1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2017 Cavium, Inc 3 */ 4 5 #ifndef __OCTEONTX_ETHDEV_H__ 6 #define __OCTEONTX_ETHDEV_H__ 7 8 #include <stdbool.h> 9 10 #include <rte_common.h> 11 #include <ethdev_driver.h> 12 #include <rte_eventdev.h> 13 #include <rte_mempool.h> 14 #include <rte_memory.h> 15 16 #include <octeontx_fpavf.h> 17 18 #include "base/octeontx_bgx.h" 19 #include "base/octeontx_pki_var.h" 20 #include "base/octeontx_pkivf.h" 21 #include "base/octeontx_pkovf.h" 22 #include "base/octeontx_io.h" 23 24 #define OCTEONTX_PMD net_octeontx 25 #define OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT 12 26 #define OCTEONTX_VDEV_NR_PORT_ARG ("nr_port") 27 #define OCTEONTX_MAX_NAME_LEN 32 28 29 #define OCTEONTX_MAX_BGX_PORTS 4 30 #define OCTEONTX_MAX_LMAC_PER_BGX 4 31 32 #define OCCTX_RX_NB_SEG_MAX 6 33 #define OCCTX_INTR_POLL_INTERVAL_MS 1000 34 /* VLAN tag inserted by OCCTX_TX_VTAG_ACTION. 35 * In Tx space is always reserved for this in FRS. 36 */ 37 #define OCCTX_MAX_VTAG_INS 2 38 #define OCCTX_MAX_VTAG_ACT_SIZE (4 * OCCTX_MAX_VTAG_INS) 39 40 /* HW config of frame size doesn't include FCS */ 41 #define OCCTX_MAX_HW_FRS 9212 42 #define OCCTX_MIN_HW_FRS 60 43 44 /* ETH_HLEN+ETH_FCS+2*VLAN_HLEN */ 45 #define OCCTX_L2_OVERHEAD (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + \ 46 OCCTX_MAX_VTAG_ACT_SIZE) 47 #define OCCTX_L2_MAX_LEN (RTE_ETHER_MTU + OCCTX_L2_OVERHEAD) 48 49 /* Since HW FRS includes NPC VTAG insertion space, user has reduced FRS */ 50 #define OCCTX_MAX_FRS \ 51 (OCCTX_MAX_HW_FRS + RTE_ETHER_CRC_LEN - OCCTX_MAX_VTAG_ACT_SIZE) 52 53 #define OCCTX_MIN_FRS (OCCTX_MIN_HW_FRS + RTE_ETHER_CRC_LEN) 54 55 #define OCCTX_MAX_MTU (OCCTX_MAX_FRS - OCCTX_L2_OVERHEAD) 56 57 #define OCTEONTX_RX_OFFLOADS ( \ 58 RTE_ETH_RX_OFFLOAD_CHECKSUM | \ 59 RTE_ETH_RX_OFFLOAD_SCTP_CKSUM | \ 60 RTE_ETH_RX_OFFLOAD_OUTER_IPV4_CKSUM | \ 61 RTE_ETH_RX_OFFLOAD_SCATTER | \ 62 RTE_ETH_RX_OFFLOAD_SCATTER | \ 63 RTE_ETH_RX_OFFLOAD_VLAN_FILTER) 64 65 #define OCTEONTX_TX_OFFLOADS ( \ 66 RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE | \ 67 RTE_ETH_TX_OFFLOAD_MT_LOCKFREE | \ 68 RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM | \ 69 RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM | \ 70 RTE_ETH_TX_OFFLOAD_IPV4_CKSUM | \ 71 RTE_ETH_TX_OFFLOAD_TCP_CKSUM | \ 72 RTE_ETH_TX_OFFLOAD_UDP_CKSUM | \ 73 RTE_ETH_TX_OFFLOAD_SCTP_CKSUM | \ 74 RTE_ETH_TX_OFFLOAD_MULTI_SEGS) 75 76 static inline struct octeontx_nic * 77 octeontx_pmd_priv(struct rte_eth_dev *dev) 78 { 79 return dev->data->dev_private; 80 } 81 82 extern uint16_t 83 rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX]; 84 85 struct vlan_entry { 86 TAILQ_ENTRY(vlan_entry) next; 87 uint16_t vlan_id; 88 }; 89 90 TAILQ_HEAD(octeontx_vlan_filter_tbl, vlan_entry); 91 92 struct octeontx_vlan_info { 93 struct octeontx_vlan_filter_tbl fltr_tbl; 94 uint8_t filter_on; 95 }; 96 97 struct octeontx_fc_info { 98 enum rte_eth_fc_mode mode; /**< Link flow control mode */ 99 enum rte_eth_fc_mode def_mode; 100 uint16_t high_water; 101 uint16_t low_water; 102 uint16_t def_highmark; 103 uint16_t def_lowmark; 104 uint32_t rx_fifosz; 105 }; 106 107 /* Octeontx ethdev nic */ 108 struct __rte_cache_aligned octeontx_nic { 109 struct rte_eth_dev *dev; 110 int node; 111 int port_id; 112 int port_ena; 113 int base_ichan; 114 int num_ichans; 115 int base_ochan; 116 int num_ochans; 117 uint8_t evdev; 118 uint8_t bpen; 119 uint8_t fcs_strip; 120 uint8_t bcast_mode; 121 uint8_t mcast_mode; 122 uint16_t num_tx_queues; 123 uint64_t hwcap; 124 uint8_t pko_vfid; 125 uint8_t link_up; 126 uint8_t duplex; 127 uint8_t speed; 128 uint16_t bgx_mtu; 129 uint16_t mtu; 130 uint8_t mac_addr[RTE_ETHER_ADDR_LEN]; 131 /* Rx port parameters */ 132 struct { 133 bool classifier_enable; 134 bool hash_enable; 135 bool initialized; 136 } pki; 137 138 uint16_t ev_queues; 139 uint16_t ev_ports; 140 uint64_t rx_offloads; 141 uint16_t rx_offload_flags; 142 uint64_t tx_offloads; 143 uint16_t tx_offload_flags; 144 struct octeontx_vlan_info vlan_info; 145 int print_flag; 146 struct octeontx_fc_info fc; 147 bool reconfigure; 148 }; 149 150 struct __rte_cache_aligned octeontx_txq { 151 uint16_t queue_id; 152 octeontx_dq_t dq; 153 struct rte_eth_dev *eth_dev; 154 }; 155 156 struct __rte_cache_aligned octeontx_rxq { 157 uint16_t queue_id; 158 uint16_t port_id; 159 uint8_t evdev; 160 struct rte_eth_dev *eth_dev; 161 uint16_t ev_queues; 162 uint16_t ev_ports; 163 struct rte_mempool *pool; 164 }; 165 166 void 167 octeontx_set_tx_function(struct rte_eth_dev *dev); 168 169 /* VLAN */ 170 int octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx); 171 int octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx); 172 int octeontx_dev_vlan_offload_init(struct rte_eth_dev *dev); 173 int octeontx_dev_vlan_offload_fini(struct rte_eth_dev *eth_dev); 174 int octeontx_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask); 175 int octeontx_dev_vlan_filter_set(struct rte_eth_dev *dev, 176 uint16_t vlan_id, int on); 177 int octeontx_dev_set_link_up(struct rte_eth_dev *eth_dev); 178 int octeontx_dev_set_link_down(struct rte_eth_dev *eth_dev); 179 180 /* Flow control */ 181 int octeontx_dev_flow_ctrl_init(struct rte_eth_dev *dev); 182 int octeontx_dev_flow_ctrl_fini(struct rte_eth_dev *dev); 183 int octeontx_dev_flow_ctrl_get(struct rte_eth_dev *dev, 184 struct rte_eth_fc_conf *fc_conf); 185 int octeontx_dev_flow_ctrl_set(struct rte_eth_dev *dev, 186 struct rte_eth_fc_conf *fc_conf); 187 188 #endif /* __OCTEONTX_ETHDEV_H__ */ 189