netdev - Re: [PATCH net-next 07/17] net: sfp: avoid power switch on address-change modules

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Message-ID: <20191110181243.GS25889@lunn.ch>
Date:   Sun, 10 Nov 2019 19:12:43 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Russell King <rmk+kernel@...linux.org.uk>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH net-next 07/17] net: sfp: avoid power switch on
 address-change modules

On Sun, Nov 10, 2019 at 02:06:44PM +0000, Russell King wrote:
> If the module indicates that it requires an address change sequence to
> switch between address 0x50 and 0x51, which we don't support, we can't
> write to the register that controls the power mode to switch to high
> power mode.  Warn the user that the module may not be functional in
> this case, and don't try to change the power mode.
> 
> Signed-off-by: Russell King <rmk+kernel@...linux.org.uk>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew