[PATCH net-next v3 0/2] net: stmmac: Introduce hw queue priority offload

Maxime Chevallier maxime.chevallier at bootlin.com
Thu Oct 1 05:44:42 PDT 2026


Hi Lorenzo,

On 9/28/26 18:48, Lorenzo Bianconi wrote:
> Implement the offload of the tc mqprio hw queue priority in the stmmac
> driver. This feature requires the mqprio to be configured in channel
> mode.
> Do not overwrite real_num_tx_queues configured by the qdisc in
> stmmac_hw_setup().

I've tested that on AgileX5 with:

tc qdisc replace dev eth0 root handle 1: mqprio num_tc 2 \
map 0 0 0 0 1 1 1 1 queues 1 at 0 1 at 1 hw 1 mode channel

I do see the right prio -> queue mapping being used :)

Also checked that doing a down->up keeps the config. This is
great, thanks !

Tested-by: Maxime Chevallier <maxime.chevallier at bootlin.com>

Maxime




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