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WSL2-Linux-Kernel
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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>
This commit is contained in:
Dan Williams 2011-05-08 21:36:46 -07:00
Родитель cc9203bf38
Коммит 63a3a15fb0
17 изменённых файлов: 121 добавлений и 257 удалений
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2
drivers/scsi/isci/Makefile
Просмотреть файл

@ -5,6 +5,7 @@ isci-objs := init.o phy.o request.o sata.o \
host.o task.o probe_roms.o \ host.o task.o probe_roms.o \
remote_node_context.o \ remote_node_context.o \
remote_node_table.o \ remote_node_table.o \
unsolicited_frame_control.o \
core/scic_sds_request.o \ core/scic_sds_request.o \
core/scic_sds_stp_request.o \ core/scic_sds_stp_request.o \
core/scic_sds_port.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_phy.o \
core/scic_sds_ssp_request.o \ core/scic_sds_ssp_request.o \
core/scic_sds_smp_request.o \ core/scic_sds_smp_request.o \
core/scic_sds_unsolicited_frame_control.o \
core/sci_base_state_machine.o \ core/sci_base_state_machine.o \
core/sci_util.o core/sci_util.o

2
drivers/scsi/isci/core/scic_sds_phy.h
Просмотреть файл

@ -58,7 +58,7 @@
#include "sas.h" #include "sas.h"
#include "scic_phy.h" #include "scic_phy.h"
#include "scu_registers.h" #include "registers.h"
#include "sci_base_state_machine.h" #include "sci_base_state_machine.h"
#include <scsi/libsas.h> #include <scsi/libsas.h>

2
drivers/scsi/isci/core/scic_sds_port.c
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@ -61,7 +61,7 @@
#include "remote_device.h" #include "remote_device.h"
#include "remote_node_context.h" #include "remote_node_context.h"
#include "scic_sds_request.h" #include "scic_sds_request.h"
#include "scu_registers.h" #include "registers.h"
#include "timers.h" #include "timers.h"
#define SCIC_SDS_PORT_MIN_TIMER_COUNT (SCI_MAX_PORTS) #define SCIC_SDS_PORT_MIN_TIMER_COUNT (SCI_MAX_PORTS)

2
drivers/scsi/isci/core/scic_sds_port.h
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@ -59,7 +59,7 @@
#include <linux/kernel.h> #include <linux/kernel.h>
#include "isci.h" #include "isci.h"
#include "sas.h" #include "sas.h"
#include "scu_registers.h" #include "registers.h"
#include "sci_base_state_machine.h" #include "sci_base_state_machine.h"
struct scic_sds_controller; struct scic_sds_controller;

66
drivers/scsi/isci/core/scic_sds_port_registers.h
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@ -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_ */

4
drivers/scsi/isci/core/scic_sds_request.c
Просмотреть файл

@ -55,13 +55,13 @@
#include <scsi/sas.h> #include <scsi/sas.h>
#include "scic_io_request.h" #include "scic_io_request.h"
#include "scu_registers.h" #include "registers.h"
#include "scic_sds_port.h" #include "scic_sds_port.h"
#include "remote_device.h" #include "remote_device.h"
#include "scic_sds_request.h" #include "scic_sds_request.h"
#include "scic_sds_smp_request.h" #include "scic_sds_smp_request.h"
#include "scic_sds_stp_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 "sci_util.h"
#include "scu_completion_codes.h" #include "scu_completion_codes.h"
#include "scu_task_context.h" #include "scu_task_context.h"

2
drivers/scsi/isci/core/scic_sds_stp_request.c
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@ -62,7 +62,7 @@
#include "scic_sds_request.h" #include "scic_sds_request.h"
#include "scic_sds_stp_pio_request.h" #include "scic_sds_stp_pio_request.h"
#include "scic_sds_stp_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 "sci_util.h"
#include "scu_completion_codes.h" #include "scu_completion_codes.h"
#include "scu_event_codes.h" #include "scu_event_codes.h"

178
drivers/scsi/isci/core/scu_viit_data.h
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@ -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_ */

2
drivers/scsi/isci/host.c
Просмотреть файл

@ -66,7 +66,7 @@
#include "sci_util.h" #include "sci_util.h"
#include "scu_completion_codes.h" #include "scu_completion_codes.h"
#include "scu_event_codes.h" #include "scu_event_codes.h"
#include "scu_registers.h" #include "registers.h"
#include "scu_remote_node_context.h" #include "scu_remote_node_context.h"
#include "scu_task_context.h" #include "scu_task_context.h"
#include "scu_unsolicited_frame.h" #include "scu_unsolicited_frame.h"

4
drivers/scsi/isci/host.h
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@ -61,9 +61,9 @@
#include "pool.h" #include "pool.h"
#include "sci_base_state_machine.h" #include "sci_base_state_machine.h"
#include "remote_node_table.h" #include "remote_node_table.h"
#include "scu_registers.h" #include "registers.h"
#include "scu_unsolicited_frame.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" #include "scic_sds_port_configuration_agent.h"
struct scic_sds_request; struct scic_sds_request;

110
drivers/scsi/isci/core/scu_registers.h → drivers/scsi/isci/registers.h
Просмотреть файл

@ -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 */ /* Generate a value for an SCU register */
#define SCU_GEN_VALUE(name, value) \ #define SCU_GEN_VALUE(name, value) \

0
drivers/scsi/isci/core/scu_completion_codes.h → drivers/scsi/isci/scu_completion_codes.h
Просмотреть файл

0
drivers/scsi/isci/core/scu_event_codes.h → drivers/scsi/isci/scu_event_codes.h
Просмотреть файл

0
drivers/scsi/isci/core/scu_task_context.h → drivers/scsi/isci/scu_task_context.h
Просмотреть файл

0
drivers/scsi/isci/core/scu_unsolicited_frame.h → drivers/scsi/isci/scu_unsolicited_frame.h
Просмотреть файл

4
drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.c → drivers/scsi/isci/unsolicited_frame_control.c
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@ -54,8 +54,8 @@
*/ */
#include "host.h" #include "host.h"
#include "scic_sds_unsolicited_frame_control.h" #include "unsolicited_frame_control.h"
#include "scu_registers.h" #include "registers.h"
#include "sci_util.h" #include "sci_util.h"
/** /**

0
drivers/scsi/isci/core/scic_sds_unsolicited_frame_control.h → drivers/scsi/isci/unsolicited_frame_control.h
Просмотреть файл