[LEDE-DEV] MT7621 support Jumbo frames

[rosenp at gmail.com]

Probably was not in the interest of the driver writers. Based on the
copyrights though, it's mostly LEDE/OpenWRT developers. Try modifying
the code to test if jumbo frames work.

On Sun, 2017-04-09 at 21:20 +0200, Jaap Buurman wrote:
> Hello all,
> 
> I found the message below in a conversation from back in August, 2016
> in this mailinglist. I did not find a reply to this question. Has
> there ever been one? Or does anyone else happen to know the answer to
> this question? Thank you very much in advance.
> 
> Yours sincerely,
> 
> Jaap Buurman
> 
> August, 2016 message:
> 
> 
> Hi all,
> 
> in the MT7621 ethernet driver code
> (drivers/net/ethernet/mediatek/soc_mt7621.c) the FE_FLAG_JUMBO_FRAME
> flag is not during the device initialization. This prevents the user
> to set an MTU greater than 1500. Is this correct? Does MT7621 support
> jumbo frames?
> 
> Thanks.
>