2 * Qualcomm Serial USB driver
4 * Copyright (c) 2008 QUALCOMM Incorporated.
5 * Copyright (c) 2009 Greg Kroah-Hartman <gregkh@suse.de>
6 * Copyright (c) 2009 Novell Inc.
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.
14 #include <linux/tty.h>
15 #include <linux/tty_flip.h>
16 #include <linux/usb.h>
17 #include <linux/usb/serial.h>
18 #include <linux/slab.h>
21 #define DRIVER_AUTHOR "Qualcomm Inc"
22 #define DRIVER_DESC "Qualcomm USB Serial driver"
26 static const struct usb_device_id id_table
[] = {
27 {USB_DEVICE(0x05c6, 0x9211)}, /* Acer Gobi QDL device */
28 {USB_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
29 {USB_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */
30 {USB_DEVICE(0x03f0, 0x201d)}, /* HP un2400 Gobi QDL Device */
31 {USB_DEVICE(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */
32 {USB_DEVICE(0x04da, 0x250c)}, /* Panasonic Gobi QDL device */
33 {USB_DEVICE(0x413c, 0x8172)}, /* Dell Gobi Modem device */
34 {USB_DEVICE(0x413c, 0x8171)}, /* Dell Gobi QDL device */
35 {USB_DEVICE(0x1410, 0xa001)}, /* Novatel Gobi Modem device */
36 {USB_DEVICE(0x1410, 0xa008)}, /* Novatel Gobi QDL device */
37 {USB_DEVICE(0x0b05, 0x1776)}, /* Asus Gobi Modem device */
38 {USB_DEVICE(0x0b05, 0x1774)}, /* Asus Gobi QDL device */
39 {USB_DEVICE(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */
40 {USB_DEVICE(0x19d2, 0xfff2)}, /* ONDA Gobi QDL device */
41 {USB_DEVICE(0x1557, 0x0a80)}, /* OQO Gobi QDL device */
42 {USB_DEVICE(0x05c6, 0x9001)}, /* Generic Gobi Modem device */
43 {USB_DEVICE(0x05c6, 0x9002)}, /* Generic Gobi Modem device */
44 {USB_DEVICE(0x05c6, 0x9202)}, /* Generic Gobi Modem device */
45 {USB_DEVICE(0x05c6, 0x9203)}, /* Generic Gobi Modem device */
46 {USB_DEVICE(0x05c6, 0x9222)}, /* Generic Gobi Modem device */
47 {USB_DEVICE(0x05c6, 0x9008)}, /* Generic Gobi QDL device */
48 {USB_DEVICE(0x05c6, 0x9201)}, /* Generic Gobi QDL device */
49 {USB_DEVICE(0x05c6, 0x9221)}, /* Generic Gobi QDL device */
50 {USB_DEVICE(0x05c6, 0x9231)}, /* Generic Gobi QDL device */
51 {USB_DEVICE(0x1f45, 0x0001)}, /* Unknown Gobi QDL device */
52 {USB_DEVICE(0x413c, 0x8185)}, /* Dell Gobi 2000 QDL device (N0218, VU936) */
53 {USB_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */
54 {USB_DEVICE(0x05c6, 0x9208)}, /* Generic Gobi 2000 QDL device */
55 {USB_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */
56 {USB_DEVICE(0x05c6, 0x9224)}, /* Sony Gobi 2000 QDL device (N0279, VU730) */
57 {USB_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */
58 {USB_DEVICE(0x05c6, 0x9244)}, /* Samsung Gobi 2000 QDL device (VL176) */
59 {USB_DEVICE(0x05c6, 0x9245)}, /* Samsung Gobi 2000 Modem device (VL176) */
60 {USB_DEVICE(0x03f0, 0x241d)}, /* HP Gobi 2000 QDL device (VP412) */
61 {USB_DEVICE(0x03f0, 0x251d)}, /* HP Gobi 2000 Modem device (VP412) */
62 {USB_DEVICE(0x05c6, 0x9214)}, /* Acer Gobi 2000 QDL device (VP413) */
63 {USB_DEVICE(0x05c6, 0x9215)}, /* Acer Gobi 2000 Modem device (VP413) */
64 {USB_DEVICE(0x05c6, 0x9264)}, /* Asus Gobi 2000 QDL device (VR305) */
65 {USB_DEVICE(0x05c6, 0x9265)}, /* Asus Gobi 2000 Modem device (VR305) */
66 {USB_DEVICE(0x05c6, 0x9234)}, /* Top Global Gobi 2000 QDL device (VR306) */
67 {USB_DEVICE(0x05c6, 0x9235)}, /* Top Global Gobi 2000 Modem device (VR306) */
68 {USB_DEVICE(0x05c6, 0x9274)}, /* iRex Technologies Gobi 2000 QDL device (VR307) */
69 {USB_DEVICE(0x05c6, 0x9275)}, /* iRex Technologies Gobi 2000 Modem device (VR307) */
70 {USB_DEVICE(0x1199, 0x9000)}, /* Sierra Wireless Gobi 2000 QDL device (VT773) */
71 {USB_DEVICE(0x1199, 0x9001)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
72 {USB_DEVICE(0x1199, 0x9002)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
73 {USB_DEVICE(0x1199, 0x9003)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
74 {USB_DEVICE(0x1199, 0x9004)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
75 {USB_DEVICE(0x1199, 0x9005)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
76 {USB_DEVICE(0x1199, 0x9006)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
77 {USB_DEVICE(0x1199, 0x9007)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
78 {USB_DEVICE(0x1199, 0x9008)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
79 {USB_DEVICE(0x1199, 0x9009)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
80 {USB_DEVICE(0x1199, 0x900a)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
81 {USB_DEVICE(0x16d8, 0x8001)}, /* CMDTech Gobi 2000 QDL device (VU922) */
82 {USB_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */
83 {USB_DEVICE(0x05c6, 0x9204)}, /* Gobi 2000 QDL device */
84 {USB_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */
85 { } /* Terminating entry */
87 MODULE_DEVICE_TABLE(usb
, id_table
);
89 static struct usb_driver qcdriver
= {
91 .probe
= usb_serial_probe
,
92 .disconnect
= usb_serial_disconnect
,
94 .suspend
= usb_serial_suspend
,
95 .resume
= usb_serial_resume
,
96 .supports_autosuspend
= true,
99 static int qcprobe(struct usb_serial
*serial
, const struct usb_device_id
*id
)
101 struct usb_wwan_intf_private
*data
;
102 struct usb_host_interface
*intf
= serial
->interface
->cur_altsetting
;
103 int retval
= -ENODEV
;
109 nintf
= serial
->dev
->actconfig
->desc
.bNumInterfaces
;
110 dbg("Num Interfaces = %d", nintf
);
111 ifnum
= intf
->desc
.bInterfaceNumber
;
112 dbg("This Interface = %d", ifnum
);
114 data
= serial
->private = kzalloc(sizeof(struct usb_wwan_intf_private
),
119 spin_lock_init(&data
->susp_lock
);
124 /* Gobi 2000 has a single altsetting, older ones have two */
125 if (serial
->interface
->num_altsetting
== 2)
126 intf
= &serial
->interface
->altsetting
[1];
127 else if (serial
->interface
->num_altsetting
> 2)
130 if (intf
->desc
.bNumEndpoints
== 2 &&
131 usb_endpoint_is_bulk_in(&intf
->endpoint
[0].desc
) &&
132 usb_endpoint_is_bulk_out(&intf
->endpoint
[1].desc
)) {
133 dbg("QDL port found");
135 if (serial
->interface
->num_altsetting
== 1)
138 retval
= usb_set_interface(serial
->dev
, ifnum
, 1);
140 dev_err(&serial
->dev
->dev
,
141 "Could not set interface, error %d\n",
154 dbg("Modem port found");
155 retval
= usb_set_interface(serial
->dev
, ifnum
, 0);
157 dev_err(&serial
->dev
->dev
,
158 "Could not set interface, error %d\n",
168 dev_err(&serial
->dev
->dev
,
169 "unknown number of interfaces: %d\n", nintf
);
177 static struct usb_serial_driver qcdevice
= {
179 .owner
= THIS_MODULE
,
182 .description
= "Qualcomm USB modem",
183 .id_table
= id_table
,
184 .usb_driver
= &qcdriver
,
187 .open
= usb_wwan_open
,
188 .close
= usb_wwan_close
,
189 .write
= usb_wwan_write
,
190 .write_room
= usb_wwan_write_room
,
191 .chars_in_buffer
= usb_wwan_chars_in_buffer
,
192 .attach
= usb_wwan_startup
,
193 .disconnect
= usb_wwan_disconnect
,
194 .release
= usb_wwan_release
,
196 .suspend
= usb_wwan_suspend
,
197 .resume
= usb_wwan_resume
,
201 static int __init
qcinit(void)
205 retval
= usb_serial_register(&qcdevice
);
209 retval
= usb_register(&qcdriver
);
211 usb_serial_deregister(&qcdevice
);
218 static void __exit
qcexit(void)
220 usb_deregister(&qcdriver
);
221 usb_serial_deregister(&qcdevice
);
227 MODULE_AUTHOR(DRIVER_AUTHOR
);
228 MODULE_DESCRIPTION(DRIVER_DESC
);
229 MODULE_LICENSE("GPL v2");
231 module_param(debug
, bool, S_IRUGO
| S_IWUSR
);
232 MODULE_PARM_DESC(debug
, "Debug enabled or not");