int ret;
82
83 ret = nouveau_software_context_create(parent, engine, oclass, &chan);
84 *pobject = nv_object(chan);
85 if (ret)
86 return ret;
87
88 return 0;
89}
90
91static struct nouveau_oclass
92nv10_software_cclass = {
93 .handle = NV_ENGCTX(SW, 0x04),
94 .ofuncs = &(struct nouveau_ofuncs) {
95 .ctor = nv10_software_context_ctor,
96 .dtor = _nouveau_software_context_dtor,
97 .init = _nouveau_software_context_init,
98 .fini = _nouveau_software_context_fini,
99 },
100};
101
102/*******************************************************************************
103 * software engine/subdev functions
104 ******************************************************************************/
105
106static int
107nv10_software_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
108 struct nouveau_oclass *oclass, void *data, u32 size,
109 struct nouveau_object **pobject)
110{
111 struct nv10_software_priv *priv;
112 int ret;
113
114 ret = nouveau_software_create(parent, engine, oclass, &priv);
115 *pobject = nv_object(priv);
116 if (ret)
117 return ret;
118
119 nv_engine(priv)->cclass = &nv10_software_cclass;
120 nv_engine(priv)->sclass = nv10_software_sclass;
121 nv_subdev(priv)->intr = nv04_software_intr;
122 return 0;
123}
124
125struct nouveau_oclass *
126nv10_software_oclass = &(struct nouveau_oclass) {
127 .handle = NV_ENGINE(SW, 0x10),
128 .ofuncs = &(struct nouveau_ofuncs) {
129 .ctor = nv10_software_ctor,
130 .dtor = _nouveau_software_dtor,
131 .init = _nouveau_software_init,
132 .fini = _nouveau_software_fini,
133 },
134};
135