781 static void igb_assign_vector(struct igb_q_vector *q_vector, int msix_vector)  in igb_assign_vector()  argument
783 	struct igb_adapter *adapter = q_vector->adapter;  in igb_assign_vector()
789 	if (q_vector->rx.ring)  in igb_assign_vector()
790 		rx_queue = q_vector->rx.ring->reg_idx;  in igb_assign_vector()
791 	if (q_vector->tx.ring)  in igb_assign_vector()
792 		tx_queue = q_vector->tx.ring->reg_idx;  in igb_assign_vector()
808 		q_vector->eims_value = msixbm;  in igb_assign_vector()
824 		q_vector->eims_value = BIT(msix_vector);  in igb_assign_vector()
845 		q_vector->eims_value = BIT(msix_vector);  in igb_assign_vector()
853 	adapter->eims_enable_mask |= q_vector->eims_value;  in igb_assign_vector()
856 	q_vector->set_itr = 1;  in igb_assign_vector()
920 		igb_assign_vector(adapter->q_vector[i], vector++);  in igb_configure_msix()
943 		struct igb_q_vector *q_vector = adapter->q_vector[i];  in igb_request_msix()  local
947 		q_vector->itr_register = adapter->io_addr + E1000_EITR(vector);  in igb_request_msix()
949 		if (q_vector->rx.ring && q_vector->tx.ring)  in igb_request_msix()
950 			sprintf(q_vector->name, "%s-TxRx-%u", netdev->name,  in igb_request_msix()
951 				q_vector->rx.ring->queue_index);  in igb_request_msix()
952 		else if (q_vector->tx.ring)  in igb_request_msix()
953 			sprintf(q_vector->name, "%s-tx-%u", netdev->name,  in igb_request_msix()
954 				q_vector->tx.ring->queue_index);  in igb_request_msix()
955 		else if (q_vector->rx.ring)  in igb_request_msix()
956 			sprintf(q_vector->name, "%s-rx-%u", netdev->name,  in igb_request_msix()
957 				q_vector->rx.ring->queue_index);  in igb_request_msix()
959 			sprintf(q_vector->name, "%s-unused", netdev->name);  in igb_request_msix()
962 				  igb_msix_ring, 0, q_vector->name,  in igb_request_msix()
963 				  q_vector);  in igb_request_msix()
978 			 adapter->q_vector[i]);  in igb_request_msix()
993 	struct igb_q_vector *q_vector = adapter->q_vector[v_idx];  in igb_free_q_vector()  local
995 	adapter->q_vector[v_idx] = NULL;  in igb_free_q_vector()
1000 	if (q_vector)  in igb_free_q_vector()
1001 		kfree_rcu(q_vector, rcu);  in igb_free_q_vector()
1014 	struct igb_q_vector *q_vector = adapter->q_vector[v_idx];  in igb_reset_q_vector()  local
1019 	if (!q_vector)  in igb_reset_q_vector()
1022 	if (q_vector->tx.ring)  in igb_reset_q_vector()
1023 		adapter->tx_ring[q_vector->tx.ring->queue_index] = NULL;  in igb_reset_q_vector()
1025 	if (q_vector->rx.ring)  in igb_reset_q_vector()
1026 		adapter->rx_ring[q_vector->rx.ring->queue_index] = NULL;  in igb_reset_q_vector()
1028 	netif_napi_del(&q_vector->napi);  in igb_reset_q_vector()
1183 	struct igb_q_vector *q_vector;  in igb_alloc_q_vector()  local
1193 	size = struct_size(q_vector, ring, ring_count);  in igb_alloc_q_vector()
1196 	q_vector = adapter->q_vector[v_idx];  in igb_alloc_q_vector()
1197 	if (!q_vector) {  in igb_alloc_q_vector()
1198 		q_vector = kzalloc(size, GFP_KERNEL);  in igb_alloc_q_vector()
1199 	} else if (size > ksize(q_vector)) {  in igb_alloc_q_vector()
1200 		kfree_rcu(q_vector, rcu);  in igb_alloc_q_vector()
1201 		q_vector = kzalloc(size, GFP_KERNEL);  in igb_alloc_q_vector()
1203 		memset(q_vector, 0, size);  in igb_alloc_q_vector()
1205 	if (!q_vector)  in igb_alloc_q_vector()
1209 	netif_napi_add(adapter->netdev, &q_vector->napi,  in igb_alloc_q_vector()
1213 	adapter->q_vector[v_idx] = q_vector;  in igb_alloc_q_vector()
1214 	q_vector->adapter = adapter;  in igb_alloc_q_vector()
1217 	q_vector->tx.work_limit = adapter->tx_work_limit;  in igb_alloc_q_vector()
1220 	q_vector->itr_register = adapter->io_addr + E1000_EITR(0);  in igb_alloc_q_vector()
1221 	q_vector->itr_val = IGB_START_ITR;  in igb_alloc_q_vector()
1224 	ring = q_vector->ring;  in igb_alloc_q_vector()
1230 			q_vector->itr_val = adapter->rx_itr_setting;  in igb_alloc_q_vector()
1234 			q_vector->itr_val = adapter->tx_itr_setting;  in igb_alloc_q_vector()
1243 		ring->q_vector = q_vector;  in igb_alloc_q_vector()
1246 		igb_add_ring(ring, &q_vector->tx);  in igb_alloc_q_vector()
1278 		ring->q_vector = q_vector;  in igb_alloc_q_vector()
1281 		igb_add_ring(ring, &q_vector->rx);  in igb_alloc_q_vector()
1426 	igb_assign_vector(adapter->q_vector[0], 0);  in igb_request_irq()
1459 				 adapter->q_vector[i]);  in igb_free_irq()
2122 		napi_enable(&(adapter->q_vector[i]->napi));  in igb_up()
2127 		igb_assign_vector(adapter->q_vector[0], 0);  in igb_up()
2190 		if (adapter->q_vector[i]) {  in igb_down()
2191 			napi_synchronize(&adapter->q_vector[i]->napi);  in igb_down()
2192 			napi_disable(&adapter->q_vector[i]->napi);  in igb_down()
4092 		napi_enable(&(adapter->q_vector[i]->napi));  in __igb_open()
5596 			eics |= adapter->q_vector[i]->eims_value;  in igb_watchdog_task()
5644 static void igb_update_ring_itr(struct igb_q_vector *q_vector)  in igb_update_ring_itr()  argument
5646 	int new_val = q_vector->itr_val;  in igb_update_ring_itr()
5648 	struct igb_adapter *adapter = q_vector->adapter;  in igb_update_ring_itr()
5659 	packets = q_vector->rx.total_packets;  in igb_update_ring_itr()
5661 		avg_wire_size = q_vector->rx.total_bytes / packets;  in igb_update_ring_itr()
5663 	packets = q_vector->tx.total_packets;  in igb_update_ring_itr()
5666 				      q_vector->tx.total_bytes / packets);  in igb_update_ring_itr()
5686 	    ((q_vector->rx.ring && adapter->rx_itr_setting == 3) ||  in igb_update_ring_itr()
5687 	     (!q_vector->rx.ring && adapter->tx_itr_setting == 3)))  in igb_update_ring_itr()
5691 	if (new_val != q_vector->itr_val) {  in igb_update_ring_itr()
5692 		q_vector->itr_val = new_val;  in igb_update_ring_itr()
5693 		q_vector->set_itr = 1;  in igb_update_ring_itr()
5696 	q_vector->rx.total_bytes = 0;  in igb_update_ring_itr()
5697 	q_vector->rx.total_packets = 0;  in igb_update_ring_itr()
5698 	q_vector->tx.total_bytes = 0;  in igb_update_ring_itr()
5699 	q_vector->tx.total_packets = 0;  in igb_update_ring_itr()
5718 static void igb_update_itr(struct igb_q_vector *q_vector,  in igb_update_itr()  argument
5770 static void igb_set_itr(struct igb_q_vector *q_vector)  in igb_set_itr()  argument
5772 	struct igb_adapter *adapter = q_vector->adapter;  in igb_set_itr()
5773 	u32 new_itr = q_vector->itr_val;  in igb_set_itr()
5783 	igb_update_itr(q_vector, &q_vector->tx);  in igb_set_itr()
5784 	igb_update_itr(q_vector, &q_vector->rx);  in igb_set_itr()
5786 	current_itr = max(q_vector->rx.itr, q_vector->tx.itr);  in igb_set_itr()
5790 	    ((q_vector->rx.ring && adapter->rx_itr_setting == 3) ||  in igb_set_itr()
5791 	     (!q_vector->rx.ring && adapter->tx_itr_setting == 3)))  in igb_set_itr()
5810 	if (new_itr != q_vector->itr_val) {  in igb_set_itr()
5815 		new_itr = new_itr > q_vector->itr_val ?  in igb_set_itr()
5816 			  max((new_itr * q_vector->itr_val) /  in igb_set_itr()
5817 			  (new_itr + (q_vector->itr_val >> 2)),  in igb_set_itr()
5825 		q_vector->itr_val = new_itr;  in igb_set_itr()
5826 		q_vector->set_itr = 1;  in igb_set_itr()
6849 static void igb_write_itr(struct igb_q_vector *q_vector)  in igb_write_itr()  argument
6851 	struct igb_adapter *adapter = q_vector->adapter;  in igb_write_itr()
6852 	u32 itr_val = q_vector->itr_val & 0x7FFC;  in igb_write_itr()
6854 	if (!q_vector->set_itr)  in igb_write_itr()
6865 	writel(itr_val, q_vector->itr_register);  in igb_write_itr()
6866 	q_vector->set_itr = 0;  in igb_write_itr()
6871 	struct igb_q_vector *q_vector = data;  in igb_msix_ring()  local
6874 	igb_write_itr(q_vector);  in igb_msix_ring()
6876 	napi_schedule(&q_vector->napi);  in igb_msix_ring()
6923 static void igb_update_dca(struct igb_q_vector *q_vector)  in igb_update_dca()  argument
6925 	struct igb_adapter *adapter = q_vector->adapter;  in igb_update_dca()
6928 	if (q_vector->cpu == cpu)  in igb_update_dca()
6931 	if (q_vector->tx.ring)  in igb_update_dca()
6932 		igb_update_tx_dca(adapter, q_vector->tx.ring, cpu);  in igb_update_dca()
6934 	if (q_vector->rx.ring)  in igb_update_dca()
6935 		igb_update_rx_dca(adapter, q_vector->rx.ring, cpu);  in igb_update_dca()
6937 	q_vector->cpu = cpu;  in igb_update_dca()
6954 		adapter->q_vector[i]->cpu = -1;  in igb_setup_dca()
6955 		igb_update_dca(adapter->q_vector[i]);  in igb_setup_dca()
7890 	struct igb_q_vector *q_vector = adapter->q_vector[0];  in igb_intr_msi()  local
7895 	igb_write_itr(q_vector);  in igb_intr_msi()
7914 	napi_schedule(&q_vector->napi);  in igb_intr_msi()
7927 	struct igb_q_vector *q_vector = adapter->q_vector[0];  in igb_intr()  local
7940 	igb_write_itr(q_vector);  in igb_intr()
7960 	napi_schedule(&q_vector->napi);  in igb_intr()
7965 static void igb_ring_irq_enable(struct igb_q_vector *q_vector)  in igb_ring_irq_enable()  argument
7967 	struct igb_adapter *adapter = q_vector->adapter;  in igb_ring_irq_enable()
7970 	if ((q_vector->rx.ring && (adapter->rx_itr_setting & 3)) ||  in igb_ring_irq_enable()
7971 	    (!q_vector->rx.ring && (adapter->tx_itr_setting & 3))) {  in igb_ring_irq_enable()
7973 			igb_set_itr(q_vector);  in igb_ring_irq_enable()
7975 			igb_update_ring_itr(q_vector);  in igb_ring_irq_enable()
7980 			wr32(E1000_EIMS, q_vector->eims_value);  in igb_ring_irq_enable()
7993 	struct igb_q_vector *q_vector = container_of(napi,  in igb_poll()  local
8000 	if (q_vector->adapter->flags & IGB_FLAG_DCA_ENABLED)  in igb_poll()
8001 		igb_update_dca(q_vector);  in igb_poll()
8003 	if (q_vector->tx.ring)  in igb_poll()
8004 		clean_complete = igb_clean_tx_irq(q_vector, budget);  in igb_poll()
8006 	if (q_vector->rx.ring) {  in igb_poll()
8007 		int cleaned = igb_clean_rx_irq(q_vector, budget);  in igb_poll()
8022 		igb_ring_irq_enable(q_vector);  in igb_poll()
8034 static bool igb_clean_tx_irq(struct igb_q_vector *q_vector, int napi_budget)  in igb_clean_tx_irq()  argument
8036 	struct igb_adapter *adapter = q_vector->adapter;  in igb_clean_tx_irq()
8037 	struct igb_ring *tx_ring = q_vector->tx.ring;  in igb_clean_tx_irq()
8041 	unsigned int budget = q_vector->tx.work_limit;  in igb_clean_tx_irq()
8133 	q_vector->tx.total_bytes += total_bytes;  in igb_clean_tx_irq()
8134 	q_vector->tx.total_packets += total_packets;  in igb_clean_tx_irq()
8317 	skb = napi_alloc_skb(&rx_ring->q_vector->napi, IGB_RX_HDR_LEN);  in igb_construct_skb()
8322 		igb_ptp_rx_pktstamp(rx_ring->q_vector, xdp->data, skb);  in igb_construct_skb()
8385 		igb_ptp_rx_pktstamp(rx_ring->q_vector, skb->data, skb);  in igb_build_skb()
8609 		igb_ptp_rx_rgtstamp(rx_ring->q_vector, skb);  in igb_process_skb_fields()
8675 static int igb_clean_rx_irq(struct igb_q_vector *q_vector, const int budget)  in igb_clean_rx_irq()  argument
8677 	struct igb_adapter *adapter = q_vector->adapter;  in igb_clean_rx_irq()
8678 	struct igb_ring *rx_ring = q_vector->rx.ring;  in igb_clean_rx_irq()
8776 		napi_gro_receive(&q_vector->napi, skb);  in igb_clean_rx_irq()
8801 	q_vector->rx.total_packets += total_packets;  in igb_clean_rx_irq()
8802 	q_vector->rx.total_bytes += total_bytes;  in igb_clean_rx_irq()