netdev - Re: [BUG] net: stmmac: socfpga ethernet no longer working on linux-next

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Message-ID: <dbc3dc9b-7eaf-2480-74a7-a25bcb9428e9@synopsys.com>
Date:   Thu, 14 Jun 2018 09:18:04 +0100
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     Dinh Nguyen <dinh.linux@...il.com>, <netdev@...r.kernel.org>
CC:     David Miller <davem@...emloft.net>, <clabbe@...libre.com>,
        <Jose.Abreu@...opsys.com>, Dinh Nguyen <dinguyen@...nel.org>,
        Marek Vasut <marex@...x.de>
Subject: Re: [BUG] net: stmmac: socfpga ethernet no longer working on
 linux-next

On 14-06-2018 08:38, Jose Abreu wrote:
> Hello,
>
> On 13-06-2018 21:46, Dinh Nguyen wrote:
>> Hi,
>>
>> The stmmac ethernet has stopped working in linux-next and linus/master
>> branch(v4.17-11782-gbe779f03d563)
>>
>> It appears that the stmmac ethernet has stopped working after these 2 commits:
>>
>> 4dbbe8dde848 net: stmmac: Add support for U32 TC filter using Flexible RX Parser
>> 5f0456b43140 net: stmmac: Implement logic to automatically select HW Interface
>>
>> If I move to this commit "565020aaeebf net: stmmac: Disable ACS
>> Feature for GMAC >= 4", then the stmmac works again on SoCFPGA.
>>
>> I was following this thread:
>> https://urldefense.proofpoint.com/v2/url?u=https-3A__www.spinics.net_lists_netdev_msg502858.html&d=DwIBaQ&c=DPL6_X_6JkXFx7AXWqB0tg&r=yaVFU4TjGY0gVF8El1uKcisy6TPsyCl9uN7Wsis-qhY&m=fvPkLp2xlWolmIYwoFLmALhxlycg1w0UmxiYdT7qojc&s=aC4a2U3X_siDxSNz3c5OeadhEJWll31yP-oi5nNar94&e=
>>
>> Was wondering if there was a patch to fix dwmac-sun8i that the socfpga
>> platform needs as well?
> Probably. I will check and get back to you ASAP.

This seems to be a different problem. Can you send me your dmesg
log and DT bindings you are using?

>
> Thanks and Best Regards,
> Jose Miguel Abreu
>
>> Thanks,
>> Dinh