xref: /linux/drivers/usb/serial/option.c (revision dfff0fa65ab15db45acd64b3189787d37ab163cd)
1 /*
2   USB Driver for GSM modems
3 
4   Copyright (C) 2005  Matthias Urlichs <smurf@smurf.noris.de>
5 
6   This driver is free software; you can redistribute it and/or modify
7   it under the terms of Version 2 of the GNU General Public License as
8   published by the Free Software Foundation.
9 
10   Portions copied from the Keyspan driver by Hugh Blemings <hugh@blemings.org>
11 
12   History: see the git log.
13 
14   Work sponsored by: Sigos GmbH, Germany <info@sigos.de>
15 
16   This driver exists because the "normal" serial driver doesn't work too well
17   with GSM modems. Issues:
18   - data loss -- one single Receive URB is not nearly enough
19   - nonstandard flow (Option devices) control
20   - controlling the baud rate doesn't make sense
21 
22   This driver is named "option" because the most common device it's
23   used for is a PC-Card (with an internal OHCI-USB interface, behind
24   which the GSM interface sits), made by Option Inc.
25 
26   Some of the "one port" devices actually exhibit multiple USB instances
27   on the USB bus. This is not a bug, these ports are used for different
28   device features.
29 */
30 
31 #define DRIVER_VERSION "v0.7.2"
32 #define DRIVER_AUTHOR "Matthias Urlichs <smurf@smurf.noris.de>"
33 #define DRIVER_DESC "USB Driver for GSM modems"
34 
35 #include <linux/kernel.h>
36 #include <linux/jiffies.h>
37 #include <linux/errno.h>
38 #include <linux/tty.h>
39 #include <linux/tty_flip.h>
40 #include <linux/module.h>
41 #include <linux/bitops.h>
42 #include <linux/usb.h>
43 #include <linux/usb/serial.h>
44 
45 /* Function prototypes */
46 static int  option_probe(struct usb_serial *serial,
47 			const struct usb_device_id *id);
48 static int  option_open(struct tty_struct *tty, struct usb_serial_port *port,
49 							struct file *filp);
50 static void option_close(struct usb_serial_port *port);
51 static void option_dtr_rts(struct usb_serial_port *port, int on);
52 
53 static int  option_startup(struct usb_serial *serial);
54 static void option_disconnect(struct usb_serial *serial);
55 static void option_release(struct usb_serial *serial);
56 static int  option_write_room(struct tty_struct *tty);
57 
58 static void option_instat_callback(struct urb *urb);
59 
60 static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
61 			const unsigned char *buf, int count);
62 static int  option_chars_in_buffer(struct tty_struct *tty);
63 static void option_set_termios(struct tty_struct *tty,
64 			struct usb_serial_port *port, struct ktermios *old);
65 static int  option_tiocmget(struct tty_struct *tty, struct file *file);
66 static int  option_tiocmset(struct tty_struct *tty, struct file *file,
67 				unsigned int set, unsigned int clear);
68 static int  option_send_setup(struct usb_serial_port *port);
69 static int  option_suspend(struct usb_serial *serial, pm_message_t message);
70 static int  option_resume(struct usb_serial *serial);
71 
72 /* Vendor and product IDs */
73 #define OPTION_VENDOR_ID			0x0AF0
74 #define OPTION_PRODUCT_COLT			0x5000
75 #define OPTION_PRODUCT_RICOLA			0x6000
76 #define OPTION_PRODUCT_RICOLA_LIGHT		0x6100
77 #define OPTION_PRODUCT_RICOLA_QUAD		0x6200
78 #define OPTION_PRODUCT_RICOLA_QUAD_LIGHT	0x6300
79 #define OPTION_PRODUCT_RICOLA_NDIS		0x6050
80 #define OPTION_PRODUCT_RICOLA_NDIS_LIGHT	0x6150
81 #define OPTION_PRODUCT_RICOLA_NDIS_QUAD		0x6250
82 #define OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT	0x6350
83 #define OPTION_PRODUCT_COBRA			0x6500
84 #define OPTION_PRODUCT_COBRA_BUS		0x6501
85 #define OPTION_PRODUCT_VIPER			0x6600
86 #define OPTION_PRODUCT_VIPER_BUS		0x6601
87 #define OPTION_PRODUCT_GT_MAX_READY		0x6701
88 #define OPTION_PRODUCT_FUJI_MODEM_LIGHT		0x6721
89 #define OPTION_PRODUCT_FUJI_MODEM_GT		0x6741
90 #define OPTION_PRODUCT_FUJI_MODEM_EX		0x6761
91 #define OPTION_PRODUCT_KOI_MODEM		0x6800
92 #define OPTION_PRODUCT_SCORPION_MODEM		0x6901
93 #define OPTION_PRODUCT_ETNA_MODEM		0x7001
94 #define OPTION_PRODUCT_ETNA_MODEM_LITE		0x7021
95 #define OPTION_PRODUCT_ETNA_MODEM_GT		0x7041
96 #define OPTION_PRODUCT_ETNA_MODEM_EX		0x7061
97 #define OPTION_PRODUCT_ETNA_KOI_MODEM		0x7100
98 #define OPTION_PRODUCT_GTM380_MODEM		0x7201
99 
100 #define HUAWEI_VENDOR_ID			0x12D1
101 #define HUAWEI_PRODUCT_E600			0x1001
102 #define HUAWEI_PRODUCT_E220			0x1003
103 #define HUAWEI_PRODUCT_E220BIS			0x1004
104 #define HUAWEI_PRODUCT_E1401			0x1401
105 #define HUAWEI_PRODUCT_E1402			0x1402
106 #define HUAWEI_PRODUCT_E1403			0x1403
107 #define HUAWEI_PRODUCT_E1404			0x1404
108 #define HUAWEI_PRODUCT_E1405			0x1405
109 #define HUAWEI_PRODUCT_E1406			0x1406
110 #define HUAWEI_PRODUCT_E1407			0x1407
111 #define HUAWEI_PRODUCT_E1408			0x1408
112 #define HUAWEI_PRODUCT_E1409			0x1409
113 #define HUAWEI_PRODUCT_E140A			0x140A
114 #define HUAWEI_PRODUCT_E140B			0x140B
115 #define HUAWEI_PRODUCT_E140C			0x140C
116 #define HUAWEI_PRODUCT_E140D			0x140D
117 #define HUAWEI_PRODUCT_E140E			0x140E
118 #define HUAWEI_PRODUCT_E140F			0x140F
119 #define HUAWEI_PRODUCT_E1410			0x1410
120 #define HUAWEI_PRODUCT_E1411			0x1411
121 #define HUAWEI_PRODUCT_E1412			0x1412
122 #define HUAWEI_PRODUCT_E1413			0x1413
123 #define HUAWEI_PRODUCT_E1414			0x1414
124 #define HUAWEI_PRODUCT_E1415			0x1415
125 #define HUAWEI_PRODUCT_E1416			0x1416
126 #define HUAWEI_PRODUCT_E1417			0x1417
127 #define HUAWEI_PRODUCT_E1418			0x1418
128 #define HUAWEI_PRODUCT_E1419			0x1419
129 #define HUAWEI_PRODUCT_E141A			0x141A
130 #define HUAWEI_PRODUCT_E141B			0x141B
131 #define HUAWEI_PRODUCT_E141C			0x141C
132 #define HUAWEI_PRODUCT_E141D			0x141D
133 #define HUAWEI_PRODUCT_E141E			0x141E
134 #define HUAWEI_PRODUCT_E141F			0x141F
135 #define HUAWEI_PRODUCT_E1420			0x1420
136 #define HUAWEI_PRODUCT_E1421			0x1421
137 #define HUAWEI_PRODUCT_E1422			0x1422
138 #define HUAWEI_PRODUCT_E1423			0x1423
139 #define HUAWEI_PRODUCT_E1424			0x1424
140 #define HUAWEI_PRODUCT_E1425			0x1425
141 #define HUAWEI_PRODUCT_E1426			0x1426
142 #define HUAWEI_PRODUCT_E1427			0x1427
143 #define HUAWEI_PRODUCT_E1428			0x1428
144 #define HUAWEI_PRODUCT_E1429			0x1429
145 #define HUAWEI_PRODUCT_E142A			0x142A
146 #define HUAWEI_PRODUCT_E142B			0x142B
147 #define HUAWEI_PRODUCT_E142C			0x142C
148 #define HUAWEI_PRODUCT_E142D			0x142D
149 #define HUAWEI_PRODUCT_E142E			0x142E
150 #define HUAWEI_PRODUCT_E142F			0x142F
151 #define HUAWEI_PRODUCT_E1430			0x1430
152 #define HUAWEI_PRODUCT_E1431			0x1431
153 #define HUAWEI_PRODUCT_E1432			0x1432
154 #define HUAWEI_PRODUCT_E1433			0x1433
155 #define HUAWEI_PRODUCT_E1434			0x1434
156 #define HUAWEI_PRODUCT_E1435			0x1435
157 #define HUAWEI_PRODUCT_E1436			0x1436
158 #define HUAWEI_PRODUCT_E1437			0x1437
159 #define HUAWEI_PRODUCT_E1438			0x1438
160 #define HUAWEI_PRODUCT_E1439			0x1439
161 #define HUAWEI_PRODUCT_E143A			0x143A
162 #define HUAWEI_PRODUCT_E143B			0x143B
163 #define HUAWEI_PRODUCT_E143C			0x143C
164 #define HUAWEI_PRODUCT_E143D			0x143D
165 #define HUAWEI_PRODUCT_E143E			0x143E
166 #define HUAWEI_PRODUCT_E143F			0x143F
167 
168 #define QUANTA_VENDOR_ID			0x0408
169 #define QUANTA_PRODUCT_Q101			0xEA02
170 #define QUANTA_PRODUCT_Q111			0xEA03
171 #define QUANTA_PRODUCT_GLX			0xEA04
172 #define QUANTA_PRODUCT_GKE			0xEA05
173 #define QUANTA_PRODUCT_GLE			0xEA06
174 
175 #define NOVATELWIRELESS_VENDOR_ID		0x1410
176 
177 /* YISO PRODUCTS */
178 
179 #define YISO_VENDOR_ID				0x0EAB
180 #define YISO_PRODUCT_U893			0xC893
181 
182 /* MERLIN EVDO PRODUCTS */
183 #define NOVATELWIRELESS_PRODUCT_V640		0x1100
184 #define NOVATELWIRELESS_PRODUCT_V620		0x1110
185 #define NOVATELWIRELESS_PRODUCT_V740		0x1120
186 #define NOVATELWIRELESS_PRODUCT_V720		0x1130
187 
188 /* MERLIN HSDPA/HSPA PRODUCTS */
189 #define NOVATELWIRELESS_PRODUCT_U730		0x1400
190 #define NOVATELWIRELESS_PRODUCT_U740		0x1410
191 #define NOVATELWIRELESS_PRODUCT_U870		0x1420
192 #define NOVATELWIRELESS_PRODUCT_XU870		0x1430
193 #define NOVATELWIRELESS_PRODUCT_X950D		0x1450
194 
195 /* EXPEDITE PRODUCTS */
196 #define NOVATELWIRELESS_PRODUCT_EV620		0x2100
197 #define NOVATELWIRELESS_PRODUCT_ES720		0x2110
198 #define NOVATELWIRELESS_PRODUCT_E725		0x2120
199 #define NOVATELWIRELESS_PRODUCT_ES620		0x2130
200 #define NOVATELWIRELESS_PRODUCT_EU730		0x2400
201 #define NOVATELWIRELESS_PRODUCT_EU740		0x2410
202 #define NOVATELWIRELESS_PRODUCT_EU870D		0x2420
203 
204 /* OVATION PRODUCTS */
205 #define NOVATELWIRELESS_PRODUCT_MC727		0x4100
206 #define NOVATELWIRELESS_PRODUCT_MC950D		0x4400
207 #define NOVATELWIRELESS_PRODUCT_U727		0x5010
208 #define NOVATELWIRELESS_PRODUCT_MC760		0x6000
209 #define NOVATELWIRELESS_PRODUCT_OVMC760		0x6002
210 
211 /* FUTURE NOVATEL PRODUCTS */
212 #define NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED	0X6001
213 #define NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED	0X7000
214 #define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED	0X7001
215 #define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED	0X8000
216 #define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED	0X8001
217 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED	0X9000
218 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED	0X9001
219 #define NOVATELWIRELESS_PRODUCT_GLOBAL		0XA001
220 
221 /* AMOI PRODUCTS */
222 #define AMOI_VENDOR_ID				0x1614
223 #define AMOI_PRODUCT_H01			0x0800
224 #define AMOI_PRODUCT_H01A			0x7002
225 #define AMOI_PRODUCT_H02			0x0802
226 
227 #define DELL_VENDOR_ID				0x413C
228 
229 /* Dell modems */
230 #define DELL_PRODUCT_5700_MINICARD		0x8114
231 #define DELL_PRODUCT_5500_MINICARD		0x8115
232 #define DELL_PRODUCT_5505_MINICARD		0x8116
233 #define DELL_PRODUCT_5700_EXPRESSCARD		0x8117
234 #define DELL_PRODUCT_5510_EXPRESSCARD		0x8118
235 
236 #define DELL_PRODUCT_5700_MINICARD_SPRINT	0x8128
237 #define DELL_PRODUCT_5700_MINICARD_TELUS	0x8129
238 
239 #define DELL_PRODUCT_5720_MINICARD_VZW		0x8133
240 #define DELL_PRODUCT_5720_MINICARD_SPRINT	0x8134
241 #define DELL_PRODUCT_5720_MINICARD_TELUS	0x8135
242 #define DELL_PRODUCT_5520_MINICARD_CINGULAR	0x8136
243 #define DELL_PRODUCT_5520_MINICARD_GENERIC_L	0x8137
244 #define DELL_PRODUCT_5520_MINICARD_GENERIC_I	0x8138
245 
246 #define DELL_PRODUCT_5730_MINICARD_SPRINT	0x8180
247 #define DELL_PRODUCT_5730_MINICARD_TELUS	0x8181
248 #define DELL_PRODUCT_5730_MINICARD_VZW		0x8182
249 
250 #define KYOCERA_VENDOR_ID			0x0c88
251 #define KYOCERA_PRODUCT_KPC650			0x17da
252 #define KYOCERA_PRODUCT_KPC680			0x180a
253 
254 #define ANYDATA_VENDOR_ID			0x16d5
255 #define ANYDATA_PRODUCT_ADU_620UW		0x6202
256 #define ANYDATA_PRODUCT_ADU_E100A		0x6501
257 #define ANYDATA_PRODUCT_ADU_500A		0x6502
258 
259 #define AXESSTEL_VENDOR_ID			0x1726
260 #define AXESSTEL_PRODUCT_MV110H			0x1000
261 
262 #define ONDA_VENDOR_ID				0x19d2
263 #define ONDA_PRODUCT_MSA501HS			0x0001
264 #define ONDA_PRODUCT_ET502HS			0x0002
265 #define ONDA_PRODUCT_MT503HS			0x2000
266 
267 #define BANDRICH_VENDOR_ID			0x1A8D
268 #define BANDRICH_PRODUCT_C100_1			0x1002
269 #define BANDRICH_PRODUCT_C100_2			0x1003
270 #define BANDRICH_PRODUCT_1004			0x1004
271 #define BANDRICH_PRODUCT_1005			0x1005
272 #define BANDRICH_PRODUCT_1006			0x1006
273 #define BANDRICH_PRODUCT_1007			0x1007
274 #define BANDRICH_PRODUCT_1008			0x1008
275 #define BANDRICH_PRODUCT_1009			0x1009
276 #define BANDRICH_PRODUCT_100A			0x100a
277 
278 #define BANDRICH_PRODUCT_100B			0x100b
279 #define BANDRICH_PRODUCT_100C			0x100c
280 #define BANDRICH_PRODUCT_100D			0x100d
281 #define BANDRICH_PRODUCT_100E			0x100e
282 
283 #define BANDRICH_PRODUCT_100F			0x100f
284 #define BANDRICH_PRODUCT_1010			0x1010
285 #define BANDRICH_PRODUCT_1011			0x1011
286 #define BANDRICH_PRODUCT_1012			0x1012
287 
288 #define AMOI_VENDOR_ID			0x1614
289 #define AMOI_PRODUCT_9508			0x0800
290 
291 #define QUALCOMM_VENDOR_ID			0x05C6
292 
293 #define MAXON_VENDOR_ID				0x16d8
294 
295 #define TELIT_VENDOR_ID				0x1bc7
296 #define TELIT_PRODUCT_UC864E			0x1003
297 
298 /* ZTE PRODUCTS */
299 #define ZTE_VENDOR_ID				0x19d2
300 #define ZTE_PRODUCT_MF622			0x0001
301 #define ZTE_PRODUCT_MF628			0x0015
302 #define ZTE_PRODUCT_MF626			0x0031
303 #define ZTE_PRODUCT_CDMA_TECH			0xfffe
304 
305 #define BENQ_VENDOR_ID				0x04a5
306 #define BENQ_PRODUCT_H10			0x4068
307 
308 #define DLINK_VENDOR_ID				0x1186
309 #define DLINK_PRODUCT_DWM_652			0x3e04
310 
311 #define QISDA_VENDOR_ID				0x1da5
312 #define QISDA_PRODUCT_H21_4512			0x4512
313 #define QISDA_PRODUCT_H21_4523			0x4523
314 #define QISDA_PRODUCT_H20_4515			0x4515
315 #define QISDA_PRODUCT_H20_4519			0x4519
316 
317 
318 /* TOSHIBA PRODUCTS */
319 #define TOSHIBA_VENDOR_ID			0x0930
320 #define TOSHIBA_PRODUCT_HSDPA_MINICARD		0x1302
321 
322 #define ALINK_VENDOR_ID				0x1e0e
323 #define ALINK_PRODUCT_3GU			0x9200
324 
325 static struct usb_device_id option_ids[] = {
326 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
327 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
328 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_LIGHT) },
329 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD) },
330 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD_LIGHT) },
331 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS) },
332 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_LIGHT) },
333 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD) },
334 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT) },
335 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) },
336 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA_BUS) },
337 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER) },
338 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER_BUS) },
339 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GT_MAX_READY) },
340 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_LIGHT) },
341 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_GT) },
342 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_EX) },
343 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_KOI_MODEM) },
344 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_SCORPION_MODEM) },
345 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM) },
346 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_LITE) },
347 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_GT) },
348 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_EX) },
349 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_MODEM) },
350 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GTM380_MODEM) },
351 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_Q101) },
352 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_Q111) },
353 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLX) },
354 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GKE) },
355 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLE) },
356 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600, 0xff, 0xff, 0xff) },
357 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220, 0xff, 0xff, 0xff) },
358 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS, 0xff, 0xff, 0xff) },
359 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1401, 0xff, 0xff, 0xff) },
360 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1402, 0xff, 0xff, 0xff) },
361 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1403, 0xff, 0xff, 0xff) },
362 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1404, 0xff, 0xff, 0xff) },
363 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1405, 0xff, 0xff, 0xff) },
364 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1406, 0xff, 0xff, 0xff) },
365 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1407, 0xff, 0xff, 0xff) },
366 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1408, 0xff, 0xff, 0xff) },
367 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1409, 0xff, 0xff, 0xff) },
368 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140A, 0xff, 0xff, 0xff) },
369 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140B, 0xff, 0xff, 0xff) },
370 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140C, 0xff, 0xff, 0xff) },
371 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140D, 0xff, 0xff, 0xff) },
372 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140E, 0xff, 0xff, 0xff) },
373 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140F, 0xff, 0xff, 0xff) },
374 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1410, 0xff, 0xff, 0xff) },
375 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1411, 0xff, 0xff, 0xff) },
376 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1412, 0xff, 0xff, 0xff) },
377 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1413, 0xff, 0xff, 0xff) },
378 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1414, 0xff, 0xff, 0xff) },
379 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1415, 0xff, 0xff, 0xff) },
380 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1416, 0xff, 0xff, 0xff) },
381 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1417, 0xff, 0xff, 0xff) },
382 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1418, 0xff, 0xff, 0xff) },
383 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1419, 0xff, 0xff, 0xff) },
384 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141A, 0xff, 0xff, 0xff) },
385 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141B, 0xff, 0xff, 0xff) },
386 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141C, 0xff, 0xff, 0xff) },
387 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141D, 0xff, 0xff, 0xff) },
388 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141E, 0xff, 0xff, 0xff) },
389 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141F, 0xff, 0xff, 0xff) },
390 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1420, 0xff, 0xff, 0xff) },
391 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1421, 0xff, 0xff, 0xff) },
392 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1422, 0xff, 0xff, 0xff) },
393 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1423, 0xff, 0xff, 0xff) },
394 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1424, 0xff, 0xff, 0xff) },
395 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1425, 0xff, 0xff, 0xff) },
396 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1426, 0xff, 0xff, 0xff) },
397 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1427, 0xff, 0xff, 0xff) },
398 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1428, 0xff, 0xff, 0xff) },
399 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1429, 0xff, 0xff, 0xff) },
400 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142A, 0xff, 0xff, 0xff) },
401 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142B, 0xff, 0xff, 0xff) },
402 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142C, 0xff, 0xff, 0xff) },
403 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142D, 0xff, 0xff, 0xff) },
404 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142E, 0xff, 0xff, 0xff) },
405 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142F, 0xff, 0xff, 0xff) },
406 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1430, 0xff, 0xff, 0xff) },
407 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1431, 0xff, 0xff, 0xff) },
408 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1432, 0xff, 0xff, 0xff) },
409 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1433, 0xff, 0xff, 0xff) },
410 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1434, 0xff, 0xff, 0xff) },
411 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1435, 0xff, 0xff, 0xff) },
412 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1436, 0xff, 0xff, 0xff) },
413 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1437, 0xff, 0xff, 0xff) },
414 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1438, 0xff, 0xff, 0xff) },
415 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1439, 0xff, 0xff, 0xff) },
416 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143A, 0xff, 0xff, 0xff) },
417 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143B, 0xff, 0xff, 0xff) },
418 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143C, 0xff, 0xff, 0xff) },
419 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143D, 0xff, 0xff, 0xff) },
420 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143E, 0xff, 0xff, 0xff) },
421 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143F, 0xff, 0xff, 0xff) },
422 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_9508) },
423 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, /* Novatel Merlin V640/XV620 */
424 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, /* Novatel Merlin V620/S620 */
425 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, /* Novatel Merlin EX720/V740/X720 */
426 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V720) }, /* Novatel Merlin V720/S720/PC720 */
427 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U730) }, /* Novatel U730/U740 (VF version) */
428 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U740) }, /* Novatel U740 */
429 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U870) }, /* Novatel U870 */
430 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_XU870) }, /* Novatel Merlin XU870 HSDPA/3G */
431 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_X950D) }, /* Novatel X950D */
432 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EV620) }, /* Novatel EV620/ES620 CDMA/EV-DO */
433 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES720) }, /* Novatel ES620/ES720/U720/USB720 */
434 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E725) }, /* Novatel E725/E726 */
435 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES620) }, /* Novatel Merlin ES620 SM Bus */
436 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU730) }, /* Novatel EU730 and Vodafone EU740 */
437 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU740) }, /* Novatel non-Vodafone EU740 */
438 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */
439 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */
440 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */
441 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U727) }, /* Novatel MC727/U727/USB727 */
442 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC760) }, /* Novatel MC760/U760/USB760 */
443 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_OVMC760) }, /* Novatel Ovation MC760 */
444 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED) }, /* Novatel HSPA product */
445 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED) }, /* Novatel EVDO Embedded product */
446 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED) }, /* Novatel HSPA Embedded product */
447 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED) }, /* Novatel EVDO product */
448 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED) }, /* Novatel HSPA product */
449 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED) }, /* Novatel EVDO Embedded product */
450 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED) }, /* Novatel HSPA Embedded product */
451 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL) }, /* Novatel Global product */
452 
453 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01) },
454 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01A) },
455 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H02) },
456 
457 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD) },		/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */
458 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5500_MINICARD) },		/* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
459 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5505_MINICARD) },		/* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
460 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_EXPRESSCARD) },		/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO ExpressCard == Novatel Merlin XV620 CDMA/EV-DO */
461 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5510_EXPRESSCARD) },		/* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard == Novatel Merlin XU870 HSDPA/3G */
462 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD_SPRINT) },	/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite E720 CDMA/EV-DO */
463 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD_TELUS) },	/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite ET620 CDMA/EV-DO */
464 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_VZW) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
465 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_SPRINT) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
466 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_TELUS) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
467 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_CINGULAR) },	/* Dell Wireless HSDPA 5520 == Novatel Expedite EU860D */
468 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_L) },	/* Dell Wireless HSDPA 5520 */
469 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_I) },	/* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */
470 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_SPRINT) },	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
471 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_TELUS) },	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
472 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_VZW) }, 	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
473 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) },	/* ADU-E100, ADU-310 */
474 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
475 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
476 	{ USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
477 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
478 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
479 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0003) },
480 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0004) },
481 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0005) },
482 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0006) },
483 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0007) },
484 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0008) },
485 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0009) },
486 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000a) },
487 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000b) },
488 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000c) },
489 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000d) },
490 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000e) },
491 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000f) },
492 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0010) },
493 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0011) },
494 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0012) },
495 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0013) },
496 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0014) },
497 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0015) },
498 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0016) },
499 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0017) },
500 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0018) },
501 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0019) },
502 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0020) },
503 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0021) },
504 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0022) },
505 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0023) },
506 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0024) },
507 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0025) },
508 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0026) },
509 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0027) },
510 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0028) },
511 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0029) },
512 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MT503HS) },
513 	{ USB_DEVICE(YISO_VENDOR_ID, YISO_PRODUCT_U893) },
514 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
515 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },
516 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1004) },
517 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1005) },
518 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1006) },
519 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1007) },
520 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1008) },
521 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1009) },
522 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100A) },
523 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100B) },
524 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100C) },
525 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100D) },
526 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100E) },
527 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100F) },
528 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1010) },
529 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1011) },
530 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1012) },
531 	{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC650) },
532 	{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC680) },
533 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6000)}, /* ZTE AC8700 */
534 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
535 	{ USB_DEVICE(MAXON_VENDOR_ID, 0x6280) }, /* BP3-USB & BP3-EXT HSDPA */
536 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) },
537 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622) },
538 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF626) },
539 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628) },
540 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH) },
541 	{ USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) },
542 	{ USB_DEVICE(DLINK_VENDOR_ID, DLINK_PRODUCT_DWM_652) },
543 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4512) },
544 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4523) },
545 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4515) },
546 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4519) },
547 	{ USB_DEVICE(TOSHIBA_VENDOR_ID, TOSHIBA_PRODUCT_HSDPA_MINICARD ) }, /* Toshiba 3G HSDPA == Novatel Expedite EU870D MiniCard */
548 	{ USB_DEVICE(ALINK_VENDOR_ID, 0x9000) },
549 	{ USB_DEVICE_AND_INTERFACE_INFO(ALINK_VENDOR_ID, ALINK_PRODUCT_3GU, 0xff, 0xff, 0xff) },
550 	{ } /* Terminating entry */
551 };
552 MODULE_DEVICE_TABLE(usb, option_ids);
553 
554 static struct usb_driver option_driver = {
555 	.name       = "option",
556 	.probe      = usb_serial_probe,
557 	.disconnect = usb_serial_disconnect,
558 	.suspend    = usb_serial_suspend,
559 	.resume     = usb_serial_resume,
560 	.id_table   = option_ids,
561 	.no_dynamic_id = 	1,
562 };
563 
564 /* The card has three separate interfaces, which the serial driver
565  * recognizes separately, thus num_port=1.
566  */
567 
568 static struct usb_serial_driver option_1port_device = {
569 	.driver = {
570 		.owner =	THIS_MODULE,
571 		.name =		"option1",
572 	},
573 	.description       = "GSM modem (1-port)",
574 	.usb_driver        = &option_driver,
575 	.id_table          = option_ids,
576 	.num_ports         = 1,
577 	.probe             = option_probe,
578 	.open              = option_open,
579 	.close             = option_close,
580 	.dtr_rts	   = option_dtr_rts,
581 	.write             = option_write,
582 	.write_room        = option_write_room,
583 	.chars_in_buffer   = option_chars_in_buffer,
584 	.set_termios       = option_set_termios,
585 	.tiocmget          = option_tiocmget,
586 	.tiocmset          = option_tiocmset,
587 	.attach            = option_startup,
588 	.disconnect        = option_disconnect,
589 	.release           = option_release,
590 	.read_int_callback = option_instat_callback,
591 	.suspend           = option_suspend,
592 	.resume            = option_resume,
593 };
594 
595 static int debug;
596 
597 /* per port private data */
598 
599 #define N_IN_URB 4
600 #define N_OUT_URB 4
601 #define IN_BUFLEN 4096
602 #define OUT_BUFLEN 4096
603 
604 struct option_port_private {
605 	/* Input endpoints and buffer for this port */
606 	struct urb *in_urbs[N_IN_URB];
607 	u8 *in_buffer[N_IN_URB];
608 	/* Output endpoints and buffer for this port */
609 	struct urb *out_urbs[N_OUT_URB];
610 	u8 *out_buffer[N_OUT_URB];
611 	unsigned long out_busy;		/* Bit vector of URBs in use */
612 
613 	/* Settings for the port */
614 	int rts_state;	/* Handshaking pins (outputs) */
615 	int dtr_state;
616 	int cts_state;	/* Handshaking pins (inputs) */
617 	int dsr_state;
618 	int dcd_state;
619 	int ri_state;
620 
621 	unsigned long tx_start_time[N_OUT_URB];
622 };
623 
624 /* Functions used by new usb-serial code. */
625 static int __init option_init(void)
626 {
627 	int retval;
628 	retval = usb_serial_register(&option_1port_device);
629 	if (retval)
630 		goto failed_1port_device_register;
631 	retval = usb_register(&option_driver);
632 	if (retval)
633 		goto failed_driver_register;
634 
635 	printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
636 	       DRIVER_DESC "\n");
637 
638 	return 0;
639 
640 failed_driver_register:
641 	usb_serial_deregister(&option_1port_device);
642 failed_1port_device_register:
643 	return retval;
644 }
645 
646 static void __exit option_exit(void)
647 {
648 	usb_deregister(&option_driver);
649 	usb_serial_deregister(&option_1port_device);
650 }
651 
652 module_init(option_init);
653 module_exit(option_exit);
654 
655 static int option_probe(struct usb_serial *serial,
656 			const struct usb_device_id *id)
657 {
658 	/* D-Link DWM 652 still exposes CD-Rom emulation interface in modem mode */
659 	if (serial->dev->descriptor.idVendor == DLINK_VENDOR_ID &&
660 		serial->dev->descriptor.idProduct == DLINK_PRODUCT_DWM_652 &&
661 		serial->interface->cur_altsetting->desc.bInterfaceClass == 0x8)
662 		return -ENODEV;
663 
664 	return 0;
665 }
666 
667 static void option_set_termios(struct tty_struct *tty,
668 		struct usb_serial_port *port, struct ktermios *old_termios)
669 {
670 	dbg("%s", __func__);
671 	/* Doesn't support option setting */
672 	tty_termios_copy_hw(tty->termios, old_termios);
673 	option_send_setup(port);
674 }
675 
676 static int option_tiocmget(struct tty_struct *tty, struct file *file)
677 {
678 	struct usb_serial_port *port = tty->driver_data;
679 	unsigned int value;
680 	struct option_port_private *portdata;
681 
682 	portdata = usb_get_serial_port_data(port);
683 
684 	value = ((portdata->rts_state) ? TIOCM_RTS : 0) |
685 		((portdata->dtr_state) ? TIOCM_DTR : 0) |
686 		((portdata->cts_state) ? TIOCM_CTS : 0) |
687 		((portdata->dsr_state) ? TIOCM_DSR : 0) |
688 		((portdata->dcd_state) ? TIOCM_CAR : 0) |
689 		((portdata->ri_state) ? TIOCM_RNG : 0);
690 
691 	return value;
692 }
693 
694 static int option_tiocmset(struct tty_struct *tty, struct file *file,
695 			unsigned int set, unsigned int clear)
696 {
697 	struct usb_serial_port *port = tty->driver_data;
698 	struct option_port_private *portdata;
699 
700 	portdata = usb_get_serial_port_data(port);
701 
702 	/* FIXME: what locks portdata fields ? */
703 	if (set & TIOCM_RTS)
704 		portdata->rts_state = 1;
705 	if (set & TIOCM_DTR)
706 		portdata->dtr_state = 1;
707 
708 	if (clear & TIOCM_RTS)
709 		portdata->rts_state = 0;
710 	if (clear & TIOCM_DTR)
711 		portdata->dtr_state = 0;
712 	return option_send_setup(port);
713 }
714 
715 /* Write */
716 static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
717 			const unsigned char *buf, int count)
718 {
719 	struct option_port_private *portdata;
720 	int i;
721 	int left, todo;
722 	struct urb *this_urb = NULL; /* spurious */
723 	int err;
724 
725 	portdata = usb_get_serial_port_data(port);
726 
727 	dbg("%s: write (%d chars)", __func__, count);
728 
729 	i = 0;
730 	left = count;
731 	for (i = 0; left > 0 && i < N_OUT_URB; i++) {
732 		todo = left;
733 		if (todo > OUT_BUFLEN)
734 			todo = OUT_BUFLEN;
735 
736 		this_urb = portdata->out_urbs[i];
737 		if (test_and_set_bit(i, &portdata->out_busy)) {
738 			if (time_before(jiffies,
739 					portdata->tx_start_time[i] + 10 * HZ))
740 				continue;
741 			usb_unlink_urb(this_urb);
742 			continue;
743 		}
744 		dbg("%s: endpoint %d buf %d", __func__,
745 			usb_pipeendpoint(this_urb->pipe), i);
746 
747 		/* send the data */
748 		memcpy(this_urb->transfer_buffer, buf, todo);
749 		this_urb->transfer_buffer_length = todo;
750 
751 		err = usb_submit_urb(this_urb, GFP_ATOMIC);
752 		if (err) {
753 			dbg("usb_submit_urb %p (write bulk) failed "
754 				"(%d)", this_urb, err);
755 			clear_bit(i, &portdata->out_busy);
756 			continue;
757 		}
758 		portdata->tx_start_time[i] = jiffies;
759 		buf += todo;
760 		left -= todo;
761 	}
762 
763 	count -= left;
764 	dbg("%s: wrote (did %d)", __func__, count);
765 	return count;
766 }
767 
768 static void option_indat_callback(struct urb *urb)
769 {
770 	int err;
771 	int endpoint;
772 	struct usb_serial_port *port;
773 	struct tty_struct *tty;
774 	unsigned char *data = urb->transfer_buffer;
775 	int status = urb->status;
776 
777 	dbg("%s: %p", __func__, urb);
778 
779 	endpoint = usb_pipeendpoint(urb->pipe);
780 	port =  urb->context;
781 
782 	if (status) {
783 		dbg("%s: nonzero status: %d on endpoint %02x.",
784 		    __func__, status, endpoint);
785 	} else {
786 		tty = tty_port_tty_get(&port->port);
787 		if (urb->actual_length) {
788 			tty_buffer_request_room(tty, urb->actual_length);
789 			tty_insert_flip_string(tty, data, urb->actual_length);
790 			tty_flip_buffer_push(tty);
791 		} else
792 			dbg("%s: empty read urb received", __func__);
793 		tty_kref_put(tty);
794 
795 		/* Resubmit urb so we continue receiving */
796 		if (port->port.count && status != -ESHUTDOWN) {
797 			err = usb_submit_urb(urb, GFP_ATOMIC);
798 			if (err)
799 				printk(KERN_ERR "%s: resubmit read urb failed. "
800 					"(%d)", __func__, err);
801 		}
802 	}
803 	return;
804 }
805 
806 static void option_outdat_callback(struct urb *urb)
807 {
808 	struct usb_serial_port *port;
809 	struct option_port_private *portdata;
810 	int i;
811 
812 	dbg("%s", __func__);
813 
814 	port =  urb->context;
815 
816 	usb_serial_port_softint(port);
817 
818 	portdata = usb_get_serial_port_data(port);
819 	for (i = 0; i < N_OUT_URB; ++i) {
820 		if (portdata->out_urbs[i] == urb) {
821 			smp_mb__before_clear_bit();
822 			clear_bit(i, &portdata->out_busy);
823 			break;
824 		}
825 	}
826 }
827 
828 static void option_instat_callback(struct urb *urb)
829 {
830 	int err;
831 	int status = urb->status;
832 	struct usb_serial_port *port =  urb->context;
833 	struct option_port_private *portdata = usb_get_serial_port_data(port);
834 	struct usb_serial *serial = port->serial;
835 
836 	dbg("%s", __func__);
837 	dbg("%s: urb %p port %p has data %p", __func__, urb, port, portdata);
838 
839 	if (status == 0) {
840 		struct usb_ctrlrequest *req_pkt =
841 				(struct usb_ctrlrequest *)urb->transfer_buffer;
842 
843 		if (!req_pkt) {
844 			dbg("%s: NULL req_pkt\n", __func__);
845 			return;
846 		}
847 		if ((req_pkt->bRequestType == 0xA1) &&
848 				(req_pkt->bRequest == 0x20)) {
849 			int old_dcd_state;
850 			unsigned char signals = *((unsigned char *)
851 					urb->transfer_buffer +
852 					sizeof(struct usb_ctrlrequest));
853 
854 			dbg("%s: signal x%x", __func__, signals);
855 
856 			old_dcd_state = portdata->dcd_state;
857 			portdata->cts_state = 1;
858 			portdata->dcd_state = ((signals & 0x01) ? 1 : 0);
859 			portdata->dsr_state = ((signals & 0x02) ? 1 : 0);
860 			portdata->ri_state = ((signals & 0x08) ? 1 : 0);
861 
862 			if (old_dcd_state && !portdata->dcd_state) {
863 				struct tty_struct *tty =
864 						tty_port_tty_get(&port->port);
865 				if (tty && !C_CLOCAL(tty))
866 					tty_hangup(tty);
867 				tty_kref_put(tty);
868 			}
869 		} else {
870 			dbg("%s: type %x req %x", __func__,
871 				req_pkt->bRequestType, req_pkt->bRequest);
872 		}
873 	} else
874 		err("%s: error %d", __func__, status);
875 
876 	/* Resubmit urb so we continue receiving IRQ data */
877 	if (status != -ESHUTDOWN && status != -ENOENT) {
878 		err = usb_submit_urb(urb, GFP_ATOMIC);
879 		if (err)
880 			dbg("%s: resubmit intr urb failed. (%d)",
881 				__func__, err);
882 	}
883 }
884 
885 static int option_write_room(struct tty_struct *tty)
886 {
887 	struct usb_serial_port *port = tty->driver_data;
888 	struct option_port_private *portdata;
889 	int i;
890 	int data_len = 0;
891 	struct urb *this_urb;
892 
893 	portdata = usb_get_serial_port_data(port);
894 
895 	for (i = 0; i < N_OUT_URB; i++) {
896 		this_urb = portdata->out_urbs[i];
897 		if (this_urb && !test_bit(i, &portdata->out_busy))
898 			data_len += OUT_BUFLEN;
899 	}
900 
901 	dbg("%s: %d", __func__, data_len);
902 	return data_len;
903 }
904 
905 static int option_chars_in_buffer(struct tty_struct *tty)
906 {
907 	struct usb_serial_port *port = tty->driver_data;
908 	struct option_port_private *portdata;
909 	int i;
910 	int data_len = 0;
911 	struct urb *this_urb;
912 
913 	portdata = usb_get_serial_port_data(port);
914 
915 	for (i = 0; i < N_OUT_URB; i++) {
916 		this_urb = portdata->out_urbs[i];
917 		/* FIXME: This locking is insufficient as this_urb may
918 		   go unused during the test */
919 		if (this_urb && test_bit(i, &portdata->out_busy))
920 			data_len += this_urb->transfer_buffer_length;
921 	}
922 	dbg("%s: %d", __func__, data_len);
923 	return data_len;
924 }
925 
926 static int option_open(struct tty_struct *tty,
927 			struct usb_serial_port *port, struct file *filp)
928 {
929 	struct option_port_private *portdata;
930 	struct usb_serial *serial = port->serial;
931 	int i, err;
932 	struct urb *urb;
933 
934 	portdata = usb_get_serial_port_data(port);
935 
936 	dbg("%s", __func__);
937 
938 	/* Start reading from the IN endpoint */
939 	for (i = 0; i < N_IN_URB; i++) {
940 		urb = portdata->in_urbs[i];
941 		if (!urb)
942 			continue;
943 		err = usb_submit_urb(urb, GFP_KERNEL);
944 		if (err) {
945 			dbg("%s: submit urb %d failed (%d) %d",
946 				__func__, i, err,
947 				urb->transfer_buffer_length);
948 		}
949 	}
950 
951 	option_send_setup(port);
952 
953 	return 0;
954 }
955 
956 static void option_dtr_rts(struct usb_serial_port *port, int on)
957 {
958 	struct usb_serial *serial = port->serial;
959 	struct option_port_private *portdata;
960 
961 	dbg("%s", __func__);
962 	portdata = usb_get_serial_port_data(port);
963 	mutex_lock(&serial->disc_mutex);
964 	portdata->rts_state = on;
965 	portdata->dtr_state = on;
966 	if (serial->dev)
967 		option_send_setup(port);
968 	mutex_unlock(&serial->disc_mutex);
969 }
970 
971 
972 static void option_close(struct usb_serial_port *port)
973 {
974 	int i;
975 	struct usb_serial *serial = port->serial;
976 	struct option_port_private *portdata;
977 
978 	dbg("%s", __func__);
979 	portdata = usb_get_serial_port_data(port);
980 
981 	if (serial->dev) {
982 		/* Stop reading/writing urbs */
983 		for (i = 0; i < N_IN_URB; i++)
984 			usb_kill_urb(portdata->in_urbs[i]);
985 		for (i = 0; i < N_OUT_URB; i++)
986 			usb_kill_urb(portdata->out_urbs[i]);
987 	}
988 }
989 
990 /* Helper functions used by option_setup_urbs */
991 static struct urb *option_setup_urb(struct usb_serial *serial, int endpoint,
992 		int dir, void *ctx, char *buf, int len,
993 		void (*callback)(struct urb *))
994 {
995 	struct urb *urb;
996 
997 	if (endpoint == -1)
998 		return NULL;		/* endpoint not needed */
999 
1000 	urb = usb_alloc_urb(0, GFP_KERNEL);		/* No ISO */
1001 	if (urb == NULL) {
1002 		dbg("%s: alloc for endpoint %d failed.", __func__, endpoint);
1003 		return NULL;
1004 	}
1005 
1006 		/* Fill URB using supplied data. */
1007 	usb_fill_bulk_urb(urb, serial->dev,
1008 		      usb_sndbulkpipe(serial->dev, endpoint) | dir,
1009 		      buf, len, callback, ctx);
1010 
1011 	return urb;
1012 }
1013 
1014 /* Setup urbs */
1015 static void option_setup_urbs(struct usb_serial *serial)
1016 {
1017 	int i, j;
1018 	struct usb_serial_port *port;
1019 	struct option_port_private *portdata;
1020 
1021 	dbg("%s", __func__);
1022 
1023 	for (i = 0; i < serial->num_ports; i++) {
1024 		port = serial->port[i];
1025 		portdata = usb_get_serial_port_data(port);
1026 
1027 		/* Do indat endpoints first */
1028 		for (j = 0; j < N_IN_URB; ++j) {
1029 			portdata->in_urbs[j] = option_setup_urb(serial,
1030 					port->bulk_in_endpointAddress,
1031 					USB_DIR_IN, port,
1032 					portdata->in_buffer[j],
1033 					IN_BUFLEN, option_indat_callback);
1034 		}
1035 
1036 		/* outdat endpoints */
1037 		for (j = 0; j < N_OUT_URB; ++j) {
1038 			portdata->out_urbs[j] = option_setup_urb(serial,
1039 					port->bulk_out_endpointAddress,
1040 					USB_DIR_OUT, port,
1041 					portdata->out_buffer[j],
1042 					OUT_BUFLEN, option_outdat_callback);
1043 		}
1044 	}
1045 }
1046 
1047 
1048 /** send RTS/DTR state to the port.
1049  *
1050  * This is exactly the same as SET_CONTROL_LINE_STATE from the PSTN
1051  * CDC.
1052 */
1053 static int option_send_setup(struct usb_serial_port *port)
1054 {
1055 	struct usb_serial *serial = port->serial;
1056 	struct option_port_private *portdata;
1057 	int ifNum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
1058 	int val = 0;
1059 	dbg("%s", __func__);
1060 
1061 	portdata = usb_get_serial_port_data(port);
1062 
1063 	if (portdata->dtr_state)
1064 		val |= 0x01;
1065 	if (portdata->rts_state)
1066 		val |= 0x02;
1067 
1068 	return usb_control_msg(serial->dev,
1069 		usb_rcvctrlpipe(serial->dev, 0),
1070 		0x22, 0x21, val, ifNum, NULL, 0, USB_CTRL_SET_TIMEOUT);
1071 }
1072 
1073 static int option_startup(struct usb_serial *serial)
1074 {
1075 	int i, j, err;
1076 	struct usb_serial_port *port;
1077 	struct option_port_private *portdata;
1078 	u8 *buffer;
1079 
1080 	dbg("%s", __func__);
1081 
1082 	/* Now setup per port private data */
1083 	for (i = 0; i < serial->num_ports; i++) {
1084 		port = serial->port[i];
1085 		portdata = kzalloc(sizeof(*portdata), GFP_KERNEL);
1086 		if (!portdata) {
1087 			dbg("%s: kmalloc for option_port_private (%d) failed!.",
1088 					__func__, i);
1089 			return 1;
1090 		}
1091 
1092 		for (j = 0; j < N_IN_URB; j++) {
1093 			buffer = (u8 *)__get_free_page(GFP_KERNEL);
1094 			if (!buffer)
1095 				goto bail_out_error;
1096 			portdata->in_buffer[j] = buffer;
1097 		}
1098 
1099 		for (j = 0; j < N_OUT_URB; j++) {
1100 			buffer = kmalloc(OUT_BUFLEN, GFP_KERNEL);
1101 			if (!buffer)
1102 				goto bail_out_error2;
1103 			portdata->out_buffer[j] = buffer;
1104 		}
1105 
1106 		usb_set_serial_port_data(port, portdata);
1107 
1108 		if (!port->interrupt_in_urb)
1109 			continue;
1110 		err = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
1111 		if (err)
1112 			dbg("%s: submit irq_in urb failed %d",
1113 				__func__, err);
1114 	}
1115 	option_setup_urbs(serial);
1116 	return 0;
1117 
1118 bail_out_error2:
1119 	for (j = 0; j < N_OUT_URB; j++)
1120 		kfree(portdata->out_buffer[j]);
1121 bail_out_error:
1122 	for (j = 0; j < N_IN_URB; j++)
1123 		if (portdata->in_buffer[j])
1124 			free_page((unsigned long)portdata->in_buffer[j]);
1125 	kfree(portdata);
1126 	return 1;
1127 }
1128 
1129 static void stop_read_write_urbs(struct usb_serial *serial)
1130 {
1131 	int i, j;
1132 	struct usb_serial_port *port;
1133 	struct option_port_private *portdata;
1134 
1135 	/* Stop reading/writing urbs */
1136 	for (i = 0; i < serial->num_ports; ++i) {
1137 		port = serial->port[i];
1138 		portdata = usb_get_serial_port_data(port);
1139 		for (j = 0; j < N_IN_URB; j++)
1140 			usb_kill_urb(portdata->in_urbs[j]);
1141 		for (j = 0; j < N_OUT_URB; j++)
1142 			usb_kill_urb(portdata->out_urbs[j]);
1143 	}
1144 }
1145 
1146 static void option_disconnect(struct usb_serial *serial)
1147 {
1148 	dbg("%s", __func__);
1149 
1150 	stop_read_write_urbs(serial);
1151 }
1152 
1153 static void option_release(struct usb_serial *serial)
1154 {
1155 	int i, j;
1156 	struct usb_serial_port *port;
1157 	struct option_port_private *portdata;
1158 
1159 	dbg("%s", __func__);
1160 
1161 	/* Now free them */
1162 	for (i = 0; i < serial->num_ports; ++i) {
1163 		port = serial->port[i];
1164 		portdata = usb_get_serial_port_data(port);
1165 
1166 		for (j = 0; j < N_IN_URB; j++) {
1167 			if (portdata->in_urbs[j]) {
1168 				usb_free_urb(portdata->in_urbs[j]);
1169 				free_page((unsigned long)
1170 					portdata->in_buffer[j]);
1171 				portdata->in_urbs[j] = NULL;
1172 			}
1173 		}
1174 		for (j = 0; j < N_OUT_URB; j++) {
1175 			if (portdata->out_urbs[j]) {
1176 				usb_free_urb(portdata->out_urbs[j]);
1177 				kfree(portdata->out_buffer[j]);
1178 				portdata->out_urbs[j] = NULL;
1179 			}
1180 		}
1181 	}
1182 
1183 	/* Now free per port private data */
1184 	for (i = 0; i < serial->num_ports; i++) {
1185 		port = serial->port[i];
1186 		kfree(usb_get_serial_port_data(port));
1187 	}
1188 }
1189 
1190 static int option_suspend(struct usb_serial *serial, pm_message_t message)
1191 {
1192 	dbg("%s entered", __func__);
1193 	stop_read_write_urbs(serial);
1194 
1195 	return 0;
1196 }
1197 
1198 static int option_resume(struct usb_serial *serial)
1199 {
1200 	int err, i, j;
1201 	struct usb_serial_port *port;
1202 	struct urb *urb;
1203 	struct option_port_private *portdata;
1204 
1205 	dbg("%s entered", __func__);
1206 	/* get the interrupt URBs resubmitted unconditionally */
1207 	for (i = 0; i < serial->num_ports; i++) {
1208 		port = serial->port[i];
1209 		if (!port->interrupt_in_urb) {
1210 			dbg("%s: No interrupt URB for port %d\n", __func__, i);
1211 			continue;
1212 		}
1213 		err = usb_submit_urb(port->interrupt_in_urb, GFP_NOIO);
1214 		dbg("Submitted interrupt URB for port %d (result %d)", i, err);
1215 		if (err < 0) {
1216 			err("%s: Error %d for interrupt URB of port%d",
1217 				 __func__, err, i);
1218 			return err;
1219 		}
1220 	}
1221 
1222 	for (i = 0; i < serial->num_ports; i++) {
1223 		/* walk all ports */
1224 		port = serial->port[i];
1225 		portdata = usb_get_serial_port_data(port);
1226 		mutex_lock(&port->mutex);
1227 
1228 		/* skip closed ports */
1229 		if (!port->port.count) {
1230 			mutex_unlock(&port->mutex);
1231 			continue;
1232 		}
1233 
1234 		for (j = 0; j < N_IN_URB; j++) {
1235 			urb = portdata->in_urbs[j];
1236 			err = usb_submit_urb(urb, GFP_NOIO);
1237 			if (err < 0) {
1238 				mutex_unlock(&port->mutex);
1239 				err("%s: Error %d for bulk URB %d",
1240 					 __func__, err, i);
1241 				return err;
1242 			}
1243 		}
1244 		mutex_unlock(&port->mutex);
1245 	}
1246 	return 0;
1247 }
1248 
1249 MODULE_AUTHOR(DRIVER_AUTHOR);
1250 MODULE_DESCRIPTION(DRIVER_DESC);
1251 MODULE_VERSION(DRIVER_VERSION);
1252 MODULE_LICENSE("GPL");
1253 
1254 module_param(debug, bool, S_IRUGO | S_IWUSR);
1255 MODULE_PARM_DESC(debug, "Debug messages");
1256