name : nvmetcp_common.h /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ /* Copyright 2021 Marvell. All rights reserved. */ #ifndef __NVMETCP_COMMON__ #define __NVMETCP_COMMON__ #include "tcp_common.h" #include <linux/nvme-tcp.h> #define NVMETCP_SLOW_PATH_LAYER_CODE (6) #define NVMETCP_WQE_NUM_SGES_SLOWIO (0xf) /* NVMeTCP firmware function init parameters */ struct nvmetcp_spe_func_init { __le16 half_way_close_timeout; u8 num_sq_pages_in_ring; u8 num_r2tq_pages_in_ring; u8 num_uhq_pages_in_ring; u8 ll2_rx_queue_id; u8 flags; #define NVMETCP_SPE_FUNC_INIT_COUNTERS_EN_MASK 0x1 #define NVMETCP_SPE_FUNC_INIT_COUNTERS_EN_SHIFT 0 #define NVMETCP_SPE_FUNC_INIT_NVMETCP_MODE_MASK 0x1 #define NVMETCP_SPE_FUNC_INIT_NVMETCP_MODE_SHIFT 1 #define NVMETCP_SPE_FUNC_INIT_RESERVED0_MASK 0x3F #define NVMETCP_SPE_FUNC_INIT_RESERVED0_SHIFT 2 u8 debug_flags; __le16 reserved1; u8 params; #define NVMETCP_SPE_FUNC_INIT_MAX_SYN_RT_MASK 0xF #define NVMETCP_SPE_FUNC_INIT_MAX_SYN_RT_SHIFT 0 #define NVMETCP_SPE_FUNC_INIT_RESERVED1_MASK 0xF #define NVMETCP_SPE_FUNC_INIT_RESERVED1_SHIFT 4 u8 reserved2[5]; struct scsi_init_func_params func_params; struct scsi_init_func_queues q_params; }; /* NVMeTCP init params passed by driver to FW in NVMeTCP init ramrod. */ struct nvmetcp_init_ramrod_params { struct nvmetcp_spe_func_init nvmetcp_init_spe; struct tcp_init_params tcp_init; }; /* NVMeTCP Ramrod Command IDs */ enum nvmetcp_ramrod_cmd_id { NVMETCP_RAMROD_CMD_ID_UNUSED = 0, NVMETCP_RAMROD_CMD_ID_INIT_FUNC = 1, NVMETCP_RAMROD_CMD_ID_DESTROY_FUNC = 2, NVMETCP_RAMROD_CMD_ID_OFFLOAD_CONN = 3, NVMETCP_RAMROD_CMD_ID_UPDATE_CONN = 4, NVMETCP_RAMROD_CMD_ID_TERMINATION_CONN = 5, NVMETCP_RAMROD_CMD_ID_CLEAR_SQ = 6, MAX_NVMETCP_RAMROD_CMD_ID }; struct nvmetcp_glbl_queue_entry { struct regpair cq_pbl_addr; struct regpair reserved; }; /* NVMeTCP conn level EQEs */ enum nvmetcp_eqe_opcode { NVMETCP_EVENT_TYPE_INIT_FUNC = 0, /* Response after init Ramrod */ NVMETCP_EVENT_TYPE_DESTROY_FUNC, /* Response after destroy Ramrod */ NVMETCP_EVENT_TYPE_OFFLOAD_CONN,/* Response after option 2 offload Ramrod */ NVMETCP_EVENT_TYPE_UPDATE_CONN, /* Response after update Ramrod */ NVMETCP_EVENT_TYPE_CLEAR_SQ, /* Response after clear sq Ramrod */ NVMETCP_EVENT_TYPE_TERMINATE_CONN, /* Response after termination Ramrod */ NVMETCP_EVENT_TYPE_RESERVED0, NVMETCP_EVENT_TYPE_RESERVED1, NVMETCP_EVENT_TYPE_ASYN_CONNECT_COMPLETE, /* Connect completed (A-syn EQE) */ NVMETCP_EVENT_TYPE_ASYN_TERMINATE_DONE, /* Termination completed (A-syn EQE) */ NVMETCP_EVENT_TYPE_START_OF_ERROR_TYPES = 10, /* Separate EQs from err EQs */ NVMETCP_EVENT_TYPE_ASYN_ABORT_RCVD, /* TCP RST packet receive (A-syn EQE) */ NVMETCP_EVENT_TYPE_ASYN_CLOSE_RCVD, /* TCP FIN packet receive (A-syn EQE) */ NVMETCP_EVENT_TYPE_ASYN_SYN_RCVD, /* TCP SYN+ACK packet receive (A-syn EQE) */ NVMETCP_EVENT_TYPE_ASYN_MAX_RT_TIME, /* TCP max retransmit time (A-syn EQE) */ NVMETCP_EVENT_TYPE_ASYN_MAX_RT_CNT, /* TCP max retransmit count (A-syn EQE) */ NVMETCP_EVENT_TYPE_ASYN_MAX_KA_PROBES_CNT, /* TCP ka probes count (A-syn EQE) */ NVMETCP_EVENT_TYPE_ASYN_FIN_WAIT2, /* TCP fin wait 2 (A-syn EQE) */ NVMETCP_EVENT_TYPE_NVMETCP_CONN_ERROR, /* NVMeTCP error response (A-syn EQE) */ NVMETCP_EVENT_TYPE_TCP_CONN_ERROR, /* NVMeTCP error - tcp error (A-syn EQE) */ MAX_NVMETCP_EQE_OPCODE }; struct nvmetcp_conn_offload_section { struct regpair cccid_itid_table_addr; /* CCCID to iTID table address */ __le16 cccid_max_range; /* CCCID max value - used for validation */ __le16 reserved[3]; }; /* NVMe TCP connection offload params passed by driver to FW in NVMeTCP offload ramrod */ struct nvmetcp_conn_offload_params { struct regpair sq_pbl_addr; struct regpair r2tq_pbl_addr; struct regpair xhq_pbl_addr; struct regpair uhq_pbl_addr; __le16 physical_q0; __le16 physical_q1; u8 flags; #define NVMETCP_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_MASK 0x1 #define NVMETCP_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_SHIFT 0 #define NVMETCP_CONN_OFFLOAD_PARAMS_TARGET_MODE_MASK 0x1 #define NVMETCP_CONN_OFFLOAD_PARAMS_TARGET_MODE_SHIFT 1 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_MASK 0x1 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_SHIFT 2 #define NVMETCP_CONN_OFFLOAD_PARAMS_NVMETCP_MODE_MASK 0x1 #define NVMETCP_CONN_OFFLOAD_PARAMS_NVMETCP_MODE_SHIFT 3 #define NVMETCP_CONN_OFFLOAD_PARAMS_RESERVED1_MASK 0xF #define NVMETCP_CONN_OFFLOAD_PARAMS_RESERVED1_SHIFT 4 u8 default_cq; __le16 reserved0; __le32 reserved1; __le32 initial_ack; struct nvmetcp_conn_offload_section nvmetcp; /* NVMe/TCP section */ }; /* NVMe TCP and TCP connection offload params passed by driver to FW in NVMeTCP offload ramrod. */ struct nvmetcp_spe_conn_offload { __le16 reserved; __le16 conn_id; __le32 fw_cid; struct nvmetcp_conn_offload_params nvmetcp; struct tcp_offload_params_opt2 tcp; }; /* NVMeTCP connection update params passed by driver to FW in NVMETCP update ramrod. */ struct nvmetcp_conn_update_ramrod_params { __le16 reserved0; __le16 conn_id; __le32 reserved1; u8 flags; #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_HD_EN_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_HD_EN_SHIFT 0 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_DD_EN_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_DD_EN_SHIFT 1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED0_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED0_SHIFT 2 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_DATA_SHIFT 3 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED2_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED2_SHIFT 4 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED3_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED3_SHIFT 5 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED4_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED4_SHIFT 6 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED5_MASK 0x1 #define NVMETCP_CONN_UPDATE_RAMROD_PARAMS_RESERVED5_SHIFT 7 u8 reserved3[3]; __le32 max_seq_size; __le32 max_send_pdu_length; __le32 max_recv_pdu_length; __le32 first_seq_length; __le32 reserved4[5]; }; /* NVMeTCP connection termination request */ struct nvmetcp_spe_conn_termination { __le16 reserved0; __le16 conn_id; __le32 reserved1; u8 abortive; u8 reserved2[7]; struct regpair reserved3; struct regpair reserved4; }; struct nvmetcp_dif_flags { u8 flags; }; enum nvmetcp_wqe_type { NVMETCP_WQE_TYPE_NORMAL, NVMETCP_WQE_TYPE_TASK_CLEANUP, NVMETCP_WQE_TYPE_MIDDLE_PATH, NVMETCP_WQE_TYPE_IC, MAX_NVMETCP_WQE_TYPE }; struct nvmetcp_wqe { __le16 task_id; u8 flags; #define NVMETCP_WQE_WQE_TYPE_MASK 0x7 /* [use nvmetcp_wqe_type] */ #define NVMETCP_WQE_WQE_TYPE_SHIFT 0 #define NVMETCP_WQE_NUM_SGES_MASK 0xF #define NVMETCP_WQE_NUM_SGES_SHIFT 3 #define NVMETCP_WQE_RESPONSE_MASK 0x1 #define NVMETCP_WQE_RESPONSE_SHIFT 7 struct nvmetcp_dif_flags prot_flags; __le32 contlen_cdbsize; #define NVMETCP_WQE_CONT_LEN_MASK 0xFFFFFF #define NVMETCP_WQE_CONT_LEN_SHIFT 0 #define NVMETCP_WQE_CDB_SIZE_OR_NVMETCP_CMD_MASK 0xFF #define NVMETCP_WQE_CDB_SIZE_OR_NVMETCP_CMD_SHIFT 24 }; struct nvmetcp_host_cccid_itid_entry { __le16 itid; }; struct nvmetcp_connect_done_results { __le16 icid; __le16 conn_id; struct tcp_ulp_connect_done_params params; }; struct nvmetcp_eqe_data { __le16 icid; __le16 conn_id; __le16 reserved; u8 error_code; u8 error_pdu_opcode_reserved; #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_MASK 0x3F #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_SHIFT 0 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_VALID_MASK 0x1 #define NVMETCP_EQE_DATA_ERROR_PDU_OPCODE_VALID_SHIFT 6 #define NVMETCP_EQE_DATA_RESERVED0_MASK 0x1 #define NVMETCP_EQE_DATA_RESERVED0_SHIFT 7 }; enum nvmetcp_task_type { NVMETCP_TASK_TYPE_HOST_WRITE, NVMETCP_TASK_TYPE_HOST_READ, NVMETCP_TASK_TYPE_INIT_CONN_REQUEST, NVMETCP_TASK_TYPE_RESERVED0, NVMETCP_TASK_TYPE_CLEANUP, NVMETCP_TASK_TYPE_HOST_READ_NO_CQE, MAX_NVMETCP_TASK_TYPE }; struct nvmetcp_db_data { u8 params; #define NVMETCP_DB_DATA_DEST_MASK 0x3 /* destination of doorbell (use enum db_dest) */ #define NVMETCP_DB_DATA_DEST_SHIFT 0 #define NVMETCP_DB_DATA_AGG_CMD_MASK 0x3 /* aggregative command to CM (use enum db_agg_cmd_sel) */ #define NVMETCP_DB_DATA_AGG_CMD_SHIFT 2 #define NVMETCP_DB_DATA_BYPASS_EN_MASK 0x1 /* enable QM bypass */ #define NVMETCP_DB_DATA_BYPASS_EN_SHIFT 4 #define NVMETCP_DB_DATA_RESERVED_MASK 0x1 #define NVMETCP_DB_DATA_RESERVED_SHIFT 5 #define NVMETCP_DB_DATA_AGG_VAL_SEL_MASK 0x3 /* aggregative value selection */ #define NVMETCP_DB_DATA_AGG_VAL_SEL_SHIFT 6 u8 agg_flags; /* bit for every DQ counter flags in CM context that DQ can increment */ __le16 sq_prod; }; struct nvmetcp_fw_nvmf_cqe { __le32 reserved[4]; }; struct nvmetcp_icresp_mdata { u8 digest; u8 cpda; __le16 pfv; __le32 maxdata; __le16 rsvd[4]; }; union nvmetcp_fw_cqe_data { struct nvmetcp_fw_nvmf_cqe nvme_cqe; struct nvmetcp_icresp_mdata icresp_mdata; }; struct nvmetcp_fw_cqe { __le16 conn_id; u8 cqe_type; u8 cqe_error_status_bits; #define CQE_ERROR_BITMAP_DIF_ERR_BITS_MASK 0x7 #define CQE_ERROR_BITMAP_DIF_ERR_BITS_SHIFT 0 #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_MASK 0x1 #define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_SHIFT 3 #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_MASK 0x1 #define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_SHIFT 4 __le16 itid; u8 task_type; u8 fw_dbg_field; u8 caused_conn_err; u8 reserved0[3]; __le32 reserved1; union nvmetcp_fw_cqe_data cqe_data; struct regpair task_opaque; __le32 reserved[6]; }; enum nvmetcp_fw_cqes_type { NVMETCP_FW_CQE_TYPE_NORMAL = 1, NVMETCP_FW_CQE_TYPE_RESERVED0, NVMETCP_FW_CQE_TYPE_RESERVED1, NVMETCP_FW_CQE_TYPE_CLEANUP, NVMETCP_FW_CQE_TYPE_DUMMY, MAX_NVMETCP_FW_CQES_TYPE }; struct ystorm_nvmetcp_task_state { struct scsi_cached_sges data_desc; struct scsi_sgl_params sgl_params; __le32 resrved0; __le32 buffer_offset; __le16 cccid; struct nvmetcp_dif_flags dif_flags; u8 flags; #define YSTORM_NVMETCP_TASK_STATE_LOCAL_COMP_MASK 0x1 #define YSTORM_NVMETCP_TASK_STATE_LOCAL_COMP_SHIFT 0 #define YSTORM_NVMETCP_TASK_STATE_SLOW_IO_MASK 0x1 #define YSTORM_NVMETCP_TASK_STATE_SLOW_IO_SHIFT 1 #define YSTORM_NVMETCP_TASK_STATE_SET_DIF_OFFSET_MASK 0x1 #define YSTORM_NVMETCP_TASK_STATE_SET_DIF_OFFSET_SHIFT 2 #define YSTORM_NVMETCP_TASK_STATE_SEND_W_RSP_MASK 0x1 #define YSTORM_NVMETCP_TASK_STATE_SEND_W_RSP_SHIFT 3 }; struct ystorm_nvmetcp_task_rxmit_opt { __le32 reserved[4]; }; struct nvmetcp_task_hdr { __le32 reg[18]; }; struct nvmetcp_task_hdr_aligned { struct nvmetcp_task_hdr task_hdr; __le32 reserved[2]; /* HSI_COMMENT: Align to QREG */ }; struct e5_tdif_task_context { __le32 reserved[16]; }; struct e5_rdif_task_context { __le32 reserved[12]; }; struct ystorm_nvmetcp_task_st_ctx { struct ystorm_nvmetcp_task_state state; struct ystorm_nvmetcp_task_rxmit_opt rxmit_opt; struct nvmetcp_task_hdr_aligned pdu_hdr; }; struct mstorm_nvmetcp_task_st_ctx { struct scsi_cached_sges data_desc; struct scsi_sgl_params sgl_params; __le32 rem_task_size; __le32 data_buffer_offset; u8 task_type; struct nvmetcp_dif_flags dif_flags; __le16 dif_task_icid; struct regpair reserved0; __le32 expected_itt; __le32 reserved1; }; struct ustorm_nvmetcp_task_st_ctx { __le32 rem_rcv_len; __le32 exp_data_transfer_len; __le32 exp_data_sn; struct regpair reserved0; __le32 reg1_map; #define REG1_NUM_SGES_MASK 0xF #define REG1_NUM_SGES_SHIFT 0 #define REG1_RESERVED1_MASK 0xFFFFFFF #define REG1_RESERVED1_SHIFT 4 u8 flags2; #define USTORM_NVMETCP_TASK_ST_CTX_AHS_EXIST_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_AHS_EXIST_SHIFT 0 #define USTORM_NVMETCP_TASK_ST_CTX_RESERVED1_MASK 0x7F #define USTORM_NVMETCP_TASK_ST_CTX_RESERVED1_SHIFT 1 struct nvmetcp_dif_flags dif_flags; __le16 reserved3; __le16 tqe_opaque[2]; __le32 reserved5; __le32 nvme_tcp_opaque_lo; __le32 nvme_tcp_opaque_hi; u8 task_type; u8 error_flags; #define USTORM_NVMETCP_TASK_ST_CTX_DATA_DIGEST_ERROR_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_DIGEST_ERROR_SHIFT 0 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_TRUNCATED_ERROR_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_DATA_TRUNCATED_ERROR_SHIFT 1 #define USTORM_NVMETCP_TASK_ST_CTX_UNDER_RUN_ERROR_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_UNDER_RUN_ERROR_SHIFT 2 #define USTORM_NVMETCP_TASK_ST_CTX_NVME_TCP_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_NVME_TCP_SHIFT 3 u8 flags; #define USTORM_NVMETCP_TASK_ST_CTX_CQE_WRITE_MASK 0x3 #define USTORM_NVMETCP_TASK_ST_CTX_CQE_WRITE_SHIFT 0 #define USTORM_NVMETCP_TASK_ST_CTX_LOCAL_COMP_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_LOCAL_COMP_SHIFT 2 #define USTORM_NVMETCP_TASK_ST_CTX_Q0_R2TQE_WRITE_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_Q0_R2TQE_WRITE_SHIFT 3 #define USTORM_NVMETCP_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_SHIFT 4 #define USTORM_NVMETCP_TASK_ST_CTX_HQ_SCANNED_DONE_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_HQ_SCANNED_DONE_SHIFT 5 #define USTORM_NVMETCP_TASK_ST_CTX_R2T2RECV_DONE_MASK 0x1 #define USTORM_NVMETCP_TASK_ST_CTX_R2T2RECV_DONE_SHIFT 6 u8 cq_rss_number; }; struct e5_ystorm_nvmetcp_task_ag_ctx { u8 reserved /* cdu_validation */; u8 byte1 /* state_and_core_id */; __le16 word0 /* icid */; u8 flags0; u8 flags1; u8 flags2; u8 flags3; __le32 TTT; u8 byte2; u8 byte3; u8 byte4; u8 reserved7; }; struct e5_mstorm_nvmetcp_task_ag_ctx { u8 cdu_validation; u8 byte1; __le16 task_cid; u8 flags0; #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_MASK 0x1 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_SHIFT 5 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_VALID_MASK 0x1 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_VALID_SHIFT 6 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_FLAG_MASK 0x1 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_FLAG_SHIFT 7 u8 flags1; #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_MASK 0x3 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_SHIFT 0 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1_MASK 0x3 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1_SHIFT 2 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF2_MASK 0x3 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF2_SHIFT 4 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_EN_MASK 0x1 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_TASK_CLEANUP_CF_EN_SHIFT 6 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1EN_MASK 0x1 #define E5_MSTORM_NVMETCP_TASK_AG_CTX_CF1EN_SHIFT 7 u8 flags2; u8 flags3; __le32 reg0; u8 byte2; u8 byte3; u8 byte4; u8 reserved7; }; struct e5_ustorm_nvmetcp_task_ag_ctx { u8 reserved; u8 state_and_core_id; __le16 icid; u8 flags0; #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 #define E5_USTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_SHIFT 5 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_MASK 0x3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_SHIFT 6 u8 flags1; #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED1_MASK 0x3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED1_SHIFT 0 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_MASK 0x3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_SHIFT 2 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3_MASK 0x3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3_SHIFT 4 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_MASK 0x3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_SHIFT 6 u8 flags2; #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_EN_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_HQ_SCANNED_CF_EN_SHIFT 0 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DISABLE_DATA_ACKED_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DISABLE_DATA_ACKED_SHIFT 1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_EN_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_R2T2RECV_EN_SHIFT 2 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3EN_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CF3EN_SHIFT 3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_EN_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_CF_EN_SHIFT 4 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_SHIFT 5 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RULE1EN_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RULE1EN_SHIFT 6 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_SHIFT 7 u8 flags3; u8 flags4; #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED5_MASK 0x3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED5_SHIFT 0 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED6_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED6_SHIFT 2 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED7_MASK 0x1 #define E5_USTORM_NVMETCP_TASK_AG_CTX_RESERVED7_SHIFT 3 #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_TYPE_MASK 0xF #define E5_USTORM_NVMETCP_TASK_AG_CTX_DIF_ERROR_TYPE_SHIFT 4 u8 byte2; u8 byte3; u8 reserved8; __le32 dif_err_intervals; __le32 dif_error_1st_interval; __le32 rcv_cont_len; __le32 exp_cont_len; __le32 total_data_acked; __le32 exp_data_acked; __le16 word1; __le16 next_tid; __le32 hdr_residual_count; __le32 exp_r2t_sn; }; struct e5_nvmetcp_task_context { struct ystorm_nvmetcp_task_st_ctx ystorm_st_context; struct e5_ystorm_nvmetcp_task_ag_ctx ystorm_ag_context; struct regpair ystorm_ag_padding[2]; struct e5_tdif_task_context tdif_context; struct e5_mstorm_nvmetcp_task_ag_ctx mstorm_ag_context; struct regpair mstorm_ag_padding[2]; struct e5_ustorm_nvmetcp_task_ag_ctx ustorm_ag_context; struct regpair ustorm_ag_padding[2]; struct mstorm_nvmetcp_task_st_ctx mstorm_st_context; struct regpair mstorm_st_padding[2]; struct ustorm_nvmetcp_task_st_ctx ustorm_st_context; struct regpair ustorm_st_padding[2]; struct e5_rdif_task_context rdif_context; }; #endif /* __NVMETCP_COMMON__*/