Messages in this thread | | | Date | Mon, 30 Oct 2023 00:00:46 +0100 | From | Andrew Lunn <> | Subject | Re: [PATCH] dsa: tag_rtl4_a: Bump min packet size |
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> 1496 is suspiciously much 1500 - DSA tag size. However the > MTU of the parent ethernet is bumped nicely to 1504 and the > device MTU is set up to accomodate it as well. > > Modifying the patch to just pad out packets >= 1496 bytes > solves the problem in a better way, but maybe that is not the > last thing we try here...
Have you tried playing with RTL8366RB_SGCR in rtl8366rb_change_mtu()?
I had an annoying bug in the mv88e6xxx driver where the MTU configuration register was up to, but not including... So i had to change a <= to <.
Andrew
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