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_INTR BIT(2) 52 #define IONIC_QCQ_F_NOTIFYQ BIT(3) 53 54 /* Queue / Completion Queue */ 55 struct ionic_qcq { 56 uint64_t offloads; 57 struct ionic_queue q; /**< Queue */ 58 struct ionic_cq cq; /**< Completion Queue */ 59 struct ionic_lif *lif; /**< LIF */ 60 struct rte_mempool *mb_pool; /**< mbuf pool to populate the RX ring */ 61 union { 62 struct ionic_tx_stats tx; 63 struct ionic_rx_stats rx; 64 } stats; 65 const struct rte_memzone *base_z; 66 void *base; 67 rte_iova_t base_pa; 68 uint32_t total_size; 69 uint32_t flags; 70 struct ionic_intr_info intr; 71 bool deferred_start; 72 }; 73 74 #define IONIC_Q_TO_QCQ(q) container_of(q, struct ionic_qcq, q) 75 #define IONIC_Q_TO_TX_STATS(q) (&IONIC_Q_TO_QCQ(q)->stats.tx) 76 #define IONIC_Q_TO_RX_STATS(q) (&IONIC_Q_TO_QCQ(q)->stats.rx) 77 78 #define IONIC_LIF_F_INITED BIT(0) 79 #define IONIC_LIF_F_LINK_CHECK_NEEDED BIT(1) 80 81 #define IONIC_LIF_NAME_MAX_SZ (32) 82 83 struct ionic_lif { 84 struct ionic_adapter *adapter; 85 struct rte_eth_dev *eth_dev; 86 uint16_t port_id; /**< Device port identifier */ 87 uint16_t mtu; 88 uint32_t index; 89 uint32_t hw_index; 90 uint32_t state; 91 uint32_t ntxqcqs; 92 uint32_t nrxqcqs; 93 uint32_t kern_pid; 94 rte_spinlock_t adminq_lock; 95 rte_spinlock_t adminq_service_lock; 96 struct ionic_qcq *adminqcq; 97 struct ionic_qcq *notifyqcq; 98 struct ionic_qcq **txqcqs; 99 struct ionic_qcq **rxqcqs; 100 struct ionic_rx_filters rx_filters; 101 struct ionic_doorbell __iomem *kern_dbpage; 102 uint64_t last_eid; 103 uint64_t features; 104 uint32_t hw_features; 105 uint32_t rx_mode; 106 char name[IONIC_LIF_NAME_MAX_SZ]; 107 uint8_t mac_addr[RTE_ETHER_ADDR_LEN]; 108 uint16_t rss_types; 109 uint8_t rss_hash_key[IONIC_RSS_HASH_KEY_SIZE]; 110 uint8_t *rss_ind_tbl; 111 rte_iova_t rss_ind_tbl_pa; 112 const struct rte_memzone *rss_ind_tbl_z; 113 uint32_t info_sz; 114 struct ionic_lif_info *info; 115 rte_iova_t info_pa; 116 const struct rte_memzone *info_z; 117 struct rte_eth_stats stats_base; 118 struct ionic_lif_stats lif_stats_base; 119 }; 120 121 int ionic_lif_identify(struct ionic_adapter *adapter); 122 int ionic_lifs_size(struct ionic_adapter *ionic); 123 124 int ionic_lif_alloc(struct ionic_lif *lif); 125 void ionic_lif_free(struct ionic_lif *lif); 126 127 int ionic_lif_init(struct ionic_lif *lif); 128 void ionic_lif_deinit(struct ionic_lif *lif); 129 130 int ionic_lif_start(struct ionic_lif *lif); 131 int ionic_lif_stop(struct ionic_lif *lif); 132 133 int ionic_lif_configure(struct ionic_lif *lif); 134 void ionic_lif_reset(struct ionic_lif *lif); 135 136 int ionic_intr_alloc(struct ionic_lif *lif, struct ionic_intr_info *intr); 137 void ionic_intr_free(struct ionic_lif *lif, struct ionic_intr_info *intr); 138 139 bool ionic_adminq_service(struct ionic_cq *cq, uint32_t cq_desc_index, 140 void *cb_arg); 141 int ionic_qcq_service(struct ionic_qcq *qcq, int budget, ionic_cq_cb cb, 142 void *cb_arg); 143 144 int ionic_lif_change_mtu(struct ionic_lif *lif, int new_mtu); 145 146 int ionic_dev_add_mac(struct rte_eth_dev *eth_dev, 147 struct rte_ether_addr *mac_addr, 148 uint32_t index __rte_unused, uint32_t pool __rte_unused); 149 void ionic_dev_remove_mac(struct rte_eth_dev *eth_dev, 150 uint32_t index __rte_unused); 151 int ionic_dev_set_mac(struct rte_eth_dev *eth_dev, 152 struct rte_ether_addr *mac_addr); 153 int ionic_dev_vlan_filter_set(struct rte_eth_dev *eth_dev, uint16_t vlan_id, 154 int on); 155 int ionic_dev_promiscuous_enable(struct rte_eth_dev *dev); 156 int ionic_dev_promiscuous_disable(struct rte_eth_dev *dev); 157 int ionic_dev_allmulticast_enable(struct rte_eth_dev *dev); 158 int ionic_dev_allmulticast_disable(struct rte_eth_dev *dev); 159 160 int ionic_rx_qcq_alloc(struct ionic_lif *lif, uint32_t index, 161 uint16_t nrxq_descs, struct ionic_qcq **qcq); 162 int ionic_tx_qcq_alloc(struct ionic_lif *lif, uint32_t index, 163 uint16_t ntxq_descs, struct ionic_qcq **qcq); 164 void ionic_qcq_free(struct ionic_qcq *qcq); 165 166 int ionic_qcq_enable(struct ionic_qcq *qcq); 167 int ionic_qcq_disable(struct ionic_qcq *qcq); 168 169 int ionic_lif_rxq_init(struct ionic_qcq *qcq); 170 void ionic_lif_rxq_deinit(struct ionic_qcq *qcq); 171 172 int ionic_lif_txq_init(struct ionic_qcq *qcq); 173 void ionic_lif_txq_deinit(struct ionic_qcq *qcq); 174 175 int ionic_lif_rss_config(struct ionic_lif *lif, const uint16_t types, 176 const uint8_t *key, const uint32_t *indir); 177 178 int ionic_lif_set_features(struct ionic_lif *lif); 179 180 void ionic_lif_get_stats(const struct ionic_lif *lif, 181 struct rte_eth_stats *stats); 182 void ionic_lif_reset_stats(struct ionic_lif *lif); 183 184 void ionic_lif_get_hw_stats(struct ionic_lif *lif, 185 struct ionic_lif_stats *stats); 186 void ionic_lif_reset_hw_stats(struct ionic_lif *lif); 187 188 int ionic_notifyq_handler(struct ionic_lif *lif, int budget); 189 190 #endif /* _IONIC_LIF_H_ */ 191