drivers/net/txgbe/txgbe_rxtx.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2015-2020
   3  */
   4
   5 #include <sys/queue.h>
   6
   7 #include <stdio.h>
   8 #include <stdlib.h>
   9 #include <string.h>
  10
  11 #include <rte_common.h>
  12 #include <rte_ethdev.h>
  13
  14 #include "txgbe_logs.h"
  15 #include "base/txgbe.h"
  16 #include "txgbe_ethdev.h"
  17 #include "txgbe_rxtx.h"
  18
  19 static int
  20 txgbe_is_vf(struct rte_eth_dev *dev)
  21 {
  22         struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
  23
  24         switch (hw->mac.type) {
  25         case txgbe_mac_raptor_vf:
  26                 return 1;
  27         default:
  28                 return 0;
  29         }
  30 }
  31
  32 uint64_t
  33 txgbe_get_rx_queue_offloads(struct rte_eth_dev *dev __rte_unused)
  34 {
  35         return DEV_RX_OFFLOAD_VLAN_STRIP;
  36 }
  37
  38 uint64_t
  39 txgbe_get_rx_port_offloads(struct rte_eth_dev *dev)
  40 {
  41         uint64_t offloads;
  42         struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
  43         struct rte_eth_dev_sriov *sriov = &RTE_ETH_DEV_SRIOV(dev);
  44
  45         offloads = DEV_RX_OFFLOAD_IPV4_CKSUM  |
  46                    DEV_RX_OFFLOAD_UDP_CKSUM   |
  47                    DEV_RX_OFFLOAD_TCP_CKSUM   |
  48                    DEV_RX_OFFLOAD_KEEP_CRC    |
  49                    DEV_RX_OFFLOAD_JUMBO_FRAME |
  50                    DEV_RX_OFFLOAD_VLAN_FILTER |
  51                    DEV_RX_OFFLOAD_RSS_HASH |
  52                    DEV_RX_OFFLOAD_SCATTER;
  53
  54         if (!txgbe_is_vf(dev))
  55                 offloads |= (DEV_RX_OFFLOAD_VLAN_FILTER |
  56                              DEV_RX_OFFLOAD_QINQ_STRIP |
  57                              DEV_RX_OFFLOAD_VLAN_EXTEND);
  58
  59         /*
  60          * RSC is only supported by PF devices in a non-SR-IOV
  61          * mode.
  62          */
  63         if (hw->mac.type == txgbe_mac_raptor && !sriov->active)
  64                 offloads |= DEV_RX_OFFLOAD_TCP_LRO;
  65
  66         if (hw->mac.type == txgbe_mac_raptor)
  67                 offloads |= DEV_RX_OFFLOAD_MACSEC_STRIP;
  68
  69         offloads |= DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM;
  70
  71         return offloads;
  72 }
  73
  74 uint64_t
  75 txgbe_get_tx_queue_offloads(struct rte_eth_dev *dev)
  76 {
  77         RTE_SET_USED(dev);
  78
  79         return 0;
  80 }
  81
  82 uint64_t
  83 txgbe_get_tx_port_offloads(struct rte_eth_dev *dev)
  84 {
  85         uint64_t tx_offload_capa;
  86
  87         tx_offload_capa =
  88                 DEV_TX_OFFLOAD_VLAN_INSERT |
  89                 DEV_TX_OFFLOAD_IPV4_CKSUM  |
  90                 DEV_TX_OFFLOAD_UDP_CKSUM   |
  91                 DEV_TX_OFFLOAD_TCP_CKSUM   |
  92                 DEV_TX_OFFLOAD_SCTP_CKSUM  |
  93                 DEV_TX_OFFLOAD_TCP_TSO     |
  94                 DEV_TX_OFFLOAD_UDP_TSO     |
  95                 DEV_TX_OFFLOAD_UDP_TNL_TSO      |
  96                 DEV_TX_OFFLOAD_IP_TNL_TSO       |
  97                 DEV_TX_OFFLOAD_VXLAN_TNL_TSO    |
  98                 DEV_TX_OFFLOAD_GRE_TNL_TSO      |
  99                 DEV_TX_OFFLOAD_IPIP_TNL_TSO     |
 100                 DEV_TX_OFFLOAD_GENEVE_TNL_TSO   |
 101                 DEV_TX_OFFLOAD_MULTI_SEGS;
 102
 103         if (!txgbe_is_vf(dev))
 104                 tx_offload_capa |= DEV_TX_OFFLOAD_QINQ_INSERT;
 105
 106         tx_offload_capa |= DEV_TX_OFFLOAD_MACSEC_INSERT;
 107
 108         tx_offload_capa |= DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
 109
 110         return tx_offload_capa;
 111 }
 112