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linux_dsm_epyc7002/drivers/scsi/mpt2sas/mpt2sas_base.h
Kashyap, Desai 0a2385cea9 [SCSI] mpt2sas : Added customer specific display support 
Added Vendor specific branding message support.

Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-03-23 11:36:51 -05:00

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/*
* This is the Fusion MPT base driver providing common API layer interface
* for access to MPT (Message Passing Technology) firmware.
*
* This code is based on drivers/scsi/mpt2sas/mpt2_base.h
* Copyright (C) 2007-2010 LSI Corporation
* (mailto:DL-MPTFusionLinux@lsi.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* 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.
*
* NO WARRANTY
* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
* solely responsible for determining the appropriateness of using and
* distributing the Program and assumes all risks associated with its
* exercise of rights under this Agreement, including but not limited to
* the risks and costs of program errors, damage to or loss of data,
* programs or equipment, and unavailability or interruption of operations.
* DISCLAIMER OF LIABILITY
* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), 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 OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
* 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 Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*/
#ifndef MPT2SAS_BASE_H_INCLUDED
#define MPT2SAS_BASE_H_INCLUDED
#include "mpi/mpi2_type.h"
#include "mpi/mpi2.h"
#include "mpi/mpi2_ioc.h"
#include "mpi/mpi2_cnfg.h"
#include "mpi/mpi2_init.h"
#include "mpi/mpi2_raid.h"
#include "mpi/mpi2_tool.h"
#include "mpi/mpi2_sas.h"
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsi_transport_sas.h>
#include <scsi/scsi_dbg.h>
#include <scsi/scsi_eh.h>
#include "mpt2sas_debug.h"
/* driver versioning info */
#define MPT2SAS_DRIVER_NAME "mpt2sas"
#define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>"
#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver"
#define MPT2SAS_DRIVER_VERSION "08.100.00.00"
#define MPT2SAS_MAJOR_VERSION 08
#define MPT2SAS_MINOR_VERSION 100
#define MPT2SAS_BUILD_VERSION 00
#define MPT2SAS_RELEASE_VERSION 00
/*
* Set MPT2SAS_SG_DEPTH value based on user input.
*/
#ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE
#if CONFIG_SCSI_MPT2SAS_MAX_SGE < 16
#define MPT2SAS_SG_DEPTH 16
#elif CONFIG_SCSI_MPT2SAS_MAX_SGE > 128
#define MPT2SAS_SG_DEPTH 128
#else
#define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE
#endif
#else
#define MPT2SAS_SG_DEPTH 128 /* MAX_HW_SEGMENTS */
#endif
/*
* Generic Defines
*/
#define MPT2SAS_SATA_QUEUE_DEPTH 32
#define MPT2SAS_SAS_QUEUE_DEPTH 254
#define MPT2SAS_RAID_QUEUE_DEPTH 128
#define MPT_NAME_LENGTH 32 /* generic length of strings */
#define MPT_STRING_LENGTH 64
#define MPT_MAX_CALLBACKS 16
#define CAN_SLEEP 1
#define NO_SLEEP 0
#define INTERNAL_CMDS_COUNT 10 /* reserved cmds */
#define MPI2_HIM_MASK 0xFFFFFFFF /* mask every bit*/
#define MPT2SAS_INVALID_DEVICE_HANDLE 0xFFFF
/*
* reset phases
*/
#define MPT2_IOC_PRE_RESET 1 /* prior to host reset */
#define MPT2_IOC_AFTER_RESET 2 /* just after host reset */
#define MPT2_IOC_DONE_RESET 3 /* links re-initialized */
/*
* logging format
*/
#define MPT2SAS_FMT "%s: "
#define MPT2SAS_INFO_FMT KERN_INFO MPT2SAS_FMT
#define MPT2SAS_NOTE_FMT KERN_NOTICE MPT2SAS_FMT
#define MPT2SAS_WARN_FMT KERN_WARNING MPT2SAS_FMT
#define MPT2SAS_ERR_FMT KERN_ERR MPT2SAS_FMT
/*
* Dell HBA branding
*/
#define MPT2SAS_DELL_BRANDING_SIZE 32
#define MPT2SAS_DELL_6GBPS_SAS_HBA_BRANDING "Dell 6Gbps SAS HBA"
#define MPT2SAS_DELL_PERC_H200_ADAPTER_BRANDING "Dell PERC H200 Adapter"
#define MPT2SAS_DELL_PERC_H200_INTEGRATED_BRANDING "Dell PERC H200 Integrated"
#define MPT2SAS_DELL_PERC_H200_MODULAR_BRANDING "Dell PERC H200 Modular"
#define MPT2SAS_DELL_PERC_H200_EMBEDDED_BRANDING "Dell PERC H200 Embedded"
#define MPT2SAS_DELL_PERC_H200_BRANDING "Dell PERC H200"
#define MPT2SAS_DELL_6GBPS_SAS_BRANDING "Dell 6Gbps SAS"
/*
* Dell HBA SSDIDs
*/
#define MPT2SAS_DELL_6GBPS_SAS_HBA_SSDID 0x1F1C
#define MPT2SAS_DELL_PERC_H200_ADAPTER_SSDID 0x1F1D
#define MPT2SAS_DELL_PERC_H200_INTEGRATED_SSDID 0x1F1E
#define MPT2SAS_DELL_PERC_H200_MODULAR_SSDID 0x1F1F
#define MPT2SAS_DELL_PERC_H200_EMBEDDED_SSDID 0x1F20
#define MPT2SAS_DELL_PERC_H200_SSDID 0x1F21
#define MPT2SAS_DELL_6GBPS_SAS_SSDID 0x1F22
/*
* Intel HBA branding
*/
#define MPT2SAS_INTEL_RMS2LL080_BRANDING \
"Intel Integrated RAID Module RMS2LL080"
#define MPT2SAS_INTEL_RMS2LL040_BRANDING \
"Intel Integrated RAID Module RMS2LL040"
/*
* Intel HBA SSDIDs
*/
#define MPT2SAS_INTEL_RMS2LL080_SSDID 0x350E
#define MPT2SAS_INTEL_RMS2LL040_SSDID 0x350F
/*
* HP HBA branding
*/
#define MPT2SAS_HP_3PAR_SSVID 0x1590
#define MPT2SAS_HP_2_4_INTERNAL_BRANDING "HP H220 Host Bus Adapter"
#define MPT2SAS_HP_2_4_EXTERNAL_BRANDING "HP H221 Host Bus Adapter"
#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_BRANDING "HP H222 Host Bus Adapter"
#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_BRANDING "HP H220i Host Bus Adapter"
#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_BRANDING "HP H210i Host Bus Adapter"
/*
* HO HBA SSDIDs
*/
#define MPT2SAS_HP_2_4_INTERNAL_SSDID 0x0041
#define MPT2SAS_HP_2_4_EXTERNAL_SSDID 0x0042
#define MPT2SAS_HP_1_4_INTERNAL_1_4_EXTERNAL_SSDID 0x0043
#define MPT2SAS_HP_EMBEDDED_2_4_INTERNAL_SSDID 0x0044
#define MPT2SAS_HP_DAUGHTER_2_4_INTERNAL_SSDID 0x0046
/*
* per target private data
*/
#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01
#define MPT_TARGET_FLAGS_VOLUME 0x02
#define MPT_TARGET_FLAGS_DELETED 0x04
/**
* struct MPT2SAS_TARGET - starget private hostdata
* @starget: starget object
* @sas_address: target sas address
* @handle: device handle
* @num_luns: number luns
* @flags: MPT_TARGET_FLAGS_XXX flags
* @deleted: target flaged for deletion
* @tm_busy: target is busy with TM request.
*/
struct MPT2SAS_TARGET {
struct scsi_target *starget;
u64 sas_address;
u16 handle;
int num_luns;
u32 flags;
u8 deleted;
u8 tm_busy;
};
/*
* per device private data
*/
#define MPT_DEVICE_FLAGS_INIT 0x01
#define MPT_DEVICE_TLR_ON 0x02
/**
* struct MPT2SAS_DEVICE - sdev private hostdata
* @sas_target: starget private hostdata
* @lun: lun number
* @flags: MPT_DEVICE_XXX flags
* @configured_lun: lun is configured
* @block: device is in SDEV_BLOCK state
* @tlr_snoop_check: flag used in determining whether to disable TLR
*/
/* OEM Identifiers */
#define MFG10_OEM_ID_INVALID (0x00000000)
#define MFG10_OEM_ID_DELL (0x00000001)
#define MFG10_OEM_ID_FSC (0x00000002)
#define MFG10_OEM_ID_SUN (0x00000003)
#define MFG10_OEM_ID_IBM (0x00000004)
/* GENERIC Flags 0*/
#define MFG10_GF0_OCE_DISABLED (0x00000001)
#define MFG10_GF0_R1E_DRIVE_COUNT (0x00000002)
#define MFG10_GF0_R10_DISPLAY (0x00000004)
#define MFG10_GF0_SSD_DATA_SCRUB_DISABLE (0x00000008)
#define MFG10_GF0_SINGLE_DRIVE_R0 (0x00000010)
/* OEM Specific Flags will come from OEM specific header files */
typedef struct _MPI2_CONFIG_PAGE_MAN_10 {
MPI2_CONFIG_PAGE_HEADER Header; /* 00h */
U8 OEMIdentifier; /* 04h */
U8 Reserved1; /* 05h */
U16 Reserved2; /* 08h */
U32 Reserved3; /* 0Ch */
U32 GenericFlags0; /* 10h */
U32 GenericFlags1; /* 14h */
U32 Reserved4; /* 18h */
U32 OEMSpecificFlags0; /* 1Ch */
U32 OEMSpecificFlags1; /* 20h */
U32 Reserved5[18]; /* 24h-60h*/
} MPI2_CONFIG_PAGE_MAN_10,
MPI2_POINTER PTR_MPI2_CONFIG_PAGE_MAN_10,
Mpi2ManufacturingPage10_t, MPI2_POINTER pMpi2ManufacturingPage10_t;
struct MPT2SAS_DEVICE {
struct MPT2SAS_TARGET *sas_target;
unsigned int lun;
u32 flags;
u8 configured_lun;
u8 block;
u8 tlr_snoop_check;
};
#define MPT2_CMD_NOT_USED 0x8000 /* free */
#define MPT2_CMD_COMPLETE 0x0001 /* completed */
#define MPT2_CMD_PENDING 0x0002 /* pending */
#define MPT2_CMD_REPLY_VALID 0x0004 /* reply is valid */
#define MPT2_CMD_RESET 0x0008 /* host reset dropped the command */
/**
* struct _internal_cmd - internal commands struct
* @mutex: mutex
* @done: completion
* @reply: reply message pointer
* @sense: sense data
* @status: MPT2_CMD_XXX status
* @smid: system message id
*/
struct _internal_cmd {
struct mutex mutex;
struct completion done;
void *reply;
void *sense;
u16 status;
u16 smid;
};
/**
* struct _sas_device - attached device information
* @list: sas device list
* @starget: starget object
* @sas_address: device sas address
* @device_name: retrieved from the SAS IDENTIFY frame.
* @handle: device handle
* @sas_address_parent: sas address of parent expander or sas host
* @enclosure_handle: enclosure handle
* @enclosure_logical_id: enclosure logical identifier
* @volume_handle: volume handle (valid when hidden raid member)
* @volume_wwid: volume unique identifier
* @device_info: bitfield provides detailed info about the device
* @id: target id
* @channel: target channel
* @slot: number number
* @phy: phy identifier provided in sas device page 0
* @responding: used in _scsih_sas_device_mark_responding
*/
struct _sas_device {
struct list_head list;
struct scsi_target *starget;
u64 sas_address;
u64 device_name;
u16 handle;
u64 sas_address_parent;
u16 enclosure_handle;
u64 enclosure_logical_id;
u16 volume_handle;
u64 volume_wwid;
u32 device_info;
int id;
int channel;
u16 slot;
u8 phy;
u8 responding;
};
/**
* struct _raid_device - raid volume link list
* @list: sas device list
* @starget: starget object
* @sdev: scsi device struct (volumes are single lun)
* @wwid: unique identifier for the volume
* @handle: device handle
* @id: target id
* @channel: target channel
* @volume_type: the raid level
* @device_info: bitfield provides detailed info about the hidden components
* @num_pds: number of hidden raid components
* @responding: used in _scsih_raid_device_mark_responding
* @percent_complete: resync percent complete
*/
struct _raid_device {
struct list_head list;
struct scsi_target *starget;
struct scsi_device *sdev;
u64 wwid;
u16 handle;
int id;
int channel;
u8 volume_type;
u32 device_info;
u8 num_pds;
u8 responding;
u8 percent_complete;
};
/**
* struct _boot_device - boot device info
* @is_raid: flag to indicate whether this is volume
* @device: holds pointer for either struct _sas_device or
* struct _raid_device
*/
struct _boot_device {
u8 is_raid;
void *device;
};
/**
* struct _sas_port - wide/narrow sas port information
* @port_list: list of ports belonging to expander
* @num_phys: number of phys belonging to this port
* @remote_identify: attached device identification
* @rphy: sas transport rphy object
* @port: sas transport wide/narrow port object
* @phy_list: _sas_phy list objects belonging to this port
*/
struct _sas_port {
struct list_head port_list;
u8 num_phys;
struct sas_identify remote_identify;
struct sas_rphy *rphy;
struct sas_port *port;
struct list_head phy_list;
};
/**
* struct _sas_phy - phy information
* @port_siblings: list of phys belonging to a port
* @identify: phy identification
* @remote_identify: attached device identification
* @phy: sas transport phy object
* @phy_id: unique phy id
* @handle: device handle for this phy
* @attached_handle: device handle for attached device
* @phy_belongs_to_port: port has been created for this phy
*/
struct _sas_phy {
struct list_head port_siblings;
struct sas_identify identify;
struct sas_identify remote_identify;
struct sas_phy *phy;
u8 phy_id;
u16 handle;
u16 attached_handle;
u8 phy_belongs_to_port;
};
/**
* struct _sas_node - sas_host/expander information
* @list: list of expanders
* @parent_dev: parent device class
* @num_phys: number phys belonging to this sas_host/expander
* @sas_address: sas address of this sas_host/expander
* @handle: handle for this sas_host/expander
* @sas_address_parent: sas address of parent expander or sas host
* @enclosure_handle: handle for this a member of an enclosure
* @device_info: bitwise defining capabilities of this sas_host/expander
* @responding: used in _scsih_expander_device_mark_responding
* @phy: a list of phys that make up this sas_host/expander
* @sas_port_list: list of ports attached to this sas_host/expander
*/
struct _sas_node {
struct list_head list;
struct device *parent_dev;
u8 num_phys;
u64 sas_address;
u16 handle;
u64 sas_address_parent;
u16 enclosure_handle;
u64 enclosure_logical_id;
u8 responding;
struct _sas_phy *phy;
struct list_head sas_port_list;
};
/**
* enum reset_type - reset state
* @FORCE_BIG_HAMMER: issue diagnostic reset
* @SOFT_RESET: issue message_unit_reset, if fails to to big hammer
*/
enum reset_type {
FORCE_BIG_HAMMER,
SOFT_RESET,
};
/**
* struct chain_tracker - firmware chain tracker
* @chain_buffer: chain buffer
* @chain_buffer_dma: physical address
* @tracker_list: list of free request (ioc->free_chain_list)
*/
struct chain_tracker {
void *chain_buffer;
dma_addr_t chain_buffer_dma;
struct list_head tracker_list;
};
/**
* struct scsiio_tracker - scsi mf request tracker
* @smid: system message id
* @scmd: scsi request pointer
* @cb_idx: callback index
* @chain_list: list of chains associated to this IO
* @tracker_list: list of free request (ioc->free_list)
*/
struct scsiio_tracker {
u16 smid;
struct scsi_cmnd *scmd;
u8 cb_idx;
struct list_head chain_list;
struct list_head tracker_list;
};
/**
* struct request_tracker - misc mf request tracker
* @smid: system message id
* @scmd: scsi request pointer
* @cb_idx: callback index
* @tracker_list: list of free request (ioc->free_list)
*/
struct request_tracker {
u16 smid;
u8 cb_idx;
struct list_head tracker_list;
};
/**
* struct _tr_list - target reset list
* @handle: device handle
* @state: state machine
*/
struct _tr_list {
struct list_head list;
u16 handle;
u16 state;
};
typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
/**
* struct MPT2SAS_ADAPTER - per adapter struct
* @list: ioc_list
* @shost: shost object
* @id: unique adapter id
* @pci_irq: irq number
* @name: generic ioc string
* @tmp_string: tmp string used for logging
* @pdev: pci pdev object
* @chip: memory mapped register space
* @chip_phys: physical addrss prior to mapping
* @logging_level: see mpt2sas_debug.h
* @fwfault_debug: debuging FW timeouts
* @ir_firmware: IR firmware present
* @bars: bitmask of BAR's that must be configured
* @mask_interrupts: ignore interrupt
* @fault_reset_work_q_name: fw fault work queue
* @fault_reset_work_q: ""
* @fault_reset_work: ""
* @firmware_event_name: fw event work queue
* @firmware_event_thread: ""
* @fw_events_off: flag to turn off fw event handling
* @fw_event_lock:
* @fw_event_list: list of fw events
* @aen_event_read_flag: event log was read
* @broadcast_aen_busy: broadcast aen waiting to be serviced
* @shost_recovery: host reset in progress
* @ioc_reset_in_progress_lock:
* @ioc_link_reset_in_progress: phy/hard reset in progress
* @ignore_loginfos: ignore loginfos during task management
* @remove_host: flag for when driver unloads, to avoid sending dev resets
* @pci_error_recovery: flag to prevent ioc access until slot reset completes
* @wait_for_port_enable_to_complete:
* @msix_enable: flag indicating msix is enabled
* @msix_vector_count: number msix vectors
* @msix_table: virt address to the msix table
* @msix_table_backup: backup msix table
* @scsi_io_cb_idx: shost generated commands
* @tm_cb_idx: task management commands
* @scsih_cb_idx: scsih internal commands
* @transport_cb_idx: transport internal commands
* @ctl_cb_idx: clt internal commands
* @base_cb_idx: base internal commands
* @config_cb_idx: base internal commands
* @tm_tr_cb_idx : device removal target reset handshake
* @tm_tr_volume_cb_idx : volume removal target reset
* @base_cmds:
* @transport_cmds:
* @scsih_cmds:
* @tm_cmds:
* @ctl_cmds:
* @config_cmds:
* @base_add_sg_single: handler for either 32/64 bit sgl's
* @event_type: bits indicating which events to log
* @event_context: unique id for each logged event
* @event_log: event log pointer
* @event_masks: events that are masked
* @facts: static facts data
* @pfacts: static port facts data
* @manu_pg0: static manufacturing page 0
* @manu_pg10: static manufacturing page 10
* @bios_pg2: static bios page 2
* @bios_pg3: static bios page 3
* @ioc_pg8: static ioc page 8
* @iounit_pg0: static iounit page 0
* @iounit_pg1: static iounit page 1
* @sas_hba: sas host object
* @sas_expander_list: expander object list
* @sas_node_lock:
* @sas_device_list: sas device object list
* @sas_device_init_list: sas device object list (used only at init time)
* @sas_device_lock:
* @io_missing_delay: time for IO completed by fw when PDR enabled
* @device_missing_delay: time for device missing by fw when PDR enabled
* @sas_id : used for setting volume target IDs
* @pd_handles : bitmask for PD handles
* @pd_handles_sz : size of pd_handle bitmask
* @config_page_sz: config page size
* @config_page: reserve memory for config page payload
* @config_page_dma:
* @hba_queue_depth: hba request queue depth
* @sge_size: sg element size for either 32/64 bit
* @scsiio_depth: SCSI_IO queue depth
* @request_sz: per request frame size
* @request: pool of request frames
* @request_dma:
* @request_dma_sz:
* @scsi_lookup: firmware request tracker list
* @scsi_lookup_lock:
* @free_list: free list of request
* @chain: pool of chains
* @pending_io_count:
* @reset_wq:
* @chain_dma:
* @max_sges_in_main_message: number sg elements in main message
* @max_sges_in_chain_message: number sg elements per chain
* @chains_needed_per_io: max chains per io
* @chain_offset_value_for_main_message: location 1st sg in main
* @chain_depth: total chains allocated
* @hi_priority_smid:
* @hi_priority:
* @hi_priority_dma:
* @hi_priority_depth:
* @hpr_lookup:
* @hpr_free_list:
* @internal_smid:
* @internal:
* @internal_dma:
* @internal_depth:
* @internal_lookup:
* @internal_free_list:
* @sense: pool of sense
* @sense_dma:
* @sense_dma_pool:
* @reply_depth: hba reply queue depth:
* @reply_sz: per reply frame size:
* @reply: pool of replys:
* @reply_dma:
* @reply_dma_pool:
* @reply_free_queue_depth: reply free depth
* @reply_free: pool for reply free queue (32 bit addr)
* @reply_free_dma:
* @reply_free_dma_pool:
* @reply_free_host_index: tail index in pool to insert free replys
* @reply_post_queue_depth: reply post queue depth
* @reply_post_free: pool for reply post (64bit descriptor)
* @reply_post_free_dma:
* @reply_post_free_dma_pool:
* @reply_post_host_index: head index in the pool where FW completes IO
* @delayed_tr_list: target reset link list
* @delayed_tr_volume_list: volume target reset link list
*/
struct MPT2SAS_ADAPTER {
struct list_head list;
struct Scsi_Host *shost;
u8 id;
u32 pci_irq;
char name[MPT_NAME_LENGTH];
char tmp_string[MPT_STRING_LENGTH];
struct pci_dev *pdev;
Mpi2SystemInterfaceRegs_t __iomem *chip;
resource_size_t chip_phys;
int logging_level;
int fwfault_debug;
u8 ir_firmware;
int bars;
u8 mask_interrupts;
/* fw fault handler */
char fault_reset_work_q_name[20];
struct workqueue_struct *fault_reset_work_q;
struct delayed_work fault_reset_work;
/* fw event handler */
char firmware_event_name[20];
struct workqueue_struct *firmware_event_thread;
spinlock_t fw_event_lock;
struct list_head fw_event_list;
/* misc flags */
int aen_event_read_flag;
u8 broadcast_aen_busy;
u8 shost_recovery;
struct mutex reset_in_progress_mutex;
struct completion shost_recovery_done;
spinlock_t ioc_reset_in_progress_lock;
u8 ioc_link_reset_in_progress;
int ioc_reset_in_progress_status;
u8 ignore_loginfos;
u8 remove_host;
u8 pci_error_recovery;
u8 wait_for_port_enable_to_complete;
u8 msix_enable;
u16 msix_vector_count;
u32 *msix_table;
u32 *msix_table_backup;
u32 ioc_reset_count;
/* internal commands, callback index */
u8 scsi_io_cb_idx;
u8 tm_cb_idx;
u8 transport_cb_idx;
u8 scsih_cb_idx;
u8 ctl_cb_idx;
u8 base_cb_idx;
u8 config_cb_idx;
u8 tm_tr_cb_idx;
u8 tm_tr_volume_cb_idx;
u8 tm_sas_control_cb_idx;
struct _internal_cmd base_cmds;
struct _internal_cmd transport_cmds;
struct _internal_cmd scsih_cmds;
struct _internal_cmd tm_cmds;
struct _internal_cmd ctl_cmds;
struct _internal_cmd config_cmds;
MPT_ADD_SGE base_add_sg_single;
/* event log */
u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
u32 event_context;
void *event_log;
u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
/* static config pages */
Mpi2IOCFactsReply_t facts;
Mpi2PortFactsReply_t *pfacts;
Mpi2ManufacturingPage0_t manu_pg0;
Mpi2BiosPage2_t bios_pg2;
Mpi2BiosPage3_t bios_pg3;
Mpi2IOCPage8_t ioc_pg8;
Mpi2IOUnitPage0_t iounit_pg0;
Mpi2IOUnitPage1_t iounit_pg1;
struct _boot_device req_boot_device;
struct _boot_device req_alt_boot_device;
struct _boot_device current_boot_device;
/* sas hba, expander, and device list */
struct _sas_node sas_hba;
struct list_head sas_expander_list;
spinlock_t sas_node_lock;
struct list_head sas_device_list;
struct list_head sas_device_init_list;
spinlock_t sas_device_lock;
struct list_head raid_device_list;
spinlock_t raid_device_lock;
u8 io_missing_delay;
u16 device_missing_delay;
int sas_id;
void *pd_handles;
u16 pd_handles_sz;
/* config page */
u16 config_page_sz;
void *config_page;
dma_addr_t config_page_dma;
/* scsiio request */
u16 hba_queue_depth;
u16 sge_size;
u16 scsiio_depth;
u16 request_sz;
u8 *request;
dma_addr_t request_dma;
u32 request_dma_sz;
struct scsiio_tracker *scsi_lookup;
ulong scsi_lookup_pages;
spinlock_t scsi_lookup_lock;
struct list_head free_list;
int pending_io_count;
wait_queue_head_t reset_wq;
/* chain */
struct chain_tracker *chain_lookup;
struct list_head free_chain_list;
struct dma_pool *chain_dma_pool;
ulong chain_pages;
u16 max_sges_in_main_message;
u16 max_sges_in_chain_message;
u16 chains_needed_per_io;
u16 chain_offset_value_for_main_message;
u32 chain_depth;
/* hi-priority queue */
u16 hi_priority_smid;
u8 *hi_priority;
dma_addr_t hi_priority_dma;
u16 hi_priority_depth;
struct request_tracker *hpr_lookup;
struct list_head hpr_free_list;
/* internal queue */
u16 internal_smid;
u8 *internal;
dma_addr_t internal_dma;
u16 internal_depth;
struct request_tracker *internal_lookup;
struct list_head internal_free_list;
/* sense */
u8 *sense;
dma_addr_t sense_dma;
struct dma_pool *sense_dma_pool;
/* reply */
u16 reply_sz;
u8 *reply;
dma_addr_t reply_dma;
u32 reply_dma_max_address;
u32 reply_dma_min_address;
struct dma_pool *reply_dma_pool;
/* reply free queue */
u16 reply_free_queue_depth;
u32 *reply_free;
dma_addr_t reply_free_dma;
struct dma_pool *reply_free_dma_pool;
u32 reply_free_host_index;
/* reply post queue */
u16 reply_post_queue_depth;
Mpi2ReplyDescriptorsUnion_t *reply_post_free;
dma_addr_t reply_post_free_dma;
struct dma_pool *reply_post_free_dma_pool;
u32 reply_post_host_index;
struct list_head delayed_tr_list;
struct list_head delayed_tr_volume_list;
/* diag buffer support */
u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
dma_addr_t diag_buffer_dma[MPI2_DIAG_BUF_TYPE_COUNT];
u8 diag_buffer_status[MPI2_DIAG_BUF_TYPE_COUNT];
u32 unique_id[MPI2_DIAG_BUF_TYPE_COUNT];
Mpi2ManufacturingPage10_t manu_pg10;
u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23];
u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
u32 ring_buffer_offset;
u32 ring_buffer_sz;
};
typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
u32 reply);
/* base shared API */
extern struct list_head mpt2sas_ioc_list;
void mpt2sas_base_start_watchdog(struct MPT2SAS_ADAPTER *ioc);
void mpt2sas_base_stop_watchdog(struct MPT2SAS_ADAPTER *ioc);
int mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc);
void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc);
int mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc);
void mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc);
int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
enum reset_type type);
void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
__le32 mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
u16 smid);
/* hi-priority queue */
u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
struct scsi_cmnd *scmd);
u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
u16 handle);
void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
u16 io_index);
void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
void mpt2sas_base_initialize_callback_handler(void);
u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
void mpt2sas_base_release_callback_handler(u8 cb_idx);
u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
u32 reply);
void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
void mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code);
int mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t
*mpi_request);
int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request);
void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc);
/* scsih shared API */
u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
u32 reply);
int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle,
uint channel, uint id, uint lun, u8 type, u16 smid_task,
ulong timeout, struct scsi_cmnd *scmd);
void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
void mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc,
u16 handle);
struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER
*ioc, u64 sas_address);
struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
/* config shared API */
u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
u32 reply);
int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
int mpt2sas_config_get_manufacturing_pg10(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage10_t *config_page);
int mpt2sas_config_get_bios_pg2(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2BiosPage2_t *config_page);
int mpt2sas_config_get_bios_pg3(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2BiosPage3_t *config_page);
int mpt2sas_config_get_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2IOUnitPage0_t *config_page);
int mpt2sas_config_get_sas_device_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle);
int mpt2sas_config_get_sas_device_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle);
int mpt2sas_config_get_sas_iounit_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz);
int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2IOUnitPage1_t *config_page);
int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2IOUnitPage1_t *config_page);
int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc,
Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz);
int mpt2sas_config_get_ioc_pg8(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2IOCPage8_t *config_page);
int mpt2sas_config_get_expander_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle);
int mpt2sas_config_get_expander_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle);
int mpt2sas_config_get_enclosure_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle);
int mpt2sas_config_get_phy_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number);
int mpt2sas_config_get_phy_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number);
int mpt2sas_config_get_raid_volume_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle);
int mpt2sas_config_get_number_pds(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 *num_pds);
int mpt2sas_config_get_raid_volume_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz);
int mpt2sas_config_get_phys_disk_pg0(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t
*mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form,
u32 form_specific);
int mpt2sas_config_get_volume_handle(struct MPT2SAS_ADAPTER *ioc, u16 pd_handle,
u16 *volume_handle);
int mpt2sas_config_get_volume_wwid(struct MPT2SAS_ADAPTER *ioc, u16 volume_handle,
u64 *wwid);
/* ctl shared API */
extern struct device_attribute *mpt2sas_host_attrs[];
extern struct device_attribute *mpt2sas_dev_attrs[];
void mpt2sas_ctl_init(void);
void mpt2sas_ctl_exit(void);
u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
u32 reply);
void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
u32 reply);
void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
Mpi2EventNotificationReply_t *mpi_reply);
void mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc,
u8 bits_to_regsiter);
/* transport shared API */
u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
u32 reply);
struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
u16 handle, u64 sas_address);
void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
u64 sas_address_parent);
int mpt2sas_transport_add_host_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
*mpt2sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev);
int mpt2sas_transport_add_expander_phy(struct MPT2SAS_ADAPTER *ioc, struct _sas_phy
*mpt2sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev);
void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc,
u64 sas_address, u16 handle, u8 phy_number, u8 link_rate);
extern struct sas_function_template mpt2sas_transport_functions;
extern struct scsi_transport_template *mpt2sas_transport_template;
extern int scsi_internal_device_block(struct scsi_device *sdev);
extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
u8 msix_index, u32 reply);
extern int scsi_internal_device_unblock(struct scsi_device *sdev);
#endif /* MPT2SAS_BASE_H_INCLUDED */
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