[Intel-wired-lan] [PATCH next-queue v1 1/5] igc: Add possibility to add flex filter

[Fuxbrumer, Dvora]

On 6/11/2021 03:39, Vinicius Costa Gomes wrote:
> From: Kurt Kanzenbach <kurt at linutronix.de>
> 
> The Intel i225 NIC has the possibility to add flex filters which can
> match up to the first 128 byte of a packet. These filters are useful
> for all kind of packet matching. One particular use case is Profinet,
> as the different traffic classes are distinguished by the frame id
> range which cannot be matched by any other means.
> 
> Add code to configure and enable flex filters.
> 
> Signed-off-by: Kurt Kanzenbach <kurt at linutronix.de>
> Reviewed-by: Sebastian Andrzej Siewior <bigeasy at linutronix.de>
> Signed-off-by: Vinicius Costa Gomes <vinicius.gomes at intel.com>
> ---
>   drivers/net/ethernet/intel/igc/igc.h         |  13 ++
>   drivers/net/ethernet/intel/igc/igc_defines.h |  48 ++++++-
>   drivers/net/ethernet/intel/igc/igc_main.c    | 134 +++++++++++++++++++
>   drivers/net/ethernet/intel/igc/igc_regs.h    |  17 +++
>   4 files changed, 207 insertions(+), 5 deletions(-)
> 
Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer at linux.intel.com>