diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/serial/Kconfig | 11 | ||||
| -rw-r--r-- | drivers/usb/serial/Makefile | 1 | ||||
| -rw-r--r-- | drivers/usb/serial/qcaux.c | 96 |
3 files changed, 108 insertions, 0 deletions
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig index d9f289c..c78b255 100644 --- a/drivers/usb/serial/Kconfig +++ b/drivers/usb/serial/Kconfig @@ -472,6 +472,17 @@ config USB_SERIAL_OTI6858 To compile this driver as a module, choose M here: the module will be called oti6858. +config USB_SERIAL_QCAUX + tristate "USB Qualcomm Auxiliary Serial Port Driver" + ---help--- + Say Y here if you want to use the auxiliary serial ports provided + by many modems based on Qualcomm chipsets. These ports often use + a proprietary protocol called DM and cannot be used for AT- or + PPP-based communication. + + To compile this driver as a module, choose M here: the + module will be called moto_modem. If unsure, choose N. + config USB_SERIAL_QUALCOMM tristate "USB Qualcomm Serial modem" help diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile index 108c7d8..83c9e43 100644 --- a/drivers/usb/serial/Makefile +++ b/drivers/usb/serial/Makefile @@ -45,6 +45,7 @@ obj-$(CONFIG_USB_SERIAL_OPTICON) += opticon.o obj-$(CONFIG_USB_SERIAL_OPTION) += option.o obj-$(CONFIG_USB_SERIAL_OTI6858) += oti6858.o obj-$(CONFIG_USB_SERIAL_PL2303) += pl2303.o +obj-$(CONFIG_USB_SERIAL_QCAUX) += qcaux.o obj-$(CONFIG_USB_SERIAL_QUALCOMM) += qcserial.o obj-$(CONFIG_USB_SERIAL_SAFE) += safe_serial.o obj-$(CONFIG_USB_SERIAL_SIEMENS_MPI) += siemens_mpi.o diff --git a/drivers/usb/serial/qcaux.c b/drivers/usb/serial/qcaux.c new file mode 100644 index 0000000..0b93620 --- /dev/null +++ b/drivers/usb/serial/qcaux.c @@ -0,0 +1,96 @@ +/* + * Qualcomm USB Auxiliary Serial Port driver + * + * Copyright (C) 2008 Greg Kroah-Hartman <greg@kroah.com> + * Copyright (C) 2010 Dan Williams <dcbw@redhat.com> + * + * 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. + * + * Devices listed here usually provide a CDC ACM port on which normal modem + * AT commands and PPP can be used. But when that port is in-use by PPP it + * cannot be used simultaneously for status or signal strength. Instead, the + * ports here can be queried for that information using the Qualcomm DM + * protocol. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/tty.h> +#include <linux/module.h> +#include <linux/usb.h> +#include <linux/usb/serial.h> + +/* NOTE: for now, only use this driver for devices that provide a CDC-ACM port + * for normal AT commands, but also provide secondary USB interfaces for the + * QCDM-capable ports. Devices that do not provide a CDC-ACM port should + * probably be driven by option.ko. + */ + +/* UTStarcom/Pantech/Curitel devices */ +#define UTSTARCOM_VENDOR_ID 0x106c +#define UTSTARCOM_PRODUCT_PC5740 0x3701 +#define UTSTARCOM_PRODUCT_PC5750 0x3702 /* aka Pantech PX-500 */ +#define UTSTARCOM_PRODUCT_UM150 0x3711 +#define UTSTARCOM_PRODUCT_UM175_V1 0x3712 +#define UTSTARCOM_PRODUCT_UM175_V2 0x3714 +#define UTSTARCOM_PRODUCT_UM175_ALLTEL 0x3715 + +/* CMOTECH devices */ +#define CMOTECH_VENDOR_ID 0x16d8 +#define CMOTECH_PRODUCT_CDU550 0x5553 +#define CMOTECH_PRODUCT_CDX650 0x6512 + +static struct usb_device_id id_table[] = { + { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_PC5740, 0xff, 0x00, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_PC5750, 0xff, 0x00, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM150, 0xff, 0x00, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_V1, 0xff, 0x00, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_V2, 0xff, 0x00, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, UTSTARCOM_PRODUCT_UM175_ALLTEL, 0xff, 0x00, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CDU550, 0xff, 0xff, 0x00) }, + { USB_DEVICE_AND_INTERFACE_INFO(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CDX650, 0xff, 0xff, 0x00) }, + { }, +}; +MODULE_DEVICE_TABLE(usb, id_table); + +static struct usb_driver qcaux_driver = { + .name = "qcaux", + .probe = usb_serial_probe, + .disconnect = usb_serial_disconnect, + .id_table = id_table, + .no_dynamic_id = 1, +}; + +static struct usb_serial_driver qcaux_device = { + .driver = { + .owner = THIS_MODULE, + .name = "qcaux", + }, + .id_table = id_table, + .num_ports = 1, +}; + +static int __init qcaux_init(void) +{ + int retval; + + retval = usb_serial_register(&qcaux_device); + if (retval) + return retval; + retval = usb_register(&qcaux_driver); + if (retval) + usb_serial_deregister(&qcaux_device); + return retval; +} + +static void __exit qcaux_exit(void) +{ + usb_deregister(&qcaux_driver); + usb_serial_deregister(&qcaux_device); +} + +module_init(qcaux_init); +module_exit(qcaux_exit); +MODULE_LICENSE("GPL"); |