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