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Message-ID: <e09feed6-1f5e-ab4c-b943-9386fed3d29a@quicinc.com>
Date:   Fri, 28 Apr 2023 14:50:59 -0700
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Subject: Re: [PATCH v3 00/11] wifi: ath12k: (v3) EHT support
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From:   Aloka Dixit <quic_alokad@quicinc.com>
To:     Kalle Valo <kvalo@kernel.org>
CC:     <ath12k@lists.infradead.org>, <linux-wireless@vger.kernel.org>
References: <20230413215156.2649-1-quic_alokad@quicinc.com>
 <87ildjtc1c.fsf@kernel.org>
 <759bf2e8-ce51-b882-7d26-7ae57b8cf571@quicinc.com>
In-Reply-To: <759bf2e8-ce51-b882-7d26-7ae57b8cf571@quicinc.com>
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On 4/26/2023 9:49 AM, Aloka Dixit wrote:
> On 4/25/2023 11:03 PM, Kalle Valo wrote:
>> Aloka Dixit <quic_alokad@quicinc.com> writes:
>>
>>> Add driver support to bring AP up in EHT mode, configure a preamble
>>> puncturing bitmap and associate with an EHT client.
>>>
>>> v3: Modified patches 6 and 9 to fix some issues,
>>> changelog included in the respective patches.
>>> v2: This version modifies only few commit descriptions,
>>> changelog included in the respective patches.
>>>
>> This breaks WCN7850 support:
>>
>> [  144.039164] ath12k_pci 0000:06:00.0: BAR 0: assigned [mem 
>> 0xda200000-0xda3fffff 64bit]
>> [  144.039315] ath12k_pci 0000:06:00.0: enabling device (0000 -> 0002)
>> [  144.046220] ath12k_pci 0000:06:00.0: Hardware name: wcn7850 hw2.0
>> [  144.118539] mhi mhi0: Requested to power ON
>> [  144.118716] mhi mhi0: Power on setup success
>> [  144.222303] mhi mhi0: Wait for device to enter SBL or Mission mode
>> [  144.627712] ath12k_pci 0000:06:00.0: chip_id 0x2 chip_family 0x4 
>> board_id 0x104 soc_id 0x40170200
>> [  144.627945] ath12k_pci 0000:06:00.0: fw_version 0x1005bc12 
>> fw_build_timestamp 2022-10-11 12:13 fw_build_id 
>> QC_IMAGE_VERSION_STRING=WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
>> [  144.959196] ath12k_pci 0000:06:00.0: failed to parse tlv -22
>> [  144.959317] ath12k_pci 0000:06:00.0: failed to parse ext2 event tlv 
>> -22
>> [  150.263567] ath12k_pci 0000:06:00.0: failed to receive wmi service 
>> ready event: -110
>> [  150.276547] ath12k_pci 0000:06:00.0: failed to start core: -110
>>
> 
> I have started seeing ETIMEDOUT on QCN9274 as well, AP bring up fails in 
> vdev sync. It works if the sync timeout is increased.
> 

Just an update, this is the timeout fix required for QCN9274:
https://patchwork.kernel.org/project/linux-wireless/patch/20230428091041.20033-1-quic_rgnanase@quicinc.com/

There are also some changes required from WCN side as well.
Will update here with a link when those are available.
Thanks.