12 files changed, 300 insertions, 30 deletions

diff --git a/include/scsi/Kbuild b/include/scsi/Kbuild
deleted file mode 100644
index 562ff9d591b8..000000000000
--- a/include/scsi/Kbuild
+++ /dev/null
@@ -1 +0,0 @@
-header-y += fc/
diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h
index 917741bb8e11..fe7f06c86f68 100644
--- a/include/scsi/iscsi_if.h
+++ b/include/scsi/iscsi_if.h
@@ -63,6 +63,12 @@ enum iscsi_uevent_e {
         ISCSI_UEVENT_PING               = UEVENT_BASE + 22,
         ISCSI_UEVENT_GET_CHAP           = UEVENT_BASE + 23,
         ISCSI_UEVENT_DELETE_CHAP        = UEVENT_BASE + 24,
+        ISCSI_UEVENT_SET_FLASHNODE_PARAMS       = UEVENT_BASE + 25,
+        ISCSI_UEVENT_NEW_FLASHNODE      = UEVENT_BASE + 26,
+        ISCSI_UEVENT_DEL_FLASHNODE      = UEVENT_BASE + 27,
+        ISCSI_UEVENT_LOGIN_FLASHNODE    = UEVENT_BASE + 28,
+        ISCSI_UEVENT_LOGOUT_FLASHNODE   = UEVENT_BASE + 29,
+        ISCSI_UEVENT_LOGOUT_FLASHNODE_SID       = UEVENT_BASE + 30,
 
         /* up events */
         ISCSI_KEVENT_RECV_PDU           = KEVENT_BASE + 1,
@@ -210,6 +216,31 @@ struct iscsi_uevent {
                        uint32_t        host_no;
                        uint16_t        chap_tbl_idx;
                 } delete_chap;
+                struct msg_set_flashnode_param {
+                        uint32_t        host_no;
+                        uint32_t        flashnode_idx;
+                        uint32_t        count;
+                } set_flashnode;
+                struct msg_new_flashnode {
+                        uint32_t        host_no;
+                        uint32_t        len;
+                } new_flashnode;
+                struct msg_del_flashnode {
+                        uint32_t        host_no;
+                        uint32_t        flashnode_idx;
+                } del_flashnode;
+                struct msg_login_flashnode {
+                        uint32_t        host_no;
+                        uint32_t        flashnode_idx;
+                } login_flashnode;
+                struct msg_logout_flashnode {
+                        uint32_t        host_no;
+                        uint32_t        flashnode_idx;
+                } logout_flashnode;
+                struct msg_logout_flashnode_sid {
+                        uint32_t        host_no;
+                        uint32_t        sid;
+                } logout_flashnode_sid;
         } u;
         union {
                 /* messages k -> u */
@@ -267,6 +298,9 @@ struct iscsi_uevent {
                                                    with each ping request */
                         uint32_t        data_size;
                 } ping_comp;
+                struct msg_new_flashnode_ret {
+                        uint32_t        flashnode_idx;
+                } new_flashnode_ret;
         } r;
 } __attribute__ ((aligned (sizeof(uint64_t))));
 
@@ -274,6 +308,7 @@ enum iscsi_param_type {
         ISCSI_PARAM,            /* iscsi_param (session, conn, target, LU) */
         ISCSI_HOST_PARAM,       /* iscsi_host_param */
         ISCSI_NET_PARAM,        /* iscsi_net_param */
+        ISCSI_FLASHNODE_PARAM,  /* iscsi_flashnode_param */
 };
 
 struct iscsi_iface_param_info {
@@ -469,6 +504,88 @@ enum iscsi_host_param {
         ISCSI_HOST_PARAM_MAX,
 };
 
+/* portal type */
+#define PORTAL_TYPE_IPV4        "ipv4"
+#define PORTAL_TYPE_IPV6        "ipv6"
+
+/* iSCSI Flash Target params */
+enum iscsi_flashnode_param {
+        ISCSI_FLASHNODE_IS_FW_ASSIGNED_IPV6,
+        ISCSI_FLASHNODE_PORTAL_TYPE,
+        ISCSI_FLASHNODE_AUTO_SND_TGT_DISABLE,
+        ISCSI_FLASHNODE_DISCOVERY_SESS,
+        ISCSI_FLASHNODE_ENTRY_EN,
+        ISCSI_FLASHNODE_HDR_DGST_EN,
+        ISCSI_FLASHNODE_DATA_DGST_EN,
+        ISCSI_FLASHNODE_IMM_DATA_EN,
+        ISCSI_FLASHNODE_INITIAL_R2T_EN,
+        ISCSI_FLASHNODE_DATASEQ_INORDER,
+        ISCSI_FLASHNODE_PDU_INORDER,
+        ISCSI_FLASHNODE_CHAP_AUTH_EN,
+        ISCSI_FLASHNODE_SNACK_REQ_EN,
+        ISCSI_FLASHNODE_DISCOVERY_LOGOUT_EN,
+        ISCSI_FLASHNODE_BIDI_CHAP_EN,
+        /* make authentication for discovery sessions optional */
+        ISCSI_FLASHNODE_DISCOVERY_AUTH_OPTIONAL,
+        ISCSI_FLASHNODE_ERL,
+        ISCSI_FLASHNODE_TCP_TIMESTAMP_STAT,
+        ISCSI_FLASHNODE_TCP_NAGLE_DISABLE,
+        ISCSI_FLASHNODE_TCP_WSF_DISABLE,
+        ISCSI_FLASHNODE_TCP_TIMER_SCALE,
+        ISCSI_FLASHNODE_TCP_TIMESTAMP_EN,
+        ISCSI_FLASHNODE_IP_FRAG_DISABLE,
+        ISCSI_FLASHNODE_MAX_RECV_DLENGTH,
+        ISCSI_FLASHNODE_MAX_XMIT_DLENGTH,
+        ISCSI_FLASHNODE_FIRST_BURST,
+        ISCSI_FLASHNODE_DEF_TIME2WAIT,
+        ISCSI_FLASHNODE_DEF_TIME2RETAIN,
+        ISCSI_FLASHNODE_MAX_R2T,
+        ISCSI_FLASHNODE_KEEPALIVE_TMO,
+        ISCSI_FLASHNODE_ISID,
+        ISCSI_FLASHNODE_TSID,
+        ISCSI_FLASHNODE_PORT,
+        ISCSI_FLASHNODE_MAX_BURST,
+        ISCSI_FLASHNODE_DEF_TASKMGMT_TMO,
+        ISCSI_FLASHNODE_IPADDR,
+        ISCSI_FLASHNODE_ALIAS,
+        ISCSI_FLASHNODE_REDIRECT_IPADDR,
+        ISCSI_FLASHNODE_MAX_SEGMENT_SIZE,
+        ISCSI_FLASHNODE_LOCAL_PORT,
+        ISCSI_FLASHNODE_IPV4_TOS,
+        ISCSI_FLASHNODE_IPV6_TC,
+        ISCSI_FLASHNODE_IPV6_FLOW_LABEL,
+        ISCSI_FLASHNODE_NAME,
+        ISCSI_FLASHNODE_TPGT,
+        ISCSI_FLASHNODE_LINK_LOCAL_IPV6,
+        ISCSI_FLASHNODE_DISCOVERY_PARENT_IDX,
+        ISCSI_FLASHNODE_DISCOVERY_PARENT_TYPE,
+        ISCSI_FLASHNODE_TCP_XMIT_WSF,
+        ISCSI_FLASHNODE_TCP_RECV_WSF,
+        ISCSI_FLASHNODE_CHAP_IN_IDX,
+        ISCSI_FLASHNODE_CHAP_OUT_IDX,
+        ISCSI_FLASHNODE_USERNAME,
+        ISCSI_FLASHNODE_USERNAME_IN,
+        ISCSI_FLASHNODE_PASSWORD,
+        ISCSI_FLASHNODE_PASSWORD_IN,
+        ISCSI_FLASHNODE_STATSN,
+        ISCSI_FLASHNODE_EXP_STATSN,
+        ISCSI_FLASHNODE_IS_BOOT_TGT,
+
+        ISCSI_FLASHNODE_MAX,
+};
+
+struct iscsi_flashnode_param_info {
+        uint32_t len;           /* Actual length of the param */
+        uint16_t param;         /* iscsi param value */
+        uint8_t value[0];       /* length sized value follows */
+} __packed;
+
+enum iscsi_discovery_parent_type {
+        ISCSI_DISC_PARENT_UNKNOWN       = 0x1,
+        ISCSI_DISC_PARENT_SENDTGT       = 0x2,
+        ISCSI_DISC_PARENT_ISNS          = 0x3,
+};
+
 /* iSCSI port Speed */
 enum iscsi_port_speed {
         ISCSI_PORT_SPEED_UNKNOWN        = 0x1,
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index 399162b50a8d..e1379b4e8faf 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -1074,7 +1074,8 @@ void fc_rport_terminate_io(struct fc_rport *);
 /*
  * DISCOVERY LAYER
  *****************************/
-int fc_disc_init(struct fc_lport *);
+void fc_disc_init(struct fc_lport *);
+void fc_disc_config(struct fc_lport *, void *);
 
 static inline struct fc_lport *fc_disc_lport(struct fc_disc *disc)
 {
diff --git a/incl