diff options
Diffstat (limited to 'drivers/scsi/mpt2sas')
| -rw-r--r-- | drivers/scsi/mpt2sas/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2.h | 20 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h | 76 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2_init.h | 11 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2_ioc.h | 14 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2_raid.h | 14 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2_sas.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2_tool.h | 10 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpi/mpi2_type.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_base.c | 214 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_base.h | 39 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_config.c | 40 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_ctl.c | 418 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_ctl.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_debug.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_scsih.c | 906 | ||||
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_transport.c | 249 |
17 files changed, 1284 insertions, 737 deletions
diff --git a/drivers/scsi/mpt2sas/Kconfig b/drivers/scsi/mpt2sas/Kconfig index bbb7e4bf30a..39f08dd2055 100644 --- a/drivers/scsi/mpt2sas/Kconfig +++ b/drivers/scsi/mpt2sas/Kconfig @@ -2,7 +2,7 @@ # Kernel configuration file for the MPT2SAS # # This code is based on drivers/scsi/mpt2sas/Kconfig -# Copyright (C) 2007-2010 LSI Corporation +# Copyright (C) 2007-2012 LSI Corporation # (mailto:DL-MPTFusionLinux@lsi.com) # This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt2sas/mpi/mpi2.h b/drivers/scsi/mpt2sas/mpi/mpi2.h index a01f0aa66f2..7b14a015c90 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2011 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2.h @@ -8,7 +8,7 @@ * scatter/gather formats. * Creation Date: June 21, 2006 * - * mpi2.h Version: 02.00.22 + * mpi2.h Version: 02.00.28 * * Version History * --------------- @@ -71,6 +71,13 @@ * 03-09-11 02.00.20 Bumped MPI2_HEADER_VERSION_UNIT. * 05-25-11 02.00.21 Bumped MPI2_HEADER_VERSION_UNIT. * 08-24-11 02.00.22 Bumped MPI2_HEADER_VERSION_UNIT. + * 11-18-11 02.00.23 Bumped MPI2_HEADER_VERSION_UNIT. + * 02-06-12 02.00.24 Bumped MPI2_HEADER_VERSION_UNIT. + * 03-29-12 02.00.25 Bumped MPI2_HEADER_VERSION_UNIT. + * Added Hard Reset delay timings. + * 07-10-12 02.00.26 Bumped MPI2_HEADER_VERSION_UNIT. + * 07-26-12 02.00.27 Bumped MPI2_HEADER_VERSION_UNIT. + * 11-27-12 02.00.28 Bumped MPI2_HEADER_VERSION_UNIT. * -------------------------------------------------------------------------- */ @@ -96,7 +103,7 @@ #define MPI2_VERSION_02_00 (0x0200) /* versioning for this MPI header set */ -#define MPI2_HEADER_VERSION_UNIT (0x16) +#define MPI2_HEADER_VERSION_UNIT (0x1C) #define MPI2_HEADER_VERSION_DEV (0x00) #define MPI2_HEADER_VERSION_UNIT_MASK (0xFF00) #define MPI2_HEADER_VERSION_UNIT_SHIFT (8) @@ -274,6 +281,11 @@ typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET (0x000000C4) +/* Hard Reset delay timings */ +#define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC (50000) +#define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC (255000) +#define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC (256000) + /***************************************************************************** * * Message Descriptors @@ -480,7 +492,7 @@ typedef union _MPI2_REPLY_DESCRIPTORS_UNION MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR RAIDAcceleratorSuccess; U64 Words; } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION, - Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t; +Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t; diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h index 3a023dad77a..88cb7f828bb 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2011 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_cnfg.h * Title: MPI Configuration messages and pages * Creation Date: November 10, 2006 * - * mpi2_cnfg.h Version: 02.00.21 + * mpi2_cnfg.h Version: 02.00.23 * * Version History * --------------- @@ -146,7 +146,11 @@ * Added SpinupFlags field containing a Disable Spin-up * bit to the MPI2_SAS_IOUNIT4_SPINUP_GROUP fields of * SAS IO Unit Page 4. - + * 11-18-11 02.00.22 Added define MPI2_IOCPAGE6_CAP_FLAGS_4K_SECTORS_SUPPORT. + * Added UEFIVersion field to BIOS Page 1 and defined new + * BiosOptions bits. + * 11-27-12 02.00.23 Added MPI2_MANPAGE7_FLAG_EVENTREPLAY_SLOT_ORDER. + * Added MPI2_BIOSPAGE1_OPTIONS_MASK_OEM_ID. * -------------------------------------------------------------------------- */ @@ -696,6 +700,7 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_7 #define MPI2_MANUFACTURING7_PAGEVERSION (0x01) /* defines for the Flags field */ +#define MPI2_MANPAGE7_FLAG_EVENTREPLAY_SLOT_ORDER (0x00000002) #define MPI2_MANPAGE7_FLAG_USE_SLOT_INFO (0x00000001) @@ -1131,9 +1136,10 @@ typedef struct _MPI2_CONFIG_PAGE_IOC_6 } MPI2_CONFIG_PAGE_IOC_6, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_IOC_6, Mpi2IOCPage6_t, MPI2_POINTER pMpi2IOCPage6_t; -#define MPI2_IOCPAGE6_PAGEVERSION (0x04) +#define MPI2_IOCPAGE6_PAGEVERSION (0x05) /* defines for IOC Page 6 CapabilitiesFlags */ +#define MPI2_IOCPAGE6_CAP_FLAGS_4K_SECTORS_SUPPORT (0x00000020) #define MPI2_IOCPAGE6_CAP_FLAGS_RAID10_SUPPORT (0x00000010) #define MPI2_IOCPAGE6_CAP_FLAGS_RAID1_SUPPORT (0x00000008) #define MPI2_IOCPAGE6_CAP_FLAGS_RAID1E_SUPPORT (0x00000004) @@ -1204,24 +1210,32 @@ typedef struct _MPI2_CONFIG_PAGE_IOC_8 typedef struct _MPI2_CONFIG_PAGE_BIOS_1 { - MPI2_CONFIG_PAGE_HEADER Header; /* 0x00 */ - U32 BiosOptions; /* 0x04 */ - U32 IOCSettings; /* 0x08 */ - U32 Reserved1; /* 0x0C */ - U32 DeviceSettings; /* 0x10 */ - U16 NumberOfDevices; /* 0x14 */ - U16 Reserved2; /* 0x16 */ - U16 IOTimeoutBlockDevicesNonRM; /* 0x18 */ - U16 IOTimeoutSequential; /* 0x1A */ - U16 IOTimeoutOther; /* 0x1C */ - U16 IOTimeoutBlockDevicesRM; /* 0x1E */ + MPI2_CONFIG_PAGE_HEADER Header; /* 0x00 */ + U32 BiosOptions; /* 0x04 */ + U32 IOCSettings; /* 0x08 */ + U32 Reserved1; /* 0x0C */ + U32 DeviceSettings; /* 0x10 */ + U16 NumberOfDevices; /* 0x14 */ + U16 UEFIVersion; /* 0x16 */ + U16 IOTimeoutBlockDevicesNonRM; /* 0x18 */ + U16 IOTimeoutSequential; /* 0x1A */ + U16 IOTimeoutOther; /* 0x1C */ + U16 IOTimeoutBlockDevicesRM; /* 0x1E */ } MPI2_CONFIG_PAGE_BIOS_1, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_BIOS_1, Mpi2BiosPage1_t, MPI2_POINTER pMpi2BiosPage1_t; -#define MPI2_BIOSPAGE1_PAGEVERSION (0x04) +#define MPI2_BIOSPAGE1_PAGEVERSION (0x05) /* values for BIOS Page 1 BiosOptions field */ -#define MPI2_BIOSPAGE1_OPTIONS_DISABLE_BIOS (0x00000001) +#define MPI2_BIOSPAGE1_OPTIONS_MASK_OEM_ID (0x000000F0) +#define MPI2_BIOSPAGE1_OPTIONS_LSI_OEM_ID (0x00000000) + +#define MPI2_BIOSPAGE1_OPTIONS_MASK_UEFI_HII_REGISTRATION (0x00000006) +#define MPI2_BIOSPAGE1_OPTIONS_ENABLE_UEFI_HII (0x00000000) +#define MPI2_BIOSPAGE1_OPTIONS_DISABLE_UEFI_HII (0x00000002) +#define MPI2_BIOSPAGE1_OPTIONS_VERSION_CHECK_UEFI_HII (0x00000004) + +#define MPI2_BIOSPAGE1_OPTIONS_DISABLE_BIOS (0x00000001) /* values for BIOS Page 1 IOCSettings field */ #define MPI2_BIOSPAGE1_IOCSET_MASK_BOOT_PREFERENCE (0x00030000) @@ -1248,6 +1262,13 @@ typedef struct _MPI2_CONFIG_PAGE_BIOS_1 #define MPI2_BIOSPAGE1_DEVSET_DISABLE_NON_RM_LUN (0x00000002) #define MPI2_BIOSPAGE1_DEVSET_DISABLE_OTHER_LUN (0x00000001) +/* defines for BIOS Page 1 UEFIVersion field */ +#define MPI2_BIOSPAGE1_UEFI_VER_MAJOR_MASK (0xFF00) +#define MPI2_BIOSPAGE1_UEFI_VER_MAJOR_SHIFT (8) +#define MPI2_BIOSPAGE1_UEFI_VER_MINOR_MASK (0x00FF) +#define MPI2_BIOSPAGE1_UEFI_VER_MINOR_SHIFT (0) + + /* BIOS Page 2 */ @@ -2216,6 +2237,27 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_8 { +/* SAS IO Unit Page 16 */ + +typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT16 { + MPI2_CONFIG_EXTENDED_PAGE_HEADER Header; /* 0x00 */ + U64 TimeStamp; /* 0x08 */ + U32 Reserved1; /* 0x10 */ + U32 Reserved2; /* 0x14 */ + U32 FastPathPendedRequests; /* 0x18 */ + U32 FastPathUnPendedRequests; /* 0x1C */ + U32 FastPathHostRequestStarts; /* 0x20 */ + U32 FastPathFirmwareRequestStarts; /* 0x24 */ + U32 FastPathHostCompletions; /* 0x28 */ + U32 FastPathFirmwareCompletions; /* 0x2C */ + U32 NonFastPathRequestStarts; /* 0x30 */ + U32 NonFastPathHostCompletions; /* 0x30 */ +} MPI2_CONFIG_PAGE_SASIOUNIT16, +MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SASIOUNIT16, +Mpi2SasIOUnitPage16_t, MPI2_POINTER pMpi2SasIOUnitPage16_t; + +#define MPI2_SASIOUNITPAGE16_PAGEVERSION (0x00) + /**************************************************************************** * SAS Expander Config Pages diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_init.h b/drivers/scsi/mpt2sas/mpi/mpi2_init.h index de90162413c..9d284dae655 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_init.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_init.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2010 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_init.h * Title: MPI SCSI initiator mode messages and structures * Creation Date: June 23, 2006 * - * mpi2_init.h Version: 02.00.11 + * mpi2_init.h Version: 02.00.14 * * Version History * --------------- @@ -34,6 +34,9 @@ * 02-10-10 02.00.09 Removed unused structure that had "#if 0" around it. * 05-12-10 02.00.10 Added optional vendor-unique region to SCSI IO Request. * 11-10-10 02.00.11 Added MPI2_SCSIIO_NUM_SGLOFFSETS define. + * 02-06-12 02.00.13 Added alternate defines for Task Priority / Command + * Priority to match SAM-4. + * 07-10-12 02.00.14 Added MPI2_SCSIIO_CONTROL_SHIFT_DATADIRECTION. * -------------------------------------------------------------------------- */ @@ -187,6 +190,7 @@ typedef struct _MPI2_SCSI_IO_REQUEST #define MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT (26) #define MPI2_SCSIIO_CONTROL_DATADIRECTION_MASK (0x03000000) +#define MPI2_SCSIIO_CONTROL_SHIFT_DATADIRECTION (24) #define MPI2_SCSIIO_CONTROL_NODATATRANSFER (0x00000000) #define MPI2_SCSIIO_CONTROL_WRITE (0x01000000) #define MPI2_SCSIIO_CONTROL_READ (0x02000000) @@ -194,6 +198,9 @@ typedef struct _MPI2_SCSI_IO_REQUEST #define MPI2_SCSIIO_CONTROL_TASKPRI_MASK (0x00007800) #define MPI2_SCSIIO_CONTROL_TASKPRI_SHIFT (11) +/* alternate name for the previous field; called Command Priority in SAM-4 */ +#define MPI2_SCSIIO_CONTROL_CMDPRI_MASK (0x00007800) +#define MPI2_SCSIIO_CONTROL_CMDPRI_SHIFT (11) #define MPI2_SCSIIO_CONTROL_TASKATTRIBUTE_MASK (0x00000700) #define MPI2_SCSIIO_CONTROL_SIMPLEQ (0x00000000) diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h index 9a925c07a9e..d159c5f24aa 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2011 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_ioc.h * Title: MPI IOC, Port, Event, FW Download, and FW Upload messages * Creation Date: October 11, 2006 * - * mpi2_ioc.h Version: 02.00.19 + * mpi2_ioc.h Version: 02.00.22 * * Version History * --------------- @@ -117,6 +117,10 @@ * 08-24-11 02.00.19 Added PhysicalPort field to * MPI2_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE structure. * Marked MPI2_PM_CONTROL_FEATURE_PCIE_LINK as obsolete. + * 03-29-12 02.00.21 Added a product specific range to event values. + * 07-26-12 02.00.22 Added MPI2_IOCFACTS_EXCEPT_PARTIAL_MEMORY_FAILURE. + * Added ElapsedSeconds field to + * MPI2_EVENT_DATA_IR_OPERATION_STATUS. * -------------------------------------------------------------------------- */ @@ -283,6 +287,7 @@ typedef struct _MPI2_IOC_FACTS_REPLY #define MPI2_IOCFACTS_HDRVERSION_DEV_SHIFT (0) /* IOCExceptions */ +#define MPI2_IOCFACTS_EXCEPT_PARTIAL_MEMORY_FAILURE (0x0200) #define MPI2_IOCFACTS_EXCEPT_IR_FOREIGN_CONFIG_MAX (0x0100) #define MPI2_IOCFACTS_EXCEPT_BOOTSTAT_MASK (0x00E0) @@ -492,7 +497,8 @@ typedef struct _MPI2_EVENT_NOTIFICATION_REPLY #define MPI2_EVENT_SAS_NOTIFY_PRIMITIVE (0x0026) #define MPI2_EVENT_TEMP_THRESHOLD (0x0027) #define MPI2_EVENT_HOST_MESSAGE (0x0028) - +#define MPI2_EVENT_MIN_PRODUCT_SPECIFIC (0x006E) +#define MPI2_EVENT_MAX_PRODUCT_SPECIFIC (0x007F) /* Log Entry Added Event data */ @@ -622,7 +628,7 @@ typedef struct _MPI2_EVENT_DATA_IR_OPERATION_STATUS U8 RAIDOperation; /* 0x04 */ U8 PercentComplete; /* 0x05 */ U16 Reserved2; /* 0x06 */ - U32 Resereved3; /* 0x08 */ + U32 ElapsedSeconds; /* 0x08 */ } MPI2_EVENT_DATA_IR_OPERATION_STATUS, MPI2_POINTER PTR_MPI2_EVENT_DATA_IR_OPERATION_STATUS, Mpi2EventDataIrOperationStatus_t, diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_raid.h b/drivers/scsi/mpt2sas/mpi/mpi2_raid.h index 0601612b875..0d202a2c6db 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_raid.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_raid.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2010 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_raid.h * Title: MPI Integrated RAID messages and structures * Creation Date: April 26, 2007 * - * mpi2_raid.h Version: 02.00.06 + * mpi2_raid.h Version: 02.00.09 * * Version History * --------------- @@ -26,7 +26,9 @@ * 08-24-10 02.00.06 Added MPI2_RAID_ACTION_COMPATIBILITY_CHECK along with * related structures and defines. * Added product-specific range to RAID Action values. - + * 02-06-12 02.00.08 Added MPI2_RAID_ACTION_PHYSDISK_HIDDEN. + * 07-26-12 02.00.09 Added ElapsedSeconds field to MPI2_RAID_VOL_INDICATOR. + * Added MPI2_RAID_VOL_FLAGS_ELAPSED_SECONDS_VALID define. * -------------------------------------------------------------------------- */ @@ -181,6 +183,7 @@ typedef struct _MPI2_RAID_ACTION_REQUEST #define MPI2_RAID_ACTION_START_RAID_FUNCTION (0x21) #define MPI2_RAID_ACTION_STOP_RAID_FUNCTION (0x22) #define MPI2_RAID_ACTION_COMPATIBILITY_CHECK (0x23) +#define MPI2_RAID_ACTION_PHYSDISK_HIDDEN (0x24) #define MPI2_RAID_ACTION_MIN_PRODUCT_SPECIFIC (0x80) #define MPI2_RAID_ACTION_MAX_PRODUCT_SPECIFIC (0xFF) @@ -275,10 +278,13 @@ typedef struct _MPI2_RAID_VOL_INDICATOR U64 TotalBlocks; /* 0x00 */ U64 BlocksRemaining; /* 0x08 */ U32 Flags; /* 0x10 */ + U32 ElapsedSeconds; /* 0x14 */ } MPI2_RAID_VOL_INDICATOR, MPI2_POINTER PTR_MPI2_RAID_VOL_INDICATOR, Mpi2RaidVolIndicator_t, MPI2_POINTER pMpi2RaidVolIndicator_t; /* defines for RAID Volume Indicator Flags field */ +#define MPI2_RAID_VOL_FLAGS_ELAPSED_SECONDS_VALID (0x80000000) + #define MPI2_RAID_VOL_FLAGS_OP_MASK (0x0000000F) #define MPI2_RAID_VOL_FLAGS_OP_BACKGROUND_INIT (0x00000000) #define MPI2_RAID_VOL_FLAGS_OP_ONLINE_CAP_EXPANSION (0x00000001) @@ -319,7 +325,7 @@ MPI2_POINTER pMpi2RaidCompatibilityResultStruct_t; /* RAID Action Reply ActionData union */ typedef union _MPI2_RAID_ACTION_REPLY_DATA { - U32 Word[5]; + U32 Word[6]; MPI2_RAID_VOL_INDICATOR RaidVolumeIndicator; U16 VolDevHandle; U8 VolumeState; diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_sas.h b/drivers/scsi/mpt2sas/mpi/mpi2_sas.h index fdffde1ebc0..50b39ccd526 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_sas.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_sas.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2010 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_sas.h diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_tool.h b/drivers/scsi/mpt2sas/mpi/mpi2_tool.h index 3cbe677c688..11b2ac4e7c6 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_tool.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_tool.h @@ -1,12 +1,12 @@ /* - * Copyright (c) 2000-2010 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_tool.h * Title: MPI diagnostic tool structures and definitions * Creation Date: March 26, 2007 * - * mpi2_tool.h Version: 02.00.07 + * mpi2_tool.h Version: 02.00.10 * * Version History * --------------- @@ -27,6 +27,8 @@ * Post Request. * 05-25-11 02.00.07 Added Flags field and related defines to * MPI2_TOOLBOX_ISTWI_READ_WRITE_REQUEST. + * 07-26-12 02.00.10 Modified MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST so that + * it uses MPI Chain SGE as well as MPI Simple SGE. * -------------------------------------------------------------------------- */ @@ -270,7 +272,7 @@ typedef struct _MPI2_TOOLBOX_BEACON_REQUEST #define MPI2_TOOLBOX_DIAG_CLI_CMD_LENGTH (0x5C) -/* Toolbox Diagnostic CLI Tool request message */ +/* MPI v2.0 Toolbox Diagnostic CLI Tool request message */ typedef struct _MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST { U8 Tool; /* 0x00 */ U8 Reserved1; /* 0x01 */ @@ -288,7 +290,7 @@ typedef struct _MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST { U32 DataLength; /* 0x10 */ U8 DiagnosticCliCommand [MPI2_TOOLBOX_DIAG_CLI_CMD_LENGTH]; /* 0x14 */ - MPI2_SGE_SIMPLE_UNION SGL; /* 0x70 */ + MPI2_MPI_SGE_IO_UNION SGL; /* 0x70 */ } MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST, MPI2_POINTER PTR_MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST, Mpi2ToolboxDiagnosticCliRequest_t, diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_type.h b/drivers/scsi/mpt2sas/mpi/mpi2_type.h index cfde017bf16..0b128b68a5e 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_type.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_type.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2000-2007 LSI Corporation. + * Copyright (c) 2000-2013 LSI Corporation. * * * Name: mpi2_type.h diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 0b2c9558366..8b88118e20e 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -3,7 +3,7 @@ * for access to MPT (Message Passing Technology) firmware. * * This code is based on drivers/scsi/mpt2sas/mpt2_base.c - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -80,10 +80,6 @@ static int msix_disable = -1; module_param(msix_disable, int, 0); MODULE_PARM_DESC(msix_disable, " disable msix routed interrupts (default=0)"); -static int missing_delay[2] = {-1, -1}; -module_param_array(missing_delay, int, NULL, 0); -MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); - static int mpt2sas_fwfault_debug; MODULE_PARM_DESC(mpt2sas_fwfault_debug, " enable detection of firmware fault " "and halt firmware - (default=0)"); @@ -132,7 +128,7 @@ static int mpt2sas_remove_dead_ioc_func(void *arg) pdev = ioc->pdev; if ((pdev == NULL)) return -1; - pci_remove_bus_device(pdev); + pci_stop_and_remove_bus_device_locked(pdev); return 0; } @@ -155,7 +151,7 @@ _base_fault_reset_work(struct work_struct *work) struct task_struct *p; spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); - if (ioc->shost_recovery) + if (ioc->shost_recovery || ioc->pci_error_recovery) goto rearm_timer; spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); @@ -164,6 +160,20 @@ _base_fault_reset_work(struct work_struct *work) printk(MPT2SAS_INFO_FMT "%s : SAS host is non-operational !!!!\n", ioc->name, __func__); + /* It may be possible that EEH recovery can resolve some of + * pci bus failure issues rather removing the dead ioc function + * by considering controller is in a non-operational state. So + * here priority is given to the EEH recovery. If it doesn't + * not resolve this issue, mpt2sas driver will consider this + * controller to non-operational state and remove the dead ioc + * function. + */ + if (ioc->non_operational_loop++ < 5) { + spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, + flags); + goto rearm_timer; + } + /* * Call _scsih_flush_pending_cmds callback so that we flush all * pending commands back to OS. This call is required to aovid @@ -193,6 +203,8 @@ _base_fault_reset_work(struct work_struct *work) return; /* don't rearm timer */ } + ioc->non_operational_loop = 0; + if ((doorbell & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_FAULT) { rc = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, FORCE_BIG_HAMMER); @@ -657,7 +669,7 @@ _base_sas_log_info(struct MPT2SAS_ADAPTER *ioc , u32 log_info) return; /* eat the loginfos associated with task aborts */ - if (ioc->ignore_loginfos && (log_info == 30050000 || log_info == + if (ioc->ignore_loginfos && (log_info == 0x30050000 || log_info == 0x31140000 || log_info == 0x31130000)) return; @@ -699,6 +711,11 @@ _base_display_reply_info(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u16 ioc_status; mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); + if (unlikely(!mpi_reply)) { + printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + return; + } ioc_status = le16_to_cpu(mpi_reply->IOCStatus); #ifdef CONFIG_SCSI_MPT2SAS_LOGGING if ((ioc_status & MPI2_IOCSTATUS_MASK) && @@ -751,10 +768,9 @@ mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, * @msix_index: MSIX table index supplied by the OS * @reply: reply message frame(lower 32bit addr) * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Returns void. */ -static u8 +static void _base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply) { Mpi2EventNotificationReply_t *mpi_reply; @@ -763,9 +779,9 @@ _base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply) mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); if (!mpi_reply) - return 1; + return; if (mpi_reply->Function != MPI2_FUNCTION_EVENT_NOTIFICATION) - return 1; + return; #ifdef CONFIG_SCSI_MPT2SAS_LOGGING _base_display_event_data(ioc, mpi_reply); #endif @@ -795,7 +811,7 @@ _base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply) /* ctl callback handler */ mpt2sas_ctl_event_callback(ioc, msix_index, reply); - return 1; + return; } /** @@ -930,16 +946,18 @@ _base_interrupt(int irq, void *bus_id) else if (request_desript_type == MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS) goto next; - if (smid) + if (smid) { cb_idx = _base_get_cb_idx(ioc, smid); - if (smid && cb_idx != 0xFF) { - rc = mpt_callbacks[cb_idx](ioc, smid, msix_index, - reply); + if ((likely(cb_idx < MPT_MAX_CALLBACKS)) + && (likely(mpt_callbacks[cb_idx] != NULL))) { + rc = mpt_callbacks[cb_idx](ioc, smid, + msix_index, reply); if (reply) - _base_display_reply_info(ioc, smid, msix_index, - reply); + _base_display_reply_info(ioc, smid, + msix_index, reply); if (rc) mpt2sas_base_free_smid(ioc, smid); + } } if (!smid) _base_async_event(ioc, msix_index, reply); @@ -1202,6 +1220,13 @@ _base_check_enable_msix(struct MPT2SAS_ADAPTER *ioc) u16 message_control; + /* Check whether controller SAS2008 B0 controller, + if it is SAS2008 B0 controller use IO-APIC instead of MSIX */ + if (ioc->pdev->device == MPI2_MFGPAGE_DEVID_SAS2008 && + ioc->pdev->revision == 0x01) { + return -EINVAL; + } + base = pci_find_capability(ioc->pdev, PCI_CAP_ID_MSIX); if (!base) { dfailprintk(ioc, printk(MPT2SAS_INFO_FMT "msix not " @@ -1383,8 +1408,6 @@ _base_enable_msix(struct MPT2SAS_ADAPTER *ioc) int i; u8 try_msix = 0; - INIT_LIST_HEAD(&ioc->reply_queue_list); - if (msix_disable == -1 || msix_disable == 0) try_msix = 1; @@ -1463,6 +1486,7 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) if (pci_enable_device_mem(pdev)) { printk(MPT2SAS_WARN_FMT "pci_enable_device_mem: " "failed\n", ioc->name); + ioc->bars = 0; return -ENODEV; } @@ -1471,6 +1495,7 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) MPT2SAS_DRIVER_NAME)) { printk(MPT2SAS_WARN_FMT "pci_request_selected_regions: " "failed\n", ioc->name); + ioc->bars = 0; r = -ENODEV; goto out_fail; } @@ -1714,14 +1739,14 @@ mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid) list_for_each_entry_safe(chain_req, next, &ioc->scsi_lookup[i].chain_list, tracker_list) { list_del_init(&chain_req->tracker_list); - list_add_tail(&chain_req->tracker_list, + list_add(&chain_req->tracker_list, &ioc->free_chain_list); } } ioc->scsi_lookup[i].cb_idx = 0xFF; ioc->scsi_lookup[i].scmd = NULL; ioc->scsi_lookup[i].direct_io = 0; - list_add_tail(&ioc->scsi_lookup[i].tracker_list, + list_add(&ioc->scsi_lookup[i].tracker_list, &ioc->free_list); spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); @@ -1739,13 +1764,13 @@ mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid) /* hi-priority */ i = smid - ioc->hi_priority_smid; ioc->hpr_lookup[i].cb_idx = 0xFF; - list_add_tail(&ioc->hpr_lookup[i].tracker_list, + list_add(&ioc->hpr_lookup[i].tracker_list, &ioc->hpr_free_list); } else if (smid <= ioc->hba_queue_depth) { /* internal queue */ i = smid - ioc->internal_smid; ioc->internal_lookup[i].cb_idx = 0xFF; - list_add_tail(&ioc->internal_lookup[i].tracker_list, + list_add(&ioc->internal_lookup[i].tracker_list, &ioc->internal_free_list); } spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); @@ -1785,7 +1810,7 @@ static inline void _base_writeq(__u64 b, volatile void __iomem *addr, static inline u8 _base_get_msix_index(struct MPT2SAS_ADAPTER *ioc) { - return ioc->cpu_msix_table[smp_processor_id()]; + return ioc->cpu_msix_table[raw_smp_processor_id()]; } /** @@ -1964,9 +1989,9 @@ _base_display_intel_branding(struct MPT2SAS_ADAPTER *ioc) printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, MPT2SAS_INTEL_RMS2LL040_BRANDING); break; - case MPT2SAS_INTEL_RAMSDALE_SSDID: + case MPT2SAS_INTEL_SSD910_SSDID: printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, - MPT2SAS_INTEL_RAMSDALE_BRANDING); + MPT2SAS_INTEL_SSD910_BRANDING); break; default: break; @@ -1993,6 +2018,14 @@ _base_display_intel_branding(struct MPT2SAS_ADAPTER *ioc) printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, MPT2SAS_INTEL_RMS25KB040_BRANDING); break; + case MPT2SAS_INTEL_RMS25LB040_SSDID: + printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, + MPT2SAS_INTEL_RMS25LB040_BRANDING); + break; + case MPT2SAS_INTEL_RMS25LB080_SSDID: + printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, + MPT2SAS_INTEL_RMS25LB080_BRANDING); + break; default: break; } @@ -2060,12 +2093,10 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc) { int i = 0; char desc[16]; - u8 revision; u32 iounit_pg1_flags; u32 bios_version; bios_version = le32_to_cpu(ioc->bios_pg3.BiosVersion); - pci_read_config_byte(ioc->pdev, PCI_CLASS_REVISION, &revision); strncpy(desc, ioc->manu_pg0.ChipName, 16); printk(MPT2SAS_INFO_FMT "%s: FWVersion(%02d.%02d.%02d.%02d), " "ChipRevision(0x%02x), BiosVersion(%02d.%02d.%02d.%02d)\n", @@ -2074,7 +2105,7 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc) (ioc->facts.FWVersion.Word & 0x00FF0000) >> 16, (ioc->facts.FWVersion.Word & 0x0000FF00) >> 8, ioc->facts.FWVersion.Word & 0x000000FF, - revision, + ioc->pdev->revision, (bios_version & 0xFF000000) >> 24, (bios_version & 0x00FF0000) >> 16, (bios_version & 0x0000FF00) >> 8, @@ -2163,7 +2194,7 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc) } /** - * _base_update_missing_delay - change the missing delay timers + * mpt2sas_base_update_missing_delay - change the missing delay timers * @ioc: per adapter object * @device_missing_delay: amount of time till device is reported missing * @io_missing_delay: interval IO is returned when there is a missing device @@ -2174,8 +2205,8 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc) * delay, as well as the io missing delay. This should be called at driver * load time. */ -static void -_base_update_missing_delay(struct MPT2SAS_ADAPTER *ioc, +void +mpt2sas_base_update_missing_delay(struct MPT2SAS_ADAPTER *ioc, u16 device_missing_delay, u8 io_missing_delay) { u16 dmd, dmd_new, dmd_orignal; @@ -2419,10 +2450,13 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) } /* command line tunables for max controller queue depth */ - if (max_queue_depth != -1) - max_request_credit = (max_queue_depth < facts->RequestCredit) - ? max_queue_depth : facts->RequestCredit; - else + if (max_queue_depth != -1 && max_queue_depth != 0) { + max_request_credit = min_t(u16, max_queue_depth + + ioc->hi_priority_depth + ioc->internal_depth, + facts->RequestCredit); + if (max_request_credit > MAX_HBA_QUEUE_DEPTH) + max_request_credit = MAX_HBA_QUEUE_DEPTH; + } else max_request_credit = min_t(u16, facts->RequestCredit, MAX_HBA_QUEUE_DEPTH); @@ -2468,23 +2502,25 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) /* reply free queue sizing - taking into account for 64 FW events */ ioc->reply_free_queue_depth = ioc->hba_queue_depth + 64; + /* calculate reply descriptor post queue depth */ + ioc->reply_post_queue_depth = ioc->hba_queue_depth + + ioc->reply_free_queue_depth + 1; /* align the reply post queue on the next 16 count boundary */ - if (!ioc->reply_free_queue_depth % 16) - ioc->reply_post_queue_depth = ioc->reply_free_queue_depth + 16; - else - ioc->reply_post_queue_depth = ioc->reply_free_queue_depth + - 32 - (ioc->reply_free_queue_depth % 16); + if (ioc->reply_post_queue_depth % 16) + ioc->reply_post_queue_depth += 16 - + (ioc->reply_post_queue_depth % 16); + + if (ioc->reply_post_queue_depth > facts->MaxReplyDescriptorPostQueueDepth) { - ioc->reply_post_queue_depth = min_t(u16, - (facts->MaxReplyDescriptorPostQueueDepth - - (facts->MaxReplyDescriptorPostQueueDepth % 16)), - (ioc->hba_queue_depth - (ioc->hba_queue_depth % 16))); - ioc->reply_free_queue_depth = ioc->reply_post_queue_depth - 16; - ioc->hba_queue_depth = ioc->reply_free_queue_depth - 64; + ioc->reply_post_queue_depth = + facts->MaxReplyDescriptorPostQueueDepth - + (facts->MaxReplyDescriptorPostQueueDepth % 16); + ioc->hba_queue_depth = + ((ioc->reply_post_queue_depth - 64) / 2) - 1; + ioc->reply_free_queue_depth = ioc->hba_queue_depth + 64; } - dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "scatter gather: " "sge_in_main_msg(%d), sge_per_chain(%d), sge_per_io(%d), " "chains_per_io(%d)\n", ioc->name, ioc->max_sges_in_main_message, @@ -2497,7 +2533,7 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) /* set the scsi host can_queue depth * with some internal commands that could be outstanding */ - ioc->shost->can_queue = ioc->scsiio_depth - (2); + ioc->shost->can_queue = ioc->scsiio_depth; dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "scsi host: " "can_queue depth (%d)\n", ioc->name, ioc->shost->can_queue)); @@ -2575,6 +2611,11 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) ioc->chain_lookup = (struct chain_tracker *)__get_free_pages( GFP_KERNEL, ioc->chain_pages); + if (!ioc->chain_lookup) { + printk(MPT2SAS_ERR_FMT "chain_lookup: get_free_pages failed, " + "sz(%d)\n", ioc->name, (int)sz); + goto out; + } ioc->chain_dma_pool = pci_pool_create("chain pool", ioc->pdev, ioc->request_sz, 16, 0); if (!ioc->chain_dma_pool) { @@ -3340,7 +3381,7 @@ _base_get_port_facts(struct MPT2SAS_ADAPTER *ioc, int port, int sleep_flag) } pfacts = &ioc->pfacts[port]; - memset(pfacts, 0, sizeof(Mpi2PortFactsReply_t)); + memset(pfacts, 0, sizeof(struct mpt2sas_port_facts)); pfacts->PortNumber = mpi_reply.PortNumber; pfacts->VP_ID = mpi_reply.VP_ID; pfacts->VF_ID = mpi_reply.VF_ID; @@ -3382,7 +3423,7 @@ _base_get_ioc_facts(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) } facts = &ioc->facts; - memset(facts, 0, sizeof(Mpi2IOCFactsReply_t)); + memset(facts, 0, sizeof(struct mpt2sas_facts)); facts->MsgVersion = le16_to_cpu(mpi_reply.MsgVersion); facts->HeaderVersion = le16_to_cpu(mpi_reply.HeaderVersion); facts->VP_ID = mpi_reply.VP_ID; @@ -3896,11 +3937,15 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) writel(host_diagnostic | MPI2_DIAG_RESET_ADAPTER, &ioc->chip->HostDiagnostic); - /* don't access any registers for 50 milliseconds */ - msleep(50); + /* This delay allows the chip PCIe hardware time to finish reset tasks*/ + if (sleep_flag == CAN_SLEEP) + msleep(MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC/1000); + else + mdelay(MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC/1000); - /* 300 second max wait */ - for (count = 0; count < 3000000 ; count++) { + /* Approximately 300 second max wait */ + for (count = 0; count < (300000000 / + MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC); count++) { host_diagnostic = readl(&ioc->chip->HostDiagnostic); @@ -3909,11 +3954,13 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) if (!(host_diagnostic & MPI2_DIAG_RESET_ADAPTER)) break; - /* wait 100 msec */ + /* Wait to pass the second read delay window */ if (sleep_flag == CAN_SLEEP) - msleep(1); + msleep(MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC + /1000); else - mdelay(1); + mdelay(MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC + /1000); } if (host_diagnostic & MPI2_DIAG_HCB_MODE) { @@ -4150,7 +4197,8 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) if (ioc->is_driver_loading) { if (ioc->is_warpdrive && ioc->manu_pg10.OEMIdentifier == 0x80) { - hide_flag = (u8) (ioc->manu_pg10.OEMSpecificFlags0 & + hide_flag = (u8) ( + le32_to_cpu(ioc->manu_pg10.OEMSpecificFlags0) & MFG_PAGE10_HIDE_SSDS_MASK); if (hide_flag != MFG_PAGE10_HIDE_SSDS_MASK) ioc->mfg_pg10_hide_flag = hide_flag; @@ -4180,18 +4228,25 @@ mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc) dexitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); - _base_mask_interrupts(ioc); - ioc->shost_recovery = 1; - _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET); - ioc->shost_recovery = 0; + if (ioc->chip_phys && ioc->chip) { + _base_mask_interrupts(ioc); + ioc->shost_recovery = 1; + _base_make_ioc_ready(ioc, CAN_SLEEP, SOFT_RESET); + ioc->shost_recovery = 0; + } + _base_free_irq(ioc); _base_disable_msix(ioc); - if (ioc->chip_phys) + + if (ioc->chip_phys && ioc->chip) iounmap(ioc->chip); ioc->chip_phys = 0; - pci_release_selected_regions(ioc->pdev, ioc->bars); - pci_disable_pcie_error_reporting(pdev); - pci_disable_device(pdev); + + if (pci_is_enabled(pdev)) { + pci_release_selected_regions(ioc->pdev, ioc->bars); + pci_disable_pcie_error_reporting(pdev); + pci_disable_device(pdev); + } return; } @@ -4259,7 +4314,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) goto out_free_resources; ioc->pfacts = kcalloc(ioc->facts.NumberOfPorts, - sizeof(Mpi2PortFactsReply_t), GFP_KERNEL); + sizeof(struct mpt2sas_port_facts), GFP_KERNEL); if (!ioc->pfacts) { r = -ENOMEM; goto out_free_resources; @@ -4276,7 +4331,6 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) goto out_free_resources; init_waitqueue_head(&ioc->reset_wq); - /* allocate memory pd handle bitmask list */ ioc->pd_handles_sz = (ioc->facts.MaxDevHandle / 8); if (ioc->facts.MaxDevHandle % 8) @@ -4287,7 +4341,12 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) r = -ENOMEM; goto out_free_resources; } - + ioc->blocking_handles = kzalloc(ioc->pd_handles_sz, + GFP_KERNEL); + if (!ioc->blocking_handles) { + r = -ENOMEM; + goto out_free_resources; + } ioc->fwfault_debug = mpt2sas_fwfault_debug; /* base internal command bits */ @@ -4358,9 +4417,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) if (r) goto out_free_resources; - if (missing_delay[0] != -1 && missing_delay[1] != -1) - _base_update_missing_delay(ioc, missing_delay[0], - missing_delay[1]); + ioc->non_operational_loop = 0; return 0; @@ -4374,6 +4431,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) if (ioc->is_warpdrive) kfree(ioc->reply_post_host_index); kfree(ioc->pd_handles); + kfree(ioc->blocking_handles); kfree(ioc->tm_cmds.reply); kfree(ioc->transport_cmds.reply); kfree(ioc->scsih_cmds.reply); @@ -4415,6 +4473,7 @@ mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc) if (ioc->is_warpdrive) kfree(ioc->reply_post_host_index); kfree(ioc->pd_handles); + kfree(ioc->blocking_handles); kfree(ioc->pfacts); kfree(ioc->ctl_cmds.reply); kfree(ioc->ctl_cmds.sense); @@ -4548,7 +4607,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag, printk(MPT2SAS_ERR_FMT "%s: pci error recovery reset\n", ioc->name, __func__); r = 0; - goto out; + goto out_unlocked; } if (mpt2sas_fwfault_debug) @@ -4604,6 +4663,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag, spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); mutex_unlock(&ioc->reset_in_progress_mutex); + out_unlocked: dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit\n", ioc->name, __func__)); return r; diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h index c7459fdc06c..fd3b998c75b 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.h +++ b/drivers/scsi/mpt2sas/mpt2sas_base.h @@ -3,7 +3,7 @@ * for access to MPT (Message Passing Technology) firmware. * * This code is based on drivers/scsi/mpt2sas/mpt2_base.h - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -69,8 +69,8 @@ #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 "12.100.00.00" -#define MPT2SAS_MAJOR_VERSION 12 +#define MPT2SAS_DRIVER_VERSION "16.100.00.00" +#define MPT2SAS_MAJOR_VERSION 16 #define MPT2SAS_MINOR_VERSION 100 #define MPT2SAS_BUILD_VERSION 00 #define MPT2SAS_RELEASE_VERSION 00 @@ -165,14 +165,18 @@ "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_RAMSDALE_BRANDING \ - "Intel 720 Series SSD" +#define MPT2SAS_INTEL_SSD910_BRANDING \ + "Intel(R) SSD 910 Series" /* * Intel HBA SSDIDs */ @@ -180,10 +184,12 @@ #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_RAMSDALE_SSDID 0x3700 +#define MPT2SAS_INTEL_SSD910_SSDID 0x3700 /* * HP HBA branding @@ -720,6 +726,7 @@ typedef void (*MPT2SAS_FLUSH_RUNNING_CMDS)(struct MPT2SAS_ADAPTER *ioc); * @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 @@ -834,6 +841,7 @@ struct MPT2SAS_ADAPTER { u16 cpu_msix_table_sz; u32 ioc_reset_count; MPT2SAS_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; + u32 non_operational_loop; /* internal commands, callback index */ u8 scsi_io_cb_idx; @@ -889,7 +897,7 @@ struct MPT2SAS_ADAPTER { u8 io_missing_delay; u16 device_missing_delay; int sas_id; - + void *blocking_handles; void *pd_handles; u16 pd_handles_sz; @@ -1047,18 +1055,22 @@ void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_ty void mpt2sas_halt_firmware(struct MPT2SAS_ADAPTER *ioc); +void mpt2sas_base_update_missing_delay(struct MPT2SAS_ADAPTER *ioc, + u16 device_missing_delay, u8 io_missing_delay); + int mpt2sas_port_enable(struct MPT2SAS_ADAPTER *ioc); /* scsih shared API */ -u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, +void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply); int mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel, uint id, uint lun, u8 type, u16 smid_task, - ulong timeout, unsigned long serial_number, enum mutex_type m_type); + ulong timeout, enum mutex_type m_type); void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle); void mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle); void mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address); -void mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address); +void mpt2sas_device_remove_by_sas_address(struct MPT2SAS_ADAPTER *ioc, + u64 sas_address); struct _sas_node *mpt2sas_scsih_expander_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle); struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAPTER @@ -1094,6 +1106,8 @@ int mpt2sas_config_get_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page); int mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage1_t *config_page); +int mpt2sas_config_get_iounit_pg3(struct MPT2SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz); int mpt2sas_config_get_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigReply_t *mpi_reply, Mpi2SasIOUnitPage1_t *config_page, u16 sz); int mpt2sas_config_set_sas_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, @@ -1130,7 +1144,7 @@ void mpt2sas_ctl_exit(void); u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply); void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase); -u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, +void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply); void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc, Mpi2EventNotificationReply_t *mpi_reply); @@ -1156,6 +1170,7 @@ extern struct scsi_transport_template *mpt2sas_transport_template; extern int scsi_internal_device_block(struct scsi_device *sdev); extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply); -extern int scsi_internal_device_unblock(struct scsi_device *sdev); +extern int scsi_internal_device_unblock(struct scsi_device *sdev, + enum scsi_device_state new_state); #endif /* MPT2SAS_BASE_H_INCLUDED */ diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c index 36ea0b2d802..0c47425c73f 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_config.c +++ b/drivers/scsi/mpt2sas/mpt2sas_config.c @@ -2,7 +2,7 @@ * This module provides common API for accessing firmware configuration pages * * This code is based on drivers/scsi/mpt2sas/mpt2_base.c - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -149,7 +149,7 @@ _config_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid, desc = "raid_config"; break; case MPI2_CONFIG_EXTPAGETYPE_DRIVER_MAPPING: - desc = "driver_mappping"; + desc = "driver_mapping"; break; } break; @@ -683,6 +683,42 @@ mpt2sas_config_set_iounit_pg1(struct MPT2SAS_ADAPTER *ioc, } /** + * mpt2sas_config_get_iounit_pg3 - obtain iounit page 3 + * @ioc: per adapter object + * @mpi_reply: reply mf payload returned from firmware + * @config_page: contents of the config page + * @sz: size of buffer passed in config_page + * Context: sleep. + * + * Returns 0 for success, non-zero for failure. + */ +int +mpt2sas_config_get_iounit_pg3(struct MPT2SAS_ADAPTER *ioc, + Mpi2ConfigReply_t *mpi_reply, Mpi2IOUnitPage3_t *config_page, u16 sz) +{ + Mpi2ConfigRequest_t mpi_request; + int r; + + memset(&mpi_request, 0, sizeof(Mpi2ConfigRequest_t)); + mpi_request.Function = MPI2_FUNCTION_CONFIG; + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_HEADER; + mpi_request.Header.PageType = MPI2_CONFIG_PAGETYPE_IO_UNIT; + mpi_request.Header.PageNumber = 3; + mpi_request.Header.PageVersion = MPI2_IOUNITPAGE3_PAGEVERSION; + mpt2sas_base_build_zero_len_sge(ioc, &mpi_request.PageBufferSGE); + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, NULL, 0); + if (r) + goto out; + + mpi_request.Action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT; + r = _config_request(ioc, &mpi_request, mpi_reply, + MPT2_CONFIG_PAGE_DEFAULT_TIMEOUT, config_page, sz); + out: + return r; +} + +/** * mpt2sas_config_get_ioc_pg8 - obtain ioc page 8 * @ioc: per adapter object * @mpi_reply: reply mf payload returned from firmware diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index 7fceb899029..62df8f9d427 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -3,7 +3,7 @@ * controllers * * This code is based on drivers/scsi/mpt2sas/mpt2_ctl.c - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -397,18 +397,22 @@ mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc, * This function merely adds a new work task into ioc->firmware_event_thread. * The tasks are worked from _firmware_event_work in user context. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Returns void. */ -u8 +void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply) { Mpi2EventNotificationReply_t *mpi_reply; mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); + if (unlikely(!mpi_reply)) { + printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + return; + } mpt2sas_ctl_add_to_event_log(ioc, mpi_reply); - return 1; + return; } /** @@ -505,19 +509,6 @@ _ctl_fasync(int fd, struct file *filep, int mode) } /** - * _ctl_release - - * @inode - - * @filep - - * - * Called when application releases the fasyn callback handler. - */ -static int -_ctl_release(struct inode *inode, struct file *filep) -{ - return fasync_helper(-1, filep, 0, &async_queue); -} - -/** * _ctl_poll - * @file - * @wait - @@ -620,11 +611,10 @@ _ctl_set_task_mid(struct MPT2SAS_ADAPTER *ioc, struct mpt2_ioctl_command *karg, * @ioc: per adapter object * @karg - (struct mpt2_ioctl_command) * @mf - pointer to mf in user space - * @state - NON_BLOCKING or BLOCKING */ static long -_ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, - struct mpt2_ioctl_command karg, void __user *mf, enum block_state state) +_ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, struct mpt2_ioctl_command karg, + void __user *mf) { MPI2RequestHeader_t *mpi_request = NULL, *request; MPI2DefaultReply_t *mpi_reply; @@ -647,11 +637,6 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, issue_reset = 0; - if (state == NON_BLOCKING && !mutex_trylock(&ioc->ctl_cmds.mutex)) - return -EAGAIN; - else if (mutex_lock_interruptible(&ioc->ctl_cmds.mutex)) - return -ERESTARTSYS; - if (ioc->ctl_cmds.status != MPT2_CMD_NOT_USED) { printk(MPT2SAS_ERR_FMT "%s: ctl_cmd in use\n", ioc->name, __func__); @@ -871,8 +856,16 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, if (smp_request->PassthroughFlags & MPI2_SMP_PT_REQ_PT_FLAGS_IMMEDIATE) data = (u8 *)&smp_request->SGL; - else + else { + if (unlikely(data_out == NULL)) { + printk(KERN_ERR "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + mpt2sas_base_free_smid(ioc, smid); + ret = -EINVAL; + goto out; + } data = data_out; + } if (data[1] == 0x91 && (data[10] == 1 || data[10] == 2)) { ioc->ioc_link_reset_in_progress = 1; @@ -985,7 +978,8 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, ret = -ENODATA; if ((mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST || mpi_request->Function == - MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) { + MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH || + mpi_request->Function == MPI2_FUNCTION_SATA_PASSTHROUGH)) { printk(MPT2SAS_INFO_FMT "issue target reset: handle " "= (0x%04x)\n", ioc->name, le16_to_cpu(mpi_request->FunctionDependent1)); @@ -993,7 +987,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, mpt2sas_scsih_issue_tm(ioc, le16_to_cpu(mpi_request->FunctionDependent1), 0, 0, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, 10, - 0, TM_MUTEX_ON); + TM_MUTEX_ON); ioc->tm_cmds.status = MPT2_CMD_NOT_USED; } else mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, @@ -1013,28 +1007,24 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, kfree(mpi_request); ioc->ctl_cmds.status = MPT2_CMD_NOT_USED; - mutex_unlock(&ioc->ctl_cmds.mutex); return ret; } /** * _ctl_getiocinfo - main handler for MPT2IOCINFO opcode + * @ioc: per adapter object * @arg - user space buffer containing ioctl content */ static long -_ctl_getiocinfo(void __user *arg) +_ctl_getiocinfo(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_ioctl_iocinfo karg; - struct MPT2SAS_ADAPTER *ioc; - u8 revision; if (copy_from_user(&karg, arg, sizeof(karg))) { printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); @@ -1046,8 +1036,7 @@ _ctl_getiocinfo(void __user *arg) karg.adapter_type = MPT2_IOCTL_INTERFACE_SAS2; if (ioc->pfacts) karg.port_number = ioc->pfacts[0].PortNumber; - pci_read_config_byte(ioc->pdev, PCI_CLASS_REVISION, &revision); - karg.hw_rev = revision; + karg.hw_rev = ioc->pdev->revision; karg.pci_id = ioc->pdev->device; karg.subsystem_device = ioc->pdev->subsystem_device; karg.subsystem_vendor = ioc->pdev->subsystem_vendor; @@ -1071,21 +1060,19 @@ _ctl_getiocinfo(void __user *arg) /** * _ctl_eventquery - main handler for MPT2EVENTQUERY opcode + * @ioc: per adapter object * @arg - user space buffer containing ioctl content */ static long -_ctl_eventquery(void __user *arg) +_ctl_eventquery(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_ioctl_eventquery karg; - struct MPT2SAS_ADAPTER *ioc; if (copy_from_user(&karg, arg, sizeof(karg))) { printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); @@ -1104,21 +1091,19 @@ _ctl_eventquery(void __user *arg) /** * _ctl_eventenable - main handler for MPT2EVENTENABLE opcode + * @ioc: per adapter object * @arg - user space buffer containing ioctl content */ static long -_ctl_eventenable(void __user *arg) +_ctl_eventenable(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_ioctl_eventenable karg; - struct MPT2SAS_ADAPTER *ioc; if (copy_from_user(&karg, arg, sizeof(karg))) { printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); @@ -1144,13 +1129,13 @@ _ctl_eventenable(void __user *arg) /** * _ctl_eventreport - main handler for MPT2EVENTREPORT opcode + * @ioc: per adapter object * @arg - user space buffer containing ioctl content */ static long -_ctl_eventreport(void __user *arg) +_ctl_eventreport(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_ioctl_eventreport karg; - struct MPT2SAS_ADAPTER *ioc; u32 number_bytes, max_events, max; struct mpt2_ioctl_eventreport __user *uarg = arg; @@ -1159,8 +1144,6 @@ _ctl_eventreport(void __user *arg) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); @@ -1190,13 +1173,13 @@ _ctl_eventreport(void __user *arg) /** * _ctl_do_reset - main handler for MPT2HARDRESET opcode + * @ioc: per adapter object * @arg - user space buffer containing ioctl content */ static long -_ctl_do_reset(void __user *arg) +_ctl_do_reset(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_ioctl_diag_reset karg; - struct MPT2SAS_ADAPTER *ioc; int retval; if (copy_from_user(&karg, arg, sizeof(karg))) { @@ -1204,8 +1187,6 @@ _ctl_do_reset(void __user *arg) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; if (ioc->shost_recovery || ioc->pci_error_recovery || ioc->is_driver_loading) @@ -1294,13 +1275,13 @@ _ctl_btdh_search_raid_device(struct MPT2SAS_ADAPTER *ioc, /** * _ctl_btdh_mapping - main handler for MPT2BTDHMAPPING opcode + * @ioc: per adapter object * @arg - user space buffer containing ioctl content */ static long -_ctl_btdh_mapping(void __user *arg) +_ctl_btdh_mapping(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_ioctl_btdh_mapping karg; - struct MPT2SAS_ADAPTER *ioc; int rc; if (copy_from_user(&karg, arg, sizeof(karg))) { @@ -1308,8 +1289,6 @@ _ctl_btdh_mapping(void __user *arg) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); @@ -1578,17 +1557,16 @@ mpt2sas_enable_diag_buffer(struct MPT2SAS_ADAPTER *ioc, u8 bits_to_register) /** * _ctl_diag_register - application register with driver + * @ioc: per adapter object * @arg - user space buffer containing ioctl content - * @state - NON_BLOCKING or BLOCKING * * This will allow the driver to setup any required buffers that will be * needed by firmware to communicate with the driver. */ static long -_ctl_diag_register(void __user *arg, enum block_state state) +_ctl_diag_register(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_diag_register karg; - struct MPT2SAS_ADAPTER *ioc; long rc; if (copy_from_user(&karg, arg, sizeof(karg))) { @@ -1596,30 +1574,23 @@ _ctl_diag_register(void __user *arg, enum block_state state) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; - if (state == NON_BLOCKING && !mutex_trylock(&ioc->ctl_cmds.mutex)) - return -EAGAIN; - else if (mutex_lock_interruptible(&ioc->ctl_cmds.mutex)) - return -ERESTARTSYS; rc = _ctl_diag_register_2(ioc, &karg); - mutex_unlock(&ioc->ctl_cmds.mutex); return rc; } /** * _ctl_diag_unregister - application unregister with driver + * @ioc: per adapter object * @arg - user space buffer containing ioctl content * * This will allow the driver to cleanup any memory allocated for diag * messages and to free up any resources. */ static long -_ctl_diag_unregister(void __user *arg) +_ctl_diag_unregister(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_diag_unregister karg; - struct MPT2SAS_ADAPTER *ioc; void *request_data; dma_addr_t request_data_dma; u32 request_data_sz; @@ -1630,8 +1601,6 @@ _ctl_diag_unregister(void __user *arg) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); @@ -1680,6 +1649,7 @@ _ctl_diag_unregister(void __user *arg) /** * _ctl_diag_query - query relevant info associated with diag buffers + * @ioc: per adapter object * @arg - user space buffer containing ioctl content * * The application will send only buffer_type and unique_id. Driver will @@ -1687,10 +1657,9 @@ _ctl_diag_unregister(void __user *arg) * 0x00, the driver will return info specified by Buffer Type. */ static long -_ctl_diag_query(void __user *arg) +_ctl_diag_query(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_diag_query karg; - struct MPT2SAS_ADAPTER *ioc; void *request_data; int i; u8 buffer_type; @@ -1700,8 +1669,6 @@ _ctl_diag_query(void __user *arg) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); @@ -1868,17 +1835,15 @@ _ctl_send_release(struct MPT2SAS_ADAPTER *ioc, u8 buffer_type, u8 *issue_reset) /** * _ctl_diag_release - request to send Diag Release Message to firmware * @arg - user space buffer containing ioctl content - * @state - NON_BLOCKING or BLOCKING * * This allows ownership of the specified buffer to returned to the driver, * allowing an application to read the buffer without fear that firmware is * overwritting information in the buffer. */ static long -_ctl_diag_release(void __user *arg, enum block_state state) +_ctl_diag_release(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_diag_release karg; - struct MPT2SAS_ADAPTER *ioc; void *request_data; int rc; u8 buffer_type; @@ -1889,8 +1854,6 @@ _ctl_diag_release(void __user *arg, enum block_state state) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); @@ -1944,32 +1907,25 @@ _ctl_diag_release(void __user *arg, enum block_state state) return 0; } - if (state == NON_BLOCKING && !mutex_trylock(&ioc->ctl_cmds.mutex)) - return -EAGAIN; - else if (mutex_lock_interruptible(&ioc->ctl_cmds.mutex)) - return -ERESTARTSYS; - rc = _ctl_send_release(ioc, buffer_type, &issue_reset); if (issue_reset) mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, FORCE_BIG_HAMMER); - mutex_unlock(&ioc->ctl_cmds.mutex); return rc; } /** * _ctl_diag_read_buffer - request for copy of the diag buffer + * @ioc: per adapter object * @arg - user space buffer containing ioctl content - * @state - NON_BLOCKING or BLOCKING */ static long -_ctl_diag_read_buffer(void __user *arg, enum block_state state) +_ctl_diag_read_buffer(struct MPT2SAS_ADAPTER *ioc, void __user *arg) { struct mpt2_diag_read_buffer karg; struct mpt2_diag_read_buffer __user *uarg = arg; - struct MPT2SAS_ADAPTER *ioc; void *request_data, *diag_data; Mpi2DiagBufferPostRequest_t *mpi_request; Mpi2DiagBufferPostReply_t *mpi_reply; @@ -1985,8 +1941,6 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) __FILE__, __LINE__, __func__); return -EFAULT; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); @@ -2057,10 +2011,6 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) } /* Get a free request frame and save the message context. */ - if (state == NON_BLOCKING && !mutex_trylock(&ioc->ctl_cmds.mutex)) - return -EAGAIN; - else if (mutex_lock_interruptible(&ioc->ctl_cmds.mutex)) - return -ERESTARTSYS; if (ioc->ctl_cmds.status != MPT2_CMD_NOT_USED) { printk(MPT2SAS_ERR_FMT "%s: ctl_cmd in use\n", @@ -2141,115 +2091,172 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) out: ioc->ctl_cmds.status = MPT2_CMD_NOT_USED; - mutex_unlock(&ioc->ctl_cmds.mutex); return rc; } + +#ifdef CONFIG_COMPAT +/** + * _ctl_compat_mpt_command - convert 32bit pointers to 64bit. + * @ioc: per adapter object + * @cmd - ioctl opcode + * @arg - (struct mpt2_ioctl_command32) + * + * MPT2COMMAND32 - Handle 32bit applications running on 64bit os. + */ +static long +_ctl_compat_mpt_command(struct MPT2SAS_ADAPTER *ioc, unsigned cmd, + void __user *arg) +{ + struct mpt2_ioctl_command32 karg32; + struct mpt2_ioctl_command32 __user *uarg; + struct mpt2_ioctl_command karg; + + if (_IOC_SIZE(cmd) != sizeof(struct mpt2_ioctl_command32)) + return -EINVAL; + + uarg = (struct mpt2_ioctl_command32 __user *) arg; + + if (copy_from_user(&karg32, (char __user *)arg, sizeof(karg32))) { + printk(KERN_ERR "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -EFAULT; + } + + memset(&karg, 0, sizeof(struct mpt2_ioctl_command)); + karg.hdr.ioc_number = karg32.hdr.ioc_number; + karg.hdr.port_number = karg32.hdr.port_number; + karg.hdr.max_data_size = karg32.hdr.max_data_size; + karg.timeout = karg32.timeout; + karg.max_reply_bytes = karg32.max_reply_bytes; + karg.data_in_size = karg32.data_in_size; + karg.data_out_size = karg32.data_out_size; + karg.max_sense_bytes = karg32.max_sense_bytes; + karg.data_sge_offset = karg32.data_sge_offset; + karg.reply_frame_buf_ptr = compat_ptr(karg32.reply_frame_buf_ptr); + karg.data_in_buf_ptr = compat_ptr(karg32.data_in_buf_ptr); + karg.data_out_buf_ptr = compat_ptr(karg32.data_out_buf_ptr); + karg.sense_data_ptr = compat_ptr(karg32.sense_data_ptr); + return _ctl_do_mpt_command(ioc, karg, &uarg->mf); +} +#endif + /** * _ctl_ioctl_main - main ioctl entry point * @file - (struct file) * @cmd - ioctl opcode * @arg - + * compat - handles 32 bit applications in 64bit os */ static long -_ctl_ioctl_main(struct file *file, unsigned int cmd, void __user *arg) +_ctl_ioctl_main(struct file *file, unsigned int cmd, void __user *arg, + u8 compat) { + struct MPT2SAS_ADAPTER *ioc; + struct mpt2_ioctl_header ioctl_header; enum block_state state; long ret = -EINVAL; - state = (file->f_flags & O_NONBLOCK) ? NON_BLOCKING : - BLOCKING; + /* get IOCTL header */ + if (copy_from_user(&ioctl_header, (char __user *)arg, + sizeof(struct mpt2_ioctl_header))) { + printk(KERN_ERR "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return -EFAULT; + } + + if (_ctl_verify_adapter(ioctl_header.ioc_number, &ioc) == -1 || !ioc) + return -ENODEV; + if (ioc->shost_recovery || ioc->pci_error_recovery || + ioc->is_driver_loading) + return -EAGAIN; + + state = (file->f_flags & O_NONBLOCK) ? NON_BLOCKING : BLOCKING; + if (state == NON_BLOCKING) { + if (!mutex_trylock(&ioc->ctl_cmds.mutex)) + return -EAGAIN; + } else if (mutex_lock_interruptible(&ioc->ctl_cmds.mutex)) { + return -ERESTARTSYS; + } switch (cmd) { case MPT2IOCINFO: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_ioctl_iocinfo)) - ret = _ctl_getiocinfo(arg); + ret = _ctl_getiocinfo(ioc, arg); break; +#ifdef CONFIG_COMPAT + case MPT2COMMAND32: +#endif case MPT2COMMAND: { - struct mpt2_ioctl_command karg; struct mpt2_ioctl_command __user *uarg; - struct MPT2SAS_ADAPTER *ioc; - + struct mpt2_ioctl_command karg; +#ifdef CONFIG_COMPAT + if (compat) { + ret = _ctl_compat_mpt_command(ioc, cmd, arg); + break; + } +#endif if (copy_from_user(&karg, arg, sizeof(karg))) { printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); - return -EFAULT; + ret = -EFAULT; + break; } - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || - !ioc) - return -ENODEV; - - if (ioc->shost_recovery || ioc->pci_error_recovery || - ioc->is_driver_loading) - return -EAGAIN; - if (_IOC_SIZE(cmd) == sizeof(struct mpt2_ioctl_command)) { uarg = arg; - ret = _ctl_do_mpt_command(ioc, karg, &uarg->mf, state); + ret = _ctl_do_mpt_command(ioc, karg, &uarg->mf); } break; } case MPT2EVENTQUERY: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_ioctl_eventquery)) - ret = _ctl_eventquery(arg); + ret = _ctl_eventquery(ioc, arg); break; case MPT2EVENTENABLE: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_ioctl_eventenable)) - ret = _ctl_eventenable(arg); + ret = _ctl_eventenable(ioc, arg); break; case MPT2EVENTREPORT: - ret = _ctl_eventreport(arg); + ret = _ctl_eventreport(ioc, arg); break; case MPT2HARDRESET: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_ioctl_diag_reset)) - ret = _ctl_do_reset(arg); + ret = _ctl_do_reset(ioc, arg); break; case MPT2BTDHMAPPING: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_ioctl_btdh_mapping)) - ret = _ctl_btdh_mapping(arg); + ret = _ctl_btdh_mapping(ioc, arg); break; case MPT2DIAGREGISTER: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_diag_register)) - ret = _ctl_diag_register(arg, state); + ret = _ctl_diag_register(ioc, arg); break; case MPT2DIAGUNREGISTER: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_diag_unregister)) - ret = _ctl_diag_unregister(arg); + ret = _ctl_diag_unregister(ioc, arg); break; case MPT2DIAGQUERY: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_diag_query)) - ret = _ctl_diag_query(arg); + ret = _ctl_diag_query(ioc, arg); break; case MPT2DIAGRELEASE: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_diag_release)) - ret = _ctl_diag_release(arg, state); + ret = _ctl_diag_release(ioc, arg); break; case MPT2DIAGREADBUFFER: if (_IOC_SIZE(cmd) == sizeof(struct mpt2_diag_read_buffer)) - ret = _ctl_diag_read_buffer(arg, state); + ret = _ctl_diag_read_buffer(ioc, arg); break; default: - { - struct mpt2_ioctl_command karg; - struct MPT2SAS_ADAPTER *ioc; - - if (copy_from_user(&karg, arg, sizeof(karg))) { - printk(KERN_ERR "failure at %s:%d/%s()!\n", - __FILE__, __LINE__, __func__); - return -EFAULT; - } - - if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || - !ioc) - return -ENODEV; dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "unsupported ioctl opcode(0x%08x)\n", ioc->name, cmd)); break; } - } + + mutex_unlock(&ioc->ctl_cmds.mutex); return ret; } @@ -2264,66 +2271,11 @@ _ctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { long ret; - mutex_lock(&_ctl_mutex); - ret = _ctl_ioctl_main(file, cmd, (void __user *)arg); - mutex_unlock(&_ctl_mutex); + ret = _ctl_ioctl_main(file, cmd, (void __user *)arg, 0); return ret; } - #ifdef CONFIG_COMPAT /** - * _ctl_compat_mpt_command - convert 32bit pointers to 64bit. - * @file - (struct file) - * @cmd - ioctl opcode - * @arg - (struct mpt2_ioctl_command32) - * - * MPT2COMMAND32 - Handle 32bit applications running on 64bit os. - */ -static long -_ctl_compat_mpt_command(struct file *file, unsigned cmd, unsigned long arg) -{ - struct mpt2_ioctl_command32 karg32; - struct mpt2_ioctl_command32 __user *uarg; - struct mpt2_ioctl_command karg; - struct MPT2SAS_ADAPTER *ioc; - enum block_state state; - - if (_IOC_SIZE(cmd) != sizeof(struct mpt2_ioctl_command32)) - return -EINVAL; - - uarg = (struct mpt2_ioctl_command32 __user *) arg; - - if (copy_from_user(&karg32, (char __user *)arg, sizeof(karg32))) { - printk(KERN_ERR "failure at %s:%d/%s()!\n", - __FILE__, __LINE__, __func__); - return -EFAULT; - } - if (_ctl_verify_adapter(karg32.hdr.ioc_number, &ioc) == -1 || !ioc) - return -ENODEV; - - if (ioc->shost_recovery || ioc->pci_error_recovery || - ioc->is_driver_loading) - return -EAGAIN; - - memset(&karg, 0, sizeof(struct mpt2_ioctl_command)); - karg.hdr.ioc_number = karg32.hdr.ioc_number; - karg.hdr.port_number = karg32.hdr.port_number; - karg.hdr.max_data_size = karg32.hdr.max_data_size; - karg.timeout = karg32.timeout; - karg.max_reply_bytes = karg32.max_reply_bytes; - karg.data_in_size = karg32.data_in_size; - karg.data_out_size = karg32.data_out_size; - karg.max_sense_bytes = karg32.max_sense_bytes; - karg.data_sge_offset = karg32.data_sge_offset; - karg.reply_frame_buf_ptr = compat_ptr(karg32.reply_frame_buf_ptr); - karg.data_in_buf_ptr = compat_ptr(karg32.data_in_buf_ptr); - karg.data_out_buf_ptr = compat_ptr(karg32.data_out_buf_ptr); - karg.sense_data_ptr = compat_ptr(karg32.sense_data_ptr); - state = (file->f_flags & O_NONBLOCK) ? NON_BLOCKING : BLOCKING; - return _ctl_do_mpt_command(ioc, karg, &uarg->mf, state); -} - -/** * _ctl_ioctl_compat - main ioctl entry point (compat) * @file - * @cmd - @@ -2336,12 +2288,7 @@ _ctl_ioctl_compat(struct file *file, unsigned cmd, unsigned long arg) { long ret; - mutex_lock(&_ctl_mutex); - if (cmd == MPT2COMMAND32) - ret = _ctl_compat_mpt_command(file, cmd, arg); - else - ret = _ctl_ioctl_main(file, cmd, (void __user *)arg); - mutex_unlock(&_ctl_mutex); + ret = _ctl_ioctl_main(file, cmd, (void __user *)arg, 1); return ret; } #endif @@ -2736,6 +2683,75 @@ _ctl_ioc_reply_queue_count_show(struct device *cdev, static DEVICE_ATTR(reply_queue_count, S_IRUGO, _ctl_ioc_reply_queue_count_show, NULL); +/** + * _ctl_BRM_status_show - Backup Rail Monitor Status + * @cdev - pointer to embedded class device + * @buf - the buffer returned + * + * This is number of reply queues + * + * A sysfs 'read-only' shost attribute. + */ +static ssize_t +_ctl_BRM_status_show(struct device *cdev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + Mpi2IOUnitPage3_t *io_unit_pg3 = NULL; + Mpi2ConfigReply_t mpi_reply; + u16 backup_rail_monitor_status = 0; + u16 ioc_status; + int sz; + ssize_t rc = 0; + + if (!ioc->is_warpdrive) { + printk(MPT2SAS_ERR_FMT "%s: BRM attribute is only for"\ + "warpdrive\n", ioc->name, __func__); + goto out; + } + + /* allocate upto GPIOVal 36 entries */ + sz = offsetof(Mpi2IOUnitPage3_t, GPIOVal) + (sizeof(u16) * 36); + io_unit_pg3 = kzalloc(sz, GFP_KERNEL); + if (!io_unit_pg3) { + printk(MPT2SAS_ERR_FMT "%s: failed allocating memory"\ + "for iounit_pg3: (%d) bytes\n", ioc->name, __func__, sz); + goto out; + } + + if (mpt2sas_config_get_iounit_pg3(ioc, &mpi_reply, io_unit_pg3, sz) != + 0) { + printk(MPT2SAS_ERR_FMT + "%s: failed reading iounit_pg3\n", ioc->name, + __func__); + goto out; + } + + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_ERR_FMT "%s: iounit_pg3 failed with"\ + "ioc_status(0x%04x)\n", ioc->name, __func__, ioc_status); + goto out; + } + + if (io_unit_pg3->GPIOCount < 25) { + printk(MPT2SAS_ERR_FMT "%s: iounit_pg3->GPIOCount less than"\ + "25 entries, detected (%d) entries\n", ioc->name, __func__, + io_unit_pg3->GPIOCount); + goto out; + } + + /* BRM status is in bit zero of GPIOVal[24] */ + backup_rail_monitor_status = le16_to_cpu(io_unit_pg3->GPIOVal[24]); + rc = snprintf(buf, PAGE_SIZE, "%d\n", (backup_rail_monitor_status & 1)); + + out: + kfree(io_unit_pg3); + return rc; +} +static DEVICE_ATTR(BRM_status, S_IRUGO, _ctl_BRM_status_show, NULL); + struct DIAG_BUFFER_START { __le32 Size; __le32 DiagVersion; @@ -2886,7 +2902,7 @@ _ctl_host_trace_buffer_enable_store(struct device *cdev, struct mpt2_diag_register diag_register; u8 issue_reset = 0; - if (sscanf(buf, "%s", str) != 1) + if (sscanf(buf, "%9s", str) != 1) return -EINVAL; if (!strcmp(str, "post")) { @@ -2947,6 +2963,7 @@ struct device_attribute *mpt2sas_host_attrs[] = { &dev_attr_host_trace_buffer, &dev_attr_host_trace_buffer_enable, &dev_attr_reply_queue_count, + &dev_attr_BRM_status, NULL, }; @@ -3001,7 +3018,6 @@ struct device_attribute *mpt2sas_dev_attrs[] = { static const struct file_operations ctl_fops = { .owner = THIS_MODULE, .unlocked_ioctl = _ctl_ioctl, - .release = _ctl_release, .poll = _ctl_poll, .fasync = _ctl_fasync, #ifdef CONFIG_COMPAT diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.h b/drivers/scsi/mpt2sas/mpt2sas_ctl.h index 11ff1d5fb8f..8b2ac1869dc 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.h +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.h @@ -3,7 +3,7 @@ * controllers * * This code is based on drivers/scsi/mpt2sas/mpt2_ctl.h - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt2sas/mpt2sas_debug.h b/drivers/scsi/mpt2sas/mpt2sas_debug.h index 9731f8e661b..a9021cbd662 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_debug.h +++ b/drivers/scsi/mpt2sas/mpt2sas_debug.h @@ -2,7 +2,7 @@ * Logging Support for MPT (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt2sas/mpt2_debug.c - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index 193e33e28e4..5055f925d2c 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -2,7 +2,7 @@ * Scsi Host Layer for MPT (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt2sas/mpt2_scsih.c - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -101,6 +101,10 @@ static ushort max_sectors = 0xFFFF; module_param(max_sectors, ushort, 0); MODULE_PARM_DESC(max_sectors, "max sectors, range 64 to 32767 default=32767"); +static int missing_delay[2] = {-1, -1}; +module_param_array(missing_delay, int, NULL, 0); +MODULE_PARM_DESC(missing_delay, " device missing delay , io missing delay"); + /* scsi-mid layer global parmeter is max_report_luns, which is 511 */ #define MPT2SAS_MAX_LUN (16895) static int max_lun = MPT2SAS_MAX_LUN; @@ -119,6 +123,15 @@ module_param(diag_buffer_enable, int, 0); MODULE_PARM_DESC(diag_buffer_enable, " post diag buffers " "(TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)"); +static int disable_discovery = -1; +module_param(disable_discovery, int, 0); +MODULE_PARM_DESC(disable_discovery, " disable discovery "); + +/* permit overriding the host protection capabilities mask (EEDP/T10 PI) */ +static int prot_mask = 0; +module_param(prot_mask, int, 0); +MODULE_PARM_DESC(prot_mask, " host protection capabilities mask, def=7 "); + /** * struct sense_info - common structure for obtaining sense keys * @skey: sense key @@ -579,14 +592,12 @@ _scsih_sas_device_remove(struct MPT2SAS_ADAPTER *ioc, return; spin_lock_irqsave(&ioc->sas_device_lock, flags); - if (mpt2sas_scsih_sas_device_find_by_sas_address(ioc, - sas_device->sas_address)) { - list_del(&sas_device->list); - kfree(sas_device); - } + list_del(&sas_device->list); + kfree(sas_device); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } + /** * _scsih_sas_device_add - insert sas_device to the list. * @ioc: per adapter object @@ -617,11 +628,12 @@ _scsih_sas_device_add(struct MPT2SAS_ADAPTER *ioc, * devices while scanning is turned on due to an oops in * scsi_sysfs_add_sdev()->add_device()->sysfs_addrm_start() */ - if (!ioc->is_driver_loading) + if (!ioc->is_driver_loading) { mpt2sas_transport_port_remove(ioc, sas_device->sas_address, sas_device->sas_address_parent); - _scsih_sas_device_remove(ioc, sas_device); + _scsih_sas_device_remove(ioc, sas_device); + } } } @@ -645,8 +657,8 @@ _scsih_sas_device_init_add(struct MPT2SAS_ADAPTER *ioc, spin_lock_irqsave(&ioc->sas_device_lock, flags); list_add_tail(&sas_device->list, &ioc->sas_device_init_list); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); _scsih_determine_boot_device(ioc, sas_device, 0); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } /** @@ -755,7 +767,6 @@ _scsih_raid_device_add(struct MPT2SAS_ADAPTER *ioc, * @ioc: per adapter object * @raid_device: raid_device object * - * This is removed from the raid_device_list link list. */ static void _scsih_raid_device_remove(struct MPT2SAS_ADAPTER *ioc, @@ -765,7 +776,6 @@ _scsih_raid_device_remove(struct MPT2SAS_ADAPTER *ioc, spin_lock_irqsave(&ioc->raid_device_lock, flags); list_del(&raid_device->list); - memset(raid_device, 0, sizeof(struct _raid_device)); kfree(raid_device); spin_unlock_irqrestore(&ioc->raid_device_lock, flags); } @@ -1199,10 +1209,10 @@ _scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth) spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, sas_device_priv_data->sas_target->sas_address); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (sas_device && sas_device->device_info & MPI2_SAS_DEVICE_INFO_SATA_DEVICE) max_depth = MPT2SAS_SATA_QUEUE_DEPTH; + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); not_sata: @@ -1299,7 +1309,8 @@ _scsih_target_alloc(struct scsi_target *starget) sas_target_priv_data->handle = raid_device->handle; sas_target_priv_data->sas_address = raid_device->wwid; sas_target_priv_data->flags |= MPT_TARGET_FLAGS_VOLUME; - sas_target_priv_data->raid_device = raid_device; + if (ioc->is_warpdrive) + sas_target_priv_data->raid_device = raid_device; raid_device->starget = starget; } spin_unlock_irqrestore(&ioc->raid_device_lock, flags); @@ -1392,6 +1403,7 @@ _scsih_slave_alloc(struct scsi_device *sdev) struct MPT2SAS_DEVICE *sas_device_priv_data; struct scsi_target *starget; struct _raid_device *raid_device; + struct _sas_device *sas_device; unsigned long flags; sas_device_priv_data = kzalloc(sizeof(struct scsi_device), GFP_KERNEL); @@ -1420,6 +1432,19 @@ _scsih_slave_alloc(struct scsi_device *sdev) spin_unlock_irqrestore(&ioc->raid_device_lock, flags); } + if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) { + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, + sas_target_priv_data->sas_address); + if (sas_device && (sas_device->starget == NULL)) { + sdev_printk(KERN_INFO, sdev, + "%s : sas_device->starget set to starget @ %d\n", + __func__, __LINE__); + sas_device->starget = starget; + } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + } + return 0; } @@ -1465,12 +1490,12 @@ _scsih_slave_destroy(struct scsi_device *sdev) /** * _scsih_display_sata_capabilities - sata capabilities * @ioc: per adapter object - * @sas_device: the sas_device object + * @handle: device handle * @sdev: scsi device struct */ static void _scsih_display_sata_capabilities(struct MPT2SAS_ADAPTER *ioc, - struct _sas_device *sas_device, struct scsi_device *sdev) + u16 handle, struct scsi_device *sdev) { Mpi2ConfigReply_t mpi_reply; Mpi2SasDevicePage0_t sas_device_pg0; @@ -1479,7 +1504,7 @@ _scsih_display_sata_capabilities(struct MPT2SAS_ADAPTER *ioc, u32 device_info; if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, - MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, sas_device->handle))) { + MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); return; @@ -1537,27 +1562,40 @@ _scsih_get_resync(struct device *dev) Mpi2RaidVolPage0_t vol_pg0; Mpi2ConfigReply_t mpi_reply; u32 volume_status_flags; - u8 percent_complete = 0; + u8 percent_complete; + u16 handle; + + percent_complete = 0; + handle = 0; + if (ioc->is_warpdrive) + goto out; spin_lock_irqsave(&ioc->raid_device_lock, flags); raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, sdev->channel); + if (raid_device) { + handle = raid_device->handle; + percent_complete = raid_device->percent_complete; + } spin_unlock_irqrestore(&ioc->raid_device_lock, flags); - if (!raid_device || ioc->is_warpdrive) + if (!handle) goto out; if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, - MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, + MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, sizeof(Mpi2RaidVolPage0_t))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); + percent_complete = 0; goto out; } volume_status_flags = le32_to_cpu(vol_pg0.VolumeStatusFlags); - if (volume_status_flags & MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS) - percent_complete = raid_device->percent_complete; + if (!(volume_status_flags & + MPI2_RAIDVOL0_STATUS_FLAG_RESYNC_IN_PROGRESS)) + percent_complete = 0; + out: raid_set_resync(mpt2sas_raid_template, dev, percent_complete); } @@ -1577,17 +1615,20 @@ _scsih_get_state(struct device *dev) Mpi2ConfigReply_t mpi_reply; u32 volstate; enum raid_state state = RAID_STATE_UNKNOWN; + u16 handle = 0; spin_lock_irqsave(&ioc->raid_device_lock, flags); raid_device = _scsih_raid_device_find_by_id(ioc, sdev->id, sdev->channel); + if (raid_device) + handle = raid_device->handle; spin_unlock_irqrestore(&ioc->raid_device_lock, flags); if (!raid_device) goto out; if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &vol_pg0, - MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, raid_device->handle, + MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, sizeof(Mpi2RaidVolPage0_t))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); @@ -1620,14 +1661,14 @@ _scsih_get_state(struct device *dev) /** * _scsih_set_level - set raid level * @sdev: scsi device struct - * @raid_device: raid_device object + * @volume_type: volume type */ static void -_scsih_set_level(struct scsi_device *sdev, struct _raid_device *raid_device) +_scsih_set_level(struct scsi_device *sdev, u8 volume_type) { enum raid_level level = RAID_LEVEL_UNKNOWN; - switch (raid_device->volume_type) { + switch (volume_type) { case MPI2_RAID_VOL_TYPE_RAID0: level = RAID_LEVEL_0; break; @@ -1722,6 +1763,7 @@ _scsih_disable_ddio(struct MPT2SAS_ADAPTER *ioc) struct _raid_device *raid_device; u16 handle; u16 ioc_status; + unsigned long flags; handle = 0xFFFF; while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply, @@ -1731,9 +1773,11 @@ _scsih_disable_ddio(struct MPT2SAS_ADAPTER *ioc) if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) break; handle = le16_to_cpu(vol_pg1.DevHandle); + spin_lock_irqsave(&ioc->raid_device_lock, flags); raid_device = _scsih_raid_device_find_by_handle(ioc, handle); if (raid_device) raid_device->direct_io_enabled = 0; + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); } return; } @@ -1838,7 +1882,8 @@ _scsih_init_warpdrive_properties(struct MPT2SAS_ADAPTER *ioc, if (mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_PHYSDISKNUM, vol_pg0->PhysDisk[count].PhysDiskNum) || - pd_pg0.DevHandle == MPT2SAS_INVALID_DEVICE_HANDLE) { + le16_to_cpu(pd_pg0.DevHandle) == + MPT2SAS_INVALID_DEVICE_HANDLE) { printk(MPT2SAS_INFO_FMT "WarpDrive : Direct IO is " "disabled for the drive with handle(0x%04x) member" "handle retrieval failed for member number=%d\n", @@ -1968,19 +2013,21 @@ _scsih_slave_configure(struct scsi_device *sdev) u8 ssp_target = 0; char *ds = ""; char *r_level = ""; + u16 handle, volume_handle = 0; + u64 volume_wwid = 0; qdepth = 1; sas_device_priv_data = sdev->hostdata; sas_device_priv_data->configured_lun = 1; sas_device_priv_data->flags &= ~MPT_DEVICE_FLAGS_INIT; sas_target_priv_data = sas_device_priv_data->sas_target; + handle = sas_target_priv_data->handle; /* raid volume handling */ if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME) { spin_lock_irqsave(&ioc->raid_device_lock, flags); - raid_device = _scsih_raid_device_find_by_handle(ioc, - sas_target_priv_data->handle); + raid_device = _scsih_raid_device_find_by_handle(ioc, handle); spin_unlock_irqrestore(&ioc->raid_device_lock, flags); if (!raid_device) { dfailprintk(ioc, printk(MPT2SAS_WARN_FMT @@ -1989,8 +2036,6 @@ _scsih_slave_configure(struct scsi_device *sdev) return 1; } - _scsih_get_volume_capabilities(ioc, raid_device); - if (_scsih_get_volume_capabilities(ioc, raid_device)) { dfailprintk(ioc, printk(MPT2SAS_WARN_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, @@ -2058,68 +2103,67 @@ _scsih_slave_configure(struct scsi_device *sdev) _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); /* raid transport support */ if (!ioc->is_warpdrive) - _scsih_set_level(sdev, raid_device); + _scsih_set_level(sdev, raid_device->volume_type); return 0; } /* non-raid handling */ - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, - sas_device_priv_data->sas_target->sas_address); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (sas_device) { - if (sas_target_priv_data->flags & - MPT_TARGET_FLAGS_RAID_COMPONENT) { - if (mpt2sas_config_get_volume_handle(ioc, - sas_device->handle, &sas_device->volume_handle)) { - dfailprintk(ioc, printk(MPT2SAS_WARN_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__)); - return 1; - } - if (sas_device->volume_handle && - mpt2sas_config_get_volume_wwid(ioc, - sas_device->volume_handle, - &sas_device->volume_wwid)) { - dfailprintk(ioc, printk(MPT2SAS_WARN_FMT - "failure at %s:%d/%s()!\n", ioc->name, - __FILE__, __LINE__, __func__)); - return 1; - } + if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) { + if (mpt2sas_config_get_volume_handle(ioc, handle, + &volume_handle)) { + dfailprintk(ioc, printk(MPT2SAS_WARN_FMT + "failure at %s:%d/%s()!\n", ioc->name, + __FILE__, __LINE__, __func__)); + return 1; } - if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { - qdepth = MPT2SAS_SAS_QUEUE_DEPTH; - ssp_target = 1; - ds = "SSP"; - } else { - qdepth = MPT2SAS_SATA_QUEUE_DEPTH; - if (sas_device->device_info & - MPI2_SAS_DEVICE_INFO_STP_TARGET) - ds = "STP"; - else if (sas_device->device_info & - MPI2_SAS_DEVICE_INFO_SATA_DEVICE) - ds = "SATA"; + if (volume_handle && mpt2sas_config_get_volume_wwid(ioc, + volume_handle, &volume_wwid)) { + dfailprintk(ioc, printk(MPT2SAS_WARN_FMT + "failure at %s:%d/%s()!\n", ioc->name, + __FILE__, __LINE__, __func__)); + return 1; } + } - sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " - "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", - ds, sas_device->handle, - (unsigned long long)sas_device->sas_address, - sas_device->phy, - (unsigned long long)sas_device->device_name); - sdev_printk(KERN_INFO, sdev, "%s: " - "enclosure_logical_id(0x%016llx), slot(%d)\n", ds, - (unsigned long long) sas_device->enclosure_logical_id, - sas_device->slot); - - if (!ssp_target) - _scsih_display_sata_capabilities(ioc, sas_device, sdev); - } else { + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, + sas_device_priv_data->sas_target->sas_address); + if (!sas_device) { + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); dfailprintk(ioc, printk(MPT2SAS_WARN_FMT - "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, - __func__)); + "failure at %s:%d/%s()!\n", ioc->name, __FILE__, + __LINE__, __func__)); return 1; } + sas_device->volume_handle = volume_handle; + sas_device->volume_wwid = volume_wwid; + if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_SSP_TARGET) { + qdepth = MPT2SAS_SAS_QUEUE_DEPTH; + ssp_target = 1; + ds = "SSP"; + } else { + qdepth = MPT2SAS_SATA_QUEUE_DEPTH; + if (sas_device->device_info & MPI2_SAS_DEVICE_INFO_STP_TARGET) + ds = "STP"; + else if (sas_device->device_info & + MPI2_SAS_DEVICE_INFO_SATA_DEVICE) + ds = "SATA"; + } + sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " + "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", + ds, sas_device->handle, + (unsigned long long)sas_device->sas_address, + sas_device->phy, + (unsigned long long)sas_device->device_name); + sdev_printk(KERN_INFO, sdev, "%s: " + "enclosure_logical_id(0x%016llx), slot(%d)\n", ds, + (unsigned long long) sas_device->enclosure_logical_id, + sas_device->slot); + + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (!ssp_target) + _scsih_display_sata_capabilities(ioc, handle, sdev); + _scsih_change_queue_depth(sdev, qdepth, SCSI_QDEPTH_DEFAULT); @@ -2324,7 +2368,6 @@ mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) * @type: MPI2_SCSITASKMGMT_TASKTYPE__XXX (defined in mpi2_init.h) * @smid_task: smid assigned to the task * @timeout: timeout in seconds - * @serial_number: the serial_number from scmd * @m_type: TM_MUTEX_ON or TM_MUTEX_OFF * Context: user * @@ -2337,7 +2380,7 @@ mpt2sas_scsih_clear_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) int mpt2sas_scsih_issue_tm(struct MPT2SAS_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) + enum mutex_type m_type) { Mpi2SCSITaskManagementRequest_t *mpi_request; Mpi2SCSITaskManagementReply_t *mpi_reply; @@ -2590,8 +2633,7 @@ _scsih_abort(struct scsi_cmnd *scmd) handle = sas_device_priv_data->sas_target->handle; r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, scmd->device->id, scmd->device->lun, - MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, - scmd->serial_number, TM_MUTEX_ON); + MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, TM_MUTEX_ON); out: sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n", @@ -2652,8 +2694,7 @@ _scsih_dev_reset(struct scsi_cmnd *scmd) r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, scmd->device->id, scmd->device->lun, - MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, 0, - TM_MUTEX_ON); + MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, TM_MUTEX_ON); out: sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n", @@ -2713,7 +2754,7 @@ _scsih_target_reset(struct scsi_cmnd *scmd) r = mpt2sas_scsih_issue_tm(ioc, handle, scmd->device->channel, scmd->device->id, 0, MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, - 30, 0, TM_MUTEX_ON); + 30, TM_MUTEX_ON); out: starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n", @@ -2888,7 +2929,7 @@ _scsih_ublock_io_all_device(struct MPT2SAS_ADAPTER *ioc) dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, "device_running, " "handle(0x%04x)\n", sas_device_priv_data->sas_target->handle)); - scsi_internal_device_unblock(sdev); + scsi_internal_device_unblock(sdev, SDEV_RUNNING); } } /** @@ -2899,7 +2940,7 @@ _scsih_ublock_io_all_device(struct MPT2SAS_ADAPTER *ioc) * During device pull we need to appropiately set the sdev state. */ static void -_scsih_ublock_io_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) +_scsih_ublock_io_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address) { struct MPT2SAS_DEVICE *sas_device_priv_data; struct scsi_device *sdev; @@ -2910,12 +2951,14 @@ _scsih_ublock_io_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) continue; if (!sas_device_priv_data->block) continue; - if (sas_device_priv_data->sas_target->handle == handle) { + if (sas_device_priv_data->sas_target->sas_address == + sas_address) { dewtprintk(ioc, sdev_printk(KERN_INFO, sdev, MPT2SAS_INFO_FMT "SDEV_RUNNING: " - "handle(0x%04x)\n", ioc->name, handle)); + "sas address(0x%016llx)\n", ioc->name, + (unsigned long long)sas_address)); sas_device_priv_data->block = 0; - scsi_internal_device_unblock(sdev); + scsi_internal_device_unblock(sdev, SDEV_RUNNING); } } } @@ -3006,10 +3049,10 @@ _scsih_block_io_to_children_attached_to_ex(struct MPT2SAS_ADAPTER *ioc, sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, mpt2sas_port->remote_identify.sas_address); + if (sas_device) + set_bit(sas_device->handle, + ioc->blocking_handles); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (!sas_device) - continue; - _scsih_block_io_device(ioc, sas_device->handle); } } @@ -3020,12 +3063,9 @@ _scsih_block_io_to_children_attached_to_ex(struct MPT2SAS_ADAPTER *ioc, SAS_EDGE_EXPANDER_DEVICE || mpt2sas_port->remote_identify.device_type == SAS_FANOUT_EXPANDER_DEVICE) { - - spin_lock_irqsave(&ioc->sas_node_lock, flags); expander_sibling = mpt2sas_scsih_expander_find_by_sas_address( ioc, mpt2sas_port->remote_identify.sas_address); - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); _scsih_block_io_to_children_attached_to_ex(ioc, expander_sibling); } @@ -3124,7 +3164,7 @@ _scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle) dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "setting delete flag: " "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, handle, (unsigned long long)sas_address)); - _scsih_ublock_io_device(ioc, handle); + _scsih_ublock_io_device(ioc, sas_address); sas_target_priv_data->handle = MPT2SAS_INVALID_DEVICE_HANDLE; } @@ -3174,16 +3214,19 @@ static u8 _scsih_sas_control_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) { -#ifdef CONFIG_SCSI_MPT2SAS_LOGGING Mpi2SasIoUnitControlReply_t *mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); -#endif - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT - "sc_complete:handle(0x%04x), (open) " - "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", - ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid, - le16_to_cpu(mpi_reply->IOCStatus), - le32_to_cpu(mpi_reply->IOCLogInfo))); + if (likely(mpi_reply)) { + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT + "sc_complete:handle(0x%04x), (open) " + "smid(%d), ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc->name, le16_to_cpu(mpi_reply->DevHandle), smid, + le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo))); + } else { + printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + } return 1; } @@ -3262,7 +3305,11 @@ _scsih_tm_volume_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, "progress!\n", __func__, ioc->name)); return 1; } - + if (unlikely(!mpi_reply)) { + printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + return 1; + } mpi_request_tm = mpt2sas_base_get_msg_frame(ioc, smid); handle = le16_to_cpu(mpi_request_tm->DevHandle); if (handle != le16_to_cpu(mpi_reply->DevHandle)) { @@ -3325,7 +3372,11 @@ _scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, "operational\n", __func__, ioc->name)); return 1; } - + if (unlikely(!mpi_reply)) { + printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + return 1; + } mpi_request_tm = mpt2sas_base_get_msg_frame(ioc, smid); handle = le16_to_cpu(mpi_request_tm->DevHandle); if (handle != le16_to_cpu(mpi_reply->DevHandle)) { @@ -3441,14 +3492,20 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc, _scsih_block_io_to_children_attached_directly(ioc, event_data); return; } - - if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING - || event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING) { + if (event_data->ExpStatus == + MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING) { + /* put expander attached devices into blocking state */ spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_expander = mpt2sas_scsih_expander_find_by_handle(ioc, expander_handle); - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); _scsih_block_io_to_children_attached_to_ex(ioc, sas_expander); + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + do { + handle = find_first_bit(ioc->blocking_handles, + ioc->facts.MaxDevHandle); + if (handle < ioc->facts.MaxDevHandle) + _scsih_block_io_device(ioc, handle); + } while (test_and_clear_bit(handle, ioc->blocking_handles)); } else if (event_data->ExpStatus == MPI2_EVENT_SAS_TOPO_ES_RESPONDING) _scsih_block_io_to_children_attached_directly(ioc, event_data); @@ -3736,8 +3793,6 @@ static void _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) { u8 ascq; - u8 sk; - u8 host_byte; switch (ioc_status) { case MPI2_IOCSTATUS_EEDP_GUARD_ERROR: @@ -3754,16 +3809,8 @@ _scsih_eedp_error_handling(struct scsi_cmnd *scmd, u16 ioc_status) break; } - if (scmd->sc_data_direction == DMA_TO_DEVICE) { - sk = ILLEGAL_REQUEST; - host_byte = DID_ABORT; - } else { - sk = ABORTED_COMMAND; - host_byte = DID_OK; - } - - scsi_build_sense_buffer(0, scmd->sense_buffer, sk, 0x10, ascq); - scmd->result = DRIVER_SENSE << 24 | (host_byte << 16) | + scsi_build_sense_buffer(0, scmd->sense_buffer, ILLEGAL_REQUEST, 0x10, ascq); + scmd->result = DRIVER_SENSE << 24 | (DID_ABORT << 16) | SAM_STAT_CHECK_CONDITION; } @@ -3903,9 +3950,9 @@ _scsih_setup_direct_io(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, * SCSI_MLQUEUE_HOST_BUSY if the entire host queue is full */ static int -_scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) +_scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd) { - struct MPT2SAS_ADAPTER *ioc = shost_priv(scmd->device->host); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); struct MPT2SAS_DEVICE *sas_device_priv_data; struct MPT2SAS_TARGET *sas_target_priv_data; struct _raid_device *raid_device; @@ -3913,7 +3960,6 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) u32 mpi_control; u16 smid; - scmd->scsi_done = done; sas_device_priv_data = scmd->device->hostdata; if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { scmd->result = DID_NO_CONNECT << 16; @@ -3963,11 +4009,7 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) else mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; } else -/* MPI Revision I (UNIT = 0xA) - removed MPI2_SCSIIO_CONTROL_UNTAGGED */ -/* mpi_control |= MPI2_SCSIIO_CONTROL_UNTAGGED; - */ - mpi_control |= (0x500); - + mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; } else mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; /* Make sure Device is not raid volume. @@ -3993,7 +4035,7 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) MPT_TARGET_FLAGS_RAID_COMPONENT) mpi_request->Function = MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; else - mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; + mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; mpi_request->DevHandle = cpu_to_le16(sas_device_priv_data->sas_target->handle); mpi_request->DataLength = cpu_to_le32(scsi_bufflen(scmd)); @@ -4037,8 +4079,6 @@ _scsih_qcmd_lck(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) return SCSI_MLQUEUE_HOST_BUSY; } -static DEF_SCSI_QCMD(_scsih_qcmd) - /** * _scsih_normalize_sense - normalize descriptor and fixed format sense data * @sense_buffer: sense data returned by target @@ -4446,8 +4486,8 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) != MPI2_IOCSTATUS_SCSI_TASK_TERMINATED)) { spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); ioc->scsi_lookup[smid - 1].scmd = scmd; - spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); _scsih_scsi_direct_io_set(ioc, smid, 0); + spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len); mpi_request->DevHandle = cpu_to_le16(sas_device_priv_data->sas_target->handle); @@ -5020,13 +5060,11 @@ mpt2sas_expander_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address) spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, sas_address); - if (!sas_expander) { - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); - return; - } - list_del(&sas_expander->list); + if (sas_expander) + list_del(&sas_expander->list); spin_unlock_irqrestore(&ioc->sas_node_lock, flags); - _scsih_expander_node_remove(ioc, sas_expander); + if (sas_expander) + _scsih_expander_node_remove(ioc, sas_expander); } /** @@ -5106,6 +5144,7 @@ _scsih_check_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) struct MPT2SAS_TARGET *sas_target_priv_data; u32 device_info; + if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) return; @@ -5139,21 +5178,24 @@ _scsih_check_device(struct MPT2SAS_ADAPTER *ioc, u16 handle) sas_target_priv_data->handle = handle; sas_device->handle = handle; } - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); /* check if device is present */ if (!(le16_to_cpu(sas_device_pg0.Flags) & MPI2_SAS_DEVICE0_FLAGS_DEVICE_PRESENT)) { printk(MPT2SAS_ERR_FMT "device is not present " "handle(0x%04x), flags!!!\n", ioc->name, handle); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); return; } /* check if there were any issues with discovery */ if (_scsih_check_access_status(ioc, sas_address, handle, - sas_device_pg0.AccessStatus)) + sas_device_pg0.AccessStatus)) { + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); return; - _scsih_ublock_io_device(ioc, handle); + } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + _scsih_ublock_io_device(ioc, sas_address); } @@ -5280,54 +5322,71 @@ static void _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, struct _sas_device *sas_device) { - struct _sas_device sas_device_backup; struct MPT2SAS_TARGET *sas_target_priv_data; - if (!sas_device) - return; - - memcpy(&sas_device_backup, sas_device, sizeof(struct _sas_device)); - _scsih_sas_device_remove(ioc, sas_device); - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter: " "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, - sas_device_backup.handle, (unsigned long long) - sas_device_backup.sas_address)); + sas_device->handle, (unsigned long long) + sas_device->sas_address)); - if (sas_device_backup.starget && sas_device_backup.starget->hostdata) { - sas_target_priv_data = sas_device_backup.starget->hostdata; + if (sas_device->starget && sas_device->starget->hostdata) { + sas_target_priv_data = sas_device->starget->hostdata; sas_target_priv_data->deleted = 1; - _scsih_ublock_io_device(ioc, sas_device_backup.handle); + _scsih_ublock_io_device(ioc, sas_device->sas_address); sas_target_priv_data->handle = MPT2SAS_INVALID_DEVICE_HANDLE; } - _scsih_ublock_io_device(ioc, sas_device_backup.handle); - if (!ioc->hide_drives) mpt2sas_transport_port_remove(ioc, - sas_device_backup.sas_address, - sas_device_backup.sas_address_parent); + sas_device->sas_address, + sas_device->sas_address_parent); printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), sas_addr" - "(0x%016llx)\n", ioc->name, sas_device_backup.handle, - (unsigned long long) sas_device_backup.sas_address); + "(0x%016llx)\n", ioc->name, sas_device->handle, + (unsigned long long) sas_device->sas_address); dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit: " "handle(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, - sas_device_backup.handle, (unsigned long long) - sas_device_backup.sas_address)); + sas_device->handle, (unsigned long long) + sas_device->sas_address)); + kfree(sas_device); +} +/** + * _scsih_device_remove_by_handle - removing device object by handle + * @ioc: per adapter object + * @handle: device handle + * + * Return nothing. + */ +static void +_scsih_device_remove_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) +{ + struct _sas_device *sas_device; + unsigned long flags; + + if (ioc->shost_recovery) + return; + + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + if (sas_device) + list_del(&sas_device->list); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + if (sas_device) + _scsih_remove_device(ioc, sas_device); } /** - * mpt2sas_device_remove - removing device object + * mpt2sas_device_remove_by_sas_address - removing device object by sas address * @ioc: per adapter object - * @sas_address: expander sas_address + * @sas_address: device sas_address * * Return nothing. */ void -mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address) +mpt2sas_device_remove_by_sas_address(struct MPT2SAS_ADAPTER *ioc, + u64 sas_address) { struct _sas_device *sas_device; unsigned long flags; @@ -5338,14 +5397,12 @@ mpt2sas_device_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address) spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, sas_address); - if (!sas_device) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - return; - } + if (sas_device) + list_del(&sas_device->list); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - _scsih_remove_device(ioc, sas_device); + if (sas_device) + _scsih_remove_device(ioc, sas_device); } - #ifdef CONFIG_SCSI_MPT2SAS_LOGGING /** * _scsih_sas_topology_change_event_debug - debug for topology event @@ -5442,7 +5499,6 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, u16 reason_code; u8 phy_number, max_phys; struct _sas_node *sas_expander; - struct _sas_device *sas_device; u64 sas_address; unsigned long flags; u8 link_rate, prev_link_rate; @@ -5477,15 +5533,17 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_expander = mpt2sas_scsih_expander_find_by_handle(ioc, parent_handle); - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (sas_expander) { sas_address = sas_expander->sas_address; max_phys = sas_expander->num_phys; } else if (parent_handle < ioc->sas_hba.num_phys) { sas_address = ioc->sas_hba.sas_address; max_phys = ioc->sas_hba.num_phys; - } else + } else { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); /* handle siblings events */ for (i = 0; i < event_data->NumEntries; i++) { @@ -5540,16 +5598,7 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, break; case MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING: - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, - handle); - if (!sas_device) { - spin_unlock_irqrestore(&ioc->sas_device_lock, - flags); - break; - } - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - _scsih_remove_device(ioc, sas_device); + _scsih_device_remove_by_handle(ioc, handle); break; } } @@ -5672,20 +5721,24 @@ _scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc, sas_address = le64_to_cpu(event_data->SASAddress); sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, sas_address); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (!sas_device || !sas_device->starget) + if (!sas_device || !sas_device->starget) { + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); return; + } target_priv_data = sas_device->starget->hostdata; - if (!target_priv_data) + if (!target_priv_data) { + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); return; + } if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET) target_priv_data->tm_busy = 1; else target_priv_data->tm_busy = 0; + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); } #ifdef CONFIG_SCSI_MPT2SAS_LOGGING @@ -5744,7 +5797,7 @@ _scsih_sas_enclosure_dev_status_change_event(struct MPT2SAS_ADAPTER *ioc, } /** - * _scsih_sas_broadcast_primative_event - handle broadcast events + * _scsih_sas_broadcast_primitive_event - handle broadcast events * @ioc: per adapter object * @fw_event: The fw_event_work object * Context: user. @@ -5752,7 +5805,7 @@ _scsih_sas_enclosure_dev_status_change_event(struct MPT2SAS_ADAPTER *ioc, * Return nothing. */ static void -_scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, +_scsih_sas_broadcast_primitive_event(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work *fw_event) { struct scsi_cmnd *scmd; @@ -5771,9 +5824,10 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, u8 task_abort_retries; mutex_lock(&ioc->tm_cmds.mutex); - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter: phy number(%d), " - "width(%d)\n", ioc->name, __func__, event_data->PhyNum, - event_data->PortWidth)); + pr_info(MPT2SAS_FMT + "%s: enter: phy number(%d), width(%d)\n", + ioc->name, __func__, event_data->PhyNum, + event_data->PortWidth); _scsih_block_io_all_device(ioc); @@ -5820,7 +5874,7 @@ broadcast_aen_retry: spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); r = mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun, - MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, 0, + MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, TM_MUTEX_OFF); if (r == FAILED) { sdev_printk(KERN_WARNING, sdev, @@ -5862,7 +5916,7 @@ broadcast_aen_retry: r = mpt2sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id, sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, - scmd->serial_number, TM_MUTEX_OFF); + TM_MUTEX_OFF); if (r == FAILED) { sdev_printk(KERN_WARNING, sdev, "mpt2sas_scsih_issue_tm: ABORT_TASK: FAILED : " @@ -5928,8 +5982,14 @@ _scsih_sas_discovery_event(struct MPT2SAS_ADAPTER *ioc, #endif if (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED && - !ioc->sas_hba.num_phys) + !ioc->sas_hba.num_phys) { + if (disable_discovery > 0 && ioc->shost_recovery) { + /* Wait for the reset to complete */ + while (ioc->shost_recovery) + ssleep(1); + } _scsih_sas_host_add(ioc); + } } /** @@ -5950,30 +6010,6 @@ _scsih_reprobe_lun(struct scsi_device *sdev, void *no_uld_attach) } /** - * _scsih_reprobe_target - reprobing target - * @starget: scsi target struct - * @no_uld_attach: sdev->no_uld_attach flag setting - * - * Note: no_uld_attach flag determines whether the disk device is attached - * to block layer. A value of `1` means to not attach. - **/ -static void -_scsih_reprobe_target(struct scsi_target *starget, int no_uld_attach) -{ - struct MPT2SAS_TARGET *sas_target_priv_data; - - if (starget == NULL) - return; - sas_target_priv_data = starget->hostdata; - if (no_uld_attach) - sas_target_priv_data->flags |= MPT_TARGET_FLAGS_RAID_COMPONENT; - else - sas_target_priv_data->flags &= ~MPT_TARGET_FLAGS_RAID_COMPONENT; - - starget_for_each_device(starget, no_uld_attach ? (void *)1 : NULL, - _scsih_reprobe_lun); -} -/** * _scsih_sas_volume_add - add new volume * @ioc: per adapter object * @element: IR config element data @@ -6024,8 +6060,11 @@ _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc, raid_device->id, 0); if (rc) _scsih_raid_device_remove(ioc, raid_device); - } else + } else { + spin_lock_irqsave(&ioc->raid_device_lock, flags); _scsih_determine_boot_device(ioc, raid_device, 1); + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); + } } /** @@ -6042,21 +6081,25 @@ _scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc, u16 handle) struct _raid_device *raid_device; unsigned long flags; struct MPT2SAS_TARGET *sas_target_priv_data; + struct scsi_target *starget = NULL; spin_lock_irqsave(&ioc->raid_device_lock, flags); raid_device = _scsih_raid_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->raid_device_lock, flags); - if (!raid_device) - return; - if (raid_device->starget) { - sas_target_priv_data = raid_device->starget->hostdata; - sas_target_priv_data->deleted = 1; - scsi_remove_target(&raid_device->starget->dev); + if (raid_device) { + if (raid_device->starget) { + starget = raid_device->starget; + sas_target_priv_data = starget->hostdata; + sas_target_priv_data->deleted = 1; + } + printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" + "(0x%016llx)\n", ioc->name, raid_device->handle, + (unsigned long long) raid_device->wwid); + list_del(&raid_device->list); + kfree(raid_device); } - printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" - "(0x%016llx)\n", ioc->name, raid_device->handle, - (unsigned long long) raid_device->wwid); - _scsih_raid_device_remove(ioc, raid_device); + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); + if (starget) + scsi_remove_target(&starget->dev); } /** @@ -6072,20 +6115,31 @@ _scsih_sas_pd_expose(struct MPT2SAS_ADAPTER *ioc, Mpi2EventIrConfigElement_t *element) { struct _sas_device *sas_device; + struct scsi_target *starget = NULL; + struct MPT2SAS_TARGET *sas_target_priv_data; unsigned long flags; u16 handle = le16_to_cpu(element->PhysDiskDevHandle); spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + if (sas_device) { + sas_device->volume_handle = 0; + sas_device->volume_wwid = 0; + clear_bit(handle, ioc->pd_handles); + if (sas_device->starget && sas_device->starget->hostdata) { + starget = sas_device->starget; + sas_target_priv_data = starget->hostdata; + sas_target_priv_data->flags &= + ~MPT_TARGET_FLAGS_RAID_COMPONENT; + } + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (!sas_device) return; /* exposing raid component */ - sas_device->volume_handle = 0; - sas_device->volume_wwid = 0; - clear_bit(handle, ioc->pd_handles); - _scsih_reprobe_target(sas_device->starget, 0); + if (starget) + starget_for_each_device(starget, NULL, _scsih_reprobe_lun); } /** @@ -6101,23 +6155,38 @@ _scsih_sas_pd_hide(struct MPT2SAS_ADAPTER *ioc, Mpi2EventIrConfigElement_t *element) { struct _sas_device *sas_device; + struct scsi_target *starget = NULL; + struct MPT2SAS_TARGET *sas_target_priv_data; unsigned long flags; u16 handle = le16_to_cpu(element->PhysDiskDevHandle); + u16 volume_handle = 0; + u64 volume_wwid = 0; + + mpt2sas_config_get_volume_handle(ioc, handle, &volume_handle); + if (volume_handle) + mpt2sas_config_get_volume_wwid(ioc, volume_handle, + &volume_wwid); spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + if (sas_device) { + set_bit(handle, ioc->pd_handles); + if (sas_device->starget && sas_device->starget->hostdata) { + starget = sas_device->starget; + sas_target_priv_data = starget->hostdata; + sas_target_priv_data->flags |= + MPT_TARGET_FLAGS_RAID_COMPONENT; + sas_device->volume_handle = volume_handle; + sas_device->volume_wwid = volume_wwid; + } + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (!sas_device) return; /* hiding raid component */ - mpt2sas_config_get_volume_handle(ioc, handle, - &sas_device->volume_handle); - mpt2sas_config_get_volume_wwid(ioc, sas_device->volume_handle, - &sas_device->volume_wwid); - set_bit(handle, ioc->pd_handles); - _scsih_reprobe_target(sas_device->starget, 1); - + if (starget) + starget_for_each_device(starget, (void *)1, _scsih_reprobe_lun); } /** @@ -6132,16 +6201,9 @@ static void _scsih_sas_pd_delete(struct MPT2SAS_ADAPTER *ioc, Mpi2EventIrConfigElement_t *element) { - struct _sas_device *sas_device; - unsigned long flags; u16 handle = le16_to_cpu(element->PhysDiskDevHandle); - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (!sas_device) - return; - _scsih_remove_device(ioc, sas_device); + _scsih_device_remove_by_handle(ioc, handle); } /** @@ -6583,18 +6645,13 @@ _scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc, /* code added for raid transport support */ if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) { - handle = le16_to_cpu(event_data->VolDevHandle); - spin_lock_irqsave(&ioc->raid_device_lock, flags); + handle = le16_to_cpu(event_data->VolDevHandle); raid_device = _scsih_raid_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->raid_device_lock, flags); - - if (!raid_device) - return; - - if (event_data->RAIDOperation == MPI2_EVENT_IR_RAIDOP_RESYNC) + if (raid_device) raid_device->percent_complete = event_data->PercentComplete; + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); } } @@ -6705,7 +6762,7 @@ _scsih_search_responding_sas_devices(struct MPT2SAS_ADAPTER *ioc) handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; handle = le16_to_cpu(sas_device_pg0.DevHandle); device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); @@ -6761,13 +6818,18 @@ _scsih_mark_responding_raid_device(struct MPT2SAS_ADAPTER *ioc, u64 wwid, * required data for Direct IO */ _scsih_init_warpdrive_properties(ioc, raid_device); - if (raid_device->handle == handle) + spin_lock_irqsave(&ioc->raid_device_lock, flags); + if (raid_device->handle == handle) { + spin_unlock_irqrestore(&ioc->raid_device_lock, + flags); return; + } printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n", raid_device->handle); raid_device->handle = handle; if (sas_target_priv_data) sas_target_priv_data->handle = handle; + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); return; } } @@ -6809,7 +6871,7 @@ _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc) &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; handle = le16_to_cpu(volume_pg1.DevHandle); @@ -6834,7 +6896,7 @@ _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc) phys_disk_num))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; phys_disk_num = pd_pg0.PhysDiskNum; handle = le16_to_cpu(pd_pg0.DevHandle); @@ -6914,7 +6976,7 @@ _scsih_search_responding_expanders(struct MPT2SAS_ADAPTER *ioc) ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) break; handle = le16_to_cpu(expander_pg0.DevHandle); @@ -6939,58 +7001,56 @@ static void _scsih_remove_unresponding_sas_devices(struct MPT2SAS_ADAPTER *ioc) { struct _sas_device *sas_device, *sas_device_next; - struct _sas_node *sas_expander; + struct _sas_node *sas_expander, *sas_expander_next; struct _raid_device *raid_device, *raid_device_next; + struct list_head tmp_list; + unsigned long flags; printk(MPT2SAS_INFO_FMT "removing unresponding devices: start\n", ioc->name); + /* removing unresponding end devices */ + printk(MPT2SAS_INFO_FMT "removing unresponding devices: end-devices\n", + ioc->name); list_for_each_entry_safe(sas_device, sas_device_next, &ioc->sas_device_list, list) { - if (sas_device->responding) { + if (!sas_device->responding) + mpt2sas_device_remove_by_sas_address(ioc, + sas_device->sas_address); + else sas_device->responding = 0; - continue; - } - if (sas_device->starget) - starget_printk(KERN_INFO, sas_device->starget, - "removing: handle(0x%04x), sas_addr(0x%016llx), " - "enclosure logical id(0x%016llx), slot(%d)\n", - sas_device->handle, - (unsigned long long)sas_device->sas_address, - (unsigned long long) - sas_device->enclosure_logical_id, - sas_device->slot); - _scsih_remove_device(ioc, sas_device); } - if (!ioc->ir_firmware) - goto retry_expander_search; - - list_for_each_entry_safe(raid_device, raid_device_next, - &ioc->raid_device_list, list) { - if (raid_device->responding) { - raid_device->responding = 0; - continue; - } - if (raid_device->starget) { - starget_printk(KERN_INFO, raid_device->starget, - "removing: handle(0x%04x), wwid(0x%016llx)\n", - raid_device->handle, - (unsigned long long)raid_device->wwid); - scsi_remove_target(&raid_device->starget->dev); + /* removing unresponding volumes */ + if (ioc->ir_firmware) { + printk(MPT2SAS_INFO_FMT "removing unresponding devices: " + "volumes\n", ioc->name); + list_for_each_entry_safe(raid_device, raid_device_next, + &ioc->raid_device_list, list) { + if (!raid_device->responding) + _scsih_sas_volume_delete(ioc, + raid_device->handle); + else + raid_device->responding = 0; } - _scsih_raid_device_remove(ioc, raid_device); } - - retry_expander_search: - sas_expander = NULL; - list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) { - if (sas_expander->responding) { + /* removing unresponding expanders */ + printk(MPT2SAS_INFO_FMT "removing unresponding devices: expanders\n", + ioc->name); + spin_lock_irqsave(&ioc->sas_node_lock, flags); + INIT_LIST_HEAD(&tmp_list); + list_for_each_entry_safe(sas_expander, sas_expander_next, + &ioc->sas_expander_list, list) { + if (!sas_expander->responding) + list_move_tail(&sas_expander->list, &tmp_list); + else sas_expander->responding = 0; - continue; - } - mpt2sas_expander_remove(ioc, sas_expander->sas_address); - goto retry_expander_search; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list, + list) { + list_del(&sas_expander->list); + _scsih_expander_node_remove(ioc, sas_expander); } printk(MPT2SAS_INFO_FMT "removing unresponding devices: complete\n", ioc->name); @@ -7043,32 +7103,56 @@ _scsih_scan_for_devices_after_reset(struct MPT2SAS_ADAPTER *ioc) struct _sas_device *sas_device; struct _sas_node *expander_device; static struct _raid_device *raid_device; + u8 retry_count; + unsigned long flags; printk(MPT2SAS_INFO_FMT "scan devices: start\n", ioc->name); _scsih_sas_host_refresh(ioc); + printk(MPT2SAS_INFO_FMT "\tscan devices: expanders start\n", + ioc->name); /* expanders */ handle = 0xFFFF; while (!(mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, MPI2_SAS_EXPAND_PGAD_FORM_GET_NEXT_HNDL, handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_INFO_FMT "\tbreak from expander scan: " + "ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc->name, ioc_status, + le32_to_cpu(mpi_reply.IOCLogInfo)); break; + } handle = le16_to_cpu(expander_pg0.DevHandle); + spin_lock_irqsave(&ioc->sas_node_lock, flags); expander_device = mpt2sas_scsih_expander_find_by_sas_address( ioc, le64_to_cpu(expander_pg0.SASAddress)); + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (expander_device) _scsih_refresh_expander_links(ioc, expander_device, handle); - else + else { + printk(MPT2SAS_INFO_FMT "\tBEFORE adding expander: " + "handle (0x%04x), sas_addr(0x%016llx)\n", + ioc->name, handle, (unsigned long long) + le64_to_cpu(expander_pg0.SASAddress)); _scsih_expander_add(ioc, handle); + printk(MPT2SAS_INFO_FMT "\tAFTER adding expander: " + "handle (0x%04x), sas_addr(0x%016llx)\n", + ioc->name, handle, (unsigned long long) + le64_to_cpu(expander_pg0.SASAddress)); + } } + printk(MPT2SAS_INFO_FMT "\tscan devices: expanders complete\n", + ioc->name); + if (!ioc->ir_firmware) goto skip_to_sas; + printk(MPT2SAS_INFO_FMT "\tscan devices phys disk start\n", ioc->name); /* phys disk */ phys_disk_num = 0xFF; while (!(mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, @@ -7076,57 +7160,120 @@ _scsih_scan_for_devices_after_reset(struct MPT2SAS_ADAPTER *ioc) phys_disk_num))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_INFO_FMT "\tbreak from phys disk scan:" + "ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc->name, ioc_status, + le32_to_cpu(mpi_reply.IOCLogInfo)); break; + } phys_disk_num = pd_pg0.PhysDiskNum; handle = le16_to_cpu(pd_pg0.DevHandle); + spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (sas_device) continue; if (mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle) != 0) continue; + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_INFO_FMT "\tbreak from phys disk scan " + "ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc->name, ioc_status, + le32_to_cpu(mpi_reply.IOCLogInfo)); + break; + } parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { + printk(MPT2SAS_INFO_FMT "\tBEFORE adding phys disk: " + " handle (0x%04x), sas_addr(0x%016llx)\n", + ioc->name, handle, (unsigned long long) + le64_to_cpu(sas_device_pg0.SASAddress)); mpt2sas_transport_update_links(ioc, sas_address, handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); set_bit(handle, ioc->pd_handles); - _scsih_add_device(ioc, handle, 0, 1); + retry_count = 0; + /* This will retry adding the end device. + * _scsih_add_device() will decide on retries and + * return "1" when it should be retried + */ + while (_scsih_add_device(ioc, handle, retry_count++, + 1)) { + ssleep(1); + } + printk(MPT2SAS_INFO_FMT "\tAFTER adding phys disk: " + " handle (0x%04x), sas_addr(0x%016llx)\n", + ioc->name, handle, (unsigned long long) + le64_to_cpu(sas_device_pg0.SASAddress)); } } + printk(MPT2SAS_INFO_FMT "\tscan devices: phys disk complete\n", + ioc->name); + + printk(MPT2SAS_INFO_FMT "\tscan devices: volumes start\n", ioc->name); /* volumes */ handle = 0xFFFF; while (!(mpt2sas_config_get_raid_volume_pg1(ioc, &mpi_reply, &volume_pg1, MPI2_RAID_VOLUME_PGAD_FORM_GET_NEXT_HANDLE, handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_INFO_FMT "\tbreak from volume scan: " + "ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc->name, ioc_status, + le32_to_cpu(mpi_reply.IOCLogInfo)); break; + } handle = le16_to_cpu(volume_pg1.DevHandle); + spin_lock_irqsave(&ioc->raid_device_lock, flags); raid_device = _scsih_raid_device_find_by_wwid(ioc, le64_to_cpu(volume_pg1.WWID)); + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); if (raid_device) continue; if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, sizeof(Mpi2RaidVolPage0_t))) continue; + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_INFO_FMT "\tbreak from volume scan: " + "ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc->name, ioc_status, + le32_to_cpu(mpi_reply.IOCLogInfo)); + break; + } if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) { memset(&element, 0, sizeof(Mpi2EventIrConfigElement_t)); element.ReasonCode = MPI2_EVENT_IR_CHANGE_RC_ADDED; element.VolDevHandle = volume_pg1.DevHandle; + printk(MPT2SAS_INFO_FMT "\tBEFORE adding volume: " + " handle (0x%04x)\n", ioc->name, + volume_pg1.DevHandle); _scsih_sas_volume_add(ioc, &element); + printk(MPT2SAS_INFO_FMT "\tAFTER adding volume: " + " handle (0x%04x)\n", ioc->name, + volume_pg1.DevHandle); } } + printk(MPT2SAS_INFO_FMT "\tscan devices: volumes complete\n", + ioc->name); + skip_to_sas: + printk(MPT2SAS_INFO_FMT "\tscan devices: end devices start\n", + ioc->name); /* sas devices */ handle = 0xFFFF; while (!(mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, @@ -7134,24 +7281,50 @@ _scsih_scan_for_devices_after_reset(struct MPT2SAS_ADAPTER *ioc) handle))) { ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK; - if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) - break; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_INFO_FMT "\tbreak from end device scan:" + " ioc_status(0x%04x), loginfo(0x%08x)\n", + ioc->name, ioc_status, + le32_to_cpu(mpi_reply.IOCLogInfo)); + break; + } handle = le16_to_cpu(sas_device_pg0.DevHandle); if (!(_scsih_is_end_device( le32_to_cpu(sas_device_pg0.DeviceInfo)))) continue; + spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, le64_to_cpu(sas_device_pg0.SASAddress)); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (sas_device) continue; parent_handle = le16_to_cpu(sas_device_pg0.ParentDevHandle); if (!_scsih_get_sas_address(ioc, parent_handle, &sas_address)) { + printk(MPT2SAS_INFO_FMT "\tBEFORE adding end device: " + "handle (0x%04x), sas_addr(0x%016llx)\n", + ioc->name, handle, (unsigned long long) + le64_to_cpu(sas_device_pg0.SASAddress)); mpt2sas_transport_update_links(ioc, sas_address, handle, sas_device_pg0.PhyNum, MPI2_SAS_NEG_LINK_RATE_1_5); - _scsih_add_device(ioc, handle, 0, 0); + retry_count = 0; + /* This will retry adding the end device. + * _scsih_add_device() will decide on retries and + * return "1" when it should be retried + */ + while (_scsih_add_device(ioc, handle, retry_count++, + 0)) { + ssleep(1); + } + printk(MPT2SAS_INFO_FMT "\tAFTER adding end device: " + "handle (0x%04x), sas_addr(0x%016llx)\n", + ioc->name, handle, (unsigned long long) + le64_to_cpu(sas_device_pg0.SASAddress)); } } + printk(MPT2SAS_INFO_FMT "\tscan devices: end devices complete\n", + ioc->name); + printk(MPT2SAS_INFO_FMT "scan devices: complete\n", ioc->name); } @@ -7200,7 +7373,8 @@ mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) _scsih_search_responding_sas_devices(ioc); _scsih_search_responding_raid_devices(ioc); _scsih_search_responding_expanders(ioc); - if (!ioc->is_driver_loading) { + if ((!ioc->is_driver_loading) && !(disable_discovery > 0 && + !ioc->sas_hba.num_phys)) { _scsih_prep_device_scan(ioc); _scsih_search_responding_sas_devices(ioc); _scsih_search_responding_raid_devices(ioc); @@ -7235,7 +7409,7 @@ _firmware_event_work(struct work_struct *work) switch (fw_event->event) { case MPT2SAS_REMOVE_UNRESPONDING_DEVICES: - while (scsi_host_in_recovery(ioc->shost)) + while (scsi_host_in_recovery(ioc->shost) || ioc->shost_recovery) ssleep(1); _scsih_remove_unresponding_sas_devices(ioc); _scsih_scan_for_devices_after_reset(ioc); @@ -7243,7 +7417,9 @@ _firmware_event_work(struct work_struct *work) case MPT2SAS_PORT_ENABLE_COMPLETE: ioc->start_scan = 0; - + if (missing_delay[0] != -1 && missing_delay[1] != -1) + mpt2sas_base_update_missing_delay(ioc, missing_delay[0], + missing_delay[1]); dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "port enable: complete " "from worker thread\n", ioc->name)); @@ -7263,7 +7439,7 @@ _firmware_event_work(struct work_struct *work) fw_event); break; case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE: - _scsih_sas_broadcast_primative_event(ioc, + _scsih_sas_broadcast_primitive_event(ioc, fw_event); break; case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: @@ -7296,10 +7472,9 @@ _firmware_event_work(struct work_struct *work) * This function merely adds a new work task into ioc->firmware_event_thread. * The tasks are worked from _firmware_event_work in user context. * - * Return 1 meaning mf should be freed from _base_interrupt - * 0 means the mf is freed from this function. + * Returns void. */ -u8 +void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply) { @@ -7310,9 +7485,16 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, /* events turned off due to host reset or driver unloading */ if (ioc->remove_host || ioc->pci_error_recovery) - return 1; + return; mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); + + if (unlikely(!mpi_reply)) { + printk(MPT2SAS_ERR_FMT "mpi_reply not valid at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + return; + } + event = le16_to_cpu(mpi_reply->Event); switch (event) { @@ -7325,11 +7507,11 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, if (baen_data->Primitive != MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT) - return 1; + return; if (ioc->broadcast_aen_busy) { ioc->broadcast_aen_pending++; - return 1; + return; } else ioc->broadcast_aen_busy = 1; break; @@ -7353,14 +7535,14 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, case MPI2_EVENT_LOG_ENTRY_ADDED: { Mpi2EventDataLogEntryAdded_t *log_entry; - u32 *log_code; + __le32 *log_code; if (!ioc->is_warpdrive) break; log_entry = (Mpi2EventDataLogEntryAdded_t *) mpi_reply->EventData; - log_code = (u32 *)log_entry->LogData; + log_code = (__le32 *)log_entry->LogData; if (le16_to_cpu(log_entry->LogEntryQualifier) != MPT2_WARPDRIVE_LOGENTRY) @@ -7405,14 +7587,14 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, break; default: /* ignore the rest */ - return 1; + return; } fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC); if (!fw_event) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); - return 1; + return; } sz = le16_to_cpu(mpi_reply->EventDataLength) * 4; fw_event->event_data = kzalloc(sz, GFP_ATOMIC); @@ -7420,7 +7602,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); kfree(fw_event); - return 1; + return; } memcpy(fw_event->event_data, mpi_reply->EventData, @@ -7430,7 +7612,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, fw_event->VP_ID = mpi_reply->VP_ID; fw_event->event = event; _scsih_fw_event_add(ioc, fw_event); - return 1; + return; } /* shost template */ @@ -7487,7 +7669,7 @@ _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, return; if (mpt2sas_port->remote_identify.device_type == SAS_END_DEVICE) - mpt2sas_device_remove(ioc, + mpt2sas_device_remove_by_sas_address(ioc, mpt2sas_port->remote_identify.sas_address); else if (mpt2sas_port->remote_identify.device_type == SAS_EDGE_EXPANDER_DEVICE || @@ -7529,10 +7711,6 @@ _scsih_ir_shutdown(struct MPT2SAS_ADAPTER *ioc) if (!ioc->ir_firmware) return; - /* are there any volumes ? */ - if (list_empty(&ioc->raid_device_list)) - return; - mutex_lock(&ioc->scsih_cmds.mutex); if (ioc->scsih_cmds.status != MPT2_CMD_NOT_USED) { @@ -7619,7 +7797,7 @@ _scsih_shutdown(struct pci_dev *pdev) * Routine called when unloading the driver. * Return nothing. */ -static void __devexit +static void _scsih_remove(struct pci_dev *pdev) { struct Scsi_Host *shost = pci_get_drvdata(pdev); @@ -7661,7 +7839,7 @@ _scsih_remove(struct pci_dev *pdev) &ioc->sas_hba.sas_port_list, port_list) { if (mpt2sas_port->remote_identify.device_type == SAS_END_DEVICE) - mpt2sas_device_remove(ioc, + mpt2sas_device_remove_by_sas_address(ioc, mpt2sas_port->remote_identify.sas_address); else if (mpt2sas_port->remote_identify.device_type == SAS_EDGE_EXPANDER_DEVICE || @@ -7733,11 +7911,11 @@ _scsih_probe_boot_devices(struct MPT2SAS_ADAPTER *ioc) if (rc) _scsih_raid_device_remove(ioc, raid_device); } else { + spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = device; handle = sas_device->handle; sas_address_parent = sas_device->sas_address_parent; sas_address = sas_device->sas_address; - spin_lock_irqsave(&ioc->sas_device_lock, flags); list_move_tail(&sas_device->list, &ioc->sas_device_list); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); @@ -7747,10 +7925,12 @@ _scsih_probe_boot_devices(struct MPT2SAS_ADAPTER *ioc) sas_device->sas_address_parent)) { _scsih_sas_device_remove(ioc, sas_device); } else if (!sas_device->starget) { - if (!ioc->is_driver_loading) - mpt2sas_transport_port_remove(ioc, sas_address, + if (!ioc->is_driver_loading) { + mpt2sas_transport_port_remove(ioc, + sas_address, sas_address_parent); - _scsih_sas_device_remove(ioc, sas_device); + _scsih_sas_device_remove(ioc, sas_device); + } } } } @@ -7803,14 +7983,14 @@ _scsih_probe_sas(struct MPT2SAS_ADAPTER *ioc) kfree(sas_device); continue; } else if (!sas_device->starget) { - if (!ioc->is_driver_loading) + if (!ioc->is_driver_loading) { mpt2sas_transport_port_remove(ioc, sas_device->sas_address, sas_device->sas_address_parent); - list_del(&sas_device->list); - kfree(sas_device); - continue; - + list_del(&sas_device->list); + kfree(sas_device); + continue; + } } spin_lock_irqsave(&ioc->sas_device_lock, flags); list_move_tail(&sas_device->list, &ioc->sas_device_list); @@ -7868,6 +8048,9 @@ _scsih_scan_start(struct Scsi_Host *shost) if (diag_buffer_enable != -1 && diag_buffer_enable != 0) mpt2sas_enable_diag_buffer(ioc, diag_buffer_enable); + if (disable_discovery > 0) + return; + ioc->start_scan = 1; rc = mpt2sas_port_enable(ioc); @@ -7889,6 +8072,12 @@ _scsih_scan_finished(struct Scsi_Host *shost, unsigned long time) { struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + if (disable_discovery > 0) { + ioc->is_driver_loading = 0; + ioc->wait_for_discovery_to_complete = 0; + return 1; + } + if (time >= (300 * HZ)) { ioc->base_cmds.status = MPT2_CMD_NOT_USED; printk(MPT2SAS_INFO_FMT "port enable: FAILED with timeout " @@ -7984,6 +8173,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); INIT_LIST_HEAD(&ioc->delayed_tr_list); INIT_LIST_HEAD(&ioc->delayed_tr_volume_list); + INIT_LIST_HEAD(&ioc->reply_queue_list); /* init shost parameters */ shost->max_cmd_len = 32; @@ -7995,7 +8185,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (max_sectors < 64) { shost->max_sectors = 64; printk(MPT2SAS_WARN_FMT "Invalid value %d passed " - "for max_sectors, range is 64 to 8192. Assigning " + "for max_sectors, range is 64 to 32767. Assigning " "value of 64.\n", ioc->name, max_sectors); } else if (max_sectors > 32767) { shost->max_sectors = 32767; @@ -8017,8 +8207,14 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto out_add_shost_fail; } - scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION - | SHOST_DIF_TYPE2_PROTECTION | SHOST_DIF_TYPE3_PROTECTION); + /* register EEDP capabilities with SCSI layer */ + if (prot_mask) + scsi_host_set_prot(shost, prot_mask); + else + scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION + | SHOST_DIF_TYPE2_PROTECTION + | SHOST_DIF_TYPE3_PROTECTION); + scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); /* event thread */ @@ -8061,8 +8257,8 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) out_thread_fail: list_del(&ioc->list); scsi_remove_host(shost); - scsi_host_put(shost); out_add_shost_fail: + scsi_host_put(shost); return -ENODEV; } @@ -8083,6 +8279,7 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state) mpt2sas_base_stop_watchdog(ioc); scsi_block_requests(shost); + _scsih_ir_shutdown(ioc); device_state = pci_choose_state(pdev, state); printk(MPT2SAS_INFO_FMT "pdev=0x%p, slot=%s, entering " "operating state [D%d]\n", ioc->name, pdev, @@ -8090,7 +8287,6 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state) mpt2sas_base_free_resources(ioc); pci_save_state(pdev); - pci_disable_device(pdev); pci_set_power_state(pdev, device_state); return 0; } @@ -8245,7 +8441,7 @@ _scsih_pci_mmio_enabled(struct pci_dev *pdev) return PCI_ERS_RESULT_NEED_RESET; } -static struct pci_error_handlers _scsih_err_handler = { +static const struct pci_error_handlers _scsih_err_handler = { .error_detected = _scsih_pci_error_detected, .mmio_enabled = _scsih_pci_mmio_enabled, .slot_reset = _scsih_pci_slot_reset, @@ -8256,7 +8452,7 @@ static struct pci_driver scsih_driver = { .name = MPT2SAS_DRIVER_NAME, .id_table = scsih_pci_table, .probe = _scsih_probe, - .remove = __devexit_p(_scsih_remove), + .remove = _scsih_remove, .shutdown = _scsih_shutdown, .err_handler = &_scsih_err_handler, #ifdef CONFIG_PM diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c index 831047466a5..410f4a3e888 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_transport.c +++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c @@ -2,7 +2,7 @@ * SAS Transport Layer for MPT (Message Passing Technology) based controllers * * This code is based on drivers/scsi/mpt2sas/mpt2_transport.c - * Copyright (C) 2007-2010 LSI Corporation + * Copyright (C) 2007-2013 LSI Corporation * (mailto:DL-MPTFusionLinux@lsi.com) * * This program is free software; you can redistribute it and/or @@ -163,12 +163,15 @@ _transport_set_identify(struct MPT2SAS_ADAPTER *ioc, u16 handle, return -EIO; } - memset(identify, 0, sizeof(*identify)); + memset(identify, 0, sizeof(struct sas_identify)); device_info = le32_to_cpu(sas_device_pg0.DeviceInfo); /* sas_address */ identify->sas_address = le64_to_cpu(sas_device_pg0.SASAddress); + /* phy number of the parent device this device is linked to */ + identify->phy_identifier = sas_device_pg0.PhyNum; + /* device_type */ switch (device_info & MPI2_SAS_DEVICE_INFO_MASK_DEVICE_TYPE) { case MPI2_SAS_DEVICE_INFO_NO_DEVICE: @@ -484,7 +487,7 @@ _transport_delete_port(struct MPT2SAS_ADAPTER *ioc, ioc->logging_level |= MPT_DEBUG_TRANSPORT; if (device_type == SAS_END_DEVICE) - mpt2sas_device_remove(ioc, sas_address); + mpt2sas_device_remove_by_sas_address(ioc, sas_address); else if (device_type == SAS_EDGE_EXPANDER_DEVICE || device_type == SAS_FANOUT_EXPANDER_DEVICE) mpt2sas_expander_remove(ioc, sas_address); @@ -792,9 +795,10 @@ mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_node = _transport_sas_node_find_by_sas_address(ioc, sas_address_parent); - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); - if (!sas_node) + if (!sas_node) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return; + } list_for_each_entry_safe(mpt2sas_port, next, &sas_node->sas_port_list, port_list) { if (mpt2sas_port->remote_identify.sas_address != sas_address) @@ -804,8 +808,10 @@ mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, goto out; } out: - if (!found) + if (!found) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return; + } for (i = 0; i < sas_node->num_phys; i++) { if (sas_node->phy[i].remote_identify.sas_address == sas_address) @@ -813,6 +819,7 @@ mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address, sizeof(struct sas_identify)); } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); list_for_each_entry_safe(mpt2sas_phy, next_phy, &mpt2sas_port->phy_list, port_siblings) { if ((ioc->logging_level & MPT_DEBUG_TRANSPORT)) @@ -986,20 +993,25 @@ mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc, spin_lock_irqsave(&ioc->sas_node_lock, flags); sas_node = _transport_sas_node_find_by_sas_address(ioc, sas_address); - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); - if (!sas_node) + if (!sas_node) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return; + } mpt2sas_phy = &sas_node->phy[phy_number]; mpt2sas_phy->attached_handle = handle; + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (handle && (link_rate >= MPI2_SAS_NEG_LINK_RATE_1_5)) { _transport_set_identify(ioc, handle, &mpt2sas_phy->remote_identify); _transport_add_phy_to_an_existing_port(ioc, sas_node, mpt2sas_phy, mpt2sas_phy->remote_identify.sas_address); - } else + } else { memset(&mpt2sas_phy->remote_identify, 0 , sizeof(struct sas_identify)); + _transport_del_phy_from_an_existing_port(ioc, sas_node, + mpt2sas_phy); + } if (mpt2sas_phy->phy) mpt2sas_phy->phy->negotiated_linkrate = @@ -1310,17 +1322,20 @@ _transport_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) struct MPT2SAS_ADAPTER *ioc = rphy_to_ioc(rphy); struct _sas_device *sas_device; unsigned long flags; + int rc; spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, rphy->identify.sas_address); + if (sas_device) { + *identifier = sas_device->enclosure_logical_id; + rc = 0; + } else { + *identifier = 0; + rc = -ENXIO; + } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - - if (!sas_device) - return -ENXIO; - - *identifier = sas_device->enclosure_logical_id; - return 0; + return rc; } /** @@ -1335,16 +1350,17 @@ _transport_get_bay_identifier(struct sas_rphy *rphy) struct MPT2SAS_ADAPTER *ioc = rphy_to_ioc(rphy); struct _sas_device *sas_device; unsigned long flags; + int rc; spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, rphy->identify.sas_address); + if (sas_device) + rc = sas_device->slot; + else + rc = -ENXIO; spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - - if (!sas_device) - return -ENXIO; - - return sas_device->slot; + return rc; } /* phy control request structure */ @@ -1629,11 +1645,13 @@ _transport_phy_enable(struct sas_phy *phy, int enable) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; + Mpi2SasIOUnitPage0_t *sas_iounit_pg0 = NULL; Mpi2ConfigReply_t mpi_reply; u16 ioc_status; u16 sz; int rc = 0; unsigned long flags; + int i, discovery_active; spin_lock_irqsave(&ioc->sas_node_lock, flags); if (_transport_sas_node_find_by_sas_address(ioc, @@ -1651,7 +1669,50 @@ _transport_phy_enable(struct sas_phy *phy, int enable) /* handle hba phys */ - /* sas_iounit page 1 */ + /* read sas_iounit page 0 */ + sz = offsetof(Mpi2SasIOUnitPage0_t, PhyData) + (ioc->sas_hba.num_phys * + sizeof(Mpi2SasIOUnit0PhyData_t)); + sas_iounit_pg0 = kzalloc(sz, GFP_KERNEL); + if (!sas_iounit_pg0) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -ENOMEM; + goto out; + } + if ((mpt2sas_config_get_sas_iounit_pg0(ioc, &mpi_reply, + sas_iounit_pg0, sz))) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -ENXIO; + goto out; + } + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", + ioc->name, __FILE__, __LINE__, __func__); + rc = -EIO; + goto out; + } + + /* unable to enable/disable phys when when discovery is active */ + for (i = 0, discovery_active = 0; i < ioc->sas_hba.num_phys ; i++) { + if (sas_iounit_pg0->PhyData[i].PortFlags & + MPI2_SASIOUNIT0_PORTFLAGS_DISCOVERY_IN_PROGRESS) { + printk(MPT2SAS_ERR_FMT "discovery is active on " + "port = %d, phy = %d: unable to enable/disable " + "phys, try again later!\n", ioc->name, + sas_iounit_pg0->PhyData[i].Port, i); + discovery_active = 1; + } + } + + if (discovery_active) { + rc = -EAGAIN; + goto out; + } + + /* read sas_iounit page 1 */ sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * sizeof(Mpi2SasIOUnit1PhyData_t)); sas_iounit_pg1 = kzalloc(sz, GFP_KERNEL); @@ -1676,7 +1737,18 @@ _transport_phy_enable(struct sas_phy *phy, int enable) rc = -EIO; goto out; } - + /* copy Port/PortFlags/PhyFlags from page 0 */ + for (i = 0; i < ioc->sas_hba.num_phys ; i++) { + sas_iounit_pg1->PhyData[i].Port = + sas_iounit_pg0->PhyData[i].Port; + sas_iounit_pg1->PhyData[i].PortFlags = + (sas_iounit_pg0->PhyData[i].PortFlags & + MPI2_SASIOUNIT0_PORTFLAGS_AUTO_PORT_CONFIG); + sas_iounit_pg1->PhyData[i].PhyFlags = + (sas_iounit_pg0->PhyData[i].PhyFlags & + (MPI2_SASIOUNIT0_PHYFLAGS_ZONING_ENABLED + + MPI2_SASIOUNIT0_PHYFLAGS_PHY_DISABLED)); + } if (enable) sas_iounit_pg1->PhyData[phy->number].PhyFlags &= ~MPI2_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; @@ -1692,6 +1764,7 @@ _transport_phy_enable(struct sas_phy *phy, int enable) out: kfree(sas_iounit_pg1); + kfree(sas_iounit_pg0); return rc; } @@ -1837,24 +1910,21 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, u8 issue_reset = 0; dma_addr_t dma_addr_in = 0; dma_addr_t dma_addr_out = 0; + dma_addr_t pci_dma_in = 0; + dma_addr_t pci_dma_out = 0; + void *pci_addr_in = NULL; + void *pci_addr_out = NULL; u16 wait_state_count; struct request *rsp = req->next_rq; + struct bio_vec bvec; + struct bvec_iter iter; if (!rsp) { printk(MPT2SAS_ERR_FMT "%s: the smp response space is " "missing\n", ioc->name, __func__); return -EINVAL; } - - /* do we need to support multiple segments? */ - if (req->bio->bi_vcnt > 1 || rsp->bio->bi_vcnt > 1) { - printk(MPT2SAS_ERR_FMT "%s: multiple segments req %u %u, " - "rsp %u %u\n", ioc->name, __func__, req->bio->bi_vcnt, - blk_rq_bytes(req), rsp->bio->bi_vcnt, blk_rq_bytes(rsp)); - return -EINVAL; - } - - if (ioc->shost_recovery) { + if (ioc->shost_recovery || ioc->pci_error_recovery) { printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", __func__, ioc->name); return -EFAULT; @@ -1872,6 +1942,59 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, } ioc->transport_cmds.status = MPT2_CMD_PENDING; + /* Check if the request is split across multiple segments */ + if (bio_multiple_segments(req->bio)) { + u32 offset = 0; + + /* Allocate memory and copy the request */ + pci_addr_out = pci_alloc_consistent(ioc->pdev, + blk_rq_bytes(req), &pci_dma_out); + if (!pci_addr_out) { + printk(MPT2SAS_INFO_FMT "%s(): PCI Addr out = NULL\n", + ioc->name, __func__); + rc = -ENOMEM; + goto out; + } + + bio_for_each_segment(bvec, req->bio, iter) { + memcpy(pci_addr_out + offset, + page_address(bvec.bv_page) + bvec.bv_offset, + bvec.bv_len); + offset += bvec.bv_len; + } + } else { + dma_addr_out = pci_map_single(ioc->pdev, bio_data(req->bio), + blk_rq_bytes(req), PCI_DMA_BIDIRECTIONAL); + if (!dma_addr_out) { + printk(MPT2SAS_INFO_FMT "%s(): DMA Addr out = NULL\n", + ioc->name, __func__); + rc = -ENOMEM; + goto free_pci; + } + } + + /* Check if the response needs to be populated across + * multiple segments */ + if (bio_multiple_segments(rsp->bio)) { + pci_addr_in = pci_alloc_consistent(ioc->pdev, blk_rq_bytes(rsp), + &pci_dma_in); + if (!pci_addr_in) { + printk(MPT2SAS_INFO_FMT "%s(): PCI Addr in = NULL\n", + ioc->name, __func__); + rc = -ENOMEM; + goto unmap; + } + } else { + dma_addr_in = pci_map_single(ioc->pdev, bio_data(rsp->bio), + blk_rq_bytes(rsp), PCI_DMA_BIDIRECTIONAL); + if (!dma_addr_in) { + printk(MPT2SAS_INFO_FMT "%s(): DMA Addr in = NULL\n", + ioc->name, __func__); + rc = -ENOMEM; + goto unmap; + } + } + wait_state_count = 0; ioc_state = mpt2sas_base_get_iocstate(ioc, 1); while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { @@ -1880,7 +2003,7 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, "%s: failed due to ioc not operational\n", ioc->name, __func__); rc = -EFAULT; - goto out; + goto unmap; } ssleep(1); ioc_state = mpt2sas_base_get_iocstate(ioc, 1); @@ -1897,7 +2020,7 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", ioc->name, __func__); rc = -EAGAIN; - goto out; + goto unmap; } rc = 0; @@ -1919,16 +2042,14 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_HOST_TO_IOC); sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; - dma_addr_out = pci_map_single(ioc->pdev, bio_data(req->bio), - blk_rq_bytes(req), PCI_DMA_BIDIRECTIONAL); - if (!dma_addr_out) { - mpt2sas_base_free_smid(ioc, smid); - goto unmap; + if (bio_multiple_segments(req->bio)) { + ioc->base_add_sg_single(psge, sgl_flags | + (blk_rq_bytes(req) - 4), pci_dma_out); + } else { + ioc->base_add_sg_single(psge, sgl_flags | + (blk_rq_bytes(req) - 4), dma_addr_out); } - ioc->base_add_sg_single(psge, sgl_flags | (blk_rq_bytes(req) - 4), - dma_addr_out); - /* incr sgel */ psge += ioc->sge_size; @@ -1937,16 +2058,14 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_END_OF_LIST); sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; - dma_addr_in = pci_map_single(ioc->pdev, bio_data(rsp->bio), - blk_rq_bytes(rsp), PCI_DMA_BIDIRECTIONAL); - if (!dma_addr_in) { - mpt2sas_base_free_smid(ioc, smid); - goto unmap; + if (bio_multiple_segments(rsp->bio)) { + ioc->base_add_sg_single(psge, sgl_flags | + (blk_rq_bytes(rsp) + 4), pci_dma_in); + } else { + ioc->base_add_sg_single(psge, sgl_flags | + (blk_rq_bytes(rsp) + 4), dma_addr_in); } - ioc->base_add_sg_single(psge, sgl_flags | (blk_rq_bytes(rsp) + 4), - dma_addr_in); - dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - " "sending smp request\n", ioc->name, __func__)); @@ -1982,6 +2101,27 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, req->resid_len = 0; rsp->resid_len -= le16_to_cpu(mpi_reply->ResponseDataLength); + /* check if the resp needs to be copied from the allocated + * pci mem */ + if (bio_multiple_segments(rsp->bio)) { + u32 offset = 0; + u32 bytes_to_copy = + le16_to_cpu(mpi_reply->ResponseDataLength); + bio_for_each_segment(bvec, rsp->bio, iter) { + if (bytes_to_copy <= bvec.bv_len) { + memcpy(page_address(bvec.bv_page) + + bvec.bv_offset, pci_addr_in + + offset, bytes_to_copy); + break; + } else { + memcpy(page_address(bvec.bv_page) + + bvec.bv_offset, pci_addr_in + + offset, bvec.bv_len); + bytes_to_copy -= bvec.bv_len; + } + offset += bvec.bv_len; + } + } } else { dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - no reply\n", ioc->name, __func__)); @@ -2003,6 +2143,15 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, pci_unmap_single(ioc->pdev, dma_addr_in, blk_rq_bytes(rsp), PCI_DMA_BIDIRECTIONAL); + free_pci: + if (pci_addr_out) + pci_free_consistent(ioc->pdev, blk_rq_bytes(req), pci_addr_out, + pci_dma_out); + + if (pci_addr_in) + pci_free_consistent(ioc->pdev, blk_rq_bytes(rsp), pci_addr_in, + pci_dma_in); + out: ioc->transport_cmds.status = MPT2_CMD_NOT_USED; mutex_unlock(&ioc->transport_cmds.mutex); |