linux-kernel - Re: [PATCH 2/2] wifi: ath10k: update the channel list if change in channel flags.

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Date:   Thu, 22 Dec 2022 15:38:59 +0200
From:   Kalle Valo <kvalo@...nel.org>
To:     Youghandhar Chintala <quic_youghand@...cinc.com>
Cc:     <ath11k@...ts.infradead.org>, <johannes@...solutions.net>,
        <linux-wireless@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <quic_mpubbise@...cinc.com>, ath10k@...ts.infradead.org
Subject: Re: [PATCH 2/2] wifi: ath10k: update the channel list if change in channel flags.

Youghandhar Chintala <quic_youghand@...cinc.com> writes:

> There are connection failures in hidden SSID case when the device is
> with default reg domain WW.
> For WW reg domain most of the 5 GHz channels are passive. When device
> listens to the beacon on that channel, the driver is updating its
> channel flag but firmware is not aware of it and firmware is not
> sending probes on that channels.
> Due to this, we are seeing connection failures when a device is trying
> to connect with hidden SSID AP.
> Register beacon hint notifier to the regulatory core so that driver get
> notified when there is a change in channel flags. Driver's notifier
> callback will send the updated flags to the firmware.
>
> Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.3.2.2.c10-00754-QCAHLSWMTPL-1
> Tested-on: QCA6174 hw3.2 SDIO WLAN.RMH.4.4.1-00174
>
> Signed-off-by: Youghandhar Chintala <quic_youghand@...cinc.com>
> ---
>  drivers/net/wireless/ath/ath10k/mac.c | 11 +++++++++++

Please send ath10k patches to the ath10k list. I added that list now,
but no need to resend because of this.

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