42 static u8 ath6kl_ibss_map_epid(struct sk_buff *skb, struct net_device *dev,  in ath6kl_ibss_map_epid()  argument
51 	datap = skb->data;  in ath6kl_ibss_map_epid()
104 				struct sk_buff *skb,  in ath6kl_process_uapsdq()  argument
109 	struct ethhdr *datap = (struct ethhdr *) skb->data;  in ath6kl_process_uapsdq()
158 	skb_queue_tail(&conn->apsdq, skb);  in ath6kl_process_uapsdq()
177 				struct sk_buff *skb,  in ath6kl_process_psq()  argument
194 	skb_queue_tail(&conn->psq, skb);  in ath6kl_process_psq()
209 static bool ath6kl_powersave_ap(struct ath6kl_vif *vif, struct sk_buff *skb,  in ath6kl_powersave_ap()  argument
212 	struct ethhdr *datap = (struct ethhdr *) skb->data;  in ath6kl_powersave_ap()
239 				skb_queue_tail(&ar->mcastpsq, skb);  in ath6kl_powersave_ap()
267 			dev_kfree_skb(skb);  in ath6kl_powersave_ap()
275 						vif, skb, flags);  in ath6kl_powersave_ap()
278 						vif, skb, flags);  in ath6kl_powersave_ap()
286 int ath6kl_control_tx(void *devt, struct sk_buff *skb,  in ath6kl_control_tx()  argument
293 	trace_ath6kl_wmi_cmd(skb->data, skb->len);  in ath6kl_control_tx()
296 		dev_kfree_skb(skb);  in ath6kl_control_tx()
310 		   skb, skb->len, eid);  in ath6kl_control_tx()
319 			   skb, skb->len);  in ath6kl_control_tx()
337 	cookie->skb = skb;  in ath6kl_control_tx()
339 	set_htc_pkt_info(&cookie->htc_pkt, cookie, skb->data, skb->len,  in ath6kl_control_tx()
341 	cookie->htc_pkt.skb = skb;  in ath6kl_control_tx()
352 	dev_kfree_skb(skb);  in ath6kl_control_tx()
356 int ath6kl_data_tx(struct sk_buff *skb, struct net_device *dev)  in ath6kl_data_tx()  argument
369 	u8 csum_start = 0, csum_dest = 0, csum = skb->ip_summed;  in ath6kl_data_tx()
375 		   skb, skb->data, skb->len);  in ath6kl_data_tx()
389 		if (ath6kl_powersave_ap(vif, skb, &flags))  in ath6kl_data_tx()
396 			csum_start = skb->csum_start -  in ath6kl_data_tx()
397 					(skb_network_header(skb) - skb->head) +  in ath6kl_data_tx()
399 			csum_dest = skb->csum_offset + csum_start;  in ath6kl_data_tx()
402 		if (skb_headroom(skb) < dev->needed_headroom) {  in ath6kl_data_tx()
403 			struct sk_buff *tmp_skb = skb;  in ath6kl_data_tx()
405 			skb = skb_realloc_headroom(skb, dev->needed_headroom);  in ath6kl_data_tx()
407 			if (skb == NULL) {  in ath6kl_data_tx()
413 		if (ath6kl_wmi_dix_2_dot3(ar->wmi, skb)) {  in ath6kl_data_tx()
432 		ret = ath6kl_wmi_data_hdr_add(ar->wmi, skb,  in ath6kl_data_tx()
449 				    vif->fw_vif_idx, skb,  in ath6kl_data_tx()
461 		eid = ath6kl_ibss_map_epid(skb, dev, &map_no);  in ath6kl_data_tx()
485 	if (!IS_ALIGNED((unsigned long) skb->data - HTC_HDR_LENGTH, 4) &&  in ath6kl_data_tx()
486 	    skb_cloned(skb)) {  in ath6kl_data_tx()
496 		nskb = skb_copy_expand(skb, HTC_HDR_LENGTH, 0, GFP_ATOMIC);  in ath6kl_data_tx()
499 		kfree_skb(skb);  in ath6kl_data_tx()
500 		skb = nskb;  in ath6kl_data_tx()
503 	cookie->skb = skb;  in ath6kl_data_tx()
505 	set_htc_pkt_info(&cookie->htc_pkt, cookie, skb->data, skb->len,  in ath6kl_data_tx()
507 	cookie->htc_pkt.skb = skb;  in ath6kl_data_tx()
510 			skb->data, skb->len);  in ath6kl_data_tx()
521 	dev_kfree_skb(skb);  in ath6kl_data_tx()
691 	struct sk_buff *skb;  in ath6kl_tx_complete()  local
721 		skb = ath6kl_cookie->skb;  in ath6kl_tx_complete()
725 		if (WARN_ON_ONCE(!skb || !skb->data)) {  in ath6kl_tx_complete()
726 			dev_kfree_skb(skb);  in ath6kl_tx_complete()
731 		__skb_queue_tail(&skb_queue, skb);  in ath6kl_tx_complete()
733 		if (WARN_ON_ONCE(!status && (packet->act_len != skb->len))) {  in ath6kl_tx_complete()
777 				   __func__, skb, packet->buf, packet->act_len,  in ath6kl_tx_complete()
782 				   __func__, skb, packet->buf, packet->act_len,  in ath6kl_tx_complete()
787 			vif->net_stats.tx_bytes += skb->len;  in ath6kl_tx_complete()
833 					      struct sk_buff *skb)  in ath6kl_deliver_frames_to_nw_stack()  argument
835 	if (!skb)  in ath6kl_deliver_frames_to_nw_stack()
838 	skb->dev = dev;  in ath6kl_deliver_frames_to_nw_stack()
840 	if (!(skb->dev->flags & IFF_UP)) {  in ath6kl_deliver_frames_to_nw_stack()
841 		dev_kfree_skb(skb);  in ath6kl_deliver_frames_to_nw_stack()
845 	skb->protocol = eth_type_trans(skb, skb->dev);  in ath6kl_deliver_frames_to_nw_stack()
847 	netif_rx_ni(skb);  in ath6kl_deliver_frames_to_nw_stack()
852 	struct sk_buff *skb;  in ath6kl_alloc_netbufs()  local
855 		skb = ath6kl_buf_alloc(ATH6KL_BUFFER_SIZE);  in ath6kl_alloc_netbufs()
856 		if (!skb) {  in ath6kl_alloc_netbufs()
860 		skb_queue_tail(q, skb);  in ath6kl_alloc_netbufs()
867 	struct sk_buff *skb = NULL;  in aggr_get_free_skb()  local
874 	skb = skb_dequeue(&p_aggr->rx_amsdu_freeq);  in aggr_get_free_skb()
876 	return skb;  in aggr_get_free_skb()
882 	struct sk_buff *skb;  in ath6kl_rx_refill()  local
901 		skb = ath6kl_buf_alloc(ATH6KL_BUFFER_SIZE);  in ath6kl_rx_refill()
902 		if (!skb)  in ath6kl_rx_refill()
905 		packet = (struct htc_packet *) skb->head;  in ath6kl_rx_refill()
906 		if (!IS_ALIGNED((unsigned long) skb->data, 4)) {  in ath6kl_rx_refill()
907 			size_t len = skb_headlen(skb);  in ath6kl_rx_refill()
908 			skb->data = PTR_ALIGN(skb->data - 4, 4);  in ath6kl_rx_refill()
909 			skb_set_tail_pointer(skb, len);  in ath6kl_rx_refill()
911 		set_htc_rxpkt_info(packet, skb, skb->data,  in ath6kl_rx_refill()
913 		packet->skb = skb;  in ath6kl_rx_refill()
924 	struct sk_buff *skb;  in ath6kl_refill_amsdu_rxbufs()  local
927 		skb = ath6kl_buf_alloc(ATH6KL_AMSDU_BUFFER_SIZE);  in ath6kl_refill_amsdu_rxbufs()
928 		if (!skb)  in ath6kl_refill_amsdu_rxbufs()
931 		packet = (struct htc_packet *) skb->head;  in ath6kl_refill_amsdu_rxbufs()
932 		if (!IS_ALIGNED((unsigned long) skb->data, 4)) {  in ath6kl_refill_amsdu_rxbufs()
933 			size_t len = skb_headlen(skb);  in ath6kl_refill_amsdu_rxbufs()
934 			skb->data = PTR_ALIGN(skb->data - 4, 4);  in ath6kl_refill_amsdu_rxbufs()
935 			skb_set_tail_pointer(skb, len);  in ath6kl_refill_amsdu_rxbufs()
937 		set_htc_rxpkt_info(packet, skb, skb->data,  in ath6kl_refill_amsdu_rxbufs()
939 		packet->skb = skb;  in ath6kl_refill_amsdu_rxbufs()
996 			     struct rxtid *rxtid, struct sk_buff *skb)  in aggr_slice_amsdu()  argument
1004 	framep = skb->data + mac_hdr_len;  in aggr_slice_amsdu()
1005 	amsdu_len = skb->len - mac_hdr_len;  in aggr_slice_amsdu()
1048 	dev_kfree_skb(skb);  in aggr_slice_amsdu()
1054 	struct sk_buff *skb;  in aggr_deque_frms()  local
1084 		if ((order == 1) && (!node->skb))  in aggr_deque_frms()
1087 		if (node->skb) {  in aggr_deque_frms()
1090 						 node->skb);  in aggr_deque_frms()
1092 				skb_queue_tail(&rxtid->q, node->skb);  in aggr_deque_frms()
1093 			node->skb = NULL;  in aggr_deque_frms()
1106 	while ((skb = skb_dequeue(&rxtid->q)))  in aggr_deque_frms()
1107 		ath6kl_deliver_frames_to_nw_stack(agg_conn->dev, skb);  in aggr_deque_frms()
1116 	struct sk_buff *skb;  in aggr_process_recv_frm()  local
1132 			while ((skb = skb_dequeue(&rxtid->q)))  in aggr_process_recv_frm()
1134 								  skb);  in aggr_process_recv_frm()
1196 	dev_kfree_skb(node->skb);  in aggr_process_recv_frm()
1199 	node->skb = frame;  in aggr_process_recv_frm()
1218 		if (rxtid->hold_q[idx].skb) {  in aggr_process_recv_frm()
1243 	struct sk_buff *skb = NULL;  in ath6kl_uapsd_trigger_frame_rx()  local
1272 		skb = skb_dequeue(&conn->apsdq);  in ath6kl_uapsd_trigger_frame_rx()
1287 		ath6kl_data_tx(skb, vif->ndev);  in ath6kl_uapsd_trigger_frame_rx()
1309 	struct sk_buff *skb = packet->pkt_cntxt;  in ath6kl_rx()  local
1329 		   __func__, ar, ept, skb, packet->buf,  in ath6kl_rx()
1333 		dev_kfree_skb(skb);  in ath6kl_rx()
1337 	skb_put(skb, packet->act_len + HTC_HDR_LENGTH);  in ath6kl_rx()
1338 	skb_pull(skb, HTC_HDR_LENGTH);  in ath6kl_rx()
1341 			skb->data, skb->len);  in ath6kl_rx()
1346 			ath6kl_wmi_control_rx(ar->wmi, skb);  in ath6kl_rx()
1350 		wmi_cmd_hdr_get_if_idx((struct wmi_cmd_hdr *) skb->data);  in ath6kl_rx()
1353 		wmi_data_hdr_get_if_idx((struct wmi_data_hdr *) skb->data);  in ath6kl_rx()
1358 		dev_kfree_skb(skb);  in ath6kl_rx()
1373 	skb->dev = vif->ndev;  in ath6kl_rx()
1377 			skb_pull(skb, EPPING_ALIGNMENT_PAD);  in ath6kl_rx()
1378 		ath6kl_deliver_frames_to_nw_stack(vif->ndev, skb);  in ath6kl_rx()
1387 	dhdr = (struct wmi_data_hdr *) skb->data;  in ath6kl_rx()
1400 		dev_kfree_skb(skb);  in ath6kl_rx()
1427 		datap = (struct ethhdr *) (skb->data + offset);  in ath6kl_rx()
1431 			dev_kfree_skb(skb);  in ath6kl_rx()
1516 			dev_kfree_skb(skb);  in ath6kl_rx()
1530 	skb_pull(skb, sizeof(struct wmi_data_hdr));  in ath6kl_rx()
1534 		skb_pull(skb, sizeof(struct wmi_rx_meta_v1));  in ath6kl_rx()
1537 		meta = (struct wmi_rx_meta_v2 *) skb->data;  in ath6kl_rx()
1539 			skb->ip_summed = CHECKSUM_COMPLETE;  in ath6kl_rx()
1540 			skb->csum = (__force __wsum) meta->csum;  in ath6kl_rx()
1542 		skb_pull(skb, sizeof(struct wmi_rx_meta_v2));  in ath6kl_rx()
1548 	skb_pull(skb, pad_before_data_start);  in ath6kl_rx()
1551 		status = ath6kl_wmi_dot11_hdr_remove(ar->wmi, skb);  in ath6kl_rx()
1553 		status = ath6kl_wmi_dot3_2_dix(skb);  in ath6kl_rx()
1560 		dev_kfree_skb(skb);  in ath6kl_rx()
1565 		dev_kfree_skb(skb);  in ath6kl_rx()
1570 		datap = (struct ethhdr *) skb->data;  in ath6kl_rx()
1576 			skb1 = skb_copy(skb, GFP_ATOMIC);  in ath6kl_rx()
1587 				skb1 = skb;  in ath6kl_rx()
1588 				skb = NULL;  in ath6kl_rx()
1590 				dev_kfree_skb(skb);  in ath6kl_rx()
1591 				skb = NULL;  in ath6kl_rx()
1597 		if (skb == NULL) {  in ath6kl_rx()
1603 	datap = (struct ethhdr *) skb->data;  in ath6kl_rx()
1616 					  is_amsdu, skb)) {  in ath6kl_rx()
1624 	ath6kl_deliver_frames_to_nw_stack(vif->ndev, skb);  in ath6kl_rx()
1658 				if (rxtid->hold_q[j].skb) {  in aggr_timeout()