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linux_dsm_epyc7002/drivers/infiniband/hw/qedr/qedr_hsi_rdma.h
Ram Amrani afa0e13be7 qedr: Add support for data path 
Implement fastpath verbs like ib_send_post, ib_post_recv and ib_poll_cq.

Signed-off-by: Rajesh Borundia <rajesh.borundia@cavium.com>
Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-14 15:00:10 -04:00

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/* QLogic qedr NIC Driver
* Copyright (c) 2015-2016 QLogic Corporation
*
* 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 __QED_HSI_RDMA__
#define __QED_HSI_RDMA__
#include <linux/qed/rdma_common.h>
/* rdma completion notification queue element */
struct rdma_cnqe {
struct regpair cq_handle;
};
struct rdma_cqe_responder {
struct regpair srq_wr_id;
struct regpair qp_handle;
__le32 imm_data_or_inv_r_Key;
__le32 length;
__le32 imm_data_hi;
__le16 rq_cons;
u8 flags;
#define RDMA_CQE_RESPONDER_TOGGLE_BIT_MASK 0x1
#define RDMA_CQE_RESPONDER_TOGGLE_BIT_SHIFT 0
#define RDMA_CQE_RESPONDER_TYPE_MASK 0x3
#define RDMA_CQE_RESPONDER_TYPE_SHIFT 1
#define RDMA_CQE_RESPONDER_INV_FLG_MASK 0x1
#define RDMA_CQE_RESPONDER_INV_FLG_SHIFT 3
#define RDMA_CQE_RESPONDER_IMM_FLG_MASK 0x1
#define RDMA_CQE_RESPONDER_IMM_FLG_SHIFT 4
#define RDMA_CQE_RESPONDER_RDMA_FLG_MASK 0x1
#define RDMA_CQE_RESPONDER_RDMA_FLG_SHIFT 5
#define RDMA_CQE_RESPONDER_RESERVED2_MASK 0x3
#define RDMA_CQE_RESPONDER_RESERVED2_SHIFT 6
u8 status;
};
struct rdma_cqe_requester {
__le16 sq_cons;
__le16 reserved0;
__le32 reserved1;
struct regpair qp_handle;
struct regpair reserved2;
__le32 reserved3;
__le16 reserved4;
u8 flags;
#define RDMA_CQE_REQUESTER_TOGGLE_BIT_MASK 0x1
#define RDMA_CQE_REQUESTER_TOGGLE_BIT_SHIFT 0
#define RDMA_CQE_REQUESTER_TYPE_MASK 0x3
#define RDMA_CQE_REQUESTER_TYPE_SHIFT 1
#define RDMA_CQE_REQUESTER_RESERVED5_MASK 0x1F
#define RDMA_CQE_REQUESTER_RESERVED5_SHIFT 3
u8 status;
};
struct rdma_cqe_common {
struct regpair reserved0;
struct regpair qp_handle;
__le16 reserved1[7];
u8 flags;
#define RDMA_CQE_COMMON_TOGGLE_BIT_MASK 0x1
#define RDMA_CQE_COMMON_TOGGLE_BIT_SHIFT 0
#define RDMA_CQE_COMMON_TYPE_MASK 0x3
#define RDMA_CQE_COMMON_TYPE_SHIFT 1
#define RDMA_CQE_COMMON_RESERVED2_MASK 0x1F
#define RDMA_CQE_COMMON_RESERVED2_SHIFT 3
u8 status;
};
/* rdma completion queue element */
union rdma_cqe {
struct rdma_cqe_responder resp;
struct rdma_cqe_requester req;
struct rdma_cqe_common cmn;
};
/* * CQE requester status enumeration */
enum rdma_cqe_requester_status_enum {
RDMA_CQE_REQ_STS_OK,
RDMA_CQE_REQ_STS_BAD_RESPONSE_ERR,
RDMA_CQE_REQ_STS_LOCAL_LENGTH_ERR,
RDMA_CQE_REQ_STS_LOCAL_QP_OPERATION_ERR,
RDMA_CQE_REQ_STS_LOCAL_PROTECTION_ERR,
RDMA_CQE_REQ_STS_MEMORY_MGT_OPERATION_ERR,
RDMA_CQE_REQ_STS_REMOTE_INVALID_REQUEST_ERR,
RDMA_CQE_REQ_STS_REMOTE_ACCESS_ERR,
RDMA_CQE_REQ_STS_REMOTE_OPERATION_ERR,
RDMA_CQE_REQ_STS_RNR_NAK_RETRY_CNT_ERR,
RDMA_CQE_REQ_STS_TRANSPORT_RETRY_CNT_ERR,
RDMA_CQE_REQ_STS_WORK_REQUEST_FLUSHED_ERR,
MAX_RDMA_CQE_REQUESTER_STATUS_ENUM
};
/* CQE responder status enumeration */
enum rdma_cqe_responder_status_enum {
RDMA_CQE_RESP_STS_OK,
RDMA_CQE_RESP_STS_LOCAL_ACCESS_ERR,
RDMA_CQE_RESP_STS_LOCAL_LENGTH_ERR,
RDMA_CQE_RESP_STS_LOCAL_QP_OPERATION_ERR,
RDMA_CQE_RESP_STS_LOCAL_PROTECTION_ERR,
RDMA_CQE_RESP_STS_MEMORY_MGT_OPERATION_ERR,
RDMA_CQE_RESP_STS_REMOTE_INVALID_REQUEST_ERR,
RDMA_CQE_RESP_STS_WORK_REQUEST_FLUSHED_ERR,
MAX_RDMA_CQE_RESPONDER_STATUS_ENUM
};
/* CQE type enumeration */
enum rdma_cqe_type {
RDMA_CQE_TYPE_REQUESTER,
RDMA_CQE_TYPE_RESPONDER_RQ,
RDMA_CQE_TYPE_RESPONDER_SRQ,
RDMA_CQE_TYPE_INVALID,
MAX_RDMA_CQE_TYPE
};
struct rdma_sq_sge {
__le32 length;
struct regpair addr;
__le32 l_key;
};
struct rdma_rq_sge {
struct regpair addr;
__le32 length;
__le32 flags;
#define RDMA_RQ_SGE_L_KEY_MASK 0x3FFFFFF
#define RDMA_RQ_SGE_L_KEY_SHIFT 0
#define RDMA_RQ_SGE_NUM_SGES_MASK 0x7
#define RDMA_RQ_SGE_NUM_SGES_SHIFT 26
#define RDMA_RQ_SGE_RESERVED0_MASK 0x7
#define RDMA_RQ_SGE_RESERVED0_SHIFT 29
};
struct rdma_srq_sge {
struct regpair addr;
__le32 length;
__le32 l_key;
};
/* Rdma doorbell data for SQ and RQ */
struct rdma_pwm_val16_data {
__le16 icid;
__le16 value;
};
union rdma_pwm_val16_data_union {
struct rdma_pwm_val16_data as_struct;
__le32 as_dword;
};
/* Rdma doorbell data for CQ */
struct rdma_pwm_val32_data {
__le16 icid;
u8 agg_flags;
u8 params;
#define RDMA_PWM_VAL32_DATA_AGG_CMD_MASK 0x3
#define RDMA_PWM_VAL32_DATA_AGG_CMD_SHIFT 0
#define RDMA_PWM_VAL32_DATA_BYPASS_EN_MASK 0x1
#define RDMA_PWM_VAL32_DATA_BYPASS_EN_SHIFT 2
#define RDMA_PWM_VAL32_DATA_RESERVED_MASK 0x1F
#define RDMA_PWM_VAL32_DATA_RESERVED_SHIFT 3
__le32 value;
};
/* DIF Block size options */
enum rdma_dif_block_size {
RDMA_DIF_BLOCK_512 = 0,
RDMA_DIF_BLOCK_4096 = 1,
MAX_RDMA_DIF_BLOCK_SIZE
};
/* DIF CRC initial value */
enum rdma_dif_crc_seed {
RDMA_DIF_CRC_SEED_0000 = 0,
RDMA_DIF_CRC_SEED_FFFF = 1,
MAX_RDMA_DIF_CRC_SEED
};
/* RDMA DIF Error Result Structure */
struct rdma_dif_error_result {
__le32 error_intervals;
__le32 dif_error_1st_interval;
u8 flags;
#define RDMA_DIF_ERROR_RESULT_DIF_ERROR_TYPE_CRC_MASK 0x1
#define RDMA_DIF_ERROR_RESULT_DIF_ERROR_TYPE_CRC_SHIFT 0
#define RDMA_DIF_ERROR_RESULT_DIF_ERROR_TYPE_APP_TAG_MASK 0x1
#define RDMA_DIF_ERROR_RESULT_DIF_ERROR_TYPE_APP_TAG_SHIFT 1
#define RDMA_DIF_ERROR_RESULT_DIF_ERROR_TYPE_REF_TAG_MASK 0x1
#define RDMA_DIF_ERROR_RESULT_DIF_ERROR_TYPE_REF_TAG_SHIFT 2
#define RDMA_DIF_ERROR_RESULT_RESERVED0_MASK 0xF
#define RDMA_DIF_ERROR_RESULT_RESERVED0_SHIFT 3
#define RDMA_DIF_ERROR_RESULT_TOGGLE_BIT_MASK 0x1
#define RDMA_DIF_ERROR_RESULT_TOGGLE_BIT_SHIFT 7
u8 reserved1[55];
};
/* DIF IO direction */
enum rdma_dif_io_direction_flg {
RDMA_DIF_DIR_RX = 0,
RDMA_DIF_DIR_TX = 1,
MAX_RDMA_DIF_IO_DIRECTION_FLG
};
/* RDMA DIF Runt Result Structure */
struct rdma_dif_runt_result {
__le16 guard_tag;
__le16 reserved[3];
};
/* Memory window type enumeration */
enum rdma_mw_type {
RDMA_MW_TYPE_1,
RDMA_MW_TYPE_2A,
MAX_RDMA_MW_TYPE
};
struct rdma_sq_atomic_wqe {
__le32 reserved1;
__le32 length;
__le32 xrc_srq;
u8 req_type;
u8 flags;
#define RDMA_SQ_ATOMIC_WQE_COMP_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_COMP_FLG_SHIFT 0
#define RDMA_SQ_ATOMIC_WQE_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_ATOMIC_WQE_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_ATOMIC_WQE_SE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_SE_FLG_SHIFT 3
#define RDMA_SQ_ATOMIC_WQE_INLINE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_INLINE_FLG_SHIFT 4
#define RDMA_SQ_ATOMIC_WQE_DIF_ON_HOST_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_DIF_ON_HOST_FLG_SHIFT 5
#define RDMA_SQ_ATOMIC_WQE_RESERVED0_MASK 0x3
#define RDMA_SQ_ATOMIC_WQE_RESERVED0_SHIFT 6
u8 wqe_size;
u8 prev_wqe_size;
struct regpair remote_va;
__le32 r_key;
__le32 reserved2;
struct regpair cmp_data;
struct regpair swap_data;
};
/* First element (16 bytes) of atomic wqe */
struct rdma_sq_atomic_wqe_1st {
__le32 reserved1;
__le32 length;
__le32 xrc_srq;
u8 req_type;
u8 flags;
#define RDMA_SQ_ATOMIC_WQE_1ST_COMP_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_1ST_COMP_FLG_SHIFT 0
#define RDMA_SQ_ATOMIC_WQE_1ST_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_1ST_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_ATOMIC_WQE_1ST_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_1ST_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_ATOMIC_WQE_1ST_SE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_1ST_SE_FLG_SHIFT 3
#define RDMA_SQ_ATOMIC_WQE_1ST_INLINE_FLG_MASK 0x1
#define RDMA_SQ_ATOMIC_WQE_1ST_INLINE_FLG_SHIFT 4
#define RDMA_SQ_ATOMIC_WQE_1ST_RESERVED0_MASK 0x7
#define RDMA_SQ_ATOMIC_WQE_1ST_RESERVED0_SHIFT 5
u8 wqe_size;
u8 prev_wqe_size;
};
/* Second element (16 bytes) of atomic wqe */
struct rdma_sq_atomic_wqe_2nd {
struct regpair remote_va;
__le32 r_key;
__le32 reserved2;
};
/* Third element (16 bytes) of atomic wqe */
struct rdma_sq_atomic_wqe_3rd {
struct regpair cmp_data;
struct regpair swap_data;
};
struct rdma_sq_bind_wqe {
struct regpair addr;
__le32 l_key;
u8 req_type;
u8 flags;
#define RDMA_SQ_BIND_WQE_COMP_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_COMP_FLG_SHIFT 0
#define RDMA_SQ_BIND_WQE_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_BIND_WQE_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_BIND_WQE_SE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_SE_FLG_SHIFT 3
#define RDMA_SQ_BIND_WQE_INLINE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_INLINE_FLG_SHIFT 4
#define RDMA_SQ_BIND_WQE_RESERVED0_MASK 0x7
#define RDMA_SQ_BIND_WQE_RESERVED0_SHIFT 5
u8 wqe_size;
u8 prev_wqe_size;
u8 bind_ctrl;
#define RDMA_SQ_BIND_WQE_ZERO_BASED_MASK 0x1
#define RDMA_SQ_BIND_WQE_ZERO_BASED_SHIFT 0
#define RDMA_SQ_BIND_WQE_MW_TYPE_MASK 0x1
#define RDMA_SQ_BIND_WQE_MW_TYPE_SHIFT 1
#define RDMA_SQ_BIND_WQE_RESERVED1_MASK 0x3F
#define RDMA_SQ_BIND_WQE_RESERVED1_SHIFT 2
u8 access_ctrl;
#define RDMA_SQ_BIND_WQE_REMOTE_READ_MASK 0x1
#define RDMA_SQ_BIND_WQE_REMOTE_READ_SHIFT 0
#define RDMA_SQ_BIND_WQE_REMOTE_WRITE_MASK 0x1
#define RDMA_SQ_BIND_WQE_REMOTE_WRITE_SHIFT 1
#define RDMA_SQ_BIND_WQE_ENABLE_ATOMIC_MASK 0x1
#define RDMA_SQ_BIND_WQE_ENABLE_ATOMIC_SHIFT 2
#define RDMA_SQ_BIND_WQE_LOCAL_READ_MASK 0x1
#define RDMA_SQ_BIND_WQE_LOCAL_READ_SHIFT 3
#define RDMA_SQ_BIND_WQE_LOCAL_WRITE_MASK 0x1
#define RDMA_SQ_BIND_WQE_LOCAL_WRITE_SHIFT 4
#define RDMA_SQ_BIND_WQE_RESERVED2_MASK 0x7
#define RDMA_SQ_BIND_WQE_RESERVED2_SHIFT 5
u8 reserved3;
u8 length_hi;
__le32 length_lo;
__le32 parent_l_key;
__le32 reserved4;
};
/* First element (16 bytes) of bind wqe */
struct rdma_sq_bind_wqe_1st {
struct regpair addr;
__le32 l_key;
u8 req_type;
u8 flags;
#define RDMA_SQ_BIND_WQE_1ST_COMP_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_1ST_COMP_FLG_SHIFT 0
#define RDMA_SQ_BIND_WQE_1ST_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_1ST_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_BIND_WQE_1ST_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_1ST_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_BIND_WQE_1ST_SE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_1ST_SE_FLG_SHIFT 3
#define RDMA_SQ_BIND_WQE_1ST_INLINE_FLG_MASK 0x1
#define RDMA_SQ_BIND_WQE_1ST_INLINE_FLG_SHIFT 4
#define RDMA_SQ_BIND_WQE_1ST_RESERVED0_MASK 0x7
#define RDMA_SQ_BIND_WQE_1ST_RESERVED0_SHIFT 5
u8 wqe_size;
u8 prev_wqe_size;
};
/* Second element (16 bytes) of bind wqe */
struct rdma_sq_bind_wqe_2nd {
u8 bind_ctrl;
#define RDMA_SQ_BIND_WQE_2ND_ZERO_BASED_MASK 0x1
#define RDMA_SQ_BIND_WQE_2ND_ZERO_BASED_SHIFT 0
#define RDMA_SQ_BIND_WQE_2ND_MW_TYPE_MASK 0x1
#define RDMA_SQ_BIND_WQE_2ND_MW_TYPE_SHIFT 1
#define RDMA_SQ_BIND_WQE_2ND_RESERVED1_MASK 0x3F
#define RDMA_SQ_BIND_WQE_2ND_RESERVED1_SHIFT 2
u8 access_ctrl;
#define RDMA_SQ_BIND_WQE_2ND_REMOTE_READ_MASK 0x1
#define RDMA_SQ_BIND_WQE_2ND_REMOTE_READ_SHIFT 0
#define RDMA_SQ_BIND_WQE_2ND_REMOTE_WRITE_MASK 0x1
#define RDMA_SQ_BIND_WQE_2ND_REMOTE_WRITE_SHIFT 1
#define RDMA_SQ_BIND_WQE_2ND_ENABLE_ATOMIC_MASK 0x1
#define RDMA_SQ_BIND_WQE_2ND_ENABLE_ATOMIC_SHIFT 2
#define RDMA_SQ_BIND_WQE_2ND_LOCAL_READ_MASK 0x1
#define RDMA_SQ_BIND_WQE_2ND_LOCAL_READ_SHIFT 3
#define RDMA_SQ_BIND_WQE_2ND_LOCAL_WRITE_MASK 0x1
#define RDMA_SQ_BIND_WQE_2ND_LOCAL_WRITE_SHIFT 4
#define RDMA_SQ_BIND_WQE_2ND_RESERVED2_MASK 0x7
#define RDMA_SQ_BIND_WQE_2ND_RESERVED2_SHIFT 5
u8 reserved3;
u8 length_hi;
__le32 length_lo;
__le32 parent_l_key;
__le32 reserved4;
};
/* Structure with only the SQ WQE common
* fields. Size is of one SQ element (16B)
*/
struct rdma_sq_common_wqe {
__le32 reserved1[3];
u8 req_type;
u8 flags;
#define RDMA_SQ_COMMON_WQE_COMP_FLG_MASK 0x1
#define RDMA_SQ_COMMON_WQE_COMP_FLG_SHIFT 0
#define RDMA_SQ_COMMON_WQE_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_COMMON_WQE_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_COMMON_WQE_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_COMMON_WQE_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_COMMON_WQE_SE_FLG_MASK 0x1
#define RDMA_SQ_COMMON_WQE_SE_FLG_SHIFT 3
#define RDMA_SQ_COMMON_WQE_INLINE_FLG_MASK 0x1
#define RDMA_SQ_COMMON_WQE_INLINE_FLG_SHIFT 4
#define RDMA_SQ_COMMON_WQE_RESERVED0_MASK 0x7
#define RDMA_SQ_COMMON_WQE_RESERVED0_SHIFT 5
u8 wqe_size;
u8 prev_wqe_size;
};
struct rdma_sq_fmr_wqe {
struct regpair addr;
__le32 l_key;
u8 req_type;
u8 flags;
#define RDMA_SQ_FMR_WQE_COMP_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_COMP_FLG_SHIFT 0
#define RDMA_SQ_FMR_WQE_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_FMR_WQE_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_FMR_WQE_SE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_SE_FLG_SHIFT 3
#define RDMA_SQ_FMR_WQE_INLINE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_INLINE_FLG_SHIFT 4
#define RDMA_SQ_FMR_WQE_DIF_ON_HOST_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_ON_HOST_FLG_SHIFT 5
#define RDMA_SQ_FMR_WQE_RESERVED0_MASK 0x3
#define RDMA_SQ_FMR_WQE_RESERVED0_SHIFT 6
u8 wqe_size;
u8 prev_wqe_size;
u8 fmr_ctrl;
#define RDMA_SQ_FMR_WQE_PAGE_SIZE_LOG_MASK 0x1F
#define RDMA_SQ_FMR_WQE_PAGE_SIZE_LOG_SHIFT 0
#define RDMA_SQ_FMR_WQE_ZERO_BASED_MASK 0x1
#define RDMA_SQ_FMR_WQE_ZERO_BASED_SHIFT 5
#define RDMA_SQ_FMR_WQE_BIND_EN_MASK 0x1
#define RDMA_SQ_FMR_WQE_BIND_EN_SHIFT 6
#define RDMA_SQ_FMR_WQE_RESERVED1_MASK 0x1
#define RDMA_SQ_FMR_WQE_RESERVED1_SHIFT 7
u8 access_ctrl;
#define RDMA_SQ_FMR_WQE_REMOTE_READ_MASK 0x1
#define RDMA_SQ_FMR_WQE_REMOTE_READ_SHIFT 0
#define RDMA_SQ_FMR_WQE_REMOTE_WRITE_MASK 0x1
#define RDMA_SQ_FMR_WQE_REMOTE_WRITE_SHIFT 1
#define RDMA_SQ_FMR_WQE_ENABLE_ATOMIC_MASK 0x1
#define RDMA_SQ_FMR_WQE_ENABLE_ATOMIC_SHIFT 2
#define RDMA_SQ_FMR_WQE_LOCAL_READ_MASK 0x1
#define RDMA_SQ_FMR_WQE_LOCAL_READ_SHIFT 3
#define RDMA_SQ_FMR_WQE_LOCAL_WRITE_MASK 0x1
#define RDMA_SQ_FMR_WQE_LOCAL_WRITE_SHIFT 4
#define RDMA_SQ_FMR_WQE_RESERVED2_MASK 0x7
#define RDMA_SQ_FMR_WQE_RESERVED2_SHIFT 5
u8 reserved3;
u8 length_hi;
__le32 length_lo;
struct regpair pbl_addr;
__le32 dif_base_ref_tag;
__le16 dif_app_tag;
__le16 dif_app_tag_mask;
__le16 dif_runt_crc_value;
__le16 dif_flags;
#define RDMA_SQ_FMR_WQE_DIF_IO_DIRECTION_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_IO_DIRECTION_FLG_SHIFT 0
#define RDMA_SQ_FMR_WQE_DIF_BLOCK_SIZE_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_BLOCK_SIZE_SHIFT 1
#define RDMA_SQ_FMR_WQE_DIF_RUNT_VALID_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_RUNT_VALID_FLG_SHIFT 2
#define RDMA_SQ_FMR_WQE_DIF_VALIDATE_CRC_GUARD_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_VALIDATE_CRC_GUARD_SHIFT 3
#define RDMA_SQ_FMR_WQE_DIF_VALIDATE_REF_TAG_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_VALIDATE_REF_TAG_SHIFT 4
#define RDMA_SQ_FMR_WQE_DIF_VALIDATE_APP_TAG_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_VALIDATE_APP_TAG_SHIFT 5
#define RDMA_SQ_FMR_WQE_DIF_CRC_SEED_MASK 0x1
#define RDMA_SQ_FMR_WQE_DIF_CRC_SEED_SHIFT 6
#define RDMA_SQ_FMR_WQE_RESERVED4_MASK 0x1FF
#define RDMA_SQ_FMR_WQE_RESERVED4_SHIFT 7
__le32 Reserved5;
};
/* First element (16 bytes) of fmr wqe */
struct rdma_sq_fmr_wqe_1st {
struct regpair addr;
__le32 l_key;
u8 req_type;
u8 flags;
#define RDMA_SQ_FMR_WQE_1ST_COMP_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_1ST_COMP_FLG_SHIFT 0
#define RDMA_SQ_FMR_WQE_1ST_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_1ST_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_FMR_WQE_1ST_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_1ST_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_FMR_WQE_1ST_SE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_1ST_SE_FLG_SHIFT 3
#define RDMA_SQ_FMR_WQE_1ST_INLINE_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_1ST_INLINE_FLG_SHIFT 4
#define RDMA_SQ_FMR_WQE_1ST_DIF_ON_HOST_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_1ST_DIF_ON_HOST_FLG_SHIFT 5
#define RDMA_SQ_FMR_WQE_1ST_RESERVED0_MASK 0x3
#define RDMA_SQ_FMR_WQE_1ST_RESERVED0_SHIFT 6
u8 wqe_size;
u8 prev_wqe_size;
};
/* Second element (16 bytes) of fmr wqe */
struct rdma_sq_fmr_wqe_2nd {
u8 fmr_ctrl;
#define RDMA_SQ_FMR_WQE_2ND_PAGE_SIZE_LOG_MASK 0x1F
#define RDMA_SQ_FMR_WQE_2ND_PAGE_SIZE_LOG_SHIFT 0
#define RDMA_SQ_FMR_WQE_2ND_ZERO_BASED_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_ZERO_BASED_SHIFT 5
#define RDMA_SQ_FMR_WQE_2ND_BIND_EN_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_BIND_EN_SHIFT 6
#define RDMA_SQ_FMR_WQE_2ND_RESERVED1_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_RESERVED1_SHIFT 7
u8 access_ctrl;
#define RDMA_SQ_FMR_WQE_2ND_REMOTE_READ_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_REMOTE_READ_SHIFT 0
#define RDMA_SQ_FMR_WQE_2ND_REMOTE_WRITE_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_REMOTE_WRITE_SHIFT 1
#define RDMA_SQ_FMR_WQE_2ND_ENABLE_ATOMIC_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_ENABLE_ATOMIC_SHIFT 2
#define RDMA_SQ_FMR_WQE_2ND_LOCAL_READ_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_LOCAL_READ_SHIFT 3
#define RDMA_SQ_FMR_WQE_2ND_LOCAL_WRITE_MASK 0x1
#define RDMA_SQ_FMR_WQE_2ND_LOCAL_WRITE_SHIFT 4
#define RDMA_SQ_FMR_WQE_2ND_RESERVED2_MASK 0x7
#define RDMA_SQ_FMR_WQE_2ND_RESERVED2_SHIFT 5
u8 reserved3;
u8 length_hi;
__le32 length_lo;
struct regpair pbl_addr;
};
/* Third element (16 bytes) of fmr wqe */
struct rdma_sq_fmr_wqe_3rd {
__le32 dif_base_ref_tag;
__le16 dif_app_tag;
__le16 dif_app_tag_mask;
__le16 dif_runt_crc_value;
__le16 dif_flags;
#define RDMA_SQ_FMR_WQE_3RD_DIF_IO_DIRECTION_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_3RD_DIF_IO_DIRECTION_FLG_SHIFT 0
#define RDMA_SQ_FMR_WQE_3RD_DIF_BLOCK_SIZE_MASK 0x1
#define RDMA_SQ_FMR_WQE_3RD_DIF_BLOCK_SIZE_SHIFT 1
#define RDMA_SQ_FMR_WQE_3RD_DIF_RUNT_VALID_FLG_MASK 0x1
#define RDMA_SQ_FMR_WQE_3RD_DIF_RUNT_VALID_FLG_SHIFT 2
#define RDMA_SQ_FMR_WQE_3RD_DIF_VALIDATE_CRC_GUARD_MASK 0x1
#define RDMA_SQ_FMR_WQE_3RD_DIF_VALIDATE_CRC_GUARD_SHIFT 3
#define RDMA_SQ_FMR_WQE_3RD_DIF_VALIDATE_REF_TAG_MASK 0x1
#define RDMA_SQ_FMR_WQE_3RD_DIF_VALIDATE_REF_TAG_SHIFT 4
#define RDMA_SQ_FMR_WQE_3RD_DIF_VALIDATE_APP_TAG_MASK 0x1
#define RDMA_SQ_FMR_WQE_3RD_DIF_VALIDATE_APP_TAG_SHIFT 5
#define RDMA_SQ_FMR_WQE_3RD_DIF_CRC_SEED_MASK 0x1
#define RDMA_SQ_FMR_WQE_3RD_DIF_CRC_SEED_SHIFT 6
#define RDMA_SQ_FMR_WQE_3RD_RESERVED4_MASK 0x1FF
#define RDMA_SQ_FMR_WQE_3RD_RESERVED4_SHIFT 7
__le32 Reserved5;
};
struct rdma_sq_local_inv_wqe {
struct regpair reserved;
__le32 inv_l_key;
u8 req_type;
u8 flags;
#define RDMA_SQ_LOCAL_INV_WQE_COMP_FLG_MASK 0x1
#define RDMA_SQ_LOCAL_INV_WQE_COMP_FLG_SHIFT 0
#define RDMA_SQ_LOCAL_INV_WQE_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_LOCAL_INV_WQE_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_LOCAL_INV_WQE_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_LOCAL_INV_WQE_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_LOCAL_INV_WQE_SE_FLG_MASK 0x1
#define RDMA_SQ_LOCAL_INV_WQE_SE_FLG_SHIFT 3
#define RDMA_SQ_LOCAL_INV_WQE_INLINE_FLG_MASK 0x1
#define RDMA_SQ_LOCAL_INV_WQE_INLINE_FLG_SHIFT 4
#define RDMA_SQ_LOCAL_INV_WQE_DIF_ON_HOST_FLG_MASK 0x1
#define RDMA_SQ_LOCAL_INV_WQE_DIF_ON_HOST_FLG_SHIFT 5
#define RDMA_SQ_LOCAL_INV_WQE_RESERVED0_MASK 0x3
#define RDMA_SQ_LOCAL_INV_WQE_RESERVED0_SHIFT 6
u8 wqe_size;
u8 prev_wqe_size;
};
struct rdma_sq_rdma_wqe {
__le32 imm_data;
__le32 length;
__le32 xrc_srq;
u8 req_type;
u8 flags;
#define RDMA_SQ_RDMA_WQE_COMP_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_COMP_FLG_SHIFT 0
#define RDMA_SQ_RDMA_WQE_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_RDMA_WQE_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_RDMA_WQE_SE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_SE_FLG_SHIFT 3
#define RDMA_SQ_RDMA_WQE_INLINE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_INLINE_FLG_SHIFT 4
#define RDMA_SQ_RDMA_WQE_DIF_ON_HOST_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_DIF_ON_HOST_FLG_SHIFT 5
#define RDMA_SQ_RDMA_WQE_RESERVED0_MASK 0x3
#define RDMA_SQ_RDMA_WQE_RESERVED0_SHIFT 6
u8 wqe_size;
u8 prev_wqe_size;
struct regpair remote_va;
__le32 r_key;
u8 dif_flags;
#define RDMA_SQ_RDMA_WQE_DIF_BLOCK_SIZE_MASK 0x1
#define RDMA_SQ_RDMA_WQE_DIF_BLOCK_SIZE_SHIFT 0
#define RDMA_SQ_RDMA_WQE_DIF_FIRST_RDMA_IN_IO_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_DIF_FIRST_RDMA_IN_IO_FLG_SHIFT 1
#define RDMA_SQ_RDMA_WQE_DIF_LAST_RDMA_IN_IO_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_DIF_LAST_RDMA_IN_IO_FLG_SHIFT 2
#define RDMA_SQ_RDMA_WQE_RESERVED1_MASK 0x1F
#define RDMA_SQ_RDMA_WQE_RESERVED1_SHIFT 3
u8 reserved2[3];
};
/* First element (16 bytes) of rdma wqe */
struct rdma_sq_rdma_wqe_1st {
__le32 imm_data;
__le32 length;
__le32 xrc_srq;
u8 req_type;
u8 flags;
#define RDMA_SQ_RDMA_WQE_1ST_COMP_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_1ST_COMP_FLG_SHIFT 0
#define RDMA_SQ_RDMA_WQE_1ST_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_1ST_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_RDMA_WQE_1ST_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_1ST_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_RDMA_WQE_1ST_SE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_1ST_SE_FLG_SHIFT 3
#define RDMA_SQ_RDMA_WQE_1ST_INLINE_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_1ST_INLINE_FLG_SHIFT 4
#define RDMA_SQ_RDMA_WQE_1ST_DIF_ON_HOST_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_1ST_DIF_ON_HOST_FLG_SHIFT 5
#define RDMA_SQ_RDMA_WQE_1ST_RESERVED0_MASK 0x3
#define RDMA_SQ_RDMA_WQE_1ST_RESERVED0_SHIFT 6
u8 wqe_size;
u8 prev_wqe_size;
};
/* Second element (16 bytes) of rdma wqe */
struct rdma_sq_rdma_wqe_2nd {
struct regpair remote_va;
__le32 r_key;
u8 dif_flags;
#define RDMA_SQ_RDMA_WQE_2ND_DIF_BLOCK_SIZE_MASK 0x1
#define RDMA_SQ_RDMA_WQE_2ND_DIF_BLOCK_SIZE_SHIFT 0
#define RDMA_SQ_RDMA_WQE_2ND_DIF_FIRST_SEGMENT_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_2ND_DIF_FIRST_SEGMENT_FLG_SHIFT 1
#define RDMA_SQ_RDMA_WQE_2ND_DIF_LAST_SEGMENT_FLG_MASK 0x1
#define RDMA_SQ_RDMA_WQE_2ND_DIF_LAST_SEGMENT_FLG_SHIFT 2
#define RDMA_SQ_RDMA_WQE_2ND_RESERVED1_MASK 0x1F
#define RDMA_SQ_RDMA_WQE_2ND_RESERVED1_SHIFT 3
u8 reserved2[3];
};
/* SQ WQE req type enumeration */
enum rdma_sq_req_type {
RDMA_SQ_REQ_TYPE_SEND,
RDMA_SQ_REQ_TYPE_SEND_WITH_IMM,
RDMA_SQ_REQ_TYPE_SEND_WITH_INVALIDATE,
RDMA_SQ_REQ_TYPE_RDMA_WR,
RDMA_SQ_REQ_TYPE_RDMA_WR_WITH_IMM,
RDMA_SQ_REQ_TYPE_RDMA_RD,
RDMA_SQ_REQ_TYPE_ATOMIC_CMP_AND_SWAP,
RDMA_SQ_REQ_TYPE_ATOMIC_ADD,
RDMA_SQ_REQ_TYPE_LOCAL_INVALIDATE,
RDMA_SQ_REQ_TYPE_FAST_MR,
RDMA_SQ_REQ_TYPE_BIND,
RDMA_SQ_REQ_TYPE_INVALID,
MAX_RDMA_SQ_REQ_TYPE
};
struct rdma_sq_send_wqe {
__le32 inv_key_or_imm_data;
__le32 length;
__le32 xrc_srq;
u8 req_type;
u8 flags;
#define RDMA_SQ_SEND_WQE_COMP_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_COMP_FLG_SHIFT 0
#define RDMA_SQ_SEND_WQE_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_SEND_WQE_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_SEND_WQE_SE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_SE_FLG_SHIFT 3
#define RDMA_SQ_SEND_WQE_INLINE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_INLINE_FLG_SHIFT 4
#define RDMA_SQ_SEND_WQE_DIF_ON_HOST_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_DIF_ON_HOST_FLG_SHIFT 5
#define RDMA_SQ_SEND_WQE_RESERVED0_MASK 0x3
#define RDMA_SQ_SEND_WQE_RESERVED0_SHIFT 6
u8 wqe_size;
u8 prev_wqe_size;
__le32 reserved1[4];
};
struct rdma_sq_send_wqe_1st {
__le32 inv_key_or_imm_data;
__le32 length;
__le32 xrc_srq;
u8 req_type;
u8 flags;
#define RDMA_SQ_SEND_WQE_1ST_COMP_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_1ST_COMP_FLG_SHIFT 0
#define RDMA_SQ_SEND_WQE_1ST_RD_FENCE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_1ST_RD_FENCE_FLG_SHIFT 1
#define RDMA_SQ_SEND_WQE_1ST_INV_FENCE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_1ST_INV_FENCE_FLG_SHIFT 2
#define RDMA_SQ_SEND_WQE_1ST_SE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_1ST_SE_FLG_SHIFT 3
#define RDMA_SQ_SEND_WQE_1ST_INLINE_FLG_MASK 0x1
#define RDMA_SQ_SEND_WQE_1ST_INLINE_FLG_SHIFT 4
#define RDMA_SQ_SEND_WQE_1ST_RESERVED0_MASK 0x7
#define RDMA_SQ_SEND_WQE_1ST_RESERVED0_SHIFT 5
u8 wqe_size;
u8 prev_wqe_size;
};
struct rdma_sq_send_wqe_2st {
__le32 reserved1[4];
};
#endif /* __QED_HSI_RDMA__ */
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