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
|
#include <linux/kernel.h>
#include "vmmc.h"
#include "vmmc-cmds.h"
#include "vmmc-coder.h"
#include "vmmc-module.h"
#include "mps.h"
enum vmmc_coder_encoding {
VMMC_CODER_ENCODING_ALAW = 2,
VMMC_CODER_ENCODING_MLAW = 3,
VMMC_CODER_ENCODING_G726_16 = 4,
VMMC_CODER_ENCODING_G726_24 = 5,
VMMC_CODER_ENCODING_G726_32 = 6,
VMMC_CODER_ENCODING_G726_40 = 7,
VMMC_CODER_ENCODING_AMR_4_75 = 8,
VMMC_CODER_ENCODING_AMR_5_15 = 9,
VMMC_CODER_ENCODING_AMR_5_9 = 10,
VMMC_CODER_ENCODING_AMR_6_7 = 11,
VMMC_CODER_ENCODING_AMR_7_4 = 12,
VMMC_CODER_ENCODING_AMR_7_95 = 13,
VMMC_CODER_ENCODING_AMR_10_2 = 14,
VMMC_CODER_ENCODING_AMR_12_2 = 15,
VMMC_CODER_ENCODING_G728_16 = 16,
VMMC_CODER_ENCODING_G729AB_8 = 18,
VMMC_CODER_ENCODING_G729E_11_8 = 19,
VMMC_CODER_ENCODING_G7221_24 = 20,
VMMC_CODER_ENCODING_G7221_32 = 21,
VMMC_CODER_ENCODING_G722_64 = 22,
VMMC_CODER_ENCODING_L16_8 = 24,
VMMC_CODER_ENCODING_L16_16 = 25,
VMMC_CODER_ENCODING_ILBC_15_2 = 26,
VMMC_CODER_ENCODING_ILBC_13_3 = 27,
VMMC_CODER_ENCODING_G7231_5_3 = 28,
VMMC_CODER_ENCODING_G7231_6_3 = 29,
VMMC_CODER_ENCODING_ALAW_VBD = 30,
VMMC_CODER_ENCODING_MLAW_VBD = 31,
};
static const uint8_t vmmc_coder_payload_mapping[] = {
[VMMC_CODER_ENCODING_ALAW] = 8,
[VMMC_CODER_ENCODING_MLAW] = 0,
[VMMC_CODER_ENCODING_G726_16] = 35,
[VMMC_CODER_ENCODING_G726_24] = 36,
[VMMC_CODER_ENCODING_G726_32] = 37,
[VMMC_CODER_ENCODING_G726_40] = 38,
[VMMC_CODER_ENCODING_AMR_4_75] = 39,
[VMMC_CODER_ENCODING_AMR_5_15] = 40,
[VMMC_CODER_ENCODING_AMR_5_9] = 41,
[VMMC_CODER_ENCODING_AMR_6_7] = 42,
[VMMC_CODER_ENCODING_AMR_7_4] = 43,
[VMMC_CODER_ENCODING_AMR_7_95] = 44,
[VMMC_CODER_ENCODING_AMR_10_2] = 45,
[VMMC_CODER_ENCODING_AMR_12_2] = 46,
[VMMC_CODER_ENCODING_G728_16] = 47,
[VMMC_CODER_ENCODING_G729AB_8] = 48,
[VMMC_CODER_ENCODING_G729E_11_8] = 49,
[VMMC_CODER_ENCODING_G7221_24] = 50,
[VMMC_CODER_ENCODING_G7221_32] = 51,
[VMMC_CODER_ENCODING_G722_64] = 52,
[VMMC_CODER_ENCODING_L16_8] = 11,
[VMMC_CODER_ENCODING_L16_16] = 10,
[VMMC_CODER_ENCODING_ILBC_15_2] = 53,
[VMMC_CODER_ENCODING_ILBC_13_3] = 54,
[VMMC_CODER_ENCODING_G7231_5_3] = 4,
[VMMC_CODER_ENCODING_G7231_6_3] = 4,
[VMMC_CODER_ENCODING_ALAW_VBD] = 55,
[VMMC_CODER_ENCODING_MLAW_VBD] = 56,
};
static uint32_t payload_enc[9];
static uint32_t payload_dec[8];
static inline struct vmmc_coder *vmmc_module_to_coder(struct vmmc_module *module)
{
return container_of(module, struct vmmc_coder, module);
}
static int vmmc_coder_enable(struct vmmc_module *module, bool enable)
{
struct vmmc_coder *coder = vmmc_module_to_coder(module);
coder->enabled = enable;
/* coder->cmd_cache[0] = VMMC_CMD_CODER_DATA1(coder->enabled, 0, 0, 0, coder->id,
module->pins[0], 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
return vmmc_command_write(coder->vmmc, VMMC_CMD_CODER(coder->id),
coder->cmd_cache);*/
return 0;
}
static int vmmc_coder_sync(struct vmmc_module *module)
{
struct vmmc_coder *coder = vmmc_module_to_coder(module);
coder->cmd_cache[0] = VMMC_CMD_CODER_DATA1(coder->enabled, 0, 1, 1, coder->id,
module->pins[0], 1, 1, 1, 1, 1, 1, 0, 0, 0, VMMC_CODER_ENCODING_MLAW);
coder->cmd_cache[1] = VMMC_CMD_CODER_DATA2(0x2000, 0x2000);
coder->cmd_cache[2] = VMMC_CMD_CODER_DATA3(0, 0, module->pins[1], 0,
module->pins[2], 0, module->pins[3], module->pins[4]);
return vmmc_command_write(coder->vmmc, VMMC_CMD_CODER(coder->id), coder->cmd_cache);
}
static const struct vmmc_module_ops vmmc_coder_module_ops = {
.sync = vmmc_coder_sync,
.enable = vmmc_coder_enable,
};
#define VMMC_CMD_CODER_JB(_chan) (_VMMC_MSG(6, 3, 18) | _VMMC_CHAN(_chan) | 8)
#define VMMC_CMD_CODER_JB_DATA1(_sf, _prp, _pje, _dvf, _nam, _rad, _adap, _init_pod) \
(((_sf) << 31) | ((_prp) << 23) | ((_pje) << 22) | ((_dvf) << 21) | \
((_nam) << 20) | ((_rad) << 17) | ((_adap) << 16) | (_init_pod))
#define VMMC_CMD_CODER_JB_DATA2(_min_pod, _max_pod) \
(((_min_pod) << 16) | (_max_pod))
#define VMMC_CMD_CODER_JB_DATA3(_adap_factor, _min_margin, _mode) \
(((_adap_factor) << 24) | ((_min_margin) << 16) | (_mode))
int vmmc_coder_init(struct vmmc_coder *coder, struct vmmc *vmmc, unsigned int id)
{
int ret;
ret = vmmc_module_init(&coder->module, 5, &vmmc_coder_module_ops);
if (ret)
return ret;
coder->id = id;
coder->module.id = id + 0x18;
coder->vmmc = vmmc;
coder->enabled = 0;
coder->cmd_cache[0] = VMMC_CMD_CODER_DATA1(0, 0, 0, 0, id, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
coder->cmd_cache[1] = VMMC_CMD_CODER_DATA2(0, 0);
coder->cmd_cache[2] = VMMC_CMD_CODER_DATA3(0, 0, 0, 0, 0, 0, 0, 0);
coder->cmd_cache[3] = VMMC_CMD_CODER_DATA4(0);
coder->jitter_buffer_cache[0] = VMMC_CMD_CODER_JB_DATA1(0x16, 1, 0, 0, 1, 1,
1, 0x50);
coder->jitter_buffer_cache[1] = VMMC_CMD_CODER_JB_DATA2(0x50, 0x05a0);
coder->jitter_buffer_cache[2] = VMMC_CMD_CODER_JB_DATA3(0x0d, 0x28, 1);
vmmc_command_write(coder->vmmc, VMMC_CMD_RTP_CFG_US(coder->id), payload_enc);
vmmc_command_write(coder->vmmc, VMMC_CMD_RTP_CFG_DS(coder->id), payload_dec);
vmmc_command_write(coder->vmmc, VMMC_CMD_CODER_JB(coder->id),
coder->jitter_buffer_cache);
vmmc_command_write(coder->vmmc, VMMC_CMD_CODER(coder->id), coder->cmd_cache);
vmmc_register_module(vmmc, &coder->module);
return ret;
}
void vmmc_coder_event(struct vmmc *vmmc, unsigned int chan, unsigned int type)
{
}
/*
void vmmc_coder_event(struct vmmc_coder *coder, unsigned int len)
{
struct sk_buff *skb;
provide_mem_region(coder->vmmc, vmmc_coder_alloc_paket(coder)->head, 512);
skb = skb_dequeue(&coder->paket_queue);
skb_put(skb, len);
tapi_stream_recv(&coder->vmmc->tdev, skb);
}
*/
/*
int vmmc_coder_set_codec(struct vmmc_coder *coder, enum vmmc_codec codec)
{
}*/
void vmmc_init_coders(struct vmmc *vmmc)
{
unsigned int i;
payload_enc[0] = 0;
payload_enc[1] = 0x0;
payload_enc[1] |= vmmc_coder_payload_mapping[2] << 8;
payload_enc[1] |= vmmc_coder_payload_mapping[3] << 8;
for (i = 2; i < 9; ++i) {
payload_enc[i] = vmmc_coder_payload_mapping[i*4 - 4] << 24;
payload_enc[i] |= vmmc_coder_payload_mapping[i*4 - 3] << 16;
payload_enc[i] |= vmmc_coder_payload_mapping[i*4 - 2] << 8;
payload_enc[i] |= vmmc_coder_payload_mapping[i*4 - 1];
payload_enc[i] |= 0x80808080;
}
for (i = 0; i < 7; ++i) {
payload_dec[i] = vmmc_coder_payload_mapping[i*4 + 2] << 24;
payload_dec[i] |= vmmc_coder_payload_mapping[i*4 + 3] << 16;
payload_dec[i] |= vmmc_coder_payload_mapping[i*4 + 4] << 8;
payload_dec[i] |= vmmc_coder_payload_mapping[i*4 + 5];
}
payload_dec[i] = vmmc_coder_payload_mapping[i*4 + 2] << 24;
payload_dec[i] |= vmmc_coder_payload_mapping[i*4 + 3] << 16;
vmmc->num_coders = 5;
vmmc->coder = kcalloc(sizeof(*vmmc->coder), vmmc->num_coders, GFP_KERNEL);
for (i = 0; i < vmmc->num_coders; ++i)
vmmc_coder_init(&vmmc->coder[i], vmmc, i);
}
struct vmmc_coder *vmmc_coder_get(struct vmmc *vmmc)
{
unsigned int i;
for (i = 0; i < vmmc->num_coders; ++i) {
if (!test_and_set_bit(i, &vmmc->coder_used))
return &vmmc->coder[i];
}
return NULL;
}
void vmmc_coder_put(struct vmmc *vmmc, struct vmmc_coder *coder)
{
clear_bit(coder->id, &vmmc->coder_used);
}
|
