628 ath5k_rxbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf)  in ath5k_rxbuf_setup()  argument
630 	struct sk_buff *skb = bf->skb;  in ath5k_rxbuf_setup()
635 		skb = ath5k_rx_skb_alloc(ah, &bf->skbaddr);  in ath5k_rxbuf_setup()
638 		bf->skb = skb;  in ath5k_rxbuf_setup()
656 	ds = bf->desc;  in ath5k_rxbuf_setup()
657 	ds->ds_link = bf->daddr;	/* link to self */  in ath5k_rxbuf_setup()
658 	ds->ds_data = bf->skbaddr;  in ath5k_rxbuf_setup()
666 		*ah->rxlink = bf->daddr;  in ath5k_rxbuf_setup()
697 	       struct ath5k_buf *bf, int idx)  in ath5k_get_rate()  argument
703 	if (bf->rates[idx].idx < 0) {  in ath5k_get_rate()
707 	return &hw->wiphy->bands[info->band]->bitrates[ bf->rates[idx].idx ];  in ath5k_get_rate()
713 			struct ath5k_buf *bf, int idx)  in ath5k_get_rate_hw_value()  argument
719 	rate = ath5k_get_rate(hw, info, bf, idx);  in ath5k_get_rate_hw_value()
723 	rc_flags = bf->rates[idx].flags;  in ath5k_get_rate_hw_value()
731 ath5k_txbuf_setup(struct ath5k_hw *ah, struct ath5k_buf *bf,  in ath5k_txbuf_setup()  argument
735 	struct ath5k_desc *ds = bf->desc;  in ath5k_txbuf_setup()
736 	struct sk_buff *skb = bf->skb;  in ath5k_txbuf_setup()
750 	bf->skbaddr = dma_map_single(ah->dev, skb->data, skb->len,  in ath5k_txbuf_setup()
753 	if (dma_mapping_error(ah->dev, bf->skbaddr))  in ath5k_txbuf_setup()
756 	ieee80211_get_tx_rates(info->control.vif, (control) ? control->sta : NULL, skb, bf->rates,  in ath5k_txbuf_setup()
757 			       ARRAY_SIZE(bf->rates));  in ath5k_txbuf_setup()
759 	rate = ath5k_get_rate(ah->hw, info, bf, 0);  in ath5k_txbuf_setup()
769 	rc_flags = bf->rates[0].flags;  in ath5k_txbuf_setup()
771 	hw_rate = ath5k_get_rate_hw_value(ah->hw, info, bf, 0);  in ath5k_txbuf_setup()
800 		bf->rates[0].count, keyidx, ah->ah_tx_ant, flags,  in ath5k_txbuf_setup()
812 			rate = ath5k_get_rate(ah->hw, info, bf, i);  in ath5k_txbuf_setup()
816 			mrr_rate[i] = ath5k_get_rate_hw_value(ah->hw, info, bf, i);  in ath5k_txbuf_setup()
817 			mrr_tries[i] = bf->rates[i].count;  in ath5k_txbuf_setup()
827 	ds->ds_data = bf->skbaddr;  in ath5k_txbuf_setup()
830 	list_add_tail(&bf->list, &txq->q);  in ath5k_txbuf_setup()
833 		ath5k_hw_set_txdp(ah, txq->qnum, bf->daddr);  in ath5k_txbuf_setup()
835 		*txq->link = bf->daddr;  in ath5k_txbuf_setup()
843 	dma_unmap_single(ah->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE);  in ath5k_txbuf_setup()
855 	struct ath5k_buf *bf;  in ath5k_desc_alloc()  local
876 	bf = kcalloc(1 + ATH_TXBUF + ATH_RXBUF + ATH_BCBUF,  in ath5k_desc_alloc()
878 	if (bf == NULL) {  in ath5k_desc_alloc()
883 	ah->bufptr = bf;  in ath5k_desc_alloc()
886 	for (i = 0; i < ATH_RXBUF; i++, bf++, ds++, da += sizeof(*ds)) {  in ath5k_desc_alloc()
887 		bf->desc = ds;  in ath5k_desc_alloc()
888 		bf->daddr = da;  in ath5k_desc_alloc()
889 		list_add_tail(&bf->list, &ah->rxbuf);  in ath5k_desc_alloc()
894 	for (i = 0; i < ATH_TXBUF; i++, bf++, ds++, da += sizeof(*ds)) {  in ath5k_desc_alloc()
895 		bf->desc = ds;  in ath5k_desc_alloc()
896 		bf->daddr = da;  in ath5k_desc_alloc()
897 		list_add_tail(&bf->list, &ah->txbuf);  in ath5k_desc_alloc()
902 	for (i = 0; i < ATH_BCBUF; i++, bf++, ds++, da += sizeof(*ds)) {  in ath5k_desc_alloc()
903 		bf->desc = ds;  in ath5k_desc_alloc()
904 		bf->daddr = da;  in ath5k_desc_alloc()
905 		list_add_tail(&bf->list, &ah->bcbuf);  in ath5k_desc_alloc()
917 ath5k_txbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf)  in ath5k_txbuf_free_skb()  argument
919 	BUG_ON(!bf);  in ath5k_txbuf_free_skb()
920 	if (!bf->skb)  in ath5k_txbuf_free_skb()
922 	dma_unmap_single(ah->dev, bf->skbaddr, bf->skb->len,  in ath5k_txbuf_free_skb()
924 	ieee80211_free_txskb(ah->hw, bf->skb);  in ath5k_txbuf_free_skb()
925 	bf->skb = NULL;  in ath5k_txbuf_free_skb()
926 	bf->skbaddr = 0;  in ath5k_txbuf_free_skb()
927 	bf->desc->ds_data = 0;  in ath5k_txbuf_free_skb()
931 ath5k_rxbuf_free_skb(struct ath5k_hw *ah, struct ath5k_buf *bf)  in ath5k_rxbuf_free_skb()  argument
935 	BUG_ON(!bf);  in ath5k_rxbuf_free_skb()
936 	if (!bf->skb)  in ath5k_rxbuf_free_skb()
938 	dma_unmap_single(ah->dev, bf->skbaddr, common->rx_bufsize,  in ath5k_rxbuf_free_skb()
940 	dev_kfree_skb_any(bf->skb);  in ath5k_rxbuf_free_skb()
941 	bf->skb = NULL;  in ath5k_rxbuf_free_skb()
942 	bf->skbaddr = 0;  in ath5k_rxbuf_free_skb()
943 	bf->desc->ds_data = 0;  in ath5k_rxbuf_free_skb()
949 	struct ath5k_buf *bf;  in ath5k_desc_free()  local
951 	list_for_each_entry(bf, &ah->txbuf, list)  in ath5k_desc_free()
952 		ath5k_txbuf_free_skb(ah, bf);  in ath5k_desc_free()
953 	list_for_each_entry(bf, &ah->rxbuf, list)  in ath5k_desc_free()
954 		ath5k_rxbuf_free_skb(ah, bf);  in ath5k_desc_free()
955 	list_for_each_entry(bf, &ah->bcbuf, list)  in ath5k_desc_free()
956 		ath5k_txbuf_free_skb(ah, bf);  in ath5k_desc_free()
1112 	struct ath5k_buf *bf, *bf0;  in ath5k_drain_tx_buffs()  local
1119 			list_for_each_entry_safe(bf, bf0, &txq->q, list) {  in ath5k_drain_tx_buffs()
1120 				ath5k_debug_printtxbuf(ah, bf);  in ath5k_drain_tx_buffs()
1122 				ath5k_txbuf_free_skb(ah, bf);  in ath5k_drain_tx_buffs()
1125 				list_move_tail(&bf->list, &ah->txbuf);  in ath5k_drain_tx_buffs()
1162 	struct ath5k_buf *bf;  in ath5k_rx_start()  local
1172 	list_for_each_entry(bf, &ah->rxbuf, list) {  in ath5k_rx_start()
1173 		ret = ath5k_rxbuf_setup(ah, bf);  in ath5k_rx_start()
1179 	bf = list_first_entry(&ah->rxbuf, struct ath5k_buf, list);  in ath5k_rx_start()
1180 	ath5k_hw_set_rxdp(ah, bf->daddr);  in ath5k_rx_start()
1545 	struct ath5k_buf *bf;  in ath5k_tasklet_rx()  local
1555 		bf = list_first_entry(&ah->rxbuf, struct ath5k_buf, list);  in ath5k_tasklet_rx()
1556 		BUG_ON(bf->skb == NULL);  in ath5k_tasklet_rx()
1557 		skb = bf->skb;  in ath5k_tasklet_rx()
1558 		ds = bf->desc;  in ath5k_tasklet_rx()
1561 		if (ath5k_hw_get_rxdp(ah) == bf->daddr)  in ath5k_tasklet_rx()
1583 			dma_unmap_single(ah->dev, bf->skbaddr,  in ath5k_tasklet_rx()
1591 			bf->skb = next_skb;  in ath5k_tasklet_rx()
1592 			bf->skbaddr = next_skb_addr;  in ath5k_tasklet_rx()
1595 		list_move_tail(&bf->list, &ah->rxbuf);  in ath5k_tasklet_rx()
1596 	} while (ath5k_rxbuf_setup(ah, bf) == 0);  in ath5k_tasklet_rx()
1613 	struct ath5k_buf *bf;  in ath5k_tx_queue()  local
1641 	bf = list_first_entry(&ah->txbuf, struct ath5k_buf, list);  in ath5k_tx_queue()
1642 	list_del(&bf->list);  in ath5k_tx_queue()
1648 	bf->skb = skb;  in ath5k_tx_queue()
1650 	if (ath5k_txbuf_setup(ah, bf, txq, padsize, control)) {  in ath5k_tx_queue()
1651 		bf->skb = NULL;  in ath5k_tx_queue()
1653 		list_add_tail(&bf->list, &ah->txbuf);  in ath5k_tx_queue()
1667 			 struct ath5k_buf *bf)  in ath5k_tx_frame_completed()  argument
1678 	size = min_t(int, sizeof(info->status.rates), sizeof(bf->rates));  in ath5k_tx_frame_completed()
1679 	memcpy(info->status.rates, bf->rates, size);  in ath5k_tx_frame_completed()
1734 	struct ath5k_buf *bf, *bf0;  in ath5k_tx_processq()  local
1740 	list_for_each_entry_safe(bf, bf0, &txq->q, list) {  in ath5k_tx_processq()
1745 		if (bf->skb != NULL) {  in ath5k_tx_processq()
1746 			ds = bf->desc;  in ath5k_tx_processq()
1758 			skb = bf->skb;  in ath5k_tx_processq()
1759 			bf->skb = NULL;  in ath5k_tx_processq()
1761 			dma_unmap_single(ah->dev, bf->skbaddr, skb->len,  in ath5k_tx_processq()
1763 			ath5k_tx_frame_completed(ah, skb, txq, &ts, bf);  in ath5k_tx_processq()
1772 		if (ath5k_hw_get_txdp(ah, txq->qnum) != bf->daddr) {  in ath5k_tx_processq()
1774 			list_move_tail(&bf->list, &ah->txbuf);  in ath5k_tx_processq()
1808 ath5k_beacon_setup(struct ath5k_hw *ah, struct ath5k_buf *bf)  in ath5k_beacon_setup()  argument
1810 	struct sk_buff *skb = bf->skb;  in ath5k_beacon_setup()
1818 	bf->skbaddr = dma_map_single(ah->dev, skb->data, skb->len,  in ath5k_beacon_setup()
1822 			(unsigned long long)bf->skbaddr);  in ath5k_beacon_setup()
1824 	if (dma_mapping_error(ah->dev, bf->skbaddr)) {  in ath5k_beacon_setup()
1827 		bf->skb = NULL;  in ath5k_beacon_setup()
1831 	ds = bf->desc;  in ath5k_beacon_setup()
1836 		ds->ds_link = bf->daddr;	/* self-linked */  in ath5k_beacon_setup()
1866 	ds->ds_data = bf->skbaddr;  in ath5k_beacon_setup()
1879 	dma_unmap_single(ah->dev, bf->skbaddr, skb->len, DMA_TO_DEVICE);  in ath5k_beacon_setup()
1931 	struct ath5k_buf *bf;  in ath5k_beacon_send()  local
1982 	bf = avf->bbuf;  in ath5k_beacon_send()
2002 	if (unlikely(bf->skb == NULL || ah->opmode == NL80211_IFTYPE_STATION ||  in ath5k_beacon_send()
2004 		ATH5K_WARN(ah, "bf=%p bf_skb=%p\n", bf, bf->skb);  in ath5k_beacon_send()
2008 	trace_ath5k_tx(ah, bf->skb, &ah->txqs[ah->bhalq]);  in ath5k_beacon_send()
2010 	ath5k_hw_set_txdp(ah, ah->bhalq, bf->daddr);  in ath5k_beacon_send()
2013 		ah->bhalq, (unsigned long long)bf->daddr, bf->desc);  in ath5k_beacon_send()