Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 1 | /* |
| 2 | * TechnoTrend USB IR Receiver |
| 3 | * |
| 4 | * Copyright (C) 2012 Sean Young <sean@mess.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | |
| 21 | #include <linux/module.h> |
| 22 | #include <linux/usb.h> |
| 23 | #include <linux/usb/input.h> |
| 24 | #include <linux/slab.h> |
| 25 | #include <linux/leds.h> |
| 26 | #include <media/rc-core.h> |
| 27 | |
| 28 | #define DRIVER_NAME "ttusbir" |
| 29 | #define DRIVER_DESC "TechnoTrend USB IR Receiver" |
| 30 | /* |
| 31 | * The Windows driver uses 8 URBS, the original lirc drivers has a |
| 32 | * configurable amount (2 default, 4 max). This device generates about 125 |
| 33 | * messages per second (!), whether IR is idle or not. |
| 34 | */ |
| 35 | #define NUM_URBS 4 |
| 36 | #define NS_PER_BYTE 62500 |
| 37 | #define NS_PER_BIT (NS_PER_BYTE/8) |
| 38 | |
| 39 | struct ttusbir { |
| 40 | struct rc_dev *rc; |
| 41 | struct device *dev; |
| 42 | struct usb_device *udev; |
| 43 | |
| 44 | struct urb *urb[NUM_URBS]; |
| 45 | |
| 46 | struct led_classdev led; |
| 47 | struct urb *bulk_urb; |
| 48 | uint8_t bulk_buffer[5]; |
| 49 | int bulk_out_endp, iso_in_endp; |
| 50 | bool led_on, is_led_on; |
| 51 | atomic_t led_complete; |
| 52 | |
| 53 | char phys[64]; |
| 54 | }; |
| 55 | |
| 56 | static enum led_brightness ttusbir_brightness_get(struct led_classdev *led_dev) |
| 57 | { |
| 58 | struct ttusbir *tt = container_of(led_dev, struct ttusbir, led); |
| 59 | |
| 60 | return tt->led_on ? LED_FULL : LED_OFF; |
| 61 | } |
| 62 | |
| 63 | static void ttusbir_set_led(struct ttusbir *tt) |
| 64 | { |
| 65 | int ret; |
| 66 | |
| 67 | smp_mb(); |
| 68 | |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 69 | if (tt->led_on != tt->is_led_on && tt->udev && |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 70 | atomic_add_unless(&tt->led_complete, 1, 1)) { |
| 71 | tt->bulk_buffer[4] = tt->is_led_on = tt->led_on; |
| 72 | ret = usb_submit_urb(tt->bulk_urb, GFP_ATOMIC); |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 73 | if (ret) { |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 74 | dev_warn(tt->dev, "failed to submit bulk urb: %d\n", |
| 75 | ret); |
| 76 | atomic_dec(&tt->led_complete); |
| 77 | } |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | static void ttusbir_brightness_set(struct led_classdev *led_dev, enum |
| 82 | led_brightness brightness) |
| 83 | { |
| 84 | struct ttusbir *tt = container_of(led_dev, struct ttusbir, led); |
| 85 | |
| 86 | tt->led_on = brightness != LED_OFF; |
| 87 | |
| 88 | ttusbir_set_led(tt); |
| 89 | } |
| 90 | |
| 91 | /* |
| 92 | * The urb cannot be reused until the urb completes |
| 93 | */ |
| 94 | static void ttusbir_bulk_complete(struct urb *urb) |
| 95 | { |
| 96 | struct ttusbir *tt = urb->context; |
| 97 | |
| 98 | atomic_dec(&tt->led_complete); |
| 99 | |
| 100 | switch (urb->status) { |
| 101 | case 0: |
| 102 | break; |
| 103 | case -ECONNRESET: |
| 104 | case -ENOENT: |
| 105 | case -ESHUTDOWN: |
| 106 | usb_unlink_urb(urb); |
| 107 | return; |
| 108 | case -EPIPE: |
| 109 | default: |
| 110 | dev_dbg(tt->dev, "Error: urb status = %d\n", urb->status); |
| 111 | break; |
| 112 | } |
| 113 | |
| 114 | ttusbir_set_led(tt); |
| 115 | } |
| 116 | |
| 117 | /* |
| 118 | * The data is one bit per sample, a set bit signifying silence and samples |
| 119 | * being MSB first. Bit 0 can contain garbage so take it to be whatever |
| 120 | * bit 1 is, so we don't have unexpected edges. |
| 121 | */ |
| 122 | static void ttusbir_process_ir_data(struct ttusbir *tt, uint8_t *buf) |
| 123 | { |
Sean Young | b83bfd1 | 2012-08-13 08:59:47 -0300 | [diff] [blame] | 124 | struct ir_raw_event rawir; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 125 | unsigned i, v, b; |
Sean Young | b83bfd1 | 2012-08-13 08:59:47 -0300 | [diff] [blame] | 126 | bool event = false; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 127 | |
| 128 | init_ir_raw_event(&rawir); |
| 129 | |
| 130 | for (i = 0; i < 128; i++) { |
| 131 | v = buf[i] & 0xfe; |
| 132 | switch (v) { |
| 133 | case 0xfe: |
| 134 | rawir.pulse = false; |
| 135 | rawir.duration = NS_PER_BYTE; |
Sean Young | b83bfd1 | 2012-08-13 08:59:47 -0300 | [diff] [blame] | 136 | if (ir_raw_event_store_with_filter(tt->rc, &rawir)) |
| 137 | event = true; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 138 | break; |
| 139 | case 0: |
| 140 | rawir.pulse = true; |
| 141 | rawir.duration = NS_PER_BYTE; |
Sean Young | b83bfd1 | 2012-08-13 08:59:47 -0300 | [diff] [blame] | 142 | if (ir_raw_event_store_with_filter(tt->rc, &rawir)) |
| 143 | event = true; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 144 | break; |
| 145 | default: |
| 146 | /* one edge per byte */ |
| 147 | if (v & 2) { |
| 148 | b = ffz(v | 1); |
| 149 | rawir.pulse = true; |
| 150 | } else { |
| 151 | b = ffs(v) - 1; |
| 152 | rawir.pulse = false; |
| 153 | } |
| 154 | |
| 155 | rawir.duration = NS_PER_BIT * (8 - b); |
Sean Young | b83bfd1 | 2012-08-13 08:59:47 -0300 | [diff] [blame] | 156 | if (ir_raw_event_store_with_filter(tt->rc, &rawir)) |
| 157 | event = true; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 158 | |
| 159 | rawir.pulse = !rawir.pulse; |
| 160 | rawir.duration = NS_PER_BIT * b; |
Sean Young | b83bfd1 | 2012-08-13 08:59:47 -0300 | [diff] [blame] | 161 | if (ir_raw_event_store_with_filter(tt->rc, &rawir)) |
| 162 | event = true; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 163 | break; |
| 164 | } |
| 165 | } |
| 166 | |
Sean Young | b83bfd1 | 2012-08-13 08:59:47 -0300 | [diff] [blame] | 167 | /* don't wakeup when there's nothing to do */ |
| 168 | if (event) |
| 169 | ir_raw_event_handle(tt->rc); |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 170 | } |
| 171 | |
| 172 | static void ttusbir_urb_complete(struct urb *urb) |
| 173 | { |
| 174 | struct ttusbir *tt = urb->context; |
| 175 | int rc; |
| 176 | |
| 177 | switch (urb->status) { |
| 178 | case 0: |
| 179 | ttusbir_process_ir_data(tt, urb->transfer_buffer); |
| 180 | break; |
| 181 | case -ECONNRESET: |
| 182 | case -ENOENT: |
| 183 | case -ESHUTDOWN: |
| 184 | usb_unlink_urb(urb); |
| 185 | return; |
| 186 | case -EPIPE: |
| 187 | default: |
| 188 | dev_dbg(tt->dev, "Error: urb status = %d\n", urb->status); |
| 189 | break; |
| 190 | } |
| 191 | |
| 192 | rc = usb_submit_urb(urb, GFP_ATOMIC); |
| 193 | if (rc && rc != -ENODEV) |
| 194 | dev_warn(tt->dev, "failed to resubmit urb: %d\n", rc); |
| 195 | } |
| 196 | |
Greg Kroah-Hartman | 4c62e97 | 2012-12-21 13:17:53 -0800 | [diff] [blame] | 197 | static int ttusbir_probe(struct usb_interface *intf, |
| 198 | const struct usb_device_id *id) |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 199 | { |
| 200 | struct ttusbir *tt; |
| 201 | struct usb_interface_descriptor *idesc; |
| 202 | struct usb_endpoint_descriptor *desc; |
| 203 | struct rc_dev *rc; |
| 204 | int i, j, ret; |
| 205 | int altsetting = -1; |
| 206 | |
| 207 | tt = kzalloc(sizeof(*tt), GFP_KERNEL); |
| 208 | rc = rc_allocate_device(); |
| 209 | if (!tt || !rc) { |
| 210 | ret = -ENOMEM; |
| 211 | goto out; |
| 212 | } |
| 213 | |
| 214 | /* find the correct alt setting */ |
| 215 | for (i = 0; i < intf->num_altsetting && altsetting == -1; i++) { |
Sean Young | 1e801ad | 2013-01-29 08:19:28 -0300 | [diff] [blame] | 216 | int max_packet, bulk_out_endp = -1, iso_in_endp = -1; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 217 | |
| 218 | idesc = &intf->altsetting[i].desc; |
| 219 | |
| 220 | for (j = 0; j < idesc->bNumEndpoints; j++) { |
| 221 | desc = &intf->altsetting[i].endpoint[j].desc; |
Sean Young | 1e801ad | 2013-01-29 08:19:28 -0300 | [diff] [blame] | 222 | max_packet = le16_to_cpu(desc->wMaxPacketSize); |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 223 | if (usb_endpoint_dir_in(desc) && |
| 224 | usb_endpoint_xfer_isoc(desc) && |
Sean Young | 1e801ad | 2013-01-29 08:19:28 -0300 | [diff] [blame] | 225 | max_packet == 0x10) |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 226 | iso_in_endp = j; |
| 227 | else if (usb_endpoint_dir_out(desc) && |
| 228 | usb_endpoint_xfer_bulk(desc) && |
Sean Young | 1e801ad | 2013-01-29 08:19:28 -0300 | [diff] [blame] | 229 | max_packet == 0x20) |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 230 | bulk_out_endp = j; |
| 231 | |
| 232 | if (bulk_out_endp != -1 && iso_in_endp != -1) { |
| 233 | tt->bulk_out_endp = bulk_out_endp; |
| 234 | tt->iso_in_endp = iso_in_endp; |
| 235 | altsetting = i; |
| 236 | break; |
| 237 | } |
| 238 | } |
| 239 | } |
| 240 | |
| 241 | if (altsetting == -1) { |
| 242 | dev_err(&intf->dev, "cannot find expected altsetting\n"); |
| 243 | ret = -ENODEV; |
| 244 | goto out; |
| 245 | } |
| 246 | |
| 247 | tt->dev = &intf->dev; |
| 248 | tt->udev = interface_to_usbdev(intf); |
| 249 | tt->rc = rc; |
| 250 | |
| 251 | ret = usb_set_interface(tt->udev, 0, altsetting); |
| 252 | if (ret) |
| 253 | goto out; |
| 254 | |
| 255 | for (i = 0; i < NUM_URBS; i++) { |
| 256 | struct urb *urb = usb_alloc_urb(8, GFP_KERNEL); |
| 257 | void *buffer; |
| 258 | |
| 259 | if (!urb) { |
| 260 | ret = -ENOMEM; |
| 261 | goto out; |
| 262 | } |
| 263 | |
| 264 | urb->dev = tt->udev; |
| 265 | urb->context = tt; |
| 266 | urb->pipe = usb_rcvisocpipe(tt->udev, tt->iso_in_endp); |
| 267 | urb->interval = 1; |
| 268 | buffer = usb_alloc_coherent(tt->udev, 128, GFP_KERNEL, |
| 269 | &urb->transfer_dma); |
| 270 | if (!buffer) { |
| 271 | usb_free_urb(urb); |
| 272 | ret = -ENOMEM; |
| 273 | goto out; |
| 274 | } |
| 275 | urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP | URB_ISO_ASAP; |
| 276 | urb->transfer_buffer = buffer; |
| 277 | urb->complete = ttusbir_urb_complete; |
| 278 | urb->number_of_packets = 8; |
| 279 | urb->transfer_buffer_length = 128; |
| 280 | |
| 281 | for (j = 0; j < 8; j++) { |
| 282 | urb->iso_frame_desc[j].offset = j * 16; |
| 283 | urb->iso_frame_desc[j].length = 16; |
| 284 | } |
| 285 | |
| 286 | tt->urb[i] = urb; |
| 287 | } |
| 288 | |
| 289 | tt->bulk_urb = usb_alloc_urb(0, GFP_KERNEL); |
| 290 | if (!tt->bulk_urb) { |
| 291 | ret = -ENOMEM; |
| 292 | goto out; |
| 293 | } |
| 294 | |
| 295 | tt->bulk_buffer[0] = 0xaa; |
| 296 | tt->bulk_buffer[1] = 0x01; |
| 297 | tt->bulk_buffer[2] = 0x05; |
| 298 | tt->bulk_buffer[3] = 0x01; |
| 299 | |
| 300 | usb_fill_bulk_urb(tt->bulk_urb, tt->udev, usb_sndbulkpipe(tt->udev, |
| 301 | tt->bulk_out_endp), tt->bulk_buffer, sizeof(tt->bulk_buffer), |
| 302 | ttusbir_bulk_complete, tt); |
| 303 | |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 304 | tt->led.name = "ttusbir:green:power"; |
Sean Young | 5704e76 | 2013-07-30 19:00:02 -0300 | [diff] [blame] | 305 | tt->led.default_trigger = "rc-feedback"; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 306 | tt->led.brightness_set = ttusbir_brightness_set; |
| 307 | tt->led.brightness_get = ttusbir_brightness_get; |
| 308 | tt->is_led_on = tt->led_on = true; |
| 309 | atomic_set(&tt->led_complete, 0); |
| 310 | ret = led_classdev_register(&intf->dev, &tt->led); |
| 311 | if (ret) |
| 312 | goto out; |
| 313 | |
| 314 | usb_make_path(tt->udev, tt->phys, sizeof(tt->phys)); |
| 315 | |
| 316 | rc->input_name = DRIVER_DESC; |
| 317 | rc->input_phys = tt->phys; |
| 318 | usb_to_input_id(tt->udev, &rc->input_id); |
| 319 | rc->dev.parent = &intf->dev; |
| 320 | rc->driver_type = RC_DRIVER_IR_RAW; |
James Hogan | 1a1934f | 2014-02-28 20:17:03 -0300 | [diff] [blame] | 321 | rc_set_allowed_protocols(rc, RC_BIT_ALL); |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 322 | rc->priv = tt; |
| 323 | rc->driver_name = DRIVER_NAME; |
| 324 | rc->map_name = RC_MAP_TT_1500; |
| 325 | rc->timeout = MS_TO_NS(100); |
| 326 | /* |
| 327 | * The precision is NS_PER_BIT, but since every 8th bit can be |
| 328 | * overwritten with garbage the accuracy is at best 2 * NS_PER_BIT. |
| 329 | */ |
| 330 | rc->rx_resolution = NS_PER_BIT; |
| 331 | |
| 332 | ret = rc_register_device(rc); |
| 333 | if (ret) { |
| 334 | dev_err(&intf->dev, "failed to register rc device %d\n", ret); |
| 335 | goto out2; |
| 336 | } |
| 337 | |
| 338 | usb_set_intfdata(intf, tt); |
| 339 | |
| 340 | for (i = 0; i < NUM_URBS; i++) { |
| 341 | ret = usb_submit_urb(tt->urb[i], GFP_KERNEL); |
| 342 | if (ret) { |
| 343 | dev_err(tt->dev, "failed to submit urb %d\n", ret); |
| 344 | goto out3; |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | return 0; |
| 349 | out3: |
| 350 | rc_unregister_device(rc); |
Jiri Slaby | a9bd87c | 2013-04-04 16:32:09 -0300 | [diff] [blame] | 351 | rc = NULL; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 352 | out2: |
| 353 | led_classdev_unregister(&tt->led); |
| 354 | out: |
| 355 | if (tt) { |
| 356 | for (i = 0; i < NUM_URBS && tt->urb[i]; i++) { |
| 357 | struct urb *urb = tt->urb[i]; |
| 358 | |
| 359 | usb_kill_urb(urb); |
| 360 | usb_free_coherent(tt->udev, 128, urb->transfer_buffer, |
| 361 | urb->transfer_dma); |
| 362 | usb_free_urb(urb); |
| 363 | } |
| 364 | usb_kill_urb(tt->bulk_urb); |
| 365 | usb_free_urb(tt->bulk_urb); |
| 366 | kfree(tt); |
| 367 | } |
| 368 | rc_free_device(rc); |
| 369 | |
| 370 | return ret; |
| 371 | } |
| 372 | |
Greg Kroah-Hartman | 4c62e97 | 2012-12-21 13:17:53 -0800 | [diff] [blame] | 373 | static void ttusbir_disconnect(struct usb_interface *intf) |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 374 | { |
| 375 | struct ttusbir *tt = usb_get_intfdata(intf); |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 376 | struct usb_device *udev = tt->udev; |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 377 | int i; |
| 378 | |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 379 | tt->udev = NULL; |
| 380 | |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 381 | rc_unregister_device(tt->rc); |
| 382 | led_classdev_unregister(&tt->led); |
| 383 | for (i = 0; i < NUM_URBS; i++) { |
| 384 | usb_kill_urb(tt->urb[i]); |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 385 | usb_free_coherent(udev, 128, tt->urb[i]->transfer_buffer, |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 386 | tt->urb[i]->transfer_dma); |
| 387 | usb_free_urb(tt->urb[i]); |
| 388 | } |
| 389 | usb_kill_urb(tt->bulk_urb); |
| 390 | usb_free_urb(tt->bulk_urb); |
| 391 | usb_set_intfdata(intf, NULL); |
| 392 | kfree(tt); |
| 393 | } |
| 394 | |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 395 | static int ttusbir_suspend(struct usb_interface *intf, pm_message_t message) |
| 396 | { |
| 397 | struct ttusbir *tt = usb_get_intfdata(intf); |
| 398 | int i; |
| 399 | |
| 400 | for (i = 0; i < NUM_URBS; i++) |
| 401 | usb_kill_urb(tt->urb[i]); |
| 402 | |
| 403 | led_classdev_suspend(&tt->led); |
| 404 | usb_kill_urb(tt->bulk_urb); |
| 405 | |
| 406 | return 0; |
| 407 | } |
| 408 | |
| 409 | static int ttusbir_resume(struct usb_interface *intf) |
| 410 | { |
| 411 | struct ttusbir *tt = usb_get_intfdata(intf); |
| 412 | int i, rc; |
| 413 | |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 414 | tt->is_led_on = true; |
Sean Young | d2008b5 | 2013-01-29 08:19:27 -0300 | [diff] [blame] | 415 | led_classdev_resume(&tt->led); |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 416 | |
| 417 | for (i = 0; i < NUM_URBS; i++) { |
| 418 | rc = usb_submit_urb(tt->urb[i], GFP_KERNEL); |
| 419 | if (rc) { |
| 420 | dev_warn(tt->dev, "failed to submit urb: %d\n", rc); |
| 421 | break; |
| 422 | } |
| 423 | } |
| 424 | |
| 425 | return rc; |
| 426 | } |
| 427 | |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 428 | static const struct usb_device_id ttusbir_table[] = { |
| 429 | { USB_DEVICE(0x0b48, 0x2003) }, |
| 430 | { } |
| 431 | }; |
| 432 | |
| 433 | static struct usb_driver ttusbir_driver = { |
| 434 | .name = DRIVER_NAME, |
| 435 | .id_table = ttusbir_table, |
| 436 | .probe = ttusbir_probe, |
Sean Young | 3404cb5 | 2012-08-28 13:18:32 -0300 | [diff] [blame] | 437 | .suspend = ttusbir_suspend, |
| 438 | .resume = ttusbir_resume, |
| 439 | .reset_resume = ttusbir_resume, |
Greg Kroah-Hartman | 4c62e97 | 2012-12-21 13:17:53 -0800 | [diff] [blame] | 440 | .disconnect = ttusbir_disconnect, |
Sean Young | 0938069 | 2012-08-13 08:59:46 -0300 | [diff] [blame] | 441 | }; |
| 442 | |
| 443 | module_usb_driver(ttusbir_driver); |
| 444 | |
| 445 | MODULE_DESCRIPTION(DRIVER_DESC); |
| 446 | MODULE_AUTHOR("Sean Young <sean@mess.org>"); |
| 447 | MODULE_LICENSE("GPL"); |
| 448 | MODULE_DEVICE_TABLE(usb, ttusbir_table); |
| 449 | |