66 	struct wcn36xx_dxe_ctl *ctl = ch->head_blk_ctl, *next;  in wcn36xx_dxe_free_ctl_block()  local
69 	for (i = 0; i < ch->desc_num && ctl; i++) {  in wcn36xx_dxe_free_ctl_block()
70 		next = ctl->next;  in wcn36xx_dxe_free_ctl_block()
71 		kfree(ctl);  in wcn36xx_dxe_free_ctl_block()
72 		ctl = next;  in wcn36xx_dxe_free_ctl_block()
274 static int wcn36xx_dxe_fill_skb(struct device *dev, struct wcn36xx_dxe_ctl *ctl)  in wcn36xx_dxe_fill_skb()  argument
276 	struct wcn36xx_dxe_desc *dxe = ctl->desc;  in wcn36xx_dxe_fill_skb()
287 	ctl->skb = skb;  in wcn36xx_dxe_fill_skb()
349 	struct wcn36xx_dxe_ctl *ctl;  in reap_tx_dxes()  local
359 	ctl = ch->tail_blk_ctl;  in reap_tx_dxes()
361 		if (ctl->desc->ctrl & WCN36XX_DXE_CTRL_VALID_MASK)  in reap_tx_dxes()
363 		if (ctl->skb) {  in reap_tx_dxes()
364 			dma_unmap_single(wcn->dev, ctl->desc->src_addr_l,  in reap_tx_dxes()
365 					 ctl->skb->len, DMA_TO_DEVICE);  in reap_tx_dxes()
366 			info = IEEE80211_SKB_CB(ctl->skb);  in reap_tx_dxes()
369 				ieee80211_free_txskb(wcn->hw, ctl->skb);  in reap_tx_dxes()
371 			spin_lock(&ctl->skb_lock);  in reap_tx_dxes()
376 			spin_unlock(&ctl->skb_lock);  in reap_tx_dxes()
378 			ctl->skb = NULL;  in reap_tx_dxes()
380 		ctl = ctl->next;  in reap_tx_dxes()
381 	} while (ctl != ch->head_blk_ctl &&  in reap_tx_dxes()
382 	       !(ctl->desc->ctrl & WCN36XX_DXE_CTRL_VALID_MASK));  in reap_tx_dxes()
384 	ch->tail_blk_ctl = ctl;  in reap_tx_dxes()
473 	struct wcn36xx_dxe_ctl *ctl = ch->head_blk_ctl;  in wcn36xx_rx_handle_packets()  local
474 	struct wcn36xx_dxe_desc *dxe = ctl->desc;  in wcn36xx_rx_handle_packets()
479 		skb = ctl->skb;  in wcn36xx_rx_handle_packets()
481 		wcn36xx_dxe_fill_skb(wcn->dev, ctl);  in wcn36xx_rx_handle_packets()
501 		ctl = ctl->next;  in wcn36xx_rx_handle_packets()
502 		dxe = ctl->desc;  in wcn36xx_rx_handle_packets()
505 	ch->head_blk_ctl = ctl;  in wcn36xx_rx_handle_packets()
599 	struct wcn36xx_dxe_ctl *ctl = NULL;  in wcn36xx_dxe_tx_frame()  local
608 	ctl = ch->head_blk_ctl;  in wcn36xx_dxe_tx_frame()
610 	spin_lock(&ctl->next->skb_lock);  in wcn36xx_dxe_tx_frame()
617 	if (NULL != ctl->next->skb) {  in wcn36xx_dxe_tx_frame()
620 		spin_unlock(&ctl->next->skb_lock);  in wcn36xx_dxe_tx_frame()
624 	spin_unlock(&ctl->next->skb_lock);  in wcn36xx_dxe_tx_frame()
626 	ctl->skb = NULL;  in wcn36xx_dxe_tx_frame()
627 	desc = ctl->desc;  in wcn36xx_dxe_tx_frame()
630 	desc->src_addr_l = ctl->bd_phy_addr;  in wcn36xx_dxe_tx_frame()
641 			 "BD   >>> ", (char *)ctl->bd_cpu_addr,  in wcn36xx_dxe_tx_frame()
645 	ctl = ctl->next;  in wcn36xx_dxe_tx_frame()
646 	ctl->skb = skb;  in wcn36xx_dxe_tx_frame()
647 	desc = ctl->desc;  in wcn36xx_dxe_tx_frame()
648 	if (ctl->bd_cpu_addr) {  in wcn36xx_dxe_tx_frame()
655 					  ctl->skb->data,  in wcn36xx_dxe_tx_frame()
656 					  ctl->skb->len,  in wcn36xx_dxe_tx_frame()
660 	desc->fr_len = ctl->skb->len;  in wcn36xx_dxe_tx_frame()
668 			 (char *)ctl->skb->data, ctl->skb->len);  in wcn36xx_dxe_tx_frame()
671 	 ch->head_blk_ctl = ctl->next;  in wcn36xx_dxe_tx_frame()