Re: [PATCH v3 net-next 10/17] net: dsa: sja1105: Build a minimal understanding of meta frames
From: Florian Fainelli
Date: Tue Jun 04 2019 - 17:04:06 EST
On 6/4/2019 10:07 AM, Vladimir Oltean wrote:
> Meta frames are sent on the CPU port by the switch if RX timestamping is
> enabled. They contain a partial timestamp of the previous frame.
> They are Ethernet frames with the Ethernet header constructed out of:
> - SJA1105_META_DMAC
> - SJA1105_META_SMAC
> - ETH_P_SJA1105_META
> The Ethernet payload will be decoded in a follow-up patch.
> Signed-off-by: Vladimir Oltean <olteanv@xxxxxxxxx>
Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>