RE: [PATCH net-next v2 2/4] net: dsa: mv88e6060: setup random mac address

From: Woojung.Huh
Date: Fri Oct 13 2017 - 13:59:06 EST


Hi Vivien,

> >> > + REG_WRITE(REG_GLOBAL, GLOBAL_MAC_01, (addr[0] << 9) |
> >> addr[1]);
> >>
> >> Is that supposed to be 9 ?
> >
> > Looks like it.
> > Check
> http://www.marvell.com/switching/assets/marvell_linkstreet_88E6060_data
> sheet.pdf
>
> Hum, David is correct, there is a bug in the driver which needs to be
> addressed first. MAC address bit 40 is addr[0] & 0x1, thus we must
> shift byte 0 by 8 and mask it against 0xfe.
>
> I'll respin this serie including a fix for both net and net-next.

Yes, you are right. Missed description about bit 40.

Thanks.
Woojung