[Intel-wired-lan] [PATCH iwl-next v2] ixgbe: add support for thermal sensor event reception
Andrew Lunn
andrew at lunn.ch
Tue Feb 4 13:09:10 UTC 2025
On Tue, Feb 04, 2025 at 08:17:00AM +0100, Jedrzej Jagielski wrote:
> E610 NICs unlike the previous devices utilising ixgbe driver
> are notified in the case of overheatning by the FW ACI event.
>
> In event of overheat when treshold 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.
There is also an HWMON temp[1-*]_emergency_alarm you can set. I
_think_ that should also cause a udev event, so user space knows the
print^h^h^h^h^hnetwork is on fire.
Andrew
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