linux/drivers/net/ethernet/broadcom/bnxt/bnxt.h
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   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/net_dim.h>
  28
  29struct tx_bd {
  30        __le32 tx_bd_len_flags_type;
  31        #define TX_BD_TYPE                                      (0x3f << 0)
  32         #define TX_BD_TYPE_SHORT_TX_BD                          (0x00 << 0)
  33         #define TX_BD_TYPE_LONG_TX_BD                           (0x10 << 0)
  34        #define TX_BD_FLAGS_PACKET_END                          (1 << 6)
  35        #define TX_BD_FLAGS_NO_CMPL                             (1 << 7)
  36        #define TX_BD_FLAGS_BD_CNT                              (0x1f << 8)
  37         #define TX_BD_FLAGS_BD_CNT_SHIFT                        8
  38        #define TX_BD_FLAGS_LHINT                               (3 << 13)
  39         #define TX_BD_FLAGS_LHINT_SHIFT                         13
  40         #define TX_BD_FLAGS_LHINT_512_AND_SMALLER               (0 << 13)
  41         #define TX_BD_FLAGS_LHINT_512_TO_1023                   (1 << 13)
  42         #define TX_BD_FLAGS_LHINT_1024_TO_2047                  (2 << 13)
  43         #define TX_BD_FLAGS_LHINT_2048_AND_LARGER               (3 << 13)
  44        #define TX_BD_FLAGS_COAL_NOW                            (1 << 15)
  45        #define TX_BD_LEN                                       (0xffff << 16)
  46         #define TX_BD_LEN_SHIFT                                 16
  47
  48        u32 tx_bd_opaque;
  49        __le64 tx_bd_haddr;
  50} __packed;
  51
  52struct tx_bd_ext {
  53        __le32 tx_bd_hsize_lflags;
  54        #define TX_BD_FLAGS_TCP_UDP_CHKSUM                      (1 << 0)
  55        #define TX_BD_FLAGS_IP_CKSUM                            (1 << 1)
  56        #define TX_BD_FLAGS_NO_CRC                              (1 << 2)
  57        #define TX_BD_FLAGS_STAMP                               (1 << 3)
  58        #define TX_BD_FLAGS_T_IP_CHKSUM                         (1 << 4)
  59        #define TX_BD_FLAGS_LSO                                 (1 << 5)
  60        #define TX_BD_FLAGS_IPID_FMT                            (1 << 6)
  61        #define TX_BD_FLAGS_T_IPID                              (1 << 7)
  62        #define TX_BD_HSIZE                                     (0xff << 16)
  63         #define TX_BD_HSIZE_SHIFT                               16
  64
  65        __le32 tx_bd_mss;
  66        __le32 tx_bd_cfa_action;
  67        #define TX_BD_CFA_ACTION                                (0xffff << 16)
  68         #define TX_BD_CFA_ACTION_SHIFT                          16
  69
  70        __le32 tx_bd_cfa_meta;
  71        #define TX_BD_CFA_META_MASK                             0xfffffff
  72        #define TX_BD_CFA_META_VID_MASK                         0xfff
  73        #define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
  74         #define TX_BD_CFA_META_PRI_SHIFT                        12
  75        #define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
  76         #define TX_BD_CFA_META_TPID_SHIFT                       16
  77        #define TX_BD_CFA_META_KEY                              (0xf << 28)
  78         #define TX_BD_CFA_META_KEY_SHIFT                        28
  79        #define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
  80};
  81
  82struct rx_bd {
  83        __le32 rx_bd_len_flags_type;
  84        #define RX_BD_TYPE                                      (0x3f << 0)
  85         #define RX_BD_TYPE_RX_PACKET_BD                         0x4
  86         #define RX_BD_TYPE_RX_BUFFER_BD                         0x5
  87         #define RX_BD_TYPE_RX_AGG_BD                            0x6
  88         #define RX_BD_TYPE_16B_BD_SIZE                          (0 << 4)
  89         #define RX_BD_TYPE_32B_BD_SIZE                          (1 << 4)
  90         #define RX_BD_TYPE_48B_BD_SIZE                          (2 << 4)
  91         #define RX_BD_TYPE_64B_BD_SIZE                          (3 << 4)
  92        #define RX_BD_FLAGS_SOP                                 (1 << 6)
  93        #define RX_BD_FLAGS_EOP                                 (1 << 7)
  94        #define RX_BD_FLAGS_BUFFERS                             (3 << 8)
  95         #define RX_BD_FLAGS_1_BUFFER_PACKET                     (0 << 8)
  96         #define RX_BD_FLAGS_2_BUFFER_PACKET                     (1 << 8)
  97         #define RX_BD_FLAGS_3_BUFFER_PACKET                     (2 << 8)
  98         #define RX_BD_FLAGS_4_BUFFER_PACKET                     (3 << 8)
  99        #define RX_BD_LEN                                       (0xffff << 16)
 100         #define RX_BD_LEN_SHIFT                                 16
 101
 102        u32 rx_bd_opaque;
 103        __le64 rx_bd_haddr;
 104};
 105
 106struct tx_cmp {
 107        __le32 tx_cmp_flags_type;
 108        #define CMP_TYPE                                        (0x3f << 0)
 109         #define CMP_TYPE_TX_L2_CMP                              0
 110         #define CMP_TYPE_RX_L2_CMP                              17
 111         #define CMP_TYPE_RX_AGG_CMP                             18
 112         #define CMP_TYPE_RX_L2_TPA_START_CMP                    19
 113         #define CMP_TYPE_RX_L2_TPA_END_CMP                      21
 114         #define CMP_TYPE_STATUS_CMP                             32
 115         #define CMP_TYPE_REMOTE_DRIVER_REQ                      34
 116         #define CMP_TYPE_REMOTE_DRIVER_RESP                     36
 117         #define CMP_TYPE_ERROR_STATUS                           48
 118         #define CMPL_BASE_TYPE_STAT_EJECT                       0x1aUL
 119         #define CMPL_BASE_TYPE_HWRM_DONE                        0x20UL
 120         #define CMPL_BASE_TYPE_HWRM_FWD_REQ                     0x22UL
 121         #define CMPL_BASE_TYPE_HWRM_FWD_RESP                    0x24UL
 122         #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT                 0x2eUL
 123
 124        #define TX_CMP_FLAGS_ERROR                              (1 << 6)
 125        #define TX_CMP_FLAGS_PUSH                               (1 << 7)
 126
 127        u32 tx_cmp_opaque;
 128        __le32 tx_cmp_errors_v;
 129        #define TX_CMP_V                                        (1 << 0)
 130        #define TX_CMP_ERRORS_BUFFER_ERROR                      (7 << 1)
 131         #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR             0
 132         #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT           2
 133         #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG         4
 134         #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS          5
 135         #define TX_CMP_ERRORS_ZERO_LENGTH_PKT                   (1 << 4)
 136         #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN                  (1 << 5)
 137         #define TX_CMP_ERRORS_DMA_ERROR                         (1 << 6)
 138         #define TX_CMP_ERRORS_HINT_TOO_SHORT                    (1 << 7)
 139
 140        __le32 tx_cmp_unsed_3;
 141};
 142
 143struct rx_cmp {
 144        __le32 rx_cmp_len_flags_type;
 145        #define RX_CMP_CMP_TYPE                                 (0x3f << 0)
 146        #define RX_CMP_FLAGS_ERROR                              (1 << 6)
 147        #define RX_CMP_FLAGS_PLACEMENT                          (7 << 7)
 148        #define RX_CMP_FLAGS_RSS_VALID                          (1 << 10)
 149        #define RX_CMP_FLAGS_UNUSED                             (1 << 11)
 150         #define RX_CMP_FLAGS_ITYPES_SHIFT                       12
 151         #define RX_CMP_FLAGS_ITYPE_UNKNOWN                      (0 << 12)
 152         #define RX_CMP_FLAGS_ITYPE_IP                           (1 << 12)
 153         #define RX_CMP_FLAGS_ITYPE_TCP                          (2 << 12)
 154         #define RX_CMP_FLAGS_ITYPE_UDP                          (3 << 12)
 155         #define RX_CMP_FLAGS_ITYPE_FCOE                         (4 << 12)
 156         #define RX_CMP_FLAGS_ITYPE_ROCE                         (5 << 12)
 157         #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS                    (8 << 12)
 158         #define RX_CMP_FLAGS_ITYPE_PTP_W_TS                     (9 << 12)
 159        #define RX_CMP_LEN                                      (0xffff << 16)
 160         #define RX_CMP_LEN_SHIFT                                16
 161
 162        u32 rx_cmp_opaque;
 163        __le32 rx_cmp_misc_v1;
 164        #define RX_CMP_V1                                       (1 << 0)
 165        #define RX_CMP_AGG_BUFS                                 (0x1f << 1)
 166         #define RX_CMP_AGG_BUFS_SHIFT                           1
 167        #define RX_CMP_RSS_HASH_TYPE                            (0x7f << 9)
 168         #define RX_CMP_RSS_HASH_TYPE_SHIFT                      9
 169        #define RX_CMP_PAYLOAD_OFFSET                           (0xff << 16)
 170         #define RX_CMP_PAYLOAD_OFFSET_SHIFT                     16
 171
 172        __le32 rx_cmp_rss_hash;
 173};
 174
 175#define RX_CMP_HASH_VALID(rxcmp)                                \
 176        ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
 177
 178#define RSS_PROFILE_ID_MASK     0x1f
 179
 180#define RX_CMP_HASH_TYPE(rxcmp)                                 \
 181        (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
 182          RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
 183
 184struct rx_cmp_ext {
 185        __le32 rx_cmp_flags2;
 186        #define RX_CMP_FLAGS2_IP_CS_CALC                        0x1
 187        #define RX_CMP_FLAGS2_L4_CS_CALC                        (0x1 << 1)
 188        #define RX_CMP_FLAGS2_T_IP_CS_CALC                      (0x1 << 2)
 189        #define RX_CMP_FLAGS2_T_L4_CS_CALC                      (0x1 << 3)
 190        #define RX_CMP_FLAGS2_META_FORMAT_VLAN                  (0x1 << 4)
 191        __le32 rx_cmp_meta_data;
 192        #define RX_CMP_FLAGS2_METADATA_TCI_MASK                 0xffff
 193        #define RX_CMP_FLAGS2_METADATA_VID_MASK                 0xfff
 194        #define RX_CMP_FLAGS2_METADATA_TPID_MASK                0xffff0000
 195         #define RX_CMP_FLAGS2_METADATA_TPID_SFT                 16
 196        __le32 rx_cmp_cfa_code_errors_v2;
 197        #define RX_CMP_V                                        (1 << 0)
 198        #define RX_CMPL_ERRORS_MASK                             (0x7fff << 1)
 199         #define RX_CMPL_ERRORS_SFT                              1
 200        #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK                (0x7 << 1)
 201         #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER           (0x0 << 1)
 202         #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT         (0x1 << 1)
 203         #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP         (0x2 << 1)
 204         #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT          (0x3 << 1)
 205        #define RX_CMPL_ERRORS_IP_CS_ERROR                      (0x1 << 4)
 206        #define RX_CMPL_ERRORS_L4_CS_ERROR                      (0x1 << 5)
 207        #define RX_CMPL_ERRORS_T_IP_CS_ERROR                    (0x1 << 6)
 208        #define RX_CMPL_ERRORS_T_L4_CS_ERROR                    (0x1 << 7)
 209        #define RX_CMPL_ERRORS_CRC_ERROR                        (0x1 << 8)
 210        #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK                 (0x7 << 9)
 211         #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR             (0x0 << 9)
 212         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION     (0x1 << 9)
 213         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN     (0x2 << 9)
 214         #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR   (0x3 << 9)
 215         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR     (0x4 << 9)
 216         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR    (0x5 << 9)
 217         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL         (0x6 << 9)
 218        #define RX_CMPL_ERRORS_PKT_ERROR_MASK                   (0xf << 12)
 219         #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR               (0x0 << 12)
 220         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION         (0x1 << 12)
 221         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN         (0x2 << 12)
 222         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL             (0x3 << 12)
 223         #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR         (0x4 << 12)
 224         #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR        (0x5 << 12)
 225         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN         (0x6 << 12)
 226         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
 227         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN         (0x8 << 12)
 228
 229        #define RX_CMPL_CFA_CODE_MASK                           (0xffff << 16)
 230         #define RX_CMPL_CFA_CODE_SFT                            16
 231
 232        __le32 rx_cmp_unused3;
 233};
 234
 235#define RX_CMP_L2_ERRORS                                                \
 236        cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
 237
 238#define RX_CMP_L4_CS_BITS                                               \
 239        (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
 240
 241#define RX_CMP_L4_CS_ERR_BITS                                           \
 242        (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
 243
 244#define RX_CMP_L4_CS_OK(rxcmp1)                                         \
 245            (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) &&           \
 246             !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
 247
 248#define RX_CMP_ENCAP(rxcmp1)                                            \
 249            ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &                    \
 250             RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
 251
 252#define RX_CMP_CFA_CODE(rxcmpl1)                                        \
 253        ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) &           \
 254          RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
 255
 256struct rx_agg_cmp {
 257        __le32 rx_agg_cmp_len_flags_type;
 258        #define RX_AGG_CMP_TYPE                                 (0x3f << 0)
 259        #define RX_AGG_CMP_LEN                                  (0xffff << 16)
 260         #define RX_AGG_CMP_LEN_SHIFT                            16
 261        u32 rx_agg_cmp_opaque;
 262        __le32 rx_agg_cmp_v;
 263        #define RX_AGG_CMP_V                                    (1 << 0)
 264        __le32 rx_agg_cmp_unused;
 265};
 266
 267struct rx_tpa_start_cmp {
 268        __le32 rx_tpa_start_cmp_len_flags_type;
 269        #define RX_TPA_START_CMP_TYPE                           (0x3f << 0)
 270        #define RX_TPA_START_CMP_FLAGS                          (0x3ff << 6)
 271         #define RX_TPA_START_CMP_FLAGS_SHIFT                    6
 272        #define RX_TPA_START_CMP_FLAGS_PLACEMENT                (0x7 << 7)
 273         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT          7
 274         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO          (0x1 << 7)
 275         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS            (0x2 << 7)
 276         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO      (0x5 << 7)
 277         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS        (0x6 << 7)
 278        #define RX_TPA_START_CMP_FLAGS_RSS_VALID                (0x1 << 10)
 279        #define RX_TPA_START_CMP_FLAGS_ITYPES                   (0xf << 12)
 280         #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT             12
 281         #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP                (0x2 << 12)
 282        #define RX_TPA_START_CMP_LEN                            (0xffff << 16)
 283         #define RX_TPA_START_CMP_LEN_SHIFT                      16
 284
 285        u32 rx_tpa_start_cmp_opaque;
 286        __le32 rx_tpa_start_cmp_misc_v1;
 287        #define RX_TPA_START_CMP_V1                             (0x1 << 0)
 288        #define RX_TPA_START_CMP_RSS_HASH_TYPE                  (0x7f << 9)
 289         #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT            9
 290        #define RX_TPA_START_CMP_AGG_ID                         (0x7f << 25)
 291         #define RX_TPA_START_CMP_AGG_ID_SHIFT                   25
 292
 293        __le32 rx_tpa_start_cmp_rss_hash;
 294};
 295
 296#define TPA_START_HASH_VALID(rx_tpa_start)                              \
 297        ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
 298         cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
 299
 300#define TPA_START_HASH_TYPE(rx_tpa_start)                               \
 301        (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &      \
 302           RX_TPA_START_CMP_RSS_HASH_TYPE) >>                           \
 303          RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
 304
 305#define TPA_START_AGG_ID(rx_tpa_start)                                  \
 306        ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
 307         RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
 308
 309struct rx_tpa_start_cmp_ext {
 310        __le32 rx_tpa_start_cmp_flags2;
 311        #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC              (0x1 << 0)
 312        #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC              (0x1 << 1)
 313        #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC            (0x1 << 2)
 314        #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC            (0x1 << 3)
 315        #define RX_TPA_START_CMP_FLAGS2_IP_TYPE                 (0x1 << 8)
 316
 317        __le32 rx_tpa_start_cmp_metadata;
 318        __le32 rx_tpa_start_cmp_cfa_code_v2;
 319        #define RX_TPA_START_CMP_V2                             (0x1 << 0)
 320        #define RX_TPA_START_CMP_CFA_CODE                       (0xffff << 16)
 321         #define RX_TPA_START_CMPL_CFA_CODE_SHIFT                16
 322        __le32 rx_tpa_start_cmp_hdr_info;
 323};
 324
 325#define TPA_START_CFA_CODE(rx_tpa_start)                                \
 326        ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &   \
 327         RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
 328
 329#define TPA_START_IS_IPV6(rx_tpa_start)                         \
 330        (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 &           \
 331            cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
 332
 333struct rx_tpa_end_cmp {
 334        __le32 rx_tpa_end_cmp_len_flags_type;
 335        #define RX_TPA_END_CMP_TYPE                             (0x3f << 0)
 336        #define RX_TPA_END_CMP_FLAGS                            (0x3ff << 6)
 337         #define RX_TPA_END_CMP_FLAGS_SHIFT                      6
 338        #define RX_TPA_END_CMP_FLAGS_PLACEMENT                  (0x7 << 7)
 339         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT            7
 340         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO            (0x1 << 7)
 341         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS              (0x2 << 7)
 342         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO        (0x5 << 7)
 343         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS          (0x6 << 7)
 344        #define RX_TPA_END_CMP_FLAGS_RSS_VALID                  (0x1 << 10)
 345        #define RX_TPA_END_CMP_FLAGS_ITYPES                     (0xf << 12)
 346         #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT               12
 347         #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP                  (0x2 << 12)
 348        #define RX_TPA_END_CMP_LEN                              (0xffff << 16)
 349         #define RX_TPA_END_CMP_LEN_SHIFT                        16
 350
 351        u32 rx_tpa_end_cmp_opaque;
 352        __le32 rx_tpa_end_cmp_misc_v1;
 353        #define RX_TPA_END_CMP_V1                               (0x1 << 0)
 354        #define RX_TPA_END_CMP_AGG_BUFS                         (0x3f << 1)
 355         #define RX_TPA_END_CMP_AGG_BUFS_SHIFT                   1
 356        #define RX_TPA_END_CMP_TPA_SEGS                         (0xff << 8)
 357         #define RX_TPA_END_CMP_TPA_SEGS_SHIFT                   8
 358        #define RX_TPA_END_CMP_PAYLOAD_OFFSET                   (0xff << 16)
 359         #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT             16
 360        #define RX_TPA_END_CMP_AGG_ID                           (0x7f << 25)
 361         #define RX_TPA_END_CMP_AGG_ID_SHIFT                     25
 362
 363        __le32 rx_tpa_end_cmp_tsdelta;
 364        #define RX_TPA_END_GRO_TS                               (0x1 << 31)
 365};
 366
 367#define TPA_END_AGG_ID(rx_tpa_end)                                      \
 368        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 369         RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
 370
 371#define TPA_END_TPA_SEGS(rx_tpa_end)                                    \
 372        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 373         RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
 374
 375#define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO                          \
 376        cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &          \
 377                    RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
 378
 379#define TPA_END_GRO(rx_tpa_end)                                         \
 380        ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &                  \
 381         RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
 382
 383#define TPA_END_GRO_TS(rx_tpa_end)                                      \
 384        (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &                      \
 385            cpu_to_le32(RX_TPA_END_GRO_TS)))
 386
 387struct rx_tpa_end_cmp_ext {
 388        __le32 rx_tpa_end_cmp_dup_acks;
 389        #define RX_TPA_END_CMP_TPA_DUP_ACKS                     (0xf << 0)
 390
 391        __le32 rx_tpa_end_cmp_seg_len;
 392        #define RX_TPA_END_CMP_TPA_SEG_LEN                      (0xffff << 0)
 393
 394        __le32 rx_tpa_end_cmp_errors_v2;
 395        #define RX_TPA_END_CMP_V2                               (0x1 << 0)
 396        #define RX_TPA_END_CMP_ERRORS                           (0x3 << 1)
 397        #define RX_TPA_END_CMPL_ERRORS_SHIFT                     1
 398
 399        u32 rx_tpa_end_cmp_start_opaque;
 400};
 401
 402#define TPA_END_ERRORS(rx_tpa_end_ext)                                  \
 403        ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &                   \
 404         cpu_to_le32(RX_TPA_END_CMP_ERRORS))
 405
 406struct nqe_cn {
 407        __le16  type;
 408        #define NQ_CN_TYPE_MASK           0x3fUL
 409        #define NQ_CN_TYPE_SFT            0
 410        #define NQ_CN_TYPE_CQ_NOTIFICATION  0x30UL
 411        #define NQ_CN_TYPE_LAST            NQ_CN_TYPE_CQ_NOTIFICATION
 412        __le16  reserved16;
 413        __le32  cq_handle_low;
 414        __le32  v;
 415        #define NQ_CN_V     0x1UL
 416        __le32  cq_handle_high;
 417};
 418
 419#define DB_IDX_MASK                                             0xffffff
 420#define DB_IDX_VALID                                            (0x1 << 26)
 421#define DB_IRQ_DIS                                              (0x1 << 27)
 422#define DB_KEY_TX                                               (0x0 << 28)
 423#define DB_KEY_RX                                               (0x1 << 28)
 424#define DB_KEY_CP                                               (0x2 << 28)
 425#define DB_KEY_ST                                               (0x3 << 28)
 426#define DB_KEY_TX_PUSH                                          (0x4 << 28)
 427#define DB_LONG_TX_PUSH                                         (0x2 << 24)
 428
 429#define BNXT_MIN_ROCE_CP_RINGS  2
 430#define BNXT_MIN_ROCE_STAT_CTXS 1
 431
 432/* 64-bit doorbell */
 433#define DBR_INDEX_MASK                                  0x0000000000ffffffULL
 434#define DBR_XID_MASK                                    0x000fffff00000000ULL
 435#define DBR_XID_SFT                                     32
 436#define DBR_PATH_L2                                     (0x1ULL << 56)
 437#define DBR_TYPE_SQ                                     (0x0ULL << 60)
 438#define DBR_TYPE_RQ                                     (0x1ULL << 60)
 439#define DBR_TYPE_SRQ                                    (0x2ULL << 60)
 440#define DBR_TYPE_SRQ_ARM                                (0x3ULL << 60)
 441#define DBR_TYPE_CQ                                     (0x4ULL << 60)
 442#define DBR_TYPE_CQ_ARMSE                               (0x5ULL << 60)
 443#define DBR_TYPE_CQ_ARMALL                              (0x6ULL << 60)
 444#define DBR_TYPE_CQ_ARMENA                              (0x7ULL << 60)
 445#define DBR_TYPE_SRQ_ARMENA                             (0x8ULL << 60)
 446#define DBR_TYPE_CQ_CUTOFF_ACK                          (0x9ULL << 60)
 447#define DBR_TYPE_NQ                                     (0xaULL << 60)
 448#define DBR_TYPE_NQ_ARM                                 (0xbULL << 60)
 449#define DBR_TYPE_NULL                                   (0xfULL << 60)
 450
 451#define INVALID_HW_RING_ID      ((u16)-1)
 452
 453/* The hardware supports certain page sizes.  Use the supported page sizes
 454 * to allocate the rings.
 455 */
 456#if (PAGE_SHIFT < 12)
 457#define BNXT_PAGE_SHIFT 12
 458#elif (PAGE_SHIFT <= 13)
 459#define BNXT_PAGE_SHIFT PAGE_SHIFT
 460#elif (PAGE_SHIFT < 16)
 461#define BNXT_PAGE_SHIFT 13
 462#else
 463#define BNXT_PAGE_SHIFT 16
 464#endif
 465
 466#define BNXT_PAGE_SIZE  (1 << BNXT_PAGE_SHIFT)
 467
 468/* The RXBD length is 16-bit so we can only support page sizes < 64K */
 469#if (PAGE_SHIFT > 15)
 470#define BNXT_RX_PAGE_SHIFT 15
 471#else
 472#define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
 473#endif
 474
 475#define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
 476
 477#define BNXT_MAX_MTU            9500
 478#define BNXT_MAX_PAGE_MODE_MTU  \
 479        ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -       \
 480         XDP_PACKET_HEADROOM)
 481
 482#define BNXT_MIN_PKT_SIZE       52
 483
 484#define BNXT_DEFAULT_RX_RING_SIZE       511
 485#define BNXT_DEFAULT_TX_RING_SIZE       511
 486
 487#define MAX_TPA         64
 488
 489#if (BNXT_PAGE_SHIFT == 16)
 490#define MAX_RX_PAGES    1
 491#define MAX_RX_AGG_PAGES        4
 492#define MAX_TX_PAGES    1
 493#define MAX_CP_PAGES    8
 494#else
 495#define MAX_RX_PAGES    8
 496#define MAX_RX_AGG_PAGES        32
 497#define MAX_TX_PAGES    8
 498#define MAX_CP_PAGES    64
 499#endif
 500
 501#define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
 502#define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
 503#define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
 504
 505#define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
 506#define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
 507
 508#define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
 509
 510#define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
 511#define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
 512
 513#define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
 514
 515#define BNXT_MAX_RX_DESC_CNT            (RX_DESC_CNT * MAX_RX_PAGES - 1)
 516#define BNXT_MAX_RX_JUM_DESC_CNT        (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
 517#define BNXT_MAX_TX_DESC_CNT            (TX_DESC_CNT * MAX_TX_PAGES - 1)
 518
 519#define RX_RING(x)      (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 520#define RX_IDX(x)       ((x) & (RX_DESC_CNT - 1))
 521
 522#define TX_RING(x)      (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 523#define TX_IDX(x)       ((x) & (TX_DESC_CNT - 1))
 524
 525#define CP_RING(x)      (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 526#define CP_IDX(x)       ((x) & (CP_DESC_CNT - 1))
 527
 528#define TX_CMP_VALID(txcmp, raw_cons)                                   \
 529        (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==        \
 530         !((raw_cons) & bp->cp_bit))
 531
 532#define RX_CMP_VALID(rxcmp1, raw_cons)                                  \
 533        (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
 534         !((raw_cons) & bp->cp_bit))
 535
 536#define RX_AGG_CMP_VALID(agg, raw_cons)                         \
 537        (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
 538         !((raw_cons) & bp->cp_bit))
 539
 540#define NQ_CMP_VALID(nqcmp, raw_cons)                           \
 541        (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
 542
 543#define TX_CMP_TYPE(txcmp)                                      \
 544        (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
 545
 546#define RX_CMP_TYPE(rxcmp)                                      \
 547        (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
 548
 549#define NEXT_RX(idx)            (((idx) + 1) & bp->rx_ring_mask)
 550
 551#define NEXT_RX_AGG(idx)        (((idx) + 1) & bp->rx_agg_ring_mask)
 552
 553#define NEXT_TX(idx)            (((idx) + 1) & bp->tx_ring_mask)
 554
 555#define ADV_RAW_CMP(idx, n)     ((idx) + (n))
 556#define NEXT_RAW_CMP(idx)       ADV_RAW_CMP(idx, 1)
 557#define RING_CMP(idx)           ((idx) & bp->cp_ring_mask)
 558#define NEXT_CMP(idx)           RING_CMP(ADV_RAW_CMP(idx, 1))
 559
 560#define BNXT_HWRM_MAX_REQ_LEN           (bp->hwrm_max_req_len)
 561#define BNXT_HWRM_SHORT_REQ_LEN         sizeof(struct hwrm_short_input)
 562#define DFLT_HWRM_CMD_TIMEOUT           500
 563#define HWRM_CMD_TIMEOUT                (bp->hwrm_cmd_timeout)
 564#define HWRM_RESET_TIMEOUT              ((HWRM_CMD_TIMEOUT) * 4)
 565#define HWRM_RESP_ERR_CODE_MASK         0xffff
 566#define HWRM_RESP_LEN_OFFSET            4
 567#define HWRM_RESP_LEN_MASK              0xffff0000
 568#define HWRM_RESP_LEN_SFT               16
 569#define HWRM_RESP_VALID_MASK            0xff000000
 570#define BNXT_HWRM_REQ_MAX_SIZE          128
 571#define BNXT_HWRM_REQS_PER_PAGE         (BNXT_PAGE_SIZE /       \
 572                                         BNXT_HWRM_REQ_MAX_SIZE)
 573#define HWRM_SHORT_MIN_TIMEOUT          3
 574#define HWRM_SHORT_MAX_TIMEOUT          10
 575#define HWRM_SHORT_TIMEOUT_COUNTER      5
 576
 577#define HWRM_MIN_TIMEOUT                25
 578#define HWRM_MAX_TIMEOUT                40
 579
 580#define HWRM_TOTAL_TIMEOUT(n)   (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ?  \
 581        ((n) * HWRM_SHORT_MIN_TIMEOUT) :                                \
 582        (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT +          \
 583         ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
 584
 585#define HWRM_VALID_BIT_DELAY_USEC       150
 586
 587#define BNXT_HWRM_CHNL_CHIMP    0
 588#define BNXT_HWRM_CHNL_KONG     1
 589
 590#define BNXT_RX_EVENT   1
 591#define BNXT_AGG_EVENT  2
 592#define BNXT_TX_EVENT   4
 593
 594struct bnxt_sw_tx_bd {
 595        struct sk_buff          *skb;
 596        DEFINE_DMA_UNMAP_ADDR(mapping);
 597        u8                      is_gso;
 598        u8                      is_push;
 599        union {
 600                unsigned short          nr_frags;
 601                u16                     rx_prod;
 602        };
 603};
 604
 605struct bnxt_sw_rx_bd {
 606        void                    *data;
 607        u8                      *data_ptr;
 608        dma_addr_t              mapping;
 609};
 610
 611struct bnxt_sw_rx_agg_bd {
 612        struct page             *page;
 613        unsigned int            offset;
 614        dma_addr_t              mapping;
 615};
 616
 617struct bnxt_ring_mem_info {
 618        int                     nr_pages;
 619        int                     page_size;
 620        u16                     flags;
 621#define BNXT_RMEM_VALID_PTE_FLAG        1
 622#define BNXT_RMEM_RING_PTE_FLAG         2
 623#define BNXT_RMEM_USE_FULL_PAGE_FLAG    4
 624
 625        u16                     depth;
 626
 627        void                    **pg_arr;
 628        dma_addr_t              *dma_arr;
 629
 630        __le64                  *pg_tbl;
 631        dma_addr_t              pg_tbl_map;
 632
 633        int                     vmem_size;
 634        void                    **vmem;
 635};
 636
 637struct bnxt_ring_struct {
 638        struct bnxt_ring_mem_info       ring_mem;
 639
 640        u16                     fw_ring_id; /* Ring id filled by Chimp FW */
 641        union {
 642                u16             grp_idx;
 643                u16             map_idx; /* Used by cmpl rings */
 644        };
 645        u32                     handle;
 646        u8                      queue_id;
 647};
 648
 649struct tx_push_bd {
 650        __le32                  doorbell;
 651        __le32                  tx_bd_len_flags_type;
 652        u32                     tx_bd_opaque;
 653        struct tx_bd_ext        txbd2;
 654};
 655
 656struct tx_push_buffer {
 657        struct tx_push_bd       push_bd;
 658        u32                     data[25];
 659};
 660
 661struct bnxt_db_info {
 662        void __iomem            *doorbell;
 663        union {
 664                u64             db_key64;
 665                u32             db_key32;
 666        };
 667};
 668
 669struct bnxt_tx_ring_info {
 670        struct bnxt_napi        *bnapi;
 671        u16                     tx_prod;
 672        u16                     tx_cons;
 673        u16                     txq_index;
 674        struct bnxt_db_info     tx_db;
 675
 676        struct tx_bd            *tx_desc_ring[MAX_TX_PAGES];
 677        struct bnxt_sw_tx_bd    *tx_buf_ring;
 678
 679        dma_addr_t              tx_desc_mapping[MAX_TX_PAGES];
 680
 681        struct tx_push_buffer   *tx_push;
 682        dma_addr_t              tx_push_mapping;
 683        __le64                  data_mapping;
 684
 685#define BNXT_DEV_STATE_CLOSING  0x1
 686        u32                     dev_state;
 687
 688        struct bnxt_ring_struct tx_ring_struct;
 689};
 690
 691#define BNXT_LEGACY_COAL_CMPL_PARAMS                                    \
 692        (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN |           \
 693         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX |           \
 694         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET |               \
 695         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE |                 \
 696         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR |         \
 697         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
 698         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR |         \
 699         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
 700         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
 701
 702#define BNXT_COAL_CMPL_ENABLES                                          \
 703        (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
 704         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
 705         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
 706         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
 707
 708#define BNXT_COAL_CMPL_MIN_TMR_ENABLE                                   \
 709        RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
 710
 711#define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE                       \
 712        RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
 713
 714struct bnxt_coal_cap {
 715        u32                     cmpl_params;
 716        u32                     nq_params;
 717        u16                     num_cmpl_dma_aggr_max;
 718        u16                     num_cmpl_dma_aggr_during_int_max;
 719        u16                     cmpl_aggr_dma_tmr_max;
 720        u16                     cmpl_aggr_dma_tmr_during_int_max;
 721        u16                     int_lat_tmr_min_max;
 722        u16                     int_lat_tmr_max_max;
 723        u16                     num_cmpl_aggr_int_max;
 724        u16                     timer_units;
 725};
 726
 727struct bnxt_coal {
 728        u16                     coal_ticks;
 729        u16                     coal_ticks_irq;
 730        u16                     coal_bufs;
 731        u16                     coal_bufs_irq;
 732                        /* RING_IDLE enabled when coal ticks < idle_thresh  */
 733        u16                     idle_thresh;
 734        u8                      bufs_per_record;
 735        u8                      budget;
 736};
 737
 738struct bnxt_tpa_info {
 739        void                    *data;
 740        u8                      *data_ptr;
 741        dma_addr_t              mapping;
 742        u16                     len;
 743        unsigned short          gso_type;
 744        u32                     flags2;
 745        u32                     metadata;
 746        enum pkt_hash_types     hash_type;
 747        u32                     rss_hash;
 748        u32                     hdr_info;
 749
 750#define BNXT_TPA_L4_SIZE(hdr_info)      \
 751        (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
 752
 753#define BNXT_TPA_INNER_L3_OFF(hdr_info) \
 754        (((hdr_info) >> 18) & 0x1ff)
 755
 756#define BNXT_TPA_INNER_L2_OFF(hdr_info) \
 757        (((hdr_info) >> 9) & 0x1ff)
 758
 759#define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
 760        ((hdr_info) & 0x1ff)
 761
 762        u16                     cfa_code; /* cfa_code in TPA start compl */
 763};
 764
 765struct bnxt_rx_ring_info {
 766        struct bnxt_napi        *bnapi;
 767        u16                     rx_prod;
 768        u16                     rx_agg_prod;
 769        u16                     rx_sw_agg_prod;
 770        u16                     rx_next_cons;
 771        struct bnxt_db_info     rx_db;
 772        struct bnxt_db_info     rx_agg_db;
 773
 774        struct bpf_prog         *xdp_prog;
 775
 776        struct rx_bd            *rx_desc_ring[MAX_RX_PAGES];
 777        struct bnxt_sw_rx_bd    *rx_buf_ring;
 778
 779        struct rx_bd            *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
 780        struct bnxt_sw_rx_agg_bd        *rx_agg_ring;
 781
 782        unsigned long           *rx_agg_bmap;
 783        u16                     rx_agg_bmap_size;
 784
 785        struct page             *rx_page;
 786        unsigned int            rx_page_offset;
 787
 788        dma_addr_t              rx_desc_mapping[MAX_RX_PAGES];
 789        dma_addr_t              rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
 790
 791        struct bnxt_tpa_info    *rx_tpa;
 792
 793        struct bnxt_ring_struct rx_ring_struct;
 794        struct bnxt_ring_struct rx_agg_ring_struct;
 795        struct xdp_rxq_info     xdp_rxq;
 796};
 797
 798struct bnxt_cp_ring_info {
 799        struct bnxt_napi        *bnapi;
 800        u32                     cp_raw_cons;
 801        struct bnxt_db_info     cp_db;
 802
 803        u8                      had_work_done:1;
 804        u8                      has_more_work:1;
 805
 806        u32                     last_cp_raw_cons;
 807
 808        struct bnxt_coal        rx_ring_coal;
 809        u64                     rx_packets;
 810        u64                     rx_bytes;
 811        u64                     event_ctr;
 812
 813        struct net_dim          dim;
 814
 815        union {
 816                struct tx_cmp   *cp_desc_ring[MAX_CP_PAGES];
 817                struct nqe_cn   *nq_desc_ring[MAX_CP_PAGES];
 818        };
 819
 820        dma_addr_t              cp_desc_mapping[MAX_CP_PAGES];
 821
 822        struct ctx_hw_stats     *hw_stats;
 823        dma_addr_t              hw_stats_map;
 824        u32                     hw_stats_ctx_id;
 825        u64                     rx_l4_csum_errors;
 826        u64                     missed_irqs;
 827
 828        struct bnxt_ring_struct cp_ring_struct;
 829
 830        struct bnxt_cp_ring_info *cp_ring_arr[2];
 831#define BNXT_RX_HDL     0
 832#define BNXT_TX_HDL     1
 833};
 834
 835struct bnxt_napi {
 836        struct napi_struct      napi;
 837        struct bnxt             *bp;
 838
 839        int                     index;
 840        struct bnxt_cp_ring_info        cp_ring;
 841        struct bnxt_rx_ring_info        *rx_ring;
 842        struct bnxt_tx_ring_info        *tx_ring;
 843
 844        void                    (*tx_int)(struct bnxt *, struct bnxt_napi *,
 845                                          int);
 846        int                     tx_pkts;
 847        u8                      events;
 848
 849        u32                     flags;
 850#define BNXT_NAPI_FLAG_XDP      0x1
 851
 852        bool                    in_reset;
 853};
 854
 855struct bnxt_irq {
 856        irq_handler_t   handler;
 857        unsigned int    vector;
 858        u8              requested:1;
 859        u8              have_cpumask:1;
 860        char            name[IFNAMSIZ + 2];
 861        cpumask_var_t   cpu_mask;
 862};
 863
 864#define HWRM_RING_ALLOC_TX      0x1
 865#define HWRM_RING_ALLOC_RX      0x2
 866#define HWRM_RING_ALLOC_AGG     0x4
 867#define HWRM_RING_ALLOC_CMPL    0x8
 868#define HWRM_RING_ALLOC_NQ      0x10
 869
 870#define INVALID_STATS_CTX_ID    -1
 871
 872struct bnxt_ring_grp_info {
 873        u16     fw_stats_ctx;
 874        u16     fw_grp_id;
 875        u16     rx_fw_ring_id;
 876        u16     agg_fw_ring_id;
 877        u16     cp_fw_ring_id;
 878};
 879
 880struct bnxt_vnic_info {
 881        u16             fw_vnic_id; /* returned by Chimp during alloc */
 882#define BNXT_MAX_CTX_PER_VNIC   8
 883        u16             fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
 884        u16             fw_l2_ctx_id;
 885#define BNXT_MAX_UC_ADDRS       4
 886        __le64          fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
 887                                /* index 0 always dev_addr */
 888        u16             uc_filter_count;
 889        u8              *uc_list;
 890
 891        u16             *fw_grp_ids;
 892        dma_addr_t      rss_table_dma_addr;
 893        __le16          *rss_table;
 894        dma_addr_t      rss_hash_key_dma_addr;
 895        u64             *rss_hash_key;
 896        u32             rx_mask;
 897
 898        u8              *mc_list;
 899        int             mc_list_size;
 900        int             mc_list_count;
 901        dma_addr_t      mc_list_mapping;
 902#define BNXT_MAX_MC_ADDRS       16
 903
 904        u32             flags;
 905#define BNXT_VNIC_RSS_FLAG      1
 906#define BNXT_VNIC_RFS_FLAG      2
 907#define BNXT_VNIC_MCAST_FLAG    4
 908#define BNXT_VNIC_UCAST_FLAG    8
 909#define BNXT_VNIC_RFS_NEW_RSS_FLAG      0x10
 910};
 911
 912struct bnxt_hw_resc {
 913        u16     min_rsscos_ctxs;
 914        u16     max_rsscos_ctxs;
 915        u16     min_cp_rings;
 916        u16     max_cp_rings;
 917        u16     resv_cp_rings;
 918        u16     min_tx_rings;
 919        u16     max_tx_rings;
 920        u16     resv_tx_rings;
 921        u16     max_tx_sch_inputs;
 922        u16     min_rx_rings;
 923        u16     max_rx_rings;
 924        u16     resv_rx_rings;
 925        u16     min_hw_ring_grps;
 926        u16     max_hw_ring_grps;
 927        u16     resv_hw_ring_grps;
 928        u16     min_l2_ctxs;
 929        u16     max_l2_ctxs;
 930        u16     min_vnics;
 931        u16     max_vnics;
 932        u16     resv_vnics;
 933        u16     min_stat_ctxs;
 934        u16     max_stat_ctxs;
 935        u16     resv_stat_ctxs;
 936        u16     max_nqs;
 937        u16     max_irqs;
 938        u16     resv_irqs;
 939};
 940
 941#if defined(CONFIG_BNXT_SRIOV)
 942struct bnxt_vf_info {
 943        u16     fw_fid;
 944        u8      mac_addr[ETH_ALEN];     /* PF assigned MAC Address */
 945        u8      vf_mac_addr[ETH_ALEN];  /* VF assigned MAC address, only
 946                                         * stored by PF.
 947                                         */
 948        u16     vlan;
 949        u16     func_qcfg_flags;
 950        u32     flags;
 951#define BNXT_VF_QOS             0x1
 952#define BNXT_VF_SPOOFCHK        0x2
 953#define BNXT_VF_LINK_FORCED     0x4
 954#define BNXT_VF_LINK_UP         0x8
 955#define BNXT_VF_TRUST           0x10
 956        u32     func_flags; /* func cfg flags */
 957        u32     min_tx_rate;
 958        u32     max_tx_rate;
 959        void    *hwrm_cmd_req_addr;
 960        dma_addr_t      hwrm_cmd_req_dma_addr;
 961};
 962#endif
 963
 964struct bnxt_pf_info {
 965#define BNXT_FIRST_PF_FID       1
 966#define BNXT_FIRST_VF_FID       128
 967        u16     fw_fid;
 968        u16     port_id;
 969        u8      mac_addr[ETH_ALEN];
 970        u32     first_vf_id;
 971        u16     active_vfs;
 972        u16     max_vfs;
 973        u32     max_encap_records;
 974        u32     max_decap_records;
 975        u32     max_tx_em_flows;
 976        u32     max_tx_wm_flows;
 977        u32     max_rx_em_flows;
 978        u32     max_rx_wm_flows;
 979        unsigned long   *vf_event_bmap;
 980        u16     hwrm_cmd_req_pages;
 981        u8      vf_resv_strategy;
 982#define BNXT_VF_RESV_STRATEGY_MAXIMAL   0
 983#define BNXT_VF_RESV_STRATEGY_MINIMAL   1
 984#define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC    2
 985        void                    *hwrm_cmd_req_addr[4];
 986        dma_addr_t              hwrm_cmd_req_dma_addr[4];
 987        struct bnxt_vf_info     *vf;
 988};
 989
 990struct bnxt_ntuple_filter {
 991        struct hlist_node       hash;
 992        u8                      dst_mac_addr[ETH_ALEN];
 993        u8                      src_mac_addr[ETH_ALEN];
 994        struct flow_keys        fkeys;
 995        __le64                  filter_id;
 996        u16                     sw_id;
 997        u8                      l2_fltr_idx;
 998        u16                     rxq;
 999        u32                     flow_id;
1000        unsigned long           state;
1001#define BNXT_FLTR_VALID         0
1002#define BNXT_FLTR_UPDATE        1
1003};
1004
1005struct bnxt_link_info {
1006        u8                      phy_type;
1007        u8                      media_type;
1008        u8                      transceiver;
1009        u8                      phy_addr;
1010        u8                      phy_link_status;
1011#define BNXT_LINK_NO_LINK       PORT_PHY_QCFG_RESP_LINK_NO_LINK
1012#define BNXT_LINK_SIGNAL        PORT_PHY_QCFG_RESP_LINK_SIGNAL
1013#define BNXT_LINK_LINK          PORT_PHY_QCFG_RESP_LINK_LINK
1014        u8                      wire_speed;
1015        u8                      loop_back;
1016        u8                      link_up;
1017        u8                      duplex;
1018#define BNXT_LINK_DUPLEX_HALF   PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1019#define BNXT_LINK_DUPLEX_FULL   PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1020        u8                      pause;
1021#define BNXT_LINK_PAUSE_TX      PORT_PHY_QCFG_RESP_PAUSE_TX
1022#define BNXT_LINK_PAUSE_RX      PORT_PHY_QCFG_RESP_PAUSE_RX
1023#define BNXT_LINK_PAUSE_BOTH    (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1024                                 PORT_PHY_QCFG_RESP_PAUSE_TX)
1025        u8                      lp_pause;
1026        u8                      auto_pause_setting;
1027        u8                      force_pause_setting;
1028        u8                      duplex_setting;
1029        u8                      auto_mode;
1030#define BNXT_AUTO_MODE(mode)    ((mode) > BNXT_LINK_AUTO_NONE && \
1031                                 (mode) <= BNXT_LINK_AUTO_MSK)
1032#define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1033#define BNXT_LINK_AUTO_ALLSPDS  PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1034#define BNXT_LINK_AUTO_ONESPD   PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1035#define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1036#define BNXT_LINK_AUTO_MSK      PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1037#define PHY_VER_LEN             3
1038        u8                      phy_ver[PHY_VER_LEN];
1039        u16                     link_speed;
1040#define BNXT_LINK_SPEED_100MB   PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1041#define BNXT_LINK_SPEED_1GB     PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1042#define BNXT_LINK_SPEED_2GB     PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1043#define BNXT_LINK_SPEED_2_5GB   PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1044#define BNXT_LINK_SPEED_10GB    PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1045#define BNXT_LINK_SPEED_20GB    PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1046#define BNXT_LINK_SPEED_25GB    PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1047#define BNXT_LINK_SPEED_40GB    PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1048#define BNXT_LINK_SPEED_50GB    PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1049#define BNXT_LINK_SPEED_100GB   PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1050        u16                     support_speeds;
1051        u16                     auto_link_speeds;       /* fw adv setting */
1052#define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1053#define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1054#define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1055#define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1056#define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1057#define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1058#define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1059#define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1060#define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1061#define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1062        u16                     support_auto_speeds;
1063        u16                     lp_auto_link_speeds;
1064        u16                     force_link_speed;
1065        u32                     preemphasis;
1066        u8                      module_status;
1067        u16                     fec_cfg;
1068#define BNXT_FEC_AUTONEG        PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1069#define BNXT_FEC_ENC_BASE_R     PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1070#define BNXT_FEC_ENC_RS         PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
1071
1072        /* copy of requested setting from ethtool cmd */
1073        u8                      autoneg;
1074#define BNXT_AUTONEG_SPEED              1
1075#define BNXT_AUTONEG_FLOW_CTRL          2
1076        u8                      req_duplex;
1077        u8                      req_flow_ctrl;
1078        u16                     req_link_speed;
1079        u16                     advertising;    /* user adv setting */
1080        bool                    force_link_chng;
1081
1082        bool                    phy_retry;
1083        unsigned long           phy_retry_expires;
1084
1085        /* a copy of phy_qcfg output used to report link
1086         * info to VF
1087         */
1088        struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1089};
1090
1091#define BNXT_MAX_QUEUE  8
1092
1093struct bnxt_queue_info {
1094        u8      queue_id;
1095        u8      queue_profile;
1096};
1097
1098#define BNXT_MAX_LED                    4
1099
1100struct bnxt_led_info {
1101        u8      led_id;
1102        u8      led_type;
1103        u8      led_group_id;
1104        u8      unused;
1105        __le16  led_state_caps;
1106#define BNXT_LED_ALT_BLINK_CAP(x)       ((x) &  \
1107        cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1108
1109        __le16  led_color_caps;
1110};
1111
1112#define BNXT_MAX_TEST   8
1113
1114struct bnxt_test_info {
1115        u8 offline_mask;
1116        u8 flags;
1117#define BNXT_TEST_FL_EXT_LPBK   0x1
1118        u16 timeout;
1119        char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1120};
1121
1122#define BNXT_GRCPF_REG_CHIMP_COMM               0x0
1123#define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER       0x100
1124#define BNXT_GRCPF_REG_WINDOW_BASE_OUT          0x400
1125#define BNXT_CAG_REG_LEGACY_INT_STATUS          0x4014
1126#define BNXT_CAG_REG_BASE                       0x300000
1127
1128#define BNXT_GRCPF_REG_KONG_COMM                0xA00
1129#define BNXT_GRCPF_REG_KONG_COMM_TRIGGER        0xB00
1130
1131struct bnxt_tc_flow_stats {
1132        u64             packets;
1133        u64             bytes;
1134};
1135
1136struct bnxt_tc_info {
1137        bool                            enabled;
1138
1139        /* hash table to store TC offloaded flows */
1140        struct rhashtable               flow_table;
1141        struct rhashtable_params        flow_ht_params;
1142
1143        /* hash table to store L2 keys of TC flows */
1144        struct rhashtable               l2_table;
1145        struct rhashtable_params        l2_ht_params;
1146        /* hash table to store L2 keys for TC tunnel decap */
1147        struct rhashtable               decap_l2_table;
1148        struct rhashtable_params        decap_l2_ht_params;
1149        /* hash table to store tunnel decap entries */
1150        struct rhashtable               decap_table;
1151        struct rhashtable_params        decap_ht_params;
1152        /* hash table to store tunnel encap entries */
1153        struct rhashtable               encap_table;
1154        struct rhashtable_params        encap_ht_params;
1155
1156        /* lock to atomically add/del an l2 node when a flow is
1157         * added or deleted.
1158         */
1159        struct mutex                    lock;
1160
1161        /* Fields used for batching stats query */
1162        struct rhashtable_iter          iter;
1163#define BNXT_FLOW_STATS_BATCH_MAX       10
1164        struct bnxt_tc_stats_batch {
1165                void                      *flow_node;
1166                struct bnxt_tc_flow_stats hw_stats;
1167        } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1168
1169        /* Stat counter mask (width) */
1170        u64                             bytes_mask;
1171        u64                             packets_mask;
1172};
1173
1174struct bnxt_vf_rep_stats {
1175        u64                     packets;
1176        u64                     bytes;
1177        u64                     dropped;
1178};
1179
1180struct bnxt_vf_rep {
1181        struct bnxt                     *bp;
1182        struct net_device               *dev;
1183        struct metadata_dst             *dst;
1184        u16                             vf_idx;
1185        u16                             tx_cfa_action;
1186        u16                             rx_cfa_code;
1187
1188        struct bnxt_vf_rep_stats        rx_stats;
1189        struct bnxt_vf_rep_stats        tx_stats;
1190};
1191
1192#define PTU_PTE_VALID             0x1UL
1193#define PTU_PTE_LAST              0x2UL
1194#define PTU_PTE_NEXT_TO_LAST      0x4UL
1195
1196#define MAX_CTX_PAGES   (BNXT_PAGE_SIZE / 8)
1197#define MAX_CTX_TOTAL_PAGES     (MAX_CTX_PAGES * MAX_CTX_PAGES)
1198
1199struct bnxt_ctx_pg_info {
1200        u32             entries;
1201        u32             nr_pages;
1202        void            *ctx_pg_arr[MAX_CTX_PAGES];
1203        dma_addr_t      ctx_dma_arr[MAX_CTX_PAGES];
1204        struct bnxt_ring_mem_info ring_mem;
1205        struct bnxt_ctx_pg_info **ctx_pg_tbl;
1206};
1207
1208struct bnxt_ctx_mem_info {
1209        u32     qp_max_entries;
1210        u16     qp_min_qp1_entries;
1211        u16     qp_max_l2_entries;
1212        u16     qp_entry_size;
1213        u16     srq_max_l2_entries;
1214        u32     srq_max_entries;
1215        u16     srq_entry_size;
1216        u16     cq_max_l2_entries;
1217        u32     cq_max_entries;
1218        u16     cq_entry_size;
1219        u16     vnic_max_vnic_entries;
1220        u16     vnic_max_ring_table_entries;
1221        u16     vnic_entry_size;
1222        u32     stat_max_entries;
1223        u16     stat_entry_size;
1224        u16     tqm_entry_size;
1225        u32     tqm_min_entries_per_ring;
1226        u32     tqm_max_entries_per_ring;
1227        u32     mrav_max_entries;
1228        u16     mrav_entry_size;
1229        u16     tim_entry_size;
1230        u32     tim_max_entries;
1231        u16     mrav_num_entries_units;
1232        u8      tqm_entries_multiple;
1233
1234        u32     flags;
1235        #define BNXT_CTX_FLAG_INITED    0x01
1236
1237        struct bnxt_ctx_pg_info qp_mem;
1238        struct bnxt_ctx_pg_info srq_mem;
1239        struct bnxt_ctx_pg_info cq_mem;
1240        struct bnxt_ctx_pg_info vnic_mem;
1241        struct bnxt_ctx_pg_info stat_mem;
1242        struct bnxt_ctx_pg_info mrav_mem;
1243        struct bnxt_ctx_pg_info tim_mem;
1244        struct bnxt_ctx_pg_info *tqm_mem[9];
1245};
1246
1247struct bnxt {
1248        void __iomem            *bar0;
1249        void __iomem            *bar1;
1250        void __iomem            *bar2;
1251
1252        u32                     reg_base;
1253        u16                     chip_num;
1254#define CHIP_NUM_57301          0x16c8
1255#define CHIP_NUM_57302          0x16c9
1256#define CHIP_NUM_57304          0x16ca
1257#define CHIP_NUM_58700          0x16cd
1258#define CHIP_NUM_57402          0x16d0
1259#define CHIP_NUM_57404          0x16d1
1260#define CHIP_NUM_57406          0x16d2
1261#define CHIP_NUM_57407          0x16d5
1262
1263#define CHIP_NUM_57311          0x16ce
1264#define CHIP_NUM_57312          0x16cf
1265#define CHIP_NUM_57314          0x16df
1266#define CHIP_NUM_57317          0x16e0
1267#define CHIP_NUM_57412          0x16d6
1268#define CHIP_NUM_57414          0x16d7
1269#define CHIP_NUM_57416          0x16d8
1270#define CHIP_NUM_57417          0x16d9
1271#define CHIP_NUM_57412L         0x16da
1272#define CHIP_NUM_57414L         0x16db
1273
1274#define CHIP_NUM_5745X          0xd730
1275
1276#define CHIP_NUM_57500          0x1750
1277
1278#define CHIP_NUM_58802          0xd802
1279#define CHIP_NUM_58804          0xd804
1280#define CHIP_NUM_58808          0xd808
1281
1282#define BNXT_CHIP_NUM_5730X(chip_num)           \
1283        ((chip_num) >= CHIP_NUM_57301 &&        \
1284         (chip_num) <= CHIP_NUM_57304)
1285
1286#define BNXT_CHIP_NUM_5740X(chip_num)           \
1287        (((chip_num) >= CHIP_NUM_57402 &&       \
1288          (chip_num) <= CHIP_NUM_57406) ||      \
1289         (chip_num) == CHIP_NUM_57407)
1290
1291#define BNXT_CHIP_NUM_5731X(chip_num)           \
1292        ((chip_num) == CHIP_NUM_57311 ||        \
1293         (chip_num) == CHIP_NUM_57312 ||        \
1294         (chip_num) == CHIP_NUM_57314 ||        \
1295         (chip_num) == CHIP_NUM_57317)
1296
1297#define BNXT_CHIP_NUM_5741X(chip_num)           \
1298        ((chip_num) >= CHIP_NUM_57412 &&        \
1299         (chip_num) <= CHIP_NUM_57414L)
1300
1301#define BNXT_CHIP_NUM_58700(chip_num)           \
1302         ((chip_num) == CHIP_NUM_58700)
1303
1304#define BNXT_CHIP_NUM_5745X(chip_num)           \
1305         ((chip_num) == CHIP_NUM_5745X)
1306
1307#define BNXT_CHIP_NUM_57X0X(chip_num)           \
1308        (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1309
1310#define BNXT_CHIP_NUM_57X1X(chip_num)           \
1311        (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1312
1313#define BNXT_CHIP_NUM_588XX(chip_num)           \
1314        ((chip_num) == CHIP_NUM_58802 ||        \
1315         (chip_num) == CHIP_NUM_58804 ||        \
1316         (chip_num) == CHIP_NUM_58808)
1317
1318        struct net_device       *dev;
1319        struct pci_dev          *pdev;
1320
1321        atomic_t                intr_sem;
1322
1323        u32                     flags;
1324        #define BNXT_FLAG_CHIP_P5       0x1
1325        #define BNXT_FLAG_VF            0x2
1326        #define BNXT_FLAG_LRO           0x4
1327#ifdef CONFIG_INET
1328        #define BNXT_FLAG_GRO           0x8
1329#else
1330        /* Cannot support hardware GRO if CONFIG_INET is not set */
1331        #define BNXT_FLAG_GRO           0x0
1332#endif
1333        #define BNXT_FLAG_TPA           (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1334        #define BNXT_FLAG_JUMBO         0x10
1335        #define BNXT_FLAG_STRIP_VLAN    0x20
1336        #define BNXT_FLAG_AGG_RINGS     (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1337                                         BNXT_FLAG_LRO)
1338        #define BNXT_FLAG_USING_MSIX    0x40
1339        #define BNXT_FLAG_MSIX_CAP      0x80
1340        #define BNXT_FLAG_RFS           0x100
1341        #define BNXT_FLAG_SHARED_RINGS  0x200
1342        #define BNXT_FLAG_PORT_STATS    0x400
1343        #define BNXT_FLAG_UDP_RSS_CAP   0x800
1344        #define BNXT_FLAG_EEE_CAP       0x1000
1345        #define BNXT_FLAG_NEW_RSS_CAP   0x2000
1346        #define BNXT_FLAG_WOL_CAP       0x4000
1347        #define BNXT_FLAG_ROCEV1_CAP    0x8000
1348        #define BNXT_FLAG_ROCEV2_CAP    0x10000
1349        #define BNXT_FLAG_ROCE_CAP      (BNXT_FLAG_ROCEV1_CAP | \
1350                                         BNXT_FLAG_ROCEV2_CAP)
1351        #define BNXT_FLAG_NO_AGG_RINGS  0x20000
1352        #define BNXT_FLAG_RX_PAGE_MODE  0x40000
1353        #define BNXT_FLAG_MULTI_HOST    0x100000
1354        #define BNXT_FLAG_DOUBLE_DB     0x400000
1355        #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1356        #define BNXT_FLAG_DIM           0x2000000
1357        #define BNXT_FLAG_ROCE_MIRROR_CAP       0x4000000
1358        #define BNXT_FLAG_PORT_STATS_EXT        0x10000000
1359        #define BNXT_FLAG_PCIE_STATS    0x40000000
1360
1361        #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |             \
1362                                            BNXT_FLAG_RFS |             \
1363                                            BNXT_FLAG_STRIP_VLAN)
1364
1365#define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
1366#define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
1367#define BNXT_NPAR(bp)           ((bp)->port_partition_type)
1368#define BNXT_MH(bp)             ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1369#define BNXT_SINGLE_PF(bp)      (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1370#define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1371#define BNXT_RX_PAGE_MODE(bp)   ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1372#define BNXT_SUPPORTS_TPA(bp)   (!BNXT_CHIP_TYPE_NITRO_A0(bp) &&        \
1373                                 !(bp->flags & BNXT_FLAG_CHIP_P5) &&    \
1374                                 !is_kdump_kernel())
1375
1376/* Chip class phase 5 */
1377#define BNXT_CHIP_P5(bp)                        \
1378        ((bp)->chip_num == CHIP_NUM_57500)
1379
1380/* Chip class phase 4.x */
1381#define BNXT_CHIP_P4(bp)                        \
1382        (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1383         BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1384         BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1385         (BNXT_CHIP_NUM_58700((bp)->chip_num) &&        \
1386          !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1387
1388#define BNXT_CHIP_P4_PLUS(bp)                   \
1389        (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1390
1391        struct bnxt_en_dev      *edev;
1392        struct bnxt_en_dev *    (*ulp_probe)(struct net_device *);
1393
1394        struct bnxt_napi        **bnapi;
1395
1396        struct bnxt_rx_ring_info        *rx_ring;
1397        struct bnxt_tx_ring_info        *tx_ring;
1398        u16                     *tx_ring_map;
1399
1400        struct sk_buff *        (*gro_func)(struct bnxt_tpa_info *, int, int,
1401                                            struct sk_buff *);
1402
1403        struct sk_buff *        (*rx_skb_func)(struct bnxt *,
1404                                               struct bnxt_rx_ring_info *,
1405                                               u16, void *, u8 *, dma_addr_t,
1406                                               unsigned int);
1407
1408        u32                     rx_buf_size;
1409        u32                     rx_buf_use_size;        /* useable size */
1410        u16                     rx_offset;
1411        u16                     rx_dma_offset;
1412        enum dma_data_direction rx_dir;
1413        u32                     rx_ring_size;
1414        u32                     rx_agg_ring_size;
1415        u32                     rx_copy_thresh;
1416        u32                     rx_ring_mask;
1417        u32                     rx_agg_ring_mask;
1418        int                     rx_nr_pages;
1419        int                     rx_agg_nr_pages;
1420        int                     rx_nr_rings;
1421        int                     rsscos_nr_ctxs;
1422
1423        u32                     tx_ring_size;
1424        u32                     tx_ring_mask;
1425        int                     tx_nr_pages;
1426        int                     tx_nr_rings;
1427        int                     tx_nr_rings_per_tc;
1428        int                     tx_nr_rings_xdp;
1429
1430        int                     tx_wake_thresh;
1431        int                     tx_push_thresh;
1432        int                     tx_push_size;
1433
1434        u32                     cp_ring_size;
1435        u32                     cp_ring_mask;
1436        u32                     cp_bit;
1437        int                     cp_nr_pages;
1438        int                     cp_nr_rings;
1439
1440        /* grp_info indexed by completion ring index */
1441        struct bnxt_ring_grp_info       *grp_info;
1442        struct bnxt_vnic_info   *vnic_info;
1443        int                     nr_vnics;
1444        u32                     rss_hash_cfg;
1445
1446        u16                     max_mtu;
1447        u8                      max_tc;
1448        u8                      max_lltc;       /* lossless TCs */
1449        struct bnxt_queue_info  q_info[BNXT_MAX_QUEUE];
1450        u8                      tc_to_qidx[BNXT_MAX_QUEUE];
1451        u8                      q_ids[BNXT_MAX_QUEUE];
1452        u8                      max_q;
1453
1454        unsigned int            current_interval;
1455#define BNXT_TIMER_INTERVAL     HZ
1456
1457        struct timer_list       timer;
1458
1459        unsigned long           state;
1460#define BNXT_STATE_OPEN         0
1461#define BNXT_STATE_IN_SP_TASK   1
1462#define BNXT_STATE_READ_STATS   2
1463
1464        struct bnxt_irq *irq_tbl;
1465        int                     total_irqs;
1466        u8                      mac_addr[ETH_ALEN];
1467
1468#ifdef CONFIG_BNXT_DCB
1469        struct ieee_pfc         *ieee_pfc;
1470        struct ieee_ets         *ieee_ets;
1471        u8                      dcbx_cap;
1472        u8                      default_pri;
1473        u8                      max_dscp_value;
1474#endif /* CONFIG_BNXT_DCB */
1475
1476        u32                     msg_enable;
1477
1478        u32                     fw_cap;
1479        #define BNXT_FW_CAP_SHORT_CMD                   0x00000001
1480        #define BNXT_FW_CAP_LLDP_AGENT                  0x00000002
1481        #define BNXT_FW_CAP_DCBX_AGENT                  0x00000004
1482        #define BNXT_FW_CAP_NEW_RM                      0x00000008
1483        #define BNXT_FW_CAP_IF_CHANGE                   0x00000010
1484        #define BNXT_FW_CAP_KONG_MB_CHNL                0x00000080
1485        #define BNXT_FW_CAP_OVS_64BIT_HANDLE            0x00000400
1486        #define BNXT_FW_CAP_TRUSTED_VF                  0x00000800
1487        #define BNXT_FW_CAP_PKG_VER                     0x00004000
1488        #define BNXT_FW_CAP_CFA_ADV_FLOW                0x00008000
1489        #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX        0x00010000
1490        #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED        0x00020000
1491        #define BNXT_FW_CAP_EXT_STATS_SUPPORTED         0x00040000
1492
1493#define BNXT_NEW_RM(bp)         ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1494        u32                     hwrm_spec_code;
1495        u16                     hwrm_cmd_seq;
1496        u16                     hwrm_cmd_kong_seq;
1497        u16                     hwrm_intr_seq_id;
1498        void                    *hwrm_short_cmd_req_addr;
1499        dma_addr_t              hwrm_short_cmd_req_dma_addr;
1500        void                    *hwrm_cmd_resp_addr;
1501        dma_addr_t              hwrm_cmd_resp_dma_addr;
1502        void                    *hwrm_cmd_kong_resp_addr;
1503        dma_addr_t              hwrm_cmd_kong_resp_dma_addr;
1504
1505        struct rtnl_link_stats64        net_stats_prev;
1506        struct rx_port_stats    *hw_rx_port_stats;
1507        struct tx_port_stats    *hw_tx_port_stats;
1508        struct rx_port_stats_ext        *hw_rx_port_stats_ext;
1509        struct tx_port_stats_ext        *hw_tx_port_stats_ext;
1510        struct pcie_ctx_hw_stats        *hw_pcie_stats;
1511        dma_addr_t              hw_rx_port_stats_map;
1512        dma_addr_t              hw_tx_port_stats_map;
1513        dma_addr_t              hw_rx_port_stats_ext_map;
1514        dma_addr_t              hw_tx_port_stats_ext_map;
1515        dma_addr_t              hw_pcie_stats_map;
1516        int                     hw_port_stats_size;
1517        u16                     fw_rx_stats_ext_size;
1518        u16                     fw_tx_stats_ext_size;
1519        u8                      pri2cos[8];
1520        u8                      pri2cos_valid;
1521
1522        u16                     hwrm_max_req_len;
1523        u16                     hwrm_max_ext_req_len;
1524        int                     hwrm_cmd_timeout;
1525        struct mutex            hwrm_cmd_lock;  /* serialize hwrm messages */
1526        struct hwrm_ver_get_output      ver_resp;
1527#define FW_VER_STR_LEN          32
1528#define BC_HWRM_STR_LEN         21
1529#define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1530        char                    fw_ver_str[FW_VER_STR_LEN];
1531        __be16                  vxlan_port;
1532        u8                      vxlan_port_cnt;
1533        __le16                  vxlan_fw_dst_port_id;
1534        __be16                  nge_port;
1535        u8                      nge_port_cnt;
1536        __le16                  nge_fw_dst_port_id;
1537        u8                      port_partition_type;
1538        u8                      port_count;
1539        u16                     br_mode;
1540
1541        struct bnxt_coal_cap    coal_cap;
1542        struct bnxt_coal        rx_coal;
1543        struct bnxt_coal        tx_coal;
1544
1545        u32                     stats_coal_ticks;
1546#define BNXT_DEF_STATS_COAL_TICKS        1000000
1547#define BNXT_MIN_STATS_COAL_TICKS         250000
1548#define BNXT_MAX_STATS_COAL_TICKS        1000000
1549
1550        struct work_struct      sp_task;
1551        unsigned long           sp_event;
1552#define BNXT_RX_MASK_SP_EVENT           0
1553#define BNXT_RX_NTP_FLTR_SP_EVENT       1
1554#define BNXT_LINK_CHNG_SP_EVENT         2
1555#define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1556#define BNXT_VXLAN_ADD_PORT_SP_EVENT    4
1557#define BNXT_VXLAN_DEL_PORT_SP_EVENT    5
1558#define BNXT_RESET_TASK_SP_EVENT        6
1559#define BNXT_RST_RING_SP_EVENT          7
1560#define BNXT_HWRM_PF_UNLOAD_SP_EVENT    8
1561#define BNXT_PERIODIC_STATS_SP_EVENT    9
1562#define BNXT_HWRM_PORT_MODULE_SP_EVENT  10
1563#define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1564#define BNXT_GENEVE_ADD_PORT_SP_EVENT   12
1565#define BNXT_GENEVE_DEL_PORT_SP_EVENT   13
1566#define BNXT_LINK_SPEED_CHNG_SP_EVENT   14
1567#define BNXT_FLOW_STATS_SP_EVENT        15
1568#define BNXT_UPDATE_PHY_SP_EVENT        16
1569#define BNXT_RING_COAL_NOW_SP_EVENT     17
1570
1571        struct bnxt_hw_resc     hw_resc;
1572        struct bnxt_pf_info     pf;
1573        struct bnxt_ctx_mem_info        *ctx;
1574#ifdef CONFIG_BNXT_SRIOV
1575        int                     nr_vfs;
1576        struct bnxt_vf_info     vf;
1577        wait_queue_head_t       sriov_cfg_wait;
1578        bool                    sriov_cfg;
1579#define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1580
1581        /* lock to protect VF-rep creation/cleanup via
1582         * multiple paths such as ->sriov_configure() and
1583         * devlink ->eswitch_mode_set()
1584         */
1585        struct mutex            sriov_lock;
1586#endif
1587
1588#if BITS_PER_LONG == 32
1589        /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
1590        spinlock_t              db_lock;
1591#endif
1592
1593#define BNXT_NTP_FLTR_MAX_FLTR  4096
1594#define BNXT_NTP_FLTR_HASH_SIZE 512
1595#define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1596        struct hlist_head       ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1597        spinlock_t              ntp_fltr_lock;  /* for hash table add, del */
1598
1599        unsigned long           *ntp_fltr_bmap;
1600        int                     ntp_fltr_count;
1601
1602        /* To protect link related settings during link changes and
1603         * ethtool settings changes.
1604         */
1605        struct mutex            link_lock;
1606        struct bnxt_link_info   link_info;
1607        struct ethtool_eee      eee;
1608        u32                     lpi_tmr_lo;
1609        u32                     lpi_tmr_hi;
1610
1611        u8                      num_tests;
1612        struct bnxt_test_info   *test_info;
1613
1614        u8                      wol_filter_id;
1615        u8                      wol;
1616
1617        u8                      num_leds;
1618        struct bnxt_led_info    leds[BNXT_MAX_LED];
1619
1620        struct bpf_prog         *xdp_prog;
1621
1622        /* devlink interface and vf-rep structs */
1623        struct devlink          *dl;
1624        struct devlink_port     dl_port;
1625        enum devlink_eswitch_mode eswitch_mode;
1626        struct bnxt_vf_rep      **vf_reps; /* array of vf-rep ptrs */
1627        u16                     *cfa_code_map; /* cfa_code -> vf_idx map */
1628        u8                      switch_id[8];
1629        struct bnxt_tc_info     *tc_info;
1630        struct dentry           *debugfs_pdev;
1631        struct dentry           *debugfs_dim;
1632        struct device           *hwmon_dev;
1633};
1634
1635#define BNXT_RX_STATS_OFFSET(counter)                   \
1636        (offsetof(struct rx_port_stats, counter) / 8)
1637
1638#define BNXT_TX_STATS_OFFSET(counter)                   \
1639        ((offsetof(struct tx_port_stats, counter) +     \
1640          sizeof(struct rx_port_stats) + 512) / 8)
1641
1642#define BNXT_RX_STATS_EXT_OFFSET(counter)               \
1643        (offsetof(struct rx_port_stats_ext, counter) / 8)
1644
1645#define BNXT_TX_STATS_EXT_OFFSET(counter)               \
1646        (offsetof(struct tx_port_stats_ext, counter) / 8)
1647
1648#define BNXT_PCIE_STATS_OFFSET(counter)                 \
1649        (offsetof(struct pcie_ctx_hw_stats, counter) / 8)
1650
1651#define I2C_DEV_ADDR_A0                         0xa0
1652#define I2C_DEV_ADDR_A2                         0xa2
1653#define SFF_DIAG_SUPPORT_OFFSET                 0x5c
1654#define SFF_MODULE_ID_SFP                       0x3
1655#define SFF_MODULE_ID_QSFP                      0xc
1656#define SFF_MODULE_ID_QSFP_PLUS                 0xd
1657#define SFF_MODULE_ID_QSFP28                    0x11
1658#define BNXT_MAX_PHY_I2C_RESP_SIZE              64
1659
1660static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1661{
1662        /* Tell compiler to fetch tx indices from memory. */
1663        barrier();
1664
1665        return bp->tx_ring_size -
1666                ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1667}
1668
1669#if BITS_PER_LONG == 32
1670#define writeq(val64, db)                       \
1671do {                                            \
1672        spin_lock(&bp->db_lock);                \
1673        writel((val64) & 0xffffffff, db);       \
1674        writel((val64) >> 32, (db) + 4);        \
1675        spin_unlock(&bp->db_lock);              \
1676} while (0)
1677
1678#define writeq_relaxed writeq
1679#endif
1680
1681/* For TX and RX ring doorbells with no ordering guarantee*/
1682static inline void bnxt_db_write_relaxed(struct bnxt *bp,
1683                                         struct bnxt_db_info *db, u32 idx)
1684{
1685        if (bp->flags & BNXT_FLAG_CHIP_P5) {
1686                writeq_relaxed(db->db_key64 | idx, db->doorbell);
1687        } else {
1688                u32 db_val = db->db_key32 | idx;
1689
1690                writel_relaxed(db_val, db->doorbell);
1691                if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1692                        writel_relaxed(db_val, db->doorbell);
1693        }
1694}
1695
1696/* For TX and RX ring doorbells */
1697static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
1698                                 u32 idx)
1699{
1700        if (bp->flags & BNXT_FLAG_CHIP_P5) {
1701                writeq(db->db_key64 | idx, db->doorbell);
1702        } else {
1703                u32 db_val = db->db_key32 | idx;
1704
1705                writel(db_val, db->doorbell);
1706                if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1707                        writel(db_val, db->doorbell);
1708        }
1709}
1710
1711static inline bool bnxt_cfa_hwrm_message(u16 req_type)
1712{
1713        switch (req_type) {
1714        case HWRM_CFA_ENCAP_RECORD_ALLOC:
1715        case HWRM_CFA_ENCAP_RECORD_FREE:
1716        case HWRM_CFA_DECAP_FILTER_ALLOC:
1717        case HWRM_CFA_DECAP_FILTER_FREE:
1718        case HWRM_CFA_NTUPLE_FILTER_ALLOC:
1719        case HWRM_CFA_NTUPLE_FILTER_FREE:
1720        case HWRM_CFA_NTUPLE_FILTER_CFG:
1721        case HWRM_CFA_EM_FLOW_ALLOC:
1722        case HWRM_CFA_EM_FLOW_FREE:
1723        case HWRM_CFA_EM_FLOW_CFG:
1724        case HWRM_CFA_FLOW_ALLOC:
1725        case HWRM_CFA_FLOW_FREE:
1726        case HWRM_CFA_FLOW_INFO:
1727        case HWRM_CFA_FLOW_FLUSH:
1728        case HWRM_CFA_FLOW_STATS:
1729        case HWRM_CFA_METER_PROFILE_ALLOC:
1730        case HWRM_CFA_METER_PROFILE_FREE:
1731        case HWRM_CFA_METER_PROFILE_CFG:
1732        case HWRM_CFA_METER_INSTANCE_ALLOC:
1733        case HWRM_CFA_METER_INSTANCE_FREE:
1734                return true;
1735        default:
1736                return false;
1737        }
1738}
1739
1740static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
1741{
1742        return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1743                bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
1744}
1745
1746static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
1747{
1748        return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1749                req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
1750}
1751
1752static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
1753{
1754        if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
1755                return bp->hwrm_cmd_kong_resp_addr;
1756        else
1757                return bp->hwrm_cmd_resp_addr;
1758}
1759
1760static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
1761{
1762        u16 seq_id;
1763
1764        if (dst == BNXT_HWRM_CHNL_CHIMP)
1765                seq_id = bp->hwrm_cmd_seq++;
1766        else
1767                seq_id = bp->hwrm_cmd_kong_seq++;
1768        return seq_id;
1769}
1770
1771extern const u16 bnxt_lhint_arr[];
1772
1773int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1774                       u16 prod, gfp_t gfp);
1775void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1776void bnxt_set_tpa_flags(struct bnxt *bp);
1777void bnxt_set_ring_params(struct bnxt *);
1778int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1779void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1780int _hwrm_send_message(struct bnxt *, void *, u32, int);
1781int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
1782int hwrm_send_message(struct bnxt *, void *, u32, int);
1783int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1784int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1785                                     int bmap_size);
1786int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1787int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1788int bnxt_nq_rings_in_use(struct bnxt *bp);
1789int bnxt_hwrm_set_coal(struct bnxt *);
1790unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1791unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
1792unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1793unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
1794int bnxt_get_avail_msix(struct bnxt *bp, int num);
1795int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
1796void bnxt_tx_disable(struct bnxt *bp);
1797void bnxt_tx_enable(struct bnxt *bp);
1798int bnxt_hwrm_set_pause(struct bnxt *);
1799int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1800int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1801int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1802int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
1803int bnxt_hwrm_fw_set_time(struct bnxt *);
1804int bnxt_open_nic(struct bnxt *, bool, bool);
1805int bnxt_half_open_nic(struct bnxt *bp);
1806void bnxt_half_close_nic(struct bnxt *bp);
1807int bnxt_close_nic(struct bnxt *, bool, bool);
1808int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1809                     int tx_xdp);
1810int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
1811int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1812int bnxt_restore_pf_fw_resources(struct bnxt *bp);
1813int bnxt_get_port_parent_id(struct net_device *dev,
1814                            struct netdev_phys_item_id *ppid);
1815void bnxt_dim_work(struct work_struct *work);
1816int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1817
1818#endif
1819