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/engine.h>
26 #include <core/engctx.h>
27 #include <core/class.h>
28
29 #include <engine/ppp.h>
30
31 struct nv98_ppp_priv {
32 struct nouveau_engine base;
33 };
34
35 struct nv98_ppp_chan {
36 struct nouveau_engctx base;
37 };
38
39 /*******************************************************************************
40 * PPP object classes
41 ******************************************************************************/
42
43 static struct nouveau_oclass
44 nv98_ppp_sclass[] = {
45 {},
46 };
47
48 /*******************************************************************************
49 * PPPP context
50 ******************************************************************************/
51
52 static struct nouveau_oclass
53 nv98_ppp_cclass = {
54 .handle = NV_ENGCTX(PPP, 0x98),
55 .ofuncs = &(struct nouveau_ofuncs) {
56 .ctor = _nouveau_engctx_ctor,
57 .dtor = _nouveau_engctx_dtor,
58 .init = _nouveau_engctx_init,
59 .fini = _nouveau_engctx_fini,
60 .rd32 = _nouveau_engctx_rd32,
61 .wr32 = _nouveau_engctx_wr32,
62 },
63 };
64
65 /*******************************************************************************
66 * PPPP engine/subdev functions
67 ******************************************************************************/
68
69 static int
nv98_ppp_ctor(struct nouveau_object * parent,struct nouveau_object * engine,struct nouveau_oclass * oclass,void * data,u32 size,struct nouveau_object ** pobject)70 nv98_ppp_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
71 struct nouveau_oclass *oclass, void *data, u32 size,
72 struct nouveau_object **pobject)
73 {
74 struct nv98_ppp_priv *priv;
75 int ret;
76
77 ret = nouveau_engine_create(parent, engine, oclass, true,
78 "PPPP", "ppp", &priv);
79 *pobject = nv_object(priv);
80 if (ret)
81 return ret;
82
83 nv_subdev(priv)->unit = 0x00400002;
84 nv_engine(priv)->cclass = &nv98_ppp_cclass;
85 nv_engine(priv)->sclass = nv98_ppp_sclass;
86 return 0;
87 }
88
89 struct nouveau_oclass
90 nv98_ppp_oclass = {
91 .handle = NV_ENGINE(PPP, 0x98),
92 .ofuncs = &(struct nouveau_ofuncs) {
93 .ctor = nv98_ppp_ctor,
94 .dtor = _nouveau_engine_dtor,
95 .init = _nouveau_engine_init,
96 .fini = _nouveau_engine_fini,
97 },
98 };
99