1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
|
/*
* Copyright 2012 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Ben Skeggs
*/
#include <core/os.h>
#include <core/engctx.h>
#include <core/namedb.h>
#include <core/handle.h>
#include <core/gpuobj.h>
#include <core/event.h>
#include <nvif/event.h>
#include <subdev/bar.h>
#include <engine/disp.h>
#include "nv50.h"
/*******************************************************************************
* software object classes
******************************************************************************/
static int
nv50_software_mthd_dma_vblsem(struct nouveau_object *object, u32 mthd,
void *args, u32 size)
{
struct nv50_software_chan *chan = (void *)nv_engctx(object->parent);
struct nouveau_fifo_chan *fifo = (void *)nv_object(chan)->parent;
struct nouveau_handle *handle;
int ret = -EINVAL;
handle = nouveau_namedb_get(nv_namedb(fifo), *(u32 *)args);
if (!handle)
return -ENOENT;
if (nv_iclass(handle->object, NV_GPUOBJ_CLASS)) {
struct nouveau_gpuobj *gpuobj = nv_gpuobj(handle->object);
chan->vblank.ctxdma = gpuobj->node->offset >> 4;
ret = 0;
}
nouveau_namedb_put(handle);
return ret;
}
static int
nv50_software_mthd_vblsem_offset(struct nouveau_object *object, u32 mthd,
void *args, u32 size)
{
struct nv50_software_chan *chan = (void *)nv_engctx(object->parent);
chan->vblank.offset = *(u32 *)args;
return 0;
}
int
nv50_software_mthd_vblsem_value(struct nouveau_object *object, u32 mthd,
void *args, u32 size)
{
struct nv50_software_chan *chan = (void *)nv_engctx(object->parent);
chan->vblank.value = *(u32 *)args;
return 0;
}
int
nv50_software_mthd_vblsem_release(struct nouveau_object *object, u32 mthd,
void *args, u32 size)
{
struct nv50_software_chan *chan = (void *)nv_engctx(object->parent);
u32 head = *(u32 *)args;
if (head >= nouveau_disp(chan)->vblank.index_nr)
return -EINVAL;
nvkm_notify_get(&chan->vblank.notify[head]);
return 0;
}
int
nv50_software_mthd_flip(struct nouveau_object *object, u32 mthd,
void *args, u32 size)
{
struct nv50_software_chan *chan = (void *)nv_engctx(object->parent);
if (chan->base.flip)
return chan->base.flip(chan->base.flip_data);
return -EINVAL;
}
static struct nouveau_omthds
nv50_software_omthds[] = {
{ 0x018c, 0x018c, nv50_software_mthd_dma_vblsem },
{ 0x0400, 0x0400, nv50_software_mthd_vblsem_offset },
{ 0x0404, 0x0404, nv50_software_mthd_vblsem_value },
{ 0x0408, 0x0408, nv50_software_mthd_vblsem_release },
{ 0x0500, 0x0500, nv50_software_mthd_flip },
{}
};
static struct nouveau_oclass
nv50_software_sclass[] = {
{ 0x506e, &nouveau_object_ofuncs, nv50_software_omthds },
{}
};
/*******************************************************************************
* software context
******************************************************************************/
static int
nv50_software_vblsem_release(struct nvkm_notify *notify)
{
struct nv50_software_chan *chan =
container_of(notify, typeof(*chan), vblank.notify[notify->index]);
struct nv50_software_priv *priv = (void *)nv_object(chan)->engine;
struct nouveau_bar *bar = nouveau_bar(priv);
nv_wr32(priv, 0x001704, chan->vblank.channel);
nv_wr32(priv, 0x001710, 0x80000000 | chan->vblank.ctxdma);
bar->flush(bar);
if (nv_device(priv)->chipset == 0x50) {
nv_wr32(priv, 0x001570, chan->vblank.offset);
nv_wr32(priv, 0x001574, chan->vblank.value);
} else {
nv_wr32(priv, 0x060010, chan->vblank.offset);
nv_wr32(priv, 0x060014, chan->vblank.value);
}
return NVKM_NOTIFY_DROP;
}
void
nv50_software_context_dtor(struct nouveau_object *object)
{
struct nv50_software_chan *chan = (void *)object;
int i;
for (i = 0; i < ARRAY_SIZE(chan->vblank.notify); i++)
nvkm_notify_fini(&chan->vblank.notify[i]);
nouveau_software_context_destroy(&chan->base);
}
int
nv50_software_context_ctor(struct nouveau_object *parent,
struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nouveau_disp *pdisp = nouveau_disp(parent);
struct nv50_software_cclass *pclass = (void *)oclass;
struct nv50_software_chan *chan;
int ret, i;
ret = nouveau_software_context_create(parent, engine, oclass, &chan);
*pobject = nv_object(chan);
if (ret)
return ret;
for (i = 0; pdisp && i < pdisp->vblank.index_nr; i++) {
ret = nvkm_notify_init(NULL, &pdisp->vblank, pclass->vblank,
false,
&(struct nvif_notify_head_req_v0) {
.head = i,
},
sizeof(struct nvif_notify_head_req_v0),
sizeof(struct nvif_notify_head_rep_v0),
&chan->vblank.notify[i]);
if (ret)
return ret;
}
chan->vblank.channel = nv_gpuobj(parent->parent)->addr >> 12;
return 0;
}
static struct nv50_software_cclass
nv50_software_cclass = {
.base.handle = NV_ENGCTX(SW, 0x50),
.base.ofuncs = &(struct nouveau_ofuncs) {
.ctor = nv50_software_context_ctor,
.dtor = nv50_software_context_dtor,
.init = _nouveau_software_context_init,
.fini = _nouveau_software_context_fini,
},
.vblank = nv50_software_vblsem_release,
};
/*******************************************************************************
* software engine/subdev functions
******************************************************************************/
int
nv50_software_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nv50_software_oclass *pclass = (void *)oclass;
struct nv50_software_priv *priv;
int ret;
ret = nouveau_software_create(parent, engine, oclass, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
nv_engine(priv)->cclass = pclass->cclass;
nv_engine(priv)->sclass = pclass->sclass;
nv_subdev(priv)->intr = nv04_software_intr;
return 0;
}
struct nouveau_oclass *
nv50_software_oclass = &(struct nv50_software_oclass) {
.base.handle = NV_ENGINE(SW, 0x50),
.base.ofuncs = &(struct nouveau_ofuncs) {
.ctor = nv50_software_ctor,
.dtor = _nouveau_software_dtor,
.init = _nouveau_software_init,
.fini = _nouveau_software_fini,
},
.cclass = &nv50_software_cclass.base,
.sclass = nv50_software_sclass,
}.base;
|
