1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0) 2 * Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved. 3 */ 4 5 #ifndef _IONIC_LIF_H_ 6 #define _IONIC_LIF_H_ 7 8 #include <inttypes.h> 9 10 #include <rte_ethdev.h> 11 #include <rte_ether.h> 12 13 #include "ionic_osdep.h" 14 #include "ionic_dev.h" 15 #include "ionic_rx_filter.h" 16 17 #define IONIC_ADMINQ_LENGTH 16 /* must be a power of two */ 18 #define IONIC_NOTIFYQ_LENGTH 64 /* must be a power of two */ 19 20 #define IONIC_RSS_OFFLOAD_ALL ( \ 21 IONIC_RSS_TYPE_IPV4 | \ 22 IONIC_RSS_TYPE_IPV4_TCP | \ 23 IONIC_RSS_TYPE_IPV4_UDP | \ 24 IONIC_RSS_TYPE_IPV6 | \ 25 IONIC_RSS_TYPE_IPV6_TCP | \ 26 IONIC_RSS_TYPE_IPV6_UDP) 27 28 #define IONIC_GET_SG_CNTR_IDX(num_sg_elems) (num_sg_elems) 29 30 struct ionic_tx_stats { 31 uint64_t packets; 32 uint64_t bytes; 33 uint64_t drop; 34 uint64_t stop; 35 uint64_t no_csum; 36 uint64_t tso; 37 uint64_t frags; 38 }; 39 40 struct ionic_rx_stats { 41 uint64_t packets; 42 uint64_t bytes; 43 uint64_t no_cb_arg; 44 uint64_t bad_cq_status; 45 uint64_t no_room; 46 uint64_t bad_len; 47 }; 48 49 #define IONIC_QCQ_F_INITED BIT(0) 50 #define IONIC_QCQ_F_SG BIT(1) 51 #define IONIC_QCQ_F_DEFERRED BIT(4) 52 #define IONIC_QCQ_F_CSUM_L3 BIT(7) 53 #define IONIC_QCQ_F_CSUM_UDP BIT(8) 54 #define IONIC_QCQ_F_CSUM_TCP BIT(9) 55 56 /* Queue / Completion Queue */ 57 struct ionic_qcq { 58 struct ionic_queue q; /**< Queue */ 59 struct ionic_cq cq; /**< Completion Queue */ 60 struct ionic_lif *lif; /**< LIF */ 61 struct rte_mempool *mb_pool; /**< mbuf pool to populate the RX ring */ 62 union { 63 struct ionic_tx_stats tx; 64 struct ionic_rx_stats rx; 65 } stats; 66 const struct rte_memzone *base_z; 67 void *base; 68 rte_iova_t base_pa; 69 uint32_t total_size; 70 uint32_t flags; 71 struct ionic_intr_info intr; 72 }; 73 74 #define IONIC_Q_TO_QCQ(_q) container_of(_q, struct ionic_qcq, q) 75 #define IONIC_CQ_TO_QCQ(_cq) container_of(_cq, struct ionic_qcq, cq) 76 #define IONIC_Q_TO_TX_STATS(q) (&IONIC_Q_TO_QCQ(q)->stats.tx) 77 #define IONIC_Q_TO_RX_STATS(q) (&IONIC_Q_TO_QCQ(q)->stats.rx) 78 79 struct ionic_qtype_info { 80 uint8_t version; 81 uint8_t supported; 82 uint64_t features; 83 uint16_t desc_sz; 84 uint16_t comp_sz; 85 uint16_t sg_desc_sz; 86 uint16_t max_sg_elems; 87 uint16_t sg_desc_stride; 88 }; 89 90 #define IONIC_LIF_F_INITED BIT(0) 91 #define IONIC_LIF_F_LINK_CHECK_NEEDED BIT(1) 92 #define IONIC_LIF_F_UP BIT(2) 93 #define IONIC_LIF_F_FW_RESET BIT(3) 94 95 #define IONIC_LIF_NAME_MAX_SZ (32) 96 97 struct ionic_lif { 98 struct ionic_adapter *adapter; 99 struct rte_eth_dev *eth_dev; 100 uint16_t port_id; /**< Device port identifier */ 101 uint32_t hw_index; 102 uint32_t state; 103 uint32_t ntxqcqs; 104 uint32_t nrxqcqs; 105 rte_spinlock_t adminq_lock; 106 rte_spinlock_t adminq_service_lock; 107 struct ionic_qcq *adminqcq; 108 struct ionic_qcq *notifyqcq; 109 struct ionic_qcq **txqcqs; 110 struct ionic_qcq **rxqcqs; 111 struct ionic_rx_filters rx_filters; 112 struct ionic_doorbell __iomem *kern_dbpage; 113 uint64_t last_eid; 114 uint64_t features; 115 uint32_t hw_features; 116 uint32_t rx_mode; 117 char name[IONIC_LIF_NAME_MAX_SZ]; 118 uint8_t mac_addr[RTE_ETHER_ADDR_LEN]; 119 uint16_t rss_types; 120 uint8_t rss_hash_key[IONIC_RSS_HASH_KEY_SIZE]; 121 uint8_t *rss_ind_tbl; 122 rte_iova_t rss_ind_tbl_pa; 123 const struct rte_memzone *rss_ind_tbl_z; 124 uint32_t rss_ind_tbl_nrxqcqs; 125 uint32_t info_sz; 126 struct ionic_lif_info *info; 127 rte_iova_t info_pa; 128 const struct rte_memzone *info_z; 129 130 struct ionic_qtype_info qtype_info[IONIC_QTYPE_MAX]; 131 uint8_t qtype_ver[IONIC_QTYPE_MAX]; 132 133 struct rte_eth_stats stats_base; 134 struct ionic_lif_stats lif_stats_base; 135 }; 136 137 int ionic_lif_identify(struct ionic_adapter *adapter); 138 int ionic_lifs_size(struct ionic_adapter *ionic); 139 140 int ionic_lif_alloc(struct ionic_lif *lif); 141 void ionic_lif_free(struct ionic_lif *lif); 142 void ionic_lif_free_queues(struct ionic_lif *lif); 143 144 int ionic_lif_init(struct ionic_lif *lif); 145 void ionic_lif_deinit(struct ionic_lif *lif); 146 147 int ionic_lif_start(struct ionic_lif *lif); 148 void ionic_lif_stop(struct ionic_lif *lif); 149 150 void ionic_lif_configure(struct ionic_lif *lif); 151 void ionic_lif_configure_vlan_offload(struct ionic_lif *lif, int mask); 152 void ionic_lif_reset(struct ionic_lif *lif); 153 154 int ionic_intr_alloc(struct ionic_lif *lif, struct ionic_intr_info *intr); 155 void ionic_intr_free(struct ionic_lif *lif, struct ionic_intr_info *intr); 156 157 bool ionic_adminq_service(struct ionic_cq *cq, uint32_t cq_desc_index, 158 void *cb_arg); 159 int ionic_qcq_service(struct ionic_qcq *qcq, int budget, ionic_cq_cb cb, 160 void *cb_arg); 161 162 int ionic_lif_change_mtu(struct ionic_lif *lif, int new_mtu); 163 164 int ionic_dev_add_mac(struct rte_eth_dev *eth_dev, 165 struct rte_ether_addr *mac_addr, 166 uint32_t index __rte_unused, uint32_t pool __rte_unused); 167 void ionic_dev_remove_mac(struct rte_eth_dev *eth_dev, 168 uint32_t index __rte_unused); 169 int ionic_dev_set_mac(struct rte_eth_dev *eth_dev, 170 struct rte_ether_addr *mac_addr); 171 int ionic_dev_vlan_filter_set(struct rte_eth_dev *eth_dev, uint16_t vlan_id, 172 int on); 173 int ionic_dev_promiscuous_enable(struct rte_eth_dev *dev); 174 int ionic_dev_promiscuous_disable(struct rte_eth_dev *dev); 175 int ionic_dev_allmulticast_enable(struct rte_eth_dev *dev); 176 int ionic_dev_allmulticast_disable(struct rte_eth_dev *dev); 177 178 int ionic_rx_qcq_alloc(struct ionic_lif *lif, uint32_t index, 179 uint16_t nrxq_descs, struct ionic_qcq **qcq); 180 int ionic_tx_qcq_alloc(struct ionic_lif *lif, uint32_t index, 181 uint16_t ntxq_descs, struct ionic_qcq **qcq); 182 void ionic_qcq_free(struct ionic_qcq *qcq); 183 184 int ionic_qcq_enable(struct ionic_qcq *qcq); 185 int ionic_qcq_disable(struct ionic_qcq *qcq); 186 187 int ionic_lif_rxq_init(struct ionic_qcq *qcq); 188 void ionic_lif_rxq_deinit(struct ionic_qcq *qcq); 189 190 int ionic_lif_txq_init(struct ionic_qcq *qcq); 191 void ionic_lif_txq_deinit(struct ionic_qcq *qcq); 192 193 int ionic_lif_rss_config(struct ionic_lif *lif, const uint16_t types, 194 const uint8_t *key, const uint32_t *indir); 195 196 int ionic_lif_set_features(struct ionic_lif *lif); 197 198 void ionic_lif_get_stats(const struct ionic_lif *lif, 199 struct rte_eth_stats *stats); 200 void ionic_lif_reset_stats(struct ionic_lif *lif); 201 202 void ionic_lif_get_hw_stats(struct ionic_lif *lif, 203 struct ionic_lif_stats *stats); 204 void ionic_lif_reset_hw_stats(struct ionic_lif *lif); 205 206 int ionic_notifyq_handler(struct ionic_lif *lif, int budget); 207 208 #endif /* _IONIC_LIF_H_ */ 209