igc: expose RSS key via ethtool get_rxfh

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Implement igc_ethtool_get_rxfh_key_size() and extend
igc_ethtool_get_rxfh() to return the RSS key to userspace.

This can be tested using `ethtool -x <dev>`.

Signed-off-by: Kohei Enju <kohei@enjuk.jp>
Tested-by: Avigail Dahan <avigailx.dahan@intel.com>
Reviewed-by: Vitaly Lifshits <vitaly.lifshits@intel.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

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Kohei Enju 2026-01-31 16:29:37 +00:00 • committed by Tony Nguyen

parent 66731a51b1

commit f243be8ede

1 changed files with 13 additions and 4 deletions

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drivers/net/ethernet/intel/igc/igc_ethtool.c

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