From: Oleksij Rempel <o.rempel@pengutronix.de>
To: Jakub Kicinski <kuba@kernel.org>
Cc: Oleksij Rempel <linux@rempel-privat.de>,
Jarkko Nikula <jarkko.nikula@linux.intel.com>,
netdev@vger.kernel.org, linux-usb@vger.kernel.org,
"David S. Miller" <davem@davemloft.net>
Subject: Re: Regression with commit e532a096be0e ("net: usb: asix: ax88772: add phylib support")
Date: Mon, 16 Aug 2021 18:18:22 +0200 [thread overview]
Message-ID: <20210816161822.td7jl4tv7zfbprty@pengutronix.de> (raw)
In-Reply-To: <20210816081314.3b251d2e@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Hi,
On Mon, Aug 16, 2021 at 08:13:14AM -0700, Jakub Kicinski wrote:
> On Wed, 11 Aug 2021 17:55:34 +0300 Jarkko Nikula wrote:
> > Hi
> >
> > Our ASIX USB ethernet adapter stopped working after v5.14-rc1. It
> > doesn't get an IP from DHCP.
> >
> > v5.13 works ok. v5.14-rc1 and today's head 761c6d7ec820 ("Merge tag
> > 'arc-5.14-rc6' of
> > git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc") show the
> > regression.
> >
> > I bisected regression into e532a096be0e ("net: usb: asix: ax88772: add
> > phylib support").
>
> Oleksij, any comments?
sorry, I lost it from radar.
> > Here's the dmesg snippet from working and non-working cases:
> >
> > OK:
> > [ 6.115773] asix 1-8:1.0 eth0: register 'asix' at usb-0000:00:14.0-8,
> > ASIX AX88772 USB 2.0 Ethernet, 00:10:60:31:d5:f8
> > [ 8.595202] asix 1-8:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xC1E1
> >
> > NOK:
> > [ 6.511543] asix 1-8:1.0 eth0: register 'asix' at usb-0000:00:14.0-8,
> > ASIX AX88772 USB 2.0 Ethernet, 00:10:60:31:d5:f8
> > [ 8.518219] asix 1-8:1.0 eth0: Link is Down
> >
> > lsusb -d 0b95:7720
> > Bus 001 Device 002: ID 0b95:7720 ASIX Electronics Corp. AX88772
>
It sounds like issue which was fixed with the patch:
"net: usb: asix: ax88772: suspend PHY on driver probe"
This patch was taken in to v5.14-rc2. Can you please test it?
Regards,
Oleksij
--
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next prev parent reply other threads:[~2021-08-16 16:18 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-11 14:55 Regression with commit e532a096be0e ("net: usb: asix: ax88772: add phylib support") Jarkko Nikula
2021-08-16 15:13 ` Jakub Kicinski
2021-08-16 16:18 ` Oleksij Rempel [this message]
2021-08-17 8:23 ` Jarkko Nikula
2021-08-17 9:09 ` Oleksij Rempel
2021-08-17 11:55 ` Jarkko Nikula
2021-08-20 4:06 ` Oleksij Rempel
2021-08-20 8:38 ` Jarkko Nikula
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