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
32int
33nv50_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
63static const struct nv50_disp_mthd_list
64nv50_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
88const struct nv50_disp_mthd_list
89nv50_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
102static const struct nv50_disp_chan_mthd
103nv50_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
114const struct nv50_disp_dmac_oclass
115nv50_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