667 	struct atl1e_tx_buffer *tx_buffer = NULL;  in atl1e_clean_tx_ring()  local
671 	if (tx_ring->desc == NULL || tx_ring->tx_buffer == NULL)  in atl1e_clean_tx_ring()
677 		tx_buffer = &tx_ring->tx_buffer[index];  in atl1e_clean_tx_ring()
678 		if (tx_buffer->dma) {  in atl1e_clean_tx_ring()
679 			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)  in atl1e_clean_tx_ring()
680 				pci_unmap_single(pdev, tx_buffer->dma,  in atl1e_clean_tx_ring()
681 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_ring()
682 			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)  in atl1e_clean_tx_ring()
683 				pci_unmap_page(pdev, tx_buffer->dma,  in atl1e_clean_tx_ring()
684 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_ring()
685 			tx_buffer->dma = 0;  in atl1e_clean_tx_ring()
690 		tx_buffer = &tx_ring->tx_buffer[index];  in atl1e_clean_tx_ring()
691 		if (tx_buffer->skb) {  in atl1e_clean_tx_ring()
692 			dev_kfree_skb_any(tx_buffer->skb);  in atl1e_clean_tx_ring()
693 			tx_buffer->skb = NULL;  in atl1e_clean_tx_ring()
699 	memset(tx_ring->tx_buffer, 0, sizeof(struct atl1e_tx_buffer) *  in atl1e_clean_tx_ring()
805 	if (adapter->tx_ring.tx_buffer) {  in atl1e_free_ring_resources()
806 		kfree(adapter->tx_ring.tx_buffer);  in atl1e_free_ring_resources()
807 		adapter->tx_ring.tx_buffer = NULL;  in atl1e_free_ring_resources()
851 	tx_ring->tx_buffer = kzalloc(size, GFP_KERNEL);  in atl1e_setup_ring_resources()
852 	if (tx_ring->tx_buffer == NULL) {  in atl1e_setup_ring_resources()
1251 	struct atl1e_tx_buffer *tx_buffer = NULL;  in atl1e_clean_tx_irq()  local
1256 		tx_buffer = &tx_ring->tx_buffer[next_to_clean];  in atl1e_clean_tx_irq()
1257 		if (tx_buffer->dma) {  in atl1e_clean_tx_irq()
1258 			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)  in atl1e_clean_tx_irq()
1259 				pci_unmap_single(adapter->pdev, tx_buffer->dma,  in atl1e_clean_tx_irq()
1260 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_irq()
1261 			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)  in atl1e_clean_tx_irq()
1262 				pci_unmap_page(adapter->pdev, tx_buffer->dma,  in atl1e_clean_tx_irq()
1263 					tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_clean_tx_irq()
1264 			tx_buffer->dma = 0;  in atl1e_clean_tx_irq()
1267 		if (tx_buffer->skb) {  in atl1e_clean_tx_irq()
1268 			dev_kfree_skb_irq(tx_buffer->skb);  in atl1e_clean_tx_irq()
1269 			tx_buffer->skb = NULL;  in atl1e_clean_tx_irq()
1608 	return &tx_ring->tx_buffer[tpd - tx_ring->desc];  in atl1e_get_tx_buffer()
1716 	struct atl1e_tx_buffer *tx_buffer = NULL;  in atl1e_tx_map()  local
1734 		tx_buffer = atl1e_get_tx_buffer(adapter, use_tpd);  in atl1e_tx_map()
1735 		tx_buffer->length = map_len;  in atl1e_tx_map()
1736 		tx_buffer->dma = pci_map_single(adapter->pdev,  in atl1e_tx_map()
1738 		if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma))  in atl1e_tx_map()
1741 		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);  in atl1e_tx_map()
1743 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);  in atl1e_tx_map()
1745 			((cpu_to_le32(tx_buffer->length) &  in atl1e_tx_map()
1758 		tx_buffer = atl1e_get_tx_buffer(adapter, use_tpd);  in atl1e_tx_map()
1759 		tx_buffer->skb = NULL;  in atl1e_tx_map()
1761 		tx_buffer->length = map_len =  in atl1e_tx_map()
1764 		tx_buffer->dma =  in atl1e_tx_map()
1768 		if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) {  in atl1e_tx_map()
1774 				tx_buffer = atl1e_get_tx_buffer(adapter, tpd);  in atl1e_tx_map()
1775 				pci_unmap_single(adapter->pdev, tx_buffer->dma,  in atl1e_tx_map()
1776 						 tx_buffer->length, PCI_DMA_TODEVICE);  in atl1e_tx_map()
1783 		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);  in atl1e_tx_map()
1785 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);  in atl1e_tx_map()
1787 			((cpu_to_le32(tx_buffer->length) &  in atl1e_tx_map()
1804 			tx_buffer = atl1e_get_tx_buffer(adapter, use_tpd);  in atl1e_tx_map()
1805 			BUG_ON(tx_buffer->skb);  in atl1e_tx_map()
1807 			tx_buffer->skb = NULL;  in atl1e_tx_map()
1808 			tx_buffer->length =  in atl1e_tx_map()
1811 			buf_len -= tx_buffer->length;  in atl1e_tx_map()
1813 			tx_buffer->dma = skb_frag_dma_map(&adapter->pdev->dev,  in atl1e_tx_map()
1816 							  tx_buffer->length,  in atl1e_tx_map()
1819 			if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) {  in atl1e_tx_map()
1825 					tx_buffer = atl1e_get_tx_buffer(adapter, tpd);  in atl1e_tx_map()
1826 					dma_unmap_page(&adapter->pdev->dev, tx_buffer->dma,  in atl1e_tx_map()
1827 						       tx_buffer->length, DMA_TO_DEVICE);  in atl1e_tx_map()
1835 			ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_PAGE);  in atl1e_tx_map()
1836 			use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);  in atl1e_tx_map()
1838 					((cpu_to_le32(tx_buffer->length) &  in atl1e_tx_map()
1851 	tx_buffer->skb = skb;  in atl1e_tx_map()