# 高通QSDK 数据通道

![](media/ae51f3deb48f8c547da572a10355c2fde1fe7f4b.jpeg)

![](media/4bed2e738bd4b31ce76d2b87beaac8779e2ff83a.jpeg)

![](media/0df431adcbef760928384c826ca14cc47cd99e05.jpeg)



```
dev_queue_xmit
	__dev_queue_xmit
		__dev_xmit_skb
			sch_direct_xmit
				dev_hard_start_xmit
					xmit_one
						netdev_start_xmit
							__netdev_start_xmit
							{
								return ops->ndo_start_xmit(skb, dev);
							}
```



```
osif_ol_vap_hardstart_wifi3
	(ol_txrx_tx_fp)osdev->iv_vap_send()
		
		osifp->iv_vap_send = ops.tx.tx;
		 txrx_ops->tx.tx = vdev->tx = ol_tx_ll;
```



```
ol_tx_ll
```

![](media/image-20240320140001014.png)





接收

```

ol_rx_deliver
	vdev->osif_rx(vdev->osif_vdev, deliver_list_head);
	
	
	osif_rx = ops.rx.rx = (ol_txrx_rx_fp) osif_deliver_data_ol;
	
	
	
	osif_deliver_data_ol   
		osif_send_to_nss
    	
	
```