/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */

#ifndef __FUN_HCI_H
#define __FUN_HCI_H

enum {
        FUN_HCI_ID_INVALID = 0xffffffff,
};

enum fun_admin_op {
        FUN_ADMIN_OP_BIND = 0x1,
        FUN_ADMIN_OP_EPCQ = 0x11,
        FUN_ADMIN_OP_EPSQ = 0x12,
        FUN_ADMIN_OP_PORT = 0x13,
        FUN_ADMIN_OP_ETH = 0x14,
        FUN_ADMIN_OP_VI = 0x15,
        FUN_ADMIN_OP_SWUPGRADE = 0x1f,
        FUN_ADMIN_OP_RSS = 0x21,
        FUN_ADMIN_OP_ADI = 0x25,
        FUN_ADMIN_OP_KTLS = 0x26,
};

enum {
        FUN_REQ_COMMON_FLAG_RSP = 0x1,
        FUN_REQ_COMMON_FLAG_HEAD_WB = 0x2,
        FUN_REQ_COMMON_FLAG_INT = 0x4,
        FUN_REQ_COMMON_FLAG_CQE_IN_RQBUF = 0x8,
};

struct fun_admin_req_common {
        __u8 op;
        __u8 len8;
        __be16 flags;
        __u8 suboff8;
        __u8 rsvd0;
        __be16 cid;
};

#define FUN_ADMIN_REQ_COMMON_INIT(_op, _len8, _flags, _suboff8, _cid)       \
        (struct fun_admin_req_common) {                                     \
                .op = (_op), .len8 = (_len8), .flags = cpu_to_be16(_flags), \
                .suboff8 = (_suboff8), .cid = cpu_to_be16(_cid),            \
        }

#define FUN_ADMIN_REQ_COMMON_INIT2(_op, _len)    \
        (struct fun_admin_req_common) {          \
                .op = (_op), .len8 = (_len) / 8, \
        }

struct fun_admin_rsp_common {
        __u8 op;
        __u8 len8;
        __be16 flags;
        __u8 suboff8;
        __u8 ret;
        __be16 cid;
};

struct fun_admin_write48_req {
        __be64 key_to_data;
};

#define FUN_ADMIN_WRITE48_REQ_KEY_S 56U
#define FUN_ADMIN_WRITE48_REQ_KEY_M 0xff
#define FUN_ADMIN_WRITE48_REQ_KEY_P_NOSWAP(x) \
        (((__u64)x) << FUN_ADMIN_WRITE48_REQ_KEY_S)

#define FUN_ADMIN_WRITE48_REQ_DATA_S 0U
#define FUN_ADMIN_WRITE48_REQ_DATA_M 0xffffffffffff
#define FUN_ADMIN_WRITE48_REQ_DATA_P_NOSWAP(x) \
        (((__u64)x) << FUN_ADMIN_WRITE48_REQ_DATA_S)

#define FUN_ADMIN_WRITE48_REQ_INIT(key, data)                       \
        (struct fun_admin_write48_req) {                            \
                .key_to_data = cpu_to_be64(                         \
                        FUN_ADMIN_WRITE48_REQ_KEY_P_NOSWAP(key) |   \
                        FUN_ADMIN_WRITE48_REQ_DATA_P_NOSWAP(data)), \
        }

struct fun_admin_write48_rsp {
        __be64 key_to_data;
};

struct fun_admin_read48_req {
        __be64 key_pack;
};

#define FUN_ADMIN_READ48_REQ_KEY_S 56U
#define FUN_ADMIN_READ48_REQ_KEY_M 0xff
#define FUN_ADMIN_READ48_REQ_KEY_P_NOSWAP(x) \
        (((__u64)x) << FUN_ADMIN_READ48_REQ_KEY_S)

#define FUN_ADMIN_READ48_REQ_INIT(key)                                       \
        (struct fun_admin_read48_req) {                                      \
                .key_pack =                                                  \
                        cpu_to_be64(FUN_ADMIN_READ48_REQ_KEY_P_NOSWAP(key)), \
        }

struct fun_admin_read48_rsp {
        __be64 key_to_data;
};

#define FUN_ADMIN_READ48_RSP_KEY_S 56U
#define FUN_ADMIN_READ48_RSP_KEY_M 0xff
#define FUN_ADMIN_READ48_RSP_KEY_G(x)                     \
        ((be64_to_cpu(x) >> FUN_ADMIN_READ48_RSP_KEY_S) & \
         FUN_ADMIN_READ48_RSP_KEY_M)

#define FUN_ADMIN_READ48_RSP_RET_S 48U
#define FUN_ADMIN_READ48_RSP_RET_M 0xff
#define FUN_ADMIN_READ48_RSP_RET_G(x)                     \
        ((be64_to_cpu(x) >> FUN_ADMIN_READ48_RSP_RET_S) & \
         FUN_ADMIN_READ48_RSP_RET_M)

#define FUN_ADMIN_READ48_RSP_DATA_S 0U
#define FUN_ADMIN_READ48_RSP_DATA_M 0xffffffffffff
#define FUN_ADMIN_READ48_RSP_DATA_G(x)                     \
        ((be64_to_cpu(x) >> FUN_ADMIN_READ48_RSP_DATA_S) & \
         FUN_ADMIN_READ48_RSP_DATA_M)

enum fun_admin_bind_type {
        FUN_ADMIN_BIND_TYPE_EPCQ = 0x1,
        FUN_ADMIN_BIND_TYPE_EPSQ = 0x2,
        FUN_ADMIN_BIND_TYPE_PORT = 0x3,
        FUN_ADMIN_BIND_TYPE_RSS = 0x4,
        FUN_ADMIN_BIND_TYPE_VI = 0x5,
        FUN_ADMIN_BIND_TYPE_ETH = 0x6,
};

struct fun_admin_bind_entry {
        __u8 type;
        __u8 rsvd0[3];
        __be32 id;
};

#define FUN_ADMIN_BIND_ENTRY_INIT(_type, _id)            \
        (struct fun_admin_bind_entry) {                  \
                .type = (_type), .id = cpu_to_be32(_id), \
        }

struct fun_admin_bind_req {
        struct fun_admin_req_common common;
        struct fun_admin_bind_entry entry[];
};

struct fun_admin_bind_rsp {
        struct fun_admin_rsp_common bind_rsp_common;
};

struct fun_admin_simple_subop {
        __u8 subop;
        __u8 rsvd0;
        __be16 flags;
        __be32 data;
};

#define FUN_ADMIN_SIMPLE_SUBOP_INIT(_subop, _flags, _data)       \
        (struct fun_admin_simple_subop) {                        \
                .subop = (_subop), .flags = cpu_to_be16(_flags), \
                .data = cpu_to_be32(_data),                      \
        }

enum fun_admin_subop {
        FUN_ADMIN_SUBOP_CREATE = 0x10,
        FUN_ADMIN_SUBOP_DESTROY = 0x11,
        FUN_ADMIN_SUBOP_MODIFY = 0x12,
        FUN_ADMIN_SUBOP_RES_COUNT = 0x14,
        FUN_ADMIN_SUBOP_READ = 0x15,
        FUN_ADMIN_SUBOP_WRITE = 0x16,
        FUN_ADMIN_SUBOP_NOTIFY = 0x17,
};

enum {
        FUN_ADMIN_RES_CREATE_FLAG_ALLOCATOR = 0x1,
};

struct fun_admin_generic_destroy_req {
        struct fun_admin_req_common common;
        struct fun_admin_simple_subop destroy;
};

struct fun_admin_generic_create_rsp {
        struct fun_admin_rsp_common common;

        __u8 subop;
        __u8 rsvd0;
        __be16 flags;
        __be32 id;
};

struct fun_admin_res_count_req {
        struct fun_admin_req_common common;
        struct fun_admin_simple_subop count;
};

struct fun_admin_res_count_rsp {
        struct fun_admin_rsp_common common;
        struct fun_admin_simple_subop count;
};

enum {
        FUN_ADMIN_EPCQ_CREATE_FLAG_INT_EPCQ = 0x2,
        FUN_ADMIN_EPCQ_CREATE_FLAG_ENTRY_WR_TPH = 0x4,
        FUN_ADMIN_EPCQ_CREATE_FLAG_SL_WR_TPH = 0x8,
        FUN_ADMIN_EPCQ_CREATE_FLAG_RQ = 0x80,
        FUN_ADMIN_EPCQ_CREATE_FLAG_INT_IQ = 0x100,
        FUN_ADMIN_EPCQ_CREATE_FLAG_INT_NOARM = 0x200,
        FUN_ADMIN_EPCQ_CREATE_FLAG_DROP_ON_OVERFLOW = 0x400,
};

struct fun_admin_epcq_req {
        struct fun_admin_req_common common;
        union epcq_req_subop {
                struct fun_admin_epcq_create_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 epsqid;
                        __u8 rsvd1;
                        __u8 entry_size_log2;
                        __be16 nentries;

                        __be64 address;

                        __be16 tailroom; /* per packet tailroom in bytes */
                        __u8 headroom; /* per packet headroom in 2B units */
                        __u8 intcoal_kbytes;
                        __u8 intcoal_holdoff_nentries;
                        __u8 intcoal_holdoff_usecs;
                        __be16 intid;

                        __be32 scan_start_id;
                        __be32 scan_end_id;

                        __be16 tph_cpuid;
                        __u8 rsvd3[6];
                } create;

                struct fun_admin_epcq_modify_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be16 headroom; /* headroom in bytes */
                        __u8 rsvd1[6];
                } modify;
        } u;
};

#define FUN_ADMIN_EPCQ_CREATE_REQ_INIT(                                      \
        _subop, _flags, _id, _epsqid, _entry_size_log2, _nentries, _address, \
        _tailroom, _headroom, _intcoal_kbytes, _intcoal_holdoff_nentries,    \
        _intcoal_holdoff_usecs, _intid, _scan_start_id, _scan_end_id,        \
        _tph_cpuid)                                                          \
        (struct fun_admin_epcq_create_req) {                                 \
                .subop = (_subop), .flags = cpu_to_be16(_flags),             \
                .id = cpu_to_be32(_id), .epsqid = cpu_to_be32(_epsqid),      \
                .entry_size_log2 = _entry_size_log2,                         \
                .nentries = cpu_to_be16(_nentries),                          \
                .address = cpu_to_be64(_address),                            \
                .tailroom = cpu_to_be16(_tailroom), .headroom = _headroom,   \
                .intcoal_kbytes = _intcoal_kbytes,                           \
                .intcoal_holdoff_nentries = _intcoal_holdoff_nentries,       \
                .intcoal_holdoff_usecs = _intcoal_holdoff_usecs,             \
                .intid = cpu_to_be16(_intid),                                \
                .scan_start_id = cpu_to_be32(_scan_start_id),                \
                .scan_end_id = cpu_to_be32(_scan_end_id),                    \
                .tph_cpuid = cpu_to_be16(_tph_cpuid),                        \
        }

#define FUN_ADMIN_EPCQ_MODIFY_REQ_INIT(_subop, _flags, _id, _headroom)      \
        (struct fun_admin_epcq_modify_req) {                                \
                .subop = (_subop), .flags = cpu_to_be16(_flags),            \
                .id = cpu_to_be32(_id), .headroom = cpu_to_be16(_headroom), \
        }

enum {
        FUN_ADMIN_EPSQ_CREATE_FLAG_INT_EPSQ = 0x2,
        FUN_ADMIN_EPSQ_CREATE_FLAG_ENTRY_RD_TPH = 0x4,
        FUN_ADMIN_EPSQ_CREATE_FLAG_GL_RD_TPH = 0x8,
        FUN_ADMIN_EPSQ_CREATE_FLAG_HEAD_WB_ADDRESS = 0x10,
        FUN_ADMIN_EPSQ_CREATE_FLAG_HEAD_WB_ADDRESS_TPH = 0x20,
        FUN_ADMIN_EPSQ_CREATE_FLAG_HEAD_WB_EPCQ = 0x40,
        FUN_ADMIN_EPSQ_CREATE_FLAG_RQ = 0x80,
        FUN_ADMIN_EPSQ_CREATE_FLAG_INT_IQ = 0x100,
        FUN_ADMIN_EPSQ_CREATE_FLAG_NO_CMPL = 0x200,
};

struct fun_admin_epsq_req {
        struct fun_admin_req_common common;

        union epsq_req_subop {
                struct fun_admin_epsq_create_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 epcqid;
                        __u8 rsvd1;
                        __u8 entry_size_log2;
                        __be16 nentries;

                        __be64 address; /* DMA address of epsq */

                        __u8 rsvd2[3];
                        __u8 intcoal_kbytes;
                        __u8 intcoal_holdoff_nentries;
                        __u8 intcoal_holdoff_usecs;
                        __be16 intid;

                        __be32 scan_start_id;
                        __be32 scan_end_id;

                        __u8 rsvd3[4];
                        __be16 tph_cpuid;
                        __u8 buf_size_log2; /* log2 of RQ buffer size */
                        __u8 head_wb_size_log2; /* log2 of head write back size */

                        __be64 head_wb_address; /* DMA address for head writeback */
                } create;
        } u;
};

#define FUN_ADMIN_EPSQ_CREATE_REQ_INIT(                                      \
        _subop, _flags, _id, _epcqid, _entry_size_log2, _nentries, _address, \
        _intcoal_kbytes, _intcoal_holdoff_nentries, _intcoal_holdoff_usecs,  \
        _intid, _scan_start_id, _scan_end_id, _tph_cpuid, _buf_size_log2,    \
        _head_wb_size_log2, _head_wb_address)                                \
        (struct fun_admin_epsq_create_req) {                                 \
                .subop = (_subop), .flags = cpu_to_be16(_flags),             \
                .id = cpu_to_be32(_id), .epcqid = cpu_to_be32(_epcqid),      \
                .entry_size_log2 = _entry_size_log2,                         \
                .nentries = cpu_to_be16(_nentries),                          \
                .address = cpu_to_be64(_address),                            \
                .intcoal_kbytes = _intcoal_kbytes,                           \
                .intcoal_holdoff_nentries = _intcoal_holdoff_nentries,       \
                .intcoal_holdoff_usecs = _intcoal_holdoff_usecs,             \
                .intid = cpu_to_be16(_intid),                                \
                .scan_start_id = cpu_to_be32(_scan_start_id),                \
                .scan_end_id = cpu_to_be32(_scan_end_id),                    \
                .tph_cpuid = cpu_to_be16(_tph_cpuid),                        \
                .buf_size_log2 = _buf_size_log2,                             \
                .head_wb_size_log2 = _head_wb_size_log2,                     \
                .head_wb_address = cpu_to_be64(_head_wb_address),            \
        }

enum {
        FUN_PORT_CAP_OFFLOADS = 0x1,
        FUN_PORT_CAP_STATS = 0x2,
        FUN_PORT_CAP_LOOPBACK = 0x4,
        FUN_PORT_CAP_VPORT = 0x8,
        FUN_PORT_CAP_TX_PAUSE = 0x10,
        FUN_PORT_CAP_RX_PAUSE = 0x20,
        FUN_PORT_CAP_AUTONEG = 0x40,
        FUN_PORT_CAP_RSS = 0x80,
        FUN_PORT_CAP_VLAN_OFFLOADS = 0x100,
        FUN_PORT_CAP_ENCAP_OFFLOADS = 0x200,
        FUN_PORT_CAP_1000_X = 0x1000,
        FUN_PORT_CAP_10G_R = 0x2000,
        FUN_PORT_CAP_40G_R4 = 0x4000,
        FUN_PORT_CAP_25G_R = 0x8000,
        FUN_PORT_CAP_50G_R2 = 0x10000,
        FUN_PORT_CAP_50G_R = 0x20000,
        FUN_PORT_CAP_100G_R4 = 0x40000,
        FUN_PORT_CAP_100G_R2 = 0x80000,
        FUN_PORT_CAP_200G_R4 = 0x100000,
        FUN_PORT_CAP_FEC_NONE = 0x10000000,
        FUN_PORT_CAP_FEC_FC = 0x20000000,
        FUN_PORT_CAP_FEC_RS = 0x40000000,
};

enum fun_port_brkout_mode {
        FUN_PORT_BRKMODE_NA = 0x0,
        FUN_PORT_BRKMODE_NONE = 0x1,
        FUN_PORT_BRKMODE_2X = 0x2,
        FUN_PORT_BRKMODE_4X = 0x3,
};

enum {
        FUN_PORT_SPEED_AUTO = 0x0,
        FUN_PORT_SPEED_10M = 0x1,
        FUN_PORT_SPEED_100M = 0x2,
        FUN_PORT_SPEED_1G = 0x4,
        FUN_PORT_SPEED_10G = 0x8,
        FUN_PORT_SPEED_25G = 0x10,
        FUN_PORT_SPEED_40G = 0x20,
        FUN_PORT_SPEED_50G = 0x40,
        FUN_PORT_SPEED_100G = 0x80,
        FUN_PORT_SPEED_200G = 0x100,
};

enum fun_port_duplex_mode {
        FUN_PORT_FULL_DUPLEX = 0x0,
        FUN_PORT_HALF_DUPLEX = 0x1,
};

enum {
        FUN_PORT_FEC_NA = 0x0,
        FUN_PORT_FEC_OFF = 0x1,
        FUN_PORT_FEC_RS = 0x2,
        FUN_PORT_FEC_FC = 0x4,
        FUN_PORT_FEC_AUTO = 0x8,
};

enum fun_port_link_status {
        FUN_PORT_LINK_UP = 0x0,
        FUN_PORT_LINK_UP_WITH_ERR = 0x1,
        FUN_PORT_LINK_DOWN = 0x2,
};

enum fun_port_led_type {
        FUN_PORT_LED_OFF = 0x0,
        FUN_PORT_LED_AMBER = 0x1,
        FUN_PORT_LED_GREEN = 0x2,
        FUN_PORT_LED_BEACON_ON = 0x3,
        FUN_PORT_LED_BEACON_OFF = 0x4,
};

enum {
        FUN_PORT_FLAG_MAC_DOWN = 0x1,
        FUN_PORT_FLAG_MAC_UP = 0x2,
        FUN_PORT_FLAG_NH_DOWN = 0x4,
        FUN_PORT_FLAG_NH_UP = 0x8,
};

enum {
        FUN_PORT_FLAG_ENABLE_NOTIFY = 0x1,
};

enum fun_port_lane_attr {
        FUN_PORT_LANE_1 = 0x1,
        FUN_PORT_LANE_2 = 0x2,
        FUN_PORT_LANE_4 = 0x4,
        FUN_PORT_LANE_SPEED_10G = 0x100,
        FUN_PORT_LANE_SPEED_25G = 0x200,
        FUN_PORT_LANE_SPEED_50G = 0x400,
        FUN_PORT_LANE_SPLIT = 0x8000,
};

enum fun_admin_port_subop {
        FUN_ADMIN_PORT_SUBOP_XCVR_READ = 0x23,
        FUN_ADMIN_PORT_SUBOP_INETADDR_EVENT = 0x24,
};

enum fun_admin_port_key {
        FUN_ADMIN_PORT_KEY_ILLEGAL = 0x0,
        FUN_ADMIN_PORT_KEY_MTU = 0x1,
        FUN_ADMIN_PORT_KEY_FEC = 0x2,
        FUN_ADMIN_PORT_KEY_SPEED = 0x3,
        FUN_ADMIN_PORT_KEY_DEBOUNCE = 0x4,
        FUN_ADMIN_PORT_KEY_DUPLEX = 0x5,
        FUN_ADMIN_PORT_KEY_MACADDR = 0x6,
        FUN_ADMIN_PORT_KEY_LINKMODE = 0x7,
        FUN_ADMIN_PORT_KEY_BREAKOUT = 0x8,
        FUN_ADMIN_PORT_KEY_ENABLE = 0x9,
        FUN_ADMIN_PORT_KEY_DISABLE = 0xa,
        FUN_ADMIN_PORT_KEY_ERR_DISABLE = 0xb,
        FUN_ADMIN_PORT_KEY_CAPABILITIES = 0xc,
        FUN_ADMIN_PORT_KEY_LP_CAPABILITIES = 0xd,
        FUN_ADMIN_PORT_KEY_STATS_DMA_LOW = 0xe,
        FUN_ADMIN_PORT_KEY_STATS_DMA_HIGH = 0xf,
        FUN_ADMIN_PORT_KEY_LANE_ATTRS = 0x10,
        FUN_ADMIN_PORT_KEY_LED = 0x11,
        FUN_ADMIN_PORT_KEY_ADVERT = 0x12,
};

struct fun_subop_imm {
        __u8 subop; /* see fun_data_subop enum */
        __u8 flags;
        __u8 nsgl;
        __u8 rsvd0;
        __be32 len;

        __u8 data[];
};

enum fun_subop_sgl_flags {
        FUN_SUBOP_SGL_USE_OFF8 = 0x1,
        FUN_SUBOP_FLAG_FREE_BUF = 0x2,
        FUN_SUBOP_FLAG_IS_REFBUF = 0x4,
        FUN_SUBOP_SGL_FLAG_LOCAL = 0x8,
};

enum fun_data_op {
        FUN_DATAOP_INVALID = 0x0,
        FUN_DATAOP_SL = 0x1, /* scatter */
        FUN_DATAOP_GL = 0x2, /* gather */
        FUN_DATAOP_SGL = 0x3, /* scatter-gather */
        FUN_DATAOP_IMM = 0x4, /* immediate data */
        FUN_DATAOP_RQBUF = 0x8, /* rq buffer */
};

struct fun_dataop_gl {
        __u8 subop;
        __u8 flags;
        __be16 sgl_off;
        __be32 sgl_len;

        __be64 sgl_data;
};

static inline void fun_dataop_gl_init(struct fun_dataop_gl *s, u8 flags,
                                      u16 sgl_off, u32 sgl_len, u64 sgl_data)
{
        s->subop = FUN_DATAOP_GL;
        s->flags = flags;
        s->sgl_off = cpu_to_be16(sgl_off);
        s->sgl_len = cpu_to_be32(sgl_len);
        s->sgl_data = cpu_to_be64(sgl_data);
}

struct fun_dataop_imm {
        __u8 subop;
        __u8 flags;
        __be16 rsvd0;
        __be32 sgl_len;
};

struct fun_subop_sgl {
        __u8 subop;
        __u8 flags;
        __u8 nsgl;
        __u8 rsvd0;
        __be32 sgl_len;

        __be64 sgl_data;
};

#define FUN_SUBOP_SGL_INIT(_subop, _flags, _nsgl, _sgl_len, _sgl_data) \
        (struct fun_subop_sgl) {                                       \
                .subop = (_subop), .flags = (_flags), .nsgl = (_nsgl), \
                .sgl_len = cpu_to_be32(_sgl_len),                      \
                .sgl_data = cpu_to_be64(_sgl_data),                    \
        }

struct fun_dataop_rqbuf {
        __u8 subop;
        __u8 rsvd0;
        __be16 cid;
        __be32 bufoff;
};

struct fun_dataop_hdr {
        __u8 nsgl;
        __u8 flags;
        __u8 ngather;
        __u8 nscatter;
        __be32 total_len;

        struct fun_dataop_imm imm[];
};

#define FUN_DATAOP_HDR_INIT(_nsgl, _flags, _ngather, _nscatter, _total_len)  \
        (struct fun_dataop_hdr) {                                            \
                .nsgl = _nsgl, .flags = _flags, .ngather = _ngather,         \
                .nscatter = _nscatter, .total_len = cpu_to_be32(_total_len), \
        }

enum fun_port_inetaddr_event_type {
        FUN_PORT_INETADDR_ADD = 0x1,
        FUN_PORT_INETADDR_DEL = 0x2,
};

enum fun_port_inetaddr_addr_family {
        FUN_PORT_INETADDR_IPV4 = 0x1,
        FUN_PORT_INETADDR_IPV6 = 0x2,
};

struct fun_admin_port_req {
        struct fun_admin_req_common common;

        union port_req_subop {
                struct fun_admin_port_create_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;
                } create;
                struct fun_admin_port_write_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id; /* portid */

                        struct fun_admin_write48_req write48[];
                } write;
                struct fun_admin_port_read_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id; /* portid */

                        struct fun_admin_read48_req read48[];
                } read;
                struct fun_admin_port_xcvr_read_req {
                        u8 subop;
                        u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        u8 bank;
                        u8 page;
                        u8 offset;
                        u8 length;
                        u8 dev_addr;
                        u8 rsvd1[3];
                } xcvr_read;
                struct fun_admin_port_inetaddr_event_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __u8 event_type;
                        __u8 addr_family;
                        __be32 id;

                        __u8 addr[];
                } inetaddr_event;
        } u;
};

#define FUN_ADMIN_PORT_CREATE_REQ_INIT(_subop, _flags, _id)      \
        (struct fun_admin_port_create_req) {                     \
                .subop = (_subop), .flags = cpu_to_be16(_flags), \
                .id = cpu_to_be32(_id),                          \
        }

#define FUN_ADMIN_PORT_WRITE_REQ_INIT(_subop, _flags, _id)       \
        (struct fun_admin_port_write_req) {                      \
                .subop = (_subop), .flags = cpu_to_be16(_flags), \
                .id = cpu_to_be32(_id),                          \
        }

#define FUN_ADMIN_PORT_READ_REQ_INIT(_subop, _flags, _id)        \
        (struct fun_admin_port_read_req) {                       \
                .subop = (_subop), .flags = cpu_to_be16(_flags), \
                .id = cpu_to_be32(_id),                          \
        }

#define FUN_ADMIN_PORT_XCVR_READ_REQ_INIT(_flags, _id, _bank, _page,   \
                                          _offset, _length, _dev_addr) \
        ((struct fun_admin_port_xcvr_read_req) {                       \
                .subop = FUN_ADMIN_PORT_SUBOP_XCVR_READ,               \
                .flags = cpu_to_be16(_flags), .id = cpu_to_be32(_id),  \
                .bank = (_bank), .page = (_page), .offset = (_offset), \
                .length = (_length), .dev_addr = (_dev_addr),          \
        })

struct fun_admin_port_rsp {
        struct fun_admin_rsp_common common;

        union port_rsp_subop {
                struct fun_admin_port_create_rsp {
                        __u8 subop;
                        __u8 rsvd0[3];
                        __be32 id;

                        __be16 lport;
                        __u8 rsvd1[6];
                } create;
                struct fun_admin_port_write_rsp {
                        __u8 subop;
                        __u8 rsvd0[3];
                        __be32 id; /* portid */

                        struct fun_admin_write48_rsp write48[];
                } write;
                struct fun_admin_port_read_rsp {
                        __u8 subop;
                        __u8 rsvd0[3];
                        __be32 id; /* portid */

                        struct fun_admin_read48_rsp read48[];
                } read;
                struct fun_admin_port_inetaddr_event_rsp {
                        __u8 subop;
                        __u8 rsvd0[3];
                        __be32 id; /* portid */
                } inetaddr_event;
        } u;
};

struct fun_admin_port_xcvr_read_rsp {
        struct fun_admin_rsp_common common;

        u8 subop;
        u8 rsvd0[3];
        __be32 id;

        u8 bank;
        u8 page;
        u8 offset;
        u8 length;
        u8 dev_addr;
        u8 rsvd1[3];

        u8 data[128];
};

enum fun_xcvr_type {
        FUN_XCVR_BASET = 0x0,
        FUN_XCVR_CU = 0x1,
        FUN_XCVR_SMF = 0x2,
        FUN_XCVR_MMF = 0x3,
        FUN_XCVR_AOC = 0x4,
        FUN_XCVR_SFPP = 0x10, /* SFP+ or later */
        FUN_XCVR_QSFPP = 0x11, /* QSFP+ or later */
        FUN_XCVR_QSFPDD = 0x12, /* QSFP-DD */
};

struct fun_admin_port_notif {
        struct fun_admin_rsp_common common;

        __u8 subop;
        __u8 rsvd0;
        __be16 id;
        __be32 speed; /* in 10 Mbps units */

        __u8 link_state;
        __u8 missed_events;
        __u8 link_down_reason;
        __u8 xcvr_type;
        __u8 flow_ctrl;
        __u8 fec;
        __u8 active_lanes;
        __u8 rsvd1;

        __be64 advertising;

        __be64 lp_advertising;
};

enum fun_eth_rss_const {
        FUN_ETH_RSS_MAX_KEY_SIZE = 0x28,
        FUN_ETH_RSS_MAX_INDIR_ENT = 0x40,
};

enum fun_eth_hash_alg {
        FUN_ETH_RSS_ALG_INVALID = 0x0,
        FUN_ETH_RSS_ALG_TOEPLITZ = 0x1,
        FUN_ETH_RSS_ALG_CRC32 = 0x2,
};

struct fun_admin_rss_req {
        struct fun_admin_req_common common;

        union rss_req_subop {
                struct fun_admin_rss_create_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 rsvd1;
                        __be32 viid; /* VI flow id */

                        __be64 metadata[1];

                        __u8 alg;
                        __u8 keylen;
                        __u8 indir_nent;
                        __u8 rsvd2;
                        __be16 key_off;
                        __be16 indir_off;

                        struct fun_dataop_hdr dataop;
                } create;
        } u;
};

#define FUN_ADMIN_RSS_CREATE_REQ_INIT(_subop, _flags, _id, _viid, _alg,    \
                                      _keylen, _indir_nent, _key_off,      \
                                      _indir_off)                          \
        (struct fun_admin_rss_create_req) {                                \
                .subop = (_subop), .flags = cpu_to_be16(_flags),           \
                .id = cpu_to_be32(_id), .viid = cpu_to_be32(_viid),        \
                .alg = _alg, .keylen = _keylen, .indir_nent = _indir_nent, \
                .key_off = cpu_to_be16(_key_off),                          \
                .indir_off = cpu_to_be16(_indir_off),                      \
        }

struct fun_admin_vi_req {
        struct fun_admin_req_common common;

        union vi_req_subop {
                struct fun_admin_vi_create_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 rsvd1;
                        __be32 portid; /* port flow id */
                } create;
        } u;
};

#define FUN_ADMIN_VI_CREATE_REQ_INIT(_subop, _flags, _id, _portid)      \
        (struct fun_admin_vi_create_req) {                              \
                .subop = (_subop), .flags = cpu_to_be16(_flags),        \
                .id = cpu_to_be32(_id), .portid = cpu_to_be32(_portid), \
        }

struct fun_admin_eth_req {
        struct fun_admin_req_common common;

        union eth_req_subop {
                struct fun_admin_eth_create_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 rsvd1;
                        __be32 portid; /* port flow id */
                } create;
        } u;
};

#define FUN_ADMIN_ETH_CREATE_REQ_INIT(_subop, _flags, _id, _portid)     \
        (struct fun_admin_eth_create_req) {                             \
                .subop = (_subop), .flags = cpu_to_be16(_flags),        \
                .id = cpu_to_be32(_id), .portid = cpu_to_be32(_portid), \
        }

enum {
        FUN_ADMIN_SWU_UPGRADE_FLAG_INIT = 0x10,
        FUN_ADMIN_SWU_UPGRADE_FLAG_COMPLETE = 0x20,
        FUN_ADMIN_SWU_UPGRADE_FLAG_DOWNGRADE = 0x40,
        FUN_ADMIN_SWU_UPGRADE_FLAG_ACTIVE_IMAGE = 0x80,
        FUN_ADMIN_SWU_UPGRADE_FLAG_ASYNC = 0x1,
};

enum fun_admin_swu_subop {
        FUN_ADMIN_SWU_SUBOP_GET_VERSION = 0x20,
        FUN_ADMIN_SWU_SUBOP_UPGRADE = 0x21,
        FUN_ADMIN_SWU_SUBOP_UPGRADE_DATA = 0x22,
        FUN_ADMIN_SWU_SUBOP_GET_ALL_VERSIONS = 0x23,
};

struct fun_admin_swu_req {
        struct fun_admin_req_common common;

        union swu_req_subop {
                struct fun_admin_swu_create_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;
                } create;
                struct fun_admin_swu_upgrade_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 fourcc;
                        __be32 rsvd1;

                        __be64 image_size; /* upgrade image length */
                } upgrade;
                struct fun_admin_swu_upgrade_data_req {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 offset; /* offset of data in this command */
                        __be32 size; /* total size of data in this command */
                } upgrade_data;
        } u;

        struct fun_subop_sgl sgl[]; /* in, out buffers through sgl */
};

#define FUN_ADMIN_SWU_CREATE_REQ_INIT(_subop, _flags, _id)       \
        (struct fun_admin_swu_create_req) {                      \
                .subop = (_subop), .flags = cpu_to_be16(_flags), \
                .id = cpu_to_be32(_id),                          \
        }

#define FUN_ADMIN_SWU_UPGRADE_REQ_INIT(_subop, _flags, _id, _fourcc,    \
                                       _image_size)                     \
        (struct fun_admin_swu_upgrade_req) {                            \
                .subop = (_subop), .flags = cpu_to_be16(_flags),        \
                .id = cpu_to_be32(_id), .fourcc = cpu_to_be32(_fourcc), \
                .image_size = cpu_to_be64(_image_size),                 \
        }

#define FUN_ADMIN_SWU_UPGRADE_DATA_REQ_INIT(_subop, _flags, _id, _offset, \
                                            _size)                        \
        (struct fun_admin_swu_upgrade_data_req) {                         \
                .subop = (_subop), .flags = cpu_to_be16(_flags),          \
                .id = cpu_to_be32(_id), .offset = cpu_to_be32(_offset),   \
                .size = cpu_to_be32(_size),                               \
        }

struct fun_admin_swu_rsp {
        struct fun_admin_rsp_common common;

        union swu_rsp_subop {
                struct fun_admin_swu_create_rsp {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;
                } create;
                struct fun_admin_swu_upgrade_rsp {
                        __u8 subop;
                        __u8 rsvd0[3];
                        __be32 id;

                        __be32 fourcc;
                        __be32 status;

                        __be32 progress;
                        __be32 unused;
                } upgrade;
                struct fun_admin_swu_upgrade_data_rsp {
                        __u8 subop;
                        __u8 rsvd0;
                        __be16 flags;
                        __be32 id;

                        __be32 offset;
                        __be32 size;
                } upgrade_data;
        } u;
};

enum fun_ktls_version {
        FUN_KTLS_TLSV2 = 0x20,
        FUN_KTLS_TLSV3 = 0x30,
};

enum fun_ktls_cipher {
        FUN_KTLS_CIPHER_AES_GCM_128 = 0x33,
        FUN_KTLS_CIPHER_AES_GCM_256 = 0x34,
        FUN_KTLS_CIPHER_AES_CCM_128 = 0x35,
        FUN_KTLS_CIPHER_CHACHA20_POLY1305 = 0x36,
};

enum fun_ktls_modify_flags {
        FUN_KTLS_MODIFY_REMOVE = 0x1,
};

struct fun_admin_ktls_create_req {
        struct fun_admin_req_common common;

        __u8 subop;
        __u8 rsvd0;
        __be16 flags;
        __be32 id;
};

#define FUN_ADMIN_KTLS_CREATE_REQ_INIT(_subop, _flags, _id)      \
        (struct fun_admin_ktls_create_req) {                     \
                .subop = (_subop), .flags = cpu_to_be16(_flags), \
                .id = cpu_to_be32(_id),                          \
        }

struct fun_admin_ktls_create_rsp {
        struct fun_admin_rsp_common common;

        __u8 subop;
        __u8 rsvd0[3];
        __be32 id;
};

struct fun_admin_ktls_modify_req {
        struct fun_admin_req_common common;

        __u8 subop;
        __u8 rsvd0;
        __be16 flags;
        __be32 id;

        __be64 tlsid;

        __be32 tcp_seq;
        __u8 version;
        __u8 cipher;
        __u8 rsvd1[2];

        __u8 record_seq[8];

        __u8 key[32];

        __u8 iv[16];

        __u8 salt[8];
};

#define FUN_ADMIN_KTLS_MODIFY_REQ_INIT(_subop, _flags, _id, _tlsid, _tcp_seq, \
                                       _version, _cipher)                     \
        (struct fun_admin_ktls_modify_req) {                                  \
                .subop = (_subop), .flags = cpu_to_be16(_flags),              \
                .id = cpu_to_be32(_id), .tlsid = cpu_to_be64(_tlsid),         \
                .tcp_seq = cpu_to_be32(_tcp_seq), .version = _version,        \
                .cipher = _cipher,                                            \
        }

struct fun_admin_ktls_modify_rsp {
        struct fun_admin_rsp_common common;

        __u8 subop;
        __u8 rsvd0[3];
        __be32 id;

        __be64 tlsid;
};

struct fun_req_common {
        __u8 op;
        __u8 len8;
        __be16 flags;
        __u8 suboff8;
        __u8 rsvd0;
        __be16 cid;
};

struct fun_rsp_common {
        __u8 op;
        __u8 len8;
        __be16 flags;
        __u8 suboff8;
        __u8 ret;
        __be16 cid;
};

struct fun_cqe_info {
        __be16 sqhd;
        __be16 sqid;
        __be16 cid;
        __be16 sf_p;
};

enum fun_eprq_def {
        FUN_EPRQ_PKT_ALIGN = 0x80,
};

struct fun_eprq_rqbuf {
        __be64 bufaddr;
};

#define FUN_EPRQ_RQBUF_INIT(_bufaddr)             \
        (struct fun_eprq_rqbuf) {                 \
                .bufaddr = cpu_to_be64(_bufaddr), \
        }

enum fun_eth_op {
        FUN_ETH_OP_TX = 0x1,
        FUN_ETH_OP_RX = 0x2,
};

enum {
        FUN_ETH_OFFLOAD_EN = 0x8000,
        FUN_ETH_OUTER_EN = 0x4000,
        FUN_ETH_INNER_LSO = 0x2000,
        FUN_ETH_INNER_TSO = 0x1000,
        FUN_ETH_OUTER_IPV6 = 0x800,
        FUN_ETH_OUTER_UDP = 0x400,
        FUN_ETH_INNER_IPV6 = 0x200,
        FUN_ETH_INNER_UDP = 0x100,
        FUN_ETH_UPDATE_OUTER_L3_LEN = 0x80,
        FUN_ETH_UPDATE_OUTER_L3_CKSUM = 0x40,
        FUN_ETH_UPDATE_OUTER_L4_LEN = 0x20,
        FUN_ETH_UPDATE_OUTER_L4_CKSUM = 0x10,
        FUN_ETH_UPDATE_INNER_L3_LEN = 0x8,
        FUN_ETH_UPDATE_INNER_L3_CKSUM = 0x4,
        FUN_ETH_UPDATE_INNER_L4_LEN = 0x2,
        FUN_ETH_UPDATE_INNER_L4_CKSUM = 0x1,
};

struct fun_eth_offload {
        __be16 flags; /* combination of above flags */
        __be16 mss; /* TSO max seg size */
        __be16 tcp_doff_flags; /* TCP data offset + flags 16b word */
        __be16 vlan;

        __be16 inner_l3_off; /* Inner L3 header offset */
        __be16 inner_l4_off; /* Inner L4 header offset */
        __be16 outer_l3_off; /* Outer L3 header offset */
        __be16 outer_l4_off; /* Outer L4 header offset */
};

static inline void fun_eth_offload_init(struct fun_eth_offload *s, u16 flags,
                                        u16 mss, __be16 tcp_doff_flags,
                                        __be16 vlan, u16 inner_l3_off,
                                        u16 inner_l4_off, u16 outer_l3_off,
                                        u16 outer_l4_off)
{
        s->flags = cpu_to_be16(flags);
        s->mss = cpu_to_be16(mss);
        s->tcp_doff_flags = tcp_doff_flags;
        s->vlan = vlan;
        s->inner_l3_off = cpu_to_be16(inner_l3_off);
        s->inner_l4_off = cpu_to_be16(inner_l4_off);
        s->outer_l3_off = cpu_to_be16(outer_l3_off);
        s->outer_l4_off = cpu_to_be16(outer_l4_off);
}

struct fun_eth_tls {
        __be64 tlsid;
};

enum {
        FUN_ETH_TX_TLS = 0x8000,
};

struct fun_eth_tx_req {
        __u8 op;
        __u8 len8;
        __be16 flags;
        __u8 suboff8;
        __u8 repr_idn;
        __be16 encap_proto;

        struct fun_eth_offload offload;

        struct fun_dataop_hdr dataop;
};

struct fun_eth_rx_cv {
        __be16 il4_prot_to_l2_type;
};

#define FUN_ETH_RX_CV_IL4_PROT_S 13U
#define FUN_ETH_RX_CV_IL4_PROT_M 0x3

#define FUN_ETH_RX_CV_IL3_PROT_S 11U
#define FUN_ETH_RX_CV_IL3_PROT_M 0x3

#define FUN_ETH_RX_CV_OL4_PROT_S 8U
#define FUN_ETH_RX_CV_OL4_PROT_M 0x7

#define FUN_ETH_RX_CV_ENCAP_TYPE_S 6U
#define FUN_ETH_RX_CV_ENCAP_TYPE_M 0x3

#define FUN_ETH_RX_CV_OL3_PROT_S 4U
#define FUN_ETH_RX_CV_OL3_PROT_M 0x3

#define FUN_ETH_RX_CV_VLAN_TYPE_S 3U
#define FUN_ETH_RX_CV_VLAN_TYPE_M 0x1

#define FUN_ETH_RX_CV_L2_TYPE_S 2U
#define FUN_ETH_RX_CV_L2_TYPE_M 0x1

enum fun_rx_cv {
        FUN_RX_CV_NONE = 0x0,
        FUN_RX_CV_IP = 0x2,
        FUN_RX_CV_IP6 = 0x3,
        FUN_RX_CV_TCP = 0x2,
        FUN_RX_CV_UDP = 0x3,
        FUN_RX_CV_VXLAN = 0x2,
        FUN_RX_CV_MPLS = 0x3,
};

struct fun_eth_cqe {
        __u8 op;
        __u8 len8;
        __u8 nsgl;
        __u8 repr_idn;
        __be32 pkt_len;

        __be64 timestamp;

        __be16 pkt_cv;
        __be16 rsvd0;
        __be32 hash;

        __be16 encap_proto;
        __be16 vlan;
        __be32 rsvd1;

        __be32 buf_offset;
        __be16 headroom;
        __be16 csum;
};

enum fun_admin_adi_attr {
        FUN_ADMIN_ADI_ATTR_MACADDR = 0x1,
        FUN_ADMIN_ADI_ATTR_VLAN = 0x2,
        FUN_ADMIN_ADI_ATTR_RATE = 0x3,
};

struct fun_adi_param {
        union adi_param {
                struct fun_adi_mac {
                        __be64 addr;
                } mac;
                struct fun_adi_vlan {
                        __be32 rsvd;
                        __be16 eth_type;
                        __be16 tci;
                } vlan;
                struct fun_adi_rate {
                        __be32 rsvd;
                        __be32 tx_mbps;
                } rate;
        } u;
};

#define FUN_ADI_MAC_INIT(_addr)             \
        (struct fun_adi_mac) {              \
                .addr = cpu_to_be64(_addr), \
        }

#define FUN_ADI_VLAN_INIT(_eth_type, _tci)                                    \
        (struct fun_adi_vlan) {                                               \
                .eth_type = cpu_to_be16(_eth_type), .tci = cpu_to_be16(_tci), \
        }

#define FUN_ADI_RATE_INIT(_tx_mbps)               \
        (struct fun_adi_rate) {                   \
                .tx_mbps = cpu_to_be32(_tx_mbps), \
        }

struct fun_admin_adi_req {
        struct fun_admin_req_common common;

        union adi_req_subop {
                struct fun_admin_adi_write_req {
                        __u8 subop;
                        __u8 attribute;
                        __be16 rsvd;
                        __be32 id;

                        struct fun_adi_param param;
                } write;
        } u;
};

#define FUN_ADMIN_ADI_WRITE_REQ_INIT(_subop, _attribute, _id) \
        (struct fun_admin_adi_write_req) {                    \
                .subop = (_subop), .attribute = (_attribute), \
                .id = cpu_to_be32(_id),                       \
        }

#endif /* __FUN_HCI_H */