drivers/net/bnxt/bnxt_filter.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2014-2021 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #ifndef _BNXT_FILTER_H_
   7 #define _BNXT_FILTER_H_
   8
   9 #include <rte_ether.h>
  10
  11 #define bnxt_vlan_filter_exists(bp, filter, chk, vlan_id)       \
  12                 (((filter)->enables & (chk)) &&                 \
  13                  ((filter)->l2_ivlan == (vlan_id) &&            \
  14                   (filter)->l2_ivlan_mask == 0x0FFF) &&         \
  15                  !memcmp((filter)->l2_addr, (bp)->mac_addr,     \
  16                          RTE_ETHER_ADDR_LEN))
  17 struct bnxt;
  18
  19 #define BNXT_FLOW_L2_VALID_FLAG                 BIT(0)
  20 #define BNXT_FLOW_L2_SRC_VALID_FLAG             BIT(1)
  21 #define BNXT_FLOW_L2_INNER_SRC_VALID_FLAG       BIT(2)
  22 #define BNXT_FLOW_L2_DST_VALID_FLAG             BIT(3)
  23 #define BNXT_FLOW_L2_INNER_DST_VALID_FLAG       BIT(4)
  24 #define BNXT_FLOW_L2_DROP_FLAG                  BIT(5)
  25 #define BNXT_FLOW_PARSE_INNER_FLAG              BIT(6)
  26 #define BNXT_FLOW_MARK_FLAG                     BIT(7)
  27
  28 struct bnxt_flow_stats {
  29         uint64_t        packets;
  30         uint64_t        bytes;
  31 };
  32
  33 struct bnxt_filter_info {
  34         STAILQ_ENTRY(bnxt_filter_info)  next;
  35         uint32_t                flow_id;
  36         uint64_t                fw_l2_filter_id;
  37         struct bnxt_filter_info *matching_l2_fltr_ptr;
  38         uint64_t                fw_em_filter_id;
  39         uint64_t                fw_ntuple_filter_id;
  40 #define INVALID_MAC_INDEX       ((uint16_t)-1)
  41         uint16_t                mac_index;
  42 #define HWRM_CFA_L2_FILTER      0
  43 #define HWRM_CFA_EM_FILTER      1
  44 #define HWRM_CFA_NTUPLE_FILTER  2
  45 #define HWRM_CFA_TUNNEL_REDIRECT_FILTER 3
  46 #define HWRM_CFA_CONFIG         4
  47         uint8_t                 filter_type;
  48         uint32_t                dst_id;
  49
  50         /* Filter Characteristics */
  51         uint32_t                flags;
  52         uint32_t                enables;
  53         uint32_t                l2_ref_cnt;
  54         uint8_t                 l2_addr[RTE_ETHER_ADDR_LEN];
  55         uint8_t                 l2_addr_mask[RTE_ETHER_ADDR_LEN];
  56         uint32_t                valid_flags;
  57         uint16_t                l2_ovlan;
  58         uint16_t                l2_ovlan_mask;
  59         uint16_t                l2_ivlan;
  60         uint16_t                l2_ivlan_mask;
  61         uint8_t                 t_l2_addr[RTE_ETHER_ADDR_LEN];
  62         uint8_t                 t_l2_addr_mask[RTE_ETHER_ADDR_LEN];
  63         uint16_t                t_l2_ovlan;
  64         uint16_t                t_l2_ovlan_mask;
  65         uint16_t                t_l2_ivlan;
  66         uint16_t                t_l2_ivlan_mask;
  67         uint8_t                 tunnel_type;
  68         uint16_t                mirror_vnic_id;
  69         uint32_t                vni;
  70         uint8_t                 pri_hint;
  71         uint64_t                l2_filter_id_hint;
  72         uint32_t                src_id;
  73         uint8_t                 src_type;
  74         uint8_t                 src_macaddr[6];
  75         uint8_t                 dst_macaddr[6];
  76         uint32_t                dst_ipaddr[4];
  77         uint32_t                dst_ipaddr_mask[4];
  78         uint32_t                src_ipaddr[4];
  79         uint32_t                src_ipaddr_mask[4];
  80         uint16_t                dst_port;
  81         uint16_t                dst_port_mask;
  82         uint16_t                src_port;
  83         uint16_t                src_port_mask;
  84         uint16_t                ip_protocol;
  85         uint16_t                ip_addr_type;
  86         uint16_t                ethertype;
  87         uint32_t                priority;
  88         /* Backptr to vnic. As of now, used only by an L2 filter
  89          * to remember which vnic it was created on
  90          */
  91         struct                  bnxt_vnic_info *vnic;
  92         uint32_t                mark;
  93         struct bnxt_flow_stats  hw_stats;
  94 };
  95
  96 struct bnxt_filter_info *bnxt_alloc_filter(struct bnxt *bp);
  97 struct bnxt_filter_info *bnxt_alloc_vf_filter(struct bnxt *bp, uint16_t vf);
  98 void bnxt_free_all_filters(struct bnxt *bp);
  99 void bnxt_free_filter_mem(struct bnxt *bp);
 100 int bnxt_alloc_filter_mem(struct bnxt *bp);
 101 struct bnxt_filter_info *bnxt_get_unused_filter(struct bnxt *bp);
 102 void bnxt_free_filter(struct bnxt *bp, struct bnxt_filter_info *filter);
 103 struct bnxt_filter_info *bnxt_get_l2_filter(struct bnxt *bp,
 104                 struct bnxt_filter_info *nf, struct bnxt_vnic_info *vnic);
 105
 106 #define NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_MACADDR  \
 107         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_SRC_MACADDR
 108 #define EM_FLOW_ALLOC_INPUT_EN_SRC_MACADDR      \
 109         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_SRC_MACADDR
 110 #define NTUPLE_FLTR_ALLOC_INPUT_EN_DST_MACADDR  \
 111         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_DST_MACADDR
 112 #define EM_FLOW_ALLOC_INPUT_EN_DST_MACADDR      \
 113         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_DST_MACADDR
 114 #define NTUPLE_FLTR_ALLOC_INPUT_EN_ETHERTYPE   \
 115         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_ETHERTYPE
 116 #define EM_FLOW_ALLOC_INPUT_EN_ETHERTYPE       \
 117         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_ETHERTYPE
 118 #define EM_FLOW_ALLOC_INPUT_EN_OVLAN_VID       \
 119         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_OVLAN_VID
 120 #define NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_IPADDR  \
 121         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_SRC_IPADDR
 122 #define NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_IPADDR_MASK     \
 123         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_SRC_IPADDR_MASK
 124 #define NTUPLE_FLTR_ALLOC_INPUT_EN_DST_IPADDR  \
 125         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_DST_IPADDR
 126 #define NTUPLE_FLTR_ALLOC_INPUT_EN_DST_IPADDR_MASK     \
 127         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_DST_IPADDR_MASK
 128 #define NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_PORT    \
 129         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_SRC_PORT
 130 #define NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_PORT_MASK       \
 131         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_SRC_PORT_MASK
 132 #define NTUPLE_FLTR_ALLOC_INPUT_EN_DST_PORT    \
 133         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_DST_PORT
 134 #define NTUPLE_FLTR_ALLOC_INPUT_EN_DST_PORT_MASK       \
 135         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_DST_PORT_MASK
 136 #define NTUPLE_FLTR_ALLOC_IN_EN_IP_PROTO        \
 137         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_IP_PROTOCOL
 138 #define EM_FLOW_ALLOC_INPUT_EN_SRC_IPADDR       \
 139         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_SRC_IPADDR
 140 #define EM_FLOW_ALLOC_INPUT_EN_DST_IPADDR       \
 141         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_DST_IPADDR
 142 #define EM_FLOW_ALLOC_INPUT_EN_SRC_PORT \
 143         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_SRC_PORT
 144 #define EM_FLOW_ALLOC_INPUT_EN_DST_PORT \
 145         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_DST_PORT
 146 #define EM_FLOW_ALLOC_INPUT_EN_IP_PROTO \
 147         HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_IP_PROTOCOL
 148 #define EM_FLOW_ALLOC_INPUT_IP_ADDR_TYPE_IPV6   \
 149         HWRM_CFA_EM_FLOW_ALLOC_INPUT_IP_ADDR_TYPE_IPV6
 150 #define NTUPLE_FLTR_ALLOC_INPUT_IP_ADDR_TYPE_IPV6       \
 151         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_IP_ADDR_TYPE_IPV6
 152 #define CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_VXLAN   \
 153         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_TUNNEL_TYPE_VXLAN
 154 #define CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_NVGRE   \
 155         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_TUNNEL_TYPE_NVGRE
 156 #define CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_IPGRE  \
 157         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_TUNNEL_TYPE_IPGRE
 158 #define L2_FILTER_ALLOC_INPUT_EN_L2_ADDR_MASK   \
 159         HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_ADDR_MASK
 160 #define NTUPLE_FLTR_ALLOC_INPUT_IP_PROTOCOL_UDP \
 161         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_IP_PROTOCOL_UDP
 162 #define NTUPLE_FLTR_ALLOC_INPUT_IP_PROTOCOL_TCP \
 163         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_IP_PROTOCOL_TCP
 164 #define NTUPLE_FLTR_ALLOC_INPUT_IP_PROTOCOL_UNKNOWN     \
 165         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_IP_PROTOCOL_UNKNOWN
 166 #define NTUPLE_FLTR_ALLOC_INPUT_IP_ADDR_TYPE_IPV4       \
 167         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_IP_ADDR_TYPE_IPV4
 168 #define NTUPLE_FLTR_ALLOC_INPUT_EN_MIRROR_VNIC_ID       \
 169         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_MIRROR_VNIC_ID
 170 #define NTUPLE_FLTR_ALLOC_INPUT_EN_MIRROR_VNIC_ID       \
 171         HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_MIRROR_VNIC_ID
 172 #define L2_FILTER_ALLOC_INPUT_EN_T_NUM_VLANS \
 173         HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_T_NUM_VLANS
 174 #define L2_FILTER_ALLOC_INPUT_EN_NUM_VLANS \
 175         HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_NUM_VLANS
 176 #endif