diff options
Diffstat (limited to 'drivers/infiniband/hw/qedr/qedr_hsi_rdma.h')
| -rw-r--r-- | drivers/infiniband/hw/qedr/qedr_hsi_rdma.h | 751 |
1 files changed, 751 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/qedr/qedr_hsi_rdma.h b/drivers/infiniband/hw/qedr/qedr_hsi_rdma.h new file mode 100644 index 000000000..228dd7d49 --- /dev/null +++ b/drivers/infiniband/hw/qedr/qedr_hsi_rdma.h @@ -0,0 +1,751 @@ +/* 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_or_srq_id; + 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, + RDMA_CQE_REQ_STS_XRC_VOILATION_ERR, + RDMA_CQE_REQ_STS_SIG_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_RESPONDER_XRC_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_LO_MASK 0x3FFFFFF +#define RDMA_RQ_SGE_L_KEY_LO_SHIFT 0 +#define RDMA_RQ_SGE_NUM_SGES_MASK 0x7 +#define RDMA_RQ_SGE_NUM_SGES_SHIFT 26 +#define RDMA_RQ_SGE_L_KEY_HI_MASK 0x7 +#define RDMA_RQ_SGE_L_KEY_HI_SHIFT 29 +}; + +struct rdma_srq_wqe_header { + struct regpair wr_id; + u8 num_sges /* number of SGEs in WQE */; + u8 reserved2[7]; +}; + +struct rdma_srq_sge { + struct regpair addr; + __le32 length; + __le32 l_key; +}; + +union rdma_srq_elm { + struct rdma_srq_wqe_header header; + struct rdma_srq_sge sge; +}; + +/* Rdma doorbell data for flags update */ +struct rdma_pwm_flags_data { + __le16 icid; /* internal CID */ + u8 agg_flags; /* aggregative flags */ + u8 reserved; +}; + +/* 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_CONN_TYPE_IS_IWARP_MASK 0x1 +#define RDMA_PWM_VAL32_DATA_CONN_TYPE_IS_IWARP_SHIFT 3 +#define RDMA_PWM_VAL32_DATA_SET_16B_VAL_MASK 0x1 +#define RDMA_PWM_VAL32_DATA_SET_16B_VAL_SHIFT 4 +#define RDMA_PWM_VAL32_DATA_RESERVED_MASK 0x7 +#define RDMA_PWM_VAL32_DATA_RESERVED_SHIFT 5 + __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 +}; + +struct rdma_dif_params { + __le32 base_ref_tag; + __le16 app_tag; + __le16 app_tag_mask; + __le16 runt_crc_value; + __le16 flags; +#define RDMA_DIF_PARAMS_IO_DIRECTION_FLG_MASK 0x1 +#define RDMA_DIF_PARAMS_IO_DIRECTION_FLG_SHIFT 0 +#define RDMA_DIF_PARAMS_BLOCK_SIZE_MASK 0x1 +#define RDMA_DIF_PARAMS_BLOCK_SIZE_SHIFT 1 +#define RDMA_DIF_PARAMS_RUNT_VALID_FLG_MASK 0x1 +#define RDMA_DIF_PARAMS_RUNT_VALID_FLG_SHIFT 2 +#define RDMA_DIF_PARAMS_VALIDATE_CRC_GUARD_MASK 0x1 +#define RDMA_DIF_PARAMS_VALIDATE_CRC_GUARD_SHIFT 3 +#define RDMA_DIF_PARAMS_VALIDATE_REF_TAG_MASK 0x1 +#define RDMA_DIF_PARAMS_VALIDATE_REF_TAG_SHIFT 4 +#define RDMA_DIF_PARAMS_VALIDATE_APP_TAG_MASK 0x1 +#define RDMA_DIF_PARAMS_VALIDATE_APP_TAG_SHIFT 5 +#define RDMA_DIF_PARAMS_CRC_SEED_MASK 0x1 +#define RDMA_DIF_PARAMS_CRC_SEED_SHIFT 6 +#define RDMA_DIF_PARAMS_RX_REF_TAG_CONST_MASK 0x1 +#define RDMA_DIF_PARAMS_RX_REF_TAG_CONST_SHIFT 7 +#define RDMA_DIF_PARAMS_BLOCK_GUARD_TYPE_MASK 0x1 +#define RDMA_DIF_PARAMS_BLOCK_GUARD_TYPE_SHIFT 8 +#define RDMA_DIF_PARAMS_APP_ESCAPE_MASK 0x1 +#define RDMA_DIF_PARAMS_APP_ESCAPE_SHIFT 9 +#define RDMA_DIF_PARAMS_REF_ESCAPE_MASK 0x1 +#define RDMA_DIF_PARAMS_REF_ESCAPE_SHIFT 10 +#define RDMA_DIF_PARAMS_RESERVED4_MASK 0x1F +#define RDMA_DIF_PARAMS_RESERVED4_SHIFT 11 + __le32 reserved5; +}; + + +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_DIF_ON_HOST_FLG_MASK 0x1 +#define RDMA_SQ_BIND_WQE_DIF_ON_HOST_FLG_SHIFT 5 +#define RDMA_SQ_BIND_WQE_RESERVED0_MASK 0x3 +#define RDMA_SQ_BIND_WQE_RESERVED0_SHIFT 6 + 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_RESERVED1_MASK 0x7F +#define RDMA_SQ_BIND_WQE_RESERVED1_SHIFT 1 + 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; + struct rdma_dif_params dif_params; +}; + +/* 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_RESERVED1_MASK 0x7F +#define RDMA_SQ_BIND_WQE_2ND_RESERVED1_SHIFT 1 + 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; +}; + +/* Third element (16 bytes) of bind wqe */ +struct rdma_sq_bind_wqe_3rd { + struct rdma_dif_params dif_params; +}; + +/* 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; +}; + +/* 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; +}; + + +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_READ_INV_FLG_MASK 0x1 +#define RDMA_SQ_RDMA_WQE_READ_INV_FLG_SHIFT 6 +#define RDMA_SQ_RDMA_WQE_RESERVED1_MASK 0x1 +#define RDMA_SQ_RDMA_WQE_RESERVED1_SHIFT 7 + 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_RESERVED2_MASK 0x7F +#define RDMA_SQ_RDMA_WQE_RESERVED2_SHIFT 1 + u8 reserved3[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_READ_INV_FLG_MASK 0x1 +#define RDMA_SQ_RDMA_WQE_1ST_READ_INV_FLG_SHIFT 6 +#define RDMA_SQ_RDMA_WQE_1ST_RESERVED0_MASK 0x1 +#define RDMA_SQ_RDMA_WQE_1ST_RESERVED0_SHIFT 7 + 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__ */ |