Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

[cascardo/linux.git] / drivers / net / ethernet / broadcom / bnxt / bnxt.h

/* Broadcom NetXtreme-C/E network driver.
 *
 * Copyright (c) 2014-2016 Broadcom Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation.
 */

#ifndef BNXT_H
#define BNXT_H

#define DRV_MODULE_NAME         "bnxt_en"
#define DRV_MODULE_VERSION      "1.2.0"

#define DRV_VER_MAJ     1
#define DRV_VER_MIN     0
#define DRV_VER_UPD     0

struct tx_bd {
        __le32 tx_bd_len_flags_type;
        #define TX_BD_TYPE                                      (0x3f << 0)
         #define TX_BD_TYPE_SHORT_TX_BD                          (0x00 << 0)
         #define TX_BD_TYPE_LONG_TX_BD                           (0x10 << 0)
        #define TX_BD_FLAGS_PACKET_END                          (1 << 6)
        #define TX_BD_FLAGS_NO_CMPL                             (1 << 7)
        #define TX_BD_FLAGS_BD_CNT                              (0x1f << 8)
         #define TX_BD_FLAGS_BD_CNT_SHIFT                        8
        #define TX_BD_FLAGS_LHINT                               (3 << 13)
         #define TX_BD_FLAGS_LHINT_SHIFT                         13
         #define TX_BD_FLAGS_LHINT_512_AND_SMALLER               (0 << 13)
         #define TX_BD_FLAGS_LHINT_512_TO_1023                   (1 << 13)
         #define TX_BD_FLAGS_LHINT_1024_TO_2047                  (2 << 13)
         #define TX_BD_FLAGS_LHINT_2048_AND_LARGER               (3 << 13)
        #define TX_BD_FLAGS_COAL_NOW                            (1 << 15)
        #define TX_BD_LEN                                       (0xffff << 16)
         #define TX_BD_LEN_SHIFT                                 16

        u32 tx_bd_opaque;
        __le64 tx_bd_haddr;
} __packed;

struct tx_bd_ext {
        __le32 tx_bd_hsize_lflags;
        #define TX_BD_FLAGS_TCP_UDP_CHKSUM                      (1 << 0)
        #define TX_BD_FLAGS_IP_CKSUM                            (1 << 1)
        #define TX_BD_FLAGS_NO_CRC                              (1 << 2)
        #define TX_BD_FLAGS_STAMP                               (1 << 3)
        #define TX_BD_FLAGS_T_IP_CHKSUM                         (1 << 4)
        #define TX_BD_FLAGS_LSO                                 (1 << 5)
        #define TX_BD_FLAGS_IPID_FMT                            (1 << 6)
        #define TX_BD_FLAGS_T_IPID                              (1 << 7)
        #define TX_BD_HSIZE                                     (0xff << 16)
         #define TX_BD_HSIZE_SHIFT                               16

        __le32 tx_bd_mss;
        __le32 tx_bd_cfa_action;
        #define TX_BD_CFA_ACTION                                (0xffff << 16)
         #define TX_BD_CFA_ACTION_SHIFT                          16

        __le32 tx_bd_cfa_meta;
        #define TX_BD_CFA_META_MASK                             0xfffffff
        #define TX_BD_CFA_META_VID_MASK                         0xfff
        #define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
         #define TX_BD_CFA_META_PRI_SHIFT                        12
        #define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
         #define TX_BD_CFA_META_TPID_SHIFT                       16
        #define TX_BD_CFA_META_KEY                              (0xf << 28)
         #define TX_BD_CFA_META_KEY_SHIFT                        28
        #define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
};

struct rx_bd {
        __le32 rx_bd_len_flags_type;
        #define RX_BD_TYPE                                      (0x3f << 0)
         #define RX_BD_TYPE_RX_PACKET_BD                         0x4
         #define RX_BD_TYPE_RX_BUFFER_BD                         0x5
         #define RX_BD_TYPE_RX_AGG_BD                            0x6
         #define RX_BD_TYPE_16B_BD_SIZE                          (0 << 4)
         #define RX_BD_TYPE_32B_BD_SIZE                          (1 << 4)
         #define RX_BD_TYPE_48B_BD_SIZE                          (2 << 4)
         #define RX_BD_TYPE_64B_BD_SIZE                          (3 << 4)
        #define RX_BD_FLAGS_SOP                                 (1 << 6)
        #define RX_BD_FLAGS_EOP                                 (1 << 7)
        #define RX_BD_FLAGS_BUFFERS                             (3 << 8)
         #define RX_BD_FLAGS_1_BUFFER_PACKET                     (0 << 8)
         #define RX_BD_FLAGS_2_BUFFER_PACKET                     (1 << 8)
         #define RX_BD_FLAGS_3_BUFFER_PACKET                     (2 << 8)
         #define RX_BD_FLAGS_4_BUFFER_PACKET                     (3 << 8)
        #define RX_BD_LEN                                       (0xffff << 16)
         #define RX_BD_LEN_SHIFT                                 16

        u32 rx_bd_opaque;
        __le64 rx_bd_haddr;
};

struct tx_cmp {
        __le32 tx_cmp_flags_type;
        #define CMP_TYPE                                        (0x3f << 0)
         #define CMP_TYPE_TX_L2_CMP                              0
         #define CMP_TYPE_RX_L2_CMP                              17
         #define CMP_TYPE_RX_AGG_CMP                             18
         #define CMP_TYPE_RX_L2_TPA_START_CMP                    19
         #define CMP_TYPE_RX_L2_TPA_END_CMP                      21
         #define CMP_TYPE_STATUS_CMP                             32
         #define CMP_TYPE_REMOTE_DRIVER_REQ                      34
         #define CMP_TYPE_REMOTE_DRIVER_RESP                     36
         #define CMP_TYPE_ERROR_STATUS                           48
         #define CMPL_BASE_TYPE_STAT_EJECT                       (0x1aUL << 0)
         #define CMPL_BASE_TYPE_HWRM_DONE                        (0x20UL << 0)
         #define CMPL_BASE_TYPE_HWRM_FWD_REQ                     (0x22UL << 0)
         #define CMPL_BASE_TYPE_HWRM_FWD_RESP                    (0x24UL << 0)
         #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT                 (0x2eUL << 0)

        #define TX_CMP_FLAGS_ERROR                              (1 << 6)
        #define TX_CMP_FLAGS_PUSH                               (1 << 7)

        u32 tx_cmp_opaque;
        __le32 tx_cmp_errors_v;
        #define TX_CMP_V                                        (1 << 0)
        #define TX_CMP_ERRORS_BUFFER_ERROR                      (7 << 1)
         #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR             0
         #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT           2
         #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG         4
         #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS          5
         #define TX_CMP_ERRORS_ZERO_LENGTH_PKT                   (1 << 4)
         #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN                  (1 << 5)
         #define TX_CMP_ERRORS_DMA_ERROR                         (1 << 6)
         #define TX_CMP_ERRORS_HINT_TOO_SHORT                    (1 << 7)

        __le32 tx_cmp_unsed_3;
};

struct rx_cmp {
        __le32 rx_cmp_len_flags_type;
        #define RX_CMP_CMP_TYPE                                 (0x3f << 0)
        #define RX_CMP_FLAGS_ERROR                              (1 << 6)
        #define RX_CMP_FLAGS_PLACEMENT                          (7 << 7)
        #define RX_CMP_FLAGS_RSS_VALID                          (1 << 10)
        #define RX_CMP_FLAGS_UNUSED                             (1 << 11)
         #define RX_CMP_FLAGS_ITYPES_SHIFT                       12
         #define RX_CMP_FLAGS_ITYPE_UNKNOWN                      (0 << 12)
         #define RX_CMP_FLAGS_ITYPE_IP                           (1 << 12)
         #define RX_CMP_FLAGS_ITYPE_TCP                          (2 << 12)
         #define RX_CMP_FLAGS_ITYPE_UDP                          (3 << 12)
         #define RX_CMP_FLAGS_ITYPE_FCOE                         (4 << 12)
         #define RX_CMP_FLAGS_ITYPE_ROCE                         (5 << 12)
         #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS                    (8 << 12)
         #define RX_CMP_FLAGS_ITYPE_PTP_W_TS                     (9 << 12)
        #define RX_CMP_LEN                                      (0xffff << 16)
         #define RX_CMP_LEN_SHIFT                                16

        u32 rx_cmp_opaque;
        __le32 rx_cmp_misc_v1;
        #define RX_CMP_V1                                       (1 << 0)
        #define RX_CMP_AGG_BUFS                                 (0x1f << 1)
         #define RX_CMP_AGG_BUFS_SHIFT                           1
        #define RX_CMP_RSS_HASH_TYPE                            (0x7f << 9)
         #define RX_CMP_RSS_HASH_TYPE_SHIFT                      9
        #define RX_CMP_PAYLOAD_OFFSET                           (0xff << 16)
         #define RX_CMP_PAYLOAD_OFFSET_SHIFT                     16

        __le32 rx_cmp_rss_hash;
};

#define RX_CMP_HASH_VALID(rxcmp)                                \
        ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))

#define RSS_PROFILE_ID_MASK     0x1f

#define RX_CMP_HASH_TYPE(rxcmp)                                 \
        (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
          RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)

struct rx_cmp_ext {
        __le32 rx_cmp_flags2;
        #define RX_CMP_FLAGS2_IP_CS_CALC                        0x1
        #define RX_CMP_FLAGS2_L4_CS_CALC                        (0x1 << 1)
        #define RX_CMP_FLAGS2_T_IP_CS_CALC                      (0x1 << 2)
        #define RX_CMP_FLAGS2_T_L4_CS_CALC                      (0x1 << 3)
        #define RX_CMP_FLAGS2_META_FORMAT_VLAN                  (0x1 << 4)
        __le32 rx_cmp_meta_data;
        #define RX_CMP_FLAGS2_METADATA_VID_MASK                 0xfff
        #define RX_CMP_FLAGS2_METADATA_TPID_MASK                0xffff0000
         #define RX_CMP_FLAGS2_METADATA_TPID_SFT                 16
        __le32 rx_cmp_cfa_code_errors_v2;
        #define RX_CMP_V                                        (1 << 0)
        #define RX_CMPL_ERRORS_MASK                             (0x7fff << 1)
         #define RX_CMPL_ERRORS_SFT                              1
        #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK                (0x7 << 1)
         #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER           (0x0 << 1)
         #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT         (0x1 << 1)
         #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP         (0x2 << 1)
         #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT          (0x3 << 1)
        #define RX_CMPL_ERRORS_IP_CS_ERROR                      (0x1 << 4)
        #define RX_CMPL_ERRORS_L4_CS_ERROR                      (0x1 << 5)
        #define RX_CMPL_ERRORS_T_IP_CS_ERROR                    (0x1 << 6)
        #define RX_CMPL_ERRORS_T_L4_CS_ERROR                    (0x1 << 7)
        #define RX_CMPL_ERRORS_CRC_ERROR                        (0x1 << 8)
        #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK                 (0x7 << 9)
         #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR             (0x0 << 9)
         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION     (0x1 << 9)
         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN     (0x2 << 9)
         #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR   (0x3 << 9)
         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR     (0x4 << 9)
         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR    (0x5 << 9)
         #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL         (0x6 << 9)
        #define RX_CMPL_ERRORS_PKT_ERROR_MASK                   (0xf << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR               (0x0 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION         (0x1 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN         (0x2 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL             (0x3 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR         (0x4 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR        (0x5 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN         (0x6 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
         #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN         (0x8 << 12)

        #define RX_CMPL_CFA_CODE_MASK                           (0xffff << 16)
         #define RX_CMPL_CFA_CODE_SFT                            16

        __le32 rx_cmp_unused3;
};

#define RX_CMP_L2_ERRORS                                                \
        cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)

#define RX_CMP_L4_CS_BITS                                               \
        (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))

#define RX_CMP_L4_CS_ERR_BITS                                           \
        (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))

#define RX_CMP_L4_CS_OK(rxcmp1)                                         \
            (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) &&           \
             !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))

#define RX_CMP_ENCAP(rxcmp1)                                            \
            ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &                    \
             RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)

struct rx_agg_cmp {
        __le32 rx_agg_cmp_len_flags_type;
        #define RX_AGG_CMP_TYPE                                 (0x3f << 0)
        #define RX_AGG_CMP_LEN                                  (0xffff << 16)
         #define RX_AGG_CMP_LEN_SHIFT                            16
        u32 rx_agg_cmp_opaque;
        __le32 rx_agg_cmp_v;
        #define RX_AGG_CMP_V                                    (1 << 0)
        __le32 rx_agg_cmp_unused;
};

struct rx_tpa_start_cmp {
        __le32 rx_tpa_start_cmp_len_flags_type;
        #define RX_TPA_START_CMP_TYPE                           (0x3f << 0)
        #define RX_TPA_START_CMP_FLAGS                          (0x3ff << 6)
         #define RX_TPA_START_CMP_FLAGS_SHIFT                    6
        #define RX_TPA_START_CMP_FLAGS_PLACEMENT                (0x7 << 7)
         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT          7
         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO          (0x1 << 7)
         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS            (0x2 << 7)
         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO      (0x5 << 7)
         #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS        (0x6 << 7)
        #define RX_TPA_START_CMP_FLAGS_RSS_VALID                (0x1 << 10)
        #define RX_TPA_START_CMP_FLAGS_ITYPES                   (0xf << 12)
         #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT             12
         #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP                (0x2 << 12)
        #define RX_TPA_START_CMP_LEN                            (0xffff << 16)
         #define RX_TPA_START_CMP_LEN_SHIFT                      16

        u32 rx_tpa_start_cmp_opaque;
        __le32 rx_tpa_start_cmp_misc_v1;
        #define RX_TPA_START_CMP_V1                             (0x1 << 0)
        #define RX_TPA_START_CMP_RSS_HASH_TYPE                  (0x7f << 9)
         #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT            9
        #define RX_TPA_START_CMP_AGG_ID                         (0x7f << 25)
         #define RX_TPA_START_CMP_AGG_ID_SHIFT                   25

        __le32 rx_tpa_start_cmp_rss_hash;
};

#define TPA_START_HASH_VALID(rx_tpa_start)                              \
        ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
         cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))

#define TPA_START_HASH_TYPE(rx_tpa_start)                               \
        (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &      \
           RX_TPA_START_CMP_RSS_HASH_TYPE) >>                           \
          RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)

#define TPA_START_AGG_ID(rx_tpa_start)                                  \
        ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
         RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)

struct rx_tpa_start_cmp_ext {
        __le32 rx_tpa_start_cmp_flags2;
        #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC              (0x1 << 0)
        #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC              (0x1 << 1)
        #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC            (0x1 << 2)
        #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC            (0x1 << 3)

        __le32 rx_tpa_start_cmp_metadata;
        __le32 rx_tpa_start_cmp_cfa_code_v2;
        #define RX_TPA_START_CMP_V2                             (0x1 << 0)
        #define RX_TPA_START_CMP_CFA_CODE                       (0xffff << 16)
         #define RX_TPA_START_CMPL_CFA_CODE_SHIFT                16
        __le32 rx_tpa_start_cmp_unused5;
};

struct rx_tpa_end_cmp {
        __le32 rx_tpa_end_cmp_len_flags_type;
        #define RX_TPA_END_CMP_TYPE                             (0x3f << 0)
        #define RX_TPA_END_CMP_FLAGS                            (0x3ff << 6)
         #define RX_TPA_END_CMP_FLAGS_SHIFT                      6
        #define RX_TPA_END_CMP_FLAGS_PLACEMENT                  (0x7 << 7)
         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT            7
         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO            (0x1 << 7)
         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS              (0x2 << 7)
         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO        (0x5 << 7)
         #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS          (0x6 << 7)
        #define RX_TPA_END_CMP_FLAGS_RSS_VALID                  (0x1 << 10)
        #define RX_TPA_END_CMP_FLAGS_ITYPES                     (0xf << 12)
         #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT               12
         #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP                  (0x2 << 12)
        #define RX_TPA_END_CMP_LEN                              (0xffff << 16)
         #define RX_TPA_END_CMP_LEN_SHIFT                        16

        u32 rx_tpa_end_cmp_opaque;
        __le32 rx_tpa_end_cmp_misc_v1;
        #define RX_TPA_END_CMP_V1                               (0x1 << 0)
        #define RX_TPA_END_CMP_AGG_BUFS                         (0x3f << 1)
         #define RX_TPA_END_CMP_AGG_BUFS_SHIFT                   1
        #define RX_TPA_END_CMP_TPA_SEGS                         (0xff << 8)
         #define RX_TPA_END_CMP_TPA_SEGS_SHIFT                   8
        #define RX_TPA_END_CMP_PAYLOAD_OFFSET                   (0xff << 16)
         #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT             16
        #define RX_TPA_END_CMP_AGG_ID                           (0x7f << 25)
         #define RX_TPA_END_CMP_AGG_ID_SHIFT                     25

        __le32 rx_tpa_end_cmp_tsdelta;
        #define RX_TPA_END_GRO_TS                               (0x1 << 31)
};

#define TPA_END_AGG_ID(rx_tpa_end)                                      \
        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
         RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)

#define TPA_END_TPA_SEGS(rx_tpa_end)                                    \
        ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
         RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)

#define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO                          \
        cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &          \
                    RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)

#define TPA_END_GRO(rx_tpa_end)                                         \
        ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &                  \
         RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)

#define TPA_END_GRO_TS(rx_tpa_end)                                      \
        ((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & cpu_to_le32(RX_TPA_END_GRO_TS))

struct rx_tpa_end_cmp_ext {
        __le32 rx_tpa_end_cmp_dup_acks;
        #define RX_TPA_END_CMP_TPA_DUP_ACKS                     (0xf << 0)

        __le32 rx_tpa_end_cmp_seg_len;
        #define RX_TPA_END_CMP_TPA_SEG_LEN                      (0xffff << 0)

        __le32 rx_tpa_end_cmp_errors_v2;
        #define RX_TPA_END_CMP_V2                               (0x1 << 0)
        #define RX_TPA_END_CMP_ERRORS                           (0x7fff << 1)
        #define RX_TPA_END_CMPL_ERRORS_SHIFT                     1

        u32 rx_tpa_end_cmp_start_opaque;
};

#define DB_IDX_MASK                                             0xffffff
#define DB_IDX_VALID                                            (0x1 << 26)
#define DB_IRQ_DIS                                              (0x1 << 27)
#define DB_KEY_TX                                               (0x0 << 28)
#define DB_KEY_RX                                               (0x1 << 28)
#define DB_KEY_CP                                               (0x2 << 28)
#define DB_KEY_ST                                               (0x3 << 28)
#define DB_KEY_TX_PUSH                                          (0x4 << 28)
#define DB_LONG_TX_PUSH                                         (0x2 << 24)

#define INVALID_HW_RING_ID      ((u16)-1)

#define BNXT_RSS_HASH_TYPE_FLAG_IPV4            0x01
#define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV4        0x02
#define BNXT_RSS_HASH_TYPE_FLAG_IPV6            0x04
#define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV6        0x08

/* The hardware supports certain page sizes.  Use the supported page sizes
 * to allocate the rings.
 */
#if (PAGE_SHIFT < 12)
#define BNXT_PAGE_SHIFT 12
#elif (PAGE_SHIFT <= 13)
#define BNXT_PAGE_SHIFT PAGE_SHIFT
#elif (PAGE_SHIFT < 16)
#define BNXT_PAGE_SHIFT 13
#else
#define BNXT_PAGE_SHIFT 16
#endif

#define BNXT_PAGE_SIZE  (1 << BNXT_PAGE_SHIFT)

/* The RXBD length is 16-bit so we can only support page sizes < 64K */
#if (PAGE_SHIFT > 15)
#define BNXT_RX_PAGE_SHIFT 15
#else
#define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
#endif

#define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)

#define BNXT_MIN_PKT_SIZE       45

#define BNXT_NUM_TESTS(bp)      0

#define BNXT_DEFAULT_RX_RING_SIZE       511
#define BNXT_DEFAULT_TX_RING_SIZE       511

#define MAX_TPA         64

#define MAX_RX_PAGES    8
#define MAX_RX_AGG_PAGES        32
#define MAX_TX_PAGES    8
#define MAX_CP_PAGES    64

#define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
#define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
#define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))

#define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
#define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)

#define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)

#define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
#define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)

#define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)

#define BNXT_MAX_RX_DESC_CNT            (RX_DESC_CNT * MAX_RX_PAGES - 1)
#define BNXT_MAX_RX_JUM_DESC_CNT        (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
#define BNXT_MAX_TX_DESC_CNT            (TX_DESC_CNT * MAX_TX_PAGES - 1)

#define RX_RING(x)      (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
#define RX_IDX(x)       ((x) & (RX_DESC_CNT - 1))

#define TX_RING(x)      (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
#define TX_IDX(x)       ((x) & (TX_DESC_CNT - 1))

#define CP_RING(x)      (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
#define CP_IDX(x)       ((x) & (CP_DESC_CNT - 1))

#define TX_CMP_VALID(txcmp, raw_cons)                                   \
        (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==        \
         !((raw_cons) & bp->cp_bit))

#define RX_CMP_VALID(rxcmp1, raw_cons)                                  \
        (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
         !((raw_cons) & bp->cp_bit))

#define RX_AGG_CMP_VALID(agg, raw_cons)                         \
        (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
         !((raw_cons) & bp->cp_bit))

#define TX_CMP_TYPE(txcmp)                                      \
        (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)

#define RX_CMP_TYPE(rxcmp)                                      \
        (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)

#define NEXT_RX(idx)            (((idx) + 1) & bp->rx_ring_mask)

#define NEXT_RX_AGG(idx)        (((idx) + 1) & bp->rx_agg_ring_mask)

#define NEXT_TX(idx)            (((idx) + 1) & bp->tx_ring_mask)

#define ADV_RAW_CMP(idx, n)     ((idx) + (n))
#define NEXT_RAW_CMP(idx)       ADV_RAW_CMP(idx, 1)
#define RING_CMP(idx)           ((idx) & bp->cp_ring_mask)
#define NEXT_CMP(idx)           RING_CMP(ADV_RAW_CMP(idx, 1))

#define BNXT_HWRM_MAX_REQ_LEN           (bp->hwrm_max_req_len)
#define DFLT_HWRM_CMD_TIMEOUT           500
#define HWRM_CMD_TIMEOUT                (bp->hwrm_cmd_timeout)
#define HWRM_RESET_TIMEOUT              ((HWRM_CMD_TIMEOUT) * 4)
#define HWRM_RESP_ERR_CODE_MASK         0xffff
#define HWRM_RESP_LEN_OFFSET            4
#define HWRM_RESP_LEN_MASK              0xffff0000
#define HWRM_RESP_LEN_SFT               16
#define HWRM_RESP_VALID_MASK            0xff000000
#define HWRM_SEQ_ID_INVALID             -1
#define BNXT_HWRM_REQ_MAX_SIZE          128
#define BNXT_HWRM_REQS_PER_PAGE         (BNXT_PAGE_SIZE /       \
                                         BNXT_HWRM_REQ_MAX_SIZE)

struct bnxt_sw_tx_bd {
        struct sk_buff          *skb;
        DEFINE_DMA_UNMAP_ADDR(mapping);
        u8                      is_gso;
        u8                      is_push;
        unsigned short          nr_frags;
};

struct bnxt_sw_rx_bd {
        u8                      *data;
        DEFINE_DMA_UNMAP_ADDR(mapping);
};

struct bnxt_sw_rx_agg_bd {
        struct page             *page;
        unsigned int            offset;
        dma_addr_t              mapping;
};

struct bnxt_ring_struct {
        int                     nr_pages;
        int                     page_size;
        void                    **pg_arr;
        dma_addr_t              *dma_arr;

        __le64                  *pg_tbl;
        dma_addr_t              pg_tbl_map;

        int                     vmem_size;
        void                    **vmem;

        u16                     fw_ring_id; /* Ring id filled by Chimp FW */
        u8                      queue_id;
};

struct tx_push_bd {
        __le32                  doorbell;
        __le32                  tx_bd_len_flags_type;
        u32                     tx_bd_opaque;
        struct tx_bd_ext        txbd2;
};

struct tx_push_buffer {
        struct tx_push_bd       push_bd;
        u32                     data[25];
};

struct bnxt_tx_ring_info {
        struct bnxt_napi        *bnapi;
        u16                     tx_prod;
        u16                     tx_cons;
        void __iomem            *tx_doorbell;

        struct tx_bd            *tx_desc_ring[MAX_TX_PAGES];
        struct bnxt_sw_tx_bd    *tx_buf_ring;

        dma_addr_t              tx_desc_mapping[MAX_TX_PAGES];

        struct tx_push_buffer   *tx_push;
        dma_addr_t              tx_push_mapping;
        __le64                  data_mapping;

#define BNXT_DEV_STATE_CLOSING  0x1
        u32                     dev_state;

        struct bnxt_ring_struct tx_ring_struct;
};

struct bnxt_tpa_info {
        u8                      *data;
        dma_addr_t              mapping;
        u16                     len;
        unsigned short          gso_type;
        u32                     flags2;
        u32                     metadata;
        enum pkt_hash_types     hash_type;
        u32                     rss_hash;
};

struct bnxt_rx_ring_info {
        struct bnxt_napi        *bnapi;
        u16                     rx_prod;
        u16                     rx_agg_prod;
        u16                     rx_sw_agg_prod;
        u16                     rx_next_cons;
        void __iomem            *rx_doorbell;
        void __iomem            *rx_agg_doorbell;

        struct rx_bd            *rx_desc_ring[MAX_RX_PAGES];
        struct bnxt_sw_rx_bd    *rx_buf_ring;

        struct rx_bd            *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
        struct bnxt_sw_rx_agg_bd        *rx_agg_ring;

        unsigned long           *rx_agg_bmap;
        u16                     rx_agg_bmap_size;

        struct page             *rx_page;
        unsigned int            rx_page_offset;

        dma_addr_t              rx_desc_mapping[MAX_RX_PAGES];
        dma_addr_t              rx_agg_desc_mapping[MAX_RX_AGG_PAGES];

        struct bnxt_tpa_info    *rx_tpa;

        struct bnxt_ring_struct rx_ring_struct;
        struct bnxt_ring_struct rx_agg_ring_struct;
};

struct bnxt_cp_ring_info {
        u32                     cp_raw_cons;
        void __iomem            *cp_doorbell;

        struct tx_cmp           *cp_desc_ring[MAX_CP_PAGES];

        dma_addr_t              cp_desc_mapping[MAX_CP_PAGES];

        struct ctx_hw_stats     *hw_stats;
        dma_addr_t              hw_stats_map;
        u32                     hw_stats_ctx_id;
        u64                     rx_l4_csum_errors;

        struct bnxt_ring_struct cp_ring_struct;
};

struct bnxt_napi {
        struct napi_struct      napi;
        struct bnxt             *bp;

        int                     index;
        struct bnxt_cp_ring_info        cp_ring;
        struct bnxt_rx_ring_info        *rx_ring;
        struct bnxt_tx_ring_info        *tx_ring;

#ifdef CONFIG_NET_RX_BUSY_POLL
        atomic_t                poll_state;
#endif
        bool                    in_reset;
};

#ifdef CONFIG_NET_RX_BUSY_POLL
enum bnxt_poll_state_t {
        BNXT_STATE_IDLE = 0,
        BNXT_STATE_NAPI,
        BNXT_STATE_POLL,
        BNXT_STATE_DISABLE,
};
#endif

struct bnxt_irq {
        irq_handler_t   handler;
        unsigned int    vector;
        u8              requested;
        char            name[IFNAMSIZ + 2];
};

#define HWRM_RING_ALLOC_TX      0x1
#define HWRM_RING_ALLOC_RX      0x2
#define HWRM_RING_ALLOC_AGG     0x4
#define HWRM_RING_ALLOC_CMPL    0x8

#define INVALID_STATS_CTX_ID    -1

struct bnxt_ring_grp_info {
        u16     fw_stats_ctx;
        u16     fw_grp_id;
        u16     rx_fw_ring_id;
        u16     agg_fw_ring_id;
        u16     cp_fw_ring_id;
};

struct bnxt_vnic_info {
        u16             fw_vnic_id; /* returned by Chimp during alloc */
        u16             fw_rss_cos_lb_ctx;
        u16             fw_l2_ctx_id;
#define BNXT_MAX_UC_ADDRS       4
        __le64          fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
                                /* index 0 always dev_addr */
        u16             uc_filter_count;
        u8              *uc_list;

        u16             *fw_grp_ids;
        u16             hash_type;
        dma_addr_t      rss_table_dma_addr;
        __le16          *rss_table;
        dma_addr_t      rss_hash_key_dma_addr;
        u64             *rss_hash_key;
        u32             rx_mask;

        u8              *mc_list;
        int             mc_list_size;
        int             mc_list_count;
        dma_addr_t      mc_list_mapping;
#define BNXT_MAX_MC_ADDRS       16

        u32             flags;
#define BNXT_VNIC_RSS_FLAG      1
#define BNXT_VNIC_RFS_FLAG      2
#define BNXT_VNIC_MCAST_FLAG    4
#define BNXT_VNIC_UCAST_FLAG    8
};

#if defined(CONFIG_BNXT_SRIOV)
struct bnxt_vf_info {
        u16     fw_fid;
        u8      mac_addr[ETH_ALEN];
        u16     max_rsscos_ctxs;
        u16     max_cp_rings;
        u16     max_tx_rings;
        u16     max_rx_rings;
        u16     max_hw_ring_grps;
        u16     max_l2_ctxs;
        u16     max_irqs;
        u16     max_vnics;
        u16     max_stat_ctxs;
        u16     vlan;
        u32     flags;
#define BNXT_VF_QOS             0x1
#define BNXT_VF_SPOOFCHK        0x2
#define BNXT_VF_LINK_FORCED     0x4
#define BNXT_VF_LINK_UP         0x8
        u32     func_flags; /* func cfg flags */
        u32     min_tx_rate;
        u32     max_tx_rate;
        void    *hwrm_cmd_req_addr;
        dma_addr_t      hwrm_cmd_req_dma_addr;
};
#endif

struct bnxt_pf_info {
#define BNXT_FIRST_PF_FID       1
#define BNXT_FIRST_VF_FID       128
        u32     fw_fid;
        u8      port_id;
        u8      mac_addr[ETH_ALEN];
        u16     max_rsscos_ctxs;
        u16     max_cp_rings;
        u16     max_tx_rings; /* HW assigned max tx rings for this PF */
        u16     max_rx_rings; /* HW assigned max rx rings for this PF */
        u16     max_hw_ring_grps;
        u16     max_irqs;
        u16     max_l2_ctxs;
        u16     max_vnics;
        u16     max_stat_ctxs;
        u32     first_vf_id;
        u16     active_vfs;
        u16     max_vfs;
        u32     max_encap_records;
        u32     max_decap_records;
        u32     max_tx_em_flows;
        u32     max_tx_wm_flows;
        u32     max_rx_em_flows;
        u32     max_rx_wm_flows;
        unsigned long   *vf_event_bmap;
        u16     hwrm_cmd_req_pages;
        void                    *hwrm_cmd_req_addr[4];
        dma_addr_t              hwrm_cmd_req_dma_addr[4];
        struct bnxt_vf_info     *vf;
};

struct bnxt_ntuple_filter {
        struct hlist_node       hash;
        u8                      src_mac_addr[ETH_ALEN];
        struct flow_keys        fkeys;
        __le64                  filter_id;
        u16                     sw_id;
        u16                     rxq;
        u32                     flow_id;
        unsigned long           state;
#define BNXT_FLTR_VALID         0
#define BNXT_FLTR_UPDATE        1
};

struct bnxt_link_info {
        u8                      phy_type;
        u8                      media_type;
        u8                      transceiver;
        u8                      phy_addr;
        u8                      phy_link_status;
#define BNXT_LINK_NO_LINK       PORT_PHY_QCFG_RESP_LINK_NO_LINK
#define BNXT_LINK_SIGNAL        PORT_PHY_QCFG_RESP_LINK_SIGNAL
#define BNXT_LINK_LINK          PORT_PHY_QCFG_RESP_LINK_LINK
        u8                      wire_speed;
        u8                      loop_back;
        u8                      link_up;
        u8                      duplex;
#define BNXT_LINK_DUPLEX_HALF   PORT_PHY_QCFG_RESP_DUPLEX_HALF
#define BNXT_LINK_DUPLEX_FULL   PORT_PHY_QCFG_RESP_DUPLEX_FULL
        u8                      pause;
#define BNXT_LINK_PAUSE_TX      PORT_PHY_QCFG_RESP_PAUSE_TX
#define BNXT_LINK_PAUSE_RX      PORT_PHY_QCFG_RESP_PAUSE_RX
#define BNXT_LINK_PAUSE_BOTH    (PORT_PHY_QCFG_RESP_PAUSE_RX | \
                                 PORT_PHY_QCFG_RESP_PAUSE_TX)
        u8                      lp_pause;
        u8                      auto_pause_setting;
        u8                      force_pause_setting;
        u8                      duplex_setting;
        u8                      auto_mode;
#define BNXT_AUTO_MODE(mode)    ((mode) > BNXT_LINK_AUTO_NONE && \
                                 (mode) <= BNXT_LINK_AUTO_MSK)
#define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
#define BNXT_LINK_AUTO_ALLSPDS  PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
#define BNXT_LINK_AUTO_ONESPD   PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
#define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
#define BNXT_LINK_AUTO_MSK      PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
#define PHY_VER_LEN             3
        u8                      phy_ver[PHY_VER_LEN];
        u16                     link_speed;
#define BNXT_LINK_SPEED_100MB   PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
#define BNXT_LINK_SPEED_1GB     PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
#define BNXT_LINK_SPEED_2GB     PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
#define BNXT_LINK_SPEED_2_5GB   PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
#define BNXT_LINK_SPEED_10GB    PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
#define BNXT_LINK_SPEED_20GB    PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
#define BNXT_LINK_SPEED_25GB    PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
#define BNXT_LINK_SPEED_40GB    PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
#define BNXT_LINK_SPEED_50GB    PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
        u16                     support_speeds;
        u16                     auto_link_speeds;
#define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
#define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
#define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
#define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
#define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
#define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
#define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
#define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
#define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
        u16                     lp_auto_link_speeds;
        u16                     force_link_speed;
        u32                     preemphasis;

        /* copy of requested setting from ethtool cmd */
        u8                      autoneg;
#define BNXT_AUTONEG_SPEED              1
#define BNXT_AUTONEG_FLOW_CTRL          2
        u8                      req_duplex;
        u8                      req_flow_ctrl;
        u16                     req_link_speed;
        u32                     advertising;
        bool                    force_link_chng;

        u8                      last_port_module_event;
        /* a copy of phy_qcfg output used to report link
         * info to VF
         */
        struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
};

#define BNXT_MAX_QUEUE  8

struct bnxt_queue_info {
        u8      queue_id;
        u8      queue_profile;
};

#define BNXT_GRCPF_REG_WINDOW_BASE_OUT  0x400
#define BNXT_CAG_REG_LEGACY_INT_STATUS  0x4014
#define BNXT_CAG_REG_BASE               0x300000

struct bnxt {
        void __iomem            *bar0;
        void __iomem            *bar1;
        void __iomem            *bar2;

        u32                     reg_base;

        struct net_device       *dev;
        struct pci_dev          *pdev;

        atomic_t                intr_sem;

        u32                     flags;
        #define BNXT_FLAG_DCB_ENABLED   0x1
        #define BNXT_FLAG_VF            0x2
        #define BNXT_FLAG_LRO           0x4
#ifdef CONFIG_INET
        #define BNXT_FLAG_GRO           0x8
#else
        /* Cannot support hardware GRO if CONFIG_INET is not set */
        #define BNXT_FLAG_GRO           0x0
#endif
        #define BNXT_FLAG_TPA           (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
        #define BNXT_FLAG_JUMBO         0x10
        #define BNXT_FLAG_STRIP_VLAN    0x20
        #define BNXT_FLAG_AGG_RINGS     (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
                                         BNXT_FLAG_LRO)
        #define BNXT_FLAG_USING_MSIX    0x40
        #define BNXT_FLAG_MSIX_CAP      0x80
        #define BNXT_FLAG_RFS           0x100
        #define BNXT_FLAG_SHARED_RINGS  0x200
        #define BNXT_FLAG_PORT_STATS    0x400
        #define BNXT_FLAG_EEE_CAP       0x1000

        #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |             \
                                            BNXT_FLAG_RFS |             \
                                            BNXT_FLAG_STRIP_VLAN)

#define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
#define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)

        struct bnxt_napi        **bnapi;

        struct bnxt_rx_ring_info        *rx_ring;
        struct bnxt_tx_ring_info        *tx_ring;

        u32                     rx_buf_size;
        u32                     rx_buf_use_size;        /* useable size */
        u32                     rx_ring_size;
        u32                     rx_agg_ring_size;
        u32                     rx_copy_thresh;
        u32                     rx_ring_mask;
        u32                     rx_agg_ring_mask;
        int                     rx_nr_pages;
        int                     rx_agg_nr_pages;
        int                     rx_nr_rings;
        int                     rsscos_nr_ctxs;

        u32                     tx_ring_size;
        u32                     tx_ring_mask;
        int                     tx_nr_pages;
        int                     tx_nr_rings;
        int                     tx_nr_rings_per_tc;

        int                     tx_wake_thresh;
        int                     tx_push_thresh;
        int                     tx_push_size;

        u32                     cp_ring_size;
        u32                     cp_ring_mask;
        u32                     cp_bit;
        int                     cp_nr_pages;
        int                     cp_nr_rings;

        int                     num_stat_ctxs;

        /* grp_info indexed by completion ring index */
        struct bnxt_ring_grp_info       *grp_info;
        struct bnxt_vnic_info   *vnic_info;
        int                     nr_vnics;

        u8                      max_tc;
        struct bnxt_queue_info  q_info[BNXT_MAX_QUEUE];

        unsigned int            current_interval;
#define BNXT_TIMER_INTERVAL     HZ

        struct timer_list       timer;

        unsigned long           state;
#define BNXT_STATE_OPEN         0
#define BNXT_STATE_IN_SP_TASK   1

        struct bnxt_irq *irq_tbl;
        u8                      mac_addr[ETH_ALEN];

        u32                     msg_enable;

        u32                     hwrm_spec_code;
        u16                     hwrm_cmd_seq;
        u32                     hwrm_intr_seq_id;
        void                    *hwrm_cmd_resp_addr;
        dma_addr_t              hwrm_cmd_resp_dma_addr;
        void                    *hwrm_dbg_resp_addr;
        dma_addr_t              hwrm_dbg_resp_dma_addr;
#define HWRM_DBG_REG_BUF_SIZE   128

        struct rx_port_stats    *hw_rx_port_stats;
        struct tx_port_stats    *hw_tx_port_stats;
        dma_addr_t              hw_rx_port_stats_map;
        dma_addr_t              hw_tx_port_stats_map;
        int                     hw_port_stats_size;

        u16                     hwrm_max_req_len;
        int                     hwrm_cmd_timeout;
        struct mutex            hwrm_cmd_lock;  /* serialize hwrm messages */
        struct hwrm_ver_get_output      ver_resp;
#define FW_VER_STR_LEN          32
#define BC_HWRM_STR_LEN         21
#define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
        char                    fw_ver_str[FW_VER_STR_LEN];
        __be16                  vxlan_port;
        u8                      vxlan_port_cnt;
        __le16                  vxlan_fw_dst_port_id;
        u8                      nge_port_cnt;
        __le16                  nge_fw_dst_port_id;

        u16                     rx_coal_ticks;
        u16                     rx_coal_ticks_irq;
        u16                     rx_coal_bufs;
        u16                     rx_coal_bufs_irq;
        u16                     tx_coal_ticks;
        u16                     tx_coal_ticks_irq;
        u16                     tx_coal_bufs;
        u16                     tx_coal_bufs_irq;

#define BNXT_USEC_TO_COAL_TIMER(x)      ((x) * 25 / 2)

        struct work_struct      sp_task;
        unsigned long           sp_event;
#define BNXT_RX_MASK_SP_EVENT           0
#define BNXT_RX_NTP_FLTR_SP_EVENT       1
#define BNXT_LINK_CHNG_SP_EVENT         2
#define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
#define BNXT_VXLAN_ADD_PORT_SP_EVENT    4
#define BNXT_VXLAN_DEL_PORT_SP_EVENT    5
#define BNXT_RESET_TASK_SP_EVENT        6
#define BNXT_RST_RING_SP_EVENT          7
#define BNXT_HWRM_PF_UNLOAD_SP_EVENT    8
#define BNXT_PERIODIC_STATS_SP_EVENT    9
#define BNXT_HWRM_PORT_MODULE_SP_EVENT  10

        struct bnxt_pf_info     pf;
#ifdef CONFIG_BNXT_SRIOV
        int                     nr_vfs;
        struct bnxt_vf_info     vf;
        wait_queue_head_t       sriov_cfg_wait;
        bool                    sriov_cfg;
#define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
#endif

#define BNXT_NTP_FLTR_MAX_FLTR  4096
#define BNXT_NTP_FLTR_HASH_SIZE 512
#define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
        struct hlist_head       ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
        spinlock_t              ntp_fltr_lock;  /* for hash table add, del */

        unsigned long           *ntp_fltr_bmap;
        int                     ntp_fltr_count;

        struct bnxt_link_info   link_info;
        struct ethtool_eee      eee;
        u32                     lpi_tmr_lo;
        u32                     lpi_tmr_hi;
};

#ifdef CONFIG_NET_RX_BUSY_POLL
static inline void bnxt_enable_poll(struct bnxt_napi *bnapi)
{
        atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
}

/* called from the NAPI poll routine to get ownership of a bnapi */
static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi)
{
        int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
                                BNXT_STATE_NAPI);

        return rc == BNXT_STATE_IDLE;
}

static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi)
{
        atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
}

/* called from the busy poll routine to get ownership of a bnapi */
static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi)
{
        int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
                                BNXT_STATE_POLL);

        return rc == BNXT_STATE_IDLE;
}

static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi)
{
        atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
}

static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi)
{
        return atomic_read(&bnapi->poll_state) == BNXT_STATE_POLL;
}

static inline void bnxt_disable_poll(struct bnxt_napi *bnapi)
{
        int old;

        while (1) {
                old = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
                                     BNXT_STATE_DISABLE);
                if (old == BNXT_STATE_IDLE)
                        break;
                usleep_range(500, 5000);
        }
}

#else

static inline void bnxt_enable_poll(struct bnxt_napi *bnapi)
{
}

static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi)
{
        return true;
}

static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi)
{
}

static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi)
{
        return false;
}

static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi)
{
}

static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi)
{
        return false;
}

static inline void bnxt_disable_poll(struct bnxt_napi *bnapi)
{
}

#endif

void bnxt_set_ring_params(struct bnxt *);
void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
int _hwrm_send_message(struct bnxt *, void *, u32, int);
int hwrm_send_message(struct bnxt *, void *, u32, int);
int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
int bnxt_hwrm_set_coal(struct bnxt *);
int bnxt_hwrm_func_qcaps(struct bnxt *);
int bnxt_hwrm_set_pause(struct bnxt *);
int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
int bnxt_open_nic(struct bnxt *, bool, bool);
int bnxt_close_nic(struct bnxt *, bool, bool);
int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
#endif