diff options
Diffstat (limited to 'drivers/usb/serial/xsens_mt.c')
| -rw-r--r-- | drivers/usb/serial/xsens_mt.c | 25 |
1 files changed, 6 insertions, 19 deletions
diff --git a/drivers/usb/serial/xsens_mt.c b/drivers/usb/serial/xsens_mt.c index 4841fb57400c..3837d5113bb2 100644 --- a/drivers/usb/serial/xsens_mt.c +++ b/drivers/usb/serial/xsens_mt.c @@ -41,28 +41,13 @@ 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 = { @@ -82,4 +67,6 @@ static struct usb_serial_driver * const serial_drivers[] = { module_usb_serial_driver(serial_drivers, id_table); +MODULE_AUTHOR("Frans Klaver <frans.klaver@xsens.com>"); +MODULE_DESCRIPTION("USB-serial driver for Xsens motion trackers"); MODULE_LICENSE("GPL"); |