xref: /linux/drivers/usb/serial/option.c (revision 273b281fa22c293963ee3e6eec418f5dda2dbc83)
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 static void option_close(struct usb_serial_port *port);
50 static void option_dtr_rts(struct usb_serial_port *port, int on);
51 
52 static int  option_startup(struct usb_serial *serial);
53 static void option_disconnect(struct usb_serial *serial);
54 static void option_release(struct usb_serial *serial);
55 static int  option_write_room(struct tty_struct *tty);
56 
57 static void option_instat_callback(struct urb *urb);
58 
59 static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
60 			const unsigned char *buf, int count);
61 static int  option_chars_in_buffer(struct tty_struct *tty);
62 static void option_set_termios(struct tty_struct *tty,
63 			struct usb_serial_port *port, struct ktermios *old);
64 static int  option_tiocmget(struct tty_struct *tty, struct file *file);
65 static int  option_tiocmset(struct tty_struct *tty, struct file *file,
66 				unsigned int set, unsigned int clear);
67 static int  option_send_setup(struct usb_serial_port *port);
68 #ifdef CONFIG_PM
69 static int  option_suspend(struct usb_serial *serial, pm_message_t message);
70 static int  option_resume(struct usb_serial *serial);
71 #endif
72 
73 /* Vendor and product IDs */
74 #define OPTION_VENDOR_ID			0x0AF0
75 #define OPTION_PRODUCT_COLT			0x5000
76 #define OPTION_PRODUCT_RICOLA			0x6000
77 #define OPTION_PRODUCT_RICOLA_LIGHT		0x6100
78 #define OPTION_PRODUCT_RICOLA_QUAD		0x6200
79 #define OPTION_PRODUCT_RICOLA_QUAD_LIGHT	0x6300
80 #define OPTION_PRODUCT_RICOLA_NDIS		0x6050
81 #define OPTION_PRODUCT_RICOLA_NDIS_LIGHT	0x6150
82 #define OPTION_PRODUCT_RICOLA_NDIS_QUAD		0x6250
83 #define OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT	0x6350
84 #define OPTION_PRODUCT_COBRA			0x6500
85 #define OPTION_PRODUCT_COBRA_BUS		0x6501
86 #define OPTION_PRODUCT_VIPER			0x6600
87 #define OPTION_PRODUCT_VIPER_BUS		0x6601
88 #define OPTION_PRODUCT_GT_MAX_READY		0x6701
89 #define OPTION_PRODUCT_FUJI_MODEM_LIGHT		0x6721
90 #define OPTION_PRODUCT_FUJI_MODEM_GT		0x6741
91 #define OPTION_PRODUCT_FUJI_MODEM_EX		0x6761
92 #define OPTION_PRODUCT_KOI_MODEM		0x6800
93 #define OPTION_PRODUCT_SCORPION_MODEM		0x6901
94 #define OPTION_PRODUCT_ETNA_MODEM		0x7001
95 #define OPTION_PRODUCT_ETNA_MODEM_LITE		0x7021
96 #define OPTION_PRODUCT_ETNA_MODEM_GT		0x7041
97 #define OPTION_PRODUCT_ETNA_MODEM_EX		0x7061
98 #define OPTION_PRODUCT_ETNA_KOI_MODEM		0x7100
99 #define OPTION_PRODUCT_GTM380_MODEM		0x7201
100 
101 #define HUAWEI_VENDOR_ID			0x12D1
102 #define HUAWEI_PRODUCT_E600			0x1001
103 #define HUAWEI_PRODUCT_E220			0x1003
104 #define HUAWEI_PRODUCT_E220BIS			0x1004
105 #define HUAWEI_PRODUCT_E1401			0x1401
106 #define HUAWEI_PRODUCT_E1402			0x1402
107 #define HUAWEI_PRODUCT_E1403			0x1403
108 #define HUAWEI_PRODUCT_E1404			0x1404
109 #define HUAWEI_PRODUCT_E1405			0x1405
110 #define HUAWEI_PRODUCT_E1406			0x1406
111 #define HUAWEI_PRODUCT_E1407			0x1407
112 #define HUAWEI_PRODUCT_E1408			0x1408
113 #define HUAWEI_PRODUCT_E1409			0x1409
114 #define HUAWEI_PRODUCT_E140A			0x140A
115 #define HUAWEI_PRODUCT_E140B			0x140B
116 #define HUAWEI_PRODUCT_E140C			0x140C
117 #define HUAWEI_PRODUCT_E140D			0x140D
118 #define HUAWEI_PRODUCT_E140E			0x140E
119 #define HUAWEI_PRODUCT_E140F			0x140F
120 #define HUAWEI_PRODUCT_E1410			0x1410
121 #define HUAWEI_PRODUCT_E1411			0x1411
122 #define HUAWEI_PRODUCT_E1412			0x1412
123 #define HUAWEI_PRODUCT_E1413			0x1413
124 #define HUAWEI_PRODUCT_E1414			0x1414
125 #define HUAWEI_PRODUCT_E1415			0x1415
126 #define HUAWEI_PRODUCT_E1416			0x1416
127 #define HUAWEI_PRODUCT_E1417			0x1417
128 #define HUAWEI_PRODUCT_E1418			0x1418
129 #define HUAWEI_PRODUCT_E1419			0x1419
130 #define HUAWEI_PRODUCT_E141A			0x141A
131 #define HUAWEI_PRODUCT_E141B			0x141B
132 #define HUAWEI_PRODUCT_E141C			0x141C
133 #define HUAWEI_PRODUCT_E141D			0x141D
134 #define HUAWEI_PRODUCT_E141E			0x141E
135 #define HUAWEI_PRODUCT_E141F			0x141F
136 #define HUAWEI_PRODUCT_E1420			0x1420
137 #define HUAWEI_PRODUCT_E1421			0x1421
138 #define HUAWEI_PRODUCT_E1422			0x1422
139 #define HUAWEI_PRODUCT_E1423			0x1423
140 #define HUAWEI_PRODUCT_E1424			0x1424
141 #define HUAWEI_PRODUCT_E1425			0x1425
142 #define HUAWEI_PRODUCT_E1426			0x1426
143 #define HUAWEI_PRODUCT_E1427			0x1427
144 #define HUAWEI_PRODUCT_E1428			0x1428
145 #define HUAWEI_PRODUCT_E1429			0x1429
146 #define HUAWEI_PRODUCT_E142A			0x142A
147 #define HUAWEI_PRODUCT_E142B			0x142B
148 #define HUAWEI_PRODUCT_E142C			0x142C
149 #define HUAWEI_PRODUCT_E142D			0x142D
150 #define HUAWEI_PRODUCT_E142E			0x142E
151 #define HUAWEI_PRODUCT_E142F			0x142F
152 #define HUAWEI_PRODUCT_E1430			0x1430
153 #define HUAWEI_PRODUCT_E1431			0x1431
154 #define HUAWEI_PRODUCT_E1432			0x1432
155 #define HUAWEI_PRODUCT_E1433			0x1433
156 #define HUAWEI_PRODUCT_E1434			0x1434
157 #define HUAWEI_PRODUCT_E1435			0x1435
158 #define HUAWEI_PRODUCT_E1436			0x1436
159 #define HUAWEI_PRODUCT_E1437			0x1437
160 #define HUAWEI_PRODUCT_E1438			0x1438
161 #define HUAWEI_PRODUCT_E1439			0x1439
162 #define HUAWEI_PRODUCT_E143A			0x143A
163 #define HUAWEI_PRODUCT_E143B			0x143B
164 #define HUAWEI_PRODUCT_E143C			0x143C
165 #define HUAWEI_PRODUCT_E143D			0x143D
166 #define HUAWEI_PRODUCT_E143E			0x143E
167 #define HUAWEI_PRODUCT_E143F			0x143F
168 #define HUAWEI_PRODUCT_E14AC			0x14AC
169 
170 #define QUANTA_VENDOR_ID			0x0408
171 #define QUANTA_PRODUCT_Q101			0xEA02
172 #define QUANTA_PRODUCT_Q111			0xEA03
173 #define QUANTA_PRODUCT_GLX			0xEA04
174 #define QUANTA_PRODUCT_GKE			0xEA05
175 #define QUANTA_PRODUCT_GLE			0xEA06
176 
177 #define NOVATELWIRELESS_VENDOR_ID		0x1410
178 
179 /* YISO PRODUCTS */
180 
181 #define YISO_VENDOR_ID				0x0EAB
182 #define YISO_PRODUCT_U893			0xC893
183 
184 /* MERLIN EVDO PRODUCTS */
185 #define NOVATELWIRELESS_PRODUCT_V640		0x1100
186 #define NOVATELWIRELESS_PRODUCT_V620		0x1110
187 #define NOVATELWIRELESS_PRODUCT_V740		0x1120
188 #define NOVATELWIRELESS_PRODUCT_V720		0x1130
189 
190 /* MERLIN HSDPA/HSPA PRODUCTS */
191 #define NOVATELWIRELESS_PRODUCT_U730		0x1400
192 #define NOVATELWIRELESS_PRODUCT_U740		0x1410
193 #define NOVATELWIRELESS_PRODUCT_U870		0x1420
194 #define NOVATELWIRELESS_PRODUCT_XU870		0x1430
195 #define NOVATELWIRELESS_PRODUCT_X950D		0x1450
196 
197 /* EXPEDITE PRODUCTS */
198 #define NOVATELWIRELESS_PRODUCT_EV620		0x2100
199 #define NOVATELWIRELESS_PRODUCT_ES720		0x2110
200 #define NOVATELWIRELESS_PRODUCT_E725		0x2120
201 #define NOVATELWIRELESS_PRODUCT_ES620		0x2130
202 #define NOVATELWIRELESS_PRODUCT_EU730		0x2400
203 #define NOVATELWIRELESS_PRODUCT_EU740		0x2410
204 #define NOVATELWIRELESS_PRODUCT_EU870D		0x2420
205 
206 /* OVATION PRODUCTS */
207 #define NOVATELWIRELESS_PRODUCT_MC727		0x4100
208 #define NOVATELWIRELESS_PRODUCT_MC950D		0x4400
209 #define NOVATELWIRELESS_PRODUCT_U727		0x5010
210 #define NOVATELWIRELESS_PRODUCT_MC727_NEW	0x5100
211 #define NOVATELWIRELESS_PRODUCT_MC760		0x6000
212 #define NOVATELWIRELESS_PRODUCT_OVMC760		0x6002
213 
214 /* FUTURE NOVATEL PRODUCTS */
215 #define NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED	0X6001
216 #define NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED	0X7000
217 #define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED	0X7001
218 #define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED	0X8000
219 #define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED	0X8001
220 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED	0X9000
221 #define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED	0X9001
222 #define NOVATELWIRELESS_PRODUCT_GLOBAL		0XA001
223 
224 /* AMOI PRODUCTS */
225 #define AMOI_VENDOR_ID				0x1614
226 #define AMOI_PRODUCT_H01			0x0800
227 #define AMOI_PRODUCT_H01A			0x7002
228 #define AMOI_PRODUCT_H02			0x0802
229 
230 #define DELL_VENDOR_ID				0x413C
231 
232 /* Dell modems */
233 #define DELL_PRODUCT_5700_MINICARD		0x8114
234 #define DELL_PRODUCT_5500_MINICARD		0x8115
235 #define DELL_PRODUCT_5505_MINICARD		0x8116
236 #define DELL_PRODUCT_5700_EXPRESSCARD		0x8117
237 #define DELL_PRODUCT_5510_EXPRESSCARD		0x8118
238 
239 #define DELL_PRODUCT_5700_MINICARD_SPRINT	0x8128
240 #define DELL_PRODUCT_5700_MINICARD_TELUS	0x8129
241 
242 #define DELL_PRODUCT_5720_MINICARD_VZW		0x8133
243 #define DELL_PRODUCT_5720_MINICARD_SPRINT	0x8134
244 #define DELL_PRODUCT_5720_MINICARD_TELUS	0x8135
245 #define DELL_PRODUCT_5520_MINICARD_CINGULAR	0x8136
246 #define DELL_PRODUCT_5520_MINICARD_GENERIC_L	0x8137
247 #define DELL_PRODUCT_5520_MINICARD_GENERIC_I	0x8138
248 
249 #define DELL_PRODUCT_5730_MINICARD_SPRINT	0x8180
250 #define DELL_PRODUCT_5730_MINICARD_TELUS	0x8181
251 #define DELL_PRODUCT_5730_MINICARD_VZW		0x8182
252 
253 #define KYOCERA_VENDOR_ID			0x0c88
254 #define KYOCERA_PRODUCT_KPC650			0x17da
255 #define KYOCERA_PRODUCT_KPC680			0x180a
256 
257 #define ANYDATA_VENDOR_ID			0x16d5
258 #define ANYDATA_PRODUCT_ADU_620UW		0x6202
259 #define ANYDATA_PRODUCT_ADU_E100A		0x6501
260 #define ANYDATA_PRODUCT_ADU_500A		0x6502
261 
262 #define AXESSTEL_VENDOR_ID			0x1726
263 #define AXESSTEL_PRODUCT_MV110H			0x1000
264 
265 #define BANDRICH_VENDOR_ID			0x1A8D
266 #define BANDRICH_PRODUCT_C100_1			0x1002
267 #define BANDRICH_PRODUCT_C100_2			0x1003
268 #define BANDRICH_PRODUCT_1004			0x1004
269 #define BANDRICH_PRODUCT_1005			0x1005
270 #define BANDRICH_PRODUCT_1006			0x1006
271 #define BANDRICH_PRODUCT_1007			0x1007
272 #define BANDRICH_PRODUCT_1008			0x1008
273 #define BANDRICH_PRODUCT_1009			0x1009
274 #define BANDRICH_PRODUCT_100A			0x100a
275 
276 #define BANDRICH_PRODUCT_100B			0x100b
277 #define BANDRICH_PRODUCT_100C			0x100c
278 #define BANDRICH_PRODUCT_100D			0x100d
279 #define BANDRICH_PRODUCT_100E			0x100e
280 
281 #define BANDRICH_PRODUCT_100F			0x100f
282 #define BANDRICH_PRODUCT_1010			0x1010
283 #define BANDRICH_PRODUCT_1011			0x1011
284 #define BANDRICH_PRODUCT_1012			0x1012
285 
286 #define AMOI_VENDOR_ID			0x1614
287 #define AMOI_PRODUCT_9508			0x0800
288 
289 #define QUALCOMM_VENDOR_ID			0x05C6
290 
291 #define MAXON_VENDOR_ID				0x16d8
292 
293 #define TELIT_VENDOR_ID				0x1bc7
294 #define TELIT_PRODUCT_UC864E			0x1003
295 #define TELIT_PRODUCT_UC864G			0x1004
296 
297 /* ZTE PRODUCTS */
298 #define ZTE_VENDOR_ID				0x19d2
299 #define ZTE_PRODUCT_MF622			0x0001
300 #define ZTE_PRODUCT_MF628			0x0015
301 #define ZTE_PRODUCT_MF626			0x0031
302 #define ZTE_PRODUCT_CDMA_TECH			0xfffe
303 #define ZTE_PRODUCT_AC8710			0xfff1
304 #define ZTE_PRODUCT_AC2726			0xfff5
305 
306 #define BENQ_VENDOR_ID				0x04a5
307 #define BENQ_PRODUCT_H10			0x4068
308 
309 #define DLINK_VENDOR_ID				0x1186
310 #define DLINK_PRODUCT_DWM_652			0x3e04
311 #define DLINK_PRODUCT_DWM_652_U5		0xce16
312 
313 #define QISDA_VENDOR_ID				0x1da5
314 #define QISDA_PRODUCT_H21_4512			0x4512
315 #define QISDA_PRODUCT_H21_4523			0x4523
316 #define QISDA_PRODUCT_H20_4515			0x4515
317 #define QISDA_PRODUCT_H20_4519			0x4519
318 
319 /* TLAYTECH PRODUCTS */
320 #define TLAYTECH_VENDOR_ID			0x20B9
321 #define TLAYTECH_PRODUCT_TEU800			0x1682
322 
323 /* TOSHIBA PRODUCTS */
324 #define TOSHIBA_VENDOR_ID			0x0930
325 #define TOSHIBA_PRODUCT_HSDPA_MINICARD		0x1302
326 #define TOSHIBA_PRODUCT_G450			0x0d45
327 
328 #define ALINK_VENDOR_ID				0x1e0e
329 #define ALINK_PRODUCT_3GU			0x9200
330 
331 /* ALCATEL PRODUCTS */
332 #define ALCATEL_VENDOR_ID			0x1bbb
333 #define ALCATEL_PRODUCT_X060S			0x0000
334 
335 /* Airplus products */
336 #define AIRPLUS_VENDOR_ID			0x1011
337 #define AIRPLUS_PRODUCT_MCD650			0x3198
338 
339 /* 4G Systems products */
340 #define FOUR_G_SYSTEMS_VENDOR_ID		0x1c9e
341 #define FOUR_G_SYSTEMS_PRODUCT_W14		0x9603
342 
343 static struct usb_device_id option_ids[] = {
344 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
345 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
346 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_LIGHT) },
347 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD) },
348 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD_LIGHT) },
349 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS) },
350 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_LIGHT) },
351 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD) },
352 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT) },
353 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) },
354 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA_BUS) },
355 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER) },
356 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER_BUS) },
357 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GT_MAX_READY) },
358 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_LIGHT) },
359 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_GT) },
360 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_EX) },
361 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_KOI_MODEM) },
362 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_SCORPION_MODEM) },
363 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM) },
364 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_LITE) },
365 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_GT) },
366 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_EX) },
367 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_MODEM) },
368 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GTM380_MODEM) },
369 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_Q101) },
370 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_Q111) },
371 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLX) },
372 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GKE) },
373 	{ USB_DEVICE(QUANTA_VENDOR_ID, QUANTA_PRODUCT_GLE) },
374 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600, 0xff, 0xff, 0xff) },
375 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220, 0xff, 0xff, 0xff) },
376 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS, 0xff, 0xff, 0xff) },
377 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1401, 0xff, 0xff, 0xff) },
378 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1402, 0xff, 0xff, 0xff) },
379 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1403, 0xff, 0xff, 0xff) },
380 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1404, 0xff, 0xff, 0xff) },
381 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1405, 0xff, 0xff, 0xff) },
382 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1406, 0xff, 0xff, 0xff) },
383 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1407, 0xff, 0xff, 0xff) },
384 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1408, 0xff, 0xff, 0xff) },
385 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1409, 0xff, 0xff, 0xff) },
386 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140A, 0xff, 0xff, 0xff) },
387 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140B, 0xff, 0xff, 0xff) },
388 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140C, 0xff, 0xff, 0xff) },
389 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140D, 0xff, 0xff, 0xff) },
390 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140E, 0xff, 0xff, 0xff) },
391 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E140F, 0xff, 0xff, 0xff) },
392 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1410, 0xff, 0xff, 0xff) },
393 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1411, 0xff, 0xff, 0xff) },
394 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1412, 0xff, 0xff, 0xff) },
395 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1413, 0xff, 0xff, 0xff) },
396 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1414, 0xff, 0xff, 0xff) },
397 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1415, 0xff, 0xff, 0xff) },
398 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1416, 0xff, 0xff, 0xff) },
399 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1417, 0xff, 0xff, 0xff) },
400 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1418, 0xff, 0xff, 0xff) },
401 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1419, 0xff, 0xff, 0xff) },
402 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141A, 0xff, 0xff, 0xff) },
403 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141B, 0xff, 0xff, 0xff) },
404 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141C, 0xff, 0xff, 0xff) },
405 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141D, 0xff, 0xff, 0xff) },
406 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141E, 0xff, 0xff, 0xff) },
407 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E141F, 0xff, 0xff, 0xff) },
408 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1420, 0xff, 0xff, 0xff) },
409 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1421, 0xff, 0xff, 0xff) },
410 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1422, 0xff, 0xff, 0xff) },
411 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1423, 0xff, 0xff, 0xff) },
412 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1424, 0xff, 0xff, 0xff) },
413 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1425, 0xff, 0xff, 0xff) },
414 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1426, 0xff, 0xff, 0xff) },
415 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1427, 0xff, 0xff, 0xff) },
416 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1428, 0xff, 0xff, 0xff) },
417 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1429, 0xff, 0xff, 0xff) },
418 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142A, 0xff, 0xff, 0xff) },
419 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142B, 0xff, 0xff, 0xff) },
420 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142C, 0xff, 0xff, 0xff) },
421 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142D, 0xff, 0xff, 0xff) },
422 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142E, 0xff, 0xff, 0xff) },
423 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E142F, 0xff, 0xff, 0xff) },
424 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1430, 0xff, 0xff, 0xff) },
425 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1431, 0xff, 0xff, 0xff) },
426 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1432, 0xff, 0xff, 0xff) },
427 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1433, 0xff, 0xff, 0xff) },
428 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1434, 0xff, 0xff, 0xff) },
429 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1435, 0xff, 0xff, 0xff) },
430 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1436, 0xff, 0xff, 0xff) },
431 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1437, 0xff, 0xff, 0xff) },
432 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1438, 0xff, 0xff, 0xff) },
433 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E1439, 0xff, 0xff, 0xff) },
434 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143A, 0xff, 0xff, 0xff) },
435 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143B, 0xff, 0xff, 0xff) },
436 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143C, 0xff, 0xff, 0xff) },
437 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143D, 0xff, 0xff, 0xff) },
438 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143E, 0xff, 0xff, 0xff) },
439 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143F, 0xff, 0xff, 0xff) },
440 	{ USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E14AC) },
441 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_9508) },
442 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, /* Novatel Merlin V640/XV620 */
443 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, /* Novatel Merlin V620/S620 */
444 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, /* Novatel Merlin EX720/V740/X720 */
445 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V720) }, /* Novatel Merlin V720/S720/PC720 */
446 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U730) }, /* Novatel U730/U740 (VF version) */
447 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U740) }, /* Novatel U740 */
448 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U870) }, /* Novatel U870 */
449 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_XU870) }, /* Novatel Merlin XU870 HSDPA/3G */
450 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_X950D) }, /* Novatel X950D */
451 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EV620) }, /* Novatel EV620/ES620 CDMA/EV-DO */
452 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES720) }, /* Novatel ES620/ES720/U720/USB720 */
453 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E725) }, /* Novatel E725/E726 */
454 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES620) }, /* Novatel Merlin ES620 SM Bus */
455 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU730) }, /* Novatel EU730 and Vodafone EU740 */
456 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU740) }, /* Novatel non-Vodafone EU740 */
457 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */
458 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */
459 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */
460 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727_NEW) }, /* Novatel MC727/U727/USB727 refresh */
461 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U727) }, /* Novatel MC727/U727/USB727 */
462 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC760) }, /* Novatel MC760/U760/USB760 */
463 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_OVMC760) }, /* Novatel Ovation MC760 */
464 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED) }, /* Novatel HSPA product */
465 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED) }, /* Novatel EVDO Embedded product */
466 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED) }, /* Novatel HSPA Embedded product */
467 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED) }, /* Novatel EVDO product */
468 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED) }, /* Novatel HSPA product */
469 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED) }, /* Novatel EVDO Embedded product */
470 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED) }, /* Novatel HSPA Embedded product */
471 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL) }, /* Novatel Global product */
472 
473 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01) },
474 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01A) },
475 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H02) },
476 
477 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD) },		/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */
478 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5500_MINICARD) },		/* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
479 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5505_MINICARD) },		/* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
480 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_EXPRESSCARD) },		/* Dell Wireless 5700 Mobile Broadband CDMA/EVDO ExpressCard == Novatel Merlin XV620 CDMA/EV-DO */
481 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5510_EXPRESSCARD) },		/* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard == Novatel Merlin XU870 HSDPA/3G */
482 	{ 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 */
483 	{ 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 */
484 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_VZW) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
485 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_SPRINT) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
486 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_TELUS) }, 	/* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
487 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_CINGULAR) },	/* Dell Wireless HSDPA 5520 == Novatel Expedite EU860D */
488 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_L) },	/* Dell Wireless HSDPA 5520 */
489 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_I) },	/* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */
490 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_SPRINT) },	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
491 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_TELUS) },	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
492 	{ USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_VZW) }, 	/* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
493 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) },	/* ADU-E100, ADU-310 */
494 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
495 	{ USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
496 	{ USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) },
497 	{ USB_DEVICE(YISO_VENDOR_ID, YISO_PRODUCT_U893) },
498 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_1) },
499 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_C100_2) },
500 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1004) },
501 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1005) },
502 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1006) },
503 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1007) },
504 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1008) },
505 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1009) },
506 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100A) },
507 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100B) },
508 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100C) },
509 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100D) },
510 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100E) },
511 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_100F) },
512 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1010) },
513 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1011) },
514 	{ USB_DEVICE(BANDRICH_VENDOR_ID, BANDRICH_PRODUCT_1012) },
515 	{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC650) },
516 	{ USB_DEVICE(KYOCERA_VENDOR_ID, KYOCERA_PRODUCT_KPC680) },
517 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6000)}, /* ZTE AC8700 */
518 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
519 	{ USB_DEVICE(MAXON_VENDOR_ID, 0x6280) }, /* BP3-USB & BP3-EXT HSDPA */
520 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) },
521 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864G) },
522 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */
523 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff) },
524 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0003, 0xff, 0xff, 0xff) },
525 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0004, 0xff, 0xff, 0xff) },
526 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0005, 0xff, 0xff, 0xff) },
527 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0006, 0xff, 0xff, 0xff) },
528 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0007, 0xff, 0xff, 0xff) },
529 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0008, 0xff, 0xff, 0xff) },
530 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0009, 0xff, 0xff, 0xff) },
531 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x000a, 0xff, 0xff, 0xff) },
532 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x000b, 0xff, 0xff, 0xff) },
533 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x000c, 0xff, 0xff, 0xff) },
534 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x000d, 0xff, 0xff, 0xff) },
535 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x000e, 0xff, 0xff, 0xff) },
536 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x000f, 0xff, 0xff, 0xff) },
537 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0010, 0xff, 0xff, 0xff) },
538 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0011, 0xff, 0xff, 0xff) },
539 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0012, 0xff, 0xff, 0xff) },
540 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0013, 0xff, 0xff, 0xff) },
541 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628, 0xff, 0xff, 0xff) },
542 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0016, 0xff, 0xff, 0xff) },
543 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0017, 0xff, 0xff, 0xff) },
544 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0018, 0xff, 0xff, 0xff) },
545 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0019, 0xff, 0xff, 0xff) },
546 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0020, 0xff, 0xff, 0xff) },
547 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0021, 0xff, 0xff, 0xff) },
548 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0022, 0xff, 0xff, 0xff) },
549 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0023, 0xff, 0xff, 0xff) },
550 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0024, 0xff, 0xff, 0xff) },
551 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0025, 0xff, 0xff, 0xff) },
552 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0026, 0xff, 0xff, 0xff) },
553 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0028, 0xff, 0xff, 0xff) },
554 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0029, 0xff, 0xff, 0xff) },
555 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0030, 0xff, 0xff, 0xff) },
556 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF626, 0xff, 0xff, 0xff) },
557 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0032, 0xff, 0xff, 0xff) },
558 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0033, 0xff, 0xff, 0xff) },
559 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0037, 0xff, 0xff, 0xff) },
560 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0039, 0xff, 0xff, 0xff) },
561 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0042, 0xff, 0xff, 0xff) },
562 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0043, 0xff, 0xff, 0xff) },
563 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0048, 0xff, 0xff, 0xff) },
564 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0049, 0xff, 0xff, 0xff) },
565 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0051, 0xff, 0xff, 0xff) },
566 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0052, 0xff, 0xff, 0xff) },
567 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0054, 0xff, 0xff, 0xff) },
568 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0055, 0xff, 0xff, 0xff) },
569 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0057, 0xff, 0xff, 0xff) },
570 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0058, 0xff, 0xff, 0xff) },
571 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0061, 0xff, 0xff, 0xff) },
572 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0062, 0xff, 0xff, 0xff) },
573 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0063, 0xff, 0xff, 0xff) },
574 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0064, 0xff, 0xff, 0xff) },
575 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0066, 0xff, 0xff, 0xff) },
576 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0069, 0xff, 0xff, 0xff) },
577 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0076, 0xff, 0xff, 0xff) },
578 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0078, 0xff, 0xff, 0xff) },
579 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0082, 0xff, 0xff, 0xff) },
580 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0086, 0xff, 0xff, 0xff) },
581 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2002, 0xff, 0xff, 0xff) },
582 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x2003, 0xff, 0xff, 0xff) },
583 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0104, 0xff, 0xff, 0xff) },
584 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0106, 0xff, 0xff, 0xff) },
585 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0108, 0xff, 0xff, 0xff) },
586 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0113, 0xff, 0xff, 0xff) },
587 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0117, 0xff, 0xff, 0xff) },
588 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0118, 0xff, 0xff, 0xff) },
589 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0121, 0xff, 0xff, 0xff) },
590 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0122, 0xff, 0xff, 0xff) },
591 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0123, 0xff, 0xff, 0xff) },
592 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0124, 0xff, 0xff, 0xff) },
593 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0125, 0xff, 0xff, 0xff) },
594 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0126, 0xff, 0xff, 0xff) },
595 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0128, 0xff, 0xff, 0xff) },
596 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0142, 0xff, 0xff, 0xff) },
597 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0143, 0xff, 0xff, 0xff) },
598 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0144, 0xff, 0xff, 0xff) },
599 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0145, 0xff, 0xff, 0xff) },
600 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0146, 0xff, 0xff, 0xff) },
601 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0147, 0xff, 0xff, 0xff) },
602 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0148, 0xff, 0xff, 0xff) },
603 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0149, 0xff, 0xff, 0xff) },
604 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0150, 0xff, 0xff, 0xff) },
605 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0151, 0xff, 0xff, 0xff) },
606 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0152, 0xff, 0xff, 0xff) },
607 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0153, 0xff, 0xff, 0xff) },
608 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0154, 0xff, 0xff, 0xff) },
609 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0155, 0xff, 0xff, 0xff) },
610 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0156, 0xff, 0xff, 0xff) },
611 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0157, 0xff, 0xff, 0xff) },
612 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0158, 0xff, 0xff, 0xff) },
613 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0159, 0xff, 0xff, 0xff) },
614 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0160, 0xff, 0xff, 0xff) },
615 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0161, 0xff, 0xff, 0xff) },
616 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0162, 0xff, 0xff, 0xff) },
617 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0014, 0xff, 0xff, 0xff) }, /* ZTE CDMA products */
618 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0027, 0xff, 0xff, 0xff) },
619 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0059, 0xff, 0xff, 0xff) },
620 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0060, 0xff, 0xff, 0xff) },
621 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0070, 0xff, 0xff, 0xff) },
622 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0073, 0xff, 0xff, 0xff) },
623 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0130, 0xff, 0xff, 0xff) },
624 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0141, 0xff, 0xff, 0xff) },
625 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH, 0xff, 0xff, 0xff) },
626 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_AC8710, 0xff, 0xff, 0xff) },
627 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_AC2726, 0xff, 0xff, 0xff) },
628 	{ USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) },
629 	{ USB_DEVICE(DLINK_VENDOR_ID, DLINK_PRODUCT_DWM_652) },
630 	{ USB_DEVICE(ALINK_VENDOR_ID, DLINK_PRODUCT_DWM_652_U5) }, /* Yes, ALINK_VENDOR_ID */
631 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4512) },
632 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4523) },
633 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4515) },
634 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4519) },
635 	{ USB_DEVICE(TOSHIBA_VENDOR_ID, TOSHIBA_PRODUCT_G450) },
636 	{ USB_DEVICE(TOSHIBA_VENDOR_ID, TOSHIBA_PRODUCT_HSDPA_MINICARD ) }, /* Toshiba 3G HSDPA == Novatel Expedite EU870D MiniCard */
637 	{ USB_DEVICE(ALINK_VENDOR_ID, 0x9000) },
638 	{ USB_DEVICE(ALINK_VENDOR_ID, 0xce16) },
639 	{ USB_DEVICE_AND_INTERFACE_INFO(ALINK_VENDOR_ID, ALINK_PRODUCT_3GU, 0xff, 0xff, 0xff) },
640 	{ USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S) },
641 	{ USB_DEVICE(AIRPLUS_VENDOR_ID, AIRPLUS_PRODUCT_MCD650) },
642 	{ USB_DEVICE(TLAYTECH_VENDOR_ID, TLAYTECH_PRODUCT_TEU800) },
643 	{ USB_DEVICE(FOUR_G_SYSTEMS_VENDOR_ID, FOUR_G_SYSTEMS_PRODUCT_W14) },
644 	{ } /* Terminating entry */
645 };
646 MODULE_DEVICE_TABLE(usb, option_ids);
647 
648 static struct usb_driver option_driver = {
649 	.name       = "option",
650 	.probe      = usb_serial_probe,
651 	.disconnect = usb_serial_disconnect,
652 #ifdef CONFIG_PM
653 	.suspend    = usb_serial_suspend,
654 	.resume     = usb_serial_resume,
655 	.supports_autosuspend =	1,
656 #endif
657 	.id_table   = option_ids,
658 	.no_dynamic_id = 	1,
659 };
660 
661 /* The card has three separate interfaces, which the serial driver
662  * recognizes separately, thus num_port=1.
663  */
664 
665 static struct usb_serial_driver option_1port_device = {
666 	.driver = {
667 		.owner =	THIS_MODULE,
668 		.name =		"option1",
669 	},
670 	.description       = "GSM modem (1-port)",
671 	.usb_driver        = &option_driver,
672 	.id_table          = option_ids,
673 	.num_ports         = 1,
674 	.probe             = option_probe,
675 	.open              = option_open,
676 	.close             = option_close,
677 	.dtr_rts	   = option_dtr_rts,
678 	.write             = option_write,
679 	.write_room        = option_write_room,
680 	.chars_in_buffer   = option_chars_in_buffer,
681 	.set_termios       = option_set_termios,
682 	.tiocmget          = option_tiocmget,
683 	.tiocmset          = option_tiocmset,
684 	.attach            = option_startup,
685 	.disconnect        = option_disconnect,
686 	.release           = option_release,
687 	.read_int_callback = option_instat_callback,
688 #ifdef CONFIG_PM
689 	.suspend           = option_suspend,
690 	.resume            = option_resume,
691 #endif
692 };
693 
694 static int debug;
695 
696 /* per port private data */
697 
698 #define N_IN_URB 4
699 #define N_OUT_URB 4
700 #define IN_BUFLEN 4096
701 #define OUT_BUFLEN 4096
702 
703 struct option_intf_private {
704 	spinlock_t susp_lock;
705 	unsigned int suspended:1;
706 	int in_flight;
707 };
708 
709 struct option_port_private {
710 	/* Input endpoints and buffer for this port */
711 	struct urb *in_urbs[N_IN_URB];
712 	u8 *in_buffer[N_IN_URB];
713 	/* Output endpoints and buffer for this port */
714 	struct urb *out_urbs[N_OUT_URB];
715 	u8 *out_buffer[N_OUT_URB];
716 	unsigned long out_busy;		/* Bit vector of URBs in use */
717 	int opened;
718 	struct usb_anchor delayed;
719 
720 	/* Settings for the port */
721 	int rts_state;	/* Handshaking pins (outputs) */
722 	int dtr_state;
723 	int cts_state;	/* Handshaking pins (inputs) */
724 	int dsr_state;
725 	int dcd_state;
726 	int ri_state;
727 
728 	unsigned long tx_start_time[N_OUT_URB];
729 };
730 
731 /* Functions used by new usb-serial code. */
732 static int __init option_init(void)
733 {
734 	int retval;
735 	retval = usb_serial_register(&option_1port_device);
736 	if (retval)
737 		goto failed_1port_device_register;
738 	retval = usb_register(&option_driver);
739 	if (retval)
740 		goto failed_driver_register;
741 
742 	printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ":"
743 	       DRIVER_DESC "\n");
744 
745 	return 0;
746 
747 failed_driver_register:
748 	usb_serial_deregister(&option_1port_device);
749 failed_1port_device_register:
750 	return retval;
751 }
752 
753 static void __exit option_exit(void)
754 {
755 	usb_deregister(&option_driver);
756 	usb_serial_deregister(&option_1port_device);
757 }
758 
759 module_init(option_init);
760 module_exit(option_exit);
761 
762 static int option_probe(struct usb_serial *serial,
763 			const struct usb_device_id *id)
764 {
765 	struct option_intf_private *data;
766 	/* D-Link DWM 652 still exposes CD-Rom emulation interface in modem mode */
767 	if (serial->dev->descriptor.idVendor == DLINK_VENDOR_ID &&
768 		serial->dev->descriptor.idProduct == DLINK_PRODUCT_DWM_652 &&
769 		serial->interface->cur_altsetting->desc.bInterfaceClass == 0x8)
770 		return -ENODEV;
771 
772 	data = serial->private = kzalloc(sizeof(struct option_intf_private), GFP_KERNEL);
773 	if (!data)
774 		return -ENOMEM;
775 	spin_lock_init(&data->susp_lock);
776 	return 0;
777 }
778 
779 static void option_set_termios(struct tty_struct *tty,
780 		struct usb_serial_port *port, struct ktermios *old_termios)
781 {
782 	dbg("%s", __func__);
783 	/* Doesn't support option setting */
784 	tty_termios_copy_hw(tty->termios, old_termios);
785 	option_send_setup(port);
786 }
787 
788 static int option_tiocmget(struct tty_struct *tty, struct file *file)
789 {
790 	struct usb_serial_port *port = tty->driver_data;
791 	unsigned int value;
792 	struct option_port_private *portdata;
793 
794 	portdata = usb_get_serial_port_data(port);
795 
796 	value = ((portdata->rts_state) ? TIOCM_RTS : 0) |
797 		((portdata->dtr_state) ? TIOCM_DTR : 0) |
798 		((portdata->cts_state) ? TIOCM_CTS : 0) |
799 		((portdata->dsr_state) ? TIOCM_DSR : 0) |
800 		((portdata->dcd_state) ? TIOCM_CAR : 0) |
801 		((portdata->ri_state) ? TIOCM_RNG : 0);
802 
803 	return value;
804 }
805 
806 static int option_tiocmset(struct tty_struct *tty, struct file *file,
807 			unsigned int set, unsigned int clear)
808 {
809 	struct usb_serial_port *port = tty->driver_data;
810 	struct option_port_private *portdata;
811 
812 	portdata = usb_get_serial_port_data(port);
813 
814 	/* FIXME: what locks portdata fields ? */
815 	if (set & TIOCM_RTS)
816 		portdata->rts_state = 1;
817 	if (set & TIOCM_DTR)
818 		portdata->dtr_state = 1;
819 
820 	if (clear & TIOCM_RTS)
821 		portdata->rts_state = 0;
822 	if (clear & TIOCM_DTR)
823 		portdata->dtr_state = 0;
824 	return option_send_setup(port);
825 }
826 
827 /* Write */
828 static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
829 			const unsigned char *buf, int count)
830 {
831 	struct option_port_private *portdata;
832 	struct option_intf_private *intfdata;
833 	int i;
834 	int left, todo;
835 	struct urb *this_urb = NULL; /* spurious */
836 	int err;
837 	unsigned long flags;
838 
839 	portdata = usb_get_serial_port_data(port);
840 	intfdata = port->serial->private;
841 
842 	dbg("%s: write (%d chars)", __func__, count);
843 
844 	i = 0;
845 	left = count;
846 	for (i = 0; left > 0 && i < N_OUT_URB; i++) {
847 		todo = left;
848 		if (todo > OUT_BUFLEN)
849 			todo = OUT_BUFLEN;
850 
851 		this_urb = portdata->out_urbs[i];
852 		if (test_and_set_bit(i, &portdata->out_busy)) {
853 			if (time_before(jiffies,
854 					portdata->tx_start_time[i] + 10 * HZ))
855 				continue;
856 			usb_unlink_urb(this_urb);
857 			continue;
858 		}
859 		dbg("%s: endpoint %d buf %d", __func__,
860 			usb_pipeendpoint(this_urb->pipe), i);
861 
862 		err = usb_autopm_get_interface_async(port->serial->interface);
863 		if (err < 0)
864 			break;
865 
866 		/* send the data */
867 		memcpy(this_urb->transfer_buffer, buf, todo);
868 		this_urb->transfer_buffer_length = todo;
869 
870 		spin_lock_irqsave(&intfdata->susp_lock, flags);
871 		if (intfdata->suspended) {
872 			usb_anchor_urb(this_urb, &portdata->delayed);
873 			spin_unlock_irqrestore(&intfdata->susp_lock, flags);
874 		} else {
875 			intfdata->in_flight++;
876 			spin_unlock_irqrestore(&intfdata->susp_lock, flags);
877 			err = usb_submit_urb(this_urb, GFP_ATOMIC);
878 			if (err) {
879 				dbg("usb_submit_urb %p (write bulk) failed "
880 					"(%d)", this_urb, err);
881 				clear_bit(i, &portdata->out_busy);
882 				spin_lock_irqsave(&intfdata->susp_lock, flags);
883 				intfdata->in_flight--;
884 				spin_unlock_irqrestore(&intfdata->susp_lock, flags);
885 				continue;
886 			}
887 		}
888 
889 		portdata->tx_start_time[i] = jiffies;
890 		buf += todo;
891 		left -= todo;
892 	}
893 
894 	count -= left;
895 	dbg("%s: wrote (did %d)", __func__, count);
896 	return count;
897 }
898 
899 static void option_indat_callback(struct urb *urb)
900 {
901 	int err;
902 	int endpoint;
903 	struct usb_serial_port *port;
904 	struct tty_struct *tty;
905 	unsigned char *data = urb->transfer_buffer;
906 	int status = urb->status;
907 
908 	dbg("%s: %p", __func__, urb);
909 
910 	endpoint = usb_pipeendpoint(urb->pipe);
911 	port =  urb->context;
912 
913 	if (status) {
914 		dbg("%s: nonzero status: %d on endpoint %02x.",
915 		    __func__, status, endpoint);
916 	} else {
917 		tty = tty_port_tty_get(&port->port);
918 		if (urb->actual_length) {
919 			tty_buffer_request_room(tty, urb->actual_length);
920 			tty_insert_flip_string(tty, data, urb->actual_length);
921 			tty_flip_buffer_push(tty);
922 		} else
923 			dbg("%s: empty read urb received", __func__);
924 		tty_kref_put(tty);
925 
926 		/* Resubmit urb so we continue receiving */
927 		if (port->port.count && status != -ESHUTDOWN) {
928 			err = usb_submit_urb(urb, GFP_ATOMIC);
929 			if (err)
930 				printk(KERN_ERR "%s: resubmit read urb failed. "
931 					"(%d)", __func__, err);
932 			else
933 				usb_mark_last_busy(port->serial->dev);
934 		}
935 
936 	}
937 	return;
938 }
939 
940 static void option_outdat_callback(struct urb *urb)
941 {
942 	struct usb_serial_port *port;
943 	struct option_port_private *portdata;
944 	struct option_intf_private *intfdata;
945 	int i;
946 
947 	dbg("%s", __func__);
948 
949 	port =  urb->context;
950 	intfdata = port->serial->private;
951 
952 	usb_serial_port_softint(port);
953 	usb_autopm_put_interface_async(port->serial->interface);
954 	portdata = usb_get_serial_port_data(port);
955 	spin_lock(&intfdata->susp_lock);
956 	intfdata->in_flight--;
957 	spin_unlock(&intfdata->susp_lock);
958 
959 	for (i = 0; i < N_OUT_URB; ++i) {
960 		if (portdata->out_urbs[i] == urb) {
961 			smp_mb__before_clear_bit();
962 			clear_bit(i, &portdata->out_busy);
963 			break;
964 		}
965 	}
966 }
967 
968 static void option_instat_callback(struct urb *urb)
969 {
970 	int err;
971 	int status = urb->status;
972 	struct usb_serial_port *port =  urb->context;
973 	struct option_port_private *portdata = usb_get_serial_port_data(port);
974 
975 	dbg("%s", __func__);
976 	dbg("%s: urb %p port %p has data %p", __func__, urb, port, portdata);
977 
978 	if (status == 0) {
979 		struct usb_ctrlrequest *req_pkt =
980 				(struct usb_ctrlrequest *)urb->transfer_buffer;
981 
982 		if (!req_pkt) {
983 			dbg("%s: NULL req_pkt\n", __func__);
984 			return;
985 		}
986 		if ((req_pkt->bRequestType == 0xA1) &&
987 				(req_pkt->bRequest == 0x20)) {
988 			int old_dcd_state;
989 			unsigned char signals = *((unsigned char *)
990 					urb->transfer_buffer +
991 					sizeof(struct usb_ctrlrequest));
992 
993 			dbg("%s: signal x%x", __func__, signals);
994 
995 			old_dcd_state = portdata->dcd_state;
996 			portdata->cts_state = 1;
997 			portdata->dcd_state = ((signals & 0x01) ? 1 : 0);
998 			portdata->dsr_state = ((signals & 0x02) ? 1 : 0);
999 			portdata->ri_state = ((signals & 0x08) ? 1 : 0);
1000 
1001 			if (old_dcd_state && !portdata->dcd_state) {
1002 				struct tty_struct *tty =
1003 						tty_port_tty_get(&port->port);
1004 				if (tty && !C_CLOCAL(tty))
1005 					tty_hangup(tty);
1006 				tty_kref_put(tty);
1007 			}
1008 		} else {
1009 			dbg("%s: type %x req %x", __func__,
1010 				req_pkt->bRequestType, req_pkt->bRequest);
1011 		}
1012 	} else
1013 		err("%s: error %d", __func__, status);
1014 
1015 	/* Resubmit urb so we continue receiving IRQ data */
1016 	if (status != -ESHUTDOWN && status != -ENOENT) {
1017 		err = usb_submit_urb(urb, GFP_ATOMIC);
1018 		if (err)
1019 			dbg("%s: resubmit intr urb failed. (%d)",
1020 				__func__, err);
1021 	}
1022 }
1023 
1024 static int option_write_room(struct tty_struct *tty)
1025 {
1026 	struct usb_serial_port *port = tty->driver_data;
1027 	struct option_port_private *portdata;
1028 	int i;
1029 	int data_len = 0;
1030 	struct urb *this_urb;
1031 
1032 	portdata = usb_get_serial_port_data(port);
1033 
1034 	for (i = 0; i < N_OUT_URB; i++) {
1035 		this_urb = portdata->out_urbs[i];
1036 		if (this_urb && !test_bit(i, &portdata->out_busy))
1037 			data_len += OUT_BUFLEN;
1038 	}
1039 
1040 	dbg("%s: %d", __func__, data_len);
1041 	return data_len;
1042 }
1043 
1044 static int option_chars_in_buffer(struct tty_struct *tty)
1045 {
1046 	struct usb_serial_port *port = tty->driver_data;
1047 	struct option_port_private *portdata;
1048 	int i;
1049 	int data_len = 0;
1050 	struct urb *this_urb;
1051 
1052 	portdata = usb_get_serial_port_data(port);
1053 
1054 	for (i = 0; i < N_OUT_URB; i++) {
1055 		this_urb = portdata->out_urbs[i];
1056 		/* FIXME: This locking is insufficient as this_urb may
1057 		   go unused during the test */
1058 		if (this_urb && test_bit(i, &portdata->out_busy))
1059 			data_len += this_urb->transfer_buffer_length;
1060 	}
1061 	dbg("%s: %d", __func__, data_len);
1062 	return data_len;
1063 }
1064 
1065 static int option_open(struct tty_struct *tty, struct usb_serial_port *port)
1066 {
1067 	struct option_port_private *portdata;
1068 	struct option_intf_private *intfdata;
1069 	struct usb_serial *serial = port->serial;
1070 	int i, err;
1071 	struct urb *urb;
1072 
1073 	portdata = usb_get_serial_port_data(port);
1074 	intfdata = serial->private;
1075 
1076 	dbg("%s", __func__);
1077 
1078 	/* Start reading from the IN endpoint */
1079 	for (i = 0; i < N_IN_URB; i++) {
1080 		urb = portdata->in_urbs[i];
1081 		if (!urb)
1082 			continue;
1083 		err = usb_submit_urb(urb, GFP_KERNEL);
1084 		if (err) {
1085 			dbg("%s: submit urb %d failed (%d) %d",
1086 				__func__, i, err,
1087 				urb->transfer_buffer_length);
1088 		}
1089 	}
1090 
1091 	option_send_setup(port);
1092 
1093 	serial->interface->needs_remote_wakeup = 1;
1094 	spin_lock_irq(&intfdata->susp_lock);
1095 	portdata->opened = 1;
1096 	spin_unlock_irq(&intfdata->susp_lock);
1097 	usb_autopm_put_interface(serial->interface);
1098 
1099 	return 0;
1100 }
1101 
1102 static void option_dtr_rts(struct usb_serial_port *port, int on)
1103 {
1104 	struct usb_serial *serial = port->serial;
1105 	struct option_port_private *portdata;
1106 
1107 	dbg("%s", __func__);
1108 	portdata = usb_get_serial_port_data(port);
1109 	mutex_lock(&serial->disc_mutex);
1110 	portdata->rts_state = on;
1111 	portdata->dtr_state = on;
1112 	if (serial->dev)
1113 		option_send_setup(port);
1114 	mutex_unlock(&serial->disc_mutex);
1115 }
1116 
1117 
1118 static void option_close(struct usb_serial_port *port)
1119 {
1120 	int i;
1121 	struct usb_serial *serial = port->serial;
1122 	struct option_port_private *portdata;
1123 	struct option_intf_private *intfdata = port->serial->private;
1124 
1125 	dbg("%s", __func__);
1126 	portdata = usb_get_serial_port_data(port);
1127 
1128 	if (serial->dev) {
1129 		/* Stop reading/writing urbs */
1130 		spin_lock_irq(&intfdata->susp_lock);
1131 		portdata->opened = 0;
1132 		spin_unlock_irq(&intfdata->susp_lock);
1133 
1134 		for (i = 0; i < N_IN_URB; i++)
1135 			usb_kill_urb(portdata->in_urbs[i]);
1136 		for (i = 0; i < N_OUT_URB; i++)
1137 			usb_kill_urb(portdata->out_urbs[i]);
1138 		usb_autopm_get_interface(serial->interface);
1139 		serial->interface->needs_remote_wakeup = 0;
1140 	}
1141 }
1142 
1143 /* Helper functions used by option_setup_urbs */
1144 static struct urb *option_setup_urb(struct usb_serial *serial, int endpoint,
1145 		int dir, void *ctx, char *buf, int len,
1146 		void (*callback)(struct urb *))
1147 {
1148 	struct urb *urb;
1149 
1150 	if (endpoint == -1)
1151 		return NULL;		/* endpoint not needed */
1152 
1153 	urb = usb_alloc_urb(0, GFP_KERNEL);		/* No ISO */
1154 	if (urb == NULL) {
1155 		dbg("%s: alloc for endpoint %d failed.", __func__, endpoint);
1156 		return NULL;
1157 	}
1158 
1159 		/* Fill URB using supplied data. */
1160 	usb_fill_bulk_urb(urb, serial->dev,
1161 		      usb_sndbulkpipe(serial->dev, endpoint) | dir,
1162 		      buf, len, callback, ctx);
1163 
1164 	return urb;
1165 }
1166 
1167 /* Setup urbs */
1168 static void option_setup_urbs(struct usb_serial *serial)
1169 {
1170 	int i, j;
1171 	struct usb_serial_port *port;
1172 	struct option_port_private *portdata;
1173 
1174 	dbg("%s", __func__);
1175 
1176 	for (i = 0; i < serial->num_ports; i++) {
1177 		port = serial->port[i];
1178 		portdata = usb_get_serial_port_data(port);
1179 
1180 		/* Do indat endpoints first */
1181 		for (j = 0; j < N_IN_URB; ++j) {
1182 			portdata->in_urbs[j] = option_setup_urb(serial,
1183 					port->bulk_in_endpointAddress,
1184 					USB_DIR_IN, port,
1185 					portdata->in_buffer[j],
1186 					IN_BUFLEN, option_indat_callback);
1187 		}
1188 
1189 		/* outdat endpoints */
1190 		for (j = 0; j < N_OUT_URB; ++j) {
1191 			portdata->out_urbs[j] = option_setup_urb(serial,
1192 					port->bulk_out_endpointAddress,
1193 					USB_DIR_OUT, port,
1194 					portdata->out_buffer[j],
1195 					OUT_BUFLEN, option_outdat_callback);
1196 		}
1197 	}
1198 }
1199 
1200 
1201 /** send RTS/DTR state to the port.
1202  *
1203  * This is exactly the same as SET_CONTROL_LINE_STATE from the PSTN
1204  * CDC.
1205 */
1206 static int option_send_setup(struct usb_serial_port *port)
1207 {
1208 	struct usb_serial *serial = port->serial;
1209 	struct option_port_private *portdata;
1210 	int ifNum = serial->interface->cur_altsetting->desc.bInterfaceNumber;
1211 	int val = 0;
1212 	dbg("%s", __func__);
1213 
1214 	portdata = usb_get_serial_port_data(port);
1215 
1216 	if (portdata->dtr_state)
1217 		val |= 0x01;
1218 	if (portdata->rts_state)
1219 		val |= 0x02;
1220 
1221 	return usb_control_msg(serial->dev,
1222 		usb_rcvctrlpipe(serial->dev, 0),
1223 		0x22, 0x21, val, ifNum, NULL, 0, USB_CTRL_SET_TIMEOUT);
1224 }
1225 
1226 static int option_startup(struct usb_serial *serial)
1227 {
1228 	int i, j, err;
1229 	struct usb_serial_port *port;
1230 	struct option_port_private *portdata;
1231 	u8 *buffer;
1232 
1233 	dbg("%s", __func__);
1234 
1235 	/* Now setup per port private data */
1236 	for (i = 0; i < serial->num_ports; i++) {
1237 		port = serial->port[i];
1238 		portdata = kzalloc(sizeof(*portdata), GFP_KERNEL);
1239 		if (!portdata) {
1240 			dbg("%s: kmalloc for option_port_private (%d) failed!.",
1241 					__func__, i);
1242 			return 1;
1243 		}
1244 		init_usb_anchor(&portdata->delayed);
1245 
1246 		for (j = 0; j < N_IN_URB; j++) {
1247 			buffer = (u8 *)__get_free_page(GFP_KERNEL);
1248 			if (!buffer)
1249 				goto bail_out_error;
1250 			portdata->in_buffer[j] = buffer;
1251 		}
1252 
1253 		for (j = 0; j < N_OUT_URB; j++) {
1254 			buffer = kmalloc(OUT_BUFLEN, GFP_KERNEL);
1255 			if (!buffer)
1256 				goto bail_out_error2;
1257 			portdata->out_buffer[j] = buffer;
1258 		}
1259 
1260 		usb_set_serial_port_data(port, portdata);
1261 
1262 		if (!port->interrupt_in_urb)
1263 			continue;
1264 		err = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
1265 		if (err)
1266 			dbg("%s: submit irq_in urb failed %d",
1267 				__func__, err);
1268 	}
1269 	option_setup_urbs(serial);
1270 	return 0;
1271 
1272 bail_out_error2:
1273 	for (j = 0; j < N_OUT_URB; j++)
1274 		kfree(portdata->out_buffer[j]);
1275 bail_out_error:
1276 	for (j = 0; j < N_IN_URB; j++)
1277 		if (portdata->in_buffer[j])
1278 			free_page((unsigned long)portdata->in_buffer[j]);
1279 	kfree(portdata);
1280 	return 1;
1281 }
1282 
1283 static void stop_read_write_urbs(struct usb_serial *serial)
1284 {
1285 	int i, j;
1286 	struct usb_serial_port *port;
1287 	struct option_port_private *portdata;
1288 
1289 	/* Stop reading/writing urbs */
1290 	for (i = 0; i < serial->num_ports; ++i) {
1291 		port = serial->port[i];
1292 		portdata = usb_get_serial_port_data(port);
1293 		for (j = 0; j < N_IN_URB; j++)
1294 			usb_kill_urb(portdata->in_urbs[j]);
1295 		for (j = 0; j < N_OUT_URB; j++)
1296 			usb_kill_urb(portdata->out_urbs[j]);
1297 	}
1298 }
1299 
1300 static void option_disconnect(struct usb_serial *serial)
1301 {
1302 	dbg("%s", __func__);
1303 
1304 	stop_read_write_urbs(serial);
1305 }
1306 
1307 static void option_release(struct usb_serial *serial)
1308 {
1309 	int i, j;
1310 	struct usb_serial_port *port;
1311 	struct option_port_private *portdata;
1312 
1313 	dbg("%s", __func__);
1314 
1315 	/* Now free them */
1316 	for (i = 0; i < serial->num_ports; ++i) {
1317 		port = serial->port[i];
1318 		portdata = usb_get_serial_port_data(port);
1319 
1320 		for (j = 0; j < N_IN_URB; j++) {
1321 			if (portdata->in_urbs[j]) {
1322 				usb_free_urb(portdata->in_urbs[j]);
1323 				free_page((unsigned long)
1324 					portdata->in_buffer[j]);
1325 				portdata->in_urbs[j] = NULL;
1326 			}
1327 		}
1328 		for (j = 0; j < N_OUT_URB; j++) {
1329 			if (portdata->out_urbs[j]) {
1330 				usb_free_urb(portdata->out_urbs[j]);
1331 				kfree(portdata->out_buffer[j]);
1332 				portdata->out_urbs[j] = NULL;
1333 			}
1334 		}
1335 	}
1336 
1337 	/* Now free per port private data */
1338 	for (i = 0; i < serial->num_ports; i++) {
1339 		port = serial->port[i];
1340 		kfree(usb_get_serial_port_data(port));
1341 	}
1342 }
1343 
1344 #ifdef CONFIG_PM
1345 static int option_suspend(struct usb_serial *serial, pm_message_t message)
1346 {
1347 	struct option_intf_private *intfdata = serial->private;
1348 	int b;
1349 
1350 	dbg("%s entered", __func__);
1351 
1352 	if (message.event & PM_EVENT_AUTO) {
1353 		spin_lock_irq(&intfdata->susp_lock);
1354 		b = intfdata->in_flight;
1355 		spin_unlock_irq(&intfdata->susp_lock);
1356 
1357 		if (b)
1358 			return -EBUSY;
1359 	}
1360 
1361 	spin_lock_irq(&intfdata->susp_lock);
1362 	intfdata->suspended = 1;
1363 	spin_unlock_irq(&intfdata->susp_lock);
1364 	stop_read_write_urbs(serial);
1365 
1366 	return 0;
1367 }
1368 
1369 static void play_delayed(struct usb_serial_port *port)
1370 {
1371 	struct option_intf_private *data;
1372 	struct option_port_private *portdata;
1373 	struct urb *urb;
1374 	int err;
1375 
1376 	portdata = usb_get_serial_port_data(port);
1377 	data = port->serial->private;
1378 	while ((urb = usb_get_from_anchor(&portdata->delayed))) {
1379 		err = usb_submit_urb(urb, GFP_ATOMIC);
1380 		if (!err)
1381 			data->in_flight++;
1382 	}
1383 }
1384 
1385 static int option_resume(struct usb_serial *serial)
1386 {
1387 	int i, j;
1388 	struct usb_serial_port *port;
1389 	struct option_intf_private *intfdata = serial->private;
1390 	struct option_port_private *portdata;
1391 	struct urb *urb;
1392 	int err = 0;
1393 
1394 	dbg("%s entered", __func__);
1395 	/* get the interrupt URBs resubmitted unconditionally */
1396 	for (i = 0; i < serial->num_ports; i++) {
1397 		port = serial->port[i];
1398 		if (!port->interrupt_in_urb) {
1399 			dbg("%s: No interrupt URB for port %d\n", __func__, i);
1400 			continue;
1401 		}
1402 		err = usb_submit_urb(port->interrupt_in_urb, GFP_NOIO);
1403 		dbg("Submitted interrupt URB for port %d (result %d)", i, err);
1404 		if (err < 0) {
1405 			err("%s: Error %d for interrupt URB of port%d",
1406 				 __func__, err, i);
1407 			goto err_out;
1408 		}
1409 	}
1410 
1411 	for (i = 0; i < serial->num_ports; i++) {
1412 		/* walk all ports */
1413 		port = serial->port[i];
1414 		portdata = usb_get_serial_port_data(port);
1415 
1416 		/* skip closed ports */
1417 		spin_lock_irq(&intfdata->susp_lock);
1418 		if (!portdata->opened) {
1419 			spin_unlock_irq(&intfdata->susp_lock);
1420 			continue;
1421 		}
1422 
1423 		for (j = 0; j < N_IN_URB; j++) {
1424 			urb = portdata->in_urbs[j];
1425 			err = usb_submit_urb(urb, GFP_ATOMIC);
1426 			if (err < 0) {
1427 				err("%s: Error %d for bulk URB %d",
1428 					 __func__, err, i);
1429 				spin_unlock_irq(&intfdata->susp_lock);
1430 				goto err_out;
1431 			}
1432 		}
1433 		play_delayed(port);
1434 		spin_unlock_irq(&intfdata->susp_lock);
1435 	}
1436 	spin_lock_irq(&intfdata->susp_lock);
1437 	intfdata->suspended = 0;
1438 	spin_unlock_irq(&intfdata->susp_lock);
1439 err_out:
1440 	return err;
1441 }
1442 #endif
1443 
1444 MODULE_AUTHOR(DRIVER_AUTHOR);
1445 MODULE_DESCRIPTION(DRIVER_DESC);
1446 MODULE_VERSION(DRIVER_VERSION);
1447 MODULE_LICENSE("GPL");
1448 
1449 module_param(debug, bool, S_IRUGO | S_IWUSR);
1450 MODULE_PARM_DESC(debug, "Debug messages");
1451