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523f1dce DM |
1 | /* |
2 | * caiaq.c: ALSA driver for caiaq/NativeInstruments devices | |
3 | * | |
4 | * Copyright (c) 2007 Daniel Mack <daniel@caiaq.de> | |
5 | * Karsten Wiese <fzu@wemgehoertderstaat.de> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
523f1dce DM |
22 | #include <linux/moduleparam.h> |
23 | #include <linux/interrupt.h> | |
e431cf45 DM |
24 | #include <linux/module.h> |
25 | #include <linux/init.h> | |
523f1dce | 26 | #include <linux/usb.h> |
523f1dce | 27 | #include <sound/initval.h> |
e431cf45 | 28 | #include <sound/core.h> |
523f1dce | 29 | #include <sound/pcm.h> |
523f1dce | 30 | |
936e7d03 DM |
31 | #include "device.h" |
32 | #include "audio.h" | |
33 | #include "midi.h" | |
34 | #include "control.h" | |
35 | #include "input.h" | |
523f1dce DM |
36 | |
37 | MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); | |
a9b487fa | 38 | MODULE_DESCRIPTION("caiaq USB audio, version 1.3.14"); |
523f1dce DM |
39 | MODULE_LICENSE("GPL"); |
40 | MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2}," | |
ad1e34b5 | 41 | "{Native Instruments, RigKontrol3}," |
523f1dce | 42 | "{Native Instruments, Kore Controller}," |
7829d0ec | 43 | "{Native Instruments, Kore Controller 2}," |
f3e9d5d1 | 44 | "{Native Instruments, Audio Kontrol 1}," |
2165592b | 45 | "{Native Instruments, Audio 4 DJ}," |
f3e9d5d1 | 46 | "{Native Instruments, Audio 8 DJ}," |
2165592b DM |
47 | "{Native Instruments, Session I/O}," |
48 | "{Native Instruments, GuitarRig mobile}"); | |
523f1dce DM |
49 | |
50 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ | |
51 | static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ | |
52 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ | |
53 | static int snd_card_used[SNDRV_CARDS]; | |
54 | ||
55 | module_param_array(index, int, NULL, 0444); | |
56 | MODULE_PARM_DESC(index, "Index value for the caiaq sound device"); | |
57 | module_param_array(id, charp, NULL, 0444); | |
58 | MODULE_PARM_DESC(id, "ID string for the caiaq soundcard."); | |
59 | module_param_array(enable, bool, NULL, 0444); | |
60 | MODULE_PARM_DESC(enable, "Enable the caiaq soundcard."); | |
61 | ||
62 | enum { | |
63 | SAMPLERATE_44100 = 0, | |
64 | SAMPLERATE_48000 = 1, | |
65 | SAMPLERATE_96000 = 2, | |
66 | SAMPLERATE_192000 = 3, | |
67 | SAMPLERATE_88200 = 4, | |
68 | SAMPLERATE_INVALID = 0xff | |
69 | }; | |
70 | ||
71 | enum { | |
72 | DEPTH_NONE = 0, | |
73 | DEPTH_16 = 1, | |
74 | DEPTH_24 = 2, | |
75 | DEPTH_32 = 3 | |
76 | }; | |
77 | ||
78 | static struct usb_device_id snd_usb_id_table[] = { | |
79 | { | |
80 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
81 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
82 | .idProduct = USB_PID_RIGKONTROL2 | |
83 | }, | |
ad1e34b5 DM |
84 | { |
85 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
86 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
87 | .idProduct = USB_PID_RIGKONTROL3 | |
88 | }, | |
523f1dce DM |
89 | { |
90 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
91 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
92 | .idProduct = USB_PID_KORECONTROLLER | |
93 | }, | |
7829d0ec DM |
94 | { |
95 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
96 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
97 | .idProduct = USB_PID_KORECONTROLLER2 | |
98 | }, | |
523f1dce DM |
99 | { |
100 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
101 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
102 | .idProduct = USB_PID_AK1 | |
103 | }, | |
104 | { | |
105 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
106 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
107 | .idProduct = USB_PID_AUDIO8DJ | |
108 | }, | |
f3e9d5d1 DM |
109 | { |
110 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
111 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
112 | .idProduct = USB_PID_SESSIONIO | |
113 | }, | |
2165592b DM |
114 | { |
115 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
116 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
117 | .idProduct = USB_PID_GUITARRIGMOBILE | |
118 | }, | |
119 | { | |
120 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
121 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
122 | .idProduct = USB_PID_AUDIO4DJ | |
123 | }, | |
523f1dce DM |
124 | { /* terminator */ } |
125 | }; | |
126 | ||
127 | static void usb_ep1_command_reply_dispatch (struct urb* urb) | |
128 | { | |
129 | int ret; | |
130 | struct snd_usb_caiaqdev *dev = urb->context; | |
131 | unsigned char *buf = urb->transfer_buffer; | |
132 | ||
133 | if (urb->status || !dev) { | |
134 | log("received EP1 urb->status = %i\n", urb->status); | |
135 | return; | |
136 | } | |
137 | ||
138 | switch(buf[0]) { | |
139 | case EP1_CMD_GET_DEVICE_INFO: | |
140 | memcpy(&dev->spec, buf+1, sizeof(struct caiaq_device_spec)); | |
141 | dev->spec.fw_version = le16_to_cpu(dev->spec.fw_version); | |
142 | debug("device spec (firmware %d): audio: %d in, %d out, " | |
143 | "MIDI: %d in, %d out, data alignment %d\n", | |
144 | dev->spec.fw_version, | |
145 | dev->spec.num_analog_audio_in, | |
146 | dev->spec.num_analog_audio_out, | |
147 | dev->spec.num_midi_in, | |
148 | dev->spec.num_midi_out, | |
149 | dev->spec.data_alignment); | |
150 | ||
151 | dev->spec_received++; | |
152 | wake_up(&dev->ep1_wait_queue); | |
153 | break; | |
154 | case EP1_CMD_AUDIO_PARAMS: | |
155 | dev->audio_parm_answer = buf[1]; | |
156 | wake_up(&dev->ep1_wait_queue); | |
157 | break; | |
158 | case EP1_CMD_MIDI_READ: | |
159 | snd_usb_caiaq_midi_handle_input(dev, buf[1], buf + 3, buf[2]); | |
160 | break; | |
8e3cd08e DM |
161 | case EP1_CMD_READ_IO: |
162 | if (dev->chip.usb_id == | |
163 | USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) { | |
164 | if (urb->actual_length > sizeof(dev->control_state)) | |
165 | urb->actual_length = sizeof(dev->control_state); | |
166 | memcpy(dev->control_state, buf + 1, urb->actual_length); | |
167 | wake_up(&dev->ep1_wait_queue); | |
168 | break; | |
169 | } | |
523f1dce DM |
170 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT |
171 | case EP1_CMD_READ_ERP: | |
172 | case EP1_CMD_READ_ANALOG: | |
523f1dce | 173 | snd_usb_caiaq_input_dispatch(dev, buf, urb->actual_length); |
523f1dce | 174 | #endif |
8e3cd08e | 175 | break; |
523f1dce DM |
176 | } |
177 | ||
178 | dev->ep1_in_urb.actual_length = 0; | |
179 | ret = usb_submit_urb(&dev->ep1_in_urb, GFP_ATOMIC); | |
180 | if (ret < 0) | |
181 | log("unable to submit urb. OOM!?\n"); | |
182 | } | |
183 | ||
8e3cd08e DM |
184 | int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *dev, |
185 | unsigned char command, | |
186 | const unsigned char *buffer, | |
187 | int len) | |
523f1dce DM |
188 | { |
189 | int actual_len; | |
190 | struct usb_device *usb_dev = dev->chip.dev; | |
191 | ||
192 | if (!usb_dev) | |
193 | return -EIO; | |
194 | ||
195 | if (len > EP1_BUFSIZE - 1) | |
196 | len = EP1_BUFSIZE - 1; | |
197 | ||
198 | if (buffer && len > 0) | |
199 | memcpy(dev->ep1_out_buf+1, buffer, len); | |
200 | ||
201 | dev->ep1_out_buf[0] = command; | |
202 | return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1), | |
203 | dev->ep1_out_buf, len+1, &actual_len, 200); | |
204 | } | |
205 | ||
206 | int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev, | |
207 | int rate, int depth, int bpp) | |
208 | { | |
209 | int ret; | |
210 | char tmp[5]; | |
211 | ||
212 | switch (rate) { | |
213 | case 44100: tmp[0] = SAMPLERATE_44100; break; | |
214 | case 48000: tmp[0] = SAMPLERATE_48000; break; | |
215 | case 88200: tmp[0] = SAMPLERATE_88200; break; | |
216 | case 96000: tmp[0] = SAMPLERATE_96000; break; | |
217 | case 192000: tmp[0] = SAMPLERATE_192000; break; | |
218 | default: return -EINVAL; | |
219 | } | |
220 | ||
221 | switch (depth) { | |
222 | case 16: tmp[1] = DEPTH_16; break; | |
223 | case 24: tmp[1] = DEPTH_24; break; | |
224 | default: return -EINVAL; | |
225 | } | |
226 | ||
227 | tmp[2] = bpp & 0xff; | |
228 | tmp[3] = bpp >> 8; | |
229 | tmp[4] = 1; /* packets per microframe */ | |
230 | ||
231 | debug("setting audio params: %d Hz, %d bits, %d bpp\n", | |
232 | rate, depth, bpp); | |
233 | ||
234 | dev->audio_parm_answer = -1; | |
8e3cd08e DM |
235 | ret = snd_usb_caiaq_send_command(dev, EP1_CMD_AUDIO_PARAMS, |
236 | tmp, sizeof(tmp)); | |
523f1dce DM |
237 | |
238 | if (ret) | |
239 | return ret; | |
240 | ||
241 | if (!wait_event_timeout(dev->ep1_wait_queue, | |
242 | dev->audio_parm_answer >= 0, HZ)) | |
243 | return -EPIPE; | |
244 | ||
245 | if (dev->audio_parm_answer != 1) | |
246 | debug("unable to set the device's audio params\n"); | |
9311c9b4 DM |
247 | else |
248 | dev->bpp = bpp; | |
523f1dce DM |
249 | |
250 | return dev->audio_parm_answer == 1 ? 0 : -EINVAL; | |
251 | } | |
252 | ||
253 | int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev, | |
254 | int digital, int analog, int erp) | |
255 | { | |
256 | char tmp[3] = { digital, analog, erp }; | |
8e3cd08e DM |
257 | return snd_usb_caiaq_send_command(dev, EP1_CMD_AUTO_MSG, |
258 | tmp, sizeof(tmp)); | |
523f1dce DM |
259 | } |
260 | ||
c598195a | 261 | static void __devinit setup_card(struct snd_usb_caiaqdev *dev) |
523f1dce DM |
262 | { |
263 | int ret; | |
ad1e34b5 | 264 | char val[4]; |
523f1dce DM |
265 | |
266 | /* device-specific startup specials */ | |
267 | switch (dev->chip.usb_id) { | |
268 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): | |
269 | /* RigKontrol2 - display centered dash ('-') */ | |
270 | val[0] = 0x00; | |
271 | val[1] = 0x00; | |
272 | val[2] = 0x01; | |
8e3cd08e | 273 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 3); |
523f1dce | 274 | break; |
ad1e34b5 DM |
275 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): |
276 | /* RigKontrol2 - display two centered dashes ('--') */ | |
277 | val[0] = 0x00; | |
278 | val[1] = 0x40; | |
279 | val[2] = 0x40; | |
280 | val[3] = 0x00; | |
8e3cd08e | 281 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 4); |
ad1e34b5 | 282 | break; |
523f1dce DM |
283 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): |
284 | /* Audio Kontrol 1 - make USB-LED stop blinking */ | |
285 | val[0] = 0x00; | |
8e3cd08e DM |
286 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 1); |
287 | break; | |
288 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): | |
289 | /* Audio 8 DJ - trigger read of current settings */ | |
290 | dev->control_state[0] = 0xff; | |
291 | snd_usb_caiaq_set_auto_msg(dev, 1, 0, 0); | |
292 | snd_usb_caiaq_send_command(dev, EP1_CMD_READ_IO, NULL, 0); | |
293 | ||
294 | if (!wait_event_timeout(dev->ep1_wait_queue, | |
295 | dev->control_state[0] != 0xff, HZ)) | |
296 | return; | |
297 | ||
298 | /* fix up some defaults */ | |
299 | if ((dev->control_state[1] != 2) || | |
300 | (dev->control_state[2] != 3) || | |
301 | (dev->control_state[4] != 2)) { | |
302 | dev->control_state[1] = 2; | |
303 | dev->control_state[2] = 3; | |
304 | dev->control_state[4] = 2; | |
305 | snd_usb_caiaq_send_command(dev, | |
306 | EP1_CMD_WRITE_IO, dev->control_state, 6); | |
307 | } | |
308 | ||
523f1dce | 309 | break; |
e3ca4c99 MH |
310 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ): |
311 | /* Audio 4 DJ - default input mode to phono */ | |
312 | dev->control_state[0] = 2; | |
313 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, | |
314 | dev->control_state, 1); | |
315 | break; | |
523f1dce DM |
316 | } |
317 | ||
7829d0ec DM |
318 | if (dev->spec.num_analog_audio_out + |
319 | dev->spec.num_analog_audio_in + | |
320 | dev->spec.num_digital_audio_out + | |
321 | dev->spec.num_digital_audio_in > 0) { | |
322 | ret = snd_usb_caiaq_audio_init(dev); | |
323 | if (ret < 0) | |
324 | log("Unable to set up audio system (ret=%d)\n", ret); | |
325 | } | |
523f1dce | 326 | |
7829d0ec DM |
327 | if (dev->spec.num_midi_in + |
328 | dev->spec.num_midi_out > 0) { | |
329 | ret = snd_usb_caiaq_midi_init(dev); | |
330 | if (ret < 0) | |
331 | log("Unable to set up MIDI system (ret=%d)\n", ret); | |
332 | } | |
523f1dce DM |
333 | |
334 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT | |
335 | ret = snd_usb_caiaq_input_init(dev); | |
336 | if (ret < 0) | |
337 | log("Unable to set up input system (ret=%d)\n", ret); | |
338 | #endif | |
339 | ||
340 | /* finally, register the card and all its sub-instances */ | |
341 | ret = snd_card_register(dev->chip.card); | |
342 | if (ret < 0) { | |
343 | log("snd_card_register() returned %d\n", ret); | |
344 | snd_card_free(dev->chip.card); | |
345 | } | |
8e3cd08e DM |
346 | |
347 | ret = snd_usb_caiaq_control_init(dev); | |
348 | if (ret < 0) | |
349 | log("Unable to set up control system (ret=%d)\n", ret); | |
523f1dce DM |
350 | } |
351 | ||
51721f70 | 352 | static int create_card(struct usb_device* usb_dev, struct snd_card **cardp) |
523f1dce DM |
353 | { |
354 | int devnum; | |
bd7dd77c | 355 | int err; |
523f1dce DM |
356 | struct snd_card *card; |
357 | struct snd_usb_caiaqdev *dev; | |
358 | ||
359 | for (devnum = 0; devnum < SNDRV_CARDS; devnum++) | |
360 | if (enable[devnum] && !snd_card_used[devnum]) | |
361 | break; | |
362 | ||
363 | if (devnum >= SNDRV_CARDS) | |
51721f70 | 364 | return -ENODEV; |
523f1dce | 365 | |
bd7dd77c TI |
366 | err = snd_card_create(index[devnum], id[devnum], THIS_MODULE, |
367 | sizeof(struct snd_usb_caiaqdev), &card); | |
368 | if (err < 0) | |
51721f70 | 369 | return err; |
523f1dce DM |
370 | |
371 | dev = caiaqdev(card); | |
372 | dev->chip.dev = usb_dev; | |
373 | dev->chip.card = card; | |
8c5330a5 AV |
374 | dev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor), |
375 | le16_to_cpu(usb_dev->descriptor.idProduct)); | |
523f1dce DM |
376 | spin_lock_init(&dev->spinlock); |
377 | snd_card_set_dev(card, &usb_dev->dev); | |
378 | ||
51721f70 TI |
379 | *cardp = card; |
380 | return 0; | |
523f1dce DM |
381 | } |
382 | ||
c598195a | 383 | static int __devinit init_card(struct snd_usb_caiaqdev *dev) |
523f1dce DM |
384 | { |
385 | char *c; | |
386 | struct usb_device *usb_dev = dev->chip.dev; | |
387 | struct snd_card *card = dev->chip.card; | |
388 | int err, len; | |
389 | ||
390 | if (usb_set_interface(usb_dev, 0, 1) != 0) { | |
391 | log("can't set alt interface.\n"); | |
392 | return -EIO; | |
393 | } | |
394 | ||
395 | usb_init_urb(&dev->ep1_in_urb); | |
396 | usb_init_urb(&dev->midi_out_urb); | |
397 | ||
398 | usb_fill_bulk_urb(&dev->ep1_in_urb, usb_dev, | |
399 | usb_rcvbulkpipe(usb_dev, 0x1), | |
400 | dev->ep1_in_buf, EP1_BUFSIZE, | |
401 | usb_ep1_command_reply_dispatch, dev); | |
402 | ||
403 | usb_fill_bulk_urb(&dev->midi_out_urb, usb_dev, | |
404 | usb_sndbulkpipe(usb_dev, 0x1), | |
405 | dev->midi_out_buf, EP1_BUFSIZE, | |
406 | snd_usb_caiaq_midi_output_done, dev); | |
407 | ||
408 | init_waitqueue_head(&dev->ep1_wait_queue); | |
409 | init_waitqueue_head(&dev->prepare_wait_queue); | |
410 | ||
411 | if (usb_submit_urb(&dev->ep1_in_urb, GFP_KERNEL) != 0) | |
412 | return -EIO; | |
413 | ||
8e3cd08e | 414 | err = snd_usb_caiaq_send_command(dev, EP1_CMD_GET_DEVICE_INFO, NULL, 0); |
523f1dce DM |
415 | if (err) |
416 | return err; | |
417 | ||
418 | if (!wait_event_timeout(dev->ep1_wait_queue, dev->spec_received, HZ)) | |
419 | return -ENODEV; | |
420 | ||
421 | usb_string(usb_dev, usb_dev->descriptor.iManufacturer, | |
422 | dev->vendor_name, CAIAQ_USB_STR_LEN); | |
423 | ||
424 | usb_string(usb_dev, usb_dev->descriptor.iProduct, | |
425 | dev->product_name, CAIAQ_USB_STR_LEN); | |
426 | ||
427 | usb_string(usb_dev, usb_dev->descriptor.iSerialNumber, | |
428 | dev->serial, CAIAQ_USB_STR_LEN); | |
429 | ||
430 | /* terminate serial string at first white space occurence */ | |
431 | c = strchr(dev->serial, ' '); | |
432 | if (c) | |
433 | *c = '\0'; | |
434 | ||
435 | strcpy(card->driver, MODNAME); | |
436 | strcpy(card->shortname, dev->product_name); | |
437 | ||
438 | len = snprintf(card->longname, sizeof(card->longname), | |
439 | "%s %s (serial %s, ", | |
440 | dev->vendor_name, dev->product_name, dev->serial); | |
441 | ||
442 | if (len < sizeof(card->longname) - 2) | |
443 | len += usb_make_path(usb_dev, card->longname + len, | |
444 | sizeof(card->longname) - len); | |
445 | ||
446 | card->longname[len++] = ')'; | |
447 | card->longname[len] = '\0'; | |
448 | setup_card(dev); | |
449 | return 0; | |
450 | } | |
451 | ||
c598195a | 452 | static int __devinit snd_probe(struct usb_interface *intf, |
523f1dce DM |
453 | const struct usb_device_id *id) |
454 | { | |
455 | int ret; | |
456 | struct snd_card *card; | |
457 | struct usb_device *device = interface_to_usbdev(intf); | |
458 | ||
51721f70 | 459 | ret = create_card(device, &card); |
523f1dce | 460 | |
51721f70 TI |
461 | if (ret < 0) |
462 | return ret; | |
523f1dce | 463 | |
f4e9749f | 464 | usb_set_intfdata(intf, card); |
523f1dce DM |
465 | ret = init_card(caiaqdev(card)); |
466 | if (ret < 0) { | |
467 | log("unable to init card! (ret=%d)\n", ret); | |
468 | snd_card_free(card); | |
469 | return ret; | |
470 | } | |
471 | ||
472 | return 0; | |
473 | } | |
474 | ||
475 | static void snd_disconnect(struct usb_interface *intf) | |
476 | { | |
477 | struct snd_usb_caiaqdev *dev; | |
f4e9749f | 478 | struct snd_card *card = usb_get_intfdata(intf); |
523f1dce | 479 | |
8d048841 | 480 | debug("%s(%p)\n", __func__, intf); |
523f1dce DM |
481 | |
482 | if (!card) | |
483 | return; | |
484 | ||
485 | dev = caiaqdev(card); | |
486 | snd_card_disconnect(card); | |
487 | ||
488 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT | |
489 | snd_usb_caiaq_input_free(dev); | |
490 | #endif | |
491 | snd_usb_caiaq_audio_free(dev); | |
492 | ||
493 | usb_kill_urb(&dev->ep1_in_urb); | |
494 | usb_kill_urb(&dev->midi_out_urb); | |
495 | ||
496 | snd_card_free(card); | |
497 | usb_reset_device(interface_to_usbdev(intf)); | |
498 | } | |
499 | ||
500 | ||
501 | MODULE_DEVICE_TABLE(usb, snd_usb_id_table); | |
502 | static struct usb_driver snd_usb_driver = { | |
503 | .name = MODNAME, | |
504 | .probe = snd_probe, | |
505 | .disconnect = snd_disconnect, | |
506 | .id_table = snd_usb_id_table, | |
507 | }; | |
508 | ||
509 | static int __init snd_module_init(void) | |
510 | { | |
511 | return usb_register(&snd_usb_driver); | |
512 | } | |
513 | ||
514 | static void __exit snd_module_exit(void) | |
515 | { | |
516 | usb_deregister(&snd_usb_driver); | |
517 | } | |
518 | ||
519 | module_init(snd_module_init) | |
520 | module_exit(snd_module_exit) | |
521 |