xref: /openbmc/linux/drivers/usb/serial/option.c (revision 78c99ba1)
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_open(struct tty_struct *tty, struct usb_serial_port *port,
47 							struct file *filp);
48 static void option_close(struct usb_serial_port *port);
49 static void option_dtr_rts(struct usb_serial_port *port, int on);
50 
51 static int  option_startup(struct usb_serial *serial);
52 static void option_shutdown(struct usb_serial *serial);
53 static int  option_write_room(struct tty_struct *tty);
54 
55 static void option_instat_callback(struct urb *urb);
56 
57 static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
58 			const unsigned char *buf, int count);
59 static int  option_chars_in_buffer(struct tty_struct *tty);
60 static void option_set_termios(struct tty_struct *tty,
61 			struct usb_serial_port *port, struct ktermios *old);
62 static int  option_tiocmget(struct tty_struct *tty, struct file *file);
63 static int  option_tiocmset(struct tty_struct *tty, struct file *file,
64 				unsigned int set, unsigned int clear);
65 static int  option_send_setup(struct usb_serial_port *port);
66 static int  option_suspend(struct usb_serial *serial, pm_message_t message);
67 static int  option_resume(struct usb_serial *serial);
68 
69 /* Vendor and product IDs */
70 #define OPTION_VENDOR_ID			0x0AF0
71 #define OPTION_PRODUCT_COLT			0x5000
72 #define OPTION_PRODUCT_RICOLA			0x6000
73 #define OPTION_PRODUCT_RICOLA_LIGHT		0x6100
74 #define OPTION_PRODUCT_RICOLA_QUAD		0x6200
75 #define OPTION_PRODUCT_RICOLA_QUAD_LIGHT	0x6300
76 #define OPTION_PRODUCT_RICOLA_NDIS		0x6050
77 #define OPTION_PRODUCT_RICOLA_NDIS_LIGHT	0x6150
78 #define OPTION_PRODUCT_RICOLA_NDIS_QUAD		0x6250
79 #define OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT	0x6350
80 #define OPTION_PRODUCT_COBRA			0x6500
81 #define OPTION_PRODUCT_COBRA_BUS		0x6501
82 #define OPTION_PRODUCT_VIPER			0x6600
83 #define OPTION_PRODUCT_VIPER_BUS		0x6601
84 #define OPTION_PRODUCT_GT_MAX_READY		0x6701
85 #define OPTION_PRODUCT_FUJI_MODEM_LIGHT		0x6721
86 #define OPTION_PRODUCT_FUJI_MODEM_GT		0x6741
87 #define OPTION_PRODUCT_FUJI_MODEM_EX		0x6761
88 #define OPTION_PRODUCT_KOI_MODEM		0x6800
89 #define OPTION_PRODUCT_SCORPION_MODEM		0x6901
90 #define OPTION_PRODUCT_ETNA_MODEM		0x7001
91 #define OPTION_PRODUCT_ETNA_MODEM_LITE		0x7021
92 #define OPTION_PRODUCT_ETNA_MODEM_GT		0x7041
93 #define OPTION_PRODUCT_ETNA_MODEM_EX		0x7061
94 #define OPTION_PRODUCT_ETNA_KOI_MODEM		0x7100
95 #define OPTION_PRODUCT_GTM380_MODEM		0x7201
96 
97 #define HUAWEI_VENDOR_ID			0x12D1
98 #define HUAWEI_PRODUCT_E600			0x1001
99 #define HUAWEI_PRODUCT_E220			0x1003
100 #define HUAWEI_PRODUCT_E220BIS			0x1004
101 #define HUAWEI_PRODUCT_E1401			0x1401
102 #define HUAWEI_PRODUCT_E1402			0x1402
103 #define HUAWEI_PRODUCT_E1403			0x1403
104 #define HUAWEI_PRODUCT_E1404			0x1404
105 #define HUAWEI_PRODUCT_E1405			0x1405
106 #define HUAWEI_PRODUCT_E1406			0x1406
107 #define HUAWEI_PRODUCT_E1407			0x1407
108 #define HUAWEI_PRODUCT_E1408			0x1408
109 #define HUAWEI_PRODUCT_E1409			0x1409
110 #define HUAWEI_PRODUCT_E140A			0x140A
111 #define HUAWEI_PRODUCT_E140B			0x140B
112 #define HUAWEI_PRODUCT_E140C			0x140C
113 #define HUAWEI_PRODUCT_E140D			0x140D
114 #define HUAWEI_PRODUCT_E140E			0x140E
115 #define HUAWEI_PRODUCT_E140F			0x140F
116 #define HUAWEI_PRODUCT_E1410			0x1410
117 #define HUAWEI_PRODUCT_E1411			0x1411
118 #define HUAWEI_PRODUCT_E1412			0x1412
119 #define HUAWEI_PRODUCT_E1413			0x1413
120 #define HUAWEI_PRODUCT_E1414			0x1414
121 #define HUAWEI_PRODUCT_E1415			0x1415
122 #define HUAWEI_PRODUCT_E1416			0x1416
123 #define HUAWEI_PRODUCT_E1417			0x1417
124 #define HUAWEI_PRODUCT_E1418			0x1418
125 #define HUAWEI_PRODUCT_E1419			0x1419
126 #define HUAWEI_PRODUCT_E141A			0x141A
127 #define HUAWEI_PRODUCT_E141B			0x141B
128 #define HUAWEI_PRODUCT_E141C			0x141C
129 #define HUAWEI_PRODUCT_E141D			0x141D
130 #define HUAWEI_PRODUCT_E141E			0x141E
131 #define HUAWEI_PRODUCT_E141F			0x141F
132 #define HUAWEI_PRODUCT_E1420			0x1420
133 #define HUAWEI_PRODUCT_E1421			0x1421
134 #define HUAWEI_PRODUCT_E1422			0x1422
135 #define HUAWEI_PRODUCT_E1423			0x1423
136 #define HUAWEI_PRODUCT_E1424			0x1424
137 #define HUAWEI_PRODUCT_E1425			0x1425
138 #define HUAWEI_PRODUCT_E1426			0x1426
139 #define HUAWEI_PRODUCT_E1427			0x1427
140 #define HUAWEI_PRODUCT_E1428			0x1428
141 #define HUAWEI_PRODUCT_E1429			0x1429
142 #define HUAWEI_PRODUCT_E142A			0x142A
143 #define HUAWEI_PRODUCT_E142B			0x142B
144 #define HUAWEI_PRODUCT_E142C			0x142C
145 #define HUAWEI_PRODUCT_E142D			0x142D
146 #define HUAWEI_PRODUCT_E142E			0x142E
147 #define HUAWEI_PRODUCT_E142F			0x142F
148 #define HUAWEI_PRODUCT_E1430			0x1430
149 #define HUAWEI_PRODUCT_E1431			0x1431
150 #define HUAWEI_PRODUCT_E1432			0x1432
151 #define HUAWEI_PRODUCT_E1433			0x1433
152 #define HUAWEI_PRODUCT_E1434			0x1434
153 #define HUAWEI_PRODUCT_E1435			0x1435
154 #define HUAWEI_PRODUCT_E1436			0x1436
155 #define HUAWEI_PRODUCT_E1437			0x1437
156 #define HUAWEI_PRODUCT_E1438			0x1438
157 #define HUAWEI_PRODUCT_E1439			0x1439
158 #define HUAWEI_PRODUCT_E143A			0x143A
159 #define HUAWEI_PRODUCT_E143B			0x143B
160 #define HUAWEI_PRODUCT_E143C			0x143C
161 #define HUAWEI_PRODUCT_E143D			0x143D
162 #define HUAWEI_PRODUCT_E143E			0x143E
163 #define HUAWEI_PRODUCT_E143F			0x143F
164 
165 #define QUANTA_VENDOR_ID			0x0408
166 #define QUANTA_PRODUCT_Q101			0xEA02
167 #define QUANTA_PRODUCT_Q111			0xEA03
168 #define QUANTA_PRODUCT_GLX			0xEA04
169 #define QUANTA_PRODUCT_GKE			0xEA05
170 #define QUANTA_PRODUCT_GLE			0xEA06
171 
172 #define NOVATELWIRELESS_VENDOR_ID		0x1410
173 
174 /* YISO PRODUCTS */
175 
176 #define YISO_VENDOR_ID				0x0EAB
177 #define YISO_PRODUCT_U893			0xC893
178 
179 /* MERLIN EVDO PRODUCTS */
180 #define NOVATELWIRELESS_PRODUCT_V640		0x1100
181 #define NOVATELWIRELESS_PRODUCT_V620		0x1110
182 #define NOVATELWIRELESS_PRODUCT_V740		0x1120
183 #define NOVATELWIRELESS_PRODUCT_V720		0x1130
184 
185 /* MERLIN HSDPA/HSPA PRODUCTS */
186 #define NOVATELWIRELESS_PRODUCT_U730		0x1400
187 #define NOVATELWIRELESS_PRODUCT_U740		0x1410
188 #define NOVATELWIRELESS_PRODUCT_U870		0x1420
189 #define NOVATELWIRELESS_PRODUCT_XU870		0x1430
190 #define NOVATELWIRELESS_PRODUCT_X950D		0x1450
191 
192 /* EXPEDITE PRODUCTS */
193 #define NOVATELWIRELESS_PRODUCT_EV620		0x2100
194 #define NOVATELWIRELESS_PRODUCT_ES720		0x2110
195 #define NOVATELWIRELESS_PRODUCT_E725		0x2120
196 #define NOVATELWIRELESS_PRODUCT_ES620		0x2130
197 #define NOVATELWIRELESS_PRODUCT_EU730		0x2400
198 #define NOVATELWIRELESS_PRODUCT_EU740		0x2410
199 #define NOVATELWIRELESS_PRODUCT_EU870D		0x2420
200 
201 /* OVATION PRODUCTS */
202 #define NOVATELWIRELESS_PRODUCT_MC727		0x4100
203 #define NOVATELWIRELESS_PRODUCT_MC950D		0x4400
204 #define NOVATELWIRELESS_PRODUCT_U727		0x5010
205 
206 /* FUTURE NOVATEL PRODUCTS */
207 #define NOVATELWIRELESS_PRODUCT_EVDO_FULLSPEED	0X6000
208 #define NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED	0X6001
209 #define NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED	0X7000
210 #define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED	0X7001
211 #define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED	0X8000
212 #define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED	0X8001
213 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED	0X9000
214 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED	0X9001
215 #define NOVATELWIRELESS_PRODUCT_GLOBAL		0XA001
216 
217 /* AMOI PRODUCTS */
218 #define AMOI_VENDOR_ID				0x1614
219 #define AMOI_PRODUCT_H01			0x0800
220 #define AMOI_PRODUCT_H01A			0x7002
221 #define AMOI_PRODUCT_H02			0x0802
222 
223 #define DELL_VENDOR_ID				0x413C
224 
225 /* Dell modems */
226 #define DELL_PRODUCT_5700_MINICARD		0x8114
227 #define DELL_PRODUCT_5500_MINICARD		0x8115
228 #define DELL_PRODUCT_5505_MINICARD		0x8116
229 #define DELL_PRODUCT_5700_EXPRESSCARD		0x8117
230 #define DELL_PRODUCT_5510_EXPRESSCARD		0x8118
231 
232 #define DELL_PRODUCT_5700_MINICARD_SPRINT	0x8128
233 #define DELL_PRODUCT_5700_MINICARD_TELUS	0x8129
234 
235 #define DELL_PRODUCT_5720_MINICARD_VZW		0x8133
236 #define DELL_PRODUCT_5720_MINICARD_SPRINT	0x8134
237 #define DELL_PRODUCT_5720_MINICARD_TELUS	0x8135
238 #define DELL_PRODUCT_5520_MINICARD_CINGULAR	0x8136
239 #define DELL_PRODUCT_5520_MINICARD_GENERIC_L	0x8137
240 #define DELL_PRODUCT_5520_MINICARD_GENERIC_I	0x8138
241 
242 #define DELL_PRODUCT_5730_MINICARD_SPRINT	0x8180
243 #define DELL_PRODUCT_5730_MINICARD_TELUS	0x8181
244 #define DELL_PRODUCT_5730_MINICARD_VZW		0x8182
245 
246 #define KYOCERA_VENDOR_ID			0x0c88
247 #define KYOCERA_PRODUCT_KPC650			0x17da
248 #define KYOCERA_PRODUCT_KPC680			0x180a
249 
250 #define ANYDATA_VENDOR_ID			0x16d5
251 #define ANYDATA_PRODUCT_ADU_620UW		0x6202
252 #define ANYDATA_PRODUCT_ADU_E100A		0x6501
253 #define ANYDATA_PRODUCT_ADU_500A		0x6502
254 
255 #define AXESSTEL_VENDOR_ID			0x1726
256 #define AXESSTEL_PRODUCT_MV110H			0x1000
257 
258 #define ONDA_VENDOR_ID				0x19d2
259 #define ONDA_PRODUCT_MSA501HS			0x0001
260 #define ONDA_PRODUCT_ET502HS			0x0002
261 #define ONDA_PRODUCT_MT503HS			0x2000
262 
263 #define BANDRICH_VENDOR_ID			0x1A8D
264 #define BANDRICH_PRODUCT_C100_1			0x1002
265 #define BANDRICH_PRODUCT_C100_2			0x1003
266 #define BANDRICH_PRODUCT_1004			0x1004
267 #define BANDRICH_PRODUCT_1005			0x1005
268 #define BANDRICH_PRODUCT_1006			0x1006
269 #define BANDRICH_PRODUCT_1007			0x1007
270 #define BANDRICH_PRODUCT_1008			0x1008
271 #define BANDRICH_PRODUCT_1009			0x1009
272 #define BANDRICH_PRODUCT_100A			0x100a
273 
274 #define BANDRICH_PRODUCT_100B			0x100b
275 #define BANDRICH_PRODUCT_100C			0x100c
276 #define BANDRICH_PRODUCT_100D			0x100d
277 #define BANDRICH_PRODUCT_100E			0x100e
278 
279 #define BANDRICH_PRODUCT_100F			0x100f
280 #define BANDRICH_PRODUCT_1010			0x1010
281 #define BANDRICH_PRODUCT_1011			0x1011
282 #define BANDRICH_PRODUCT_1012			0x1012
283 
284 #define AMOI_VENDOR_ID			0x1614
285 #define AMOI_PRODUCT_9508			0x0800
286 
287 #define QUALCOMM_VENDOR_ID			0x05C6
288 
289 #define MAXON_VENDOR_ID				0x16d8
290 
291 #define TELIT_VENDOR_ID				0x1bc7
292 #define TELIT_PRODUCT_UC864E			0x1003
293 
294 /* ZTE PRODUCTS */
295 #define ZTE_VENDOR_ID				0x19d2
296 #define ZTE_PRODUCT_MF622			0x0001
297 #define ZTE_PRODUCT_MF628			0x0015
298 #define ZTE_PRODUCT_MF626			0x0031
299 #define ZTE_PRODUCT_CDMA_TECH			0xfffe
300 
301 #define BENQ_VENDOR_ID				0x04a5
302 #define BENQ_PRODUCT_H10			0x4068
303 
304 #define DLINK_VENDOR_ID				0x1186
305 #define DLINK_PRODUCT_DWM_652			0x3e04
306 
307 
308 static struct usb_device_id option_ids[] = {
309 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
310 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
311 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_LIGHT) },
312 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD) },
313 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD_LIGHT) },
314 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS) },
315 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_LIGHT) },
316 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD) },
317 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT) },
318 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) },
319 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA_BUS) },
320 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER) },
321 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER_BUS) },
322 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GT_MAX_READY) },
323 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_LIGHT) },
324 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_GT) },
325 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_EX) },
326 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_KOI_MODEM) },
327 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_SCORPION_MODEM) },
328 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM) },
329 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_LITE) },
330 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_GT) },
331 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_EX) },
332 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_MODEM) },
333 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GTM380_MODEM) },
334 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_Q101) },
335 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_Q111) },
336 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLX) },
337 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GKE) },
338 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLE) },
339 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600, 0xff, 0xff, 0xff) },
340 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220, 0xff, 0xff, 0xff) },
341 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS, 0xff, 0xff, 0xff) },
342 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1401, 0xff, 0xff, 0xff) },
343 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1402, 0xff, 0xff, 0xff) },
344 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1403, 0xff, 0xff, 0xff) },
345 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1404, 0xff, 0xff, 0xff) },
346 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1405, 0xff, 0xff, 0xff) },
347 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1406, 0xff, 0xff, 0xff) },
348 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1407, 0xff, 0xff, 0xff) },
349 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1408, 0xff, 0xff, 0xff) },
350 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1409, 0xff, 0xff, 0xff) },
351 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140A, 0xff, 0xff, 0xff) },
352 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140B, 0xff, 0xff, 0xff) },
353 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140C, 0xff, 0xff, 0xff) },
354 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140D, 0xff, 0xff, 0xff) },
355 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140E, 0xff, 0xff, 0xff) },
356 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140F, 0xff, 0xff, 0xff) },
357 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1410, 0xff, 0xff, 0xff) },
358 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1411, 0xff, 0xff, 0xff) },
359 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1412, 0xff, 0xff, 0xff) },
360 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1413, 0xff, 0xff, 0xff) },
361 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1414, 0xff, 0xff, 0xff) },
362 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1415, 0xff, 0xff, 0xff) },
363 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1416, 0xff, 0xff, 0xff) },
364 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1417, 0xff, 0xff, 0xff) },
365 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1418, 0xff, 0xff, 0xff) },
366 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1419, 0xff, 0xff, 0xff) },
367 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141A, 0xff, 0xff, 0xff) },
368 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141B, 0xff, 0xff, 0xff) },
369 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141C, 0xff, 0xff, 0xff) },
370 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141D, 0xff, 0xff, 0xff) },
371 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141E, 0xff, 0xff, 0xff) },
372 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141F, 0xff, 0xff, 0xff) },
373 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1420, 0xff, 0xff, 0xff) },
374 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1421, 0xff, 0xff, 0xff) },
375 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1422, 0xff, 0xff, 0xff) },
376 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1423, 0xff, 0xff, 0xff) },
377 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1424, 0xff, 0xff, 0xff) },
378 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1425, 0xff, 0xff, 0xff) },
379 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1426, 0xff, 0xff, 0xff) },
380 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1427, 0xff, 0xff, 0xff) },
381 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1428, 0xff, 0xff, 0xff) },
382 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1429, 0xff, 0xff, 0xff) },
383 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142A, 0xff, 0xff, 0xff) },
384 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142B, 0xff, 0xff, 0xff) },
385 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142C, 0xff, 0xff, 0xff) },
386 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142D, 0xff, 0xff, 0xff) },
387 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142E, 0xff, 0xff, 0xff) },
388 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142F, 0xff, 0xff, 0xff) },
389 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1430, 0xff, 0xff, 0xff) },
390 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1431, 0xff, 0xff, 0xff) },
391 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1432, 0xff, 0xff, 0xff) },
392 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1433, 0xff, 0xff, 0xff) },
393 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1434, 0xff, 0xff, 0xff) },
394 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1435, 0xff, 0xff, 0xff) },
395 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1436, 0xff, 0xff, 0xff) },
396 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1437, 0xff, 0xff, 0xff) },
397 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1438, 0xff, 0xff, 0xff) },
398 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1439, 0xff, 0xff, 0xff) },
399 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143A, 0xff, 0xff, 0xff) },
400 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143B, 0xff, 0xff, 0xff) },
401 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143C, 0xff, 0xff, 0xff) },
402 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143D, 0xff, 0xff, 0xff) },
403 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143E, 0xff, 0xff, 0xff) },
404 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143F, 0xff, 0xff, 0xff) },
405 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_9508) },
406 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, /* Novatel Merlin V640/XV620 */
407 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, /* Novatel Merlin V620/S620 */
408 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, /* Novatel Merlin EX720/V740/X720 */
409 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V720) }, /* Novatel Merlin V720/S720/PC720 */
410 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U730) }, /* Novatel U730/U740 (VF version) */
411 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U740) }, /* Novatel U740 */
412 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U870) }, /* Novatel U870 */
413 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_XU870) }, /* Novatel Merlin XU870 HSDPA/3G */
414 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_X950D) }, /* Novatel X950D */
415 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EV620) }, /* Novatel EV620/ES620 CDMA/EV-DO */
416 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES720) }, /* Novatel ES620/ES720/U720/USB720 */
417 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E725) }, /* Novatel E725/E726 */
418 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES620) }, /* Novatel Merlin ES620 SM Bus */
419 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU730) }, /* Novatel EU730 and Vodafone EU740 */
420 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU740) }, /* Novatel non-Vodafone EU740 */
421 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */
422 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */
423 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */
424 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U727) }, /* Novatel MC727/U727/USB727 */
425 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_FULLSPEED) }, /* Novatel EVDO product */
426 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED) }, /* Novatel HSPA product */
427 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED) }, /* Novatel EVDO Embedded product */
428 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED) }, /* Novatel HSPA Embedded product */
429 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED) }, /* Novatel EVDO product */
430 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED) }, /* Novatel HSPA product */
431 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED) }, /* Novatel EVDO Embedded product */
432 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED) }, /* Novatel HSPA Embedded product */
433 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL) }, /* Novatel Global product */
434 
435 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01) },
436 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01A) },
437 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H02) },
438 
439 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD) },		/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */
440 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5500_MINICARD) },		/* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
441 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5505_MINICARD) },		/* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
442 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_EXPRESSCARD) },		/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO ExpressCard == Novatel Merlin XV620 CDMA/EV-DO */
443 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5510_EXPRESSCARD) },		/* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard == Novatel Merlin XU870 HSDPA/3G */
444 	{ 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 */
445 	{ 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 */
446 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_VZW) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
447 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_SPRINT) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
448 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_TELUS) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
449 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_CINGULAR) },	/* Dell Wireless HSDPA 5520 == Novatel Expedite EU860D */
450 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_L) },	/* Dell Wireless HSDPA 5520 */
451 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_I) },	/* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */
452 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_SPRINT) },	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
453 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_TELUS) },	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
454 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_VZW) }, 	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
455 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) },	/* ADU-E100, ADU-310 */
456 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
457 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
458 	{ USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
459 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) },
460 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) },
461 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0003) },
462 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0004) },
463 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0005) },
464 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0006) },
465 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0007) },
466 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0008) },
467 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0009) },
468 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000a) },
469 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000b) },
470 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000c) },
471 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000d) },
472 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000e) },
473 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x000f) },
474 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0010) },
475 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0011) },
476 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0012) },
477 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0013) },
478 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0014) },
479 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0015) },
480 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0016) },
481 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0017) },
482 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0018) },
483 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0019) },
484 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0020) },
485 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0021) },
486 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0022) },
487 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0023) },
488 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0024) },
489 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0025) },
490 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0026) },
491 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0027) },
492 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0028) },
493 	{ USB_DEVICE(ONDA_VENDOR_ID, 0x0029) },
494 	{ USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MT503HS) },
495 	{ USB_DEVICE(YISO_VENDOR_ID, YISO_PRODUCT_U893) },
496 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
497 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },
498 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1004) },
499 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1005) },
500 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1006) },
501 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1007) },
502 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1008) },
503 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1009) },
504 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100A) },
505 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100B) },
506 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100C) },
507 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100D) },
508 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100E) },
509 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100F) },
510 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1010) },
511 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1011) },
512 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1012) },
513 	{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC650) },
514 	{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC680) },
515 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6000)}, /* ZTE AC8700 */
516 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
517 	{ USB_DEVICE(MAXON_VENDOR_ID, 0x6280) }, /* BP3-USB & BP3-EXT HSDPA */
518 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) },
519 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622) },
520 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF626) },
521 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628) },
522 	{ USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH) },
523 	{ USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) },
524 	{ USB_DEVICE(DLINK_VENDOR_ID, DLINK_PRODUCT_DWM_652) },
525 	{ USB_DEVICE(0x1da5, 0x4515) }, /* BenQ H20 */
526 	{ } /* Terminating entry */
527 };
528 MODULE_DEVICE_TABLE(usb, option_ids);
529 
530 static struct usb_driver option_driver = {
531 	.name       = "option",
532 	.probe      = usb_serial_probe,
533 	.disconnect = usb_serial_disconnect,
534 	.suspend    = usb_serial_suspend,
535 	.resume     = usb_serial_resume,
536 	.id_table   = option_ids,
537 	.no_dynamic_id = 	1,
538 };
539 
540 /* The card has three separate interfaces, which the serial driver
541  * recognizes separately, thus num_port=1.
542  */
543 
544 static struct usb_serial_driver option_1port_device = {
545 	.driver = {
546 		.owner =	THIS_MODULE,
547 		.name =		"option1",
548 	},
549 	.description       = "GSM modem (1-port)",
550 	.usb_driver        = &option_driver,
551 	.id_table          = option_ids,
552 	.num_ports         = 1,
553 	.open              = option_open,
554 	.close             = option_close,
555 	.dtr_rts	   = option_dtr_rts,
556 	.write             = option_write,
557 	.write_room        = option_write_room,
558 	.chars_in_buffer   = option_chars_in_buffer,
559 	.set_termios       = option_set_termios,
560 	.tiocmget          = option_tiocmget,
561 	.tiocmset          = option_tiocmset,
562 	.attach            = option_startup,
563 	.shutdown          = option_shutdown,
564 	.read_int_callback = option_instat_callback,
565 	.suspend           = option_suspend,
566 	.resume            = option_resume,
567 };
568 
569 static int debug;
570 
571 /* per port private data */
572 
573 #define N_IN_URB 4
574 #define N_OUT_URB 4
575 #define IN_BUFLEN 4096
576 #define OUT_BUFLEN 4096
577 
578 struct option_port_private {
579 	/* Input endpoints and buffer for this port */
580 	struct urb *in_urbs[N_IN_URB];
581 	u8 *in_buffer[N_IN_URB];
582 	/* Output endpoints and buffer for this port */
583 	struct urb *out_urbs[N_OUT_URB];
584 	u8 *out_buffer[N_OUT_URB];
585 	unsigned long out_busy;		/* Bit vector of URBs in use */
586 
587 	/* Settings for the port */
588 	int rts_state;	/* Handshaking pins (outputs) */
589 	int dtr_state;
590 	int cts_state;	/* Handshaking pins (inputs) */
591 	int dsr_state;
592 	int dcd_state;
593 	int ri_state;
594 
595 	unsigned long tx_start_time[N_OUT_URB];
596 };
597 
598 /* Functions used by new usb-serial code. */
599 static int __init option_init(void)
600 {
601 	int retval;
602 	retval = usb_serial_register(&option_1port_device);
603 	if (retval)
604 		goto failed_1port_device_register;
605 	retval = usb_register(&option_driver);
606 	if (retval)
607 		goto failed_driver_register;
608 
609 	printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
610 	       DRIVER_DESC "\n");
611 
612 	return 0;
613 
614 failed_driver_register:
615 	usb_serial_deregister(&option_1port_device);
616 failed_1port_device_register:
617 	return retval;
618 }
619 
620 static void __exit option_exit(void)
621 {
622 	usb_deregister(&option_driver);
623 	usb_serial_deregister(&option_1port_device);
624 }
625 
626 module_init(option_init);
627 module_exit(option_exit);
628 
629 static void option_set_termios(struct tty_struct *tty,
630 		struct usb_serial_port *port, struct ktermios *old_termios)
631 {
632 	dbg("%s", __func__);
633 	/* Doesn't support option setting */
634 	tty_termios_copy_hw(tty->termios, old_termios);
635 	option_send_setup(port);
636 }
637 
638 static int option_tiocmget(struct tty_struct *tty, struct file *file)
639 {
640 	struct usb_serial_port *port = tty->driver_data;
641 	unsigned int value;
642 	struct option_port_private *portdata;
643 
644 	portdata = usb_get_serial_port_data(port);
645 
646 	value = ((portdata->rts_state) ? TIOCM_RTS : 0) |
647 		((portdata->dtr_state) ? TIOCM_DTR : 0) |
648 		((portdata->cts_state) ? TIOCM_CTS : 0) |
649 		((portdata->dsr_state) ? TIOCM_DSR : 0) |
650 		((portdata->dcd_state) ? TIOCM_CAR : 0) |
651 		((portdata->ri_state) ? TIOCM_RNG : 0);
652 
653 	return value;
654 }
655 
656 static int option_tiocmset(struct tty_struct *tty, struct file *file,
657 			unsigned int set, unsigned int clear)
658 {
659 	struct usb_serial_port *port = tty->driver_data;
660 	struct option_port_private *portdata;
661 
662 	portdata = usb_get_serial_port_data(port);
663 
664 	/* FIXME: what locks portdata fields ? */
665 	if (set & TIOCM_RTS)
666 		portdata->rts_state = 1;
667 	if (set & TIOCM_DTR)
668 		portdata->dtr_state = 1;
669 
670 	if (clear & TIOCM_RTS)
671 		portdata->rts_state = 0;
672 	if (clear & TIOCM_DTR)
673 		portdata->dtr_state = 0;
674 	return option_send_setup(port);
675 }
676 
677 /* Write */
678 static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
679 			const unsigned char *buf, int count)
680 {
681 	struct option_port_private *portdata;
682 	int i;
683 	int left, todo;
684 	struct urb *this_urb = NULL; /* spurious */
685 	int err;
686 
687 	portdata = usb_get_serial_port_data(port);
688 
689 	dbg("%s: write (%d chars)", __func__, count);
690 
691 	i = 0;
692 	left = count;
693 	for (i = 0; left > 0 && i < N_OUT_URB; i++) {
694 		todo = left;
695 		if (todo > OUT_BUFLEN)
696 			todo = OUT_BUFLEN;
697 
698 		this_urb = portdata->out_urbs[i];
699 		if (test_and_set_bit(i, &portdata->out_busy)) {
700 			if (time_before(jiffies,
701 					portdata->tx_start_time[i] + 10 * HZ))
702 				continue;
703 			usb_unlink_urb(this_urb);
704 			continue;
705 		}
706 		dbg("%s: endpoint %d buf %d", __func__,
707 			usb_pipeendpoint(this_urb->pipe), i);
708 
709 		/* send the data */
710 		memcpy(this_urb->transfer_buffer, buf, todo);
711 		this_urb->transfer_buffer_length = todo;
712 
713 		this_urb->dev = port->serial->dev;
714 		err = usb_submit_urb(this_urb, GFP_ATOMIC);
715 		if (err) {
716 			dbg("usb_submit_urb %p (write bulk) failed "
717 				"(%d)", this_urb, err);
718 			clear_bit(i, &portdata->out_busy);
719 			continue;
720 		}
721 		portdata->tx_start_time[i] = jiffies;
722 		buf += todo;
723 		left -= todo;
724 	}
725 
726 	count -= left;
727 	dbg("%s: wrote (did %d)", __func__, count);
728 	return count;
729 }
730 
731 static void option_indat_callback(struct urb *urb)
732 {
733 	int err;
734 	int endpoint;
735 	struct usb_serial_port *port;
736 	struct tty_struct *tty;
737 	unsigned char *data = urb->transfer_buffer;
738 	int status = urb->status;
739 
740 	dbg("%s: %p", __func__, urb);
741 
742 	endpoint = usb_pipeendpoint(urb->pipe);
743 	port =  urb->context;
744 
745 	if (status) {
746 		dbg("%s: nonzero status: %d on endpoint %02x.",
747 		    __func__, status, endpoint);
748 	} else {
749 		tty = tty_port_tty_get(&port->port);
750 		if (urb->actual_length) {
751 			tty_buffer_request_room(tty, urb->actual_length);
752 			tty_insert_flip_string(tty, data, urb->actual_length);
753 			tty_flip_buffer_push(tty);
754 		} else
755 			dbg("%s: empty read urb received", __func__);
756 		tty_kref_put(tty);
757 
758 		/* Resubmit urb so we continue receiving */
759 		if (port->port.count && status != -ESHUTDOWN) {
760 			err = usb_submit_urb(urb, GFP_ATOMIC);
761 			if (err)
762 				printk(KERN_ERR "%s: resubmit read urb failed. "
763 					"(%d)", __func__, err);
764 		}
765 	}
766 	return;
767 }
768 
769 static void option_outdat_callback(struct urb *urb)
770 {
771 	struct usb_serial_port *port;
772 	struct option_port_private *portdata;
773 	int i;
774 
775 	dbg("%s", __func__);
776 
777 	port =  urb->context;
778 
779 	usb_serial_port_softint(port);
780 
781 	portdata = usb_get_serial_port_data(port);
782 	for (i = 0; i < N_OUT_URB; ++i) {
783 		if (portdata->out_urbs[i] == urb) {
784 			smp_mb__before_clear_bit();
785 			clear_bit(i, &portdata->out_busy);
786 			break;
787 		}
788 	}
789 }
790 
791 static void option_instat_callback(struct urb *urb)
792 {
793 	int err;
794 	int status = urb->status;
795 	struct usb_serial_port *port =  urb->context;
796 	struct option_port_private *portdata = usb_get_serial_port_data(port);
797 	struct usb_serial *serial = port->serial;
798 
799 	dbg("%s", __func__);
800 	dbg("%s: urb %p port %p has data %p", __func__, urb, port, portdata);
801 
802 	if (status == 0) {
803 		struct usb_ctrlrequest *req_pkt =
804 				(struct usb_ctrlrequest *)urb->transfer_buffer;
805 
806 		if (!req_pkt) {
807 			dbg("%s: NULL req_pkt\n", __func__);
808 			return;
809 		}
810 		if ((req_pkt->bRequestType == 0xA1) &&
811 				(req_pkt->bRequest == 0x20)) {
812 			int old_dcd_state;
813 			unsigned char signals = *((unsigned char *)
814 					urb->transfer_buffer +
815 					sizeof(struct usb_ctrlrequest));
816 
817 			dbg("%s: signal x%x", __func__, signals);
818 
819 			old_dcd_state = portdata->dcd_state;
820 			portdata->cts_state = 1;
821 			portdata->dcd_state = ((signals & 0x01) ? 1 : 0);
822 			portdata->dsr_state = ((signals & 0x02) ? 1 : 0);
823 			portdata->ri_state = ((signals & 0x08) ? 1 : 0);
824 
825 			if (old_dcd_state && !portdata->dcd_state) {
826 				struct tty_struct *tty =
827 						tty_port_tty_get(&port->port);
828 				if (tty && !C_CLOCAL(tty))
829 					tty_hangup(tty);
830 				tty_kref_put(tty);
831 			}
832 		} else {
833 			dbg("%s: type %x req %x", __func__,
834 				req_pkt->bRequestType, req_pkt->bRequest);
835 		}
836 	} else
837 		err("%s: error %d", __func__, status);
838 
839 	/* Resubmit urb so we continue receiving IRQ data */
840 	if (status != -ESHUTDOWN && status != -ENOENT) {
841 		urb->dev = serial->dev;
842 		err = usb_submit_urb(urb, GFP_ATOMIC);
843 		if (err)
844 			dbg("%s: resubmit intr urb failed. (%d)",
845 				__func__, err);
846 	}
847 }
848 
849 static int option_write_room(struct tty_struct *tty)
850 {
851 	struct usb_serial_port *port = tty->driver_data;
852 	struct option_port_private *portdata;
853 	int i;
854 	int data_len = 0;
855 	struct urb *this_urb;
856 
857 	portdata = usb_get_serial_port_data(port);
858 
859 	for (i = 0; i < N_OUT_URB; i++) {
860 		this_urb = portdata->out_urbs[i];
861 		if (this_urb && !test_bit(i, &portdata->out_busy))
862 			data_len += OUT_BUFLEN;
863 	}
864 
865 	dbg("%s: %d", __func__, data_len);
866 	return data_len;
867 }
868 
869 static int option_chars_in_buffer(struct tty_struct *tty)
870 {
871 	struct usb_serial_port *port = tty->driver_data;
872 	struct option_port_private *portdata;
873 	int i;
874 	int data_len = 0;
875 	struct urb *this_urb;
876 
877 	portdata = usb_get_serial_port_data(port);
878 
879 	for (i = 0; i < N_OUT_URB; i++) {
880 		this_urb = portdata->out_urbs[i];
881 		/* FIXME: This locking is insufficient as this_urb may
882 		   go unused during the test */
883 		if (this_urb && test_bit(i, &portdata->out_busy))
884 			data_len += this_urb->transfer_buffer_length;
885 	}
886 	dbg("%s: %d", __func__, data_len);
887 	return data_len;
888 }
889 
890 static int option_open(struct tty_struct *tty,
891 			struct usb_serial_port *port, struct file *filp)
892 {
893 	struct option_port_private *portdata;
894 	struct usb_serial *serial = port->serial;
895 	int i, err;
896 	struct urb *urb;
897 
898 	portdata = usb_get_serial_port_data(port);
899 
900 	dbg("%s", __func__);
901 
902 	/* Reset low level data toggle and start reading from endpoints */
903 	for (i = 0; i < N_IN_URB; i++) {
904 		urb = portdata->in_urbs[i];
905 		if (!urb)
906 			continue;
907 		if (urb->dev != serial->dev) {
908 			dbg("%s: dev %p != %p", __func__,
909 				urb->dev, serial->dev);
910 			continue;
911 		}
912 
913 		/*
914 		 * make sure endpoint data toggle is synchronized with the
915 		 * device
916 		 */
917 		usb_clear_halt(urb->dev, urb->pipe);
918 
919 		err = usb_submit_urb(urb, GFP_KERNEL);
920 		if (err) {
921 			dbg("%s: submit urb %d failed (%d) %d",
922 				__func__, i, err,
923 				urb->transfer_buffer_length);
924 		}
925 	}
926 
927 	/* Reset low level data toggle on out endpoints */
928 	for (i = 0; i < N_OUT_URB; i++) {
929 		urb = portdata->out_urbs[i];
930 		if (!urb)
931 			continue;
932 		urb->dev = serial->dev;
933 		/* usb_settoggle(urb->dev, usb_pipeendpoint(urb->pipe),
934 				usb_pipeout(urb->pipe), 0); */
935 	}
936 
937 	option_send_setup(port);
938 
939 	return 0;
940 }
941 
942 static void option_dtr_rts(struct usb_serial_port *port, int on)
943 {
944 	struct usb_serial *serial = port->serial;
945 	struct option_port_private *portdata;
946 
947 	dbg("%s", __func__);
948 	portdata = usb_get_serial_port_data(port);
949 	mutex_lock(&serial->disc_mutex);
950 	portdata->rts_state = on;
951 	portdata->dtr_state = on;
952 	if (serial->dev)
953 		option_send_setup(port);
954 	mutex_unlock(&serial->disc_mutex);
955 }
956 
957 
958 static void option_close(struct usb_serial_port *port)
959 {
960 	int i;
961 	struct usb_serial *serial = port->serial;
962 	struct option_port_private *portdata;
963 
964 	dbg("%s", __func__);
965 	portdata = usb_get_serial_port_data(port);
966 
967 	if (serial->dev) {
968 		/* Stop reading/writing urbs */
969 		for (i = 0; i < N_IN_URB; i++)
970 			usb_kill_urb(portdata->in_urbs[i]);
971 		for (i = 0; i < N_OUT_URB; i++)
972 			usb_kill_urb(portdata->out_urbs[i]);
973 	}
974 }
975 
976 /* Helper functions used by option_setup_urbs */
977 static struct urb *option_setup_urb(struct usb_serial *serial, int endpoint,
978 		int dir, void *ctx, char *buf, int len,
979 		void (*callback)(struct urb *))
980 {
981 	struct urb *urb;
982 
983 	if (endpoint == -1)
984 		return NULL;		/* endpoint not needed */
985 
986 	urb = usb_alloc_urb(0, GFP_KERNEL);		/* No ISO */
987 	if (urb == NULL) {
988 		dbg("%s: alloc for endpoint %d failed.", __func__, endpoint);
989 		return NULL;
990 	}
991 
992 		/* Fill URB using supplied data. */
993 	usb_fill_bulk_urb(urb, serial->dev,
994 		      usb_sndbulkpipe(serial->dev, endpoint) | dir,
995 		      buf, len, callback, ctx);
996 
997 	return urb;
998 }
999 
1000 /* Setup urbs */
1001 static void option_setup_urbs(struct usb_serial *serial)
1002 {
1003 	int i, j;
1004 	struct usb_serial_port *port;
1005 	struct option_port_private *portdata;
1006 
1007 	dbg("%s", __func__);
1008 
1009 	for (i = 0; i < serial->num_ports; i++) {
1010 		port = serial->port[i];
1011 		portdata = usb_get_serial_port_data(port);
1012 
1013 		/* Do indat endpoints first */
1014 		for (j = 0; j < N_IN_URB; ++j) {
1015 			portdata->in_urbs[j] = option_setup_urb(serial,
1016 					port->bulk_in_endpointAddress,
1017 					USB_DIR_IN, port,
1018 					portdata->in_buffer[j],
1019 					IN_BUFLEN, option_indat_callback);
1020 		}
1021 
1022 		/* outdat endpoints */
1023 		for (j = 0; j < N_OUT_URB; ++j) {
1024 			portdata->out_urbs[j] = option_setup_urb(serial,
1025 					port->bulk_out_endpointAddress,
1026 					USB_DIR_OUT, port,
1027 					portdata->out_buffer[j],
1028 					OUT_BUFLEN, option_outdat_callback);
1029 		}
1030 	}
1031 }
1032 
1033 
1034 /** send RTS/DTR state to the port.
1035  *
1036  * This is exactly the same as SET_CONTROL_LINE_STATE from the PSTN
1037  * CDC.
1038 */
1039 static int option_send_setup(struct usb_serial_port *port)
1040 {
1041 	struct usb_serial *serial = port->serial;
1042 	struct option_port_private *portdata;
1043 	int ifNum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
1044 	int val = 0;
1045 	dbg("%s", __func__);
1046 
1047 	portdata = usb_get_serial_port_data(port);
1048 
1049 	if (portdata->dtr_state)
1050 		val |= 0x01;
1051 	if (portdata->rts_state)
1052 		val |= 0x02;
1053 
1054 	return usb_control_msg(serial->dev,
1055 		usb_rcvctrlpipe(serial->dev, 0),
1056 		0x22, 0x21, val, ifNum, NULL, 0, USB_CTRL_SET_TIMEOUT);
1057 }
1058 
1059 static int option_startup(struct usb_serial *serial)
1060 {
1061 	int i, j, err;
1062 	struct usb_serial_port *port;
1063 	struct option_port_private *portdata;
1064 	u8 *buffer;
1065 
1066 	dbg("%s", __func__);
1067 
1068 	/* Now setup per port private data */
1069 	for (i = 0; i < serial->num_ports; i++) {
1070 		port = serial->port[i];
1071 		portdata = kzalloc(sizeof(*portdata), GFP_KERNEL);
1072 		if (!portdata) {
1073 			dbg("%s: kmalloc for option_port_private (%d) failed!.",
1074 					__func__, i);
1075 			return 1;
1076 		}
1077 
1078 		for (j = 0; j < N_IN_URB; j++) {
1079 			buffer = (u8 *)__get_free_page(GFP_KERNEL);
1080 			if (!buffer)
1081 				goto bail_out_error;
1082 			portdata->in_buffer[j] = buffer;
1083 		}
1084 
1085 		for (j = 0; j < N_OUT_URB; j++) {
1086 			buffer = kmalloc(OUT_BUFLEN, GFP_KERNEL);
1087 			if (!buffer)
1088 				goto bail_out_error2;
1089 			portdata->out_buffer[j] = buffer;
1090 		}
1091 
1092 		usb_set_serial_port_data(port, portdata);
1093 
1094 		if (!port->interrupt_in_urb)
1095 			continue;
1096 		err = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
1097 		if (err)
1098 			dbg("%s: submit irq_in urb failed %d",
1099 				__func__, err);
1100 	}
1101 	option_setup_urbs(serial);
1102 	return 0;
1103 
1104 bail_out_error2:
1105 	for (j = 0; j < N_OUT_URB; j++)
1106 		kfree(portdata->out_buffer[j]);
1107 bail_out_error:
1108 	for (j = 0; j < N_IN_URB; j++)
1109 		if (portdata->in_buffer[j])
1110 			free_page((unsigned long)portdata->in_buffer[j]);
1111 	kfree(portdata);
1112 	return 1;
1113 }
1114 
1115 static void stop_read_write_urbs(struct usb_serial *serial)
1116 {
1117 	int i, j;
1118 	struct usb_serial_port *port;
1119 	struct option_port_private *portdata;
1120 
1121 	/* Stop reading/writing urbs */
1122 	for (i = 0; i < serial->num_ports; ++i) {
1123 		port = serial->port[i];
1124 		portdata = usb_get_serial_port_data(port);
1125 		for (j = 0; j < N_IN_URB; j++)
1126 			usb_kill_urb(portdata->in_urbs[j]);
1127 		for (j = 0; j < N_OUT_URB; j++)
1128 			usb_kill_urb(portdata->out_urbs[j]);
1129 	}
1130 }
1131 
1132 static void option_shutdown(struct usb_serial *serial)
1133 {
1134 	int i, j;
1135 	struct usb_serial_port *port;
1136 	struct option_port_private *portdata;
1137 
1138 	dbg("%s", __func__);
1139 
1140 	stop_read_write_urbs(serial);
1141 
1142 	/* Now free them */
1143 	for (i = 0; i < serial->num_ports; ++i) {
1144 		port = serial->port[i];
1145 		portdata = usb_get_serial_port_data(port);
1146 
1147 		for (j = 0; j < N_IN_URB; j++) {
1148 			if (portdata->in_urbs[j]) {
1149 				usb_free_urb(portdata->in_urbs[j]);
1150 				free_page((unsigned long)
1151 					portdata->in_buffer[j]);
1152 				portdata->in_urbs[j] = NULL;
1153 			}
1154 		}
1155 		for (j = 0; j < N_OUT_URB; j++) {
1156 			if (portdata->out_urbs[j]) {
1157 				usb_free_urb(portdata->out_urbs[j]);
1158 				kfree(portdata->out_buffer[j]);
1159 				portdata->out_urbs[j] = NULL;
1160 			}
1161 		}
1162 	}
1163 
1164 	/* Now free per port private data */
1165 	for (i = 0; i < serial->num_ports; i++) {
1166 		port = serial->port[i];
1167 		kfree(usb_get_serial_port_data(port));
1168 	}
1169 }
1170 
1171 static int option_suspend(struct usb_serial *serial, pm_message_t message)
1172 {
1173 	dbg("%s entered", __func__);
1174 	stop_read_write_urbs(serial);
1175 
1176 	return 0;
1177 }
1178 
1179 static int option_resume(struct usb_serial *serial)
1180 {
1181 	int err, i, j;
1182 	struct usb_serial_port *port;
1183 	struct urb *urb;
1184 	struct option_port_private *portdata;
1185 
1186 	dbg("%s entered", __func__);
1187 	/* get the interrupt URBs resubmitted unconditionally */
1188 	for (i = 0; i < serial->num_ports; i++) {
1189 		port = serial->port[i];
1190 		if (!port->interrupt_in_urb) {
1191 			dbg("%s: No interrupt URB for port %d\n", __func__, i);
1192 			continue;
1193 		}
1194 		port->interrupt_in_urb->dev = serial->dev;
1195 		err = usb_submit_urb(port->interrupt_in_urb, GFP_NOIO);
1196 		dbg("Submitted interrupt URB for port %d (result %d)", i, err);
1197 		if (err < 0) {
1198 			err("%s: Error %d for interrupt URB of port%d",
1199 				 __func__, err, i);
1200 			return err;
1201 		}
1202 	}
1203 
1204 	for (i = 0; i < serial->num_ports; i++) {
1205 		/* walk all ports */
1206 		port = serial->port[i];
1207 		portdata = usb_get_serial_port_data(port);
1208 		mutex_lock(&port->mutex);
1209 
1210 		/* skip closed ports */
1211 		if (!port->port.count) {
1212 			mutex_unlock(&port->mutex);
1213 			continue;
1214 		}
1215 
1216 		for (j = 0; j < N_IN_URB; j++) {
1217 			urb = portdata->in_urbs[j];
1218 			err = usb_submit_urb(urb, GFP_NOIO);
1219 			if (err < 0) {
1220 				mutex_unlock(&port->mutex);
1221 				err("%s: Error %d for bulk URB %d",
1222 					 __func__, err, i);
1223 				return err;
1224 			}
1225 		}
1226 		mutex_unlock(&port->mutex);
1227 	}
1228 	return 0;
1229 }
1230 
1231 MODULE_AUTHOR(DRIVER_AUTHOR);
1232 MODULE_DESCRIPTION(DRIVER_DESC);
1233 MODULE_VERSION(DRIVER_VERSION);
1234 MODULE_LICENSE("GPL");
1235 
1236 module_param(debug, bool, S_IRUGO | S_IWUSR);
1237 MODULE_PARM_DESC(debug, "Debug messages");
1238