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Commit | Line | Data |
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a78b4282 GKH |
1 | /* |
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> | |
6eb0de82 | 16 | #include <linux/module.h> |
a78b4282 GKH |
17 | #include <linux/usb.h> |
18 | #include <linux/usb/serial.h> | |
3d7e59ad MG |
19 | #include <linux/slab.h> |
20 | #include "usb-wwan.h" | |
a78b4282 GKH |
21 | |
22 | #define DRIVER_AUTHOR "Qualcomm Inc" | |
23 | #define DRIVER_DESC "Qualcomm USB Serial driver" | |
24 | ||
90ab5ee9 | 25 | static bool debug; |
a78b4282 | 26 | |
c192c8e7 DW |
27 | #define DEVICE_G1K(v, p) \ |
28 | USB_DEVICE(v, p), .driver_info = 1 | |
29 | ||
7d40d7e8 | 30 | static const struct usb_device_id id_table[] = { |
c192c8e7 DW |
31 | /* 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 */ | |
0725e95e BR |
65 | {USB_DEVICE(0x413c, 0x8185)}, /* Dell Gobi 2000 QDL device (N0218, VU936) */ |
66 | {USB_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */ | |
bec25b89 AB |
67 | {USB_DEVICE(0x05c6, 0x9208)}, /* Generic Gobi 2000 QDL device */ |
68 | {USB_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */ | |
0725e95e BR |
69 | {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) */ | |
2f1def26 | 94 | {USB_DEVICE(0x1199, 0x9011)}, /* Sierra Wireless Gobi 2000 Modem device (MC8305) */ |
0725e95e BR |
95 | {USB_DEVICE(0x16d8, 0x8001)}, /* CMDTech Gobi 2000 QDL device (VU922) */ |
96 | {USB_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */ | |
e07896e6 AH |
97 | {USB_DEVICE(0x05c6, 0x9204)}, /* Gobi 2000 QDL device */ |
98 | {USB_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */ | |
2db4d870 | 99 | |
c192c8e7 DW |
100 | /* Gobi 3000 devices */ |
101 | {USB_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Gobi 3000 QDL */ | |
2db4d870 TT |
102 | {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 */ | |
1937131a BM |
108 | {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 */ | |
c41444cc BM |
112 | {USB_DEVICE(0x1199, 0x9010)}, /* Sierra Wireless Gobi 3000 QDL */ |
113 | {USB_DEVICE(0x1199, 0x9012)}, /* Sierra Wireless Gobi 3000 QDL */ | |
68c79e57 | 114 | {USB_DEVICE(0x1199, 0x9013)}, /* Sierra Wireless Gobi 3000 Modem device (MC8355) */ |
c41444cc BM |
115 | {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 */ | |
1937131a | 119 | {USB_DEVICE(0x1199, 0x901b)}, /* Sierra Wireless MC7770 */ |
2db4d870 TT |
120 | {USB_DEVICE(0x12D1, 0x14F0)}, /* Sony Gobi 3000 QDL */ |
121 | {USB_DEVICE(0x12D1, 0x14F1)}, /* Sony Gobi 3000 Composite */ | |
1937131a BM |
122 | |
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 | ||
a78b4282 GKH |
137 | { } /* Terminating entry */ |
138 | }; | |
139 | MODULE_DEVICE_TABLE(usb, id_table); | |
140 | ||
a78b4282 GKH |
141 | static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) |
142 | { | |
3d7e59ad | 143 | struct usb_wwan_intf_private *data; |
e07896e6 | 144 | struct usb_host_interface *intf = serial->interface->cur_altsetting; |
9760b283 | 145 | struct device *dev = &serial->dev->dev; |
a78b4282 GKH |
146 | int retval = -ENODEV; |
147 | __u8 nintf; | |
148 | __u8 ifnum; | |
c192c8e7 | 149 | bool is_gobi1k = id->driver_info ? true : false; |
2cf69930 | 150 | int altsetting = -1; |
a78b4282 | 151 | |
9760b283 | 152 | dev_dbg(dev, "Is Gobi 1000 = %d\n", is_gobi1k); |
a78b4282 GKH |
153 | |
154 | nintf = serial->dev->actconfig->desc.bNumInterfaces; | |
9760b283 | 155 | dev_dbg(dev, "Num Interfaces = %d\n", nintf); |
e07896e6 | 156 | ifnum = intf->desc.bInterfaceNumber; |
9760b283 | 157 | dev_dbg(dev, "This Interface = %d\n", ifnum); |
a78b4282 | 158 | |
99ab3f9e | 159 | data = kzalloc(sizeof(struct usb_wwan_intf_private), |
3d7e59ad MG |
160 | GFP_KERNEL); |
161 | if (!data) | |
162 | return -ENOMEM; | |
163 | ||
164 | spin_lock_init(&data->susp_lock); | |
165 | ||
0dfbf65e | 166 | if (nintf == 1) { |
a78b4282 | 167 | /* QDL mode */ |
e07896e6 AH |
168 | /* Gobi 2000 has a single altsetting, older ones have two */ |
169 | if (serial->interface->num_altsetting == 2) | |
a78b4282 | 170 | intf = &serial->interface->altsetting[1]; |
e07896e6 | 171 | else if (serial->interface->num_altsetting > 2) |
0dfbf65e | 172 | goto done; |
e07896e6 AH |
173 | |
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)) { | |
9760b283 | 177 | dev_dbg(dev, "QDL port found\n"); |
e07896e6 | 178 | |
d25d5f28 | 179 | if (serial->interface->num_altsetting == 1) |
99ab3f9e | 180 | retval = 0; /* Success */ |
d25d5f28 BM |
181 | else |
182 | altsetting = 1; | |
a78b4282 | 183 | } |
0dfbf65e | 184 | goto done; |
a78b4282 | 185 | |
0dfbf65e BM |
186 | } |
187 | ||
e7ad21e0 BM |
188 | /* 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 | ||
0dfbf65e BM |
195 | 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; | |
c192c8e7 | 202 | |
731879f8 DW |
203 | /* Composite mode; don't bind to the QMI/net interface as that |
204 | * gets handled by other drivers. | |
205 | */ | |
206 | ||
207 | if (is_gobi1k) { | |
c192c8e7 DW |
208 | /* Gobi 1K USB layout: |
209 | * 0: serial port (doesn't respond) | |
210 | * 1: serial port (doesn't respond) | |
211 | * 2: AT-capable modem port | |
212 | * 3: QMI/net | |
731879f8 DW |
213 | */ |
214 | if (ifnum == 2) | |
215 | dev_dbg(dev, "Modem port found\n"); | |
216 | else | |
217 | altsetting = -1; | |
218 | } else { | |
219 | /* Gobi 2K+ USB layout: | |
c192c8e7 DW |
220 | * 0: QMI/net |
221 | * 1: DM/DIAG (use libqcdm from ModemManager for communication) | |
222 | * 2: AT-capable modem port | |
223 | * 3: NMEA | |
224 | */ | |
731879f8 DW |
225 | switch (ifnum) { |
226 | case 0: | |
227 | /* Don't claim the QMI/net interface */ | |
0dfbf65e | 228 | altsetting = -1; |
731879f8 DW |
229 | break; |
230 | case 1: | |
9760b283 | 231 | dev_dbg(dev, "Gobi 2K+ DM/DIAG interface found\n"); |
731879f8 DW |
232 | break; |
233 | case 2: | |
234 | dev_dbg(dev, "Modem port found\n"); | |
235 | break; | |
236 | case 3: | |
1992de83 ME |
237 | /* |
238 | * NMEA (serial line 9600 8N1) | |
239 | * # echo "\$GPS_START" > /dev/ttyUSBx | |
240 | * # echo "\$GPS_STOP" > /dev/ttyUSBx | |
241 | */ | |
9760b283 | 242 | dev_dbg(dev, "Gobi 2K+ NMEA GPS interface found\n"); |
731879f8 DW |
243 | break; |
244 | } | |
a78b4282 GKH |
245 | } |
246 | ||
0dfbf65e | 247 | done: |
2cf69930 BM |
248 | if (altsetting >= 0) { |
249 | retval = usb_set_interface(serial->dev, ifnum, altsetting); | |
250 | if (retval < 0) { | |
251 | dev_err(dev, | |
252 | "Could not set interface, error %d\n", | |
253 | retval); | |
254 | retval = -ENODEV; | |
2cf69930 BM |
255 | } |
256 | } | |
257 | ||
d25d5f28 BM |
258 | /* Set serial->private if not returning error */ |
259 | if (retval == 0) | |
99ab3f9e | 260 | usb_set_serial_data(serial, data); |
d25d5f28 BM |
261 | else |
262 | kfree(data); | |
263 | ||
a78b4282 GKH |
264 | return retval; |
265 | } | |
266 | ||
10c9ab15 SH |
267 | static void qc_release(struct usb_serial *serial) |
268 | { | |
269 | struct usb_wwan_intf_private *priv = usb_get_serial_data(serial); | |
270 | ||
a1028f0a | 271 | /* Free the private data allocated in qcprobe */ |
10c9ab15 SH |
272 | usb_set_serial_data(serial, NULL); |
273 | kfree(priv); | |
274 | } | |
275 | ||
a78b4282 GKH |
276 | static struct usb_serial_driver qcdevice = { |
277 | .driver = { | |
278 | .owner = THIS_MODULE, | |
279 | .name = "qcserial", | |
280 | }, | |
281 | .description = "Qualcomm USB modem", | |
282 | .id_table = id_table, | |
a78b4282 GKH |
283 | .num_ports = 1, |
284 | .probe = qcprobe, | |
3d7e59ad MG |
285 | .open = usb_wwan_open, |
286 | .close = usb_wwan_close, | |
287 | .write = usb_wwan_write, | |
288 | .write_room = usb_wwan_write_room, | |
289 | .chars_in_buffer = usb_wwan_chars_in_buffer, | |
290 | .attach = usb_wwan_startup, | |
10c9ab15 | 291 | .release = qc_release, |
a1028f0a | 292 | .port_remove = usb_wwan_port_remove, |
3d7e59ad MG |
293 | #ifdef CONFIG_PM |
294 | .suspend = usb_wwan_suspend, | |
295 | .resume = usb_wwan_resume, | |
296 | #endif | |
a78b4282 GKH |
297 | }; |
298 | ||
d860322f AS |
299 | static struct usb_serial_driver * const serial_drivers[] = { |
300 | &qcdevice, NULL | |
301 | }; | |
302 | ||
68e24113 | 303 | module_usb_serial_driver(serial_drivers, id_table); |
a78b4282 GKH |
304 | |
305 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
306 | MODULE_DESCRIPTION(DRIVER_DESC); | |
307 | MODULE_LICENSE("GPL v2"); | |
308 | ||
309 | module_param(debug, bool, S_IRUGO | S_IWUSR); | |
310 | MODULE_PARM_DESC(debug, "Debug enabled or not"); |