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
242
243
244
245
|
/*
* Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved.
*
* Allwinner is a trademark of Allwinner Technology Co.,Ltd., registered in
* the the people's Republic of China and other countries.
* All Allwinner Technology Co.,Ltd. trademarks are used with permission.
*
* DISCLAIMER
* THIRD PARTY LICENCES MAY BE REQUIRED TO IMPLEMENT THE SOLUTION/PRODUCT.
* IF YOU NEED TO INTEGRATE THIRD PARTY’S TECHNOLOGY (SONY, DTS, DOLBY, AVS OR MPEGLA, ETC.)
* IN ALLWINNERS’SDK OR PRODUCTS, YOU SHALL BE SOLELY RESPONSIBLE TO OBTAIN
* ALL APPROPRIATELY REQUIRED THIRD PARTY LICENCES.
* ALLWINNER SHALL HAVE NO WARRANTY, INDEMNITY OR OTHER OBLIGATIONS WITH RESPECT TO MATTERS
* COVERED UNDER ANY REQUIRED THIRD PARTY LICENSE.
* YOU ARE SOLELY RESPONSIBLE FOR YOUR USAGE OF THIRD PARTY’S TECHNOLOGY.
*
*
* THIS SOFTWARE IS PROVIDED BY ALLWINNER"AS IS" AND TO THE MAXIMUM EXTENT
* PERMITTED BY LAW, ALLWINNER EXPRESSLY DISCLAIMS ALL WARRANTIES OF ANY KIND,
* WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION REGARDING
* THE TITLE, NON-INFRINGEMENT, ACCURACY, CONDITION, COMPLETENESS, PERFORMANCE
* OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
* IN NO EVENT SHALL ALLWINNER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS, OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdlib.h>
#include <stdio.h>
#include "pcm_local.h"
#include "pcm_generic.h"
int snd_pcm_generic_close(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
int err = 0;
awalsa_debug("\n");
if (generic->close_slave)
err = snd_pcm_close(generic->slave);
free(generic);
return err;
}
int snd_pcm_generic_hw_free(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_hw_free(generic->slave);
}
int snd_pcm_generic_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t *params)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_sw_params(generic->slave, params);
}
int snd_pcm_generic_hw_refine(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_hw_refine(generic->slave, params);
}
int snd_pcm_generic_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return _snd_pcm_hw_params_internal(generic->slave, params);
}
int snd_pcm_generic_prepare(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_prepare(generic->slave);
}
int snd_pcm_generic_channel_info(snd_pcm_t *pcm, snd_pcm_channel_info_t *info)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
if (pcm->mmap_shadow) {
/* No own buffer is required - the plugin won't change
* the data on the buffer, or do safely on-the-place
* conversion
*/
return snd_pcm_channel_info(generic->slave, info);
} else {
/* Allocate own buffer */
return snd_pcm_channel_info_shm(pcm, info, -1);
}
}
int snd_pcm_generic_mmap(snd_pcm_t *pcm)
{
awalsa_debug("\n");
if (pcm->mmap_shadow) {
/* Copy the slave mmapped buffer data */
snd_pcm_generic_t *generic = pcm->private_data;
pcm->mmap_channels = generic->slave->mmap_channels;
pcm->running_areas = generic->slave->running_areas;
pcm->stopped_areas = generic->slave->stopped_areas;
}
return 0;
}
int snd_pcm_generic_munmap(snd_pcm_t *pcm)
{
awalsa_debug("\n");
if (pcm->mmap_shadow) {
/* Clean up */
pcm->mmap_channels = NULL;
pcm->running_areas = NULL;
pcm->stopped_areas = NULL;
}
return 0;
}
snd_pcm_chmap_query_t **snd_pcm_generic_query_chmaps(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_query_chmaps(generic->slave);
}
snd_pcm_chmap_t *snd_pcm_generic_get_chmap(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_get_chmap(generic->slave);
}
int snd_pcm_generic_set_chmap(snd_pcm_t *pcm, const snd_pcm_chmap_t *map)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_set_chmap(generic->slave, map);
}
snd_pcm_state_t snd_pcm_generic_state(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_state(generic->slave);
}
int snd_pcm_generic_hwsync(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_hwsync(generic->slave);
}
int snd_pcm_generic_reset(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_reset(generic->slave);
}
int snd_pcm_generic_start(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_start(generic->slave);
}
int snd_pcm_generic_drop(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_drop(generic->slave);
}
int snd_pcm_generic_drain(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_drain(generic->slave);
}
int snd_pcm_generic_pause(snd_pcm_t *pcm, int enable)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_pause(generic->slave, enable);
}
int snd_pcm_generic_resume(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_resume(generic->slave);
}
int snd_pcm_generic_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_delay(generic->slave, delayp);
}
snd_pcm_sframes_t snd_pcm_generic_writei(snd_pcm_t *pcm, const void *buffer, snd_pcm_uframes_t size)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return _snd_pcm_writei(generic->slave, buffer, size);
}
snd_pcm_sframes_t snd_pcm_generic_readi(snd_pcm_t *pcm, void *buffer, snd_pcm_uframes_t size)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return _snd_pcm_readi(generic->slave, buffer, size);
}
snd_pcm_sframes_t snd_pcm_generic_avail_update(snd_pcm_t *pcm)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_avail_update(generic->slave);
}
snd_pcm_sframes_t snd_pcm_generic_mmap_commit(snd_pcm_t *pcm,
snd_pcm_uframes_t offset,
snd_pcm_uframes_t size)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_mmap_commit(generic->slave, offset, size);
}
int snd_pcm_generic_may_wait_for_avail_min(snd_pcm_t *pcm, snd_pcm_uframes_t avail)
{
snd_pcm_generic_t *generic = pcm->private_data;
awalsa_debug("\n");
return snd_pcm_may_wait_for_avail_min(generic->slave,
snd_pcm_mmap_avail(generic->slave));
}
|
