diff options
Diffstat (limited to 'drivers/scsi/be2iscsi/be_cmds.h')
| -rw-r--r-- | drivers/scsi/be2iscsi/be_cmds.h | 1466 |
1 files changed, 1466 insertions, 0 deletions
diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h new file mode 100644 index 000000000..6f05d1dfa --- /dev/null +++ b/drivers/scsi/be2iscsi/be_cmds.h @@ -0,0 +1,1466 @@ +/* + * Copyright 2017 Broadcom. All Rights Reserved. + * The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. The full GNU General + * Public License is included in this distribution in the file called COPYING. + * + * Contact Information: + * linux-drivers@broadcom.com + * + */ + +#ifndef BEISCSI_CMDS_H +#define BEISCSI_CMDS_H + +/** + * The driver sends configuration and managements command requests to the + * firmware in the BE. These requests are communicated to the processor + * using Work Request Blocks (WRBs) submitted to the MCC-WRB ring or via one + * WRB inside a MAILBOX. + * The commands are serviced by the ARM processor in the OneConnect's MPU. + */ +struct be_sge { + __le32 pa_lo; + __le32 pa_hi; + __le32 len; +}; + +struct be_mcc_wrb { + u32 emb_sgecnt_special; /* dword 0 */ + /* bits 0 - embedded */ + /* bits 1 - 2 reserved */ + /* bits 3 - 7 sge count */ + /* bits 8 - 23 reserved */ + /* bits 24 - 31 special */ +#define MCC_WRB_EMBEDDED_MASK 1 +#define MCC_WRB_SGE_CNT_SHIFT 3 +#define MCC_WRB_SGE_CNT_MASK 0x1F + u32 payload_length; /* dword 1 */ + u32 tag0; /* dword 2 */ + u32 tag1; /* dword 3 */ + u32 rsvd; /* dword 4 */ + union { +#define EMBED_MBX_MAX_PAYLOAD_SIZE 220 + u8 embedded_payload[236]; /* used by embedded cmds */ + struct be_sge sgl[19]; /* used by non-embedded cmds */ + } payload; +}; + +#define CQE_FLAGS_VALID_MASK (1 << 31) +#define CQE_FLAGS_ASYNC_MASK (1 << 30) +#define CQE_FLAGS_COMPLETED_MASK (1 << 28) +#define CQE_FLAGS_CONSUMED_MASK (1 << 27) + +/* Completion Status */ +#define MCC_STATUS_SUCCESS 0x0 +#define MCC_STATUS_FAILED 0x1 +#define MCC_STATUS_ILLEGAL_REQUEST 0x2 +#define MCC_STATUS_ILLEGAL_FIELD 0x3 +#define MCC_STATUS_INSUFFICIENT_BUFFER 0x4 +#define MCC_STATUS_INVALID_LENGTH 0x74 + +#define CQE_STATUS_COMPL_MASK 0xFFFF +#define CQE_STATUS_COMPL_SHIFT 0 /* bits 0 - 15 */ +#define CQE_STATUS_EXTD_MASK 0xFFFF +#define CQE_STATUS_EXTD_SHIFT 16 /* bits 31 - 16 */ +#define CQE_STATUS_ADDL_MASK 0xFF00 +#define CQE_STATUS_ADDL_SHIFT 8 +#define CQE_STATUS_MASK 0xFF +#define CQE_STATUS_WRB_MASK 0xFF0000 +#define CQE_STATUS_WRB_SHIFT 16 + +#define BEISCSI_HOST_MBX_TIMEOUT (110 * 1000) +#define BEISCSI_FW_MBX_TIMEOUT 100 + +/* MBOX Command VER */ +#define MBX_CMD_VER1 0x01 +#define MBX_CMD_VER2 0x02 + +struct be_mcc_compl { + u32 status; /* dword 0 */ + u32 tag0; /* dword 1 */ + u32 tag1; /* dword 2 */ + u32 flags; /* dword 3 */ +}; + +/********* Mailbox door bell *************/ +/** + * Used for driver communication with the FW. + * The software must write this register twice to post any command. First, + * it writes the register with hi=1 and the upper bits of the physical address + * for the MAILBOX structure. Software must poll the ready bit until this + * is acknowledged. Then, sotware writes the register with hi=0 with the lower + * bits in the address. It must poll the ready bit until the command is + * complete. Upon completion, the MAILBOX will contain a valid completion + * queue entry. + */ +#define MPU_MAILBOX_DB_OFFSET 0x160 +#define MPU_MAILBOX_DB_RDY_MASK 0x1 /* bit 0 */ +#define MPU_MAILBOX_DB_HI_MASK 0x2 /* bit 1 */ + +/********** MPU semphore: used for SH & BE ******************/ +#define SLIPORT_SOFTRESET_OFFSET 0x5c /* CSR BAR offset */ +#define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */ +#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */ +#define POST_STAGE_MASK 0x0000FFFF +#define POST_ERROR_BIT 0x80000000 +#define POST_ERR_RECOVERY_CODE_MASK 0xF000 + +/* Soft Reset register masks */ +#define SLIPORT_SOFTRESET_SR_MASK 0x00000080 /* SR bit */ + +/* MPU semphore POST stage values */ +#define POST_STAGE_AWAITING_HOST_RDY 0x1 /* FW awaiting goahead from host */ +#define POST_STAGE_HOST_RDY 0x2 /* Host has given go-ahed to FW */ +#define POST_STAGE_BE_RESET 0x3 /* Host wants to reset chip */ +#define POST_STAGE_ARMFW_RDY 0xC000 /* FW is done with POST */ +#define POST_STAGE_RECOVERABLE_ERR 0xE000 /* Recoverable err detected */ + +/********** MCC door bell ************/ +#define DB_MCCQ_OFFSET 0x140 +#define DB_MCCQ_RING_ID_MASK 0xFFFF /* bits 0 - 15 */ +/* Number of entries posted */ +#define DB_MCCQ_NUM_POSTED_SHIFT 16 /* bits 16 - 29 */ + +/** + * When the async bit of mcc_compl is set, the last 4 bytes of + * mcc_compl is interpreted as follows: + */ +#define ASYNC_TRAILER_EVENT_CODE_SHIFT 8 /* bits 8 - 15 */ +#define ASYNC_TRAILER_EVENT_CODE_MASK 0xFF +#define ASYNC_EVENT_CODE_LINK_STATE 0x1 +#define ASYNC_EVENT_CODE_ISCSI 0x4 +#define ASYNC_EVENT_CODE_SLI 0x11 + +#define ASYNC_TRAILER_EVENT_TYPE_SHIFT 16 /* bits 16 - 23 */ +#define ASYNC_TRAILER_EVENT_TYPE_MASK 0xFF + +/* iSCSI events */ +#define ASYNC_EVENT_NEW_ISCSI_TGT_DISC 0x4 +#define ASYNC_EVENT_NEW_ISCSI_CONN 0x5 +#define ASYNC_EVENT_NEW_TCP_CONN 0x7 + +/* SLI events */ +#define ASYNC_SLI_EVENT_TYPE_MISCONFIGURED 0x9 +#define ASYNC_SLI_LINK_EFFECT_VALID(le) (le & 0x80) +#define ASYNC_SLI_LINK_EFFECT_SEV(le) ((le >> 1) & 0x03) +#define ASYNC_SLI_LINK_EFFECT_STATE(le) (le & 0x01) + +struct be_async_event_trailer { + u32 code; +}; + +enum { + ASYNC_EVENT_LINK_DOWN = 0x0, + ASYNC_EVENT_LINK_UP = 0x1, +}; + +/** + * When the event code of an async trailer is link-state, the mcc_compl + * must be interpreted as follows + */ +struct be_async_event_link_state { + u8 physical_port; + u8 port_link_status; +/** + * ASYNC_EVENT_LINK_DOWN 0x0 + * ASYNC_EVENT_LINK_UP 0x1 + * ASYNC_EVENT_LINK_LOGICAL_DOWN 0x2 + * ASYNC_EVENT_LINK_LOGICAL_UP 0x3 + */ +#define BE_ASYNC_LINK_UP_MASK 0x01 + u8 port_duplex; + u8 port_speed; +/* BE2ISCSI_LINK_SPEED_ZERO 0x00 - no link */ +#define BE2ISCSI_LINK_SPEED_10MBPS 0x01 +#define BE2ISCSI_LINK_SPEED_100MBPS 0x02 +#define BE2ISCSI_LINK_SPEED_1GBPS 0x03 +#define BE2ISCSI_LINK_SPEED_10GBPS 0x04 +#define BE2ISCSI_LINK_SPEED_25GBPS 0x06 +#define BE2ISCSI_LINK_SPEED_40GBPS 0x07 + u8 port_fault; + u8 event_reason; + u16 qos_link_speed; + u32 event_tag; + struct be_async_event_trailer trailer; +} __packed; + +/** + * When async-trailer is SLI event, mcc_compl is interpreted as + */ +struct be_async_event_sli { + u32 event_data1; + u32 event_data2; + u32 reserved; + u32 trailer; +} __packed; + +struct be_mcc_mailbox { + struct be_mcc_wrb wrb; + struct be_mcc_compl compl; +}; + +/* Type of subsystems supported by FW */ +#define CMD_SUBSYSTEM_COMMON 0x1 +#define CMD_SUBSYSTEM_ISCSI 0x2 +#define CMD_SUBSYSTEM_ETH 0x3 +#define CMD_SUBSYSTEM_ISCSI_INI 0x6 +#define CMD_COMMON_TCP_UPLOAD 0x1 + +/** + * List of common opcodes subsystem CMD_SUBSYSTEM_COMMON + * These opcodes are unique for each subsystem defined above + */ +#define OPCODE_COMMON_CQ_CREATE 12 +#define OPCODE_COMMON_EQ_CREATE 13 +#define OPCODE_COMMON_MCC_CREATE 21 +#define OPCODE_COMMON_MCC_CREATE_EXT 90 +#define OPCODE_COMMON_ADD_TEMPLATE_HEADER_BUFFERS 24 +#define OPCODE_COMMON_REMOVE_TEMPLATE_HEADER_BUFFERS 25 +#define OPCODE_COMMON_GET_CNTL_ATTRIBUTES 32 +#define OPCODE_COMMON_GET_FW_VERSION 35 +#define OPCODE_COMMON_MODIFY_EQ_DELAY 41 +#define OPCODE_COMMON_FIRMWARE_CONFIG 42 +#define OPCODE_COMMON_MCC_DESTROY 53 +#define OPCODE_COMMON_CQ_DESTROY 54 +#define OPCODE_COMMON_EQ_DESTROY 55 +#define OPCODE_COMMON_QUERY_FIRMWARE_CONFIG 58 +#define OPCODE_COMMON_FUNCTION_RESET 61 +#define OPCODE_COMMON_GET_PORT_NAME 77 +#define OPCODE_COMMON_SET_HOST_DATA 93 +#define OPCODE_COMMON_SET_FEATURES 191 + +/** + * LIST of opcodes that are common between Initiator and Target + * used by CMD_SUBSYSTEM_ISCSI + * These opcodes are unique for each subsystem defined above + */ +#define OPCODE_COMMON_ISCSI_CFG_POST_SGL_PAGES 2 +#define OPCODE_COMMON_ISCSI_CFG_REMOVE_SGL_PAGES 3 +#define OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG 7 +#define OPCODE_COMMON_ISCSI_NTWK_SET_VLAN 14 +#define OPCODE_COMMON_ISCSI_NTWK_CONFIG_STATELESS_IP_ADDR 17 +#define OPCODE_COMMON_ISCSI_NTWK_REL_STATELESS_IP_ADDR 18 +#define OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR 21 +#define OPCODE_COMMON_ISCSI_NTWK_GET_DEFAULT_GATEWAY 22 +#define OPCODE_COMMON_ISCSI_NTWK_MODIFY_DEFAULT_GATEWAY 23 +#define OPCODE_COMMON_ISCSI_NTWK_GET_ALL_IF_ID 24 +#define OPCODE_COMMON_ISCSI_NTWK_GET_IF_INFO 25 +#define OPCODE_COMMON_ISCSI_SET_FRAGNUM_BITS_FOR_SGL_CRA 61 +#define OPCODE_COMMON_ISCSI_DEFQ_CREATE 64 +#define OPCODE_COMMON_ISCSI_DEFQ_DESTROY 65 +#define OPCODE_COMMON_ISCSI_WRBQ_CREATE 66 +#define OPCODE_COMMON_ISCSI_WRBQ_DESTROY 67 + +struct be_cmd_req_hdr { + u8 opcode; /* dword 0 */ + u8 subsystem; /* dword 0 */ + u8 port_number; /* dword 0 */ + u8 domain; /* dword 0 */ + u32 timeout; /* dword 1 */ + u32 request_length; /* dword 2 */ + u8 version; /* dword 3 */ + u8 rsvd0[3]; /* dword 3 */ +}; + +struct be_cmd_resp_hdr { + u32 info; /* dword 0 */ + u32 status; /* dword 1 */ + u32 response_length; /* dword 2 */ + u32 actual_resp_len; /* dword 3 */ +}; + +struct phys_addr { + u32 lo; + u32 hi; +}; + +struct virt_addr { + u32 lo; + u32 hi; +}; +/************************** + * BE Command definitions * + **************************/ + +/** + * Pseudo amap definition in which each bit of the actual structure is defined + * as a byte - used to calculate offset/shift/mask of each field + */ +struct amap_eq_context { + u8 cidx[13]; /* dword 0 */ + u8 rsvd0[3]; /* dword 0 */ + u8 epidx[13]; /* dword 0 */ + u8 valid; /* dword 0 */ + u8 rsvd1; /* dword 0 */ + u8 size; /* dword 0 */ + u8 pidx[13]; /* dword 1 */ + u8 rsvd2[3]; /* dword 1 */ + u8 pd[10]; /* dword 1 */ + u8 count[3]; /* dword 1 */ + u8 solevent; /* dword 1 */ + u8 stalled; /* dword 1 */ + u8 armed; /* dword 1 */ + u8 rsvd3[4]; /* dword 2 */ + u8 func[8]; /* dword 2 */ + u8 rsvd4; /* dword 2 */ + u8 delaymult[10]; /* dword 2 */ + u8 rsvd5[2]; /* dword 2 */ + u8 phase[2]; /* dword 2 */ + u8 nodelay; /* dword 2 */ + u8 rsvd6[4]; /* dword 2 */ + u8 rsvd7[32]; /* dword 3 */ +} __packed; + +struct be_cmd_req_eq_create { + struct be_cmd_req_hdr hdr; /* dw[4] */ + u16 num_pages; /* sword */ + u16 rsvd0; /* sword */ + u8 context[sizeof(struct amap_eq_context) / 8]; /* dw[4] */ + struct phys_addr pages[8]; +} __packed; + +struct be_cmd_resp_eq_create { + struct be_cmd_resp_hdr resp_hdr; + u16 eq_id; /* sword */ + u16 rsvd0; /* sword */ +} __packed; + +struct be_set_eqd { + u32 eq_id; + u32 phase; + u32 delay_multiplier; +} __packed; + +struct mgmt_chap_format { + u32 flags; + u8 intr_chap_name[256]; + u8 intr_secret[16]; + u8 target_chap_name[256]; + u8 target_secret[16]; + u16 intr_chap_name_length; + u16 intr_secret_length; + u16 target_chap_name_length; + u16 target_secret_length; +} __packed; + +struct mgmt_auth_method_format { + u8 auth_method_type; + u8 padding[3]; + struct mgmt_chap_format chap; +} __packed; + +struct be_cmd_req_logout_fw_sess { + struct be_cmd_req_hdr hdr; /* dw[4] */ + uint32_t session_handle; +} __packed; + +struct be_cmd_resp_logout_fw_sess { + struct be_cmd_resp_hdr hdr; /* dw[4] */ + uint32_t session_status; +#define BE_SESS_STATUS_CLOSE 0x20 +} __packed; + +struct mgmt_conn_login_options { + u8 flags; + u8 header_digest; + u8 data_digest; + u8 rsvd0; + u32 max_recv_datasegment_len_ini; + u32 max_recv_datasegment_len_tgt; + u32 tcp_mss; + u32 tcp_window_size; + struct mgmt_auth_method_format auth_data; +} __packed; + +struct ip_addr_format { + u16 size_of_structure; + u8 reserved; + u8 ip_type; +#define BEISCSI_IP_TYPE_V4 0x1 +#define BEISCSI_IP_TYPE_STATIC_V4 0x3 +#define BEISCSI_IP_TYPE_DHCP_V4 0x5 +/* type v4 values < type v6 values */ +#define BEISCSI_IP_TYPE_V6 0x10 +#define BEISCSI_IP_TYPE_ROUTABLE_V6 0x30 +#define BEISCSI_IP_TYPE_LINK_LOCAL_V6 0x50 +#define BEISCSI_IP_TYPE_AUTO_V6 0x90 + u8 addr[16]; + u32 rsvd0; +} __packed; + +struct mgmt_conn_info { + u32 connection_handle; + u32 connection_status; + u16 src_port; + u16 dest_port; + u16 dest_port_redirected; + u16 cid; + u32 estimated_throughput; + struct ip_addr_format src_ipaddr; + struct ip_addr_format dest_ipaddr; + struct ip_addr_format dest_ipaddr_redirected; + struct mgmt_conn_login_options negotiated_login_options; +} __packed; + +struct mgmt_session_login_options { + u8 flags; + u8 error_recovery_level; + u16 rsvd0; + u32 first_burst_length; + u32 max_burst_length; + u16 max_connections; + u16 max_outstanding_r2t; + u16 default_time2wait; + u16 default_time2retain; +} __packed; + +struct mgmt_session_info { + u32 session_handle; + u32 status; + u8 isid[6]; + u16 tsih; + u32 session_flags; + u16 conn_count; + u16 pad; + u8 target_name[224]; + u8 initiator_iscsiname[224]; + struct mgmt_session_login_options negotiated_login_options; + struct mgmt_conn_info conn_list[1]; +} __packed; + +struct be_cmd_get_session_req { + struct be_cmd_req_hdr hdr; + u32 session_handle; +} __packed; + +struct be_cmd_get_session_resp { + struct be_cmd_resp_hdr hdr; + struct mgmt_session_info session_info; +} __packed; + +struct mac_addr { + u16 size_of_structure; + u8 addr[ETH_ALEN]; +} __packed; + +struct be_cmd_get_boot_target_req { + struct be_cmd_req_hdr hdr; +} __packed; + +struct be_cmd_get_boot_target_resp { + struct be_cmd_resp_hdr hdr; + u32 boot_session_count; + u32 boot_session_handle; +/** + * FW returns 0xffffffff if it couldn't establish connection with + * configured boot target. + */ +#define BE_BOOT_INVALID_SHANDLE 0xffffffff +}; + +struct be_cmd_reopen_session_req { + struct be_cmd_req_hdr hdr; +#define BE_REOPEN_ALL_SESSIONS 0x00 +#define BE_REOPEN_BOOT_SESSIONS 0x01 +#define BE_REOPEN_A_SESSION 0x02 + u16 reopen_type; + u16 rsvd; + u32 session_handle; +} __packed; + +struct be_cmd_reopen_session_resp { + struct be_cmd_resp_hdr hdr; + u32 rsvd; + u32 session_handle; +} __packed; + + +struct be_cmd_mac_query_req { + struct be_cmd_req_hdr hdr; + u8 type; + u8 permanent; + u16 if_id; +} __packed; + +struct be_cmd_get_mac_resp { + struct be_cmd_resp_hdr hdr; + struct mac_addr mac; +}; + +struct be_ip_addr_subnet_format { + u16 size_of_structure; + u8 ip_type; + u8 ipv6_prefix_length; + u8 addr[16]; + u8 subnet_mask[16]; + u32 rsvd0; +} __packed; + +struct be_cmd_get_if_info_req { + struct be_cmd_req_hdr hdr; + u32 interface_hndl; + u32 ip_type; +} __packed; + +struct be_cmd_get_if_info_resp { + struct be_cmd_req_hdr hdr; + u32 interface_hndl; + u32 vlan_priority; + u32 ip_addr_count; + u32 dhcp_state; + struct be_ip_addr_subnet_format ip_addr; +} __packed; + +struct be_ip_addr_record { + u32 action; + u32 interface_hndl; + struct be_ip_addr_subnet_format ip_addr; + u32 status; +} __packed; + +struct be_ip_addr_record_params { + u32 record_entry_count; + struct be_ip_addr_record ip_record; +} __packed; + +struct be_cmd_set_ip_addr_req { + struct be_cmd_req_hdr hdr; + struct be_ip_addr_record_params ip_params; +} __packed; + + +struct be_cmd_set_dhcp_req { + struct be_cmd_req_hdr hdr; + u32 interface_hndl; + u32 ip_type; + u32 flags; + u32 retry_count; +} __packed; + +struct be_cmd_rel_dhcp_req { + struct be_cmd_req_hdr hdr; + u32 interface_hndl; + u32 ip_type; +} __packed; + +struct be_cmd_set_def_gateway_req { + struct be_cmd_req_hdr hdr; + u32 action; + struct ip_addr_format ip_addr; +} __packed; + +struct be_cmd_get_def_gateway_req { + struct be_cmd_req_hdr hdr; + u32 ip_type; +} __packed; + +struct be_cmd_get_def_gateway_resp { + struct be_cmd_req_hdr hdr; + struct ip_addr_format ip_addr; +} __packed; + +#define BEISCSI_VLAN_DISABLE 0xFFFF +struct be_cmd_set_vlan_req { + struct be_cmd_req_hdr hdr; + u32 interface_hndl; + u32 vlan_priority; +} __packed; +/******************** Create CQ ***************************/ +/** + * Pseudo amap definition in which each bit of the actual structure is defined + * as a byte - used to calculate offset/shift/mask of each field + */ +struct amap_cq_context { + u8 cidx[11]; /* dword 0 */ + u8 rsvd0; /* dword 0 */ + u8 coalescwm[2]; /* dword 0 */ + u8 nodelay; /* dword 0 */ + u8 epidx[11]; /* dword 0 */ + u8 rsvd1; /* dword 0 */ + u8 count[2]; /* dword 0 */ + u8 valid; /* dword 0 */ + u8 solevent; /* dword 0 */ + u8 eventable; /* dword 0 */ + u8 pidx[11]; /* dword 1 */ + u8 rsvd2; /* dword 1 */ + u8 pd[10]; /* dword 1 */ + u8 eqid[8]; /* dword 1 */ + u8 stalled; /* dword 1 */ + u8 armed; /* dword 1 */ + u8 rsvd3[4]; /* dword 2 */ + u8 func[8]; /* dword 2 */ + u8 rsvd4[20]; /* dword 2 */ + u8 rsvd5[32]; /* dword 3 */ +} __packed; + +struct amap_cq_context_v2 { + u8 rsvd0[12]; /* dword 0 */ + u8 coalescwm[2]; /* dword 0 */ + u8 nodelay; /* dword 0 */ + u8 rsvd1[12]; /* dword 0 */ + u8 count[2]; /* dword 0 */ + u8 valid; /* dword 0 */ + u8 rsvd2; /* dword 0 */ + u8 eventable; /* dword 0 */ + u8 eqid[16]; /* dword 1 */ + u8 rsvd3[15]; /* dword 1 */ + u8 armed; /* dword 1 */ + u8 cqecount[16];/* dword 2 */ + u8 rsvd4[16]; /* dword 2 */ + u8 rsvd5[32]; /* dword 3 */ +}; + +struct be_cmd_req_cq_create { + struct be_cmd_req_hdr hdr; + u16 num_pages; + u8 page_size; + u8 rsvd0; + u8 context[sizeof(struct amap_cq_context) / 8]; + struct phys_addr pages[4]; +} __packed; + +struct be_cmd_resp_cq_create { + struct be_cmd_resp_hdr hdr; + u16 cq_id; + u16 rsvd0; +} __packed; + +/******************** Create MCCQ ***************************/ +/** + * Pseudo amap definition in which each bit of the actual structure is defined + * as a byte - used to calculate offset/shift/mask of each field + */ +struct amap_mcc_context { + u8 con_index[14]; + u8 rsvd0[2]; + u8 ring_size[4]; + u8 fetch_wrb; + u8 fetch_r2t; + u8 cq_id[10]; + u8 prod_index[14]; + u8 fid[8]; + u8 pdid[9]; + u8 valid; + u8 rsvd1[32]; + u8 rsvd2[32]; +} __packed; + +struct be_cmd_req_mcc_create_ext { + struct be_cmd_req_hdr hdr; + u16 num_pages; + u16 rsvd0; + u32 async_evt_bitmap; + u8 context[sizeof(struct amap_mcc_context) / 8]; + struct phys_addr pages[8]; +} __packed; + +struct be_cmd_resp_mcc_create { + struct be_cmd_resp_hdr hdr; + u16 id; + u16 rsvd0; +} __packed; + +/******************** Q Destroy ***************************/ +/* Type of Queue to be destroyed */ +enum { + QTYPE_EQ = 1, + QTYPE_CQ, + QTYPE_MCCQ, + QTYPE_WRBQ, + QTYPE_DPDUQ, + QTYPE_SGL +}; + +struct be_cmd_req_q_destroy { + struct be_cmd_req_hdr hdr; + u16 id; + u16 bypass_flush; /* valid only for rx q destroy */ +} __packed; + +struct macaddr { + u8 byte[ETH_ALEN]; +}; + +struct be_cmd_req_mcast_mac_config { + struct be_cmd_req_hdr hdr; + u16 num_mac; + u8 promiscuous; + u8 interface_id; + struct macaddr mac[32]; +} __packed; + +static inline void *embedded_payload(struct be_mcc_wrb *wrb) +{ + return wrb->payload.embedded_payload; +} + +static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb) +{ + return &wrb->payload.sgl[0]; +} + +/******************** Modify EQ Delay *******************/ +struct be_cmd_req_modify_eq_delay { + struct be_cmd_req_hdr hdr; + __le32 num_eq; + struct { + __le32 eq_id; + __le32 phase; + __le32 delay_multiplier; + } delay[MAX_CPUS]; +} __packed; + +/******************** Get MAC ADDR *******************/ + +struct be_cmd_get_nic_conf_resp { + struct be_cmd_resp_hdr hdr; + u32 nic_port_count; + u32 speed; + u32 max_speed; + u32 link_state; + u32 max_frame_size; + u16 size_of_structure; + u8 mac_address[ETH_ALEN]; +} __packed; + +/******************** Get HBA NAME *******************/ + +struct be_cmd_hba_name { + struct be_cmd_req_hdr hdr; + u16 flags; + u16 rsvd0; + u8 initiator_name[ISCSI_NAME_LEN]; +#define BE_INI_ALIAS_LEN 32 + u8 initiator_alias[BE_INI_ALIAS_LEN]; +} __packed; + +/******************** COMMON SET HOST DATA *******************/ +#define BE_CMD_SET_HOST_PARAM_ID 0x2 +#define BE_CMD_MAX_DRV_VERSION 0x30 +struct be_sethost_req { + u32 param_id; + u32 param_len; + u32 param_data[32]; +}; + +struct be_sethost_resp { + u32 rsvd0; +}; + +struct be_cmd_set_host_data { + union { + struct be_cmd_req_hdr req_hdr; + struct be_cmd_resp_hdr resp_hdr; + } h; + union { + struct be_sethost_req req; + struct be_sethost_resp resp; + } param; +} __packed; + +/******************** COMMON SET Features *******************/ +#define BE_CMD_SET_FEATURE_UER 0x10 +#define BE_CMD_UER_SUPP_BIT 0x1 +struct be_uer_req { + u32 uer; + u32 rsvd; +}; + +struct be_uer_resp { + u32 uer; + u16 ue2rp; + u16 ue2sr; +}; + +struct be_cmd_set_features { + union { + struct be_cmd_req_hdr req_hdr; + struct be_cmd_resp_hdr resp_hdr; + } h; + u32 feature; + u32 param_len; + union { + struct be_uer_req req; + struct be_uer_resp resp; + u32 rsvd[2]; + } param; +} __packed; + +int beiscsi_cmd_function_reset(struct beiscsi_hba *phba); + +int beiscsi_cmd_special_wrb(struct be_ctrl_info *ctrl, u32 load); + +int beiscsi_check_fw_rdy(struct beiscsi_hba *phba); + +int beiscsi_init_sliport(struct beiscsi_hba *phba); + +int beiscsi_cmd_iscsi_cleanup(struct beiscsi_hba *phba, unsigned short ulp_num); + +int beiscsi_detect_ue(struct beiscsi_hba *phba); + +int beiscsi_detect_tpe(struct beiscsi_hba *phba); + +int beiscsi_cmd_eq_create(struct be_ctrl_info *ctrl, + struct be_queue_info *eq, int eq_delay); + +int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl, + struct be_queue_info *cq, struct be_queue_info *eq, + bool sol_evts, bool no_delay, + int num_cqe_dma_coalesce); + +int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q, + int type); +int beiscsi_cmd_mccq_create(struct beiscsi_hba *phba, + struct be_queue_info *mccq, + struct be_queue_info *cq); + +void free_mcc_wrb(struct be_ctrl_info *ctrl, unsigned int tag); + +int beiscsi_modify_eq_delay(struct beiscsi_hba *phba, struct be_set_eqd *, + int num); +int beiscsi_mccq_compl_wait(struct beiscsi_hba *phba, + unsigned int tag, + struct be_mcc_wrb **wrb, + struct be_dma_mem *mbx_cmd_mem); +int __beiscsi_mcc_compl_status(struct beiscsi_hba *phba, + unsigned int tag, + struct be_mcc_wrb **wrb, + struct be_dma_mem *mbx_cmd_mem); +struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem); +void be_mcc_notify(struct beiscsi_hba *phba, unsigned int tag); +struct be_mcc_wrb *alloc_mcc_wrb(struct beiscsi_hba *phba, + unsigned int *ref_tag); +void beiscsi_process_async_event(struct beiscsi_hba *phba, + struct be_mcc_compl *compl); +int beiscsi_process_mcc_compl(struct be_ctrl_info *ctrl, + struct be_mcc_compl *compl); + +int be_cmd_create_default_pdu_queue(struct be_ctrl_info *ctrl, + struct be_queue_info *cq, + struct be_queue_info *dq, int length, + int entry_size, uint8_t is_header, + uint8_t ulp_num); + +int be_cmd_iscsi_post_template_hdr(struct be_ctrl_info *ctrl, + struct be_dma_mem *q_mem); + +int be_cmd_iscsi_remove_template_hdr(struct be_ctrl_info *ctrl); + +int be_cmd_iscsi_post_sgl_pages(struct be_ctrl_info *ctrl, + struct be_dma_mem *q_mem, u32 page_offset, + u32 num_pages); + +int be_cmd_wrbq_create(struct be_ctrl_info *ctrl, struct be_dma_mem *q_mem, + struct be_queue_info *wrbq, + struct hwi_wrb_context *pwrb_context, + uint8_t ulp_num); + +/* Configuration Functions */ +int be_cmd_set_vlan(struct beiscsi_hba *phba, uint16_t vlan_tag); + +int beiscsi_check_supported_fw(struct be_ctrl_info *ctrl, + struct beiscsi_hba *phba); + +int beiscsi_get_fw_config(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba); + +int beiscsi_get_port_name(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba); + +int beiscsi_set_uer_feature(struct beiscsi_hba *phba); +int beiscsi_set_host_data(struct beiscsi_hba *phba); + +struct be_default_pdu_context { + u32 dw[4]; +} __packed; + +struct amap_be_default_pdu_context { + u8 dbuf_cindex[13]; /* dword 0 */ + u8 rsvd0[3]; /* dword 0 */ + u8 ring_size[4]; /* dword 0 */ + u8 ring_state[4]; /* dword 0 */ + u8 rsvd1[8]; /* dword 0 */ + u8 dbuf_pindex[13]; /* dword 1 */ + u8 rsvd2; /* dword 1 */ + u8 pci_func_id[8]; /* dword 1 */ + u8 rx_pdid[9]; /* dword 1 */ + u8 rx_pdid_valid; /* dword 1 */ + u8 default_buffer_size[16]; /* dword 2 */ + u8 cq_id_recv[10]; /* dword 2 */ + u8 rx_pdid_not_valid; /* dword 2 */ + u8 rsvd3[5]; /* dword 2 */ + u8 rsvd4[32]; /* dword 3 */ +} __packed; + +struct amap_default_pdu_context_ext { + u8 rsvd0[16]; /* dword 0 */ + u8 ring_size[4]; /* dword 0 */ + u8 rsvd1[12]; /* dword 0 */ + u8 rsvd2[22]; /* dword 1 */ + u8 rx_pdid[9]; /* dword 1 */ + u8 rx_pdid_valid; /* dword 1 */ + u8 default_buffer_size[16]; /* dword 2 */ + u8 cq_id_recv[16]; /* dword 2 */ + u8 rsvd3[32]; /* dword 3 */ +} __packed; + +struct be_defq_create_req { + struct be_cmd_req_hdr hdr; + u16 num_pages; + u8 ulp_num; +#define BEISCSI_DUAL_ULP_AWARE_BIT 0 /* Byte 3 - Bit 0 */ +#define BEISCSI_BIND_Q_TO_ULP_BIT 1 /* Byte 3 - Bit 1 */ + u8 dua_feature; + struct be_default_pdu_context context; + struct phys_addr pages[8]; +} __packed; + +struct be_defq_create_resp { + struct be_cmd_req_hdr hdr; + u16 id; + u8 rsvd0; + u8 ulp_num; + u32 doorbell_offset; + u16 register_set; + u16 doorbell_format; +} __packed; + +struct be_post_template_pages_req { + struct be_cmd_req_hdr hdr; + u16 num_pages; +#define BEISCSI_TEMPLATE_HDR_TYPE_ISCSI 0x1 + u16 type; + struct phys_addr scratch_pa; + struct virt_addr scratch_va; + struct virt_addr pages_va; + struct phys_addr pages[16]; +} __packed; + +struct be_remove_template_pages_req { + struct be_cmd_req_hdr hdr; + u16 type; + u16 rsvd0; +} __packed; + +struct be_post_sgl_pages_req { + struct be_cmd_req_hdr hdr; + u16 num_pages; + u16 page_offset; + u32 rsvd0; + struct phys_addr pages[26]; + u32 rsvd1; +} __packed; + +struct be_wrbq_create_req { + struct be_cmd_req_hdr hdr; + u16 num_pages; + u8 ulp_num; + u8 dua_feature; + struct phys_addr pages[8]; +} __packed; + +struct be_wrbq_create_resp { + struct be_cmd_resp_hdr resp_hdr; + u16 cid; + u8 rsvd0; + u8 ulp_num; + u32 doorbell_offset; + u16 register_set; + u16 doorbell_format; +} __packed; + +#define SOL_CID_MASK 0x0000FFC0 +#define SOL_CODE_MASK 0x0000003F +#define SOL_WRB_INDEX_MASK 0x00FF0000 +#define SOL_CMD_WND_MASK 0xFF000000 +#define SOL_RES_CNT_MASK 0x7FFFFFFF +#define SOL_EXP_CMD_SN_MASK 0xFFFFFFFF +#define SOL_HW_STS_MASK 0x000000FF +#define SOL_STS_MASK 0x0000FF00 +#define SOL_RESP_MASK 0x00FF0000 +#define SOL_FLAGS_MASK 0x7F000000 +#define SOL_S_MASK 0x80000000 + +struct sol_cqe { + u32 dw[4]; +}; + +struct amap_sol_cqe { + u8 hw_sts[8]; /* dword 0 */ + u8 i_sts[8]; /* dword 0 */ + u8 i_resp[8]; /* dword 0 */ + u8 i_flags[7]; /* dword 0 */ + u8 s; /* dword 0 */ + u8 i_exp_cmd_sn[32]; /* dword 1 */ + u8 code[6]; /* dword 2 */ + u8 cid[10]; /* dword 2 */ + u8 wrb_index[8]; /* dword 2 */ + u8 i_cmd_wnd[8]; /* dword 2 */ + u8 i_res_cnt[31]; /* dword 3 */ + u8 valid; /* dword 3 */ +} __packed; + +#define SOL_ICD_INDEX_MASK 0x0003FFC0 +struct amap_sol_cqe_ring { + u8 hw_sts[8]; /* dword 0 */ + u8 i_sts[8]; /* dword 0 */ + u8 i_resp[8]; /* dword 0 */ + u8 i_flags[7]; /* dword 0 */ + u8 s; /* dword 0 */ + u8 i_exp_cmd_sn[32]; /* dword 1 */ + u8 code[6]; /* dword 2 */ + u8 icd_index[12]; /* dword 2 */ + u8 rsvd[6]; /* dword 2 */ + u8 i_cmd_wnd[8]; /* dword 2 */ + u8 i_res_cnt[31]; /* dword 3 */ + u8 valid; /* dword 3 */ +} __packed; + +struct amap_sol_cqe_v2 { + u8 hw_sts[8]; /* dword 0 */ + u8 i_sts[8]; /* dword 0 */ + u8 wrb_index[16]; /* dword 0 */ + u8 i_exp_cmd_sn[32]; /* dword 1 */ + u8 code[6]; /* dword 2 */ + u8 cmd_cmpl; /* dword 2 */ + u8 rsvd0; /* dword 2 */ + u8 i_cmd_wnd[8]; /* dword 2 */ + u8 cid[13]; /* dword 2 */ + u8 u; /* dword 2 */ + u8 o; /* dword 2 */ + u8 s; /* dword 2 */ + u8 i_res_cnt[31]; /* dword 3 */ + u8 valid; /* dword 3 */ +} __packed; + +struct common_sol_cqe { + u32 exp_cmdsn; + u32 res_cnt; + u16 wrb_index; + u16 cid; + u8 hw_sts; + u8 cmd_wnd; + u8 res_flag; /* the s feild of structure */ + u8 i_resp; /* for skh if cmd_complete is set then i_sts is response */ + u8 i_flags; /* for skh or the u and o feilds */ + u8 i_sts; /* for skh if cmd_complete is not-set then i_sts is status */ +}; + +/*** iSCSI ack/driver message completions ***/ +struct amap_it_dmsg_cqe { + u8 ack_num[32]; /* DWORD 0 */ + u8 pdu_bytes_rcvd[32]; /* DWORD 1 */ + u8 code[6]; /* DWORD 2 */ + u8 cid[10]; /* DWORD 2 */ + u8 wrb_idx[8]; /* DWORD 2 */ + u8 rsvd0[8]; /* DWORD 2*/ + u8 rsvd1[31]; /* DWORD 3*/ + u8 valid; /* DWORD 3 */ +} __packed; + +struct amap_it_dmsg_cqe_v2 { + u8 ack_num[32]; /* DWORD 0 */ + u8 pdu_bytes_rcvd[32]; /* DWORD 1 */ + u8 code[6]; /* DWORD 2 */ + u8 rsvd0[10]; /* DWORD 2 */ + u8 wrb_idx[16]; /* DWORD 2 */ + u8 rsvd1[16]; /* DWORD 3 */ + u8 cid[13]; /* DWORD 3 */ + u8 rsvd2[2]; /* DWORD 3 */ + u8 valid; /* DWORD 3 */ +} __packed; + + +/** + * Post WRB Queue Doorbell Register used by the host Storage + * stack to notify the + * controller of a posted Work Request Block + */ +#define DB_WRB_POST_CID_MASK 0xFFFF /* bits 0 - 16 */ +#define DB_DEF_PDU_WRB_INDEX_MASK 0xFF /* bits 0 - 9 */ + +#define DB_DEF_PDU_WRB_INDEX_SHIFT 16 +#define DB_DEF_PDU_NUM_POSTED_SHIFT 24 + +struct fragnum_bits_for_sgl_cra_in { + struct be_cmd_req_hdr hdr; + u32 num_bits; +} __packed; + +struct iscsi_cleanup_req { + struct be_cmd_req_hdr hdr; + u16 chute; + u8 hdr_ring_id; + u8 data_ring_id; +} __packed; + +struct iscsi_cleanup_req_v1 { + struct be_cmd_req_hdr hdr; + u16 chute; + u16 rsvd1; + u16 hdr_ring_id; + u16 rsvd2; + u16 data_ring_id; + u16 rsvd3; +} __packed; + +struct eq_delay { + u32 eq_id; + u32 phase; + u32 delay_multiplier; +} __packed; + +struct be_eq_delay_params_in { + struct be_cmd_req_hdr hdr; + u32 num_eq; + struct eq_delay delay[8]; +} __packed; + +struct tcp_connect_and_offload_in { + struct be_cmd_req_hdr hdr; + struct ip_addr_format ip_address; + u16 tcp_port; + u16 cid; + u16 cq_id; + u16 defq_id; + struct phys_addr dataout_template_pa; + u16 hdr_ring_id; + u16 data_ring_id; + u8 do_offload; + u8 rsvd0[3]; +} __packed; + +struct tcp_connect_and_offload_in_v1 { + struct be_cmd_req_hdr hdr; + struct ip_addr_format ip_address; + u16 tcp_port; + u16 cid; + u16 cq_id; + u16 defq_id; + struct phys_addr dataout_template_pa; + u16 hdr_ring_id; + u16 data_ring_id; + u8 do_offload; + u8 ifd_state; + u8 rsvd0[2]; + u16 tcp_window_size; + u8 tcp_window_scale_count; + u8 rsvd1; + u32 tcp_mss:24; + u8 rsvd2; +} __packed; + +struct tcp_connect_and_offload_out { + struct be_cmd_resp_hdr hdr; + u32 connection_handle; + u16 cid; + u16 rsvd0; + +} __packed; + +#define DB_DEF_PDU_RING_ID_MASK 0x3FFF /* bits 0 - 13 */ +#define DB_DEF_PDU_CQPROC_MASK 0x3FFF /* bits 16 - 29 */ +#define DB_DEF_PDU_REARM_SHIFT 14 +#define DB_DEF_PDU_EVENT_SHIFT 15 +#define DB_DEF_PDU_CQPROC_SHIFT 16 + +struct be_invalidate_connection_params_in { + struct be_cmd_req_hdr hdr; + u32 session_handle; + u16 cid; + u16 unused; +#define BE_CLEANUP_TYPE_INVALIDATE 0x8001 +#define BE_CLEANUP_TYPE_ISSUE_TCP_RST 0x8002 + u16 cleanup_type; + u16 save_cfg; +} __packed; + +struct be_invalidate_connection_params_out { + u32 session_handle; + u16 cid; + u16 unused; +} __packed; + +union be_invalidate_connection_params { + struct be_invalidate_connection_params_in req; + struct be_invalidate_connection_params_out resp; +} __packed; + +struct be_tcp_upload_params_in { + struct be_cmd_req_hdr hdr; + u16 id; +#define BE_UPLOAD_TYPE_GRACEFUL 1 +/* abortive upload with reset */ +#define BE_UPLOAD_TYPE_ABORT_RESET 2 +/* abortive upload without reset */ +#define BE_UPLOAD_TYPE_ABORT 3 +/* abortive upload with reset, sequence number by driver */ +#define BE_UPLOAD_TYPE_ABORT_WITH_SEQ 4 + u16 upload_type; + u32 reset_seq; +} __packed; + +struct be_tcp_upload_params_out { + u32 dw[32]; +} __packed; + +union be_tcp_upload_params { + struct be_tcp_upload_params_in request; + struct be_tcp_upload_params_out response; +} __packed; + +struct be_ulp_fw_cfg { +#define BEISCSI_ULP_ISCSI_INI_MODE 0x10 + u32 ulp_mode; + u32 etx_base; + u32 etx_count; + u32 sq_base; + u32 sq_count; + u32 rq_base; + u32 rq_count; + u32 dq_base; + u32 dq_count; + u32 lro_base; + u32 lro_count; + u32 icd_base; + u32 icd_count; +}; + +struct be_ulp_chain_icd { + u32 chain_base; + u32 chain_count; +}; + +struct be_fw_cfg { + struct be_cmd_req_hdr hdr; + u32 be_config_number; + u32 asic_revision; + u32 phys_port; +#define BEISCSI_FUNC_ISCSI_INI_MODE 0x10 +#define BEISCSI_FUNC_DUA_MODE 0x800 + u32 function_mode; + struct be_ulp_fw_cfg ulp[2]; + u32 function_caps; + u32 cqid_base; + u32 cqid_count; + u32 eqid_base; + u32 eqid_count; + struct be_ulp_chain_icd chain_icd[2]; +} __packed; + +struct be_cmd_get_all_if_id_req { + struct be_cmd_req_hdr hdr; + u32 if_count; + u32 if_hndl_list[1]; +} __packed; + +struct be_cmd_get_port_name { + union { + struct be_cmd_req_hdr req_hdr; + struct be_cmd_resp_hdr resp_hdr; + } h; + union { + struct { + u32 reserved; + } req; + struct { + u32 port_names; + } resp; + } p; +} __packed; + +#define ISCSI_OPCODE_SCSI_DATA_OUT 5 +#define OPCODE_COMMON_NTWK_LINK_STATUS_QUERY 5 +#define OPCODE_COMMON_MODIFY_EQ_DELAY 41 +#define OPCODE_COMMON_ISCSI_CLEANUP 59 +#define OPCODE_COMMON_TCP_UPLOAD 56 +#define OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD 70 +#define OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS 1 +#define OPCODE_ISCSI_INI_CFG_GET_HBA_NAME 6 +#define OPCODE_ISCSI_INI_CFG_SET_HBA_NAME 7 +#define OPCODE_ISCSI_INI_SESSION_GET_A_SESSION 14 +#define OPCODE_ISCSI_INI_SESSION_LOGOUT_TARGET 24 +#define OPCODE_ISCSI_INI_DRIVER_REOPEN_ALL_SESSIONS 36 +#define OPCODE_ISCSI_INI_DRIVER_OFFLOAD_SESSION 41 +#define OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION 42 +#define OPCODE_ISCSI_INI_BOOT_GET_BOOT_TARGET 52 +#define OPCODE_COMMON_WRITE_FLASH 96 +#define OPCODE_COMMON_READ_FLASH 97 + +#define CMD_ISCSI_COMMAND_INVALIDATE 1 + +#define INI_WR_CMD 1 /* Initiator write command */ +#define INI_TMF_CMD 2 /* Initiator TMF command */ +#define INI_NOPOUT_CMD 3 /* Initiator; Send a NOP-OUT */ +#define INI_RD_CMD 5 /* Initiator requesting to send + * a read command + */ +#define TGT_CTX_UPDT_CMD 7 /* Target context update */ +#define TGT_DM_CMD 11 /* Indicates that the bhs + * prepared by driver should not + * be touched. + */ + +/* Returns the number of items in the field array. */ +#define BE_NUMBER_OF_FIELD(_type_, _field_) \ + (FIELD_SIZEOF(_type_, _field_)/sizeof((((_type_ *)0)->_field_[0])))\ + +/** + * Different types of iSCSI completions to host driver for both initiator + * and taget mode + * of operation. + */ +#define SOL_CMD_COMPLETE 1 /* Solicited command completed + * normally + */ +#define SOL_CMD_KILLED_DATA_DIGEST_ERR 2 /* Solicited command got + * invalidated internally due + * to Data Digest error + */ +#define CXN_KILLED_PDU_SIZE_EXCEEDS_DSL 3 /* Connection got invalidated + * internally + * due to a received PDU + * size > DSL + */ +#define CXN_KILLED_BURST_LEN_MISMATCH 4 /* Connection got invalidated + * internally due ti received + * PDU sequence size > + * FBL/MBL. + */ +#define CXN_KILLED_AHS_RCVD 5 /* Connection got invalidated + * internally due to a received + * PDU Hdr that has + * AHS */ +#define CXN_KILLED_HDR_DIGEST_ERR 6 /* Connection got invalidated + * internally due to Hdr Digest + * error + */ +#define CXN_KILLED_UNKNOWN_HDR 7 /* Connection got invalidated + * internally + * due to a bad opcode in the + * pdu hdr + */ +#define CXN_KILLED_STALE_ITT_TTT_RCVD 8 /* Connection got invalidated + * internally due to a received + * ITT/TTT that does not belong + * to this Connection + */ +#define CXN_KILLED_INVALID_ITT_TTT_RCVD 9 /* Connection got invalidated + * internally due to received + * ITT/TTT value > Max + * Supported ITTs/TTTs + */ +#define CXN_KILLED_RST_RCVD 10 /* Connection got invalidated + * internally due to an + * incoming TCP RST + */ +#define CXN_KILLED_TIMED_OUT 11 /* Connection got invalidated + * internally due to timeout on + * tcp segment 12 retransmit + * attempts failed + */ +#define CXN_KILLED_RST_SENT 12 /* Connection got invalidated + * internally due to TCP RST + * sent by the Tx side + */ +#define CXN_KILLED_FIN_RCVD 13 /* Connection got invalidated + * internally due to an + * incoming TCP FIN. + */ +#define CXN_KILLED_BAD_UNSOL_PDU_RCVD 14 /* Connection got invalidated + * internally due to bad + * unsolicited PDU Unsolicited + * PDUs are PDUs with + * ITT=0xffffffff + */ +#define CXN_KILLED_BAD_WRB_INDEX_ERROR 15 /* Connection got invalidated + * internally due to bad WRB + * index. + */ +#define CXN_KILLED_OVER_RUN_RESIDUAL 16 /* Command got invalidated + * internally due to received + * command has residual + * over run bytes. + */ +#define CXN_KILLED_UNDER_RUN_RESIDUAL 17 /* Command got invalidated + * internally due to received + * command has residual under + * run bytes. + */ +#define CMD_KILLED_INVALID_STATSN_RCVD 18 /* Command got invalidated + * internally due to a received + * PDU has an invalid StatusSN + */ +#define CMD_KILLED_INVALID_R2T_RCVD 19 /* Command got invalidated + * internally due to a received + * an R2T with some invalid + * fields in it + */ +#define CMD_CXN_KILLED_LUN_INVALID 20 /* Command got invalidated + * internally due to received + * PDU has an invalid LUN. + */ +#define CMD_CXN_KILLED_ICD_INVALID 21 /* Command got invalidated + * internally due to the + * corresponding ICD not in a + * valid state + */ +#define CMD_CXN_KILLED_ITT_INVALID 22 /* Command got invalidated due + * to received PDU has an + * invalid ITT. + */ +#define CMD_CXN_KILLED_SEQ_OUTOFORDER 23 /* Command got invalidated due + * to received sequence buffer + * offset is out of order. + */ +#define CMD_CXN_KILLED_INVALID_DATASN_RCVD 24 /* Command got invalidated + * internally due to a + * received PDU has an invalid + * DataSN + */ +#define CXN_INVALIDATE_NOTIFY 25 /* Connection invalidation + * completion notify. + */ +#define CXN_INVALIDATE_INDEX_NOTIFY 26 /* Connection invalidation + * completion + * with data PDU index. + */ +#define CMD_INVALIDATED_NOTIFY 27 /* Command invalidation + * completionnotifify. + */ +#define UNSOL_HDR_NOTIFY 28 /* Unsolicited header notify.*/ +#define UNSOL_DATA_NOTIFY 29 /* Unsolicited data notify.*/ +#define UNSOL_DATA_DIGEST_ERROR_NOTIFY 30 /* Unsolicited data digest + * error notify. + */ +#define DRIVERMSG_NOTIFY 31 /* TCP acknowledge based + * notification. + */ +#define CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN 32 /* Connection got invalidated + * internally due to command + * and data are not on same + * connection. + */ +#define SOL_CMD_KILLED_DIF_ERR 33 /* Solicited command got + * invalidated internally due + * to DIF error + */ +#define CXN_KILLED_SYN_RCVD 34 /* Connection got invalidated + * internally due to incoming + * TCP SYN + */ +#define CXN_KILLED_IMM_DATA_RCVD 35 /* Connection got invalidated + * internally due to an + * incoming Unsolicited PDU + * that has immediate data on + * the cxn + */ + +void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, u32 payload_len, + bool embedded, u8 sge_cnt); + +void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr, + u8 subsystem, u8 opcode, u32 cmd_len); +#endif /* !BEISCSI_CMDS_H */ |