blob: 8d103019d6aa529511a82070a3864ef87af44c22 [file] [log] [blame]
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -08001/*
2 * Qualcomm Serial USB driver
3 *
4 * Copyright (c) 2008 QUALCOMM Incorporated.
5 * Copyright (c) 2009 Greg Kroah-Hartman <gregkh@suse.de>
6 * Copyright (c) 2009 Novell Inc.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License version
10 * 2 as published by the Free Software Foundation.
11 *
12 */
13
14#include <linux/tty.h>
15#include <linux/tty_flip.h>
Paul Gortmaker6eb0de82011-07-03 16:09:31 -040016#include <linux/module.h>
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -080017#include <linux/usb.h>
18#include <linux/usb/serial.h>
Matthew Garrett3d7e59a2010-04-01 12:31:09 -040019#include <linux/slab.h>
20#include "usb-wwan.h"
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -080021
22#define DRIVER_AUTHOR "Qualcomm Inc"
23#define DRIVER_DESC "Qualcomm USB Serial driver"
24
Rusty Russell90ab5ee2012-01-13 09:32:20 +103025static bool debug;
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -080026
Dan Williamsc192c8e2012-02-24 13:08:43 -060027#define DEVICE_G1K(v, p) \
28 USB_DEVICE(v, p), .driver_info = 1
29
Németh Márton7d40d7e2010-01-10 15:34:24 +010030static const struct usb_device_id id_table[] = {
Dan Williamsc192c8e2012-02-24 13:08:43 -060031 /* Gobi 1000 devices */
32 {DEVICE_G1K(0x05c6, 0x9211)}, /* Acer Gobi QDL device */
33 {DEVICE_G1K(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
34 {DEVICE_G1K(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */
35 {DEVICE_G1K(0x03f0, 0x201d)}, /* HP un2400 Gobi QDL Device */
36 {DEVICE_G1K(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */
37 {DEVICE_G1K(0x04da, 0x250c)}, /* Panasonic Gobi QDL device */
38 {DEVICE_G1K(0x413c, 0x8172)}, /* Dell Gobi Modem device */
39 {DEVICE_G1K(0x413c, 0x8171)}, /* Dell Gobi QDL device */
40 {DEVICE_G1K(0x1410, 0xa001)}, /* Novatel Gobi Modem device */
41 {DEVICE_G1K(0x1410, 0xa008)}, /* Novatel Gobi QDL device */
42 {DEVICE_G1K(0x0b05, 0x1776)}, /* Asus Gobi Modem device */
43 {DEVICE_G1K(0x0b05, 0x1774)}, /* Asus Gobi QDL device */
44 {DEVICE_G1K(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */
45 {DEVICE_G1K(0x19d2, 0xfff2)}, /* ONDA Gobi QDL device */
46 {DEVICE_G1K(0x1557, 0x0a80)}, /* OQO Gobi QDL device */
47 {DEVICE_G1K(0x05c6, 0x9001)}, /* Generic Gobi Modem device */
48 {DEVICE_G1K(0x05c6, 0x9002)}, /* Generic Gobi Modem device */
49 {DEVICE_G1K(0x05c6, 0x9202)}, /* Generic Gobi Modem device */
50 {DEVICE_G1K(0x05c6, 0x9203)}, /* Generic Gobi Modem device */
51 {DEVICE_G1K(0x05c6, 0x9222)}, /* Generic Gobi Modem device */
52 {DEVICE_G1K(0x05c6, 0x9008)}, /* Generic Gobi QDL device */
53 {DEVICE_G1K(0x05c6, 0x9009)}, /* Generic Gobi Modem device */
54 {DEVICE_G1K(0x05c6, 0x9201)}, /* Generic Gobi QDL device */
55 {DEVICE_G1K(0x05c6, 0x9221)}, /* Generic Gobi QDL device */
56 {DEVICE_G1K(0x05c6, 0x9231)}, /* Generic Gobi QDL device */
57 {DEVICE_G1K(0x1f45, 0x0001)}, /* Unknown Gobi QDL device */
58
59 /* Gobi 2000 devices */
60 {USB_DEVICE(0x1410, 0xa010)}, /* Novatel Gobi 2000 QDL device */
61 {USB_DEVICE(0x1410, 0xa011)}, /* Novatel Gobi 2000 QDL device */
62 {USB_DEVICE(0x1410, 0xa012)}, /* Novatel Gobi 2000 QDL device */
63 {USB_DEVICE(0x1410, 0xa013)}, /* Novatel Gobi 2000 QDL device */
64 {USB_DEVICE(0x1410, 0xa014)}, /* Novatel Gobi 2000 QDL device */
Bernhard Rosenkraenzer0725e952010-03-10 12:36:43 +010065 {USB_DEVICE(0x413c, 0x8185)}, /* Dell Gobi 2000 QDL device (N0218, VU936) */
66 {USB_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */
Andrew Birdbec25b82010-07-01 20:50:07 +010067 {USB_DEVICE(0x05c6, 0x9208)}, /* Generic Gobi 2000 QDL device */
68 {USB_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */
Bernhard Rosenkraenzer0725e952010-03-10 12:36:43 +010069 {USB_DEVICE(0x05c6, 0x9224)}, /* Sony Gobi 2000 QDL device (N0279, VU730) */
70 {USB_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */
71 {USB_DEVICE(0x05c6, 0x9244)}, /* Samsung Gobi 2000 QDL device (VL176) */
72 {USB_DEVICE(0x05c6, 0x9245)}, /* Samsung Gobi 2000 Modem device (VL176) */
73 {USB_DEVICE(0x03f0, 0x241d)}, /* HP Gobi 2000 QDL device (VP412) */
74 {USB_DEVICE(0x03f0, 0x251d)}, /* HP Gobi 2000 Modem device (VP412) */
75 {USB_DEVICE(0x05c6, 0x9214)}, /* Acer Gobi 2000 QDL device (VP413) */
76 {USB_DEVICE(0x05c6, 0x9215)}, /* Acer Gobi 2000 Modem device (VP413) */
77 {USB_DEVICE(0x05c6, 0x9264)}, /* Asus Gobi 2000 QDL device (VR305) */
78 {USB_DEVICE(0x05c6, 0x9265)}, /* Asus Gobi 2000 Modem device (VR305) */
79 {USB_DEVICE(0x05c6, 0x9234)}, /* Top Global Gobi 2000 QDL device (VR306) */
80 {USB_DEVICE(0x05c6, 0x9235)}, /* Top Global Gobi 2000 Modem device (VR306) */
81 {USB_DEVICE(0x05c6, 0x9274)}, /* iRex Technologies Gobi 2000 QDL device (VR307) */
82 {USB_DEVICE(0x05c6, 0x9275)}, /* iRex Technologies Gobi 2000 Modem device (VR307) */
83 {USB_DEVICE(0x1199, 0x9000)}, /* Sierra Wireless Gobi 2000 QDL device (VT773) */
84 {USB_DEVICE(0x1199, 0x9001)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
85 {USB_DEVICE(0x1199, 0x9002)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
86 {USB_DEVICE(0x1199, 0x9003)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
87 {USB_DEVICE(0x1199, 0x9004)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
88 {USB_DEVICE(0x1199, 0x9005)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
89 {USB_DEVICE(0x1199, 0x9006)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
90 {USB_DEVICE(0x1199, 0x9007)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
91 {USB_DEVICE(0x1199, 0x9008)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
92 {USB_DEVICE(0x1199, 0x9009)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
93 {USB_DEVICE(0x1199, 0x900a)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
Florian Echtler2f1def22011-08-09 13:37:49 +020094 {USB_DEVICE(0x1199, 0x9011)}, /* Sierra Wireless Gobi 2000 Modem device (MC8305) */
Bernhard Rosenkraenzer0725e952010-03-10 12:36:43 +010095 {USB_DEVICE(0x16d8, 0x8001)}, /* CMDTech Gobi 2000 QDL device (VU922) */
96 {USB_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */
Anssi Hannulae07896e2010-04-01 12:31:10 -040097 {USB_DEVICE(0x05c6, 0x9204)}, /* Gobi 2000 QDL device */
98 {USB_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */
Thomas Tuttle2db4d872012-02-01 16:07:17 -050099
Dan Williamsc192c8e2012-02-24 13:08:43 -0600100 /* Gobi 3000 devices */
101 {USB_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Gobi 3000 QDL */
Thomas Tuttle2db4d872012-02-01 16:07:17 -0500102 {USB_DEVICE(0x05c6, 0x920c)}, /* Gobi 3000 QDL */
103 {USB_DEVICE(0x05c6, 0x920d)}, /* Gobi 3000 Composite */
104 {USB_DEVICE(0x1410, 0xa020)}, /* Novatel Gobi 3000 QDL */
105 {USB_DEVICE(0x1410, 0xa021)}, /* Novatel Gobi 3000 Composite */
106 {USB_DEVICE(0x413c, 0x8193)}, /* Dell Gobi 3000 QDL */
107 {USB_DEVICE(0x413c, 0x8194)}, /* Dell Gobi 3000 Composite */
Bjørn Mork19371312012-07-15 16:47:40 +0200108 {USB_DEVICE(0x1199, 0x68a4)}, /* Sierra Wireless QDL */
109 {USB_DEVICE(0x1199, 0x68a5)}, /* Sierra Wireless Modem */
110 {USB_DEVICE(0x1199, 0x68a8)}, /* Sierra Wireless QDL */
111 {USB_DEVICE(0x1199, 0x68a9)}, /* Sierra Wireless Modem */
Bjørn Morkc41444c2012-05-24 11:19:04 +0200112 {USB_DEVICE(0x1199, 0x9010)}, /* Sierra Wireless Gobi 3000 QDL */
113 {USB_DEVICE(0x1199, 0x9012)}, /* Sierra Wireless Gobi 3000 QDL */
Richard Hartmann68c79e52011-09-20 20:50:51 +0200114 {USB_DEVICE(0x1199, 0x9013)}, /* Sierra Wireless Gobi 3000 Modem device (MC8355) */
Bjørn Morkc41444c2012-05-24 11:19:04 +0200115 {USB_DEVICE(0x1199, 0x9014)}, /* Sierra Wireless Gobi 3000 QDL */
116 {USB_DEVICE(0x1199, 0x9015)}, /* Sierra Wireless Gobi 3000 Modem device */
117 {USB_DEVICE(0x1199, 0x9018)}, /* Sierra Wireless Gobi 3000 QDL */
118 {USB_DEVICE(0x1199, 0x9019)}, /* Sierra Wireless Gobi 3000 Modem device */
Bjørn Mork19371312012-07-15 16:47:40 +0200119 {USB_DEVICE(0x1199, 0x901b)}, /* Sierra Wireless MC7770 */
Thomas Tuttle2db4d872012-02-01 16:07:17 -0500120 {USB_DEVICE(0x12D1, 0x14F0)}, /* Sony Gobi 3000 QDL */
121 {USB_DEVICE(0x12D1, 0x14F1)}, /* Sony Gobi 3000 Composite */
Bjørn Mork19371312012-07-15 16:47:40 +0200122
123 /* non Gobi Qualcomm serial devices */
124 {USB_DEVICE_INTERFACE_NUMBER(0x0f3d, 0x68a2, 0)}, /* Sierra Wireless MC7700 Device Management */
125 {USB_DEVICE_INTERFACE_NUMBER(0x0f3d, 0x68a2, 2)}, /* Sierra Wireless MC7700 NMEA */
126 {USB_DEVICE_INTERFACE_NUMBER(0x0f3d, 0x68a2, 3)}, /* Sierra Wireless MC7700 Modem */
127 {USB_DEVICE_INTERFACE_NUMBER(0x114f, 0x68a2, 0)}, /* Sierra Wireless MC7750 Device Management */
128 {USB_DEVICE_INTERFACE_NUMBER(0x114f, 0x68a2, 2)}, /* Sierra Wireless MC7750 NMEA */
129 {USB_DEVICE_INTERFACE_NUMBER(0x114f, 0x68a2, 3)}, /* Sierra Wireless MC7750 Modem */
130 {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x68a2, 0)}, /* Sierra Wireless MC7710 Device Management */
131 {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x68a2, 2)}, /* Sierra Wireless MC7710 NMEA */
132 {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x68a2, 3)}, /* Sierra Wireless MC7710 Modem */
133 {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x901c, 0)}, /* Sierra Wireless EM7700 Device Management */
134 {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x901c, 2)}, /* Sierra Wireless EM7700 NMEA */
135 {USB_DEVICE_INTERFACE_NUMBER(0x1199, 0x901c, 3)}, /* Sierra Wireless EM7700 Modem */
136
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800137 { } /* Terminating entry */
138};
139MODULE_DEVICE_TABLE(usb, id_table);
140
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800141static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
142{
Matthew Garrett3d7e59a2010-04-01 12:31:09 -0400143 struct usb_wwan_intf_private *data;
Anssi Hannulae07896e2010-04-01 12:31:10 -0400144 struct usb_host_interface *intf = serial->interface->cur_altsetting;
Greg Kroah-Hartman9760b282012-05-15 16:27:27 -0700145 struct device *dev = &serial->dev->dev;
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800146 int retval = -ENODEV;
147 __u8 nintf;
148 __u8 ifnum;
Dan Williamsc192c8e2012-02-24 13:08:43 -0600149 bool is_gobi1k = id->driver_info ? true : false;
Bjørn Mork2cf69932012-07-15 16:47:36 +0200150 int altsetting = -1;
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800151
Greg Kroah-Hartman9760b282012-05-15 16:27:27 -0700152 dev_dbg(dev, "Is Gobi 1000 = %d\n", is_gobi1k);
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800153
154 nintf = serial->dev->actconfig->desc.bNumInterfaces;
Greg Kroah-Hartman9760b282012-05-15 16:27:27 -0700155 dev_dbg(dev, "Num Interfaces = %d\n", nintf);
Anssi Hannulae07896e2010-04-01 12:31:10 -0400156 ifnum = intf->desc.bInterfaceNumber;
Greg Kroah-Hartman9760b282012-05-15 16:27:27 -0700157 dev_dbg(dev, "This Interface = %d\n", ifnum);
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800158
Steven Hardy99ab3f92011-04-04 17:59:55 +0100159 data = kzalloc(sizeof(struct usb_wwan_intf_private),
Matthew Garrett3d7e59a2010-04-01 12:31:09 -0400160 GFP_KERNEL);
161 if (!data)
162 return -ENOMEM;
163
164 spin_lock_init(&data->susp_lock);
165
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200166 if (nintf == 1) {
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800167 /* QDL mode */
Anssi Hannulae07896e2010-04-01 12:31:10 -0400168 /* Gobi 2000 has a single altsetting, older ones have two */
169 if (serial->interface->num_altsetting == 2)
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800170 intf = &serial->interface->altsetting[1];
Anssi Hannulae07896e2010-04-01 12:31:10 -0400171 else if (serial->interface->num_altsetting > 2)
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200172 goto done;
Anssi Hannulae07896e2010-04-01 12:31:10 -0400173
174 if (intf->desc.bNumEndpoints == 2 &&
175 usb_endpoint_is_bulk_in(&intf->endpoint[0].desc) &&
176 usb_endpoint_is_bulk_out(&intf->endpoint[1].desc)) {
Greg Kroah-Hartman9760b282012-05-15 16:27:27 -0700177 dev_dbg(dev, "QDL port found\n");
Anssi Hannulae07896e2010-04-01 12:31:10 -0400178
Bjørn Morkd25d5f22012-07-15 16:47:37 +0200179 if (serial->interface->num_altsetting == 1)
Steven Hardy99ab3f92011-04-04 17:59:55 +0100180 retval = 0; /* Success */
Bjørn Morkd25d5f22012-07-15 16:47:37 +0200181 else
182 altsetting = 1;
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800183 }
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200184 goto done;
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800185
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200186 }
187
Bjørn Morke7ad21e2012-07-15 16:47:39 +0200188 /* allow any number of interfaces when doing direct interface match */
189 if (id->match_flags & USB_DEVICE_ID_MATCH_INT_NUMBER) {
190 dev_dbg(dev, "Generic Qualcomm serial interface found\n");
191 altsetting = 0;
192 goto done;
193 }
194
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200195 if (nintf < 3 || nintf > 4) {
196 dev_err(dev, "unknown number of interfaces: %d\n", nintf);
197 goto done;
198 }
199
200 /* default to enabling interface */
201 altsetting = 0;
202 switch (ifnum) {
Dan Williamsc192c8e2012-02-24 13:08:43 -0600203 /* Composite mode; don't bind to the QMI/net interface as that
204 * gets handled by other drivers.
205 */
206
207 /* Gobi 1K USB layout:
208 * 0: serial port (doesn't respond)
209 * 1: serial port (doesn't respond)
210 * 2: AT-capable modem port
211 * 3: QMI/net
212 *
213 * Gobi 2K+ USB layout:
214 * 0: QMI/net
215 * 1: DM/DIAG (use libqcdm from ModemManager for communication)
216 * 2: AT-capable modem port
217 * 3: NMEA
218 */
219
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200220 case 1:
221 if (is_gobi1k)
222 altsetting = -1;
223 else
Greg Kroah-Hartman9760b282012-05-15 16:27:27 -0700224 dev_dbg(dev, "Gobi 2K+ DM/DIAG interface found\n");
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200225 break;
226 case 2:
227 dev_dbg(dev, "Modem port found\n");
228 break;
229 case 3:
230 if (is_gobi1k)
231 altsetting = -1;
232 else
Matthias G. Eckermann1992de82010-09-24 18:12:01 +0200233 /*
234 * NMEA (serial line 9600 8N1)
235 * # echo "\$GPS_START" > /dev/ttyUSBx
236 * # echo "\$GPS_STOP" > /dev/ttyUSBx
237 */
Greg Kroah-Hartman9760b282012-05-15 16:27:27 -0700238 dev_dbg(dev, "Gobi 2K+ NMEA GPS interface found\n");
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800239 }
240
Bjørn Mork0dfbf652012-07-15 16:47:38 +0200241done:
Bjørn Mork2cf69932012-07-15 16:47:36 +0200242 if (altsetting >= 0) {
243 retval = usb_set_interface(serial->dev, ifnum, altsetting);
244 if (retval < 0) {
245 dev_err(dev,
246 "Could not set interface, error %d\n",
247 retval);
248 retval = -ENODEV;
Bjørn Mork2cf69932012-07-15 16:47:36 +0200249 }
250 }
251
Bjørn Morkd25d5f22012-07-15 16:47:37 +0200252 /* Set serial->private if not returning error */
253 if (retval == 0)
Steven Hardy99ab3f92011-04-04 17:59:55 +0100254 usb_set_serial_data(serial, data);
Bjørn Morkd25d5f22012-07-15 16:47:37 +0200255 else
256 kfree(data);
257
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800258 return retval;
259}
260
Steven Hardy10c9ab12011-04-04 17:57:37 +0100261static void qc_release(struct usb_serial *serial)
262{
263 struct usb_wwan_intf_private *priv = usb_get_serial_data(serial);
264
Steven Hardy10c9ab12011-04-04 17:57:37 +0100265 /* Call usb_wwan release & free the private data allocated in qcprobe */
266 usb_wwan_release(serial);
267 usb_set_serial_data(serial, NULL);
268 kfree(priv);
269}
270
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800271static struct usb_serial_driver qcdevice = {
272 .driver = {
273 .owner = THIS_MODULE,
274 .name = "qcserial",
275 },
276 .description = "Qualcomm USB modem",
277 .id_table = id_table,
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800278 .num_ports = 1,
279 .probe = qcprobe,
Matthew Garrett3d7e59a2010-04-01 12:31:09 -0400280 .open = usb_wwan_open,
281 .close = usb_wwan_close,
282 .write = usb_wwan_write,
283 .write_room = usb_wwan_write_room,
284 .chars_in_buffer = usb_wwan_chars_in_buffer,
285 .attach = usb_wwan_startup,
286 .disconnect = usb_wwan_disconnect,
Steven Hardy10c9ab12011-04-04 17:57:37 +0100287 .release = qc_release,
Matthew Garrett3d7e59a2010-04-01 12:31:09 -0400288#ifdef CONFIG_PM
289 .suspend = usb_wwan_suspend,
290 .resume = usb_wwan_resume,
291#endif
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800292};
293
Alan Sternd8603222012-02-23 14:57:25 -0500294static struct usb_serial_driver * const serial_drivers[] = {
295 &qcdevice, NULL
296};
297
Greg Kroah-Hartman68e24112012-05-08 15:46:14 -0700298module_usb_serial_driver(serial_drivers, id_table);
Greg Kroah-Hartmana78b4282009-02-17 22:39:56 -0800299
300MODULE_AUTHOR(DRIVER_AUTHOR);
301MODULE_DESCRIPTION(DRIVER_DESC);
302MODULE_LICENSE("GPL v2");
303
304module_param(debug, bool, S_IRUGO | S_IWUSR);
305MODULE_PARM_DESC(debug, "Debug enabled or not");