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Message-ID: <960c4437-927c-4e90-87bc-c550cdcfaec0@quicinc.com>
Date: Fri, 10 May 2024 10:40:13 -0700
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Subject: Re: [PATCH 7/7] wifi: ath12k: handle keepalive during WoWLAN suspend
 and resume
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To: Baochen Qiang <quic_bqiang@quicinc.com>, <ath12k@lists.infradead.org>
CC: <linux-wireless@vger.kernel.org>
References: <20240510064748.369452-1-quic_bqiang@quicinc.com>
 <20240510064748.369452-8-quic_bqiang@quicinc.com>
From: Jeff Johnson <quic_jjohnson@quicinc.com>
In-Reply-To: <20240510064748.369452-8-quic_bqiang@quicinc.com>
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On 5/9/2024 11:47 PM, Baochen Qiang wrote:
> With WoWLAN enabled and after sleeping for a rather long time,
> we are seeing that with some APs, it is not able to wake up
> the STA though the correct wake up pattern has been configured.
> This is because the host doesn't send keepalive command to
> firmware, thus firmware will not send any packet to the AP and
> after a specific time the AP kicks out the STA.
> 
> So enable keepalive before going to suspend and disable it after
> resume back.
> 
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
> 
> Signed-off-by: Baochen Qiang <quic_bqiang@quicinc.com>

Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com>