| /* |
| * 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) 2007-2008 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 "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 "01.100.02.00" |
| #define MPT2SAS_MAJOR_VERSION 00 |
| #define MPT2SAS_MINOR_VERSION 100 |
| #define MPT2SAS_BUILD_VERSION 02 |
| #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_DEBUG_FMT KERN_DEBUG MPT2SAS_FMT |
| #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 |
| |
| /* |
| * 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 |
| */ |
| 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 |
| * @status: MPT2_CMD_XXX status |
| * @smid: system message id |
| */ |
| struct _internal_cmd { |
| struct mutex mutex; |
| struct completion done; |
| void *reply; |
| u16 status; |
| u16 smid; |
| }; |
| |
| /* |
| * SAS Topology Structures |
| */ |
| |
| /** |
| * 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 |
| * @parent_handle: handle to parent device |
| * @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 |
| * @hidden_raid_component: set to 1 when this is a raid member |
| * @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; |
| u16 parent_handle; |
| u16 enclosure_handle; |
| u64 enclosure_logical_id; |
| u16 volume_handle; |
| u64 volume_wwid; |
| u32 device_info; |
| int id; |
| int channel; |
| u16 slot; |
| u8 hidden_raid_component; |
| 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 |
| */ |
| 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; |
| }; |
| |
| /** |
| * 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 |
| * @handle: device handle for this port |
| * @sas_address: sas address of this port |
| * @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; |
| u16 handle; |
| u64 sas_address; |
| 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 |
| */ |
| 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; |
| }; |
| |
| /** |
| * 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 |
| * @parent_handle: parent handle |
| * @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; |
| u16 parent_handle; |
| 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 request_tracker - firmware 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 request_tracker { |
| u16 smid; |
| struct scsi_cmnd *scmd; |
| u8 cb_idx; |
| struct list_head tracker_list; |
| }; |
| |
| 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 |
| * @pio_chip: I/O mapped register space |
| * @logging_level: see mpt2sas_debug.h |
| * @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 |
| * @ioc_reset_in_progress: 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 managment |
| * @remove_host: flag for when driver unloads, to avoid sending dev resets |
| * @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 |
| * @transport_cb_idx: transport internal commands |
| * @ctl_cb_idx: clt internal commands |
| * @base_cb_idx: base internal commands |
| * @config_cb_idx: base internal commands |
| * @base_cmds: |
| * @transport_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 |
| * @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 |
| * @config_page_sz: config page size |
| * @config_page: reserve memory for config page payload |
| * @config_page_dma: |
| * @sge_size: sg element size for either 32/64 bit |
| * @request_depth: hba request 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 |
| * @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 |
| */ |
| 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; |
| unsigned long chip_phys; |
| unsigned long pio_chip; |
| int logging_level; |
| 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; |
| u8 fw_events_off; |
| spinlock_t fw_event_lock; |
| struct list_head fw_event_list; |
| |
| /* misc flags */ |
| int aen_event_read_flag; |
| u8 broadcast_aen_busy; |
| u8 ioc_reset_in_progress; |
| u8 shost_recovery; |
| spinlock_t ioc_reset_in_progress_lock; |
| u8 ioc_link_reset_in_progress; |
| u8 ignore_loginfos; |
| u8 remove_host; |
| u8 wait_for_port_enable_to_complete; |
| |
| u8 msix_enable; |
| u16 msix_vector_count; |
| u32 *msix_table; |
| u32 *msix_table_backup; |
| |
| /* internal commands, callback index */ |
| u8 scsi_io_cb_idx; |
| u8 tm_cb_idx; |
| u8 transport_cb_idx; |
| u8 ctl_cb_idx; |
| u8 base_cb_idx; |
| u8 config_cb_idx; |
| struct _internal_cmd base_cmds; |
| struct _internal_cmd transport_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; |
| |
| /* config page */ |
| u16 config_page_sz; |
| void *config_page; |
| dma_addr_t config_page_dma; |
| |
| /* request */ |
| u16 sge_size; |
| u16 request_depth; |
| u16 request_sz; |
| u8 *request; |
| dma_addr_t request_dma; |
| u32 request_dma_sz; |
| struct request_tracker *scsi_lookup; |
| spinlock_t scsi_lookup_lock; |
| struct list_head free_list; |
| int pending_io_count; |
| wait_queue_head_t reset_wq; |
| |
| /* chain */ |
| u8 *chain; |
| dma_addr_t chain_dma; |
| u16 max_sges_in_main_message; |
| u16 max_sges_in_chain_message; |
| u16 chains_needed_per_io; |
| u16 chain_offset_value_for_main_message; |
| u16 chain_depth; |
| |
| /* 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; |
| 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; |
| |
| /* 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]; |
| }; |
| |
| typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, |
| u32 reply); |
| |
| |
| /* base shared API */ |
| extern struct list_head mpt2sas_ioc_list; |
| |
| 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); |
| dma_addr_t mpt2sas_base_get_msg_frame_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid); |
| dma_addr_t mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid); |
| |
| 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, u8 vf_id, |
| u16 handle); |
| void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id); |
| void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid, |
| u8 vf_id, u16 io_index); |
| void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id); |
| 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); |
| |
| void mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, 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); |
| |
| /* scsih shared API */ |
| void mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun, |
| u8 type, u16 smid_task, ulong timeout); |
| void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle); |
| void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle); |
| 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_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply); |
| void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase); |
| |
| /* config shared API */ |
| void mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, 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_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_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); |
| void mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply); |
| void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase); |
| void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply); |
| void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc, |
| Mpi2EventNotificationReply_t *mpi_reply); |
| |
| /* transport shared API */ |
| void mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply); |
| struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc, |
| u16 handle, u16 parent_handle); |
| void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, |
| u16 parent_handle); |
| 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_phy_link_change(struct MPT2SAS_ADAPTER *ioc, u16 handle, |
| u16 attached_handle, u8 phy_number, u8 link_rate); |
| extern struct sas_function_template mpt2sas_transport_functions; |
| extern struct scsi_transport_template *mpt2sas_transport_template; |
| |
| #endif /* MPT2SAS_BASE_H_INCLUDED */ |
