On Tue, Nov 10, 2020 at 12:19:47PM +0300, Mika Westerberg wrote:
> Hi all,
> 
> This series adds a new Thunderbolt service driver that can be used on
> manufacturing floor to test that each Thunderbolt/USB4 port is functional.
> It can be done either using a special loopback dongle that has RX and TX
> lanes crossed, or by connecting a cable back to the host (for those who
> don't have these dongles).
> 
> This takes advantage of the existing XDomain protocol and creates XDomain
> devices for the loops back to the host where the DMA traffic test driver
> can bind to.
> 
> The DMA traffic test driver creates a tunnel through the fabric and then
> sends and receives data frames over the tunnel checking for different
> errors.
> 
> The previous version can be found here:
> 
>   
> https://lore.kernel.org/linux-usb/20201104140030.6853-1-mika.westerb...@linux.intel.com/
> 
> Changes from the previous version:
> 
>   * Fix resource leak in tb_xdp_handle_request() (patch 2/10)
>   * Use debugfs_remove_recursive() in tb_service_debugfs_remove() (patch 6/10)
>   * Add tags from Yehezkel

Reviewed-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>

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