112 lines
3.8 KiB
C
112 lines
3.8 KiB
C
/*
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* Qualcomm USB Auxiliary Serial Port driver
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*
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* Copyright (C) 2008 Greg Kroah-Hartman <greg@kroah.com>
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* Copyright (C) 2010 Dan Williams <dcbw@redhat.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Devices listed here usually provide a CDC ACM port on which normal modem
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* AT commands and PPP can be used. But when that port is in-use by PPP it
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* cannot be used simultaneously for status or signal strength. Instead, the
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* ports here can be queried for that information using the Qualcomm DM
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* protocol.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/tty.h>
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#include <linux/module.h>
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#include <linux/usb.h>
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#include <linux/usb/serial.h>
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/* NOTE: for now, only use this driver for devices that provide a CDC-ACM port
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* for normal AT commands, but also provide secondary USB interfaces for the
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* QCDM-capable ports. Devices that do not provide a CDC-ACM port should
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* probably be driven by option.ko.
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*/
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/* UTStarcom/Pantech/Curitel devices */
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#define UTSTARCOM_VENDOR_ID 0x106c
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#define UTSTARCOM_PRODUCT_PC5740 0x3701
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#define UTSTARCOM_PRODUCT_PC5750 0x3702 /* aka Pantech PX-500 */
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#define UTSTARCOM_PRODUCT_UM150 0x3711
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#define UTSTARCOM_PRODUCT_UM175_V1 0x3712
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#define UTSTARCOM_PRODUCT_UM175_V2 0x3714
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#define UTSTARCOM_PRODUCT_UM175_ALLTEL 0x3715
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/* CMOTECH devices */
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#define CMOTECH_VENDOR_ID 0x16d8
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#define CMOTECH_PRODUCT_CDU550 0x5553
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#define CMOTECH_PRODUCT_CDX650 0x6512
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/* LG devices */
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#define LG_VENDOR_ID 0x1004
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#define LG_PRODUCT_VX4400_6000 0x6000 /* VX4400/VX6000/Rumor */
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/* Sanyo devices */
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#define SANYO_VENDOR_ID 0x0474
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#define SANYO_PRODUCT_KATANA_LX 0x0754 /* SCP-3800 (Katana LX) */
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/* Samsung devices */
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#define SAMSUNG_VENDOR_ID 0x04e8
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#define SAMSUNG_PRODUCT_U520 0x6640 /* SCH-U520 */
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static struct usb_device_id id_table[] = {
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{ USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_PC5740, 0xff, 0x00, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_PC5750, 0xff, 0x00, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM150, 0xff, 0x00, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_V1, 0xff, 0x00, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_V2, 0xff, 0x00, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_ALLTEL, 0xff, 0x00, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CDU550, 0xff, 0xff, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CDX650, 0xff, 0xff, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(LG_VENDOR_ID, LG_PRODUCT_VX4400_6000, 0xff, 0xff, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(SANYO_VENDOR_ID, SANYO_PRODUCT_KATANA_LX, 0xff, 0xff, 0x00) },
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{ USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_U520, 0xff, 0x00, 0x00) },
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{ },
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};
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MODULE_DEVICE_TABLE(usb, id_table);
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static struct usb_driver qcaux_driver = {
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.name = "qcaux",
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.probe = usb_serial_probe,
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.disconnect = usb_serial_disconnect,
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.id_table = id_table,
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.no_dynamic_id = 1,
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};
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static struct usb_serial_driver qcaux_device = {
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.driver = {
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.owner = THIS_MODULE,
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.name = "qcaux",
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},
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.id_table = id_table,
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.num_ports = 1,
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};
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static int __init qcaux_init(void)
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{
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int retval;
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retval = usb_serial_register(&qcaux_device);
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if (retval)
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return retval;
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retval = usb_register(&qcaux_driver);
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if (retval)
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usb_serial_deregister(&qcaux_device);
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return retval;
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}
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static void __exit qcaux_exit(void)
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{
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usb_deregister(&qcaux_driver);
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usb_serial_deregister(&qcaux_device);
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}
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module_init(qcaux_init);
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module_exit(qcaux_exit);
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MODULE_LICENSE("GPL");
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