[PATCH 11/13] wifi: ath12k: add MAC id support in WBM error path

[Jeff Johnson]

On 10/30/2023 3:26 PM, Raj Kumar Bhagat wrote:
> From: Karthikeyan Periyasamy <quic_periyasa at quicinc.com>
> 
> When more than one pdev is supported in the chip/SoC, the packet
> belonging to second pdev is given to first pdev due to not identifying
> the MAC id in the WBM error path. So ping fails.
> 
> In WBM error path, src link id information not available in the
> descriptor. So get this information from the msdu_end 64bit tag. It
> is necessary to get the src link id to identify the MAC id in the
> given chip. Then only we can pass the skb to the corresponding pdev.

based upon the code it seems this only works when compact descriptors 
are in use? IMO that should be highlighted.

> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00188-QCAHKSWPL_SILICONZ-1
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Karthikeyan Periyasamy <quic_periyasa at quicinc.com>
> Signed-off-by: Raj Kumar Bhagat <quic_rajkbhag at quicinc.com>