lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Mon, 27 Jan 2020 11:46:00 +0000
From:   Russell King - ARM Linux admin <>
To:     Jose Abreu <>
Cc:     "" <>,
        Joao Pinto <>,
        Giuseppe Cavallaro <>,
        Alexandre Torgue <>,
        "David S. Miller" <>,
        Jakub Kicinski <>,
        Maxime Coquelin <>,
        Andrew Lunn <>,
        Florian Fainelli <>,
        Heiner Kallweit <>,
        "" <>
Subject: Re: [RFC net-next 6/8] net: phylink: Configure MAC/PCS when link is
 up without PHY

On Mon, Jan 27, 2020 at 11:38:05AM +0000, Jose Abreu wrote:
> From: Russell King - ARM Linux admin <>
> Date: Jan/27/2020, 11:21:02 (UTC+00:00)
> > On Mon, Jan 27, 2020 at 12:09:11PM +0100, Jose Abreu wrote:
> > > When we don't have any real PHY driver connected and we get link up from
> > > PCS we shall configure MAC and PCS for the desired speed and also
> > > resolve the flow control settings from MAC side.
> > 
> > This is certainly the wrong place for it.  Please hold off on this patch
> > for the time being.  Thanks.
> This is actually the change that makes everything work ...
> I need to configure PCS before Aneg is complete and then I need to 
> configure MAC once Aneg is done and link is up with the outcome speed and 
> flow control.

Yes, I realise that, but it comes with the expense of potentially
breaking mvneta and mvpp2, where the settings are automatically
passed between the PCS and MAC in hardware. I also believe DSA
works around this, and I need to look at that.

However, right now I'm in the middle of rebasing my git tree on
top of v5.5 and can't say much more until I've finished that.

RMK's Patch system:
FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up
According to 11.9Mbps down 500kbps up

Powered by blists - more mailing lists