
Support TX TCP ACK inspection for HW based ILP feature. use skb->priority bits(24~31) as temporary flag to mark TCP ACK between hdd_wmm_select_queue() and hdd_hard_start_xmit(), then mark TCP ACK in skb->cb if hdd_hard_start_xmit() detect skb->priority for TCP ACK is marked, clean skb->priority upper 8 bits as well. Change-Id: I9c8a7ff2fd1f8a50a86b68fab3760b86f598fca2 CRs-Fixed: 3368301