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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 | 22 | #include <linux/moduleparam.h> |
f1f6b8f6 | 23 | #include <linux/device.h> |
523f1dce | 24 | #include <linux/interrupt.h> |
e431cf45 DM |
25 | #include <linux/module.h> |
26 | #include <linux/init.h> | |
5a0e3ad6 | 27 | #include <linux/gfp.h> |
523f1dce | 28 | #include <linux/usb.h> |
523f1dce | 29 | #include <sound/initval.h> |
e431cf45 | 30 | #include <sound/core.h> |
523f1dce | 31 | #include <sound/pcm.h> |
523f1dce | 32 | |
936e7d03 DM |
33 | #include "device.h" |
34 | #include "audio.h" | |
35 | #include "midi.h" | |
36 | #include "control.h" | |
37 | #include "input.h" | |
523f1dce DM |
38 | |
39 | MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); | |
6008fd5a | 40 | MODULE_DESCRIPTION("caiaq USB audio"); |
523f1dce | 41 | MODULE_LICENSE("GPL"); |
0af49ffe AO |
42 | MODULE_SUPPORTED_DEVICE("{{Native Instruments,RigKontrol2}," |
43 | "{Native Instruments,RigKontrol3}," | |
44 | "{Native Instruments,Kore Controller}," | |
45 | "{Native Instruments,Kore Controller 2}," | |
46 | "{Native Instruments,Audio Kontrol 1}," | |
47 | "{Native Instruments,Audio 2 DJ}," | |
48 | "{Native Instruments,Audio 4 DJ}," | |
49 | "{Native Instruments,Audio 8 DJ}," | |
50 | "{Native Instruments,Traktor Audio 2}," | |
51 | "{Native Instruments,Session I/O}," | |
52 | "{Native Instruments,GuitarRig mobile}," | |
53 | "{Native Instruments,Traktor Kontrol X1}," | |
54 | "{Native Instruments,Traktor Kontrol S4}," | |
55 | "{Native Instruments,Maschine Controller}}"); | |
523f1dce DM |
56 | |
57 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-max */ | |
58 | static char* id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* Id for this card */ | |
a67ff6a5 | 59 | static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ |
523f1dce DM |
60 | |
61 | module_param_array(index, int, NULL, 0444); | |
62 | MODULE_PARM_DESC(index, "Index value for the caiaq sound device"); | |
63 | module_param_array(id, charp, NULL, 0444); | |
64 | MODULE_PARM_DESC(id, "ID string for the caiaq soundcard."); | |
65 | module_param_array(enable, bool, NULL, 0444); | |
66 | MODULE_PARM_DESC(enable, "Enable the caiaq soundcard."); | |
67 | ||
68 | enum { | |
69 | SAMPLERATE_44100 = 0, | |
70 | SAMPLERATE_48000 = 1, | |
71 | SAMPLERATE_96000 = 2, | |
72 | SAMPLERATE_192000 = 3, | |
73 | SAMPLERATE_88200 = 4, | |
74 | SAMPLERATE_INVALID = 0xff | |
75 | }; | |
76 | ||
77 | enum { | |
78 | DEPTH_NONE = 0, | |
79 | DEPTH_16 = 1, | |
80 | DEPTH_24 = 2, | |
81 | DEPTH_32 = 3 | |
82 | }; | |
83 | ||
57ee11ea | 84 | static const struct usb_device_id snd_usb_id_table[] = { |
523f1dce DM |
85 | { |
86 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
87 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
9318dce5 | 88 | .idProduct = USB_PID_RIGKONTROL2 |
523f1dce | 89 | }, |
ad1e34b5 DM |
90 | { |
91 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
92 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
93 | .idProduct = USB_PID_RIGKONTROL3 | |
94 | }, | |
523f1dce DM |
95 | { |
96 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
97 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
98 | .idProduct = USB_PID_KORECONTROLLER | |
99 | }, | |
7829d0ec DM |
100 | { |
101 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
102 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
103 | .idProduct = USB_PID_KORECONTROLLER2 | |
104 | }, | |
523f1dce DM |
105 | { |
106 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
107 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
108 | .idProduct = USB_PID_AK1 | |
109 | }, | |
110 | { | |
111 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
112 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
113 | .idProduct = USB_PID_AUDIO8DJ | |
114 | }, | |
f3e9d5d1 DM |
115 | { |
116 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
117 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
118 | .idProduct = USB_PID_SESSIONIO | |
119 | }, | |
2165592b DM |
120 | { |
121 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
122 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
123 | .idProduct = USB_PID_GUITARRIGMOBILE | |
124 | }, | |
125 | { | |
126 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
127 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
128 | .idProduct = USB_PID_AUDIO4DJ | |
129 | }, | |
b30c4947 DM |
130 | { |
131 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
132 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
133 | .idProduct = USB_PID_AUDIO2DJ | |
134 | }, | |
6da7a2aa DM |
135 | { |
136 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
137 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
138 | .idProduct = USB_PID_TRAKTORKONTROLX1 | |
139 | }, | |
15c5ab60 DM |
140 | { |
141 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
142 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
143 | .idProduct = USB_PID_TRAKTORKONTROLS4 | |
144 | }, | |
df8d81a3 DM |
145 | { |
146 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
147 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
148 | .idProduct = USB_PID_TRAKTORAUDIO2 | |
149 | }, | |
e653510a WL |
150 | { |
151 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, | |
152 | .idVendor = USB_VID_NATIVEINSTRUMENTS, | |
153 | .idProduct = USB_PID_MASCHINECONTROLLER | |
154 | }, | |
523f1dce DM |
155 | { /* terminator */ } |
156 | }; | |
157 | ||
158 | static void usb_ep1_command_reply_dispatch (struct urb* urb) | |
159 | { | |
160 | int ret; | |
2dad9402 | 161 | struct device *dev = &urb->dev->dev; |
1c8470ce | 162 | struct snd_usb_caiaqdev *cdev = urb->context; |
523f1dce DM |
163 | unsigned char *buf = urb->transfer_buffer; |
164 | ||
1c8470ce | 165 | if (urb->status || !cdev) { |
f1f6b8f6 | 166 | dev_warn(dev, "received EP1 urb->status = %i\n", urb->status); |
523f1dce DM |
167 | return; |
168 | } | |
169 | ||
170 | switch(buf[0]) { | |
171 | case EP1_CMD_GET_DEVICE_INFO: | |
1c8470ce DM |
172 | memcpy(&cdev->spec, buf+1, sizeof(struct caiaq_device_spec)); |
173 | cdev->spec.fw_version = le16_to_cpu(cdev->spec.fw_version); | |
f1f6b8f6 | 174 | dev_dbg(dev, "device spec (firmware %d): audio: %d in, %d out, " |
523f1dce | 175 | "MIDI: %d in, %d out, data alignment %d\n", |
1c8470ce DM |
176 | cdev->spec.fw_version, |
177 | cdev->spec.num_analog_audio_in, | |
178 | cdev->spec.num_analog_audio_out, | |
179 | cdev->spec.num_midi_in, | |
180 | cdev->spec.num_midi_out, | |
181 | cdev->spec.data_alignment); | |
182 | ||
183 | cdev->spec_received++; | |
184 | wake_up(&cdev->ep1_wait_queue); | |
523f1dce DM |
185 | break; |
186 | case EP1_CMD_AUDIO_PARAMS: | |
1c8470ce DM |
187 | cdev->audio_parm_answer = buf[1]; |
188 | wake_up(&cdev->ep1_wait_queue); | |
523f1dce DM |
189 | break; |
190 | case EP1_CMD_MIDI_READ: | |
1c8470ce | 191 | snd_usb_caiaq_midi_handle_input(cdev, buf[1], buf + 3, buf[2]); |
523f1dce | 192 | break; |
8e3cd08e | 193 | case EP1_CMD_READ_IO: |
1c8470ce | 194 | if (cdev->chip.usb_id == |
8e3cd08e | 195 | USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) { |
1c8470ce DM |
196 | if (urb->actual_length > sizeof(cdev->control_state)) |
197 | urb->actual_length = sizeof(cdev->control_state); | |
198 | memcpy(cdev->control_state, buf + 1, urb->actual_length); | |
199 | wake_up(&cdev->ep1_wait_queue); | |
8e3cd08e DM |
200 | break; |
201 | } | |
523f1dce DM |
202 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT |
203 | case EP1_CMD_READ_ERP: | |
204 | case EP1_CMD_READ_ANALOG: | |
1c8470ce | 205 | snd_usb_caiaq_input_dispatch(cdev, buf, urb->actual_length); |
523f1dce | 206 | #endif |
8e3cd08e | 207 | break; |
523f1dce DM |
208 | } |
209 | ||
1c8470ce DM |
210 | cdev->ep1_in_urb.actual_length = 0; |
211 | ret = usb_submit_urb(&cdev->ep1_in_urb, GFP_ATOMIC); | |
523f1dce | 212 | if (ret < 0) |
f1f6b8f6 | 213 | dev_err(dev, "unable to submit urb. OOM!?\n"); |
523f1dce DM |
214 | } |
215 | ||
1c8470ce | 216 | int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *cdev, |
8e3cd08e DM |
217 | unsigned char command, |
218 | const unsigned char *buffer, | |
219 | int len) | |
523f1dce DM |
220 | { |
221 | int actual_len; | |
1c8470ce | 222 | struct usb_device *usb_dev = cdev->chip.dev; |
523f1dce DM |
223 | |
224 | if (!usb_dev) | |
225 | return -EIO; | |
226 | ||
227 | if (len > EP1_BUFSIZE - 1) | |
228 | len = EP1_BUFSIZE - 1; | |
229 | ||
230 | if (buffer && len > 0) | |
1c8470ce | 231 | memcpy(cdev->ep1_out_buf+1, buffer, len); |
9318dce5 | 232 | |
1c8470ce | 233 | cdev->ep1_out_buf[0] = command; |
523f1dce | 234 | return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1), |
1c8470ce | 235 | cdev->ep1_out_buf, len+1, &actual_len, 200); |
523f1dce DM |
236 | } |
237 | ||
d2724de1 HG |
238 | int snd_usb_caiaq_send_command_bank(struct snd_usb_caiaqdev *cdev, |
239 | unsigned char command, | |
240 | unsigned char bank, | |
241 | const unsigned char *buffer, | |
242 | int len) | |
243 | { | |
244 | int actual_len; | |
245 | struct usb_device *usb_dev = cdev->chip.dev; | |
246 | ||
247 | if (!usb_dev) | |
248 | return -EIO; | |
249 | ||
250 | if (len > EP1_BUFSIZE - 2) | |
251 | len = EP1_BUFSIZE - 2; | |
252 | ||
253 | if (buffer && len > 0) | |
254 | memcpy(cdev->ep1_out_buf+2, buffer, len); | |
255 | ||
256 | cdev->ep1_out_buf[0] = command; | |
257 | cdev->ep1_out_buf[1] = bank; | |
258 | ||
259 | return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1), | |
260 | cdev->ep1_out_buf, len+2, &actual_len, 200); | |
261 | } | |
262 | ||
1c8470ce | 263 | int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *cdev, |
523f1dce DM |
264 | int rate, int depth, int bpp) |
265 | { | |
266 | int ret; | |
267 | char tmp[5]; | |
f1f6b8f6 | 268 | struct device *dev = caiaqdev_to_dev(cdev); |
9318dce5 | 269 | |
523f1dce DM |
270 | switch (rate) { |
271 | case 44100: tmp[0] = SAMPLERATE_44100; break; | |
272 | case 48000: tmp[0] = SAMPLERATE_48000; break; | |
273 | case 88200: tmp[0] = SAMPLERATE_88200; break; | |
274 | case 96000: tmp[0] = SAMPLERATE_96000; break; | |
275 | case 192000: tmp[0] = SAMPLERATE_192000; break; | |
276 | default: return -EINVAL; | |
277 | } | |
278 | ||
279 | switch (depth) { | |
280 | case 16: tmp[1] = DEPTH_16; break; | |
281 | case 24: tmp[1] = DEPTH_24; break; | |
282 | default: return -EINVAL; | |
283 | } | |
284 | ||
285 | tmp[2] = bpp & 0xff; | |
286 | tmp[3] = bpp >> 8; | |
287 | tmp[4] = 1; /* packets per microframe */ | |
288 | ||
f1f6b8f6 | 289 | dev_dbg(dev, "setting audio params: %d Hz, %d bits, %d bpp\n", |
523f1dce DM |
290 | rate, depth, bpp); |
291 | ||
1c8470ce DM |
292 | cdev->audio_parm_answer = -1; |
293 | ret = snd_usb_caiaq_send_command(cdev, EP1_CMD_AUDIO_PARAMS, | |
8e3cd08e | 294 | tmp, sizeof(tmp)); |
523f1dce DM |
295 | |
296 | if (ret) | |
297 | return ret; | |
9318dce5 | 298 | |
1c8470ce DM |
299 | if (!wait_event_timeout(cdev->ep1_wait_queue, |
300 | cdev->audio_parm_answer >= 0, HZ)) | |
523f1dce | 301 | return -EPIPE; |
9318dce5 | 302 | |
1c8470ce | 303 | if (cdev->audio_parm_answer != 1) |
f1f6b8f6 | 304 | dev_dbg(dev, "unable to set the device's audio params\n"); |
9311c9b4 | 305 | else |
1c8470ce | 306 | cdev->bpp = bpp; |
523f1dce | 307 | |
1c8470ce | 308 | return cdev->audio_parm_answer == 1 ? 0 : -EINVAL; |
523f1dce DM |
309 | } |
310 | ||
1c8470ce | 311 | int snd_usb_caiaq_set_auto_msg(struct snd_usb_caiaqdev *cdev, |
9318dce5 | 312 | int digital, int analog, int erp) |
523f1dce DM |
313 | { |
314 | char tmp[3] = { digital, analog, erp }; | |
1c8470ce | 315 | return snd_usb_caiaq_send_command(cdev, EP1_CMD_AUTO_MSG, |
8e3cd08e | 316 | tmp, sizeof(tmp)); |
523f1dce DM |
317 | } |
318 | ||
1c8470ce | 319 | static void setup_card(struct snd_usb_caiaqdev *cdev) |
523f1dce DM |
320 | { |
321 | int ret; | |
ad1e34b5 | 322 | char val[4]; |
f1f6b8f6 | 323 | struct device *dev = caiaqdev_to_dev(cdev); |
9318dce5 | 324 | |
523f1dce | 325 | /* device-specific startup specials */ |
1c8470ce | 326 | switch (cdev->chip.usb_id) { |
523f1dce DM |
327 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): |
328 | /* RigKontrol2 - display centered dash ('-') */ | |
329 | val[0] = 0x00; | |
330 | val[1] = 0x00; | |
331 | val[2] = 0x01; | |
1c8470ce | 332 | snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 3); |
523f1dce | 333 | break; |
ad1e34b5 DM |
334 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): |
335 | /* RigKontrol2 - display two centered dashes ('--') */ | |
336 | val[0] = 0x00; | |
337 | val[1] = 0x40; | |
338 | val[2] = 0x40; | |
339 | val[3] = 0x00; | |
1c8470ce | 340 | snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 4); |
ad1e34b5 | 341 | break; |
523f1dce DM |
342 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): |
343 | /* Audio Kontrol 1 - make USB-LED stop blinking */ | |
344 | val[0] = 0x00; | |
1c8470ce | 345 | snd_usb_caiaq_send_command(cdev, EP1_CMD_WRITE_IO, val, 1); |
8e3cd08e DM |
346 | break; |
347 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): | |
348 | /* Audio 8 DJ - trigger read of current settings */ | |
1c8470ce DM |
349 | cdev->control_state[0] = 0xff; |
350 | snd_usb_caiaq_set_auto_msg(cdev, 1, 0, 0); | |
351 | snd_usb_caiaq_send_command(cdev, EP1_CMD_READ_IO, NULL, 0); | |
8e3cd08e | 352 | |
1c8470ce DM |
353 | if (!wait_event_timeout(cdev->ep1_wait_queue, |
354 | cdev->control_state[0] != 0xff, HZ)) | |
8e3cd08e DM |
355 | return; |
356 | ||
357 | /* fix up some defaults */ | |
1c8470ce DM |
358 | if ((cdev->control_state[1] != 2) || |
359 | (cdev->control_state[2] != 3) || | |
360 | (cdev->control_state[4] != 2)) { | |
361 | cdev->control_state[1] = 2; | |
362 | cdev->control_state[2] = 3; | |
363 | cdev->control_state[4] = 2; | |
364 | snd_usb_caiaq_send_command(cdev, | |
365 | EP1_CMD_WRITE_IO, cdev->control_state, 6); | |
8e3cd08e DM |
366 | } |
367 | ||
523f1dce DM |
368 | break; |
369 | } | |
9318dce5 | 370 | |
1c8470ce DM |
371 | if (cdev->spec.num_analog_audio_out + |
372 | cdev->spec.num_analog_audio_in + | |
373 | cdev->spec.num_digital_audio_out + | |
374 | cdev->spec.num_digital_audio_in > 0) { | |
375 | ret = snd_usb_caiaq_audio_init(cdev); | |
7829d0ec | 376 | if (ret < 0) |
f1f6b8f6 | 377 | dev_err(dev, "Unable to set up audio system (ret=%d)\n", ret); |
7829d0ec | 378 | } |
9318dce5 | 379 | |
1c8470ce DM |
380 | if (cdev->spec.num_midi_in + |
381 | cdev->spec.num_midi_out > 0) { | |
382 | ret = snd_usb_caiaq_midi_init(cdev); | |
7829d0ec | 383 | if (ret < 0) |
f1f6b8f6 | 384 | dev_err(dev, "Unable to set up MIDI system (ret=%d)\n", ret); |
7829d0ec | 385 | } |
523f1dce DM |
386 | |
387 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT | |
1c8470ce | 388 | ret = snd_usb_caiaq_input_init(cdev); |
523f1dce | 389 | if (ret < 0) |
f1f6b8f6 | 390 | dev_err(dev, "Unable to set up input system (ret=%d)\n", ret); |
523f1dce DM |
391 | #endif |
392 | ||
393 | /* finally, register the card and all its sub-instances */ | |
1c8470ce | 394 | ret = snd_card_register(cdev->chip.card); |
523f1dce | 395 | if (ret < 0) { |
f1f6b8f6 | 396 | dev_err(dev, "snd_card_register() returned %d\n", ret); |
1c8470ce | 397 | snd_card_free(cdev->chip.card); |
523f1dce | 398 | } |
8e3cd08e | 399 | |
1c8470ce | 400 | ret = snd_usb_caiaq_control_init(cdev); |
8e3cd08e | 401 | if (ret < 0) |
f1f6b8f6 | 402 | dev_err(dev, "Unable to set up control system (ret=%d)\n", ret); |
523f1dce DM |
403 | } |
404 | ||
563c2bf5 DM |
405 | static int create_card(struct usb_device *usb_dev, |
406 | struct usb_interface *intf, | |
407 | struct snd_card **cardp) | |
523f1dce DM |
408 | { |
409 | int devnum; | |
bd7dd77c | 410 | int err; |
523f1dce | 411 | struct snd_card *card; |
1c8470ce | 412 | struct snd_usb_caiaqdev *cdev; |
523f1dce DM |
413 | |
414 | for (devnum = 0; devnum < SNDRV_CARDS; devnum++) | |
3dd446a7 | 415 | if (enable[devnum]) |
523f1dce DM |
416 | break; |
417 | ||
418 | if (devnum >= SNDRV_CARDS) | |
51721f70 | 419 | return -ENODEV; |
523f1dce | 420 | |
874b8d42 TI |
421 | err = snd_card_new(&intf->dev, |
422 | index[devnum], id[devnum], THIS_MODULE, | |
423 | sizeof(struct snd_usb_caiaqdev), &card); | |
bd7dd77c | 424 | if (err < 0) |
51721f70 | 425 | return err; |
523f1dce | 426 | |
1c8470ce DM |
427 | cdev = caiaqdev(card); |
428 | cdev->chip.dev = usb_dev; | |
429 | cdev->chip.card = card; | |
430 | cdev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor), | |
8c5330a5 | 431 | le16_to_cpu(usb_dev->descriptor.idProduct)); |
1c8470ce | 432 | spin_lock_init(&cdev->spinlock); |
523f1dce | 433 | |
51721f70 TI |
434 | *cardp = card; |
435 | return 0; | |
523f1dce DM |
436 | } |
437 | ||
1c8470ce | 438 | static int init_card(struct snd_usb_caiaqdev *cdev) |
523f1dce | 439 | { |
bafeee5b | 440 | char *c, usbpath[32]; |
1c8470ce DM |
441 | struct usb_device *usb_dev = cdev->chip.dev; |
442 | struct snd_card *card = cdev->chip.card; | |
f1f6b8f6 | 443 | struct device *dev = caiaqdev_to_dev(cdev); |
bafeee5b | 444 | int err, len; |
9318dce5 | 445 | |
523f1dce | 446 | if (usb_set_interface(usb_dev, 0, 1) != 0) { |
f1f6b8f6 | 447 | dev_err(dev, "can't set alt interface.\n"); |
523f1dce DM |
448 | return -EIO; |
449 | } | |
450 | ||
1c8470ce DM |
451 | usb_init_urb(&cdev->ep1_in_urb); |
452 | usb_init_urb(&cdev->midi_out_urb); | |
523f1dce | 453 | |
1c8470ce | 454 | usb_fill_bulk_urb(&cdev->ep1_in_urb, usb_dev, |
523f1dce | 455 | usb_rcvbulkpipe(usb_dev, 0x1), |
1c8470ce DM |
456 | cdev->ep1_in_buf, EP1_BUFSIZE, |
457 | usb_ep1_command_reply_dispatch, cdev); | |
523f1dce | 458 | |
1c8470ce | 459 | usb_fill_bulk_urb(&cdev->midi_out_urb, usb_dev, |
523f1dce | 460 | usb_sndbulkpipe(usb_dev, 0x1), |
1c8470ce DM |
461 | cdev->midi_out_buf, EP1_BUFSIZE, |
462 | snd_usb_caiaq_midi_output_done, cdev); | |
9318dce5 | 463 | |
1c8470ce DM |
464 | init_waitqueue_head(&cdev->ep1_wait_queue); |
465 | init_waitqueue_head(&cdev->prepare_wait_queue); | |
9318dce5 | 466 | |
1c8470ce | 467 | if (usb_submit_urb(&cdev->ep1_in_urb, GFP_KERNEL) != 0) |
523f1dce DM |
468 | return -EIO; |
469 | ||
1c8470ce | 470 | err = snd_usb_caiaq_send_command(cdev, EP1_CMD_GET_DEVICE_INFO, NULL, 0); |
523f1dce | 471 | if (err) |
99fee508 | 472 | goto err_kill_urb; |
523f1dce | 473 | |
99fee508 TI |
474 | if (!wait_event_timeout(cdev->ep1_wait_queue, cdev->spec_received, HZ)) { |
475 | err = -ENODEV; | |
476 | goto err_kill_urb; | |
477 | } | |
523f1dce DM |
478 | |
479 | usb_string(usb_dev, usb_dev->descriptor.iManufacturer, | |
1c8470ce | 480 | cdev->vendor_name, CAIAQ_USB_STR_LEN); |
9318dce5 | 481 | |
523f1dce | 482 | usb_string(usb_dev, usb_dev->descriptor.iProduct, |
1c8470ce | 483 | cdev->product_name, CAIAQ_USB_STR_LEN); |
9318dce5 | 484 | |
d3873a1b | 485 | strlcpy(card->driver, MODNAME, sizeof(card->driver)); |
1c8470ce DM |
486 | strlcpy(card->shortname, cdev->product_name, sizeof(card->shortname)); |
487 | strlcpy(card->mixername, cdev->product_name, sizeof(card->mixername)); | |
523f1dce | 488 | |
bafeee5b DM |
489 | /* if the id was not passed as module option, fill it with a shortened |
490 | * version of the product string which does not contain any | |
491 | * whitespaces */ | |
492 | ||
493 | if (*card->id == '\0') { | |
494 | char id[sizeof(card->id)]; | |
495 | ||
496 | memset(id, 0, sizeof(id)); | |
497 | ||
498 | for (c = card->shortname, len = 0; | |
499 | *c && len < sizeof(card->id); c++) | |
500 | if (*c != ' ') | |
501 | id[len++] = *c; | |
502 | ||
503 | snd_card_set_id(card, id); | |
504 | } | |
505 | ||
1a1df6f0 | 506 | usb_make_path(usb_dev, usbpath, sizeof(usbpath)); |
f1f6b8f6 | 507 | snprintf(card->longname, sizeof(card->longname), "%s %s (%s)", |
1c8470ce | 508 | cdev->vendor_name, cdev->product_name, usbpath); |
523f1dce | 509 | |
1c8470ce | 510 | setup_card(cdev); |
523f1dce | 511 | return 0; |
99fee508 TI |
512 | |
513 | err_kill_urb: | |
514 | usb_kill_urb(&cdev->ep1_in_urb); | |
515 | return err; | |
523f1dce DM |
516 | } |
517 | ||
14c56706 | 518 | static int snd_probe(struct usb_interface *intf, |
523f1dce DM |
519 | const struct usb_device_id *id) |
520 | { | |
521 | int ret; | |
da185443 | 522 | struct snd_card *card = NULL; |
1c8470ce | 523 | struct usb_device *usb_dev = interface_to_usbdev(intf); |
9318dce5 | 524 | |
1c8470ce | 525 | ret = create_card(usb_dev, intf, &card); |
9318dce5 | 526 | |
51721f70 TI |
527 | if (ret < 0) |
528 | return ret; | |
9318dce5 | 529 | |
f4e9749f | 530 | usb_set_intfdata(intf, card); |
523f1dce DM |
531 | ret = init_card(caiaqdev(card)); |
532 | if (ret < 0) { | |
f1f6b8f6 | 533 | dev_err(&usb_dev->dev, "unable to init card! (ret=%d)\n", ret); |
523f1dce DM |
534 | snd_card_free(card); |
535 | return ret; | |
536 | } | |
9318dce5 | 537 | |
523f1dce DM |
538 | return 0; |
539 | } | |
540 | ||
541 | static void snd_disconnect(struct usb_interface *intf) | |
542 | { | |
f4e9749f | 543 | struct snd_card *card = usb_get_intfdata(intf); |
2dad9402 DM |
544 | struct device *dev = intf->usb_dev; |
545 | struct snd_usb_caiaqdev *cdev; | |
523f1dce DM |
546 | |
547 | if (!card) | |
548 | return; | |
549 | ||
2dad9402 | 550 | cdev = caiaqdev(card); |
f1f6b8f6 DM |
551 | dev_dbg(dev, "%s(%p)\n", __func__, intf); |
552 | ||
523f1dce DM |
553 | snd_card_disconnect(card); |
554 | ||
555 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT | |
1c8470ce | 556 | snd_usb_caiaq_input_free(cdev); |
523f1dce | 557 | #endif |
1c8470ce | 558 | snd_usb_caiaq_audio_free(cdev); |
9318dce5 | 559 | |
1c8470ce DM |
560 | usb_kill_urb(&cdev->ep1_in_urb); |
561 | usb_kill_urb(&cdev->midi_out_urb); | |
9318dce5 | 562 | |
523f1dce DM |
563 | snd_card_free(card); |
564 | usb_reset_device(interface_to_usbdev(intf)); | |
565 | } | |
566 | ||
567 | ||
568 | MODULE_DEVICE_TABLE(usb, snd_usb_id_table); | |
569 | static struct usb_driver snd_usb_driver = { | |
570 | .name = MODNAME, | |
571 | .probe = snd_probe, | |
572 | .disconnect = snd_disconnect, | |
573 | .id_table = snd_usb_id_table, | |
574 | }; | |
575 | ||
424f0750 | 576 | module_usb_driver(snd_usb_driver); |