| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Linux/drivers/scsi/elx/libefc_sli/ (Open Source Betriebssystem Version 6.17.9©) Datei vom 24.10.2025 mit Größe 93 kB |
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Quelle sli4.hSprache: C |
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/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2021 Broadcom. All Rights Reserved. The term * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * */ /* * All common SLI-4 structures and function prototypes. */ #ifndef _SLI4_H #define _SLI4_H #include <linux/pci.h> #include <linux/delay.h> #include "scsi/fc/fc_els.h" #include "scsi/fc/fc_fs.h" #include "../include/efc_common.h" /************************************************************************* * Common SLI-4 register offsets and field definitions */ /* SLI_INTF - SLI Interface Definition Register */ #define SLI4_INTF_REG 0x0058 enum sli4_intf { SLI4_INTF_REV_SHIFT = 4, SLI4_INTF_REV_MASK = 0xf0, SLI4_INTF_REV_S3 = 0x30, SLI4_INTF_REV_S4 = 0x40, SLI4_INTF_FAMILY_SHIFT = 8, SLI4_INTF_FAMILY_MASK = 0x0f00, SLI4_FAMILY_CHECK_ASIC_TYPE = 0x0f00, SLI4_INTF_IF_TYPE_SHIFT = 12, SLI4_INTF_IF_TYPE_MASK = 0xf000, SLI4_INTF_IF_TYPE_2 = 0x2000, SLI4_INTF_IF_TYPE_6 = 0x6000, SLI4_INTF_VALID_SHIFT = 29, SLI4_INTF_VALID_MASK = 0xe0000000, SLI4_INTF_VALID_VALUE = 0xc0000000, }; /* ASIC_ID - SLI ASIC Type and Revision Register */ #define SLI4_ASIC_ID_REG 0x009c enum sli4_asic { SLI4_ASIC_GEN_SHIFT = 8, SLI4_ASIC_GEN_MASK = 0xff00, SLI4_ASIC_GEN_5 = 0x0b00, SLI4_ASIC_GEN_6 = 0x0c00, SLI4_ASIC_GEN_7 = 0x0d00, }; enum sli4_acic_revisions { SLI4_ASIC_REV_A0 = 0x00, SLI4_ASIC_REV_A1 = 0x01, SLI4_ASIC_REV_A2 = 0x02, SLI4_ASIC_REV_A3 = 0x03, SLI4_ASIC_REV_B0 = 0x10, SLI4_ASIC_REV_B1 = 0x11, SLI4_ASIC_REV_B2 = 0x12, SLI4_ASIC_REV_C0 = 0x20, SLI4_ASIC_REV_C1 = 0x21, SLI4_ASIC_REV_C2 = 0x22, SLI4_ASIC_REV_D0 = 0x30, }; struct sli4_asic_entry_t { u32 rev_id; u32 family; }; /* BMBX - Bootstrap Mailbox Register */ #define SLI4_BMBX_REG 0x0160 enum sli4_bmbx { SLI4_BMBX_MASK_HI = 0x3, SLI4_BMBX_MASK_LO = 0xf, SLI4_BMBX_RDY = 1 << 0, SLI4_BMBX_HI = 1 << 1, SLI4_BMBX_SIZE = 256, }; static inline u32 sli_bmbx_write_hi(u64 addr) { u32 val; val = upper_32_bits(addr) & ~SLI4_BMBX_MASK_HI; val |= SLI4_BMBX_HI; return val; } static inline u32 sli_bmbx_write_lo(u64 addr) { u32 val; val = (upper_32_bits(addr) & SLI4_BMBX_MASK_HI) << 30; val |= ((addr) & ~SLI4_BMBX_MASK_LO) >> 2; return val; } /* SLIPORT_CONTROL - SLI Port Control Register */ #define SLI4_PORT_CTRL_REG 0x0408 enum sli4_port_ctrl { SLI4_PORT_CTRL_IP = 1u << 27, SLI4_PORT_CTRL_IDIS = 1u << 22, SLI4_PORT_CTRL_FDD = 1u << 31, }; /* SLI4_SLIPORT_ERROR - SLI Port Error Register */ #define SLI4_PORT_ERROR1 0x040c #define SLI4_PORT_ERROR2 0x0410 /* EQCQ_DOORBELL - EQ and CQ Doorbell Register */ #define SLI4_EQCQ_DB_REG 0x120 enum sli4_eqcq_e { SLI4_EQ_ID_LO_MASK = 0x01ff, SLI4_CQ_ID_LO_MASK = 0x03ff, SLI4_EQCQ_CI_EQ = 0x0200, SLI4_EQCQ_QT_EQ = 0x00000400, SLI4_EQCQ_QT_CQ = 0x00000000, SLI4_EQCQ_ID_HI_SHIFT = 11, SLI4_EQCQ_ID_HI_MASK = 0xf800, SLI4_EQCQ_NUM_SHIFT = 16, SLI4_EQCQ_NUM_MASK = 0x1fff0000, SLI4_EQCQ_ARM = 0x20000000, SLI4_EQCQ_UNARM = 0x00000000, }; static inline u32 sli_format_eq_db_data(u16 num_popped, u16 id, u32 arm) { u32 reg; reg = (id & SLI4_EQ_ID_LO_MASK) | SLI4_EQCQ_QT_EQ; reg |= (((id) >> 9) << SLI4_EQCQ_ID_HI_SHIFT) & SLI4_EQCQ_ID_HI_MASK; reg |= ((num_popped) << SLI4_EQCQ_NUM_SHIFT) & SLI4_EQCQ_NUM_MASK; reg |= arm | SLI4_EQCQ_CI_EQ; return reg; } static inline u32 sli_format_cq_db_data(u16 num_popped, u16 id, u32 arm) { u32 reg; reg = ((id) & SLI4_CQ_ID_LO_MASK) | SLI4_EQCQ_QT_CQ; reg |= (((id) >> 10) << SLI4_EQCQ_ID_HI_SHIFT) & SLI4_EQCQ_ID_HI_MASK; reg |= ((num_popped) << SLI4_EQCQ_NUM_SHIFT) & SLI4_EQCQ_NUM_MASK; reg |= arm; return reg; } /* EQ_DOORBELL - EQ Doorbell Register for IF_TYPE = 6*/ #define SLI4_IF6_EQ_DB_REG 0x120 enum sli4_eq_e { SLI4_IF6_EQ_ID_MASK = 0x0fff, SLI4_IF6_EQ_NUM_SHIFT = 16, SLI4_IF6_EQ_NUM_MASK = 0x1fff0000, }; static inline u32 sli_format_if6_eq_db_data(u16 num_popped, u16 id, u32 arm) { u32 reg; reg = id & SLI4_IF6_EQ_ID_MASK; reg |= (num_popped << SLI4_IF6_EQ_NUM_SHIFT) & SLI4_IF6_EQ_NUM_MASK; reg |= arm; return reg; } /* CQ_DOORBELL - CQ Doorbell Register for IF_TYPE = 6 */ #define SLI4_IF6_CQ_DB_REG 0xc0 enum sli4_cq_e { SLI4_IF6_CQ_ID_MASK = 0xffff, SLI4_IF6_CQ_NUM_SHIFT = 16, SLI4_IF6_CQ_NUM_MASK = 0x1fff0000, }; static inline u32 sli_format_if6_cq_db_data(u16 num_popped, u16 id, u32 arm) { u32 reg; reg = id & SLI4_IF6_CQ_ID_MASK; reg |= ((num_popped) << SLI4_IF6_CQ_NUM_SHIFT) & SLI4_IF6_CQ_NUM_MASK; reg |= arm; return reg; } /* MQ_DOORBELL - MQ Doorbell Register */ #define SLI4_MQ_DB_REG 0x0140 #define SLI4_IF6_MQ_DB_REG 0x0160 enum sli4_mq_e { SLI4_MQ_ID_MASK = 0xffff, SLI4_MQ_NUM_SHIFT = 16, SLI4_MQ_NUM_MASK = 0x3fff0000, }; static inline u32 sli_format_mq_db_data(u16 id) { u32 reg; reg = id & SLI4_MQ_ID_MASK; reg |= (1 << SLI4_MQ_NUM_SHIFT) & SLI4_MQ_NUM_MASK; return reg; } /* RQ_DOORBELL - RQ Doorbell Register */ #define SLI4_RQ_DB_REG 0x0a0 #define SLI4_IF6_RQ_DB_REG 0x0080 enum sli4_rq_e { SLI4_RQ_DB_ID_MASK = 0xffff, SLI4_RQ_DB_NUM_SHIFT = 16, SLI4_RQ_DB_NUM_MASK = 0x3fff0000, }; static inline u32 sli_format_rq_db_data(u16 id) { u32 reg; reg = id & SLI4_RQ_DB_ID_MASK; reg |= (1 << SLI4_RQ_DB_NUM_SHIFT) & SLI4_RQ_DB_NUM_MASK; return reg; } /* WQ_DOORBELL - WQ Doorbell Register */ #define SLI4_IO_WQ_DB_REG 0x040 #define SLI4_IF6_WQ_DB_REG 0x040 enum sli4_wq_e { SLI4_WQ_ID_MASK = 0xffff, SLI4_WQ_IDX_SHIFT = 16, SLI4_WQ_IDX_MASK = 0xff0000, SLI4_WQ_NUM_SHIFT = 24, SLI4_WQ_NUM_MASK = 0x0ff00000, }; static inline u32 sli_format_wq_db_data(u16 id) { u32 reg; reg = id & SLI4_WQ_ID_MASK; reg |= (1 << SLI4_WQ_NUM_SHIFT) & SLI4_WQ_NUM_MASK; return reg; } /* SLIPORT_STATUS - SLI Port Status Register */ #define SLI4_PORT_STATUS_REGOFF 0x0404 enum sli4_port_status { SLI4_PORT_STATUS_FDP = 1u << 21, SLI4_PORT_STATUS_RDY = 1u << 23, SLI4_PORT_STATUS_RN = 1u << 24, SLI4_PORT_STATUS_DIP = 1u << 25, SLI4_PORT_STATUS_OTI = 1u << 29, SLI4_PORT_STATUS_ERR = 1u << 31, }; #define SLI4_PHYDEV_CTRL_REG 0x0414 #define SLI4_PHYDEV_CTRL_FRST (1 << 1) #define SLI4_PHYDEV_CTRL_DD (1 << 2) /* Register name enums */ enum sli4_regname_en { SLI4_REG_BMBX, SLI4_REG_EQ_DOORBELL, SLI4_REG_CQ_DOORBELL, SLI4_REG_RQ_DOORBELL, SLI4_REG_IO_WQ_DOORBELL, SLI4_REG_MQ_DOORBELL, SLI4_REG_PHYSDEV_CONTROL, SLI4_REG_PORT_CONTROL, SLI4_REG_PORT_ERROR1, SLI4_REG_PORT_ERROR2, SLI4_REG_PORT_SEMAPHORE, SLI4_REG_PORT_STATUS, SLI4_REG_UNKWOWN /* must be last */ }; struct sli4_reg { u32 rset; u32 off; }; struct sli4_dmaaddr { __le32 low; __le32 high; }; /* * a 3-word Buffer Descriptor Entry with * address 1st 2 words, length last word */ struct sli4_bufptr { struct sli4_dmaaddr addr; __le32 length; }; /* Buffer Descriptor Entry (BDE) */ enum sli4_bde_e { SLI4_BDE_LEN_MASK = 0x00ffffff, SLI4_BDE_TYPE_MASK = 0xff000000, }; struct sli4_bde { __le32 bde_type_buflen; union { struct sli4_dmaaddr data; struct { __le32 offset; __le32 rsvd2; } imm; struct sli4_dmaaddr blp; } u; }; /* Buffer Descriptors */ enum sli4_bde_type { SLI4_BDE_TYPE_SHIFT = 24, SLI4_BDE_TYPE_64 = 0x00, /* Generic 64-bit data */ SLI4_BDE_TYPE_IMM = 0x01, /* Immediate data */ SLI4_BDE_TYPE_BLP = 0x40, /* Buffer List Pointer */ }; #define SLI4_BDE_TYPE_VAL(type) \ (SLI4_BDE_TYPE_##type << SLI4_BDE_TYPE_SHIFT) /* Scatter-Gather Entry (SGE) */ #define SLI4_SGE_MAX_RESERVED 3 enum sli4_sge_type { /* DW2 */ SLI4_SGE_DATA_OFFSET_MASK = 0x07ffffff, /*DW2W1*/ SLI4_SGE_TYPE_SHIFT = 27, SLI4_SGE_TYPE_MASK = 0x78000000, /*SGE Types*/ SLI4_SGE_TYPE_DATA = 0x00, SLI4_SGE_TYPE_DIF = 0x04, /* Data Integrity Field */ SLI4_SGE_TYPE_LSP = 0x05, /* List Segment Pointer */ SLI4_SGE_TYPE_PEDIF = 0x06, /* Post Encryption Engine DIF */ SLI4_SGE_TYPE_PESEED = 0x07, /* Post Encryption DIF Seed */ SLI4_SGE_TYPE_DISEED = 0x08, /* DIF Seed */ SLI4_SGE_TYPE_ENC = 0x09, /* Encryption */ SLI4_SGE_TYPE_ATM = 0x0a, /* DIF Application Tag Mask */ SLI4_SGE_TYPE_SKIP = 0x0c, /* SKIP */ SLI4_SGE_LAST = 1u << 31, }; struct sli4_sge { __le32 buffer_address_high; __le32 buffer_address_low; __le32 dw2_flags; __le32 buffer_length; }; /* T10 DIF Scatter-Gather Entry (SGE) */ struct sli4_dif_sge { __le32 buffer_address_high; __le32 buffer_address_low; __le32 dw2_flags; __le32 rsvd12; }; /* Data Integrity Seed (DISEED) SGE */ enum sli4_diseed_sge_flags { /* DW2W1 */ SLI4_DISEED_SGE_HS = 1 << 2, SLI4_DISEED_SGE_WS = 1 << 3, SLI4_DISEED_SGE_IC = 1 << 4, SLI4_DISEED_SGE_ICS = 1 << 5, SLI4_DISEED_SGE_ATRT = 1 << 6, SLI4_DISEED_SGE_AT = 1 << 7, SLI4_DISEED_SGE_FAT = 1 << 8, SLI4_DISEED_SGE_NA = 1 << 9, SLI4_DISEED_SGE_HI = 1 << 10, /* DW3W1 */ SLI4_DISEED_SGE_BS_MASK = 0x0007, SLI4_DISEED_SGE_AI = 1 << 3, SLI4_DISEED_SGE_ME = 1 << 4, SLI4_DISEED_SGE_RE = 1 << 5, SLI4_DISEED_SGE_CE = 1 << 6, SLI4_DISEED_SGE_NR = 1 << 7, SLI4_DISEED_SGE_OP_RX_SHIFT = 8, SLI4_DISEED_SGE_OP_RX_MASK = 0x0f00, SLI4_DISEED_SGE_OP_TX_SHIFT = 12, SLI4_DISEED_SGE_OP_TX_MASK = 0xf000, }; /* Opcode values */ enum sli4_diseed_sge_opcodes { SLI4_DISEED_SGE_OP_IN_NODIF_OUT_CRC, SLI4_DISEED_SGE_OP_IN_CRC_OUT_NODIF, SLI4_DISEED_SGE_OP_IN_NODIF_OUT_CSUM, SLI4_DISEED_SGE_OP_IN_CSUM_OUT_NODIF, SLI4_DISEED_SGE_OP_IN_CRC_OUT_CRC, SLI4_DISEED_SGE_OP_IN_CSUM_OUT_CSUM, SLI4_DISEED_SGE_OP_IN_CRC_OUT_CSUM, SLI4_DISEED_SGE_OP_IN_CSUM_OUT_CRC, SLI4_DISEED_SGE_OP_IN_RAW_OUT_RAW, }; #define SLI4_DISEED_SGE_OP_RX_VALUE(stype) \ (SLI4_DISEED_SGE_OP_##stype << SLI4_DISEED_SGE_OP_RX_SHIFT) #define SLI4_DISEED_SGE_OP_TX_VALUE(stype) \ (SLI4_DISEED_SGE_OP_##stype << SLI4_DISEED_SGE_OP_TX_SHIFT) struct sli4_diseed_sge { __le32 ref_tag_cmp; __le32 ref_tag_repl; __le16 app_tag_repl; __le16 dw2w1_flags; __le16 app_tag_cmp; __le16 dw3w1_flags; }; /* List Segment Pointer Scatter-Gather Entry (SGE) */ #define SLI4_LSP_SGE_SEGLEN 0x00ffffff struct sli4_lsp_sge { __le32 buffer_address_high; __le32 buffer_address_low; __le32 dw2_flags; __le32 dw3_seglen; }; enum sli4_eqe_e { SLI4_EQE_VALID = 1, SLI4_EQE_MJCODE = 0xe, SLI4_EQE_MNCODE = 0xfff0, }; struct sli4_eqe { __le16 dw0w0_flags; __le16 resource_id; }; #define SLI4_MAJOR_CODE_STANDARD 0 #define SLI4_MAJOR_CODE_SENTINEL 1 /* Sentinel EQE indicating the EQ is full */ #define SLI4_EQE_STATUS_EQ_FULL 2 enum sli4_mcqe_e { SLI4_MCQE_CONSUMED = 1u << 27, SLI4_MCQE_COMPLETED = 1u << 28, SLI4_MCQE_AE = 1u << 30, SLI4_MCQE_VALID = 1u << 31, }; /* Entry was consumed but not completed */ #define SLI4_MCQE_STATUS_NOT_COMPLETED -2 struct sli4_mcqe { __le16 completion_status; __le16 extended_status; __le32 mqe_tag_low; __le32 mqe_tag_high; __le32 dw3_flags; }; enum sli4_acqe_e { SLI4_ACQE_AE = 1 << 6, /* async event - this is an ACQE */ SLI4_ACQE_VAL = 1 << 7, /* valid - contents of CQE are valid */ }; struct sli4_acqe { __le32 event_data[3]; u8 rsvd12; u8 event_code; u8 event_type; u8 ae_val; }; enum sli4_acqe_event_code { SLI4_ACQE_EVENT_CODE_LINK_STATE = 0x01, SLI4_ACQE_EVENT_CODE_FIP = 0x02, SLI4_ACQE_EVENT_CODE_DCBX = 0x03, SLI4_ACQE_EVENT_CODE_ISCSI = 0x04, SLI4_ACQE_EVENT_CODE_GRP_5 = 0x05, SLI4_ACQE_EVENT_CODE_FC_LINK_EVENT = 0x10, SLI4_ACQE_EVENT_CODE_SLI_PORT_EVENT = 0x11, SLI4_ACQE_EVENT_CODE_VF_EVENT = 0x12, SLI4_ACQE_EVENT_CODE_MR_EVENT = 0x13, }; enum sli4_qtype { SLI4_QTYPE_EQ, SLI4_QTYPE_CQ, SLI4_QTYPE_MQ, SLI4_QTYPE_WQ, SLI4_QTYPE_RQ, SLI4_QTYPE_MAX, /* must be last */ }; #define SLI4_USER_MQ_COUNT 1 #define SLI4_MAX_CQ_SET_COUNT 16 #define SLI4_MAX_RQ_SET_COUNT 16 enum sli4_qentry { SLI4_QENTRY_ASYNC, SLI4_QENTRY_MQ, SLI4_QENTRY_RQ, SLI4_QENTRY_WQ, SLI4_QENTRY_WQ_RELEASE, SLI4_QENTRY_OPT_WRITE_CMD, SLI4_QENTRY_OPT_WRITE_DATA, SLI4_QENTRY_XABT, SLI4_QENTRY_MAX /* must be last */ }; enum sli4_queue_flags { SLI4_QUEUE_FLAG_MQ = 1 << 0, /* CQ has MQ/Async completion */ SLI4_QUEUE_FLAG_HDR = 1 << 1, /* RQ for packet headers */ SLI4_QUEUE_FLAG_RQBATCH = 1 << 2, /* RQ index increment by 8 */ }; /* Generic Command Request header */ enum sli4_cmd_version { CMD_V0, CMD_V1, CMD_V2, }; struct sli4_rqst_hdr { u8 opcode; u8 subsystem; __le16 rsvd2; __le32 timeout; __le32 request_length; __le32 dw3_version; }; /* Generic Command Response header */ struct sli4_rsp_hdr { u8 opcode; u8 subsystem; __le16 rsvd2; u8 status; u8 additional_status; __le16 rsvd6; __le32 response_length; __le32 actual_response_length; }; #define SLI4_QUEUE_RQ_BATCH 8 #define SZ_DMAADDR sizeof(struct sli4_dmaaddr) #define SLI4_RQST_CMDSZ(stype) sizeof(struct sli4_rqst_##stype) #define SLI4_RQST_PYLD_LEN(stype) \ cpu_to_le32(sizeof(struct sli4_rqst_##stype) - \ sizeof(struct sli4_rqst_hdr)) #define SLI4_RQST_PYLD_LEN_VAR(stype, varpyld) \ cpu_to_le32((sizeof(struct sli4_rqst_##stype) + \ varpyld) - sizeof(struct sli4_rqst_hdr)) #define SLI4_CFG_PYLD_LENGTH(stype) \ max(sizeof(struct sli4_rqst_##stype), \ sizeof(struct sli4_rsp_##stype)) enum sli4_create_cqv2_e { /* DW5_flags values*/ SLI4_CREATE_CQV2_CLSWM_MASK = 0x00003000, SLI4_CREATE_CQV2_NODELAY = 0x00004000, SLI4_CREATE_CQV2_AUTOVALID = 0x00008000, SLI4_CREATE_CQV2_CQECNT_MASK = 0x18000000, SLI4_CREATE_CQV2_VALID = 0x20000000, SLI4_CREATE_CQV2_EVT = 0x80000000, /* DW6W1_flags values*/ SLI4_CREATE_CQV2_ARM = 0x8000, }; struct sli4_rqst_cmn_create_cq_v2 { struct sli4_rqst_hdr hdr; __le16 num_pages; u8 page_size; u8 rsvd19; __le32 dw5_flags; __le16 eq_id; __le16 dw6w1_arm; __le16 cqe_count; __le16 rsvd30; __le32 rsvd32; struct sli4_dmaaddr page_phys_addr[]; }; enum sli4_create_cqset_e { /* DW5_flags values*/ SLI4_CREATE_CQSETV0_CLSWM_MASK = 0x00003000, SLI4_CREATE_CQSETV0_NODELAY = 0x00004000, SLI4_CREATE_CQSETV0_AUTOVALID = 0x00008000, SLI4_CREATE_CQSETV0_CQECNT_MASK = 0x18000000, SLI4_CREATE_CQSETV0_VALID = 0x20000000, SLI4_CREATE_CQSETV0_EVT = 0x80000000, /* DW5W1_flags values */ SLI4_CREATE_CQSETV0_CQE_COUNT = 0x7fff, SLI4_CREATE_CQSETV0_ARM = 0x8000, }; struct sli4_rqst_cmn_create_cq_set_v0 { struct sli4_rqst_hdr hdr; __le16 num_pages; u8 page_size; u8 rsvd19; __le32 dw5_flags; __le16 num_cq_req; __le16 dw6w1_flags; __le16 eq_id[16]; struct sli4_dmaaddr page_phys_addr[]; }; /* CQE count */ enum sli4_cq_cnt { SLI4_CQ_CNT_256, SLI4_CQ_CNT_512, SLI4_CQ_CNT_1024, SLI4_CQ_CNT_LARGE, }; #define SLI4_CQ_CNT_SHIFT 27 #define SLI4_CQ_CNT_VAL(type) (SLI4_CQ_CNT_##type << SLI4_CQ_CNT_SHIFT) #define SLI4_CQE_BYTES (4 * sizeof(u32)) #define SLI4_CREATE_CQV2_MAX_PAGES 8 /* Generic Common Create EQ/CQ/MQ/WQ/RQ Queue completion */ struct sli4_rsp_cmn_create_queue { struct sli4_rsp_hdr hdr; __le16 q_id; u8 rsvd18; u8 ulp; __le32 db_offset; __le16 db_rs; __le16 db_fmt; }; struct sli4_rsp_cmn_create_queue_set { struct sli4_rsp_hdr hdr; __le16 q_id; __le16 num_q_allocated; }; /* Common Destroy Queue */ struct sli4_rqst_cmn_destroy_q { struct sli4_rqst_hdr hdr; __le16 q_id; __le16 rsvd; }; struct sli4_rsp_cmn_destroy_q { struct sli4_rsp_hdr hdr; }; /* Modify the delay multiplier for EQs */ struct sli4_eqdelay_rec { __le32 eq_id; __le32 phase; __le32 delay_multiplier; }; struct sli4_rqst_cmn_modify_eq_delay { struct sli4_rqst_hdr hdr; __le32 num_eq; struct sli4_eqdelay_rec eq_delay_record[8]; }; struct sli4_rsp_cmn_modify_eq_delay { struct sli4_rsp_hdr hdr; }; enum sli4_create_cq_e { /* DW5 */ SLI4_CREATE_EQ_AUTOVALID = 1u << 28, SLI4_CREATE_EQ_VALID = 1u << 29, SLI4_CREATE_EQ_EQESZ = 1u << 31, /* DW6 */ SLI4_CREATE_EQ_COUNT = 7 << 26, SLI4_CREATE_EQ_ARM = 1u << 31, /* DW7 */ SLI4_CREATE_EQ_DELAYMULTI_SHIFT = 13, SLI4_CREATE_EQ_DELAYMULTI_MASK = 0x007fe000, SLI4_CREATE_EQ_DELAYMULTI = 0x00040000, }; struct sli4_rqst_cmn_create_eq { struct sli4_rqst_hdr hdr; __le16 num_pages; __le16 rsvd18; __le32 dw5_flags; __le32 dw6_flags; __le32 dw7_delaymulti; __le32 rsvd32; struct sli4_dmaaddr page_address[8]; }; struct sli4_rsp_cmn_create_eq { struct sli4_rsp_cmn_create_queue q_rsp; }; /* EQ count */ enum sli4_eq_cnt { SLI4_EQ_CNT_256, SLI4_EQ_CNT_512, SLI4_EQ_CNT_1024, SLI4_EQ_CNT_2048, SLI4_EQ_CNT_4096 = 3, }; #define SLI4_EQ_CNT_SHIFT 26 #define SLI4_EQ_CNT_VAL(type) (SLI4_EQ_CNT_##type << SLI4_EQ_CNT_SHIFT) #define SLI4_EQE_SIZE_4 0 #define SLI4_EQE_SIZE_16 1 /* Create a Mailbox Queue; accommodate v0 and v1 forms. */ enum sli4_create_mq_flags { /* DW6W1 */ SLI4_CREATE_MQEXT_RINGSIZE = 0xf, SLI4_CREATE_MQEXT_CQID_SHIFT = 6, SLI4_CREATE_MQEXT_CQIDV0_MASK = 0xffc0, /* DW7 */ SLI4_CREATE_MQEXT_VAL = 1u << 31, /* DW8 */ SLI4_CREATE_MQEXT_ACQV = 1u << 0, SLI4_CREATE_MQEXT_ASYNC_CQIDV0 = 0x7fe, }; struct sli4_rqst_cmn_create_mq_ext { struct sli4_rqst_hdr hdr; __le16 num_pages; __le16 cq_id_v1; __le32 async_event_bitmap; __le16 async_cq_id_v1; __le16 dw6w1_flags; __le32 dw7_val; __le32 dw8_flags; __le32 rsvd36; struct sli4_dmaaddr page_phys_addr[]; }; struct sli4_rsp_cmn_create_mq_ext { struct sli4_rsp_cmn_create_queue q_rsp; }; enum sli4_mqe_size { SLI4_MQE_SIZE_16 = 0x05, SLI4_MQE_SIZE_32, SLI4_MQE_SIZE_64, SLI4_MQE_SIZE_128, }; enum sli4_async_evt { SLI4_ASYNC_EVT_LINK_STATE = 1 << 1, SLI4_ASYNC_EVT_FIP = 1 << 2, SLI4_ASYNC_EVT_GRP5 = 1 << 5, SLI4_ASYNC_EVT_FC = 1 << 16, SLI4_ASYNC_EVT_SLI_PORT = 1 << 17, }; #define SLI4_ASYNC_EVT_FC_ALL \ (SLI4_ASYNC_EVT_LINK_STATE | \ SLI4_ASYNC_EVT_FIP | \ SLI4_ASYNC_EVT_GRP5 | \ SLI4_ASYNC_EVT_FC | \ SLI4_ASYNC_EVT_SLI_PORT) /* Create a Completion Queue. */ struct sli4_rqst_cmn_create_cq_v0 { struct sli4_rqst_hdr hdr; __le16 num_pages; __le16 rsvd18; __le32 dw5_flags; __le32 dw6_flags; __le32 rsvd28; __le32 rsvd32; struct sli4_dmaaddr page_phys_addr[]; }; enum sli4_create_rq_e { SLI4_RQ_CREATE_DUA = 0x1, SLI4_RQ_CREATE_BQU = 0x2, SLI4_RQE_SIZE = 8, SLI4_RQE_SIZE_8 = 0x2, SLI4_RQE_SIZE_16 = 0x3, SLI4_RQE_SIZE_32 = 0x4, SLI4_RQE_SIZE_64 = 0x5, SLI4_RQE_SIZE_128 = 0x6, SLI4_RQ_PAGE_SIZE_4096 = 0x1, SLI4_RQ_PAGE_SIZE_8192 = 0x2, SLI4_RQ_PAGE_SIZE_16384 = 0x4, SLI4_RQ_PAGE_SIZE_32768 = 0x8, SLI4_RQ_PAGE_SIZE_64536 = 0x10, SLI4_RQ_CREATE_V0_MAX_PAGES = 8, SLI4_RQ_CREATE_V0_MIN_BUF_SIZE = 128, SLI4_RQ_CREATE_V0_MAX_BUF_SIZE = 2048, }; struct sli4_rqst_rq_create { struct sli4_rqst_hdr hdr; __le16 num_pages; u8 dua_bqu_byte; u8 ulp; __le16 rsvd16; u8 rqe_count_byte; u8 rsvd19; __le32 rsvd20; __le16 buffer_size; __le16 cq_id; __le32 rsvd28; struct sli4_dmaaddr page_phys_addr[SLI4_RQ_CREATE_V0_MAX_PAGES]; }; struct sli4_rsp_rq_create { struct sli4_rsp_cmn_create_queue rsp; }; enum sli4_create_rqv1_e { SLI4_RQ_CREATE_V1_DNB = 0x80, SLI4_RQ_CREATE_V1_MAX_PAGES = 8, SLI4_RQ_CREATE_V1_MIN_BUF_SIZE = 64, SLI4_RQ_CREATE_V1_MAX_BUF_SIZE = 2048, }; struct sli4_rqst_rq_create_v1 { struct sli4_rqst_hdr hdr; __le16 num_pages; u8 rsvd14; u8 dim_dfd_dnb; u8 page_size; u8 rqe_size_byte; __le16 rqe_count; __le32 rsvd20; __le16 rsvd24; __le16 cq_id; __le32 buffer_size; struct sli4_dmaaddr page_phys_addr[SLI4_RQ_CREATE_V1_MAX_PAGES]; }; struct sli4_rsp_rq_create_v1 { struct sli4_rsp_cmn_create_queue rsp; }; #define SLI4_RQCREATEV2_DNB 0x80 struct sli4_rqst_rq_create_v2 { struct sli4_rqst_hdr hdr; __le16 num_pages; u8 rq_count; u8 dim_dfd_dnb; u8 page_size; u8 rqe_size_byte; __le16 rqe_count; __le16 hdr_buffer_size; __le16 payload_buffer_size; __le16 base_cq_id; __le16 rsvd26; __le32 rsvd42; struct sli4_dmaaddr page_phys_addr[]; }; struct sli4_rsp_rq_create_v2 { struct sli4_rsp_cmn_create_queue rsp; }; #define SLI4_CQE_CODE_OFFSET 14 enum sli4_cqe_code { SLI4_CQE_CODE_WORK_REQUEST_COMPLETION = 0x01, SLI4_CQE_CODE_RELEASE_WQE, SLI4_CQE_CODE_RSVD, SLI4_CQE_CODE_RQ_ASYNC, SLI4_CQE_CODE_XRI_ABORTED, SLI4_CQE_CODE_RQ_COALESCING, SLI4_CQE_CODE_RQ_CONSUMPTION, SLI4_CQE_CODE_MEASUREMENT_REPORTING, SLI4_CQE_CODE_RQ_ASYNC_V1, SLI4_CQE_CODE_RQ_COALESCING_V1, SLI4_CQE_CODE_OPTIMIZED_WRITE_CMD, SLI4_CQE_CODE_OPTIMIZED_WRITE_DATA, }; #define SLI4_WQ_CREATE_MAX_PAGES 8 struct sli4_rqst_wq_create { struct sli4_rqst_hdr hdr; __le16 num_pages; __le16 cq_id; u8 page_size; u8 wqe_size_byte; __le16 wqe_count; __le32 rsvd; struct sli4_dmaaddr page_phys_addr[SLI4_WQ_CREATE_MAX_PAGES]; }; struct sli4_rsp_wq_create { struct sli4_rsp_cmn_create_queue rsp; }; enum sli4_link_attention_flags { SLI4_LNK_ATTN_TYPE_LINK_UP = 0x01, SLI4_LNK_ATTN_TYPE_LINK_DOWN = 0x02, SLI4_LNK_ATTN_TYPE_NO_HARD_ALPA = 0x03, SLI4_LNK_ATTN_P2P = 0x01, SLI4_LNK_ATTN_FC_AL = 0x02, SLI4_LNK_ATTN_INTERNAL_LOOPBACK = 0x03, SLI4_LNK_ATTN_SERDES_LOOPBACK = 0x04, }; struct sli4_link_attention { u8 link_number; u8 attn_type; u8 topology; u8 port_speed; u8 port_fault; u8 shared_link_status; __le16 logical_link_speed; __le32 event_tag; u8 rsvd12; u8 event_code; u8 event_type; u8 flags; }; enum sli4_link_event_type { SLI4_EVENT_LINK_ATTENTION = 0x01, SLI4_EVENT_SHARED_LINK_ATTENTION = 0x02, }; enum sli4_wcqe_flags { SLI4_WCQE_XB = 0x10, SLI4_WCQE_QX = 0x80, }; struct sli4_fc_wcqe { u8 hw_status; u8 status; __le16 request_tag; __le32 wqe_specific_1; __le32 wqe_specific_2; u8 rsvd12; u8 qx_byte; u8 code; u8 flags; }; /* FC WQ consumed CQ queue entry */ struct sli4_fc_wqec { __le32 rsvd0; __le32 rsvd1; __le16 wqe_index; __le16 wq_id; __le16 rsvd12; u8 code; u8 vld_byte; }; /* FC Completion Status Codes. */ enum sli4_wcqe_status { SLI4_FC_WCQE_STATUS_SUCCESS, SLI4_FC_WCQE_STATUS_FCP_RSP_FAILURE, SLI4_FC_WCQE_STATUS_REMOTE_STOP, SLI4_FC_WCQE_STATUS_LOCAL_REJECT, SLI4_FC_WCQE_STATUS_NPORT_RJT, SLI4_FC_WCQE_STATUS_FABRIC_RJT, SLI4_FC_WCQE_STATUS_NPORT_BSY, SLI4_FC_WCQE_STATUS_FABRIC_BSY, SLI4_FC_WCQE_STATUS_RSVD, SLI4_FC_WCQE_STATUS_LS_RJT, SLI4_FC_WCQE_STATUS_RX_BUF_OVERRUN, SLI4_FC_WCQE_STATUS_CMD_REJECT, SLI4_FC_WCQE_STATUS_FCP_TGT_LENCHECK, SLI4_FC_WCQE_STATUS_RSVD1, SLI4_FC_WCQE_STATUS_ELS_CMPLT_NO_AUTOREG, SLI4_FC_WCQE_STATUS_RSVD2, SLI4_FC_WCQE_STATUS_RQ_SUCCESS, SLI4_FC_WCQE_STATUS_RQ_BUF_LEN_EXCEEDED, SLI4_FC_WCQE_STATUS_RQ_INSUFF_BUF_NEEDED, SLI4_FC_WCQE_STATUS_RQ_INSUFF_FRM_DISC, SLI4_FC_WCQE_STATUS_RQ_DMA_FAILURE, SLI4_FC_WCQE_STATUS_FCP_RSP_TRUNCATE, SLI4_FC_WCQE_STATUS_DI_ERROR, SLI4_FC_WCQE_STATUS_BA_RJT, SLI4_FC_WCQE_STATUS_RQ_INSUFF_XRI_NEEDED, SLI4_FC_WCQE_STATUS_RQ_INSUFF_XRI_DISC, SLI4_FC_WCQE_STATUS_RX_ERROR_DETECT, SLI4_FC_WCQE_STATUS_RX_ABORT_REQUEST, /* driver generated status codes */ SLI4_FC_WCQE_STATUS_DISPATCH_ERROR = 0xfd, SLI4_FC_WCQE_STATUS_SHUTDOWN = 0xfe, SLI4_FC_WCQE_STATUS_TARGET_WQE_TIMEOUT = 0xff, }; /* DI_ERROR Extended Status */ enum sli4_fc_di_error_status { SLI4_FC_DI_ERROR_GE = 1 << 0, SLI4_FC_DI_ERROR_AE = 1 << 1, SLI4_FC_DI_ERROR_RE = 1 << 2, SLI4_FC_DI_ERROR_TDPV = 1 << 3, SLI4_FC_DI_ERROR_UDB = 1 << 4, SLI4_FC_DI_ERROR_EDIR = 1 << 5, }; /* WQE DIF field contents */ enum sli4_dif_fields { SLI4_DIF_DISABLED, SLI4_DIF_PASS_THROUGH, SLI4_DIF_STRIP, SLI4_DIF_INSERT, }; /* Work Queue Entry (WQE) types */ enum sli4_wqe_types { SLI4_WQE_ABORT = 0x0f, SLI4_WQE_ELS_REQUEST64 = 0x8a, SLI4_WQE_FCP_IBIDIR64 = 0xac, SLI4_WQE_FCP_IREAD64 = 0x9a, SLI4_WQE_FCP_IWRITE64 = 0x98, SLI4_WQE_FCP_ICMND64 = 0x9c, SLI4_WQE_FCP_TRECEIVE64 = 0xa1, SLI4_WQE_FCP_CONT_TRECEIVE64 = 0xe5, SLI4_WQE_FCP_TRSP64 = 0xa3, SLI4_WQE_FCP_TSEND64 = 0x9f, SLI4_WQE_GEN_REQUEST64 = 0xc2, SLI4_WQE_SEND_FRAME = 0xe1, SLI4_WQE_XMIT_BCAST64 = 0x84, SLI4_WQE_XMIT_BLS_RSP = 0x97, SLI4_WQE_ELS_RSP64 = 0x95, SLI4_WQE_XMIT_SEQUENCE64 = 0x82, SLI4_WQE_REQUEUE_XRI = 0x93, }; /* WQE command types */ enum sli4_wqe_cmds { SLI4_CMD_FCP_IREAD64_WQE = 0x00, SLI4_CMD_FCP_ICMND64_WQE = 0x00, SLI4_CMD_FCP_IWRITE64_WQE = 0x01, SLI4_CMD_FCP_TRECEIVE64_WQE = 0x02, SLI4_CMD_FCP_TRSP64_WQE = 0x03, SLI4_CMD_FCP_TSEND64_WQE = 0x07, SLI4_CMD_GEN_REQUEST64_WQE = 0x08, SLI4_CMD_XMIT_BCAST64_WQE = 0x08, SLI4_CMD_XMIT_BLS_RSP64_WQE = 0x08, SLI4_CMD_ABORT_WQE = 0x08, SLI4_CMD_XMIT_SEQUENCE64_WQE = 0x08, SLI4_CMD_REQUEUE_XRI_WQE = 0x0a, SLI4_CMD_SEND_FRAME_WQE = 0x0a, }; #define SLI4_WQE_SIZE 0x05 #define SLI4_WQE_EXT_SIZE 0x06 #define SLI4_WQE_BYTES (16 * sizeof(u32)) #define SLI4_WQE_EXT_BYTES (32 * sizeof(u32)) /* Mask for ccp (CS_CTL) */ #define SLI4_MASK_CCP 0xfe /* Generic WQE */ enum sli4_gen_wqe_flags { SLI4_GEN_WQE_EBDECNT = 0xf, SLI4_GEN_WQE_LEN_LOC = 0x3 << 7, SLI4_GEN_WQE_QOSD = 1 << 9, SLI4_GEN_WQE_XBL = 1 << 11, SLI4_GEN_WQE_HLM = 1 << 12, SLI4_GEN_WQE_IOD = 1 << 13, SLI4_GEN_WQE_DBDE = 1 << 14, SLI4_GEN_WQE_WQES = 1 << 15, SLI4_GEN_WQE_PRI = 0x7, SLI4_GEN_WQE_PV = 1 << 3, SLI4_GEN_WQE_EAT = 1 << 4, SLI4_GEN_WQE_XC = 1 << 5, SLI4_GEN_WQE_CCPE = 1 << 7, SLI4_GEN_WQE_CMDTYPE = 0xf, SLI4_GEN_WQE_WQEC = 1 << 7, }; struct sli4_generic_wqe { __le32 cmd_spec0_5[6]; __le16 xri_tag; __le16 context_tag; u8 ct_byte; u8 command; u8 class_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 rsvd34; __le16 dw10w0_flags; u8 eat_xc_ccpe; u8 ccp; u8 cmdtype_wqec_byte; u8 rsvd41; __le16 cq_id; }; /* WQE used to abort exchanges. */ enum sli4_abort_wqe_flags { SLI4_ABRT_WQE_IR = 0x02, SLI4_ABRT_WQE_EBDECNT = 0xf, SLI4_ABRT_WQE_LEN_LOC = 0x3 << 7, SLI4_ABRT_WQE_QOSD = 1 << 9, SLI4_ABRT_WQE_XBL = 1 << 11, SLI4_ABRT_WQE_IOD = 1 << 13, SLI4_ABRT_WQE_DBDE = 1 << 14, SLI4_ABRT_WQE_WQES = 1 << 15, SLI4_ABRT_WQE_PRI = 0x7, SLI4_ABRT_WQE_PV = 1 << 3, SLI4_ABRT_WQE_EAT = 1 << 4, SLI4_ABRT_WQE_XC = 1 << 5, SLI4_ABRT_WQE_CCPE = 1 << 7, SLI4_ABRT_WQE_CMDTYPE = 0xf, SLI4_ABRT_WQE_WQEC = 1 << 7, }; struct sli4_abort_wqe { __le32 rsvd0; __le32 rsvd4; __le32 ext_t_tag; u8 ia_ir_byte; u8 criteria; __le16 rsvd10; __le32 ext_t_mask; __le32 t_mask; __le16 xri_tag; __le16 context_tag; u8 ct_byte; u8 command; u8 class_byte; u8 timer; __le32 t_tag; __le16 request_tag; __le16 rsvd34; __le16 dw10w0_flags; u8 eat_xc_ccpe; u8 ccp; u8 cmdtype_wqec_byte; u8 rsvd41; __le16 cq_id; }; enum sli4_abort_criteria { SLI4_ABORT_CRITERIA_XRI_TAG = 0x01, SLI4_ABORT_CRITERIA_ABORT_TAG, SLI4_ABORT_CRITERIA_REQUEST_TAG, SLI4_ABORT_CRITERIA_EXT_ABORT_TAG, }; enum sli4_abort_type { SLI4_ABORT_XRI, SLI4_ABORT_ABORT_ID, SLI4_ABORT_REQUEST_ID, SLI4_ABORT_MAX, /* must be last */ }; /* WQE used to create an ELS request. */ enum sli4_els_req_wqe_flags { SLI4_REQ_WQE_QOSD = 0x2, SLI4_REQ_WQE_DBDE = 0x40, SLI4_REQ_WQE_XBL = 0x8, SLI4_REQ_WQE_XC = 0x20, SLI4_REQ_WQE_IOD = 0x20, SLI4_REQ_WQE_HLM = 0x10, SLI4_REQ_WQE_CCPE = 0x80, SLI4_REQ_WQE_EAT = 0x10, SLI4_REQ_WQE_WQES = 0x80, SLI4_REQ_WQE_PU_SHFT = 4, SLI4_REQ_WQE_CT_SHFT = 2, SLI4_REQ_WQE_CT = 0xc, SLI4_REQ_WQE_ELSID_SHFT = 4, SLI4_REQ_WQE_SP_SHFT = 24, SLI4_REQ_WQE_LEN_LOC_BIT1 = 0x80, SLI4_REQ_WQE_LEN_LOC_BIT2 = 0x1, }; struct sli4_els_request64_wqe { struct sli4_bde els_request_payload; __le32 els_request_payload_length; __le32 sid_sp_dword; __le32 remote_id_dword; __le16 xri_tag; __le16 context_tag; u8 ct_byte; u8 command; u8 class_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 temporary_rpi; u8 len_loc1_byte; u8 qosd_xbl_hlm_iod_dbde_wqes; u8 eat_xc_ccpe; u8 ccp; u8 cmdtype_elsid_byte; u8 rsvd41; __le16 cq_id; struct sli4_bde els_response_payload_bde; __le32 max_response_payload_length; }; /* WQE used to create an FCP initiator no data command. */ enum sli4_icmd_wqe_flags { SLI4_ICMD_WQE_DBDE = 0x40, SLI4_ICMD_WQE_XBL = 0x8, SLI4_ICMD_WQE_XC = 0x20, SLI4_ICMD_WQE_IOD = 0x20, SLI4_ICMD_WQE_HLM = 0x10, SLI4_ICMD_WQE_CCPE = 0x80, SLI4_ICMD_WQE_EAT = 0x10, SLI4_ICMD_WQE_APPID = 0x10, SLI4_ICMD_WQE_WQES = 0x80, SLI4_ICMD_WQE_PU_SHFT = 4, SLI4_ICMD_WQE_CT_SHFT = 2, SLI4_ICMD_WQE_BS_SHFT = 4, SLI4_ICMD_WQE_LEN_LOC_BIT1 = 0x80, SLI4_ICMD_WQE_LEN_LOC_BIT2 = 0x1, }; struct sli4_fcp_icmnd64_wqe { struct sli4_bde bde; __le16 payload_offset_length; __le16 fcp_cmd_buffer_length; __le32 rsvd12; __le32 remote_n_port_id_dword; __le16 xri_tag; __le16 context_tag; u8 dif_ct_bs_byte; u8 command; u8 class_pu_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 rsvd34; u8 len_loc1_byte; u8 qosd_xbl_hlm_iod_dbde_wqes; u8 eat_xc_ccpe; u8 ccp; u8 cmd_type_byte; u8 rsvd41; __le16 cq_id; __le32 rsvd44; __le32 rsvd48; __le32 rsvd52; __le32 rsvd56; }; /* WQE used to create an FCP initiator read. */ enum sli4_ir_wqe_flags { SLI4_IR_WQE_DBDE = 0x40, SLI4_IR_WQE_XBL = 0x8, SLI4_IR_WQE_XC = 0x20, SLI4_IR_WQE_IOD = 0x20, SLI4_IR_WQE_HLM = 0x10, SLI4_IR_WQE_CCPE = 0x80, SLI4_IR_WQE_EAT = 0x10, SLI4_IR_WQE_APPID = 0x10, SLI4_IR_WQE_WQES = 0x80, SLI4_IR_WQE_PU_SHFT = 4, SLI4_IR_WQE_CT_SHFT = 2, SLI4_IR_WQE_BS_SHFT = 4, SLI4_IR_WQE_LEN_LOC_BIT1 = 0x80, SLI4_IR_WQE_LEN_LOC_BIT2 = 0x1, }; struct sli4_fcp_iread64_wqe { struct sli4_bde bde; __le16 payload_offset_length; __le16 fcp_cmd_buffer_length; __le32 total_transfer_length; __le32 remote_n_port_id_dword; __le16 xri_tag; __le16 context_tag; u8 dif_ct_bs_byte; u8 command; u8 class_pu_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 rsvd34; u8 len_loc1_byte; u8 qosd_xbl_hlm_iod_dbde_wqes; u8 eat_xc_ccpe; u8 ccp; u8 cmd_type_byte; u8 rsvd41; __le16 cq_id; __le32 rsvd44; struct sli4_bde first_data_bde; }; /* WQE used to create an FCP initiator write. */ enum sli4_iwr_wqe_flags { SLI4_IWR_WQE_DBDE = 0x40, SLI4_IWR_WQE_XBL = 0x8, SLI4_IWR_WQE_XC = 0x20, SLI4_IWR_WQE_IOD = 0x20, SLI4_IWR_WQE_HLM = 0x10, SLI4_IWR_WQE_DNRX = 0x10, SLI4_IWR_WQE_CCPE = 0x80, SLI4_IWR_WQE_EAT = 0x10, SLI4_IWR_WQE_APPID = 0x10, SLI4_IWR_WQE_WQES = 0x80, SLI4_IWR_WQE_PU_SHFT = 4, SLI4_IWR_WQE_CT_SHFT = 2, SLI4_IWR_WQE_BS_SHFT = 4, SLI4_IWR_WQE_LEN_LOC_BIT1 = 0x80, SLI4_IWR_WQE_LEN_LOC_BIT2 = 0x1, }; struct sli4_fcp_iwrite64_wqe { struct sli4_bde bde; __le16 payload_offset_length; __le16 fcp_cmd_buffer_length; __le16 total_transfer_length; __le16 initial_transfer_length; __le16 xri_tag; __le16 context_tag; u8 dif_ct_bs_byte; u8 command; u8 class_pu_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 rsvd34; u8 len_loc1_byte; u8 qosd_xbl_hlm_iod_dbde_wqes; u8 eat_xc_ccpe; u8 ccp; u8 cmd_type_byte; u8 rsvd41; __le16 cq_id; __le32 remote_n_port_id_dword; struct sli4_bde first_data_bde; }; struct sli4_fcp_128byte_wqe { u32 dw[32]; }; /* WQE used to create an FCP target receive */ enum sli4_trcv_wqe_flags { SLI4_TRCV_WQE_DBDE = 0x40, SLI4_TRCV_WQE_XBL = 0x8, SLI4_TRCV_WQE_AR = 0x8, SLI4_TRCV_WQE_XC = 0x20, SLI4_TRCV_WQE_IOD = 0x20, SLI4_TRCV_WQE_HLM = 0x10, SLI4_TRCV_WQE_DNRX = 0x10, SLI4_TRCV_WQE_CCPE = 0x80, SLI4_TRCV_WQE_EAT = 0x10, SLI4_TRCV_WQE_APPID = 0x10, SLI4_TRCV_WQE_WQES = 0x80, SLI4_TRCV_WQE_PU_SHFT = 4, SLI4_TRCV_WQE_CT_SHFT = 2, SLI4_TRCV_WQE_BS_SHFT = 4, SLI4_TRCV_WQE_LEN_LOC_BIT2 = 0x1, }; struct sli4_fcp_treceive64_wqe { struct sli4_bde bde; __le32 payload_offset_length; __le32 relative_offset; union { __le16 sec_xri_tag; __le16 rsvd; __le32 dword; } dword5; __le16 xri_tag; __le16 context_tag; u8 dif_ct_bs_byte; u8 command; u8 class_ar_pu_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 remote_xid; u8 lloc1_appid; u8 qosd_xbl_hlm_iod_dbde_wqes; u8 eat_xc_ccpe; u8 ccp; u8 cmd_type_byte; u8 rsvd41; __le16 cq_id; __le32 fcp_data_receive_length; struct sli4_bde first_data_bde; }; /* WQE used to create an FCP target response */ enum sli4_trsp_wqe_flags { SLI4_TRSP_WQE_AG = 0x8, SLI4_TRSP_WQE_DBDE = 0x40, SLI4_TRSP_WQE_XBL = 0x8, SLI4_TRSP_WQE_XC = 0x20, SLI4_TRSP_WQE_HLM = 0x10, SLI4_TRSP_WQE_DNRX = 0x10, SLI4_TRSP_WQE_CCPE = 0x80, SLI4_TRSP_WQE_EAT = 0x10, SLI4_TRSP_WQE_APPID = 0x10, SLI4_TRSP_WQE_WQES = 0x80, }; struct sli4_fcp_trsp64_wqe { struct sli4_bde bde; __le32 fcp_response_length; __le32 rsvd12; __le32 dword5; __le16 xri_tag; __le16 rpi; u8 ct_dnrx_byte; u8 command; u8 class_ag_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 remote_xid; u8 lloc1_appid; u8 qosd_xbl_hlm_dbde_wqes; u8 eat_xc_ccpe; u8 ccp; u8 cmd_type_byte; u8 rsvd41; __le16 cq_id; __le32 rsvd44; __le32 rsvd48; __le32 rsvd52; __le32 rsvd56; }; /* WQE used to create an FCP target send (DATA IN). */ enum sli4_tsend_wqe_flags { SLI4_TSEND_WQE_XBL = 0x8, SLI4_TSEND_WQE_DBDE = 0x40, SLI4_TSEND_WQE_IOD = 0x20, SLI4_TSEND_WQE_QOSD = 0x2, SLI4_TSEND_WQE_HLM = 0x10, SLI4_TSEND_WQE_PU_SHFT = 4, SLI4_TSEND_WQE_AR = 0x8, SLI4_TSEND_CT_SHFT = 2, SLI4_TSEND_BS_SHFT = 4, SLI4_TSEND_LEN_LOC_BIT2 = 0x1, SLI4_TSEND_CCPE = 0x80, SLI4_TSEND_APPID_VALID = 0x20, SLI4_TSEND_WQES = 0x80, SLI4_TSEND_XC = 0x20, SLI4_TSEND_EAT = 0x10, }; struct sli4_fcp_tsend64_wqe { struct sli4_bde bde; __le32 payload_offset_length; __le32 relative_offset; __le32 dword5; __le16 xri_tag; __le16 rpi; u8 ct_byte; u8 command; u8 class_pu_ar_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 remote_xid; u8 dw10byte0; u8 ll_qd_xbl_hlm_iod_dbde; u8 dw10byte2; u8 ccp; u8 cmd_type_byte; u8 rsvd45; __le16 cq_id; __le32 fcp_data_transmit_length; struct sli4_bde first_data_bde; }; /* WQE used to create a general request. */ enum sli4_gen_req_wqe_flags { SLI4_GEN_REQ64_WQE_XBL = 0x8, SLI4_GEN_REQ64_WQE_DBDE = 0x40, SLI4_GEN_REQ64_WQE_IOD = 0x20, SLI4_GEN_REQ64_WQE_QOSD = 0x2, SLI4_GEN_REQ64_WQE_HLM = 0x10, SLI4_GEN_REQ64_CT_SHFT = 2, }; struct sli4_gen_request64_wqe { struct sli4_bde bde; __le32 request_payload_length; __le32 relative_offset; u8 rsvd17; u8 df_ctl; u8 type; u8 r_ctl; __le16 xri_tag; __le16 context_tag; u8 ct_byte; u8 command; u8 class_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 rsvd34; u8 dw10flags0; u8 dw10flags1; u8 dw10flags2; u8 ccp; u8 cmd_type_byte; u8 rsvd41; __le16 cq_id; __le32 remote_n_port_id_dword; __le32 rsvd48; __le32 rsvd52; __le32 max_response_payload_length; }; /* WQE used to create a send frame request */ enum sli4_sf_wqe_flags { SLI4_SF_WQE_DBDE = 0x40, SLI4_SF_PU = 0x30, SLI4_SF_CT = 0xc, SLI4_SF_QOSD = 0x2, SLI4_SF_LEN_LOC_BIT1 = 0x80, SLI4_SF_LEN_LOC_BIT2 = 0x1, SLI4_SF_XC = 0x20, SLI4_SF_XBL = 0x8, }; struct sli4_send_frame_wqe { struct sli4_bde bde; __le32 frame_length; __le32 fc_header_0_1[2]; __le16 xri_tag; __le16 context_tag; u8 ct_byte; u8 command; u8 dw7flags0; u8 timer; __le32 abort_tag; __le16 request_tag; u8 eof; u8 sof; u8 dw10flags0; u8 dw10flags1; u8 dw10flags2; u8 ccp; u8 cmd_type_byte; u8 rsvd41; __le16 cq_id; __le32 fc_header_2_5[4]; }; /* WQE used to create a transmit sequence */ enum sli4_seq_wqe_flags { SLI4_SEQ_WQE_DBDE = 0x4000, SLI4_SEQ_WQE_XBL = 0x800, SLI4_SEQ_WQE_SI = 0x4, SLI4_SEQ_WQE_FT = 0x8, SLI4_SEQ_WQE_XO = 0x40, SLI4_SEQ_WQE_LS = 0x80, SLI4_SEQ_WQE_DIF = 0x3, SLI4_SEQ_WQE_BS = 0x70, SLI4_SEQ_WQE_PU = 0x30, SLI4_SEQ_WQE_HLM = 0x1000, SLI4_SEQ_WQE_IOD_SHIFT = 13, SLI4_SEQ_WQE_CT_SHIFT = 2, SLI4_SEQ_WQE_LEN_LOC_SHIFT = 7, }; struct sli4_xmit_sequence64_wqe { struct sli4_bde bde; __le32 remote_n_port_id_dword; __le32 relative_offset; u8 dw5flags0; u8 df_ctl; u8 type; u8 r_ctl; __le16 xri_tag; __le16 context_tag; u8 dw7flags0; u8 command; u8 dw7flags1; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 remote_xid; __le16 dw10w0; u8 dw10flags0; u8 ccp; u8 cmd_type_wqec_byte; u8 rsvd45; __le16 cq_id; __le32 sequence_payload_len; __le32 rsvd48; __le32 rsvd52; __le32 rsvd56; }; /* * WQE used unblock the specified XRI and to release * it to the SLI Port's free pool. */ enum sli4_requeue_wqe_flags { SLI4_REQU_XRI_WQE_XC = 0x20, SLI4_REQU_XRI_WQE_QOSD = 0x2, }; struct sli4_requeue_xri_wqe { __le32 rsvd0; __le32 rsvd4; __le32 rsvd8; __le32 rsvd12; __le32 rsvd16; __le32 rsvd20; __le16 xri_tag; __le16 context_tag; u8 ct_byte; u8 command; u8 class_byte; u8 timer; __le32 rsvd32; __le16 request_tag; __le16 rsvd34; __le16 flags0; __le16 flags1; __le16 flags2; u8 ccp; u8 cmd_type_wqec_byte; u8 rsvd42; __le16 cq_id; __le32 rsvd44; __le32 rsvd48; __le32 rsvd52; __le32 rsvd56; }; /* WQE used to create a BLS response */ enum sli4_bls_rsp_wqe_flags { SLI4_BLS_RSP_RID = 0xffffff, SLI4_BLS_RSP_WQE_AR = 0x40000000, SLI4_BLS_RSP_WQE_CT_SHFT = 2, SLI4_BLS_RSP_WQE_QOSD = 0x2, SLI4_BLS_RSP_WQE_HLM = 0x10, }; struct sli4_xmit_bls_rsp_wqe { __le32 payload_word0; __le16 rx_id; __le16 ox_id; __le16 high_seq_cnt; __le16 low_seq_cnt; __le32 rsvd12; __le32 local_n_port_id_dword; __le32 remote_id_dword; __le16 xri_tag; __le16 context_tag; u8 dw8flags0; u8 command; u8 dw8flags1; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 rsvd38; u8 dw11flags0; u8 dw11flags1; u8 dw11flags2; u8 ccp; u8 dw12flags0; u8 rsvd45; __le16 cq_id; __le16 temporary_rpi; u8 rsvd50; u8 rsvd51; __le32 rsvd52; __le32 rsvd56; __le32 rsvd60; }; enum sli_bls_type { SLI4_SLI_BLS_ACC, SLI4_SLI_BLS_RJT, SLI4_SLI_BLS_MAX }; struct sli_bls_payload { enum sli_bls_type type; __le16 ox_id; __le16 rx_id; union { struct { u8 seq_id_validity; u8 seq_id_last; u8 rsvd2; u8 rsvd3; u16 ox_id; u16 rx_id; __le16 low_seq_cnt; __le16 high_seq_cnt; } acc; struct { u8 vendor_unique; u8 reason_explanation; u8 reason_code; u8 rsvd3; } rjt; } u; }; /* WQE used to create an ELS response */ enum sli4_els_rsp_flags { SLI4_ELS_SID = 0xffffff, SLI4_ELS_RID = 0xffffff, SLI4_ELS_DBDE = 0x40, SLI4_ELS_XBL = 0x8, SLI4_ELS_IOD = 0x20, SLI4_ELS_QOSD = 0x2, SLI4_ELS_XC = 0x20, SLI4_ELS_CT_OFFSET = 0X2, SLI4_ELS_SP = 0X1000000, SLI4_ELS_HLM = 0X10, }; struct sli4_xmit_els_rsp64_wqe { struct sli4_bde els_response_payload; __le32 els_response_payload_length; __le32 sid_dw; __le32 rid_dw; __le16 xri_tag; __le16 context_tag; u8 ct_byte; u8 command; u8 class_byte; u8 timer; __le32 abort_tag; __le16 request_tag; __le16 ox_id; u8 flags1; u8 flags2; u8 flags3; u8 flags4; u8 cmd_type_wqec; u8 rsvd34; __le16 cq_id; __le16 temporary_rpi; __le16 rsvd38; u32 rsvd40; u32 rsvd44; u32 rsvd48; }; /* Local Reject Reason Codes */ enum sli4_fc_local_rej_codes { SLI4_FC_LOCAL_REJECT_UNKNOWN, SLI4_FC_LOCAL_REJECT_MISSING_CONTINUE, SLI4_FC_LOCAL_REJECT_SEQUENCE_TIMEOUT, SLI4_FC_LOCAL_REJECT_INTERNAL_ERROR, SLI4_FC_LOCAL_REJECT_INVALID_RPI, SLI4_FC_LOCAL_REJECT_NO_XRI, SLI4_FC_LOCAL_REJECT_ILLEGAL_COMMAND, SLI4_FC_LOCAL_REJECT_XCHG_DROPPED, SLI4_FC_LOCAL_REJECT_ILLEGAL_FIELD, SLI4_FC_LOCAL_REJECT_RPI_SUSPENDED, SLI4_FC_LOCAL_REJECT_RSVD, SLI4_FC_LOCAL_REJECT_RSVD1, SLI4_FC_LOCAL_REJECT_NO_ABORT_MATCH, SLI4_FC_LOCAL_REJECT_TX_DMA_FAILED, SLI4_FC_LOCAL_REJECT_RX_DMA_FAILED, SLI4_FC_LOCAL_REJECT_ILLEGAL_FRAME, SLI4_FC_LOCAL_REJECT_RSVD2, SLI4_FC_LOCAL_REJECT_NO_RESOURCES, //0x11 SLI4_FC_LOCAL_REJECT_FCP_CONF_FAILURE, SLI4_FC_LOCAL_REJECT_ILLEGAL_LENGTH, SLI4_FC_LOCAL_REJECT_UNSUPPORTED_FEATURE, SLI4_FC_LOCAL_REJECT_ABORT_IN_PROGRESS, SLI4_FC_LOCAL_REJECT_ABORT_REQUESTED, SLI4_FC_LOCAL_REJECT_RCV_BUFFER_TIMEOUT, SLI4_FC_LOCAL_REJECT_LOOP_OPEN_FAILURE, SLI4_FC_LOCAL_REJECT_RSVD3, SLI4_FC_LOCAL_REJECT_LINK_DOWN, SLI4_FC_LOCAL_REJECT_CORRUPTED_DATA, SLI4_FC_LOCAL_REJECT_CORRUPTED_RPI, SLI4_FC_LOCAL_REJECT_OUTOFORDER_DATA, SLI4_FC_LOCAL_REJECT_OUTOFORDER_ACK, SLI4_FC_LOCAL_REJECT_DUP_FRAME, SLI4_FC_LOCAL_REJECT_LINK_CONTROL_FRAME, //0x20 SLI4_FC_LOCAL_REJECT_BAD_HOST_ADDRESS, SLI4_FC_LOCAL_REJECT_RSVD4, SLI4_FC_LOCAL_REJECT_MISSING_HDR_BUFFER, SLI4_FC_LOCAL_REJECT_MSEQ_CHAIN_CORRUPTED, SLI4_FC_LOCAL_REJECT_ABORTMULT_REQUESTED, SLI4_FC_LOCAL_REJECT_BUFFER_SHORTAGE = 0x28, SLI4_FC_LOCAL_REJECT_RCV_XRIBUF_WAITING, SLI4_FC_LOCAL_REJECT_INVALID_VPI = 0x2e, SLI4_FC_LOCAL_REJECT_NO_FPORT_DETECTED, SLI4_FC_LOCAL_REJECT_MISSING_XRIBUF, SLI4_FC_LOCAL_REJECT_RSVD5, SLI4_FC_LOCAL_REJECT_INVALID_XRI, SLI4_FC_LOCAL_REJECT_INVALID_RELOFFSET = 0x40, SLI4_FC_LOCAL_REJECT_MISSING_RELOFFSET, SLI4_FC_LOCAL_REJECT_INSUFF_BUFFERSPACE, SLI4_FC_LOCAL_REJECT_MISSING_SI, SLI4_FC_LOCAL_REJECT_MISSING_ES, SLI4_FC_LOCAL_REJECT_INCOMPLETE_XFER, SLI4_FC_LOCAL_REJECT_SLER_FAILURE, SLI4_FC_LOCAL_REJECT_SLER_CMD_RCV_FAILURE, SLI4_FC_LOCAL_REJECT_SLER_REC_RJT_ERR, SLI4_FC_LOCAL_REJECT_SLER_REC_SRR_RETRY_ERR, SLI4_FC_LOCAL_REJECT_SLER_SRR_RJT_ERR, SLI4_FC_LOCAL_REJECT_RSVD6, SLI4_FC_LOCAL_REJECT_SLER_RRQ_RJT_ERR, SLI4_FC_LOCAL_REJECT_SLER_RRQ_RETRY_ERR, SLI4_FC_LOCAL_REJECT_SLER_ABTS_ERR, }; enum sli4_async_rcqe_flags { SLI4_RACQE_RQ_EL_INDX = 0xfff, SLI4_RACQE_FCFI = 0x3f, SLI4_RACQE_HDPL = 0x3f, SLI4_RACQE_RQ_ID = 0xffc0, }; struct sli4_fc_async_rcqe { u8 rsvd0; u8 status; __le16 rq_elmt_indx_word; __le32 rsvd4; __le16 fcfi_rq_id_word; __le16 data_placement_length; u8 sof_byte; u8 eof_byte; u8 code; u8 hdpl_byte; }; struct sli4_fc_async_rcqe_v1 { u8 rsvd0; u8 status; __le16 rq_elmt_indx_word; u8 fcfi_byte; u8 rsvd5; __le16 rsvd6; __le16 rq_id; __le16 data_placement_length; u8 sof_byte; u8 eof_byte; u8 code; u8 hdpl_byte; }; enum sli4_fc_async_rq_status { SLI4_FC_ASYNC_RQ_SUCCESS = 0x10, SLI4_FC_ASYNC_RQ_BUF_LEN_EXCEEDED, SLI4_FC_ASYNC_RQ_INSUFF_BUF_NEEDED, SLI4_FC_ASYNC_RQ_INSUFF_BUF_FRM_DISC, SLI4_FC_ASYNC_RQ_DMA_FAILURE, }; #define SLI4_RCQE_RQ_EL_INDX 0xfff struct sli4_fc_coalescing_rcqe { u8 rsvd0; u8 status; __le16 rq_elmt_indx_word; __le32 rsvd4; __le16 rq_id; __le16 seq_placement_length; __le16 rsvd14; u8 code; u8 vld_byte; }; #define SLI4_FC_COALESCE_RQ_SUCCESS 0x10 #define SLI4_FC_COALESCE_RQ_INSUFF_XRI_NEEDED 0x18 enum sli4_optimized_write_cmd_cqe_flags { SLI4_OCQE_RQ_EL_INDX = 0x7f, /* DW0 bits 16:30 */ SLI4_OCQE_FCFI = 0x3f, /* DW1 bits 0:6 */ SLI4_OCQE_OOX = 1 << 6, /* DW1 bit 15 */ SLI4_OCQE_AGXR = 1 << 7, /* DW1 bit 16 */ SLI4_OCQE_HDPL = 0x3f, /* DW3 bits 24:29*/ }; struct sli4_fc_optimized_write_cmd_cqe { u8 rsvd0; u8 status; __le16 w1; u8 flags0; u8 flags1; __le16 xri; __le16 rq_id; __le16 data_placement_length; __le16 rpi; u8 code; u8 hdpl_vld; }; #define SLI4_OCQE_XB 0x10 struct sli4_fc_optimized_write_data_cqe { u8 hw_status; u8 status; __le16 xri; __le32 total_data_placed; __le32 extended_status; __le16 rsvd12; u8 code; u8 flags; }; struct sli4_fc_xri_aborted_cqe { u8 rsvd0; u8 status; __le16 rsvd2; __le32 extended_status; __le16 xri; __le16 remote_xid; __le16 rsvd12; u8 code; u8 flags; }; enum sli4_generic_ctx { SLI4_GENERIC_CONTEXT_RPI, SLI4_GENERIC_CONTEXT_VPI, SLI4_GENERIC_CONTEXT_VFI, SLI4_GENERIC_CONTEXT_FCFI, }; #define SLI4_GENERIC_CLASS_CLASS_2 0x1 #define SLI4_GENERIC_CLASS_CLASS_3 0x2 #define SLI4_ELS_REQUEST64_DIR_WRITE 0x0 #define SLI4_ELS_REQUEST64_DIR_READ 0x1 enum sli4_els_request { SLI4_ELS_REQUEST64_OTHER, SLI4_ELS_REQUEST64_LOGO, SLI4_ELS_REQUEST64_FDISC, SLI4_ELS_REQUEST64_FLOGIN, SLI4_ELS_REQUEST64_PLOGI, }; enum sli4_els_cmd_type { SLI4_ELS_REQUEST64_CMD_GEN = 0x08, SLI4_ELS_REQUEST64_CMD_NON_FABRIC = 0x0c, SLI4_ELS_REQUEST64_CMD_FABRIC = 0x0d, }; #define SLI_PAGE_SIZE SZ_4K #define SLI4_BMBX_TIMEOUT_MSEC 30000 #define SLI4_FW_READY_TIMEOUT_MSEC 30000 #define SLI4_BMBX_DELAY_US 1000 /* 1 ms */ #define SLI4_INIT_PORT_DELAY_US 10000 /* 10 ms */ static inline u32 sli_page_count(size_t bytes, u32 page_size) { if (!page_size) return 0; return (bytes + (page_size - 1)) >> __ffs(page_size); } /************************************************************************* * SLI-4 mailbox command formats and definitions */ struct sli4_mbox_command_header { u8 resvd0; u8 command; __le16 status; /* Port writes to indicate success/fail */ }; enum sli4_mbx_cmd_value { SLI4_MBX_CMD_CONFIG_LINK = 0x07, SLI4_MBX_CMD_DUMP = 0x17, SLI4_MBX_CMD_DOWN_LINK = 0x06, SLI4_MBX_CMD_INIT_LINK = 0x05, SLI4_MBX_CMD_INIT_VFI = 0xa3, SLI4_MBX_CMD_INIT_VPI = 0xa4, SLI4_MBX_CMD_POST_XRI = 0xa7, SLI4_MBX_CMD_RELEASE_XRI = 0xac, SLI4_MBX_CMD_READ_CONFIG = 0x0b, SLI4_MBX_CMD_READ_STATUS = 0x0e, SLI4_MBX_CMD_READ_NVPARMS = 0x02, SLI4_MBX_CMD_READ_REV = 0x11, SLI4_MBX_CMD_READ_LNK_STAT = 0x12, SLI4_MBX_CMD_READ_SPARM64 = 0x8d, SLI4_MBX_CMD_READ_TOPOLOGY = 0x95, SLI4_MBX_CMD_REG_FCFI = 0xa0, SLI4_MBX_CMD_REG_FCFI_MRQ = 0xaf, SLI4_MBX_CMD_REG_RPI = 0x93, SLI4_MBX_CMD_REG_RX_RQ = 0xa6, SLI4_MBX_CMD_REG_VFI = 0x9f, SLI4_MBX_CMD_REG_VPI = 0x96, SLI4_MBX_CMD_RQST_FEATURES = 0x9d, SLI4_MBX_CMD_SLI_CONFIG = 0x9b, SLI4_MBX_CMD_UNREG_FCFI = 0xa2, SLI4_MBX_CMD_UNREG_RPI = 0x14, SLI4_MBX_CMD_UNREG_VFI = 0xa1, SLI4_MBX_CMD_UNREG_VPI = 0x97, SLI4_MBX_CMD_WRITE_NVPARMS = 0x03, SLI4_MBX_CMD_CFG_AUTO_XFER_RDY = 0xad, }; enum sli4_mbx_status { SLI4_MBX_STATUS_SUCCESS = 0x0000, SLI4_MBX_STATUS_FAILURE = 0x0001, SLI4_MBX_STATUS_RPI_NOT_REG = 0x1400, }; /* CONFIG_LINK - configure link-oriented parameters, * such as default N_Port_ID address and various timers */ enum sli4_cmd_config_link_flags { SLI4_CFG_LINK_BBSCN = 0xf00, SLI4_CFG_LINK_CSCN = 0x1000, }; struct sli4_cmd_config_link { struct sli4_mbox_command_header hdr; u8 maxbbc; u8 rsvd5; u8 rsvd6; u8 rsvd7; u8 alpa; __le16 n_port_id; u8 rsvd11; __le32 rsvd12; __le32 e_d_tov; __le32 lp_tov; __le32 r_a_tov; __le32 r_t_tov; __le32 al_tov; __le32 rsvd36; __le32 bbscn_dword; }; #define SLI4_DUMP4_TYPE 0xf #define SLI4_WKI_TAG_SAT_TEM 0x1040 struct sli4_cmd_dump4 { struct sli4_mbox_command_header hdr; __le32 type_dword; __le16 wki_selection; __le16 rsvd10; __le32 rsvd12; __le32 returned_byte_cnt; __le32 resp_data[59]; }; /* INIT_LINK - initialize the link for a FC port */ enum sli4_init_link_flags { SLI4_INIT_LINK_F_LOOPBACK = 1 << 0, SLI4_INIT_LINK_F_P2P_ONLY = 1 << 1, SLI4_INIT_LINK_F_FCAL_ONLY = 2 << 1, SLI4_INIT_LINK_F_FCAL_FAIL_OVER = 0 << 1, SLI4_INIT_LINK_F_P2P_FAIL_OVER = 1 << 1, SLI4_INIT_LINK_F_UNFAIR = 1 << 6, SLI4_INIT_LINK_F_NO_LIRP = 1 << 7, SLI4_INIT_LINK_F_LOOP_VALID_CHK = 1 << 8, SLI4_INIT_LINK_F_NO_LISA = 1 << 9, SLI4_INIT_LINK_F_FAIL_OVER = 1 << 10, SLI4_INIT_LINK_F_FIXED_SPEED = 1 << 11, SLI4_INIT_LINK_F_PICK_HI_ALPA = 1 << 15, }; enum sli4_fc_link_speed { SLI4_LINK_SPEED_1G = 1, SLI4_LINK_SPEED_2G, SLI4_LINK_SPEED_AUTO_1_2, SLI4_LINK_SPEED_4G, SLI4_LINK_SPEED_AUTO_4_1, SLI4_LINK_SPEED_AUTO_4_2, SLI4_LINK_SPEED_AUTO_4_2_1, SLI4_LINK_SPEED_8G, SLI4_LINK_SPEED_AUTO_8_1, SLI4_LINK_SPEED_AUTO_8_2, SLI4_LINK_SPEED_AUTO_8_2_1, SLI4_LINK_SPEED_AUTO_8_4, SLI4_LINK_SPEED_AUTO_8_4_1, SLI4_LINK_SPEED_AUTO_8_4_2, SLI4_LINK_SPEED_10G, SLI4_LINK_SPEED_16G, SLI4_LINK_SPEED_AUTO_16_8_4, SLI4_LINK_SPEED_AUTO_16_8, SLI4_LINK_SPEED_32G, SLI4_LINK_SPEED_AUTO_32_16_8, SLI4_LINK_SPEED_AUTO_32_16, SLI4_LINK_SPEED_64G, SLI4_LINK_SPEED_AUTO_64_32_16, SLI4_LINK_SPEED_AUTO_64_32, SLI4_LINK_SPEED_128G, SLI4_LINK_SPEED_AUTO_128_64_32, SLI4_LINK_SPEED_AUTO_128_64, }; struct sli4_cmd_init_link { struct sli4_mbox_command_header hdr; __le32 sel_reset_al_pa_dword; __le32 flags0; __le32 link_speed_sel_code; }; /* INIT_VFI - initialize the VFI resource */ enum sli4_init_vfi_flags { SLI4_INIT_VFI_FLAG_VP = 0x1000, SLI4_INIT_VFI_FLAG_VF = 0x2000, SLI4_INIT_VFI_FLAG_VT = 0x4000, SLI4_INIT_VFI_FLAG_VR = 0x8000, SLI4_INIT_VFI_VFID = 0x1fff, SLI4_INIT_VFI_PRI = 0xe000, SLI4_INIT_VFI_HOP_COUNT = 0xff000000, }; struct sli4_cmd_init_vfi { struct sli4_mbox_command_header hdr; __le16 vfi; __le16 flags0_word; __le16 fcfi; __le16 vpi; __le32 vf_id_pri_dword; __le32 hop_cnt_dword; }; /* INIT_VPI - initialize the VPI resource */ struct sli4_cmd_init_vpi { struct sli4_mbox_command_header hdr; __le16 vpi; __le16 vfi; }; /* POST_XRI - post XRI resources to the SLI Port */ enum sli4_post_xri_flags { SLI4_POST_XRI_COUNT = 0xfff, SLI4_POST_XRI_FLAG_ENX = 0x1000, SLI4_POST_XRI_FLAG_DL = 0x2000, SLI4_POST_XRI_FLAG_DI = 0x4000, SLI4_POST_XRI_FLAG_VAL = 0x8000, }; struct sli4_cmd_post_xri { struct sli4_mbox_command_header hdr; __le16 xri_base; __le16 xri_count_flags; }; /* RELEASE_XRI - Release XRI resources from the SLI Port */ enum sli4_release_xri_flags { SLI4_RELEASE_XRI_REL_XRI_CNT = 0x1f, SLI4_RELEASE_XRI_COUNT = 0x1f, }; struct sli4_cmd_release_xri { struct sli4_mbox_command_header hdr; __le16 rel_xri_count_word; __le16 xri_count_word; struct { __le16 xri_tag0; __le16 xri_tag1; } xri_tbl[62]; }; /* READ_CONFIG - read SLI port configuration parameters */ struct sli4_cmd_read_config { struct sli4_mbox_command_header hdr; }; enum sli4_read_cfg_resp_flags { SLI4_READ_CFG_RESP_RESOURCE_EXT = 0x80000000, /* DW1 */ SLI4_READ_CFG_RESP_TOPOLOGY = 0xff000000, /* DW2 */ }; enum sli4_read_cfg_topo { SLI4_READ_CFG_TOPO_FC = 0x1, /* FC topology unknown */ SLI4_READ_CFG_TOPO_NON_FC_AL = 0x2, /* FC point-to-point or fabric */ SLI4_READ_CFG_TOPO_FC_AL = 0x3, /* FC-AL topology */ }; /* Link Module Type */ enum sli4_read_cfg_lmt { SLI4_LINK_MODULE_TYPE_1GB = 0x0004, SLI4_LINK_MODULE_TYPE_2GB = 0x0008, SLI4_LINK_MODULE_TYPE_4GB = 0x0040, SLI4_LINK_MODULE_TYPE_8GB = 0x0080, SLI4_LINK_MODULE_TYPE_16GB = 0x0200, SLI4_LINK_MODULE_TYPE_32GB = 0x0400, SLI4_LINK_MODULE_TYPE_64GB = 0x0800, SLI4_LINK_MODULE_TYPE_128GB = 0x1000, }; struct sli4_rsp_read_config { struct sli4_mbox_command_header hdr; __le32 ext_dword; __le32 topology_dword; __le32 resvd8; __le16 e_d_tov; __le16 resvd14; __le32 resvd16; __le16 r_a_tov; __le16 resvd22; __le32 resvd24; __le32 resvd28; __le16 lmt; __le16 resvd34; __le32 resvd36; __le32 resvd40; __le16 xri_base; __le16 xri_count; __le16 rpi_base; __le16 rpi_count; __le16 vpi_base; __le16 vpi_count; __le16 vfi_base; __le16 vfi_count; __le16 resvd60; __le16 fcfi_count; __le16 rq_count; __le16 eq_count; __le16 wq_count; __le16 cq_count; __le32 pad[45]; }; /* READ_NVPARMS - read SLI port configuration parameters */ enum sli4_read_nvparms_flags { SLI4_READ_NVPARAMS_HARD_ALPA = 0xff, SLI4_READ_NVPARAMS_PREFERRED_D_ID = 0xffffff00, }; struct sli4_cmd_read_nvparms { struct sli4_mbox_command_header hdr; __le32 resvd0; __le32 resvd4; __le32 resvd8; __le32 resvd12; u8 wwpn[8]; u8 wwnn[8]; __le32 hard_alpa_d_id; }; /* WRITE_NVPARMS - write SLI port configuration parameters */ struct sli4_cmd_write_nvparms { struct sli4_mbox_command_header hdr; __le32 resvd0; __le32 resvd4; __le32 resvd8; __le32 resvd12; u8 wwpn[8]; u8 wwnn[8]; __le32 hard_alpa_d_id; }; /* READ_REV - read the Port revision levels */ enum { SLI4_READ_REV_FLAG_SLI_LEVEL = 0xf, SLI4_READ_REV_FLAG_FCOEM = 0x10, SLI4_READ_REV_FLAG_CEEV = 0x60, SLI4_READ_REV_FLAG_VPD = 0x2000, SLI4_READ_REV_AVAILABLE_LENGTH = 0xffffff, }; struct sli4_cmd_read_rev { struct sli4_mbox_command_header hdr; __le16 resvd0; __le16 flags0_word; __le32 first_hw_rev; __le32 second_hw_rev; __le32 resvd12; __le32 third_hw_rev; u8 fc_ph_low; u8 fc_ph_high; u8 feature_level_low; u8 feature_level_high; __le32 resvd24; __le32 first_fw_id; u8 first_fw_name[16]; __le32 second_fw_id; u8 second_fw_name[16]; __le32 rsvd18[30]; __le32 available_length_dword; struct sli4_dmaaddr hostbuf; __le32 returned_vpd_length; __le32 actual_vpd_length; }; /* READ_SPARM64 - read the Port service parameters */ #define SLI4_READ_SPARM64_WWPN_OFFSET (4 * sizeof(u32)) #define SLI4_READ_SPARM64_WWNN_OFFSET (6 * sizeof(u32)) struct sli4_cmd_read_sparm64 { struct sli4_mbox_command_header hdr; __le32 resvd0; __le32 resvd4; struct sli4_bde bde_64; __le16 vpi; __le16 resvd22; __le16 port_name_start; __le16 port_name_len; __le16 node_name_start; __le16 node_name_len; }; /* READ_TOPOLOGY - read the link event information */ enum sli4_read_topo_e { SLI4_READTOPO_ATTEN_TYPE = 0xff, SLI4_READTOPO_FLAG_IL = 0x100, SLI4_READTOPO_FLAG_PB_RECVD = 0x200, SLI4_READTOPO_LINKSTATE_RECV = 0x3, SLI4_READTOPO_LINKSTATE_TRANS = 0xc, SLI4_READTOPO_LINKSTATE_MACHINE = 0xf0, SLI4_READTOPO_LINKSTATE_SPEED = 0xff00, SLI4_READTOPO_LINKSTATE_TF = 0x40000000, SLI4_READTOPO_LINKSTATE_LU = 0x80000000, SLI4_READTOPO_SCN_BBSCN = 0xf, SLI4_READTOPO_SCN_CBBSCN = 0xf0, SLI4_READTOPO_R_T_TOV = 0x1ff, SLI4_READTOPO_AL_TOV = 0xf000, SLI4_READTOPO_PB_FLAG = 0x80, SLI4_READTOPO_INIT_N_PORTID = 0xffffff, }; #define SLI4_MIN_LOOP_MAP_BYTES 128 struct sli4_cmd_read_topology { struct sli4_mbox_command_header hdr; __le32 event_tag; __le32 dw2_attentype; u8 topology; u8 lip_type; u8 lip_al_ps; u8 al_pa_granted; struct sli4_bde bde_loop_map; __le32 linkdown_state; __le32 currlink_state; u8 max_bbc; u8 init_bbc; u8 scn_flags; u8 rsvd39; __le16 dw10w0_al_rt_tov; __le16 lp_tov; u8 acquired_al_pa; u8 pb_flags; __le16 specified_al_pa; __le32 dw12_init_n_port_id; }; enum sli4_read_topo_link { SLI4_READ_TOPOLOGY_LINK_UP = 0x1, SLI4_READ_TOPOLOGY_LINK_DOWN, SLI4_READ_TOPOLOGY_LINK_NO_ALPA, }; enum sli4_read_topo { SLI4_READ_TOPO_UNKNOWN = 0x0, SLI4_READ_TOPO_NON_FC_AL, SLI4_READ_TOPO_FC_AL, }; enum sli4_read_topo_speed { SLI4_READ_TOPOLOGY_SPEED_NONE = 0x00, SLI4_READ_TOPOLOGY_SPEED_1G = 0x04, SLI4_READ_TOPOLOGY_SPEED_2G = 0x08, SLI4_READ_TOPOLOGY_SPEED_4G = 0x10, SLI4_READ_TOPOLOGY_SPEED_8G = 0x20, SLI4_READ_TOPOLOGY_SPEED_10G = 0x40, SLI4_READ_TOPOLOGY_SPEED_16G = 0x80, SLI4_READ_TOPOLOGY_SPEED_32G = 0x90, SLI4_READ_TOPOLOGY_SPEED_64G = 0xa0, SLI4_READ_TOPOLOGY_SPEED_128G = 0xb0, }; /* REG_FCFI - activate a FC Forwarder */ struct sli4_cmd_reg_fcfi_rq_cfg { u8 r_ctl_mask; u8 r_ctl_match; u8 type_mask; u8 type_match; }; enum sli4_regfcfi_tag { SLI4_REGFCFI_VLAN_TAG = 0xfff, SLI4_REGFCFI_VLANTAG_VALID = 0x1000, }; #define SLI4_CMD_REG_FCFI_NUM_RQ_CFG 4 struct sli4_cmd_reg_fcfi { struct sli4_mbox_command_header hdr; __le16 fcf_index; __le16 fcfi; __le16 rqid1; __le16 rqid0; __le16 rqid3; __le16 rqid2; struct sli4_cmd_reg_fcfi_rq_cfg rq_cfg[SLI4_CMD_REG_FCFI_NUM_RQ_CFG]; __le32 dw8_vlan; }; #define SLI4_CMD_REG_FCFI_MRQ_NUM_RQ_CFG 4 #define SLI4_CMD_REG_FCFI_MRQ_MAX_NUM_RQ 32 #define SLI4_CMD_REG_FCFI_SET_FCFI_MODE 0 #define SLI4_CMD_REG_FCFI_SET_MRQ_MODE 1 enum sli4_reg_fcfi_mrq { SLI4_REGFCFI_MRQ_VLAN_TAG = 0xfff, SLI4_REGFCFI_MRQ_VLANTAG_VALID = 0x1000, SLI4_REGFCFI_MRQ_MODE = 0x2000, SLI4_REGFCFI_MRQ_MASK_NUM_PAIRS = 0xff, SLI4_REGFCFI_MRQ_FILTER_BITMASK = 0xf00, SLI4_REGFCFI_MRQ_RQ_SEL_POLICY = 0xf000, }; struct sli4_cmd_reg_fcfi_mrq { struct sli4_mbox_command_header hdr; __le16 fcf_index; __le16 fcfi; __le16 rqid1; __le16 rqid0; __le16 rqid3; __le16 rqid2; struct sli4_cmd_reg_fcfi_rq_cfg rq_cfg[SLI4_CMD_REG_FCFI_MRQ_NUM_RQ_CFG]; __le32 dw8_vlan; __le32 dw9_mrqflags; }; struct sli4_cmd_rq_cfg { __le16 rq_id; u8 r_ctl_mask; u8 r_ctl_match; u8 type_mask; u8 type_match; }; /* REG_RPI - register a Remote Port Indicator */ enum sli4_reg_rpi { SLI4_REGRPI_REMOTE_N_PORTID = 0xffffff, /* DW2 */ SLI4_REGRPI_UPD = 0x1000000, SLI4_REGRPI_ETOW = 0x8000000, SLI4_REGRPI_TERP = 0x20000000, SLI4_REGRPI_CI = 0x80000000, }; struct sli4_cmd_reg_rpi { struct sli4_mbox_command_header hdr; __le16 rpi; __le16 rsvd2; __le32 dw2_rportid_flags; struct sli4_bde bde_64; __le16 vpi; __le16 rsvd26; }; #define SLI4_REG_RPI_BUF_LEN 0x70 /* REG_VFI - register a Virtual Fabric Indicator */ enum sli_reg_vfi { SLI4_REGVFI_VP = 0x1000, /* DW1 */ SLI4_REGVFI_UPD = 0x2000, SLI4_REGVFI_LOCAL_N_PORTID = 0xffffff, /* DW10 */ }; struct sli4_cmd_reg_vfi { struct sli4_mbox_command_header hdr; __le16 vfi; __le16 dw0w1_flags; __le16 fcfi; __le16 vpi; u8 wwpn[8]; struct sli4_bde sparm; __le32 e_d_tov; __le32 r_a_tov; __le32 dw10_lportid_flags; }; /* REG_VPI - register a Virtual Port Indicator */ enum sli4_reg_vpi { SLI4_REGVPI_LOCAL_N_PORTID = 0xffffff, SLI4_REGVPI_UPD = 0x1000000, }; struct sli4_cmd_reg_vpi { struct sli4_mbox_command_header hdr; __le32 rsvd0; __le32 dw2_lportid_flags; u8 wwpn[8]; __le32 rsvd12; __le16 vpi; __le16 vfi; }; /* REQUEST_FEATURES - request / query SLI features */ enum sli4_req_features_flags { SLI4_REQFEAT_QRY = 0x1, /* Dw1 */ SLI4_REQFEAT_IAAB = 1 << 0, /* DW2 & DW3 */ SLI4_REQFEAT_NPIV = 1 << 1, SLI4_REQFEAT_DIF = 1 << 2, SLI4_REQFEAT_VF = 1 << 3, SLI4_REQFEAT_FCPI = 1 << 4, SLI4_REQFEAT_FCPT = 1 << 5, SLI4_REQFEAT_FCPC = 1 << 6, SLI4_REQFEAT_RSVD = 1 << 7, SLI4_REQFEAT_RQD = 1 << 8, SLI4_REQFEAT_IAAR = 1 << 9, SLI4_REQFEAT_HLM = 1 << 10, SLI4_REQFEAT_PERFH = 1 << 11, SLI4_REQFEAT_RXSEQ = 1 << 12, SLI4_REQFEAT_RXRI = 1 << 13, SLI4_REQFEAT_DCL2 = 1 << 14, SLI4_REQFEAT_RSCO = 1 << 15, SLI4_REQFEAT_MRQP = 1 << 16, }; struct sli4_cmd_request_features { struct sli4_mbox_command_header hdr; __le32 dw1_qry; __le32 cmd; __le32 resp; }; /* * SLI_CONFIG - submit a configuration command to Port * * Command is either embedded as part of the payload (embed) or located * in a separate memory buffer (mem) */ enum sli4_sli_config { SLI4_SLICONF_EMB = 0x1, /* DW1 */ SLI4_SLICONF_PMDCMD_SHIFT = 3, SLI4_SLICONF_PMDCMD_MASK = 0xf8, SLI4_SLICONF_PMDCMD_VAL_1 = 8, SLI4_SLICONF_PMDCNT = 0xf8, SLI4_SLICONF_PMD_LEN = 0x00ffffff, }; struct sli4_cmd_sli_config { struct sli4_mbox_command_header hdr; __le32 dw1_flags; __le32 payload_len; __le32 rsvd12[3]; union { u8 embed[58 * sizeof(u32)]; struct sli4_bufptr mem; } payload; }; /* READ_STATUS - read tx/rx status of a particular port */ #define SLI4_READSTATUS_CLEAR_COUNTERS 0x1 struct sli4_cmd_read_status { struct sli4_mbox_command_header hdr; __le32 dw1_flags; __le32 rsvd4; __le32 trans_kbyte_cnt; __le32 recv_kbyte_cnt; __le32 trans_frame_cnt; __le32 recv_frame_cnt; __le32 trans_seq_cnt; __le32 recv_seq_cnt; __le32 tot_exchanges_orig; __le32 tot_exchanges_resp; __le32 recv_p_bsy_cnt; __le32 recv_f_bsy_cnt; __le32 no_rq_buf_dropped_frames_cnt; __le32 empty_rq_timeout_cnt; __le32 no_xri_dropped_frames_cnt; __le32 empty_xri_pool_cnt; }; /* READ_LNK_STAT - read link status of a particular port */ enum sli4_read_link_stats_flags { SLI4_READ_LNKSTAT_REC = 1u << 0, SLI4_READ_LNKSTAT_GEC = 1u << 1, SLI4_READ_LNKSTAT_W02OF = 1u << 2, SLI4_READ_LNKSTAT_W03OF = 1u << 3, SLI4_READ_LNKSTAT_W04OF = 1u << 4, SLI4_READ_LNKSTAT_W05OF = 1u << 5, SLI4_READ_LNKSTAT_W06OF = 1u << 6, SLI4_READ_LNKSTAT_W07OF = 1u << 7, SLI4_READ_LNKSTAT_W08OF = 1u << 8, SLI4_READ_LNKSTAT_W09OF = 1u << 9, SLI4_READ_LNKSTAT_W10OF = 1u << 10, SLI4_READ_LNKSTAT_W11OF = 1u << 11, SLI4_READ_LNKSTAT_W12OF = 1u << 12, SLI4_READ_LNKSTAT_W13OF = 1u << 13, SLI4_READ_LNKSTAT_W14OF = 1u << 14, SLI4_READ_LNKSTAT_W15OF = 1u << 15, SLI4_READ_LNKSTAT_W16OF = 1u << 16, SLI4_READ_LNKSTAT_W17OF = 1u << 17, SLI4_READ_LNKSTAT_W18OF = 1u << 18, SLI4_READ_LNKSTAT_W19OF = 1u << 19, SLI4_READ_LNKSTAT_W20OF = 1u << 20, SLI4_READ_LNKSTAT_W21OF = 1u << 21, SLI4_READ_LNKSTAT_CLRC = 1u << 30, SLI4_READ_LNKSTAT_CLOF = 1u << 31, }; struct sli4_cmd_read_link_stats { struct sli4_mbox_command_header hdr; __le32 dw1_flags; __le32 linkfail_errcnt; __le32 losssync_errcnt; __le32 losssignal_errcnt; __le32 primseq_errcnt; __le32 inval_txword_errcnt; __le32 crc_errcnt; __le32 primseq_eventtimeout_cnt; __le32 elastic_bufoverrun_errcnt; __le32 arbit_fc_al_timeout_cnt; __le32 adv_rx_buftor_to_buf_credit; __le32 curr_rx_buf_to_buf_credit; __le32 adv_tx_buf_to_buf_credit; __le32 curr_tx_buf_to_buf_credit; __le32 rx_eofa_cnt; __le32 rx_eofdti_cnt; __le32 rx_eofni_cnt; __le32 rx_soff_cnt; __le32 rx_dropped_no_aer_cnt; __le32 rx_dropped_no_avail_rpi_rescnt; __le32 rx_dropped_no_avail_xri_rescnt; }; /* Format a WQE with WQ_ID Association performance hint */ static inline void sli_set_wq_id_association(void *entry, u16 q_id) { u32 *wqe = entry; /* * Set Word 10, bit 0 to zero * Set Word 10, bits 15:1 to the WQ ID */ wqe[10] &= ~0xffff; wqe[10] |= q_id << 1; } /* UNREG_FCFI - unregister a FCFI */ struct sli4_cmd_unreg_fcfi { struct sli4_mbox_command_header hdr; __le32 rsvd0; __le16 fcfi; __le16 rsvd6; }; /* UNREG_RPI - unregister one or more RPI */ enum sli4_unreg_rpi { SLI4_UNREG_RPI_DP = 0x2000, SLI4_UNREG_RPI_II_SHIFT = 14, SLI4_UNREG_RPI_II_MASK = 0xc000, SLI4_UNREG_RPI_II_RPI = 0x0000, SLI4_UNREG_RPI_II_VPI = 0x4000, SLI4_UNREG_RPI_II_VFI = 0x8000, SLI4_UNREG_RPI_II_FCFI = 0xc000, SLI4_UNREG_RPI_DEST_N_PORTID_MASK = 0x00ffffff, }; struct sli4_cmd_unreg_rpi { struct sli4_mbox_command_header hdr; __le16 index; __le16 dw1w1_flags; __le32 dw2_dest_n_portid; }; /* UNREG_VFI - unregister one or more VFI */ enum sli4_unreg_vfi { SLI4_UNREG_VFI_II_SHIFT = 14, SLI4_UNREG_VFI_II_MASK = 0xc000, SLI4_UNREG_VFI_II_VFI = 0x0000, SLI4_UNREG_VFI_II_FCFI = 0xc000, }; struct sli4_cmd_unreg_vfi { struct sli4_mbox_command_header hdr; __le32 rsvd0; __le16 index; __le16 dw2_flags; }; enum sli4_unreg_type { SLI4_UNREG_TYPE_PORT, SLI4_UNREG_TYPE_DOMAIN, SLI4_UNREG_TYPE_FCF, SLI4_UNREG_TYPE_ALL }; /* UNREG_VPI - unregister one or more VPI */ enum sli4_unreg_vpi { SLI4_UNREG_VPI_II_SHIFT = 14, SLI4_UNREG_VPI_II_MASK = 0xc000, SLI4_UNREG_VPI_II_VPI = 0x0000, SLI4_UNREG_VPI_II_VFI = 0x8000, SLI4_UNREG_VPI_II_FCFI = 0xc000, }; struct sli4_cmd_unreg_vpi { struct sli4_mbox_command_header hdr; __le32 rsvd0; __le16 index; __le16 dw2w0_flags; }; /* AUTO_XFER_RDY - Configure the auto-generate XFER-RDY feature */ struct sli4_cmd_config_auto_xfer_rdy { struct sli4_mbox_command_header hdr; __le32 rsvd0; __le32 max_burst_len; }; #define SLI4_CONFIG_AUTO_XFERRDY_BLKSIZE 0xffff struct sli4_cmd_config_auto_xfer_rdy_hp { struct sli4_mbox_command_header hdr; __le32 rsvd0; __le32 max_burst_len; __le32 dw3_esoc_flags; __le16 block_size; __le16 rsvd14; }; /************************************************************************* * SLI-4 common configuration command formats and definitions */ /* * Subsystem values. */ enum sli4_subsystem { SLI4_SUBSYSTEM_COMMON = 0x01, SLI4_SUBSYSTEM_LOWLEVEL = 0x0b, SLI4_SUBSYSTEM_FC = 0x0c, SLI4_SUBSYSTEM_DMTF = 0x11, }; #define SLI4_OPC_LOWLEVEL_SET_WATCHDOG 0X36 /* * Common opcode (OPC) values. */ enum sli4_cmn_opcode { SLI4_CMN_FUNCTION_RESET = 0x3d, SLI4_CMN_CREATE_CQ = 0x0c, SLI4_CMN_CREATE_CQ_SET = 0x1d, SLI4_CMN_DESTROY_CQ = 0x36, SLI4_CMN_MODIFY_EQ_DELAY = 0x29, SLI4_CMN_CREATE_EQ = 0x0d, SLI4_CMN_DESTROY_EQ = 0x37, SLI4_CMN_CREATE_MQ_EXT = 0x5a, SLI4_CMN_DESTROY_MQ = 0x35, SLI4_CMN_GET_CNTL_ATTRIBUTES = 0x20, SLI4_CMN_NOP = 0x21, SLI4_CMN_GET_RSC_EXTENT_INFO = 0x9a, SLI4_CMN_GET_SLI4_PARAMS = 0xb5, SLI4_CMN_QUERY_FW_CONFIG = 0x3a, SLI4_CMN_GET_PORT_NAME = 0x4d, SLI4_CMN_WRITE_FLASHROM = 0x07, /* TRANSCEIVER Data */ SLI4_CMN_READ_TRANS_DATA = 0x49, SLI4_CMN_GET_CNTL_ADDL_ATTRS = 0x79, SLI4_CMN_GET_FUNCTION_CFG = 0xa0, SLI4_CMN_GET_PROFILE_CFG = 0xa4, SLI4_CMN_SET_PROFILE_CFG = 0xa5, SLI4_CMN_GET_PROFILE_LIST = 0xa6, SLI4_CMN_GET_ACTIVE_PROFILE = 0xa7, SLI4_CMN_SET_ACTIVE_PROFILE = 0xa8, SLI4_CMN_READ_OBJECT = 0xab, SLI4_CMN_WRITE_OBJECT = 0xac, SLI4_CMN_DELETE_OBJECT = 0xae, SLI4_CMN_READ_OBJECT_LIST = 0xad, SLI4_CMN_SET_DUMP_LOCATION = 0xb8, SLI4_CMN_SET_FEATURES = 0xbf, SLI4_CMN_GET_RECFG_LINK_INFO = 0xc9, SLI4_CMN_SET_RECNG_LINK_ID = 0xca, }; /* DMTF opcode (OPC) values */ #define DMTF_EXEC_CLP_CMD 0x01 /* * COMMON_FUNCTION_RESET * * Resets the Port, returning it to a power-on state. This configuration * command does not have a payload and should set/expect the lengths to * be zero. */ struct sli4_rqst_cmn_function_reset { struct sli4_rqst_hdr hdr; }; struct sli4_rsp_cmn_function_reset { struct sli4_rsp_hdr hdr; }; /* * COMMON_GET_CNTL_ATTRIBUTES * * Query for information about the SLI Port */ enum sli4_cntrl_attr_flags { SLI4_CNTL_ATTR_PORTNUM = 0x3f, SLI4_CNTL_ATTR_PORTTYPE = 0xc0, }; struct sli4_rsp_cmn_get_cntl_attributes { struct sli4_rsp_hdr hdr; u8 version_str[32]; u8 manufacturer_name[32]; __le32 supported_modes; u8 eprom_version_lo; u8 eprom_version_hi; __le16 rsvd17; __le32 mbx_ds_version; __le32 ep_fw_ds_version; u8 ncsi_version_str[12]; __le32 def_extended_timeout; u8 model_number[32]; u8 description[64]; u8 serial_number[32]; u8 ip_version_str[32]; u8 fw_version_str[32]; u8 bios_version_str[32]; u8 redboot_version_str[32]; u8 driver_version_str[32]; u8 fw_on_flash_version_str[32]; __le32 functionalities_supported; __le16 max_cdb_length; u8 asic_revision; u8 generational_guid0; __le32 generational_guid1_12[3]; __le16 generational_guid13_14; u8 generational_guid15; u8 hba_port_count; __le16 default_link_down_timeout; u8 iscsi_version_min_max; u8 multifunctional_device; u8 cache_valid; u8 hba_status; u8 max_domains_supported; u8 port_num_type_flags; __le32 firmware_post_status; __le32 hba_mtu; u8 iscsi_features; u8 rsvd121[3]; __le16 pci_vendor_id; __le16 pci_device_id; __le16 pci_sub_vendor_id; __le16 pci_sub_system_id; u8 pci_bus_number; u8 pci_device_number; u8 pci_function_number; u8 interface_type; __le64 unique_identifier; u8 number_of_netfilters; u8 rsvd122[3]; }; /* * COMMON_GET_CNTL_ATTRIBUTES * * This command queries the controller information from the Flash ROM. */ struct sli4_rqst_cmn_get_cntl_addl_attributes { struct sli4_rqst_hdr hdr; }; struct sli4_rsp_cmn_get_cntl_addl_attributes { struct sli4_rsp_hdr hdr; __le16 ipl_file_number; u8 ipl_file_version; u8 rsvd4; u8 on_die_temperature; u8 rsvd5[3]; __le32 driver_advanced_features_supported; __le32 rsvd7[4]; char universal_bios_version[32]; char x86_bios_version[32]; char efi_bios_version[32]; char fcode_version[32]; char uefi_bios_version[32]; char uefi_nic_version[32]; char uefi_fcode_version[32]; char uefi_iscsi_version[32]; char iscsi_x86_bios_version[32]; char pxe_x86_bios_version[32]; u8 default_wwpn[8]; u8 ext_phy_version[32]; u8 fc_universal_bios_version[32]; u8 fc_x86_bios_version[32]; u8 fc_efi_bios_version[32]; u8 fc_fcode_version[32]; u8 ext_phy_crc_label[8]; u8 ipl_file_name[16]; u8 rsvd139[72]; }; /* * COMMON_NOP * * This command does not do anything; it only returns * the payload in the completion. */ struct sli4_rqst_cmn_nop { struct sli4_rqst_hdr hdr; __le32 context[2]; }; struct sli4_rsp_cmn_nop { struct sli4_rsp_hdr hdr; __le32 context[2]; }; struct sli4_rqst_cmn_get_resource_extent_info { struct sli4_rqst_hdr hdr; __le16 resource_type; __le16 rsvd16; }; enum sli4_rsc_type { SLI4_RSC_TYPE_VFI = 0x20, SLI4_RSC_TYPE_VPI = 0x21, SLI4_RSC_TYPE_RPI = 0x22, SLI4_RSC_TYPE_XRI = 0x23, }; struct sli4_rsp_cmn_get_resource_extent_info { struct sli4_rsp_hdr hdr; __le16 resource_extent_count; __le16 resource_extent_size; }; #define SLI4_128BYTE_WQE_SUPPORT 0x02 #define GET_Q_CNT_METHOD(m) \ (((m) & SLI4_PARAM_Q_CNT_MTHD_MASK) >> SLI4_PARAM_Q_CNT_MTHD_SHFT) #define GET_Q_CREATE_VERSION(v) \ (((v) & SLI4_PARAM_QV_MASK) >> SLI4_PARAM_QV_SHIFT) enum sli4_rsp_get_params_e { /*GENERIC*/ SLI4_PARAM_Q_CNT_MTHD_SHFT = 24, SLI4_PARAM_Q_CNT_MTHD_MASK = 0xf << 24, SLI4_PARAM_QV_SHIFT = 14, SLI4_PARAM_QV_MASK = 3 << 14, /* DW4 */ SLI4_PARAM_PROTO_TYPE_MASK = 0xff, /* DW5 */ SLI4_PARAM_FT = 1 << 0, SLI4_PARAM_SLI_REV_MASK = 0xf << 4, SLI4_PARAM_SLI_FAM_MASK = 0xf << 8, SLI4_PARAM_IF_TYPE_MASK = 0xf << 12, SLI4_PARAM_SLI_HINT1_MASK = 0xff << 16, SLI4_PARAM_SLI_HINT2_MASK = 0x1f << 24, /* DW6 */ SLI4_PARAM_EQ_PAGE_CNT_MASK = 0xf << 0, SLI4_PARAM_EQE_SZS_MASK = 0xf << 8, SLI4_PARAM_EQ_PAGE_SZS_MASK = 0xff << 16, /* DW8 */ SLI4_PARAM_CQ_PAGE_CNT_MASK = 0xf << 0, SLI4_PARAM_CQE_SZS_MASK = 0xf << 8, SLI4_PARAM_CQ_PAGE_SZS_MASK = 0xff << 16, /* DW10 */ SLI4_PARAM_MQ_PAGE_CNT_MASK = 0xf << 0, SLI4_PARAM_MQ_PAGE_SZS_MASK = 0xff << 16, /* DW12 */ SLI4_PARAM_WQ_PAGE_CNT_MASK = 0xf << 0, SLI4_PARAM_WQE_SZS_MASK = 0xf << 8, SLI4_PARAM_WQ_PAGE_SZS_MASK = 0xff << 16, /* DW14 */ SLI4_PARAM_RQ_PAGE_CNT_MASK = 0xf << 0, SLI4_PARAM_RQE_SZS_MASK = 0xf << 8, SLI4_PARAM_RQ_PAGE_SZS_MASK = 0xff << 16, /* DW15W1*/ SLI4_PARAM_RQ_DB_WINDOW_MASK = 0xf000, /* DW16 */ SLI4_PARAM_FC = 1 << 0, SLI4_PARAM_EXT = 1 << 1, SLI4_PARAM_HDRR = 1 << 2, SLI4_PARAM_SGLR = 1 << 3, SLI4_PARAM_FBRR = 1 << 4, SLI4_PARAM_AREG = 1 << 5, SLI4_PARAM_TGT = 1 << 6, SLI4_PARAM_TERP = 1 << 7, SLI4_PARAM_ASSI = 1 << 8, SLI4_PARAM_WCHN = 1 << 9, SLI4_PARAM_TCCA = 1 << 10, SLI4_PARAM_TRTY = 1 << 11, SLI4_PARAM_TRIR = 1 << 12, SLI4_PARAM_PHOFF = 1 << 13, SLI4_PARAM_PHON = 1 << 14, SLI4_PARAM_PHWQ = 1 << 15, SLI4_PARAM_BOUND_4GA = 1 << 16, SLI4_PARAM_RXC = 1 << 17, SLI4_PARAM_HLM = 1 << 18, SLI4_PARAM_IPR = 1 << 19, SLI4_PARAM_RXRI = 1 << 20, SLI4_PARAM_SGLC = 1 << 21, SLI4_PARAM_TIMM = 1 << 22, SLI4_PARAM_TSMM = 1 << 23, SLI4_PARAM_OAS = 1 << 25, SLI4_PARAM_LC = 1 << 26, SLI4_PARAM_AGXF = 1 << 27, SLI4_PARAM_LOOPBACK_MASK = 0xf << 28, /* DW18 */ SLI4_PARAM_SGL_PAGE_CNT_MASK = 0xf << 0, SLI4_PARAM_SGL_PAGE_SZS_MASK = 0xff << 8, SLI4_PARAM_SGL_PP_ALIGN_MASK = 0xff << 16, }; struct sli4_rqst_cmn_get_sli4_params { struct sli4_rqst_hdr hdr; }; struct sli4_rsp_cmn_get_sli4_params { struct sli4_rsp_hdr hdr; __le32 dw4_protocol_type; __le32 dw5_sli; __le32 dw6_eq_page_cnt; __le16 eqe_count_mask; __le16 rsvd26; __le32 dw8_cq_page_cnt; __le16 cqe_count_mask; __le16 rsvd34; __le32 dw10_mq_page_cnt; __le16 mqe_count_mask; __le16 rsvd42; __le32 dw12_wq_page_cnt; __le16 wqe_count_mask; __le16 rsvd50; __le32 dw14_rq_page_cnt; __le16 rqe_count_mask; __le16 dw15w1_rq_db_window; __le32 dw16_loopback_scope; __le32 sge_supported_length; __le32 dw18_sgl_page_cnt; __le16 min_rq_buffer_size; __le16 rsvd75; __le32 max_rq_buffer_size; __le16 physical_xri_max; __le16 physical_rpi_max; __le16 physical_vpi_max; __le16 physical_vfi_max; __le32 rsvd88; __le16 frag_num_field_offset; __le16 frag_num_field_size; __le16 sgl_index_field_offset; __le16 sgl_index_field_size; __le32 chain_sge_initial_value_lo; __le32 chain_sge_initial_value_hi; }; /*Port Types*/ enum sli4_port_types { SLI4_PORT_TYPE_ETH = 0, SLI4_PORT_TYPE_FC = 1, }; struct sli4_rqst_cmn_get_port_name { struct sli4_rqst_hdr hdr; u8 port_type; u8 rsvd4[3]; }; struct sli4_rsp_cmn_get_port_name { struct sli4_rsp_hdr hdr; char port_name[4]; }; struct sli4_rqst_cmn_write_flashrom { struct sli4_rqst_hdr hdr; __le32 flash_rom_access_opcode; __le32 flash_rom_access_operation_type; __le32 data_buffer_size; __le32 offset; u8 data_buffer[4]; }; /* * COMMON_READ_TRANSCEIVER_DATA * * This command reads SFF transceiver data(Format is defined * by the SFF-8472 specification). */ struct sli4_rqst_cmn_read_transceiver_data { struct sli4_rqst_hdr hdr; __le32 page_number; __le32 port; }; struct sli4_rsp_cmn_read_transceiver_data { struct sli4_rsp_hdr hdr; __le32 page_number; __le32 port; u8 page_data[128]; u8 page_data_2[128]; }; #define SLI4_REQ_DESIRE_READLEN 0xffffff struct sli4_rqst_cmn_read_object { struct sli4_rqst_hdr hdr; __le32 desired_read_length_dword; __le32 read_offset; u8 object_name[104]; __le32 host_buffer_descriptor_count; struct sli4_bde host_buffer_descriptor[]; }; #define RSP_COM_READ_OBJ_EOF 0x80000000 struct sli4_rsp_cmn_read_object { struct sli4_rsp_hdr hdr; __le32 actual_read_length; __le32 eof_dword; }; enum sli4_rqst_write_object_flags { SLI4_RQ_DES_WRITE_LEN = 0xffffff, SLI4_RQ_DES_WRITE_LEN_NOC = 0x40000000, SLI4_RQ_DES_WRITE_LEN_EOF = 0x80000000, }; struct sli4_rqst_cmn_write_object { struct sli4_rqst_hdr hdr; __le32 desired_write_len_dword; __le32 write_offset; u8 object_name[104]; __le32 host_buffer_descriptor_count; struct sli4_bde host_buffer_descriptor[]; }; #define RSP_CHANGE_STATUS 0xff struct sli4_rsp_cmn_write_object { struct sli4_rsp_hdr hdr; __le32 actual_write_length; __le32 change_status_dword; }; struct sli4_rqst_cmn_delete_object { struct sli4_rqst_hdr hdr; __le32 rsvd4; __le32 rsvd5; u8 object_name[104]; }; #define SLI4_RQ_OBJ_LIST_READ_LEN 0xffffff struct sli4_rqst_cmn_read_object_list { struct sli4_rqst_hdr hdr; __le32 desired_read_length_dword; __le32 read_offset; u8 object_name[104]; __le32 host_buffer_descriptor_count; struct sli4_bde host_buffer_descriptor[]; }; enum sli4_rqst_set_dump_flags { SLI4_CMN_SET_DUMP_BUFFER_LEN = 0xffffff, SLI4_CMN_SET_DUMP_FDB = 0x20000000, SLI4_CMN_SET_DUMP_BLP = 0x40000000, SLI4_CMN_SET_DUMP_QRY = 0x80000000, }; struct sli4_rqst_cmn_set_dump_location { struct sli4_rqst_hdr hdr; __le32 buffer_length_dword; __le32 buf_addr_low; __le32 buf_addr_high; }; struct sli4_rsp_cmn_set_dump_location { struct sli4_rsp_hdr hdr; __le32 buffer_length_dword; }; enum sli4_dump_level { SLI4_DUMP_LEVEL_NONE, SLI4_CHIP_LEVEL_DUMP, SLI4_FUNC_DESC_DUMP, }; enum sli4_dump_state { SLI4_DUMP_STATE_NONE, SLI4_CHIP_DUMP_STATE_VALID, SLI4_FUNC_DUMP_STATE_VALID, }; enum sli4_dump_status { SLI4_DUMP_READY_STATUS_NOT_READY, SLI4_DUMP_READY_STATUS_DD_PRESENT, SLI4_DUMP_READY_STATUS_FDB_PRESENT, SLI4_DUMP_READY_STATUS_SKIP_DUMP, SLI4_DUMP_READY_STATUS_FAILED = -1, }; enum sli4_set_features { SLI4_SET_FEATURES_DIF_SEED = 0x01, SLI4_SET_FEATURES_XRI_TIMER = 0x03, SLI4_SET_FEATURES_MAX_PCIE_SPEED = 0x04, SLI4_SET_FEATURES_FCTL_CHECK = 0x05, SLI4_SET_FEATURES_FEC = 0x06, SLI4_SET_FEATURES_PCIE_RECV_DETECT = 0x07, SLI4_SET_FEATURES_DIF_MEMORY_MODE = 0x08, SLI4_SET_FEATURES_DISABLE_SLI_PORT_PAUSE_STATE = 0x09, SLI4_SET_FEATURES_ENABLE_PCIE_OPTIONS = 0x0a, SLI4_SET_FEAT_CFG_AUTO_XFER_RDY_T10PI = 0x0c, SLI4_SET_FEATURES_ENABLE_MULTI_RECEIVE_QUEUE = 0x0d, SLI4_SET_FEATURES_SET_FTD_XFER_HINT = 0x0f, SLI4_SET_FEATURES_SLI_PORT_HEALTH_CHECK = 0x11, }; struct sli4_rqst_cmn_set_features { struct sli4_rqst_hdr hdr; __le32 feature; __le32 param_len; __le32 params[8]; }; struct sli4_rqst_cmn_set_features_dif_seed { __le16 seed; __le16 rsvd16; }; enum sli4_rqst_set_mrq_features { SLI4_RQ_MULTIRQ_ISR = 0x1, SLI4_RQ_MULTIRQ_AUTOGEN_XFER_RDY = 0x2, SLI4_RQ_MULTIRQ_NUM_RQS = 0xff, SLI4_RQ_MULTIRQ_RQ_SELECT = 0xf00, }; struct sli4_rqst_cmn_set_features_multirq { __le32 auto_gen_xfer_dword; __le32 num_rqs_dword; }; enum sli4_rqst_health_check_flags { SLI4_RQ_HEALTH_CHECK_ENABLE = 0x1, SLI4_RQ_HEALTH_CHECK_QUERY = 0x2, }; struct sli4_rqst_cmn_set_features_health_check { __le32 health_check_dword; }; struct sli4_rqst_cmn_set_features_set_fdt_xfer_hint { __le32 fdt_xfer_hint; }; struct sli4_rqst_dmtf_exec_clp_cmd { struct sli4_rqst_hdr hdr; __le32 cmd_buf_length; __le32 resp_buf_length; __le32 cmd_buf_addr_low; __le32 cmd_buf_addr_high; __le32 resp_buf_addr_low; __le32 resp_buf_addr_high; }; struct sli4_rsp_dmtf_exec_clp_cmd { struct sli4_rsp_hdr hdr; __le32 rsvd4; __le32 resp_length; __le32 rsvd6; __le32 rsvd7; __le32 rsvd8; __le32 rsvd9; __le32 clp_status; __le32 clp_detailed_status; }; #define SLI4_PROTOCOL_FC 0x10 #define SLI4_PROTOCOL_DEFAULT 0xff struct sli4_rspource_descriptor_v1 { u8 descriptor_type; u8 descriptor_length; __le16 rsvd16; __le32 type_specific[]; }; enum sli4_pcie_desc_flags { SLI4_PCIE_DESC_IMM = 0x4000, SLI4_PCIE_DESC_NOSV = 0x8000, SLI4_PCIE_DESC_PF_NO = 0x3ff0000, SLI4_PCIE_DESC_MISSN_ROLE = 0xff, SLI4_PCIE_DESC_PCHG = 0x8000000, SLI4_PCIE_DESC_SCHG = 0x10000000, SLI4_PCIE_DESC_XCHG = 0x20000000, SLI4_PCIE_DESC_XROM = 0xc0000000 }; struct sli4_pcie_resource_descriptor_v1 { u8 descriptor_type; u8 descriptor_length; __le16 imm_nosv_dword; __le32 pf_number_dword; __le32 rsvd3; u8 sriov_state; u8 pf_state; u8 pf_type; u8 rsvd4; __le16 number_of_vfs; __le16 rsvd5; __le32 mission_roles_dword; __le32 rsvd7[16]; }; struct sli4_rqst_cmn_get_function_config { struct sli4_rqst_hdr hdr; }; struct sli4_rsp_cmn_get_function_config { struct sli4_rsp_hdr hdr; __le32 desc_count; __le32 desc[54]; }; /* Link Config Descriptor for link config functions */ struct sli4_link_config_descriptor { u8 link_config_id; u8 rsvd1[3]; __le32 config_description[8]; }; #define MAX_LINK_DES 10 struct sli4_rqst_cmn_get_reconfig_link_info { struct sli4_rqst_hdr hdr; }; struct sli4_rsp_cmn_get_reconfig_link_info { struct sli4_rsp_hdr hdr; u8 active_link_config_id; u8 rsvd17; u8 next_link_config_id; u8 rsvd19; __le32 link_configuration_descriptor_count; struct sli4_link_config_descriptor desc[MAX_LINK_DES]; }; enum sli4_set_reconfig_link_flags { SLI4_SET_RECONFIG_LINKID_NEXT = 0xff, SLI4_SET_RECONFIG_LINKID_FD = 1u << 31, }; struct sli4_rqst_cmn_set_reconfig_link_id { struct sli4_rqst_hdr hdr; __le32 dw4_flags; }; struct sli4_rsp_cmn_set_reconfig_link_id { struct sli4_rsp_hdr hdr; }; struct sli4_rqst_lowlevel_set_watchdog { struct sli4_rqst_hdr hdr; __le16 watchdog_timeout; __le16 rsvd18; }; struct sli4_rsp_lowlevel_set_watchdog { struct sli4_rsp_hdr hdr; __le32 rsvd; }; /* FC opcode (OPC) values */ enum sli4_fc_opcodes { SLI4_OPC_WQ_CREATE = 0x1, SLI4_OPC_WQ_DESTROY = 0x2, SLI4_OPC_POST_SGL_PAGES = 0x3, SLI4_OPC_RQ_CREATE = 0x5, SLI4_OPC_RQ_DESTROY = 0x6, SLI4_OPC_READ_FCF_TABLE = 0x8, SLI4_OPC_POST_HDR_TEMPLATES = 0xb, SLI4_OPC_REDISCOVER_FCF = 0x10, }; /* Use the default CQ associated with the WQ */ #define SLI4_CQ_DEFAULT 0xffff /* * POST_SGL_PAGES * * Register the scatter gather list (SGL) memory and * associate it with an XRI. */ struct sli4_rqst_post_sgl_pages { struct sli4_rqst_hdr hdr; __le16 xri_start; __le16 xri_count; struct { __le32 page0_low; __le32 page0_high; __le32 page1_low; __le32 page1_high; } page_set[10]; }; struct sli4_rsp_post_sgl_pages { struct sli4_rsp_hdr hdr; }; struct sli4_rqst_post_hdr_templates { struct sli4_rqst_hdr hdr; __le16 rpi_offset; __le16 page_count; struct sli4_dmaaddr page_descriptor[]; }; #define SLI4_HDR_TEMPLATE_SIZE 64 enum sli4_io_flags { /* The XRI associated with this IO is already active */ SLI4_IO_CONTINUATION = 1 << 0, /* Automatically generate a good RSP frame */ SLI4_IO_AUTO_GOOD_RESPONSE = 1 << 1, SLI4_IO_NO_ABORT = 1 << 2, /* Set the DNRX bit because no auto xref rdy buffer is posted */ SLI4_IO_DNRX = 1 << 3, }; enum sli4_callback { SLI4_CB_LINK, SLI4_CB_MAX, }; enum sli4_link_status { SLI4_LINK_STATUS_UP, SLI4_LINK_STATUS_DOWN, SLI4_LINK_STATUS_NO_ALPA, SLI4_LINK_STATUS_MAX, }; enum sli4_link_topology { SLI4_LINK_TOPO_NON_FC_AL = 1, SLI4_LINK_TOPO_FC_AL, SLI4_LINK_TOPO_LOOPBACK_INTERNAL, SLI4_LINK_TOPO_LOOPBACK_EXTERNAL, SLI4_LINK_TOPO_NONE, SLI4_LINK_TOPO_MAX, }; enum sli4_link_medium { SLI4_LINK_MEDIUM_ETHERNET, SLI4_LINK_MEDIUM_FC, SLI4_LINK_MEDIUM_MAX, }; /******Driver specific structures******/ struct sli4_queue { /* Common to all queue types */ struct efc_dma dma; spinlock_t lock; /* Lock to protect the doorbell register * writes and queue reads */ u32 index; /* current host entry index */ u16 size; /* entry size */ u16 length; /* number of entries */ u16 n_posted; /* number entries posted for CQ, EQ */ u16 id; /* Port assigned xQ_ID */ u8 type; /* queue type ie EQ, CQ, ... */ void __iomem *db_regaddr; /* register address for the doorbell */ u16 phase; /* For if_type = 6, this value toggle * for each iteration of the queue, * a queue entry is valid when a cqe * valid bit matches this value */ u32 proc_limit; /* limit CQE processed per iteration */ u32 posted_limit; /* CQE/EQE process before ring db */ u32 max_num_processed; u64 max_process_time; union { u32 r_idx; /* "read" index (MQ only) */ u32 flag; } u; }; /* Parameters used to populate WQE*/ struct sli_bls_params { u32 s_id; u32 d_id; u16 ox_id; u16 rx_id; u32 rpi; u32 vpi; bool rpi_registered; u8 payload[12]; u16 xri; u16 tag; }; struct sli_els_params { u32 s_id; u32 d_id; u16 ox_id; u32 rpi; u32 vpi; bool rpi_registered; u32 xmit_len; u32 rsp_len; u8 timeout; u8 cmd; u16 xri; u16 tag; }; struct sli_ct_params { u8 r_ctl; u8 type; u8 df_ctl; u8 timeout; u16 ox_id; u32 d_id; u32 rpi; u32 vpi; bool rpi_registered; u32 xmit_len; u32 rsp_len; u16 xri; u16 tag; }; struct sli_fcp_tgt_params { u32 s_id; u32 d_id; u32 rpi; u32 vpi; u32 offset; u16 ox_id; u16 flags; u8 cs_ctl; u8 timeout; u32 app_id; u32 xmit_len; u16 xri; u16 tag; }; struct sli4_link_event { enum sli4_link_status status; enum sli4_link_topology topology; enum sli4_link_medium medium; u32 speed; u8 *loop_map; u32 fc_id; }; enum sli4_resource { SLI4_RSRC_VFI, SLI4_RSRC_VPI, SLI4_RSRC_RPI, SLI4_RSRC_XRI, SLI4_RSRC_FCFI, SLI4_RSRC_MAX, }; struct sli4_extent { u32 number; u32 size; u32 n_alloc; u32 *base; unsigned long *use_map; u32 map_size; }; struct sli4_queue_info { u16 max_qcount[SLI4_QTYPE_MAX]; u32 max_qentries[SLI4_QTYPE_MAX]; u16 count_mask[SLI4_QTYPE_MAX]; u16 count_method[SLI4_QTYPE_MAX]; u32 qpage_count[SLI4_QTYPE_MAX]; }; struct sli4_params { u8 has_extents; u8 auto_reg; u8 auto_xfer_rdy; u8 hdr_template_req; u8 perf_hint; u8 perf_wq_id_association; u8 cq_create_version; u8 mq_create_version; u8 high_login_mode; u8 sgl_pre_registered; u8 sgl_pre_reg_required; u8 t10_dif_inline_capable; u8 t10_dif_separate_capable; }; struct sli4 { void *os; struct pci_dev *pci; void __iomem *reg[PCI_STD_NUM_BARS]; u32 sli_rev; u32 sli_family; u32 if_type; u16 asic_type; u16 asic_rev; u16 e_d_tov; u16 r_a_tov; struct sli4_queue_info qinfo; u16 link_module_type; u8 rq_batch; u8 port_number; char port_name[2]; u16 rq_min_buf_size; u32 rq_max_buf_size; u8 topology; u8 wwpn[8]; u8 wwnn[8]; u32 fw_rev[2]; u8 fw_name[2][16]; char ipl_name[16]; u32 hw_rev[3]; char modeldesc[64]; char bios_version_string[32]; u32 wqe_size; u32 vpd_length; /* * Tracks the port resources using extents metaphor. For * devices that don't implement extents (i.e. * has_extents == FALSE), the code models each resource as * a single large extent. */ struct sli4_extent ext[SLI4_RSRC_MAX]; u32 features; struct sli4_params params; u32 sge_supported_length; u32 sgl_page_sizes; u32 max_sgl_pages; /* * Callback functions */ int (*link)(void *ctx, void *event); void *link_arg; struct efc_dma bmbx; /* Save pointer to physical memory descriptor for non-embedded * SLI_CONFIG commands for BMBX dumping purposes */ struct efc_dma *bmbx_non_emb_pmd; struct efc_dma vpd_data; }; static inline void sli_cmd_fill_hdr(struct sli4_rqst_hdr *hdr, u8 opc, u8 sub, u32 ver, __le32 len) { hdr->opcode = opc; hdr->subsystem = sub; hdr->dw3_version = cpu_to_le32(ver); hdr->request_length = len; } /** * Get / set parameter functions */ static inline u32 sli_get_max_sge(struct sli4 *sli4) { return sli4->sge_supported_length; } static inline u32 sli_get_max_sgl(struct sli4 *sli4) { if (sli4->sgl_page_sizes != 1) { efc_log_err(sli4, "unsupported SGL page sizes %#x\n", sli4->sgl_page_sizes); return 0; } return (sli4->max_sgl_pages * SLI_PAGE_SIZE) / sizeof(struct sli4_sge); } static inline enum sli4_link_medium sli_get_medium(struct sli4 *sli4) { switch (sli4->topology) { case SLI4_READ_CFG_TOPO_FC: case SLI4_READ_CFG_TOPO_FC_AL: case SLI4_READ_CFG_TOPO_NON_FC_AL: return SLI4_LINK_MEDIUM_FC; default: return SLI4_LINK_MEDIUM_MAX; } } static inline u32 sli_get_lmt(struct sli4 *sli4) { return sli4->link_module_type; } static inline int sli_set_topology(struct sli4 *sli4, u32 value) { int rc = 0; switch (value) { case SLI4_READ_CFG_TOPO_FC: case SLI4_READ_CFG_TOPO_FC_AL: case SLI4_READ_CFG_TOPO_NON_FC_AL: sli4->topology = value; break; default: efc_log_err(sli4, "unsupported topology %#x\n", value); rc = -1; } return rc; } static inline u32 sli_convert_mask_to_count(u32 method, u32 mask) { u32 count = 0; if (method) { count = 1 << (31 - __builtin_clz(mask)); count *= 16; } else { count = mask; } return count; } static inline u32 sli_reg_read_status(struct sli4 *sli) { return readl(sli->reg[0] + SLI4_PORT_STATUS_REGOFF); } static inline int sli_fw_error_status(struct sli4 *sli4) { return (sli_reg_read_status(sli4) & SLI4_PORT_STATUS_ERR) ? 1 : 0; } static inline u32 sli_reg_read_err1(struct sli4 *sli) { return readl(sli->reg[0] + SLI4_PORT_ERROR1); } static inline u32 sli_reg_read_err2(struct sli4 *sli) { return readl(sli->reg[0] + SLI4_PORT_ERROR2); } static inline int sli_fc_rqe_length(struct sli4 *sli4, void *cqe, u32 *len_hdr, u32 *len_data) { struct sli4_fc_async_rcqe *rcqe = cqe; *len_hdr = *len_data = 0; if (rcqe->status == SLI4_FC_ASYNC_RQ_SUCCESS) { *len_hdr = rcqe->hdpl_byte & SLI4_RACQE_HDPL; *len_data = le16_to_cpu(rcqe->data_placement_length); return 0; } else { return -1; } } static inline u8 sli_fc_rqe_fcfi(struct sli4 *sli4, void *cqe) { u8 code = ((u8 *)cqe)[SLI4_CQE_CODE_OFFSET]; u8 fcfi = U8_MAX; switch (code) { case SLI4_CQE_CODE_RQ_ASYNC: { struct sli4_fc_async_rcqe *rcqe = cqe; fcfi = le16_to_cpu(rcqe->fcfi_rq_id_word) & SLI4_RACQE_FCFI; break; } case SLI4_CQE_CODE_RQ_ASYNC_V1: { struct sli4_fc_async_rcqe_v1 *rcqev1 = cqe; fcfi = rcqev1->fcfi_byte & SLI4_RACQE_FCFI; break; } case SLI4_CQE_CODE_OPTIMIZED_WRITE_CMD: { struct sli4_fc_optimized_write_cmd_cqe *opt_wr = cqe; fcfi = opt_wr->flags0 & SLI4_OCQE_FCFI; break; } } return fcfi; } /**************************************************************************** * Function prototypes */ int sli_cmd_config_link(struct sli4 *sli4, void *buf); int sli_cmd_down_link(struct sli4 *sli4, void *buf); int sli_cmd_dump_type4(struct sli4 *sli4, void *buf, u16 wki); int sli_cmd_common_read_transceiver_data(struct sli4 *sli4, void *buf, u32 page_num, struct efc_dma *dma); int sli_cmd_read_link_stats(struct sli4 *sli4, void *buf, u8 req_stats, u8 clear_overflow_flags, u8 clear_all_counters); int sli_cmd_read_status(struct sli4 *sli4, void *buf, u8 clear); int sli_cmd_init_link(struct sli4 *sli4, void *buf, u32 speed, u8 reset_alpa); int sli_cmd_init_vfi(struct sli4 *sli4, void *buf, u16 vfi, u16 fcfi, u16 vpi); int sli_cmd_init_vpi(struct sli4 *sli4, void *buf, u16 vpi, u16 vfi); int sli_cmd_post_xri(struct sli4 *sli4, void *buf, u16 base, u16 cnt); int sli_cmd_release_xri(struct sli4 *sli4, void *buf, u8 num_xri); int sli_cmd_read_sparm64(struct sli4 *sli4, void *buf, struct efc_dma *dma, u16 vpi); int sli_cmd_read_topology(struct sli4 *sli4, void *buf, struct efc_dma *dma); int sli_cmd_read_nvparms(struct sli4 *sli4, void *buf); int sli_cmd_write_nvparms(struct sli4 *sli4, void *buf, u8 *wwpn, u8 *wwnn, u8 hard_alpa, u32 preferred_d_id); int sli_cmd_reg_fcfi(struct sli4 *sli4, void *buf, u16 index, struct sli4_cmd_rq_cfg *rq_cfg); int sli_cmd_reg_fcfi_mrq(struct sli4 *sli4, void *buf, u8 mode, u16 index, u8 rq_selection_policy, u8 mrq_bit_mask, u16 num_mrqs, struct sli4_cmd_rq_cfg *rq_cfg); int sli_cmd_reg_rpi(struct sli4 *sli4, void *buf, u32 rpi, u32 vpi, u32 fc_id, struct efc_dma *dma, u8 update, u8 enable_t10_pi); int sli_cmd_unreg_fcfi(struct sli4 *sli4, void *buf, u16 indicator); int sli_cmd_unreg_rpi(struct sli4 *sli4, void *buf, u16 indicator, enum sli4_resource which, u32 fc_id); int sli_cmd_reg_vpi(struct sli4 *sli4, void *buf, u32 fc_id, __be64 sli_wwpn, u16 vpi, u16 vfi, bool update); int sli_cmd_reg_vfi(struct sli4 *sli4, void *buf, size_t size, u16 vfi, u16 fcfi, struct efc_dma dma, u16 vpi, __be64 sli_wwpn, u32 fc_id); int sli_cmd_unreg_vpi(struct sli4 *sli4, void *buf, u16 id, u32 type); int sli_cmd_unreg_vfi(struct sli4 *sli4, void *buf, u16 idx, u32 type); int sli_cmd_common_nop(struct sli4 *sli4, void *buf, uint64_t context); int sli_cmd_common_get_resource_extent_info(struct sli4 *sli4, void *buf, u16 rtype); int sli_cmd_common_get_sli4_parameters(struct sli4 *sli4, void *buf); int sli_cmd_common_write_object(struct sli4 *sli4, void *buf, u16 noc, u16 eof, u32 len, u32 offset, char *name, struct efc_dma *dma); int sli_cmd_common_delete_object(struct sli4 *sli4, void *buf, char *object_name); int sli_cmd_common_read_object(struct sli4 *sli4, void *buf, u32 length, u32 offset, char *name, struct efc_dma *dma); int sli_cmd_dmtf_exec_clp_cmd(struct sli4 *sli4, void *buf, struct efc_dma *cmd, struct efc_dma *resp); int sli_cmd_common_set_dump_location(struct sli4 *sli4, void *buf, bool query, bool is_buffer_list, struct efc_dma *dma, u8 fdb); int sli_cmd_common_set_features(struct sli4 *sli4, void *buf, u32 feature, u32 param_len, void *parameter); int sli_cqe_mq(struct sli4 *sli4, void *buf); int sli_cqe_async(struct sli4 *sli4, void *buf); int sli_setup(struct sli4 *sli4, void *os, struct pci_dev *pdev, void __iomem *r[]); void sli_calc_max_qentries(struct sli4 *sli4); int sli_init(struct sli4 *sli4); int sli_reset(struct sli4 *sli4); int sli_fw_reset(struct sli4 *sli4); void sli_teardown(struct sli4 *sli4); int sli_callback(struct sli4 *sli4, enum sli4_callback cb, void *func, void *arg); int sli_bmbx_command(struct sli4 *sli4); int __sli_queue_init(struct sli4 *sli4, struct sli4_queue *q, u32 qtype, size_t size, u32 n_entries, u32 align); int __sli_create_queue(struct sli4 *sli4, struct sli4_queue *q); int sli_eq_modify_delay(struct sli4 *sli4, struct sli4_queue *eq, u32 num_eq, u32 shift, u32 delay_mult); int sli_queue_alloc(struct sli4 *sli4, u32 qtype, struct sli4_queue *q, u32 n_entries, struct sli4_queue *assoc); int sli_cq_alloc_set(struct sli4 *sli4, struct sli4_queue *qs[], u32 num_cqs, u32 n_entries, struct sli4_queue *eqs[]); int sli_get_queue_entry_size(struct sli4 *sli4, u32 qtype); int sli_queue_free(struct sli4 *sli4, struct sli4_queue *q, u32 destroy_queues, u32 free_memory); int sli_queue_eq_arm(struct sli4 *sli4, struct sli4_queue *q, bool arm); int sli_queue_arm(struct sli4 *sli4, struct sli4_queue *q, bool arm); int sli_wq_write(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); int sli_mq_write(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); int sli_rq_write(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); int sli_eq_read(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); int sli_cq_read(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); int sli_mq_read(struct sli4 *sli4, struct sli4_queue *q, u8 *entry); int sli_resource_alloc(struct sli4 *sli4, enum sli4_resource rtype, u32 *rid, u32 *index); int sli_resource_free(struct sli4 *sli4, enum sli4_resource rtype, u32 rid); int sli_resource_reset(struct sli4 *sli4, enum sli4_resource rtype); int sli_eq_parse(struct sli4 *sli4, u8 *buf, u16 *cq_id); int sli_cq_parse(struct sli4 *sli4, struct sli4_queue *cq, u8 *cqe, enum sli4_qentry *etype, u16 *q_id); int sli_raise_ue(struct sli4 *sli4, u8 dump); int sli_dump_is_ready(struct sli4 *sli4); bool sli_reset_required(struct sli4 *sli4); bool sli_fw_ready(struct sli4 *sli4); int sli_fc_process_link_attention(struct sli4 *sli4, void *acqe); int sli_fc_cqe_parse(struct sli4 *sli4, struct sli4_queue *cq, u8 *cqe, enum sli4_qentry *etype, u16 *rid); u32 sli_fc_response_length(struct sli4 *sli4, u8 *cqe); u32 sli_fc_io_length(struct sli4 *sli4, u8 *cqe); int sli_fc_els_did(struct sli4 *sli4, u8 *cqe, u32 *d_id); u32 sli_fc_ext_status(struct sli4 *sli4, u8 *cqe); int sli_fc_rqe_rqid_and_index(struct sli4 *sli4, u8 *cqe, u16 *rq_id, u32 *index); int sli_cmd_wq_create(struct sli4 *sli4, void *buf, struct efc_dma *qmem, u16 cq_id); int sli_cmd_post_sgl_pages(struct sli4 *sli4, void *buf, u16 xri, u32 xri_count, struct efc_dma *page0[], struct efc_dma *page1[], struct efc_dma *dma); int sli_cmd_post_hdr_templates(struct sli4 *sli4, void *buf, struct efc_dma *dma, u16 rpi, struct efc_dma *payload_dma); int sli_fc_rq_alloc(struct sli4 *sli4, struct sli4_queue *q, u32 n_entries, u32 buffer_size, struct sli4_queue *cq, bool is_hdr); int sli_fc_rq_set_alloc(struct sli4 *sli4, u32 num_rq_pairs, struct sli4_queue *q[], u32 base_cq_id, u32 num, u32 hdr_buf_size, u32 data_buf_size); u32 sli_fc_get_rpi_requirements(struct sli4 *sli4, u32 n_rpi); int sli_abort_wqe(struct sli4 *sli4, void *buf, enum sli4_abort_type type, bool send_abts, u32 ids, u32 mask, u16 tag, u16 cq_id); int sli_send_frame_wqe(struct sli4 *sli4, void *buf, u8 sof, u8 eof, u32 *hdr, struct efc_dma *payload, u32 req_len, u8 timeout, u16 xri, u16 req_tag); int sli_xmit_els_rsp64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *rsp, struct sli_els_params *params); int sli_els_request64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, struct sli_els_params *params); int sli_fcp_icmnd64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, u16 xri, u16 tag, u16 cq_id, u32 rpi, u32 rnode_fcid, u8 timeout); int sli_fcp_iread64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, u32 first_data_sge, u32 xfer_len, u16 xri, u16 tag, u16 cq_id, u32 rpi, u32 rnode_fcid, u8 dif, u8 bs, u8 timeout); int sli_fcp_iwrite64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, u32 first_data_sge, u32 xfer_len, u32 first_burst, u16 xri, u16 tag, u16 cq_id, u32 rpi, u32 rnode_fcid, u8 dif, u8 bs, u8 timeout); int sli_fcp_treceive64_wqe(struct sli4 *sli, void *buf, struct efc_dma *sgl, u32 first_data_sge, u16 cq_id, u8 dif, u8 bs, struct sli_fcp_tgt_params *params); int sli_fcp_cont_treceive64_wqe(struct sli4 *sli, void *buf, struct efc_dma *sgl, u32 first_data_sge, u16 sec_xri, u16 cq_id, u8 dif, u8 bs, struct sli_fcp_tgt_params *params); int sli_fcp_trsp64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, u16 cq_id, u8 port_owned, struct sli_fcp_tgt_params *params); int sli_fcp_tsend64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, u32 first_data_sge, u16 cq_id, u8 dif, u8 bs, struct sli_fcp_tgt_params *params); int sli_gen_request64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *sgl, struct sli_ct_params *params); int sli_xmit_bls_rsp64_wqe(struct sli4 *sli4, void *buf, struct sli_bls_payload *payload, struct sli_bls_params *params); int sli_xmit_sequence64_wqe(struct sli4 *sli4, void *buf, struct efc_dma *payload, struct sli_ct_params *params); int sli_requeue_xri_wqe(struct sli4 *sli4, void *buf, u16 xri, u16 tag, u16 cq_id); void sli4_cmd_lowlevel_set_watchdog(struct sli4 *sli4, void *buf, size_t size, u16 timeout); const char *sli_fc_get_status_string(u32 status); #endif /* !_SLI4_H */
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2026-05-26