drivers/net/ethernet/broadcom/bnxt/bnxt.h

   1 /* Broadcom NetXtreme-C/E network driver.
   2  *
   3  * Copyright (c) 2014-2016 Broadcom Corporation
   4  * Copyright (c) 2016-2018 Broadcom Limited
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation.
   9  */
  10
  11 #ifndef BNXT_H
  12 #define BNXT_H
  13
  14 #define DRV_MODULE_NAME         "bnxt_en"
  15 #define DRV_MODULE_VERSION      "1.10.0"
  16
  17 #define DRV_VER_MAJ     1
  18 #define DRV_VER_MIN     10
  19 #define DRV_VER_UPD     0
  20
  21 #include <linux/interrupt.h>
  22 #include <linux/rhashtable.h>
  23 #include <linux/crash_dump.h>
  24 #include <net/devlink.h>
  25 #include <net/dst_metadata.h>
  26 #include <net/xdp.h>
  27 #include <linux/dim.h>
  28
  29 struct page_pool;
  30
  31 struct tx_bd {
  32         __le32 tx_bd_len_flags_type;
  33         #define TX_BD_TYPE                                      (0x3f << 0)
  34          #define TX_BD_TYPE_SHORT_TX_BD                          (0x00 << 0)
  35          #define TX_BD_TYPE_LONG_TX_BD                           (0x10 << 0)
  36         #define TX_BD_FLAGS_PACKET_END                          (1 << 6)
  37         #define TX_BD_FLAGS_NO_CMPL                             (1 << 7)
  38         #define TX_BD_FLAGS_BD_CNT                              (0x1f << 8)
  39          #define TX_BD_FLAGS_BD_CNT_SHIFT                        8
  40         #define TX_BD_FLAGS_LHINT                               (3 << 13)
  41          #define TX_BD_FLAGS_LHINT_SHIFT                         13
  42          #define TX_BD_FLAGS_LHINT_512_AND_SMALLER               (0 << 13)
  43          #define TX_BD_FLAGS_LHINT_512_TO_1023                   (1 << 13)
  44          #define TX_BD_FLAGS_LHINT_1024_TO_2047                  (2 << 13)
  45          #define TX_BD_FLAGS_LHINT_2048_AND_LARGER               (3 << 13)
  46         #define TX_BD_FLAGS_COAL_NOW                            (1 << 15)
  47         #define TX_BD_LEN                                       (0xffff << 16)
  48          #define TX_BD_LEN_SHIFT                                 16
  49
  50         u32 tx_bd_opaque;
  51         __le64 tx_bd_haddr;
  52 } __packed;
  53
  54 struct tx_bd_ext {
  55         __le32 tx_bd_hsize_lflags;
  56         #define TX_BD_FLAGS_TCP_UDP_CHKSUM                      (1 << 0)
  57         #define TX_BD_FLAGS_IP_CKSUM                            (1 << 1)
  58         #define TX_BD_FLAGS_NO_CRC                              (1 << 2)
  59         #define TX_BD_FLAGS_STAMP                               (1 << 3)
  60         #define TX_BD_FLAGS_T_IP_CHKSUM                         (1 << 4)
  61         #define TX_BD_FLAGS_LSO                                 (1 << 5)
  62         #define TX_BD_FLAGS_IPID_FMT                            (1 << 6)
  63         #define TX_BD_FLAGS_T_IPID                              (1 << 7)
  64         #define TX_BD_HSIZE                                     (0xff << 16)
  65          #define TX_BD_HSIZE_SHIFT                               16
  66
  67         __le32 tx_bd_mss;
  68         __le32 tx_bd_cfa_action;
  69         #define TX_BD_CFA_ACTION                                (0xffff << 16)
  70          #define TX_BD_CFA_ACTION_SHIFT                          16
  71
  72         __le32 tx_bd_cfa_meta;
  73         #define TX_BD_CFA_META_MASK                             0xfffffff
  74         #define TX_BD_CFA_META_VID_MASK                         0xfff
  75         #define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
  76          #define TX_BD_CFA_META_PRI_SHIFT                        12
  77         #define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
  78          #define TX_BD_CFA_META_TPID_SHIFT                       16
  79         #define TX_BD_CFA_META_KEY                              (0xf << 28)
  80          #define TX_BD_CFA_META_KEY_SHIFT                        28
  81         #define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
  82 };
  83
  84 struct rx_bd {
  85         __le32 rx_bd_len_flags_type;
  86         #define RX_BD_TYPE                                      (0x3f << 0)
  87          #define RX_BD_TYPE_RX_PACKET_BD                         0x4
  88          #define RX_BD_TYPE_RX_BUFFER_BD                         0x5
  89          #define RX_BD_TYPE_RX_AGG_BD                            0x6
  90          #define RX_BD_TYPE_16B_BD_SIZE                          (0 << 4)
  91          #define RX_BD_TYPE_32B_BD_SIZE                          (1 << 4)
  92          #define RX_BD_TYPE_48B_BD_SIZE                          (2 << 4)
  93          #define RX_BD_TYPE_64B_BD_SIZE                          (3 << 4)
  94         #define RX_BD_FLAGS_SOP                                 (1 << 6)
  95         #define RX_BD_FLAGS_EOP                                 (1 << 7)
  96         #define RX_BD_FLAGS_BUFFERS                             (3 << 8)
  97          #define RX_BD_FLAGS_1_BUFFER_PACKET                     (0 << 8)
  98          #define RX_BD_FLAGS_2_BUFFER_PACKET                     (1 << 8)
  99          #define RX_BD_FLAGS_3_BUFFER_PACKET                     (2 << 8)
 100          #define RX_BD_FLAGS_4_BUFFER_PACKET                     (3 << 8)
 101         #define RX_BD_LEN                                       (0xffff << 16)
 102          #define RX_BD_LEN_SHIFT                                 16
 103
 104         u32 rx_bd_opaque;
 105         __le64 rx_bd_haddr;
 106 };
 107
 108 struct tx_cmp {
 109         __le32 tx_cmp_flags_type;
 110         #define CMP_TYPE                                        (0x3f << 0)
 111          #define CMP_TYPE_TX_L2_CMP                              0
 112          #define CMP_TYPE_RX_L2_CMP                              17
 113          #define CMP_TYPE_RX_AGG_CMP                             18
 114          #define CMP_TYPE_RX_L2_TPA_START_CMP                    19
 115          #define CMP_TYPE_RX_L2_TPA_END_CMP                      21
 116          #define CMP_TYPE_RX_TPA_AGG_CMP                         22
 117          #define CMP_TYPE_STATUS_CMP                             32
 118          #define CMP_TYPE_REMOTE_DRIVER_REQ                      34
 119          #define CMP_TYPE_REMOTE_DRIVER_RESP                     36
 120          #define CMP_TYPE_ERROR_STATUS                           48
 121          #define CMPL_BASE_TYPE_STAT_EJECT                       0x1aUL
 122          #define CMPL_BASE_TYPE_HWRM_DONE                        0x20UL
 123          #define CMPL_BASE_TYPE_HWRM_FWD_REQ                     0x22UL
 124          #define CMPL_BASE_TYPE_HWRM_FWD_RESP                    0x24UL
 125          #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT                 0x2eUL
 126
 127         #define TX_CMP_FLAGS_ERROR                              (1 << 6)
 128         #define TX_CMP_FLAGS_PUSH                               (1 << 7)
 129
 130         u32 tx_cmp_opaque;
 131         __le32 tx_cmp_errors_v;
 132         #define TX_CMP_V                                        (1 << 0)
 133         #define TX_CMP_ERRORS_BUFFER_ERROR                      (7 << 1)
 134          #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR             0
 135          #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT           2
 136          #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG         4
 137          #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS          5
 138          #define TX_CMP_ERRORS_ZERO_LENGTH_PKT                   (1 << 4)
 139          #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN                  (1 << 5)
 140          #define TX_CMP_ERRORS_DMA_ERROR                         (1 << 6)
 141          #define TX_CMP_ERRORS_HINT_TOO_SHORT                    (1 << 7)
 142
 143         __le32 tx_cmp_unsed_3;
 144 };
 145
 146 struct rx_cmp {
 147         __le32 rx_cmp_len_flags_type;
 148         #define RX_CMP_CMP_TYPE                                 (0x3f << 0)
 149         #define RX_CMP_FLAGS_ERROR                              (1 << 6)
 150         #define RX_CMP_FLAGS_PLACEMENT                          (7 << 7)
 151         #define RX_CMP_FLAGS_RSS_VALID                          (1 << 10)
 152         #define RX_CMP_FLAGS_UNUSED                             (1 << 11)
 153          #define RX_CMP_FLAGS_ITYPES_SHIFT                       12
 154          #define RX_CMP_FLAGS_ITYPE_UNKNOWN                      (0 << 12)
 155          #define RX_CMP_FLAGS_ITYPE_IP                           (1 << 12)
 156          #define RX_CMP_FLAGS_ITYPE_TCP                          (2 << 12)
 157          #define RX_CMP_FLAGS_ITYPE_UDP                          (3 << 12)
 158          #define RX_CMP_FLAGS_ITYPE_FCOE                         (4 << 12)
 159          #define RX_CMP_FLAGS_ITYPE_ROCE                         (5 << 12)
 160          #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS                    (8 << 12)
 161          #define RX_CMP_FLAGS_ITYPE_PTP_W_TS                     (9 << 12)
 162         #define RX_CMP_LEN                                      (0xffff << 16)
 163          #define RX_CMP_LEN_SHIFT                                16
 164
 165         u32 rx_cmp_opaque;
 166         __le32 rx_cmp_misc_v1;
 167         #define RX_CMP_V1                                       (1 << 0)
 168         #define RX_CMP_AGG_BUFS                                 (0x1f << 1)
 169          #define RX_CMP_AGG_BUFS_SHIFT                           1
 170         #define RX_CMP_RSS_HASH_TYPE                            (0x7f << 9)
 171          #define RX_CMP_RSS_HASH_TYPE_SHIFT                      9
 172         #define RX_CMP_PAYLOAD_OFFSET                           (0xff << 16)
 173          #define RX_CMP_PAYLOAD_OFFSET_SHIFT                     16
 174
 175         __le32 rx_cmp_rss_hash;
 176 };
 177
 178 #define RX_CMP_HASH_VALID(rxcmp)                                \
 179         ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
 180
 181 #define RSS_PROFILE_ID_MASK     0x1f
 182
 183 #define RX_CMP_HASH_TYPE(rxcmp)                                 \
 184         (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
 185           RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
 186
 187 struct rx_cmp_ext {
 188         __le32 rx_cmp_flags2;
 189         #define RX_CMP_FLAGS2_IP_CS_CALC                        0x1
 190         #define RX_CMP_FLAGS2_L4_CS_CALC                        (0x1 << 1)
 191         #define RX_CMP_FLAGS2_T_IP_CS_CALC                      (0x1 << 2)
 192         #define RX_CMP_FLAGS2_T_L4_CS_CALC                      (0x1 << 3)
 193         #define RX_CMP_FLAGS2_META_FORMAT_VLAN                  (0x1 << 4)
 194         __le32 rx_cmp_meta_data;
 195         #define RX_CMP_FLAGS2_METADATA_TCI_MASK                 0xffff
 196         #define RX_CMP_FLAGS2_METADATA_VID_MASK                 0xfff
 197         #define RX_CMP_FLAGS2_METADATA_TPID_MASK                0xffff0000
 198          #define RX_CMP_FLAGS2_METADATA_TPID_SFT                 16
 199         __le32 rx_cmp_cfa_code_errors_v2;
 200         #define RX_CMP_V                                        (1 << 0)
 201         #define RX_CMPL_ERRORS_MASK                             (0x7fff << 1)
 202          #define RX_CMPL_ERRORS_SFT                              1
 203         #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK                (0x7 << 1)
 204          #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER           (0x0 << 1)
 205          #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT         (0x1 << 1)
 206          #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP         (0x2 << 1)
 207          #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT          (0x3 << 1)
 208         #define RX_CMPL_ERRORS_IP_CS_ERROR                      (0x1 << 4)
 209         #define RX_CMPL_ERRORS_L4_CS_ERROR                      (0x1 << 5)
 210         #define RX_CMPL_ERRORS_T_IP_CS_ERROR                    (0x1 << 6)
 211         #define RX_CMPL_ERRORS_T_L4_CS_ERROR                    (0x1 << 7)
 212         #define RX_CMPL_ERRORS_CRC_ERROR                        (0x1 << 8)
 213         #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK                 (0x7 << 9)
 214          #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR             (0x0 << 9)
 215          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION     (0x1 << 9)
 216          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN     (0x2 << 9)
 217          #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR   (0x3 << 9)
 218          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR     (0x4 << 9)
 219          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR    (0x5 << 9)
 220          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL         (0x6 << 9)
 221         #define RX_CMPL_ERRORS_PKT_ERROR_MASK                   (0xf << 12)
 222          #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR               (0x0 << 12)
 223          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION         (0x1 << 12)
 224          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN         (0x2 << 12)
 225          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL             (0x3 << 12)
 226          #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR         (0x4 << 12)
 227          #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR        (0x5 << 12)
 228          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN         (0x6 << 12)
 229          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
 230          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN         (0x8 << 12)
 231
 232         #define RX_CMPL_CFA_CODE_MASK                           (0xffff << 16)
 233          #define RX_CMPL_CFA_CODE_SFT                            16
 234
 235         __le32 rx_cmp_unused3;
 236 };
 237
 238 #define RX_CMP_L2_ERRORS                                                \
 239         cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
 240
 241 #define RX_CMP_L4_CS_BITS                                               \
 242         (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
 243
 244 #define RX_CMP_L4_CS_ERR_BITS                                           \
 245         (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
 246
 247 #define RX_CMP_L4_CS_OK(rxcmp1)                                         \
 248             (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) &&           \
 249              !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
 250
 251 #define RX_CMP_ENCAP(rxcmp1)                                            \
 252             ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &                    \
 253              RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
 254
 255 #define RX_CMP_CFA_CODE(rxcmpl1)                                        \
 256         ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) &           \
 257           RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
 258
 259 struct rx_agg_cmp {
 260         __le32 rx_agg_cmp_len_flags_type;
 261         #define RX_AGG_CMP_TYPE                                 (0x3f << 0)
 262         #define RX_AGG_CMP_LEN                                  (0xffff << 16)
 263          #define RX_AGG_CMP_LEN_SHIFT                            16
 264         u32 rx_agg_cmp_opaque;
 265         __le32 rx_agg_cmp_v;
 266         #define RX_AGG_CMP_V                                    (1 << 0)
 267         #define RX_AGG_CMP_AGG_ID                               (0xffff << 16)
 268          #define RX_AGG_CMP_AGG_ID_SHIFT                         16
 269         __le32 rx_agg_cmp_unused;
 270 };
 271
 272 #define TPA_AGG_AGG_ID(rx_agg)                          \
 273         ((le32_to_cpu((rx_agg)->rx_agg_cmp_v) &         \
 274          RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT)
 275
 276 struct rx_tpa_start_cmp {
 277         __le32 rx_tpa_start_cmp_len_flags_type;
 278         #define RX_TPA_START_CMP_TYPE                           (0x3f << 0)
 279         #define RX_TPA_START_CMP_FLAGS                          (0x3ff << 6)
 280          #define RX_TPA_START_CMP_FLAGS_SHIFT                    6
 281         #define RX_TPA_START_CMP_FLAGS_ERROR                    (0x1 << 6)
 282         #define RX_TPA_START_CMP_FLAGS_PLACEMENT                (0x7 << 7)
 283          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT          7
 284          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO          (0x1 << 7)
 285          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS            (0x2 << 7)
 286          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO      (0x5 << 7)
 287          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS        (0x6 << 7)
 288         #define RX_TPA_START_CMP_FLAGS_RSS_VALID                (0x1 << 10)
 289         #define RX_TPA_START_CMP_FLAGS_TIMESTAMP                (0x1 << 11)
 290         #define RX_TPA_START_CMP_FLAGS_ITYPES                   (0xf << 12)
 291          #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT             12
 292          #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP                (0x2 << 12)
 293         #define RX_TPA_START_CMP_LEN                            (0xffff << 16)
 294          #define RX_TPA_START_CMP_LEN_SHIFT                      16
 295
 296         u32 rx_tpa_start_cmp_opaque;
 297         __le32 rx_tpa_start_cmp_misc_v1;
 298         #define RX_TPA_START_CMP_V1                             (0x1 << 0)
 299         #define RX_TPA_START_CMP_RSS_HASH_TYPE                  (0x7f << 9)
 300          #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT            9
 301         #define RX_TPA_START_CMP_AGG_ID                         (0x7f << 25)
 302          #define RX_TPA_START_CMP_AGG_ID_SHIFT                   25
 303         #define RX_TPA_START_CMP_AGG_ID_P5                      (0xffff << 16)
 304          #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5                16
 305
 306         __le32 rx_tpa_start_cmp_rss_hash;
 307 };
 308
 309 #define TPA_START_HASH_VALID(rx_tpa_start)                              \
 310         ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
 311          cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
 312
 313 #define TPA_START_HASH_TYPE(rx_tpa_start)                               \
 314         (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &      \
 315            RX_TPA_START_CMP_RSS_HASH_TYPE) >>                           \
 316           RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
 317
 318 #define TPA_START_AGG_ID(rx_tpa_start)                                  \
 319         ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
 320          RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
 321
 322 #define TPA_START_AGG_ID_P5(rx_tpa_start)                               \
 323         ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
 324          RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5)
 325
 326 #define TPA_START_ERROR(rx_tpa_start)                                   \
 327         ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
 328          cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR))
 329
 330 struct rx_tpa_start_cmp_ext {
 331         __le32 rx_tpa_start_cmp_flags2;
 332         #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC              (0x1 << 0)
 333         #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC              (0x1 << 1)
 334         #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC            (0x1 << 2)
 335         #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC            (0x1 << 3)
 336         #define RX_TPA_START_CMP_FLAGS2_IP_TYPE                 (0x1 << 8)
 337         #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID         (0x1 << 9)
 338         #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT         (0x3 << 10)
 339          #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT   10
 340         #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL               (0xffff << 16)
 341          #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT         16
 342
 343         __le32 rx_tpa_start_cmp_metadata;
 344         __le32 rx_tpa_start_cmp_cfa_code_v2;
 345         #define RX_TPA_START_CMP_V2                             (0x1 << 0)
 346         #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK       (0x7 << 1)
 347          #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT      1
 348          #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER  (0x0 << 1)
 349          #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
 350          #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH      (0x5 << 1)
 351         #define RX_TPA_START_CMP_CFA_CODE                       (0xffff << 16)
 352          #define RX_TPA_START_CMPL_CFA_CODE_SHIFT                16
 353         __le32 rx_tpa_start_cmp_hdr_info;
 354 };
 355
 356 #define TPA_START_CFA_CODE(rx_tpa_start)                                \
 357         ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &   \
 358          RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
 359
 360 #define TPA_START_IS_IPV6(rx_tpa_start)                         \
 361         (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 &           \
 362             cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
 363
 364 #define TPA_START_ERROR_CODE(rx_tpa_start)                              \
 365         ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &   \
 366           RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >>                 \
 367          RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT)
 368
 369 struct rx_tpa_end_cmp {
 370         __le32 rx_tpa_end_cmp_len_flags_type;
 371         #define RX_TPA_END_CMP_TYPE                             (0x3f << 0)
 372         #define RX_TPA_END_CMP_FLAGS                            (0x3ff << 6)
 373          #define RX_TPA_END_CMP_FLAGS_SHIFT                      6
 374         #define RX_TPA_END_CMP_FLAGS_PLACEMENT                  (0x7 << 7)
 375          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT            7
 376          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO            (0x1 << 7)
 377          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS              (0x2 << 7)
 378          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO        (0x5 << 7)
 379          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS          (0x6 << 7)
 380         #define RX_TPA_END_CMP_FLAGS_RSS_VALID                  (0x1 << 10)
 381         #define RX_TPA_END_CMP_FLAGS_ITYPES                     (0xf << 12)
 382          #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT               12
 383          #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP                  (0x2 << 12)
 384         #define RX_TPA_END_CMP_LEN                              (0xffff << 16)
 385          #define RX_TPA_END_CMP_LEN_SHIFT                        16
 386
 387         u32 rx_tpa_end_cmp_opaque;
 388         __le32 rx_tpa_end_cmp_misc_v1;
 389         #define RX_TPA_END_CMP_V1                               (0x1 << 0)
 390         #define RX_TPA_END_CMP_AGG_BUFS                         (0x3f << 1)
 391          #define RX_TPA_END_CMP_AGG_BUFS_SHIFT                   1
 392         #define RX_TPA_END_CMP_TPA_SEGS                         (0xff << 8)
 393          #define RX_TPA_END_CMP_TPA_SEGS_SHIFT                   8
 394         #define RX_TPA_END_CMP_PAYLOAD_OFFSET                   (0xff << 16)
 395          #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT             16
 396         #define RX_TPA_END_CMP_AGG_ID                           (0x7f << 25)
 397          #define RX_TPA_END_CMP_AGG_ID_SHIFT                     25
 398         #define RX_TPA_END_CMP_AGG_ID_P5                        (0xffff << 16)
 399          #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5                  16
 400
 401         __le32 rx_tpa_end_cmp_tsdelta;
 402         #define RX_TPA_END_GRO_TS                               (0x1 << 31)
 403 };
 404
 405 #define TPA_END_AGG_ID(rx_tpa_end)                                      \
 406         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 407          RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
 408
 409 #define TPA_END_AGG_ID_P5(rx_tpa_end)                                   \
 410         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 411          RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5)
 412
 413 #define TPA_END_PAYLOAD_OFF(rx_tpa_end)                                 \
 414         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 415          RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT)
 416
 417 #define TPA_END_AGG_BUFS(rx_tpa_end)                                    \
 418         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 419          RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT)
 420
 421 #define TPA_END_TPA_SEGS(rx_tpa_end)                                    \
 422         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 423          RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
 424
 425 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO                          \
 426         cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &          \
 427                     RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
 428
 429 #define TPA_END_GRO(rx_tpa_end)                                         \
 430         ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &                  \
 431          RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
 432
 433 #define TPA_END_GRO_TS(rx_tpa_end)                                      \
 434         (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &                      \
 435             cpu_to_le32(RX_TPA_END_GRO_TS)))
 436
 437 struct rx_tpa_end_cmp_ext {
 438         __le32 rx_tpa_end_cmp_dup_acks;
 439         #define RX_TPA_END_CMP_TPA_DUP_ACKS                     (0xf << 0)
 440         #define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5                (0xff << 16)
 441          #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5          16
 442         #define RX_TPA_END_CMP_AGG_BUFS_P5                      (0xff << 24)
 443          #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5                24
 444
 445         __le32 rx_tpa_end_cmp_seg_len;
 446         #define RX_TPA_END_CMP_TPA_SEG_LEN                      (0xffff << 0)
 447
 448         __le32 rx_tpa_end_cmp_errors_v2;
 449         #define RX_TPA_END_CMP_V2                               (0x1 << 0)
 450         #define RX_TPA_END_CMP_ERRORS                           (0x3 << 1)
 451         #define RX_TPA_END_CMP_ERRORS_P5                        (0x7 << 1)
 452         #define RX_TPA_END_CMPL_ERRORS_SHIFT                     1
 453          #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER    (0x0 << 1)
 454          #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP  (0x2 << 1)
 455          #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT   (0x3 << 1)
 456          #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR    (0x4 << 1)
 457          #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH        (0x5 << 1)
 458
 459         u32 rx_tpa_end_cmp_start_opaque;
 460 };
 461
 462 #define TPA_END_ERRORS(rx_tpa_end_ext)                                  \
 463         ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &                   \
 464          cpu_to_le32(RX_TPA_END_CMP_ERRORS))
 465
 466 #define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext)                          \
 467         ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &      \
 468          RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >>                           \
 469         RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5)
 470
 471 #define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext)                             \
 472         ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &      \
 473          RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5)
 474
 475 #define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1)                         \
 476         !!((data1) &                                                    \
 477            ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC)
 478
 479 #define EVENT_DATA1_RECOVERY_ENABLED(data1)                             \
 480         !!((data1) &                                                    \
 481            ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
 482
 483 struct nqe_cn {
 484         __le16  type;
 485         #define NQ_CN_TYPE_MASK           0x3fUL
 486         #define NQ_CN_TYPE_SFT            0
 487         #define NQ_CN_TYPE_CQ_NOTIFICATION  0x30UL
 488         #define NQ_CN_TYPE_LAST            NQ_CN_TYPE_CQ_NOTIFICATION
 489         __le16  reserved16;
 490         __le32  cq_handle_low;
 491         __le32  v;
 492         #define NQ_CN_V     0x1UL
 493         __le32  cq_handle_high;
 494 };
 495
 496 #define DB_IDX_MASK                                             0xffffff
 497 #define DB_IDX_VALID                                            (0x1 << 26)
 498 #define DB_IRQ_DIS                                              (0x1 << 27)
 499 #define DB_KEY_TX                                               (0x0 << 28)
 500 #define DB_KEY_RX                                               (0x1 << 28)
 501 #define DB_KEY_CP                                               (0x2 << 28)
 502 #define DB_KEY_ST                                               (0x3 << 28)
 503 #define DB_KEY_TX_PUSH                                          (0x4 << 28)
 504 #define DB_LONG_TX_PUSH                                         (0x2 << 24)
 505
 506 #define BNXT_MIN_ROCE_CP_RINGS  2
 507 #define BNXT_MIN_ROCE_STAT_CTXS 1
 508
 509 /* 64-bit doorbell */
 510 #define DBR_INDEX_MASK                                  0x0000000000ffffffULL
 511 #define DBR_XID_MASK                                    0x000fffff00000000ULL
 512 #define DBR_XID_SFT                                     32
 513 #define DBR_PATH_L2                                     (0x1ULL << 56)
 514 #define DBR_TYPE_SQ                                     (0x0ULL << 60)
 515 #define DBR_TYPE_RQ                                     (0x1ULL << 60)
 516 #define DBR_TYPE_SRQ                                    (0x2ULL << 60)
 517 #define DBR_TYPE_SRQ_ARM                                (0x3ULL << 60)
 518 #define DBR_TYPE_CQ                                     (0x4ULL << 60)
 519 #define DBR_TYPE_CQ_ARMSE                               (0x5ULL << 60)
 520 #define DBR_TYPE_CQ_ARMALL                              (0x6ULL << 60)
 521 #define DBR_TYPE_CQ_ARMENA                              (0x7ULL << 60)
 522 #define DBR_TYPE_SRQ_ARMENA                             (0x8ULL << 60)
 523 #define DBR_TYPE_CQ_CUTOFF_ACK                          (0x9ULL << 60)
 524 #define DBR_TYPE_NQ                                     (0xaULL << 60)
 525 #define DBR_TYPE_NQ_ARM                                 (0xbULL << 60)
 526 #define DBR_TYPE_NULL                                   (0xfULL << 60)
 527
 528 #define INVALID_HW_RING_ID      ((u16)-1)
 529
 530 /* The hardware supports certain page sizes.  Use the supported page sizes
 531  * to allocate the rings.
 532  */
 533 #if (PAGE_SHIFT < 12)
 534 #define BNXT_PAGE_SHIFT 12
 535 #elif (PAGE_SHIFT <= 13)
 536 #define BNXT_PAGE_SHIFT PAGE_SHIFT
 537 #elif (PAGE_SHIFT < 16)
 538 #define BNXT_PAGE_SHIFT 13
 539 #else
 540 #define BNXT_PAGE_SHIFT 16
 541 #endif
 542
 543 #define BNXT_PAGE_SIZE  (1 << BNXT_PAGE_SHIFT)
 544
 545 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
 546 #if (PAGE_SHIFT > 15)
 547 #define BNXT_RX_PAGE_SHIFT 15
 548 #else
 549 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
 550 #endif
 551
 552 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
 553
 554 #define BNXT_MAX_MTU            9500
 555 #define BNXT_MAX_PAGE_MODE_MTU  \
 556         ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -       \
 557          XDP_PACKET_HEADROOM)
 558
 559 #define BNXT_MIN_PKT_SIZE       52
 560
 561 #define BNXT_DEFAULT_RX_RING_SIZE       511
 562 #define BNXT_DEFAULT_TX_RING_SIZE       511
 563
 564 #define MAX_TPA         64
 565 #define MAX_TPA_P5      256
 566 #define MAX_TPA_P5_MASK (MAX_TPA_P5 - 1)
 567 #define MAX_TPA_SEGS_P5 0x3f
 568
 569 #if (BNXT_PAGE_SHIFT == 16)
 570 #define MAX_RX_PAGES    1
 571 #define MAX_RX_AGG_PAGES        4
 572 #define MAX_TX_PAGES    1
 573 #define MAX_CP_PAGES    8
 574 #else
 575 #define MAX_RX_PAGES    8
 576 #define MAX_RX_AGG_PAGES        32
 577 #define MAX_TX_PAGES    8
 578 #define MAX_CP_PAGES    64
 579 #endif
 580
 581 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
 582 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
 583 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
 584
 585 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
 586 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
 587
 588 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
 589
 590 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
 591 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
 592
 593 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
 594
 595 #define BNXT_MAX_RX_DESC_CNT            (RX_DESC_CNT * MAX_RX_PAGES - 1)
 596 #define BNXT_MAX_RX_JUM_DESC_CNT        (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
 597 #define BNXT_MAX_TX_DESC_CNT            (TX_DESC_CNT * MAX_TX_PAGES - 1)
 598
 599 #define RX_RING(x)      (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 600 #define RX_IDX(x)       ((x) & (RX_DESC_CNT - 1))
 601
 602 #define TX_RING(x)      (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 603 #define TX_IDX(x)       ((x) & (TX_DESC_CNT - 1))
 604
 605 #define CP_RING(x)      (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 606 #define CP_IDX(x)       ((x) & (CP_DESC_CNT - 1))
 607
 608 #define TX_CMP_VALID(txcmp, raw_cons)                                   \
 609         (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==        \
 610          !((raw_cons) & bp->cp_bit))
 611
 612 #define RX_CMP_VALID(rxcmp1, raw_cons)                                  \
 613         (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
 614          !((raw_cons) & bp->cp_bit))
 615
 616 #define RX_AGG_CMP_VALID(agg, raw_cons)                         \
 617         (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
 618          !((raw_cons) & bp->cp_bit))
 619
 620 #define NQ_CMP_VALID(nqcmp, raw_cons)                           \
 621         (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
 622
 623 #define TX_CMP_TYPE(txcmp)                                      \
 624         (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
 625
 626 #define RX_CMP_TYPE(rxcmp)                                      \
 627         (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
 628
 629 #define NEXT_RX(idx)            (((idx) + 1) & bp->rx_ring_mask)
 630
 631 #define NEXT_RX_AGG(idx)        (((idx) + 1) & bp->rx_agg_ring_mask)
 632
 633 #define NEXT_TX(idx)            (((idx) + 1) & bp->tx_ring_mask)
 634
 635 #define ADV_RAW_CMP(idx, n)     ((idx) + (n))
 636 #define NEXT_RAW_CMP(idx)       ADV_RAW_CMP(idx, 1)
 637 #define RING_CMP(idx)           ((idx) & bp->cp_ring_mask)
 638 #define NEXT_CMP(idx)           RING_CMP(ADV_RAW_CMP(idx, 1))
 639
 640 #define BNXT_HWRM_MAX_REQ_LEN           (bp->hwrm_max_req_len)
 641 #define BNXT_HWRM_SHORT_REQ_LEN         sizeof(struct hwrm_short_input)
 642 #define DFLT_HWRM_CMD_TIMEOUT           500
 643 #define HWRM_CMD_TIMEOUT                (bp->hwrm_cmd_timeout)
 644 #define HWRM_RESET_TIMEOUT              ((HWRM_CMD_TIMEOUT) * 4)
 645 #define HWRM_RESP_ERR_CODE_MASK         0xffff
 646 #define HWRM_RESP_LEN_OFFSET            4
 647 #define HWRM_RESP_LEN_MASK              0xffff0000
 648 #define HWRM_RESP_LEN_SFT               16
 649 #define HWRM_RESP_VALID_MASK            0xff000000
 650 #define BNXT_HWRM_REQ_MAX_SIZE          128
 651 #define BNXT_HWRM_REQS_PER_PAGE         (BNXT_PAGE_SIZE /       \
 652                                          BNXT_HWRM_REQ_MAX_SIZE)
 653 #define HWRM_SHORT_MIN_TIMEOUT          3
 654 #define HWRM_SHORT_MAX_TIMEOUT          10
 655 #define HWRM_SHORT_TIMEOUT_COUNTER      5
 656
 657 #define HWRM_MIN_TIMEOUT                25
 658 #define HWRM_MAX_TIMEOUT                40
 659
 660 #define HWRM_TOTAL_TIMEOUT(n)   (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ?  \
 661         ((n) * HWRM_SHORT_MIN_TIMEOUT) :                                \
 662         (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT +          \
 663          ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
 664
 665 #define HWRM_VALID_BIT_DELAY_USEC       150
 666
 667 #define BNXT_HWRM_CHNL_CHIMP    0
 668 #define BNXT_HWRM_CHNL_KONG     1
 669
 670 #define BNXT_RX_EVENT           1
 671 #define BNXT_AGG_EVENT          2
 672 #define BNXT_TX_EVENT           4
 673 #define BNXT_REDIRECT_EVENT     8
 674
 675 struct bnxt_sw_tx_bd {
 676         union {
 677                 struct sk_buff          *skb;
 678                 struct xdp_frame        *xdpf;
 679         };
 680         DEFINE_DMA_UNMAP_ADDR(mapping);
 681         DEFINE_DMA_UNMAP_LEN(len);
 682         u8                      is_gso;
 683         u8                      is_push;
 684         u8                      action;
 685         union {
 686                 unsigned short          nr_frags;
 687                 u16                     rx_prod;
 688         };
 689 };
 690
 691 struct bnxt_sw_rx_bd {
 692         void                    *data;
 693         u8                      *data_ptr;
 694         dma_addr_t              mapping;
 695 };
 696
 697 struct bnxt_sw_rx_agg_bd {
 698         struct page             *page;
 699         unsigned int            offset;
 700         dma_addr_t              mapping;
 701 };
 702
 703 struct bnxt_ring_mem_info {
 704         int                     nr_pages;
 705         int                     page_size;
 706         u16                     flags;
 707 #define BNXT_RMEM_VALID_PTE_FLAG        1
 708 #define BNXT_RMEM_RING_PTE_FLAG         2
 709 #define BNXT_RMEM_USE_FULL_PAGE_FLAG    4
 710
 711         u16                     depth;
 712
 713         void                    **pg_arr;
 714         dma_addr_t              *dma_arr;
 715
 716         __le64                  *pg_tbl;
 717         dma_addr_t              pg_tbl_map;
 718
 719         int                     vmem_size;
 720         void                    **vmem;
 721 };
 722
 723 struct bnxt_ring_struct {
 724         struct bnxt_ring_mem_info       ring_mem;
 725
 726         u16                     fw_ring_id; /* Ring id filled by Chimp FW */
 727         union {
 728                 u16             grp_idx;
 729                 u16             map_idx; /* Used by cmpl rings */
 730         };
 731         u32                     handle;
 732         u8                      queue_id;
 733 };
 734
 735 struct tx_push_bd {
 736         __le32                  doorbell;
 737         __le32                  tx_bd_len_flags_type;
 738         u32                     tx_bd_opaque;
 739         struct tx_bd_ext        txbd2;
 740 };
 741
 742 struct tx_push_buffer {
 743         struct tx_push_bd       push_bd;
 744         u32                     data[25];
 745 };
 746
 747 struct bnxt_db_info {
 748         void __iomem            *doorbell;
 749         union {
 750                 u64             db_key64;
 751                 u32             db_key32;
 752         };
 753 };
 754
 755 struct bnxt_tx_ring_info {
 756         struct bnxt_napi        *bnapi;
 757         u16                     tx_prod;
 758         u16                     tx_cons;
 759         u16                     txq_index;
 760         struct bnxt_db_info     tx_db;
 761
 762         struct tx_bd            *tx_desc_ring[MAX_TX_PAGES];
 763         struct bnxt_sw_tx_bd    *tx_buf_ring;
 764
 765         dma_addr_t              tx_desc_mapping[MAX_TX_PAGES];
 766
 767         struct tx_push_buffer   *tx_push;
 768         dma_addr_t              tx_push_mapping;
 769         __le64                  data_mapping;
 770
 771 #define BNXT_DEV_STATE_CLOSING  0x1
 772         u32                     dev_state;
 773
 774         struct bnxt_ring_struct tx_ring_struct;
 775 };
 776
 777 #define BNXT_LEGACY_COAL_CMPL_PARAMS                                    \
 778         (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN |           \
 779          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX |           \
 780          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET |               \
 781          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE |                 \
 782          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR |         \
 783          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
 784          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR |         \
 785          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
 786          RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
 787
 788 #define BNXT_COAL_CMPL_ENABLES                                          \
 789         (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
 790          RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
 791          RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
 792          RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
 793
 794 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE                                   \
 795         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
 796
 797 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE                       \
 798         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
 799
 800 struct bnxt_coal_cap {
 801         u32                     cmpl_params;
 802         u32                     nq_params;
 803         u16                     num_cmpl_dma_aggr_max;
 804         u16                     num_cmpl_dma_aggr_during_int_max;
 805         u16                     cmpl_aggr_dma_tmr_max;
 806         u16                     cmpl_aggr_dma_tmr_during_int_max;
 807         u16                     int_lat_tmr_min_max;
 808         u16                     int_lat_tmr_max_max;
 809         u16                     num_cmpl_aggr_int_max;
 810         u16                     timer_units;
 811 };
 812
 813 struct bnxt_coal {
 814         u16                     coal_ticks;
 815         u16                     coal_ticks_irq;
 816         u16                     coal_bufs;
 817         u16                     coal_bufs_irq;
 818                         /* RING_IDLE enabled when coal ticks < idle_thresh  */
 819         u16                     idle_thresh;
 820         u8                      bufs_per_record;
 821         u8                      budget;
 822 };
 823
 824 struct bnxt_tpa_info {
 825         void                    *data;
 826         u8                      *data_ptr;
 827         dma_addr_t              mapping;
 828         u16                     len;
 829         unsigned short          gso_type;
 830         u32                     flags2;
 831         u32                     metadata;
 832         enum pkt_hash_types     hash_type;
 833         u32                     rss_hash;
 834         u32                     hdr_info;
 835
 836 #define BNXT_TPA_L4_SIZE(hdr_info)      \
 837         (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
 838
 839 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
 840         (((hdr_info) >> 18) & 0x1ff)
 841
 842 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
 843         (((hdr_info) >> 9) & 0x1ff)
 844
 845 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
 846         ((hdr_info) & 0x1ff)
 847
 848         u16                     cfa_code; /* cfa_code in TPA start compl */
 849         u8                      agg_count;
 850         struct rx_agg_cmp       *agg_arr;
 851 };
 852
 853 #define BNXT_AGG_IDX_BMAP_SIZE  (MAX_TPA_P5 / BITS_PER_LONG)
 854
 855 struct bnxt_tpa_idx_map {
 856         u16             agg_id_tbl[1024];
 857         unsigned long   agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
 858 };
 859
 860 struct bnxt_rx_ring_info {
 861         struct bnxt_napi        *bnapi;
 862         u16                     rx_prod;
 863         u16                     rx_agg_prod;
 864         u16                     rx_sw_agg_prod;
 865         u16                     rx_next_cons;
 866         struct bnxt_db_info     rx_db;
 867         struct bnxt_db_info     rx_agg_db;
 868
 869         struct bpf_prog         *xdp_prog;
 870
 871         struct rx_bd            *rx_desc_ring[MAX_RX_PAGES];
 872         struct bnxt_sw_rx_bd    *rx_buf_ring;
 873
 874         struct rx_bd            *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
 875         struct bnxt_sw_rx_agg_bd        *rx_agg_ring;
 876
 877         unsigned long           *rx_agg_bmap;
 878         u16                     rx_agg_bmap_size;
 879
 880         struct page             *rx_page;
 881         unsigned int            rx_page_offset;
 882
 883         dma_addr_t              rx_desc_mapping[MAX_RX_PAGES];
 884         dma_addr_t              rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
 885
 886         struct bnxt_tpa_info    *rx_tpa;
 887         struct bnxt_tpa_idx_map *rx_tpa_idx_map;
 888
 889         struct bnxt_ring_struct rx_ring_struct;
 890         struct bnxt_ring_struct rx_agg_ring_struct;
 891         struct xdp_rxq_info     xdp_rxq;
 892         struct page_pool        *page_pool;
 893 };
 894
 895 struct bnxt_cp_ring_info {
 896         struct bnxt_napi        *bnapi;
 897         u32                     cp_raw_cons;
 898         struct bnxt_db_info     cp_db;
 899
 900         u8                      had_work_done:1;
 901         u8                      has_more_work:1;
 902
 903         u32                     last_cp_raw_cons;
 904
 905         struct bnxt_coal        rx_ring_coal;
 906         u64                     rx_packets;
 907         u64                     rx_bytes;
 908         u64                     event_ctr;
 909
 910         struct dim              dim;
 911
 912         union {
 913                 struct tx_cmp   *cp_desc_ring[MAX_CP_PAGES];
 914                 struct nqe_cn   *nq_desc_ring[MAX_CP_PAGES];
 915         };
 916
 917         dma_addr_t              cp_desc_mapping[MAX_CP_PAGES];
 918
 919         struct ctx_hw_stats     *hw_stats;
 920         dma_addr_t              hw_stats_map;
 921         u32                     hw_stats_ctx_id;
 922         u64                     rx_l4_csum_errors;
 923         u64                     missed_irqs;
 924
 925         struct bnxt_ring_struct cp_ring_struct;
 926
 927         struct bnxt_cp_ring_info *cp_ring_arr[2];
 928 #define BNXT_RX_HDL     0
 929 #define BNXT_TX_HDL     1
 930 };
 931
 932 struct bnxt_napi {
 933         struct napi_struct      napi;
 934         struct bnxt             *bp;
 935
 936         int                     index;
 937         struct bnxt_cp_ring_info        cp_ring;
 938         struct bnxt_rx_ring_info        *rx_ring;
 939         struct bnxt_tx_ring_info        *tx_ring;
 940
 941         void                    (*tx_int)(struct bnxt *, struct bnxt_napi *,
 942                                           int);
 943         int                     tx_pkts;
 944         u8                      events;
 945
 946         u32                     flags;
 947 #define BNXT_NAPI_FLAG_XDP      0x1
 948
 949         bool                    in_reset;
 950 };
 951
 952 struct bnxt_irq {
 953         irq_handler_t   handler;
 954         unsigned int    vector;
 955         u8              requested:1;
 956         u8              have_cpumask:1;
 957         char            name[IFNAMSIZ + 2];
 958         cpumask_var_t   cpu_mask;
 959 };
 960
 961 #define HWRM_RING_ALLOC_TX      0x1
 962 #define HWRM_RING_ALLOC_RX      0x2
 963 #define HWRM_RING_ALLOC_AGG     0x4
 964 #define HWRM_RING_ALLOC_CMPL    0x8
 965 #define HWRM_RING_ALLOC_NQ      0x10
 966
 967 #define INVALID_STATS_CTX_ID    -1
 968
 969 struct bnxt_ring_grp_info {
 970         u16     fw_stats_ctx;
 971         u16     fw_grp_id;
 972         u16     rx_fw_ring_id;
 973         u16     agg_fw_ring_id;
 974         u16     cp_fw_ring_id;
 975 };
 976
 977 struct bnxt_vnic_info {
 978         u16             fw_vnic_id; /* returned by Chimp during alloc */
 979 #define BNXT_MAX_CTX_PER_VNIC   8
 980         u16             fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
 981         u16             fw_l2_ctx_id;
 982 #define BNXT_MAX_UC_ADDRS       4
 983         __le64          fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
 984                                 /* index 0 always dev_addr */
 985         u16             uc_filter_count;
 986         u8              *uc_list;
 987
 988         u16             *fw_grp_ids;
 989         dma_addr_t      rss_table_dma_addr;
 990         __le16          *rss_table;
 991         dma_addr_t      rss_hash_key_dma_addr;
 992         u64             *rss_hash_key;
 993         u32             rx_mask;
 994
 995         u8              *mc_list;
 996         int             mc_list_size;
 997         int             mc_list_count;
 998         dma_addr_t      mc_list_mapping;
 999 #define BNXT_MAX_MC_ADDRS       16
1000
1001         u32             flags;
1002 #define BNXT_VNIC_RSS_FLAG      1
1003 #define BNXT_VNIC_RFS_FLAG      2
1004 #define BNXT_VNIC_MCAST_FLAG    4
1005 #define BNXT_VNIC_UCAST_FLAG    8
1006 #define BNXT_VNIC_RFS_NEW_RSS_FLAG      0x10
1007 };
1008
1009 struct bnxt_hw_resc {
1010         u16     min_rsscos_ctxs;
1011         u16     max_rsscos_ctxs;
1012         u16     min_cp_rings;
1013         u16     max_cp_rings;
1014         u16     resv_cp_rings;
1015         u16     min_tx_rings;
1016         u16     max_tx_rings;
1017         u16     resv_tx_rings;
1018         u16     max_tx_sch_inputs;
1019         u16     min_rx_rings;
1020         u16     max_rx_rings;
1021         u16     resv_rx_rings;
1022         u16     min_hw_ring_grps;
1023         u16     max_hw_ring_grps;
1024         u16     resv_hw_ring_grps;
1025         u16     min_l2_ctxs;
1026         u16     max_l2_ctxs;
1027         u16     min_vnics;
1028         u16     max_vnics;
1029         u16     resv_vnics;
1030         u16     min_stat_ctxs;
1031         u16     max_stat_ctxs;
1032         u16     resv_stat_ctxs;
1033         u16     max_nqs;
1034         u16     max_irqs;
1035         u16     resv_irqs;
1036 };
1037
1038 #if defined(CONFIG_BNXT_SRIOV)
1039 struct bnxt_vf_info {
1040         u16     fw_fid;
1041         u8      mac_addr[ETH_ALEN];     /* PF assigned MAC Address */
1042         u8      vf_mac_addr[ETH_ALEN];  /* VF assigned MAC address, only
1043                                          * stored by PF.
1044                                          */
1045         u16     vlan;
1046         u16     func_qcfg_flags;
1047         u32     flags;
1048 #define BNXT_VF_QOS             0x1
1049 #define BNXT_VF_SPOOFCHK        0x2
1050 #define BNXT_VF_LINK_FORCED     0x4
1051 #define BNXT_VF_LINK_UP         0x8
1052 #define BNXT_VF_TRUST           0x10
1053         u32     func_flags; /* func cfg flags */
1054         u32     min_tx_rate;
1055         u32     max_tx_rate;
1056         void    *hwrm_cmd_req_addr;
1057         dma_addr_t      hwrm_cmd_req_dma_addr;
1058 };
1059 #endif
1060
1061 struct bnxt_pf_info {
1062 #define BNXT_FIRST_PF_FID       1
1063 #define BNXT_FIRST_VF_FID       128
1064         u16     fw_fid;
1065         u16     port_id;
1066         u8      mac_addr[ETH_ALEN];
1067         u32     first_vf_id;
1068         u16     active_vfs;
1069         u16     max_vfs;
1070         u32     max_encap_records;
1071         u32     max_decap_records;
1072         u32     max_tx_em_flows;
1073         u32     max_tx_wm_flows;
1074         u32     max_rx_em_flows;
1075         u32     max_rx_wm_flows;
1076         unsigned long   *vf_event_bmap;
1077         u16     hwrm_cmd_req_pages;
1078         u8      vf_resv_strategy;
1079 #define BNXT_VF_RESV_STRATEGY_MAXIMAL   0
1080 #define BNXT_VF_RESV_STRATEGY_MINIMAL   1
1081 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC    2
1082         void                    *hwrm_cmd_req_addr[4];
1083         dma_addr_t              hwrm_cmd_req_dma_addr[4];
1084         struct bnxt_vf_info     *vf;
1085 };
1086
1087 struct bnxt_ntuple_filter {
1088         struct hlist_node       hash;
1089         u8                      dst_mac_addr[ETH_ALEN];
1090         u8                      src_mac_addr[ETH_ALEN];
1091         struct flow_keys        fkeys;
1092         __le64                  filter_id;
1093         u16                     sw_id;
1094         u8                      l2_fltr_idx;
1095         u16                     rxq;
1096         u32                     flow_id;
1097         unsigned long           state;
1098 #define BNXT_FLTR_VALID         0
1099 #define BNXT_FLTR_UPDATE        1
1100 };
1101
1102 struct bnxt_link_info {
1103         u8                      phy_type;
1104         u8                      media_type;
1105         u8                      transceiver;
1106         u8                      phy_addr;
1107         u8                      phy_link_status;
1108 #define BNXT_LINK_NO_LINK       PORT_PHY_QCFG_RESP_LINK_NO_LINK
1109 #define BNXT_LINK_SIGNAL        PORT_PHY_QCFG_RESP_LINK_SIGNAL
1110 #define BNXT_LINK_LINK          PORT_PHY_QCFG_RESP_LINK_LINK
1111         u8                      wire_speed;
1112         u8                      loop_back;
1113         u8                      link_up;
1114         u8                      duplex;
1115 #define BNXT_LINK_DUPLEX_HALF   PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1116 #define BNXT_LINK_DUPLEX_FULL   PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1117         u8                      pause;
1118 #define BNXT_LINK_PAUSE_TX      PORT_PHY_QCFG_RESP_PAUSE_TX
1119 #define BNXT_LINK_PAUSE_RX      PORT_PHY_QCFG_RESP_PAUSE_RX
1120 #define BNXT_LINK_PAUSE_BOTH    (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1121                                  PORT_PHY_QCFG_RESP_PAUSE_TX)
1122         u8                      lp_pause;
1123         u8                      auto_pause_setting;
1124         u8                      force_pause_setting;
1125         u8                      duplex_setting;
1126         u8                      auto_mode;
1127 #define BNXT_AUTO_MODE(mode)    ((mode) > BNXT_LINK_AUTO_NONE && \
1128                                  (mode) <= BNXT_LINK_AUTO_MSK)
1129 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1130 #define BNXT_LINK_AUTO_ALLSPDS  PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1131 #define BNXT_LINK_AUTO_ONESPD   PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1132 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1133 #define BNXT_LINK_AUTO_MSK      PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1134 #define PHY_VER_LEN             3
1135         u8                      phy_ver[PHY_VER_LEN];
1136         u16                     link_speed;
1137 #define BNXT_LINK_SPEED_100MB   PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1138 #define BNXT_LINK_SPEED_1GB     PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1139 #define BNXT_LINK_SPEED_2GB     PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1140 #define BNXT_LINK_SPEED_2_5GB   PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1141 #define BNXT_LINK_SPEED_10GB    PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1142 #define BNXT_LINK_SPEED_20GB    PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1143 #define BNXT_LINK_SPEED_25GB    PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1144 #define BNXT_LINK_SPEED_40GB    PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1145 #define BNXT_LINK_SPEED_50GB    PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1146 #define BNXT_LINK_SPEED_100GB   PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1147         u16                     support_speeds;
1148         u16                     auto_link_speeds;       /* fw adv setting */
1149 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1150 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1151 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1152 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1153 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1154 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1155 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1156 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1157 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1158 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1159         u16                     support_auto_speeds;
1160         u16                     lp_auto_link_speeds;
1161         u16                     force_link_speed;
1162         u32                     preemphasis;
1163         u8                      module_status;
1164         u16                     fec_cfg;
1165 #define BNXT_FEC_AUTONEG        PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1166 #define BNXT_FEC_ENC_BASE_R     PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1167 #define BNXT_FEC_ENC_RS         PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
1168
1169         /* copy of requested setting from ethtool cmd */
1170         u8                      autoneg;
1171 #define BNXT_AUTONEG_SPEED              1
1172 #define BNXT_AUTONEG_FLOW_CTRL          2
1173         u8                      req_duplex;
1174         u8                      req_flow_ctrl;
1175         u16                     req_link_speed;
1176         u16                     advertising;    /* user adv setting */
1177         bool                    force_link_chng;
1178
1179         bool                    phy_retry;
1180         unsigned long           phy_retry_expires;
1181
1182         /* a copy of phy_qcfg output used to report link
1183          * info to VF
1184          */
1185         struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1186 };
1187
1188 #define BNXT_MAX_QUEUE  8
1189
1190 struct bnxt_queue_info {
1191         u8      queue_id;
1192         u8      queue_profile;
1193 };
1194
1195 #define BNXT_MAX_LED                    4
1196
1197 struct bnxt_led_info {
1198         u8      led_id;
1199         u8      led_type;
1200         u8      led_group_id;
1201         u8      unused;
1202         __le16  led_state_caps;
1203 #define BNXT_LED_ALT_BLINK_CAP(x)       ((x) &  \
1204         cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1205
1206         __le16  led_color_caps;
1207 };
1208
1209 #define BNXT_MAX_TEST   8
1210
1211 struct bnxt_test_info {
1212         u8 offline_mask;
1213         u8 flags;
1214 #define BNXT_TEST_FL_EXT_LPBK   0x1
1215         u16 timeout;
1216         char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1217 };
1218
1219 #define BNXT_GRCPF_REG_CHIMP_COMM               0x0
1220 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER       0x100
1221 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT          0x400
1222 #define BNXT_CAG_REG_LEGACY_INT_STATUS          0x4014
1223 #define BNXT_CAG_REG_BASE                       0x300000
1224
1225 #define BNXT_GRCPF_REG_KONG_COMM                0xA00
1226 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER        0xB00
1227
1228 #define BNXT_GRC_BASE_MASK                      0xfffff000
1229 #define BNXT_GRC_OFFSET_MASK                    0x00000ffc
1230
1231 struct bnxt_tc_flow_stats {
1232         u64             packets;
1233         u64             bytes;
1234 };
1235
1236 struct bnxt_tc_info {
1237         bool                            enabled;
1238
1239         /* hash table to store TC offloaded flows */
1240         struct rhashtable               flow_table;
1241         struct rhashtable_params        flow_ht_params;
1242
1243         /* hash table to store L2 keys of TC flows */
1244         struct rhashtable               l2_table;
1245         struct rhashtable_params        l2_ht_params;
1246         /* hash table to store L2 keys for TC tunnel decap */
1247         struct rhashtable               decap_l2_table;
1248         struct rhashtable_params        decap_l2_ht_params;
1249         /* hash table to store tunnel decap entries */
1250         struct rhashtable               decap_table;
1251         struct rhashtable_params        decap_ht_params;
1252         /* hash table to store tunnel encap entries */
1253         struct rhashtable               encap_table;
1254         struct rhashtable_params        encap_ht_params;
1255
1256         /* lock to atomically add/del an l2 node when a flow is
1257          * added or deleted.
1258          */
1259         struct mutex                    lock;
1260
1261         /* Fields used for batching stats query */
1262         struct rhashtable_iter          iter;
1263 #define BNXT_FLOW_STATS_BATCH_MAX       10
1264         struct bnxt_tc_stats_batch {
1265                 void                      *flow_node;
1266                 struct bnxt_tc_flow_stats hw_stats;
1267         } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1268
1269         /* Stat counter mask (width) */
1270         u64                             bytes_mask;
1271         u64                             packets_mask;
1272 };
1273
1274 struct bnxt_vf_rep_stats {
1275         u64                     packets;
1276         u64                     bytes;
1277         u64                     dropped;
1278 };
1279
1280 struct bnxt_vf_rep {
1281         struct bnxt                     *bp;
1282         struct net_device               *dev;
1283         struct metadata_dst             *dst;
1284         u16                             vf_idx;
1285         u16                             tx_cfa_action;
1286         u16                             rx_cfa_code;
1287
1288         struct bnxt_vf_rep_stats        rx_stats;
1289         struct bnxt_vf_rep_stats        tx_stats;
1290 };
1291
1292 #define PTU_PTE_VALID             0x1UL
1293 #define PTU_PTE_LAST              0x2UL
1294 #define PTU_PTE_NEXT_TO_LAST      0x4UL
1295
1296 #define MAX_CTX_PAGES   (BNXT_PAGE_SIZE / 8)
1297 #define MAX_CTX_TOTAL_PAGES     (MAX_CTX_PAGES * MAX_CTX_PAGES)
1298
1299 struct bnxt_ctx_pg_info {
1300         u32             entries;
1301         u32             nr_pages;
1302         void            *ctx_pg_arr[MAX_CTX_PAGES];
1303         dma_addr_t      ctx_dma_arr[MAX_CTX_PAGES];
1304         struct bnxt_ring_mem_info ring_mem;
1305         struct bnxt_ctx_pg_info **ctx_pg_tbl;
1306 };
1307
1308 struct bnxt_ctx_mem_info {
1309         u32     qp_max_entries;
1310         u16     qp_min_qp1_entries;
1311         u16     qp_max_l2_entries;
1312         u16     qp_entry_size;
1313         u16     srq_max_l2_entries;
1314         u32     srq_max_entries;
1315         u16     srq_entry_size;
1316         u16     cq_max_l2_entries;
1317         u32     cq_max_entries;
1318         u16     cq_entry_size;
1319         u16     vnic_max_vnic_entries;
1320         u16     vnic_max_ring_table_entries;
1321         u16     vnic_entry_size;
1322         u32     stat_max_entries;
1323         u16     stat_entry_size;
1324         u16     tqm_entry_size;
1325         u32     tqm_min_entries_per_ring;
1326         u32     tqm_max_entries_per_ring;
1327         u32     mrav_max_entries;
1328         u16     mrav_entry_size;
1329         u16     tim_entry_size;
1330         u32     tim_max_entries;
1331         u16     mrav_num_entries_units;
1332         u8      tqm_entries_multiple;
1333
1334         u32     flags;
1335         #define BNXT_CTX_FLAG_INITED    0x01
1336
1337         struct bnxt_ctx_pg_info qp_mem;
1338         struct bnxt_ctx_pg_info srq_mem;
1339         struct bnxt_ctx_pg_info cq_mem;
1340         struct bnxt_ctx_pg_info vnic_mem;
1341         struct bnxt_ctx_pg_info stat_mem;
1342         struct bnxt_ctx_pg_info mrav_mem;
1343         struct bnxt_ctx_pg_info tim_mem;
1344         struct bnxt_ctx_pg_info *tqm_mem[9];
1345 };
1346
1347 struct bnxt_fw_health {
1348         u32 flags;
1349         u32 polling_dsecs;
1350         u32 master_func_wait_dsecs;
1351         u32 normal_func_wait_dsecs;
1352         u32 post_reset_wait_dsecs;
1353         u32 post_reset_max_wait_dsecs;
1354         u32 regs[4];
1355         u32 mapped_regs[4];
1356 #define BNXT_FW_HEALTH_REG              0
1357 #define BNXT_FW_HEARTBEAT_REG           1
1358 #define BNXT_FW_RESET_CNT_REG           2
1359 #define BNXT_FW_RESET_INPROG_REG        3
1360         u32 fw_reset_inprog_reg_mask;
1361         u32 last_fw_heartbeat;
1362         u32 last_fw_reset_cnt;
1363         u8 enabled:1;
1364         u8 master:1;
1365         u8 tmr_multiplier;
1366         u8 tmr_counter;
1367         u8 fw_reset_seq_cnt;
1368         u32 fw_reset_seq_regs[16];
1369         u32 fw_reset_seq_vals[16];
1370         u32 fw_reset_seq_delay_msec[16];
1371         struct devlink_health_reporter  *fw_reporter;
1372 };
1373
1374 #define BNXT_FW_HEALTH_REG_TYPE_MASK    3
1375 #define BNXT_FW_HEALTH_REG_TYPE_CFG     0
1376 #define BNXT_FW_HEALTH_REG_TYPE_GRC     1
1377 #define BNXT_FW_HEALTH_REG_TYPE_BAR0    2
1378 #define BNXT_FW_HEALTH_REG_TYPE_BAR1    3
1379
1380 #define BNXT_FW_HEALTH_REG_TYPE(reg)    ((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1381 #define BNXT_FW_HEALTH_REG_OFF(reg)     ((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1382
1383 #define BNXT_FW_HEALTH_WIN_BASE         0x3000
1384 #define BNXT_FW_HEALTH_WIN_MAP_OFF      8
1385
1386 #define BNXT_FW_STATUS_HEALTHY          0x8000
1387
1388 struct bnxt {
1389         void __iomem            *bar0;
1390         void __iomem            *bar1;
1391         void __iomem            *bar2;
1392
1393         u32                     reg_base;
1394         u16                     chip_num;
1395 #define CHIP_NUM_57301          0x16c8
1396 #define CHIP_NUM_57302          0x16c9
1397 #define CHIP_NUM_57304          0x16ca
1398 #define CHIP_NUM_58700          0x16cd
1399 #define CHIP_NUM_57402          0x16d0
1400 #define CHIP_NUM_57404          0x16d1
1401 #define CHIP_NUM_57406          0x16d2
1402 #define CHIP_NUM_57407          0x16d5
1403
1404 #define CHIP_NUM_57311          0x16ce
1405 #define CHIP_NUM_57312          0x16cf
1406 #define CHIP_NUM_57314          0x16df
1407 #define CHIP_NUM_57317          0x16e0
1408 #define CHIP_NUM_57412          0x16d6
1409 #define CHIP_NUM_57414          0x16d7
1410 #define CHIP_NUM_57416          0x16d8
1411 #define CHIP_NUM_57417          0x16d9
1412 #define CHIP_NUM_57412L         0x16da
1413 #define CHIP_NUM_57414L         0x16db
1414
1415 #define CHIP_NUM_5745X          0xd730
1416
1417 #define CHIP_NUM_57508          0x1750
1418 #define CHIP_NUM_57504          0x1751
1419 #define CHIP_NUM_57502          0x1752
1420
1421 #define CHIP_NUM_58802          0xd802
1422 #define CHIP_NUM_58804          0xd804
1423 #define CHIP_NUM_58808          0xd808
1424
1425 #define BNXT_CHIP_NUM_5730X(chip_num)           \
1426         ((chip_num) >= CHIP_NUM_57301 &&        \
1427          (chip_num) <= CHIP_NUM_57304)
1428
1429 #define BNXT_CHIP_NUM_5740X(chip_num)           \
1430         (((chip_num) >= CHIP_NUM_57402 &&       \
1431           (chip_num) <= CHIP_NUM_57406) ||      \
1432          (chip_num) == CHIP_NUM_57407)
1433
1434 #define BNXT_CHIP_NUM_5731X(chip_num)           \
1435         ((chip_num) == CHIP_NUM_57311 ||        \
1436          (chip_num) == CHIP_NUM_57312 ||        \
1437          (chip_num) == CHIP_NUM_57314 ||        \
1438          (chip_num) == CHIP_NUM_57317)
1439
1440 #define BNXT_CHIP_NUM_5741X(chip_num)           \
1441         ((chip_num) >= CHIP_NUM_57412 &&        \
1442          (chip_num) <= CHIP_NUM_57414L)
1443
1444 #define BNXT_CHIP_NUM_58700(chip_num)           \
1445          ((chip_num) == CHIP_NUM_58700)
1446
1447 #define BNXT_CHIP_NUM_5745X(chip_num)           \
1448          ((chip_num) == CHIP_NUM_5745X)
1449
1450 #define BNXT_CHIP_NUM_57X0X(chip_num)           \
1451         (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1452
1453 #define BNXT_CHIP_NUM_57X1X(chip_num)           \
1454         (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1455
1456 #define BNXT_CHIP_NUM_588XX(chip_num)           \
1457         ((chip_num) == CHIP_NUM_58802 ||        \
1458          (chip_num) == CHIP_NUM_58804 ||        \
1459          (chip_num) == CHIP_NUM_58808)
1460
1461         struct net_device       *dev;
1462         struct pci_dev          *pdev;
1463
1464         atomic_t                intr_sem;
1465
1466         u32                     flags;
1467         #define BNXT_FLAG_CHIP_P5       0x1
1468         #define BNXT_FLAG_VF            0x2
1469         #define BNXT_FLAG_LRO           0x4
1470 #ifdef CONFIG_INET
1471         #define BNXT_FLAG_GRO           0x8
1472 #else
1473         /* Cannot support hardware GRO if CONFIG_INET is not set */
1474         #define BNXT_FLAG_GRO           0x0
1475 #endif
1476         #define BNXT_FLAG_TPA           (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1477         #define BNXT_FLAG_JUMBO         0x10
1478         #define BNXT_FLAG_STRIP_VLAN    0x20
1479         #define BNXT_FLAG_AGG_RINGS     (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1480                                          BNXT_FLAG_LRO)
1481         #define BNXT_FLAG_USING_MSIX    0x40
1482         #define BNXT_FLAG_MSIX_CAP      0x80
1483         #define BNXT_FLAG_RFS           0x100
1484         #define BNXT_FLAG_SHARED_RINGS  0x200
1485         #define BNXT_FLAG_PORT_STATS    0x400
1486         #define BNXT_FLAG_UDP_RSS_CAP   0x800
1487         #define BNXT_FLAG_EEE_CAP       0x1000
1488         #define BNXT_FLAG_NEW_RSS_CAP   0x2000
1489         #define BNXT_FLAG_WOL_CAP       0x4000
1490         #define BNXT_FLAG_ROCEV1_CAP    0x8000
1491         #define BNXT_FLAG_ROCEV2_CAP    0x10000
1492         #define BNXT_FLAG_ROCE_CAP      (BNXT_FLAG_ROCEV1_CAP | \
1493                                          BNXT_FLAG_ROCEV2_CAP)
1494         #define BNXT_FLAG_NO_AGG_RINGS  0x20000
1495         #define BNXT_FLAG_RX_PAGE_MODE  0x40000
1496         #define BNXT_FLAG_MULTI_HOST    0x100000
1497         #define BNXT_FLAG_DOUBLE_DB     0x400000
1498         #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1499         #define BNXT_FLAG_DIM           0x2000000
1500         #define BNXT_FLAG_ROCE_MIRROR_CAP       0x4000000
1501         #define BNXT_FLAG_PORT_STATS_EXT        0x10000000
1502         #define BNXT_FLAG_PCIE_STATS    0x40000000
1503
1504         #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |             \
1505                                             BNXT_FLAG_RFS |             \
1506                                             BNXT_FLAG_STRIP_VLAN)
1507
1508 #define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
1509 #define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
1510 #define BNXT_NPAR(bp)           ((bp)->port_partition_type)
1511 #define BNXT_MH(bp)             ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1512 #define BNXT_SINGLE_PF(bp)      (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1513 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1514 #define BNXT_RX_PAGE_MODE(bp)   ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1515 #define BNXT_SUPPORTS_TPA(bp)   (!BNXT_CHIP_TYPE_NITRO_A0(bp) &&        \
1516                                  (!((bp)->flags & BNXT_FLAG_CHIP_P5) || \
1517                                   (bp)->max_tpa_v2) && !is_kdump_kernel())
1518
1519 /* Chip class phase 5 */
1520 #define BNXT_CHIP_P5(bp)                        \
1521         ((bp)->chip_num == CHIP_NUM_57508 ||    \
1522          (bp)->chip_num == CHIP_NUM_57504 ||    \
1523          (bp)->chip_num == CHIP_NUM_57502)
1524
1525 /* Chip class phase 4.x */
1526 #define BNXT_CHIP_P4(bp)                        \
1527         (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1528          BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1529          BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1530          (BNXT_CHIP_NUM_58700((bp)->chip_num) &&        \
1531           !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1532
1533 #define BNXT_CHIP_P4_PLUS(bp)                   \
1534         (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1535
1536         struct bnxt_en_dev      *edev;
1537         struct bnxt_en_dev *    (*ulp_probe)(struct net_device *);
1538
1539         struct bnxt_napi        **bnapi;
1540
1541         struct bnxt_rx_ring_info        *rx_ring;
1542         struct bnxt_tx_ring_info        *tx_ring;
1543         u16                     *tx_ring_map;
1544
1545         struct sk_buff *        (*gro_func)(struct bnxt_tpa_info *, int, int,
1546                                             struct sk_buff *);
1547
1548         struct sk_buff *        (*rx_skb_func)(struct bnxt *,
1549                                                struct bnxt_rx_ring_info *,
1550                                                u16, void *, u8 *, dma_addr_t,
1551                                                unsigned int);
1552
1553         u16                     max_tpa_v2;
1554         u16                     max_tpa;
1555         u32                     rx_buf_size;
1556         u32                     rx_buf_use_size;        /* useable size */
1557         u16                     rx_offset;
1558         u16                     rx_dma_offset;
1559         enum dma_data_direction rx_dir;
1560         u32                     rx_ring_size;
1561         u32                     rx_agg_ring_size;
1562         u32                     rx_copy_thresh;
1563         u32                     rx_ring_mask;
1564         u32                     rx_agg_ring_mask;
1565         int                     rx_nr_pages;
1566         int                     rx_agg_nr_pages;
1567         int                     rx_nr_rings;
1568         int                     rsscos_nr_ctxs;
1569
1570         u32                     tx_ring_size;
1571         u32                     tx_ring_mask;
1572         int                     tx_nr_pages;
1573         int                     tx_nr_rings;
1574         int                     tx_nr_rings_per_tc;
1575         int                     tx_nr_rings_xdp;
1576
1577         int                     tx_wake_thresh;
1578         int                     tx_push_thresh;
1579         int                     tx_push_size;
1580
1581         u32                     cp_ring_size;
1582         u32                     cp_ring_mask;
1583         u32                     cp_bit;
1584         int                     cp_nr_pages;
1585         int                     cp_nr_rings;
1586
1587         /* grp_info indexed by completion ring index */
1588         struct bnxt_ring_grp_info       *grp_info;
1589         struct bnxt_vnic_info   *vnic_info;
1590         int                     nr_vnics;
1591         u32                     rss_hash_cfg;
1592
1593         u16                     max_mtu;
1594         u8                      max_tc;
1595         u8                      max_lltc;       /* lossless TCs */
1596         struct bnxt_queue_info  q_info[BNXT_MAX_QUEUE];
1597         u8                      tc_to_qidx[BNXT_MAX_QUEUE];
1598         u8                      q_ids[BNXT_MAX_QUEUE];
1599         u8                      max_q;
1600
1601         unsigned int            current_interval;
1602 #define BNXT_TIMER_INTERVAL     HZ
1603
1604         struct timer_list       timer;
1605
1606         unsigned long           state;
1607 #define BNXT_STATE_OPEN         0
1608 #define BNXT_STATE_IN_SP_TASK   1
1609 #define BNXT_STATE_READ_STATS   2
1610 #define BNXT_STATE_FW_RESET_DET 3
1611 #define BNXT_STATE_IN_FW_RESET  4
1612 #define BNXT_STATE_ABORT_ERR    5
1613
1614         struct bnxt_irq *irq_tbl;
1615         int                     total_irqs;
1616         u8                      mac_addr[ETH_ALEN];
1617
1618 #ifdef CONFIG_BNXT_DCB
1619         struct ieee_pfc         *ieee_pfc;
1620         struct ieee_ets         *ieee_ets;
1621         u8                      dcbx_cap;
1622         u8                      default_pri;
1623         u8                      max_dscp_value;
1624 #endif /* CONFIG_BNXT_DCB */
1625
1626         u32                     msg_enable;
1627
1628         u32                     fw_cap;
1629         #define BNXT_FW_CAP_SHORT_CMD                   0x00000001
1630         #define BNXT_FW_CAP_LLDP_AGENT                  0x00000002
1631         #define BNXT_FW_CAP_DCBX_AGENT                  0x00000004
1632         #define BNXT_FW_CAP_NEW_RM                      0x00000008
1633         #define BNXT_FW_CAP_IF_CHANGE                   0x00000010
1634         #define BNXT_FW_CAP_KONG_MB_CHNL                0x00000080
1635         #define BNXT_FW_CAP_OVS_64BIT_HANDLE            0x00000400
1636         #define BNXT_FW_CAP_TRUSTED_VF                  0x00000800
1637         #define BNXT_FW_CAP_ERROR_RECOVERY              0x00002000
1638         #define BNXT_FW_CAP_PKG_VER                     0x00004000
1639         #define BNXT_FW_CAP_CFA_ADV_FLOW                0x00008000
1640         #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX        0x00010000
1641         #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED        0x00020000
1642         #define BNXT_FW_CAP_EXT_STATS_SUPPORTED         0x00040000
1643
1644 #define BNXT_NEW_RM(bp)         ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1645         u32                     hwrm_spec_code;
1646         u16                     hwrm_cmd_seq;
1647         u16                     hwrm_cmd_kong_seq;
1648         u16                     hwrm_intr_seq_id;
1649         void                    *hwrm_short_cmd_req_addr;
1650         dma_addr_t              hwrm_short_cmd_req_dma_addr;
1651         void                    *hwrm_cmd_resp_addr;
1652         dma_addr_t              hwrm_cmd_resp_dma_addr;
1653         void                    *hwrm_cmd_kong_resp_addr;
1654         dma_addr_t              hwrm_cmd_kong_resp_dma_addr;
1655
1656         struct rtnl_link_stats64        net_stats_prev;
1657         struct rx_port_stats    *hw_rx_port_stats;
1658         struct tx_port_stats    *hw_tx_port_stats;
1659         struct rx_port_stats_ext        *hw_rx_port_stats_ext;
1660         struct tx_port_stats_ext        *hw_tx_port_stats_ext;
1661         struct pcie_ctx_hw_stats        *hw_pcie_stats;
1662         dma_addr_t              hw_rx_port_stats_map;
1663         dma_addr_t              hw_tx_port_stats_map;
1664         dma_addr_t              hw_rx_port_stats_ext_map;
1665         dma_addr_t              hw_tx_port_stats_ext_map;
1666         dma_addr_t              hw_pcie_stats_map;
1667         int                     hw_port_stats_size;
1668         u16                     fw_rx_stats_ext_size;
1669         u16                     fw_tx_stats_ext_size;
1670         u16                     hw_ring_stats_size;
1671         u8                      pri2cos[8];
1672         u8                      pri2cos_valid;
1673
1674         u16                     hwrm_max_req_len;
1675         u16                     hwrm_max_ext_req_len;
1676         int                     hwrm_cmd_timeout;
1677         struct mutex            hwrm_cmd_lock;  /* serialize hwrm messages */
1678         struct hwrm_ver_get_output      ver_resp;
1679 #define FW_VER_STR_LEN          32
1680 #define BC_HWRM_STR_LEN         21
1681 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1682         char                    fw_ver_str[FW_VER_STR_LEN];
1683         __be16                  vxlan_port;
1684         u8                      vxlan_port_cnt;
1685         __le16                  vxlan_fw_dst_port_id;
1686         __be16                  nge_port;
1687         u8                      nge_port_cnt;
1688         __le16                  nge_fw_dst_port_id;
1689         u8                      port_partition_type;
1690         u8                      port_count;
1691         u16                     br_mode;
1692
1693         struct bnxt_coal_cap    coal_cap;
1694         struct bnxt_coal        rx_coal;
1695         struct bnxt_coal        tx_coal;
1696
1697         u32                     stats_coal_ticks;
1698 #define BNXT_DEF_STATS_COAL_TICKS        1000000
1699 #define BNXT_MIN_STATS_COAL_TICKS         250000
1700 #define BNXT_MAX_STATS_COAL_TICKS        1000000
1701
1702         struct work_struct      sp_task;
1703         unsigned long           sp_event;
1704 #define BNXT_RX_MASK_SP_EVENT           0
1705 #define BNXT_RX_NTP_FLTR_SP_EVENT       1
1706 #define BNXT_LINK_CHNG_SP_EVENT         2
1707 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1708 #define BNXT_VXLAN_ADD_PORT_SP_EVENT    4
1709 #define BNXT_VXLAN_DEL_PORT_SP_EVENT    5
1710 #define BNXT_RESET_TASK_SP_EVENT        6
1711 #define BNXT_RST_RING_SP_EVENT          7
1712 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT    8
1713 #define BNXT_PERIODIC_STATS_SP_EVENT    9
1714 #define BNXT_HWRM_PORT_MODULE_SP_EVENT  10
1715 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1716 #define BNXT_GENEVE_ADD_PORT_SP_EVENT   12
1717 #define BNXT_GENEVE_DEL_PORT_SP_EVENT   13
1718 #define BNXT_LINK_SPEED_CHNG_SP_EVENT   14
1719 #define BNXT_FLOW_STATS_SP_EVENT        15
1720 #define BNXT_UPDATE_PHY_SP_EVENT        16
1721 #define BNXT_RING_COAL_NOW_SP_EVENT     17
1722 #define BNXT_FW_RESET_NOTIFY_SP_EVENT   18
1723
1724         u16                     fw_reset_min_dsecs;
1725 #define BNXT_DFLT_FW_RST_MIN_DSECS      20
1726         u16                     fw_reset_max_dsecs;
1727 #define BNXT_DFLT_FW_RST_MAX_DSECS      60
1728         unsigned long           fw_reset_timestamp;
1729
1730         struct bnxt_fw_health   *fw_health;
1731
1732         struct bnxt_hw_resc     hw_resc;
1733         struct bnxt_pf_info     pf;
1734         struct bnxt_ctx_mem_info        *ctx;
1735 #ifdef CONFIG_BNXT_SRIOV
1736         int                     nr_vfs;
1737         struct bnxt_vf_info     vf;
1738         wait_queue_head_t       sriov_cfg_wait;
1739         bool                    sriov_cfg;
1740 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1741
1742         /* lock to protect VF-rep creation/cleanup via
1743          * multiple paths such as ->sriov_configure() and
1744          * devlink ->eswitch_mode_set()
1745          */
1746         struct mutex            sriov_lock;
1747 #endif
1748
1749 #if BITS_PER_LONG == 32
1750         /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
1751         spinlock_t              db_lock;
1752 #endif
1753
1754 #define BNXT_NTP_FLTR_MAX_FLTR  4096
1755 #define BNXT_NTP_FLTR_HASH_SIZE 512
1756 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1757         struct hlist_head       ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1758         spinlock_t              ntp_fltr_lock;  /* for hash table add, del */
1759
1760         unsigned long           *ntp_fltr_bmap;
1761         int                     ntp_fltr_count;
1762
1763         /* To protect link related settings during link changes and
1764          * ethtool settings changes.
1765          */
1766         struct mutex            link_lock;
1767         struct bnxt_link_info   link_info;
1768         struct ethtool_eee      eee;
1769         u32                     lpi_tmr_lo;
1770         u32                     lpi_tmr_hi;
1771
1772         u8                      num_tests;
1773         struct bnxt_test_info   *test_info;
1774
1775         u8                      wol_filter_id;
1776         u8                      wol;
1777
1778         u8                      num_leds;
1779         struct bnxt_led_info    leds[BNXT_MAX_LED];
1780
1781         struct bpf_prog         *xdp_prog;
1782
1783         /* devlink interface and vf-rep structs */
1784         struct devlink          *dl;
1785         struct devlink_port     dl_port;
1786         enum devlink_eswitch_mode eswitch_mode;
1787         struct bnxt_vf_rep      **vf_reps; /* array of vf-rep ptrs */
1788         u16                     *cfa_code_map; /* cfa_code -> vf_idx map */
1789         u8                      switch_id[8];
1790         struct bnxt_tc_info     *tc_info;
1791         struct dentry           *debugfs_pdev;
1792         struct device           *hwmon_dev;
1793 };
1794
1795 #define BNXT_RX_STATS_OFFSET(counter)                   \
1796         (offsetof(struct rx_port_stats, counter) / 8)
1797
1798 #define BNXT_TX_STATS_OFFSET(counter)                   \
1799         ((offsetof(struct tx_port_stats, counter) +     \
1800           sizeof(struct rx_port_stats) + 512) / 8)
1801
1802 #define BNXT_RX_STATS_EXT_OFFSET(counter)               \
1803         (offsetof(struct rx_port_stats_ext, counter) / 8)
1804
1805 #define BNXT_TX_STATS_EXT_OFFSET(counter)               \
1806         (offsetof(struct tx_port_stats_ext, counter) / 8)
1807
1808 #define BNXT_PCIE_STATS_OFFSET(counter)                 \
1809         (offsetof(struct pcie_ctx_hw_stats, counter) / 8)
1810
1811 #define I2C_DEV_ADDR_A0                         0xa0
1812 #define I2C_DEV_ADDR_A2                         0xa2
1813 #define SFF_DIAG_SUPPORT_OFFSET                 0x5c
1814 #define SFF_MODULE_ID_SFP                       0x3
1815 #define SFF_MODULE_ID_QSFP                      0xc
1816 #define SFF_MODULE_ID_QSFP_PLUS                 0xd
1817 #define SFF_MODULE_ID_QSFP28                    0x11
1818 #define BNXT_MAX_PHY_I2C_RESP_SIZE              64
1819
1820 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1821 {
1822         /* Tell compiler to fetch tx indices from memory. */
1823         barrier();
1824
1825         return bp->tx_ring_size -
1826                 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1827 }
1828
1829 #if BITS_PER_LONG == 32
1830 #define writeq(val64, db)                       \
1831 do {                                            \
1832         spin_lock(&bp->db_lock);                \
1833         writel((val64) & 0xffffffff, db);       \
1834         writel((val64) >> 32, (db) + 4);        \
1835         spin_unlock(&bp->db_lock);              \
1836 } while (0)
1837
1838 #define writeq_relaxed writeq
1839 #endif
1840
1841 /* For TX and RX ring doorbells with no ordering guarantee*/
1842 static inline void bnxt_db_write_relaxed(struct bnxt *bp,
1843                                          struct bnxt_db_info *db, u32 idx)
1844 {
1845         if (bp->flags & BNXT_FLAG_CHIP_P5) {
1846                 writeq_relaxed(db->db_key64 | idx, db->doorbell);
1847         } else {
1848                 u32 db_val = db->db_key32 | idx;
1849
1850                 writel_relaxed(db_val, db->doorbell);
1851                 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1852                         writel_relaxed(db_val, db->doorbell);
1853         }
1854 }
1855
1856 /* For TX and RX ring doorbells */
1857 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
1858                                  u32 idx)
1859 {
1860         if (bp->flags & BNXT_FLAG_CHIP_P5) {
1861                 writeq(db->db_key64 | idx, db->doorbell);
1862         } else {
1863                 u32 db_val = db->db_key32 | idx;
1864
1865                 writel(db_val, db->doorbell);
1866                 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1867                         writel(db_val, db->doorbell);
1868         }
1869 }
1870
1871 static inline bool bnxt_cfa_hwrm_message(u16 req_type)
1872 {
1873         switch (req_type) {
1874         case HWRM_CFA_ENCAP_RECORD_ALLOC:
1875         case HWRM_CFA_ENCAP_RECORD_FREE:
1876         case HWRM_CFA_DECAP_FILTER_ALLOC:
1877         case HWRM_CFA_DECAP_FILTER_FREE:
1878         case HWRM_CFA_NTUPLE_FILTER_ALLOC:
1879         case HWRM_CFA_NTUPLE_FILTER_FREE:
1880         case HWRM_CFA_NTUPLE_FILTER_CFG:
1881         case HWRM_CFA_EM_FLOW_ALLOC:
1882         case HWRM_CFA_EM_FLOW_FREE:
1883         case HWRM_CFA_EM_FLOW_CFG:
1884         case HWRM_CFA_FLOW_ALLOC:
1885         case HWRM_CFA_FLOW_FREE:
1886         case HWRM_CFA_FLOW_INFO:
1887         case HWRM_CFA_FLOW_FLUSH:
1888         case HWRM_CFA_FLOW_STATS:
1889         case HWRM_CFA_METER_PROFILE_ALLOC:
1890         case HWRM_CFA_METER_PROFILE_FREE:
1891         case HWRM_CFA_METER_PROFILE_CFG:
1892         case HWRM_CFA_METER_INSTANCE_ALLOC:
1893         case HWRM_CFA_METER_INSTANCE_FREE:
1894                 return true;
1895         default:
1896                 return false;
1897         }
1898 }
1899
1900 static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
1901 {
1902         return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1903                 bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
1904 }
1905
1906 static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
1907 {
1908         return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1909                 req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
1910 }
1911
1912 static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
1913 {
1914         if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
1915                 return bp->hwrm_cmd_kong_resp_addr;
1916         else
1917                 return bp->hwrm_cmd_resp_addr;
1918 }
1919
1920 static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
1921 {
1922         u16 seq_id;
1923
1924         if (dst == BNXT_HWRM_CHNL_CHIMP)
1925                 seq_id = bp->hwrm_cmd_seq++;
1926         else
1927                 seq_id = bp->hwrm_cmd_kong_seq++;
1928         return seq_id;
1929 }
1930
1931 extern const u16 bnxt_lhint_arr[];
1932
1933 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1934                        u16 prod, gfp_t gfp);
1935 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1936 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
1937 void bnxt_set_tpa_flags(struct bnxt *bp);
1938 void bnxt_set_ring_params(struct bnxt *);
1939 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1940 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1941 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1942 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
1943 int hwrm_send_message(struct bnxt *, void *, u32, int);
1944 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1945 int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1946                                      int bmap_size);
1947 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1948 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1949 int bnxt_nq_rings_in_use(struct bnxt *bp);
1950 int bnxt_hwrm_set_coal(struct bnxt *);
1951 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1952 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
1953 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1954 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
1955 int bnxt_get_avail_msix(struct bnxt *bp, int num);
1956 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
1957 void bnxt_tx_disable(struct bnxt *bp);
1958 void bnxt_tx_enable(struct bnxt *bp);
1959 int bnxt_hwrm_set_pause(struct bnxt *);
1960 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1961 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1962 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1963 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
1964 int bnxt_hwrm_fw_set_time(struct bnxt *);
1965 int bnxt_open_nic(struct bnxt *, bool, bool);
1966 int bnxt_half_open_nic(struct bnxt *bp);
1967 void bnxt_half_close_nic(struct bnxt *bp);
1968 int bnxt_close_nic(struct bnxt *, bool, bool);
1969 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1970                      int tx_xdp);
1971 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
1972 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1973 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
1974 int bnxt_get_port_parent_id(struct net_device *dev,
1975                             struct netdev_phys_item_id *ppid);
1976 void bnxt_dim_work(struct work_struct *work);
1977 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1978
1979 #endif