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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> | |
16 | #include <linux/usb.h> | |
17 | #include <linux/usb/serial.h> | |
18 | ||
19 | #define DRIVER_AUTHOR "Qualcomm Inc" | |
20 | #define DRIVER_DESC "Qualcomm USB Serial driver" | |
21 | ||
22 | static int debug; | |
23 | ||
7d40d7e8 | 24 | static const struct usb_device_id id_table[] = { |
a78b4282 GKH |
25 | {USB_DEVICE(0x05c6, 0x9211)}, /* Acer Gobi QDL device */ |
26 | {USB_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ | |
fd8345f8 AS |
27 | {USB_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */ |
28 | {USB_DEVICE(0x03f0, 0x201d)}, /* HP un2400 Gobi QDL Device */ | |
f05932c0 MG |
29 | {USB_DEVICE(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */ |
30 | {USB_DEVICE(0x04da, 0x250c)}, /* Panasonic Gobi QDL device */ | |
31 | {USB_DEVICE(0x413c, 0x8172)}, /* Dell Gobi Modem device */ | |
32 | {USB_DEVICE(0x413c, 0x8171)}, /* Dell Gobi QDL device */ | |
33 | {USB_DEVICE(0x1410, 0xa001)}, /* Novatel Gobi Modem device */ | |
34 | {USB_DEVICE(0x1410, 0xa008)}, /* Novatel Gobi QDL device */ | |
35 | {USB_DEVICE(0x0b05, 0x1776)}, /* Asus Gobi Modem device */ | |
36 | {USB_DEVICE(0x0b05, 0x1774)}, /* Asus Gobi QDL device */ | |
37 | {USB_DEVICE(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */ | |
38 | {USB_DEVICE(0x19d2, 0xfff2)}, /* ONDA Gobi QDL device */ | |
39 | {USB_DEVICE(0x1557, 0x0a80)}, /* OQO Gobi QDL device */ | |
40 | {USB_DEVICE(0x05c6, 0x9001)}, /* Generic Gobi Modem device */ | |
41 | {USB_DEVICE(0x05c6, 0x9002)}, /* Generic Gobi Modem device */ | |
42 | {USB_DEVICE(0x05c6, 0x9202)}, /* Generic Gobi Modem device */ | |
43 | {USB_DEVICE(0x05c6, 0x9203)}, /* Generic Gobi Modem device */ | |
44 | {USB_DEVICE(0x05c6, 0x9222)}, /* Generic Gobi Modem device */ | |
45 | {USB_DEVICE(0x05c6, 0x9008)}, /* Generic Gobi QDL device */ | |
46 | {USB_DEVICE(0x05c6, 0x9201)}, /* Generic Gobi QDL device */ | |
47 | {USB_DEVICE(0x05c6, 0x9221)}, /* Generic Gobi QDL device */ | |
48 | {USB_DEVICE(0x05c6, 0x9231)}, /* Generic Gobi QDL device */ | |
49 | {USB_DEVICE(0x1f45, 0x0001)}, /* Unknown Gobi QDL device */ | |
0725e95e BR |
50 | {USB_DEVICE(0x413c, 0x8185)}, /* Dell Gobi 2000 QDL device (N0218, VU936) */ |
51 | {USB_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */ | |
52 | {USB_DEVICE(0x05c6, 0x9224)}, /* Sony Gobi 2000 QDL device (N0279, VU730) */ | |
53 | {USB_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */ | |
54 | {USB_DEVICE(0x05c6, 0x9244)}, /* Samsung Gobi 2000 QDL device (VL176) */ | |
55 | {USB_DEVICE(0x05c6, 0x9245)}, /* Samsung Gobi 2000 Modem device (VL176) */ | |
56 | {USB_DEVICE(0x03f0, 0x241d)}, /* HP Gobi 2000 QDL device (VP412) */ | |
57 | {USB_DEVICE(0x03f0, 0x251d)}, /* HP Gobi 2000 Modem device (VP412) */ | |
58 | {USB_DEVICE(0x05c6, 0x9214)}, /* Acer Gobi 2000 QDL device (VP413) */ | |
59 | {USB_DEVICE(0x05c6, 0x9215)}, /* Acer Gobi 2000 Modem device (VP413) */ | |
60 | {USB_DEVICE(0x05c6, 0x9264)}, /* Asus Gobi 2000 QDL device (VR305) */ | |
61 | {USB_DEVICE(0x05c6, 0x9265)}, /* Asus Gobi 2000 Modem device (VR305) */ | |
62 | {USB_DEVICE(0x05c6, 0x9234)}, /* Top Global Gobi 2000 QDL device (VR306) */ | |
63 | {USB_DEVICE(0x05c6, 0x9235)}, /* Top Global Gobi 2000 Modem device (VR306) */ | |
64 | {USB_DEVICE(0x05c6, 0x9274)}, /* iRex Technologies Gobi 2000 QDL device (VR307) */ | |
65 | {USB_DEVICE(0x05c6, 0x9275)}, /* iRex Technologies Gobi 2000 Modem device (VR307) */ | |
66 | {USB_DEVICE(0x1199, 0x9000)}, /* Sierra Wireless Gobi 2000 QDL device (VT773) */ | |
67 | {USB_DEVICE(0x1199, 0x9001)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
68 | {USB_DEVICE(0x1199, 0x9002)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
69 | {USB_DEVICE(0x1199, 0x9003)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
70 | {USB_DEVICE(0x1199, 0x9004)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
71 | {USB_DEVICE(0x1199, 0x9005)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
72 | {USB_DEVICE(0x1199, 0x9006)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
73 | {USB_DEVICE(0x1199, 0x9007)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
74 | {USB_DEVICE(0x1199, 0x9008)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
75 | {USB_DEVICE(0x1199, 0x9009)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
76 | {USB_DEVICE(0x1199, 0x900a)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */ | |
77 | {USB_DEVICE(0x16d8, 0x8001)}, /* CMDTech Gobi 2000 QDL device (VU922) */ | |
78 | {USB_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */ | |
a78b4282 GKH |
79 | { } /* Terminating entry */ |
80 | }; | |
81 | MODULE_DEVICE_TABLE(usb, id_table); | |
82 | ||
83 | static struct usb_driver qcdriver = { | |
84 | .name = "qcserial", | |
85 | .probe = usb_serial_probe, | |
86 | .disconnect = usb_serial_disconnect, | |
87 | .id_table = id_table, | |
88 | .suspend = usb_serial_suspend, | |
89 | .resume = usb_serial_resume, | |
90 | .supports_autosuspend = true, | |
91 | }; | |
92 | ||
93 | static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) | |
94 | { | |
95 | int retval = -ENODEV; | |
96 | __u8 nintf; | |
97 | __u8 ifnum; | |
98 | ||
99 | dbg("%s", __func__); | |
100 | ||
101 | nintf = serial->dev->actconfig->desc.bNumInterfaces; | |
102 | dbg("Num Interfaces = %d", nintf); | |
103 | ifnum = serial->interface->cur_altsetting->desc.bInterfaceNumber; | |
104 | dbg("This Interface = %d", ifnum); | |
105 | ||
106 | switch (nintf) { | |
107 | case 1: | |
108 | /* QDL mode */ | |
109 | if (serial->interface->num_altsetting == 2) { | |
110 | struct usb_host_interface *intf; | |
111 | ||
112 | intf = &serial->interface->altsetting[1]; | |
113 | if (intf->desc.bNumEndpoints == 2) { | |
114 | if (usb_endpoint_is_bulk_in(&intf->endpoint[0].desc) && | |
115 | usb_endpoint_is_bulk_out(&intf->endpoint[1].desc)) { | |
116 | dbg("QDL port found"); | |
117 | retval = usb_set_interface(serial->dev, ifnum, 1); | |
118 | if (retval < 0) { | |
119 | dev_err(&serial->dev->dev, | |
120 | "Could not set interface, error %d\n", | |
121 | retval); | |
122 | retval = -ENODEV; | |
123 | } | |
124 | return retval; | |
125 | } | |
126 | } | |
127 | } | |
128 | break; | |
129 | ||
130 | case 4: | |
131 | /* Composite mode */ | |
132 | if (ifnum == 2) { | |
133 | dbg("Modem port found"); | |
134 | retval = usb_set_interface(serial->dev, ifnum, 0); | |
135 | if (retval < 0) { | |
136 | dev_err(&serial->dev->dev, | |
137 | "Could not set interface, error %d\n", | |
138 | retval); | |
139 | retval = -ENODEV; | |
140 | } | |
141 | return retval; | |
142 | } | |
143 | break; | |
144 | ||
145 | default: | |
146 | dev_err(&serial->dev->dev, | |
147 | "unknown number of interfaces: %d\n", nintf); | |
148 | return -ENODEV; | |
149 | } | |
150 | ||
151 | return retval; | |
152 | } | |
153 | ||
154 | static struct usb_serial_driver qcdevice = { | |
155 | .driver = { | |
156 | .owner = THIS_MODULE, | |
157 | .name = "qcserial", | |
158 | }, | |
159 | .description = "Qualcomm USB modem", | |
160 | .id_table = id_table, | |
161 | .usb_driver = &qcdriver, | |
162 | .num_ports = 1, | |
163 | .probe = qcprobe, | |
164 | }; | |
165 | ||
166 | static int __init qcinit(void) | |
167 | { | |
168 | int retval; | |
169 | ||
170 | retval = usb_serial_register(&qcdevice); | |
171 | if (retval) | |
172 | return retval; | |
173 | ||
174 | retval = usb_register(&qcdriver); | |
175 | if (retval) { | |
176 | usb_serial_deregister(&qcdevice); | |
177 | return retval; | |
178 | } | |
179 | ||
180 | return 0; | |
181 | } | |
182 | ||
183 | static void __exit qcexit(void) | |
184 | { | |
185 | usb_deregister(&qcdriver); | |
186 | usb_serial_deregister(&qcdevice); | |
187 | } | |
188 | ||
189 | module_init(qcinit); | |
190 | module_exit(qcexit); | |
191 | ||
192 | MODULE_AUTHOR(DRIVER_AUTHOR); | |
193 | MODULE_DESCRIPTION(DRIVER_DESC); | |
194 | MODULE_LICENSE("GPL v2"); | |
195 | ||
196 | module_param(debug, bool, S_IRUGO | S_IWUSR); | |
197 | MODULE_PARM_DESC(debug, "Debug enabled or not"); |