702 	struct ixgb_desc_ring *txdr = &adapter->tx_ring;  in ixgb_setup_tx_resources()
739 	u64 tdba = adapter->tx_ring.dma;  in ixgb_configure_tx()
740 	u32 tdlen = adapter->tx_ring.count * sizeof(struct ixgb_tx_desc);  in ixgb_configure_tx()
916 	vfree(adapter->tx_ring.buffer_info);  in ixgb_free_tx_resources()
917 	adapter->tx_ring.buffer_info = NULL;  in ixgb_free_tx_resources()
919 	dma_free_coherent(&pdev->dev, adapter->tx_ring.size,  in ixgb_free_tx_resources()
920 			  adapter->tx_ring.desc, adapter->tx_ring.dma);  in ixgb_free_tx_resources()
922 	adapter->tx_ring.desc = NULL;  in ixgb_free_tx_resources()
957 	struct ixgb_desc_ring *tx_ring = &adapter->tx_ring;  in ixgb_clean_tx_ring()  local
964 	for (i = 0; i < tx_ring->count; i++) {  in ixgb_clean_tx_ring()
965 		buffer_info = &tx_ring->buffer_info[i];  in ixgb_clean_tx_ring()
969 	size = sizeof(struct ixgb_buffer) * tx_ring->count;  in ixgb_clean_tx_ring()
970 	memset(tx_ring->buffer_info, 0, size);  in ixgb_clean_tx_ring()
974 	memset(tx_ring->desc, 0, tx_ring->size);  in ixgb_clean_tx_ring()
976 	tx_ring->next_to_use = 0;  in ixgb_clean_tx_ring()
977 	tx_ring->next_to_clean = 0;  in ixgb_clean_tx_ring()
1157 	struct ixgb_desc_ring *txdr = &adapter->tx_ring;  in ixgb_watchdog()
1249 		i = adapter->tx_ring.next_to_use;  in ixgb_tso()
1250 		context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);  in ixgb_tso()
1251 		buffer_info = &adapter->tx_ring.buffer_info[i];  in ixgb_tso()
1272 		if (++i == adapter->tx_ring.count) i = 0;  in ixgb_tso()
1273 		adapter->tx_ring.next_to_use = i;  in ixgb_tso()
1293 		i = adapter->tx_ring.next_to_use;  in ixgb_tx_csum()
1294 		context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);  in ixgb_tx_csum()
1295 		buffer_info = &adapter->tx_ring.buffer_info[i];  in ixgb_tx_csum()
1310 		if (++i == adapter->tx_ring.count) i = 0;  in ixgb_tx_csum()
1311 		adapter->tx_ring.next_to_use = i;  in ixgb_tx_csum()
1326 	struct ixgb_desc_ring *tx_ring = &adapter->tx_ring;  in ixgb_tx_map()  local
1335 	i = tx_ring->next_to_use;  in ixgb_tx_map()
1338 		buffer_info = &tx_ring->buffer_info[i];  in ixgb_tx_map()
1361 			if (i == tx_ring->count)  in ixgb_tx_map()
1375 			if (i == tx_ring->count)  in ixgb_tx_map()
1378 			buffer_info = &tx_ring->buffer_info[i];  in ixgb_tx_map()
1402 	tx_ring->buffer_info[i].skb = skb;  in ixgb_tx_map()
1403 	tx_ring->buffer_info[first].next_to_watch = i;  in ixgb_tx_map()
1415 			i += tx_ring->count;  in ixgb_tx_map()
1417 		buffer_info = &tx_ring->buffer_info[i];  in ixgb_tx_map()
1427 	struct ixgb_desc_ring *tx_ring = &adapter->tx_ring;  in ixgb_tx_queue()  local
1446 	i = tx_ring->next_to_use;  in ixgb_tx_queue()
1449 		buffer_info = &tx_ring->buffer_info[i];  in ixgb_tx_queue()
1450 		tx_desc = IXGB_TX_DESC(*tx_ring, i);  in ixgb_tx_queue()
1458 		if (++i == tx_ring->count) i = 0;  in ixgb_tx_queue()
1470 	tx_ring->next_to_use = i;  in ixgb_tx_queue()
1477 	struct ixgb_desc_ring *tx_ring = &adapter->tx_ring;  in __ixgb_maybe_stop_tx()  local
1487 	if (likely(IXGB_DESC_UNUSED(tx_ring) < size))  in __ixgb_maybe_stop_tx()
1497                               struct ixgb_desc_ring *tx_ring, int size)  in ixgb_maybe_stop_tx()  argument
1499 	if (likely(IXGB_DESC_UNUSED(tx_ring) >= size))  in ixgb_maybe_stop_tx()
1532 	if (unlikely(ixgb_maybe_stop_tx(netdev, &adapter->tx_ring,  in ixgb_xmit_frame()
1541 	first = adapter->tx_ring.next_to_use;  in ixgb_xmit_frame()
1559 		ixgb_maybe_stop_tx(netdev, &adapter->tx_ring, DESC_NEEDED);  in ixgb_xmit_frame()
1563 		adapter->tx_ring.buffer_info[first].time_stamp = 0;  in ixgb_xmit_frame()
1564 		adapter->tx_ring.next_to_use = first;  in ixgb_xmit_frame()
1844 	struct ixgb_desc_ring *tx_ring = &adapter->tx_ring;  in ixgb_clean_tx_irq()  local
1851 	i = tx_ring->next_to_clean;  in ixgb_clean_tx_irq()
1852 	eop = tx_ring->buffer_info[i].next_to_watch;  in ixgb_clean_tx_irq()
1853 	eop_desc = IXGB_TX_DESC(*tx_ring, eop);  in ixgb_clean_tx_irq()
1859 			tx_desc = IXGB_TX_DESC(*tx_ring, i);  in ixgb_clean_tx_irq()
1860 			buffer_info = &tx_ring->buffer_info[i];  in ixgb_clean_tx_irq()
1872 			if (++i == tx_ring->count) i = 0;  in ixgb_clean_tx_irq()
1875 		eop = tx_ring->buffer_info[i].next_to_watch;  in ixgb_clean_tx_irq()
1876 		eop_desc = IXGB_TX_DESC(*tx_ring, eop);  in ixgb_clean_tx_irq()
1879 	tx_ring->next_to_clean = i;  in ixgb_clean_tx_irq()
1882 		     IXGB_DESC_UNUSED(tx_ring) >= DESC_NEEDED)) {  in ixgb_clean_tx_irq()
1898 		if (tx_ring->buffer_info[eop].time_stamp &&  in ixgb_clean_tx_irq()
1899 		   time_after(jiffies, tx_ring->buffer_info[eop].time_stamp + HZ)  in ixgb_clean_tx_irq()
1916 				  tx_ring->next_to_use,  in ixgb_clean_tx_irq()
1917 				  tx_ring->next_to_clean,  in ixgb_clean_tx_irq()
1918 				  tx_ring->buffer_info[eop].time_stamp,  in ixgb_clean_tx_irq()