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From:
Kevin Lo <kevlo@kevlo.org>
Subject:
Re: iwx: avoid adding unused firmware PHY contexts
To:
tech@openbsd.org
Date:
Wed, 11 Mar 2026 16:03:11 +0800

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On Tue, Mar 10, 2026 at 09:31:01AM +0100, Stefan Sperling wrote:
> 
> The Linux iwlwifi driver no longer adds unused firmware PHY contexts.
> See Linux commit f3276ff0d498a364dfdff74cc1825b5f6e27f472 from 2023.
> 
> The reason given in the description of that change is that "newer" firmware
> runs calibration when a PHY context is added. I assume that adding a PHY
> context which is unused either wastes time or could lead to miscalibration.
> 
> I am not sure which devices are covered by "newer". Both MA and BZ seem
> recent enough that their firmware might have the new behaviour already.
> 
> The change does not break AX200 and works fine on BZ, so why not.
> 
> ok?

Works for me on ax210.
ok kevlo@