netdev - Re: [PATCH v3 0/8] arm64: rockchip: Initial GeekBox enablement

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Date:	Tue, 8 Mar 2016 11:03:27 +0100
From:	Gabriel Fernandez <gabriel.fernandez@...aro.org>
To:	Dinh Nguyen <dinh.linux@...il.com>
Cc:	Andreas Färber <afaerber@...e.de>,
	Giuseppe CAVALLARO <peppe.cavallaro@...com>,
	Heiko Stübner <heiko@...ech.de>,
	"open list:ARM/Rockchip SoC..." <linux-rockchip@...ts.infradead.org>,
	netdev@...r.kernel.org,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	LAKML <linux-arm-kernel@...ts.infradead.org>,
	Alexandre TORGUE <alexandre.torgue@...com>,
	Fabrice GASNIER <fabrice.gasnier@...com>
Subject: Re: [PATCH v3 0/8] arm64: rockchip: Initial GeekBox enablement

Hi Andreas and Dinh  Thanks for your feedback i will check it.

Best regards

Gabriel

On 8 March 2016 at 00:22, Dinh Nguyen <dinh.linux@...il.com> wrote:
> On Mon, Mar 7, 2016 at 11:15 AM, Andreas Färber <afaerber@...e.de> wrote:
>> Am 07.03.2016 um 16:52 schrieb Giuseppe CAVALLARO:
>>> On 3/7/2016 4:46 PM, Andreas Färber wrote:
>>>> Am 07.03.2016 um 16:09 schrieb Giuseppe CAVALLARO:
>>>>> On 3/7/2016 3:27 PM, Andreas Färber wrote:
>>>>>> Indeed, reverting Gabriel's commit fixes the observed error messages
>>>> [...]
>>>>>> However, I am unable to ping any hosts on the network now.
>>>>>
>>>>> hmm, this could be another problem. I wonder if you can
>>>>> check which recent patch is introducing the problem on ARM64.
>>>>> For example if this depends on Oct_2015 update.
>>>>
>>>> I've had success reverting drivers/net/ethernet/stmicro/ up to and
>>>> including "stmmac: first frame prep at the end of xmit routine", i.e.
>>>> top 7 commits.
>>>
>>> Andreas, I will check it and let you know asap.
>>
>> I verified that it's just these two commits that I need to revert:
>>
>> "stmmac: Fix 'eth0: No PHY found' regression"
>> "stmmac: first frame prep at the end of xmit routine"
>>
>> Those in between don't cause conflicts and seem to work okay.
>>
>
> I'm seeing the same issue on the SoCFPGA platform:
>
> libphy: PHY stmmac-0:ffffffff not found
> eth0: Could not attach to PHY
> stmmac_open: Cannot attach to PHY (error: -19)
>
> If I just revert:
>
>  "stmmac: Fix 'eth0: No PHY found' regression"
>
> then the issue goes away.
>
> Thanks,
> Dinh