#ifndef __ISCSI_COMMON__
#define __ISCSI_COMMON__
+
/**********************/
/* ISCSI FW CONSTANTS */
/**********************/
/* iSCSI HSI constants */
-#define ISCSI_DEFAULT_MTU (1500)
+#define ISCSI_DEFAULT_MTU (1500)
/* KWQ (kernel work queue) layer codes */
-#define ISCSI_SLOW_PATH_LAYER_CODE (6)
+#define ISCSI_SLOW_PATH_LAYER_CODE (6)
/* iSCSI parameter defaults */
-#define ISCSI_DEFAULT_HEADER_DIGEST (0)
-#define ISCSI_DEFAULT_DATA_DIGEST (0)
-#define ISCSI_DEFAULT_INITIAL_R2T (1)
-#define ISCSI_DEFAULT_IMMEDIATE_DATA (1)
-#define ISCSI_DEFAULT_MAX_PDU_LENGTH (0x2000)
-#define ISCSI_DEFAULT_FIRST_BURST_LENGTH (0x10000)
-#define ISCSI_DEFAULT_MAX_BURST_LENGTH (0x40000)
-#define ISCSI_DEFAULT_MAX_OUTSTANDING_R2T (1)
+#define ISCSI_DEFAULT_HEADER_DIGEST (0)
+#define ISCSI_DEFAULT_DATA_DIGEST (0)
+#define ISCSI_DEFAULT_INITIAL_R2T (1)
+#define ISCSI_DEFAULT_IMMEDIATE_DATA (1)
+#define ISCSI_DEFAULT_MAX_PDU_LENGTH (0x2000)
+#define ISCSI_DEFAULT_FIRST_BURST_LENGTH (0x10000)
+#define ISCSI_DEFAULT_MAX_BURST_LENGTH (0x40000)
+#define ISCSI_DEFAULT_MAX_OUTSTANDING_R2T (1)
/* iSCSI parameter limits */
-#define ISCSI_MIN_VAL_MAX_PDU_LENGTH (0x200)
-#define ISCSI_MAX_VAL_MAX_PDU_LENGTH (0xffffff)
-#define ISCSI_MIN_VAL_BURST_LENGTH (0x200)
-#define ISCSI_MAX_VAL_BURST_LENGTH (0xffffff)
-#define ISCSI_MIN_VAL_MAX_OUTSTANDING_R2T (1)
-#define ISCSI_MAX_VAL_MAX_OUTSTANDING_R2T (0xff)
+#define ISCSI_MIN_VAL_MAX_PDU_LENGTH (0x200)
+#define ISCSI_MAX_VAL_MAX_PDU_LENGTH (0xffffff)
+#define ISCSI_MIN_VAL_BURST_LENGTH (0x200)
+#define ISCSI_MAX_VAL_BURST_LENGTH (0xffffff)
+#define ISCSI_MIN_VAL_MAX_OUTSTANDING_R2T (1)
+#define ISCSI_MAX_VAL_MAX_OUTSTANDING_R2T (0xff)
-#define ISCSI_AHS_CNTL_SIZE 4
+#define ISCSI_AHS_CNTL_SIZE 4
-#define ISCSI_WQE_NUM_SGES_SLOWIO (0xf)
+#define ISCSI_WQE_NUM_SGES_SLOWIO (0xf)
/* iSCSI reserved params */
#define ISCSI_ITT_ALL_ONES (0xffffffff)
#define ISCSI_TTT_ALL_ONES (0xffffffff)
-#define ISCSI_OPTION_1_OFF_CHIP_TCP 1
-#define ISCSI_OPTION_2_ON_CHIP_TCP 2
+#define ISCSI_OPTION_1_OFF_CHIP_TCP 1
+#define ISCSI_OPTION_2_ON_CHIP_TCP 2
-#define ISCSI_INITIATOR_MODE 0
-#define ISCSI_TARGET_MODE 1
+#define ISCSI_INITIATOR_MODE 0
+#define ISCSI_TARGET_MODE 1
/* iSCSI request op codes */
#define ISCSI_OPCODE_NOP_OUT (0)
#define ISCSI_OPCODE_LOGOUT_REQUEST (6)
/* iSCSI response/messages op codes */
-#define ISCSI_OPCODE_NOP_IN (0x20)
-#define ISCSI_OPCODE_SCSI_RESPONSE (0x21)
-#define ISCSI_OPCODE_TMF_RESPONSE (0x22)
-#define ISCSI_OPCODE_LOGIN_RESPONSE (0x23)
-#define ISCSI_OPCODE_TEXT_RESPONSE (0x24)
-#define ISCSI_OPCODE_DATA_IN (0x25)
-#define ISCSI_OPCODE_LOGOUT_RESPONSE (0x26)
-#define ISCSI_OPCODE_R2T (0x31)
-#define ISCSI_OPCODE_ASYNC_MSG (0x32)
-#define ISCSI_OPCODE_REJECT (0x3f)
+#define ISCSI_OPCODE_NOP_IN (0x20)
+#define ISCSI_OPCODE_SCSI_RESPONSE (0x21)
+#define ISCSI_OPCODE_TMF_RESPONSE (0x22)
+#define ISCSI_OPCODE_LOGIN_RESPONSE (0x23)
+#define ISCSI_OPCODE_TEXT_RESPONSE (0x24)
+#define ISCSI_OPCODE_DATA_IN (0x25)
+#define ISCSI_OPCODE_LOGOUT_RESPONSE (0x26)
+#define ISCSI_OPCODE_R2T (0x31)
+#define ISCSI_OPCODE_ASYNC_MSG (0x32)
+#define ISCSI_OPCODE_REJECT (0x3f)
/* iSCSI stages */
-#define ISCSI_STAGE_SECURITY_NEGOTIATION (0)
-#define ISCSI_STAGE_LOGIN_OPERATIONAL_NEGOTIATION (1)
-#define ISCSI_STAGE_FULL_FEATURE_PHASE (3)
+#define ISCSI_STAGE_SECURITY_NEGOTIATION (0)
+#define ISCSI_STAGE_LOGIN_OPERATIONAL_NEGOTIATION (1)
+#define ISCSI_STAGE_FULL_FEATURE_PHASE (3)
/* iSCSI CQE errors */
-#define CQE_ERROR_BITMAP_DATA_DIGEST (0x08)
-#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN (0x10)
-#define CQE_ERROR_BITMAP_DATA_TRUNCATED (0x20)
+#define CQE_ERROR_BITMAP_DATA_DIGEST (0x08)
+#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN (0x10)
+#define CQE_ERROR_BITMAP_DATA_TRUNCATED (0x20)
+
+/* Union of data bd_opaque/ tq_tid */
+union bd_opaque_tq_union {
+ __le16 bd_opaque;
+ __le16 tq_tid;
+};
+/* ISCSI SGL entry */
struct cqe_error_bitmap {
u8 cqe_error_status_bits;
-#define CQE_ERROR_BITMAP_DIF_ERR_BITS_MASK 0x7
-#define CQE_ERROR_BITMAP_DIF_ERR_BITS_SHIFT 0
-#define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_MASK 0x1
-#define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_SHIFT 3
-#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_MASK 0x1
-#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_SHIFT 4
-#define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_MASK 0x1
-#define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_SHIFT 5
-#define CQE_ERROR_BITMAP_UNDER_RUN_ERR_MASK 0x1
-#define CQE_ERROR_BITMAP_UNDER_RUN_ERR_SHIFT 6
-#define CQE_ERROR_BITMAP_RESERVED2_MASK 0x1
-#define CQE_ERROR_BITMAP_RESERVED2_SHIFT 7
+#define CQE_ERROR_BITMAP_DIF_ERR_BITS_MASK 0x7
+#define CQE_ERROR_BITMAP_DIF_ERR_BITS_SHIFT 0
+#define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_MASK 0x1
+#define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_SHIFT 3
+#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_MASK 0x1
+#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_SHIFT 4
+#define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_MASK 0x1
+#define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_SHIFT 5
+#define CQE_ERROR_BITMAP_UNDER_RUN_ERR_MASK 0x1
+#define CQE_ERROR_BITMAP_UNDER_RUN_ERR_SHIFT 6
+#define CQE_ERROR_BITMAP_RESERVED2_MASK 0x1
+#define CQE_ERROR_BITMAP_RESERVED2_SHIFT 7
};
union cqe_error_status {
struct cqe_error_bitmap error_bits;
};
+/* iSCSI Login Response PDU header */
struct data_hdr {
__le32 data[12];
};
-struct iscsi_async_msg_hdr {
- __le16 reserved0;
- u8 flags_attr;
-#define ISCSI_ASYNC_MSG_HDR_RSRV_MASK 0x7F
-#define ISCSI_ASYNC_MSG_HDR_RSRV_SHIFT 0
-#define ISCSI_ASYNC_MSG_HDR_CONST1_MASK 0x1
-#define ISCSI_ASYNC_MSG_HDR_CONST1_SHIFT 7
- u8 opcode;
- __le32 hdr_second_dword;
-#define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_SHIFT 24
- struct regpair lun;
- __le32 all_ones;
- __le32 reserved1;
- __le32 stat_sn;
- __le32 exp_cmd_sn;
- __le32 max_cmd_sn;
- __le16 param1_rsrv;
- u8 async_vcode;
- u8 async_event;
- __le16 param3_rsrv;
- __le16 param2_rsrv;
- __le32 reserved7;
+struct lun_mapper_addr_reserved {
+ struct regpair lun_mapper_addr;
+ u8 reserved0[8];
+};
+
+/* rdif conetxt for dif on immediate */
+struct dif_on_immediate_params {
+ __le32 initial_ref_tag;
+ __le16 application_tag;
+ __le16 application_tag_mask;
+ __le16 flags1;
+#define DIF_ON_IMMEDIATE_PARAMS_VALIDATE_GUARD_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_VALIDATE_GUARD_SHIFT 0
+#define DIF_ON_IMMEDIATE_PARAMS_VALIDATE_APP_TAG_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_VALIDATE_APP_TAG_SHIFT 1
+#define DIF_ON_IMMEDIATE_PARAMS_VALIDATE_REF_TAG_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_VALIDATE_REF_TAG_SHIFT 2
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_GUARD_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_GUARD_SHIFT 3
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_APP_TAG_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_APP_TAG_SHIFT 4
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_REF_TAG_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_REF_TAG_SHIFT 5
+#define DIF_ON_IMMEDIATE_PARAMS_INTERVAL_SIZE_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_INTERVAL_SIZE_SHIFT 6
+#define DIF_ON_IMMEDIATE_PARAMS_NETWORK_INTERFACE_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_NETWORK_INTERFACE_SHIFT 7
+#define DIF_ON_IMMEDIATE_PARAMS_HOST_INTERFACE_MASK 0x3
+#define DIF_ON_IMMEDIATE_PARAMS_HOST_INTERFACE_SHIFT 8
+#define DIF_ON_IMMEDIATE_PARAMS_REF_TAG_MASK_MASK 0xF
+#define DIF_ON_IMMEDIATE_PARAMS_REF_TAG_MASK_SHIFT 10
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_APP_TAG_WITH_MASK_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_APP_TAG_WITH_MASK_SHIFT 14
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_REF_TAG_WITH_MASK_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_FORWARD_REF_TAG_WITH_MASK_SHIFT 15
+ u8 flags0;
+#define DIF_ON_IMMEDIATE_PARAMS_RESERVED_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_RESERVED_SHIFT 0
+#define DIF_ON_IMMEDIATE_PARAMS_IGNORE_APP_TAG_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_IGNORE_APP_TAG_SHIFT 1
+#define DIF_ON_IMMEDIATE_PARAMS_INITIAL_REF_TAG_IS_VALID_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_INITIAL_REF_TAG_IS_VALID_SHIFT 2
+#define DIF_ON_IMMEDIATE_PARAMS_HOST_GUARD_TYPE_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_HOST_GUARD_TYPE_SHIFT 3
+#define DIF_ON_IMMEDIATE_PARAMS_PROTECTION_TYPE_MASK 0x3
+#define DIF_ON_IMMEDIATE_PARAMS_PROTECTION_TYPE_SHIFT 4
+#define DIF_ON_IMMEDIATE_PARAMS_CRC_SEED_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_CRC_SEED_SHIFT 6
+#define DIF_ON_IMMEDIATE_PARAMS_KEEP_REF_TAG_CONST_MASK 0x1
+#define DIF_ON_IMMEDIATE_PARAMS_KEEP_REF_TAG_CONST_SHIFT 7
+ u8 reserved_zero[5];
+};
+
+/* iSCSI dif on immediate mode attributes union */
+union dif_configuration_params {
+ struct lun_mapper_addr_reserved lun_mapper_address;
+ struct dif_on_immediate_params def_dif_conf;
+};
+
+/* Union of data/r2t sequence number */
+union iscsi_seq_num {
+ __le16 data_sn;
+ __le16 r2t_sn;
};
-struct iscsi_cmd_hdr {
- __le16 reserved1;
- u8 flags_attr;
-#define ISCSI_CMD_HDR_ATTR_MASK 0x7
-#define ISCSI_CMD_HDR_ATTR_SHIFT 0
-#define ISCSI_CMD_HDR_RSRV_MASK 0x3
-#define ISCSI_CMD_HDR_RSRV_SHIFT 3
-#define ISCSI_CMD_HDR_WRITE_MASK 0x1
-#define ISCSI_CMD_HDR_WRITE_SHIFT 5
-#define ISCSI_CMD_HDR_READ_MASK 0x1
-#define ISCSI_CMD_HDR_READ_SHIFT 6
-#define ISCSI_CMD_HDR_FINAL_MASK 0x1
-#define ISCSI_CMD_HDR_FINAL_SHIFT 7
- u8 hdr_first_byte;
-#define ISCSI_CMD_HDR_OPCODE_MASK 0x3F
-#define ISCSI_CMD_HDR_OPCODE_SHIFT 0
-#define ISCSI_CMD_HDR_IMM_MASK 0x1
-#define ISCSI_CMD_HDR_IMM_SHIFT 6
-#define ISCSI_CMD_HDR_RSRV1_MASK 0x1
-#define ISCSI_CMD_HDR_RSRV1_SHIFT 7
- __le32 hdr_second_dword;
-#define ISCSI_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_CMD_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_CMD_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_CMD_HDR_TOTAL_AHS_LEN_SHIFT 24
- struct regpair lun;
- __le32 itt;
- __le32 expected_transfer_length;
- __le32 cmd_sn;
- __le32 exp_stat_sn;
- __le32 cdb[4];
+/* iSCSI DIF flags */
+struct iscsi_dif_flags {
+ u8 flags;
+#define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_MASK 0xF
+#define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_SHIFT 0
+#define ISCSI_DIF_FLAGS_DIF_TO_PEER_MASK 0x1
+#define ISCSI_DIF_FLAGS_DIF_TO_PEER_SHIFT 4
+#define ISCSI_DIF_FLAGS_HOST_INTERFACE_MASK 0x7
+#define ISCSI_DIF_FLAGS_HOST_INTERFACE_SHIFT 5
};
+/* The iscsi storm task context of Ystorm */
+struct ystorm_iscsi_task_state {
+ struct scsi_cached_sges data_desc;
+ struct scsi_sgl_params sgl_params;
+ __le32 exp_r2t_sn;
+ __le32 buffer_offset;
+ union iscsi_seq_num seq_num;
+ struct iscsi_dif_flags dif_flags;
+ u8 flags;
+#define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_MASK 0x1
+#define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_SHIFT 0
+#define YSTORM_ISCSI_TASK_STATE_SLOW_IO_MASK 0x1
+#define YSTORM_ISCSI_TASK_STATE_SLOW_IO_SHIFT 1
+#define YSTORM_ISCSI_TASK_STATE_SET_DIF_OFFSET_MASK 0x1
+#define YSTORM_ISCSI_TASK_STATE_SET_DIF_OFFSET_SHIFT 2
+#define YSTORM_ISCSI_TASK_STATE_RESERVED0_MASK 0x1F
+#define YSTORM_ISCSI_TASK_STATE_RESERVED0_SHIFT 3
+};
+
+/* The iscsi storm task context of Ystorm */
+struct ystorm_iscsi_task_rxmit_opt {
+ __le32 fast_rxmit_sge_offset;
+ __le32 scan_start_buffer_offset;
+ __le32 fast_rxmit_buffer_offset;
+ u8 scan_start_sgl_index;
+ u8 fast_rxmit_sgl_index;
+ __le16 reserved;
+};
+
+/* iSCSI Common PDU header */
struct iscsi_common_hdr {
u8 hdr_status;
u8 hdr_response;
u8 hdr_flags;
u8 hdr_first_byte;
-#define ISCSI_COMMON_HDR_OPCODE_MASK 0x3F
-#define ISCSI_COMMON_HDR_OPCODE_SHIFT 0
-#define ISCSI_COMMON_HDR_IMM_MASK 0x1
-#define ISCSI_COMMON_HDR_IMM_SHIFT 6
-#define ISCSI_COMMON_HDR_RSRV_MASK 0x1
-#define ISCSI_COMMON_HDR_RSRV_SHIFT 7
+#define ISCSI_COMMON_HDR_OPCODE_MASK 0x3F
+#define ISCSI_COMMON_HDR_OPCODE_SHIFT 0
+#define ISCSI_COMMON_HDR_IMM_MASK 0x1
+#define ISCSI_COMMON_HDR_IMM_SHIFT 6
+#define ISCSI_COMMON_HDR_RSRV_MASK 0x1
+#define ISCSI_COMMON_HDR_RSRV_SHIFT 7
__le32 hdr_second_dword;
-#define ISCSI_COMMON_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_COMMON_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_COMMON_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_COMMON_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair lun_reserved;
__le32 itt;
__le32 ttt;
__le32 data[3];
};
-struct iscsi_conn_offload_params {
- struct regpair sq_pbl_addr;
- struct regpair r2tq_pbl_addr;
- struct regpair xhq_pbl_addr;
- struct regpair uhq_pbl_addr;
- __le32 initial_ack;
- __le16 physical_q0;
- __le16 physical_q1;
- u8 flags;
-#define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_MASK 0x1
-#define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_SHIFT 0
-#define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_MASK 0x1
-#define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_SHIFT 1
-#define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_MASK 0x1
-#define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_SHIFT 2
-#define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_MASK 0x1F
-#define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_SHIFT 3
- u8 pbl_page_size_log;
- u8 pbe_page_size_log;
- u8 default_cq;
- __le32 stat_sn;
-};
-
-struct iscsi_slow_path_hdr {
- u8 op_code;
- u8 flags;
-#define ISCSI_SLOW_PATH_HDR_RESERVED0_MASK 0xF
-#define ISCSI_SLOW_PATH_HDR_RESERVED0_SHIFT 0
-#define ISCSI_SLOW_PATH_HDR_LAYER_CODE_MASK 0x7
-#define ISCSI_SLOW_PATH_HDR_LAYER_CODE_SHIFT 4
-#define ISCSI_SLOW_PATH_HDR_RESERVED1_MASK 0x1
-#define ISCSI_SLOW_PATH_HDR_RESERVED1_SHIFT 7
-};
-
-struct iscsi_conn_update_ramrod_params {
- struct iscsi_slow_path_hdr hdr;
- __le16 conn_id;
- __le32 fw_cid;
- u8 flags;
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_MASK 0x1
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_SHIFT 0
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_MASK 0x1
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_SHIFT 1
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_MASK 0x1
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_SHIFT 2
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_MASK 0x1
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_SHIFT 3
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_MASK 0x1
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_SHIFT 4
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_MASK 0x1
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_SHIFT 5
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_MASK 0x3
-#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_SHIFT 6
- u8 reserved0[3];
- __le32 max_seq_size;
- __le32 max_send_pdu_length;
- __le32 max_recv_pdu_length;
- __le32 first_seq_length;
+/* iSCSI Command PDU header */
+struct iscsi_cmd_hdr {
+ __le16 reserved1;
+ u8 flags_attr;
+#define ISCSI_CMD_HDR_ATTR_MASK 0x7
+#define ISCSI_CMD_HDR_ATTR_SHIFT 0
+#define ISCSI_CMD_HDR_RSRV_MASK 0x3
+#define ISCSI_CMD_HDR_RSRV_SHIFT 3
+#define ISCSI_CMD_HDR_WRITE_MASK 0x1
+#define ISCSI_CMD_HDR_WRITE_SHIFT 5
+#define ISCSI_CMD_HDR_READ_MASK 0x1
+#define ISCSI_CMD_HDR_READ_SHIFT 6
+#define ISCSI_CMD_HDR_FINAL_MASK 0x1
+#define ISCSI_CMD_HDR_FINAL_SHIFT 7
+ u8 hdr_first_byte;
+#define ISCSI_CMD_HDR_OPCODE_MASK 0x3F
+#define ISCSI_CMD_HDR_OPCODE_SHIFT 0
+#define ISCSI_CMD_HDR_IMM_MASK 0x1
+#define ISCSI_CMD_HDR_IMM_SHIFT 6
+#define ISCSI_CMD_HDR_RSRV1_MASK 0x1
+#define ISCSI_CMD_HDR_RSRV1_SHIFT 7
+ __le32 hdr_second_dword;
+#define ISCSI_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_CMD_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_CMD_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_CMD_HDR_TOTAL_AHS_LEN_SHIFT 24
+ struct regpair lun;
+ __le32 itt;
+ __le32 expected_transfer_length;
+ __le32 cmd_sn;
__le32 exp_stat_sn;
+ __le32 cdb[4];
};
+/* iSCSI Command PDU header with Extended CDB (Initiator Mode) */
struct iscsi_ext_cdb_cmd_hdr {
__le16 reserved1;
u8 flags_attr;
-#define ISCSI_EXT_CDB_CMD_HDR_ATTR_MASK 0x7
-#define ISCSI_EXT_CDB_CMD_HDR_ATTR_SHIFT 0
-#define ISCSI_EXT_CDB_CMD_HDR_RSRV_MASK 0x3
-#define ISCSI_EXT_CDB_CMD_HDR_RSRV_SHIFT 3
-#define ISCSI_EXT_CDB_CMD_HDR_WRITE_MASK 0x1
-#define ISCSI_EXT_CDB_CMD_HDR_WRITE_SHIFT 5
-#define ISCSI_EXT_CDB_CMD_HDR_READ_MASK 0x1
-#define ISCSI_EXT_CDB_CMD_HDR_READ_SHIFT 6
-#define ISCSI_EXT_CDB_CMD_HDR_FINAL_MASK 0x1
-#define ISCSI_EXT_CDB_CMD_HDR_FINAL_SHIFT 7
+#define ISCSI_EXT_CDB_CMD_HDR_ATTR_MASK 0x7
+#define ISCSI_EXT_CDB_CMD_HDR_ATTR_SHIFT 0
+#define ISCSI_EXT_CDB_CMD_HDR_RSRV_MASK 0x3
+#define ISCSI_EXT_CDB_CMD_HDR_RSRV_SHIFT 3
+#define ISCSI_EXT_CDB_CMD_HDR_WRITE_MASK 0x1
+#define ISCSI_EXT_CDB_CMD_HDR_WRITE_SHIFT 5
+#define ISCSI_EXT_CDB_CMD_HDR_READ_MASK 0x1
+#define ISCSI_EXT_CDB_CMD_HDR_READ_SHIFT 6
+#define ISCSI_EXT_CDB_CMD_HDR_FINAL_MASK 0x1
+#define ISCSI_EXT_CDB_CMD_HDR_FINAL_SHIFT 7
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_MASK 0xFF
-#define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_SHIFT 24
+#define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_MASK 0xFF
+#define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_SHIFT 24
struct regpair lun;
__le32 itt;
__le32 expected_transfer_length;
struct scsi_sge cdb_sge;
};
+/* iSCSI login request PDU header */
struct iscsi_login_req_hdr {
u8 version_min;
u8 version_max;
u8 flags_attr;
-#define ISCSI_LOGIN_REQ_HDR_NSG_MASK 0x3
-#define ISCSI_LOGIN_REQ_HDR_NSG_SHIFT 0
-#define ISCSI_LOGIN_REQ_HDR_CSG_MASK 0x3
-#define ISCSI_LOGIN_REQ_HDR_CSG_SHIFT 2
-#define ISCSI_LOGIN_REQ_HDR_RSRV_MASK 0x3
-#define ISCSI_LOGIN_REQ_HDR_RSRV_SHIFT 4
-#define ISCSI_LOGIN_REQ_HDR_C_MASK 0x1
-#define ISCSI_LOGIN_REQ_HDR_C_SHIFT 6
-#define ISCSI_LOGIN_REQ_HDR_T_MASK 0x1
-#define ISCSI_LOGIN_REQ_HDR_T_SHIFT 7
+#define ISCSI_LOGIN_REQ_HDR_NSG_MASK 0x3
+#define ISCSI_LOGIN_REQ_HDR_NSG_SHIFT 0
+#define ISCSI_LOGIN_REQ_HDR_CSG_MASK 0x3
+#define ISCSI_LOGIN_REQ_HDR_CSG_SHIFT 2
+#define ISCSI_LOGIN_REQ_HDR_RSRV_MASK 0x3
+#define ISCSI_LOGIN_REQ_HDR_RSRV_SHIFT 4
+#define ISCSI_LOGIN_REQ_HDR_C_MASK 0x1
+#define ISCSI_LOGIN_REQ_HDR_C_SHIFT 6
+#define ISCSI_LOGIN_REQ_HDR_T_MASK 0x1
+#define ISCSI_LOGIN_REQ_HDR_T_SHIFT 7
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_SHIFT 24
__le32 isid_tabc;
__le16 tsih;
__le16 isid_d;
__le32 reserved2[4];
};
+/* iSCSI logout request PDU header */
struct iscsi_logout_req_hdr {
__le16 reserved0;
u8 reason_code;
__le32 reserved4[4];
};
+/* iSCSI Data-out PDU header */
struct iscsi_data_out_hdr {
__le16 reserved1;
u8 flags_attr;
-#define ISCSI_DATA_OUT_HDR_RSRV_MASK 0x7F
-#define ISCSI_DATA_OUT_HDR_RSRV_SHIFT 0
-#define ISCSI_DATA_OUT_HDR_FINAL_MASK 0x1
-#define ISCSI_DATA_OUT_HDR_FINAL_SHIFT 7
+#define ISCSI_DATA_OUT_HDR_RSRV_MASK 0x7F
+#define ISCSI_DATA_OUT_HDR_RSRV_SHIFT 0
+#define ISCSI_DATA_OUT_HDR_FINAL_MASK 0x1
+#define ISCSI_DATA_OUT_HDR_FINAL_SHIFT 7
u8 opcode;
__le32 reserved2;
struct regpair lun;
__le32 reserved5;
};
+/* iSCSI Data-in PDU header */
struct iscsi_data_in_hdr {
u8 status_rsvd;
u8 reserved1;
u8 flags;
-#define ISCSI_DATA_IN_HDR_STATUS_MASK 0x1
-#define ISCSI_DATA_IN_HDR_STATUS_SHIFT 0
-#define ISCSI_DATA_IN_HDR_UNDERFLOW_MASK 0x1
-#define ISCSI_DATA_IN_HDR_UNDERFLOW_SHIFT 1
-#define ISCSI_DATA_IN_HDR_OVERFLOW_MASK 0x1
-#define ISCSI_DATA_IN_HDR_OVERFLOW_SHIFT 2
-#define ISCSI_DATA_IN_HDR_RSRV_MASK 0x7
-#define ISCSI_DATA_IN_HDR_RSRV_SHIFT 3
-#define ISCSI_DATA_IN_HDR_ACK_MASK 0x1
-#define ISCSI_DATA_IN_HDR_ACK_SHIFT 6
-#define ISCSI_DATA_IN_HDR_FINAL_MASK 0x1
-#define ISCSI_DATA_IN_HDR_FINAL_SHIFT 7
+#define ISCSI_DATA_IN_HDR_STATUS_MASK 0x1
+#define ISCSI_DATA_IN_HDR_STATUS_SHIFT 0
+#define ISCSI_DATA_IN_HDR_UNDERFLOW_MASK 0x1
+#define ISCSI_DATA_IN_HDR_UNDERFLOW_SHIFT 1
+#define ISCSI_DATA_IN_HDR_OVERFLOW_MASK 0x1
+#define ISCSI_DATA_IN_HDR_OVERFLOW_SHIFT 2
+#define ISCSI_DATA_IN_HDR_RSRV_MASK 0x7
+#define ISCSI_DATA_IN_HDR_RSRV_SHIFT 3
+#define ISCSI_DATA_IN_HDR_ACK_MASK 0x1
+#define ISCSI_DATA_IN_HDR_ACK_SHIFT 6
+#define ISCSI_DATA_IN_HDR_FINAL_MASK 0x1
+#define ISCSI_DATA_IN_HDR_FINAL_SHIFT 7
u8 opcode;
__le32 reserved2;
struct regpair lun;
__le32 residual_count;
};
+/* iSCSI R2T PDU header */
struct iscsi_r2t_hdr {
u8 reserved0[3];
u8 opcode;
__le32 desired_data_trns_len;
};
+/* iSCSI NOP-out PDU header */
struct iscsi_nop_out_hdr {
__le16 reserved1;
u8 flags_attr;
-#define ISCSI_NOP_OUT_HDR_RSRV_MASK 0x7F
-#define ISCSI_NOP_OUT_HDR_RSRV_SHIFT 0
-#define ISCSI_NOP_OUT_HDR_CONST1_MASK 0x1
-#define ISCSI_NOP_OUT_HDR_CONST1_SHIFT 7
+#define ISCSI_NOP_OUT_HDR_RSRV_MASK 0x7F
+#define ISCSI_NOP_OUT_HDR_RSRV_SHIFT 0
+#define ISCSI_NOP_OUT_HDR_CONST1_MASK 0x1
+#define ISCSI_NOP_OUT_HDR_CONST1_SHIFT 7
u8 opcode;
__le32 reserved2;
struct regpair lun;
__le32 reserved6;
};
+/* iSCSI NOP-in PDU header */
struct iscsi_nop_in_hdr {
__le16 reserved0;
u8 flags_attr;
-#define ISCSI_NOP_IN_HDR_RSRV_MASK 0x7F
-#define ISCSI_NOP_IN_HDR_RSRV_SHIFT 0
-#define ISCSI_NOP_IN_HDR_CONST1_MASK 0x1
-#define ISCSI_NOP_IN_HDR_CONST1_SHIFT 7
+#define ISCSI_NOP_IN_HDR_RSRV_MASK 0x7F
+#define ISCSI_NOP_IN_HDR_RSRV_SHIFT 0
+#define ISCSI_NOP_IN_HDR_CONST1_MASK 0x1
+#define ISCSI_NOP_IN_HDR_CONST1_SHIFT 7
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair lun;
__le32 itt;
__le32 ttt;
__le32 reserved7;
};
+/* iSCSI Login Response PDU header */
struct iscsi_login_response_hdr {
u8 version_active;
u8 version_max;
u8 flags_attr;
-#define ISCSI_LOGIN_RESPONSE_HDR_NSG_MASK 0x3
-#define ISCSI_LOGIN_RESPONSE_HDR_NSG_SHIFT 0
-#define ISCSI_LOGIN_RESPONSE_HDR_CSG_MASK 0x3
-#define ISCSI_LOGIN_RESPONSE_HDR_CSG_SHIFT 2
-#define ISCSI_LOGIN_RESPONSE_HDR_RSRV_MASK 0x3
-#define ISCSI_LOGIN_RESPONSE_HDR_RSRV_SHIFT 4
-#define ISCSI_LOGIN_RESPONSE_HDR_C_MASK 0x1
-#define ISCSI_LOGIN_RESPONSE_HDR_C_SHIFT 6
-#define ISCSI_LOGIN_RESPONSE_HDR_T_MASK 0x1
-#define ISCSI_LOGIN_RESPONSE_HDR_T_SHIFT 7
+#define ISCSI_LOGIN_RESPONSE_HDR_NSG_MASK 0x3
+#define ISCSI_LOGIN_RESPONSE_HDR_NSG_SHIFT 0
+#define ISCSI_LOGIN_RESPONSE_HDR_CSG_MASK 0x3
+#define ISCSI_LOGIN_RESPONSE_HDR_CSG_SHIFT 2
+#define ISCSI_LOGIN_RESPONSE_HDR_RSRV_MASK 0x3
+#define ISCSI_LOGIN_RESPONSE_HDR_RSRV_SHIFT 4
+#define ISCSI_LOGIN_RESPONSE_HDR_C_MASK 0x1
+#define ISCSI_LOGIN_RESPONSE_HDR_C_SHIFT 6
+#define ISCSI_LOGIN_RESPONSE_HDR_T_MASK 0x1
+#define ISCSI_LOGIN_RESPONSE_HDR_T_SHIFT 7
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
__le32 isid_tabc;
__le16 tsih;
__le16 isid_d;
__le32 reserved4[2];
};
+/* iSCSI Logout Response PDU header */
struct iscsi_logout_response_hdr {
u8 reserved1;
u8 response;
u8 flags;
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
__le32 reserved2[2];
__le32 itt;
__le32 reserved3;
__le32 reserved5[1];
};
+/* iSCSI Text Request PDU header */
struct iscsi_text_request_hdr {
__le16 reserved0;
u8 flags_attr;
-#define ISCSI_TEXT_REQUEST_HDR_RSRV_MASK 0x3F
-#define ISCSI_TEXT_REQUEST_HDR_RSRV_SHIFT 0
-#define ISCSI_TEXT_REQUEST_HDR_C_MASK 0x1
-#define ISCSI_TEXT_REQUEST_HDR_C_SHIFT 6
-#define ISCSI_TEXT_REQUEST_HDR_F_MASK 0x1
-#define ISCSI_TEXT_REQUEST_HDR_F_SHIFT 7
+#define ISCSI_TEXT_REQUEST_HDR_RSRV_MASK 0x3F
+#define ISCSI_TEXT_REQUEST_HDR_RSRV_SHIFT 0
+#define ISCSI_TEXT_REQUEST_HDR_C_MASK 0x1
+#define ISCSI_TEXT_REQUEST_HDR_C_SHIFT 6
+#define ISCSI_TEXT_REQUEST_HDR_F_MASK 0x1
+#define ISCSI_TEXT_REQUEST_HDR_F_SHIFT 7
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair lun;
__le32 itt;
__le32 ttt;
__le32 reserved4[4];
};
+/* iSCSI Text Response PDU header */
struct iscsi_text_response_hdr {
__le16 reserved1;
u8 flags;
-#define ISCSI_TEXT_RESPONSE_HDR_RSRV_MASK 0x3F
-#define ISCSI_TEXT_RESPONSE_HDR_RSRV_SHIFT 0
-#define ISCSI_TEXT_RESPONSE_HDR_C_MASK 0x1
-#define ISCSI_TEXT_RESPONSE_HDR_C_SHIFT 6
-#define ISCSI_TEXT_RESPONSE_HDR_F_MASK 0x1
-#define ISCSI_TEXT_RESPONSE_HDR_F_SHIFT 7
+#define ISCSI_TEXT_RESPONSE_HDR_RSRV_MASK 0x3F
+#define ISCSI_TEXT_RESPONSE_HDR_RSRV_SHIFT 0
+#define ISCSI_TEXT_RESPONSE_HDR_C_MASK 0x1
+#define ISCSI_TEXT_RESPONSE_HDR_C_SHIFT 6
+#define ISCSI_TEXT_RESPONSE_HDR_F_MASK 0x1
+#define ISCSI_TEXT_RESPONSE_HDR_F_SHIFT 7
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair lun;
__le32 itt;
__le32 ttt;
__le32 reserved4[3];
};
+/* iSCSI TMF Request PDU header */
struct iscsi_tmf_request_hdr {
__le16 reserved0;
u8 function;
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair lun;
__le32 itt;
__le32 rtt;
u8 hdr_flags;
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair reserved0;
__le32 itt;
__le32 reserved1;
__le32 reserved4[3];
};
+/* iSCSI Response PDU header */
struct iscsi_response_hdr {
u8 hdr_status;
u8 hdr_response;
u8 hdr_flags;
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair lun;
__le32 itt;
__le32 snack_tag;
__le32 residual_count;
};
+/* iSCSI Reject PDU header */
struct iscsi_reject_hdr {
u8 reserved4;
u8 hdr_reason;
u8 hdr_flags;
u8 opcode;
__le32 hdr_second_dword;
-#define ISCSI_REJECT_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
-#define ISCSI_REJECT_HDR_DATA_SEG_LEN_SHIFT 0
-#define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_MASK 0xFF
-#define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_SHIFT 24
+#define ISCSI_REJECT_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_REJECT_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_SHIFT 24
struct regpair reserved0;
__le32 all_ones;
__le32 reserved2;
__le32 reserved3[2];
};
+/* iSCSI Asynchronous Message PDU header */
+struct iscsi_async_msg_hdr {
+ __le16 reserved0;
+ u8 flags_attr;
+#define ISCSI_ASYNC_MSG_HDR_RSRV_MASK 0x7F
+#define ISCSI_ASYNC_MSG_HDR_RSRV_SHIFT 0
+#define ISCSI_ASYNC_MSG_HDR_CONST1_MASK 0x1
+#define ISCSI_ASYNC_MSG_HDR_CONST1_SHIFT 7
+ u8 opcode;
+ __le32 hdr_second_dword;
+#define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
+#define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_SHIFT 0
+#define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_MASK 0xFF
+#define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_SHIFT 24
+ struct regpair lun;
+ __le32 all_ones;
+ __le32 reserved1;
+ __le32 stat_sn;
+ __le32 exp_cmd_sn;
+ __le32 max_cmd_sn;
+ __le16 param1_rsrv;
+ u8 async_vcode;
+ u8 async_event;
+ __le16 param3_rsrv;
+ __le16 param2_rsrv;
+ __le32 reserved7;
+};
+
+/* PDU header part of Ystorm task context */
union iscsi_task_hdr {
struct iscsi_common_hdr common;
struct data_hdr data;
struct iscsi_async_msg_hdr async_msg;
};
+/* The iscsi storm task context of Ystorm */
+struct ystorm_iscsi_task_st_ctx {
+ struct ystorm_iscsi_task_state state;
+ struct ystorm_iscsi_task_rxmit_opt rxmit_opt;
+ union iscsi_task_hdr pdu_hdr;
+};
+
+struct e4_ystorm_iscsi_task_ag_ctx {
+ u8 reserved;
+ u8 byte1;
+ __le16 word0;
+ u8 flags0;
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7
+ u8 flags1;
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 0
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_MASK 0x3
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_SHIFT 4
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 6
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7
+ u8 flags2;
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
+#define E4_YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7
+ u8 byte2;
+ __le32 TTT;
+ u8 byte3;
+ u8 byte4;
+ __le16 word1;
+};
+
+struct e4_mstorm_iscsi_task_ag_ctx {
+ u8 cdu_validation;
+ u8 byte1;
+ __le16 task_cid;
+ u8 flags0;
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_SHIFT 7
+ u8 flags1;
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_MASK 0x3
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_SHIFT 0
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 4
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_SHIFT 6
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7
+ u8 flags2;
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 0
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
+#define E4_MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7
+ u8 byte2;
+ __le32 reg0;
+ u8 byte3;
+ u8 byte4;
+ __le16 word1;
+};
+
+struct e4_ustorm_iscsi_task_ag_ctx {
+ u8 reserved;
+ u8 state;
+ __le16 icid;
+ u8 flags0;
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
+#define E4_USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
+#define E4_USTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
+#define E4_USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_MASK 0x3
+#define E4_USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_SHIFT 6
+ u8 flags1;
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RESERVED1_MASK 0x3
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RESERVED1_SHIFT 0
+#define E4_USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_MASK 0x3
+#define E4_USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_SHIFT 2
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 4
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_MASK 0x3
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_SHIFT 6
+ u8 flags2;
+#define E4_USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_SHIFT 0
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_SHIFT 1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_SHIFT 2
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 3
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_SHIFT 4
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_SHIFT 5
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 6
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_SHIFT 7
+ u8 flags3;
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 0
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 2
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
+#define E4_USTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 3
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_MASK 0xF
+#define E4_USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_SHIFT 4
+ __le32 dif_err_intervals;
+ __le32 dif_error_1st_interval;
+ __le32 rcv_cont_len;
+ __le32 exp_cont_len;
+ __le32 total_data_acked;
+ __le32 exp_data_acked;
+ u8 next_tid_valid;
+ u8 byte3;
+ __le16 word1;
+ __le16 next_tid;
+ __le16 word3;
+ __le32 hdr_residual_count;
+ __le32 exp_r2t_sn;
+};
+
+/* The iscsi storm task context of Mstorm */
+struct mstorm_iscsi_task_st_ctx {
+ struct scsi_cached_sges data_desc;
+ struct scsi_sgl_params sgl_params;
+ __le32 rem_task_size;
+ __le32 data_buffer_offset;
+ u8 task_type;
+ struct iscsi_dif_flags dif_flags;
+ __le16 dif_task_icid;
+ struct regpair sense_db;
+ __le32 expected_itt;
+ __le32 reserved1;
+};
+
+struct iscsi_reg1 {
+ __le32 reg1_map;
+#define ISCSI_REG1_NUM_SGES_MASK 0xF
+#define ISCSI_REG1_NUM_SGES_SHIFT 0
+#define ISCSI_REG1_RESERVED1_MASK 0xFFFFFFF
+#define ISCSI_REG1_RESERVED1_SHIFT 4
+};
+
+struct tqe_opaque {
+ __le16 opaque[2];
+};
+
+/* The iscsi storm task context of Ustorm */
+struct ustorm_iscsi_task_st_ctx {
+ __le32 rem_rcv_len;
+ __le32 exp_data_transfer_len;
+ __le32 exp_data_sn;
+ struct regpair lun;
+ struct iscsi_reg1 reg1;
+ u8 flags2;
+#define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_SHIFT 0
+#define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_MASK 0x7F
+#define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_SHIFT 1
+ struct iscsi_dif_flags dif_flags;
+ __le16 reserved3;
+ struct tqe_opaque tqe_opaque_list;
+ __le32 reserved5;
+ __le32 reserved6;
+ __le32 reserved7;
+ u8 task_type;
+ u8 error_flags;
+#define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_SHIFT 0
+#define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_SHIFT 1
+#define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_SHIFT 2
+#define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_MASK 0x1F
+#define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_SHIFT 3
+ u8 flags;
+#define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_MASK 0x3
+#define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_SHIFT 0
+#define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_SHIFT 2
+#define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_SHIFT 3
+#define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_SHIFT 4
+#define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_SHIFT 5
+#define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_SHIFT 6
+#define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_MASK 0x1
+#define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_SHIFT 7
+ u8 cq_rss_number;
+};
+
+/* iscsi task context */
+struct e4_iscsi_task_context {
+ struct ystorm_iscsi_task_st_ctx ystorm_st_context;
+ struct e4_ystorm_iscsi_task_ag_ctx ystorm_ag_context;
+ struct regpair ystorm_ag_padding[2];
+ struct tdif_task_context tdif_context;
+ struct e4_mstorm_iscsi_task_ag_ctx mstorm_ag_context;
+ struct regpair mstorm_ag_padding[2];
+ struct e4_ustorm_iscsi_task_ag_ctx ustorm_ag_context;
+ struct mstorm_iscsi_task_st_ctx mstorm_st_context;
+ struct ustorm_iscsi_task_st_ctx ustorm_st_context;
+ struct rdif_task_context rdif_context;
+};
+
+/* iSCSI connection offload params passed by driver to FW in ISCSI offload
+ * ramrod.
+ */
+struct iscsi_conn_offload_params {
+ struct regpair sq_pbl_addr;
+ struct regpair r2tq_pbl_addr;
+ struct regpair xhq_pbl_addr;
+ struct regpair uhq_pbl_addr;
+ __le32 initial_ack;
+ __le16 physical_q0;
+ __le16 physical_q1;
+ u8 flags;
+#define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_MASK 0x1
+#define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_SHIFT 0
+#define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_MASK 0x1
+#define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_SHIFT 1
+#define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_MASK 0x1
+#define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_SHIFT 2
+#define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_MASK 0x1F
+#define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_SHIFT 3
+ u8 pbl_page_size_log;
+ u8 pbe_page_size_log;
+ u8 default_cq;
+ __le32 stat_sn;
+};
+
+/* iSCSI connection statistics */
+struct iscsi_conn_stats_params {
+ struct regpair iscsi_tcp_tx_packets_cnt;
+ struct regpair iscsi_tcp_tx_bytes_cnt;
+ struct regpair iscsi_tcp_tx_rxmit_cnt;
+ struct regpair iscsi_tcp_rx_packets_cnt;
+ struct regpair iscsi_tcp_rx_bytes_cnt;
+ struct regpair iscsi_tcp_rx_dup_ack_cnt;
+ __le32 iscsi_tcp_rx_chksum_err_cnt;
+ __le32 reserved;
+};
+
+/* spe message header */
+struct iscsi_slow_path_hdr {
+ u8 op_code;
+ u8 flags;
+#define ISCSI_SLOW_PATH_HDR_RESERVED0_MASK 0xF
+#define ISCSI_SLOW_PATH_HDR_RESERVED0_SHIFT 0
+#define ISCSI_SLOW_PATH_HDR_LAYER_CODE_MASK 0x7
+#define ISCSI_SLOW_PATH_HDR_LAYER_CODE_SHIFT 4
+#define ISCSI_SLOW_PATH_HDR_RESERVED1_MASK 0x1
+#define ISCSI_SLOW_PATH_HDR_RESERVED1_SHIFT 7
+};
+
+/* iSCSI connection update params passed by driver to FW in ISCSI update
+ *ramrod.
+ */
+struct iscsi_conn_update_ramrod_params {
+ struct iscsi_slow_path_hdr hdr;
+ __le16 conn_id;
+ __le32 fw_cid;
+ u8 flags;
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_SHIFT 0
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_SHIFT 1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_SHIFT 2
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_SHIFT 3
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_SHIFT 4
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_SHIFT 5
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_IMM_EN_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_IMM_EN_SHIFT 6
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_LUN_MAPPER_EN_MASK 0x1
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_LUN_MAPPER_EN_SHIFT 7
+ u8 reserved0[3];
+ __le32 max_seq_size;
+ __le32 max_send_pdu_length;
+ __le32 max_recv_pdu_length;
+ __le32 first_seq_length;
+ __le32 exp_stat_sn;
+ union dif_configuration_params dif_on_imme_params;
+};
+
+/* iSCSI CQ element */
struct iscsi_cqe_common {
__le16 conn_id;
u8 cqe_type;
union iscsi_task_hdr iscsi_hdr;
};
+/* iSCSI CQ element */
struct iscsi_cqe_solicited {
__le16 conn_id;
u8 cqe_type;
u8 fw_dbg_field;
u8 caused_conn_err;
u8 reserved0[3];
- __le32 reserved1[1];
+ __le32 data_truncated_bytes;
union iscsi_task_hdr iscsi_hdr;
};
+/* iSCSI CQ element */
struct iscsi_cqe_unsolicited {
__le16 conn_id;
u8 cqe_type;
__le16 reserved0;
u8 reserved1;
u8 unsol_cqe_type;
- struct regpair rqe_opaque;
+ __le16 rqe_opaque;
+ __le16 reserved2[3];
union iscsi_task_hdr iscsi_hdr;
};
+/* iSCSI CQ element */
union iscsi_cqe {
struct iscsi_cqe_common cqe_common;
struct iscsi_cqe_solicited cqe_solicited;
struct iscsi_cqe_unsolicited cqe_unsolicited;
};
+/* iSCSI CQE type */
enum iscsi_cqes_type {
ISCSI_CQE_TYPE_SOLICITED = 1,
ISCSI_CQE_TYPE_UNSOLICITED,
MAX_ISCSI_CQES_TYPE
};
+/* iSCSI CQE type */
enum iscsi_cqe_unsolicited_type {
ISCSI_CQE_UNSOLICITED_NONE,
ISCSI_CQE_UNSOLICITED_SINGLE,
MAX_ISCSI_CQE_UNSOLICITED_TYPE
};
-
+/* iscsi debug modes */
struct iscsi_debug_modes {
u8 flags;
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_SHIFT 0
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_SHIFT 1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_SHIFT 2
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_SHIFT 3
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_SHIFT 4
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_SHIFT 5
-#define ISCSI_DEBUG_MODES_ASSERT_IF_DATA_DIGEST_ERROR_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_DATA_DIGEST_ERROR_SHIFT 6
-#define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_ERROR_MASK 0x1
-#define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_ERROR_SHIFT 7
-};
-
-struct iscsi_dif_flags {
- u8 flags;
-#define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_MASK 0xF
-#define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_SHIFT 0
-#define ISCSI_DIF_FLAGS_DIF_TO_PEER_MASK 0x1
-#define ISCSI_DIF_FLAGS_DIF_TO_PEER_SHIFT 4
-#define ISCSI_DIF_FLAGS_HOST_INTERFACE_MASK 0x7
-#define ISCSI_DIF_FLAGS_HOST_INTERFACE_SHIFT 5
-};
-
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_SHIFT 0
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_SHIFT 1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_SHIFT 2
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_SHIFT 3
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_SHIFT 4
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_SHIFT 5
+#define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_OR_DATA_DIGEST_ERROR_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_OR_DATA_DIGEST_ERROR_SHIFT 6
+#define ISCSI_DEBUG_MODES_ASSERT_IF_HQ_CORRUPT_MASK 0x1
+#define ISCSI_DEBUG_MODES_ASSERT_IF_HQ_CORRUPT_SHIFT 7
+};
+
+/* iSCSI kernel completion queue IDs */
enum iscsi_eqe_opcode {
ISCSI_EVENT_TYPE_INIT_FUNC = 0,
ISCSI_EVENT_TYPE_DESTROY_FUNC,
ISCSI_EVENT_TYPE_CLEAR_SQ,
ISCSI_EVENT_TYPE_TERMINATE_CONN,
ISCSI_EVENT_TYPE_MAC_UPDATE_CONN,
+ ISCSI_EVENT_TYPE_COLLECT_STATS_CONN,
ISCSI_EVENT_TYPE_ASYN_CONNECT_COMPLETE,
ISCSI_EVENT_TYPE_ASYN_TERMINATE_DONE,
- RESERVED9,
ISCSI_EVENT_TYPE_START_OF_ERROR_TYPES = 10,
ISCSI_EVENT_TYPE_ASYN_ABORT_RCVD,
ISCSI_EVENT_TYPE_ASYN_CLOSE_RCVD,
MAX_ISCSI_EQE_OPCODE
};
+/* iSCSI EQE and CQE completion status */
enum iscsi_error_types {
ISCSI_STATUS_NONE = 0,
ISCSI_CQE_ERROR_UNSOLICITED_RCV_ON_INVALID_CONN = 1,
MAX_ISCSI_ERROR_TYPES
};
-
+/* iSCSI Ramrod Command IDs */
enum iscsi_ramrod_cmd_id {
ISCSI_RAMROD_CMD_ID_UNUSED = 0,
ISCSI_RAMROD_CMD_ID_INIT_FUNC = 1,
ISCSI_RAMROD_CMD_ID_TERMINATION_CONN = 5,
ISCSI_RAMROD_CMD_ID_CLEAR_SQ = 6,
ISCSI_RAMROD_CMD_ID_MAC_UPDATE = 7,
+ ISCSI_RAMROD_CMD_ID_CONN_STATS = 8,
MAX_ISCSI_RAMROD_CMD_ID
};
-struct iscsi_reg1 {
- __le32 reg1_map;
-#define ISCSI_REG1_NUM_SGES_MASK 0xF
-#define ISCSI_REG1_NUM_SGES_SHIFT 0
-#define ISCSI_REG1_RESERVED1_MASK 0xFFFFFFF
-#define ISCSI_REG1_RESERVED1_SHIFT 4
-};
-
-union iscsi_seq_num {
- __le16 data_sn;
- __le16 r2t_sn;
-};
-
+/* iSCSI connection termination request */
struct iscsi_spe_conn_mac_update {
struct iscsi_slow_path_hdr hdr;
__le16 conn_id;
u8 reserved0[2];
};
+/* iSCSI and TCP connection (Option 1) offload params passed by driver to FW in
+ * iSCSI offload ramrod.
+ */
struct iscsi_spe_conn_offload {
struct iscsi_slow_path_hdr hdr;
__le16 conn_id;
struct tcp_offload_params tcp;
};
+/* iSCSI and TCP connection(Option 2) offload params passed by driver to FW in
+ * iSCSI offload ramrod.
+ */
struct iscsi_spe_conn_offload_option2 {
struct iscsi_slow_path_hdr hdr;
__le16 conn_id;
struct tcp_offload_params_opt2 tcp;
};
+/* iSCSI collect connection statistics request */
+struct iscsi_spe_conn_statistics {
+ struct iscsi_slow_path_hdr hdr;
+ __le16 conn_id;
+ __le32 fw_cid;
+ u8 reset_stats;
+ u8 reserved0[7];
+ struct regpair stats_cnts_addr;
+};
+
+/* iSCSI connection termination request */
struct iscsi_spe_conn_termination {
struct iscsi_slow_path_hdr hdr;
__le16 conn_id;
struct regpair query_params_addr;
};
+/* iSCSI firmware function destroy parameters */
struct iscsi_spe_func_dstry {
struct iscsi_slow_path_hdr hdr;
__le16 reserved0;
__le32 reserved1;
};
+/* iSCSI firmware function init parameters */
struct iscsi_spe_func_init {
struct iscsi_slow_path_hdr hdr;
__le16 half_way_close_timeout;
u8 num_r2tq_pages_in_ring;
u8 num_uhq_pages_in_ring;
u8 ll2_rx_queue_id;
- u8 ooo_enable;
+ u8 flags;
+#define ISCSI_SPE_FUNC_INIT_COUNTERS_EN_MASK 0x1
+#define ISCSI_SPE_FUNC_INIT_COUNTERS_EN_SHIFT 0
+#define ISCSI_SPE_FUNC_INIT_RESERVED0_MASK 0x7F
+#define ISCSI_SPE_FUNC_INIT_RESERVED0_SHIFT 1
struct iscsi_debug_modes debug_mode;
__le16 reserved1;
__le32 reserved2;
- __le32 reserved3;
- __le32 reserved4;
struct scsi_init_func_params func_params;
struct scsi_init_func_queues q_params;
};
-struct ystorm_iscsi_task_state {
- struct scsi_cached_sges data_desc;
- struct scsi_sgl_params sgl_params;
- __le32 exp_r2t_sn;
- __le32 buffer_offset;
- union iscsi_seq_num seq_num;
- struct iscsi_dif_flags dif_flags;
- u8 flags;
-#define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_MASK 0x1
-#define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_SHIFT 0
-#define YSTORM_ISCSI_TASK_STATE_SLOW_IO_MASK 0x1
-#define YSTORM_ISCSI_TASK_STATE_SLOW_IO_SHIFT 1
-#define YSTORM_ISCSI_TASK_STATE_RESERVED0_MASK 0x3F
-#define YSTORM_ISCSI_TASK_STATE_RESERVED0_SHIFT 2
-};
-
-struct ystorm_iscsi_task_rxmit_opt {
- __le32 fast_rxmit_sge_offset;
- __le32 scan_start_buffer_offset;
- __le32 fast_rxmit_buffer_offset;
- u8 scan_start_sgl_index;
- u8 fast_rxmit_sgl_index;
- __le16 reserved;
-};
-
-struct ystorm_iscsi_task_st_ctx {
- struct ystorm_iscsi_task_state state;
- struct ystorm_iscsi_task_rxmit_opt rxmit_opt;
- union iscsi_task_hdr pdu_hdr;
-};
-
-struct ystorm_iscsi_task_ag_ctx {
- u8 reserved;
- u8 byte1;
- __le16 word0;
- u8 flags0;
-#define YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF
-#define YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
-#define YSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7
- u8 flags1;
-#define YSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3
-#define YSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 0
-#define YSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
-#define YSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2
-#define YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_MASK 0x3
-#define YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_SHIFT 4
-#define YSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 6
-#define YSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7
- u8 flags2;
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
-#define YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7
- u8 byte2;
- __le32 TTT;
- u8 byte3;
- u8 byte4;
- __le16 word1;
-};
-
-struct mstorm_iscsi_task_ag_ctx {
- u8 cdu_validation;
- u8 byte1;
- __le16 task_cid;
- u8 flags0;
-#define MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
-#define MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
-#define MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
-#define MSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
-#define MSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6
-#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_SHIFT 7
- u8 flags1;
-#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_MASK 0x3
-#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_SHIFT 0
-#define MSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
-#define MSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2
-#define MSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3
-#define MSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 4
-#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_SHIFT 6
-#define MSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7
- u8 flags2;
-#define MSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 0
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
-#define MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7
- u8 byte2;
- __le32 reg0;
- u8 byte3;
- u8 byte4;
- __le16 word1;
-};
-
-struct ustorm_iscsi_task_ag_ctx {
- u8 reserved;
- u8 state;
- __le16 icid;
- u8 flags0;
-#define USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
-#define USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
-#define USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
-#define USTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
-#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_MASK 0x3
-#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_SHIFT 6
- u8 flags1;
-#define USTORM_ISCSI_TASK_AG_CTX_RESERVED1_MASK 0x3
-#define USTORM_ISCSI_TASK_AG_CTX_RESERVED1_SHIFT 0
-#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_MASK 0x3
-#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_SHIFT 2
-#define USTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3
-#define USTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 4
-#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_MASK 0x3
-#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_SHIFT 6
- u8 flags2;
-#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_SHIFT 0
-#define USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_SHIFT 1
-#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_SHIFT 2
-#define USTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 3
-#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_SHIFT 4
-#define USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_SHIFT 5
-#define USTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 6
-#define USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_SHIFT 7
- u8 flags3;
-#define USTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 0
-#define USTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 1
-#define USTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 2
-#define USTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
-#define USTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 3
-#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_MASK 0xF
-#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_SHIFT 4
- __le32 dif_err_intervals;
- __le32 dif_error_1st_interval;
- __le32 rcv_cont_len;
- __le32 exp_cont_len;
- __le32 total_data_acked;
- __le32 exp_data_acked;
- u8 next_tid_valid;
- u8 byte3;
- __le16 word1;
- __le16 next_tid;
- __le16 word3;
- __le32 hdr_residual_count;
- __le32 exp_r2t_sn;
-};
-
-struct mstorm_iscsi_task_st_ctx {
- struct scsi_cached_sges data_desc;
- struct scsi_sgl_params sgl_params;
- __le32 rem_task_size;
- __le32 data_buffer_offset;
- u8 task_type;
- struct iscsi_dif_flags dif_flags;
- u8 reserved0[2];
- struct regpair sense_db;
- __le32 expected_itt;
- __le32 reserved1;
-};
-
-struct ustorm_iscsi_task_st_ctx {
- __le32 rem_rcv_len;
- __le32 exp_data_transfer_len;
- __le32 exp_data_sn;
- struct regpair lun;
- struct iscsi_reg1 reg1;
- u8 flags2;
-#define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_SHIFT 0
-#define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_MASK 0x7F
-#define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_SHIFT 1
- struct iscsi_dif_flags dif_flags;
- __le16 reserved3;
- __le32 reserved4;
- __le32 reserved5;
- __le32 reserved6;
- __le32 reserved7;
- u8 task_type;
- u8 error_flags;
-#define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_SHIFT 0
-#define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_SHIFT 1
-#define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_SHIFT 2
-#define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_MASK 0x1F
-#define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_SHIFT 3
- u8 flags;
-#define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_MASK 0x3
-#define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_SHIFT 0
-#define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_SHIFT 2
-#define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_SHIFT 3
-#define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_SHIFT 4
-#define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_SHIFT 5
-#define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_SHIFT 6
-#define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_MASK 0x1
-#define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_SHIFT 7
- u8 cq_rss_number;
-};
-
-struct iscsi_task_context {
- struct ystorm_iscsi_task_st_ctx ystorm_st_context;
- struct ystorm_iscsi_task_ag_ctx ystorm_ag_context;
- struct regpair ystorm_ag_padding[2];
- struct tdif_task_context tdif_context;
- struct mstorm_iscsi_task_ag_ctx mstorm_ag_context;
- struct regpair mstorm_ag_padding[2];
- struct ustorm_iscsi_task_ag_ctx ustorm_ag_context;
- struct mstorm_iscsi_task_st_ctx mstorm_st_context;
- struct ustorm_iscsi_task_st_ctx ustorm_st_context;
- struct rdif_task_context rdif_context;
-};
-
+/* iSCSI task type */
enum iscsi_task_type {
ISCSI_TASK_TYPE_INITIATOR_WRITE,
ISCSI_TASK_TYPE_INITIATOR_READ,
ISCSI_TASK_TYPE_TARGET_READ,
ISCSI_TASK_TYPE_TARGET_RESPONSE,
ISCSI_TASK_TYPE_LOGIN_RESPONSE,
+ ISCSI_TASK_TYPE_TARGET_IMM_W_DIF,
MAX_ISCSI_TASK_TYPE
};
+/* iSCSI DesiredDataTransferLength/ttt union */
union iscsi_ttt_txlen_union {
__le32 desired_tx_len;
__le32 ttt;
};
+/* iSCSI uHQ element */
struct iscsi_uhqe {
__le32 reg1;
-#define ISCSI_UHQE_PDU_PAYLOAD_LEN_MASK 0xFFFFF
-#define ISCSI_UHQE_PDU_PAYLOAD_LEN_SHIFT 0
-#define ISCSI_UHQE_LOCAL_COMP_MASK 0x1
-#define ISCSI_UHQE_LOCAL_COMP_SHIFT 20
-#define ISCSI_UHQE_TOGGLE_BIT_MASK 0x1
-#define ISCSI_UHQE_TOGGLE_BIT_SHIFT 21
-#define ISCSI_UHQE_PURE_PAYLOAD_MASK 0x1
-#define ISCSI_UHQE_PURE_PAYLOAD_SHIFT 22
-#define ISCSI_UHQE_LOGIN_RESPONSE_PDU_MASK 0x1
-#define ISCSI_UHQE_LOGIN_RESPONSE_PDU_SHIFT 23
-#define ISCSI_UHQE_TASK_ID_HI_MASK 0xFF
-#define ISCSI_UHQE_TASK_ID_HI_SHIFT 24
+#define ISCSI_UHQE_PDU_PAYLOAD_LEN_MASK 0xFFFFF
+#define ISCSI_UHQE_PDU_PAYLOAD_LEN_SHIFT 0
+#define ISCSI_UHQE_LOCAL_COMP_MASK 0x1
+#define ISCSI_UHQE_LOCAL_COMP_SHIFT 20
+#define ISCSI_UHQE_TOGGLE_BIT_MASK 0x1
+#define ISCSI_UHQE_TOGGLE_BIT_SHIFT 21
+#define ISCSI_UHQE_PURE_PAYLOAD_MASK 0x1
+#define ISCSI_UHQE_PURE_PAYLOAD_SHIFT 22
+#define ISCSI_UHQE_LOGIN_RESPONSE_PDU_MASK 0x1
+#define ISCSI_UHQE_LOGIN_RESPONSE_PDU_SHIFT 23
+#define ISCSI_UHQE_TASK_ID_HI_MASK 0xFF
+#define ISCSI_UHQE_TASK_ID_HI_SHIFT 24
__le32 reg2;
-#define ISCSI_UHQE_BUFFER_OFFSET_MASK 0xFFFFFF
-#define ISCSI_UHQE_BUFFER_OFFSET_SHIFT 0
-#define ISCSI_UHQE_TASK_ID_LO_MASK 0xFF
-#define ISCSI_UHQE_TASK_ID_LO_SHIFT 24
+#define ISCSI_UHQE_BUFFER_OFFSET_MASK 0xFFFFFF
+#define ISCSI_UHQE_BUFFER_OFFSET_SHIFT 0
+#define ISCSI_UHQE_TASK_ID_LO_MASK 0xFF
+#define ISCSI_UHQE_TASK_ID_LO_SHIFT 24
};
-
+/* iSCSI WQ element */
struct iscsi_wqe {
__le16 task_id;
u8 flags;
-#define ISCSI_WQE_WQE_TYPE_MASK 0x7
-#define ISCSI_WQE_WQE_TYPE_SHIFT 0
-#define ISCSI_WQE_NUM_SGES_MASK 0xF
-#define ISCSI_WQE_NUM_SGES_SHIFT 3
-#define ISCSI_WQE_RESPONSE_MASK 0x1
-#define ISCSI_WQE_RESPONSE_SHIFT 7
+#define ISCSI_WQE_WQE_TYPE_MASK 0x7
+#define ISCSI_WQE_WQE_TYPE_SHIFT 0
+#define ISCSI_WQE_NUM_SGES_MASK 0xF
+#define ISCSI_WQE_NUM_SGES_SHIFT 3
+#define ISCSI_WQE_RESPONSE_MASK 0x1
+#define ISCSI_WQE_RESPONSE_SHIFT 7
struct iscsi_dif_flags prot_flags;
__le32 contlen_cdbsize;
-#define ISCSI_WQE_CONT_LEN_MASK 0xFFFFFF
-#define ISCSI_WQE_CONT_LEN_SHIFT 0
-#define ISCSI_WQE_CDB_SIZE_MASK 0xFF
-#define ISCSI_WQE_CDB_SIZE_SHIFT 24
+#define ISCSI_WQE_CONT_LEN_MASK 0xFFFFFF
+#define ISCSI_WQE_CONT_LEN_SHIFT 0
+#define ISCSI_WQE_CDB_SIZE_MASK 0xFF
+#define ISCSI_WQE_CDB_SIZE_SHIFT 24
};
+/* iSCSI wqe type */
enum iscsi_wqe_type {
ISCSI_WQE_TYPE_NORMAL,
ISCSI_WQE_TYPE_TASK_CLEANUP,
MAX_ISCSI_WQE_TYPE
};
+/* iSCSI xHQ element */
struct iscsi_xhqe {
union iscsi_ttt_txlen_union ttt_or_txlen;
__le32 exp_stat_sn;
u8 total_ahs_length;
u8 opcode;
u8 flags;
-#define ISCSI_XHQE_FINAL_MASK 0x1
-#define ISCSI_XHQE_FINAL_SHIFT 0
-#define ISCSI_XHQE_STATUS_BIT_MASK 0x1
-#define ISCSI_XHQE_STATUS_BIT_SHIFT 1
-#define ISCSI_XHQE_NUM_SGES_MASK 0xF
-#define ISCSI_XHQE_NUM_SGES_SHIFT 2
-#define ISCSI_XHQE_RESERVED0_MASK 0x3
-#define ISCSI_XHQE_RESERVED0_SHIFT 6
+#define ISCSI_XHQE_FINAL_MASK 0x1
+#define ISCSI_XHQE_FINAL_SHIFT 0
+#define ISCSI_XHQE_STATUS_BIT_MASK 0x1
+#define ISCSI_XHQE_STATUS_BIT_SHIFT 1
+#define ISCSI_XHQE_NUM_SGES_MASK 0xF
+#define ISCSI_XHQE_NUM_SGES_SHIFT 2
+#define ISCSI_XHQE_RESERVED0_MASK 0x3
+#define ISCSI_XHQE_RESERVED0_SHIFT 6
union iscsi_seq_num seq_num;
__le16 reserved1;
};
+/* Per PF iSCSI receive path statistics - mStorm RAM structure */
struct mstorm_iscsi_stats_drv {
struct regpair iscsi_rx_dropped_pdus_task_not_valid;
+ struct regpair iscsi_rx_dup_ack_cnt;
};
+/* Per PF iSCSI transmit path statistics - pStorm RAM structure */
struct pstorm_iscsi_stats_drv {
struct regpair iscsi_tx_bytes_cnt;
struct regpair iscsi_tx_packet_cnt;
};
+/* Per PF iSCSI receive path statistics - tStorm RAM structure */
struct tstorm_iscsi_stats_drv {
struct regpair iscsi_rx_bytes_cnt;
struct regpair iscsi_rx_packet_cnt;
struct regpair iscsi_rx_new_ooo_isle_events_cnt;
+ struct regpair iscsi_rx_tcp_payload_bytes_cnt;
+ struct regpair iscsi_rx_tcp_pkt_cnt;
+ struct regpair iscsi_rx_pure_ack_cnt;
__le32 iscsi_cmdq_threshold_cnt;
__le32 iscsi_rq_threshold_cnt;
__le32 iscsi_immq_threshold_cnt;
};
+/* Per PF iSCSI receive path statistics - uStorm RAM structure */
struct ustorm_iscsi_stats_drv {
struct regpair iscsi_rx_data_pdu_cnt;
struct regpair iscsi_rx_r2t_pdu_cnt;
struct regpair iscsi_rx_total_pdu_cnt;
};
+/* Per PF iSCSI transmit path statistics - xStorm RAM structure */
struct xstorm_iscsi_stats_drv {
struct regpair iscsi_tx_go_to_slow_start_event_cnt;
struct regpair iscsi_tx_fast_retransmit_event_cnt;
+ struct regpair iscsi_tx_pure_ack_cnt;
+ struct regpair iscsi_tx_delayed_ack_cnt;
};
+/* Per PF iSCSI transmit path statistics - yStorm RAM structure */
struct ystorm_iscsi_stats_drv {
struct regpair iscsi_tx_data_pdu_cnt;
struct regpair iscsi_tx_r2t_pdu_cnt;
struct regpair iscsi_tx_total_pdu_cnt;
+ struct regpair iscsi_tx_tcp_payload_bytes_cnt;
+ struct regpair iscsi_tx_tcp_pkt_cnt;
};
-struct tstorm_iscsi_task_ag_ctx {
+struct e4_tstorm_iscsi_task_ag_ctx {
u8 byte0;
u8 byte1;
__le16 word0;
u8 flags0;
-#define TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF
-#define TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT2_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT2_SHIFT 6
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT2_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT2_SHIFT 6
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7
u8 flags1;
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT5_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_BIT5_SHIFT 1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 2
-#define TSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 4
-#define TSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 6
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT5_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_BIT5_SHIFT 1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 2
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 4
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 6
u8 flags2;
-#define TSTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 0
-#define TSTORM_ISCSI_TASK_AG_CTX_CF4_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF4_SHIFT 2
-#define TSTORM_ISCSI_TASK_AG_CTX_CF5_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF5_SHIFT 4
-#define TSTORM_ISCSI_TASK_AG_CTX_CF6_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF6_SHIFT 6
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 0
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF4_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF4_SHIFT 2
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF5_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF5_SHIFT 4
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF6_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF6_SHIFT 6
u8 flags3;
-#define TSTORM_ISCSI_TASK_AG_CTX_CF7_MASK 0x3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF7_SHIFT 0
-#define TSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 2
-#define TSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 3
-#define TSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 4
-#define TSTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 5
-#define TSTORM_ISCSI_TASK_AG_CTX_CF4EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF4EN_SHIFT 6
-#define TSTORM_ISCSI_TASK_AG_CTX_CF5EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF5EN_SHIFT 7
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF7_MASK 0x3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF7_SHIFT 0
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 2
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 4
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 5
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF4EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF4EN_SHIFT 6
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF5EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF5EN_SHIFT 7
u8 flags4;
-#define TSTORM_ISCSI_TASK_AG_CTX_CF6EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF6EN_SHIFT 0
-#define TSTORM_ISCSI_TASK_AG_CTX_CF7EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_CF7EN_SHIFT 1
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 2
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 3
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 4
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 5
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 6
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
-#define TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 7
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF6EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF6EN_SHIFT 0
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF7EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_CF7EN_SHIFT 1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 2
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 3
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 4
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 5
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 6
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
+#define E4_TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 7
u8 byte2;
__le16 word1;
__le32 reg0;
__le32 reg1;
__le32 reg2;
};
+
+/* iSCSI doorbell data */
struct iscsi_db_data {
u8 params;
-#define ISCSI_DB_DATA_DEST_MASK 0x3
-#define ISCSI_DB_DATA_DEST_SHIFT 0
-#define ISCSI_DB_DATA_AGG_CMD_MASK 0x3
-#define ISCSI_DB_DATA_AGG_CMD_SHIFT 2
-#define ISCSI_DB_DATA_BYPASS_EN_MASK 0x1
-#define ISCSI_DB_DATA_BYPASS_EN_SHIFT 4
-#define ISCSI_DB_DATA_RESERVED_MASK 0x1
-#define ISCSI_DB_DATA_RESERVED_SHIFT 5
-#define ISCSI_DB_DATA_AGG_VAL_SEL_MASK 0x3
-#define ISCSI_DB_DATA_AGG_VAL_SEL_SHIFT 6
+#define ISCSI_DB_DATA_DEST_MASK 0x3
+#define ISCSI_DB_DATA_DEST_SHIFT 0
+#define ISCSI_DB_DATA_AGG_CMD_MASK 0x3
+#define ISCSI_DB_DATA_AGG_CMD_SHIFT 2
+#define ISCSI_DB_DATA_BYPASS_EN_MASK 0x1
+#define ISCSI_DB_DATA_BYPASS_EN_SHIFT 4
+#define ISCSI_DB_DATA_RESERVED_MASK 0x1
+#define ISCSI_DB_DATA_RESERVED_SHIFT 5
+#define ISCSI_DB_DATA_AGG_VAL_SEL_MASK 0x3
+#define ISCSI_DB_DATA_AGG_VAL_SEL_SHIFT 6
u8 agg_flags;
__le16 sq_prod;
};
git.samba.org / sfrench / cifs-2.6.git / blobdiff