3
4/*-
5 * Copyright (c) 2010 Hans Petter Selasky. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29/*
30 * This file contains the USB template for an USB Audio Device.
31 */
32
33#include <sys/stdint.h>
34#include <sys/stddef.h>
35#include <sys/param.h>
36#include <sys/queue.h>
37#include <sys/types.h>
38#include <sys/systm.h>
39#include <sys/kernel.h>
40#include <sys/bus.h>
41#include <sys/module.h>
42#include <sys/lock.h>
43#include <sys/mutex.h>
44#include <sys/condvar.h>
45#include <sys/sysctl.h>
46#include <sys/sx.h>
47#include <sys/unistd.h>
48#include <sys/callout.h>
49#include <sys/malloc.h>
50#include <sys/priv.h>
51
52#include <dev/usb/usb.h>
53#include <dev/usb/usbdi.h>
54#include <dev/usb/usb_cdc.h>
55
56#include <dev/usb/template/usb_template.h>
57
58enum {
59 INDEX_AUDIO_LANG,
60 INDEX_AUDIO_MIXER,
61 INDEX_AUDIO_RECORD,
62 INDEX_AUDIO_PLAYBACK,
63 INDEX_AUDIO_PRODUCT,
64 INDEX_AUDIO_MAX,
65};
66
67#define STRING_LANG \
68 0x09, 0x04, /* American English */
69
70#define STRING_AUDIO_PRODUCT \
71 'A', 0, 'u', 0, 'd', 0, 'i', 0, 'o', 0, ' ', 0, \
72 'T', 0, 'e', 0, 's', 0, 't', 0, ' ', 0, \
73 'D', 0, 'e', 0, 'v', 0, 'i', 0, 'c', 0, 'e', 0, ' ', 0,
74
75#define STRING_AUDIO_MIXER \
76 'M', 0, 'i', 0, 'x', 0, 'e', 0, 'r', 0, ' ', 0, \
77 'i', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
78
79#define STRING_AUDIO_RECORD \
80 'R', 0, 'e', 0, 'c', 0, 'o', 0, 'r', 0, 'd', 0, ' ', 0, \
81 'i', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
82
83#define STRING_AUDIO_PLAYBACK \
84 'P', 0, 'l', 0, 'a', 0, 'y', 0, 'b', 0, 'a', 0, 'c', 0, 'k', 0, ' ', 0, \
85 'i', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
86
87
88/* make the real string descriptors */
89
90USB_MAKE_STRING_DESC(STRING_LANG, string_lang);
91USB_MAKE_STRING_DESC(STRING_AUDIO_MIXER, string_audio_mixer);
92USB_MAKE_STRING_DESC(STRING_AUDIO_RECORD, string_audio_record);
93USB_MAKE_STRING_DESC(STRING_AUDIO_PLAYBACK, string_audio_playback);
94USB_MAKE_STRING_DESC(STRING_AUDIO_PRODUCT, string_audio_product);
95
96/* prototypes */
97
| 3
4/*-
5 * Copyright (c) 2010 Hans Petter Selasky. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29/*
30 * This file contains the USB template for an USB Audio Device.
31 */
32
33#include <sys/stdint.h>
34#include <sys/stddef.h>
35#include <sys/param.h>
36#include <sys/queue.h>
37#include <sys/types.h>
38#include <sys/systm.h>
39#include <sys/kernel.h>
40#include <sys/bus.h>
41#include <sys/module.h>
42#include <sys/lock.h>
43#include <sys/mutex.h>
44#include <sys/condvar.h>
45#include <sys/sysctl.h>
46#include <sys/sx.h>
47#include <sys/unistd.h>
48#include <sys/callout.h>
49#include <sys/malloc.h>
50#include <sys/priv.h>
51
52#include <dev/usb/usb.h>
53#include <dev/usb/usbdi.h>
54#include <dev/usb/usb_cdc.h>
55
56#include <dev/usb/template/usb_template.h>
57
58enum {
59 INDEX_AUDIO_LANG,
60 INDEX_AUDIO_MIXER,
61 INDEX_AUDIO_RECORD,
62 INDEX_AUDIO_PLAYBACK,
63 INDEX_AUDIO_PRODUCT,
64 INDEX_AUDIO_MAX,
65};
66
67#define STRING_LANG \
68 0x09, 0x04, /* American English */
69
70#define STRING_AUDIO_PRODUCT \
71 'A', 0, 'u', 0, 'd', 0, 'i', 0, 'o', 0, ' ', 0, \
72 'T', 0, 'e', 0, 's', 0, 't', 0, ' ', 0, \
73 'D', 0, 'e', 0, 'v', 0, 'i', 0, 'c', 0, 'e', 0, ' ', 0,
74
75#define STRING_AUDIO_MIXER \
76 'M', 0, 'i', 0, 'x', 0, 'e', 0, 'r', 0, ' ', 0, \
77 'i', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
78
79#define STRING_AUDIO_RECORD \
80 'R', 0, 'e', 0, 'c', 0, 'o', 0, 'r', 0, 'd', 0, ' ', 0, \
81 'i', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
82
83#define STRING_AUDIO_PLAYBACK \
84 'P', 0, 'l', 0, 'a', 0, 'y', 0, 'b', 0, 'a', 0, 'c', 0, 'k', 0, ' ', 0, \
85 'i', 0, 'n', 0, 't', 0, 'e', 0, 'r', 0, 'f', 0, 'a', 0, 'c', 0, 'e', 0,
86
87
88/* make the real string descriptors */
89
90USB_MAKE_STRING_DESC(STRING_LANG, string_lang);
91USB_MAKE_STRING_DESC(STRING_AUDIO_MIXER, string_audio_mixer);
92USB_MAKE_STRING_DESC(STRING_AUDIO_RECORD, string_audio_record);
93USB_MAKE_STRING_DESC(STRING_AUDIO_PLAYBACK, string_audio_playback);
94USB_MAKE_STRING_DESC(STRING_AUDIO_PRODUCT, string_audio_product);
95
96/* prototypes */
97
|
99
100static const uint8_t audio_raw_desc_0[] = {
101 0x0a, 0x24, 0x01, 0x00, 0x01, 0xa9, 0x00, 0x02,
102 0x01, 0x02
103};
104
105static const uint8_t audio_raw_desc_1[] = {
106 0x0c, 0x24, 0x02, 0x01, 0x01, 0x01, 0x00, 0x02,
107 0x03, 0x00, 0x00, 0x00
108};
109
110static const uint8_t audio_raw_desc_2[] = {
111 0x0c, 0x24, 0x02, 0x02, 0x01, 0x02, 0x00, 0x02,
112 0x03, 0x00, 0x00, 0x00
113};
114
115static const uint8_t audio_raw_desc_3[] = {
116 0x0c, 0x24, 0x02, 0x03, 0x03, 0x06, 0x00, 0x02,
117 0x03, 0x00, 0x00, 0x00
118};
119
120static const uint8_t audio_raw_desc_4[] = {
121 0x0c, 0x24, 0x02, 0x04, 0x05, 0x06, 0x00, 0x02,
122 0x03, 0x00, 0x00, 0x00
123};
124
125static const uint8_t audio_raw_desc_5[] = {
126 0x09, 0x24, 0x03, 0x05, 0x05, 0x06, 0x00, 0x01,
127 0x00
128};
129
130static const uint8_t audio_raw_desc_6[] = {
131 0x09, 0x24, 0x03, 0x06, 0x01, 0x03, 0x00, 0x09,
132 0x00
133};
134
135static const uint8_t audio_raw_desc_7[] = {
136 0x09, 0x24, 0x03, 0x07, 0x01, 0x01, 0x00, 0x08,
137 0x00
138};
139
140static const uint8_t audio_raw_desc_8[] = {
141 0x09, 0x24, 0x05, 0x08, 0x03, 0x0a, 0x0b, 0x0c,
142 0x00
143};
144
145static const uint8_t audio_raw_desc_9[] = {
146 0x0a, 0x24, 0x06, 0x09, 0x0f, 0x01, 0x01, 0x02,
147 0x02, 0x00
148};
149
150static const uint8_t audio_raw_desc_10[] = {
151 0x0a, 0x24, 0x06, 0x0a, 0x02, 0x01, 0x43, 0x00,
152 0x00, 0x00
153};
154
155static const uint8_t audio_raw_desc_11[] = {
156 0x0a, 0x24, 0x06, 0x0b, 0x03, 0x01, 0x01, 0x02,
157 0x02, 0x00
158};
159
160static const uint8_t audio_raw_desc_12[] = {
161 0x0a, 0x24, 0x06, 0x0c, 0x04, 0x01, 0x01, 0x00,
162 0x00, 0x00
163};
164
165static const uint8_t audio_raw_desc_13[] = {
166 0x0a, 0x24, 0x06, 0x0d, 0x02, 0x01, 0x03, 0x00,
167 0x00, 0x00
168};
169
170static const uint8_t audio_raw_desc_14[] = {
171 0x0a, 0x24, 0x06, 0x0e, 0x03, 0x01, 0x01, 0x02,
172 0x02, 0x00
173};
174
175static const uint8_t audio_raw_desc_15[] = {
176 0x0f, 0x24, 0x04, 0x0f, 0x03, 0x01, 0x0d, 0x0e,
177 0x02, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00
178};
179
180static const void *audio_raw_iface_0_desc[] = {
181 audio_raw_desc_0,
182 audio_raw_desc_1,
183 audio_raw_desc_2,
184 audio_raw_desc_3,
185 audio_raw_desc_4,
186 audio_raw_desc_5,
187 audio_raw_desc_6,
188 audio_raw_desc_7,
189 audio_raw_desc_8,
190 audio_raw_desc_9,
191 audio_raw_desc_10,
192 audio_raw_desc_11,
193 audio_raw_desc_12,
194 audio_raw_desc_13,
195 audio_raw_desc_14,
196 audio_raw_desc_15,
197 NULL,
198};
199
200static const struct usb_temp_interface_desc audio_iface_0 = {
201 .ppEndpoints = NULL, /* no endpoints */
202 .ppRawDesc = audio_raw_iface_0_desc,
203 .bInterfaceClass = 1,
204 .bInterfaceSubClass = 1,
205 .bInterfaceProtocol = 0,
206 .iInterface = INDEX_AUDIO_MIXER,
207};
208
209static const uint8_t audio_raw_desc_20[] = {
210 0x07, 0x24, 0x01, 0x01, 0x03, 0x01, 0x00
211
212};
213
214static const uint8_t audio_raw_desc_21[] = {
215 0x0b, 0x24, 0x02, 0x01, 0x02, 0x02, 0x10, 0x01,
216 /* 48kHz */
217 0x80, 0xbb, 0x00
218};
219
220static const uint8_t audio_raw_desc_22[] = {
221 0x07, 0x25, 0x01, 0x00, 0x01, 0x04, 0x00
222};
223
224static const void *audio_raw_iface_1_desc[] = {
225 audio_raw_desc_20,
226 audio_raw_desc_21,
227 NULL,
228};
229
230static const void *audio_raw_ep_1_desc[] = {
231 audio_raw_desc_22,
232 NULL,
233};
234
235static const struct usb_temp_packet_size audio_isoc_mps = {
236 .mps[USB_SPEED_FULL] = 0xC8,
237 .mps[USB_SPEED_HIGH] = 0xC8,
238};
239
240static const struct usb_temp_interval audio_isoc_interval = {
241 .bInterval[USB_SPEED_FULL] = 1, /* 1:1 */
242 .bInterval[USB_SPEED_HIGH] = 4, /* 1:8 */
243};
244
245static const struct usb_temp_endpoint_desc audio_isoc_out_ep = {
246 .ppRawDesc = audio_raw_ep_1_desc,
247 .pPacketSize = &audio_isoc_mps,
248 .pIntervals = &audio_isoc_interval,
249 .bEndpointAddress = UE_DIR_OUT,
250 .bmAttributes = UE_ISOCHRONOUS | UE_ISO_ADAPT,
251};
252
253static const struct usb_temp_endpoint_desc *audio_iface_1_ep[] = {
254 &audio_isoc_out_ep,
255 NULL,
256};
257
258static const struct usb_temp_interface_desc audio_iface_1_alt_0 = {
259 .ppEndpoints = NULL, /* no endpoints */
260 .ppRawDesc = NULL, /* no raw descriptors */
261 .bInterfaceClass = 1,
262 .bInterfaceSubClass = 2,
263 .bInterfaceProtocol = 0,
264 .iInterface = INDEX_AUDIO_PLAYBACK,
265};
266
267static const struct usb_temp_interface_desc audio_iface_1_alt_1 = {
268 .ppEndpoints = audio_iface_1_ep,
269 .ppRawDesc = audio_raw_iface_1_desc,
270 .bInterfaceClass = 1,
271 .bInterfaceSubClass = 2,
272 .bInterfaceProtocol = 0,
273 .iInterface = INDEX_AUDIO_PLAYBACK,
274 .isAltInterface = 1, /* this is an alternate setting */
275};
276
277static const uint8_t audio_raw_desc_30[] = {
278 0x07, 0x24, 0x01, 0x07, 0x01, 0x01, 0x00
279
280};
281
282static const uint8_t audio_raw_desc_31[] = {
283 0x0b, 0x24, 0x02, 0x01, 0x02, 0x02, 0x10, 0x01,
284 /* 48kHz */
285 0x80, 0xbb, 0x00
286};
287
288static const uint8_t audio_raw_desc_32[] = {
289 0x07, 0x25, 0x01, 0x01, 0x00, 0x00, 0x00
290};
291
292static const void *audio_raw_iface_2_desc[] = {
293 audio_raw_desc_30,
294 audio_raw_desc_31,
295 NULL,
296};
297
298static const void *audio_raw_ep_2_desc[] = {
299 audio_raw_desc_32,
300 NULL,
301};
302
303static const struct usb_temp_endpoint_desc audio_isoc_in_ep = {
304 .ppRawDesc = audio_raw_ep_2_desc,
305 .pPacketSize = &audio_isoc_mps,
306 .pIntervals = &audio_isoc_interval,
307 .bEndpointAddress = UE_DIR_IN,
308 .bmAttributes = UE_ISOCHRONOUS | UE_ISO_ADAPT,
309};
310
311static const struct usb_temp_endpoint_desc *audio_iface_2_ep[] = {
312 &audio_isoc_in_ep,
313 NULL,
314};
315
316static const struct usb_temp_interface_desc audio_iface_2_alt_0 = {
317 .ppEndpoints = NULL, /* no endpoints */
318 .ppRawDesc = NULL, /* no raw descriptors */
319 .bInterfaceClass = 1,
320 .bInterfaceSubClass = 2,
321 .bInterfaceProtocol = 0,
322 .iInterface = INDEX_AUDIO_RECORD,
323};
324
325static const struct usb_temp_interface_desc audio_iface_2_alt_1 = {
326 .ppEndpoints = audio_iface_2_ep,
327 .ppRawDesc = audio_raw_iface_2_desc,
328 .bInterfaceClass = 1,
329 .bInterfaceSubClass = 2,
330 .bInterfaceProtocol = 0,
331 .iInterface = INDEX_AUDIO_RECORD,
332 .isAltInterface = 1, /* this is an alternate setting */
333};
334
335static const struct usb_temp_interface_desc *audio_interfaces[] = {
336 &audio_iface_0,
337 &audio_iface_1_alt_0,
338 &audio_iface_1_alt_1,
339 &audio_iface_2_alt_0,
340 &audio_iface_2_alt_1,
341 NULL,
342};
343
344static const struct usb_temp_config_desc audio_config_desc = {
345 .ppIfaceDesc = audio_interfaces,
346 .bmAttributes = UC_BUS_POWERED,
347 .bMaxPower = 25, /* 50 mA */
348 .iConfiguration = INDEX_AUDIO_PRODUCT,
349};
350
351static const struct usb_temp_config_desc *audio_configs[] = {
352 &audio_config_desc,
353 NULL,
354};
355
356static usb_temp_get_string_desc_t audio_get_string_desc;
357
358const struct usb_temp_device_desc usb_template_audio = {
359 .getStringDesc = &audio_get_string_desc,
360 .ppConfigDesc = audio_configs,
361 .idVendor = USB_TEMPLATE_VENDOR,
362 .idProduct = 0x000A,
363 .bcdDevice = 0x0100,
364 .bDeviceClass = UDCLASS_COMM,
365 .bDeviceSubClass = 0,
366 .bDeviceProtocol = 0,
367 .iManufacturer = 0,
368 .iProduct = INDEX_AUDIO_PRODUCT,
369 .iSerialNumber = 0,
370};
371
372/*------------------------------------------------------------------------*
373 * audio_get_string_desc
374 *
375 * Return values:
376 * NULL: Failure. No such string.
377 * Else: Success. Pointer to string descriptor is returned.
378 *------------------------------------------------------------------------*/
379static const void *
380audio_get_string_desc(uint16_t lang_id, uint8_t string_index)
381{
382 static const void *ptr[INDEX_AUDIO_MAX] = {
383 [INDEX_AUDIO_LANG] = &string_lang,
384 [INDEX_AUDIO_MIXER] = &string_audio_mixer,
385 [INDEX_AUDIO_RECORD] = &string_audio_record,
386 [INDEX_AUDIO_PLAYBACK] = &string_audio_playback,
387 [INDEX_AUDIO_PRODUCT] = &string_audio_product,
388 };
389
390 if (string_index == 0) {
391 return (&string_lang);
392 }
393 if (lang_id != 0x0409) {
394 return (NULL);
395 }
396 if (string_index < INDEX_AUDIO_MAX) {
397 return (ptr[string_index]);
398 }
399 return (NULL);
400}
| 104
105static const uint8_t audio_raw_desc_0[] = {
106 0x0a, 0x24, 0x01, 0x00, 0x01, 0xa9, 0x00, 0x02,
107 0x01, 0x02
108};
109
110static const uint8_t audio_raw_desc_1[] = {
111 0x0c, 0x24, 0x02, 0x01, 0x01, 0x01, 0x00, 0x02,
112 0x03, 0x00, 0x00, 0x00
113};
114
115static const uint8_t audio_raw_desc_2[] = {
116 0x0c, 0x24, 0x02, 0x02, 0x01, 0x02, 0x00, 0x02,
117 0x03, 0x00, 0x00, 0x00
118};
119
120static const uint8_t audio_raw_desc_3[] = {
121 0x0c, 0x24, 0x02, 0x03, 0x03, 0x06, 0x00, 0x02,
122 0x03, 0x00, 0x00, 0x00
123};
124
125static const uint8_t audio_raw_desc_4[] = {
126 0x0c, 0x24, 0x02, 0x04, 0x05, 0x06, 0x00, 0x02,
127 0x03, 0x00, 0x00, 0x00
128};
129
130static const uint8_t audio_raw_desc_5[] = {
131 0x09, 0x24, 0x03, 0x05, 0x05, 0x06, 0x00, 0x01,
132 0x00
133};
134
135static const uint8_t audio_raw_desc_6[] = {
136 0x09, 0x24, 0x03, 0x06, 0x01, 0x03, 0x00, 0x09,
137 0x00
138};
139
140static const uint8_t audio_raw_desc_7[] = {
141 0x09, 0x24, 0x03, 0x07, 0x01, 0x01, 0x00, 0x08,
142 0x00
143};
144
145static const uint8_t audio_raw_desc_8[] = {
146 0x09, 0x24, 0x05, 0x08, 0x03, 0x0a, 0x0b, 0x0c,
147 0x00
148};
149
150static const uint8_t audio_raw_desc_9[] = {
151 0x0a, 0x24, 0x06, 0x09, 0x0f, 0x01, 0x01, 0x02,
152 0x02, 0x00
153};
154
155static const uint8_t audio_raw_desc_10[] = {
156 0x0a, 0x24, 0x06, 0x0a, 0x02, 0x01, 0x43, 0x00,
157 0x00, 0x00
158};
159
160static const uint8_t audio_raw_desc_11[] = {
161 0x0a, 0x24, 0x06, 0x0b, 0x03, 0x01, 0x01, 0x02,
162 0x02, 0x00
163};
164
165static const uint8_t audio_raw_desc_12[] = {
166 0x0a, 0x24, 0x06, 0x0c, 0x04, 0x01, 0x01, 0x00,
167 0x00, 0x00
168};
169
170static const uint8_t audio_raw_desc_13[] = {
171 0x0a, 0x24, 0x06, 0x0d, 0x02, 0x01, 0x03, 0x00,
172 0x00, 0x00
173};
174
175static const uint8_t audio_raw_desc_14[] = {
176 0x0a, 0x24, 0x06, 0x0e, 0x03, 0x01, 0x01, 0x02,
177 0x02, 0x00
178};
179
180static const uint8_t audio_raw_desc_15[] = {
181 0x0f, 0x24, 0x04, 0x0f, 0x03, 0x01, 0x0d, 0x0e,
182 0x02, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00
183};
184
185static const void *audio_raw_iface_0_desc[] = {
186 audio_raw_desc_0,
187 audio_raw_desc_1,
188 audio_raw_desc_2,
189 audio_raw_desc_3,
190 audio_raw_desc_4,
191 audio_raw_desc_5,
192 audio_raw_desc_6,
193 audio_raw_desc_7,
194 audio_raw_desc_8,
195 audio_raw_desc_9,
196 audio_raw_desc_10,
197 audio_raw_desc_11,
198 audio_raw_desc_12,
199 audio_raw_desc_13,
200 audio_raw_desc_14,
201 audio_raw_desc_15,
202 NULL,
203};
204
205static const struct usb_temp_interface_desc audio_iface_0 = {
206 .ppEndpoints = NULL, /* no endpoints */
207 .ppRawDesc = audio_raw_iface_0_desc,
208 .bInterfaceClass = 1,
209 .bInterfaceSubClass = 1,
210 .bInterfaceProtocol = 0,
211 .iInterface = INDEX_AUDIO_MIXER,
212};
213
214static const uint8_t audio_raw_desc_20[] = {
215 0x07, 0x24, 0x01, 0x01, 0x03, 0x01, 0x00
216
217};
218
219static const uint8_t audio_raw_desc_21[] = {
220 0x0b, 0x24, 0x02, 0x01, 0x02, 0x02, 0x10, 0x01,
221 /* 48kHz */
222 0x80, 0xbb, 0x00
223};
224
225static const uint8_t audio_raw_desc_22[] = {
226 0x07, 0x25, 0x01, 0x00, 0x01, 0x04, 0x00
227};
228
229static const void *audio_raw_iface_1_desc[] = {
230 audio_raw_desc_20,
231 audio_raw_desc_21,
232 NULL,
233};
234
235static const void *audio_raw_ep_1_desc[] = {
236 audio_raw_desc_22,
237 NULL,
238};
239
240static const struct usb_temp_packet_size audio_isoc_mps = {
241 .mps[USB_SPEED_FULL] = 0xC8,
242 .mps[USB_SPEED_HIGH] = 0xC8,
243};
244
245static const struct usb_temp_interval audio_isoc_interval = {
246 .bInterval[USB_SPEED_FULL] = 1, /* 1:1 */
247 .bInterval[USB_SPEED_HIGH] = 4, /* 1:8 */
248};
249
250static const struct usb_temp_endpoint_desc audio_isoc_out_ep = {
251 .ppRawDesc = audio_raw_ep_1_desc,
252 .pPacketSize = &audio_isoc_mps,
253 .pIntervals = &audio_isoc_interval,
254 .bEndpointAddress = UE_DIR_OUT,
255 .bmAttributes = UE_ISOCHRONOUS | UE_ISO_ADAPT,
256};
257
258static const struct usb_temp_endpoint_desc *audio_iface_1_ep[] = {
259 &audio_isoc_out_ep,
260 NULL,
261};
262
263static const struct usb_temp_interface_desc audio_iface_1_alt_0 = {
264 .ppEndpoints = NULL, /* no endpoints */
265 .ppRawDesc = NULL, /* no raw descriptors */
266 .bInterfaceClass = 1,
267 .bInterfaceSubClass = 2,
268 .bInterfaceProtocol = 0,
269 .iInterface = INDEX_AUDIO_PLAYBACK,
270};
271
272static const struct usb_temp_interface_desc audio_iface_1_alt_1 = {
273 .ppEndpoints = audio_iface_1_ep,
274 .ppRawDesc = audio_raw_iface_1_desc,
275 .bInterfaceClass = 1,
276 .bInterfaceSubClass = 2,
277 .bInterfaceProtocol = 0,
278 .iInterface = INDEX_AUDIO_PLAYBACK,
279 .isAltInterface = 1, /* this is an alternate setting */
280};
281
282static const uint8_t audio_raw_desc_30[] = {
283 0x07, 0x24, 0x01, 0x07, 0x01, 0x01, 0x00
284
285};
286
287static const uint8_t audio_raw_desc_31[] = {
288 0x0b, 0x24, 0x02, 0x01, 0x02, 0x02, 0x10, 0x01,
289 /* 48kHz */
290 0x80, 0xbb, 0x00
291};
292
293static const uint8_t audio_raw_desc_32[] = {
294 0x07, 0x25, 0x01, 0x01, 0x00, 0x00, 0x00
295};
296
297static const void *audio_raw_iface_2_desc[] = {
298 audio_raw_desc_30,
299 audio_raw_desc_31,
300 NULL,
301};
302
303static const void *audio_raw_ep_2_desc[] = {
304 audio_raw_desc_32,
305 NULL,
306};
307
308static const struct usb_temp_endpoint_desc audio_isoc_in_ep = {
309 .ppRawDesc = audio_raw_ep_2_desc,
310 .pPacketSize = &audio_isoc_mps,
311 .pIntervals = &audio_isoc_interval,
312 .bEndpointAddress = UE_DIR_IN,
313 .bmAttributes = UE_ISOCHRONOUS | UE_ISO_ADAPT,
314};
315
316static const struct usb_temp_endpoint_desc *audio_iface_2_ep[] = {
317 &audio_isoc_in_ep,
318 NULL,
319};
320
321static const struct usb_temp_interface_desc audio_iface_2_alt_0 = {
322 .ppEndpoints = NULL, /* no endpoints */
323 .ppRawDesc = NULL, /* no raw descriptors */
324 .bInterfaceClass = 1,
325 .bInterfaceSubClass = 2,
326 .bInterfaceProtocol = 0,
327 .iInterface = INDEX_AUDIO_RECORD,
328};
329
330static const struct usb_temp_interface_desc audio_iface_2_alt_1 = {
331 .ppEndpoints = audio_iface_2_ep,
332 .ppRawDesc = audio_raw_iface_2_desc,
333 .bInterfaceClass = 1,
334 .bInterfaceSubClass = 2,
335 .bInterfaceProtocol = 0,
336 .iInterface = INDEX_AUDIO_RECORD,
337 .isAltInterface = 1, /* this is an alternate setting */
338};
339
340static const struct usb_temp_interface_desc *audio_interfaces[] = {
341 &audio_iface_0,
342 &audio_iface_1_alt_0,
343 &audio_iface_1_alt_1,
344 &audio_iface_2_alt_0,
345 &audio_iface_2_alt_1,
346 NULL,
347};
348
349static const struct usb_temp_config_desc audio_config_desc = {
350 .ppIfaceDesc = audio_interfaces,
351 .bmAttributes = UC_BUS_POWERED,
352 .bMaxPower = 25, /* 50 mA */
353 .iConfiguration = INDEX_AUDIO_PRODUCT,
354};
355
356static const struct usb_temp_config_desc *audio_configs[] = {
357 &audio_config_desc,
358 NULL,
359};
360
361static usb_temp_get_string_desc_t audio_get_string_desc;
362
363const struct usb_temp_device_desc usb_template_audio = {
364 .getStringDesc = &audio_get_string_desc,
365 .ppConfigDesc = audio_configs,
366 .idVendor = USB_TEMPLATE_VENDOR,
367 .idProduct = 0x000A,
368 .bcdDevice = 0x0100,
369 .bDeviceClass = UDCLASS_COMM,
370 .bDeviceSubClass = 0,
371 .bDeviceProtocol = 0,
372 .iManufacturer = 0,
373 .iProduct = INDEX_AUDIO_PRODUCT,
374 .iSerialNumber = 0,
375};
376
377/*------------------------------------------------------------------------*
378 * audio_get_string_desc
379 *
380 * Return values:
381 * NULL: Failure. No such string.
382 * Else: Success. Pointer to string descriptor is returned.
383 *------------------------------------------------------------------------*/
384static const void *
385audio_get_string_desc(uint16_t lang_id, uint8_t string_index)
386{
387 static const void *ptr[INDEX_AUDIO_MAX] = {
388 [INDEX_AUDIO_LANG] = &string_lang,
389 [INDEX_AUDIO_MIXER] = &string_audio_mixer,
390 [INDEX_AUDIO_RECORD] = &string_audio_record,
391 [INDEX_AUDIO_PLAYBACK] = &string_audio_playback,
392 [INDEX_AUDIO_PRODUCT] = &string_audio_product,
393 };
394
395 if (string_index == 0) {
396 return (&string_lang);
397 }
398 if (lang_id != 0x0409) {
399 return (NULL);
400 }
401 if (string_index < INDEX_AUDIO_MAX) {
402 return (ptr[string_index]);
403 }
404 return (NULL);
405}
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