233 lines
7.9 KiB
C
233 lines
7.9 KiB
C
/*
|
|
* Qualcomm Serial USB driver
|
|
*
|
|
* Copyright (c) 2008 QUALCOMM Incorporated.
|
|
* Copyright (c) 2009 Greg Kroah-Hartman <gregkh@suse.de>
|
|
* Copyright (c) 2009 Novell Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License version
|
|
* 2 as published by the Free Software Foundation.
|
|
*
|
|
*/
|
|
|
|
#include <linux/tty.h>
|
|
#include <linux/tty_flip.h>
|
|
#include <linux/usb.h>
|
|
#include <linux/usb/serial.h>
|
|
#include <linux/slab.h>
|
|
#include "usb-wwan.h"
|
|
|
|
#define DRIVER_AUTHOR "Qualcomm Inc"
|
|
#define DRIVER_DESC "Qualcomm USB Serial driver"
|
|
|
|
static int debug;
|
|
|
|
static const struct usb_device_id id_table[] = {
|
|
{USB_DEVICE(0x05c6, 0x9211)}, /* Acer Gobi QDL device */
|
|
{USB_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
|
|
{USB_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */
|
|
{USB_DEVICE(0x03f0, 0x201d)}, /* HP un2400 Gobi QDL Device */
|
|
{USB_DEVICE(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */
|
|
{USB_DEVICE(0x04da, 0x250c)}, /* Panasonic Gobi QDL device */
|
|
{USB_DEVICE(0x413c, 0x8172)}, /* Dell Gobi Modem device */
|
|
{USB_DEVICE(0x413c, 0x8171)}, /* Dell Gobi QDL device */
|
|
{USB_DEVICE(0x1410, 0xa001)}, /* Novatel Gobi Modem device */
|
|
{USB_DEVICE(0x1410, 0xa008)}, /* Novatel Gobi QDL device */
|
|
{USB_DEVICE(0x0b05, 0x1776)}, /* Asus Gobi Modem device */
|
|
{USB_DEVICE(0x0b05, 0x1774)}, /* Asus Gobi QDL device */
|
|
{USB_DEVICE(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */
|
|
{USB_DEVICE(0x19d2, 0xfff2)}, /* ONDA Gobi QDL device */
|
|
{USB_DEVICE(0x1557, 0x0a80)}, /* OQO Gobi QDL device */
|
|
{USB_DEVICE(0x05c6, 0x9001)}, /* Generic Gobi Modem device */
|
|
{USB_DEVICE(0x05c6, 0x9002)}, /* Generic Gobi Modem device */
|
|
{USB_DEVICE(0x05c6, 0x9202)}, /* Generic Gobi Modem device */
|
|
{USB_DEVICE(0x05c6, 0x9203)}, /* Generic Gobi Modem device */
|
|
{USB_DEVICE(0x05c6, 0x9222)}, /* Generic Gobi Modem device */
|
|
{USB_DEVICE(0x05c6, 0x9008)}, /* Generic Gobi QDL device */
|
|
{USB_DEVICE(0x05c6, 0x9201)}, /* Generic Gobi QDL device */
|
|
{USB_DEVICE(0x05c6, 0x9221)}, /* Generic Gobi QDL device */
|
|
{USB_DEVICE(0x05c6, 0x9231)}, /* Generic Gobi QDL device */
|
|
{USB_DEVICE(0x1f45, 0x0001)}, /* Unknown Gobi QDL device */
|
|
{USB_DEVICE(0x413c, 0x8185)}, /* Dell Gobi 2000 QDL device (N0218, VU936) */
|
|
{USB_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */
|
|
{USB_DEVICE(0x05c6, 0x9208)}, /* Generic Gobi 2000 QDL device */
|
|
{USB_DEVICE(0x05c6, 0x920b)}, /* Generic Gobi 2000 Modem device */
|
|
{USB_DEVICE(0x05c6, 0x9224)}, /* Sony Gobi 2000 QDL device (N0279, VU730) */
|
|
{USB_DEVICE(0x05c6, 0x9225)}, /* Sony Gobi 2000 Modem device (N0279, VU730) */
|
|
{USB_DEVICE(0x05c6, 0x9244)}, /* Samsung Gobi 2000 QDL device (VL176) */
|
|
{USB_DEVICE(0x05c6, 0x9245)}, /* Samsung Gobi 2000 Modem device (VL176) */
|
|
{USB_DEVICE(0x03f0, 0x241d)}, /* HP Gobi 2000 QDL device (VP412) */
|
|
{USB_DEVICE(0x03f0, 0x251d)}, /* HP Gobi 2000 Modem device (VP412) */
|
|
{USB_DEVICE(0x05c6, 0x9214)}, /* Acer Gobi 2000 QDL device (VP413) */
|
|
{USB_DEVICE(0x05c6, 0x9215)}, /* Acer Gobi 2000 Modem device (VP413) */
|
|
{USB_DEVICE(0x05c6, 0x9264)}, /* Asus Gobi 2000 QDL device (VR305) */
|
|
{USB_DEVICE(0x05c6, 0x9265)}, /* Asus Gobi 2000 Modem device (VR305) */
|
|
{USB_DEVICE(0x05c6, 0x9234)}, /* Top Global Gobi 2000 QDL device (VR306) */
|
|
{USB_DEVICE(0x05c6, 0x9235)}, /* Top Global Gobi 2000 Modem device (VR306) */
|
|
{USB_DEVICE(0x05c6, 0x9274)}, /* iRex Technologies Gobi 2000 QDL device (VR307) */
|
|
{USB_DEVICE(0x05c6, 0x9275)}, /* iRex Technologies Gobi 2000 Modem device (VR307) */
|
|
{USB_DEVICE(0x1199, 0x9000)}, /* Sierra Wireless Gobi 2000 QDL device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9001)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9002)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9003)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9004)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9005)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9006)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9007)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9008)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x9009)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x1199, 0x900a)}, /* Sierra Wireless Gobi 2000 Modem device (VT773) */
|
|
{USB_DEVICE(0x16d8, 0x8001)}, /* CMDTech Gobi 2000 QDL device (VU922) */
|
|
{USB_DEVICE(0x16d8, 0x8002)}, /* CMDTech Gobi 2000 Modem device (VU922) */
|
|
{USB_DEVICE(0x05c6, 0x9204)}, /* Gobi 2000 QDL device */
|
|
{USB_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */
|
|
{ } /* Terminating entry */
|
|
};
|
|
MODULE_DEVICE_TABLE(usb, id_table);
|
|
|
|
static struct usb_driver qcdriver = {
|
|
.name = "qcserial",
|
|
.probe = usb_serial_probe,
|
|
.disconnect = usb_serial_disconnect,
|
|
.id_table = id_table,
|
|
.suspend = usb_serial_suspend,
|
|
.resume = usb_serial_resume,
|
|
.supports_autosuspend = true,
|
|
};
|
|
|
|
static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
|
|
{
|
|
struct usb_wwan_intf_private *data;
|
|
struct usb_host_interface *intf = serial->interface->cur_altsetting;
|
|
int retval = -ENODEV;
|
|
__u8 nintf;
|
|
__u8 ifnum;
|
|
|
|
dbg("%s", __func__);
|
|
|
|
nintf = serial->dev->actconfig->desc.bNumInterfaces;
|
|
dbg("Num Interfaces = %d", nintf);
|
|
ifnum = intf->desc.bInterfaceNumber;
|
|
dbg("This Interface = %d", ifnum);
|
|
|
|
data = serial->private = kzalloc(sizeof(struct usb_wwan_intf_private),
|
|
GFP_KERNEL);
|
|
if (!data)
|
|
return -ENOMEM;
|
|
|
|
spin_lock_init(&data->susp_lock);
|
|
|
|
switch (nintf) {
|
|
case 1:
|
|
/* QDL mode */
|
|
/* Gobi 2000 has a single altsetting, older ones have two */
|
|
if (serial->interface->num_altsetting == 2)
|
|
intf = &serial->interface->altsetting[1];
|
|
else if (serial->interface->num_altsetting > 2)
|
|
break;
|
|
|
|
if (intf->desc.bNumEndpoints == 2 &&
|
|
usb_endpoint_is_bulk_in(&intf->endpoint[0].desc) &&
|
|
usb_endpoint_is_bulk_out(&intf->endpoint[1].desc)) {
|
|
dbg("QDL port found");
|
|
|
|
if (serial->interface->num_altsetting == 1)
|
|
return 0;
|
|
|
|
retval = usb_set_interface(serial->dev, ifnum, 1);
|
|
if (retval < 0) {
|
|
dev_err(&serial->dev->dev,
|
|
"Could not set interface, error %d\n",
|
|
retval);
|
|
retval = -ENODEV;
|
|
kfree(data);
|
|
}
|
|
return retval;
|
|
}
|
|
break;
|
|
|
|
case 3:
|
|
case 4:
|
|
/* Composite mode */
|
|
if (ifnum == 2) {
|
|
dbg("Modem port found");
|
|
retval = usb_set_interface(serial->dev, ifnum, 0);
|
|
if (retval < 0) {
|
|
dev_err(&serial->dev->dev,
|
|
"Could not set interface, error %d\n",
|
|
retval);
|
|
retval = -ENODEV;
|
|
kfree(data);
|
|
}
|
|
return retval;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
dev_err(&serial->dev->dev,
|
|
"unknown number of interfaces: %d\n", nintf);
|
|
kfree(data);
|
|
return -ENODEV;
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static struct usb_serial_driver qcdevice = {
|
|
.driver = {
|
|
.owner = THIS_MODULE,
|
|
.name = "qcserial",
|
|
},
|
|
.description = "Qualcomm USB modem",
|
|
.id_table = id_table,
|
|
.usb_driver = &qcdriver,
|
|
.num_ports = 1,
|
|
.probe = qcprobe,
|
|
.open = usb_wwan_open,
|
|
.close = usb_wwan_close,
|
|
.write = usb_wwan_write,
|
|
.write_room = usb_wwan_write_room,
|
|
.chars_in_buffer = usb_wwan_chars_in_buffer,
|
|
.attach = usb_wwan_startup,
|
|
.disconnect = usb_wwan_disconnect,
|
|
.release = usb_wwan_release,
|
|
#ifdef CONFIG_PM
|
|
.suspend = usb_wwan_suspend,
|
|
.resume = usb_wwan_resume,
|
|
#endif
|
|
};
|
|
|
|
static int __init qcinit(void)
|
|
{
|
|
int retval;
|
|
|
|
retval = usb_serial_register(&qcdevice);
|
|
if (retval)
|
|
return retval;
|
|
|
|
retval = usb_register(&qcdriver);
|
|
if (retval) {
|
|
usb_serial_deregister(&qcdevice);
|
|
return retval;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void __exit qcexit(void)
|
|
{
|
|
usb_deregister(&qcdriver);
|
|
usb_serial_deregister(&qcdevice);
|
|
}
|
|
|
|
module_init(qcinit);
|
|
module_exit(qcexit);
|
|
|
|
MODULE_AUTHOR(DRIVER_AUTHOR);
|
|
MODULE_DESCRIPTION(DRIVER_DESC);
|
|
MODULE_LICENSE("GPL v2");
|
|
|
|
module_param(debug, bool, S_IRUGO | S_IWUSR);
|
|
MODULE_PARM_DESC(debug, "Debug enabled or not");
|