qed: Add common HSI for new protocols

This adds the qed portion of the RoCE & iSCSI firmware HSI,
as well as adding several new common HSI files which would be required
by both qed and qed* protocols.

Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

6 files changed, 2006 insertions, 1 deletions

diff --git a/include/linux/qed/common_hsi.h b/include/linux/qed/common_hsi.h
index 285189a5ea6d..077a3b6cc80f 100644
--- a/include/linux/qed/common_hsi.h
+++ b/include/linux/qed/common_hsi.h
@@ -12,6 +12,7 @@
 #define CORE_SPQE_PAGE_SIZE_BYTES                       4096
 
 #define X_FINAL_CLEANUP_AGG_INT 1
+#define NUM_OF_GLOBAL_QUEUES                            128
 
 /* Queue Zone sizes in bytes */
 #define TSTORM_QZONE_SIZE 8
@@ -694,7 +695,10 @@ struct parsing_and_err_flags {
 #define PARSING_AND_ERR_FLAGS_TUNNELL4CHKSMERROR_SHIFT         15
 };
 
-/* Concrete Function ID. */
+struct pb_context {
+	__le32 crc[4];
+};
+
 struct pxp_concrete_fid {
 	__le16 fid;
 #define PXP_CONCRETE_FID_PFID_MASK     0xF
@@ -761,6 +765,72 @@ struct pxp_ptt_entry {
 };
 
 /* RSS hash type */
+struct rdif_task_context {
+	__le32 initial_ref_tag;
+	__le16 app_tag_value;
+	__le16 app_tag_mask;
+	u8 flags0;
+#define RDIF_TASK_CONTEXT_IGNOREAPPTAG_MASK            0x1
+#define RDIF_TASK_CONTEXT_IGNOREAPPTAG_SHIFT           0
+#define RDIF_TASK_CONTEXT_INITIALREFTAGVALID_MASK      0x1
+#define RDIF_TASK_CONTEXT_INITIALREFTAGVALID_SHIFT     1
+#define RDIF_TASK_CONTEXT_HOSTGUARDTYPE_MASK           0x1
+#define RDIF_TASK_CONTEXT_HOSTGUARDTYPE_SHIFT          2
+#define RDIF_TASK_CONTEXT_SETERRORWITHEOP_MASK         0x1
+#define RDIF_TASK_CONTEXT_SETERRORWITHEOP_SHIFT        3
+#define RDIF_TASK_CONTEXT_PROTECTIONTYPE_MASK          0x3
+#define RDIF_TASK_CONTEXT_PROTECTIONTYPE_SHIFT         4
+#define RDIF_TASK_CONTEXT_CRC_SEED_MASK                0x1
+#define RDIF_TASK_CONTEXT_CRC_SEED_SHIFT               6
+#define RDIF_TASK_CONTEXT_KEEPREFTAGCONST_MASK         0x1
+#define RDIF_TASK_CONTEXT_KEEPREFTAGCONST_SHIFT        7
+	u8 partial_dif_data[7];
+	__le16 partial_crc_value;
+	__le16 partial_checksum_value;
+	__le32 offset_in_io;
+	__le16 flags1;
+#define RDIF_TASK_CONTEXT_VALIDATEGUARD_MASK           0x1
+#define RDIF_TASK_CONTEXT_VALIDATEGUARD_SHIFT          0
+#define RDIF_TASK_CONTEXT_VALIDATEAPPTAG_MASK          0x1
+#define RDIF_TASK_CONTEXT_VALIDATEAPPTAG_SHIFT         1
+#define RDIF_TASK_CONTEXT_VALIDATEREFTAG_MASK          0x1
+#define RDIF_TASK_CONTEXT_VALIDATEREFTAG_SHIFT         2
+#define RDIF_TASK_CONTEXT_FORWARDGUARD_MASK            0x1
+#define RDIF_TASK_CONTEXT_FORWARDGUARD_SHIFT           3
+#define RDIF_TASK_CONTEXT_FORWARDAPPTAG_MASK           0x1
+#define RDIF_TASK_CONTEXT_FORWARDAPPTAG_SHIFT          4
+#define RDIF_TASK_CONTEXT_FORWARDREFTAG_MASK           0x1
+#define RDIF_TASK_CONTEXT_FORWARDREFTAG_SHIFT          5
+#define RDIF_TASK_CONTEXT_INTERVALSIZE_MASK            0x7
+#define RDIF_TASK_CONTEXT_INTERVALSIZE_SHIFT           6
+#define RDIF_TASK_CONTEXT_HOSTINTERFACE_MASK           0x3
+#define RDIF_TASK_CONTEXT_HOSTINTERFACE_SHIFT          9
+#define RDIF_TASK_CONTEXT_DIFBEFOREDATA_MASK           0x1
+#define RDIF_TASK_CONTEXT_DIFBEFOREDATA_SHIFT          11
+#define RDIF_TASK_CONTEXT_RESERVED0_MASK               0x1
+#define RDIF_TASK_CONTEXT_RESERVED0_SHIFT              12
+#define RDIF_TASK_CONTEXT_NETWORKINTERFACE_MASK        0x1
+#define RDIF_TASK_CONTEXT_NETWORKINTERFACE_SHIFT       13
+#define RDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK_MASK   0x1
+#define RDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK_SHIFT  14
+#define RDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK_MASK   0x1
+#define RDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK_SHIFT  15
+	__le16 state;
+#define RDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFT_MASK    0xF
+#define RDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFT_SHIFT   0
+#define RDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFT_MASK  0xF
+#define RDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFT_SHIFT 4
+#define RDIF_TASK_CONTEXT_ERRORINIO_MASK               0x1
+#define RDIF_TASK_CONTEXT_ERRORINIO_SHIFT              8
+#define RDIF_TASK_CONTEXT_CHECKSUMOVERFLOW_MASK        0x1
+#define RDIF_TASK_CONTEXT_CHECKSUMOVERFLOW_SHIFT       9
+#define RDIF_TASK_CONTEXT_REFTAGMASK_MASK              0xF
+#define RDIF_TASK_CONTEXT_REFTAGMASK_SHIFT             10
+#define RDIF_TASK_CONTEXT_RESERVED1_MASK               0x3
+#define RDIF_TASK_CONTEXT_RESERVED1_SHIFT              14
+	__le32 reserved2;
+};
+
 enum rss_hash_type {
 	RSS_HASH_TYPE_DEFAULT	= 0,
 	RSS_HASH_TYPE_IPV4	= 1,
@@ -789,4 +859,122 @@ struct status_block {
 #define STATUS_BLOCK_ZERO_PAD3_SHIFT  24
 };
 
+struct tdif_task_context {
+	__le32 initial_ref_tag;
+	__le16 app_tag_value;
+	__le16 app_tag_mask;
+	__le16 partial_crc_valueB;
+	__le16 partial_checksum_valueB;
+	__le16 stateB;
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTB_MASK    0xF
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTB_SHIFT   0
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTB_MASK  0xF
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTB_SHIFT 4
+#define TDIF_TASK_CONTEXT_ERRORINIOB_MASK               0x1
+#define TDIF_TASK_CONTEXT_ERRORINIOB_SHIFT              8
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOW_MASK         0x1
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOW_SHIFT        9
+#define TDIF_TASK_CONTEXT_RESERVED0_MASK                0x3F
+#define TDIF_TASK_CONTEXT_RESERVED0_SHIFT               10
+	u8 reserved1;
+	u8 flags0;
+#define TDIF_TASK_CONTEXT_IGNOREAPPTAG_MASK             0x1
+#define TDIF_TASK_CONTEXT_IGNOREAPPTAG_SHIFT            0
+#define TDIF_TASK_CONTEXT_INITIALREFTAGVALID_MASK       0x1
+#define TDIF_TASK_CONTEXT_INITIALREFTAGVALID_SHIFT      1
+#define TDIF_TASK_CONTEXT_HOSTGUARDTYPE_MASK            0x1
+#define TDIF_TASK_CONTEXT_HOSTGUARDTYPE_SHIFT           2
+#define TDIF_TASK_CONTEXT_SETERRORWITHEOP_MASK          0x1
+#define TDIF_TASK_CONTEXT_SETERRORWITHEOP_SHIFT         3
+#define TDIF_TASK_CONTEXT_PROTECTIONTYPE_MASK           0x3
+#define TDIF_TASK_CONTEXT_PROTECTIONTYPE_SHIFT          4
+#define TDIF_TASK_CONTEXT_CRC_SEED_MASK                 0x1
+#define TDIF_TASK_CONTEXT_CRC_SEED_SHIFT                6
+#define TDIF_TASK_CONTEXT_RESERVED2_MASK                0x1
+#define TDIF_TASK_CONTEXT_RESERVED2_SHIFT               7
+	__le32 flags1;
+#define TDIF_TASK_CONTEXT_VALIDATEGUARD_MASK            0x1
+#define TDIF_TASK_CONTEXT_VALIDATEGUARD_SHIFT           0
+#define TDIF_TASK_CONTEXT_VALIDATEAPPTAG_MASK           0x1
+#define TDIF_TASK_CONTEXT_VALIDATEAPPTAG_SHIFT          1
+#define TDIF_TASK_CONTEXT_VALIDATEREFTAG_MASK           0x1
+#define TDIF_TASK_CONTEXT_VALIDATEREFTAG_SHIFT          2
+#define TDIF_TASK_CONTEXT_FORWARDGUARD_MASK             0x1
+#define TDIF_TASK_CONTEXT_FORWARDGUARD_SHIFT            3
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAG_MASK            0x1
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAG_SHIFT           4
+#define TDIF_TASK_CONTEXT_FORWARDREFTAG_MASK            0x1
+#define TDIF_TASK_CONTEXT_FORWARDREFTAG_SHIFT           5
+#define TDIF_TASK_CONTEXT_INTERVALSIZE_MASK             0x7
+#define TDIF_TASK_CONTEXT_INTERVALSIZE_SHIFT            6
+#define TDIF_TASK_CONTEXT_HOSTINTERFACE_MASK            0x3
+#define TDIF_TASK_CONTEXT_HOSTINTERFACE_SHIFT           9
+#define TDIF_TASK_CONTEXT_DIFBEFOREDATA_MASK            0x1
+#define TDIF_TASK_CONTEXT_DIFBEFOREDATA_SHIFT           11
+#define TDIF_TASK_CONTEXT_RESERVED3_MASK                0x1
+#define TDIF_TASK_CONTEXT_RESERVED3_SHIFT               12
+#define TDIF_TASK_CONTEXT_NETWORKINTERFACE_MASK         0x1
+#define TDIF_TASK_CONTEXT_NETWORKINTERFACE_SHIFT        13
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTA_MASK    0xF
+#define TDIF_TASK_CONTEXT_RECEIVEDDIFBYTESLEFTA_SHIFT   14
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTA_MASK  0xF
+#define TDIF_TASK_CONTEXT_TRANSMITEDDIFBYTESLEFTA_SHIFT 18
+#define TDIF_TASK_CONTEXT_ERRORINIOA_MASK               0x1
+#define TDIF_TASK_CONTEXT_ERRORINIOA_SHIFT              22
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOWA_MASK        0x1
+#define TDIF_TASK_CONTEXT_CHECKSUMOVERFLOWA_SHIFT       23
+#define TDIF_TASK_CONTEXT_REFTAGMASK_MASK               0xF
+#define TDIF_TASK_CONTEXT_REFTAGMASK_SHIFT              24
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK_MASK    0x1
+#define TDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK_SHIFT   28
+#define TDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK_MASK    0x1
+#define TDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK_SHIFT   29
+#define TDIF_TASK_CONTEXT_KEEPREFTAGCONST_MASK          0x1
+#define TDIF_TASK_CONTEXT_KEEPREFTAGCONST_SHIFT         30
+#define TDIF_TASK_CONTEXT_RESERVED4_MASK                0x1
+#define TDIF_TASK_CONTEXT_RESERVED4_SHIFT               31
+	__le32 offset_in_iob;
+	__le16 partial_crc_value_a;
+	__le16 partial_checksum_valuea_;
+	__le32 offset_in_ioa;
+	u8 partial_dif_data_a[8];
+	u8 partial_dif_data_b[8];
+};
+
+struct timers_context {
+	__le32 logical_client0;
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC0_MASK     0xFFFFFFF
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC0_SHIFT    0
+#define TIMERS_CONTEXT_VALIDLC0_MASK              0x1
+#define TIMERS_CONTEXT_VALIDLC0_SHIFT             28
+#define TIMERS_CONTEXT_ACTIVELC0_MASK             0x1
+#define TIMERS_CONTEXT_ACTIVELC0_SHIFT            29
+#define TIMERS_CONTEXT_RESERVED0_MASK             0x3
+#define TIMERS_CONTEXT_RESERVED0_SHIFT            30
+	__le32 logical_client1;
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC1_MASK     0xFFFFFFF
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC1_SHIFT    0
+#define TIMERS_CONTEXT_VALIDLC1_MASK              0x1
+#define TIMERS_CONTEXT_VALIDLC1_SHIFT             28
+#define TIMERS_CONTEXT_ACTIVELC1_MASK             0x1
+#define TIMERS_CONTEXT_ACTIVELC1_SHIFT            29
+#define TIMERS_CONTEXT_RESERVED1_MASK             0x3
+#define TIMERS_CONTEXT_RESERVED1_SHIFT            30
+	__le32 logical_client2;
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC2_MASK     0xFFFFFFF
+#define TIMERS_CONTEXT_EXPIRATIONTIMELC2_SHIFT    0
+#define TIMERS_CONTEXT_VALIDLC2_MASK              0x1
+#define TIMERS_CONTEXT_VALIDLC2_SHIFT             28
+#define TIMERS_CONTEXT_ACTIVELC2_MASK             0x1
+#define TIMERS_CONTEXT_ACTIVELC2_SHIFT            29
+#define TIMERS_CONTEXT_RESERVED2_MASK             0x3
+#define TIMERS_CONTEXT_RESERVED2_SHIFT            30
+	__le32 host_expiration_fields;
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALUE_MASK  0xFFFFFFF
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALUE_SHIFT 0
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALID_MASK  0x1
+#define TIMERS_CONTEXT_HOSTEXPRIRATIONVALID_SHIFT 28
+#define TIMERS_CONTEXT_RESERVED3_MASK             0x7
+#define TIMERS_CONTEXT_RESERVED3_SHIFT            29
+};
 #endif /* __COMMON_HSI__ */
diff --git a/include/linux/qed/iscsi_common.h b/include/linux/qed/iscsi_common.h
new file mode 100644
index 000000000000..b3c0feb15ae9
--- /dev/null
+++ b/include/linux/qed/iscsi_common.h
@@ -0,0 +1,1439 @@
+/* QLogic qed NIC Driver
+ * Copyright (c) 2015 QLogic Corporation
+ *
+ * This software is available under the terms of the GNU General Public License
+ * (GPL) Version 2, available from the file COPYING in the main directory of
+ * this source tree.
+ */
+
+#ifndef __ISCSI_COMMON__
+#define __ISCSI_COMMON__
+/**********************/
+/* ISCSI FW CONSTANTS */
+/**********************/
+
+/* iSCSI HSI constants */
+#define ISCSI_DEFAULT_MTU       (1500)
+
+/* Current iSCSI HSI version number composed of two fields (16 bit) */
+#define ISCSI_HSI_MAJOR_VERSION (0)
+#define ISCSI_HSI_MINOR_VERSION (0)
+
+/* KWQ (kernel work queue) layer codes */
+#define ISCSI_SLOW_PATH_LAYER_CODE   (6)
+
+/* CQE completion status */
+#define ISCSI_EQE_COMPLETION_SUCCESS (0x0)
+#define ISCSI_EQE_RST_CONN_RCVD (0x1)
+
+/* 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)
+
+/* 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)
+
+/* 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_INITIATOR_MODE 0
+#define ISCSI_TARGET_MODE 1
+
+/* iSCSI request op codes */
+#define ISCSI_OPCODE_NOP_OUT_NO_IMM                     (0)
+#define ISCSI_OPCODE_NOP_OUT                            ( \
+		ISCSI_OPCODE_NOP_OUT_NO_IMM | 0x40)
+#define ISCSI_OPCODE_SCSI_CMD_NO_IMM            (1)
+#define ISCSI_OPCODE_SCSI_CMD                           ( \
+		ISCSI_OPCODE_SCSI_CMD_NO_IMM | 0x40)
+#define ISCSI_OPCODE_TMF_REQUEST_NO_IMM         (2)
+#define ISCSI_OPCODE_TMF_REQUEST                        ( \
+		ISCSI_OPCODE_TMF_REQUEST_NO_IMM | 0x40)
+#define ISCSI_OPCODE_LOGIN_REQUEST_NO_IMM       (3)
+#define ISCSI_OPCODE_LOGIN_REQUEST                      ( \
+		ISCSI_OPCODE_LOGIN_REQUEST_NO_IMM | 0x40)
+#define ISCSI_OPCODE_TEXT_REQUEST_NO_IMM        (4)
+#define ISCSI_OPCODE_TEXT_REQUEST                       ( \
+		ISCSI_OPCODE_TEXT_REQUEST_NO_IMM | 0x40)
+#define ISCSI_OPCODE_DATA_OUT                           (5)
+#define ISCSI_OPCODE_LOGOUT_REQUEST_NO_IMM      (6)
+#define ISCSI_OPCODE_LOGOUT_REQUEST                     ( \
+		ISCSI_OPCODE_LOGOUT_REQUEST_NO_IMM | 0x40)
+
+/* 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)
+
+/* iSCSI stages */
+#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)
+
+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
+};
+
+union cqe_error_status {
+	u8 error_status;
+	struct cqe_error_bitmap error_bits;
+};
+
+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 iscsi_sge {
+	struct regpair sge_addr;
+	__le16 sge_len;
+	__le16 reserved0;
+	__le32 reserved1;
+};
+
+struct iscsi_cached_sge_ctx {
+	struct iscsi_sge sge;
+	struct regpair reserved;
+	__le32 dsgl_curr_offset[2];
+};
+
+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 opcode;
+	__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];
+};
+
+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
+	__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
+	__le32 lun_reserved[4];
+	__le32 data[6];
+};
+
+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_RESERVED1_MASK       0x3F
+#define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_SHIFT      2
+	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_RESERVED1_MASK       0xF
+#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_SHIFT      4
+	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;
+};
+
+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
+	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
+	struct regpair lun;
+	__le32 itt;
+	__le32 expected_transfer_length;
+	__le32 cmd_sn;
+	__le32 exp_stat_sn;
+	struct iscsi_sge cdb_sge;
+};
+
+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
+	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
+	__le32 isid_TABC;
+	__le16 tsih;
+	__le16 isid_d;
+	__le32 itt;
+	__le16 reserved1;
+	__le16 cid;
+	__le32 cmd_sn;
+	__le32 exp_stat_sn;
+	__le32 reserved2[4];
+};
+
+struct iscsi_logout_req_hdr {
+	__le16 reserved0;
+	u8 reason_code;
+	u8 opcode;
+	__le32 reserved1;
+	__le32 reserved2[2];
+	__le32 itt;
+	__le16 reserved3;
+	__le16 cid;
+	__le32 cmd_sn;
+	__le32 exp_stat_sn;
+	__le32 reserved4[4];
+};
+
+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
+	u8 opcode;
+	__le32 reserved2;
+	struct regpair lun;
+	__le32 itt;
+	__le32 ttt;
+	__le32 reserved3;
+	__le32 exp_stat_sn;
+	__le32 reserved4;
+	__le32 data_sn;
+	__le32 buffer_offset;
+	__le32 reserved5;
+};
+
+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
+	u8 opcode;
+	__le32 reserved2;
+	struct regpair lun;
+	__le32 itt;
+	__le32 ttt;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 data_sn;
+	__le32 buffer_offset;
+	__le32 residual_count;
+};
+
+struct iscsi_r2t_hdr {
+	u8 reserved0[3];
+	u8 opcode;
+	__le32 reserved2;
+	struct regpair lun;
+	__le32 itt;
+	__le32 ttt;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 r2t_sn;
+	__le32 buffer_offset;
+	__le32 desired_data_trns_len;
+};
+
+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
+	u8 opcode;
+	__le32 reserved2;
+	struct regpair lun;
+	__le32 itt;
+	__le32 ttt;
+	__le32 cmd_sn;
+	__le32 exp_stat_sn;
+	__le32 reserved3;
+	__le32 reserved4;
+	__le32 reserved5;
+	__le32 reserved6;
+};
+
+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
+	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
+	struct regpair lun;
+	__le32 itt;
+	__le32 ttt;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 reserved5;
+	__le32 reserved6;
+	__le32 reserved7;
+};
+
+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
+	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
+	__le32 isid_TABC;
+	__le16 tsih;
+	__le16 isid_d;
+	__le32 itt;
+	__le32 reserved1;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le16 reserved2;
+	u8 status_detail;
+	u8 status_class;
+	__le32 reserved4[2];
+};
+
+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
+	__le32 reserved2[2];
+	__le32 itt;
+	__le32 reserved3;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 reserved4;
+	__le16 time2retain;
+	__le16 time2wait;
+	__le32 reserved5[1];
+};
+
+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
+	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
+	struct regpair lun;
+	__le32 itt;
+	__le32 ttt;
+	__le32 cmd_sn;
+	__le32 exp_stat_sn;
+	__le32 reserved4[4];
+};
+
+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
+	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
+	struct regpair lun;
+	__le32 itt;
+	__le32 ttt;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 reserved4[3];
+};
+
+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
+	struct regpair lun;
+	__le32 itt;
+	__le32 rtt;
+	__le32 cmd_sn;
+	__le32 exp_stat_sn;
+	__le32 ref_cmd_sn;
+	__le32 exp_data_sn;
+	__le32 reserved4[2];
+};
+
+struct iscsi_tmf_response_hdr {
+	u8 reserved2;
+	u8 hdr_response;
+	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
+	struct regpair reserved0;
+	__le32 itt;
+	__le32 rtt;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 reserved4[3];
+};
+
+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
+	struct regpair lun;
+	__le32 itt;
+	__le32 snack_tag;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 exp_data_sn;
+	__le32 bi_residual_count;
+	__le32 residual_count;
+};
+
+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
+	struct regpair reserved0;
+	__le32 reserved1;
+	__le32 reserved2;
+	__le32 stat_sn;
+	__le32 exp_cmd_sn;
+	__le32 max_cmd_sn;
+	__le32 data_sn;
+	__le32 reserved3[2];
+};
+
+union iscsi_task_hdr {
+	struct iscsi_common_hdr common;
+	struct data_hdr data;
+	struct iscsi_cmd_hdr cmd;
+	struct iscsi_ext_cdb_cmd_hdr ext_cdb_cmd;
+	struct iscsi_login_req_hdr login_req;
+	struct iscsi_logout_req_hdr logout_req;
+	struct iscsi_data_out_hdr data_out;
+	struct iscsi_data_in_hdr data_in;
+	struct iscsi_r2t_hdr r2t;
+	struct iscsi_nop_out_hdr nop_out;
+	struct iscsi_nop_in_hdr nop_in;
+	struct iscsi_login_response_hdr login_response;
+	struct iscsi_logout_response_hdr logout_response;
+	struct iscsi_text_request_hdr text_request;
+	struct iscsi_text_response_hdr text_response;
+	struct iscsi_tmf_request_hdr tmf_request;
+	struct iscsi_tmf_response_hdr tmf_response;
+	struct iscsi_response_hdr response;
+	struct iscsi_reject_hdr reject;
+	struct iscsi_async_msg_hdr async_msg;
+};
+
+struct iscsi_cqe_common {
+	__le16 conn_id;
+	u8 cqe_type;
+	union cqe_error_status error_bitmap;
+	__le32 reserved[3];
+	union iscsi_task_hdr iscsi_hdr;
+};
+
+struct iscsi_cqe_solicited {
+	__le16 conn_id;
+	u8 cqe_type;
+	union cqe_error_status error_bitmap;
+	__le16 itid;
+	u8 task_type;
+	u8 fw_dbg_field;
+	__le32 reserved1[2];
+	union iscsi_task_hdr iscsi_hdr;
+};
+
+struct iscsi_cqe_unsolicited {
+	__le16 conn_id;
+	u8 cqe_type;
+	union cqe_error_status error_bitmap;
+	__le16 reserved0;
+	u8 reserved1;
+	u8 unsol_cqe_type;
+	struct regpair rqe_opaque;
+	union iscsi_task_hdr iscsi_hdr;
+};
+
+union iscsi_cqe {
+	struct iscsi_cqe_common cqe_common;
+	struct iscsi_cqe_solicited cqe_solicited;
+	struct iscsi_cqe_unsolicited cqe_unsolicited;
+};
+
+enum iscsi_cqes_type {
+	ISCSI_CQE_TYPE_SOLICITED = 1,
+	ISCSI_CQE_TYPE_UNSOLICITED,
+	ISCSI_CQE_TYPE_SOLICITED_WITH_SENSE
+	   ,
+	ISCSI_CQE_TYPE_TASK_CLEANUP,
+	ISCSI_CQE_TYPE_DUMMY,
+	MAX_ISCSI_CQES_TYPE
+};
+
+enum iscsi_cqe_unsolicited_type {
+	ISCSI_CQE_UNSOLICITED_NONE,
+	ISCSI_CQE_UNSOLICITED_SINGLE,
+	ISCSI_CQE_UNSOLICITED_FIRST,
+	ISCSI_CQE_UNSOLICITED_MIDDLE,
+	ISCSI_CQE_UNSOLICITED_LAST,
+	MAX_ISCSI_CQE_UNSOLICITED_TYPE
+};
+
+struct iscsi_virt_sgl_ctx {
+	struct regpair sgl_base;
+	struct regpair dsgl_base;
+	__le32 sgl_initial_offset;
+	__le32 dsgl_initial_offset;
+	__le32 dsgl_curr_offset[2];
+};
+
+struct iscsi_sgl_var_params {
+	u8 sgl_ptr;
+	u8 dsgl_ptr;
+	__le16 sge_offset;
+	__le16 dsge_offset;
+};
+
+struct iscsi_phys_sgl_ctx {
+	struct regpair sgl_base;
+	struct regpair dsgl_base;
+	u8 sgl_size;
+	u8 dsgl_size;
+	__le16 reserved;
+	struct iscsi_sgl_var_params var_params[2];
+};
+
+union iscsi_data_desc_ctx {
+	struct iscsi_virt_sgl_ctx virt_sgl;
+	struct iscsi_phys_sgl_ctx phys_sgl;
+	struct iscsi_cached_sge_ctx cached_sge;
+};
+
+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_RESERVED0_MASK                       0x3
+#define ISCSI_DEBUG_MODES_RESERVED0_SHIFT                      6
+};
+
+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
+};
+
+enum iscsi_eqe_opcode {
+	ISCSI_EVENT_TYPE_INIT_FUNC = 0,
+	ISCSI_EVENT_TYPE_DESTROY_FUNC,
+	ISCSI_EVENT_TYPE_OFFLOAD_CONN,
+	ISCSI_EVENT_TYPE_UPDATE_CONN,
+	ISCSI_EVENT_TYPE_CLEAR_SQ,
+	ISCSI_EVENT_TYPE_TERMINATE_CONN,
+	ISCSI_EVENT_TYPE_ASYN_CONNECT_COMPLETE,
+	ISCSI_EVENT_TYPE_ASYN_TERMINATE_DONE,
+	RESERVED8,
+	RESERVED9,
+	ISCSI_EVENT_TYPE_START_OF_ERROR_TYPES = 10,
+	ISCSI_EVENT_TYPE_ASYN_ABORT_RCVD,
+	ISCSI_EVENT_TYPE_ASYN_CLOSE_RCVD,
+	ISCSI_EVENT_TYPE_ASYN_SYN_RCVD,
+	ISCSI_EVENT_TYPE_ASYN_MAX_RT_TIME,
+	ISCSI_EVENT_TYPE_ASYN_MAX_RT_CNT,
+	ISCSI_EVENT_TYPE_ASYN_MAX_KA_PROBES_CNT,
+	ISCSI_EVENT_TYPE_ASYN_FIN_WAIT2,
+	ISCSI_EVENT_TYPE_ISCSI_CONN_ERROR,
+	ISCSI_EVENT_TYPE_TCP_CONN_ERROR,
+	ISCSI_EVENT_TYPE_ASYN_DELETE_OOO_ISLES,
+	MAX_ISCSI_EQE_OPCODE
+};
+
+enum iscsi_error_types {
+	ISCSI_STATUS_NONE = 0,
+	ISCSI_CQE_ERROR_UNSOLICITED_RCV_ON_INVALID_CONN = 1,
+	ISCSI_CONN_ERROR_TASK_CID_MISMATCH,
+	ISCSI_CONN_ERROR_TASK_NOT_VALID,
+	ISCSI_CONN_ERROR_RQ_RING_IS_FULL,
+	ISCSI_CONN_ERROR_CMDQ_RING_IS_FULL,
+	ISCSI_CONN_ERROR_HQE_CACHING_FAILED,
+	ISCSI_CONN_ERROR_HEADER_DIGEST_ERROR,
+	ISCSI_CONN_ERROR_LOCAL_COMPLETION_ERROR,
+	ISCSI_CONN_ERROR_DATA_OVERRUN,
+	ISCSI_CONN_ERROR_OUT_OF_SGES_ERROR,
+	ISCSI_CONN_ERROR_TCP_SEG_PROC_URG_ERROR,
+	ISCSI_CONN_ERROR_TCP_SEG_PROC_IP_OPTIONS_ERROR,
+	ISCSI_CONN_ERROR_TCP_SEG_PROC_CONNECT_INVALID_WS_OPTION,
+	ISCSI_CONN_ERROR_TCP_IP_FRAGMENT_ERROR,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_AHS_LEN,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_AHS_TYPE,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_ITT_OUT_OF_RANGE,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_TTT_OUT_OF_RANGE,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SEG_LEN_EXCEEDS_PDU_SIZE,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_OPCODE,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_OPCODE_BEFORE_UPDATE,
+	ISCSI_CONN_ERROR_UNVALID_NOPIN_DSL,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_CARRIES_NO_DATA,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SN,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_IN_TTT,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_OUT_ITT,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_TTT,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_BUFFER_OFFSET,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_BUFFER_OFFSET_OOO,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_SN,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_0,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_1,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_2,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_LUN,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_F_BIT_ZERO,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_F_BIT_ZERO_S_BIT_ONE,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_EXP_STAT_SN,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DSL_NOT_ZERO,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_DSL,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SEG_LEN_TOO_BIG,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_OUTSTANDING_R2T_COUNT,
+	ISCSI_CONN_ERROR_PROTOCOL_ERR_DIF_TX,
+	ISCSI_CONN_ERROR_SENSE_DATA_LENGTH,
+	ISCSI_CONN_ERROR_DATA_PLACEMENT_ERROR,
+	ISCSI_ERROR_UNKNOWN,
+	MAX_ISCSI_ERROR_TYPES
+};
+
+struct iscsi_mflags {
+	u8 mflags;
+#define ISCSI_MFLAGS_SLOW_IO_MASK     0x1
+#define ISCSI_MFLAGS_SLOW_IO_SHIFT    0
+#define ISCSI_MFLAGS_SINGLE_SGE_MASK  0x1
+#define ISCSI_MFLAGS_SINGLE_SGE_SHIFT 1
+#define ISCSI_MFLAGS_RESERVED_MASK    0x3F
+#define ISCSI_MFLAGS_RESERVED_SHIFT   2
+};
+
+struct iscsi_sgl {
+	struct regpair sgl_addr;
+	__le16 updated_sge_size;
+	__le16 updated_sge_offset;
+	__le32 byte_offset;
+};
+
+union iscsi_mstorm_sgl {
+	struct iscsi_sgl sgl_struct;
+	struct iscsi_sge single_sge;
+};
+
+enum iscsi_ramrod_cmd_id {
+	ISCSI_RAMROD_CMD_ID_UNUSED = 0,
+	ISCSI_RAMROD_CMD_ID_INIT_FUNC = 1,
+	ISCSI_RAMROD_CMD_ID_DESTROY_FUNC = 2,
+	ISCSI_RAMROD_CMD_ID_OFFLOAD_CONN = 3,
+	ISCSI_RAMROD_CMD_ID_UPDATE_CONN = 4,
+	ISCSI_RAMROD_CMD_ID_TERMINATION_CONN = 5,
+	ISCSI_RAMROD_CMD_ID_CLEAR_SQ = 6,
+	MAX_ISCSI_RAMROD_CMD_ID
+};
+
+struct iscsi_reg1 {
+	__le32 reg1_map;
+#define ISCSI_REG1_NUM_FAST_SGES_MASK  0x7
+#define ISCSI_REG1_NUM_FAST_SGES_SHIFT 0
+#define ISCSI_REG1_RESERVED1_MASK      0x1FFFFFFF
+#define ISCSI_REG1_RESERVED1_SHIFT     3
+};
+
+union iscsi_seq_num {
+	__le16 data_sn;
+	__le16 r2t_sn;
+};
+
+struct iscsi_spe_conn_offload {
+	struct iscsi_slow_path_hdr hdr;
+	__le16 conn_id;
+	__le32 fw_cid;
+	struct iscsi_conn_offload_params iscsi;
+	struct tcp_offload_params tcp;
+};
+
+struct iscsi_spe_conn_offload_option2 {
+	struct iscsi_slow_path_hdr hdr;
+	__le16 conn_id;
+	__le32 fw_cid;
+	struct iscsi_conn_offload_params iscsi;
+	struct tcp_offload_params_opt2 tcp;
+};
+
+struct iscsi_spe_conn_termination {
+	struct iscsi_slow_path_hdr hdr;
+	__le16 conn_id;
+	__le32 fw_cid;
+	u8 abortive;
+	u8 reserved0[7];
+	struct regpair queue_cnts_addr;
+	struct regpair query_params_addr;
+};
+
+struct iscsi_spe_func_dstry {
+	struct iscsi_slow_path_hdr hdr;
+	__le16 reserved0;
+	__le32 reserved1;
+};
+
+struct iscsi_spe_func_init {
+	struct iscsi_slow_path_hdr hdr;
+	__le16 half_way_close_timeout;
+	u8 num_sq_pages_in_ring;
+	u8 num_r2tq_pages_in_ring;
+	u8 num_uhq_pages_in_ring;
+	u8 ll2_rx_queue_id;
+	u8 ooo_enable;
+	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 {
+	union iscsi_data_desc_ctx sgl_ctx_union;
+	__le32 buffer_offset[2];
+	__le16 bytes_nxt_dif;
+	__le16 rxmit_bytes_nxt_dif;
+	union iscsi_seq_num seq_num_union;
+	u8 dif_bytes_leftover;
+	u8 rxmit_dif_bytes_leftover;
+	__le16 reuse_count;
+	struct iscsi_dif_flags dif_flags;
+	u8 local_comp;
+	__le32 exp_r2t_sn;
+	__le32 sgl_offset[2];
+};
+
+struct ystorm_iscsi_task_st_ctx {
+	struct ystorm_iscsi_task_state state;
+	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 {
+	union iscsi_mstorm_sgl sgl_union;
+	struct iscsi_dif_flags dif_flags;
+	struct iscsi_mflags flags;
+	u8 sgl_size;
+	u8 host_sge_index;
+	__le16 dix_cur_sge_offset;
+	__le16 dix_cur_sge_size;
+	__le32 data_offset_rtid;
+	u8 dif_offset;
+	u8 dix_sgl_size;
+	u8 dix_sge_index;
+	u8 task_type;
+	struct regpair sense_db;
+	struct regpair dix_sgl_cur_sge;
+	__le32 rem_task_size;
+	__le16 reuse_count;
+	__le16 dif_data_residue;
+	u8 reserved0[4];
+	__le32 reserved1[1];
+};
+
+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
+	u8 reserved2;
+	__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_TOTALDATAACKED_DONE_MASK   0x1
+#define USTORM_ISCSI_TASK_ST_CTX_TOTALDATAACKED_DONE_SHIFT  4
+#define USTORM_ISCSI_TASK_ST_CTX_HQSCANNED_DONE_MASK        0x1
+#define USTORM_ISCSI_TASK_ST_CTX_HQSCANNED_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 regpair ystorm_st_padding[2];
+	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;
+};
+
+enum iscsi_task_type {
+	ISCSI_TASK_TYPE_INITIATOR_WRITE,
+	ISCSI_TASK_TYPE_INITIATOR_READ,
+	ISCSI_TASK_TYPE_MIDPATH,
+	ISCSI_TASK_TYPE_UNSOLIC,
+	ISCSI_TASK_TYPE_EXCHCLEANUP,
+	ISCSI_TASK_TYPE_IRRELEVANT,
+	ISCSI_TASK_TYPE_TARGET_WRITE,
+	ISCSI_TASK_TYPE_TARGET_READ,
+	ISCSI_TASK_TYPE_TARGET_RESPONSE,
+	ISCSI_TASK_TYPE_LOGIN_RESPONSE,
+	MAX_ISCSI_TASK_TYPE
+};
+
+union iscsi_ttt_txlen_union {
+	__le32 desired_tx_len;
+	__le32 ttt;
+};
+
+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
+	__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
+};
+
+struct iscsi_wqe_field {
+	__le32 contlen_cdbsize_field;
+#define ISCSI_WQE_FIELD_CONT_LEN_MASK  0xFFFFFF
+#define ISCSI_WQE_FIELD_CONT_LEN_SHIFT 0
+#define ISCSI_WQE_FIELD_CDB_SIZE_MASK  0xFF
+#define ISCSI_WQE_FIELD_CDB_SIZE_SHIFT 24
+};
+
+union iscsi_wqe_field_union {
+	struct iscsi_wqe_field cont_field;
+	__le32 prev_tid;
+};
+
+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_FAST_SGES_MASK   0x7
+#define ISCSI_WQE_NUM_FAST_SGES_SHIFT  3
+#define ISCSI_WQE_PTU_INVALIDATE_MASK  0x1
+#define ISCSI_WQE_PTU_INVALIDATE_SHIFT 6
+#define ISCSI_WQE_RESPONSE_MASK        0x1
+#define ISCSI_WQE_RESPONSE_SHIFT       7
+	struct iscsi_dif_flags prot_flags;
+	union iscsi_wqe_field_union cont_prevtid_union;
+};
+
+enum iscsi_wqe_type {
+	ISCSI_WQE_TYPE_NORMAL,
+	ISCSI_WQE_TYPE_TASK_CLEANUP,
+	ISCSI_WQE_TYPE_MIDDLE_PATH,
+	ISCSI_WQE_TYPE_LOGIN,
+	ISCSI_WQE_TYPE_FIRST_R2T_CONT,
+	ISCSI_WQE_TYPE_NONFIRST_R2T_CONT,
+	ISCSI_WQE_TYPE_RESPONSE,
+	MAX_ISCSI_WQE_TYPE
+};
+
+struct iscsi_xhqe {
+	union iscsi_ttt_txlen_union ttt_or_txlen;
+	__le32 exp_stat_sn;
+	struct iscsi_dif_flags prot_flags;
+	u8 total_ahs_length;
+	u8 opcode;
+	u8 flags;
+#define ISCSI_XHQE_NUM_FAST_SGES_MASK  0x7
+#define ISCSI_XHQE_NUM_FAST_SGES_SHIFT 0
+#define ISCSI_XHQE_FINAL_MASK          0x1
+#define ISCSI_XHQE_FINAL_SHIFT         3
+#define ISCSI_XHQE_SUPER_IO_MASK       0x1
+#define ISCSI_XHQE_SUPER_IO_SHIFT      4
+#define ISCSI_XHQE_STATUS_BIT_MASK     0x1
+#define ISCSI_XHQE_STATUS_BIT_SHIFT    5
+#define ISCSI_XHQE_RESERVED_MASK       0x3
+#define ISCSI_XHQE_RESERVED_SHIFT      6
+	union iscsi_seq_num seq_num_union;
+	__le16 reserved1;
+};
+
+struct mstorm_iscsi_stats_drv {
+	struct regpair iscsi_rx_dropped_pdus_task_not_valid;
+};
+
+struct ooo_opaque {
+	__le32 cid;
+	u8 drop_isle;
+	u8 drop_size;
+	u8 ooo_opcode;
+	u8 ooo_isle;
+};
+
+struct pstorm_iscsi_stats_drv {
+	struct regpair iscsi_tx_bytes_cnt;
+	struct regpair iscsi_tx_packet_cnt;
+};
+
+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;
+	__le32 iscsi_cmdq_threshold_cnt;
+	__le32 iscsi_rq_threshold_cnt;
+	__le32 iscsi_immq_threshold_cnt;
+};
+
+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;
+};
+
+struct xstorm_iscsi_stats_drv {
+	struct regpair iscsi_tx_go_to_slow_start_event_cnt;
+	struct regpair iscsi_tx_fast_retransmit_event_cnt;
+};
+
+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 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
+	u8 agg_flags;
+	__le16 sq_prod;
+};
+
+struct 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
+	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
+	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
+	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
+	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
+	u8 byte2;
+	__le16 word1;
+	__le32 reg0;
+	u8 byte3;
+	u8 byte4;
+	__le16 word2;
+	__le16 word3;
+	__le16 word4;
+	__le32 reg1;
+	__le32 reg2;
+};
+
+#endif /* __ISCSI_COMMON__ */
diff --git a/include/linux/qed/rdma_common.h b/include/linux/qed/rdma_common.h
new file mode 100644
index 000000000000..187991c1f439
--- /dev/null
+++ b/include/linux/qed/rdma_common.h
@@ -0,0 +1,44 @@
+/* QLogic qed NIC Driver
+ * Copyright (c) 2015 QLogic Corporation
+ *
+ * This software is available under the terms of the GNU General Public License
+ * (GPL) Version 2, available from the file COPYING in the main directory of
+ * this source tree.
+ */
+
+#ifndef __RDMA_COMMON__
+#define __RDMA_COMMON__
+/************************/
+/* RDMA FW CONSTANTS */
+/************************/
+
+#define RDMA_RESERVED_LKEY                      (0)
+#define RDMA_RING_PAGE_SIZE                     (0x1000)
+
+#define RDMA_MAX_SGE_PER_SQ_WQE         (4)
+#define RDMA_MAX_SGE_PER_RQ_WQE         (4)
+
+#define RDMA_MAX_DATA_SIZE_IN_WQE       (0x7FFFFFFF)
+
+#define RDMA_REQ_RD_ATOMIC_ELM_SIZE             (0x50)
+#define RDMA_RESP_RD_ATOMIC_ELM_SIZE    (0x20)
+
+#define RDMA_MAX_CQS                            (64 * 1024)
+#define RDMA_MAX_TIDS                           (128 * 1024 - 1)
+#define RDMA_MAX_PDS                            (64 * 1024)
+
+#define RDMA_NUM_STATISTIC_COUNTERS                     MAX_NUM_VPORTS
+
+#define RDMA_TASK_TYPE (PROTOCOLID_ROCE)
+
+struct rdma_srq_id {
+	__le16 srq_idx;
+	__le16 opaque_fid;
+};
+
+struct rdma_srq_producers {
+	__le32 sge_prod;
+	__le32 wqe_prod;
+};
+
+#endif /* __RDMA_COMMON__ */
diff --git a/include/linux/qed/roce_common.h b/include/linux/qed/roce_common.h
new file mode 100644
index 000000000000..2eeaf3dc6646
--- /dev/null
+++ b/include/linux/qed/roce_common.h
@@ -0,0 +1,17 @@
+/* QLogic qed NIC Driver
+ * Copyright (c) 2015 QLogic Corporation
+ *
+ * This software is available under the terms of the GNU General Public License
+ * (GPL) Version 2, available from the file COPYING in the main directory of
+ * this source tree.
+ */
+
+#ifndef __ROCE_COMMON__
+#define __ROCE_COMMON__
+
+#define ROCE_REQ_MAX_INLINE_DATA_SIZE (256)
+#define ROCE_REQ_MAX_SINGLE_SQ_WQE_SIZE (288)
+
+#define ROCE_MAX_QPS	(32 * 1024)
+
+#endif /* __ROCE_COMMON__ */
diff --git a/include/linux/qed/storage_common.h b/include/linux/qed/storage_common.h
new file mode 100644
index 000000000000..3b8e1efd9bc2
--- /dev/null
+++ b/include/linux/qed/storage_common.h
@@ -0,0 +1,91 @@
+/* QLogic qed NIC Driver
+ * Copyright (c) 2015 QLogic Corporation
+ *
+ * This software is available under the terms of the GNU General Public License
+ * (GPL) Version 2, available from the file COPYING in the main directory of
+ * this source tree.
+ */
+
+#ifndef __STORAGE_COMMON__
+#define __STORAGE_COMMON__
+
+#define NUM_OF_CMDQS_CQS (NUM_OF_GLOBAL_QUEUES / 2)
+#define BDQ_NUM_RESOURCES (4)
+
+#define BDQ_ID_RQ                        (0)
+#define BDQ_ID_IMM_DATA          (1)
+#define BDQ_NUM_IDS          (2)
+
+#define BDQ_MAX_EXTERNAL_RING_SIZE (1 << 15)
+
+struct scsi_bd {
+	struct regpair address;
+	struct regpair opaque;
+};
+
+struct scsi_bdq_ram_drv_data {
+	__le16 external_producer;
+	__le16 reserved0[3];
+};
+
+struct scsi_drv_cmdq {
+	__le16 cmdq_cons;
+	__le16 reserved0;
+	__le32 reserved1;
+};
+
+struct scsi_init_func_params {
+	__le16 num_tasks;
+	u8 log_page_size;
+	u8 debug_mode;
+	u8 reserved2[12];
+};
+
+struct scsi_init_func_queues {
+	struct regpair glbl_q_params_addr;
+	__le16 rq_buffer_size;
+	__le16 cq_num_entries;
+	__le16 cmdq_num_entries;
+	u8 bdq_resource_id;
+	u8 q_validity;
+#define SCSI_INIT_FUNC_QUEUES_RQ_VALID_MASK        0x1
+#define SCSI_INIT_FUNC_QUEUES_RQ_VALID_SHIFT       0
+#define SCSI_INIT_FUNC_QUEUES_IMM_DATA_VALID_MASK  0x1
+#define SCSI_INIT_FUNC_QUEUES_IMM_DATA_VALID_SHIFT 1
+#define SCSI_INIT_FUNC_QUEUES_CMD_VALID_MASK       0x1
+#define SCSI_INIT_FUNC_QUEUES_CMD_VALID_SHIFT      2
+#define SCSI_INIT_FUNC_QUEUES_RESERVED_VALID_MASK  0x1F
+#define SCSI_INIT_FUNC_QUEUES_RESERVED_VALID_SHIFT 3
+	u8 num_queues;
+	u8 queue_relative_offset;
+	u8 cq_sb_pi;
+	u8 cmdq_sb_pi;
+	__le16 cq_cmdq_sb_num_arr[NUM_OF_CMDQS_CQS];
+	__le16 reserved0;
+	u8 bdq_pbl_num_entries[BDQ_NUM_IDS];
+	struct regpair bdq_pbl_base_address[BDQ_NUM_IDS];
+	__le16 bdq_xoff_threshold[BDQ_NUM_IDS];
+	__le16 bdq_xon_threshold[BDQ_NUM_IDS];
+	__le16 cmdq_xoff_threshold;
+	__le16 cmdq_xon_threshold;
+	__le32 reserved1;
+};
+
+struct scsi_ram_per_bdq_resource_drv_data {
+	struct scsi_bdq_ram_drv_data drv_data_per_bdq_id[BDQ_NUM_IDS];
+};
+
+struct scsi_sge {
+	struct regpair sge_addr;
+	__le16 sge_len;
+	__le16 reserved0;
+	__le32 reserved1;
+};
+
+struct scsi_terminate_extra_params {
+	__le16 unsolicited_cq_count;
+	__le16 cmdq_count;
+	u8 reserved[4];
+};
+
+#endif /* __STORAGE_COMMON__ */
diff --git a/include/linux/qed/tcp_common.h b/include/linux/qed/tcp_common.h
new file mode 100644
index 000000000000..accba0e6b704
--- /dev/null
+++ b/include/linux/qed/tcp_common.h
@@ -0,0 +1,226 @@
+/* QLogic qed NIC Driver
+ * Copyright (c) 2015 QLogic Corporation
+ *
+ * This software is available under the terms of the GNU General Public License
+ * (GPL) Version 2, available from the file COPYING in the main directory of
+ * this source tree.
+ */
+
+#ifndef __TCP_COMMON__
+#define __TCP_COMMON__
+
+#define TCP_INVALID_TIMEOUT_VAL -1
+
+enum tcp_connect_mode {
+	TCP_CONNECT_ACTIVE,
+	TCP_CONNECT_PASSIVE,
+	MAX_TCP_CONNECT_MODE
+};
+
+struct tcp_init_params {
+	__le32 max_cwnd;
+	__le16 dup_ack_threshold;
+	__le16 tx_sws_timer;
+	__le16 min_rto;
+	__le16 min_rto_rt;
+	__le16 max_rto;
+	u8 maxfinrt;
+	u8 reserved[1];
+};
+
+enum tcp_ip_version {
+	TCP_IPV4,
+	TCP_IPV6,
+	MAX_TCP_IP_VERSION
+};
+
+struct tcp_offload_params {
+	__le16 local_mac_addr_lo;
+	__le16 local_mac_addr_mid;
+	__le16 local_mac_addr_hi;
+	__le16 remote_mac_addr_lo;
+	__le16 remote_mac_addr_mid;
+	__le16 remote_mac_addr_hi;
+	__le16 vlan_id;
+	u8 flags;
+#define TCP_OFFLOAD_PARAMS_TS_EN_MASK         0x1
+#define TCP_OFFLOAD_PARAMS_TS_EN_SHIFT        0
+#define TCP_OFFLOAD_PARAMS_DA_EN_MASK         0x1
+#define TCP_OFFLOAD_PARAMS_DA_EN_SHIFT        1
+#define TCP_OFFLOAD_PARAMS_KA_EN_MASK         0x1
+#define TCP_OFFLOAD_PARAMS_KA_EN_SHIFT        2
+#define TCP_OFFLOAD_PARAMS_NAGLE_EN_MASK      0x1
+#define TCP_OFFLOAD_PARAMS_NAGLE_EN_SHIFT     3
+#define TCP_OFFLOAD_PARAMS_DA_CNT_EN_MASK     0x1
+#define TCP_OFFLOAD_PARAMS_DA_CNT_EN_SHIFT    4
+#define TCP_OFFLOAD_PARAMS_FIN_SENT_MASK      0x1
+#define TCP_OFFLOAD_PARAMS_FIN_SENT_SHIFT     5
+#define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_MASK  0x1
+#define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_SHIFT 6
+#define TCP_OFFLOAD_PARAMS_RESERVED0_MASK     0x1
+#define TCP_OFFLOAD_PARAMS_RESERVED0_SHIFT    7
+	u8 ip_version;
+	__le32 remote_ip[4];
+	__le32 local_ip[4];
+	__le32 flow_label;
+	u8 ttl;
+	u8 tos_or_tc;
+	__le16 remote_port;
+	__le16 local_port;
+	__le16 mss;
+	u8 rcv_wnd_scale;
+	u8 connect_mode;
+	__le16 srtt;
+	__le32 cwnd;
+	__le32 ss_thresh;
+	__le16 reserved1;
+	u8 ka_max_probe_cnt;
+	u8 dup_ack_theshold;
+	__le32 rcv_next;
+	__le32 snd_una;
+	__le32 snd_next;
+	__le32 snd_max;
+	__le32 snd_wnd;
+	__le32 rcv_wnd;
+	__le32 snd_wl1;
+	__le32 ts_time;
+	__le32 ts_recent;
+	__le32 ts_recent_age;
+	__le32 total_rt;
+	__le32 ka_timeout_delta;
+	__le32 rt_timeout_delta;
+	u8 dup_ack_cnt;
+	u8 snd_wnd_probe_cnt;
+	u8 ka_probe_cnt;
+	u8 rt_cnt;
+	__le16 rtt_var;
+	__le16 reserved2;
+	__le32 ka_timeout;
+	__le32 ka_interval;
+	__le32 max_rt_time;
+	__le32 initial_rcv_wnd;
+	u8 snd_wnd_scale;
+	u8 ack_frequency;
+	__le16 da_timeout_value;
+	__le32 ts_ticks_per_second;
+};
+
+struct tcp_offload_params_opt2 {
+	__le16 local_mac_addr_lo;
+	__le16 local_mac_addr_mid;
+	__le16 local_mac_addr_hi;
+	__le16 remote_mac_addr_lo;
+	__le16 remote_mac_addr_mid;
+	__le16 remote_mac_addr_hi;
+	__le16 vlan_id;
+	u8 flags;
+#define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_MASK      0x1
+#define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_SHIFT     0
+#define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_MASK      0x1
+#define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_SHIFT     1
+#define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_MASK      0x1
+#define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_SHIFT     2
+#define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_MASK  0x1F
+#define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_SHIFT 3
+	u8 ip_version;
+	__le32 remote_ip[4];
+	__le32 local_ip[4];
+	__le32 flow_label;
+	u8 ttl;
+	u8 tos_or_tc;
+	__le16 remote_port;
+	__le16 local_port;
+	__le16 mss;
+	u8 rcv_wnd_scale;
+	u8 connect_mode;
+	__le16 syn_ip_payload_length;
+	__le32 syn_phy_addr_lo;
+	__le32 syn_phy_addr_hi;
+	__le32 reserved1[22];
+};
+
+enum tcp_seg_placement_event {
+	TCP_EVENT_ADD_PEN,
+	TCP_EVENT_ADD_NEW_ISLE,
+	TCP_EVENT_ADD_ISLE_RIGHT,
+	TCP_EVENT_ADD_ISLE_LEFT,
+	TCP_EVENT_JOIN,
+	TCP_EVENT_NOP,
+	MAX_TCP_SEG_PLACEMENT_EVENT
+};
+
+struct tcp_update_params {
+	__le16 flags;
+#define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_MASK   0x1
+#define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_SHIFT  0
+#define TCP_UPDATE_PARAMS_MSS_CHANGED_MASK               0x1
+#define TCP_UPDATE_PARAMS_MSS_CHANGED_SHIFT              1
+#define TCP_UPDATE_PARAMS_TTL_CHANGED_MASK               0x1
+#define TCP_UPDATE_PARAMS_TTL_CHANGED_SHIFT              2
+#define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_MASK         0x1
+#define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_SHIFT        3
+#define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_MASK        0x1
+#define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_SHIFT       4
+#define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_MASK       0x1
+#define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_SHIFT      5
+#define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_MASK       0x1
+#define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_SHIFT      6
+#define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_MASK        0x1
+#define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_SHIFT       7
+#define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_MASK   0x1
+#define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_SHIFT  8
+#define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_MASK  0x1
+#define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_SHIFT 9
+#define TCP_UPDATE_PARAMS_KA_EN_CHANGED_MASK             0x1
+#define TCP_UPDATE_PARAMS_KA_EN_CHANGED_SHIFT            10
+#define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_MASK          0x1
+#define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_SHIFT         11
+#define TCP_UPDATE_PARAMS_KA_EN_MASK                     0x1
+#define TCP_UPDATE_PARAMS_KA_EN_SHIFT                    12
+#define TCP_UPDATE_PARAMS_NAGLE_EN_MASK                  0x1
+#define TCP_UPDATE_PARAMS_NAGLE_EN_SHIFT                 13
+#define TCP_UPDATE_PARAMS_KA_RESTART_MASK                0x1
+#define TCP_UPDATE_PARAMS_KA_RESTART_SHIFT               14
+#define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_MASK        0x1
+#define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_SHIFT       15
+	__le16 remote_mac_addr_lo;
+	__le16 remote_mac_addr_mid;
+	__le16 remote_mac_addr_hi;
+	__le16 mss;
+	u8 ttl;
+	u8 tos_or_tc;
+	__le32 ka_timeout;
+	__le32 ka_interval;
+	__le32 max_rt_time;
+	__le32 flow_label;
+	__le32 initial_rcv_wnd;
+	u8 ka_max_probe_cnt;
+	u8 reserved1[7];
+};
+
+struct tcp_upload_params {
+	__le32 rcv_next;
+	__le32 snd_una;
+	__le32 snd_next;
+	__le32 snd_max;
+	__le32 snd_wnd;
+	__le32 rcv_wnd;
+	__le32 snd_wl1;
+	__le32 cwnd;
+	__le32 ss_thresh;
+	__le16 srtt;
+	__le16 rtt_var;
+	__le32 ts_time;
+	__le32 ts_recent;
+	__le32 ts_recent_age;
+	__le32 total_rt;
+	__le32 ka_timeout_delta;
+	__le32 rt_timeout_delta;
+	u8 dup_ack_cnt;
+	u8 snd_wnd_probe_cnt;
+	u8 ka_probe_cnt;
+	u8 rt_cnt;
+	__le32 reserved;
+};
+
+#endif /* __TCP_COMMON__ */