Merge branch 'selftests-add-selftest-for-link-layer-and-performance-testing'

Mohan Prasad says:

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selftests: Add selftest for link layer and performance testing

The series of patches are for doing basic tests
of NIC driver. Test comprises checks for auto-negotiation,
speed, duplex state and throughput between local NIC and
partner. Tools such as ethtool, iperf3 are used.

Signed-off-by: Mohan Prasad J <mohan.prasad@microchip.com>
====================

Link: https://patch.msgid.link/20241114192545.1742514-1-mohan.prasad@microchip.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>