989 	struct ksz_dma_buf dma_buf;  member
992 #define DMA_BUFFER(desc)  ((struct ksz_dma_buf *)(&(desc)->dma_buf))
4442 static void free_dma_buf(struct dev_info *adapter, struct ksz_dma_buf *dma_buf,  in free_dma_buf()  argument
4445 	pci_unmap_single(adapter->pdev, dma_buf->dma, dma_buf->len, direction);  in free_dma_buf()
4446 	dev_kfree_skb(dma_buf->skb);  in free_dma_buf()
4447 	dma_buf->skb = NULL;  in free_dma_buf()
4448 	dma_buf->dma = 0;  in free_dma_buf()
4461 	struct ksz_dma_buf *dma_buf;  in ksz_init_rx_buffers()  local
4468 		dma_buf = DMA_BUFFER(desc);  in ksz_init_rx_buffers()
4469 		if (dma_buf->skb && dma_buf->len != adapter->mtu)  in ksz_init_rx_buffers()
4470 			free_dma_buf(adapter, dma_buf, PCI_DMA_FROMDEVICE);  in ksz_init_rx_buffers()
4471 		dma_buf->len = adapter->mtu;  in ksz_init_rx_buffers()
4472 		if (!dma_buf->skb)  in ksz_init_rx_buffers()
4473 			dma_buf->skb = alloc_skb(dma_buf->len, GFP_ATOMIC);  in ksz_init_rx_buffers()
4474 		if (dma_buf->skb && !dma_buf->dma)  in ksz_init_rx_buffers()
4475 			dma_buf->dma = pci_map_single(  in ksz_init_rx_buffers()
4477 				skb_tail_pointer(dma_buf->skb),  in ksz_init_rx_buffers()
4478 				dma_buf->len,  in ksz_init_rx_buffers()
4482 		set_rx_buf(desc, dma_buf->dma);  in ksz_init_rx_buffers()
4483 		set_rx_len(desc, dma_buf->len);  in ksz_init_rx_buffers()
4584 	struct ksz_dma_buf *dma_buf;  in ksz_free_buffers()  local
4588 		dma_buf = DMA_BUFFER(desc);  in ksz_free_buffers()
4589 		if (dma_buf->skb)  in ksz_free_buffers()
4590 			free_dma_buf(adapter, dma_buf, direction);  in ksz_free_buffers()
4646 	struct ksz_dma_buf *dma_buf;  in send_packet()  local
4664 	dma_buf = DMA_BUFFER(desc);  in send_packet()
4669 		dma_buf->len = skb_headlen(skb);  in send_packet()
4671 		dma_buf->dma = pci_map_single(  in send_packet()
4672 			hw_priv->pdev, skb->data, dma_buf->len,  in send_packet()
4674 		set_tx_buf(desc, dma_buf->dma);  in send_packet()
4675 		set_tx_len(desc, dma_buf->len);  in send_packet()
4687 			dma_buf = DMA_BUFFER(desc);  in send_packet()
4688 			dma_buf->len = skb_frag_size(this_frag);  in send_packet()
4690 			dma_buf->dma = pci_map_single(  in send_packet()
4693 				dma_buf->len,  in send_packet()
4695 			set_tx_buf(desc, dma_buf->dma);  in send_packet()
4696 			set_tx_len(desc, dma_buf->len);  in send_packet()
4712 		dma_buf->len = len;  in send_packet()
4714 		dma_buf->dma = pci_map_single(  in send_packet()
4715 			hw_priv->pdev, skb->data, dma_buf->len,  in send_packet()
4717 		set_tx_buf(desc, dma_buf->dma);  in send_packet()
4718 		set_tx_len(desc, dma_buf->len);  in send_packet()
4730 	dma_buf->skb = skb;  in send_packet()
4752 	struct ksz_dma_buf *dma_buf;  in transmit_cleanup()  local
4769 		dma_buf = DMA_BUFFER(desc);  in transmit_cleanup()
4771 			hw_priv->pdev, dma_buf->dma, dma_buf->len,  in transmit_cleanup()
4775 		if (dma_buf->skb) {  in transmit_cleanup()
4776 			dev = dma_buf->skb->dev;  in transmit_cleanup()
4779 			dev_kfree_skb_irq(dma_buf->skb);  in transmit_cleanup()
4780 			dma_buf->skb = NULL;  in transmit_cleanup()
4997 	struct ksz_dma_buf *dma_buf;  in rx_proc()  local
5004 	dma_buf = DMA_BUFFER(desc);  in rx_proc()
5006 		hw_priv->pdev, dma_buf->dma, packet_len + 4,  in rx_proc()
5024 			dma_buf->skb->data, packet_len);  in rx_proc()