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Merge git://www.linux-watchdog.org/linux-watchdog
[linux/fpc-iii.git] / drivers / usb / serial / visor.c
blob9910aa2edf4b1916c518e3f83d11e39ff94226a0
1 /*
2 * USB HandSpring Visor, Palm m50x, and Sony Clie driver
3 * (supports all of the Palm OS USB devices)
4 *
5 * Copyright (C) 1999 - 2004
6 * Greg Kroah-Hartman (greg@kroah.com)
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License version
10 * 2 as published by the Free Software Foundation.
11 *
12 * See Documentation/usb/usb-serial.txt for more information on using this
13 * driver
14 *
15 */
16
17 #include <linux/kernel.h>
18 #include <linux/errno.h>
19 #include <linux/init.h>
20 #include <linux/slab.h>
21 #include <linux/tty.h>
22 #include <linux/tty_driver.h>
23 #include <linux/tty_flip.h>
24 #include <linux/module.h>
25 #include <linux/moduleparam.h>
26 #include <linux/spinlock.h>
27 #include <linux/uaccess.h>
28 #include <linux/usb.h>
29 #include <linux/usb/serial.h>
30 #include <linux/usb/cdc.h>
31 #include "visor.h"
32
33 /*
34 * Version Information
35 */
36 #define DRIVER_AUTHOR "Greg Kroah-Hartman <greg@kroah.com>"
37 #define DRIVER_DESC "USB HandSpring Visor / Palm OS driver"
38
39 /* function prototypes for a handspring visor */
40 static int visor_open(struct tty_struct *tty, struct usb_serial_port *port);
41 static void visor_close(struct usb_serial_port *port);
42 static int visor_probe(struct usb_serial *serial,
43 const struct usb_device_id *id);
44 static int visor_calc_num_ports(struct usb_serial *serial);
45 static void visor_read_int_callback(struct urb *urb);
46 static int clie_3_5_startup(struct usb_serial *serial);
47 static int treo_attach(struct usb_serial *serial);
48 static int clie_5_attach(struct usb_serial *serial);
49 static int palm_os_3_probe(struct usb_serial *serial,
50 const struct usb_device_id *id);
51 static int palm_os_4_probe(struct usb_serial *serial,
52 const struct usb_device_id *id);
53
54 static struct usb_device_id id_table [] = {
55 { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID),
56 .driver_info = (kernel_ulong_t)&palm_os_3_probe },
57 { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID),
58 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
59 { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID),
60 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
61 { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID),
62 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
63 { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID),
64 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
65 { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID),
66 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
67 { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID),
68 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
69 { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID),
70 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
71 { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID),
72 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
73 { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID),
74 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
75 { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID),
76 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
77 { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID),
78 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
79 { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650),
80 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
81 { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID),
82 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
83 { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID),
84 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
85 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID),
86 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
87 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID),
88 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
89 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID),
90 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
91 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID),
92 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
93 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID),
94 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
95 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID),
96 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
97 { USB_DEVICE(ACER_VENDOR_ID, ACER_S10_ID),
98 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
99 { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID),
100 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
101 { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID),
102 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
103 { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID),
104 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
105 { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID),
106 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
107 { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID),
108 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
109 { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID),
110 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
111 { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID),
112 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
113 { } /* Terminating entry */
114 };
115
116 static struct usb_device_id clie_id_5_table [] = {
117 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID),
118 .driver_info = (kernel_ulong_t)&palm_os_4_probe },
119 { } /* Terminating entry */
120 };
121
122 static struct usb_device_id clie_id_3_5_table [] = {
123 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) },
124 { } /* Terminating entry */
125 };
126
127 static struct usb_device_id id_table_combined [] = {
128 { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_VISOR_ID) },
129 { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO_ID) },
130 { USB_DEVICE(HANDSPRING_VENDOR_ID, HANDSPRING_TREO600_ID) },
131 { USB_DEVICE(GSPDA_VENDOR_ID, GSPDA_XPLORE_M68_ID) },
132 { USB_DEVICE(PALM_VENDOR_ID, PALM_M500_ID) },
133 { USB_DEVICE(PALM_VENDOR_ID, PALM_M505_ID) },
134 { USB_DEVICE(PALM_VENDOR_ID, PALM_M515_ID) },
135 { USB_DEVICE(PALM_VENDOR_ID, PALM_I705_ID) },
136 { USB_DEVICE(PALM_VENDOR_ID, PALM_M100_ID) },
137 { USB_DEVICE(PALM_VENDOR_ID, PALM_M125_ID) },
138 { USB_DEVICE(PALM_VENDOR_ID, PALM_M130_ID) },
139 { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_T_ID) },
140 { USB_DEVICE(PALM_VENDOR_ID, PALM_TREO_650) },
141 { USB_DEVICE(PALM_VENDOR_ID, PALM_TUNGSTEN_Z_ID) },
142 { USB_DEVICE(PALM_VENDOR_ID, PALM_ZIRE_ID) },
143 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_3_5_ID) },
144 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_0_ID) },
145 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_S360_ID) },
146 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_4_1_ID) },
147 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NX60_ID) },
148 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_NZ90V_ID) },
149 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_UX50_ID) },
150 { USB_DEVICE(SONY_VENDOR_ID, SONY_CLIE_TJ25_ID) },
151 { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SCH_I330_ID) },
152 { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_SPH_I500_ID) },
153 { USB_DEVICE(TAPWAVE_VENDOR_ID, TAPWAVE_ZODIAC_ID) },
154 { USB_DEVICE(GARMIN_VENDOR_ID, GARMIN_IQUE_3600_ID) },
155 { USB_DEVICE(ACEECA_VENDOR_ID, ACEECA_MEZ1000_ID) },
156 { USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_7135_ID) },
157 { USB_DEVICE(FOSSIL_VENDOR_ID, FOSSIL_ABACUS_ID) },
158 { } /* Terminating entry */
159 };
160
161 MODULE_DEVICE_TABLE(usb, id_table_combined);
162
163 /* All of the device info needed for the Handspring Visor,
164 and Palm 4.0 devices */
165 static struct usb_serial_driver handspring_device = {
166 .driver = {
167 .owner = THIS_MODULE,
168 .name = "visor",
169 },
170 .description = "Handspring Visor / Palm OS",
171 .id_table = id_table,
172 .num_ports = 2,
173 .bulk_out_size = 256,
174 .open = visor_open,
175 .close = visor_close,
176 .throttle = usb_serial_generic_throttle,
177 .unthrottle = usb_serial_generic_unthrottle,
178 .attach = treo_attach,
179 .probe = visor_probe,
180 .calc_num_ports = visor_calc_num_ports,
181 .read_int_callback = visor_read_int_callback,
182 };
183
184 /* All of the device info needed for the Clie UX50, TH55 Palm 5.0 devices */
185 static struct usb_serial_driver clie_5_device = {
186 .driver = {
187 .owner = THIS_MODULE,
188 .name = "clie_5",
189 },
190 .description = "Sony Clie 5.0",
191 .id_table = clie_id_5_table,
192 .num_ports = 2,
193 .bulk_out_size = 256,
194 .open = visor_open,
195 .close = visor_close,
196 .throttle = usb_serial_generic_throttle,
197 .unthrottle = usb_serial_generic_unthrottle,
198 .attach = clie_5_attach,
199 .probe = visor_probe,
200 .calc_num_ports = visor_calc_num_ports,
201 .read_int_callback = visor_read_int_callback,
202 };
203
204 /* device info for the Sony Clie OS version 3.5 */
205 static struct usb_serial_driver clie_3_5_device = {
206 .driver = {
207 .owner = THIS_MODULE,
208 .name = "clie_3.5",
209 },
210 .description = "Sony Clie 3.5",
211 .id_table = clie_id_3_5_table,
212 .num_ports = 1,
213 .bulk_out_size = 256,
214 .open = visor_open,
215 .close = visor_close,
216 .throttle = usb_serial_generic_throttle,
217 .unthrottle = usb_serial_generic_unthrottle,
218 .attach = clie_3_5_startup,
219 };
220
221 static struct usb_serial_driver * const serial_drivers[] = {
222 &handspring_device, &clie_5_device, &clie_3_5_device, NULL
223 };
224
225 /******************************************************************************
226 * Handspring Visor specific driver functions
227 ******************************************************************************/
228 static int visor_open(struct tty_struct *tty, struct usb_serial_port *port)
229 {
230 int result = 0;
231
232 if (!port->read_urb) {
233 /* this is needed for some brain dead Sony devices */
234 dev_err(&port->dev, "Device lied about number of ports, please use a lower one.\n");
235 return -ENODEV;
236 }
237
238 /* Start reading from the device */
239 result = usb_serial_generic_open(tty, port);
240 if (result)
241 goto exit;
242
243 if (port->interrupt_in_urb) {
244 dev_dbg(&port->dev, "adding interrupt input for treo\n");
245 result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
246 if (result)
247 dev_err(&port->dev,
248 "%s - failed submitting interrupt urb, error %d\n",
249 __func__, result);
250 }
251 exit:
252 return result;
253 }
254
255
256 static void visor_close(struct usb_serial_port *port)
257 {
258 unsigned char *transfer_buffer;
259
260 usb_serial_generic_close(port);
261 usb_kill_urb(port->interrupt_in_urb);
262
263 transfer_buffer = kmalloc(0x12, GFP_KERNEL);
264 if (!transfer_buffer)
265 return;
266 usb_control_msg(port->serial->dev,
267 usb_rcvctrlpipe(port->serial->dev, 0),
268 VISOR_CLOSE_NOTIFICATION, 0xc2,
269 0x0000, 0x0000,
270 transfer_buffer, 0x12, 300);
271 kfree(transfer_buffer);
272 }
273
274 static void visor_read_int_callback(struct urb *urb)
275 {
276 struct usb_serial_port *port = urb->context;
277 int status = urb->status;
278 int result;
279
280 switch (status) {
281 case 0:
282 /* success */
283 break;
284 case -ECONNRESET:
285 case -ENOENT:
286 case -ESHUTDOWN:
287 /* this urb is terminated, clean up */
288 dev_dbg(&port->dev, "%s - urb shutting down with status: %d\n",
289 __func__, status);
290 return;
291 default:
292 dev_dbg(&port->dev, "%s - nonzero urb status received: %d\n",
293 __func__, status);
294 goto exit;
295 }
296
297 /*
298 * This information is still unknown what it can be used for.
299 * If anyone has an idea, please let the author know...
300 *
301 * Rumor has it this endpoint is used to notify when data
302 * is ready to be read from the bulk ones.
303 */
304 usb_serial_debug_data(&port->dev, __func__, urb->actual_length,
305 urb->transfer_buffer);
306
307 exit:
308 result = usb_submit_urb(urb, GFP_ATOMIC);
309 if (result)
310 dev_err(&urb->dev->dev,
311 "%s - Error %d submitting interrupt urb\n",
312 __func__, result);
313 }
314
315 static int palm_os_3_probe(struct usb_serial *serial,
316 const struct usb_device_id *id)
317 {
318 struct device *dev = &serial->dev->dev;
319 struct visor_connection_info *connection_info;
320 unsigned char *transfer_buffer;
321 char *string;
322 int retval = 0;
323 int i;
324 int num_ports = 0;
325
326 transfer_buffer = kmalloc(sizeof(*connection_info), GFP_KERNEL);
327 if (!transfer_buffer) {
328 dev_err(dev, "%s - kmalloc(%Zd) failed.\n", __func__,
329 sizeof(*connection_info));
330 return -ENOMEM;
331 }
332
333 /* send a get connection info request */
334 retval = usb_control_msg(serial->dev,
335 usb_rcvctrlpipe(serial->dev, 0),
336 VISOR_GET_CONNECTION_INFORMATION,
337 0xc2, 0x0000, 0x0000, transfer_buffer,
338 sizeof(*connection_info), 300);
339 if (retval < 0) {
340 dev_err(dev, "%s - error %d getting connection information\n",
341 __func__, retval);
342 goto exit;
343 }
344
345 if (retval == sizeof(*connection_info)) {
346 connection_info = (struct visor_connection_info *)
347 transfer_buffer;
348
349 num_ports = le16_to_cpu(connection_info->num_ports);
350 for (i = 0; i < num_ports; ++i) {
351 switch (
352 connection_info->connections[i].port_function_id) {
353 case VISOR_FUNCTION_GENERIC:
354 string = "Generic";
355 break;
356 case VISOR_FUNCTION_DEBUGGER:
357 string = "Debugger";
358 break;
359 case VISOR_FUNCTION_HOTSYNC:
360 string = "HotSync";
361 break;
362 case VISOR_FUNCTION_CONSOLE:
363 string = "Console";
364 break;
365 case VISOR_FUNCTION_REMOTE_FILE_SYS:
366 string = "Remote File System";
367 break;
368 default:
369 string = "unknown";
370 break;
371 }
372 dev_info(dev, "%s: port %d, is for %s use\n",
373 serial->type->description,
374 connection_info->connections[i].port, string);
375 }
376 }
377 /*
378 * Handle devices that report invalid stuff here.
379 */
380 if (num_ports == 0 || num_ports > 2) {
381 dev_warn(dev, "%s: No valid connect info available\n",
382 serial->type->description);
383 num_ports = 2;
384 }
385
386 dev_info(dev, "%s: Number of ports: %d\n", serial->type->description,
387 num_ports);
388
389 /*
390 * save off our num_ports info so that we can use it in the
391 * calc_num_ports callback
392 */
393 usb_set_serial_data(serial, (void *)(long)num_ports);
394
395 /* ask for the number of bytes available, but ignore the
396 response as it is broken */
397 retval = usb_control_msg(serial->dev,
398 usb_rcvctrlpipe(serial->dev, 0),
399 VISOR_REQUEST_BYTES_AVAILABLE,
400 0xc2, 0x0000, 0x0005, transfer_buffer,
401 0x02, 300);
402 if (retval < 0)
403 dev_err(dev, "%s - error %d getting bytes available request\n",
404 __func__, retval);
405 retval = 0;
406
407 exit:
408 kfree(transfer_buffer);
409
410 return retval;
411 }
412
413 static int palm_os_4_probe(struct usb_serial *serial,
414 const struct usb_device_id *id)
415 {
416 struct device *dev = &serial->dev->dev;
417 struct palm_ext_connection_info *connection_info;
418 unsigned char *transfer_buffer;
419 int retval;
420
421 transfer_buffer = kmalloc(sizeof(*connection_info), GFP_KERNEL);
422 if (!transfer_buffer) {
423 dev_err(dev, "%s - kmalloc(%Zd) failed.\n", __func__,
424 sizeof(*connection_info));
425 return -ENOMEM;
426 }
427
428 retval = usb_control_msg(serial->dev,
429 usb_rcvctrlpipe(serial->dev, 0),
430 PALM_GET_EXT_CONNECTION_INFORMATION,
431 0xc2, 0x0000, 0x0000, transfer_buffer,
432 sizeof(*connection_info), 300);
433 if (retval < 0)
434 dev_err(dev, "%s - error %d getting connection info\n",
435 __func__, retval);
436 else
437 usb_serial_debug_data(dev, __func__, retval, transfer_buffer);
438
439 kfree(transfer_buffer);
440 return 0;
441 }
442
443
444 static int visor_probe(struct usb_serial *serial,
445 const struct usb_device_id *id)
446 {
447 int retval = 0;
448 int (*startup)(struct usb_serial *serial,
449 const struct usb_device_id *id);
450
451 /*
452 * some Samsung Android phones in modem mode have the same ID
453 * as SPH-I500, but they are ACM devices, so dont bind to them
454 */
455 if (id->idVendor == SAMSUNG_VENDOR_ID &&
456 id->idProduct == SAMSUNG_SPH_I500_ID &&
457 serial->dev->descriptor.bDeviceClass == USB_CLASS_COMM &&
458 serial->dev->descriptor.bDeviceSubClass ==
459 USB_CDC_SUBCLASS_ACM)
460 return -ENODEV;
461
462 if (serial->dev->actconfig->desc.bConfigurationValue != 1) {
463 dev_err(&serial->dev->dev, "active config #%d != 1 ??\n",
464 serial->dev->actconfig->desc.bConfigurationValue);
465 return -ENODEV;
466 }
467
468 if (id->driver_info) {
469 startup = (void *)id->driver_info;
470 retval = startup(serial, id);
471 }
472
473 return retval;
474 }
475
476 static int visor_calc_num_ports(struct usb_serial *serial)
477 {
478 int num_ports = (int)(long)(usb_get_serial_data(serial));
479
480 if (num_ports)
481 usb_set_serial_data(serial, NULL);
482
483 return num_ports;
484 }
485
486 static int clie_3_5_startup(struct usb_serial *serial)
487 {
488 struct device *dev = &serial->dev->dev;
489 int result;
490 u8 *data;
491
492 data = kmalloc(1, GFP_KERNEL);
493 if (!data)
494 return -ENOMEM;
495
496 /*
497 * Note that PEG-300 series devices expect the following two calls.
498 */
499
500 /* get the config number */
501 result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
502 USB_REQ_GET_CONFIGURATION, USB_DIR_IN,
503 0, 0, data, 1, 3000);
504 if (result < 0) {
505 dev_err(dev, "%s: get config number failed: %d\n",
506 __func__, result);
507 goto out;
508 }
509 if (result != 1) {
510 dev_err(dev, "%s: get config number bad return length: %d\n",
511 __func__, result);
512 result = -EIO;
513 goto out;
514 }
515
516 /* get the interface number */
517 result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
518 USB_REQ_GET_INTERFACE,
519 USB_DIR_IN | USB_RECIP_INTERFACE,
520 0, 0, data, 1, 3000);
521 if (result < 0) {
522 dev_err(dev, "%s: get interface number failed: %d\n",
523 __func__, result);
524 goto out;
525 }
526 if (result != 1) {
527 dev_err(dev,
528 "%s: get interface number bad return length: %d\n",
529 __func__, result);
530 result = -EIO;
531 goto out;
532 }
533
534 result = 0;
535 out:
536 kfree(data);
537
538 return result;
539 }
540
541 static int treo_attach(struct usb_serial *serial)
542 {
543 struct usb_serial_port *swap_port;
544
545 /* Only do this endpoint hack for the Handspring devices with
546 * interrupt in endpoints, which for now are the Treo devices. */
547 if (!((le16_to_cpu(serial->dev->descriptor.idVendor)
548 == HANDSPRING_VENDOR_ID) ||
549 (le16_to_cpu(serial->dev->descriptor.idVendor)
550 == KYOCERA_VENDOR_ID)) ||
551 (serial->num_interrupt_in == 0))
552 return 0;
553
554 /*
555 * It appears that Treos and Kyoceras want to use the
556 * 1st bulk in endpoint to communicate with the 2nd bulk out endpoint,
557 * so let's swap the 1st and 2nd bulk in and interrupt endpoints.
558 * Note that swapping the bulk out endpoints would break lots of
559 * apps that want to communicate on the second port.
560 */
561 #define COPY_PORT(dest, src) \
562 do { \
563 int i; \
564 \
565 for (i = 0; i < ARRAY_SIZE(src->read_urbs); ++i) { \
566 dest->read_urbs[i] = src->read_urbs[i]; \
567 dest->read_urbs[i]->context = dest; \
568 dest->bulk_in_buffers[i] = src->bulk_in_buffers[i]; \
569 } \
570 dest->read_urb = src->read_urb; \
571 dest->bulk_in_endpointAddress = src->bulk_in_endpointAddress;\
572 dest->bulk_in_buffer = src->bulk_in_buffer; \
573 dest->bulk_in_size = src->bulk_in_size; \
574 dest->interrupt_in_urb = src->interrupt_in_urb; \
575 dest->interrupt_in_urb->context = dest; \
576 dest->interrupt_in_endpointAddress = \
577 src->interrupt_in_endpointAddress;\
578 dest->interrupt_in_buffer = src->interrupt_in_buffer; \
579 } while (0);
580
581 swap_port = kmalloc(sizeof(*swap_port), GFP_KERNEL);
582 if (!swap_port)
583 return -ENOMEM;
584 COPY_PORT(swap_port, serial->port[0]);
585 COPY_PORT(serial->port[0], serial->port[1]);
586 COPY_PORT(serial->port[1], swap_port);
587 kfree(swap_port);
588
589 return 0;
590 }
591
592 static int clie_5_attach(struct usb_serial *serial)
593 {
594 struct usb_serial_port *port;
595 unsigned int pipe;
596 int j;
597
598 /* TH55 registers 2 ports.
599 Communication in from the UX50/TH55 uses bulk_in_endpointAddress
600 from port 0. Communication out to the UX50/TH55 uses
601 bulk_out_endpointAddress from port 1
602
603 Lets do a quick and dirty mapping
604 */
605
606 /* some sanity check */
607 if (serial->num_ports < 2)
608 return -1;
609
610 /* port 0 now uses the modified endpoint Address */
611 port = serial->port[0];
612 port->bulk_out_endpointAddress =
613 serial->port[1]->bulk_out_endpointAddress;
614
615 pipe = usb_sndbulkpipe(serial->dev, port->bulk_out_endpointAddress);
616 for (j = 0; j < ARRAY_SIZE(port->write_urbs); ++j)
617 port->write_urbs[j]->pipe = pipe;
618
619 return 0;
620 }
621
622 module_usb_serial_driver(serial_drivers, id_table_combined);
623
624 MODULE_AUTHOR(DRIVER_AUTHOR);
625 MODULE_DESCRIPTION(DRIVER_DESC);
626 MODULE_LICENSE("GPL");
Linux with added FPC-III support