Commit | Line | Data |
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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> | |
5a0e3ad6 | 26 | #include <linux/gfp.h> |
523f1dce | 27 | #include <linux/usb.h> |
523f1dce | 28 | #include <sound/initval.h> |
e431cf45 | 29 | #include <sound/core.h> |
523f1dce | 30 | #include <sound/pcm.h> |
523f1dce | 31 | |
936e7d03 DM |
32 | #include "device.h" |
33 | #include "audio.h" | |
34 | #include "midi.h" | |
35 | #include "control.h" | |
36 | #include "input.h" | |
523f1dce DM |
37 | |
38 | MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); | |
6008fd5a | 39 | MODULE_DESCRIPTION("caiaq USB audio"); |
523f1dce DM |
40 | MODULE_LICENSE("GPL"); |
41 | MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2}," | |
ad1e34b5 | 42 | "{Native Instruments, RigKontrol3}," |
523f1dce | 43 | "{Native Instruments, Kore Controller}," |
7829d0ec | 44 | "{Native Instruments, Kore Controller 2}," |
f3e9d5d1 | 45 | "{Native Instruments, Audio Kontrol 1}," |
b30c4947 | 46 | "{Native Instruments, Audio 2 DJ}," |
2165592b | 47 | "{Native Instruments, Audio 4 DJ}," |
f3e9d5d1 | 48 | "{Native Instruments, Audio 8 DJ}," |
df8d81a3 | 49 | "{Native Instruments, Traktor Audio 2}," |
2165592b | 50 | "{Native Instruments, Session I/O}," |
6da7a2aa | 51 | "{Native Instruments, GuitarRig mobile}" |
15c5ab60 DM |
52 | "{Native Instruments, Traktor Kontrol X1}" |
53 | "{Native Instruments, Traktor Kontrol S4}"); | |
523f1dce DM |
54 | |
55 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ | |
56 | static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ | |
57 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ | |
58 | static int snd_card_used[SNDRV_CARDS]; | |
59 | ||
60 | module_param_array(index, int, NULL, 0444); | |
61 | MODULE_PARM_DESC(index, "Index value for the caiaq sound device"); | |
62 | module_param_array(id, charp, NULL, 0444); | |
63 | MODULE_PARM_DESC(id, "ID string for the caiaq soundcard."); | |
64 | module_param_array(enable, bool, NULL, 0444); | |
65 | MODULE_PARM_DESC(enable, "Enable the caiaq soundcard."); | |
66 | ||
67 | enum { | |
68 | SAMPLERATE_44100 = 0, | |
69 | SAMPLERATE_48000 = 1, | |
70 | SAMPLERATE_96000 = 2, | |
71 | SAMPLERATE_192000 = 3, | |
72 | SAMPLERATE_88200 = 4, | |
73 | SAMPLERATE_INVALID = 0xff | |
74 | }; | |
75 | ||
76 | enum { | |
77 | DEPTH_NONE = 0, | |
78 | DEPTH_16 = 1, | |
79 | DEPTH_24 = 2, | |
80 | DEPTH_32 = 3 | |
81 | }; | |
82 | ||
83 | static struct usb_device_id snd_usb_id_table[] = { | |
84 | { | |
85 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
86 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
9318dce5 | 87 | .idProduct = USB_PID_RIGKONTROL2 |
523f1dce | 88 | }, |
ad1e34b5 DM |
89 | { |
90 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
91 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
92 | .idProduct = USB_PID_RIGKONTROL3 | |
93 | }, | |
523f1dce DM |
94 | { |
95 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
96 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
97 | .idProduct = USB_PID_KORECONTROLLER | |
98 | }, | |
7829d0ec DM |
99 | { |
100 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
101 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
102 | .idProduct = USB_PID_KORECONTROLLER2 | |
103 | }, | |
523f1dce DM |
104 | { |
105 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
106 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
107 | .idProduct = USB_PID_AK1 | |
108 | }, | |
109 | { | |
110 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
111 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
112 | .idProduct = USB_PID_AUDIO8DJ | |
113 | }, | |
f3e9d5d1 DM |
114 | { |
115 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
116 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
117 | .idProduct = USB_PID_SESSIONIO | |
118 | }, | |
2165592b DM |
119 | { |
120 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
121 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
122 | .idProduct = USB_PID_GUITARRIGMOBILE | |
123 | }, | |
124 | { | |
125 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
126 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
127 | .idProduct = USB_PID_AUDIO4DJ | |
128 | }, | |
b30c4947 DM |
129 | { |
130 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
131 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
132 | .idProduct = USB_PID_AUDIO2DJ | |
133 | }, | |
6da7a2aa DM |
134 | { |
135 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
136 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
137 | .idProduct = USB_PID_TRAKTORKONTROLX1 | |
138 | }, | |
15c5ab60 DM |
139 | { |
140 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
141 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
142 | .idProduct = USB_PID_TRAKTORKONTROLS4 | |
143 | }, | |
df8d81a3 DM |
144 | { |
145 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
146 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
147 | .idProduct = USB_PID_TRAKTORAUDIO2 | |
148 | }, | |
523f1dce DM |
149 | { /* terminator */ } |
150 | }; | |
151 | ||
152 | static void usb_ep1_command_reply_dispatch (struct urb* urb) | |
153 | { | |
154 | int ret; | |
155 | struct snd_usb_caiaqdev *dev = urb->context; | |
156 | unsigned char *buf = urb->transfer_buffer; | |
157 | ||
158 | if (urb->status || !dev) { | |
159 | log("received EP1 urb->status = %i\n", urb->status); | |
160 | return; | |
161 | } | |
162 | ||
163 | switch(buf[0]) { | |
164 | case EP1_CMD_GET_DEVICE_INFO: | |
165 | memcpy(&dev->spec, buf+1, sizeof(struct caiaq_device_spec)); | |
166 | dev->spec.fw_version = le16_to_cpu(dev->spec.fw_version); | |
167 | debug("device spec (firmware %d): audio: %d in, %d out, " | |
168 | "MIDI: %d in, %d out, data alignment %d\n", | |
169 | dev->spec.fw_version, | |
170 | dev->spec.num_analog_audio_in, | |
171 | dev->spec.num_analog_audio_out, | |
172 | dev->spec.num_midi_in, | |
173 | dev->spec.num_midi_out, | |
174 | dev->spec.data_alignment); | |
175 | ||
176 | dev->spec_received++; | |
177 | wake_up(&dev->ep1_wait_queue); | |
178 | break; | |
179 | case EP1_CMD_AUDIO_PARAMS: | |
180 | dev->audio_parm_answer = buf[1]; | |
181 | wake_up(&dev->ep1_wait_queue); | |
182 | break; | |
183 | case EP1_CMD_MIDI_READ: | |
184 | snd_usb_caiaq_midi_handle_input(dev, buf[1], buf + 3, buf[2]); | |
185 | break; | |
8e3cd08e DM |
186 | case EP1_CMD_READ_IO: |
187 | if (dev->chip.usb_id == | |
188 | USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) { | |
189 | if (urb->actual_length > sizeof(dev->control_state)) | |
190 | urb->actual_length = sizeof(dev->control_state); | |
191 | memcpy(dev->control_state, buf + 1, urb->actual_length); | |
192 | wake_up(&dev->ep1_wait_queue); | |
193 | break; | |
194 | } | |
523f1dce DM |
195 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT |
196 | case EP1_CMD_READ_ERP: | |
197 | case EP1_CMD_READ_ANALOG: | |
523f1dce | 198 | snd_usb_caiaq_input_dispatch(dev, buf, urb->actual_length); |
523f1dce | 199 | #endif |
8e3cd08e | 200 | break; |
523f1dce DM |
201 | } |
202 | ||
203 | dev->ep1_in_urb.actual_length = 0; | |
204 | ret = usb_submit_urb(&dev->ep1_in_urb, GFP_ATOMIC); | |
205 | if (ret < 0) | |
206 | log("unable to submit urb. OOM!?\n"); | |
207 | } | |
208 | ||
8e3cd08e DM |
209 | int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *dev, |
210 | unsigned char command, | |
211 | const unsigned char *buffer, | |
212 | int len) | |
523f1dce DM |
213 | { |
214 | int actual_len; | |
215 | struct usb_device *usb_dev = dev->chip.dev; | |
216 | ||
217 | if (!usb_dev) | |
218 | return -EIO; | |
219 | ||
220 | if (len > EP1_BUFSIZE - 1) | |
221 | len = EP1_BUFSIZE - 1; | |
222 | ||
223 | if (buffer && len > 0) | |
224 | memcpy(dev->ep1_out_buf+1, buffer, len); | |
9318dce5 | 225 | |
523f1dce DM |
226 | dev->ep1_out_buf[0] = command; |
227 | return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1), | |
228 | dev->ep1_out_buf, len+1, &actual_len, 200); | |
229 | } | |
230 | ||
231 | int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev, | |
232 | int rate, int depth, int bpp) | |
233 | { | |
234 | int ret; | |
235 | char tmp[5]; | |
9318dce5 | 236 | |
523f1dce DM |
237 | switch (rate) { |
238 | case 44100: tmp[0] = SAMPLERATE_44100; break; | |
239 | case 48000: tmp[0] = SAMPLERATE_48000; break; | |
240 | case 88200: tmp[0] = SAMPLERATE_88200; break; | |
241 | case 96000: tmp[0] = SAMPLERATE_96000; break; | |
242 | case 192000: tmp[0] = SAMPLERATE_192000; break; | |
243 | default: return -EINVAL; | |
244 | } | |
245 | ||
246 | switch (depth) { | |
247 | case 16: tmp[1] = DEPTH_16; break; | |
248 | case 24: tmp[1] = DEPTH_24; break; | |
249 | default: return -EINVAL; | |
250 | } | |
251 | ||
252 | tmp[2] = bpp & 0xff; | |
253 | tmp[3] = bpp >> 8; | |
254 | tmp[4] = 1; /* packets per microframe */ | |
255 | ||
256 | debug("setting audio params: %d Hz, %d bits, %d bpp\n", | |
257 | rate, depth, bpp); | |
258 | ||
259 | dev->audio_parm_answer = -1; | |
8e3cd08e DM |
260 | ret = snd_usb_caiaq_send_command(dev, EP1_CMD_AUDIO_PARAMS, |
261 | tmp, sizeof(tmp)); | |
523f1dce DM |
262 | |
263 | if (ret) | |
264 | return ret; | |
9318dce5 DM |
265 | |
266 | if (!wait_event_timeout(dev->ep1_wait_queue, | |
523f1dce DM |
267 | dev->audio_parm_answer >= 0, HZ)) |
268 | return -EPIPE; | |
9318dce5 DM |
269 | |
270 | if (dev->audio_parm_answer != 1) | |
523f1dce | 271 | debug("unable to set the device's audio params\n"); |
9311c9b4 DM |
272 | else |
273 | dev->bpp = bpp; | |
523f1dce DM |
274 | |
275 | return dev->audio_parm_answer == 1 ? 0 : -EINVAL; | |
276 | } | |
277 | ||
9318dce5 DM |
278 | int snd_usb_caiaq_set_auto_msg(struct snd_usb_caiaqdev *dev, |
279 | int digital, int analog, int erp) | |
523f1dce DM |
280 | { |
281 | char tmp[3] = { digital, analog, erp }; | |
8e3cd08e DM |
282 | return snd_usb_caiaq_send_command(dev, EP1_CMD_AUTO_MSG, |
283 | tmp, sizeof(tmp)); | |
523f1dce DM |
284 | } |
285 | ||
c598195a | 286 | static void __devinit setup_card(struct snd_usb_caiaqdev *dev) |
523f1dce DM |
287 | { |
288 | int ret; | |
ad1e34b5 | 289 | char val[4]; |
9318dce5 | 290 | |
523f1dce DM |
291 | /* device-specific startup specials */ |
292 | switch (dev->chip.usb_id) { | |
293 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): | |
294 | /* RigKontrol2 - display centered dash ('-') */ | |
295 | val[0] = 0x00; | |
296 | val[1] = 0x00; | |
297 | val[2] = 0x01; | |
8e3cd08e | 298 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 3); |
523f1dce | 299 | break; |
ad1e34b5 DM |
300 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): |
301 | /* RigKontrol2 - display two centered dashes ('--') */ | |
302 | val[0] = 0x00; | |
303 | val[1] = 0x40; | |
304 | val[2] = 0x40; | |
305 | val[3] = 0x00; | |
8e3cd08e | 306 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 4); |
ad1e34b5 | 307 | break; |
523f1dce DM |
308 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): |
309 | /* Audio Kontrol 1 - make USB-LED stop blinking */ | |
310 | val[0] = 0x00; | |
8e3cd08e DM |
311 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 1); |
312 | break; | |
313 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): | |
314 | /* Audio 8 DJ - trigger read of current settings */ | |
315 | dev->control_state[0] = 0xff; | |
316 | snd_usb_caiaq_set_auto_msg(dev, 1, 0, 0); | |
317 | snd_usb_caiaq_send_command(dev, EP1_CMD_READ_IO, NULL, 0); | |
318 | ||
319 | if (!wait_event_timeout(dev->ep1_wait_queue, | |
320 | dev->control_state[0] != 0xff, HZ)) | |
321 | return; | |
322 | ||
323 | /* fix up some defaults */ | |
324 | if ((dev->control_state[1] != 2) || | |
325 | (dev->control_state[2] != 3) || | |
326 | (dev->control_state[4] != 2)) { | |
327 | dev->control_state[1] = 2; | |
328 | dev->control_state[2] = 3; | |
329 | dev->control_state[4] = 2; | |
330 | snd_usb_caiaq_send_command(dev, | |
331 | EP1_CMD_WRITE_IO, dev->control_state, 6); | |
332 | } | |
333 | ||
523f1dce DM |
334 | break; |
335 | } | |
9318dce5 | 336 | |
7829d0ec DM |
337 | if (dev->spec.num_analog_audio_out + |
338 | dev->spec.num_analog_audio_in + | |
339 | dev->spec.num_digital_audio_out + | |
340 | dev->spec.num_digital_audio_in > 0) { | |
341 | ret = snd_usb_caiaq_audio_init(dev); | |
342 | if (ret < 0) | |
343 | log("Unable to set up audio system (ret=%d)\n", ret); | |
344 | } | |
9318dce5 | 345 | |
7829d0ec DM |
346 | if (dev->spec.num_midi_in + |
347 | dev->spec.num_midi_out > 0) { | |
348 | ret = snd_usb_caiaq_midi_init(dev); | |
349 | if (ret < 0) | |
350 | log("Unable to set up MIDI system (ret=%d)\n", ret); | |
351 | } | |
523f1dce DM |
352 | |
353 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT | |
354 | ret = snd_usb_caiaq_input_init(dev); | |
355 | if (ret < 0) | |
356 | log("Unable to set up input system (ret=%d)\n", ret); | |
357 | #endif | |
358 | ||
359 | /* finally, register the card and all its sub-instances */ | |
360 | ret = snd_card_register(dev->chip.card); | |
361 | if (ret < 0) { | |
362 | log("snd_card_register() returned %d\n", ret); | |
363 | snd_card_free(dev->chip.card); | |
364 | } | |
8e3cd08e DM |
365 | |
366 | ret = snd_usb_caiaq_control_init(dev); | |
367 | if (ret < 0) | |
368 | log("Unable to set up control system (ret=%d)\n", ret); | |
523f1dce DM |
369 | } |
370 | ||
563c2bf5 DM |
371 | static int create_card(struct usb_device *usb_dev, |
372 | struct usb_interface *intf, | |
373 | struct snd_card **cardp) | |
523f1dce DM |
374 | { |
375 | int devnum; | |
bd7dd77c | 376 | int err; |
523f1dce DM |
377 | struct snd_card *card; |
378 | struct snd_usb_caiaqdev *dev; | |
379 | ||
380 | for (devnum = 0; devnum < SNDRV_CARDS; devnum++) | |
381 | if (enable[devnum] && !snd_card_used[devnum]) | |
382 | break; | |
383 | ||
384 | if (devnum >= SNDRV_CARDS) | |
51721f70 | 385 | return -ENODEV; |
523f1dce | 386 | |
9318dce5 | 387 | err = snd_card_create(index[devnum], id[devnum], THIS_MODULE, |
bd7dd77c TI |
388 | sizeof(struct snd_usb_caiaqdev), &card); |
389 | if (err < 0) | |
51721f70 | 390 | return err; |
523f1dce DM |
391 | |
392 | dev = caiaqdev(card); | |
393 | dev->chip.dev = usb_dev; | |
394 | dev->chip.card = card; | |
8c5330a5 AV |
395 | dev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor), |
396 | le16_to_cpu(usb_dev->descriptor.idProduct)); | |
523f1dce | 397 | spin_lock_init(&dev->spinlock); |
563c2bf5 | 398 | snd_card_set_dev(card, &intf->dev); |
523f1dce | 399 | |
51721f70 TI |
400 | *cardp = card; |
401 | return 0; | |
523f1dce DM |
402 | } |
403 | ||
c598195a | 404 | static int __devinit init_card(struct snd_usb_caiaqdev *dev) |
523f1dce | 405 | { |
bafeee5b | 406 | char *c, usbpath[32]; |
523f1dce DM |
407 | struct usb_device *usb_dev = dev->chip.dev; |
408 | struct snd_card *card = dev->chip.card; | |
bafeee5b | 409 | int err, len; |
9318dce5 | 410 | |
523f1dce DM |
411 | if (usb_set_interface(usb_dev, 0, 1) != 0) { |
412 | log("can't set alt interface.\n"); | |
413 | return -EIO; | |
414 | } | |
415 | ||
416 | usb_init_urb(&dev->ep1_in_urb); | |
417 | usb_init_urb(&dev->midi_out_urb); | |
418 | ||
9318dce5 | 419 | usb_fill_bulk_urb(&dev->ep1_in_urb, usb_dev, |
523f1dce | 420 | usb_rcvbulkpipe(usb_dev, 0x1), |
9318dce5 | 421 | dev->ep1_in_buf, EP1_BUFSIZE, |
523f1dce DM |
422 | usb_ep1_command_reply_dispatch, dev); |
423 | ||
9318dce5 | 424 | usb_fill_bulk_urb(&dev->midi_out_urb, usb_dev, |
523f1dce | 425 | usb_sndbulkpipe(usb_dev, 0x1), |
9318dce5 | 426 | dev->midi_out_buf, EP1_BUFSIZE, |
523f1dce | 427 | snd_usb_caiaq_midi_output_done, dev); |
9318dce5 | 428 | |
523f1dce DM |
429 | init_waitqueue_head(&dev->ep1_wait_queue); |
430 | init_waitqueue_head(&dev->prepare_wait_queue); | |
9318dce5 | 431 | |
523f1dce DM |
432 | if (usb_submit_urb(&dev->ep1_in_urb, GFP_KERNEL) != 0) |
433 | return -EIO; | |
434 | ||
8e3cd08e | 435 | err = snd_usb_caiaq_send_command(dev, EP1_CMD_GET_DEVICE_INFO, NULL, 0); |
523f1dce DM |
436 | if (err) |
437 | return err; | |
438 | ||
439 | if (!wait_event_timeout(dev->ep1_wait_queue, dev->spec_received, HZ)) | |
440 | return -ENODEV; | |
441 | ||
442 | usb_string(usb_dev, usb_dev->descriptor.iManufacturer, | |
443 | dev->vendor_name, CAIAQ_USB_STR_LEN); | |
9318dce5 | 444 | |
523f1dce DM |
445 | usb_string(usb_dev, usb_dev->descriptor.iProduct, |
446 | dev->product_name, CAIAQ_USB_STR_LEN); | |
9318dce5 | 447 | |
d3873a1b DM |
448 | strlcpy(card->driver, MODNAME, sizeof(card->driver)); |
449 | strlcpy(card->shortname, dev->product_name, sizeof(card->shortname)); | |
955f2d96 | 450 | strlcpy(card->mixername, dev->product_name, sizeof(card->mixername)); |
523f1dce | 451 | |
bafeee5b DM |
452 | /* if the id was not passed as module option, fill it with a shortened |
453 | * version of the product string which does not contain any | |
454 | * whitespaces */ | |
455 | ||
456 | if (*card->id == '\0') { | |
457 | char id[sizeof(card->id)]; | |
458 | ||
459 | memset(id, 0, sizeof(id)); | |
460 | ||
461 | for (c = card->shortname, len = 0; | |
462 | *c && len < sizeof(card->id); c++) | |
463 | if (*c != ' ') | |
464 | id[len++] = *c; | |
465 | ||
466 | snd_card_set_id(card, id); | |
467 | } | |
468 | ||
1a1df6f0 DM |
469 | usb_make_path(usb_dev, usbpath, sizeof(usbpath)); |
470 | snprintf(card->longname, sizeof(card->longname), | |
471 | "%s %s (%s)", | |
472 | dev->vendor_name, dev->product_name, usbpath); | |
523f1dce | 473 | |
523f1dce DM |
474 | setup_card(dev); |
475 | return 0; | |
476 | } | |
477 | ||
9318dce5 | 478 | static int __devinit snd_probe(struct usb_interface *intf, |
523f1dce DM |
479 | const struct usb_device_id *id) |
480 | { | |
481 | int ret; | |
482 | struct snd_card *card; | |
483 | struct usb_device *device = interface_to_usbdev(intf); | |
9318dce5 | 484 | |
563c2bf5 | 485 | ret = create_card(device, intf, &card); |
9318dce5 | 486 | |
51721f70 TI |
487 | if (ret < 0) |
488 | return ret; | |
9318dce5 | 489 | |
f4e9749f | 490 | usb_set_intfdata(intf, card); |
523f1dce DM |
491 | ret = init_card(caiaqdev(card)); |
492 | if (ret < 0) { | |
493 | log("unable to init card! (ret=%d)\n", ret); | |
494 | snd_card_free(card); | |
495 | return ret; | |
496 | } | |
9318dce5 | 497 | |
523f1dce DM |
498 | return 0; |
499 | } | |
500 | ||
501 | static void snd_disconnect(struct usb_interface *intf) | |
502 | { | |
503 | struct snd_usb_caiaqdev *dev; | |
f4e9749f | 504 | struct snd_card *card = usb_get_intfdata(intf); |
523f1dce | 505 | |
8d048841 | 506 | debug("%s(%p)\n", __func__, intf); |
523f1dce DM |
507 | |
508 | if (!card) | |
509 | return; | |
510 | ||
511 | dev = caiaqdev(card); | |
512 | snd_card_disconnect(card); | |
513 | ||
514 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT | |
515 | snd_usb_caiaq_input_free(dev); | |
516 | #endif | |
517 | snd_usb_caiaq_audio_free(dev); | |
9318dce5 | 518 | |
523f1dce DM |
519 | usb_kill_urb(&dev->ep1_in_urb); |
520 | usb_kill_urb(&dev->midi_out_urb); | |
9318dce5 | 521 | |
523f1dce DM |
522 | snd_card_free(card); |
523 | usb_reset_device(interface_to_usbdev(intf)); | |
524 | } | |
525 | ||
526 | ||
527 | MODULE_DEVICE_TABLE(usb, snd_usb_id_table); | |
528 | static struct usb_driver snd_usb_driver = { | |
529 | .name = MODNAME, | |
530 | .probe = snd_probe, | |
531 | .disconnect = snd_disconnect, | |
532 | .id_table = snd_usb_id_table, | |
533 | }; | |
534 | ||
535 | static int __init snd_module_init(void) | |
536 | { | |
537 | return usb_register(&snd_usb_driver); | |
538 | } | |
539 | ||
540 | static void __exit snd_module_exit(void) | |
541 | { | |
542 | usb_deregister(&snd_usb_driver); | |
543 | } | |
544 | ||
545 | module_init(snd_module_init) | |
546 | module_exit(snd_module_exit) | |
547 |