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Mika Westerberg authored
Expose two environment variables for routers as part of the initial uevent: USB4_VERSION=1.0 USB4_TYPE=host|device|hub Userspace can use this information to expose more details about each connected device. Only USB4 devices have USB4_VERSION but all devices have USB4_TYPE. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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