netdev - Re: [PATCH net-next v2 1/1] net: phy: nxp-tja11xx: log critical health state

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Message-ID: <YRPl6NVyxU9q98AS@lunn.ch>
Date:   Wed, 11 Aug 2021 16:59:52 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Oleksij Rempel <o.rempel@...gutronix.de>
Cc:     Heiner Kallweit <hkallweit1@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        Marek Vasut <marex@...x.de>, David Jander <david@...tonic.nl>,
        linux-hwmon@...r.kernel.org
Subject: Re: [PATCH net-next v2 1/1] net: phy: nxp-tja11xx: log critical
 health state

On Wed, Aug 11, 2021 at 08:37:12AM +0200, Oleksij Rempel wrote:
> TJA1102 provides interrupt notification for the critical health states
> like overtemperature and undervoltage.
> 
> The overtemperature bit is set if package temperature is beyond 155C°.
> This functionality was tested by heating the package up to 200C°
> 
> The undervoltage bit is set if supply voltage drops beyond some critical
> threshold. Currently not tested.
> 
> In a typical use case, both of this events should be logged and stored
> (or send to some remote system) for further investigations.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>

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

    Andrew