drivers/net/hinic/hinic_pmd_ethdev.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Huawei Technologies Co., Ltd
   3  */
   4
   5 #ifndef _HINIC_PMD_ETHDEV_H_
   6 #define _HINIC_PMD_ETHDEV_H_
   7
   8 #include <rte_ethdev.h>
   9 #include <rte_ethdev_core.h>
  10 #include <ethdev_driver.h>
  11
  12 #include "base/hinic_compat.h"
  13 #include "base/hinic_pmd_cfg.h"
  14
  15 #define HINIC_DEV_NAME_LEN      32
  16 #define HINIC_MAX_RX_QUEUES     64
  17
  18 /* mbuf pool for copy invalid mbuf segs */
  19 #define HINIC_COPY_MEMPOOL_DEPTH        128
  20 #define HINIC_COPY_MBUF_SIZE            4096
  21
  22 #define SIZE_8BYTES(size)       (ALIGN((u32)(size), 8) >> 3)
  23
  24 #define HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(dev) \
  25         ((struct hinic_nic_dev *)(dev)->data->dev_private)
  26
  27 #define HINIC_MAX_QUEUE_DEPTH           4096
  28 #define HINIC_MIN_QUEUE_DEPTH           128
  29 #define HINIC_TXD_ALIGN                 1
  30 #define HINIC_RXD_ALIGN                 1
  31
  32 #define HINIC_UINT32_BIT_SIZE      (CHAR_BIT * sizeof(uint32_t))
  33 #define HINIC_VFTA_SIZE            (4096 / HINIC_UINT32_BIT_SIZE)
  34
  35 #define HINIC_MAX_MTU_SIZE              9600
  36 #define HINIC_MIN_MTU_SIZE              256
  37
  38 #define HINIC_ETH_OVERHEAD \
  39         (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + RTE_VLAN_HLEN * 2)
  40
  41 #define HINIC_MIN_FRAME_SIZE        (HINIC_MIN_MTU_SIZE + HINIC_ETH_OVERHEAD)
  42 #define HINIC_MAX_JUMBO_FRAME_SIZE  (HINIC_MAX_MTU_SIZE + HINIC_ETH_OVERHEAD)
  43
  44 #define HINIC_MTU_TO_PKTLEN(mtu)    ((mtu) + HINIC_ETH_OVERHEAD)
  45
  46 #define HINIC_PKTLEN_TO_MTU(pktlen) ((pktlen) - HINIC_ETH_OVERHEAD)
  47
  48 /* The max frame size with default MTU */
  49 #define HINIC_ETH_MAX_LEN           (RTE_ETHER_MTU + HINIC_ETH_OVERHEAD)
  50
  51 enum hinic_dev_status {
  52         HINIC_DEV_INIT,
  53         HINIC_DEV_CLOSE,
  54         HINIC_DEV_START,
  55         HINIC_DEV_INTR_EN,
  56 };
  57
  58 #define HINIC_MAX_Q_FILTERS     64 /* hinic just support 64 filter types */
  59 #define HINIC_PKT_TYPE_FIND_ID(pkt_type) ((pkt_type) - HINIC_MAX_Q_FILTERS)
  60
  61 /* 5tuple filter info */
  62 struct hinic_5tuple_filter_info {
  63         uint32_t dst_ip;
  64         uint32_t src_ip;
  65         uint16_t dst_port;
  66         uint16_t src_port;
  67         uint8_t proto; /* l4 protocol. */
  68         /*
  69          * seven levels (001b-111b), 111b is highest,
  70          * used when more than one filter matches.
  71          */
  72         uint8_t priority;
  73
  74         /* if mask is 1b, do not compare the response bit domain */
  75         uint8_t dst_ip_mask:1,
  76                 src_ip_mask:1,
  77                 dst_port_mask:1,
  78                 src_port_mask:1,
  79                 proto_mask:1;
  80 };
  81
  82 /* 5tuple filter structure */
  83 struct hinic_5tuple_filter {
  84         TAILQ_ENTRY(hinic_5tuple_filter) entries;
  85         uint16_t index;       /* the index of 5tuple filter */
  86         struct hinic_5tuple_filter_info filter_info;
  87         uint16_t queue;       /* rx queue assigned to */
  88 };
  89
  90 TAILQ_HEAD(hinic_5tuple_filter_list, hinic_5tuple_filter);
  91
  92 /*
  93  * If this filter is added by configuration,
  94  * it should not be removed.
  95  */
  96 struct hinic_pkt_filter {
  97         uint16_t pkt_proto;
  98         uint8_t qid;
  99         bool    enable;
 100 };
 101
 102 /* Structure to store filters' info. */
 103 struct hinic_filter_info {
 104         uint8_t pkt_type;
 105         uint8_t qid;
 106         uint64_t type_mask;  /* Bit mask for every used filter */
 107         struct hinic_5tuple_filter_list fivetuple_list;
 108         struct hinic_pkt_filter pkt_filters[HINIC_MAX_Q_FILTERS];
 109 };
 110
 111 /* Information about the fdir mode. */
 112 struct hinic_hw_fdir_mask {
 113         uint32_t src_ipv4_mask;
 114         uint32_t dst_ipv4_mask;
 115         uint16_t src_port_mask;
 116         uint16_t dst_port_mask;
 117         uint16_t proto_mask;
 118         uint16_t tunnel_flag;
 119         uint16_t tunnel_inner_src_port_mask;
 120         uint16_t tunnel_inner_dst_port_mask;
 121         uint16_t dst_ipv6_mask;
 122 };
 123
 124 /* Flow Director attribute */
 125 struct hinic_atr_input {
 126         uint32_t dst_ip;
 127         uint32_t src_ip;
 128         uint16_t src_port;
 129         uint16_t dst_port;
 130         uint16_t proto;
 131         uint16_t tunnel_flag;
 132         uint16_t tunnel_inner_src_port;
 133         uint16_t tunnel_inner_dst_port;
 134         uint8_t  dst_ipv6[16];
 135 };
 136
 137 enum hinic_fdir_mode {
 138         HINIC_FDIR_MODE_NORMAL      = 0,
 139         HINIC_FDIR_MODE_TCAM        = 1,
 140 };
 141
 142 #define HINIC_PF_MAX_TCAM_FILTERS       1024
 143 #define HINIC_VF_MAX_TCAM_FILTERS       128
 144 #define HINIC_SUPPORT_PF_MAX_NUM        4
 145 #define HINIC_TOTAL_PF_MAX_NUM          16
 146 #define HINIC_SUPPORT_VF_MAX_NUM        32
 147 #define HINIC_TCAM_BLOCK_TYPE_PF        0 /* 1024 tcam index of a block */
 148 #define HINIC_TCAM_BLOCK_TYPE_VF        1 /* 128 tcam index of a block */
 149
 150 #define HINIC_PKT_VF_TCAM_INDEX_START(block_index)  \
 151                 (HINIC_PF_MAX_TCAM_FILTERS * HINIC_SUPPORT_PF_MAX_NUM + \
 152                 HINIC_VF_MAX_TCAM_FILTERS * (block_index))
 153
 154 TAILQ_HEAD(hinic_tcam_filter_list, hinic_tcam_filter);
 155
 156 struct hinic_tcam_info {
 157         struct hinic_tcam_filter_list tcam_list;
 158         u8 tcam_index_array[HINIC_PF_MAX_TCAM_FILTERS];
 159         u16 tcam_block_index;
 160         u16 tcam_rule_nums;
 161 };
 162
 163 struct tag_tcam_key_mem {
 164 #if (RTE_BYTE_ORDER == RTE_BIG_ENDIAN)
 165
 166                 u32 rsvd0:16;
 167                 u32 function_id:16;
 168
 169                 u32 protocol:8;
 170                 /*
 171                  * tunnel packet, mask must be 0xff, spec value is 1;
 172                  * normal packet, mask must be 0, spec value is 0;
 173                  * if tunnel packet, ucode use
 174                  * sip/dip/protocol/src_port/dst_dport from inner packet
 175                  */
 176                 u32 tunnel_flag:8;
 177                 u32 sip_h:16;
 178
 179                 u32 sip_l:16;
 180                 u32 dip_h:16;
 181
 182                 u32 dip_l:16;
 183                 u32 src_port:16;
 184
 185                 u32 dst_port:16;
 186                 /*
 187                  * tunnel packet and normal packet,
 188                  * ext_dip mask must be 0xffffffff
 189                  */
 190                 u32 ext_dip_h:16;
 191                 u32 ext_dip_l:16;
 192                 u32 rsvd2:16;
 193 #else
 194                 u32 function_id:16;
 195                 u32 rsvd0:16;
 196
 197                 u32 sip_h:16;
 198                 u32 tunnel_flag:8;
 199                 u32 protocol:8;
 200
 201                 u32 dip_h:16;
 202                 u32 sip_l:16;
 203
 204                 u32 src_port:16;
 205                 u32 dip_l:16;
 206
 207                 u32 ext_dip_h:16;
 208                 u32 dst_port:16;
 209
 210                 u32 rsvd2:16;
 211                 u32 ext_dip_l:16;
 212 #endif
 213 };
 214
 215 struct tag_tcam_key_ipv6_mem {
 216 #if (RTE_BYTE_ORDER == RTE_BIG_ENDIAN)
 217                 u32 rsvd0:16;
 218                 u32 ipv6_flag:1;
 219                 u32 protocol:7;
 220                 u32 function_id:8;
 221
 222                 u32 dst_port:16;
 223                 u32 ipv6_key0:16;
 224
 225                 u32 ipv6_key1:16;
 226                 u32 ipv6_key2:16;
 227
 228                 u32 ipv6_key3:16;
 229                 u32 ipv6_key4:16;
 230
 231                 u32 ipv6_key5:16;
 232                 u32 ipv6_key6:16;
 233
 234                 u32 ipv6_key7:16;
 235                 u32 rsvd2:16;
 236 #else
 237                 u32 function_id:8;
 238                 u32 protocol:7;
 239                 u32 ipv6_flag:1;
 240                 u32 rsvd0:16;
 241
 242                 u32 ipv6_key0:16;
 243                 u32 dst_port:16;
 244
 245                 u32 ipv6_key2:16;
 246                 u32 ipv6_key1:16;
 247
 248                 u32 ipv6_key4:16;
 249                 u32 ipv6_key3:16;
 250
 251                 u32 ipv6_key6:16;
 252                 u32 ipv6_key5:16;
 253
 254                 u32 rsvd2:16;
 255                 u32 ipv6_key7:16;
 256 #endif
 257 };
 258
 259 struct tag_tcam_key {
 260         union {
 261                 struct tag_tcam_key_mem key_info;
 262                 struct tag_tcam_key_ipv6_mem key_info_ipv6;
 263         };
 264
 265         union {
 266                 struct tag_tcam_key_mem key_mask;
 267                 struct tag_tcam_key_ipv6_mem key_mask_ipv6;
 268         };
 269 };
 270
 271 struct hinic_fdir_rule {
 272         struct hinic_hw_fdir_mask mask;
 273         struct hinic_atr_input hinic_fdir; /* key of fdir filter */
 274         uint8_t queue; /* queue assigned when matched */
 275         enum hinic_fdir_mode mode; /* fdir type */
 276         u16 tcam_index;
 277 };
 278
 279 /* ntuple filter list structure */
 280 struct hinic_ntuple_filter_ele {
 281         TAILQ_ENTRY(hinic_ntuple_filter_ele) entries;
 282         struct rte_eth_ntuple_filter filter_info;
 283 };
 284
 285 /* ethertype filter list structure */
 286 struct hinic_ethertype_filter_ele {
 287         TAILQ_ENTRY(hinic_ethertype_filter_ele) entries;
 288         struct rte_eth_ethertype_filter filter_info;
 289 };
 290
 291 /* fdir filter list structure */
 292 struct hinic_fdir_rule_ele {
 293         TAILQ_ENTRY(hinic_fdir_rule_ele) entries;
 294         struct hinic_fdir_rule filter_info;
 295 };
 296
 297 struct hinic_tcam_filter {
 298         TAILQ_ENTRY(hinic_tcam_filter) entries;
 299         uint16_t index; /* tcam index */
 300         struct tag_tcam_key tcam_key;
 301         uint16_t queue; /* rx queue assigned to */
 302 };
 303
 304 struct rte_flow {
 305         enum rte_filter_type filter_type;
 306         void *rule;
 307 };
 308
 309 /* hinic_flow memory list structure */
 310 struct hinic_flow_mem {
 311         TAILQ_ENTRY(hinic_flow_mem) entries;
 312         struct rte_flow *flow;
 313 };
 314
 315 TAILQ_HEAD(hinic_ntuple_filter_list, hinic_ntuple_filter_ele);
 316 TAILQ_HEAD(hinic_ethertype_filter_list, hinic_ethertype_filter_ele);
 317 TAILQ_HEAD(hinic_fdir_rule_filter_list, hinic_fdir_rule_ele);
 318 TAILQ_HEAD(hinic_flow_mem_list, hinic_flow_mem);
 319
 320 extern const struct rte_flow_ops hinic_flow_ops;
 321
 322 /* hinic nic_device */
 323 struct hinic_nic_dev {
 324         /* hardware device */
 325         struct hinic_hwdev *hwdev;
 326         struct hinic_txq **txqs;
 327         struct hinic_rxq **rxqs;
 328         struct rte_mempool *cpy_mpool;
 329         u16 num_qps;
 330         u16 num_sq;
 331         u16 num_rq;
 332         u16 mtu_size;
 333         u8 rss_tmpl_idx;
 334         u8 rss_indir_flag;
 335         u8 num_rss;
 336         u8 rx_queue_list[HINIC_MAX_RX_QUEUES];
 337
 338         bool pause_set;
 339         struct nic_pause_config nic_pause;
 340
 341         u32 vfta[HINIC_VFTA_SIZE];      /* VLAN bitmap */
 342
 343         struct rte_ether_addr default_addr;
 344         struct rte_ether_addr *mc_list;
 345         /* info */
 346         unsigned int flags;
 347         struct nic_service_cap nic_cap;
 348         u32 rx_mode_status;     /* promisc or allmulticast */
 349         pthread_mutex_t rx_mode_mutex;
 350         u32 dev_status;
 351
 352         char proc_dev_name[HINIC_DEV_NAME_LEN];
 353         /* PF0->COS4, PF1->COS5, PF2->COS6, PF3->COS7,
 354          * vf: the same with associate pf
 355          */
 356         u32 default_cos;
 357         u32 rx_csum_en;
 358
 359         struct hinic_filter_info    filter;
 360         struct hinic_tcam_info      tcam;
 361         struct hinic_ntuple_filter_list filter_ntuple_list;
 362         struct hinic_ethertype_filter_list filter_ethertype_list;
 363         struct hinic_fdir_rule_filter_list filter_fdir_rule_list;
 364         struct hinic_flow_mem_list hinic_flow_list;
 365 };
 366
 367 void hinic_free_fdir_filter(struct hinic_nic_dev *nic_dev);
 368
 369 void hinic_destroy_fdir_filter(struct rte_eth_dev *dev);
 370 #endif /* _HINIC_PMD_ETHDEV_H_ */