LXR dpdk/drivers/net/ngbe/ngbe

   1/* SPDX-License-Identifier: BSD-3-Clause
   2 * Copyright(c) 2018-2021 Beijing WangXun Technology Co., Ltd.
   3 */
   4
   5#ifndef _NGBE_PTYPE_H_
   6#define _NGBE_PTYPE_H_
   7
   8/**
   9 * PTID(Packet Type Identifier, 8bits)
  10 * - Bit 3:0 detailed types.
  11 * - Bit 5:4 basic types.
  12 * - Bit 7:6 tunnel types.
  13 **/
  14#define NGBE_PTID_NULL                 0
  15#define NGBE_PTID_MAX                  256
  16#define NGBE_PTID_MASK                 0xFF
  17#define NGBE_PTID_MASK_TUNNEL          0x7F
  18
  19/* TUN */
  20#define NGBE_PTID_TUN_IPV6             0x40
  21#define NGBE_PTID_TUN_EI               0x00 /* IP */
  22#define NGBE_PTID_TUN_EIG              0x10 /* IP+GRE */
  23#define NGBE_PTID_TUN_EIGM             0x20 /* IP+GRE+MAC */
  24#define NGBE_PTID_TUN_EIGMV            0x30 /* IP+GRE+MAC+VLAN */
  25
  26/* PKT for !TUN */
  27#define NGBE_PTID_PKT_TUN             (0x80)
  28#define NGBE_PTID_PKT_MAC             (0x10)
  29#define NGBE_PTID_PKT_IP              (0x20)
  30
  31/* TYP for PKT=mac */
  32#define NGBE_PTID_TYP_MAC             (0x01)
  33#define NGBE_PTID_TYP_TS              (0x02) /* time sync */
  34#define NGBE_PTID_TYP_FIP             (0x03)
  35#define NGBE_PTID_TYP_LLDP            (0x04)
  36#define NGBE_PTID_TYP_CNM             (0x05)
  37#define NGBE_PTID_TYP_EAPOL           (0x06)
  38#define NGBE_PTID_TYP_ARP             (0x07)
  39#define NGBE_PTID_TYP_ETF             (0x08)
  40
  41/* TYP for PKT=ip */
  42#define NGBE_PTID_PKT_IPV6            (0x08)
  43#define NGBE_PTID_TYP_IPFRAG          (0x01)
  44#define NGBE_PTID_TYP_IPDATA          (0x02)
  45#define NGBE_PTID_TYP_UDP             (0x03)
  46#define NGBE_PTID_TYP_TCP             (0x04)
  47#define NGBE_PTID_TYP_SCTP            (0x05)
  48
  49/* packet type non-ip values */
  50enum ngbe_l2_ptids {
  51        NGBE_PTID_L2_ABORTED = (NGBE_PTID_PKT_MAC),
  52        NGBE_PTID_L2_MAC = (NGBE_PTID_PKT_MAC | NGBE_PTID_TYP_MAC),
  53        NGBE_PTID_L2_TMST = (NGBE_PTID_PKT_MAC | NGBE_PTID_TYP_TS),
  54        NGBE_PTID_L2_FIP = (NGBE_PTID_PKT_MAC | NGBE_PTID_TYP_FIP),
  55        NGBE_PTID_L2_LLDP = (NGBE_PTID_PKT_MAC | NGBE_PTID_TYP_LLDP),
  56        NGBE_PTID_L2_CNM = (NGBE_PTID_PKT_MAC | NGBE_PTID_TYP_CNM),
  57        NGBE_PTID_L2_EAPOL = (NGBE_PTID_PKT_MAC | NGBE_PTID_TYP_EAPOL),
  58        NGBE_PTID_L2_ARP = (NGBE_PTID_PKT_MAC | NGBE_PTID_TYP_ARP),
  59
  60        NGBE_PTID_L2_IPV4_FRAG = (NGBE_PTID_PKT_IP | NGBE_PTID_TYP_IPFRAG),
  61        NGBE_PTID_L2_IPV4 = (NGBE_PTID_PKT_IP | NGBE_PTID_TYP_IPDATA),
  62        NGBE_PTID_L2_IPV4_UDP = (NGBE_PTID_PKT_IP | NGBE_PTID_TYP_UDP),
  63        NGBE_PTID_L2_IPV4_TCP = (NGBE_PTID_PKT_IP | NGBE_PTID_TYP_TCP),
  64        NGBE_PTID_L2_IPV4_SCTP = (NGBE_PTID_PKT_IP | NGBE_PTID_TYP_SCTP),
  65        NGBE_PTID_L2_IPV6_FRAG = (NGBE_PTID_PKT_IP | NGBE_PTID_PKT_IPV6 |
  66                        NGBE_PTID_TYP_IPFRAG),
  67        NGBE_PTID_L2_IPV6 = (NGBE_PTID_PKT_IP | NGBE_PTID_PKT_IPV6 |
  68                        NGBE_PTID_TYP_IPDATA),
  69        NGBE_PTID_L2_IPV6_UDP = (NGBE_PTID_PKT_IP | NGBE_PTID_PKT_IPV6 |
  70                        NGBE_PTID_TYP_UDP),
  71        NGBE_PTID_L2_IPV6_TCP = (NGBE_PTID_PKT_IP | NGBE_PTID_PKT_IPV6 |
  72                        NGBE_PTID_TYP_TCP),
  73        NGBE_PTID_L2_IPV6_SCTP = (NGBE_PTID_PKT_IP | NGBE_PTID_PKT_IPV6 |
  74                        NGBE_PTID_TYP_SCTP),
  75
  76        NGBE_PTID_L2_TUN4_MAC = (NGBE_PTID_PKT_TUN |
  77                        NGBE_PTID_TUN_EIGM),
  78        NGBE_PTID_L2_TUN6_MAC = (NGBE_PTID_PKT_TUN |
  79                        NGBE_PTID_TUN_IPV6 | NGBE_PTID_TUN_EIGM),
  80};
  81
  82
  83/*
  84 * PTYPE(Packet Type, 32bits)
  85 * - Bit 3:0 is for L2 types.
  86 * - Bit 7:4 is for L3 or outer L3 (for tunneling case) types.
  87 * - Bit 11:8 is for L4 or outer L4 (for tunneling case) types.
  88 * - Bit 15:12 is for tunnel types.
  89 * - Bit 19:16 is for inner L2 types.
  90 * - Bit 23:20 is for inner L3 types.
  91 * - Bit 27:24 is for inner L4 types.
  92 * - Bit 31:28 is reserved.
  93 * please ref to rte_mbuf.h: rte_mbuf.packet_type
  94 */
  95struct rte_ngbe_ptype {
  96        u32 l2:4;  /* outer mac */
  97        u32 l3:4;  /* outer internet protocol */
  98        u32 l4:4;  /* outer transport protocol */
  99        u32 tun:4; /* tunnel protocol */
 100
 101        u32 el2:4; /* inner mac */
 102        u32 el3:4; /* inner internet protocol */
 103        u32 el4:4; /* inner transport protocol */
 104        u32 rsv:3;
 105        u32 known:1;
 106};
 107
 108#define RTE_PTYPE_L2_ETHER_FIP              RTE_PTYPE_L2_ETHER
 109#define RTE_PTYPE_L2_ETHER_CNM              RTE_PTYPE_L2_ETHER
 110#define RTE_PTYPE_L2_ETHER_EAPOL            RTE_PTYPE_L2_ETHER
 111#define RTE_PTYPE_L2_ETHER_FILTER           RTE_PTYPE_L2_ETHER
 112
 113u32 *ngbe_get_supported_ptypes(void);
 114u32 ngbe_decode_ptype(u8 ptid);
 115u8 ngbe_encode_ptype(u32 ptype);
 116
 117/**
 118 * PT(Packet Type, 32bits)
 119 * - Bit 3:0 is for L2 types.
 120 * - Bit 7:4 is for L3 or outer L3 (for tunneling case) types.
 121 * - Bit 11:8 is for L4 or outer L4 (for tunneling case) types.
 122 * - Bit 15:12 is for tunnel types.
 123 * - Bit 19:16 is for inner L2 types.
 124 * - Bit 23:20 is for inner L3 types.
 125 * - Bit 27:24 is for inner L4 types.
 126 * - Bit 31:28 is reserved.
 127 * PT is a more accurate version of PTYPE
 128 **/
 129#define NGBE_PT_ETHER                   0x00
 130#define NGBE_PT_IPV4                    0x01
 131#define NGBE_PT_IPV4_TCP                0x11
 132#define NGBE_PT_IPV4_UDP                0x21
 133#define NGBE_PT_IPV4_SCTP               0x41
 134#define NGBE_PT_IPV4_EXT                0x03
 135#define NGBE_PT_IPV4_EXT_TCP            0x13
 136#define NGBE_PT_IPV4_EXT_UDP            0x23
 137#define NGBE_PT_IPV4_EXT_SCTP           0x43
 138#define NGBE_PT_IPV6                    0x04
 139#define NGBE_PT_IPV6_TCP                0x14
 140#define NGBE_PT_IPV6_UDP                0x24
 141#define NGBE_PT_IPV6_SCTP               0x44
 142#define NGBE_PT_IPV6_EXT                0x0C
 143#define NGBE_PT_IPV6_EXT_TCP            0x1C
 144#define NGBE_PT_IPV6_EXT_UDP            0x2C
 145#define NGBE_PT_IPV6_EXT_SCTP           0x4C
 146#define NGBE_PT_IPV4_IPV6               0x05
 147#define NGBE_PT_IPV4_IPV6_TCP           0x15
 148#define NGBE_PT_IPV4_IPV6_UDP           0x25
 149#define NGBE_PT_IPV4_IPV6_SCTP          0x45
 150#define NGBE_PT_IPV4_EXT_IPV6           0x07
 151#define NGBE_PT_IPV4_EXT_IPV6_TCP       0x17
 152#define NGBE_PT_IPV4_EXT_IPV6_UDP       0x27
 153#define NGBE_PT_IPV4_EXT_IPV6_SCTP      0x47
 154#define NGBE_PT_IPV4_IPV6_EXT           0x0D
 155#define NGBE_PT_IPV4_IPV6_EXT_TCP       0x1D
 156#define NGBE_PT_IPV4_IPV6_EXT_UDP       0x2D
 157#define NGBE_PT_IPV4_IPV6_EXT_SCTP      0x4D
 158#define NGBE_PT_IPV4_EXT_IPV6_EXT       0x0F
 159#define NGBE_PT_IPV4_EXT_IPV6_EXT_TCP   0x1F
 160#define NGBE_PT_IPV4_EXT_IPV6_EXT_UDP   0x2F
 161#define NGBE_PT_IPV4_EXT_IPV6_EXT_SCTP  0x4F
 162
 163#define NGBE_PT_MAX    256
 164
 165/* ether type filter list: one static filter per filter consumer. This is
 166 *                 to avoid filter collisions later. Add new filters
 167 *                 here!!
 168 *      EAPOL 802.1x (0x888e): Filter 0
 169 *      FCoE (0x8906):   Filter 2
 170 *      1588 (0x88f7):   Filter 3
 171 *      FIP  (0x8914):   Filter 4
 172 *      LLDP (0x88CC):   Filter 5
 173 *      LACP (0x8809):   Filter 6
 174 *      FC   (0x8808):   Filter 7
 175 */
 176#define NGBE_ETF_ID_EAPOL        0
 177#define NGBE_ETF_ID_FCOE         2
 178#define NGBE_ETF_ID_1588         3
 179#define NGBE_ETF_ID_FIP          4
 180#define NGBE_ETF_ID_LLDP         5
 181#define NGBE_ETF_ID_LACP         6
 182#define NGBE_ETF_ID_FC           7
 183#define NGBE_ETF_ID_MAX          8
 184
 185#define NGBE_PTID_ETF_MIN  0x18
 186#define NGBE_PTID_ETF_MAX  0x1F
 187static inline int ngbe_etflt_id(u8 ptid)
 188{
 189        if (ptid >= NGBE_PTID_ETF_MIN && ptid <= NGBE_PTID_ETF_MAX)
 190                return ptid - NGBE_PTID_ETF_MIN;
 191        else
 192                return -1;
 193}
 194
 195#endif /* _NGBE_PTYPE_H_ */
 196