665 	struct atl1e_tx_buffer *tx_buffer = NULL;  in atl1e_clean_tx_ring()  local
669 	if (tx_ring->desc == NULL || tx_ring->tx_buffer == NULL)  in atl1e_clean_tx_ring()
675 		tx_buffer = &tx_ring->tx_buffer[index];  in atl1e_clean_tx_ring()
676 		if (tx_buffer->dma) {  in atl1e_clean_tx_ring()
677 			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)  in atl1e_clean_tx_ring()
678 				pci_unmap_single(pdev, tx_buffer->dma,  in atl1e_clean_tx_ring()
679 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_ring()
680 			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)  in atl1e_clean_tx_ring()
681 				pci_unmap_page(pdev, tx_buffer->dma,  in atl1e_clean_tx_ring()
682 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_ring()
683 			tx_buffer->dma = 0;  in atl1e_clean_tx_ring()
688 		tx_buffer = &tx_ring->tx_buffer[index];  in atl1e_clean_tx_ring()
689 		if (tx_buffer->skb) {  in atl1e_clean_tx_ring()
690 			dev_kfree_skb_any(tx_buffer->skb);  in atl1e_clean_tx_ring()
691 			tx_buffer->skb = NULL;  in atl1e_clean_tx_ring()
697 	memset(tx_ring->tx_buffer, 0, sizeof(struct atl1e_tx_buffer) *  in atl1e_clean_tx_ring()
803 	if (adapter->tx_ring.tx_buffer) {  in atl1e_free_ring_resources()
804 		kfree(adapter->tx_ring.tx_buffer);  in atl1e_free_ring_resources()
805 		adapter->tx_ring.tx_buffer = NULL;  in atl1e_free_ring_resources()
849 	tx_ring->tx_buffer = kzalloc(size, GFP_KERNEL);  in atl1e_setup_ring_resources()
850 	if (tx_ring->tx_buffer == NULL) {  in atl1e_setup_ring_resources()
1249 	struct atl1e_tx_buffer *tx_buffer = NULL;  in atl1e_clean_tx_irq()  local
1254 		tx_buffer = &tx_ring->tx_buffer[next_to_clean];  in atl1e_clean_tx_irq()
1255 		if (tx_buffer->dma) {  in atl1e_clean_tx_irq()
1256 			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)  in atl1e_clean_tx_irq()
1257 				pci_unmap_single(adapter->pdev, tx_buffer->dma,  in atl1e_clean_tx_irq()
1258 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_irq()
1259 			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)  in atl1e_clean_tx_irq()
1260 				pci_unmap_page(adapter->pdev, tx_buffer->dma,  in atl1e_clean_tx_irq()
1261 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_irq()
1262 			tx_buffer->dma = 0;  in atl1e_clean_tx_irq()
1265 		if (tx_buffer->skb) {  in atl1e_clean_tx_irq()
1266 			dev_kfree_skb_irq(tx_buffer->skb);  in atl1e_clean_tx_irq()
1267 			tx_buffer->skb = NULL;  in atl1e_clean_tx_irq()
1606 	return &tx_ring->tx_buffer[tpd - tx_ring->desc];  in atl1e_get_tx_buffer()
1714 	struct atl1e_tx_buffer *tx_buffer = NULL;  in atl1e_tx_map()  local
1732 		tx_buffer = atl1e_get_tx_buffer(adapter, use_tpd);  in atl1e_tx_map()
1733 		tx_buffer->length = map_len;  in atl1e_tx_map()
1734 		tx_buffer->dma = pci_map_single(adapter->pdev,  in atl1e_tx_map()
1736 		if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma))  in atl1e_tx_map()
1739 		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);  in atl1e_tx_map()
1741 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);  in atl1e_tx_map()
1743 			((cpu_to_le32(tx_buffer->length) &  in atl1e_tx_map()
1756 		tx_buffer = atl1e_get_tx_buffer(adapter, use_tpd);  in atl1e_tx_map()
1757 		tx_buffer->skb = NULL;  in atl1e_tx_map()
1759 		tx_buffer->length = map_len =  in atl1e_tx_map()
1762 		tx_buffer->dma =  in atl1e_tx_map()
1766 		if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) {  in atl1e_tx_map()
1772 				tx_buffer = atl1e_get_tx_buffer(adapter, tpd);  in atl1e_tx_map()
1773 				pci_unmap_single(adapter->pdev, tx_buffer->dma,  in atl1e_tx_map()
1774 						 tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_tx_map()
1781 		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);  in atl1e_tx_map()
1783 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);  in atl1e_tx_map()
1785 			((cpu_to_le32(tx_buffer->length) &  in atl1e_tx_map()
1802 			tx_buffer = atl1e_get_tx_buffer(adapter, use_tpd);  in atl1e_tx_map()
1803 			BUG_ON(tx_buffer->skb);  in atl1e_tx_map()
1805 			tx_buffer->skb = NULL;  in atl1e_tx_map()
1806 			tx_buffer->length =  in atl1e_tx_map()
1809 			buf_len -= tx_buffer->length;  in atl1e_tx_map()
1811 			tx_buffer->dma = skb_frag_dma_map(&adapter->pdev->dev,  in atl1e_tx_map()
1814 							  tx_buffer->length,  in atl1e_tx_map()
1817 			if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) {  in atl1e_tx_map()
1823 					tx_buffer = atl1e_get_tx_buffer(adapter, tpd);  in atl1e_tx_map()
1824 					dma_unmap_page(&adapter->pdev->dev, tx_buffer->dma,  in atl1e_tx_map()
1825 						       tx_buffer->length, DMA_TO_DEVICE);  in atl1e_tx_map()
1833 			ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_PAGE);  in atl1e_tx_map()
1834 			use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);  in atl1e_tx_map()
1836 					((cpu_to_le32(tx_buffer->length) &  in atl1e_tx_map()
1849 	tx_buffer->skb = skb;  in atl1e_tx_map()