1/* $NetBSD: nouveau_engine_vp_nve0.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_vp_nve0.c,v 1.1.1.1 2014/08/06 12:36:27 riastradh Exp $");
29
30#include <engine/falcon.h>
31#include <engine/vp.h>
32
33struct nve0_vp_priv {
34 struct nouveau_falcon base;
35};
36
37/*******************************************************************************
38 * VP object classes
39 ******************************************************************************/
40
41static struct nouveau_oclass
42nve0_vp_sclass[] = {
43 { 0x95b2, &nouveau_object_ofuncs },
44 {},
45};
46
47/*******************************************************************************
48 * PVP context
49 ******************************************************************************/
50
51static struct nouveau_oclass
52nve0_vp_cclass = {
53 .handle = NV_ENGCTX(VP, 0xe0),
54 .ofuncs = &(struct nouveau_ofuncs) {
55 .ctor = _nouveau_falcon_context_ctor,
56 .dtor = _nouveau_falcon_context_dtor,
57 .init = _nouveau_falcon_context_init,
58 .fini = _nouveau_falcon_context_fini,
59 .rd32 = _nouveau_falcon_context_rd32,
60 .wr32 = _nouveau_falcon_context_wr32,
61 },
62};
63
64/*******************************************************************************
65 * PVP engine/subdev functions
66 ******************************************************************************/
67
68static int
69nve0_vp_init(struct nouveau_object *object)
70{
71 struct nve0_vp_priv *priv = (void *)object;
72 int ret;
73
74 ret = nouveau_falcon_init(&priv->base);
75 if (ret)
76 return ret;
77
78 nv_wr32(priv, 0x085010, 0x0000fff2);
79 nv_wr32(priv, 0x08501c, 0x0000fff2);
80 return 0;
81}
82
83static int
84nve0_vp_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
85 struct nouveau_oclass *oclass, void *data, u32 size,
86 struct nouveau_object **pobject)
87{
88 struct nve0_vp_priv *priv;
89 int ret;
90
91 ret = nouveau_falcon_create(parent, engine, oclass, 0x085000, true,
92 "PVP", "vp", &priv);
93 *pobject = nv_object(priv);
94 if (ret)
95 return ret;
96
97 nv_subdev(priv)->unit = 0x00020000;
98 nv_subdev(priv)->intr = nouveau_falcon_intr;
99 nv_engine(priv)->cclass = &nve0_vp_cclass;
100 nv_engine(priv)->sclass = nve0_vp_sclass;
101 return 0;
102}
103
104struct nouveau_oclass
105nve0_vp_oclass = {
106 .handle = NV_ENGINE(VP, 0xe0),
107 .ofuncs = &(struct nouveau_ofuncs) {
108 .ctor = nve0_vp_ctor,
109 .dtor = _nouveau_falcon_dtor,
110 .init = nve0_vp_init,
111 .fini = _nouveau_falcon_fini,
112 .rd32 = _nouveau_falcon_rd32,
113 .wr32 = _nouveau_falcon_wr32,
114 },
115};
116