linux-usb.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
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
-- 
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |

  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 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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20210816161822.td7jl4tv7zfbprty@pengutronix.de \
    --to=o.rempel@pengutronix.de \
    --cc=davem@davemloft.net \
    --cc=jarkko.nikula@linux.intel.com \
    --cc=kuba@kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=linux@rempel-privat.de \
    --cc=netdev@vger.kernel.org \
    --subject='Re: Regression with commit e532a096be0e ("net: usb: asix: ax88772: add phylib support")' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).