Release 4.7 drivers/scsi/be2iscsi/be_cmds.h
/**
* Copyright (C) 2005 - 2015 Emulex
* All rights reserved.
*
* 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@avagotech.com
*
* Emulex
* 3333 Susan Street
* Costa Mesa, CA 92626
*/
#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;
};
#define MCC_WRB_SGE_CNT_SHIFT 3
/* bits 3 - 7 of dword 0 */
#define MCC_WRB_SGE_CNT_MASK 0x1F
/* bits 3 - 7 of dword 0 */
struct be_mcc_wrb {
u32 embedded; /* dword 0 */
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 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 ******************/
#define MPU_EP_SEMAPHORE_OFFSET 0xac
#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
#define EP_SEMAPHORE_POST_ERR_MASK 0x1
#define EP_SEMAPHORE_POST_ERR_SHIFT 31
/********** 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 */
/* MPU semphore POST stage values */
#define POST_STAGE_ARMFW_RDY 0xc000
/* FW is done with POST */
/**
* 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
/**
* 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] */
#define BEISCSI_MGMT_SESSION_CLOSE 0x20
uint32_t session_status;
}
__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;
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;
int boot_session_handle;
};
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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jayamohan kallickal | jayamohan kallickal | 20 | 100.00% | 1 | 100.00% |
| Total | 20 | 100.00% | 1 | 100.00% |
static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
{
return &wrb->payload.sgl[0];
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| jayamohan kallickal | jayamohan kallickal | 25 | 100.00% | 1 | 100.00% |
| Total | 25 | 100.00% | 1 | 100.00% |
/******************** 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;
#define BEISCSI_ALIAS_LEN 32
struct be_cmd_hba_name {
struct be_cmd_req_hdr hdr;
u16 flags;
u16 rsvd0;
u8 initiator_name[ISCSI_NAME_LEN];
u8 initiator_alias[BEISCSI_ALIAS_LEN];
}
__packed;
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);
int be_poll_mcc(struct be_ctrl_info *ctrl);
int mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
struct beiscsi_hba *phba);
unsigned int be_cmd_get_initname(struct beiscsi_hba *phba);
void free_mcc_wrb(struct be_ctrl_info *ctrl, unsigned int tag);
int be_cmd_modify_eq_delay(struct beiscsi_hba *phba, struct be_set_eqd *,
int num);
int beiscsi_mccq_compl_wait(struct beiscsi_hba *phba,
uint32_t tag, struct be_mcc_wrb **wrb,
struct be_dma_mem *mbx_cmd_mem);
/*ISCSI Functuions */
int be_cmd_fw_initialize(struct be_ctrl_info *ctrl);
int be_cmd_fw_uninit(struct be_ctrl_info *ctrl);
struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem);
int be_mcc_compl_poll(struct beiscsi_hba *phba, unsigned int tag);
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_mbox_notify(struct be_ctrl_info *ctrl);
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 beiscsi_cmd_reset_function(struct beiscsi_hba *phba);
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);
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 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;
struct be_mcc_wrb_context {
struct MCC_WRB *wrb;
int *users_final_status;
}
__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 dmsg_cqe {
u32 dw[4];
}
__packed;
struct tcp_upload_params_in {
struct be_cmd_req_hdr hdr;
u16 id;
u16 upload_type;
u32 reset_seq;
}
__packed;
struct tcp_upload_params_out {
u32 dw[32];
}
__packed;
union tcp_upload_params {
struct tcp_upload_params_in request;
struct 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
/* --- CMD_ISCSI_INVALIDATE_CONNECTION_TYPE --- */
#define CMD_ISCSI_COMMAND_INVALIDATE 1
#define CMD_ISCSI_CONNECTION_INVALIDATE 0x8001
#define CMD_ISCSI_CONNECTION_ISSUE_TCP_RST 0x8002
#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_STS_CMD 8
/* Target R2T and other BHS
* where only the status number
* need to be updated
*/
#define TGT_DATAIN_CMD 9
/* Target Data-Ins in response
* to read command
*/
#define TGT_SOS_PDU 10
/* Target:standalone status
* response
*/
#define TGT_DM_CMD 11
/* Indicates that the bhs
* preparedby
* driver should not be touched
*/
/* --- CMD_CHUTE_TYPE --- */
#define CMD_CONNECTION_CHUTE_0 1
#define CMD_CONNECTION_CHUTE_1 2
#define CMD_CONNECTION_CHUTE_2 3
#define EQ_MAJOR_CODE_COMPLETION 0
#define CMD_ISCSI_SESSION_DEL_CFG_FROM_FLASH 0
#define CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH 1
/* --- CONNECTION_UPLOAD_PARAMS --- */
/* These parameters are used to define the type of upload desired. */
#define CONNECTION_UPLOAD_GRACEFUL 1
/* Graceful upload */
#define CONNECTION_UPLOAD_ABORT_RESET 2
/* Abortive upload with
* reset
*/
#define CONNECTION_UPLOAD_ABORT 3
/* Abortive upload without
* reset
*/
#define CONNECTION_UPLOAD_ABORT_WITH_SEQ 4
/* Abortive upload with reset,
* sequence number by driver */
/* 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
*/
int beiscsi_pci_soft_reset(struct beiscsi_hba *phba);
int be_chk_reset_complete(struct beiscsi_hba *phba);
void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
bool embedded, u8 sge_cnt);
void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
u8 subsystem, u8 opcode, int cmd_len);
void beiscsi_fail_session(struct iscsi_cls_session *cls_session);
#endif /* !BEISCSI_CMDS_H */
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