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authorDan Williams <dan.j.williams@intel.com>2011-05-08 21:36:46 -0700
committerDan Williams <dan.j.williams@intel.com>2011-07-03 04:04:47 -0700
commit63a3a15fb00ef49e50e98ff675094afcd92f113a (patch)
treeb84098b902b15decadce1f314eb51ce5ac98de5c /drivers/scsi
parentisci: move core/controller to host (diff)
downloadlinux-dev-63a3a15fb00ef49e50e98ff675094afcd92f113a.tar.xz
linux-dev-63a3a15fb00ef49e50e98ff675094afcd92f113a.zip
isci: uplevel register hardware data structures and unsolicited frame handling
Reported-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/isci/Makefile2
-rw-r--r--drivers/scsi/isci/core/scic_sds_phy.h2
-rw-r--r--drivers/scsi/isci/core/scic_sds_port.c2
-rw-r--r--drivers/scsi/isci/core/scic_sds_port.h2
-rw-r--r--drivers/scsi/isci/core/scic_sds_port_registers.h66
-rw-r--r--drivers/scsi/isci/core/scic_sds_request.c4
-rw-r--r--drivers/scsi/isci/core/scic_sds_stp_request.c2
-rw-r--r--drivers/scsi/isci/core/scu_viit_data.h178
-rw-r--r--drivers/scsi/isci/host.c2
-rw-r--r--drivers/scsi/isci/host.h4
-rw-r--r--drivers/scsi/isci/registers.h (renamed from drivers/scsi/isci/core/scu_registers.h)110
-rw-r--r--drivers/scsi/isci/scu_completion_codes.h (renamed from drivers/scsi/isci/core/scu_completion_codes.h)0
-rw-r--r--drivers/scsi/isci/scu_event_codes.h (renamed from drivers/scsi/isci/core/scu_event_codes.h)0
-rw-r--r--drivers/scsi/isci/scu_task_context.h (renamed from drivers/scsi/isci/core/scu_task_context.h)0
-rw-r--r--drivers/scsi/isci/scu_unsolicited_frame.h (renamed from drivers/scsi/isci/core/scu_unsolicited_frame.h)0
-rw-r--r--drivers/scsi/isci/unsolicited_frame_control.c (renamed from drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.c)4
-rw-r--r--drivers/scsi/isci/unsolicited_frame_control.h (renamed from drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.h)0
17 files changed, 121 insertions, 257 deletions
diff --git a/drivers/scsi/isci/Makefile b/drivers/scsi/isci/Makefile
index 45f8f68caf4a..0153b0fe13b8 100644
--- a/drivers/scsi/isci/Makefile
+++ b/drivers/scsi/isci/Makefile
@@ -5,6 +5,7 @@ isci-objs := init.o phy.o request.o sata.o \
host.o task.o probe_roms.o \
remote_node_context.o \
remote_node_table.o \
+ unsolicited_frame_control.o \
core/scic_sds_request.o \
core/scic_sds_stp_request.o \
core/scic_sds_port.o \
@@ -12,6 +13,5 @@ isci-objs := init.o phy.o request.o sata.o \
core/scic_sds_phy.o \
core/scic_sds_ssp_request.o \
core/scic_sds_smp_request.o \
- core/scic_sds_unsolicited_frame_control.o \
core/sci_base_state_machine.o \
core/sci_util.o
diff --git a/drivers/scsi/isci/core/scic_sds_phy.h b/drivers/scsi/isci/core/scic_sds_phy.h
index c40c09b0c726..472718d2f444 100644
--- a/drivers/scsi/isci/core/scic_sds_phy.h
+++ b/drivers/scsi/isci/core/scic_sds_phy.h
@@ -58,7 +58,7 @@
#include "sas.h"
#include "scic_phy.h"
-#include "scu_registers.h"
+#include "registers.h"
#include "sci_base_state_machine.h"
#include <scsi/libsas.h>
diff --git a/drivers/scsi/isci/core/scic_sds_port.c b/drivers/scsi/isci/core/scic_sds_port.c
index 652d823d5fa3..652917eeead4 100644
--- a/drivers/scsi/isci/core/scic_sds_port.c
+++ b/drivers/scsi/isci/core/scic_sds_port.c
@@ -61,7 +61,7 @@
#include "remote_device.h"
#include "remote_node_context.h"
#include "scic_sds_request.h"
-#include "scu_registers.h"
+#include "registers.h"
#include "timers.h"
#define SCIC_SDS_PORT_MIN_TIMER_COUNT (SCI_MAX_PORTS)
diff --git a/drivers/scsi/isci/core/scic_sds_port.h b/drivers/scsi/isci/core/scic_sds_port.h
index bd612d576093..4b28c5acd758 100644
--- a/drivers/scsi/isci/core/scic_sds_port.h
+++ b/drivers/scsi/isci/core/scic_sds_port.h
@@ -59,7 +59,7 @@
#include <linux/kernel.h>
#include "isci.h"
#include "sas.h"
-#include "scu_registers.h"
+#include "registers.h"
#include "sci_base_state_machine.h"
struct scic_sds_controller;
diff --git a/drivers/scsi/isci/core/scic_sds_port_registers.h b/drivers/scsi/isci/core/scic_sds_port_registers.h
deleted file mode 100644
index 01e24e52990c..000000000000
--- a/drivers/scsi/isci/core/scic_sds_port_registers.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * This file is provided under a dual BSD/GPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * BSD LICENSE
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef _SCIC_SDS_PORT_REGISTERS_H_
-#define _SCIC_SDS_PORT_REGISTERS_H_
-
-/**
- * This file contains a set of macros that assist in reading the SCU hardware
- * registers.
- *
- *
- */
-
-#endif /* _SCIC_SDS_PORT_REGISTERS_H_ */
diff --git a/drivers/scsi/isci/core/scic_sds_request.c b/drivers/scsi/isci/core/scic_sds_request.c
index 1405aa703c3a..cd279601de01 100644
--- a/drivers/scsi/isci/core/scic_sds_request.c
+++ b/drivers/scsi/isci/core/scic_sds_request.c
@@ -55,13 +55,13 @@
#include <scsi/sas.h>
#include "scic_io_request.h"
-#include "scu_registers.h"
+#include "registers.h"
#include "scic_sds_port.h"
#include "remote_device.h"
#include "scic_sds_request.h"
#include "scic_sds_smp_request.h"
#include "scic_sds_stp_request.h"
-#include "scic_sds_unsolicited_frame_control.h"
+#include "unsolicited_frame_control.h"
#include "sci_util.h"
#include "scu_completion_codes.h"
#include "scu_task_context.h"
diff --git a/drivers/scsi/isci/core/scic_sds_stp_request.c b/drivers/scsi/isci/core/scic_sds_stp_request.c
index 2f5095130cad..9a787e25b48b 100644
--- a/drivers/scsi/isci/core/scic_sds_stp_request.c
+++ b/drivers/scsi/isci/core/scic_sds_stp_request.c
@@ -62,7 +62,7 @@
#include "scic_sds_request.h"
#include "scic_sds_stp_pio_request.h"
#include "scic_sds_stp_request.h"
-#include "scic_sds_unsolicited_frame_control.h"
+#include "unsolicited_frame_control.h"
#include "sci_util.h"
#include "scu_completion_codes.h"
#include "scu_event_codes.h"
diff --git a/drivers/scsi/isci/core/scu_viit_data.h b/drivers/scsi/isci/core/scu_viit_data.h
deleted file mode 100644
index c959d9158225..000000000000
--- a/drivers/scsi/isci/core/scu_viit_data.h
+++ /dev/null
@@ -1,178 +0,0 @@
-/*
- * This file is provided under a dual BSD/GPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * BSD LICENSE
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef _SCU_VIIT_DATA_HEADER_
-#define _SCU_VIIT_DATA_HEADER_
-
-/**
- * This file contains the constants and structures for the SCU hardware VIIT
- * table entries.
- *
- *
- */
-
-
-#define SCU_VIIT_ENTRY_ID_MASK (0xC0000000)
-#define SCU_VIIT_ENTRY_ID_SHIFT (30)
-
-#define SCU_VIIT_ENTRY_FUNCTION_MASK (0x0FF00000)
-#define SCU_VIIT_ENTRY_FUNCTION_SHIFT (20)
-
-#define SCU_VIIT_ENTRY_IPPTMODE_MASK (0x0001F800)
-#define SCU_VIIT_ENTRY_IPPTMODE_SHIFT (12)
-
-#define SCU_VIIT_ENTRY_LPVIE_MASK (0x00000F00)
-#define SCU_VIIT_ENTRY_LPVIE_SHIFT (8)
-
-#define SCU_VIIT_ENTRY_STATUS_MASK (0x000000FF)
-#define SCU_VIIT_ENTRY_STATUS_SHIFT (0)
-
-#define SCU_VIIT_ENTRY_ID_INVALID (0 << SCU_VIIT_ENTRY_ID_SHIFT)
-#define SCU_VIIT_ENTRY_ID_VIIT (1 << SCU_VIIT_ENTRY_ID_SHIFT)
-#define SCU_VIIT_ENTRY_ID_IIT (2 << SCU_VIIT_ENTRY_ID_SHIFT)
-#define SCU_VIIT_ENTRY_ID_VIRT_EXP (3 << SCU_VIIT_ENTRY_ID_SHIFT)
-
-#define SCU_VIIT_IPPT_SSP_INITIATOR (0x01 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
-#define SCU_VIIT_IPPT_SMP_INITIATOR (0x02 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
-#define SCU_VIIT_IPPT_STP_INITIATOR (0x04 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
-#define SCU_VIIT_IPPT_INITIATOR \
- (\
- SCU_VIIT_IPPT_SSP_INITIATOR \
- | SCU_VIIT_IPPT_SMP_INITIATOR \
- | SCU_VIIT_IPPT_STP_INITIATOR \
- )
-
-#define SCU_VIIT_STATUS_RNC_VALID (0x01 << SCU_VIIT_ENTRY_STATUS_SHIFT)
-#define SCU_VIIT_STATUS_ADDRESS_VALID (0x02 << SCU_VIIT_ENTRY_STATUS_SHIFT)
-#define SCU_VIIT_STATUS_RNI_VALID (0x04 << SCU_VIIT_ENTRY_STATUS_SHIFT)
-#define SCU_VIIT_STATUS_ALL_VALID \
- (\
- SCU_VIIT_STATUS_RNC_VALID \
- | SCU_VIIT_STATUS_ADDRESS_VALID \
- | SCU_VIIT_STATUS_RNI_VALID \
- )
-
-#define SCU_VIIT_IPPT_SMP_TARGET (0x10 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
-
-/**
- * struct scu_viit_entry - This is the SCU Virtual Initiator Table Entry
- *
- *
- */
-struct scu_viit_entry {
- /**
- * This must be encoded as to the type of initiator that is being constructed
- * for this port.
- */
- u32 status;
-
- /**
- * Virtual initiator high SAS Address
- */
- u32 initiator_sas_address_hi;
-
- /**
- * Virtual initiator low SAS Address
- */
- u32 initiator_sas_address_lo;
-
- /**
- * This must be 0
- */
- u32 reserved;
-
-};
-
-
-/* IIT Status Defines */
-#define SCU_IIT_ENTRY_ID_MASK (0xC0000000)
-#define SCU_IIT_ENTRY_ID_SHIFT (30)
-
-#define SCU_IIT_ENTRY_STATUS_UPDATE_MASK (0x20000000)
-#define SCU_IIT_ENTRY_STATUS_UPDATE_SHIFT (29)
-
-#define SCU_IIT_ENTRY_LPI_MASK (0x00000F00)
-#define SCU_IIT_ENTRY_LPI_SHIFT (8)
-
-#define SCU_IIT_ENTRY_STATUS_MASK (0x000000FF)
-#define SCU_IIT_ENTRY_STATUS_SHIFT (0)
-
-/* IIT Remote Initiator Defines */
-#define SCU_IIT_ENTRY_REMOTE_TAG_MASK (0x0000FFFF)
-#define SCU_IIT_ENTRY_REMOTE_TAG_SHIFT (0)
-
-#define SCU_IIT_ENTRY_REMOTE_RNC_MASK (0x0FFF0000)
-#define SCU_IIT_ENTRY_REMOTE_RNC_SHIFT (16)
-
-#define SCU_IIT_ENTRY_ID_INVALID (0 << SCU_IIT_ENTRY_ID_SHIFT)
-#define SCU_IIT_ENTRY_ID_VIIT (1 << SCU_IIT_ENTRY_ID_SHIFT)
-#define SCU_IIT_ENTRY_ID_IIT (2 << SCU_IIT_ENTRY_ID_SHIFT)
-#define SCU_IIT_ENTRY_ID_VIRT_EXP (3 << SCU_IIT_ENTRY_ID_SHIFT)
-
-/**
- * struct scu_iit_entry - This will be implemented later when we support
- * virtual functions
- *
- *
- */
-struct scu_iit_entry {
- u32 status;
- u32 remote_initiator_sas_address_hi;
- u32 remote_initiator_sas_address_lo;
- u32 remote_initiator;
-
-};
-
-#endif /* _SCU_VIIT_DATA_HEADER_ */
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c
index 43a5d7a8b291..71a0466d1c8e 100644
--- a/drivers/scsi/isci/host.c
+++ b/drivers/scsi/isci/host.c
@@ -66,7 +66,7 @@
#include "sci_util.h"
#include "scu_completion_codes.h"
#include "scu_event_codes.h"
-#include "scu_registers.h"
+#include "registers.h"
#include "scu_remote_node_context.h"
#include "scu_task_context.h"
#include "scu_unsolicited_frame.h"
diff --git a/drivers/scsi/isci/host.h b/drivers/scsi/isci/host.h
index 1f542c47fb3a..64edac8ccce1 100644
--- a/drivers/scsi/isci/host.h
+++ b/drivers/scsi/isci/host.h
@@ -61,9 +61,9 @@
#include "pool.h"
#include "sci_base_state_machine.h"
#include "remote_node_table.h"
-#include "scu_registers.h"
+#include "registers.h"
#include "scu_unsolicited_frame.h"
-#include "scic_sds_unsolicited_frame_control.h"
+#include "unsolicited_frame_control.h"
#include "scic_sds_port_configuration_agent.h"
struct scic_sds_request;
diff --git a/drivers/scsi/isci/core/scu_registers.h b/drivers/scsi/isci/registers.h
index 12f2bacc9c09..9b266c7428e8 100644
--- a/drivers/scsi/isci/core/scu_registers.h
+++ b/drivers/scsi/isci/registers.h
@@ -63,8 +63,116 @@
*
*/
-#include "scu_viit_data.h"
+#define SCU_VIIT_ENTRY_ID_MASK (0xC0000000)
+#define SCU_VIIT_ENTRY_ID_SHIFT (30)
+#define SCU_VIIT_ENTRY_FUNCTION_MASK (0x0FF00000)
+#define SCU_VIIT_ENTRY_FUNCTION_SHIFT (20)
+
+#define SCU_VIIT_ENTRY_IPPTMODE_MASK (0x0001F800)
+#define SCU_VIIT_ENTRY_IPPTMODE_SHIFT (12)
+
+#define SCU_VIIT_ENTRY_LPVIE_MASK (0x00000F00)
+#define SCU_VIIT_ENTRY_LPVIE_SHIFT (8)
+
+#define SCU_VIIT_ENTRY_STATUS_MASK (0x000000FF)
+#define SCU_VIIT_ENTRY_STATUS_SHIFT (0)
+
+#define SCU_VIIT_ENTRY_ID_INVALID (0 << SCU_VIIT_ENTRY_ID_SHIFT)
+#define SCU_VIIT_ENTRY_ID_VIIT (1 << SCU_VIIT_ENTRY_ID_SHIFT)
+#define SCU_VIIT_ENTRY_ID_IIT (2 << SCU_VIIT_ENTRY_ID_SHIFT)
+#define SCU_VIIT_ENTRY_ID_VIRT_EXP (3 << SCU_VIIT_ENTRY_ID_SHIFT)
+
+#define SCU_VIIT_IPPT_SSP_INITIATOR (0x01 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
+#define SCU_VIIT_IPPT_SMP_INITIATOR (0x02 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
+#define SCU_VIIT_IPPT_STP_INITIATOR (0x04 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
+#define SCU_VIIT_IPPT_INITIATOR \
+ (\
+ SCU_VIIT_IPPT_SSP_INITIATOR \
+ | SCU_VIIT_IPPT_SMP_INITIATOR \
+ | SCU_VIIT_IPPT_STP_INITIATOR \
+ )
+
+#define SCU_VIIT_STATUS_RNC_VALID (0x01 << SCU_VIIT_ENTRY_STATUS_SHIFT)
+#define SCU_VIIT_STATUS_ADDRESS_VALID (0x02 << SCU_VIIT_ENTRY_STATUS_SHIFT)
+#define SCU_VIIT_STATUS_RNI_VALID (0x04 << SCU_VIIT_ENTRY_STATUS_SHIFT)
+#define SCU_VIIT_STATUS_ALL_VALID \
+ (\
+ SCU_VIIT_STATUS_RNC_VALID \
+ | SCU_VIIT_STATUS_ADDRESS_VALID \
+ | SCU_VIIT_STATUS_RNI_VALID \
+ )
+
+#define SCU_VIIT_IPPT_SMP_TARGET (0x10 << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
+
+/**
+ * struct scu_viit_entry - This is the SCU Virtual Initiator Table Entry
+ *
+ *
+ */
+struct scu_viit_entry {
+ /**
+ * This must be encoded as to the type of initiator that is being constructed
+ * for this port.
+ */
+ u32 status;
+
+ /**
+ * Virtual initiator high SAS Address
+ */
+ u32 initiator_sas_address_hi;
+
+ /**
+ * Virtual initiator low SAS Address
+ */
+ u32 initiator_sas_address_lo;
+
+ /**
+ * This must be 0
+ */
+ u32 reserved;
+
+};
+
+
+/* IIT Status Defines */
+#define SCU_IIT_ENTRY_ID_MASK (0xC0000000)
+#define SCU_IIT_ENTRY_ID_SHIFT (30)
+
+#define SCU_IIT_ENTRY_STATUS_UPDATE_MASK (0x20000000)
+#define SCU_IIT_ENTRY_STATUS_UPDATE_SHIFT (29)
+
+#define SCU_IIT_ENTRY_LPI_MASK (0x00000F00)
+#define SCU_IIT_ENTRY_LPI_SHIFT (8)
+
+#define SCU_IIT_ENTRY_STATUS_MASK (0x000000FF)
+#define SCU_IIT_ENTRY_STATUS_SHIFT (0)
+
+/* IIT Remote Initiator Defines */
+#define SCU_IIT_ENTRY_REMOTE_TAG_MASK (0x0000FFFF)
+#define SCU_IIT_ENTRY_REMOTE_TAG_SHIFT (0)
+
+#define SCU_IIT_ENTRY_REMOTE_RNC_MASK (0x0FFF0000)
+#define SCU_IIT_ENTRY_REMOTE_RNC_SHIFT (16)
+
+#define SCU_IIT_ENTRY_ID_INVALID (0 << SCU_IIT_ENTRY_ID_SHIFT)
+#define SCU_IIT_ENTRY_ID_VIIT (1 << SCU_IIT_ENTRY_ID_SHIFT)
+#define SCU_IIT_ENTRY_ID_IIT (2 << SCU_IIT_ENTRY_ID_SHIFT)
+#define SCU_IIT_ENTRY_ID_VIRT_EXP (3 << SCU_IIT_ENTRY_ID_SHIFT)
+
+/**
+ * struct scu_iit_entry - This will be implemented later when we support
+ * virtual functions
+ *
+ *
+ */
+struct scu_iit_entry {
+ u32 status;
+ u32 remote_initiator_sas_address_hi;
+ u32 remote_initiator_sas_address_lo;
+ u32 remote_initiator;
+
+};
/* Generate a value for an SCU register */
#define SCU_GEN_VALUE(name, value) \
diff --git a/drivers/scsi/isci/core/scu_completion_codes.h b/drivers/scsi/isci/scu_completion_codes.h
index c8b329c695f9..c8b329c695f9 100644
--- a/drivers/scsi/isci/core/scu_completion_codes.h
+++ b/drivers/scsi/isci/scu_completion_codes.h
diff --git a/drivers/scsi/isci/core/scu_event_codes.h b/drivers/scsi/isci/scu_event_codes.h
index 36a945ad5722..36a945ad5722 100644
--- a/drivers/scsi/isci/core/scu_event_codes.h
+++ b/drivers/scsi/isci/scu_event_codes.h
diff --git a/drivers/scsi/isci/core/scu_task_context.h b/drivers/scsi/isci/scu_task_context.h
index 7df87d923285..7df87d923285 100644
--- a/drivers/scsi/isci/core/scu_task_context.h
+++ b/drivers/scsi/isci/scu_task_context.h
diff --git a/drivers/scsi/isci/core/scu_unsolicited_frame.h b/drivers/scsi/isci/scu_unsolicited_frame.h
index 187c4f03f596..187c4f03f596 100644
--- a/drivers/scsi/isci/core/scu_unsolicited_frame.h
+++ b/drivers/scsi/isci/scu_unsolicited_frame.h
diff --git a/drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.c b/drivers/scsi/isci/unsolicited_frame_control.c
index d0e03731377e..8d68dcc52bc1 100644
--- a/drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.c
+++ b/drivers/scsi/isci/unsolicited_frame_control.c
@@ -54,8 +54,8 @@
*/
#include "host.h"
-#include "scic_sds_unsolicited_frame_control.h"
-#include "scu_registers.h"
+#include "unsolicited_frame_control.h"
+#include "registers.h"
#include "sci_util.h"
/**
diff --git a/drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.h b/drivers/scsi/isci/unsolicited_frame_control.h
index 0d8ca8c4770f..0d8ca8c4770f 100644
--- a/drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.h
+++ b/drivers/scsi/isci/unsolicited_frame_control.h