Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Chad Dupuis | 686 | 99.71% | 1 | 50.00% |
Thomas Gleixner | 2 | 0.29% | 1 | 50.00% |
Total | 688 | 2 |
/* SPDX-License-Identifier: GPL-2.0-only */ /* * QLogic FCoE Offload Driver * Copyright (c) 2016-2018 Cavium Inc. */ #ifndef __QEDF_HSI__ #define __QEDF_HSI__ /* * Add include to common target */ #include <linux/qed/common_hsi.h> /* * Add include to common storage target */ #include <linux/qed/storage_common.h> /* * Add include to common fcoe target for both eCore and protocol driver */ #include <linux/qed/fcoe_common.h> /* * FCoE CQ element ABTS information */ struct fcoe_abts_info { u8 r_ctl /* R_CTL in the ABTS response frame */; u8 reserved0; __le16 rx_id; __le32 reserved2[2]; __le32 fc_payload[3] /* ABTS FC payload response frame */; }; /* * FCoE class type */ enum fcoe_class_type { FCOE_TASK_CLASS_TYPE_3, FCOE_TASK_CLASS_TYPE_2, MAX_FCOE_CLASS_TYPE }; /* * FCoE CMDQ element control information */ struct fcoe_cmdqe_control { __le16 conn_id; u8 num_additional_cmdqes; u8 cmdType; /* true for ABTS request cmdqe. used in Target mode */ #define FCOE_CMDQE_CONTROL_ABTSREQCMD_MASK 0x1 #define FCOE_CMDQE_CONTROL_ABTSREQCMD_SHIFT 0 #define FCOE_CMDQE_CONTROL_RESERVED1_MASK 0x7F #define FCOE_CMDQE_CONTROL_RESERVED1_SHIFT 1 u8 reserved2[4]; }; /* * FCoE control + payload CMDQ element */ struct fcoe_cmdqe { struct fcoe_cmdqe_control hdr; u8 fc_header[24]; __le32 fcp_cmd_payload[8]; }; /* * FCP RSP flags */ struct fcoe_fcp_rsp_flags { u8 flags; #define FCOE_FCP_RSP_FLAGS_FCP_RSP_LEN_VALID_MASK 0x1 #define FCOE_FCP_RSP_FLAGS_FCP_RSP_LEN_VALID_SHIFT 0 #define FCOE_FCP_RSP_FLAGS_FCP_SNS_LEN_VALID_MASK 0x1 #define FCOE_FCP_RSP_FLAGS_FCP_SNS_LEN_VALID_SHIFT 1 #define FCOE_FCP_RSP_FLAGS_FCP_RESID_OVER_MASK 0x1 #define FCOE_FCP_RSP_FLAGS_FCP_RESID_OVER_SHIFT 2 #define FCOE_FCP_RSP_FLAGS_FCP_RESID_UNDER_MASK 0x1 #define FCOE_FCP_RSP_FLAGS_FCP_RESID_UNDER_SHIFT 3 #define FCOE_FCP_RSP_FLAGS_FCP_CONF_REQ_MASK 0x1 #define FCOE_FCP_RSP_FLAGS_FCP_CONF_REQ_SHIFT 4 #define FCOE_FCP_RSP_FLAGS_FCP_BIDI_FLAGS_MASK 0x7 #define FCOE_FCP_RSP_FLAGS_FCP_BIDI_FLAGS_SHIFT 5 }; /* * FCoE CQ element response information */ struct fcoe_cqe_rsp_info { struct fcoe_fcp_rsp_flags rsp_flags; u8 scsi_status_code; __le16 retry_delay_timer; __le32 fcp_resid; __le32 fcp_sns_len; __le32 fcp_rsp_len; __le16 rx_id; u8 fw_error_flags; #define FCOE_CQE_RSP_INFO_FW_UNDERRUN_MASK 0x1 /* FW detected underrun */ #define FCOE_CQE_RSP_INFO_FW_UNDERRUN_SHIFT 0 #define FCOE_CQE_RSP_INFO_RESREVED_MASK 0x7F #define FCOE_CQE_RSP_INFO_RESREVED_SHIFT 1 u8 reserved; __le32 fw_residual /* Residual bytes calculated by FW */; }; /* * FCoE CQ element Target completion information */ struct fcoe_cqe_target_info { __le16 rx_id; __le16 reserved0; __le32 reserved1[5]; }; /* * FCoE error/warning reporting entry */ struct fcoe_err_report_entry { __le32 err_warn_bitmap_lo /* Error bitmap lower 32 bits */; __le32 err_warn_bitmap_hi /* Error bitmap higher 32 bits */; /* Buffer offset the beginning of the Sequence last transmitted */ __le32 tx_buf_off; /* Buffer offset from the beginning of the Sequence last received */ __le32 rx_buf_off; __le16 rx_id /* RX_ID of the associated task */; __le16 reserved1; __le32 reserved2; }; /* * FCoE CQ element middle path information */ struct fcoe_cqe_midpath_info { __le32 data_placement_size; __le16 rx_id; __le16 reserved0; __le32 reserved1[4]; }; /* * FCoE CQ element unsolicited information */ struct fcoe_unsolic_info { /* BD information: Physical address and opaque data */ struct scsi_bd bd_info; __le16 conn_id /* Connection ID the frame is associated to */; __le16 pkt_len /* Packet length */; u8 reserved1[4]; }; /* * FCoE warning reporting entry */ struct fcoe_warning_report_entry { /* BD information: Physical address and opaque data */ struct scsi_bd bd_info; /* Buffer offset the beginning of the Sequence last transmitted */ __le32 buf_off; __le16 rx_id /* RX_ID of the associated task */; __le16 reserved1; }; /* * FCoE CQ element information */ union fcoe_cqe_info { struct fcoe_cqe_rsp_info rsp_info /* Response completion information */; /* Target completion information */ struct fcoe_cqe_target_info target_info; /* Error completion information */ struct fcoe_err_report_entry err_info; struct fcoe_abts_info abts_info /* ABTS completion information */; /* Middle path completion information */ struct fcoe_cqe_midpath_info midpath_info; /* Unsolicited packet completion information */ struct fcoe_unsolic_info unsolic_info; /* Warning completion information (Rec Tov expiration) */ struct fcoe_warning_report_entry warn_info; }; /* * FCoE CQ element */ struct fcoe_cqe { __le32 cqe_data; /* The task identifier (OX_ID) to be completed */ #define FCOE_CQE_TASK_ID_MASK 0xFFFF #define FCOE_CQE_TASK_ID_SHIFT 0 /* * The CQE type: 0x0 Indicating on a pending work request completion. * 0x1 - Indicating on an unsolicited event notification. use enum * fcoe_cqe_type (use enum fcoe_cqe_type) */ #define FCOE_CQE_CQE_TYPE_MASK 0xF #define FCOE_CQE_CQE_TYPE_SHIFT 16 #define FCOE_CQE_RESERVED0_MASK 0xFFF #define FCOE_CQE_RESERVED0_SHIFT 20 __le16 reserved1; __le16 fw_cq_prod; union fcoe_cqe_info cqe_info; }; /* * FCoE CQE type */ enum fcoe_cqe_type { /* solicited response on a R/W or middle-path SQE */ FCOE_GOOD_COMPLETION_CQE_TYPE, FCOE_UNSOLIC_CQE_TYPE /* unsolicited packet, RQ consumed */, FCOE_ERROR_DETECTION_CQE_TYPE /* timer expiration, validation error */, FCOE_WARNING_CQE_TYPE /* rec_tov or rr_tov timer expiration */, FCOE_EXCH_CLEANUP_CQE_TYPE /* task cleanup completed */, FCOE_ABTS_CQE_TYPE /* ABTS received and task cleaned */, FCOE_DUMMY_CQE_TYPE /* just increment SQ CONS */, /* Task was completed wight after sending a pkt to the target */ FCOE_LOCAL_COMP_CQE_TYPE, MAX_FCOE_CQE_TYPE }; /* * FCoE fast path error codes */ enum fcoe_fp_error_warning_code { FCOE_ERROR_CODE_XFER_OOO_RO /* XFER error codes */, FCOE_ERROR_CODE_XFER_RO_NOT_ALIGNED, FCOE_ERROR_CODE_XFER_NULL_BURST_LEN, FCOE_ERROR_CODE_XFER_RO_GREATER_THAN_DATA2TRNS, FCOE_ERROR_CODE_XFER_INVALID_PAYLOAD_SIZE, FCOE_ERROR_CODE_XFER_TASK_TYPE_NOT_WRITE, FCOE_ERROR_CODE_XFER_PEND_XFER_SET, FCOE_ERROR_CODE_XFER_OPENED_SEQ, FCOE_ERROR_CODE_XFER_FCTL, FCOE_ERROR_CODE_FCP_RSP_BIDI_FLAGS_SET /* FCP RSP error codes */, FCOE_ERROR_CODE_FCP_RSP_INVALID_LENGTH_FIELD, FCOE_ERROR_CODE_FCP_RSP_INVALID_SNS_FIELD, FCOE_ERROR_CODE_FCP_RSP_INVALID_PAYLOAD_SIZE, FCOE_ERROR_CODE_FCP_RSP_PEND_XFER_SET, FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ, FCOE_ERROR_CODE_FCP_RSP_FCTL, FCOE_ERROR_CODE_FCP_RSP_LAST_SEQ_RESET, FCOE_ERROR_CODE_FCP_RSP_CONF_REQ_NOT_SUPPORTED_YET, FCOE_ERROR_CODE_DATA_OOO_RO /* FCP DATA error codes */, FCOE_ERROR_CODE_DATA_EXCEEDS_DEFINED_MAX_FRAME_SIZE, FCOE_ERROR_CODE_DATA_EXCEEDS_DATA2TRNS, FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET, FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET, FCOE_ERROR_CODE_DATA_EOFN_END_SEQ_SET, FCOE_ERROR_CODE_DATA_EOFT_END_SEQ_RESET, FCOE_ERROR_CODE_DATA_TASK_TYPE_NOT_READ, FCOE_ERROR_CODE_DATA_FCTL_INITIATIR, FCOE_ERROR_CODE_MIDPATH_INVALID_TYPE /* Middle path error codes */, FCOE_ERROR_CODE_MIDPATH_SOFI3_SEQ_ACTIVE_SET, FCOE_ERROR_CODE_MIDPATH_SOFN_SEQ_ACTIVE_RESET, FCOE_ERROR_CODE_MIDPATH_EOFN_END_SEQ_SET, FCOE_ERROR_CODE_MIDPATH_EOFT_END_SEQ_RESET, FCOE_ERROR_CODE_MIDPATH_REPLY_FCTL, FCOE_ERROR_CODE_MIDPATH_INVALID_REPLY, FCOE_ERROR_CODE_MIDPATH_ELS_REPLY_RCTL, FCOE_ERROR_CODE_COMMON_MIDDLE_FRAME_WITH_PAD /* Common error codes */, FCOE_ERROR_CODE_COMMON_SEQ_INIT_IN_TCE, FCOE_ERROR_CODE_COMMON_FC_HDR_RX_ID_MISMATCH, FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT, FCOE_ERROR_CODE_COMMON_DATA_FC_HDR_FCP_TYPE_MISMATCH, FCOE_ERROR_CODE_COMMON_DATA_NO_MORE_SGES, FCOE_ERROR_CODE_COMMON_OPTIONAL_FC_HDR, FCOE_ERROR_CODE_COMMON_READ_TCE_OX_ID_TOO_BIG, FCOE_ERROR_CODE_COMMON_DATA_WAS_NOT_TRANSMITTED, FCOE_ERROR_CODE_COMMON_TASK_DDF_RCTL_INFO_FIELD, FCOE_ERROR_CODE_COMMON_TASK_INVALID_RCTL, FCOE_ERROR_CODE_COMMON_TASK_RCTL_GENERAL_MISMATCH, FCOE_ERROR_CODE_E_D_TOV_TIMER_EXPIRATION /* Timer error codes */, FCOE_WARNING_CODE_REC_TOV_TIMER_EXPIRATION /* Timer error codes */, FCOE_ERROR_CODE_RR_TOV_TIMER_EXPIRATION /* Timer error codes */, /* ABTSrsp pckt arrived unexpected */ FCOE_ERROR_CODE_ABTS_REPLY_UNEXPECTED, FCOE_ERROR_CODE_TARGET_MODE_FCP_RSP, FCOE_ERROR_CODE_TARGET_MODE_FCP_XFER, FCOE_ERROR_CODE_TARGET_MODE_DATA_TASK_TYPE_NOT_WRITE, FCOE_ERROR_CODE_DATA_FCTL_TARGET, FCOE_ERROR_CODE_TARGET_DATA_SIZE_NO_MATCH_XFER, FCOE_ERROR_CODE_TARGET_DIF_CRC_CHECKSUM_ERROR, FCOE_ERROR_CODE_TARGET_DIF_REF_TAG_ERROR, FCOE_ERROR_CODE_TARGET_DIF_APP_TAG_ERROR, MAX_FCOE_FP_ERROR_WARNING_CODE }; /* * FCoE RESPQ element */ struct fcoe_respqe { __le16 ox_id /* OX_ID that is located in the FCP_RSP FC header */; __le16 rx_id /* RX_ID that is located in the FCP_RSP FC header */; __le32 additional_info; /* PARAM that is located in the FCP_RSP FC header */ #define FCOE_RESPQE_PARAM_MASK 0xFFFFFF #define FCOE_RESPQE_PARAM_SHIFT 0 /* Indication whther its Target-auto-rsp mode or not */ #define FCOE_RESPQE_TARGET_AUTO_RSP_MASK 0xFF #define FCOE_RESPQE_TARGET_AUTO_RSP_SHIFT 24 }; /* * FCoE slow path error codes */ enum fcoe_sp_error_code { /* Error codes for Error Reporting in slow path flows */ FCOE_ERROR_CODE_SLOW_PATH_TOO_MANY_FUNCS, FCOE_ERROR_SLOW_PATH_CODE_NO_LICENSE, MAX_FCOE_SP_ERROR_CODE }; /* * FCoE task TX state */ enum fcoe_task_tx_state { /* Initiate state after driver has initialized the task */ FCOE_TASK_TX_STATE_NORMAL, /* Updated by TX path after complete transmitting unsolicited packet */ FCOE_TASK_TX_STATE_UNSOLICITED_COMPLETED, /* * Updated by TX path after start processing the task requesting the * cleanup/abort operation */ FCOE_TASK_TX_STATE_CLEAN_REQ, FCOE_TASK_TX_STATE_ABTS /* Updated by TX path during abort procedure */, /* Updated by TX path during exchange cleanup procedure */ FCOE_TASK_TX_STATE_EXCLEANUP, /* * Updated by TX path during exchange cleanup continuation task * procedure */ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_WRITE_CONT, /* Updated by TX path during exchange cleanup first xfer procedure */ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_WRITE, /* Updated by TX path during exchange cleanup read task in Target */ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_READ_OR_RSP, /* Updated by TX path during target exchange cleanup procedure */ FCOE_TASK_TX_STATE_EXCLEANUP_TARGET_WRITE_LAST_CYCLE, /* Updated by TX path during sequence recovery procedure */ FCOE_TASK_TX_STATE_SEQRECOVERY, MAX_FCOE_TASK_TX_STATE }; #endif /* __QEDF_HSI__ */
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