tree 8a57225c8ac34e616e20f75b901adc3f5151aa16
parent a6bfd45deab1e9550a7e7f8bf618b484da7e2816
author Hans de Goede <hdegoede@redhat.com> 1599467454 +0200
committer Hans de Goede <hdegoede@redhat.com> 1600069694 +0200

linux: Fix libusb_get_device_speed() not working on wrapped devices

We don't have a sysfs_dir for wrapped devices, so we cannot read the speed
from sysfs.

The Linux kernel has supported a new ioctl to get the speed directly from
the fd for a while now, use that when we don't have sysfs access.

Buglink: https://bugzilla.redhat.com/show_bug.cgi?id=1871818
Reported-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>