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Re: [PATCH v2 1/3] wifi: ath12k: Refactor the hardware recovery procedure

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On 4/23/2024 11:56 PM, Karthikeyan Periyasamy wrote:
> Currently, in multi-wiphy models, the recovery handler access mac80211
> HW from the radio/link structure. This will be incorrect for single wiphy
> model, as they will hold multiple link/radio structures. To fix this,
> access mac80211 HW based on the number of hardware in the SoC/chip. This
> approach makes the recovery handler compatible with both multi wiphy and
> single wiphy models.
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Karthikeyan Periyasamy <quic_periyasa@xxxxxxxxxxx>
> Acked-by: Jeff Johnson <quic_jjohnson@xxxxxxxxxxx>
[...]
> @@ -1006,35 +1005,34 @@ static void ath12k_core_pre_reconfigure_recovery(struct ath12k_base *ab)
>  		set_bit(ATH12K_FLAG_CRASH_FLUSH, &ab->dev_flags);
>  
>  	for (i = 0; i < ab->num_hw; i++) {
> -		if (!ab->ah[i])
> +		ah = ab->ah[i];
> +		if (!ah)
>  			continue;
>  
> -		ah = ab->ah[i];
>  		ieee80211_stop_queues(ah->hw);
> -	}
>  
> -	for (i = 0; i < ab->num_radios; i++) {
> -		pdev = &ab->pdevs[i];
> -		ar = pdev->ar;
> -		if (!ar || ar->state == ATH12K_STATE_OFF)
> -			continue;
> +		for (j = 0; j < ah->num_radio; j++) {
> +			ar = &ah->radio[j];
> +			if (!ar || ar->state == ATH12K_STATE_OFF)

remove !ar test, result of & operation can't be NULL

> +				continue;





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