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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
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51
include/linux/mlx5/cmd.h Normal file
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/*
* Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_CMD_H
#define MLX5_CMD_H
#include <linux/types.h>
struct manage_pages_layout {
u64 ptr;
u32 reserved;
u16 num_entries;
u16 func_id;
};
struct mlx5_cmd_alloc_uar_imm_out {
u32 rsvd[3];
u32 uarn;
};
#endif /* MLX5_CMD_H */

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include/linux/mlx5/cq.h Normal file
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/*
* Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_CORE_CQ_H
#define MLX5_CORE_CQ_H
#include <rdma/ib_verbs.h>
#include <linux/mlx5/driver.h>
struct mlx5_core_cq {
u32 cqn;
int cqe_sz;
__be32 *set_ci_db;
__be32 *arm_db;
atomic_t refcount;
struct completion free;
unsigned vector;
int irqn;
void (*comp) (struct mlx5_core_cq *);
void (*event) (struct mlx5_core_cq *, enum mlx5_event);
struct mlx5_uar *uar;
u32 cons_index;
unsigned arm_sn;
struct mlx5_rsc_debug *dbg;
int pid;
};
enum {
MLX5_CQE_SYNDROME_LOCAL_LENGTH_ERR = 0x01,
MLX5_CQE_SYNDROME_LOCAL_QP_OP_ERR = 0x02,
MLX5_CQE_SYNDROME_LOCAL_PROT_ERR = 0x04,
MLX5_CQE_SYNDROME_WR_FLUSH_ERR = 0x05,
MLX5_CQE_SYNDROME_MW_BIND_ERR = 0x06,
MLX5_CQE_SYNDROME_BAD_RESP_ERR = 0x10,
MLX5_CQE_SYNDROME_LOCAL_ACCESS_ERR = 0x11,
MLX5_CQE_SYNDROME_REMOTE_INVAL_REQ_ERR = 0x12,
MLX5_CQE_SYNDROME_REMOTE_ACCESS_ERR = 0x13,
MLX5_CQE_SYNDROME_REMOTE_OP_ERR = 0x14,
MLX5_CQE_SYNDROME_TRANSPORT_RETRY_EXC_ERR = 0x15,
MLX5_CQE_SYNDROME_RNR_RETRY_EXC_ERR = 0x16,
MLX5_CQE_SYNDROME_REMOTE_ABORTED_ERR = 0x22,
};
enum {
MLX5_CQE_OWNER_MASK = 1,
MLX5_CQE_REQ = 0,
MLX5_CQE_RESP_WR_IMM = 1,
MLX5_CQE_RESP_SEND = 2,
MLX5_CQE_RESP_SEND_IMM = 3,
MLX5_CQE_RESP_SEND_INV = 4,
MLX5_CQE_RESIZE_CQ = 5,
MLX5_CQE_SIG_ERR = 12,
MLX5_CQE_REQ_ERR = 13,
MLX5_CQE_RESP_ERR = 14,
MLX5_CQE_INVALID = 15,
};
enum {
MLX5_CQ_MODIFY_PERIOD = 1 << 0,
MLX5_CQ_MODIFY_COUNT = 1 << 1,
MLX5_CQ_MODIFY_OVERRUN = 1 << 2,
};
enum {
MLX5_CQ_OPMOD_RESIZE = 1,
MLX5_MODIFY_CQ_MASK_LOG_SIZE = 1 << 0,
MLX5_MODIFY_CQ_MASK_PG_OFFSET = 1 << 1,
MLX5_MODIFY_CQ_MASK_PG_SIZE = 1 << 2,
};
struct mlx5_cq_modify_params {
int type;
union {
struct {
u32 page_offset;
u8 log_cq_size;
} resize;
struct {
} moder;
struct {
} mapping;
} params;
};
enum {
CQE_SIZE_64 = 0,
CQE_SIZE_128 = 1,
};
static inline int cqe_sz_to_mlx_sz(u8 size)
{
return size == 64 ? CQE_SIZE_64 : CQE_SIZE_128;
}
static inline void mlx5_cq_set_ci(struct mlx5_core_cq *cq)
{
*cq->set_ci_db = cpu_to_be32(cq->cons_index & 0xffffff);
}
enum {
MLX5_CQ_DB_REQ_NOT_SOL = 1 << 24,
MLX5_CQ_DB_REQ_NOT = 0 << 24
};
static inline void mlx5_cq_arm(struct mlx5_core_cq *cq, u32 cmd,
void __iomem *uar_page,
spinlock_t *doorbell_lock)
{
__be32 doorbell[2];
u32 sn;
u32 ci;
sn = cq->arm_sn & 3;
ci = cq->cons_index & 0xffffff;
*cq->arm_db = cpu_to_be32(sn << 28 | cmd | ci);
/* Make sure that the doorbell record in host memory is
* written before ringing the doorbell via PCI MMIO.
*/
wmb();
doorbell[0] = cpu_to_be32(sn << 28 | cmd | ci);
doorbell[1] = cpu_to_be32(cq->cqn);
mlx5_write64(doorbell, uar_page + MLX5_CQ_DOORBELL, doorbell_lock);
}
int mlx5_init_cq_table(struct mlx5_core_dev *dev);
void mlx5_cleanup_cq_table(struct mlx5_core_dev *dev);
int mlx5_core_create_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
struct mlx5_create_cq_mbox_in *in, int inlen);
int mlx5_core_destroy_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);
int mlx5_core_query_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
struct mlx5_query_cq_mbox_out *out);
int mlx5_core_modify_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
struct mlx5_modify_cq_mbox_in *in, int in_sz);
int mlx5_debug_cq_add(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);
void mlx5_debug_cq_remove(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);
#endif /* MLX5_CORE_CQ_H */

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/*
* Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_DEVICE_H
#define MLX5_DEVICE_H
#include <linux/types.h>
#include <rdma/ib_verbs.h>
#if defined(__LITTLE_ENDIAN)
#define MLX5_SET_HOST_ENDIANNESS 0
#elif defined(__BIG_ENDIAN)
#define MLX5_SET_HOST_ENDIANNESS 0x80
#else
#error Host endianness not defined
#endif
/* helper macros */
#define __mlx5_nullp(typ) ((struct mlx5_ifc_##typ##_bits *)0)
#define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
#define __mlx5_bit_off(typ, fld) ((unsigned)(unsigned long)(&(__mlx5_nullp(typ)->fld)))
#define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
#define __mlx5_64_off(typ, fld) (__mlx5_bit_off(typ, fld) / 64)
#define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
#define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
#define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << __mlx5_dw_bit_off(typ, fld))
#define __mlx5_st_sz_bits(typ) sizeof(struct mlx5_ifc_##typ##_bits)
#define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8)
#define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
#define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
#define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
#define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
/* insert a value to a struct */
#define MLX5_SET(typ, p, fld, v) do { \
BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
*((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
(~__mlx5_dw_mask(typ, fld))) | (((v) & __mlx5_mask(typ, fld)) \
<< __mlx5_dw_bit_off(typ, fld))); \
} while (0)
#define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
__mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
__mlx5_mask(typ, fld))
#define MLX5_GET_PR(typ, p, fld) ({ \
u32 ___t = MLX5_GET(typ, p, fld); \
pr_debug(#fld " = 0x%x\n", ___t); \
___t; \
})
#define MLX5_SET64(typ, p, fld, v) do { \
BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
*((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
} while (0)
#define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
enum {
MLX5_MAX_COMMANDS = 32,
MLX5_CMD_DATA_BLOCK_SIZE = 512,
MLX5_PCI_CMD_XPORT = 7,
MLX5_MKEY_BSF_OCTO_SIZE = 4,
MLX5_MAX_PSVS = 4,
};
enum {
MLX5_EXTENDED_UD_AV = 0x80000000,
};
enum {
MLX5_CQ_STATE_ARMED = 9,
MLX5_CQ_STATE_ALWAYS_ARMED = 0xb,
MLX5_CQ_STATE_FIRED = 0xa,
};
enum {
MLX5_STAT_RATE_OFFSET = 5,
};
enum {
MLX5_INLINE_SEG = 0x80000000,
};
enum {
MLX5_MIN_PKEY_TABLE_SIZE = 128,
MLX5_MAX_LOG_PKEY_TABLE = 5,
};
enum {
MLX5_PERM_LOCAL_READ = 1 << 2,
MLX5_PERM_LOCAL_WRITE = 1 << 3,
MLX5_PERM_REMOTE_READ = 1 << 4,
MLX5_PERM_REMOTE_WRITE = 1 << 5,
MLX5_PERM_ATOMIC = 1 << 6,
MLX5_PERM_UMR_EN = 1 << 7,
};
enum {
MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
};
enum {
MLX5_ACCESS_MODE_PA = 0,
MLX5_ACCESS_MODE_MTT = 1,
MLX5_ACCESS_MODE_KLM = 2
};
enum {
MLX5_MKEY_REMOTE_INVAL = 1 << 24,
MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
MLX5_MKEY_BSF_EN = 1 << 30,
MLX5_MKEY_LEN64 = 1 << 31,
};
enum {
MLX5_EN_RD = (u64)1,
MLX5_EN_WR = (u64)2
};
enum {
MLX5_BF_REGS_PER_PAGE = 4,
MLX5_MAX_UAR_PAGES = 1 << 8,
MLX5_NON_FP_BF_REGS_PER_PAGE = 2,
MLX5_MAX_UUARS = MLX5_MAX_UAR_PAGES * MLX5_NON_FP_BF_REGS_PER_PAGE,
};
enum {
MLX5_MKEY_MASK_LEN = 1ull << 0,
MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
MLX5_MKEY_MASK_PD = 1ull << 7,
MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
MLX5_MKEY_MASK_KEY = 1ull << 13,
MLX5_MKEY_MASK_QPN = 1ull << 14,
MLX5_MKEY_MASK_LR = 1ull << 17,
MLX5_MKEY_MASK_LW = 1ull << 18,
MLX5_MKEY_MASK_RR = 1ull << 19,
MLX5_MKEY_MASK_RW = 1ull << 20,
MLX5_MKEY_MASK_A = 1ull << 21,
MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
MLX5_MKEY_MASK_FREE = 1ull << 29,
};
enum mlx5_event {
MLX5_EVENT_TYPE_COMP = 0x0,
MLX5_EVENT_TYPE_PATH_MIG = 0x01,
MLX5_EVENT_TYPE_COMM_EST = 0x02,
MLX5_EVENT_TYPE_SQ_DRAINED = 0x03,
MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13,
MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14,
MLX5_EVENT_TYPE_CQ_ERROR = 0x04,
MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08,
MLX5_EVENT_TYPE_PORT_CHANGE = 0x09,
MLX5_EVENT_TYPE_GPIO_EVENT = 0x15,
MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19,
MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a,
MLX5_EVENT_TYPE_STALL_EVENT = 0x1b,
MLX5_EVENT_TYPE_CMD = 0x0a,
MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb,
};
enum {
MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
};
enum {
MLX5_DEV_CAP_FLAG_RC = 1LL << 0,
MLX5_DEV_CAP_FLAG_UC = 1LL << 1,
MLX5_DEV_CAP_FLAG_UD = 1LL << 2,
MLX5_DEV_CAP_FLAG_XRC = 1LL << 3,
MLX5_DEV_CAP_FLAG_SRQ = 1LL << 6,
MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
MLX5_DEV_CAP_FLAG_APM = 1LL << 17,
MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23,
MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24,
MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29,
MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30,
MLX5_DEV_CAP_FLAG_RESIZE_SRQ = 1LL << 32,
MLX5_DEV_CAP_FLAG_DCT = 1LL << 37,
MLX5_DEV_CAP_FLAG_REMOTE_FENCE = 1LL << 38,
MLX5_DEV_CAP_FLAG_TLP_HINTS = 1LL << 39,
MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
};
enum {
MLX5_OPCODE_NOP = 0x00,
MLX5_OPCODE_SEND_INVAL = 0x01,
MLX5_OPCODE_RDMA_WRITE = 0x08,
MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
MLX5_OPCODE_SEND = 0x0a,
MLX5_OPCODE_SEND_IMM = 0x0b,
MLX5_OPCODE_RDMA_READ = 0x10,
MLX5_OPCODE_ATOMIC_CS = 0x11,
MLX5_OPCODE_ATOMIC_FA = 0x12,
MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
MLX5_OPCODE_BIND_MW = 0x18,
MLX5_OPCODE_CONFIG_CMD = 0x1f,
MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
MLX5_RECV_OPCODE_SEND = 0x01,
MLX5_RECV_OPCODE_SEND_IMM = 0x02,
MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
MLX5_CQE_OPCODE_ERROR = 0x1e,
MLX5_CQE_OPCODE_RESIZE = 0x16,
MLX5_OPCODE_SET_PSV = 0x20,
MLX5_OPCODE_GET_PSV = 0x21,
MLX5_OPCODE_CHECK_PSV = 0x22,
MLX5_OPCODE_RGET_PSV = 0x26,
MLX5_OPCODE_RCHECK_PSV = 0x27,
MLX5_OPCODE_UMR = 0x25,
};
enum {
MLX5_SET_PORT_RESET_QKEY = 0,
MLX5_SET_PORT_GUID0 = 16,
MLX5_SET_PORT_NODE_GUID = 17,
MLX5_SET_PORT_SYS_GUID = 18,
MLX5_SET_PORT_GID_TABLE = 19,
MLX5_SET_PORT_PKEY_TABLE = 20,
};
enum {
MLX5_MAX_PAGE_SHIFT = 31
};
enum {
MLX5_ADAPTER_PAGE_SHIFT = 12,
MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
};
enum {
MLX5_CAP_OFF_CMDIF_CSUM = 46,
};
enum {
HCA_CAP_OPMOD_GET_MAX = 0,
HCA_CAP_OPMOD_GET_CUR = 1,
};
struct mlx5_inbox_hdr {
__be16 opcode;
u8 rsvd[4];
__be16 opmod;
};
struct mlx5_outbox_hdr {
u8 status;
u8 rsvd[3];
__be32 syndrome;
};
struct mlx5_cmd_query_adapter_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_cmd_query_adapter_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd0[24];
u8 intapin;
u8 rsvd1[13];
__be16 vsd_vendor_id;
u8 vsd[208];
u8 vsd_psid[16];
};
struct mlx5_cmd_init_hca_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd0[2];
__be16 profile;
u8 rsvd1[4];
};
struct mlx5_cmd_init_hca_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_cmd_teardown_hca_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd0[2];
__be16 profile;
u8 rsvd1[4];
};
struct mlx5_cmd_teardown_hca_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_cmd_layout {
u8 type;
u8 rsvd0[3];
__be32 inlen;
__be64 in_ptr;
__be32 in[4];
__be32 out[4];
__be64 out_ptr;
__be32 outlen;
u8 token;
u8 sig;
u8 rsvd1;
u8 status_own;
};
struct health_buffer {
__be32 assert_var[5];
__be32 rsvd0[3];
__be32 assert_exit_ptr;
__be32 assert_callra;
__be32 rsvd1[2];
__be32 fw_ver;
__be32 hw_id;
__be32 rsvd2;
u8 irisc_index;
u8 synd;
__be16 ext_sync;
};
struct mlx5_init_seg {
__be32 fw_rev;
__be32 cmdif_rev_fw_sub;
__be32 rsvd0[2];
__be32 cmdq_addr_h;
__be32 cmdq_addr_l_sz;
__be32 cmd_dbell;
__be32 rsvd1[121];
struct health_buffer health;
__be32 rsvd2[884];
__be32 health_counter;
__be32 rsvd3[1019];
__be64 ieee1588_clk;
__be32 ieee1588_clk_type;
__be32 clr_intx;
};
struct mlx5_eqe_comp {
__be32 reserved[6];
__be32 cqn;
};
struct mlx5_eqe_qp_srq {
__be32 reserved[6];
__be32 qp_srq_n;
};
struct mlx5_eqe_cq_err {
__be32 cqn;
u8 reserved1[7];
u8 syndrome;
};
struct mlx5_eqe_port_state {
u8 reserved0[8];
u8 port;
};
struct mlx5_eqe_gpio {
__be32 reserved0[2];
__be64 gpio_event;
};
struct mlx5_eqe_congestion {
u8 type;
u8 rsvd0;
u8 congestion_level;
};
struct mlx5_eqe_stall_vl {
u8 rsvd0[3];
u8 port_vl;
};
struct mlx5_eqe_cmd {
__be32 vector;
__be32 rsvd[6];
};
struct mlx5_eqe_page_req {
u8 rsvd0[2];
__be16 func_id;
__be32 num_pages;
__be32 rsvd1[5];
};
union ev_data {
__be32 raw[7];
struct mlx5_eqe_cmd cmd;
struct mlx5_eqe_comp comp;
struct mlx5_eqe_qp_srq qp_srq;
struct mlx5_eqe_cq_err cq_err;
struct mlx5_eqe_port_state port;
struct mlx5_eqe_gpio gpio;
struct mlx5_eqe_congestion cong;
struct mlx5_eqe_stall_vl stall_vl;
struct mlx5_eqe_page_req req_pages;
} __packed;
struct mlx5_eqe {
u8 rsvd0;
u8 type;
u8 rsvd1;
u8 sub_type;
__be32 rsvd2[7];
union ev_data data;
__be16 rsvd3;
u8 signature;
u8 owner;
} __packed;
struct mlx5_cmd_prot_block {
u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
u8 rsvd0[48];
__be64 next;
__be32 block_num;
u8 rsvd1;
u8 token;
u8 ctrl_sig;
u8 sig;
};
struct mlx5_err_cqe {
u8 rsvd0[32];
__be32 srqn;
u8 rsvd1[18];
u8 vendor_err_synd;
u8 syndrome;
__be32 s_wqe_opcode_qpn;
__be16 wqe_counter;
u8 signature;
u8 op_own;
};
struct mlx5_cqe64 {
u8 rsvd0[17];
u8 ml_path;
u8 rsvd20[4];
__be16 slid;
__be32 flags_rqpn;
u8 rsvd28[4];
__be32 srqn;
__be32 imm_inval_pkey;
u8 rsvd40[4];
__be32 byte_cnt;
__be64 timestamp;
__be32 sop_drop_qpn;
__be16 wqe_counter;
u8 signature;
u8 op_own;
};
struct mlx5_sig_err_cqe {
u8 rsvd0[16];
__be32 expected_trans_sig;
__be32 actual_trans_sig;
__be32 expected_reftag;
__be32 actual_reftag;
__be16 syndrome;
u8 rsvd22[2];
__be32 mkey;
__be64 err_offset;
u8 rsvd30[8];
__be32 qpn;
u8 rsvd38[2];
u8 signature;
u8 op_own;
};
struct mlx5_wqe_srq_next_seg {
u8 rsvd0[2];
__be16 next_wqe_index;
u8 signature;
u8 rsvd1[11];
};
union mlx5_ext_cqe {
struct ib_grh grh;
u8 inl[64];
};
struct mlx5_cqe128 {
union mlx5_ext_cqe inl_grh;
struct mlx5_cqe64 cqe64;
};
struct mlx5_srq_ctx {
u8 state_log_sz;
u8 rsvd0[3];
__be32 flags_xrcd;
__be32 pgoff_cqn;
u8 rsvd1[4];
u8 log_pg_sz;
u8 rsvd2[7];
__be32 pd;
__be16 lwm;
__be16 wqe_cnt;
u8 rsvd3[8];
__be64 db_record;
};
struct mlx5_create_srq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 input_srqn;
u8 rsvd0[4];
struct mlx5_srq_ctx ctx;
u8 rsvd1[208];
__be64 pas[0];
};
struct mlx5_create_srq_mbox_out {
struct mlx5_outbox_hdr hdr;
__be32 srqn;
u8 rsvd[4];
};
struct mlx5_destroy_srq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 srqn;
u8 rsvd[4];
};
struct mlx5_destroy_srq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_query_srq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 srqn;
u8 rsvd0[4];
};
struct mlx5_query_srq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd0[8];
struct mlx5_srq_ctx ctx;
u8 rsvd1[32];
__be64 pas[0];
};
struct mlx5_arm_srq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 srqn;
__be16 rsvd;
__be16 lwm;
};
struct mlx5_arm_srq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_cq_context {
u8 status;
u8 cqe_sz_flags;
u8 st;
u8 rsvd3;
u8 rsvd4[6];
__be16 page_offset;
__be32 log_sz_usr_page;
__be16 cq_period;
__be16 cq_max_count;
__be16 rsvd20;
__be16 c_eqn;
u8 log_pg_sz;
u8 rsvd25[7];
__be32 last_notified_index;
__be32 solicit_producer_index;
__be32 consumer_counter;
__be32 producer_counter;
u8 rsvd48[8];
__be64 db_record_addr;
};
struct mlx5_create_cq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 input_cqn;
u8 rsvdx[4];
struct mlx5_cq_context ctx;
u8 rsvd6[192];
__be64 pas[0];
};
struct mlx5_create_cq_mbox_out {
struct mlx5_outbox_hdr hdr;
__be32 cqn;
u8 rsvd0[4];
};
struct mlx5_destroy_cq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 cqn;
u8 rsvd0[4];
};
struct mlx5_destroy_cq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd0[8];
};
struct mlx5_query_cq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 cqn;
u8 rsvd0[4];
};
struct mlx5_query_cq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd0[8];
struct mlx5_cq_context ctx;
u8 rsvd6[16];
__be64 pas[0];
};
struct mlx5_modify_cq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 cqn;
__be32 field_select;
struct mlx5_cq_context ctx;
u8 rsvd[192];
__be64 pas[0];
};
struct mlx5_modify_cq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_enable_hca_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_enable_hca_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_disable_hca_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_disable_hca_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_eq_context {
u8 status;
u8 ec_oi;
u8 st;
u8 rsvd2[7];
__be16 page_pffset;
__be32 log_sz_usr_page;
u8 rsvd3[7];
u8 intr;
u8 log_page_size;
u8 rsvd4[15];
__be32 consumer_counter;
__be32 produser_counter;
u8 rsvd5[16];
};
struct mlx5_create_eq_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd0[3];
u8 input_eqn;
u8 rsvd1[4];
struct mlx5_eq_context ctx;
u8 rsvd2[8];
__be64 events_mask;
u8 rsvd3[176];
__be64 pas[0];
};
struct mlx5_create_eq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd0[3];
u8 eq_number;
u8 rsvd1[4];
};
struct mlx5_destroy_eq_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd0[3];
u8 eqn;
u8 rsvd1[4];
};
struct mlx5_destroy_eq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_map_eq_mbox_in {
struct mlx5_inbox_hdr hdr;
__be64 mask;
u8 mu;
u8 rsvd0[2];
u8 eqn;
u8 rsvd1[24];
};
struct mlx5_map_eq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_query_eq_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd0[3];
u8 eqn;
u8 rsvd1[4];
};
struct mlx5_query_eq_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
struct mlx5_eq_context ctx;
};
struct mlx5_mkey_seg {
/* This is a two bit field occupying bits 31-30.
* bit 31 is always 0,
* bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
*/
u8 status;
u8 pcie_control;
u8 flags;
u8 version;
__be32 qpn_mkey7_0;
u8 rsvd1[4];
__be32 flags_pd;
__be64 start_addr;
__be64 len;
__be32 bsfs_octo_size;
u8 rsvd2[16];
__be32 xlt_oct_size;
u8 rsvd3[3];
u8 log2_page_size;
u8 rsvd4[4];
};
struct mlx5_query_special_ctxs_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_query_special_ctxs_mbox_out {
struct mlx5_outbox_hdr hdr;
__be32 dump_fill_mkey;
__be32 reserved_lkey;
};
struct mlx5_create_mkey_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 input_mkey_index;
u8 rsvd0[4];
struct mlx5_mkey_seg seg;
u8 rsvd1[16];
__be32 xlat_oct_act_size;
__be32 rsvd2;
u8 rsvd3[168];
__be64 pas[0];
};
struct mlx5_create_mkey_mbox_out {
struct mlx5_outbox_hdr hdr;
__be32 mkey;
u8 rsvd[4];
};
struct mlx5_destroy_mkey_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 mkey;
u8 rsvd[4];
};
struct mlx5_destroy_mkey_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_query_mkey_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 mkey;
};
struct mlx5_query_mkey_mbox_out {
struct mlx5_outbox_hdr hdr;
__be64 pas[0];
};
struct mlx5_modify_mkey_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 mkey;
__be64 pas[0];
};
struct mlx5_modify_mkey_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_dump_mkey_mbox_in {
struct mlx5_inbox_hdr hdr;
};
struct mlx5_dump_mkey_mbox_out {
struct mlx5_outbox_hdr hdr;
__be32 mkey;
};
struct mlx5_mad_ifc_mbox_in {
struct mlx5_inbox_hdr hdr;
__be16 remote_lid;
u8 rsvd0;
u8 port;
u8 rsvd1[4];
u8 data[256];
};
struct mlx5_mad_ifc_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
u8 data[256];
};
struct mlx5_access_reg_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd0[2];
__be16 register_id;
__be32 arg;
__be32 data[0];
};
struct mlx5_access_reg_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
__be32 data[0];
};
#define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
enum {
MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
};
struct mlx5_allocate_psv_in {
struct mlx5_inbox_hdr hdr;
__be32 npsv_pd;
__be32 rsvd_psv0;
};
struct mlx5_allocate_psv_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
__be32 psv_idx[4];
};
struct mlx5_destroy_psv_in {
struct mlx5_inbox_hdr hdr;
__be32 psv_number;
u8 rsvd[4];
};
struct mlx5_destroy_psv_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
#endif /* MLX5_DEVICE_H */

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/*
* Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_DOORBELL_H
#define MLX5_DOORBELL_H
#define MLX5_BF_OFFSET 0x800
#define MLX5_CQ_DOORBELL 0x20
#if BITS_PER_LONG == 64
/* Assume that we can just write a 64-bit doorbell atomically. s390
* actually doesn't have writeq() but S/390 systems don't even have
* PCI so we won't worry about it.
*/
#define MLX5_DECLARE_DOORBELL_LOCK(name)
#define MLX5_INIT_DOORBELL_LOCK(ptr) do { } while (0)
#define MLX5_GET_DOORBELL_LOCK(ptr) (NULL)
static inline void mlx5_write64(__be32 val[2], void __iomem *dest,
spinlock_t *doorbell_lock)
{
__raw_writeq(*(u64 *)val, dest);
}
#else
/* Just fall back to a spinlock to protect the doorbell if
* BITS_PER_LONG is 32 -- there's no portable way to do atomic 64-bit
* MMIO writes.
*/
#define MLX5_DECLARE_DOORBELL_LOCK(name) spinlock_t name;
#define MLX5_INIT_DOORBELL_LOCK(ptr) spin_lock_init(ptr)
#define MLX5_GET_DOORBELL_LOCK(ptr) (ptr)
static inline void mlx5_write64(__be32 val[2], void __iomem *dest,
spinlock_t *doorbell_lock)
{
unsigned long flags;
spin_lock_irqsave(doorbell_lock, flags);
__raw_writel((__force u32) val[0], dest);
__raw_writel((__force u32) val[1], dest + 4);
spin_unlock_irqrestore(doorbell_lock, flags);
}
#endif
#endif /* MLX5_DOORBELL_H */

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/*
* Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_DRIVER_H
#define MLX5_DRIVER_H
#include <linux/kernel.h>
#include <linux/completion.h>
#include <linux/pci.h>
#include <linux/spinlock_types.h>
#include <linux/semaphore.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/radix-tree.h>
#include <linux/mlx5/device.h>
#include <linux/mlx5/doorbell.h>
#include <linux/mlx5/mlx5_ifc.h>
enum {
MLX5_BOARD_ID_LEN = 64,
MLX5_MAX_NAME_LEN = 16,
};
enum {
/* one minute for the sake of bringup. Generally, commands must always
* complete and we may need to increase this timeout value
*/
MLX5_CMD_TIMEOUT_MSEC = 7200 * 1000,
MLX5_CMD_WQ_MAX_NAME = 32,
};
enum {
CMD_OWNER_SW = 0x0,
CMD_OWNER_HW = 0x1,
CMD_STATUS_SUCCESS = 0,
};
enum mlx5_sqp_t {
MLX5_SQP_SMI = 0,
MLX5_SQP_GSI = 1,
MLX5_SQP_IEEE_1588 = 2,
MLX5_SQP_SNIFFER = 3,
MLX5_SQP_SYNC_UMR = 4,
};
enum {
MLX5_MAX_PORTS = 2,
};
enum {
MLX5_EQ_VEC_PAGES = 0,
MLX5_EQ_VEC_CMD = 1,
MLX5_EQ_VEC_ASYNC = 2,
MLX5_EQ_VEC_COMP_BASE,
};
enum {
MLX5_MAX_EQ_NAME = 32
};
enum {
MLX5_ATOMIC_MODE_IB_COMP = 1 << 16,
MLX5_ATOMIC_MODE_CX = 2 << 16,
MLX5_ATOMIC_MODE_8B = 3 << 16,
MLX5_ATOMIC_MODE_16B = 4 << 16,
MLX5_ATOMIC_MODE_32B = 5 << 16,
MLX5_ATOMIC_MODE_64B = 6 << 16,
MLX5_ATOMIC_MODE_128B = 7 << 16,
MLX5_ATOMIC_MODE_256B = 8 << 16,
};
enum {
MLX5_REG_PCAP = 0x5001,
MLX5_REG_PMTU = 0x5003,
MLX5_REG_PTYS = 0x5004,
MLX5_REG_PAOS = 0x5006,
MLX5_REG_PMAOS = 0x5012,
MLX5_REG_PUDE = 0x5009,
MLX5_REG_PMPE = 0x5010,
MLX5_REG_PELC = 0x500e,
MLX5_REG_PMLP = 0, /* TBD */
MLX5_REG_NODE_DESC = 0x6001,
MLX5_REG_HOST_ENDIANNESS = 0x7004,
};
enum dbg_rsc_type {
MLX5_DBG_RSC_QP,
MLX5_DBG_RSC_EQ,
MLX5_DBG_RSC_CQ,
};
struct mlx5_field_desc {
struct dentry *dent;
int i;
};
struct mlx5_rsc_debug {
struct mlx5_core_dev *dev;
void *object;
enum dbg_rsc_type type;
struct dentry *root;
struct mlx5_field_desc fields[0];
};
enum mlx5_dev_event {
MLX5_DEV_EVENT_SYS_ERROR,
MLX5_DEV_EVENT_PORT_UP,
MLX5_DEV_EVENT_PORT_DOWN,
MLX5_DEV_EVENT_PORT_INITIALIZED,
MLX5_DEV_EVENT_LID_CHANGE,
MLX5_DEV_EVENT_PKEY_CHANGE,
MLX5_DEV_EVENT_GUID_CHANGE,
MLX5_DEV_EVENT_CLIENT_REREG,
};
struct mlx5_uuar_info {
struct mlx5_uar *uars;
int num_uars;
int num_low_latency_uuars;
unsigned long *bitmap;
unsigned int *count;
struct mlx5_bf *bfs;
/*
* protect uuar allocation data structs
*/
struct mutex lock;
u32 ver;
};
struct mlx5_bf {
void __iomem *reg;
void __iomem *regreg;
int buf_size;
struct mlx5_uar *uar;
unsigned long offset;
int need_lock;
/* protect blue flame buffer selection when needed
*/
spinlock_t lock;
/* serialize 64 bit writes when done as two 32 bit accesses
*/
spinlock_t lock32;
int uuarn;
};
struct mlx5_cmd_first {
__be32 data[4];
};
struct mlx5_cmd_msg {
struct list_head list;
struct cache_ent *cache;
u32 len;
struct mlx5_cmd_first first;
struct mlx5_cmd_mailbox *next;
};
struct mlx5_cmd_debug {
struct dentry *dbg_root;
struct dentry *dbg_in;
struct dentry *dbg_out;
struct dentry *dbg_outlen;
struct dentry *dbg_status;
struct dentry *dbg_run;
void *in_msg;
void *out_msg;
u8 status;
u16 inlen;
u16 outlen;
};
struct cache_ent {
/* protect block chain allocations
*/
spinlock_t lock;
struct list_head head;
};
struct cmd_msg_cache {
struct cache_ent large;
struct cache_ent med;
};
struct mlx5_cmd_stats {
u64 sum;
u64 n;
struct dentry *root;
struct dentry *avg;
struct dentry *count;
/* protect command average calculations */
spinlock_t lock;
};
struct mlx5_cmd {
void *cmd_buf;
dma_addr_t dma;
u16 cmdif_rev;
u8 log_sz;
u8 log_stride;
int max_reg_cmds;
int events;
u32 __iomem *vector;
/* protect command queue allocations
*/
spinlock_t alloc_lock;
/* protect token allocations
*/
spinlock_t token_lock;
u8 token;
unsigned long bitmask;
char wq_name[MLX5_CMD_WQ_MAX_NAME];
struct workqueue_struct *wq;
struct semaphore sem;
struct semaphore pages_sem;
int mode;
struct mlx5_cmd_work_ent *ent_arr[MLX5_MAX_COMMANDS];
struct pci_pool *pool;
struct mlx5_cmd_debug dbg;
struct cmd_msg_cache cache;
int checksum_disabled;
struct mlx5_cmd_stats stats[MLX5_CMD_OP_MAX];
};
struct mlx5_port_caps {
int gid_table_len;
int pkey_table_len;
};
struct mlx5_general_caps {
u8 log_max_eq;
u8 log_max_cq;
u8 log_max_qp;
u8 log_max_mkey;
u8 log_max_pd;
u8 log_max_srq;
u8 log_max_strq;
u8 log_max_mrw_sz;
u8 log_max_bsf_list_size;
u8 log_max_klm_list_size;
u32 max_cqes;
int max_wqes;
u32 max_eqes;
u32 max_indirection;
int max_sq_desc_sz;
int max_rq_desc_sz;
int max_dc_sq_desc_sz;
u64 flags;
u16 stat_rate_support;
int log_max_msg;
int num_ports;
u8 log_max_ra_res_qp;
u8 log_max_ra_req_qp;
int max_srq_wqes;
int bf_reg_size;
int bf_regs_per_page;
struct mlx5_port_caps port[MLX5_MAX_PORTS];
u8 ext_port_cap[MLX5_MAX_PORTS];
int max_vf;
u32 reserved_lkey;
u8 local_ca_ack_delay;
u8 log_max_mcg;
u32 max_qp_mcg;
int min_page_sz;
int pd_cap;
u32 max_qp_counters;
u32 pkey_table_size;
u8 log_max_ra_req_dc;
u8 log_max_ra_res_dc;
u32 uar_sz;
u8 min_log_pg_sz;
u8 log_max_xrcd;
u16 log_uar_page_sz;
};
struct mlx5_caps {
struct mlx5_general_caps gen;
};
struct mlx5_cmd_mailbox {
void *buf;
dma_addr_t dma;
struct mlx5_cmd_mailbox *next;
};
struct mlx5_buf_list {
void *buf;
dma_addr_t map;
};
struct mlx5_buf {
struct mlx5_buf_list direct;
struct mlx5_buf_list *page_list;
int nbufs;
int npages;
int size;
u8 page_shift;
};
struct mlx5_eq {
struct mlx5_core_dev *dev;
__be32 __iomem *doorbell;
u32 cons_index;
struct mlx5_buf buf;
int size;
u8 irqn;
u8 eqn;
int nent;
u64 mask;
char name[MLX5_MAX_EQ_NAME];
struct list_head list;
int index;
struct mlx5_rsc_debug *dbg;
};
struct mlx5_core_psv {
u32 psv_idx;
struct psv_layout {
u32 pd;
u16 syndrome;
u16 reserved;
u16 bg;
u16 app_tag;
u32 ref_tag;
} psv;
};
struct mlx5_core_sig_ctx {
struct mlx5_core_psv psv_memory;
struct mlx5_core_psv psv_wire;
struct ib_sig_err err_item;
bool sig_status_checked;
bool sig_err_exists;
u32 sigerr_count;
};
struct mlx5_core_mr {
u64 iova;
u64 size;
u32 key;
u32 pd;
};
enum mlx5_res_type {
MLX5_RES_QP,
};
struct mlx5_core_rsc_common {
enum mlx5_res_type res;
atomic_t refcount;
struct completion free;
};
struct mlx5_core_srq {
u32 srqn;
int max;
int max_gs;
int max_avail_gather;
int wqe_shift;
void (*event) (struct mlx5_core_srq *, enum mlx5_event);
atomic_t refcount;
struct completion free;
};
struct mlx5_eq_table {
void __iomem *update_ci;
void __iomem *update_arm_ci;
struct list_head *comp_eq_head;
struct mlx5_eq pages_eq;
struct mlx5_eq async_eq;
struct mlx5_eq cmd_eq;
struct msix_entry *msix_arr;
int num_comp_vectors;
/* protect EQs list
*/
spinlock_t lock;
};
struct mlx5_uar {
u32 index;
struct list_head bf_list;
unsigned free_bf_bmap;
void __iomem *wc_map;
void __iomem *map;
};
struct mlx5_core_health {
struct health_buffer __iomem *health;
__be32 __iomem *health_counter;
struct timer_list timer;
struct list_head list;
u32 prev;
int miss_counter;
};
struct mlx5_cq_table {
/* protect radix tree
*/
spinlock_t lock;
struct radix_tree_root tree;
};
struct mlx5_qp_table {
/* protect radix tree
*/
spinlock_t lock;
struct radix_tree_root tree;
};
struct mlx5_srq_table {
/* protect radix tree
*/
spinlock_t lock;
struct radix_tree_root tree;
};
struct mlx5_mr_table {
/* protect radix tree
*/
rwlock_t lock;
struct radix_tree_root tree;
};
struct mlx5_priv {
char name[MLX5_MAX_NAME_LEN];
struct mlx5_eq_table eq_table;
struct mlx5_uuar_info uuari;
MLX5_DECLARE_DOORBELL_LOCK(cq_uar_lock);
/* pages stuff */
struct workqueue_struct *pg_wq;
struct rb_root page_root;
int fw_pages;
int reg_pages;
struct list_head free_list;
struct mlx5_core_health health;
struct mlx5_srq_table srq_table;
/* start: qp staff */
struct mlx5_qp_table qp_table;
struct dentry *qp_debugfs;
struct dentry *eq_debugfs;
struct dentry *cq_debugfs;
struct dentry *cmdif_debugfs;
/* end: qp staff */
/* start: cq staff */
struct mlx5_cq_table cq_table;
/* end: cq staff */
/* start: mr staff */
struct mlx5_mr_table mr_table;
/* end: mr staff */
/* start: alloc staff */
struct mutex pgdir_mutex;
struct list_head pgdir_list;
/* end: alloc staff */
struct dentry *dbg_root;
/* protect mkey key part */
spinlock_t mkey_lock;
u8 mkey_key;
struct list_head dev_list;
struct list_head ctx_list;
spinlock_t ctx_lock;
};
struct mlx5_core_dev {
struct pci_dev *pdev;
u8 rev_id;
char board_id[MLX5_BOARD_ID_LEN];
struct mlx5_cmd cmd;
struct mlx5_caps caps;
phys_addr_t iseg_base;
struct mlx5_init_seg __iomem *iseg;
void (*event) (struct mlx5_core_dev *dev,
enum mlx5_dev_event event,
unsigned long param);
struct mlx5_priv priv;
struct mlx5_profile *profile;
atomic_t num_qps;
};
struct mlx5_db {
__be32 *db;
union {
struct mlx5_db_pgdir *pgdir;
struct mlx5_ib_user_db_page *user_page;
} u;
dma_addr_t dma;
int index;
};
enum {
MLX5_DB_PER_PAGE = PAGE_SIZE / L1_CACHE_BYTES,
};
enum {
MLX5_COMP_EQ_SIZE = 1024,
};
struct mlx5_db_pgdir {
struct list_head list;
DECLARE_BITMAP(bitmap, MLX5_DB_PER_PAGE);
__be32 *db_page;
dma_addr_t db_dma;
};
typedef void (*mlx5_cmd_cbk_t)(int status, void *context);
struct mlx5_cmd_work_ent {
struct mlx5_cmd_msg *in;
struct mlx5_cmd_msg *out;
void *uout;
int uout_size;
mlx5_cmd_cbk_t callback;
void *context;
int idx;
struct completion done;
struct mlx5_cmd *cmd;
struct work_struct work;
struct mlx5_cmd_layout *lay;
int ret;
int page_queue;
u8 status;
u8 token;
u64 ts1;
u64 ts2;
u16 op;
};
struct mlx5_pas {
u64 pa;
u8 log_sz;
};
static inline void *mlx5_buf_offset(struct mlx5_buf *buf, int offset)
{
if (likely(BITS_PER_LONG == 64 || buf->nbufs == 1))
return buf->direct.buf + offset;
else
return buf->page_list[offset >> PAGE_SHIFT].buf +
(offset & (PAGE_SIZE - 1));
}
extern struct workqueue_struct *mlx5_core_wq;
#define STRUCT_FIELD(header, field) \
.struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \
.struct_size_bytes = sizeof((struct ib_unpacked_ ## header *)0)->field
struct ib_field {
size_t struct_offset_bytes;
size_t struct_size_bytes;
int offset_bits;
int size_bits;
};
static inline struct mlx5_core_dev *pci2mlx5_core_dev(struct pci_dev *pdev)
{
return pci_get_drvdata(pdev);
}
extern struct dentry *mlx5_debugfs_root;
static inline u16 fw_rev_maj(struct mlx5_core_dev *dev)
{
return ioread32be(&dev->iseg->fw_rev) & 0xffff;
}
static inline u16 fw_rev_min(struct mlx5_core_dev *dev)
{
return ioread32be(&dev->iseg->fw_rev) >> 16;
}
static inline u16 fw_rev_sub(struct mlx5_core_dev *dev)
{
return ioread32be(&dev->iseg->cmdif_rev_fw_sub) & 0xffff;
}
static inline u16 cmdif_rev(struct mlx5_core_dev *dev)
{
return ioread32be(&dev->iseg->cmdif_rev_fw_sub) >> 16;
}
static inline void *mlx5_vzalloc(unsigned long size)
{
void *rtn;
rtn = kzalloc(size, GFP_KERNEL | __GFP_NOWARN);
if (!rtn)
rtn = vzalloc(size);
return rtn;
}
static inline void mlx5_vfree(const void *addr)
{
if (addr && is_vmalloc_addr(addr))
vfree(addr);
else
kfree(addr);
}
static inline u32 mlx5_base_mkey(const u32 key)
{
return key & 0xffffff00u;
}
int mlx5_cmd_init(struct mlx5_core_dev *dev);
void mlx5_cmd_cleanup(struct mlx5_core_dev *dev);
void mlx5_cmd_use_events(struct mlx5_core_dev *dev);
void mlx5_cmd_use_polling(struct mlx5_core_dev *dev);
int mlx5_cmd_status_to_err(struct mlx5_outbox_hdr *hdr);
int mlx5_cmd_status_to_err_v2(void *ptr);
int mlx5_core_get_caps(struct mlx5_core_dev *dev, struct mlx5_caps *caps,
u16 opmod);
int mlx5_cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out,
int out_size);
int mlx5_cmd_exec_cb(struct mlx5_core_dev *dev, void *in, int in_size,
void *out, int out_size, mlx5_cmd_cbk_t callback,
void *context);
int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn);
int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn);
int mlx5_alloc_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari);
int mlx5_free_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari);
void mlx5_health_cleanup(void);
void __init mlx5_health_init(void);
void mlx5_start_health_poll(struct mlx5_core_dev *dev);
void mlx5_stop_health_poll(struct mlx5_core_dev *dev);
int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, int max_direct,
struct mlx5_buf *buf);
void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_buf *buf);
struct mlx5_cmd_mailbox *mlx5_alloc_cmd_mailbox_chain(struct mlx5_core_dev *dev,
gfp_t flags, int npages);
void mlx5_free_cmd_mailbox_chain(struct mlx5_core_dev *dev,
struct mlx5_cmd_mailbox *head);
int mlx5_core_create_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
struct mlx5_create_srq_mbox_in *in, int inlen);
int mlx5_core_destroy_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq);
int mlx5_core_query_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
struct mlx5_query_srq_mbox_out *out);
int mlx5_core_arm_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
u16 lwm, int is_srq);
void mlx5_init_mr_table(struct mlx5_core_dev *dev);
void mlx5_cleanup_mr_table(struct mlx5_core_dev *dev);
int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
struct mlx5_create_mkey_mbox_in *in, int inlen,
mlx5_cmd_cbk_t callback, void *context,
struct mlx5_create_mkey_mbox_out *out);
int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr);
int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
struct mlx5_query_mkey_mbox_out *out, int outlen);
int mlx5_core_dump_fill_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
u32 *mkey);
int mlx5_core_alloc_pd(struct mlx5_core_dev *dev, u32 *pdn);
int mlx5_core_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn);
int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, void *inb, void *outb,
u16 opmod, u8 port);
void mlx5_pagealloc_init(struct mlx5_core_dev *dev);
void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev);
int mlx5_pagealloc_start(struct mlx5_core_dev *dev);
void mlx5_pagealloc_stop(struct mlx5_core_dev *dev);
void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
s32 npages);
int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot);
int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev);
void mlx5_register_debugfs(void);
void mlx5_unregister_debugfs(void);
int mlx5_eq_init(struct mlx5_core_dev *dev);
void mlx5_eq_cleanup(struct mlx5_core_dev *dev);
void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas);
void mlx5_cq_completion(struct mlx5_core_dev *dev, u32 cqn);
void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type);
void mlx5_srq_event(struct mlx5_core_dev *dev, u32 srqn, int event_type);
struct mlx5_core_srq *mlx5_core_get_srq(struct mlx5_core_dev *dev, u32 srqn);
void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, unsigned long vector);
void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type);
int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx,
int nent, u64 mask, const char *name, struct mlx5_uar *uar);
int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
int mlx5_start_eqs(struct mlx5_core_dev *dev);
int mlx5_stop_eqs(struct mlx5_core_dev *dev);
int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn);
int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn);
int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev);
void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev);
int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in,
int size_in, void *data_out, int size_out,
u16 reg_num, int arg, int write);
int mlx5_set_port_caps(struct mlx5_core_dev *dev, u8 port_num, u32 caps);
int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
struct mlx5_query_eq_mbox_out *out, int outlen);
int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev);
void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev);
int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev);
void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev);
int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db);
void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db);
const char *mlx5_command_str(int command);
int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev);
void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev);
int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn,
int npsvs, u32 *sig_index);
int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num);
void mlx5_core_put_rsc(struct mlx5_core_rsc_common *common);
static inline u32 mlx5_mkey_to_idx(u32 mkey)
{
return mkey >> 8;
}
static inline u32 mlx5_idx_to_mkey(u32 mkey_idx)
{
return mkey_idx << 8;
}
static inline u8 mlx5_mkey_variant(u32 mkey)
{
return mkey & 0xff;
}
enum {
MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0,
MLX5_PROF_MASK_MR_CACHE = (u64)1 << 1,
};
enum {
MAX_MR_CACHE_ENTRIES = 16,
};
struct mlx5_interface {
void * (*add)(struct mlx5_core_dev *dev);
void (*remove)(struct mlx5_core_dev *dev, void *context);
void (*event)(struct mlx5_core_dev *dev, void *context,
enum mlx5_dev_event event, unsigned long param);
struct list_head list;
};
int mlx5_register_interface(struct mlx5_interface *intf);
void mlx5_unregister_interface(struct mlx5_interface *intf);
struct mlx5_profile {
u64 mask;
u8 log_max_qp;
struct {
int size;
int limit;
} mr_cache[MAX_MR_CACHE_ENTRIES];
};
#endif /* MLX5_DRIVER_H */

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/*
* Copyright (c) 2014, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_IFC_H
#define MLX5_IFC_H
enum {
MLX5_CMD_OP_QUERY_HCA_CAP = 0x100,
MLX5_CMD_OP_QUERY_ADAPTER = 0x101,
MLX5_CMD_OP_INIT_HCA = 0x102,
MLX5_CMD_OP_TEARDOWN_HCA = 0x103,
MLX5_CMD_OP_ENABLE_HCA = 0x104,
MLX5_CMD_OP_DISABLE_HCA = 0x105,
MLX5_CMD_OP_QUERY_PAGES = 0x107,
MLX5_CMD_OP_MANAGE_PAGES = 0x108,
MLX5_CMD_OP_SET_HCA_CAP = 0x109,
MLX5_CMD_OP_CREATE_MKEY = 0x200,
MLX5_CMD_OP_QUERY_MKEY = 0x201,
MLX5_CMD_OP_DESTROY_MKEY = 0x202,
MLX5_CMD_OP_QUERY_SPECIAL_CONTEXTS = 0x203,
MLX5_CMD_OP_PAGE_FAULT_RESUME = 0x204,
MLX5_CMD_OP_CREATE_EQ = 0x301,
MLX5_CMD_OP_DESTROY_EQ = 0x302,
MLX5_CMD_OP_QUERY_EQ = 0x303,
MLX5_CMD_OP_GEN_EQE = 0x304,
MLX5_CMD_OP_CREATE_CQ = 0x400,
MLX5_CMD_OP_DESTROY_CQ = 0x401,
MLX5_CMD_OP_QUERY_CQ = 0x402,
MLX5_CMD_OP_MODIFY_CQ = 0x403,
MLX5_CMD_OP_CREATE_QP = 0x500,
MLX5_CMD_OP_DESTROY_QP = 0x501,
MLX5_CMD_OP_RST2INIT_QP = 0x502,
MLX5_CMD_OP_INIT2RTR_QP = 0x503,
MLX5_CMD_OP_RTR2RTS_QP = 0x504,
MLX5_CMD_OP_RTS2RTS_QP = 0x505,
MLX5_CMD_OP_SQERR2RTS_QP = 0x506,
MLX5_CMD_OP_2ERR_QP = 0x507,
MLX5_CMD_OP_2RST_QP = 0x50a,
MLX5_CMD_OP_QUERY_QP = 0x50b,
MLX5_CMD_OP_INIT2INIT_QP = 0x50e,
MLX5_CMD_OP_CREATE_PSV = 0x600,
MLX5_CMD_OP_DESTROY_PSV = 0x601,
MLX5_CMD_OP_CREATE_SRQ = 0x700,
MLX5_CMD_OP_DESTROY_SRQ = 0x701,
MLX5_CMD_OP_QUERY_SRQ = 0x702,
MLX5_CMD_OP_ARM_RQ = 0x703,
MLX5_CMD_OP_RESIZE_SRQ = 0x704,
MLX5_CMD_OP_CREATE_DCT = 0x710,
MLX5_CMD_OP_DESTROY_DCT = 0x711,
MLX5_CMD_OP_DRAIN_DCT = 0x712,
MLX5_CMD_OP_QUERY_DCT = 0x713,
MLX5_CMD_OP_ARM_DCT_FOR_KEY_VIOLATION = 0x714,
MLX5_CMD_OP_QUERY_VPORT_STATE = 0x750,
MLX5_CMD_OP_MODIFY_VPORT_STATE = 0x751,
MLX5_CMD_OP_QUERY_ESW_VPORT_CONTEXT = 0x752,
MLX5_CMD_OP_MODIFY_ESW_VPORT_CONTEXT = 0x753,
MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT = 0x754,
MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT = 0x755,
MLX5_CMD_OP_QUERY_RCOE_ADDRESS = 0x760,
MLX5_CMD_OP_SET_ROCE_ADDRESS = 0x761,
MLX5_CMD_OP_QUERY_VPORT_COUNTER = 0x770,
MLX5_CMD_OP_ALLOC_Q_COUNTER = 0x771,
MLX5_CMD_OP_DEALLOC_Q_COUNTER = 0x772,
MLX5_CMD_OP_QUERY_Q_COUNTER = 0x773,
MLX5_CMD_OP_ALLOC_PD = 0x800,
MLX5_CMD_OP_DEALLOC_PD = 0x801,
MLX5_CMD_OP_ALLOC_UAR = 0x802,
MLX5_CMD_OP_DEALLOC_UAR = 0x803,
MLX5_CMD_OP_CONFIG_INT_MODERATION = 0x804,
MLX5_CMD_OP_ACCESS_REG = 0x805,
MLX5_CMD_OP_ATTACH_TO_MCG = 0x806,
MLX5_CMD_OP_DETACH_FROM_MCG = 0x807,
MLX5_CMD_OP_GET_DROPPED_PACKET_LOG = 0x80a,
MLX5_CMD_OP_MAD_IFC = 0x50d,
MLX5_CMD_OP_QUERY_MAD_DEMUX = 0x80b,
MLX5_CMD_OP_SET_MAD_DEMUX = 0x80c,
MLX5_CMD_OP_NOP = 0x80d,
MLX5_CMD_OP_ALLOC_XRCD = 0x80e,
MLX5_CMD_OP_DEALLOC_XRCD = 0x80f,
MLX5_CMD_OP_SET_BURST_SIZE = 0x812,
MLX5_CMD_OP_QUERY_BURST_SZIE = 0x813,
MLX5_CMD_OP_ACTIVATE_TRACER = 0x814,
MLX5_CMD_OP_DEACTIVATE_TRACER = 0x815,
MLX5_CMD_OP_CREATE_SNIFFER_RULE = 0x820,
MLX5_CMD_OP_DESTROY_SNIFFER_RULE = 0x821,
MLX5_CMD_OP_QUERY_CONG_PARAMS = 0x822,
MLX5_CMD_OP_MODIFY_CONG_PARAMS = 0x823,
MLX5_CMD_OP_QUERY_CONG_STATISTICS = 0x824,
MLX5_CMD_OP_CREATE_TIR = 0x900,
MLX5_CMD_OP_MODIFY_TIR = 0x901,
MLX5_CMD_OP_DESTROY_TIR = 0x902,
MLX5_CMD_OP_QUERY_TIR = 0x903,
MLX5_CMD_OP_CREATE_TIS = 0x912,
MLX5_CMD_OP_MODIFY_TIS = 0x913,
MLX5_CMD_OP_DESTROY_TIS = 0x914,
MLX5_CMD_OP_QUERY_TIS = 0x915,
MLX5_CMD_OP_CREATE_SQ = 0x904,
MLX5_CMD_OP_MODIFY_SQ = 0x905,
MLX5_CMD_OP_DESTROY_SQ = 0x906,
MLX5_CMD_OP_QUERY_SQ = 0x907,
MLX5_CMD_OP_CREATE_RQ = 0x908,
MLX5_CMD_OP_MODIFY_RQ = 0x909,
MLX5_CMD_OP_DESTROY_RQ = 0x90a,
MLX5_CMD_OP_QUERY_RQ = 0x90b,
MLX5_CMD_OP_CREATE_RMP = 0x90c,
MLX5_CMD_OP_MODIFY_RMP = 0x90d,
MLX5_CMD_OP_DESTROY_RMP = 0x90e,
MLX5_CMD_OP_QUERY_RMP = 0x90f,
MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY = 0x910,
MLX5_CMD_OP_QUERY_FLOW_TABLE_ENTRY = 0x911,
MLX5_CMD_OP_MAX = 0x911
};
struct mlx5_ifc_cmd_hca_cap_bits {
u8 reserved_0[0x80];
u8 log_max_srq_sz[0x8];
u8 log_max_qp_sz[0x8];
u8 reserved_1[0xb];
u8 log_max_qp[0x5];
u8 log_max_strq_sz[0x8];
u8 reserved_2[0x3];
u8 log_max_srqs[0x5];
u8 reserved_3[0x10];
u8 reserved_4[0x8];
u8 log_max_cq_sz[0x8];
u8 reserved_5[0xb];
u8 log_max_cq[0x5];
u8 log_max_eq_sz[0x8];
u8 reserved_6[0x2];
u8 log_max_mkey[0x6];
u8 reserved_7[0xc];
u8 log_max_eq[0x4];
u8 max_indirection[0x8];
u8 reserved_8[0x1];
u8 log_max_mrw_sz[0x7];
u8 reserved_9[0x2];
u8 log_max_bsf_list_size[0x6];
u8 reserved_10[0x2];
u8 log_max_klm_list_size[0x6];
u8 reserved_11[0xa];
u8 log_max_ra_req_dc[0x6];
u8 reserved_12[0xa];
u8 log_max_ra_res_dc[0x6];
u8 reserved_13[0xa];
u8 log_max_ra_req_qp[0x6];
u8 reserved_14[0xa];
u8 log_max_ra_res_qp[0x6];
u8 pad_cap[0x1];
u8 cc_query_allowed[0x1];
u8 cc_modify_allowed[0x1];
u8 reserved_15[0x1d];
u8 reserved_16[0x6];
u8 max_qp_cnt[0xa];
u8 pkey_table_size[0x10];
u8 eswitch_owner[0x1];
u8 reserved_17[0xa];
u8 local_ca_ack_delay[0x5];
u8 reserved_18[0x8];
u8 num_ports[0x8];
u8 reserved_19[0x3];
u8 log_max_msg[0x5];
u8 reserved_20[0x18];
u8 stat_rate_support[0x10];
u8 reserved_21[0x10];
u8 reserved_22[0x10];
u8 cmdif_checksum[0x2];
u8 sigerr_cqe[0x1];
u8 reserved_23[0x1];
u8 wq_signature[0x1];
u8 sctr_data_cqe[0x1];
u8 reserved_24[0x1];
u8 sho[0x1];
u8 tph[0x1];
u8 rf[0x1];
u8 dc[0x1];
u8 reserved_25[0x2];
u8 roce[0x1];
u8 atomic[0x1];
u8 rsz_srq[0x1];
u8 cq_oi[0x1];
u8 cq_resize[0x1];
u8 cq_moderation[0x1];
u8 sniffer_rule_flow[0x1];
u8 sniffer_rule_vport[0x1];
u8 sniffer_rule_phy[0x1];
u8 reserved_26[0x1];
u8 pg[0x1];
u8 block_lb_mc[0x1];
u8 reserved_27[0x3];
u8 cd[0x1];
u8 reserved_28[0x1];
u8 apm[0x1];
u8 reserved_29[0x7];
u8 qkv[0x1];
u8 pkv[0x1];
u8 reserved_30[0x4];
u8 xrc[0x1];
u8 ud[0x1];
u8 uc[0x1];
u8 rc[0x1];
u8 reserved_31[0xa];
u8 uar_sz[0x6];
u8 reserved_32[0x8];
u8 log_pg_sz[0x8];
u8 bf[0x1];
u8 reserved_33[0xa];
u8 log_bf_reg_size[0x5];
u8 reserved_34[0x10];
u8 reserved_35[0x10];
u8 max_wqe_sz_sq[0x10];
u8 reserved_36[0x10];
u8 max_wqe_sz_rq[0x10];
u8 reserved_37[0x10];
u8 max_wqe_sz_sq_dc[0x10];
u8 reserved_38[0x7];
u8 max_qp_mcg[0x19];
u8 reserved_39[0x18];
u8 log_max_mcg[0x8];
u8 reserved_40[0xb];
u8 log_max_pd[0x5];
u8 reserved_41[0xb];
u8 log_max_xrcd[0x5];
u8 reserved_42[0x20];
u8 reserved_43[0x3];
u8 log_max_rq[0x5];
u8 reserved_44[0x3];
u8 log_max_sq[0x5];
u8 reserved_45[0x3];
u8 log_max_tir[0x5];
u8 reserved_46[0x3];
u8 log_max_tis[0x5];
u8 reserved_47[0x13];
u8 log_max_rq_per_tir[0x5];
u8 reserved_48[0x3];
u8 log_max_tis_per_sq[0x5];
u8 reserved_49[0xe0];
u8 reserved_50[0x10];
u8 log_uar_page_sz[0x10];
u8 reserved_51[0x100];
u8 reserved_52[0x1f];
u8 cqe_zip[0x1];
u8 cqe_zip_timeout[0x10];
u8 cqe_zip_max_num[0x10];
u8 reserved_53[0x220];
};
struct mlx5_ifc_set_hca_cap_in_bits {
u8 opcode[0x10];
u8 reserved_0[0x10];
u8 reserved_1[0x10];
u8 op_mod[0x10];
u8 reserved_2[0x40];
struct mlx5_ifc_cmd_hca_cap_bits hca_capability_struct;
};
struct mlx5_ifc_query_hca_cap_in_bits {
u8 opcode[0x10];
u8 reserved_0[0x10];
u8 reserved_1[0x10];
u8 op_mod[0x10];
u8 reserved_2[0x40];
};
struct mlx5_ifc_query_hca_cap_out_bits {
u8 status[0x8];
u8 reserved_0[0x18];
u8 syndrome[0x20];
u8 reserved_1[0x40];
u8 capability_struct[256][0x8];
};
struct mlx5_ifc_set_hca_cap_out_bits {
u8 status[0x8];
u8 reserved_0[0x18];
u8 syndrome[0x20];
u8 reserved_1[0x40];
};
#endif /* MLX5_IFC_H */

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/*
* Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_QP_H
#define MLX5_QP_H
#include <linux/mlx5/device.h>
#include <linux/mlx5/driver.h>
#define MLX5_INVALID_LKEY 0x100
#define MLX5_SIG_WQE_SIZE (MLX5_SEND_WQE_BB * 5)
#define MLX5_DIF_SIZE 8
#define MLX5_STRIDE_BLOCK_OP 0x400
#define MLX5_CPY_GRD_MASK 0xc0
#define MLX5_CPY_APP_MASK 0x30
#define MLX5_CPY_REF_MASK 0x0f
#define MLX5_BSF_INC_REFTAG (1 << 6)
#define MLX5_BSF_INL_VALID (1 << 15)
#define MLX5_BSF_REFRESH_DIF (1 << 14)
#define MLX5_BSF_REPEAT_BLOCK (1 << 7)
#define MLX5_BSF_APPTAG_ESCAPE 0x1
#define MLX5_BSF_APPREF_ESCAPE 0x2
enum mlx5_qp_optpar {
MLX5_QP_OPTPAR_ALT_ADDR_PATH = 1 << 0,
MLX5_QP_OPTPAR_RRE = 1 << 1,
MLX5_QP_OPTPAR_RAE = 1 << 2,
MLX5_QP_OPTPAR_RWE = 1 << 3,
MLX5_QP_OPTPAR_PKEY_INDEX = 1 << 4,
MLX5_QP_OPTPAR_Q_KEY = 1 << 5,
MLX5_QP_OPTPAR_RNR_TIMEOUT = 1 << 6,
MLX5_QP_OPTPAR_PRIMARY_ADDR_PATH = 1 << 7,
MLX5_QP_OPTPAR_SRA_MAX = 1 << 8,
MLX5_QP_OPTPAR_RRA_MAX = 1 << 9,
MLX5_QP_OPTPAR_PM_STATE = 1 << 10,
MLX5_QP_OPTPAR_RETRY_COUNT = 1 << 12,
MLX5_QP_OPTPAR_RNR_RETRY = 1 << 13,
MLX5_QP_OPTPAR_ACK_TIMEOUT = 1 << 14,
MLX5_QP_OPTPAR_PRI_PORT = 1 << 16,
MLX5_QP_OPTPAR_SRQN = 1 << 18,
MLX5_QP_OPTPAR_CQN_RCV = 1 << 19,
MLX5_QP_OPTPAR_DC_HS = 1 << 20,
MLX5_QP_OPTPAR_DC_KEY = 1 << 21,
};
enum mlx5_qp_state {
MLX5_QP_STATE_RST = 0,
MLX5_QP_STATE_INIT = 1,
MLX5_QP_STATE_RTR = 2,
MLX5_QP_STATE_RTS = 3,
MLX5_QP_STATE_SQER = 4,
MLX5_QP_STATE_SQD = 5,
MLX5_QP_STATE_ERR = 6,
MLX5_QP_STATE_SQ_DRAINING = 7,
MLX5_QP_STATE_SUSPENDED = 9,
MLX5_QP_NUM_STATE
};
enum {
MLX5_QP_ST_RC = 0x0,
MLX5_QP_ST_UC = 0x1,
MLX5_QP_ST_UD = 0x2,
MLX5_QP_ST_XRC = 0x3,
MLX5_QP_ST_MLX = 0x4,
MLX5_QP_ST_DCI = 0x5,
MLX5_QP_ST_DCT = 0x6,
MLX5_QP_ST_QP0 = 0x7,
MLX5_QP_ST_QP1 = 0x8,
MLX5_QP_ST_RAW_ETHERTYPE = 0x9,
MLX5_QP_ST_RAW_IPV6 = 0xa,
MLX5_QP_ST_SNIFFER = 0xb,
MLX5_QP_ST_SYNC_UMR = 0xe,
MLX5_QP_ST_PTP_1588 = 0xd,
MLX5_QP_ST_REG_UMR = 0xc,
MLX5_QP_ST_MAX
};
enum {
MLX5_QP_PM_MIGRATED = 0x3,
MLX5_QP_PM_ARMED = 0x0,
MLX5_QP_PM_REARM = 0x1
};
enum {
MLX5_NON_ZERO_RQ = 0 << 24,
MLX5_SRQ_RQ = 1 << 24,
MLX5_CRQ_RQ = 2 << 24,
MLX5_ZERO_LEN_RQ = 3 << 24
};
enum {
/* params1 */
MLX5_QP_BIT_SRE = 1 << 15,
MLX5_QP_BIT_SWE = 1 << 14,
MLX5_QP_BIT_SAE = 1 << 13,
/* params2 */
MLX5_QP_BIT_RRE = 1 << 15,
MLX5_QP_BIT_RWE = 1 << 14,
MLX5_QP_BIT_RAE = 1 << 13,
MLX5_QP_BIT_RIC = 1 << 4,
};
enum {
MLX5_WQE_CTRL_CQ_UPDATE = 2 << 2,
MLX5_WQE_CTRL_SOLICITED = 1 << 1,
};
enum {
MLX5_SEND_WQE_BB = 64,
};
enum {
MLX5_WQE_FMR_PERM_LOCAL_READ = 1 << 27,
MLX5_WQE_FMR_PERM_LOCAL_WRITE = 1 << 28,
MLX5_WQE_FMR_PERM_REMOTE_READ = 1 << 29,
MLX5_WQE_FMR_PERM_REMOTE_WRITE = 1 << 30,
MLX5_WQE_FMR_PERM_ATOMIC = 1 << 31
};
enum {
MLX5_FENCE_MODE_NONE = 0 << 5,
MLX5_FENCE_MODE_INITIATOR_SMALL = 1 << 5,
MLX5_FENCE_MODE_STRONG_ORDERING = 3 << 5,
MLX5_FENCE_MODE_SMALL_AND_FENCE = 4 << 5,
};
enum {
MLX5_QP_LAT_SENSITIVE = 1 << 28,
MLX5_QP_BLOCK_MCAST = 1 << 30,
MLX5_QP_ENABLE_SIG = 1 << 31,
};
enum {
MLX5_RCV_DBR = 0,
MLX5_SND_DBR = 1,
};
enum {
MLX5_FLAGS_INLINE = 1<<7,
MLX5_FLAGS_CHECK_FREE = 1<<5,
};
struct mlx5_wqe_fmr_seg {
__be32 flags;
__be32 mem_key;
__be64 buf_list;
__be64 start_addr;
__be64 reg_len;
__be32 offset;
__be32 page_size;
u32 reserved[2];
};
struct mlx5_wqe_ctrl_seg {
__be32 opmod_idx_opcode;
__be32 qpn_ds;
u8 signature;
u8 rsvd[2];
u8 fm_ce_se;
__be32 imm;
};
struct mlx5_wqe_xrc_seg {
__be32 xrc_srqn;
u8 rsvd[12];
};
struct mlx5_wqe_masked_atomic_seg {
__be64 swap_add;
__be64 compare;
__be64 swap_add_mask;
__be64 compare_mask;
};
struct mlx5_av {
union {
struct {
__be32 qkey;
__be32 reserved;
} qkey;
__be64 dc_key;
} key;
__be32 dqp_dct;
u8 stat_rate_sl;
u8 fl_mlid;
__be16 rlid;
u8 reserved0[10];
u8 tclass;
u8 hop_limit;
__be32 grh_gid_fl;
u8 rgid[16];
};
struct mlx5_wqe_datagram_seg {
struct mlx5_av av;
};
struct mlx5_wqe_raddr_seg {
__be64 raddr;
__be32 rkey;
u32 reserved;
};
struct mlx5_wqe_atomic_seg {
__be64 swap_add;
__be64 compare;
};
struct mlx5_wqe_data_seg {
__be32 byte_count;
__be32 lkey;
__be64 addr;
};
struct mlx5_wqe_umr_ctrl_seg {
u8 flags;
u8 rsvd0[3];
__be16 klm_octowords;
__be16 bsf_octowords;
__be64 mkey_mask;
u8 rsvd1[32];
};
struct mlx5_seg_set_psv {
__be32 psv_num;
__be16 syndrome;
__be16 status;
__be32 transient_sig;
__be32 ref_tag;
};
struct mlx5_seg_get_psv {
u8 rsvd[19];
u8 num_psv;
__be32 l_key;
__be64 va;
__be32 psv_index[4];
};
struct mlx5_seg_check_psv {
u8 rsvd0[2];
__be16 err_coalescing_op;
u8 rsvd1[2];
__be16 xport_err_op;
u8 rsvd2[2];
__be16 xport_err_mask;
u8 rsvd3[7];
u8 num_psv;
__be32 l_key;
__be64 va;
__be32 psv_index[4];
};
struct mlx5_rwqe_sig {
u8 rsvd0[4];
u8 signature;
u8 rsvd1[11];
};
struct mlx5_wqe_signature_seg {
u8 rsvd0[4];
u8 signature;
u8 rsvd1[11];
};
struct mlx5_wqe_inline_seg {
__be32 byte_count;
};
enum mlx5_sig_type {
MLX5_DIF_CRC = 0x1,
MLX5_DIF_IPCS = 0x2,
};
struct mlx5_bsf_inl {
__be16 vld_refresh;
__be16 dif_apptag;
__be32 dif_reftag;
u8 sig_type;
u8 rp_inv_seed;
u8 rsvd[3];
u8 dif_inc_ref_guard_check;
__be16 dif_app_bitmask_check;
};
struct mlx5_bsf {
struct mlx5_bsf_basic {
u8 bsf_size_sbs;
u8 check_byte_mask;
union {
u8 copy_byte_mask;
u8 bs_selector;
u8 rsvd_wflags;
} wire;
union {
u8 bs_selector;
u8 rsvd_mflags;
} mem;
__be32 raw_data_size;
__be32 w_bfs_psv;
__be32 m_bfs_psv;
} basic;
struct mlx5_bsf_ext {
__be32 t_init_gen_pro_size;
__be32 rsvd_epi_size;
__be32 w_tfs_psv;
__be32 m_tfs_psv;
} ext;
struct mlx5_bsf_inl w_inl;
struct mlx5_bsf_inl m_inl;
};
struct mlx5_klm {
__be32 bcount;
__be32 key;
__be64 va;
};
struct mlx5_stride_block_entry {
__be16 stride;
__be16 bcount;
__be32 key;
__be64 va;
};
struct mlx5_stride_block_ctrl_seg {
__be32 bcount_per_cycle;
__be32 op;
__be32 repeat_count;
u16 rsvd;
__be16 num_entries;
};
struct mlx5_core_qp {
struct mlx5_core_rsc_common common; /* must be first */
void (*event) (struct mlx5_core_qp *, int);
int qpn;
struct mlx5_rsc_debug *dbg;
int pid;
};
struct mlx5_qp_path {
u8 fl;
u8 rsvd3;
u8 free_ar;
u8 pkey_index;
u8 rsvd0;
u8 grh_mlid;
__be16 rlid;
u8 ackto_lt;
u8 mgid_index;
u8 static_rate;
u8 hop_limit;
__be32 tclass_flowlabel;
u8 rgid[16];
u8 rsvd1[4];
u8 sl;
u8 port;
u8 rsvd2[6];
};
struct mlx5_qp_context {
__be32 flags;
__be32 flags_pd;
u8 mtu_msgmax;
u8 rq_size_stride;
__be16 sq_crq_size;
__be32 qp_counter_set_usr_page;
__be32 wire_qpn;
__be32 log_pg_sz_remote_qpn;
struct mlx5_qp_path pri_path;
struct mlx5_qp_path alt_path;
__be32 params1;
u8 reserved2[4];
__be32 next_send_psn;
__be32 cqn_send;
u8 reserved3[8];
__be32 last_acked_psn;
__be32 ssn;
__be32 params2;
__be32 rnr_nextrecvpsn;
__be32 xrcd;
__be32 cqn_recv;
__be64 db_rec_addr;
__be32 qkey;
__be32 rq_type_srqn;
__be32 rmsn;
__be16 hw_sq_wqe_counter;
__be16 sw_sq_wqe_counter;
__be16 hw_rcyclic_byte_counter;
__be16 hw_rq_counter;
__be16 sw_rcyclic_byte_counter;
__be16 sw_rq_counter;
u8 rsvd0[5];
u8 cgs;
u8 cs_req;
u8 cs_res;
__be64 dc_access_key;
u8 rsvd1[24];
};
struct mlx5_create_qp_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 input_qpn;
u8 rsvd0[4];
__be32 opt_param_mask;
u8 rsvd1[4];
struct mlx5_qp_context ctx;
u8 rsvd3[16];
__be64 pas[0];
};
struct mlx5_create_qp_mbox_out {
struct mlx5_outbox_hdr hdr;
__be32 qpn;
u8 rsvd0[4];
};
struct mlx5_destroy_qp_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 qpn;
u8 rsvd0[4];
};
struct mlx5_destroy_qp_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd0[8];
};
struct mlx5_modify_qp_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 qpn;
u8 rsvd1[4];
__be32 optparam;
u8 rsvd0[4];
struct mlx5_qp_context ctx;
};
struct mlx5_modify_qp_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd0[8];
};
struct mlx5_query_qp_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 qpn;
u8 rsvd[4];
};
struct mlx5_query_qp_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd1[8];
__be32 optparam;
u8 rsvd0[4];
struct mlx5_qp_context ctx;
u8 rsvd2[16];
__be64 pas[0];
};
struct mlx5_conf_sqp_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 qpn;
u8 rsvd[3];
u8 type;
};
struct mlx5_conf_sqp_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_alloc_xrcd_mbox_in {
struct mlx5_inbox_hdr hdr;
u8 rsvd[8];
};
struct mlx5_alloc_xrcd_mbox_out {
struct mlx5_outbox_hdr hdr;
__be32 xrcdn;
u8 rsvd[4];
};
struct mlx5_dealloc_xrcd_mbox_in {
struct mlx5_inbox_hdr hdr;
__be32 xrcdn;
u8 rsvd[4];
};
struct mlx5_dealloc_xrcd_mbox_out {
struct mlx5_outbox_hdr hdr;
u8 rsvd[8];
};
static inline struct mlx5_core_qp *__mlx5_qp_lookup(struct mlx5_core_dev *dev, u32 qpn)
{
return radix_tree_lookup(&dev->priv.qp_table.tree, qpn);
}
static inline struct mlx5_core_mr *__mlx5_mr_lookup(struct mlx5_core_dev *dev, u32 key)
{
return radix_tree_lookup(&dev->priv.mr_table.tree, key);
}
int mlx5_core_create_qp(struct mlx5_core_dev *dev,
struct mlx5_core_qp *qp,
struct mlx5_create_qp_mbox_in *in,
int inlen);
int mlx5_core_qp_modify(struct mlx5_core_dev *dev, enum mlx5_qp_state cur_state,
enum mlx5_qp_state new_state,
struct mlx5_modify_qp_mbox_in *in, int sqd_event,
struct mlx5_core_qp *qp);
int mlx5_core_destroy_qp(struct mlx5_core_dev *dev,
struct mlx5_core_qp *qp);
int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp,
struct mlx5_query_qp_mbox_out *out, int outlen);
int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn);
int mlx5_core_xrcd_dealloc(struct mlx5_core_dev *dev, u32 xrcdn);
void mlx5_init_qp_table(struct mlx5_core_dev *dev);
void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev);
int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
static inline const char *mlx5_qp_type_str(int type)
{
switch (type) {
case MLX5_QP_ST_RC: return "RC";
case MLX5_QP_ST_UC: return "C";
case MLX5_QP_ST_UD: return "UD";
case MLX5_QP_ST_XRC: return "XRC";
case MLX5_QP_ST_MLX: return "MLX";
case MLX5_QP_ST_QP0: return "QP0";
case MLX5_QP_ST_QP1: return "QP1";
case MLX5_QP_ST_RAW_ETHERTYPE: return "RAW_ETHERTYPE";
case MLX5_QP_ST_RAW_IPV6: return "RAW_IPV6";
case MLX5_QP_ST_SNIFFER: return "SNIFFER";
case MLX5_QP_ST_SYNC_UMR: return "SYNC_UMR";
case MLX5_QP_ST_PTP_1588: return "PTP_1588";
case MLX5_QP_ST_REG_UMR: return "REG_UMR";
default: return "Invalid transport type";
}
}
static inline const char *mlx5_qp_state_str(int state)
{
switch (state) {
case MLX5_QP_STATE_RST:
return "RST";
case MLX5_QP_STATE_INIT:
return "INIT";
case MLX5_QP_STATE_RTR:
return "RTR";
case MLX5_QP_STATE_RTS:
return "RTS";
case MLX5_QP_STATE_SQER:
return "SQER";
case MLX5_QP_STATE_SQD:
return "SQD";
case MLX5_QP_STATE_ERR:
return "ERR";
case MLX5_QP_STATE_SQ_DRAINING:
return "SQ_DRAINING";
case MLX5_QP_STATE_SUSPENDED:
return "SUSPENDED";
default: return "Invalid QP state";
}
}
#endif /* MLX5_QP_H */

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/*
* Copyright (c) 2013, Mellanox Technologies inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_SRQ_H
#define MLX5_SRQ_H
#include <linux/mlx5/driver.h>
void mlx5_init_srq_table(struct mlx5_core_dev *dev);
void mlx5_cleanup_srq_table(struct mlx5_core_dev *dev);
#endif /* MLX5_SRQ_H */