434                              struct igbvf_ring *tx_ring)  in igbvf_setup_tx_resources()  argument
439 	size = sizeof(struct igbvf_buffer) * tx_ring->count;  in igbvf_setup_tx_resources()
440 	tx_ring->buffer_info = vzalloc(size);  in igbvf_setup_tx_resources()
441 	if (!tx_ring->buffer_info)  in igbvf_setup_tx_resources()
445 	tx_ring->size = tx_ring->count * sizeof(union e1000_adv_tx_desc);  in igbvf_setup_tx_resources()
446 	tx_ring->size = ALIGN(tx_ring->size, 4096);  in igbvf_setup_tx_resources()
448 	tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,  in igbvf_setup_tx_resources()
449 					   &tx_ring->dma, GFP_KERNEL);  in igbvf_setup_tx_resources()
450 	if (!tx_ring->desc)  in igbvf_setup_tx_resources()
453 	tx_ring->adapter = adapter;  in igbvf_setup_tx_resources()
454 	tx_ring->next_to_use = 0;  in igbvf_setup_tx_resources()
455 	tx_ring->next_to_clean = 0;  in igbvf_setup_tx_resources()
459 	vfree(tx_ring->buffer_info);  in igbvf_setup_tx_resources()
512 static void igbvf_clean_tx_ring(struct igbvf_ring *tx_ring)  in igbvf_clean_tx_ring()  argument
514 	struct igbvf_adapter *adapter = tx_ring->adapter;  in igbvf_clean_tx_ring()
519 	if (!tx_ring->buffer_info)  in igbvf_clean_tx_ring()
523 	for (i = 0; i < tx_ring->count; i++) {  in igbvf_clean_tx_ring()
524 		buffer_info = &tx_ring->buffer_info[i];  in igbvf_clean_tx_ring()
528 	size = sizeof(struct igbvf_buffer) * tx_ring->count;  in igbvf_clean_tx_ring()
529 	memset(tx_ring->buffer_info, 0, size);  in igbvf_clean_tx_ring()
532 	memset(tx_ring->desc, 0, tx_ring->size);  in igbvf_clean_tx_ring()
534 	tx_ring->next_to_use = 0;  in igbvf_clean_tx_ring()
535 	tx_ring->next_to_clean = 0;  in igbvf_clean_tx_ring()
537 	writel(0, adapter->hw.hw_addr + tx_ring->head);  in igbvf_clean_tx_ring()
538 	writel(0, adapter->hw.hw_addr + tx_ring->tail);  in igbvf_clean_tx_ring()
547 void igbvf_free_tx_resources(struct igbvf_ring *tx_ring)  in igbvf_free_tx_resources()  argument
549 	struct pci_dev *pdev = tx_ring->adapter->pdev;  in igbvf_free_tx_resources()
551 	igbvf_clean_tx_ring(tx_ring);  in igbvf_free_tx_resources()
553 	vfree(tx_ring->buffer_info);  in igbvf_free_tx_resources()
554 	tx_ring->buffer_info = NULL;  in igbvf_free_tx_resources()
556 	dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,  in igbvf_free_tx_resources()
557 			  tx_ring->dma);  in igbvf_free_tx_resources()
559 	tx_ring->desc = NULL;  in igbvf_free_tx_resources()
734 	adapter->tx_ring->itr_range =  in igbvf_set_itr()
736 					 adapter->tx_ring->itr_val,  in igbvf_set_itr()
742 	    adapter->tx_ring->itr_range == lowest_latency)  in igbvf_set_itr()
743 		adapter->tx_ring->itr_range = low_latency;  in igbvf_set_itr()
745 	new_itr = igbvf_range_to_itr(adapter->tx_ring->itr_range);  in igbvf_set_itr()
748 	if (new_itr != adapter->tx_ring->itr_val) {  in igbvf_set_itr()
749 		u32 current_itr = adapter->tx_ring->itr_val;  in igbvf_set_itr()
758 		adapter->tx_ring->itr_val = new_itr;  in igbvf_set_itr()
760 		adapter->tx_ring->set_itr = 1;  in igbvf_set_itr()
790 static bool igbvf_clean_tx_irq(struct igbvf_ring *tx_ring)  in igbvf_clean_tx_irq()  argument
792 	struct igbvf_adapter *adapter = tx_ring->adapter;  in igbvf_clean_tx_irq()
801 	i = tx_ring->next_to_clean;  in igbvf_clean_tx_irq()
802 	buffer_info = &tx_ring->buffer_info[i];  in igbvf_clean_tx_irq()
821 			tx_desc = IGBVF_TX_DESC_ADV(*tx_ring, i);  in igbvf_clean_tx_irq()
841 			if (i == tx_ring->count)  in igbvf_clean_tx_irq()
844 			buffer_info = &tx_ring->buffer_info[i];  in igbvf_clean_tx_irq()
848 	} while (count < tx_ring->count);  in igbvf_clean_tx_irq()
850 	tx_ring->next_to_clean = i;  in igbvf_clean_tx_irq()
854 	             igbvf_desc_unused(tx_ring) >= IGBVF_TX_QUEUE_WAKE)) {  in igbvf_clean_tx_irq()
868 	return count < tx_ring->count;  in igbvf_clean_tx_irq()
894 	struct igbvf_ring *tx_ring = adapter->tx_ring;  in igbvf_intr_msix_tx()  local
896 	if (tx_ring->set_itr) {  in igbvf_intr_msix_tx()
897 		writel(tx_ring->itr_val,  in igbvf_intr_msix_tx()
898 		       adapter->hw.hw_addr + tx_ring->itr_register);  in igbvf_intr_msix_tx()
899 		adapter->tx_ring->set_itr = 0;  in igbvf_intr_msix_tx()
907 	if (!igbvf_clean_tx_irq(tx_ring))  in igbvf_intr_msix_tx()
909 		ew32(EICS, tx_ring->eims_value);  in igbvf_intr_msix_tx()
911 		ew32(EIMS, tx_ring->eims_value);  in igbvf_intr_msix_tx()
980 		adapter->tx_ring[tx_queue].eims_value = 1 << msix_vector;  in igbvf_assign_vector()
995 	struct igbvf_ring *tx_ring = adapter->tx_ring;  in igbvf_configure_msix()  local
1002 	adapter->eims_enable_mask |= tx_ring->eims_value;  in igbvf_configure_msix()
1003 	writel(tx_ring->itr_val, hw->hw_addr + tx_ring->itr_register);  in igbvf_configure_msix()
1070 		sprintf(adapter->tx_ring->name, "%s-tx-0", netdev->name);  in igbvf_request_msix()
1073 		memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);  in igbvf_request_msix()
1078 	                  igbvf_intr_msix_tx, 0, adapter->tx_ring->name,  in igbvf_request_msix()
1083 	adapter->tx_ring->itr_register = E1000_EITR(vector);  in igbvf_request_msix()
1084 	adapter->tx_ring->itr_val = adapter->current_itr;  in igbvf_request_msix()
1116 	adapter->tx_ring = kzalloc(sizeof(struct igbvf_ring), GFP_KERNEL);  in igbvf_alloc_queues()
1117 	if (!adapter->tx_ring)  in igbvf_alloc_queues()
1122 		kfree(adapter->tx_ring);  in igbvf_alloc_queues()
1279 	struct igbvf_ring *tx_ring = adapter->tx_ring;  in igbvf_configure_tx()  local
1290 	ew32(TDLEN(0), tx_ring->count * sizeof(union e1000_adv_tx_desc));  in igbvf_configure_tx()
1291 	tdba = tx_ring->dma;  in igbvf_configure_tx()
1296 	tx_ring->head = E1000_TDH(0);  in igbvf_configure_tx()
1297 	tx_ring->tail = E1000_TDT(0);  in igbvf_configure_tx()
1542 	igbvf_clean_tx_ring(adapter->tx_ring);  in igbvf_down()
1656 	err = igbvf_setup_tx_resources(adapter, adapter->tx_ring);  in igbvf_open()
1696 	igbvf_free_tx_resources(adapter->tx_ring);  in igbvf_open()
1723 	igbvf_free_tx_resources(adapter->tx_ring);  in igbvf_close()
1848 	struct igbvf_ring *tx_ring = adapter->tx_ring;  in igbvf_watchdog_task()  local
1878 		tx_pending = (igbvf_desc_unused(tx_ring) + 1 <  in igbvf_watchdog_task()
1879 		              tx_ring->count);  in igbvf_watchdog_task()
1909                      struct igbvf_ring *tx_ring,  in igbvf_tso()  argument
1945 	i = tx_ring->next_to_use;  in igbvf_tso()
1947 	buffer_info = &tx_ring->buffer_info[i];  in igbvf_tso()
1948 	context_desc = IGBVF_TX_CTXTDESC_ADV(*tx_ring, i);  in igbvf_tso()
1977 	if (i == tx_ring->count)  in igbvf_tso()
1980 	tx_ring->next_to_use = i;  in igbvf_tso()
1986                                  struct igbvf_ring *tx_ring,  in igbvf_tx_csum()  argument
1996 		i = tx_ring->next_to_use;  in igbvf_tx_csum()
1997 		buffer_info = &tx_ring->buffer_info[i];  in igbvf_tx_csum()
1998 		context_desc = IGBVF_TX_CTXTDESC_ADV(*tx_ring, i);  in igbvf_tx_csum()
2036 		if (i == tx_ring->count)  in igbvf_tx_csum()
2038 		tx_ring->next_to_use = i;  in igbvf_tx_csum()
2051 	if (igbvf_desc_unused(adapter->tx_ring) >= size)  in igbvf_maybe_stop_tx()
2059 	if (igbvf_desc_unused(adapter->tx_ring) < size)  in igbvf_maybe_stop_tx()
2072                                    struct igbvf_ring *tx_ring,  in igbvf_tx_map_adv()  argument
2081 	i = tx_ring->next_to_use;  in igbvf_tx_map_adv()
2083 	buffer_info = &tx_ring->buffer_info[i];  in igbvf_tx_map_adv()
2100 		if (i == tx_ring->count)  in igbvf_tx_map_adv()
2106 		buffer_info = &tx_ring->buffer_info[i];  in igbvf_tx_map_adv()
2117 	tx_ring->buffer_info[i].skb = skb;  in igbvf_tx_map_adv()
2135 			i += tx_ring->count;  in igbvf_tx_map_adv()
2137 		buffer_info = &tx_ring->buffer_info[i];  in igbvf_tx_map_adv()
2145                                       struct igbvf_ring *tx_ring,  in igbvf_tx_queue_adv()  argument
2177 	i = tx_ring->next_to_use;  in igbvf_tx_queue_adv()
2179 		buffer_info = &tx_ring->buffer_info[i];  in igbvf_tx_queue_adv()
2180 		tx_desc = IGBVF_TX_DESC_ADV(*tx_ring, i);  in igbvf_tx_queue_adv()
2186 		if (i == tx_ring->count)  in igbvf_tx_queue_adv()
2197 	tx_ring->buffer_info[first].next_to_watch = tx_desc;  in igbvf_tx_queue_adv()
2198 	tx_ring->next_to_use = i;  in igbvf_tx_queue_adv()
2199 	writel(i, adapter->hw.hw_addr + tx_ring->tail);  in igbvf_tx_queue_adv()
2207 					     struct igbvf_ring *tx_ring)  in igbvf_xmit_frame_ring_adv()  argument
2245 	first = tx_ring->next_to_use;  in igbvf_xmit_frame_ring_adv()
2248 		igbvf_tso(adapter, tx_ring, skb, tx_flags, &hdr_len) : 0;  in igbvf_xmit_frame_ring_adv()
2256 	else if (igbvf_tx_csum(adapter, tx_ring, skb, tx_flags) &&  in igbvf_xmit_frame_ring_adv()
2264 	count = igbvf_tx_map_adv(adapter, tx_ring, skb);  in igbvf_xmit_frame_ring_adv()
2267 		igbvf_tx_queue_adv(adapter, tx_ring, tx_flags, count,  in igbvf_xmit_frame_ring_adv()
2273 		tx_ring->buffer_info[first].time_stamp = 0;  in igbvf_xmit_frame_ring_adv()
2274 		tx_ring->next_to_use = first;  in igbvf_xmit_frame_ring_adv()
2284 	struct igbvf_ring *tx_ring;  in igbvf_xmit_frame()  local
2291 	tx_ring = &adapter->tx_ring[0];  in igbvf_xmit_frame()
2293 	return igbvf_xmit_frame_ring_adv(skb, netdev, tx_ring);  in igbvf_xmit_frame()
2487 	igbvf_clean_tx_irq(adapter->tx_ring);  in igbvf_netpoll()
2761 	adapter->tx_ring->count = 1024;  in igbvf_probe()
2786 	kfree(adapter->tx_ring);  in igbvf_probe()
2836 	kfree(adapter->tx_ring);  in igbvf_remove()