Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 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 | |
| 22 | #include <linux/init.h> |
| 23 | #include <linux/module.h> |
| 24 | #include <linux/moduleparam.h> |
| 25 | #include <linux/interrupt.h> |
| 26 | #include <linux/usb.h> |
| 27 | #include <linux/input.h> |
| 28 | #include <linux/spinlock.h> |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 29 | #include <sound/core.h> |
| 30 | #include <sound/initval.h> |
| 31 | #include <sound/pcm.h> |
| 32 | #include <sound/rawmidi.h> |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 33 | #include <sound/control.h> |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 34 | |
| 35 | #include "caiaq-device.h" |
| 36 | #include "caiaq-audio.h" |
| 37 | #include "caiaq-midi.h" |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 38 | #include "caiaq-control.h" |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 39 | |
| 40 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT |
| 41 | #include "caiaq-input.h" |
| 42 | #endif |
| 43 | |
| 44 | MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); |
Mark Hills | 238c027 | 2009-02-04 22:34:34 +0000 | [diff] [blame^] | 45 | MODULE_DESCRIPTION("caiaq USB audio, version 1.3.12"); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 46 | MODULE_LICENSE("GPL"); |
| 47 | MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2}," |
Daniel Mack | ad1e34b | 2007-09-17 14:45:14 +0200 | [diff] [blame] | 48 | "{Native Instruments, RigKontrol3}," |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 49 | "{Native Instruments, Kore Controller}," |
Daniel Mack | 7829d0e | 2007-11-26 09:00:56 +0100 | [diff] [blame] | 50 | "{Native Instruments, Kore Controller 2}," |
Daniel Mack | f3e9d5d | 2008-05-08 15:42:15 +0200 | [diff] [blame] | 51 | "{Native Instruments, Audio Kontrol 1}," |
Daniel Mack | 2165592 | 2009-01-16 11:03:19 +0100 | [diff] [blame] | 52 | "{Native Instruments, Audio 4 DJ}," |
Daniel Mack | f3e9d5d | 2008-05-08 15:42:15 +0200 | [diff] [blame] | 53 | "{Native Instruments, Audio 8 DJ}," |
Daniel Mack | 2165592 | 2009-01-16 11:03:19 +0100 | [diff] [blame] | 54 | "{Native Instruments, Session I/O}," |
| 55 | "{Native Instruments, GuitarRig mobile}"); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 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 */ |
| 59 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ |
| 60 | static int snd_card_used[SNDRV_CARDS]; |
| 61 | |
| 62 | module_param_array(index, int, NULL, 0444); |
| 63 | MODULE_PARM_DESC(index, "Index value for the caiaq sound device"); |
| 64 | module_param_array(id, charp, NULL, 0444); |
| 65 | MODULE_PARM_DESC(id, "ID string for the caiaq soundcard."); |
| 66 | module_param_array(enable, bool, NULL, 0444); |
| 67 | MODULE_PARM_DESC(enable, "Enable the caiaq soundcard."); |
| 68 | |
| 69 | enum { |
| 70 | SAMPLERATE_44100 = 0, |
| 71 | SAMPLERATE_48000 = 1, |
| 72 | SAMPLERATE_96000 = 2, |
| 73 | SAMPLERATE_192000 = 3, |
| 74 | SAMPLERATE_88200 = 4, |
| 75 | SAMPLERATE_INVALID = 0xff |
| 76 | }; |
| 77 | |
| 78 | enum { |
| 79 | DEPTH_NONE = 0, |
| 80 | DEPTH_16 = 1, |
| 81 | DEPTH_24 = 2, |
| 82 | DEPTH_32 = 3 |
| 83 | }; |
| 84 | |
| 85 | static struct usb_device_id snd_usb_id_table[] = { |
| 86 | { |
| 87 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 88 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
| 89 | .idProduct = USB_PID_RIGKONTROL2 |
| 90 | }, |
| 91 | { |
| 92 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 93 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
Daniel Mack | ad1e34b | 2007-09-17 14:45:14 +0200 | [diff] [blame] | 94 | .idProduct = USB_PID_RIGKONTROL3 |
| 95 | }, |
| 96 | { |
| 97 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 98 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 99 | .idProduct = USB_PID_KORECONTROLLER |
| 100 | }, |
| 101 | { |
Daniel Mack | 7829d0e | 2007-11-26 09:00:56 +0100 | [diff] [blame] | 102 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 103 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
| 104 | .idProduct = USB_PID_KORECONTROLLER2 |
| 105 | }, |
| 106 | { |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 107 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 108 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
| 109 | .idProduct = USB_PID_AK1 |
| 110 | }, |
| 111 | { |
| 112 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 113 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
| 114 | .idProduct = USB_PID_AUDIO8DJ |
| 115 | }, |
Daniel Mack | f3e9d5d | 2008-05-08 15:42:15 +0200 | [diff] [blame] | 116 | { |
| 117 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 118 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
| 119 | .idProduct = USB_PID_SESSIONIO |
| 120 | }, |
Daniel Mack | 2165592 | 2009-01-16 11:03:19 +0100 | [diff] [blame] | 121 | { |
| 122 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 123 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
| 124 | .idProduct = USB_PID_GUITARRIGMOBILE |
| 125 | }, |
| 126 | { |
| 127 | .match_flags = USB_DEVICE_ID_MATCH_DEVICE, |
| 128 | .idVendor = USB_VID_NATIVEINSTRUMENTS, |
| 129 | .idProduct = USB_PID_AUDIO4DJ |
| 130 | }, |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 131 | { /* terminator */ } |
| 132 | }; |
| 133 | |
| 134 | static void usb_ep1_command_reply_dispatch (struct urb* urb) |
| 135 | { |
| 136 | int ret; |
| 137 | struct snd_usb_caiaqdev *dev = urb->context; |
| 138 | unsigned char *buf = urb->transfer_buffer; |
| 139 | |
| 140 | if (urb->status || !dev) { |
| 141 | log("received EP1 urb->status = %i\n", urb->status); |
| 142 | return; |
| 143 | } |
| 144 | |
| 145 | switch(buf[0]) { |
| 146 | case EP1_CMD_GET_DEVICE_INFO: |
| 147 | memcpy(&dev->spec, buf+1, sizeof(struct caiaq_device_spec)); |
| 148 | dev->spec.fw_version = le16_to_cpu(dev->spec.fw_version); |
| 149 | debug("device spec (firmware %d): audio: %d in, %d out, " |
| 150 | "MIDI: %d in, %d out, data alignment %d\n", |
| 151 | dev->spec.fw_version, |
| 152 | dev->spec.num_analog_audio_in, |
| 153 | dev->spec.num_analog_audio_out, |
| 154 | dev->spec.num_midi_in, |
| 155 | dev->spec.num_midi_out, |
| 156 | dev->spec.data_alignment); |
| 157 | |
| 158 | dev->spec_received++; |
| 159 | wake_up(&dev->ep1_wait_queue); |
| 160 | break; |
| 161 | case EP1_CMD_AUDIO_PARAMS: |
| 162 | dev->audio_parm_answer = buf[1]; |
| 163 | wake_up(&dev->ep1_wait_queue); |
| 164 | break; |
| 165 | case EP1_CMD_MIDI_READ: |
| 166 | snd_usb_caiaq_midi_handle_input(dev, buf[1], buf + 3, buf[2]); |
| 167 | break; |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 168 | case EP1_CMD_READ_IO: |
| 169 | if (dev->chip.usb_id == |
| 170 | USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ)) { |
| 171 | if (urb->actual_length > sizeof(dev->control_state)) |
| 172 | urb->actual_length = sizeof(dev->control_state); |
| 173 | memcpy(dev->control_state, buf + 1, urb->actual_length); |
| 174 | wake_up(&dev->ep1_wait_queue); |
| 175 | break; |
| 176 | } |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 177 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT |
| 178 | case EP1_CMD_READ_ERP: |
| 179 | case EP1_CMD_READ_ANALOG: |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 180 | snd_usb_caiaq_input_dispatch(dev, buf, urb->actual_length); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 181 | #endif |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 182 | break; |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 183 | } |
| 184 | |
| 185 | dev->ep1_in_urb.actual_length = 0; |
| 186 | ret = usb_submit_urb(&dev->ep1_in_urb, GFP_ATOMIC); |
| 187 | if (ret < 0) |
| 188 | log("unable to submit urb. OOM!?\n"); |
| 189 | } |
| 190 | |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 191 | int snd_usb_caiaq_send_command(struct snd_usb_caiaqdev *dev, |
| 192 | unsigned char command, |
| 193 | const unsigned char *buffer, |
| 194 | int len) |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 195 | { |
| 196 | int actual_len; |
| 197 | struct usb_device *usb_dev = dev->chip.dev; |
| 198 | |
| 199 | if (!usb_dev) |
| 200 | return -EIO; |
| 201 | |
| 202 | if (len > EP1_BUFSIZE - 1) |
| 203 | len = EP1_BUFSIZE - 1; |
| 204 | |
| 205 | if (buffer && len > 0) |
| 206 | memcpy(dev->ep1_out_buf+1, buffer, len); |
| 207 | |
| 208 | dev->ep1_out_buf[0] = command; |
| 209 | return usb_bulk_msg(usb_dev, usb_sndbulkpipe(usb_dev, 1), |
| 210 | dev->ep1_out_buf, len+1, &actual_len, 200); |
| 211 | } |
| 212 | |
| 213 | int snd_usb_caiaq_set_audio_params (struct snd_usb_caiaqdev *dev, |
| 214 | int rate, int depth, int bpp) |
| 215 | { |
| 216 | int ret; |
| 217 | char tmp[5]; |
| 218 | |
| 219 | switch (rate) { |
| 220 | case 44100: tmp[0] = SAMPLERATE_44100; break; |
| 221 | case 48000: tmp[0] = SAMPLERATE_48000; break; |
| 222 | case 88200: tmp[0] = SAMPLERATE_88200; break; |
| 223 | case 96000: tmp[0] = SAMPLERATE_96000; break; |
| 224 | case 192000: tmp[0] = SAMPLERATE_192000; break; |
| 225 | default: return -EINVAL; |
| 226 | } |
| 227 | |
| 228 | switch (depth) { |
| 229 | case 16: tmp[1] = DEPTH_16; break; |
| 230 | case 24: tmp[1] = DEPTH_24; break; |
| 231 | default: return -EINVAL; |
| 232 | } |
| 233 | |
| 234 | tmp[2] = bpp & 0xff; |
| 235 | tmp[3] = bpp >> 8; |
| 236 | tmp[4] = 1; /* packets per microframe */ |
| 237 | |
| 238 | debug("setting audio params: %d Hz, %d bits, %d bpp\n", |
| 239 | rate, depth, bpp); |
| 240 | |
| 241 | dev->audio_parm_answer = -1; |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 242 | ret = snd_usb_caiaq_send_command(dev, EP1_CMD_AUDIO_PARAMS, |
| 243 | tmp, sizeof(tmp)); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 244 | |
| 245 | if (ret) |
| 246 | return ret; |
| 247 | |
| 248 | if (!wait_event_timeout(dev->ep1_wait_queue, |
| 249 | dev->audio_parm_answer >= 0, HZ)) |
| 250 | return -EPIPE; |
| 251 | |
| 252 | if (dev->audio_parm_answer != 1) |
| 253 | debug("unable to set the device's audio params\n"); |
| 254 | |
| 255 | return dev->audio_parm_answer == 1 ? 0 : -EINVAL; |
| 256 | } |
| 257 | |
| 258 | int snd_usb_caiaq_set_auto_msg (struct snd_usb_caiaqdev *dev, |
| 259 | int digital, int analog, int erp) |
| 260 | { |
| 261 | char tmp[3] = { digital, analog, erp }; |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 262 | return snd_usb_caiaq_send_command(dev, EP1_CMD_AUTO_MSG, |
| 263 | tmp, sizeof(tmp)); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 264 | } |
| 265 | |
Sam Ravnborg | c598195 | 2008-02-22 18:46:47 +0100 | [diff] [blame] | 266 | static void __devinit setup_card(struct snd_usb_caiaqdev *dev) |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 267 | { |
| 268 | int ret; |
Daniel Mack | ad1e34b | 2007-09-17 14:45:14 +0200 | [diff] [blame] | 269 | char val[4]; |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 270 | |
| 271 | /* device-specific startup specials */ |
| 272 | switch (dev->chip.usb_id) { |
| 273 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL2): |
| 274 | /* RigKontrol2 - display centered dash ('-') */ |
| 275 | val[0] = 0x00; |
| 276 | val[1] = 0x00; |
| 277 | val[2] = 0x01; |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 278 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 3); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 279 | break; |
Daniel Mack | ad1e34b | 2007-09-17 14:45:14 +0200 | [diff] [blame] | 280 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_RIGKONTROL3): |
| 281 | /* RigKontrol2 - display two centered dashes ('--') */ |
| 282 | val[0] = 0x00; |
| 283 | val[1] = 0x40; |
| 284 | val[2] = 0x40; |
| 285 | val[3] = 0x00; |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 286 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 4); |
Daniel Mack | ad1e34b | 2007-09-17 14:45:14 +0200 | [diff] [blame] | 287 | break; |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 288 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AK1): |
| 289 | /* Audio Kontrol 1 - make USB-LED stop blinking */ |
| 290 | val[0] = 0x00; |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 291 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, val, 1); |
| 292 | break; |
| 293 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO8DJ): |
| 294 | /* Audio 8 DJ - trigger read of current settings */ |
| 295 | dev->control_state[0] = 0xff; |
| 296 | snd_usb_caiaq_set_auto_msg(dev, 1, 0, 0); |
| 297 | snd_usb_caiaq_send_command(dev, EP1_CMD_READ_IO, NULL, 0); |
| 298 | |
| 299 | if (!wait_event_timeout(dev->ep1_wait_queue, |
| 300 | dev->control_state[0] != 0xff, HZ)) |
| 301 | return; |
| 302 | |
| 303 | /* fix up some defaults */ |
| 304 | if ((dev->control_state[1] != 2) || |
| 305 | (dev->control_state[2] != 3) || |
| 306 | (dev->control_state[4] != 2)) { |
| 307 | dev->control_state[1] = 2; |
| 308 | dev->control_state[2] = 3; |
| 309 | dev->control_state[4] = 2; |
| 310 | snd_usb_caiaq_send_command(dev, |
| 311 | EP1_CMD_WRITE_IO, dev->control_state, 6); |
| 312 | } |
| 313 | |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 314 | break; |
Mark Hills | e3ca4c9 | 2009-02-04 22:34:31 +0000 | [diff] [blame] | 315 | case USB_ID(USB_VID_NATIVEINSTRUMENTS, USB_PID_AUDIO4DJ): |
| 316 | /* Audio 4 DJ - default input mode to phono */ |
| 317 | dev->control_state[0] = 2; |
| 318 | snd_usb_caiaq_send_command(dev, EP1_CMD_WRITE_IO, |
| 319 | dev->control_state, 1); |
| 320 | break; |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 321 | } |
| 322 | |
Daniel Mack | 7829d0e | 2007-11-26 09:00:56 +0100 | [diff] [blame] | 323 | if (dev->spec.num_analog_audio_out + |
| 324 | dev->spec.num_analog_audio_in + |
| 325 | dev->spec.num_digital_audio_out + |
| 326 | dev->spec.num_digital_audio_in > 0) { |
| 327 | ret = snd_usb_caiaq_audio_init(dev); |
| 328 | if (ret < 0) |
| 329 | log("Unable to set up audio system (ret=%d)\n", ret); |
| 330 | } |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 331 | |
Daniel Mack | 7829d0e | 2007-11-26 09:00:56 +0100 | [diff] [blame] | 332 | if (dev->spec.num_midi_in + |
| 333 | dev->spec.num_midi_out > 0) { |
| 334 | ret = snd_usb_caiaq_midi_init(dev); |
| 335 | if (ret < 0) |
| 336 | log("Unable to set up MIDI system (ret=%d)\n", ret); |
| 337 | } |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 338 | |
| 339 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT |
| 340 | ret = snd_usb_caiaq_input_init(dev); |
| 341 | if (ret < 0) |
| 342 | log("Unable to set up input system (ret=%d)\n", ret); |
| 343 | #endif |
| 344 | |
| 345 | /* finally, register the card and all its sub-instances */ |
| 346 | ret = snd_card_register(dev->chip.card); |
| 347 | if (ret < 0) { |
| 348 | log("snd_card_register() returned %d\n", ret); |
| 349 | snd_card_free(dev->chip.card); |
| 350 | } |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 351 | |
| 352 | ret = snd_usb_caiaq_control_init(dev); |
| 353 | if (ret < 0) |
| 354 | log("Unable to set up control system (ret=%d)\n", ret); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 355 | } |
| 356 | |
| 357 | static struct snd_card* create_card(struct usb_device* usb_dev) |
| 358 | { |
| 359 | int devnum; |
| 360 | struct snd_card *card; |
| 361 | struct snd_usb_caiaqdev *dev; |
| 362 | |
| 363 | for (devnum = 0; devnum < SNDRV_CARDS; devnum++) |
| 364 | if (enable[devnum] && !snd_card_used[devnum]) |
| 365 | break; |
| 366 | |
| 367 | if (devnum >= SNDRV_CARDS) |
| 368 | return NULL; |
| 369 | |
| 370 | card = snd_card_new(index[devnum], id[devnum], THIS_MODULE, |
| 371 | sizeof(struct snd_usb_caiaqdev)); |
| 372 | if (!card) |
| 373 | return NULL; |
| 374 | |
| 375 | dev = caiaqdev(card); |
| 376 | dev->chip.dev = usb_dev; |
| 377 | dev->chip.card = card; |
Al Viro | 8c5330a | 2008-05-21 06:32:11 +0100 | [diff] [blame] | 378 | dev->chip.usb_id = USB_ID(le16_to_cpu(usb_dev->descriptor.idVendor), |
| 379 | le16_to_cpu(usb_dev->descriptor.idProduct)); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 380 | spin_lock_init(&dev->spinlock); |
| 381 | snd_card_set_dev(card, &usb_dev->dev); |
| 382 | |
| 383 | return card; |
| 384 | } |
| 385 | |
Sam Ravnborg | c598195 | 2008-02-22 18:46:47 +0100 | [diff] [blame] | 386 | static int __devinit init_card(struct snd_usb_caiaqdev *dev) |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 387 | { |
| 388 | char *c; |
| 389 | struct usb_device *usb_dev = dev->chip.dev; |
| 390 | struct snd_card *card = dev->chip.card; |
| 391 | int err, len; |
| 392 | |
| 393 | if (usb_set_interface(usb_dev, 0, 1) != 0) { |
| 394 | log("can't set alt interface.\n"); |
| 395 | return -EIO; |
| 396 | } |
| 397 | |
| 398 | usb_init_urb(&dev->ep1_in_urb); |
| 399 | usb_init_urb(&dev->midi_out_urb); |
| 400 | |
| 401 | usb_fill_bulk_urb(&dev->ep1_in_urb, usb_dev, |
| 402 | usb_rcvbulkpipe(usb_dev, 0x1), |
| 403 | dev->ep1_in_buf, EP1_BUFSIZE, |
| 404 | usb_ep1_command_reply_dispatch, dev); |
| 405 | |
| 406 | usb_fill_bulk_urb(&dev->midi_out_urb, usb_dev, |
| 407 | usb_sndbulkpipe(usb_dev, 0x1), |
| 408 | dev->midi_out_buf, EP1_BUFSIZE, |
| 409 | snd_usb_caiaq_midi_output_done, dev); |
| 410 | |
| 411 | init_waitqueue_head(&dev->ep1_wait_queue); |
| 412 | init_waitqueue_head(&dev->prepare_wait_queue); |
| 413 | |
| 414 | if (usb_submit_urb(&dev->ep1_in_urb, GFP_KERNEL) != 0) |
| 415 | return -EIO; |
| 416 | |
Daniel Mack | 8e3cd08 | 2007-11-22 11:40:04 +0100 | [diff] [blame] | 417 | err = snd_usb_caiaq_send_command(dev, EP1_CMD_GET_DEVICE_INFO, NULL, 0); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 418 | if (err) |
| 419 | return err; |
| 420 | |
| 421 | if (!wait_event_timeout(dev->ep1_wait_queue, dev->spec_received, HZ)) |
| 422 | return -ENODEV; |
| 423 | |
| 424 | usb_string(usb_dev, usb_dev->descriptor.iManufacturer, |
| 425 | dev->vendor_name, CAIAQ_USB_STR_LEN); |
| 426 | |
| 427 | usb_string(usb_dev, usb_dev->descriptor.iProduct, |
| 428 | dev->product_name, CAIAQ_USB_STR_LEN); |
| 429 | |
| 430 | usb_string(usb_dev, usb_dev->descriptor.iSerialNumber, |
| 431 | dev->serial, CAIAQ_USB_STR_LEN); |
| 432 | |
| 433 | /* terminate serial string at first white space occurence */ |
| 434 | c = strchr(dev->serial, ' '); |
| 435 | if (c) |
| 436 | *c = '\0'; |
| 437 | |
| 438 | strcpy(card->driver, MODNAME); |
| 439 | strcpy(card->shortname, dev->product_name); |
| 440 | |
| 441 | len = snprintf(card->longname, sizeof(card->longname), |
| 442 | "%s %s (serial %s, ", |
| 443 | dev->vendor_name, dev->product_name, dev->serial); |
| 444 | |
| 445 | if (len < sizeof(card->longname) - 2) |
| 446 | len += usb_make_path(usb_dev, card->longname + len, |
| 447 | sizeof(card->longname) - len); |
| 448 | |
| 449 | card->longname[len++] = ')'; |
| 450 | card->longname[len] = '\0'; |
| 451 | setup_card(dev); |
| 452 | return 0; |
| 453 | } |
| 454 | |
Sam Ravnborg | c598195 | 2008-02-22 18:46:47 +0100 | [diff] [blame] | 455 | static int __devinit snd_probe(struct usb_interface *intf, |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 456 | const struct usb_device_id *id) |
| 457 | { |
| 458 | int ret; |
| 459 | struct snd_card *card; |
| 460 | struct usb_device *device = interface_to_usbdev(intf); |
| 461 | |
| 462 | card = create_card(device); |
| 463 | |
| 464 | if (!card) |
| 465 | return -ENOMEM; |
| 466 | |
Julia Lawall | f4e9749 | 2009-01-01 18:14:35 +0100 | [diff] [blame] | 467 | usb_set_intfdata(intf, card); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 468 | ret = init_card(caiaqdev(card)); |
| 469 | if (ret < 0) { |
| 470 | log("unable to init card! (ret=%d)\n", ret); |
| 471 | snd_card_free(card); |
| 472 | return ret; |
| 473 | } |
| 474 | |
| 475 | return 0; |
| 476 | } |
| 477 | |
| 478 | static void snd_disconnect(struct usb_interface *intf) |
| 479 | { |
| 480 | struct snd_usb_caiaqdev *dev; |
Julia Lawall | f4e9749 | 2009-01-01 18:14:35 +0100 | [diff] [blame] | 481 | struct snd_card *card = usb_get_intfdata(intf); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 482 | |
Daniel Mack | 8d04884 | 2008-04-14 15:39:14 +0200 | [diff] [blame] | 483 | debug("%s(%p)\n", __func__, intf); |
Daniel Mack | 523f1dc | 2007-03-26 19:11:24 +0200 | [diff] [blame] | 484 | |
| 485 | if (!card) |
| 486 | return; |
| 487 | |
| 488 | dev = caiaqdev(card); |
| 489 | snd_card_disconnect(card); |
| 490 | |
| 491 | #ifdef CONFIG_SND_USB_CAIAQ_INPUT |
| 492 | snd_usb_caiaq_input_free(dev); |
| 493 | #endif |
| 494 | snd_usb_caiaq_audio_free(dev); |
| 495 | |
| 496 | usb_kill_urb(&dev->ep1_in_urb); |
| 497 | usb_kill_urb(&dev->midi_out_urb); |
| 498 | |
| 499 | snd_card_free(card); |
| 500 | usb_reset_device(interface_to_usbdev(intf)); |
| 501 | } |
| 502 | |
| 503 | |
| 504 | MODULE_DEVICE_TABLE(usb, snd_usb_id_table); |
| 505 | static struct usb_driver snd_usb_driver = { |
| 506 | .name = MODNAME, |
| 507 | .probe = snd_probe, |
| 508 | .disconnect = snd_disconnect, |
| 509 | .id_table = snd_usb_id_table, |
| 510 | }; |
| 511 | |
| 512 | static int __init snd_module_init(void) |
| 513 | { |
| 514 | return usb_register(&snd_usb_driver); |
| 515 | } |
| 516 | |
| 517 | static void __exit snd_module_exit(void) |
| 518 | { |
| 519 | usb_deregister(&snd_usb_driver); |
| 520 | } |
| 521 | |
| 522 | module_init(snd_module_init) |
| 523 | module_exit(snd_module_exit) |
| 524 | |