Re: [PATCH net v3] net: stmmac: enable the MAC on link up for all supported speeds

[Jakub Kicinski]

On Mon, 13 Jul 2026 10:49:11 +0300 vadik likholetov wrote:
> stmmac_mac_link_down() clears the MAC's transmit and receive enable bits.
> stmmac_mac_link_up() is expected to set them again through
> stmmac_mac_set(..., true), but it first switches on the negotiated speed
> and returns early for a speed the switch does not list. The MAC is then
> left gated off.

FWIW Sashiko has some complaints:
https://netdev-ai.bots.linux.dev/sashiko/#/patchset/20260713074911.30090-1-vadikas@xxxxxxxxx
but that reads as a separate issue?