netdev - Re: [PATCH 2/2] ath10k: mac: enable WIPHY_FLAG_CHANNEL_CHANGE_ON

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Date: Tue,  3 Oct 2023 14:44:28 +0000 (UTC)
From: Kalle Valo <kvalo@...nel.org>
To: Abhishek Kumar <kuabhs@...omium.org>
Cc: johannes.berg@...el.com, linux-kernel@...r.kernel.org,
 kuabhs@...omium.org, netdev@...r.kernel.org, ath10k@...ts.infradead.org,
 linux-wireless@...r.kernel.org
Subject: Re: [PATCH 2/2] ath10k: mac: enable
 WIPHY_FLAG_CHANNEL_CHANGE_ON_BEACON
 on ath10k

Abhishek Kumar <kuabhs@...omium.org> wrote:

> Enabling this flag, ensures that reg_call_notifier is called
> on beacon hints from handle_reg_beacon in cfg80211. This call
> propagates the channel property changes to ath10k driver, thus
> changing the channel property from passive scan to active scan
> based on beacon hints.
> Once the channels are rightly changed from passive to active,the
> connection to hidden SSID does not fail.
> 
> Signed-off-by: Abhishek Kumar <kuabhs@...omium.org>

There's no Tested-on tag, on which hardware/firmware did you test this?

This flag is now enabled on ALL ath10k supported hardware: SNOC, PCI, SDIO and
maybe soon USB. I'm just wondering can we trust that this doesn't break
anything.

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20230629035254.2.I23c5e51afcc6173299bb2806c8c38364ad15dd63@changeid/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches