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 #include "dmacnv50.h"
25 #include "rootnv50.h"
26
27 #include <core/client.h>
28
29 #include <nvif/class.h>
30 #include <nvif/unpack.h>
31
32 int
nv50_disp_base_new(const struct nv50_disp_dmac_func * func,const struct nv50_disp_chan_mthd * mthd,struct nv50_disp_root * root,int chid,const struct nvkm_oclass * oclass,void * data,u32 size,struct nvkm_object ** pobject)33 nv50_disp_base_new(const struct nv50_disp_dmac_func *func,
34 const struct nv50_disp_chan_mthd *mthd,
35 struct nv50_disp_root *root, int chid,
36 const struct nvkm_oclass *oclass, void *data, u32 size,
37 struct nvkm_object **pobject)
38 {
39 union {
40 struct nv50_disp_base_channel_dma_v0 v0;
41 } *args = data;
42 struct nvkm_object *parent = oclass->parent;
43 struct nv50_disp *disp = root->disp;
44 int head, ret;
45 u64 push;
46
47 nvif_ioctl(parent, "create disp base channel dma size %d\n", size);
48 if (nvif_unpack(args->v0, 0, 0, false)) {
49 nvif_ioctl(parent, "create disp base channel dma vers %d "
50 "pushbuf %016llx head %d\n",
51 args->v0.version, args->v0.pushbuf, args->v0.head);
52 if (args->v0.head > disp->base.head.nr)
53 return -EINVAL;
54 push = args->v0.pushbuf;
55 head = args->v0.head;
56 } else
57 return ret;
58
59 return nv50_disp_dmac_new_(func, mthd, root, chid + head,
60 head, push, oclass, pobject);
61 }
62
63 static const struct nv50_disp_mthd_list
64 nv50_disp_base_mthd_base = {
65 .mthd = 0x0000,
66 .addr = 0x000000,
67 .data = {
68 { 0x0080, 0x000000 },
69 { 0x0084, 0x0008c4 },
70 { 0x0088, 0x0008d0 },
71 { 0x008c, 0x0008dc },
72 { 0x0090, 0x0008e4 },
73 { 0x0094, 0x610884 },
74 { 0x00a0, 0x6108a0 },
75 { 0x00a4, 0x610878 },
76 { 0x00c0, 0x61086c },
77 { 0x00e0, 0x610858 },
78 { 0x00e4, 0x610860 },
79 { 0x00e8, 0x6108ac },
80 { 0x00ec, 0x6108b4 },
81 { 0x0100, 0x610894 },
82 { 0x0110, 0x6108bc },
83 { 0x0114, 0x61088c },
84 {}
85 }
86 };
87
88 const struct nv50_disp_mthd_list
89 nv50_disp_base_mthd_image = {
90 .mthd = 0x0400,
91 .addr = 0x000000,
92 .data = {
93 { 0x0800, 0x6108f0 },
94 { 0x0804, 0x6108fc },
95 { 0x0808, 0x61090c },
96 { 0x080c, 0x610914 },
97 { 0x0810, 0x610904 },
98 {}
99 }
100 };
101
102 static const struct nv50_disp_chan_mthd
103 nv50_disp_base_chan_mthd = {
104 .name = "Base",
105 .addr = 0x000540,
106 .prev = 0x000004,
107 .data = {
108 { "Global", 1, &nv50_disp_base_mthd_base },
109 { "Image", 2, &nv50_disp_base_mthd_image },
110 {}
111 }
112 };
113
114 const struct nv50_disp_dmac_oclass
115 nv50_disp_base_oclass = {
116 .base.oclass = NV50_DISP_BASE_CHANNEL_DMA,
117 .base.minver = 0,
118 .base.maxver = 0,
119 .ctor = nv50_disp_base_new,
120 .func = &nv50_disp_dmac_func,
121 .mthd = &nv50_disp_base_chan_mthd,
122 .chid = 1,
123 };
124