| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Sreekanth Reddy | 3912 | 76.68% | 40 | 38.46% |
| Suganath Prabu Subramani | 873 | 17.11% | 39 | 37.50% |
| Chaitra P B | 152 | 2.98% | 11 | 10.58% |
| Bart Van Assche | 53 | 1.04% | 2 | 1.92% |
| Joe Perches | 48 | 0.94% | 1 | 0.96% |
| Calvin Owens | 22 | 0.43% | 2 | 1.92% |
| Hannes Reinecke | 16 | 0.31% | 2 | 1.92% |
| Adam Manzanares | 14 | 0.27% | 1 | 0.96% |
| James Bottomley | 6 | 0.12% | 1 | 0.96% |
| Arnd Bergmann | 4 | 0.08% | 3 | 2.88% |
| Ming Lin | 1 | 0.02% | 1 | 0.96% |
| Stephen Boyd | 1 | 0.02% | 1 | 0.96% |
| Total | 5102 | 104 |
/* * 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) 2012-2014 LSI Corporation * Copyright (C) 2013-2014 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 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 "mpi/mpi2_pci.h" #include "mpi/mpi2_image.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 <linux/pci.h> #include <linux/poll.h> #include <linux/irq_poll.h> #include "mpt3sas_debug.h" #include "mpt3sas_trigger_diag.h" /* driver versioning info */ #define MPT3SAS_DRIVER_NAME "mpt3sas" #define MPT3SAS_AUTHOR "Avago Technologies <MPT-FusionLinux.pdl@avagotech.com>" #define MPT3SAS_DESCRIPTION "LSI MPT Fusion SAS 3.0 Device Driver" #define MPT3SAS_DRIVER_VERSION "34.100.00.00" #define MPT3SAS_MAJOR_VERSION 34 #define MPT3SAS_MINOR_VERSION 100 #define MPT3SAS_BUILD_VERSION 0 #define MPT3SAS_RELEASE_VERSION 00 #define MPT2SAS_DRIVER_NAME "mpt2sas" #define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" #define MPT2SAS_DRIVER_VERSION "20.102.00.00" #define MPT2SAS_MAJOR_VERSION 20 #define MPT2SAS_MINOR_VERSION 102 #define MPT2SAS_BUILD_VERSION 0 #define MPT2SAS_RELEASE_VERSION 00 /* CoreDump: Default timeout */ #define MPT3SAS_DEFAULT_COREDUMP_TIMEOUT_SECONDS (15) /*15 seconds*/ #define MPT3SAS_COREDUMP_LOOP_DONE (0xFF) /* * Set MPT3SAS_SG_DEPTH value based on user input. */ #define MPT_MAX_PHYS_SEGMENTS SG_CHUNK_SIZE #define MPT_MIN_PHYS_SEGMENTS 16 #define MPT_KDUMP_MIN_PHYS_SEGMENTS 32 #define MCPU_MAX_CHAINS_PER_IO 3 #ifdef CONFIG_SCSI_MPT3SAS_MAX_SGE #define MPT3SAS_SG_DEPTH CONFIG_SCSI_MPT3SAS_MAX_SGE #else #define MPT3SAS_SG_DEPTH MPT_MAX_PHYS_SEGMENTS #endif #ifdef CONFIG_SCSI_MPT2SAS_MAX_SGE #define MPT2SAS_SG_DEPTH CONFIG_SCSI_MPT2SAS_MAX_SGE #else #define MPT2SAS_SG_DEPTH MPT_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 MPT3SAS_KDUMP_SCSI_IO_DEPTH 200 #define MPT3SAS_RAID_MAX_SECTORS 8192 #define MPT3SAS_HOST_PAGE_SIZE_4K 12 #define MPT3SAS_NVME_QUEUE_DEPTH 128 #define MPT_NAME_LENGTH 32 /* generic length of strings */ #define MPT_STRING_LENGTH 64 #define MPI_FRAME_START_OFFSET 256 #define REPLY_FREE_POOL_SIZE 512 /*(32 maxcredix *4)*(4 times)*/ #define MPT_MAX_CALLBACKS 32 #define INTERNAL_CMDS_COUNT 10 /* reserved cmds */ /* reserved for issuing internally framed scsi io cmds */ #define INTERNAL_SCSIIO_CMDS_COUNT 3 #define MPI3_HIM_MASK 0xFFFFFFFF /* mask every bit*/ #define MPT3SAS_INVALID_DEVICE_HANDLE 0xFFFF #define MAX_CHAIN_ELEMT_SZ 16 #define DEFAULT_NUM_FWCHAIN_ELEMTS 8 #define IO_UNIT_CONTROL_SHUTDOWN_TIMEOUT 6 #define FW_IMG_HDR_READ_TIMEOUT 15 #define IOC_OPERATIONAL_WAIT_COUNT 10 /* * NVMe defines */ #define NVME_PRP_SIZE 8 /* PRP size */ #define NVME_ERROR_RESPONSE_SIZE 16 /* Max NVME Error Response */ #define NVME_TASK_ABORT_MIN_TIMEOUT 6 #define NVME_TASK_ABORT_MAX_TIMEOUT 60 #define NVME_TASK_MNGT_CUSTOM_MASK (0x0010) #define NVME_PRP_PAGE_SIZE 4096 /* Page size */ struct mpt3sas_nvme_cmd { u8 rsvd[24]; __le64 prp1; __le64 prp2; }; /* * logging format */ #define ioc_err(ioc, fmt, ...) \ pr_err("%s: " fmt, (ioc)->name, ##__VA_ARGS__) #define ioc_notice(ioc, fmt, ...) \ pr_notice("%s: " fmt, (ioc)->name, ##__VA_ARGS__) #define ioc_warn(ioc, fmt, ...) \ pr_warn("%s: " fmt, (ioc)->name, ##__VA_ARGS__) #define ioc_info(ioc, fmt, ...) \ pr_info("%s: " fmt, (ioc)->name, ##__VA_ARGS__) /* * 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 #define MPT_TARGET_FASTPATH_IO 0x08 #define MPT_TARGET_FLAGS_PCIE_DEVICE 0x10 #define SAS2_PCI_DEVICE_B0_REVISION (0x01) #define SAS3_PCI_DEVICE_C0_REVISION (0x02) /* Atlas PCIe Switch Management Port */ #define MPI26_ATLAS_PCIe_SWITCH_DEVID (0x00B2) /* * 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" #define MPT3SAS_INTEL_RMS3JC080_BRANDING \ "Intel(R) Integrated RAID Module RMS3JC080" #define MPT3SAS_INTEL_RS3GC008_BRANDING \ "Intel(R) RAID Controller RS3GC008" #define MPT3SAS_INTEL_RS3FC044_BRANDING \ "Intel(R) RAID Controller RS3FC044" #define MPT3SAS_INTEL_RS3UC080_BRANDING \ "Intel(R) RAID Controller RS3UC080" /* * 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 #define MPT3SAS_INTEL_RMS3JC080_SSDID 0x3521 #define MPT3SAS_INTEL_RS3GC008_SSDID 0x3522 #define MPT3SAS_INTEL_RS3FC044_SSDID 0x3523 #define MPT3SAS_INTEL_RS3UC080_SSDID 0x3524 /* * 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" #define MPT3SAS_DELL_12G_HBA_BRANDING \ "Dell 12Gbps HBA" /* * 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 #define MPT3SAS_DELL_12G_HBA_SSDID 0x1F46 /* * Cisco HBA branding */ #define MPT3SAS_CISCO_12G_8E_HBA_BRANDING \ "Cisco 9300-8E 12G SAS HBA" #define MPT3SAS_CISCO_12G_8I_HBA_BRANDING \ "Cisco 9300-8i 12G SAS HBA" #define MPT3SAS_CISCO_12G_AVILA_HBA_BRANDING \ "Cisco 12G Modular SAS Pass through Controller" #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_BRANDING \ "UCS C3X60 12G SAS Pass through Controller" /* * Cisco HBA SSSDIDs */ #define MPT3SAS_CISCO_12G_8E_HBA_SSDID 0x14C #define MPT3SAS_CISCO_12G_8I_HBA_SSDID 0x154 #define MPT3SAS_CISCO_12G_AVILA_HBA_SSDID 0x155 #define MPT3SAS_CISCO_12G_COLUSA_MEZZANINE_HBA_SSDID 0x156 /* * 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) #define MPT3_DIAG_BUFFER_IS_DRIVER_ALLOCATED (0x08) #define MPT3_DIAG_BUFFER_IS_APP_OWNED (0x10) /* * 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 /* * Combined Reply Queue constants, * There are twelve Supplemental Reply Post Host Index Registers * and each register is at offset 0x10 bytes from the previous one. */ #define MAX_COMBINED_MSIX_VECTORS(gen35) ((gen35 == 1) ? 16 : 8) #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G3 12 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT_G35 16 #define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET (0x10) /* 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) #define VIRTUAL_IO_FAILED_RETRY (0x32010081) /* High IOPs definitions */ #define MPT3SAS_DEVICE_HIGH_IOPS_DEPTH 8 #define MPT3SAS_HIGH_IOPS_REPLY_QUEUES 8 #define MPT3SAS_HIGH_IOPS_BATCH_COUNT 16 #define MPT3SAS_GEN35_MAX_MSIX_QUEUES 128 #define RDPQ_MAX_INDEX_IN_ONE_CHUNK 16 /* 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[8]; /* 0Ch-2Ch */ u16 AddlFlags2; /* 2Ch */ u8 AddlFlags3; /* 2Eh */ u8 Reserved6; /* 2Fh */ __le32 Reserved7[7]; /* 30h - 4Bh */ u8 NVMeAbortTO; /* 4Ch */ u8 NumPerDevEvents; /* 4Dh */ u8 HostTraceBufferDecrementSizeKB; /* 4Eh */ u8 HostTraceBufferFlags; /* 4Fh */ u16 HostTraceBufferMaxSizeKB; /* 50h */ u16 HostTraceBufferMinSizeKB; /* 52h */ u8 CoreDumpTOSec; /* 54h */ u8 Reserved8; /* 55h */ u16 Reserved9; /* 56h */ __le32 Reserved10; /* 58h */ }; /** * struct MPT3SAS_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. * @sas_dev: The sas_device associated with this target * @pcie_dev: The pcie device associated with this target */ struct MPT3SAS_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; struct _sas_device *sas_dev; struct _pcie_device *pcie_dev; }; /* * per device private data */ #define MPT_DEVICE_FLAGS_INIT 0x01 #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 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 * @ata_command_pending: SATL passthrough outstanding for device */ struct MPT3SAS_DEVICE { struct MPT3SAS_TARGET *sas_target; unsigned int lun; u32 flags; u8 configured_lun; u8 block; u8 tlr_snoop_check; u8 ignore_delay_remove; /* Iopriority Command Handling */ u8 ncq_prio_enable; /* * Bug workaround for SATL handling: the mpt2/3sas firmware * doesn't return BUSY or TASK_SET_FULL for subsequent * commands while a SATL pass through is in operation as the * spec requires, it simply does nothing with them until the * pass through completes, causing them possibly to timeout if * the passthrough is a long executing command (like format or * secure erase). This variable allows us to do the right * thing while a SATL command is pending. */ unsigned long ata_command_pending; }; #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 * @responding: used in _scsih_sas_device_mark_responding * @fast_path: fast path feature enable bit * @pfa_led_on: flag for PFA LED status * @pend_sas_rphy_add: flag to check if device is in sas_rphy_add() * addition routine. * @chassis_slot: chassis slot * @is_chassis_slot_valid: chassis slot valid or not */ 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; u8 pfa_led_on; u8 pend_sas_rphy_add; u8 enclosure_level; u8 chassis_slot; u8 is_chassis_slot_valid; u8 connector_name[5]; struct kref refcount; }; static inline void sas_device_get(struct _sas_device *s) { kref_get(&s->refcount); } static inline void sas_device_free(struct kref *r) { kfree(container_of(r, struct _sas_device, refcount)); } static inline void sas_device_put(struct _sas_device *s) { kref_put(&s->refcount, sas_device_free); } /* * struct _pcie_device - attached PCIe device information * @list: pcie device list * @starget: starget object * @wwid: device WWID * @handle: device handle * @device_info: bitfield provides detailed info about the device * @id: target id * @channel: target channel * @slot: slot number * @port_num: port number * @responding: used in _scsih_pcie_device_mark_responding * @fast_path: fast path feature enable bit * @nvme_mdts: MaximumDataTransferSize from PCIe Device Page 2 for * NVMe device only * @enclosure_handle: enclosure handle * @enclosure_logical_id: enclosure logical identifier * @enclosure_level: The level of device's enclosure from the controller * @connector_name: ASCII value of the Connector's name * @serial_number: pointer of serial number string allocated runtime * @access_status: Device's Access Status * @shutdown_latency: NVMe device's RTD3 Entry Latency * @refcount: reference count for deletion */ struct _pcie_device { struct list_head list; struct scsi_target *starget; u64 wwid; u16 handle; u32 device_info; int id; int channel; u16 slot; u8 port_num; u8 responding; u8 fast_path; u32 nvme_mdts; u16 enclosure_handle; u64 enclosure_logical_id; u8 enclosure_level; u8 connector_name[4]; u8 *serial_number; u8 reset_timeout; u8 access_status; u16 shutdown_latency; struct kref refcount; }; /** * pcie_device_get - Increment the pcie device reference count * * @p: pcie_device object * * When ever this function called it will increment the * reference count of the pcie device for which this function called. * */ static inline void pcie_device_get(struct _pcie_device *p) { kref_get(&p->refcount); } /** * pcie_device_free - Release the pcie device object * @r - kref object * * Free's the pcie device object. It will be called when reference count * reaches to zero. */ static inline void pcie_device_free(struct kref *r) { kfree(container_of(r, struct _pcie_device, refcount)); } /** * pcie_device_put - Decrement the pcie device reference count * * @p: pcie_device object * * When ever this function called it will decrement the * reference count of the pcie device for which this function called. * * When refernce count reaches to Zero, this will call pcie_device_free to the * pcie_device object. */ static inline void pcie_device_put(struct _pcie_device *p) { kref_put(&p->refcount, pcie_device_free); } /** * 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 * * @channel: sas, raid, or pcie channel * @device: holds pointer for struct _sas_device, struct _raid_device or * struct _pcie_device */ struct _boot_device { int channel; 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; }; /** * struct _enclosure_node - enclosure information * @list: list of enclosures * @pg0: enclosure pg0; */ struct _enclosure_node { struct list_head list; Mpi2SasEnclosurePage0_t pg0; }; /** * 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 pcie_sg_list - PCIe SGL buffer (contiguous per I/O) * @pcie_sgl: PCIe native SGL for NVMe devices * @pcie_sgl_dma: physical address */ struct pcie_sg_list { void *pcie_sgl; dma_addr_t pcie_sgl_dma; }; /** * 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 chain_lookup { struct chain_tracker *chains_per_smid; atomic_t chain_offset; }; /** * struct scsiio_tracker - scsi mf request tracker * @smid: system message id * @cb_idx: callback index * @direct_io: To indicate whether I/O is direct (WARPDRIVE) * @chain_list: list of associated firmware chain tracker * @msix_io: IO's msix */ struct scsiio_tracker { u16 smid; struct scsi_cmnd *scmd; u8 cb_idx; u8 direct_io; struct pcie_sg_list pcie_sg_list; struct list_head chain_list; u16 msix_io; }; /** * 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 _sc_list - delayed SAS_IO_UNIT_CONTROL message list * @handle: device handle */ struct _sc_list { struct list_head list; u16 handle; }; /** * struct _event_ack_list - delayed event acknowledgment list * @Event: Event ID * @EventContext: used to track the event uniquely */ struct _event_ack_list { struct list_head list; U16 Event; U32 EventContext; }; /** * 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 * @os_irq: irq number * @irqpoll: irq_poll object * @irq_poll_scheduled: Tells whether irq poll is scheduled or not * @list: this list */ struct adapter_reply_queue { struct MPT3SAS_ADAPTER *ioc; u8 msix_index; u32 reply_post_host_index; Mpi2ReplyDescriptorsUnion_t *reply_post_free; char name[MPT_NAME_LENGTH]; atomic_t busy; u32 os_irq; struct irq_poll irqpoll; bool irq_poll_scheduled; bool irq_line_enable; 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, struct _pcie_device *pcie_device); 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); /* SAS3.5 support */ typedef void (*NVME_BUILD_PRP)(struct MPT3SAS_ADAPTER *ioc, u16 smid, Mpi26NVMeEncapsulatedRequest_t *nvme_encap_request, dma_addr_t data_out_dma, size_t data_out_sz, dma_addr_t data_in_dma, size_t data_in_sz); /* To support atomic and non atomic descriptors*/ typedef void (*PUT_SMID_IO_FP_HIP) (struct MPT3SAS_ADAPTER *ioc, u16 smid, u16 funcdep); typedef void (*PUT_SMID_DEFAULT) (struct MPT3SAS_ADAPTER *ioc, u16 smid); typedef u32 (*BASE_READ_REG) (const volatile void __iomem *addr); /* * To get high iops reply queue's msix index when high iops mode is enabled * else get the msix index of general reply queues. */ typedef u8 (*GET_MSIX_INDEX) (struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd); /* 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 IOCMaxChainSegmentSize; u16 MaxInitiators; u16 MaxTargets; u16 MaxSasExpanders; u16 MaxEnclosures; u16 ProtocolFlags; u16 HighPriorityCredit; u16 MaxReplyDescriptorPostQueueDepth; u8 ReplyFrameSize; u8 MaxVolumes; u16 MaxDevHandle; u16 MaxPersistentEntries; u16 MinDevHandle; u8 CurrentHostPageSize; }; struct mpt3sas_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; }; 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 * @pci_access_mutex: Mutex to synchronize ioctl, sysfs show path and * pci resource handling * @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 * @total_io_cnt: Gives total IO count, used to load balance the interrupts * @ioc_coredump_loop: will have non-zero value when FW is in CoreDump state * @high_iops_outstanding: used to load balance the interrupts * within high iops reply queues * @msix_load_balance: Enables load balancing of interrupts across * the multiple MSIXs * @schedule_dead_ioc_flush_running_cmds: callback to flush pending commands * @thresh_hold: Max number of reply descriptors processed * before updating Host Index * @drv_support_bitmap: driver's supported feature bit map * @use_32bit_dma: Flag to use 32 bit consistent dma mask * @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 * @max_shutdown_latency: timeout value for NVMe shutdown operation, * which is equal that NVMe drive's RTD3 Entry Latency * which has reported maximum RTD3 Entry Latency value * among attached NVMe drives. * @facts: static facts data * @prev_fw_facts: previous fw 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 * @iounit_pg8: static iounit page 8 * @sas_hba: sas host object * @sas_expander_list: expander object list * @enclosure_list: enclosure 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: * @pcie_device_list: pcie device object list * @pcie_device_init_list: pcie device object list (used only at init time) * @pcie_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 * @pcie_target_id: used for setting pcie 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 * @chain_segment_sz: gives the max number of * SGEs accommodate on single chain buffer * @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 * @msix96_vector: 96 MSI-X vector support * @replyPostRegisterIndex: index of next position in Reply Desc Post Queue * @delayed_tr_list: target reset link list * @delayed_tr_volume_list: volume target reset link list * @delayed_sc_list: * @delayed_event_ack_list: * @temp_sensors_count: flag to carry the number of temperature sensors * @pci_access_mutex: Mutex to synchronize ioctl,sysfs show path and * pci resource handling. PCI resource freeing will lead to free * vital hardware/memory resource, which might be in use by cli/sysfs * path functions resulting in Null pointer reference followed by kernel * crash. To avoid the above race condition we use mutex syncrhonization * which ensures the syncrhonization between cli/sysfs_show path. * @atomic_desc_capable: Atomic Request Descriptor support. * @GET_MSIX_INDEX: Get the msix index of high iops queues. */ struct MPT3SAS_ADAPTER { struct list_head list; struct Scsi_Host *shost; u8 id; int cpu_count; char name[MPT_NAME_LENGTH]; char driver_name[MPT_NAME_LENGTH - 8]; char tmp_string[MPT_STRING_LENGTH]; struct pci_dev *pdev; Mpi2SystemInterfaceRegs_t __iomem *chip; phys_addr_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; u8 got_task_abort_from_ioctl; struct mutex reset_in_progress_mutex; spinlock_t ioc_reset_in_progress_lock; u8 ioc_link_reset_in_progress; 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; resource_size_t __iomem **reply_post_host_index; u32 ioc_reset_count; MPT3SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; u32 non_operational_loop; u8 ioc_coredump_loop; atomic64_t total_io_cnt; atomic64_t high_iops_outstanding; bool msix_load_balance; u16 thresh_hold; u8 high_iops_queues; u32 drv_support_bitmap; bool enable_sdev_max_qd; bool use_32bit_dma; /* 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; u16 sge_size_ieee; u16 hba_mpi_version_belonged; /* function ptr for MPI sg elements only */ MPT_BUILD_SG build_sg_mpi; MPT_BUILD_ZERO_LEN_SGE build_zero_len_sge_mpi; /* function ptr for NVMe PRP elements only */ NVME_BUILD_PRP build_nvme_prp; /* event log */ u32 event_type[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; u32 event_context; void *event_log; u32 event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS]; u8 tm_custom_handling; u8 nvme_abort_timeout; u16 max_shutdown_latency; /* static config pages */ struct mpt3sas_facts facts; struct mpt3sas_facts prev_fw_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; Mpi2IOUnitPage8_t iounit_pg8; Mpi2IOCPage1_t ioc_pg1_copy; 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; struct list_head enclosure_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 pcie_device_list; struct list_head pcie_device_init_list; spinlock_t pcie_device_lock; struct list_head raid_device_list; spinlock_t raid_device_lock; u8 io_missing_delay; u16 device_missing_delay; int sas_id; int pcie_target_id; void *blocking_handles; void *pd_handles; u16 pd_handles_sz; void *pend_os_device_add; u16 pend_os_device_add_sz; /* config page */ u16 config_page_sz; void *config_page; dma_addr_t config_page_dma; void *config_vaddr; /* 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 pcie_sg_list *pcie_sg_lookup; spinlock_t scsi_lookup_lock; int pending_io_count; wait_queue_head_t reset_wq; /* PCIe SGL */ struct dma_pool *pcie_sgl_dma_pool; /* Host Page Size */ u32 page_size; /* chain */ struct chain_lookup *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; u16 chain_segment_sz; u16 chains_per_prp_buffer; /* 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; struct dma_pool *reply_post_free_array_dma_pool; Mpi2IOCInitRDPQArrayEntry *reply_post_free_array; dma_addr_t reply_post_free_array_dma; u8 reply_queue_count; struct list_head reply_queue_list; u8 combined_reply_queue; u8 combined_reply_index_count; u8 smp_affinity_enable; /* reply post register index */ resource_size_t **replyPostRegisterIndex; struct list_head delayed_tr_list; struct list_head delayed_tr_volume_list; struct list_head delayed_sc_list; struct list_head delayed_event_ack_list; u8 temp_sensors_count; struct mutex pci_access_mutex; /* 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; u8 is_warpdrive; u8 is_mcpu_endpoint; u8 hide_ir_msg; u8 mfg_pg10_hide_flag; u8 hide_drives; spinlock_t diag_trigger_lock; u8 diag_trigger_active; u8 atomic_desc_capable; BASE_READ_REG base_readl; 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; void *device_remove_in_progress; u16 device_remove_in_progress_sz; u8 is_gen35_ioc; u8 is_aero_ioc; struct dentry *debugfs_root; struct dentry *ioc_dump; PUT_SMID_IO_FP_HIP put_smid_scsi_io; PUT_SMID_IO_FP_HIP put_smid_fast_path; PUT_SMID_IO_FP_HIP put_smid_hi_priority; PUT_SMID_DEFAULT put_smid_default; GET_MSIX_INDEX get_msix_index_for_smlio; }; struct mpt3sas_debugfs_buffer { void *buf; u32 len; }; #define MPT_DRV_SUPPORT_BITMAP_MEMMOVE 0x00000001 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; extern char driver_name[MPT_NAME_LENGTH]; /* spinlock on list operations over IOCs * Case: when multiple warpdrive cards(IOCs) are in use * Each IOC will added to the ioc list structure on initialization. * Watchdog threads run at regular intervals to check IOC for any * fault conditions which will trigger the dead_ioc thread to * deallocate pci resource, resulting deleting the IOC netry from list, * this deletion need to protected by spinlock to enusre that * ioc removal is syncrhonized, if not synchronized it might lead to * list_del corruption as the ioc list is traversed in cli path. */ extern spinlock_t gioc_lock; 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); void mpt3sas_free_enclosure_list(struct MPT3SAS_ADAPTER *ioc); int mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc, 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_get_pcie_sgl(struct MPT3SAS_ADAPTER *ioc, u16 smid); dma_addr_t mpt3sas_base_get_pcie_sgl_dma(struct MPT3SAS_ADAPTER *ioc, u16 smid); void mpt3sas_base_sync_reply_irqs(struct MPT3SAS_ADAPTER *ioc); 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, u16 msix_task); void mpt3sas_base_put_smid_nvme_encap(struct MPT3SAS_ADAPTER *ioc, u16 smid); void mpt3sas_base_put_smid_default(struct MPT3SAS_ADAPTER *ioc, u16 smid); /* 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); void mpt3sas_base_clear_st(struct MPT3SAS_ADAPTER *ioc, struct scsiio_tracker *st); 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_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); #define mpt3sas_print_fault_code(ioc, fault_code) \ do { pr_err("%s fault info from func: %s\n", ioc->name, __func__); \ mpt3sas_base_fault_info(ioc, fault_code); } while (0) void mpt3sas_base_coredump_info(struct MPT3SAS_ADAPTER *ioc, u16 fault_code); #define mpt3sas_print_coredump_info(ioc, fault_code) \ do { pr_err("%s fault info from func: %s\n", ioc->name, __func__); \ mpt3sas_base_coredump_info(ioc, fault_code); } while (0) int mpt3sas_base_wait_for_coredump_completion(struct MPT3SAS_ADAPTER *ioc, const char *caller); 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); void mpt3sas_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc); u8 mpt3sas_base_check_cmd_timeout(struct MPT3SAS_ADAPTER *ioc, u8 status, void *mpi_request, int sz); #define mpt3sas_check_cmd_timeout(ioc, status, mpi_request, sz, issue_reset) \ do { ioc_err(ioc, "In func: %s\n", __func__); \ issue_reset = mpt3sas_base_check_cmd_timeout(ioc, \ status, mpi_request, sz); } while (0) int mpt3sas_wait_for_ioc(struct MPT3SAS_ADAPTER *ioc, int wait_count); /* scsih shared API */ struct scsi_cmnd *mpt3sas_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc, u16 smid); u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index, u32 reply); void mpt3sas_scsih_pre_reset_handler(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_scsih_clear_outstanding_scsi_tm_commands( struct MPT3SAS_ADAPTER *ioc); void mpt3sas_scsih_reset_done_handler(struct MPT3SAS_ADAPTER *ioc); int mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun, u8 type, u16 smid_task, u16 msix_task, u8 timeout, u8 tr_method); int mpt3sas_scsih_issue_locked_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun, u8 type, u16 smid_task, u16 msix_task, u8 timeout, u8 tr_method); 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); u8 mpt3sas_check_for_pending_internal_cmds(struct MPT3SAS_ADAPTER *ioc, u16 smid); 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_get_sdev_by_addr( struct MPT3SAS_ADAPTER *ioc, u64 sas_address); struct _sas_device *__mpt3sas_get_sdev_by_addr( struct MPT3SAS_ADAPTER *ioc, u64 sas_address); struct _sas_device *mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle); struct _pcie_device *mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle); void mpt3sas_port_enable_complete(struct MPT3SAS_ADAPTER *ioc); struct _raid_device * mpt3sas_raid_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle); void mpt3sas_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth); /* 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_pcie_device_pg0(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi26PCIeDevicePage0_t *config_page, u32 form, u32 handle); int mpt3sas_config_get_pcie_device_pg2(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi26PCIeDevicePage2_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_get_iounit_pg3(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz); int mpt3sas_config_set_iounit_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page); int mpt3sas_config_get_iounit_pg8(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage8_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_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOCPage1_t *config_page); int mpt3sas_config_set_ioc_pg1(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOCPage1_t *config_page); 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(ushort hbas_to_enumerate); void mpt3sas_ctl_exit(ushort hbas_to_enumerate); u8 mpt3sas_ctl_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); void mpt3sas_ctl_pre_reset_handler(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_ctl_clear_outstanding_ioctls(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_ctl_reset_done_handler(struct MPT3SAS_ADAPTER *ioc); 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_register); int mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type, u8 *issue_reset); /* transport shared API */ extern struct scsi_transport_template *mpt3sas_transport_template; 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; /* 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); /* warpdrive APIs */ u8 mpt3sas_get_num_volumes(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_init_warpdrive_properties(struct MPT3SAS_ADAPTER *ioc, struct _raid_device *raid_device); void mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request); /* NCQ Prio Handling Check */ bool scsih_ncq_prio_supp(struct scsi_device *sdev); void mpt3sas_setup_debugfs(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_destroy_debugfs(struct MPT3SAS_ADAPTER *ioc); void mpt3sas_init_debugfs(void); void mpt3sas_exit_debugfs(void); /** * _scsih_is_pcie_scsi_device - determines if device is an pcie scsi device * @device_info: bitfield providing information about the device. * Context: none * * Returns 1 if scsi device. */ static inline int mpt3sas_scsih_is_pcie_scsi_device(u32 device_info) { if ((device_info & MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE) == MPI26_PCIE_DEVINFO_SCSI) return 1; else return 0; } #endif /* MPT3SAS_BASE_H_INCLUDED */
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