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Subject: Re: [PATCH] wifi: ath11k: add support default regdb while searching
 board-2.bin for WCN6855
From:   Kalle Valo <kvalo@kernel.org>
In-Reply-To: <20230517133959.8224-1-quic_wgong@quicinc.com>
References: <20230517133959.8224-1-quic_wgong@quicinc.com>
To:     Wen Gong <quic_wgong@quicinc.com>
Cc:     <ath11k@lists.infradead.org>, <linux-wireless@vger.kernel.org>,
        <quic_wgong@quicinc.com>
User-Agent: pwcli/0.1.1-git (https://github.com/kvalo/pwcli/) Python/3.7.3
Message-ID: <168561149978.9854.14528391508083109613.kvalo@kernel.org>
Date:   Thu,  1 Jun 2023 09:25:01 +0000 (UTC)
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Wen Gong <quic_wgong@quicinc.com> wrote:

> Sometimes board-2.bin does not have the regdb data which matched the
> parameters such as vendor, device, subsystem-vendor, subsystem-device
> and etc. Add default regdb data with 'bus=%s' into board-2.bin for
> WCN6855, then ath11k use 'bus=pci' to search regdb data in board-2.bin
> for WCN6855.
> 
> kernel: [  122.515808] ath11k_pci 0000:03:00.0: boot using board name 'bus=pci,vendor=17cb,device=1103,subsystem-vendor=17cb,subsystem-device=3374,qmi-chip-id=2,qmi-board-id=262'
> kernel: [  122.517240] ath11k_pci 0000:03:00.0: boot firmware request ath11k/WCN6855/hw2.0/board-2.bin size 6179564
> kernel: [  122.517280] ath11k_pci 0000:03:00.0: failed to fetch regdb data for bus=pci,vendor=17cb,device=1103,subsystem-vendor=17cb,subsystem-device=3374,qmi-chip-id=2,qmi-board-id=262 from ath11k/WCN6855/hw2.0/board-2.bin
> kernel: [  122.517464] ath11k_pci 0000:03:00.0: boot using board name 'bus=pci'
> kernel: [  122.518901] ath11k_pci 0000:03:00.0: boot firmware request ath11k/WCN6855/hw2.0/board-2.bin size 6179564
> kernel: [  122.518915] ath11k_pci 0000:03:00.0: board name
> kernel: [  122.518917] ath11k_pci 0000:03:00.0: 00000000: 62 75 73 3d 70 63 69                             bus=pci
> kernel: [  122.518918] ath11k_pci 0000:03:00.0: boot found match regdb data for name 'bus=pci'
> kernel: [  122.518920] ath11k_pci 0000:03:00.0: boot found regdb data for 'bus=pci'
> kernel: [  122.518921] ath11k_pci 0000:03:00.0: fetched regdb
> 
> Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3

BTW, the latest firmware version is:

WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.23

You really should update your firmware, avoid using old firmware releases.

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20230517133959.8224-1-quic_wgong@quicinc.com/

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