Re: [PATCH ath-next v4 4/9] wifi: ath12k: fix ATH12K_FLAG_REGISTERED flag handling

[Vasanthakumar Thiagarajan]

On 4/8/2025 11:36 AM, Aditya Kumar Singh wrote:
> Commit a5686ae820fa ("wifi: ath12k: move ATH12K_FLAG_REGISTERED handling to
> ath12k_mac_register()") relocated the setting of the ATH12K_FLAG_REGISTERED
> flag to the ath12k_mac_register() function. However, this function only
> accesses the first device (ab) via ag->ab[0], resulting in the flag being
> set only for the first device in the group. Similarly,
> ath12k_mac_unregister() only unsets the flag for the first device. The flag
> should actually be set for all devices in the group to avoid issues during
> recovery.
>
> Hence, move setting and clearing of this flag in the function
> ath12k_core_hw_group_start() and ath12k_core_hw_group_stop() respectively.
>
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.4.1-00199-QCAHKSWPL_SILICONZ-1
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3
>
> Fixes: a5686ae820fa ("wifi: ath12k: move ATH12K_FLAG_REGISTERED handling to ath12k_mac_register()")
> Signed-off-by: Aditya Kumar Singh <aditya.kumar.singh@xxxxxxxxxxxxxxxx>

Reviewed-by: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@xxxxxxxxxxxxxxxx>