On Mon, 16 Oct 2023 12:41:34 +0200 Köry Maincent wrote: > > Netdev vs phylib is an implementation detail of Linux. > > I'm also surprised that you changed this. > > This is the main reason I changed this. This is Linux implementation purpose to > know whether it should go through netdev or phylib, and then each of these > drivers could use other timestamps which are hardware related. For an integrated design there's 90% chance the stamping is done by the MAC. Even if it isn't there's no difference between PHY and MAC in terms of quality. But there is a big difference between MAC/PHY and DMA which would both fall under NETDEV?