diff options
Diffstat (limited to 'drivers/usb/serial/xsens_mt.c')
| -rw-r--r-- | drivers/usb/serial/xsens_mt.c | 34 |
1 files changed, 8 insertions, 26 deletions
diff --git a/drivers/usb/serial/xsens_mt.c b/drivers/usb/serial/xsens_mt.c index 1d5798d891bc..382b3698c1d5 100644 --- a/drivers/usb/serial/xsens_mt.c +++ b/drivers/usb/serial/xsens_mt.c @@ -1,15 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Xsens MT USB driver * * Copyright (C) 2013 Xsens <info@xsens.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. */ #include <linux/kernel.h> -#include <linux/init.h> #include <linux/tty.h> #include <linux/module.h> #include <linux/usb.h> @@ -42,33 +38,17 @@ static const struct usb_device_id id_table[] = { }; MODULE_DEVICE_TABLE(usb, id_table); -static int has_required_endpoints(const struct usb_host_interface *interface) -{ - __u8 i; - int has_bulk_in = 0; - int has_bulk_out = 0; - - for (i = 0; i < interface->desc.bNumEndpoints; ++i) { - if (usb_endpoint_is_bulk_in(&interface->endpoint[i].desc)) - has_bulk_in = 1; - else if (usb_endpoint_is_bulk_out(&interface->endpoint[i].desc)) - has_bulk_out = 1; - } - - return has_bulk_in && has_bulk_out; -} - static int xsens_mt_probe(struct usb_serial *serial, const struct usb_device_id *id) { - if (!has_required_endpoints(serial->interface->cur_altsetting)) - return -ENODEV; - return 0; + if (serial->interface->cur_altsetting->desc.bInterfaceNumber == 1) + return 0; + + return -ENODEV; } static struct usb_serial_driver xsens_mt_device = { .driver = { - .owner = THIS_MODULE, .name = "xsens_mt", }, .id_table = id_table, @@ -83,4 +63,6 @@ static struct usb_serial_driver * const serial_drivers[] = { module_usb_serial_driver(serial_drivers, id_table); -MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Frans Klaver <frans.klaver@xsens.com>"); +MODULE_DESCRIPTION("USB-serial driver for Xsens motion trackers"); +MODULE_LICENSE("GPL v2"); |