690 		u16 msdu_size = atmel_rmem16(priv, atmel_tx(priv, TX_DESC_SIZE_OFFSET, priv->tx_desc_head));  in tx_done_irq()  local
695 		priv->tx_free_mem += msdu_size;  in tx_done_irq()
698 		if (priv->tx_buff_head + msdu_size > (priv->host_info.tx_buff_pos + priv->host_info.tx_buff_size))  in tx_done_irq()
701 			priv->tx_buff_head += msdu_size;  in tx_done_irq()
892 			 u16 msdu_size, u16 rx_packet_loc, u32 crc)  in fast_rx_path()  argument
901 	msdu_size -= 6;  in fast_rx_path()
905 		msdu_size -= 4;  in fast_rx_path()
908 	if (!(skb = dev_alloc_skb(msdu_size + 14))) {  in fast_rx_path()
914 	skbp = skb_put(skb, msdu_size + 12);  in fast_rx_path()
915 	atmel_copy_to_host(priv->dev, skbp + 12, rx_packet_loc + 30, msdu_size);  in fast_rx_path()
919 		crc = crc32_le(crc, skbp + 12, msdu_size);  in fast_rx_path()
920 		atmel_copy_to_host(priv->dev, (void *)&netcrc, rx_packet_loc + 30 + msdu_size, 4);  in fast_rx_path()
937 	priv->dev->stats.rx_bytes += 12 + msdu_size;  in fast_rx_path()
944 static int probe_crc(struct atmel_private *priv, u16 packet_loc, u16 msdu_size)  in probe_crc()  argument
946 	int i = msdu_size - 4;  in probe_crc()
949 	if (msdu_size < 4)  in probe_crc()
965 			 u16 msdu_size, u16 rx_packet_loc, u32 crc, u16 seq_no,  in frag_rx_path()  argument
980 		msdu_size -= 4;  in frag_rx_path()
984 		msdu_size -= ETH_ALEN;  in frag_rx_path()
992 		priv->frag_len = msdu_size;  in frag_rx_path()
997 		atmel_copy_to_host(priv->dev, &priv->rx_buf[12], rx_packet_loc, msdu_size);  in frag_rx_path()
1001 			crc = crc32_le(crc, &priv->rx_buf[12], msdu_size);  in frag_rx_path()
1002 			atmel_copy_to_host(priv->dev, (void *)&netcrc, rx_packet_loc + msdu_size, 4);  in frag_rx_path()
1014 				   rx_packet_loc, msdu_size);  in frag_rx_path()
1019 				       msdu_size);  in frag_rx_path()
1020 			atmel_copy_to_host(priv->dev, (void *)&netcrc, rx_packet_loc + msdu_size, 4);  in frag_rx_path()
1028 		priv->frag_len += msdu_size;  in frag_rx_path()
1060 		u16 msdu_size, rx_packet_loc, frame_ctl, seq_control;  in rx_done_irq()  local
1072 		msdu_size = atmel_rmem16(priv, atmel_rx(priv, RX_DESC_MSDU_SIZE_OFFSET, priv->rx_desc_head));  in rx_done_irq()
1075 		if (msdu_size < 30) {  in rx_done_irq()
1090 				priv->do_rx_crc = probe_crc(priv, rx_packet_loc, msdu_size);  in rx_done_irq()
1092 				priv->do_rx_crc = probe_crc(priv, rx_packet_loc + 24, msdu_size - 24);  in rx_done_irq()
1107 		msdu_size -= 24; /* header */  in rx_done_irq()
1115 				fast_rx_path(priv, &header, msdu_size, rx_packet_loc, crc);  in rx_done_irq()
1117 				frag_rx_path(priv, &header, msdu_size, rx_packet_loc, crc,  in rx_done_irq()
1124 			atmel_copy_to_host(priv->dev, (unsigned char *)&priv->rx_buf, rx_packet_loc + 24, msdu_size);  in rx_done_irq()
1131 				msdu_size -= 4;  in rx_done_irq()
1132 				crc = crc32_le(crc, (unsigned char *)&priv->rx_buf, msdu_size);  in rx_done_irq()
1133 				if ((crc ^ 0xffffffff) != (*((u32 *)&priv->rx_buf[msdu_size]))) {  in rx_done_irq()
1139 			atmel_management_frame(priv, &header, msdu_size,  in rx_done_irq()