netdev - Re: [PATCH iwl-next v4] ixgbe: add support for thermal sensor event reception

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Message-ID: <20250215172925.GT1615191@kernel.org>
Date: Sat, 15 Feb 2025 17:29:25 +0000
From: Simon Horman <horms@...nel.org>
To: Jedrzej Jagielski <jedrzej.jagielski@...el.com>
Cc: intel-wired-lan@...ts.osuosl.org, anthony.l.nguyen@...el.com,
	andrew@...n.ch, pmenzel@...gen.mpg.de, netdev@...r.kernel.org,
	Przemek Kitszel <przemyslaw.kitszel@...el.com>
Subject: Re: [PATCH iwl-next v4] ixgbe: add support for thermal sensor event
 reception

On Thu, Feb 13, 2025 at 08:44:52AM +0100, Jedrzej Jagielski wrote:
> E610 NICs unlike the previous devices utilizing ixgbe driver
> are notified in the case of overheating by the FW ACI event.
> 
> In event of overheat when threshold is exceeded, FW suspends all
> traffic and sends overtemp event to the driver. Then driver
> logs appropriate message and closes the adapter instance.
> The card remains in that state until the platform is rebooted.
> 
> This approach is a solution to the fact current version of the
> E610 FW doesn't support reading thermal sensor data by the
> SW. So give to user at least any info that overtemp event
> has occurred, without interface disappearing from the OS
> without any note.
> 
> Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@...el.com>
> Signed-off-by: Jedrzej Jagielski <jedrzej.jagielski@...el.com>
> ---
> v2,3,4 : commit msg tweaks

Reviewed-by: Simon Horman <horms@...nel.org>