Re: [PATCH 07/14] net: axienet: Fix SGMII support

From: Andrew Lunn
Date: Fri Jan 10 2020 - 14:33:53 EST


> Phylink currently expects the result of the in-band negotiation at
> the MAC PCS to be propagated to the MAC by hardware (as this is what
> happens with mvneta and mvpp2, the first two MACs that phylink
> supports.) If there is hardware that requires something else, then
> that will need to be revisited, and will result in not only code but
> also documentation updates as well.

Hi Russell

This is an issue i'm having at the moment with Marvell switches. They
do not propagate the results to the MAC. So when i get an interrupt
from the SERDES that the link is up, i'm programming the MAC as
needed.

Andrew