/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Linux MegaRAID driver for SAS based RAID controllers * * Copyright (c) 2009-2013 LSI Corporation * Copyright (c) 2013-2016 Avago Technologies * Copyright (c) 2016-2018 Broadcom Inc. * * FILE: megaraid_sas_fusion.h * * Authors: Broadcom Inc. * Manoj Jose * Sumant Patro * Kashyap Desai <[email protected]> * Sumit Saxena <[email protected]> * * Send feedback to: [email protected] */ #ifndef _MEGARAID_SAS_FUSION_H_ #define _MEGARAID_SAS_FUSION_H_ /* Fusion defines */ #define MEGASAS_CHAIN_FRAME_SZ_MIN … #define MFI_FUSION_ENABLE_INTERRUPT_MASK … #define MEGASAS_MAX_CHAIN_SHIFT … #define MEGASAS_MAX_CHAIN_SIZE_UNITS_MASK … #define MEGASAS_MAX_CHAIN_SIZE_MASK … #define MEGASAS_256K_IO … #define MEGASAS_1MB_IO … #define MEGA_MPI2_RAID_DEFAULT_IO_FRAME_SIZE … #define MEGASAS_MPI2_FUNCTION_PASSTHRU_IO_REQUEST … #define MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST … #define MEGASAS_LOAD_BALANCE_FLAG … #define MEGASAS_DCMD_MBOX_PEND_FLAG … #define HOST_DIAG_WRITE_ENABLE … #define HOST_DIAG_RESET_ADAPTER … #define MEGASAS_FUSION_MAX_RESET_TRIES … #define MAX_MSIX_QUEUES_FUSION … #define RDPQ_MAX_INDEX_IN_ONE_CHUNK … #define RDPQ_MAX_CHUNK_COUNT … /* Invader defines */ #define MPI2_TYPE_CUDA … #define MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH … #define MR_RL_FLAGS_GRANT_DESTINATION_CPU0 … #define MR_RL_FLAGS_GRANT_DESTINATION_CPU1 … #define MR_RL_FLAGS_GRANT_DESTINATION_CUDA … #define MR_RL_FLAGS_SEQ_NUM_ENABLE … #define MR_RL_WRITE_THROUGH_MODE … #define MR_RL_WRITE_BACK_MODE … /* T10 PI defines */ #define MR_PROT_INFO_TYPE_CONTROLLER … #define MEGASAS_SCSI_VARIABLE_LENGTH_CMD … #define MEGASAS_SCSI_SERVICE_ACTION_READ32 … #define MEGASAS_SCSI_SERVICE_ACTION_WRITE32 … #define MEGASAS_SCSI_ADDL_CDB_LEN … #define MEGASAS_RD_WR_PROTECT_CHECK_ALL … #define MEGASAS_RD_WR_PROTECT_CHECK_NONE … #define MPI2_SUP_REPLY_POST_HOST_INDEX_OFFSET … #define MPI2_REPLY_POST_HOST_INDEX_OFFSET … /* * Raid context flags */ #define MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_SHIFT … #define MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_MASK … enum MR_RAID_FLAGS_IO_SUB_TYPE { … }; /* * Request descriptor types */ #define MEGASAS_REQ_DESCRIPT_FLAGS_LD_IO … #define MEGASAS_REQ_DESCRIPT_FLAGS_MFA … #define MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK … #define MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT … #define MEGASAS_FP_CMD_LEN … #define MEGASAS_FUSION_IN_RESET … #define MEGASAS_FUSION_OCR_NOT_POSSIBLE … #define RAID_1_PEER_CMDS … #define JBOD_MAPS_COUNT … #define MEGASAS_REDUCE_QD_COUNT … #define IOC_INIT_FRAME_SIZE … /* * Raid Context structure which describes MegaRAID specific IO Parameters * This resides at offset 0x60 where the SGL normally starts in MPT IO Frames */ struct RAID_CONTEXT { … }; /* * Raid Context structure which describes ventura MegaRAID specific * IO Paramenters ,This resides at offset 0x60 where the SGL normally * starts in MPT IO Frames */ struct RAID_CONTEXT_G35 { … }; #define MR_RAID_CTX_ROUTINGFLAGS_SLD_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_C2D_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_FWD_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_SQN_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_SBS_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_RW_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_LOG_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_CPUSEL_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_CPUSEL_MASK … #define MR_RAID_CTX_ROUTINGFLAGS_SETDIVERT_SHIFT … #define MR_RAID_CTX_ROUTINGFLAGS_SETDIVERT_MASK … static inline void set_num_sge(struct RAID_CONTEXT_G35 *rctx_g35, u16 sge_count) { … } static inline u16 get_num_sge(struct RAID_CONTEXT_G35 *rctx_g35) { … } #define SET_STREAM_DETECTED(rctx_g35) … #define CLEAR_STREAM_DETECTED(rctx_g35) … static inline bool is_stream_detected(struct RAID_CONTEXT_G35 *rctx_g35) { … } RAID_CONTEXT_UNION; #define RAID_CTX_SPANARM_ARM_SHIFT … #define RAID_CTX_SPANARM_ARM_MASK … #define RAID_CTX_SPANARM_SPAN_SHIFT … #define RAID_CTX_SPANARM_SPAN_MASK … /* LogArm[14:10], P-Arm[9:5], Q-Arm[4:0] */ #define RAID_CTX_R56_Q_ARM_MASK … #define RAID_CTX_R56_P_ARM_SHIFT … #define RAID_CTX_R56_P_ARM_MASK … #define RAID_CTX_R56_LOG_ARM_SHIFT … #define RAID_CTX_R56_LOG_ARM_MASK … /* number of bits per index in U32 TrackStream */ #define BITS_PER_INDEX_STREAM … #define INVALID_STREAM_NUM … #define MR_STREAM_BITMAP … #define STREAM_MASK … #define ZERO_LAST_STREAM … #define MAX_STREAMS_TRACKED … /* * define region lock types */ enum REGION_TYPE { … }; /* MPI2 defines */ #define MPI2_FUNCTION_IOC_INIT … #define MPI2_WHOINIT_HOST_DRIVER … #define MPI2_VERSION_MAJOR … #define MPI2_VERSION_MINOR … #define MPI2_VERSION_MAJOR_MASK … #define MPI2_VERSION_MAJOR_SHIFT … #define MPI2_VERSION_MINOR_MASK … #define MPI2_VERSION_MINOR_SHIFT … #define MPI2_VERSION … #define MPI2_HEADER_VERSION_UNIT … #define MPI2_HEADER_VERSION_DEV … #define MPI2_HEADER_VERSION_UNIT_MASK … #define MPI2_HEADER_VERSION_UNIT_SHIFT … #define MPI2_HEADER_VERSION_DEV_MASK … #define MPI2_HEADER_VERSION_DEV_SHIFT … #define MPI2_HEADER_VERSION … #define MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR … #define MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG … #define MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG … #define MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP … #define MPI2_SCSIIO_EEDPFLAGS_CHECK_APPTAG … #define MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD … #define MPI2_SCSIIO_EEDPFLAGS_INSERT_OP … /* EEDP escape mode */ #define MPI25_SCSIIO_EEDPFLAGS_DO_NOT_DISABLE_MODE … #define MPI2_FUNCTION_SCSI_IO_REQUEST … #define MPI2_FUNCTION_SCSI_TASK_MGMT … #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY … #define MPI2_REQ_DESCRIPT_FLAGS_FP_IO … #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO … #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING … #define MPI2_SCSIIO_CONTROL_WRITE … #define MPI2_SCSIIO_CONTROL_READ … #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK … #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED … #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS … #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK … #define MPI2_WRSEQ_FLUSH_KEY_VALUE … #define MPI2_WRITE_SEQUENCE_OFFSET … #define MPI2_WRSEQ_1ST_KEY_VALUE … #define MPI2_WRSEQ_2ND_KEY_VALUE … #define MPI2_WRSEQ_3RD_KEY_VALUE … #define MPI2_WRSEQ_4TH_KEY_VALUE … #define MPI2_WRSEQ_5TH_KEY_VALUE … #define MPI2_WRSEQ_6TH_KEY_VALUE … struct MPI25_IEEE_SGE_CHAIN64 { … }; struct MPI2_SGE_SIMPLE_UNION { … }; struct MPI2_SCSI_IO_CDB_EEDP32 { … }; struct MPI2_SGE_CHAIN_UNION { … }; struct MPI2_IEEE_SGE_SIMPLE32 { … }; struct MPI2_IEEE_SGE_CHAIN32 { … }; struct MPI2_IEEE_SGE_SIMPLE64 { … }; struct MPI2_IEEE_SGE_CHAIN64 { … }; MPI2_IEEE_SGE_SIMPLE_UNION; MPI2_IEEE_SGE_CHAIN_UNION; MPI2_SGE_IO_UNION; MPI2_SCSI_IO_CDB_UNION; /**************************************************************************** * SCSI Task Management messages ****************************************************************************/ /*SCSI Task Management Request Message */ struct MPI2_SCSI_TASK_MANAGE_REQUEST { … }; /*SCSI Task Management Reply Message */ struct MPI2_SCSI_TASK_MANAGE_REPLY { … }; struct MR_TM_REQUEST { … }; struct MR_TM_REPLY { … }; /* SCSI Task Management Request Message */ struct MR_TASK_MANAGE_REQUEST { … }; /* TaskType values */ #define MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK … #define MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET … #define MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET … #define MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET … #define MPI2_SCSITASKMGMT_TASKTYPE_CLEAR_TASK_SET … #define MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK … #define MPI2_SCSITASKMGMT_TASKTYPE_CLR_ACA … #define MPI2_SCSITASKMGMT_TASKTYPE_QRY_TASK_SET … #define MPI2_SCSITASKMGMT_TASKTYPE_QRY_ASYNC_EVENT … /* ResponseCode values */ #define MPI2_SCSITASKMGMT_RSP_TM_COMPLETE … #define MPI2_SCSITASKMGMT_RSP_INVALID_FRAME … #define MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED … #define MPI2_SCSITASKMGMT_RSP_TM_FAILED … #define MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED … #define MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN … #define MPI2_SCSITASKMGMT_RSP_TM_OVERLAPPED_TAG … #define MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC … /* * RAID SCSI IO Request Message * Total SGE count will be one less than _MPI2_SCSI_IO_REQUEST */ struct MPI2_RAID_SCSI_IO_REQUEST { … }; /* * MPT RAID MFA IO Descriptor. */ struct MEGASAS_RAID_MFA_IO_REQUEST_DESCRIPTOR { … }; /* Default Request Descriptor */ struct MPI2_DEFAULT_REQUEST_DESCRIPTOR { … }; /* High Priority Request Descriptor */ struct MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR { … }; /* SCSI IO Request Descriptor */ struct MPI2_SCSI_IO_REQUEST_DESCRIPTOR { … }; /* SCSI Target Request Descriptor */ struct MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR { … }; /* RAID Accelerator Request Descriptor */ struct MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR { … }; /* union of Request Descriptors */ MEGASAS_REQUEST_DESCRIPTOR_UNION; /* Default Reply Descriptor */ struct MPI2_DEFAULT_REPLY_DESCRIPTOR { … }; /* Address Reply Descriptor */ struct MPI2_ADDRESS_REPLY_DESCRIPTOR { … }; /* SCSI IO Success Reply Descriptor */ struct MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR { … }; /* TargetAssist Success Reply Descriptor */ struct MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR { … }; /* Target Command Buffer Reply Descriptor */ struct MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR { … }; /* RAID Accelerator Success Reply Descriptor */ struct MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR { … }; /* union of Reply Descriptors */ MPI2_REPLY_DESCRIPTORS_UNION; /* IOCInit Request message */ struct MPI2_IOC_INIT_REQUEST { … }; /* mrpriv defines */ #define MR_PD_INVALID … #define MR_DEVHANDLE_INVALID … #define MAX_SPAN_DEPTH … #define MAX_QUAD_DEPTH … #define MAX_RAIDMAP_SPAN_DEPTH … #define MAX_ROW_SIZE … #define MAX_RAIDMAP_ROW_SIZE … #define MAX_LOGICAL_DRIVES … #define MAX_LOGICAL_DRIVES_EXT … #define MAX_LOGICAL_DRIVES_DYN … #define MAX_RAIDMAP_LOGICAL_DRIVES … #define MAX_RAIDMAP_VIEWS … #define MAX_ARRAYS … #define MAX_RAIDMAP_ARRAYS … #define MAX_ARRAYS_EXT … #define MAX_API_ARRAYS_EXT … #define MAX_API_ARRAYS_DYN … #define MAX_PHYSICAL_DEVICES … #define MAX_RAIDMAP_PHYSICAL_DEVICES … #define MAX_RAIDMAP_PHYSICAL_DEVICES_DYN … #define MR_DCMD_LD_MAP_GET_INFO … #define MR_DCMD_SYSTEM_PD_MAP_GET_INFO … #define MR_DCMD_DRV_GET_TARGET_PROP … #define MR_DCMD_CTRL_SHARED_HOST_MEM_ALLOC … #define MR_DCMD_LD_VF_MAP_GET_ALL_LDS_111 … #define MR_DCMD_LD_VF_MAP_GET_ALL_LDS … #define MR_DCMD_CTRL_SNAPDUMP_GET_PROPERTIES … #define MR_DCMD_CTRL_DEVICE_LIST_GET … struct MR_DEV_HANDLE_INFO { … }; struct MR_ARRAY_INFO { … }; struct MR_QUAD_ELEMENT { … }; struct MR_SPAN_INFO { … }; struct MR_LD_SPAN { … }; struct MR_SPAN_BLOCK_INFO { … }; #define MR_RAID_CTX_CPUSEL_0 … #define MR_RAID_CTX_CPUSEL_1 … #define MR_RAID_CTX_CPUSEL_2 … #define MR_RAID_CTX_CPUSEL_3 … #define MR_RAID_CTX_CPUSEL_FCFS … struct MR_CPU_AFFINITY_MASK { … }; struct MR_IO_AFFINITY { … }; struct MR_LD_RAID { … }; struct MR_LD_SPAN_MAP { … }; struct MR_FW_RAID_MAP { … }; struct IO_REQUEST_INFO { … }; struct MR_LD_TARGET_SYNC { … }; /* * RAID Map descriptor Types. * Each element should uniquely idetify one data structure in the RAID map */ enum MR_RAID_MAP_DESC_TYPE { … }; /* * This table defines the offset, size and num elements of each descriptor * type in the RAID Map buffer */ struct MR_RAID_MAP_DESC_TABLE { … }; /* * Dynamic Raid Map Structure. */ struct MR_FW_RAID_MAP_DYNAMIC { … }; /* Dynamicaly sized RAID MAp structure */ #define IEEE_SGE_FLAGS_ADDR_MASK … #define IEEE_SGE_FLAGS_SYSTEM_ADDR … #define IEEE_SGE_FLAGS_IOCDDR_ADDR … #define IEEE_SGE_FLAGS_IOCPLB_ADDR … #define IEEE_SGE_FLAGS_IOCPLBNTA_ADDR … #define IEEE_SGE_FLAGS_CHAIN_ELEMENT … #define IEEE_SGE_FLAGS_END_OF_LIST … #define MPI2_SGE_FLAGS_SHIFT … #define IEEE_SGE_FLAGS_FORMAT_MASK … #define IEEE_SGE_FLAGS_FORMAT_IEEE … #define IEEE_SGE_FLAGS_FORMAT_NVME … #define MPI26_IEEE_SGE_FLAGS_NSF_MASK … #define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE … #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP … #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL … #define MEGASAS_DEFAULT_SNAP_DUMP_WAIT_TIME … #define MEGASAS_MAX_SNAP_DUMP_WAIT_TIME … struct megasas_register_set; struct megasas_instance; desc_word; struct megasas_cmd_fusion { … }; struct LD_LOAD_BALANCE_INFO { … }; /* SPAN_SET is info caclulated from span info from Raid map per LD */ PLD_SPAN_SET; PLD_SPAN_INFO; struct MR_FW_RAID_MAP_ALL { … } __attribute__ ((packed)); struct MR_DRV_RAID_MAP { … }; /* Driver raid map size is same as raid map ext * MR_DRV_RAID_MAP_ALL is created to sync with old raid. * And it is mainly for code re-use purpose. */ struct MR_DRV_RAID_MAP_ALL { … } __packed; struct MR_FW_RAID_MAP_EXT { … }; /* * * define MR_PD_CFG_SEQ structure for system PDs * */ struct MR_PD_CFG_SEQ { … } __packed; struct MR_PD_CFG_SEQ_NUM_SYNC { … } __packed; /* stream detection */ struct STREAM_DETECT { … }; struct LD_STREAM_DETECT { … }; struct MPI2_IOC_INIT_RDPQ_ARRAY_ENTRY { … }; struct rdpq_alloc_detail { … }; struct fusion_context { … }; desc_value; enum CMD_RET_VALUES { … }; struct MR_SNAPDUMP_PROPERTIES { … }; struct megasas_debugfs_buffer { … }; void megasas_free_cmds_fusion(struct megasas_instance *instance); int megasas_ioc_init_fusion(struct megasas_instance *instance); u8 megasas_get_map_info(struct megasas_instance *instance); int megasas_sync_map_info(struct megasas_instance *instance); void megasas_release_fusion(struct megasas_instance *instance); void megasas_reset_reply_desc(struct megasas_instance *instance); int megasas_check_mpio_paths(struct megasas_instance *instance, struct scsi_cmnd *scmd); void megasas_fusion_ocr_wq(struct work_struct *work); #endif /* _MEGARAID_SAS_FUSION_H_ */
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