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 <subdev/mc.h>
26
27 struct nv04_mc_priv {
28 struct nouveau_mc base;
29 };
30
31 const struct nouveau_mc_intr
32 nv04_mc_intr[] = {
33 { 0x00000001, NVDEV_ENGINE_MPEG }, /* NV17- MPEG/ME */
34 { 0x00000100, NVDEV_ENGINE_FIFO },
35 { 0x00001000, NVDEV_ENGINE_GR },
36 { 0x00020000, NVDEV_ENGINE_VP }, /* NV40- */
37 { 0x00100000, NVDEV_SUBDEV_TIMER },
38 { 0x01000000, NVDEV_ENGINE_DISP }, /* NV04- PCRTC0 */
39 { 0x02000000, NVDEV_ENGINE_DISP }, /* NV11- PCRTC1 */
40 { 0x10000000, NVDEV_SUBDEV_BUS },
41 { 0x80000000, NVDEV_ENGINE_SW },
42 {}
43 };
44
45 static int
nv04_mc_ctor(struct nouveau_object * parent,struct nouveau_object * engine,struct nouveau_oclass * oclass,void * data,u32 size,struct nouveau_object ** pobject)46 nv04_mc_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
47 struct nouveau_oclass *oclass, void *data, u32 size,
48 struct nouveau_object **pobject)
49 {
50 struct nv04_mc_priv *priv;
51 int ret;
52
53 ret = nouveau_mc_create(parent, engine, oclass, &priv);
54 *pobject = nv_object(priv);
55 if (ret)
56 return ret;
57
58 priv->base.intr_map = nv04_mc_intr;
59 return 0;
60 }
61
62 int
nv04_mc_init(struct nouveau_object * object)63 nv04_mc_init(struct nouveau_object *object)
64 {
65 struct nv04_mc_priv *priv = (void *)object;
66
67 nv_wr32(priv, 0x000200, 0xffffffff); /* everything enabled */
68 nv_wr32(priv, 0x001850, 0x00000001); /* disable rom access */
69
70 return nouveau_mc_init(&priv->base);
71 }
72
73 struct nouveau_oclass
74 nv04_mc_oclass = {
75 .handle = NV_SUBDEV(MC, 0x04),
76 .ofuncs = &(struct nouveau_ofuncs) {
77 .ctor = nv04_mc_ctor,
78 .dtor = _nouveau_mc_dtor,
79 .init = nv04_mc_init,
80 .fini = _nouveau_mc_fini,
81 },
82 };
83