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      "1.10.1"
  16
  17#define DRV_VER_MAJ     1
  18#define DRV_VER_MIN     10
  19#define DRV_VER_UPD     1
  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#ifdef CONFIG_TEE_BNXT_FW
  29#include <linux/firmware/broadcom/tee_bnxt_fw.h>
  30#endif
  31
  32extern struct list_head bnxt_block_cb_list;
  33
  34struct page_pool;
  35
  36struct tx_bd {
  37        __le32 tx_bd_len_flags_type;
  38        #define TX_BD_TYPE                                      (0x3f << 0)
  39         #define TX_BD_TYPE_SHORT_TX_BD                          (0x00 << 0)
  40         #define TX_BD_TYPE_LONG_TX_BD                           (0x10 << 0)
  41        #define TX_BD_FLAGS_PACKET_END                          (1 << 6)
  42        #define TX_BD_FLAGS_NO_CMPL                             (1 << 7)
  43        #define TX_BD_FLAGS_BD_CNT                              (0x1f << 8)
  44         #define TX_BD_FLAGS_BD_CNT_SHIFT                        8
  45        #define TX_BD_FLAGS_LHINT                               (3 << 13)
  46         #define TX_BD_FLAGS_LHINT_SHIFT                         13
  47         #define TX_BD_FLAGS_LHINT_512_AND_SMALLER               (0 << 13)
  48         #define TX_BD_FLAGS_LHINT_512_TO_1023                   (1 << 13)
  49         #define TX_BD_FLAGS_LHINT_1024_TO_2047                  (2 << 13)
  50         #define TX_BD_FLAGS_LHINT_2048_AND_LARGER               (3 << 13)
  51        #define TX_BD_FLAGS_COAL_NOW                            (1 << 15)
  52        #define TX_BD_LEN                                       (0xffff << 16)
  53         #define TX_BD_LEN_SHIFT                                 16
  54
  55        u32 tx_bd_opaque;
  56        __le64 tx_bd_haddr;
  57} __packed;
  58
  59struct tx_bd_ext {
  60        __le32 tx_bd_hsize_lflags;
  61        #define TX_BD_FLAGS_TCP_UDP_CHKSUM                      (1 << 0)
  62        #define TX_BD_FLAGS_IP_CKSUM                            (1 << 1)
  63        #define TX_BD_FLAGS_NO_CRC                              (1 << 2)
  64        #define TX_BD_FLAGS_STAMP                               (1 << 3)
  65        #define TX_BD_FLAGS_T_IP_CHKSUM                         (1 << 4)
  66        #define TX_BD_FLAGS_LSO                                 (1 << 5)
  67        #define TX_BD_FLAGS_IPID_FMT                            (1 << 6)
  68        #define TX_BD_FLAGS_T_IPID                              (1 << 7)
  69        #define TX_BD_HSIZE                                     (0xff << 16)
  70         #define TX_BD_HSIZE_SHIFT                               16
  71
  72        __le32 tx_bd_mss;
  73        __le32 tx_bd_cfa_action;
  74        #define TX_BD_CFA_ACTION                                (0xffff << 16)
  75         #define TX_BD_CFA_ACTION_SHIFT                          16
  76
  77        __le32 tx_bd_cfa_meta;
  78        #define TX_BD_CFA_META_MASK                             0xfffffff
  79        #define TX_BD_CFA_META_VID_MASK                         0xfff
  80        #define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
  81         #define TX_BD_CFA_META_PRI_SHIFT                        12
  82        #define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
  83         #define TX_BD_CFA_META_TPID_SHIFT                       16
  84        #define TX_BD_CFA_META_KEY                              (0xf << 28)
  85         #define TX_BD_CFA_META_KEY_SHIFT                        28
  86        #define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
  87};
  88
  89struct rx_bd {
  90        __le32 rx_bd_len_flags_type;
  91        #define RX_BD_TYPE                                      (0x3f << 0)
  92         #define RX_BD_TYPE_RX_PACKET_BD                         0x4
  93         #define RX_BD_TYPE_RX_BUFFER_BD                         0x5
  94         #define RX_BD_TYPE_RX_AGG_BD                            0x6
  95         #define RX_BD_TYPE_16B_BD_SIZE                          (0 << 4)
  96         #define RX_BD_TYPE_32B_BD_SIZE                          (1 << 4)
  97         #define RX_BD_TYPE_48B_BD_SIZE                          (2 << 4)
  98         #define RX_BD_TYPE_64B_BD_SIZE                          (3 << 4)
  99        #define RX_BD_FLAGS_SOP                                 (1 << 6)
 100        #define RX_BD_FLAGS_EOP                                 (1 << 7)
 101        #define RX_BD_FLAGS_BUFFERS                             (3 << 8)
 102         #define RX_BD_FLAGS_1_BUFFER_PACKET                     (0 << 8)
 103         #define RX_BD_FLAGS_2_BUFFER_PACKET                     (1 << 8)
 104         #define RX_BD_FLAGS_3_BUFFER_PACKET                     (2 << 8)
 105         #define RX_BD_FLAGS_4_BUFFER_PACKET                     (3 << 8)
 106        #define RX_BD_LEN                                       (0xffff << 16)
 107         #define RX_BD_LEN_SHIFT                                 16
 108
 109        u32 rx_bd_opaque;
 110        __le64 rx_bd_haddr;
 111};
 112
 113struct tx_cmp {
 114        __le32 tx_cmp_flags_type;
 115        #define CMP_TYPE                                        (0x3f << 0)
 116         #define CMP_TYPE_TX_L2_CMP                              0
 117         #define CMP_TYPE_RX_L2_CMP                              17
 118         #define CMP_TYPE_RX_AGG_CMP                             18
 119         #define CMP_TYPE_RX_L2_TPA_START_CMP                    19
 120         #define CMP_TYPE_RX_L2_TPA_END_CMP                      21
 121         #define CMP_TYPE_RX_TPA_AGG_CMP                         22
 122         #define CMP_TYPE_STATUS_CMP                             32
 123         #define CMP_TYPE_REMOTE_DRIVER_REQ                      34
 124         #define CMP_TYPE_REMOTE_DRIVER_RESP                     36
 125         #define CMP_TYPE_ERROR_STATUS                           48
 126         #define CMPL_BASE_TYPE_STAT_EJECT                       0x1aUL
 127         #define CMPL_BASE_TYPE_HWRM_DONE                        0x20UL
 128         #define CMPL_BASE_TYPE_HWRM_FWD_REQ                     0x22UL
 129         #define CMPL_BASE_TYPE_HWRM_FWD_RESP                    0x24UL
 130         #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT                 0x2eUL
 131
 132        #define TX_CMP_FLAGS_ERROR                              (1 << 6)
 133        #define TX_CMP_FLAGS_PUSH                               (1 << 7)
 134
 135        u32 tx_cmp_opaque;
 136        __le32 tx_cmp_errors_v;
 137        #define TX_CMP_V                                        (1 << 0)
 138        #define TX_CMP_ERRORS_BUFFER_ERROR                      (7 << 1)
 139         #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR             0
 140         #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT           2
 141         #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG         4
 142         #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS          5
 143         #define TX_CMP_ERRORS_ZERO_LENGTH_PKT                   (1 << 4)
 144         #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN                  (1 << 5)
 145         #define TX_CMP_ERRORS_DMA_ERROR                         (1 << 6)
 146         #define TX_CMP_ERRORS_HINT_TOO_SHORT                    (1 << 7)
 147
 148        __le32 tx_cmp_unsed_3;
 149};
 150
 151struct rx_cmp {
 152        __le32 rx_cmp_len_flags_type;
 153        #define RX_CMP_CMP_TYPE                                 (0x3f << 0)
 154        #define RX_CMP_FLAGS_ERROR                              (1 << 6)
 155        #define RX_CMP_FLAGS_PLACEMENT                          (7 << 7)
 156        #define RX_CMP_FLAGS_RSS_VALID                          (1 << 10)
 157        #define RX_CMP_FLAGS_UNUSED                             (1 << 11)
 158         #define RX_CMP_FLAGS_ITYPES_SHIFT                       12
 159         #define RX_CMP_FLAGS_ITYPE_UNKNOWN                      (0 << 12)
 160         #define RX_CMP_FLAGS_ITYPE_IP                           (1 << 12)
 161         #define RX_CMP_FLAGS_ITYPE_TCP                          (2 << 12)
 162         #define RX_CMP_FLAGS_ITYPE_UDP                          (3 << 12)
 163         #define RX_CMP_FLAGS_ITYPE_FCOE                         (4 << 12)
 164         #define RX_CMP_FLAGS_ITYPE_ROCE                         (5 << 12)
 165         #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS                    (8 << 12)
 166         #define RX_CMP_FLAGS_ITYPE_PTP_W_TS                     (9 << 12)
 167        #define RX_CMP_LEN                                      (0xffff << 16)
 168         #define RX_CMP_LEN_SHIFT                                16
 169
 170        u32 rx_cmp_opaque;
 171        __le32 rx_cmp_misc_v1;
 172        #define RX_CMP_V1                                       (1 << 0)
 173        #define RX_CMP_AGG_BUFS                                 (0x1f << 1)
 174         #define RX_CMP_AGG_BUFS_SHIFT                           1
 175        #define RX_CMP_RSS_HASH_TYPE                            (0x7f << 9)
 176         #define RX_CMP_RSS_HASH_TYPE_SHIFT                      9
 177        #define RX_CMP_PAYLOAD_OFFSET                           (0xff << 16)
 178         #define RX_CMP_PAYLOAD_OFFSET_SHIFT                     16
 179
 180        __le32 rx_cmp_rss_hash;
 181};
 182
 183#define RX_CMP_HASH_VALID(rxcmp)                                \
 184        ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
 185
 186#define RSS_PROFILE_ID_MASK     0x1f
 187
 188#define RX_CMP_HASH_TYPE(rxcmp)                                 \
 189        (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
 190          RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
 191
 192struct rx_cmp_ext {
 193        __le32 rx_cmp_flags2;
 194        #define RX_CMP_FLAGS2_IP_CS_CALC                        0x1
 195        #define RX_CMP_FLAGS2_L4_CS_CALC                        (0x1 << 1)
 196        #define RX_CMP_FLAGS2_T_IP_CS_CALC                      (0x1 << 2)
 197        #define RX_CMP_FLAGS2_T_L4_CS_CALC                      (0x1 << 3)
 198        #define RX_CMP_FLAGS2_META_FORMAT_VLAN                  (0x1 << 4)
 199        __le32 rx_cmp_meta_data;
 200        #define RX_CMP_FLAGS2_METADATA_TCI_MASK                 0xffff
 201        #define RX_CMP_FLAGS2_METADATA_VID_MASK                 0xfff
 202        #define RX_CMP_FLAGS2_METADATA_TPID_MASK                0xffff0000
 203         #define RX_CMP_FLAGS2_METADATA_TPID_SFT                 16
 204        __le32 rx_cmp_cfa_code_errors_v2;
 205        #define RX_CMP_V                                        (1 << 0)
 206        #define RX_CMPL_ERRORS_MASK                             (0x7fff << 1)
 207         #define RX_CMPL_ERRORS_SFT                              1
 208        #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK                (0x7 << 1)
 209         #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER           (0x0 << 1)
 210         #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT         (0x1 << 1)
 211         #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP         (0x2 << 1)
 212         #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT          (0x3 << 1)
 213        #define RX_CMPL_ERRORS_IP_CS_ERROR                      (0x1 << 4)
 214        #define RX_CMPL_ERRORS_L4_CS_ERROR                      (0x1 << 5)
 215        #define RX_CMPL_ERRORS_T_IP_CS_ERROR                    (0x1 << 6)
 216        #define RX_CMPL_ERRORS_T_L4_CS_ERROR                    (0x1 << 7)
 217        #define RX_CMPL_ERRORS_CRC_ERROR                        (0x1 << 8)
 218        #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK                 (0x7 << 9)
 219         #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR             (0x0 << 9)
 220         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION     (0x1 << 9)
 221         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN     (0x2 << 9)
 222         #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR   (0x3 << 9)
 223         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR     (0x4 << 9)
 224         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR    (0x5 << 9)
 225         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL         (0x6 << 9)
 226        #define RX_CMPL_ERRORS_PKT_ERROR_MASK                   (0xf << 12)
 227         #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR               (0x0 << 12)
 228         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION         (0x1 << 12)
 229         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN         (0x2 << 12)
 230         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL             (0x3 << 12)
 231         #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR         (0x4 << 12)
 232         #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR        (0x5 << 12)
 233         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN         (0x6 << 12)
 234         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
 235         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN         (0x8 << 12)
 236
 237        #define RX_CMPL_CFA_CODE_MASK                           (0xffff << 16)
 238         #define RX_CMPL_CFA_CODE_SFT                            16
 239
 240        __le32 rx_cmp_unused3;
 241};
 242
 243#define RX_CMP_L2_ERRORS                                                \
 244        cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
 245
 246#define RX_CMP_L4_CS_BITS                                               \
 247        (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
 248
 249#define RX_CMP_L4_CS_ERR_BITS                                           \
 250        (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
 251
 252#define RX_CMP_L4_CS_OK(rxcmp1)                                         \
 253            (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) &&           \
 254             !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
 255
 256#define RX_CMP_ENCAP(rxcmp1)                                            \
 257            ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &                    \
 258             RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
 259
 260#define RX_CMP_CFA_CODE(rxcmpl1)                                        \
 261        ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) &           \
 262          RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
 263
 264struct rx_agg_cmp {
 265        __le32 rx_agg_cmp_len_flags_type;
 266        #define RX_AGG_CMP_TYPE                                 (0x3f << 0)
 267        #define RX_AGG_CMP_LEN                                  (0xffff << 16)
 268         #define RX_AGG_CMP_LEN_SHIFT                            16
 269        u32 rx_agg_cmp_opaque;
 270        __le32 rx_agg_cmp_v;
 271        #define RX_AGG_CMP_V                                    (1 << 0)
 272        #define RX_AGG_CMP_AGG_ID                               (0xffff << 16)
 273         #define RX_AGG_CMP_AGG_ID_SHIFT                         16
 274        __le32 rx_agg_cmp_unused;
 275};
 276
 277#define TPA_AGG_AGG_ID(rx_agg)                          \
 278        ((le32_to_cpu((rx_agg)->rx_agg_cmp_v) &         \
 279         RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT)
 280
 281struct rx_tpa_start_cmp {
 282        __le32 rx_tpa_start_cmp_len_flags_type;
 283        #define RX_TPA_START_CMP_TYPE                           (0x3f << 0)
 284        #define RX_TPA_START_CMP_FLAGS                          (0x3ff << 6)
 285         #define RX_TPA_START_CMP_FLAGS_SHIFT                    6
 286        #define RX_TPA_START_CMP_FLAGS_ERROR                    (0x1 << 6)
 287        #define RX_TPA_START_CMP_FLAGS_PLACEMENT                (0x7 << 7)
 288         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT          7
 289         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO          (0x1 << 7)
 290         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS            (0x2 << 7)
 291         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO      (0x5 << 7)
 292         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS        (0x6 << 7)
 293        #define RX_TPA_START_CMP_FLAGS_RSS_VALID                (0x1 << 10)
 294        #define RX_TPA_START_CMP_FLAGS_TIMESTAMP                (0x1 << 11)
 295        #define RX_TPA_START_CMP_FLAGS_ITYPES                   (0xf << 12)
 296         #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT             12
 297         #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP                (0x2 << 12)
 298        #define RX_TPA_START_CMP_LEN                            (0xffff << 16)
 299         #define RX_TPA_START_CMP_LEN_SHIFT                      16
 300
 301        u32 rx_tpa_start_cmp_opaque;
 302        __le32 rx_tpa_start_cmp_misc_v1;
 303        #define RX_TPA_START_CMP_V1                             (0x1 << 0)
 304        #define RX_TPA_START_CMP_RSS_HASH_TYPE                  (0x7f << 9)
 305         #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT            9
 306        #define RX_TPA_START_CMP_AGG_ID                         (0x7f << 25)
 307         #define RX_TPA_START_CMP_AGG_ID_SHIFT                   25
 308        #define RX_TPA_START_CMP_AGG_ID_P5                      (0xffff << 16)
 309         #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5                16
 310
 311        __le32 rx_tpa_start_cmp_rss_hash;
 312};
 313
 314#define TPA_START_HASH_VALID(rx_tpa_start)                              \
 315        ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
 316         cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
 317
 318#define TPA_START_HASH_TYPE(rx_tpa_start)                               \
 319        (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &      \
 320           RX_TPA_START_CMP_RSS_HASH_TYPE) >>                           \
 321          RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
 322
 323#define TPA_START_AGG_ID(rx_tpa_start)                                  \
 324        ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
 325         RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
 326
 327#define TPA_START_AGG_ID_P5(rx_tpa_start)                               \
 328        ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
 329         RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5)
 330
 331#define TPA_START_ERROR(rx_tpa_start)                                   \
 332        ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
 333         cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR))
 334
 335struct rx_tpa_start_cmp_ext {
 336        __le32 rx_tpa_start_cmp_flags2;
 337        #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC              (0x1 << 0)
 338        #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC              (0x1 << 1)
 339        #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC            (0x1 << 2)
 340        #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC            (0x1 << 3)
 341        #define RX_TPA_START_CMP_FLAGS2_IP_TYPE                 (0x1 << 8)
 342        #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID         (0x1 << 9)
 343        #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT         (0x3 << 10)
 344         #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT   10
 345        #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL               (0xffff << 16)
 346         #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT         16
 347
 348        __le32 rx_tpa_start_cmp_metadata;
 349        __le32 rx_tpa_start_cmp_cfa_code_v2;
 350        #define RX_TPA_START_CMP_V2                             (0x1 << 0)
 351        #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK       (0x7 << 1)
 352         #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT      1
 353         #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER  (0x0 << 1)
 354         #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
 355         #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH      (0x5 << 1)
 356        #define RX_TPA_START_CMP_CFA_CODE                       (0xffff << 16)
 357         #define RX_TPA_START_CMPL_CFA_CODE_SHIFT                16
 358        __le32 rx_tpa_start_cmp_hdr_info;
 359};
 360
 361#define TPA_START_CFA_CODE(rx_tpa_start)                                \
 362        ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &   \
 363         RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
 364
 365#define TPA_START_IS_IPV6(rx_tpa_start)                         \
 366        (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 &           \
 367            cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
 368
 369#define TPA_START_ERROR_CODE(rx_tpa_start)                              \
 370        ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &   \
 371          RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >>                 \
 372         RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT)
 373
 374struct rx_tpa_end_cmp {
 375        __le32 rx_tpa_end_cmp_len_flags_type;
 376        #define RX_TPA_END_CMP_TYPE                             (0x3f << 0)
 377        #define RX_TPA_END_CMP_FLAGS                            (0x3ff << 6)
 378         #define RX_TPA_END_CMP_FLAGS_SHIFT                      6
 379        #define RX_TPA_END_CMP_FLAGS_PLACEMENT                  (0x7 << 7)
 380         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT            7
 381         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO            (0x1 << 7)
 382         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS              (0x2 << 7)
 383         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO        (0x5 << 7)
 384         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS          (0x6 << 7)
 385        #define RX_TPA_END_CMP_FLAGS_RSS_VALID                  (0x1 << 10)
 386        #define RX_TPA_END_CMP_FLAGS_ITYPES                     (0xf << 12)
 387         #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT               12
 388         #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP                  (0x2 << 12)
 389        #define RX_TPA_END_CMP_LEN                              (0xffff << 16)
 390         #define RX_TPA_END_CMP_LEN_SHIFT                        16
 391
 392        u32 rx_tpa_end_cmp_opaque;
 393        __le32 rx_tpa_end_cmp_misc_v1;
 394        #define RX_TPA_END_CMP_V1                               (0x1 << 0)
 395        #define RX_TPA_END_CMP_AGG_BUFS                         (0x3f << 1)
 396         #define RX_TPA_END_CMP_AGG_BUFS_SHIFT                   1
 397        #define RX_TPA_END_CMP_TPA_SEGS                         (0xff << 8)
 398         #define RX_TPA_END_CMP_TPA_SEGS_SHIFT                   8
 399        #define RX_TPA_END_CMP_PAYLOAD_OFFSET                   (0xff << 16)
 400         #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT             16
 401        #define RX_TPA_END_CMP_AGG_ID                           (0x7f << 25)
 402         #define RX_TPA_END_CMP_AGG_ID_SHIFT                     25
 403        #define RX_TPA_END_CMP_AGG_ID_P5                        (0xffff << 16)
 404         #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5                  16
 405
 406        __le32 rx_tpa_end_cmp_tsdelta;
 407        #define RX_TPA_END_GRO_TS                               (0x1 << 31)
 408};
 409
 410#define TPA_END_AGG_ID(rx_tpa_end)                                      \
 411        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 412         RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
 413
 414#define TPA_END_AGG_ID_P5(rx_tpa_end)                                   \
 415        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 416         RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5)
 417
 418#define TPA_END_PAYLOAD_OFF(rx_tpa_end)                                 \
 419        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 420         RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT)
 421
 422#define TPA_END_AGG_BUFS(rx_tpa_end)                                    \
 423        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 424         RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT)
 425
 426#define TPA_END_TPA_SEGS(rx_tpa_end)                                    \
 427        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
 428         RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
 429
 430#define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO                          \
 431        cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &          \
 432                    RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
 433
 434#define TPA_END_GRO(rx_tpa_end)                                         \
 435        ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &                  \
 436         RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
 437
 438#define TPA_END_GRO_TS(rx_tpa_end)                                      \
 439        (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &                      \
 440            cpu_to_le32(RX_TPA_END_GRO_TS)))
 441
 442struct rx_tpa_end_cmp_ext {
 443        __le32 rx_tpa_end_cmp_dup_acks;
 444        #define RX_TPA_END_CMP_TPA_DUP_ACKS                     (0xf << 0)
 445        #define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5                (0xff << 16)
 446         #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5          16
 447        #define RX_TPA_END_CMP_AGG_BUFS_P5                      (0xff << 24)
 448         #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5                24
 449
 450        __le32 rx_tpa_end_cmp_seg_len;
 451        #define RX_TPA_END_CMP_TPA_SEG_LEN                      (0xffff << 0)
 452
 453        __le32 rx_tpa_end_cmp_errors_v2;
 454        #define RX_TPA_END_CMP_V2                               (0x1 << 0)
 455        #define RX_TPA_END_CMP_ERRORS                           (0x3 << 1)
 456        #define RX_TPA_END_CMP_ERRORS_P5                        (0x7 << 1)
 457        #define RX_TPA_END_CMPL_ERRORS_SHIFT                     1
 458         #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER    (0x0 << 1)
 459         #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP  (0x2 << 1)
 460         #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT   (0x3 << 1)
 461         #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR    (0x4 << 1)
 462         #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH        (0x5 << 1)
 463
 464        u32 rx_tpa_end_cmp_start_opaque;
 465};
 466
 467#define TPA_END_ERRORS(rx_tpa_end_ext)                                  \
 468        ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &                   \
 469         cpu_to_le32(RX_TPA_END_CMP_ERRORS))
 470
 471#define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext)                          \
 472        ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &      \
 473         RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >>                           \
 474        RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5)
 475
 476#define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext)                             \
 477        ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &      \
 478         RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5)
 479
 480#define EVENT_DATA1_RESET_NOTIFY_FATAL(data1)                           \
 481        (((data1) &                                                     \
 482          ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
 483         ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL)
 484
 485#define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1)                         \
 486        !!((data1) &                                                    \
 487           ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC)
 488
 489#define EVENT_DATA1_RECOVERY_ENABLED(data1)                             \
 490        !!((data1) &                                                    \
 491           ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
 492
 493struct nqe_cn {
 494        __le16  type;
 495        #define NQ_CN_TYPE_MASK           0x3fUL
 496        #define NQ_CN_TYPE_SFT            0
 497        #define NQ_CN_TYPE_CQ_NOTIFICATION  0x30UL
 498        #define NQ_CN_TYPE_LAST            NQ_CN_TYPE_CQ_NOTIFICATION
 499        __le16  reserved16;
 500        __le32  cq_handle_low;
 501        __le32  v;
 502        #define NQ_CN_V     0x1UL
 503        __le32  cq_handle_high;
 504};
 505
 506#define DB_IDX_MASK                                             0xffffff
 507#define DB_IDX_VALID                                            (0x1 << 26)
 508#define DB_IRQ_DIS                                              (0x1 << 27)
 509#define DB_KEY_TX                                               (0x0 << 28)
 510#define DB_KEY_RX                                               (0x1 << 28)
 511#define DB_KEY_CP                                               (0x2 << 28)
 512#define DB_KEY_ST                                               (0x3 << 28)
 513#define DB_KEY_TX_PUSH                                          (0x4 << 28)
 514#define DB_LONG_TX_PUSH                                         (0x2 << 24)
 515
 516#define BNXT_MIN_ROCE_CP_RINGS  2
 517#define BNXT_MIN_ROCE_STAT_CTXS 1
 518
 519/* 64-bit doorbell */
 520#define DBR_INDEX_MASK                                  0x0000000000ffffffULL
 521#define DBR_XID_MASK                                    0x000fffff00000000ULL
 522#define DBR_XID_SFT                                     32
 523#define DBR_PATH_L2                                     (0x1ULL << 56)
 524#define DBR_TYPE_SQ                                     (0x0ULL << 60)
 525#define DBR_TYPE_RQ                                     (0x1ULL << 60)
 526#define DBR_TYPE_SRQ                                    (0x2ULL << 60)
 527#define DBR_TYPE_SRQ_ARM                                (0x3ULL << 60)
 528#define DBR_TYPE_CQ                                     (0x4ULL << 60)
 529#define DBR_TYPE_CQ_ARMSE                               (0x5ULL << 60)
 530#define DBR_TYPE_CQ_ARMALL                              (0x6ULL << 60)
 531#define DBR_TYPE_CQ_ARMENA                              (0x7ULL << 60)
 532#define DBR_TYPE_SRQ_ARMENA                             (0x8ULL << 60)
 533#define DBR_TYPE_CQ_CUTOFF_ACK                          (0x9ULL << 60)
 534#define DBR_TYPE_NQ                                     (0xaULL << 60)
 535#define DBR_TYPE_NQ_ARM                                 (0xbULL << 60)
 536#define DBR_TYPE_NULL                                   (0xfULL << 60)
 537
 538#define INVALID_HW_RING_ID      ((u16)-1)
 539
 540/* The hardware supports certain page sizes.  Use the supported page sizes
 541 * to allocate the rings.
 542 */
 543#if (PAGE_SHIFT < 12)
 544#define BNXT_PAGE_SHIFT 12
 545#elif (PAGE_SHIFT <= 13)
 546#define BNXT_PAGE_SHIFT PAGE_SHIFT
 547#elif (PAGE_SHIFT < 16)
 548#define BNXT_PAGE_SHIFT 13
 549#else
 550#define BNXT_PAGE_SHIFT 16
 551#endif
 552
 553#define BNXT_PAGE_SIZE  (1 << BNXT_PAGE_SHIFT)
 554
 555/* The RXBD length is 16-bit so we can only support page sizes < 64K */
 556#if (PAGE_SHIFT > 15)
 557#define BNXT_RX_PAGE_SHIFT 15
 558#else
 559#define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
 560#endif
 561
 562#define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
 563
 564#define BNXT_MAX_MTU            9500
 565#define BNXT_MAX_PAGE_MODE_MTU  \
 566        ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -       \
 567         XDP_PACKET_HEADROOM)
 568
 569#define BNXT_MIN_PKT_SIZE       52
 570
 571#define BNXT_DEFAULT_RX_RING_SIZE       511
 572#define BNXT_DEFAULT_TX_RING_SIZE       511
 573
 574#define MAX_TPA         64
 575#define MAX_TPA_P5      256
 576#define MAX_TPA_P5_MASK (MAX_TPA_P5 - 1)
 577#define MAX_TPA_SEGS_P5 0x3f
 578
 579#if (BNXT_PAGE_SHIFT == 16)
 580#define MAX_RX_PAGES    1
 581#define MAX_RX_AGG_PAGES        4
 582#define MAX_TX_PAGES    1
 583#define MAX_CP_PAGES    8
 584#else
 585#define MAX_RX_PAGES    8
 586#define MAX_RX_AGG_PAGES        32
 587#define MAX_TX_PAGES    8
 588#define MAX_CP_PAGES    64
 589#endif
 590
 591#define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
 592#define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
 593#define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
 594
 595#define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
 596#define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
 597
 598#define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
 599
 600#define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
 601#define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
 602
 603#define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
 604
 605#define BNXT_MAX_RX_DESC_CNT            (RX_DESC_CNT * MAX_RX_PAGES - 1)
 606#define BNXT_MAX_RX_JUM_DESC_CNT        (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
 607#define BNXT_MAX_TX_DESC_CNT            (TX_DESC_CNT * MAX_TX_PAGES - 1)
 608
 609#define RX_RING(x)      (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 610#define RX_IDX(x)       ((x) & (RX_DESC_CNT - 1))
 611
 612#define TX_RING(x)      (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 613#define TX_IDX(x)       ((x) & (TX_DESC_CNT - 1))
 614
 615#define CP_RING(x)      (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
 616#define CP_IDX(x)       ((x) & (CP_DESC_CNT - 1))
 617
 618#define TX_CMP_VALID(txcmp, raw_cons)                                   \
 619        (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==        \
 620         !((raw_cons) & bp->cp_bit))
 621
 622#define RX_CMP_VALID(rxcmp1, raw_cons)                                  \
 623        (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
 624         !((raw_cons) & bp->cp_bit))
 625
 626#define RX_AGG_CMP_VALID(agg, raw_cons)                         \
 627        (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
 628         !((raw_cons) & bp->cp_bit))
 629
 630#define NQ_CMP_VALID(nqcmp, raw_cons)                           \
 631        (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
 632
 633#define TX_CMP_TYPE(txcmp)                                      \
 634        (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
 635
 636#define RX_CMP_TYPE(rxcmp)                                      \
 637        (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
 638
 639#define NEXT_RX(idx)            (((idx) + 1) & bp->rx_ring_mask)
 640
 641#define NEXT_RX_AGG(idx)        (((idx) + 1) & bp->rx_agg_ring_mask)
 642
 643#define NEXT_TX(idx)            (((idx) + 1) & bp->tx_ring_mask)
 644
 645#define ADV_RAW_CMP(idx, n)     ((idx) + (n))
 646#define NEXT_RAW_CMP(idx)       ADV_RAW_CMP(idx, 1)
 647#define RING_CMP(idx)           ((idx) & bp->cp_ring_mask)
 648#define NEXT_CMP(idx)           RING_CMP(ADV_RAW_CMP(idx, 1))
 649
 650#define BNXT_HWRM_MAX_REQ_LEN           (bp->hwrm_max_req_len)
 651#define BNXT_HWRM_SHORT_REQ_LEN         sizeof(struct hwrm_short_input)
 652#define DFLT_HWRM_CMD_TIMEOUT           500
 653#define SHORT_HWRM_CMD_TIMEOUT          20
 654#define HWRM_CMD_TIMEOUT                (bp->hwrm_cmd_timeout)
 655#define HWRM_RESET_TIMEOUT              ((HWRM_CMD_TIMEOUT) * 4)
 656#define HWRM_COREDUMP_TIMEOUT           ((HWRM_CMD_TIMEOUT) * 12)
 657#define HWRM_RESP_ERR_CODE_MASK         0xffff
 658#define HWRM_RESP_LEN_OFFSET            4
 659#define HWRM_RESP_LEN_MASK              0xffff0000
 660#define HWRM_RESP_LEN_SFT               16
 661#define HWRM_RESP_VALID_MASK            0xff000000
 662#define BNXT_HWRM_REQ_MAX_SIZE          128
 663#define BNXT_HWRM_REQS_PER_PAGE         (BNXT_PAGE_SIZE /       \
 664                                         BNXT_HWRM_REQ_MAX_SIZE)
 665#define HWRM_SHORT_MIN_TIMEOUT          3
 666#define HWRM_SHORT_MAX_TIMEOUT          10
 667#define HWRM_SHORT_TIMEOUT_COUNTER      5
 668
 669#define HWRM_MIN_TIMEOUT                25
 670#define HWRM_MAX_TIMEOUT                40
 671
 672#define HWRM_TOTAL_TIMEOUT(n)   (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ?  \
 673        ((n) * HWRM_SHORT_MIN_TIMEOUT) :                                \
 674        (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT +          \
 675         ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
 676
 677#define HWRM_VALID_BIT_DELAY_USEC       150
 678
 679#define BNXT_HWRM_CHNL_CHIMP    0
 680#define BNXT_HWRM_CHNL_KONG     1
 681
 682#define BNXT_RX_EVENT           1
 683#define BNXT_AGG_EVENT          2
 684#define BNXT_TX_EVENT           4
 685#define BNXT_REDIRECT_EVENT     8
 686
 687struct bnxt_sw_tx_bd {
 688        union {
 689                struct sk_buff          *skb;
 690                struct xdp_frame        *xdpf;
 691        };
 692        DEFINE_DMA_UNMAP_ADDR(mapping);
 693        DEFINE_DMA_UNMAP_LEN(len);
 694        u8                      is_gso;
 695        u8                      is_push;
 696        u8                      action;
 697        union {
 698                unsigned short          nr_frags;
 699                u16                     rx_prod;
 700        };
 701};
 702
 703struct bnxt_sw_rx_bd {
 704        void                    *data;
 705        u8                      *data_ptr;
 706        dma_addr_t              mapping;
 707};
 708
 709struct bnxt_sw_rx_agg_bd {
 710        struct page             *page;
 711        unsigned int            offset;
 712        dma_addr_t              mapping;
 713};
 714
 715struct bnxt_ring_mem_info {
 716        int                     nr_pages;
 717        int                     page_size;
 718        u16                     flags;
 719#define BNXT_RMEM_VALID_PTE_FLAG        1
 720#define BNXT_RMEM_RING_PTE_FLAG         2
 721#define BNXT_RMEM_USE_FULL_PAGE_FLAG    4
 722
 723        u16                     depth;
 724        u8                      init_val;
 725
 726        void                    **pg_arr;
 727        dma_addr_t              *dma_arr;
 728
 729        __le64                  *pg_tbl;
 730        dma_addr_t              pg_tbl_map;
 731
 732        int                     vmem_size;
 733        void                    **vmem;
 734};
 735
 736struct bnxt_ring_struct {
 737        struct bnxt_ring_mem_info       ring_mem;
 738
 739        u16                     fw_ring_id; /* Ring id filled by Chimp FW */
 740        union {
 741                u16             grp_idx;
 742                u16             map_idx; /* Used by cmpl rings */
 743        };
 744        u32                     handle;
 745        u8                      queue_id;
 746};
 747
 748struct tx_push_bd {
 749        __le32                  doorbell;
 750        __le32                  tx_bd_len_flags_type;
 751        u32                     tx_bd_opaque;
 752        struct tx_bd_ext        txbd2;
 753};
 754
 755struct tx_push_buffer {
 756        struct tx_push_bd       push_bd;
 757        u32                     data[25];
 758};
 759
 760struct bnxt_db_info {
 761        void __iomem            *doorbell;
 762        union {
 763                u64             db_key64;
 764                u32             db_key32;
 765        };
 766};
 767
 768struct bnxt_tx_ring_info {
 769        struct bnxt_napi        *bnapi;
 770        u16                     tx_prod;
 771        u16                     tx_cons;
 772        u16                     txq_index;
 773        struct bnxt_db_info     tx_db;
 774
 775        struct tx_bd            *tx_desc_ring[MAX_TX_PAGES];
 776        struct bnxt_sw_tx_bd    *tx_buf_ring;
 777
 778        dma_addr_t              tx_desc_mapping[MAX_TX_PAGES];
 779
 780        struct tx_push_buffer   *tx_push;
 781        dma_addr_t              tx_push_mapping;
 782        __le64                  data_mapping;
 783
 784#define BNXT_DEV_STATE_CLOSING  0x1
 785        u32                     dev_state;
 786
 787        struct bnxt_ring_struct tx_ring_struct;
 788};
 789
 790#define BNXT_LEGACY_COAL_CMPL_PARAMS                                    \
 791        (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN |           \
 792         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX |           \
 793         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET |               \
 794         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE |                 \
 795         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR |         \
 796         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
 797         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR |         \
 798         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
 799         RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
 800
 801#define BNXT_COAL_CMPL_ENABLES                                          \
 802        (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
 803         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
 804         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
 805         RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
 806
 807#define BNXT_COAL_CMPL_MIN_TMR_ENABLE                                   \
 808        RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
 809
 810#define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE                       \
 811        RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
 812
 813struct bnxt_coal_cap {
 814        u32                     cmpl_params;
 815        u32                     nq_params;
 816        u16                     num_cmpl_dma_aggr_max;
 817        u16                     num_cmpl_dma_aggr_during_int_max;
 818        u16                     cmpl_aggr_dma_tmr_max;
 819        u16                     cmpl_aggr_dma_tmr_during_int_max;
 820        u16                     int_lat_tmr_min_max;
 821        u16                     int_lat_tmr_max_max;
 822        u16                     num_cmpl_aggr_int_max;
 823        u16                     timer_units;
 824};
 825
 826struct bnxt_coal {
 827        u16                     coal_ticks;
 828        u16                     coal_ticks_irq;
 829        u16                     coal_bufs;
 830        u16                     coal_bufs_irq;
 831                        /* RING_IDLE enabled when coal ticks < idle_thresh  */
 832        u16                     idle_thresh;
 833        u8                      bufs_per_record;
 834        u8                      budget;
 835};
 836
 837struct bnxt_tpa_info {
 838        void                    *data;
 839        u8                      *data_ptr;
 840        dma_addr_t              mapping;
 841        u16                     len;
 842        unsigned short          gso_type;
 843        u32                     flags2;
 844        u32                     metadata;
 845        enum pkt_hash_types     hash_type;
 846        u32                     rss_hash;
 847        u32                     hdr_info;
 848
 849#define BNXT_TPA_L4_SIZE(hdr_info)      \
 850        (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
 851
 852#define BNXT_TPA_INNER_L3_OFF(hdr_info) \
 853        (((hdr_info) >> 18) & 0x1ff)
 854
 855#define BNXT_TPA_INNER_L2_OFF(hdr_info) \
 856        (((hdr_info) >> 9) & 0x1ff)
 857
 858#define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
 859        ((hdr_info) & 0x1ff)
 860
 861        u16                     cfa_code; /* cfa_code in TPA start compl */
 862        u8                      agg_count;
 863        struct rx_agg_cmp       *agg_arr;
 864};
 865
 866#define BNXT_AGG_IDX_BMAP_SIZE  (MAX_TPA_P5 / BITS_PER_LONG)
 867
 868struct bnxt_tpa_idx_map {
 869        u16             agg_id_tbl[1024];
 870        unsigned long   agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
 871};
 872
 873struct bnxt_rx_ring_info {
 874        struct bnxt_napi        *bnapi;
 875        u16                     rx_prod;
 876        u16                     rx_agg_prod;
 877        u16                     rx_sw_agg_prod;
 878        u16                     rx_next_cons;
 879        struct bnxt_db_info     rx_db;
 880        struct bnxt_db_info     rx_agg_db;
 881
 882        struct bpf_prog         *xdp_prog;
 883
 884        struct rx_bd            *rx_desc_ring[MAX_RX_PAGES];
 885        struct bnxt_sw_rx_bd    *rx_buf_ring;
 886
 887        struct rx_bd            *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
 888        struct bnxt_sw_rx_agg_bd        *rx_agg_ring;
 889
 890        unsigned long           *rx_agg_bmap;
 891        u16                     rx_agg_bmap_size;
 892
 893        struct page             *rx_page;
 894        unsigned int            rx_page_offset;
 895
 896        dma_addr_t              rx_desc_mapping[MAX_RX_PAGES];
 897        dma_addr_t              rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
 898
 899        struct bnxt_tpa_info    *rx_tpa;
 900        struct bnxt_tpa_idx_map *rx_tpa_idx_map;
 901
 902        struct bnxt_ring_struct rx_ring_struct;
 903        struct bnxt_ring_struct rx_agg_ring_struct;
 904        struct xdp_rxq_info     xdp_rxq;
 905        struct page_pool        *page_pool;
 906};
 907
 908struct bnxt_cp_ring_info {
 909        struct bnxt_napi        *bnapi;
 910        u32                     cp_raw_cons;
 911        struct bnxt_db_info     cp_db;
 912
 913        u8                      had_work_done:1;
 914        u8                      has_more_work:1;
 915
 916        u32                     last_cp_raw_cons;
 917
 918        struct bnxt_coal        rx_ring_coal;
 919        u64                     rx_packets;
 920        u64                     rx_bytes;
 921        u64                     event_ctr;
 922
 923        struct dim              dim;
 924
 925        union {
 926                struct tx_cmp   *cp_desc_ring[MAX_CP_PAGES];
 927                struct nqe_cn   *nq_desc_ring[MAX_CP_PAGES];
 928        };
 929
 930        dma_addr_t              cp_desc_mapping[MAX_CP_PAGES];
 931
 932        struct ctx_hw_stats     *hw_stats;
 933        dma_addr_t              hw_stats_map;
 934        u32                     hw_stats_ctx_id;
 935        u64                     rx_l4_csum_errors;
 936        u64                     rx_buf_errors;
 937        u64                     missed_irqs;
 938
 939        struct bnxt_ring_struct cp_ring_struct;
 940
 941        struct bnxt_cp_ring_info *cp_ring_arr[2];
 942#define BNXT_RX_HDL     0
 943#define BNXT_TX_HDL     1
 944};
 945
 946struct bnxt_napi {
 947        struct napi_struct      napi;
 948        struct bnxt             *bp;
 949
 950        int                     index;
 951        struct bnxt_cp_ring_info        cp_ring;
 952        struct bnxt_rx_ring_info        *rx_ring;
 953        struct bnxt_tx_ring_info        *tx_ring;
 954
 955        void                    (*tx_int)(struct bnxt *, struct bnxt_napi *,
 956                                          int);
 957        int                     tx_pkts;
 958        u8                      events;
 959
 960        u32                     flags;
 961#define BNXT_NAPI_FLAG_XDP      0x1
 962
 963        bool                    in_reset;
 964};
 965
 966struct bnxt_irq {
 967        irq_handler_t   handler;
 968        unsigned int    vector;
 969        u8              requested:1;
 970        u8              have_cpumask:1;
 971        char            name[IFNAMSIZ + 2];
 972        cpumask_var_t   cpu_mask;
 973};
 974
 975#define HWRM_RING_ALLOC_TX      0x1
 976#define HWRM_RING_ALLOC_RX      0x2
 977#define HWRM_RING_ALLOC_AGG     0x4
 978#define HWRM_RING_ALLOC_CMPL    0x8
 979#define HWRM_RING_ALLOC_NQ      0x10
 980
 981#define INVALID_STATS_CTX_ID    -1
 982
 983struct bnxt_ring_grp_info {
 984        u16     fw_stats_ctx;
 985        u16     fw_grp_id;
 986        u16     rx_fw_ring_id;
 987        u16     agg_fw_ring_id;
 988        u16     cp_fw_ring_id;
 989};
 990
 991struct bnxt_vnic_info {
 992        u16             fw_vnic_id; /* returned by Chimp during alloc */
 993#define BNXT_MAX_CTX_PER_VNIC   8
 994        u16             fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
 995        u16             fw_l2_ctx_id;
 996#define BNXT_MAX_UC_ADDRS       4
 997        __le64          fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
 998                                /* index 0 always dev_addr */
 999        u16             uc_filter_count;
1000        u8              *uc_list;
1001
1002        u16             *fw_grp_ids;
1003        dma_addr_t      rss_table_dma_addr;
1004        __le16          *rss_table;
1005        dma_addr_t      rss_hash_key_dma_addr;
1006        u64             *rss_hash_key;
1007        u32             rx_mask;
1008
1009        u8              *mc_list;
1010        int             mc_list_size;
1011        int             mc_list_count;
1012        dma_addr_t      mc_list_mapping;
1013#define BNXT_MAX_MC_ADDRS       16
1014
1015        u32             flags;
1016#define BNXT_VNIC_RSS_FLAG      1
1017#define BNXT_VNIC_RFS_FLAG      2
1018#define BNXT_VNIC_MCAST_FLAG    4
1019#define BNXT_VNIC_UCAST_FLAG    8
1020#define BNXT_VNIC_RFS_NEW_RSS_FLAG      0x10
1021};
1022
1023struct bnxt_hw_resc {
1024        u16     min_rsscos_ctxs;
1025        u16     max_rsscos_ctxs;
1026        u16     min_cp_rings;
1027        u16     max_cp_rings;
1028        u16     resv_cp_rings;
1029        u16     min_tx_rings;
1030        u16     max_tx_rings;
1031        u16     resv_tx_rings;
1032        u16     max_tx_sch_inputs;
1033        u16     min_rx_rings;
1034        u16     max_rx_rings;
1035        u16     resv_rx_rings;
1036        u16     min_hw_ring_grps;
1037        u16     max_hw_ring_grps;
1038        u16     resv_hw_ring_grps;
1039        u16     min_l2_ctxs;
1040        u16     max_l2_ctxs;
1041        u16     min_vnics;
1042        u16     max_vnics;
1043        u16     resv_vnics;
1044        u16     min_stat_ctxs;
1045        u16     max_stat_ctxs;
1046        u16     resv_stat_ctxs;
1047        u16     max_nqs;
1048        u16     max_irqs;
1049        u16     resv_irqs;
1050};
1051
1052#if defined(CONFIG_BNXT_SRIOV)
1053struct bnxt_vf_info {
1054        u16     fw_fid;
1055        u8      mac_addr[ETH_ALEN];     /* PF assigned MAC Address */
1056        u8      vf_mac_addr[ETH_ALEN];  /* VF assigned MAC address, only
1057                                         * stored by PF.
1058                                         */
1059        u16     vlan;
1060        u16     func_qcfg_flags;
1061        u32     flags;
1062#define BNXT_VF_QOS             0x1
1063#define BNXT_VF_SPOOFCHK        0x2
1064#define BNXT_VF_LINK_FORCED     0x4
1065#define BNXT_VF_LINK_UP         0x8
1066#define BNXT_VF_TRUST           0x10
1067        u32     func_flags; /* func cfg flags */
1068        u32     min_tx_rate;
1069        u32     max_tx_rate;
1070        void    *hwrm_cmd_req_addr;
1071        dma_addr_t      hwrm_cmd_req_dma_addr;
1072};
1073#endif
1074
1075struct bnxt_pf_info {
1076#define BNXT_FIRST_PF_FID       1
1077#define BNXT_FIRST_VF_FID       128
1078        u16     fw_fid;
1079        u16     port_id;
1080        u8      mac_addr[ETH_ALEN];
1081        u32     first_vf_id;
1082        u16     active_vfs;
1083        u16     registered_vfs;
1084        u16     max_vfs;
1085        u32     max_encap_records;
1086        u32     max_decap_records;
1087        u32     max_tx_em_flows;
1088        u32     max_tx_wm_flows;
1089        u32     max_rx_em_flows;
1090        u32     max_rx_wm_flows;
1091        unsigned long   *vf_event_bmap;
1092        u16     hwrm_cmd_req_pages;
1093        u8      vf_resv_strategy;
1094#define BNXT_VF_RESV_STRATEGY_MAXIMAL   0
1095#define BNXT_VF_RESV_STRATEGY_MINIMAL   1
1096#define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC    2
1097        void                    *hwrm_cmd_req_addr[4];
1098        dma_addr_t              hwrm_cmd_req_dma_addr[4];
1099        struct bnxt_vf_info     *vf;
1100};
1101
1102struct bnxt_ntuple_filter {
1103        struct hlist_node       hash;
1104        u8                      dst_mac_addr[ETH_ALEN];
1105        u8                      src_mac_addr[ETH_ALEN];
1106        struct flow_keys        fkeys;
1107        __le64                  filter_id;
1108        u16                     sw_id;
1109        u8                      l2_fltr_idx;
1110        u16                     rxq;
1111        u32                     flow_id;
1112        unsigned long           state;
1113#define BNXT_FLTR_VALID         0
1114#define BNXT_FLTR_UPDATE        1
1115};
1116
1117struct bnxt_link_info {
1118        u8                      phy_type;
1119        u8                      media_type;
1120        u8                      transceiver;
1121        u8                      phy_addr;
1122        u8                      phy_link_status;
1123#define BNXT_LINK_NO_LINK       PORT_PHY_QCFG_RESP_LINK_NO_LINK
1124#define BNXT_LINK_SIGNAL        PORT_PHY_QCFG_RESP_LINK_SIGNAL
1125#define BNXT_LINK_LINK          PORT_PHY_QCFG_RESP_LINK_LINK
1126        u8                      wire_speed;
1127        u8                      loop_back;
1128        u8                      link_up;
1129        u8                      duplex;
1130#define BNXT_LINK_DUPLEX_HALF   PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1131#define BNXT_LINK_DUPLEX_FULL   PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1132        u8                      pause;
1133#define BNXT_LINK_PAUSE_TX      PORT_PHY_QCFG_RESP_PAUSE_TX
1134#define BNXT_LINK_PAUSE_RX      PORT_PHY_QCFG_RESP_PAUSE_RX
1135#define BNXT_LINK_PAUSE_BOTH    (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1136                                 PORT_PHY_QCFG_RESP_PAUSE_TX)
1137        u8                      lp_pause;
1138        u8                      auto_pause_setting;
1139        u8                      force_pause_setting;
1140        u8                      duplex_setting;
1141        u8                      auto_mode;
1142#define BNXT_AUTO_MODE(mode)    ((mode) > BNXT_LINK_AUTO_NONE && \
1143                                 (mode) <= BNXT_LINK_AUTO_MSK)
1144#define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1145#define BNXT_LINK_AUTO_ALLSPDS  PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1146#define BNXT_LINK_AUTO_ONESPD   PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1147#define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1148#define BNXT_LINK_AUTO_MSK      PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1149#define PHY_VER_LEN             3
1150        u8                      phy_ver[PHY_VER_LEN];
1151        u16                     link_speed;
1152#define BNXT_LINK_SPEED_100MB   PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1153#define BNXT_LINK_SPEED_1GB     PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1154#define BNXT_LINK_SPEED_2GB     PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1155#define BNXT_LINK_SPEED_2_5GB   PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1156#define BNXT_LINK_SPEED_10GB    PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1157#define BNXT_LINK_SPEED_20GB    PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1158#define BNXT_LINK_SPEED_25GB    PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1159#define BNXT_LINK_SPEED_40GB    PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1160#define BNXT_LINK_SPEED_50GB    PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1161#define BNXT_LINK_SPEED_100GB   PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1162        u16                     support_speeds;
1163        u16                     auto_link_speeds;       /* fw adv setting */
1164#define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1165#define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1166#define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1167#define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1168#define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1169#define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1170#define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1171#define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1172#define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1173#define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1174        u16                     support_auto_speeds;
1175        u16                     lp_auto_link_speeds;
1176        u16                     force_link_speed;
1177        u32                     preemphasis;
1178        u8                      module_status;
1179        u16                     fec_cfg;
1180#define BNXT_FEC_AUTONEG        PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1181#define BNXT_FEC_ENC_BASE_R     PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1182#define BNXT_FEC_ENC_RS         PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
1183
1184        /* copy of requested setting from ethtool cmd */
1185        u8                      autoneg;
1186#define BNXT_AUTONEG_SPEED              1
1187#define BNXT_AUTONEG_FLOW_CTRL          2
1188        u8                      req_duplex;
1189        u8                      req_flow_ctrl;
1190        u16                     req_link_speed;
1191        u16                     advertising;    /* user adv setting */
1192        bool                    force_link_chng;
1193
1194        bool                    phy_retry;
1195        unsigned long           phy_retry_expires;
1196
1197        /* a copy of phy_qcfg output used to report link
1198         * info to VF
1199         */
1200        struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1201};
1202
1203#define BNXT_MAX_QUEUE  8
1204
1205struct bnxt_queue_info {
1206        u8      queue_id;
1207        u8      queue_profile;
1208};
1209
1210#define BNXT_MAX_LED                    4
1211
1212struct bnxt_led_info {
1213        u8      led_id;
1214        u8      led_type;
1215        u8      led_group_id;
1216        u8      unused;
1217        __le16  led_state_caps;
1218#define BNXT_LED_ALT_BLINK_CAP(x)       ((x) &  \
1219        cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1220
1221        __le16  led_color_caps;
1222};
1223
1224#define BNXT_MAX_TEST   8
1225
1226struct bnxt_test_info {
1227        u8 offline_mask;
1228        u8 flags;
1229#define BNXT_TEST_FL_EXT_LPBK           0x1
1230#define BNXT_TEST_FL_AN_PHY_LPBK        0x2
1231        u16 timeout;
1232        char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1233};
1234
1235#define BNXT_GRCPF_REG_CHIMP_COMM               0x0
1236#define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER       0x100
1237#define BNXT_GRCPF_REG_WINDOW_BASE_OUT          0x400
1238#define BNXT_CAG_REG_LEGACY_INT_STATUS          0x4014
1239#define BNXT_CAG_REG_BASE                       0x300000
1240
1241#define BNXT_GRCPF_REG_KONG_COMM                0xA00
1242#define BNXT_GRCPF_REG_KONG_COMM_TRIGGER        0xB00
1243
1244#define BNXT_GRC_BASE_MASK                      0xfffff000
1245#define BNXT_GRC_OFFSET_MASK                    0x00000ffc
1246
1247struct bnxt_tc_flow_stats {
1248        u64             packets;
1249        u64             bytes;
1250};
1251
1252#ifdef CONFIG_BNXT_FLOWER_OFFLOAD
1253struct bnxt_flower_indr_block_cb_priv {
1254        struct net_device *tunnel_netdev;
1255        struct bnxt *bp;
1256        struct list_head list;
1257};
1258#endif
1259
1260struct bnxt_tc_info {
1261        bool                            enabled;
1262
1263        /* hash table to store TC offloaded flows */
1264        struct rhashtable               flow_table;
1265        struct rhashtable_params        flow_ht_params;
1266
1267        /* hash table to store L2 keys of TC flows */
1268        struct rhashtable               l2_table;
1269        struct rhashtable_params        l2_ht_params;
1270        /* hash table to store L2 keys for TC tunnel decap */
1271        struct rhashtable               decap_l2_table;
1272        struct rhashtable_params        decap_l2_ht_params;
1273        /* hash table to store tunnel decap entries */
1274        struct rhashtable               decap_table;
1275        struct rhashtable_params        decap_ht_params;
1276        /* hash table to store tunnel encap entries */
1277        struct rhashtable               encap_table;
1278        struct rhashtable_params        encap_ht_params;
1279
1280        /* lock to atomically add/del an l2 node when a flow is
1281         * added or deleted.
1282         */
1283        struct mutex                    lock;
1284
1285        /* Fields used for batching stats query */
1286        struct rhashtable_iter          iter;
1287#define BNXT_FLOW_STATS_BATCH_MAX       10
1288        struct bnxt_tc_stats_batch {
1289                void                      *flow_node;
1290                struct bnxt_tc_flow_stats hw_stats;
1291        } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1292
1293        /* Stat counter mask (width) */
1294        u64                             bytes_mask;
1295        u64                             packets_mask;
1296};
1297
1298struct bnxt_vf_rep_stats {
1299        u64                     packets;
1300        u64                     bytes;
1301        u64                     dropped;
1302};
1303
1304struct bnxt_vf_rep {
1305        struct bnxt                     *bp;
1306        struct net_device               *dev;
1307        struct metadata_dst             *dst;
1308        u16                             vf_idx;
1309        u16                             tx_cfa_action;
1310        u16                             rx_cfa_code;
1311
1312        struct bnxt_vf_rep_stats        rx_stats;
1313        struct bnxt_vf_rep_stats        tx_stats;
1314};
1315
1316#define PTU_PTE_VALID             0x1UL
1317#define PTU_PTE_LAST              0x2UL
1318#define PTU_PTE_NEXT_TO_LAST      0x4UL
1319
1320#define MAX_CTX_PAGES   (BNXT_PAGE_SIZE / 8)
1321#define MAX_CTX_TOTAL_PAGES     (MAX_CTX_PAGES * MAX_CTX_PAGES)
1322
1323struct bnxt_ctx_pg_info {
1324        u32             entries;
1325        u32             nr_pages;
1326        void            *ctx_pg_arr[MAX_CTX_PAGES];
1327        dma_addr_t      ctx_dma_arr[MAX_CTX_PAGES];
1328        struct bnxt_ring_mem_info ring_mem;
1329        struct bnxt_ctx_pg_info **ctx_pg_tbl;
1330};
1331
1332struct bnxt_ctx_mem_info {
1333        u32     qp_max_entries;
1334        u16     qp_min_qp1_entries;
1335        u16     qp_max_l2_entries;
1336        u16     qp_entry_size;
1337        u16     srq_max_l2_entries;
1338        u32     srq_max_entries;
1339        u16     srq_entry_size;
1340        u16     cq_max_l2_entries;
1341        u32     cq_max_entries;
1342        u16     cq_entry_size;
1343        u16     vnic_max_vnic_entries;
1344        u16     vnic_max_ring_table_entries;
1345        u16     vnic_entry_size;
1346        u32     stat_max_entries;
1347        u16     stat_entry_size;
1348        u16     tqm_entry_size;
1349        u32     tqm_min_entries_per_ring;
1350        u32     tqm_max_entries_per_ring;
1351        u32     mrav_max_entries;
1352        u16     mrav_entry_size;
1353        u16     tim_entry_size;
1354        u32     tim_max_entries;
1355        u16     mrav_num_entries_units;
1356        u8      tqm_entries_multiple;
1357        u8      ctx_kind_initializer;
1358
1359        u32     flags;
1360        #define BNXT_CTX_FLAG_INITED    0x01
1361
1362        struct bnxt_ctx_pg_info qp_mem;
1363        struct bnxt_ctx_pg_info srq_mem;
1364        struct bnxt_ctx_pg_info cq_mem;
1365        struct bnxt_ctx_pg_info vnic_mem;
1366        struct bnxt_ctx_pg_info stat_mem;
1367        struct bnxt_ctx_pg_info mrav_mem;
1368        struct bnxt_ctx_pg_info tim_mem;
1369        struct bnxt_ctx_pg_info *tqm_mem[9];
1370};
1371
1372struct bnxt_fw_health {
1373        u32 flags;
1374        u32 polling_dsecs;
1375        u32 master_func_wait_dsecs;
1376        u32 normal_func_wait_dsecs;
1377        u32 post_reset_wait_dsecs;
1378        u32 post_reset_max_wait_dsecs;
1379        u32 regs[4];
1380        u32 mapped_regs[4];
1381#define BNXT_FW_HEALTH_REG              0
1382#define BNXT_FW_HEARTBEAT_REG           1
1383#define BNXT_FW_RESET_CNT_REG           2
1384#define BNXT_FW_RESET_INPROG_REG        3
1385        u32 fw_reset_inprog_reg_mask;
1386        u32 last_fw_heartbeat;
1387        u32 last_fw_reset_cnt;
1388        u8 enabled:1;
1389        u8 master:1;
1390        u8 fatal:1;
1391        u8 tmr_multiplier;
1392        u8 tmr_counter;
1393        u8 fw_reset_seq_cnt;
1394        u32 fw_reset_seq_regs[16];
1395        u32 fw_reset_seq_vals[16];
1396        u32 fw_reset_seq_delay_msec[16];
1397        struct devlink_health_reporter  *fw_reporter;
1398        struct devlink_health_reporter *fw_reset_reporter;
1399        struct devlink_health_reporter *fw_fatal_reporter;
1400};
1401
1402struct bnxt_fw_reporter_ctx {
1403        unsigned long sp_event;
1404};
1405
1406#define BNXT_FW_HEALTH_REG_TYPE_MASK    3
1407#define BNXT_FW_HEALTH_REG_TYPE_CFG     0
1408#define BNXT_FW_HEALTH_REG_TYPE_GRC     1
1409#define BNXT_FW_HEALTH_REG_TYPE_BAR0    2
1410#define BNXT_FW_HEALTH_REG_TYPE_BAR1    3
1411
1412#define BNXT_FW_HEALTH_REG_TYPE(reg)    ((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1413#define BNXT_FW_HEALTH_REG_OFF(reg)     ((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1414
1415#define BNXT_FW_HEALTH_WIN_BASE         0x3000
1416#define BNXT_FW_HEALTH_WIN_MAP_OFF      8
1417
1418#define BNXT_FW_STATUS_HEALTHY          0x8000
1419#define BNXT_FW_STATUS_SHUTDOWN         0x100000
1420
1421struct bnxt {
1422        void __iomem            *bar0;
1423        void __iomem            *bar1;
1424        void __iomem            *bar2;
1425
1426        u32                     reg_base;
1427        u16                     chip_num;
1428#define CHIP_NUM_57301          0x16c8
1429#define CHIP_NUM_57302          0x16c9
1430#define CHIP_NUM_57304          0x16ca
1431#define CHIP_NUM_58700          0x16cd
1432#define CHIP_NUM_57402          0x16d0
1433#define CHIP_NUM_57404          0x16d1
1434#define CHIP_NUM_57406          0x16d2
1435#define CHIP_NUM_57407          0x16d5
1436
1437#define CHIP_NUM_57311          0x16ce
1438#define CHIP_NUM_57312          0x16cf
1439#define CHIP_NUM_57314          0x16df
1440#define CHIP_NUM_57317          0x16e0
1441#define CHIP_NUM_57412          0x16d6
1442#define CHIP_NUM_57414          0x16d7
1443#define CHIP_NUM_57416          0x16d8
1444#define CHIP_NUM_57417          0x16d9
1445#define CHIP_NUM_57412L         0x16da
1446#define CHIP_NUM_57414L         0x16db
1447
1448#define CHIP_NUM_5745X          0xd730
1449#define CHIP_NUM_57452          0xc452
1450#define CHIP_NUM_57454          0xc454
1451
1452#define CHIP_NUM_57508          0x1750
1453#define CHIP_NUM_57504          0x1751
1454#define CHIP_NUM_57502          0x1752
1455
1456#define CHIP_NUM_58802          0xd802
1457#define CHIP_NUM_58804          0xd804
1458#define CHIP_NUM_58808          0xd808
1459
1460#define BNXT_CHIP_NUM_5730X(chip_num)           \
1461        ((chip_num) >= CHIP_NUM_57301 &&        \
1462         (chip_num) <= CHIP_NUM_57304)
1463
1464#define BNXT_CHIP_NUM_5740X(chip_num)           \
1465        (((chip_num) >= CHIP_NUM_57402 &&       \
1466          (chip_num) <= CHIP_NUM_57406) ||      \
1467         (chip_num) == CHIP_NUM_57407)
1468
1469#define BNXT_CHIP_NUM_5731X(chip_num)           \
1470        ((chip_num) == CHIP_NUM_57311 ||        \
1471         (chip_num) == CHIP_NUM_57312 ||        \
1472         (chip_num) == CHIP_NUM_57314 ||        \
1473         (chip_num) == CHIP_NUM_57317)
1474
1475#define BNXT_CHIP_NUM_5741X(chip_num)           \
1476        ((chip_num) >= CHIP_NUM_57412 &&        \
1477         (chip_num) <= CHIP_NUM_57414L)
1478
1479#define BNXT_CHIP_NUM_58700(chip_num)           \
1480         ((chip_num) == CHIP_NUM_58700)
1481
1482#define BNXT_CHIP_NUM_5745X(chip_num)           \
1483        ((chip_num) == CHIP_NUM_5745X ||        \
1484         (chip_num) == CHIP_NUM_57452 ||        \
1485         (chip_num) == CHIP_NUM_57454)
1486
1487
1488#define BNXT_CHIP_NUM_57X0X(chip_num)           \
1489        (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1490
1491#define BNXT_CHIP_NUM_57X1X(chip_num)           \
1492        (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1493
1494#define BNXT_CHIP_NUM_588XX(chip_num)           \
1495        ((chip_num) == CHIP_NUM_58802 ||        \
1496         (chip_num) == CHIP_NUM_58804 ||        \
1497         (chip_num) == CHIP_NUM_58808)
1498
1499        struct net_device       *dev;
1500        struct pci_dev          *pdev;
1501
1502        atomic_t                intr_sem;
1503
1504        u32                     flags;
1505        #define BNXT_FLAG_CHIP_P5       0x1
1506        #define BNXT_FLAG_VF            0x2
1507        #define BNXT_FLAG_LRO           0x4
1508#ifdef CONFIG_INET
1509        #define BNXT_FLAG_GRO           0x8
1510#else
1511        /* Cannot support hardware GRO if CONFIG_INET is not set */
1512        #define BNXT_FLAG_GRO           0x0
1513#endif
1514        #define BNXT_FLAG_TPA           (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1515        #define BNXT_FLAG_JUMBO         0x10
1516        #define BNXT_FLAG_STRIP_VLAN    0x20
1517        #define BNXT_FLAG_AGG_RINGS     (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1518                                         BNXT_FLAG_LRO)
1519        #define BNXT_FLAG_USING_MSIX    0x40
1520        #define BNXT_FLAG_MSIX_CAP      0x80
1521        #define BNXT_FLAG_RFS           0x100
1522        #define BNXT_FLAG_SHARED_RINGS  0x200
1523        #define BNXT_FLAG_PORT_STATS    0x400
1524        #define BNXT_FLAG_UDP_RSS_CAP   0x800
1525        #define BNXT_FLAG_EEE_CAP       0x1000
1526        #define BNXT_FLAG_NEW_RSS_CAP   0x2000
1527        #define BNXT_FLAG_WOL_CAP       0x4000
1528        #define BNXT_FLAG_ROCEV1_CAP    0x8000
1529        #define BNXT_FLAG_ROCEV2_CAP    0x10000
1530        #define BNXT_FLAG_ROCE_CAP      (BNXT_FLAG_ROCEV1_CAP | \
1531                                         BNXT_FLAG_ROCEV2_CAP)
1532        #define BNXT_FLAG_NO_AGG_RINGS  0x20000
1533        #define BNXT_FLAG_RX_PAGE_MODE  0x40000
1534        #define BNXT_FLAG_MULTI_HOST    0x100000
1535        #define BNXT_FLAG_DSN_VALID     0x200000
1536        #define BNXT_FLAG_DOUBLE_DB     0x400000
1537        #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1538        #define BNXT_FLAG_DIM           0x2000000
1539        #define BNXT_FLAG_ROCE_MIRROR_CAP       0x4000000
1540        #define BNXT_FLAG_PORT_STATS_EXT        0x10000000
1541        #define BNXT_FLAG_PCIE_STATS    0x40000000
1542
1543        #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |             \
1544                                            BNXT_FLAG_RFS |             \
1545                                            BNXT_FLAG_STRIP_VLAN)
1546
1547#define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
1548#define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
1549#define BNXT_NPAR(bp)           ((bp)->port_partition_type)
1550#define BNXT_MH(bp)             ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1551#define BNXT_SINGLE_PF(bp)      (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1552#define BNXT_PHY_CFG_ABLE(bp)   (BNXT_SINGLE_PF(bp) ||                  \
1553                                 ((bp)->fw_cap & BNXT_FW_CAP_SHARED_PORT_CFG))
1554#define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1555#define BNXT_RX_PAGE_MODE(bp)   ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1556#define BNXT_SUPPORTS_TPA(bp)   (!BNXT_CHIP_TYPE_NITRO_A0(bp) &&        \
1557                                 (!((bp)->flags & BNXT_FLAG_CHIP_P5) || \
1558                                  (bp)->max_tpa_v2) && !is_kdump_kernel())
1559
1560/* Chip class phase 5 */
1561#define BNXT_CHIP_P5(bp)                        \
1562        ((bp)->chip_num == CHIP_NUM_57508 ||    \
1563         (bp)->chip_num == CHIP_NUM_57504 ||    \
1564         (bp)->chip_num == CHIP_NUM_57502)
1565
1566/* Chip class phase 4.x */
1567#define BNXT_CHIP_P4(bp)                        \
1568        (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1569         BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1570         BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1571         (BNXT_CHIP_NUM_58700((bp)->chip_num) &&        \
1572          !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1573
1574#define BNXT_CHIP_P4_PLUS(bp)                   \
1575        (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1576
1577        struct bnxt_en_dev      *edev;
1578        struct bnxt_en_dev *    (*ulp_probe)(struct net_device *);
1579
1580        struct bnxt_napi        **bnapi;
1581
1582        struct bnxt_rx_ring_info        *rx_ring;
1583        struct bnxt_tx_ring_info        *tx_ring;
1584        u16                     *tx_ring_map;
1585
1586        struct sk_buff *        (*gro_func)(struct bnxt_tpa_info *, int, int,
1587                                            struct sk_buff *);
1588
1589        struct sk_buff *        (*rx_skb_func)(struct bnxt *,
1590                                               struct bnxt_rx_ring_info *,
1591                                               u16, void *, u8 *, dma_addr_t,
1592                                               unsigned int);
1593
1594        u16                     max_tpa_v2;
1595        u16                     max_tpa;
1596        u32                     rx_buf_size;
1597        u32                     rx_buf_use_size;        /* useable size */
1598        u16                     rx_offset;
1599        u16                     rx_dma_offset;
1600        enum dma_data_direction rx_dir;
1601        u32                     rx_ring_size;
1602        u32                     rx_agg_ring_size;
1603        u32                     rx_copy_thresh;
1604        u32                     rx_ring_mask;
1605        u32                     rx_agg_ring_mask;
1606        int                     rx_nr_pages;
1607        int                     rx_agg_nr_pages;
1608        int                     rx_nr_rings;
1609        int                     rsscos_nr_ctxs;
1610
1611        u32                     tx_ring_size;
1612        u32                     tx_ring_mask;
1613        int                     tx_nr_pages;
1614        int                     tx_nr_rings;
1615        int                     tx_nr_rings_per_tc;
1616        int                     tx_nr_rings_xdp;
1617
1618        int                     tx_wake_thresh;
1619        int                     tx_push_thresh;
1620        int                     tx_push_size;
1621
1622        u32                     cp_ring_size;
1623        u32                     cp_ring_mask;
1624        u32                     cp_bit;
1625        int                     cp_nr_pages;
1626        int                     cp_nr_rings;
1627
1628        /* grp_info indexed by completion ring index */
1629        struct bnxt_ring_grp_info       *grp_info;
1630        struct bnxt_vnic_info   *vnic_info;
1631        int                     nr_vnics;
1632        u32                     rss_hash_cfg;
1633
1634        u16                     max_mtu;
1635        u8                      max_tc;
1636        u8                      max_lltc;       /* lossless TCs */
1637        struct bnxt_queue_info  q_info[BNXT_MAX_QUEUE];
1638        u8                      tc_to_qidx[BNXT_MAX_QUEUE];
1639        u8                      q_ids[BNXT_MAX_QUEUE];
1640        u8                      max_q;
1641
1642        unsigned int            current_interval;
1643#define BNXT_TIMER_INTERVAL     HZ
1644
1645        struct timer_list       timer;
1646
1647        unsigned long           state;
1648#define BNXT_STATE_OPEN         0
1649#define BNXT_STATE_IN_SP_TASK   1
1650#define BNXT_STATE_READ_STATS   2
1651#define BNXT_STATE_FW_RESET_DET 3
1652#define BNXT_STATE_IN_FW_RESET  4
1653#define BNXT_STATE_ABORT_ERR    5
1654#define BNXT_STATE_FW_FATAL_COND        6
1655#define BNXT_STATE_DRV_REGISTERED       7
1656
1657        struct bnxt_irq *irq_tbl;
1658        int                     total_irqs;
1659        u8                      mac_addr[ETH_ALEN];
1660
1661#ifdef CONFIG_BNXT_DCB
1662        struct ieee_pfc         *ieee_pfc;
1663        struct ieee_ets         *ieee_ets;
1664        u8                      dcbx_cap;
1665        u8                      default_pri;
1666        u8                      max_dscp_value;
1667#endif /* CONFIG_BNXT_DCB */
1668
1669        u32                     msg_enable;
1670
1671        u32                     fw_cap;
1672        #define BNXT_FW_CAP_SHORT_CMD                   0x00000001
1673        #define BNXT_FW_CAP_LLDP_AGENT                  0x00000002
1674        #define BNXT_FW_CAP_DCBX_AGENT                  0x00000004
1675        #define BNXT_FW_CAP_NEW_RM                      0x00000008
1676        #define BNXT_FW_CAP_IF_CHANGE                   0x00000010
1677        #define BNXT_FW_CAP_KONG_MB_CHNL                0x00000080
1678        #define BNXT_FW_CAP_OVS_64BIT_HANDLE            0x00000400
1679        #define BNXT_FW_CAP_TRUSTED_VF                  0x00000800
1680        #define BNXT_FW_CAP_ERROR_RECOVERY              0x00002000
1681        #define BNXT_FW_CAP_PKG_VER                     0x00004000
1682        #define BNXT_FW_CAP_CFA_ADV_FLOW                0x00008000
1683        #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2     0x00010000
1684        #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED        0x00020000
1685        #define BNXT_FW_CAP_EXT_STATS_SUPPORTED         0x00040000
1686        #define BNXT_FW_CAP_ERR_RECOVER_RELOAD          0x00100000
1687        #define BNXT_FW_CAP_HOT_RESET                   0x00200000
1688        #define BNXT_FW_CAP_SHARED_PORT_CFG             0x00400000
1689
1690#define BNXT_NEW_RM(bp)         ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1691        u32                     hwrm_spec_code;
1692        u16                     hwrm_cmd_seq;
1693        u16                     hwrm_cmd_kong_seq;
1694        u16                     hwrm_intr_seq_id;
1695        void                    *hwrm_short_cmd_req_addr;
1696        dma_addr_t              hwrm_short_cmd_req_dma_addr;
1697        void                    *hwrm_cmd_resp_addr;
1698        dma_addr_t              hwrm_cmd_resp_dma_addr;
1699        void                    *hwrm_cmd_kong_resp_addr;
1700        dma_addr_t              hwrm_cmd_kong_resp_dma_addr;
1701
1702        struct rtnl_link_stats64        net_stats_prev;
1703        struct rx_port_stats    *hw_rx_port_stats;
1704        struct tx_port_stats    *hw_tx_port_stats;
1705        struct rx_port_stats_ext        *hw_rx_port_stats_ext;
1706        struct tx_port_stats_ext        *hw_tx_port_stats_ext;
1707        struct pcie_ctx_hw_stats        *hw_pcie_stats;
1708        dma_addr_t              hw_rx_port_stats_map;
1709        dma_addr_t              hw_tx_port_stats_map;
1710        dma_addr_t              hw_rx_port_stats_ext_map;
1711        dma_addr_t              hw_tx_port_stats_ext_map;
1712        dma_addr_t              hw_pcie_stats_map;
1713        int                     hw_port_stats_size;
1714        u16                     fw_rx_stats_ext_size;
1715        u16                     fw_tx_stats_ext_size;
1716        u16                     hw_ring_stats_size;
1717        u8                      pri2cos[8];
1718        u8                      pri2cos_valid;
1719
1720        u16                     hwrm_max_req_len;
1721        u16                     hwrm_max_ext_req_len;
1722        int                     hwrm_cmd_timeout;
1723        struct mutex            hwrm_cmd_lock;  /* serialize hwrm messages */
1724        struct hwrm_ver_get_output      ver_resp;
1725#define FW_VER_STR_LEN          32
1726#define BC_HWRM_STR_LEN         21
1727#define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1728        char                    fw_ver_str[FW_VER_STR_LEN];
1729        __be16                  vxlan_port;
1730        u8                      vxlan_port_cnt;
1731        __le16                  vxlan_fw_dst_port_id;
1732        __be16                  nge_port;
1733        u8                      nge_port_cnt;
1734        __le16                  nge_fw_dst_port_id;
1735        u8                      port_partition_type;
1736        u8                      port_count;
1737        u16                     br_mode;
1738
1739        struct bnxt_coal_cap    coal_cap;
1740        struct bnxt_coal        rx_coal;
1741        struct bnxt_coal        tx_coal;
1742
1743        u32                     stats_coal_ticks;
1744#define BNXT_DEF_STATS_COAL_TICKS        1000000
1745#define BNXT_MIN_STATS_COAL_TICKS         250000
1746#define BNXT_MAX_STATS_COAL_TICKS        1000000
1747
1748        struct work_struct      sp_task;
1749        unsigned long           sp_event;
1750#define BNXT_RX_MASK_SP_EVENT           0
1751#define BNXT_RX_NTP_FLTR_SP_EVENT       1
1752#define BNXT_LINK_CHNG_SP_EVENT         2
1753#define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1754#define BNXT_VXLAN_ADD_PORT_SP_EVENT    4
1755#define BNXT_VXLAN_DEL_PORT_SP_EVENT    5
1756#define BNXT_RESET_TASK_SP_EVENT        6
1757#define BNXT_RST_RING_SP_EVENT          7
1758#define BNXT_HWRM_PF_UNLOAD_SP_EVENT    8
1759#define BNXT_PERIODIC_STATS_SP_EVENT    9
1760#define BNXT_HWRM_PORT_MODULE_SP_EVENT  10
1761#define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1762#define BNXT_GENEVE_ADD_PORT_SP_EVENT   12
1763#define BNXT_GENEVE_DEL_PORT_SP_EVENT   13
1764#define BNXT_LINK_SPEED_CHNG_SP_EVENT   14
1765#define BNXT_FLOW_STATS_SP_EVENT        15
1766#define BNXT_UPDATE_PHY_SP_EVENT        16
1767#define BNXT_RING_COAL_NOW_SP_EVENT     17
1768#define BNXT_FW_RESET_NOTIFY_SP_EVENT   18
1769#define BNXT_FW_EXCEPTION_SP_EVENT      19
1770#define BNXT_LINK_CFG_CHANGE_SP_EVENT   21
1771
1772        struct delayed_work     fw_reset_task;
1773        int                     fw_reset_state;
1774#define BNXT_FW_RESET_STATE_POLL_VF     1
1775#define BNXT_FW_RESET_STATE_RESET_FW    2
1776#define BNXT_FW_RESET_STATE_ENABLE_DEV  3
1777#define BNXT_FW_RESET_STATE_POLL_FW     4
1778#define BNXT_FW_RESET_STATE_OPENING     5
1779#define BNXT_FW_RESET_STATE_POLL_FW_DOWN        6
1780
1781        u16                     fw_reset_min_dsecs;
1782#define BNXT_DFLT_FW_RST_MIN_DSECS      20
1783        u16                     fw_reset_max_dsecs;
1784#define BNXT_DFLT_FW_RST_MAX_DSECS      60
1785        unsigned long           fw_reset_timestamp;
1786
1787        struct bnxt_fw_health   *fw_health;
1788
1789        struct bnxt_hw_resc     hw_resc;
1790        struct bnxt_pf_info     pf;
1791        struct bnxt_ctx_mem_info        *ctx;
1792#ifdef CONFIG_BNXT_SRIOV
1793        int                     nr_vfs;
1794        struct bnxt_vf_info     vf;
1795        wait_queue_head_t       sriov_cfg_wait;
1796        bool                    sriov_cfg;
1797#define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1798
1799        /* lock to protect VF-rep creation/cleanup via
1800         * multiple paths such as ->sriov_configure() and
1801         * devlink ->eswitch_mode_set()
1802         */
1803        struct mutex            sriov_lock;
1804#endif
1805
1806#if BITS_PER_LONG == 32
1807        /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
1808        spinlock_t              db_lock;
1809#endif
1810
1811#define BNXT_NTP_FLTR_MAX_FLTR  4096
1812#define BNXT_NTP_FLTR_HASH_SIZE 512
1813#define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1814        struct hlist_head       ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1815        spinlock_t              ntp_fltr_lock;  /* for hash table add, del */
1816
1817        unsigned long           *ntp_fltr_bmap;
1818        int                     ntp_fltr_count;
1819
1820        /* To protect link related settings during link changes and
1821         * ethtool settings changes.
1822         */
1823        struct mutex            link_lock;
1824        struct bnxt_link_info   link_info;
1825        struct ethtool_eee      eee;
1826        u32                     lpi_tmr_lo;
1827        u32                     lpi_tmr_hi;
1828
1829        u8                      num_tests;
1830        struct bnxt_test_info   *test_info;
1831
1832        u8                      wol_filter_id;
1833        u8                      wol;
1834
1835        u8                      num_leds;
1836        struct bnxt_led_info    leds[BNXT_MAX_LED];
1837        u16                     dump_flag;
1838#define BNXT_DUMP_LIVE          0
1839#define BNXT_DUMP_CRASH         1
1840
1841        struct bpf_prog         *xdp_prog;
1842
1843        /* devlink interface and vf-rep structs */
1844        struct devlink          *dl;
1845        struct devlink_port     dl_port;
1846        enum devlink_eswitch_mode eswitch_mode;
1847        struct bnxt_vf_rep      **vf_reps; /* array of vf-rep ptrs */
1848        u16                     *cfa_code_map; /* cfa_code -> vf_idx map */
1849        u8                      switch_id[8];
1850        struct bnxt_tc_info     *tc_info;
1851        struct list_head        tc_indr_block_list;
1852        struct notifier_block   tc_netdev_nb;
1853        struct dentry           *debugfs_pdev;
1854        struct device           *hwmon_dev;
1855};
1856
1857#define BNXT_RX_STATS_OFFSET(counter)                   \
1858        (offsetof(struct rx_port_stats, counter) / 8)
1859
1860#define BNXT_TX_STATS_OFFSET(counter)                   \
1861        ((offsetof(struct tx_port_stats, counter) +     \
1862          sizeof(struct rx_port_stats) + 512) / 8)
1863
1864#define BNXT_RX_STATS_EXT_OFFSET(counter)               \
1865        (offsetof(struct rx_port_stats_ext, counter) / 8)
1866
1867#define BNXT_TX_STATS_EXT_OFFSET(counter)               \
1868        (offsetof(struct tx_port_stats_ext, counter) / 8)
1869
1870#define BNXT_PCIE_STATS_OFFSET(counter)                 \
1871        (offsetof(struct pcie_ctx_hw_stats, counter) / 8)
1872
1873#define I2C_DEV_ADDR_A0                         0xa0
1874#define I2C_DEV_ADDR_A2                         0xa2
1875#define SFF_DIAG_SUPPORT_OFFSET                 0x5c
1876#define SFF_MODULE_ID_SFP                       0x3
1877#define SFF_MODULE_ID_QSFP                      0xc
1878#define SFF_MODULE_ID_QSFP_PLUS                 0xd
1879#define SFF_MODULE_ID_QSFP28                    0x11
1880#define BNXT_MAX_PHY_I2C_RESP_SIZE              64
1881
1882static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1883{
1884        /* Tell compiler to fetch tx indices from memory. */
1885        barrier();
1886
1887        return bp->tx_ring_size -
1888                ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1889}
1890
1891#if BITS_PER_LONG == 32
1892#define writeq(val64, db)                       \
1893do {                                            \
1894        spin_lock(&bp->db_lock);                \
1895        writel((val64) & 0xffffffff, db);       \
1896        writel((val64) >> 32, (db) + 4);        \
1897        spin_unlock(&bp->db_lock);              \
1898} while (0)
1899
1900#define writeq_relaxed writeq
1901#endif
1902
1903/* For TX and RX ring doorbells with no ordering guarantee*/
1904static inline void bnxt_db_write_relaxed(struct bnxt *bp,
1905                                         struct bnxt_db_info *db, u32 idx)
1906{
1907        if (bp->flags & BNXT_FLAG_CHIP_P5) {
1908                writeq_relaxed(db->db_key64 | idx, db->doorbell);
1909        } else {
1910                u32 db_val = db->db_key32 | idx;
1911
1912                writel_relaxed(db_val, db->doorbell);
1913                if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1914                        writel_relaxed(db_val, db->doorbell);
1915        }
1916}
1917
1918/* For TX and RX ring doorbells */
1919static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
1920                                 u32 idx)
1921{
1922        if (bp->flags & BNXT_FLAG_CHIP_P5) {
1923                writeq(db->db_key64 | idx, db->doorbell);
1924        } else {
1925                u32 db_val = db->db_key32 | idx;
1926
1927                writel(db_val, db->doorbell);
1928                if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1929                        writel(db_val, db->doorbell);
1930        }
1931}
1932
1933static inline bool bnxt_cfa_hwrm_message(u16 req_type)
1934{
1935        switch (req_type) {
1936        case HWRM_CFA_ENCAP_RECORD_ALLOC:
1937        case HWRM_CFA_ENCAP_RECORD_FREE:
1938        case HWRM_CFA_DECAP_FILTER_ALLOC:
1939        case HWRM_CFA_DECAP_FILTER_FREE:
1940        case HWRM_CFA_EM_FLOW_ALLOC:
1941        case HWRM_CFA_EM_FLOW_FREE:
1942        case HWRM_CFA_EM_FLOW_CFG:
1943        case HWRM_CFA_FLOW_ALLOC:
1944        case HWRM_CFA_FLOW_FREE:
1945        case HWRM_CFA_FLOW_INFO:
1946        case HWRM_CFA_FLOW_FLUSH:
1947        case HWRM_CFA_FLOW_STATS:
1948        case HWRM_CFA_METER_PROFILE_ALLOC:
1949        case HWRM_CFA_METER_PROFILE_FREE:
1950        case HWRM_CFA_METER_PROFILE_CFG:
1951        case HWRM_CFA_METER_INSTANCE_ALLOC:
1952        case HWRM_CFA_METER_INSTANCE_FREE:
1953                return true;
1954        default:
1955                return false;
1956        }
1957}
1958
1959static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
1960{
1961        return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1962                bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
1963}
1964
1965static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
1966{
1967        return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1968                req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
1969}
1970
1971static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
1972{
1973        if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
1974                return bp->hwrm_cmd_kong_resp_addr;
1975        else
1976                return bp->hwrm_cmd_resp_addr;
1977}
1978
1979static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
1980{
1981        u16 seq_id;
1982
1983        if (dst == BNXT_HWRM_CHNL_CHIMP)
1984                seq_id = bp->hwrm_cmd_seq++;
1985        else
1986                seq_id = bp->hwrm_cmd_kong_seq++;
1987        return seq_id;
1988}
1989
1990extern const u16 bnxt_lhint_arr[];
1991
1992int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1993                       u16 prod, gfp_t gfp);
1994void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1995u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
1996void bnxt_set_tpa_flags(struct bnxt *bp);
1997void bnxt_set_ring_params(struct bnxt *);
1998int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1999void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
2000int _hwrm_send_message(struct bnxt *, void *, u32, int);
2001int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
2002int hwrm_send_message(struct bnxt *, void *, u32, int);
2003int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
2004int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap,
2005                            int bmap_size, bool async_only);
2006int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
2007int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
2008int bnxt_nq_rings_in_use(struct bnxt *bp);
2009int bnxt_hwrm_set_coal(struct bnxt *);
2010unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
2011unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
2012unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
2013unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
2014int bnxt_get_avail_msix(struct bnxt *bp, int num);
2015int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
2016void bnxt_tx_disable(struct bnxt *bp);
2017void bnxt_tx_enable(struct bnxt *bp);
2018int bnxt_hwrm_set_pause(struct bnxt *);
2019int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
2020int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
2021int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
2022int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
2023int bnxt_hwrm_fw_set_time(struct bnxt *);
2024int bnxt_open_nic(struct bnxt *, bool, bool);
2025int bnxt_half_open_nic(struct bnxt *bp);
2026void bnxt_half_close_nic(struct bnxt *bp);
2027int bnxt_close_nic(struct bnxt *, bool, bool);
2028void bnxt_fw_exception(struct bnxt *bp);
2029void bnxt_fw_reset(struct bnxt *bp);
2030int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
2031                     int tx_xdp);
2032int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
2033int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
2034int bnxt_restore_pf_fw_resources(struct bnxt *bp);
2035int bnxt_get_port_parent_id(struct net_device *dev,
2036                            struct netdev_phys_item_id *ppid);
2037void bnxt_dim_work(struct work_struct *work);
2038int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
2039
2040#endif
2041