1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Qualcomm USB Auxiliary Serial Port driver 4 * 5 * Copyright (C) 2008 Greg Kroah-Hartman <greg@kroah.com> 6 * Copyright (C) 2010 Dan Williams <dcbw@redhat.com> 7 * 8 * Devices listed here usually provide a CDC ACM port on which normal modem 9 * AT commands and PPP can be used. But when that port is in-use by PPP it 10 * cannot be used simultaneously for status or signal strength. Instead, the 11 * ports here can be queried for that information using the Qualcomm DM 12 * protocol. 13 */ 14 15 #include <linux/kernel.h> 16 #include <linux/tty.h> 17 #include <linux/module.h> 18 #include <linux/usb.h> 19 #include <linux/usb/serial.h> 20 21 /* NOTE: for now, only use this driver for devices that provide a CDC-ACM port 22 * for normal AT commands, but also provide secondary USB interfaces for the 23 * QCDM-capable ports. Devices that do not provide a CDC-ACM port should 24 * probably be driven by option.ko. 25 */ 26 27 /* UTStarcom/Pantech/Curitel devices */ 28 #define UTSTARCOM_VENDOR_ID 0x106c 29 #define UTSTARCOM_PRODUCT_PC5740 0x3701 30 #define UTSTARCOM_PRODUCT_PC5750 0x3702 /* aka Pantech PX-500 */ 31 #define UTSTARCOM_PRODUCT_UM150 0x3711 32 #define UTSTARCOM_PRODUCT_UM175_V1 0x3712 33 #define UTSTARCOM_PRODUCT_UM175_V2 0x3714 34 #define UTSTARCOM_PRODUCT_UM175_ALLTEL 0x3715 35 36 /* CMOTECH devices */ 37 #define CMOTECH_VENDOR_ID 0x16d8 38 #define CMOTECH_PRODUCT_CDU550 0x5553 39 #define CMOTECH_PRODUCT_CDX650 0x6512 40 41 /* LG devices */ 42 #define LG_VENDOR_ID 0x1004 43 #define LG_PRODUCT_VX4400_6000 0x6000 /* VX4400/VX6000/Rumor */ 44 45 /* Sanyo devices */ 46 #define SANYO_VENDOR_ID 0x0474 47 #define SANYO_PRODUCT_KATANA_LX 0x0754 /* SCP-3800 (Katana LX) */ 48 49 /* Samsung devices */ 50 #define SAMSUNG_VENDOR_ID 0x04e8 51 #define SAMSUNG_PRODUCT_U520 0x6640 /* SCH-U520 */ 52 53 static const struct usb_device_id id_table[] = { 54 { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_PC5740, 0xff, 0x00, 0x00) }, 55 { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_PC5750, 0xff, 0x00, 0x00) }, 56 { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM150, 0xff, 0x00, 0x00) }, 57 { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_V1, 0xff, 0x00, 0x00) }, 58 { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_V2, 0xff, 0x00, 0x00) }, 59 { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_ALLTEL, 0xff, 0x00, 0x00) }, 60 { USB_DEVICE_AND_INTERFACE_INFO(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CDU550, 0xff, 0xff, 0x00) }, 61 { USB_DEVICE_AND_INTERFACE_INFO(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CDX650, 0xff, 0xff, 0x00) }, 62 { USB_DEVICE_AND_INTERFACE_INFO(LG_VENDOR_ID, LG_PRODUCT_VX4400_6000, 0xff, 0xff, 0x00) }, 63 { USB_DEVICE_AND_INTERFACE_INFO(SANYO_VENDOR_ID, SANYO_PRODUCT_KATANA_LX, 0xff, 0xff, 0x00) }, 64 { USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_U520, 0xff, 0x00, 0x00) }, 65 { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfd, 0xff) }, /* NMEA */ 66 { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfe, 0xff) }, /* WMC */ 67 { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xff, 0xff) }, /* DIAG */ 68 { USB_DEVICE_AND_INTERFACE_INFO(0x1fac, 0x0151, 0xff, 0xff, 0xff) }, 69 { }, 70 }; 71 MODULE_DEVICE_TABLE(usb, id_table); 72 73 static struct usb_serial_driver qcaux_device = { 74 .driver = { 75 .owner = THIS_MODULE, 76 .name = "qcaux", 77 }, 78 .id_table = id_table, 79 .num_ports = 1, 80 }; 81 82 static struct usb_serial_driver * const serial_drivers[] = { 83 &qcaux_device, NULL 84 }; 85 86 module_usb_serial_driver(serial_drivers, id_table); 87 MODULE_LICENSE("GPL v2"); 88