/* * 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/mpt3sas/mpt3sas_base.h * Copyright (C) 2012 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 MPT3SAS_BASE_H_INCLUDED #define MPT3SAS_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 #include #include #include #include #include #include #include #include "mpt3sas_debug.h" #include "mpt3sas_trigger_diag.h" /* driver versioning info */ #define MPT3SAS_DRIVER_NAME "mpt3sas" #define MPT3SAS_AUTHOR "LSI Corporation " #define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver" #define MPT3SAS_DRIVER_VERSION "01.100.01.00" #define MPT3SAS_MAJOR_VERSION 1 #define MPT3SAS_MINOR_VERSION 100 #define MPT3SAS_BUILD_VERSION 1 #define MPT3SAS_RELEASE_VERSION 00 /* * Set MPT3SAS_SG_DEPTH value based on user input. */ #define MPT3SAS_MAX_PHYS_SEGMENTS SCSI_MAX_SG_SEGMENTS #define MPT3SAS_MIN_PHYS_SEGMENTS 16 #ifdef CONFIG_SCSI_MPT3SAS_MAX_SGE #define MPT3SAS_SG_DEPTH CONFIG_SCSI_MPT3SAS_MAX_SGE #else #define MPT3SAS_SG_DEPTH MPT3SAS_MAX_PHYS_SEGMENTS #endif /* * Generic Defines */ #define MPT3SAS_SATA_QUEUE_DEPTH 32 #define MPT3SAS_SAS_QUEUE_DEPTH 254 #define MPT3SAS_RAID_QUEUE_DEPTH 128 #define MPT_NAME_LENGTH 32 /* generic length of strings */ #define MPT_STRING_LENGTH 64 #define MPT_MAX_CALLBACKS 32 #define CAN_SLEEP 1 #define NO_SLEEP 0 #define INTERNAL_CMDS_COUNT 10 /* reserved cmds */ #define MPI3_HIM_MASK 0xFFFFFFFF /* mask every bit*/ #define MPT3SAS_INVALID_DEVICE_HANDLE 0xFFFF /* * reset phases */ #define MPT3_IOC_PRE_RESET 1 /* prior to host reset */ #define MPT3_IOC_AFTER_RESET 2 /* just after host reset */ #define MPT3_IOC_DONE_RESET 3 /* links re-initialized */ /* * logging format */ #define MPT3SAS_FMT "%s: " /* * per target private data */ #define MPT_TARGET_FLAGS_RAID_COMPONENT 0x01 #define MPT_TARGET_FLAGS_VOLUME 0x02 #define MPT_TARGET_FLAGS_DELETED 0x04 #define MPT_TARGET_FASTPATH_IO 0x08 /* * status bits for ioc->diag_buffer_status */ #define MPT3_DIAG_BUFFER_IS_REGISTERED (0x01) #define MPT3_DIAG_BUFFER_IS_RELEASED (0x02) #define MPT3_DIAG_BUFFER_IS_DIAG_RESET (0x04) /* 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 */ struct Mpi2ManufacturingPage10_t { 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*/ }; /* Miscellaneous options */ struct Mpi2ManufacturingPage11_t { MPI2_CONFIG_PAGE_HEADER Header; /* 00h */ __le32 Reserved1; /* 04h */ u8 Reserved2; /* 08h */ u8 EEDPTagMode; /* 09h */ u8 Reserved3; /* 0Ah */ u8 Reserved4; /* 0Bh */ __le32 Reserved5[23]; /* 0Ch-60h*/ }; /** * struct MPT3SAS_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 MPT3SAS_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 MPT3SAS_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 * @eedp_enable: eedp support enable bit * @eedp_type: 0(type_1), 1(type_2), 2(type_3) * @eedp_block_length: block size */ struct MPT3SAS_DEVICE { struct MPT3SAS_TARGET *sas_target; unsigned int lun; u32 flags; u8 configured_lun; u8 block; u8 tlr_snoop_check; }; #define MPT3_CMD_NOT_USED 0x8000 /* free */ #define MPT3_CMD_COMPLETE 0x0001 /* completed */ #define MPT3_CMD_PENDING 0x0002 /* pending */ #define MPT3_CMD_REPLY_VALID 0x0004 /* reply is valid */ #define MPT3_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: MPT3_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 * @fast_path: fast path feature enable bit * @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; u8 fast_path; }; /** * 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 */ #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; int id; int channel; u8 volume_type; u8 num_pds; u8 responding; u8 percent_complete; u32 device_info; }; /** * 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 * @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 - 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; }; /** * 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 MPT3SAS_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; struct list_head list; }; typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); /* SAS3.0 support */ typedef int (*MPT_BUILD_SG_SCMD)(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, u16 smid); typedef void (*MPT_BUILD_SG)(struct MPT3SAS_ADAPTER *ioc, void *psge, dma_addr_t data_out_dma, size_t data_out_sz, dma_addr_t data_in_dma, size_t data_in_sz); typedef void (*MPT_BUILD_ZERO_LEN_SGE)(struct MPT3SAS_ADAPTER *ioc, void *paddr); /* IOC Facts and Port Facts converted from little endian to cpu */ union mpi3_version_union { MPI2_VERSION_STRUCT Struct; u32 Word; }; struct mpt3sas_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 mpi3_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 mpt3sas_port_facts { u8 PortNumber; u8 VP_ID; u8 VF_ID; u8 PortType; u16 MaxPostedCmdBuffers; }; /** * 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 (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc); /** * struct MPT3SAS_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 * @pio_chip: physical io register space * @chip: memory mapped register space * @chip_phys: physical addrss prior to mapping * @logging_level: see mpt3sas_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_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 _mpt3sas_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 * @manu_pg11: static manufacturing page 11 * @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 * @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 * @pending_io_count: * @reset_wq: * @chain: pool of chains * @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_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_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 */ struct MPT3SAS_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; /* 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; 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; u16 cpu_msix_table_sz; u32 ioc_reset_count; MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; /* 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; /* function ptr for either IEEE or MPI sg elements */ MPT_BUILD_SG_SCMD build_sg_scmd; MPT_BUILD_SG build_sg; MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge; u8 mpi25; u16 sge_size_ieee; /* function ptr for MPI sg elements only */ MPT_BUILD_SG build_sg_mpi; MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi; /* 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 mpt3sas_facts facts; struct mpt3sas_port_facts *pfacts; Mpi2ManufacturingPage0_t manu_pg0; struct Mpi2ManufacturingPage10_t manu_pg10; struct Mpi2ManufacturingPage11_t manu_pg11; 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 *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; 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; Mpi2ReplyDescriptorsUnion_t *reply_post_free; dma_addr_t reply_post_free_dma; 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; /* 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]; 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; spinlock_t diag_trigger_lock; u8 diag_trigger_active; struct SL_WH_MASTER_TRIGGER_T diag_trigger_master; struct SL_WH_EVENT_TRIGGERS_T diag_trigger_event; struct SL_WH_SCSI_TRIGGERS_T diag_trigger_scsi; struct SL_WH_MPI_TRIGGERS_T diag_trigger_mpi; }; typedef u8 (*MPT_CALLBACK)(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); /* base shared API */ extern struct list_head mpt3sas_ioc_list; void mpt3sas_base_start_watchdog(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_base_stop_watchdog(struct MPT3SAS_ADAPTER *ioc); int mpt3sas_base_attach(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_base_detach(struct MPT3SAS_ADAPTER *ioc); int mpt3sas_base_map_resources(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_base_free_resources(struct MPT3SAS_ADAPTER *ioc); int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, int sleep_flag, enum reset_type type); void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid); void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid); __le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc, u16 smid); void mpt3sas_base_flush_reply_queues(struct MPT3SAS_ADAPTER *ioc); /* hi-priority queue */ u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); u16 mpt3sas_base_get_smid_scsiio(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx, struct scsi_cmnd *scmd); u16 mpt3sas_base_get_smid(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); void mpt3sas_base_free_smid(struct MPT3SAS_ADAPTER *ioc, u16 smid); void mpt3sas_base_put_smid_scsi_io(struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 handle); void mpt3sas_base_put_smid_fast_path(struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 handle); void mpt3sas_base_put_smid_hi_priority(struct MPT3SAS_ADAPTER *ioc, u16 smid); void mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid); void mpt3sas_base_initialize_callback_handler(void); u8 mpt3sas_base_register_callback_handler(MPT_CALLBACK cb_func); void mpt3sas_base_release_callback_handler(u8 cb_idx); u8 mpt3sas_base_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); u8 mpt3sas_port_enable_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); void *mpt3sas_base_get_reply_virt_addr(struct MPT3SAS_ADAPTER *ioc, u32 phys_addr); u32 mpt3sas_base_get_iocstate(struct MPT3SAS_ADAPTER *ioc, int cooked); void mpt3sas_base_fault_info(struct MPT3SAS_ADAPTER *ioc , u16 fault_code); int mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc, Mpi2SasIoUnitControlReply_t *mpi_reply, Mpi2SasIoUnitControlRequest_t *mpi_request); int mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc, Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request); void mpt3sas_base_validate_event_type(struct MPT3SAS_ADAPTER *ioc, u32 *event_type); void mpt3sas_halt_firmware(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc, u16 device_missing_delay, u8 io_missing_delay); int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc); /* scsih shared API */ u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, u32 reply); void mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase); int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, uint channel, uint id, uint lun, u8 type, u16 smid_task, ulong timeout, unsigned long serial_number, enum mutex_type m_type); void mpt3sas_scsih_set_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); void mpt3sas_scsih_clear_tm_flag(struct MPT3SAS_ADAPTER *ioc, u16 handle); void mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address); void mpt3sas_device_remove_by_sas_address(struct MPT3SAS_ADAPTER *ioc, u64 sas_address); struct _sas_node *mpt3sas_scsih_expander_find_by_handle( struct MPT3SAS_ADAPTER *ioc, u16 handle); struct _sas_node *mpt3sas_scsih_expander_find_by_sas_address( struct MPT3SAS_ADAPTER *ioc, u64 sas_address); struct _sas_device *mpt3sas_scsih_sas_device_find_by_sas_address( struct MPT3SAS_ADAPTER *ioc, u64 sas_address); void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc); /* config shared API */ u8 mpt3sas_config_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); int mpt3sas_config_get_number_hba_phys(struct MPT3SAS_ADAPTER *ioc, u8 *num_phys); int mpt3sas_config_get_manufacturing_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page); int mpt3sas_config_get_manufacturing_pg7(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage7_t *config_page, u16 sz); int mpt3sas_config_get_manufacturing_pg10(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, struct Mpi2ManufacturingPage10_t *config_page); int mpt3sas_config_get_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, struct Mpi2ManufacturingPage11_t *config_page); int mpt3sas_config_set_manufacturing_pg11(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, struct Mpi2ManufacturingPage11_t *config_page); int mpt3sas_config_get_bios_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage2_t *config_page); int mpt3sas_config_get_bios_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2BiosPage3_t *config_page); int mpt3sas_config_get_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage0_t *config_page); int mpt3sas_config_get_sas_device_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage0_t *config_page, u32 form, u32 handle); int mpt3sas_config_get_sas_device_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasDevicePage1_t *config_page, u32 form, u32 handle); int mpt3sas_config_get_sas_iounit_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage0_t *config_page, u16 sz); int mpt3sas_config_get_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page); int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page); int mpt3sas_config_get_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz); int mpt3sas_config_set_sas_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz); int mpt3sas_config_get_ioc_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOCPage8_t *config_page); int mpt3sas_config_get_expander_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage0_t *config_page, u32 form, u32 handle); int mpt3sas_config_get_expander_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2ExpanderPage1_t *config_page, u32 phy_number, u16 handle); int mpt3sas_config_get_enclosure_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasEnclosurePage0_t *config_page, u32 form, u32 handle); int mpt3sas_config_get_phy_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasPhyPage0_t *config_page, u32 phy_number); int mpt3sas_config_get_phy_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasPhyPage1_t *config_page, u32 phy_number); int mpt3sas_config_get_raid_volume_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage1_t *config_page, u32 form, u32 handle); int mpt3sas_config_get_number_pds(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 *num_pds); int mpt3sas_config_get_raid_volume_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2RaidVolPage0_t *config_page, u32 form, u32 handle, u16 sz); int mpt3sas_config_get_phys_disk_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2RaidPhysDiskPage0_t *config_page, u32 form, u32 form_specific); int mpt3sas_config_get_volume_handle(struct MPT3SAS_ADAPTER *ioc, u16 pd_handle, u16 *volume_handle); int mpt3sas_config_get_volume_wwid(struct MPT3SAS_ADAPTER *ioc, u16 volume_handle, u64 *wwid); /* ctl shared API */ extern struct device_attribute *mpt3sas_host_attrs[]; extern struct device_attribute *mpt3sas_dev_attrs[]; void mpt3sas_ctl_init(void); void mpt3sas_ctl_exit(void); u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); void mpt3sas_ctl_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase); u8 mpt3sas_ctl_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, u32 reply); void mpt3sas_ctl_add_to_event_log(struct MPT3SAS_ADAPTER *ioc, Mpi2EventNotificationReply_t *mpi_reply); void mpt3sas_enable_diag_buffer(struct MPT3SAS_ADAPTER *ioc, u8 bits_to_regsiter); int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type, u8 *issue_reset); /* transport shared API */ u8 mpt3sas_transport_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); struct _sas_port *mpt3sas_transport_port_add(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 sas_address); void mpt3sas_transport_port_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, u64 sas_address_parent); int mpt3sas_transport_add_host_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy *mpt3sas_phy, Mpi2SasPhyPage0_t phy_pg0, struct device *parent_dev); int mpt3sas_transport_add_expander_phy(struct MPT3SAS_ADAPTER *ioc, struct _sas_phy *mpt3sas_phy, Mpi2ExpanderPage1_t expander_pg1, struct device *parent_dev); void mpt3sas_transport_update_links(struct MPT3SAS_ADAPTER *ioc, u64 sas_address, u16 handle, u8 phy_number, u8 link_rate); extern struct sas_function_template mpt3sas_transport_functions; extern struct scsi_transport_template *mpt3sas_transport_template; extern int scsi_internal_device_block(struct scsi_device *sdev); extern int scsi_internal_device_unblock(struct scsi_device *sdev, enum scsi_device_state new_state); /* trigger data externs */ void mpt3sas_send_trigger_data_event(struct MPT3SAS_ADAPTER *ioc, struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); void mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc, struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data); void mpt3sas_trigger_master(struct MPT3SAS_ADAPTER *ioc, u32 tigger_bitmask); void mpt3sas_trigger_event(struct MPT3SAS_ADAPTER *ioc, u16 event, u16 log_entry_qualifier); void mpt3sas_trigger_scsi(struct MPT3SAS_ADAPTER *ioc, u8 sense_key, u8 asc, u8 ascq); void mpt3sas_trigger_mpi(struct MPT3SAS_ADAPTER *ioc, u16 ioc_status, u32 loginfo); #endif /* MPT3SAS_BASE_H_INCLUDED */