From: Andrew Lunn <andrew@lunn.ch>
To: Gabriel Hojda <ghojda@yo2urs.ro>
Cc: Martyn Welch <martyn.welch@collabora.com>,
netdev <netdev@vger.kernel.org>
Subject: Re: Issues with smsc95xx driver since a049a30fc27c
Date: Mon, 20 Dec 2021 09:53:20 +0100 [thread overview]
Message-ID: <YcBEgE589cf5DhJd@lunn.ch> (raw)
In-Reply-To: <c95954ec12dfcf8877c1bf92047c0268@yo2urs.ro>
> # ip link set eth0 up
> # ip link show eth0
> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP
> mode DEFAULT group default qlen 1000
> link/ether ee:f1:a8:e7:0c:8f brd ff:ff:ff:ff:ff:ff
>
> ... now link is up with the same mac address
>
> # ifconfig eth0
> eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
> inet6 2a02:2f09:3d09:1b00:ecf1:a8ff:fee7:c8f prefixlen 64 scopeid
> 0x0<global>
> inet6 fe80::ecf1:a8ff:fee7:c8f prefixlen 64 scopeid 0x20<link>
> inet6 fd00:cafe::c772:d58f:1061:4df3 prefixlen 64 scopeid
> 0x0<global>
> inet6 fd00:cafe::ecf1:a8ff:fee7:c8f prefixlen 64 scopeid
> 0x0<global>
> inet6 2a02:2f09:3d09:1b00:eef4:bb1d:f9d5:febc prefixlen 64 scopeid
> 0x0<global>
These make use of multicast. Router Advertisements are multicast, both
at L2 and L3, by the router to the Internet.
> # ping -6 -c 10 ipv6.l.google.com
> PING ipv6.l.google.com(ipv6.l.google.com (2a00:1450:400d:806::200e)) 56 data
> bytes
> From odroid (2a02:2f09:3d09:1b00:eef4:bb1d:f9d5:febc) icmp_seq=1 Destination
> unreachable: Address unreachable
> ...
> --- ipv6.l.google.com ping statistics ---
> 10 packets transmitted, 0 received, +7 errors, 100% packet loss, time 9311ms
ping uses unicast.
> ... neither does it work for my local router, so network layer 3 does not
> seem to work
I think it is still pointing towards L2 unicast.
> next, when i have time and if there's still no progress, i think i should
> try to insert:
>
> ret = smsc95xx_reset(dev);
> if (ret)
> goto free_pdata;
>
> before
>
> ret = phy_connect_direct(dev->net, pdata->phydev,
> &smsc95xx_handle_link_change,
> PHY_INTERFACE_MODE_MII);
>
> in smsc95xx_bind() to try to emulate the old behavior for the first call to
> start_phy().
Yes, that will be in interesting experiment. Something in
smsc95xx_reset() is required.
Andrew
next prev parent reply other threads:[~2021-12-20 8:53 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-17 15:45 Issues with smsc95xx driver since a049a30fc27c Martyn Welch
2021-12-18 16:45 ` Andrew Lunn
2021-12-18 17:23 ` Gabriel Hojda
2021-12-18 18:22 ` Andrew Lunn
2021-12-18 18:32 ` Andrew Lunn
2021-12-18 20:33 ` Gabriel Hojda
2021-12-20 10:37 ` Markus Reichl
[not found] ` <c95954ec12dfcf8877c1bf92047c0268@yo2urs.ro>
2021-12-20 8:53 ` Andrew Lunn [this message]
2021-12-20 20:04 ` Gabriel Hojda
2021-12-20 21:28 ` Gabriel Hojda
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=YcBEgE589cf5DhJd@lunn.ch \
--to=andrew@lunn.ch \
--cc=ghojda@yo2urs.ro \
--cc=martyn.welch@collabora.com \
--cc=netdev@vger.kernel.org \
/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
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.