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1da177e4 LT |
1 | /* -*- linux-c -*- */ |
2 | ||
3 | /* | |
4 | * Driver for USB Rio 500 | |
5 | * | |
6 | * Cesar Miquel (miquel@df.uba.ar) | |
7 | * | |
8 | * based on hp_scanner.c by David E. Nelson (dnelson@jump.net) | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU General Public License as | |
12 | * published by the Free Software Foundation; either version 2 of the | |
13 | * License, or (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, but | |
16 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | * General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | * | |
24 | * Based upon mouse.c (Brad Keryan) and printer.c (Michael Gee). | |
25 | * | |
26 | * Changelog: | |
27 | * 30/05/2003 replaced lock/unlock kernel with up/down | |
28 | * Daniele Bellucci bellucda@tiscali.it | |
29 | * */ | |
30 | ||
31 | #include <linux/module.h> | |
32 | #include <linux/kernel.h> | |
33 | #include <linux/signal.h> | |
34 | #include <linux/sched.h> | |
925ce689 | 35 | #include <linux/mutex.h> |
1da177e4 LT |
36 | #include <linux/errno.h> |
37 | #include <linux/random.h> | |
38 | #include <linux/poll.h> | |
1da177e4 LT |
39 | #include <linux/slab.h> |
40 | #include <linux/spinlock.h> | |
41 | #include <linux/usb.h> | |
1da177e4 LT |
42 | #include <linux/wait.h> |
43 | ||
44 | #include "rio500_usb.h" | |
45 | ||
46 | /* | |
47 | * Version Information | |
48 | */ | |
49 | #define DRIVER_VERSION "v1.1" | |
50 | #define DRIVER_AUTHOR "Cesar Miquel <miquel@df.uba.ar>" | |
51 | #define DRIVER_DESC "USB Rio 500 driver" | |
52 | ||
53 | #define RIO_MINOR 64 | |
54 | ||
55 | /* stall/wait timeout for rio */ | |
56 | #define NAK_TIMEOUT (HZ) | |
57 | ||
58 | #define IBUF_SIZE 0x1000 | |
59 | ||
60 | /* Size of the rio buffer */ | |
61 | #define OBUF_SIZE 0x10000 | |
62 | ||
63 | struct rio_usb_data { | |
64 | struct usb_device *rio_dev; /* init: probe_rio */ | |
65 | unsigned int ifnum; /* Interface number of the USB device */ | |
66 | int isopen; /* nz if open */ | |
67 | int present; /* Device is present on the bus */ | |
68 | char *obuf, *ibuf; /* transfer buffers */ | |
69 | char bulk_in_ep, bulk_out_ep; /* Endpoint assignments */ | |
70 | wait_queue_head_t wait_q; /* for timeouts */ | |
2cba72f0 | 71 | struct mutex lock; /* general race avoidance */ |
1da177e4 LT |
72 | }; |
73 | ||
925ce689 | 74 | static DEFINE_MUTEX(rio500_mutex); |
1da177e4 LT |
75 | static struct rio_usb_data rio_instance; |
76 | ||
77 | static int open_rio(struct inode *inode, struct file *file) | |
78 | { | |
79 | struct rio_usb_data *rio = &rio_instance; | |
511e2d02 ON |
80 | |
81 | /* against disconnect() */ | |
925ce689 | 82 | mutex_lock(&rio500_mutex); |
2cba72f0 | 83 | mutex_lock(&(rio->lock)); |
1da177e4 LT |
84 | |
85 | if (rio->isopen || !rio->present) { | |
2cba72f0 | 86 | mutex_unlock(&(rio->lock)); |
925ce689 | 87 | mutex_unlock(&rio500_mutex); |
1da177e4 LT |
88 | return -EBUSY; |
89 | } | |
90 | rio->isopen = 1; | |
91 | ||
92 | init_waitqueue_head(&rio->wait_q); | |
93 | ||
2cba72f0 | 94 | mutex_unlock(&(rio->lock)); |
1da177e4 | 95 | |
1b29a375 | 96 | dev_info(&rio->rio_dev->dev, "Rio opened.\n"); |
925ce689 | 97 | mutex_unlock(&rio500_mutex); |
1da177e4 LT |
98 | |
99 | return 0; | |
100 | } | |
101 | ||
102 | static int close_rio(struct inode *inode, struct file *file) | |
103 | { | |
104 | struct rio_usb_data *rio = &rio_instance; | |
105 | ||
106 | rio->isopen = 0; | |
107 | ||
1b29a375 | 108 | dev_info(&rio->rio_dev->dev, "Rio closed.\n"); |
1da177e4 LT |
109 | return 0; |
110 | } | |
111 | ||
54592157 | 112 | static long ioctl_rio(struct file *file, unsigned int cmd, unsigned long arg) |
1da177e4 LT |
113 | { |
114 | struct RioCommand rio_cmd; | |
115 | struct rio_usb_data *rio = &rio_instance; | |
116 | void __user *data; | |
117 | unsigned char *buffer; | |
118 | int result, requesttype; | |
119 | int retries; | |
120 | int retval=0; | |
121 | ||
2cba72f0 | 122 | mutex_lock(&(rio->lock)); |
1da177e4 | 123 | /* Sanity check to make sure rio is connected, powered, etc */ |
3328d975 | 124 | if (rio->present == 0 || rio->rio_dev == NULL) { |
1da177e4 LT |
125 | retval = -ENODEV; |
126 | goto err_out; | |
127 | } | |
128 | ||
129 | switch (cmd) { | |
130 | case RIO_RECV_COMMAND: | |
131 | data = (void __user *) arg; | |
132 | if (data == NULL) | |
133 | break; | |
134 | if (copy_from_user(&rio_cmd, data, sizeof(struct RioCommand))) { | |
135 | retval = -EFAULT; | |
136 | goto err_out; | |
137 | } | |
138 | if (rio_cmd.length < 0 || rio_cmd.length > PAGE_SIZE) { | |
139 | retval = -EINVAL; | |
140 | goto err_out; | |
141 | } | |
142 | buffer = (unsigned char *) __get_free_page(GFP_KERNEL); | |
143 | if (buffer == NULL) { | |
144 | retval = -ENOMEM; | |
145 | goto err_out; | |
146 | } | |
147 | if (copy_from_user(buffer, rio_cmd.buffer, rio_cmd.length)) { | |
148 | retval = -EFAULT; | |
149 | free_page((unsigned long) buffer); | |
150 | goto err_out; | |
151 | } | |
152 | ||
153 | requesttype = rio_cmd.requesttype | USB_DIR_IN | | |
154 | USB_TYPE_VENDOR | USB_RECIP_DEVICE; | |
e1a344d3 GKH |
155 | dev_dbg(&rio->rio_dev->dev, |
156 | "sending command:reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n", | |
157 | requesttype, rio_cmd.request, rio_cmd.value, | |
158 | rio_cmd.index, rio_cmd.length); | |
1da177e4 LT |
159 | /* Send rio control message */ |
160 | retries = 3; | |
161 | while (retries) { | |
162 | result = usb_control_msg(rio->rio_dev, | |
163 | usb_rcvctrlpipe(rio-> rio_dev, 0), | |
164 | rio_cmd.request, | |
165 | requesttype, | |
166 | rio_cmd.value, | |
167 | rio_cmd.index, buffer, | |
168 | rio_cmd.length, | |
169 | jiffies_to_msecs(rio_cmd.timeout)); | |
170 | if (result == -ETIMEDOUT) | |
171 | retries--; | |
172 | else if (result < 0) { | |
c41fba13 GKH |
173 | dev_err(&rio->rio_dev->dev, |
174 | "Error executing ioctrl. code = %d\n", | |
175 | result); | |
1da177e4 LT |
176 | retries = 0; |
177 | } else { | |
e1a344d3 GKH |
178 | dev_dbg(&rio->rio_dev->dev, |
179 | "Executed ioctl. Result = %d (data=%02x)\n", | |
180 | result, buffer[0]); | |
1da177e4 LT |
181 | if (copy_to_user(rio_cmd.buffer, buffer, |
182 | rio_cmd.length)) { | |
183 | free_page((unsigned long) buffer); | |
184 | retval = -EFAULT; | |
185 | goto err_out; | |
186 | } | |
187 | retries = 0; | |
188 | } | |
189 | ||
190 | /* rio_cmd.buffer contains a raw stream of single byte | |
191 | data which has been returned from rio. Data is | |
192 | interpreted at application level. For data that | |
193 | will be cast to data types longer than 1 byte, data | |
194 | will be little_endian and will potentially need to | |
195 | be swapped at the app level */ | |
196 | ||
197 | } | |
198 | free_page((unsigned long) buffer); | |
199 | break; | |
200 | ||
201 | case RIO_SEND_COMMAND: | |
202 | data = (void __user *) arg; | |
203 | if (data == NULL) | |
204 | break; | |
205 | if (copy_from_user(&rio_cmd, data, sizeof(struct RioCommand))) { | |
206 | retval = -EFAULT; | |
207 | goto err_out; | |
208 | } | |
209 | if (rio_cmd.length < 0 || rio_cmd.length > PAGE_SIZE) { | |
210 | retval = -EINVAL; | |
211 | goto err_out; | |
212 | } | |
213 | buffer = (unsigned char *) __get_free_page(GFP_KERNEL); | |
214 | if (buffer == NULL) { | |
215 | retval = -ENOMEM; | |
216 | goto err_out; | |
217 | } | |
218 | if (copy_from_user(buffer, rio_cmd.buffer, rio_cmd.length)) { | |
219 | free_page((unsigned long)buffer); | |
220 | retval = -EFAULT; | |
221 | goto err_out; | |
222 | } | |
223 | ||
224 | requesttype = rio_cmd.requesttype | USB_DIR_OUT | | |
225 | USB_TYPE_VENDOR | USB_RECIP_DEVICE; | |
e1a344d3 GKH |
226 | dev_dbg(&rio->rio_dev->dev, |
227 | "sending command: reqtype=%0x req=%0x value=%0x index=%0x len=%0x\n", | |
228 | requesttype, rio_cmd.request, rio_cmd.value, | |
229 | rio_cmd.index, rio_cmd.length); | |
1da177e4 LT |
230 | /* Send rio control message */ |
231 | retries = 3; | |
232 | while (retries) { | |
233 | result = usb_control_msg(rio->rio_dev, | |
234 | usb_sndctrlpipe(rio-> rio_dev, 0), | |
235 | rio_cmd.request, | |
236 | requesttype, | |
237 | rio_cmd.value, | |
238 | rio_cmd.index, buffer, | |
239 | rio_cmd.length, | |
240 | jiffies_to_msecs(rio_cmd.timeout)); | |
241 | if (result == -ETIMEDOUT) | |
242 | retries--; | |
243 | else if (result < 0) { | |
c41fba13 GKH |
244 | dev_err(&rio->rio_dev->dev, |
245 | "Error executing ioctrl. code = %d\n", | |
246 | result); | |
1da177e4 LT |
247 | retries = 0; |
248 | } else { | |
e1a344d3 GKH |
249 | dev_dbg(&rio->rio_dev->dev, |
250 | "Executed ioctl. Result = %d\n", result); | |
1da177e4 LT |
251 | retries = 0; |
252 | ||
253 | } | |
254 | ||
255 | } | |
256 | free_page((unsigned long) buffer); | |
257 | break; | |
258 | ||
259 | default: | |
260 | retval = -ENOTTY; | |
261 | break; | |
262 | } | |
263 | ||
264 | ||
265 | err_out: | |
2cba72f0 | 266 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
267 | return retval; |
268 | } | |
269 | ||
270 | static ssize_t | |
271 | write_rio(struct file *file, const char __user *buffer, | |
272 | size_t count, loff_t * ppos) | |
273 | { | |
274 | DEFINE_WAIT(wait); | |
275 | struct rio_usb_data *rio = &rio_instance; | |
276 | ||
277 | unsigned long copy_size; | |
278 | unsigned long bytes_written = 0; | |
279 | unsigned int partial; | |
280 | ||
281 | int result = 0; | |
282 | int maxretry; | |
283 | int errn = 0; | |
2cba72f0 | 284 | int intr; |
1da177e4 | 285 | |
2cba72f0 ON |
286 | intr = mutex_lock_interruptible(&(rio->lock)); |
287 | if (intr) | |
288 | return -EINTR; | |
1da177e4 | 289 | /* Sanity check to make sure rio is connected, powered, etc */ |
3328d975 | 290 | if (rio->present == 0 || rio->rio_dev == NULL) { |
2cba72f0 | 291 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
292 | return -ENODEV; |
293 | } | |
294 | ||
295 | ||
296 | ||
297 | do { | |
298 | unsigned long thistime; | |
299 | char *obuf = rio->obuf; | |
300 | ||
301 | thistime = copy_size = | |
302 | (count >= OBUF_SIZE) ? OBUF_SIZE : count; | |
303 | if (copy_from_user(rio->obuf, buffer, copy_size)) { | |
304 | errn = -EFAULT; | |
305 | goto error; | |
306 | } | |
307 | maxretry = 5; | |
308 | while (thistime) { | |
309 | if (!rio->rio_dev) { | |
310 | errn = -ENODEV; | |
311 | goto error; | |
312 | } | |
313 | if (signal_pending(current)) { | |
2cba72f0 | 314 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
315 | return bytes_written ? bytes_written : -EINTR; |
316 | } | |
317 | ||
318 | result = usb_bulk_msg(rio->rio_dev, | |
319 | usb_sndbulkpipe(rio->rio_dev, 2), | |
320 | obuf, thistime, &partial, 5000); | |
321 | ||
e1a344d3 GKH |
322 | dev_dbg(&rio->rio_dev->dev, |
323 | "write stats: result:%d thistime:%lu partial:%u\n", | |
324 | result, thistime, partial); | |
1da177e4 LT |
325 | |
326 | if (result == -ETIMEDOUT) { /* NAK - so hold for a while */ | |
327 | if (!maxretry--) { | |
328 | errn = -ETIME; | |
329 | goto error; | |
330 | } | |
331 | prepare_to_wait(&rio->wait_q, &wait, TASK_INTERRUPTIBLE); | |
332 | schedule_timeout(NAK_TIMEOUT); | |
333 | finish_wait(&rio->wait_q, &wait); | |
334 | continue; | |
335 | } else if (!result && partial) { | |
336 | obuf += partial; | |
337 | thistime -= partial; | |
338 | } else | |
339 | break; | |
17e67910 | 340 | } |
1da177e4 | 341 | if (result) { |
c41fba13 GKH |
342 | dev_err(&rio->rio_dev->dev, "Write Whoops - %x\n", |
343 | result); | |
1da177e4 LT |
344 | errn = -EIO; |
345 | goto error; | |
346 | } | |
347 | bytes_written += copy_size; | |
348 | count -= copy_size; | |
349 | buffer += copy_size; | |
350 | } while (count > 0); | |
351 | ||
2cba72f0 | 352 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
353 | |
354 | return bytes_written ? bytes_written : -EIO; | |
355 | ||
356 | error: | |
2cba72f0 | 357 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
358 | return errn; |
359 | } | |
360 | ||
361 | static ssize_t | |
362 | read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos) | |
363 | { | |
364 | DEFINE_WAIT(wait); | |
365 | struct rio_usb_data *rio = &rio_instance; | |
366 | ssize_t read_count; | |
367 | unsigned int partial; | |
368 | int this_read; | |
369 | int result; | |
370 | int maxretry = 10; | |
371 | char *ibuf; | |
2cba72f0 | 372 | int intr; |
1da177e4 | 373 | |
2cba72f0 ON |
374 | intr = mutex_lock_interruptible(&(rio->lock)); |
375 | if (intr) | |
376 | return -EINTR; | |
1da177e4 | 377 | /* Sanity check to make sure rio is connected, powered, etc */ |
3328d975 | 378 | if (rio->present == 0 || rio->rio_dev == NULL) { |
2cba72f0 | 379 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
380 | return -ENODEV; |
381 | } | |
382 | ||
383 | ibuf = rio->ibuf; | |
384 | ||
385 | read_count = 0; | |
386 | ||
387 | ||
388 | while (count > 0) { | |
389 | if (signal_pending(current)) { | |
2cba72f0 | 390 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
391 | return read_count ? read_count : -EINTR; |
392 | } | |
393 | if (!rio->rio_dev) { | |
2cba72f0 | 394 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
395 | return -ENODEV; |
396 | } | |
397 | this_read = (count >= IBUF_SIZE) ? IBUF_SIZE : count; | |
398 | ||
399 | result = usb_bulk_msg(rio->rio_dev, | |
400 | usb_rcvbulkpipe(rio->rio_dev, 1), | |
401 | ibuf, this_read, &partial, | |
402 | 8000); | |
403 | ||
e1a344d3 GKH |
404 | dev_dbg(&rio->rio_dev->dev, |
405 | "read stats: result:%d this_read:%u partial:%u\n", | |
406 | result, this_read, partial); | |
1da177e4 LT |
407 | |
408 | if (partial) { | |
409 | count = this_read = partial; | |
410 | } else if (result == -ETIMEDOUT || result == 15) { /* FIXME: 15 ??? */ | |
411 | if (!maxretry--) { | |
2cba72f0 | 412 | mutex_unlock(&(rio->lock)); |
c41fba13 GKH |
413 | dev_err(&rio->rio_dev->dev, |
414 | "read_rio: maxretry timeout\n"); | |
1da177e4 LT |
415 | return -ETIME; |
416 | } | |
417 | prepare_to_wait(&rio->wait_q, &wait, TASK_INTERRUPTIBLE); | |
418 | schedule_timeout(NAK_TIMEOUT); | |
419 | finish_wait(&rio->wait_q, &wait); | |
420 | continue; | |
421 | } else if (result != -EREMOTEIO) { | |
2cba72f0 | 422 | mutex_unlock(&(rio->lock)); |
c41fba13 | 423 | dev_err(&rio->rio_dev->dev, |
651b297c | 424 | "Read Whoops - result:%d partial:%u this_read:%u\n", |
c41fba13 | 425 | result, partial, this_read); |
1da177e4 LT |
426 | return -EIO; |
427 | } else { | |
2cba72f0 | 428 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
429 | return (0); |
430 | } | |
431 | ||
432 | if (this_read) { | |
433 | if (copy_to_user(buffer, ibuf, this_read)) { | |
2cba72f0 | 434 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
435 | return -EFAULT; |
436 | } | |
437 | count -= this_read; | |
438 | read_count += this_read; | |
439 | buffer += this_read; | |
440 | } | |
441 | } | |
2cba72f0 | 442 | mutex_unlock(&(rio->lock)); |
1da177e4 LT |
443 | return read_count; |
444 | } | |
445 | ||
828c0950 | 446 | static const struct file_operations usb_rio_fops = { |
1da177e4 LT |
447 | .owner = THIS_MODULE, |
448 | .read = read_rio, | |
449 | .write = write_rio, | |
54592157 | 450 | .unlocked_ioctl = ioctl_rio, |
1da177e4 LT |
451 | .open = open_rio, |
452 | .release = close_rio, | |
6038f373 | 453 | .llseek = noop_llseek, |
1da177e4 LT |
454 | }; |
455 | ||
456 | static struct usb_class_driver usb_rio_class = { | |
d6e5bcf4 | 457 | .name = "rio500%d", |
1da177e4 | 458 | .fops = &usb_rio_fops, |
1da177e4 LT |
459 | .minor_base = RIO_MINOR, |
460 | }; | |
461 | ||
462 | static int probe_rio(struct usb_interface *intf, | |
463 | const struct usb_device_id *id) | |
464 | { | |
465 | struct usb_device *dev = interface_to_usbdev(intf); | |
466 | struct rio_usb_data *rio = &rio_instance; | |
467 | int retval; | |
468 | ||
1b29a375 | 469 | dev_info(&intf->dev, "USB Rio found at address %d\n", dev->devnum); |
1da177e4 LT |
470 | |
471 | retval = usb_register_dev(intf, &usb_rio_class); | |
472 | if (retval) { | |
c41fba13 GKH |
473 | dev_err(&dev->dev, |
474 | "Not able to get a minor for this device.\n"); | |
1da177e4 LT |
475 | return -ENOMEM; |
476 | } | |
477 | ||
478 | rio->rio_dev = dev; | |
479 | ||
0e8eb0f0 | 480 | if (!(rio->obuf = kmalloc(OBUF_SIZE, GFP_KERNEL))) { |
c41fba13 GKH |
481 | dev_err(&dev->dev, |
482 | "probe_rio: Not enough memory for the output buffer\n"); | |
1da177e4 LT |
483 | usb_deregister_dev(intf, &usb_rio_class); |
484 | return -ENOMEM; | |
485 | } | |
e1a344d3 | 486 | dev_dbg(&intf->dev, "obuf address:%p\n", rio->obuf); |
1da177e4 | 487 | |
0e8eb0f0 | 488 | if (!(rio->ibuf = kmalloc(IBUF_SIZE, GFP_KERNEL))) { |
c41fba13 GKH |
489 | dev_err(&dev->dev, |
490 | "probe_rio: Not enough memory for the input buffer\n"); | |
1da177e4 LT |
491 | usb_deregister_dev(intf, &usb_rio_class); |
492 | kfree(rio->obuf); | |
493 | return -ENOMEM; | |
494 | } | |
e1a344d3 | 495 | dev_dbg(&intf->dev, "ibuf address:%p\n", rio->ibuf); |
1da177e4 | 496 | |
2cba72f0 | 497 | mutex_init(&(rio->lock)); |
1da177e4 LT |
498 | |
499 | usb_set_intfdata (intf, rio); | |
500 | rio->present = 1; | |
501 | ||
502 | return 0; | |
503 | } | |
504 | ||
505 | static void disconnect_rio(struct usb_interface *intf) | |
506 | { | |
507 | struct rio_usb_data *rio = usb_get_intfdata (intf); | |
508 | ||
509 | usb_set_intfdata (intf, NULL); | |
925ce689 | 510 | mutex_lock(&rio500_mutex); |
1da177e4 LT |
511 | if (rio) { |
512 | usb_deregister_dev(intf, &usb_rio_class); | |
513 | ||
2cba72f0 | 514 | mutex_lock(&(rio->lock)); |
1da177e4 LT |
515 | if (rio->isopen) { |
516 | rio->isopen = 0; | |
517 | /* better let it finish - the release will do whats needed */ | |
518 | rio->rio_dev = NULL; | |
2cba72f0 | 519 | mutex_unlock(&(rio->lock)); |
925ce689 | 520 | mutex_unlock(&rio500_mutex); |
1da177e4 LT |
521 | return; |
522 | } | |
523 | kfree(rio->ibuf); | |
524 | kfree(rio->obuf); | |
525 | ||
1b29a375 | 526 | dev_info(&intf->dev, "USB Rio disconnected.\n"); |
1da177e4 LT |
527 | |
528 | rio->present = 0; | |
2cba72f0 | 529 | mutex_unlock(&(rio->lock)); |
1da177e4 | 530 | } |
925ce689 | 531 | mutex_unlock(&rio500_mutex); |
1da177e4 LT |
532 | } |
533 | ||
33b9e162 | 534 | static const struct usb_device_id rio_table[] = { |
1da177e4 LT |
535 | { USB_DEVICE(0x0841, 1) }, /* Rio 500 */ |
536 | { } /* Terminating entry */ | |
537 | }; | |
538 | ||
539 | MODULE_DEVICE_TABLE (usb, rio_table); | |
540 | ||
541 | static struct usb_driver rio_driver = { | |
1da177e4 LT |
542 | .name = "rio500", |
543 | .probe = probe_rio, | |
544 | .disconnect = disconnect_rio, | |
545 | .id_table = rio_table, | |
546 | }; | |
547 | ||
65db4305 | 548 | module_usb_driver(rio_driver); |
1da177e4 LT |
549 | |
550 | MODULE_AUTHOR( DRIVER_AUTHOR ); | |
551 | MODULE_DESCRIPTION( DRIVER_DESC ); | |
552 | MODULE_LICENSE("GPL"); | |
553 |