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Diffstat (limited to 'kernel/drivers/scsi/mpt2sas/mpt2sas_base.h')
| -rw-r--r-- | kernel/drivers/scsi/mpt2sas/mpt2sas_base.h | 1198 |
1 files changed, 1198 insertions, 0 deletions
diff --git a/kernel/drivers/scsi/mpt2sas/mpt2sas_base.h b/kernel/drivers/scsi/mpt2sas/mpt2sas_base.h new file mode 100644 index 000000000..caff8d10c --- /dev/null +++ b/kernel/drivers/scsi/mpt2sas/mpt2sas_base.h @@ -0,0 +1,1198 @@ +/* + * 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) 2007-2014 LSI Corporation + * Copyright (C) 20013-2014 Avago Technologies + * (mailto: MPT-FusionLinux.pdl@avagotech.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 "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>" +#define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" +#define MPT2SAS_DRIVER_VERSION "20.100.00.00" +#define MPT2SAS_MAJOR_VERSION 20 +#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_RMS25JB080_BRANDING \ + "Intel(R) Integrated RAID Module RMS25JB080" +#define MPT2SAS_INTEL_RMS25JB040_BRANDING \ + "Intel(R) Integrated RAID Module RMS25JB040" +#define MPT2SAS_INTEL_RMS25KB080_BRANDING \ + "Intel(R) Integrated RAID Module RMS25KB080" +#define MPT2SAS_INTEL_RMS25KB040_BRANDING \ + "Intel(R) Integrated RAID Module RMS25KB040" +#define MPT2SAS_INTEL_RMS25LB040_BRANDING \ + "Intel(R) Integrated RAID Module RMS25LB040" +#define MPT2SAS_INTEL_RMS25LB080_BRANDING \ + "Intel(R) Integrated RAID Module RMS25LB080" +#define MPT2SAS_INTEL_RMS2LL080_BRANDING \ + "Intel Integrated RAID Module RMS2LL080" +#define MPT2SAS_INTEL_RMS2LL040_BRANDING \ + "Intel Integrated RAID Module RMS2LL040" +#define MPT2SAS_INTEL_RS25GB008_BRANDING \ + "Intel(R) RAID Controller RS25GB008" +#define MPT2SAS_INTEL_SSD910_BRANDING \ + "Intel(R) SSD 910 Series" +/* + * Intel HBA SSDIDs + */ +#define MPT2SAS_INTEL_RMS25JB080_SSDID 0x3516 +#define MPT2SAS_INTEL_RMS25JB040_SSDID 0x3517 +#define MPT2SAS_INTEL_RMS25KB080_SSDID 0x3518 +#define MPT2SAS_INTEL_RMS25KB040_SSDID 0x3519 +#define MPT2SAS_INTEL_RMS25LB040_SSDID 0x351A +#define MPT2SAS_INTEL_RMS25LB080_SSDID 0x351B +#define MPT2SAS_INTEL_RMS2LL080_SSDID 0x350E +#define MPT2SAS_INTEL_RMS2LL040_SSDID 0x350F +#define MPT2SAS_INTEL_RS25GB008_SSDID 0x3000 +#define MPT2SAS_INTEL_SSD910_SSDID 0x3700 + +/* + * 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 + +/* + * WarpDrive Specific Log codes + */ + +#define MPT2_WARPDRIVE_LOGENTRY (0x8002) +#define MPT2_WARPDRIVE_LC_SSDT (0x41) +#define MPT2_WARPDRIVE_LC_SSDLW (0x43) +#define MPT2_WARPDRIVE_LC_SSDLF (0x44) +#define MPT2_WARPDRIVE_LC_BRMF (0x4D) + +/* + * 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 + * @raid_device: raid_device pointer to access volume data + * @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; + struct _raid_device *raid_device; + 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; + +#define MFG_PAGE10_HIDE_SSDS_MASK (0x00000003) +#define MFG_PAGE10_HIDE_ALL_DISKS (0x00) +#define MFG_PAGE10_EXPOSE_ALL_DISKS (0x01) +#define MFG_PAGE10_HIDE_IF_VOL_PRESENT (0x02) + + +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 + * @pfa_led_on: flag for PFA LED status + */ +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; + u8 pfa_led_on; +}; + +/** + * 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 + * @block_size: Block size of the volume + * @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 + * @direct_io_enabled: Whether direct io to PDs are allowed or not + * @stripe_exponent: X where 2powX is the stripe sz in blocks + * @block_exponent: X where 2powX is the block sz in bytes + * @max_lba: Maximum number of LBA in the volume + * @stripe_sz: Stripe Size of the volume + * @device_info: Device info of the volume member disk + * @pd_handle: Array of handles of the physical drives for direct I/O in le16 + */ +#define MPT_MAX_WARPDRIVE_PDS 8 +struct _raid_device { + struct list_head list; + struct scsi_target *starget; + struct scsi_device *sdev; + u64 wwid; + u16 handle; + u16 block_sz; + int id; + int channel; + u8 volume_type; + u8 num_pds; + u8 responding; + u8 percent_complete; + u8 direct_io_enabled; + u8 stripe_exponent; + u8 block_exponent; + u64 max_lba; + u32 stripe_sz; + u32 device_info; + u16 pd_handle[MPT_MAX_WARPDRIVE_PDS]; +}; + +/** + * 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 + * @direct_io: To indicate whether I/O is direct (WARPDRIVE) + * @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; + u8 direct_io; + struct list_head chain_list; + struct list_head tracker_list; +}; + +/** + * struct request_tracker - firmware request tracker + * @smid: system message id + * @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 adapter_reply_queue - the reply queue struct + * @ioc: per adapter object + * @msix_index: msix index into vector table + * @vector: irq vector + * @reply_post_host_index: head index in the pool where FW completes IO + * @reply_post_free: reply post base virt address + * @name: the name registered to request_irq() + * @busy: isr is actively processing replies on another cpu + * @list: this list +*/ +struct adapter_reply_queue { + struct MPT2SAS_ADAPTER *ioc; + u8 msix_index; + unsigned int vector; + u32 reply_post_host_index; + Mpi2ReplyDescriptorsUnion_t *reply_post_free; + char name[MPT_NAME_LENGTH]; + atomic_t busy; + cpumask_var_t affinity_hint; + struct list_head list; +}; + +/* IOC Facts and Port Facts converted from little endian to cpu */ +union mpi2_version_union { + MPI2_VERSION_STRUCT Struct; + u32 Word; +}; + +struct mpt2sas_facts { + u16 MsgVersion; + u16 HeaderVersion; + u8 IOCNumber; + u8 VP_ID; + u8 VF_ID; + u16 IOCExceptions; + u16 IOCStatus; + u32 IOCLogInfo; + u8 MaxChainDepth; + u8 WhoInit; + u8 NumberOfPorts; + u8 MaxMSIxVectors; + u16 RequestCredit; + u16 ProductID; + u32 IOCCapabilities; + union mpi2_version_union FWVersion; + u16 IOCRequestFrameSize; + u16 Reserved3; + u16 MaxInitiators; + u16 MaxTargets; + u16 MaxSasExpanders; + u16 MaxEnclosures; + u16 ProtocolFlags; + u16 HighPriorityCredit; + u16 MaxReplyDescriptorPostQueueDepth; + u8 ReplyFrameSize; + u8 MaxVolumes; + u16 MaxDevHandle; + u16 MaxPersistentEntries; + u16 MinDevHandle; +}; + +struct mpt2sas_port_facts { + u8 PortNumber; + u8 VP_ID; + u8 VF_ID; + u8 PortType; + u16 MaxPostedCmdBuffers; +}; + +struct reply_post_struct { + Mpi2ReplyDescriptorsUnion_t *reply_post_free; + dma_addr_t reply_post_free_dma; +}; + +/** + * enum mutex_type - task management mutex type + * @TM_MUTEX_OFF: mutex is not required becuase calling function is acquiring it + * @TM_MUTEX_ON: mutex is required + */ +enum mutex_type { + TM_MUTEX_OFF = 0, + TM_MUTEX_ON = 1, +}; + +typedef void (*MPT2SAS_FLUSH_RUNNING_CMDS)(struct MPT2SAS_ADAPTER *ioc); +/** + * struct MPT2SAS_ADAPTER - per adapter struct + * @list: ioc_list + * @shost: shost object + * @id: unique adapter id + * @cpu_count: number online cpus + * @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 + * @dma_mask: used to set the consistent dma mask + * @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_discovery_to_complete: flag set at driver load time when + * waiting on reporting devices + * @is_driver_loading: flag set at driver load time + * @port_enable_failed: flag set when port enable has failed + * @start_scan: flag set from scan_start callback, cleared from _mpt2sas_fw_work + * @start_scan_failed: means port enable failed, return's the ioc_status + * @msix_enable: flag indicating msix is enabled + * @msix_vector_count: number msix vectors + * @cpu_msix_table: table for mapping cpus to msix index + * @cpu_msix_table_sz: table size + * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands + * @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 + * @iounit_pg8: static iounit page 8 + * @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 + * @blocking_handles: bitmask used to identify which devices need blocking + * @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_struct: struct for reply_post_free physical & virt address + * @rdpq_array_capable: FW supports multiple reply queue addresses in ioc_init + * @rdpq_array_enable: rdpq_array support is enabled in the driver + * @rdpq_array_enable_assigned: this ensures that rdpq_array_enable flag + * is assigned only ones + * @reply_queue_count: number of reply queue's + * @reply_queue_list: link list contaning the reply queue info + * @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 + * @@temp_sensors_count: flag to carry the number of temperature sensors + */ +struct MPT2SAS_ADAPTER { + struct list_head list; + struct Scsi_Host *shost; + u8 id; + int cpu_count; + 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; + int dma_mask; + + /* 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; + u16 broadcast_aen_pending; + u8 shost_recovery; + + struct mutex reset_in_progress_mutex; + spinlock_t ioc_reset_in_progress_lock; + u8 ioc_link_reset_in_progress; + u8 ioc_reset_in_progress_status; + + u8 ignore_loginfos; + u8 remove_host; + u8 pci_error_recovery; + u8 wait_for_discovery_to_complete; + struct completion port_enable_done; + u8 is_driver_loading; + u8 port_enable_failed; + + u8 start_scan; + u16 start_scan_failed; + + u8 msix_enable; + u16 msix_vector_count; + u8 *cpu_msix_table; + resource_size_t __iomem **reply_post_host_index; + u16 cpu_msix_table_sz; + u32 ioc_reset_count; + MPT2SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; + u32 non_operational_loop; + + /* 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 port_enable_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 port_enable_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 */ + struct mpt2sas_facts facts; + struct mpt2sas_port_facts *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; + Mpi2IOUnitPage8_t iounit_pg8; + + 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 *blocking_handles; + 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; + __le32 *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; + struct reply_post_struct *reply_post; + u8 rdpq_array_capable; + u8 rdpq_array_enable; + u8 rdpq_array_enable_assigned; + struct dma_pool *reply_post_free_dma_pool; + u8 reply_queue_count; + struct list_head reply_queue_list; + + struct list_head delayed_tr_list; + struct list_head delayed_tr_volume_list; + u8 temp_sensors_count; + + /* 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; + u8 is_warpdrive; + u8 hide_ir_msg; + u8 mfg_pg10_hide_flag; + u8 hide_drives; + +}; + +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); +void mpt2sas_base_flush_reply_queues(struct MPT2SAS_ADAPTER *ioc); + +/* 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); +u8 mpt2sas_port_enable_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); + +void mpt2sas_base_update_missing_delay(struct MPT2SAS_ADAPTER *ioc, + u16 device_missing_delay, u8 io_missing_delay); + +int mpt2sas_port_enable(struct MPT2SAS_ADAPTER *ioc); + +/* scsih shared API */ +void 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, enum mutex_type m_type); +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_by_sas_address(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_port_enable_complete(struct MPT2SAS_ADAPTER *ioc); + +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_iounit_pg8(struct MPT2SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage8_t *config_page); +int mpt2sas_config_get_iounit_pg3(struct MPT2SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz); +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); +void 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, + enum scsi_device_state new_state); + +#endif /* MPT2SAS_BASE_H_INCLUDED */ |