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Subject: Re: [PATCH v2] wifi: ath12k: add wait operation for tx management
 packets
 for flush from mac80211
From:   Kalle Valo <kvalo@kernel.org>
In-Reply-To: <20230419095738.19859-1-quic_rgnanase@quicinc.com>
References: <20230419095738.19859-1-quic_rgnanase@quicinc.com>
To:     Ramya Gnanasekar <quic_rgnanase@quicinc.com>
Cc:     ath12k@lists.infradead.org, linux-wireless@vger.kernel.org,
        Karthik M <quic_karm@quicinc.com>,
        Ramya Gnanasekar <quic_rgnanase@quicinc.com>
User-Agent: pwcli/0.1.1-git (https://github.com/kvalo/pwcli/) Python/3.7.3
Message-ID: <168329141362.30600.16864220030105499975.kvalo@kernel.org>
Date:   Fri,  5 May 2023 12:56:57 +0000 (UTC)
Precedence: bulk

Ramya Gnanasekar <quic_rgnanase@quicinc.com> wrote:

> Transmission of management packets are done in a work queue. Sometimes
> the workqueue does not finish Tx immediately, then it lead after the next
> step of vdev delete finished, it start to send the management packet to
> firmware and lead firmware crash.
> 
> ieee80211_set_disassoc() have logic of ieee80211_flush_queues() after
> it send_deauth_disassoc() to ath12k, its purpose is make sure the
> deauth was actually sent, so it need to change ath12k to match the
> purpose of mac80211.
> 
> To address these issues wait for Tx management as well as Tx data packets.
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Karthik M <quic_karm@quicinc.com>
> Signed-off-by: Ramya Gnanasekar <quic_rgnanase@quicinc.com>
> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

5189a8dba849 wifi: ath12k: add wait operation for tx management packets for flush from mac80211

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20230419095738.19859-1-quic_rgnanase@quicinc.com/

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