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
25 #include <core/os.h>
26 #include <core/class.h>
27 #include <core/engctx.h>
28
29 #include <engine/software.h>
30
31 struct nv10_software_priv {
32 struct nouveau_software base;
33 };
34
35 struct nv10_software_chan {
36 struct nouveau_software_chan base;
37 };
38
39 /*******************************************************************************
40 * software object classes
41 ******************************************************************************/
42
43 static int
nv10_software_flip(struct nouveau_object * object,u32 mthd,void * args,u32 size)44 nv10_software_flip(struct nouveau_object *object, u32 mthd,
45 void *args, u32 size)
46 {
47 struct nv10_software_chan *chan = (void *)nv_engctx(object->parent);
48 if (chan->base.flip)
49 return chan->base.flip(chan->base.flip_data);
50 return -EINVAL;
51 }
52
53 static struct nouveau_omthds
54 nv10_software_omthds[] = {
55 { 0x0500, 0x0500, nv10_software_flip },
56 {}
57 };
58
59 static struct nouveau_oclass
60 nv10_software_sclass[] = {
61 { 0x016e, &nouveau_object_ofuncs, nv10_software_omthds },
62 {}
63 };
64
65 /*******************************************************************************
66 * software context
67 ******************************************************************************/
68
69 static int
nv10_software_context_ctor(struct nouveau_object * parent,struct nouveau_object * engine,struct nouveau_oclass * oclass,void * data,u32 size,struct nouveau_object ** pobject)70 nv10_software_context_ctor(struct nouveau_object *parent,
71 struct nouveau_object *engine,
72 struct nouveau_oclass *oclass, void *data, u32 size,
73 struct nouveau_object **pobject)
74 {
75 struct nv10_software_chan *chan;
76 int ret;
77
78 ret = nouveau_software_context_create(parent, engine, oclass, &chan);
79 *pobject = nv_object(chan);
80 if (ret)
81 return ret;
82
83 return 0;
84 }
85
86 static struct nouveau_oclass
87 nv10_software_cclass = {
88 .handle = NV_ENGCTX(SW, 0x04),
89 .ofuncs = &(struct nouveau_ofuncs) {
90 .ctor = nv10_software_context_ctor,
91 .dtor = _nouveau_software_context_dtor,
92 .init = _nouveau_software_context_init,
93 .fini = _nouveau_software_context_fini,
94 },
95 };
96
97 /*******************************************************************************
98 * software engine/subdev functions
99 ******************************************************************************/
100
101 static int
nv10_software_ctor(struct nouveau_object * parent,struct nouveau_object * engine,struct nouveau_oclass * oclass,void * data,u32 size,struct nouveau_object ** pobject)102 nv10_software_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
103 struct nouveau_oclass *oclass, void *data, u32 size,
104 struct nouveau_object **pobject)
105 {
106 struct nv10_software_priv *priv;
107 int ret;
108
109 ret = nouveau_software_create(parent, engine, oclass, &priv);
110 *pobject = nv_object(priv);
111 if (ret)
112 return ret;
113
114 nv_engine(priv)->cclass = &nv10_software_cclass;
115 nv_engine(priv)->sclass = nv10_software_sclass;
116 nv_subdev(priv)->intr = nv04_software_intr;
117 return 0;
118 }
119
120 struct nouveau_oclass
121 nv10_software_oclass = {
122 .handle = NV_ENGINE(SW, 0x10),
123 .ofuncs = &(struct nouveau_ofuncs) {
124 .ctor = nv10_software_ctor,
125 .dtor = _nouveau_software_dtor,
126 .init = _nouveau_software_init,
127 .fini = _nouveau_software_fini,
128 },
129 };
130