+static int
+ixgbe_is_vf(struct rte_eth_dev *dev)
+{
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ switch (hw->mac.type) {
+ case ixgbe_mac_82599_vf:
+ case ixgbe_mac_X540_vf:
+ case ixgbe_mac_X550_vf:
+ case ixgbe_mac_X550EM_x_vf:
+ case ixgbe_mac_X550EM_a_vf:
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+uint64_t
+ixgbe_get_rx_queue_offloads(struct rte_eth_dev *dev)
+{
+ uint64_t offloads = 0;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ if (hw->mac.type != ixgbe_mac_82598EB)
+ offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
+
+ return offloads;
+}
+
+uint64_t
+ixgbe_get_rx_port_offloads(struct rte_eth_dev *dev)
+{
+ uint64_t offloads;
+ struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+ offloads = DEV_RX_OFFLOAD_IPV4_CKSUM |
+ DEV_RX_OFFLOAD_UDP_CKSUM |
+ DEV_RX_OFFLOAD_TCP_CKSUM |
+ DEV_RX_OFFLOAD_CRC_STRIP |
+ DEV_RX_OFFLOAD_JUMBO_FRAME |
+ DEV_RX_OFFLOAD_SCATTER;
+
+ if (hw->mac.type == ixgbe_mac_82598EB)
+ offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
+
+ if (ixgbe_is_vf(dev) == 0)
+ offloads |= (DEV_RX_OFFLOAD_VLAN_FILTER |
+ DEV_RX_OFFLOAD_VLAN_EXTEND);
+
+ /*
+ * RSC is only supported by 82599 and x540 PF devices in a non-SR-IOV
+ * mode.
+ */
+ if ((hw->mac.type == ixgbe_mac_82599EB ||
+ hw->mac.type == ixgbe_mac_X540) &&
+ !RTE_ETH_DEV_SRIOV(dev).active)
+ offloads |= DEV_RX_OFFLOAD_TCP_LRO;
+
+ if (hw->mac.type == ixgbe_mac_82599EB ||
+ hw->mac.type == ixgbe_mac_X540)
+ offloads |= DEV_RX_OFFLOAD_MACSEC_STRIP;
+
+ if (hw->mac.type == ixgbe_mac_X550 ||
+ hw->mac.type == ixgbe_mac_X550EM_x ||
+ hw->mac.type == ixgbe_mac_X550EM_a)
+ offloads |= DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM;
+
+#ifdef RTE_LIBRTE_SECURITY
+ if (dev->security_ctx)
+ offloads |= DEV_RX_OFFLOAD_SECURITY;
+#endif
+
+ return offloads;
+}
+
+static int
+ixgbe_check_rx_queue_offloads(struct rte_eth_dev *dev, uint64_t requested)
+{
+ uint64_t port_offloads = dev->data->dev_conf.rxmode.offloads;
+ uint64_t queue_supported = ixgbe_get_rx_queue_offloads(dev);
+ uint64_t port_supported = ixgbe_get_rx_port_offloads(dev);
+
+ if ((requested & (queue_supported | port_supported)) != requested)
+ return 0;
+
+ if ((port_offloads ^ requested) & port_supported)
+ return 0;
+
+ return 1;
+}
+