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Diffstat (limited to 'drivers/message/fusion/mptbase.h')
| -rw-r--r-- | drivers/message/fusion/mptbase.h | 1006 |
1 files changed, 1006 insertions, 0 deletions
diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h new file mode 100644 index 0000000000..8031173c36 --- /dev/null +++ b/drivers/message/fusion/mptbase.h @@ -0,0 +1,1006 @@ +/* + * linux/drivers/message/fusion/mptbase.h + * High performance SCSI + LAN / Fibre Channel device drivers. + * For use with PCI chip/adapter(s): + * LSIFC9xx/LSI409xx Fibre Channel + * running LSI Fusion MPT (Message Passing Technology) firmware. + * + * Copyright (c) 1999-2008 LSI Corporation + * (mailto:DL-MPTFusionLinux@lsi.com) + * + */ +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + NO WARRANTY + THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR + CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT + LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, + MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is + solely responsible for determining the appropriateness of using and + distributing the Program and assumes all risks associated with its + exercise of rights under this Agreement, including but not limited to + the risks and costs of program errors, damage to or loss of data, + programs or equipment, and unavailability or interruption of operations. + + DISCLAIMER OF LIABILITY + NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR + TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE + USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED + HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#ifndef MPTBASE_H_INCLUDED +#define MPTBASE_H_INCLUDED +/*{-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/mutex.h> + +#include "lsi/mpi_type.h" +#include "lsi/mpi.h" /* Fusion MPI(nterface) basic defs */ +#include "lsi/mpi_ioc.h" /* Fusion MPT IOC(ontroller) defs */ +#include "lsi/mpi_cnfg.h" /* IOC configuration support */ +#include "lsi/mpi_init.h" /* SCSI Host (initiator) protocol support */ +#include "lsi/mpi_lan.h" /* LAN over FC protocol support */ +#include "lsi/mpi_raid.h" /* Integrated Mirroring support */ + +#include "lsi/mpi_fc.h" /* Fibre Channel (lowlevel) support */ +#include "lsi/mpi_targ.h" /* SCSI/FCP Target protcol support */ +#include "lsi/mpi_tool.h" /* Tools support */ +#include "lsi/mpi_sas.h" /* SAS support */ + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#ifndef MODULEAUTHOR +#define MODULEAUTHOR "LSI Corporation" +#endif + +#ifndef COPYRIGHT +#define COPYRIGHT "Copyright (c) 1999-2008 " MODULEAUTHOR +#endif + +#define MPT_LINUX_VERSION_COMMON "3.04.20" +#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.20" +#define WHAT_MAGIC_STRING "@" "(" "#" ")" + +#define show_mptmod_ver(s,ver) \ + printk(KERN_INFO "%s %s\n", s, ver); + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Fusion MPT(linux) driver configurable stuff... + */ +#define MPT_MAX_ADAPTERS 18 +#define MPT_MAX_PROTOCOL_DRIVERS 16 +#define MPT_MAX_CALLBACKNAME_LEN 49 +#define MPT_MAX_BUS 1 /* Do not change */ +#define MPT_MAX_FC_DEVICES 255 +#define MPT_MAX_SCSI_DEVICES 16 +#define MPT_LAST_LUN 255 +#define MPT_SENSE_BUFFER_ALLOC 64 + /* allow for 256 max sense alloc, but only 255 max request */ +#if MPT_SENSE_BUFFER_ALLOC >= 256 +# undef MPT_SENSE_BUFFER_ALLOC +# define MPT_SENSE_BUFFER_ALLOC 256 +# define MPT_SENSE_BUFFER_SIZE 255 +#else +# define MPT_SENSE_BUFFER_SIZE MPT_SENSE_BUFFER_ALLOC +#endif + +#define MPT_NAME_LENGTH 32 +#define MPT_KOBJ_NAME_LEN 20 + +#define MPT_PROCFS_MPTBASEDIR "mpt" + /* chg it to "driver/fusion" ? */ +#define MPT_PROCFS_SUMMARY_ALL_NODE MPT_PROCFS_MPTBASEDIR "/summary" +#define MPT_PROCFS_SUMMARY_ALL_PATHNAME "/proc/" MPT_PROCFS_SUMMARY_ALL_NODE +#define MPT_FW_REV_MAGIC_ID_STRING "FwRev=" + +#define MPT_MAX_REQ_DEPTH 1023 +#define MPT_DEFAULT_REQ_DEPTH 256 +#define MPT_MIN_REQ_DEPTH 128 + +#define MPT_MAX_REPLY_DEPTH MPT_MAX_REQ_DEPTH +#define MPT_DEFAULT_REPLY_DEPTH 128 +#define MPT_MIN_REPLY_DEPTH 8 +#define MPT_MAX_REPLIES_PER_ISR 32 + +#define MPT_MAX_FRAME_SIZE 128 +#define MPT_DEFAULT_FRAME_SIZE 128 + +#define MPT_REPLY_FRAME_SIZE 0x50 /* Must be a multiple of 8 */ + +#define MPT_SG_REQ_128_SCALE 1 +#define MPT_SG_REQ_96_SCALE 2 +#define MPT_SG_REQ_64_SCALE 4 + +#define CAN_SLEEP 1 +#define NO_SLEEP 0 + +#define MPT_COALESCING_TIMEOUT 0x10 + + +/* + * SCSI transfer rate defines. + */ +#define MPT_ULTRA320 0x08 +#define MPT_ULTRA160 0x09 +#define MPT_ULTRA2 0x0A +#define MPT_ULTRA 0x0C +#define MPT_FAST 0x19 +#define MPT_SCSI 0x32 +#define MPT_ASYNC 0xFF + +#define MPT_NARROW 0 +#define MPT_WIDE 1 + +#define C0_1030 0x08 +#define XL_929 0x01 + + +/* + * Try to keep these at 2^N-1 + */ +#define MPT_FC_CAN_QUEUE 1024 +#define MPT_SCSI_CAN_QUEUE 127 +#define MPT_SAS_CAN_QUEUE 127 + +/* + * Set the MAX_SGE value based on user input. + */ +#ifdef CONFIG_FUSION_MAX_SGE +#if CONFIG_FUSION_MAX_SGE < 16 +#define MPT_SCSI_SG_DEPTH 16 +#elif CONFIG_FUSION_MAX_SGE > 128 +#define MPT_SCSI_SG_DEPTH 128 +#else +#define MPT_SCSI_SG_DEPTH CONFIG_FUSION_MAX_SGE +#endif +#else +#define MPT_SCSI_SG_DEPTH 40 +#endif + +#ifdef CONFIG_FUSION_MAX_FC_SGE +#if CONFIG_FUSION_MAX_FC_SGE < 16 +#define MPT_SCSI_FC_SG_DEPTH 16 +#elif CONFIG_FUSION_MAX_FC_SGE > 256 +#define MPT_SCSI_FC_SG_DEPTH 256 +#else +#define MPT_SCSI_FC_SG_DEPTH CONFIG_FUSION_MAX_FC_SGE +#endif +#else +#define MPT_SCSI_FC_SG_DEPTH 40 +#endif + +/* debug print string length used for events and iocstatus */ +# define EVENT_DESCR_STR_SZ 100 + +#define MPT_POLLING_INTERVAL 1000 /* in milliseconds */ + +#ifdef __KERNEL__ /* { */ +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#include <linux/proc_fs.h> + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Attempt semi-consistent error & warning msgs across + * MPT drivers. NOTE: Users of these macro defs must + * themselves define their own MYNAM. + */ +#define MYIOC_s_FMT MYNAM ": %s: " +#define MYIOC_s_DEBUG_FMT KERN_DEBUG MYNAM ": %s: " +#define MYIOC_s_INFO_FMT KERN_INFO MYNAM ": %s: " +#define MYIOC_s_NOTE_FMT KERN_NOTICE MYNAM ": %s: " +#define MYIOC_s_WARN_FMT KERN_WARNING MYNAM ": %s: WARNING - " +#define MYIOC_s_ERR_FMT KERN_ERR MYNAM ": %s: ERROR - " + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * ATTO UL4D associated structures and defines + */ +#define ATTOFLAG_DISC 0x0001 +#define ATTOFLAG_TAGGED 0x0002 +#define ATTOFLAG_WIDE_ENB 0x0008 +#define ATTOFLAG_ID_ENB 0x0010 +#define ATTOFLAG_LUN_ENB 0x0060 + +typedef struct _ATTO_DEVICE_INFO +{ + u8 Offset; /* 00h */ + u8 Period; /* 01h */ + u16 ATTOFlags; /* 02h */ +} ATTO_DEVICE_INFO, MPI_POINTER PTR_ATTO_DEVICE_INFO, + ATTODeviceInfo_t, MPI_POINTER pATTODeviceInfo_t; + +typedef struct _ATTO_CONFIG_PAGE_SCSI_PORT_2 +{ + CONFIG_PAGE_HEADER Header; /* 00h */ + u16 PortFlags; /* 04h */ + u16 Unused1; /* 06h */ + u32 Unused2; /* 08h */ + ATTO_DEVICE_INFO DeviceSettings[16]; /* 0Ch */ +} fATTO_CONFIG_PAGE_SCSI_PORT_2, MPI_POINTER PTR_ATTO_CONFIG_PAGE_SCSI_PORT_2, + ATTO_SCSIPortPage2_t, MPI_POINTER pATTO_SCSIPortPage2_t; + + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * MPT protocol driver defs... + */ +typedef enum { + MPTBASE_DRIVER, /* MPT base class */ + MPTCTL_DRIVER, /* MPT ioctl class */ + MPTSPI_DRIVER, /* MPT SPI host class */ + MPTFC_DRIVER, /* MPT FC host class */ + MPTSAS_DRIVER, /* MPT SAS host class */ + MPTLAN_DRIVER, /* MPT LAN class */ + MPTSTM_DRIVER, /* MPT SCSI target mode class */ + MPTUNKNOWN_DRIVER +} MPT_DRIVER_CLASS; + +struct mpt_pci_driver{ + int (*probe) (struct pci_dev *dev); + void (*remove) (struct pci_dev *dev); +}; + +/* + * MPT adapter / port / bus / device info structures... + */ + +typedef union _MPT_FRAME_TRACKER { + struct { + struct list_head list; + u32 arg1; + u32 pad; + void *argp1; + } linkage; + /* + * NOTE: When request frames are free, on the linkage structure + * contents are valid. All other values are invalid. + * In particular, do NOT reply on offset [2] + * (in words) being the * message context. + * The message context must be reset (computed via base address + * + an offset) prior to issuing any command. + * + * NOTE2: On non-32-bit systems, where pointers are LARGE, + * using the linkage pointers destroys our sacred MsgContext + * field contents. But we don't care anymore because these + * are now reset in mpt_put_msg_frame() just prior to sending + * a request off to the IOC. + */ + struct { + u32 __hdr[2]; + /* + * The following _MUST_ match the location of the + * MsgContext field in the MPT message headers. + */ + union { + u32 MsgContext; + struct { + u16 req_idx; /* Request index */ + u8 cb_idx; /* callback function index */ + u8 rsvd; + } fld; + } msgctxu; + } hwhdr; + /* + * Remark: 32 bit identifier: + * 31-24: reserved + * 23-16: call back index + * 15-0 : request index + */ +} MPT_FRAME_TRACKER; + +/* + * We might want to view/access a frame as: + * 1) generic request header + * 2) SCSIIORequest + * 3) SCSIIOReply + * 4) MPIDefaultReply + * 5) frame tracker + */ +typedef struct _MPT_FRAME_HDR { + union { + MPIHeader_t hdr; + SCSIIORequest_t scsireq; + SCSIIOReply_t sreply; + ConfigReply_t configreply; + MPIDefaultReply_t reply; + MPT_FRAME_TRACKER frame; + } u; +} MPT_FRAME_HDR; + +#define MPT_REQ_MSGFLAGS_DROPME 0x80 + +typedef struct _MPT_SGL_HDR { + SGESimple32_t sge[1]; +} MPT_SGL_HDR; + +typedef struct _MPT_SGL64_HDR { + SGESimple64_t sge[1]; +} MPT_SGL64_HDR; + +/* + * System interface register set + */ + +typedef struct _SYSIF_REGS +{ + u32 Doorbell; /* 00 System<->IOC Doorbell reg */ + u32 WriteSequence; /* 04 Write Sequence register */ + u32 Diagnostic; /* 08 Diagnostic register */ + u32 TestBase; /* 0C Test Base Address */ + u32 DiagRwData; /* 10 Read Write Data (fw download) */ + u32 DiagRwAddress; /* 14 Read Write Address (fw download)*/ + u32 Reserved1[6]; /* 18-2F reserved for future use */ + u32 IntStatus; /* 30 Interrupt Status */ + u32 IntMask; /* 34 Interrupt Mask */ + u32 Reserved2[2]; /* 38-3F reserved for future use */ + u32 RequestFifo; /* 40 Request Post/Free FIFO */ + u32 ReplyFifo; /* 44 Reply Post/Free FIFO */ + u32 RequestHiPriFifo; /* 48 Hi Priority Request FIFO */ + u32 Reserved3; /* 4C-4F reserved for future use */ + u32 HostIndex; /* 50 Host Index register */ + u32 Reserved4[15]; /* 54-8F */ + u32 Fubar; /* 90 For Fubar usage */ + u32 Reserved5[1050];/* 94-10F8 */ + u32 Reset_1078; /* 10FC Reset 1078 */ +} SYSIF_REGS; + +/* + * NOTE: Use MPI_{DOORBELL,WRITESEQ,DIAG}_xxx defs in lsi/mpi.h + * in conjunction with SYSIF_REGS accesses! + */ + + +/* + * Dynamic Multi-Pathing specific stuff... + */ + +/* VirtTarget negoFlags field */ +#define MPT_TARGET_NO_NEGO_WIDE 0x01 +#define MPT_TARGET_NO_NEGO_SYNC 0x02 +#define MPT_TARGET_NO_NEGO_QAS 0x04 +#define MPT_TAPE_NEGO_IDP 0x08 + +/* + * VirtDevice - FC LUN device or SCSI target device + */ +typedef struct _VirtTarget { + struct scsi_target *starget; + u8 tflags; + u8 ioc_id; + u8 id; + u8 channel; + u8 minSyncFactor; /* 0xFF is async */ + u8 maxOffset; /* 0 if async */ + u8 maxWidth; /* 0 if narrow, 1 if wide */ + u8 negoFlags; /* bit field, see above */ + u8 raidVolume; /* set, if RAID Volume */ + u8 type; /* byte 0 of Inquiry data */ + u8 deleted; /* target in process of being removed */ + u8 inDMD; /* currently in the device + removal delay timer */ + u32 num_luns; +} VirtTarget; + +typedef struct _VirtDevice { + VirtTarget *vtarget; + u8 configured_lun; + u64 lun; +} VirtDevice; + +/* + * Fibre Channel (SCSI) target device and associated defines... + */ +#define MPT_TARGET_DEFAULT_DV_STATUS 0x00 +#define MPT_TARGET_FLAGS_VALID_NEGO 0x01 +#define MPT_TARGET_FLAGS_VALID_INQUIRY 0x02 +#define MPT_TARGET_FLAGS_Q_YES 0x08 +#define MPT_TARGET_FLAGS_VALID_56 0x10 +#define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20 +#define MPT_TARGET_FLAGS_RAID_COMPONENT 0x40 +#define MPT_TARGET_FLAGS_LED_ON 0x80 + +/* + * IOCTL structure and associated defines + */ + +#define MPTCTL_RESET_OK 0x01 /* Issue Bus Reset */ + +#define MPT_MGMT_STATUS_RF_VALID 0x01 /* The Reply Frame is VALID */ +#define MPT_MGMT_STATUS_COMMAND_GOOD 0x02 /* Command Status GOOD */ +#define MPT_MGMT_STATUS_PENDING 0x04 /* command is pending */ +#define MPT_MGMT_STATUS_DID_IOCRESET 0x08 /* IOC Reset occurred + on the current*/ +#define MPT_MGMT_STATUS_SENSE_VALID 0x10 /* valid sense info */ +#define MPT_MGMT_STATUS_TIMER_ACTIVE 0x20 /* obsolete */ +#define MPT_MGMT_STATUS_FREE_MF 0x40 /* free the mf from + complete routine */ + +#define INITIALIZE_MGMT_STATUS(status) \ + status = MPT_MGMT_STATUS_PENDING; +#define CLEAR_MGMT_STATUS(status) \ + status = 0; +#define CLEAR_MGMT_PENDING_STATUS(status) \ + status &= ~MPT_MGMT_STATUS_PENDING; +#define SET_MGMT_MSG_CONTEXT(msg_context, value) \ + msg_context = value; + +typedef struct _MPT_MGMT { + struct mutex mutex; + struct completion done; + u8 reply[MPT_DEFAULT_FRAME_SIZE]; /* reply frame data */ + u8 sense[MPT_SENSE_BUFFER_ALLOC]; + u8 status; /* current command status */ + int completion_code; + u32 msg_context; +} MPT_MGMT; + +/* + * Event Structure and define + */ +#define MPTCTL_EVENT_LOG_SIZE (0x000000032) +typedef struct _mpt_ioctl_events { + u32 event; /* Specified by define above */ + u32 eventContext; /* Index or counter */ + u32 data[2]; /* First 8 bytes of Event Data */ +} MPT_IOCTL_EVENTS; + +/* + * CONFIGPARM status defines + */ +#define MPT_CONFIG_GOOD MPI_IOCSTATUS_SUCCESS +#define MPT_CONFIG_ERROR 0x002F + +/* + * Substructure to store SCSI specific configuration page data + */ + /* dvStatus defines: */ +#define MPT_SCSICFG_USE_NVRAM 0x01 /* WriteSDP1 using NVRAM */ +#define MPT_SCSICFG_ALL_IDS 0x02 /* WriteSDP1 to all IDS */ +/* #define MPT_SCSICFG_BLK_NEGO 0x10 WriteSDP1 with WDTR and SDTR disabled */ + +typedef struct _SpiCfgData { + u32 PortFlags; + int *nvram; /* table of device NVRAM values */ + IOCPage4_t *pIocPg4; /* SEP devices addressing */ + dma_addr_t IocPg4_dma; /* Phys Addr of IOCPage4 data */ + int IocPg4Sz; /* IOCPage4 size */ + u8 minSyncFactor; /* 0xFF if async */ + u8 maxSyncOffset; /* 0 if async */ + u8 maxBusWidth; /* 0 if narrow, 1 if wide */ + u8 busType; /* SE, LVD, HD */ + u8 sdp1version; /* SDP1 version */ + u8 sdp1length; /* SDP1 length */ + u8 sdp0version; /* SDP0 version */ + u8 sdp0length; /* SDP0 length */ + u8 dvScheduled; /* 1 if scheduled */ + u8 noQas; /* Disable QAS for this adapter */ + u8 Saf_Te; /* 1 to force all Processors as + * SAF-TE if Inquiry data length + * is too short to check for SAF-TE + */ + u8 bus_reset; /* 1 to allow bus reset */ + u8 rsvd[1]; +}SpiCfgData; + +typedef struct _SasCfgData { + u8 ptClear; /* 1 to automatically clear the + * persistent table. + * 0 to disable + * automatic clearing. + */ +}SasCfgData; + +/* + * Inactive volume link list of raid component data + * @inactive_list + */ +struct inactive_raid_component_info { + struct list_head list; + u8 volumeID; /* volume target id */ + u8 volumeBus; /* volume channel */ + IOC_3_PHYS_DISK d; /* phys disk info */ +}; + +typedef struct _RaidCfgData { + IOCPage2_t *pIocPg2; /* table of Raid Volumes */ + IOCPage3_t *pIocPg3; /* table of physical disks */ + struct mutex inactive_list_mutex; + struct list_head inactive_list; /* link list for physical + disk that belong in + inactive volumes */ +}RaidCfgData; + +typedef struct _FcCfgData { + /* will ultimately hold fc_port_page0 also */ + struct { + FCPortPage1_t *data; + dma_addr_t dma; + int pg_sz; + } fc_port_page1[2]; +} FcCfgData; + +#define MPT_RPORT_INFO_FLAGS_REGISTERED 0x01 /* rport registered */ +#define MPT_RPORT_INFO_FLAGS_MISSING 0x02 /* missing from DevPage0 scan */ + +/* + * data allocated for each fc rport device + */ +struct mptfc_rport_info +{ + struct list_head list; + struct fc_rport *rport; + struct scsi_target *starget; + FCDevicePage0_t pg0; + u8 flags; +}; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +/* + * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers + * Private to the driver. + */ + +#define MPT_HOST_BUS_UNKNOWN (0xFF) +#define MPT_HOST_TOO_MANY_TM (0x05) +#define MPT_HOST_NVRAM_INVALID (0xFFFFFFFF) +#define MPT_HOST_NO_CHAIN (0xFFFFFFFF) +#define MPT_NVRAM_MASK_TIMEOUT (0x000000FF) +#define MPT_NVRAM_SYNC_MASK (0x0000FF00) +#define MPT_NVRAM_SYNC_SHIFT (8) +#define MPT_NVRAM_DISCONNECT_ENABLE (0x00010000) +#define MPT_NVRAM_ID_SCAN_ENABLE (0x00020000) +#define MPT_NVRAM_LUN_SCAN_ENABLE (0x00040000) +#define MPT_NVRAM_TAG_QUEUE_ENABLE (0x00080000) +#define MPT_NVRAM_WIDE_DISABLE (0x00100000) +#define MPT_NVRAM_BOOT_CHOICE (0x00200000) + +typedef enum { + FC, + SPI, + SAS +} BUS_TYPE; + +typedef struct _MPT_SCSI_HOST { + struct _MPT_ADAPTER *ioc; + ushort sel_timeout[MPT_MAX_FC_DEVICES]; + char *info_kbuf; + long last_queue_full; + u16 spi_pending; + struct list_head target_reset_list; +} MPT_SCSI_HOST; + +typedef void (*MPT_ADD_SGE)(void *pAddr, u32 flagslength, dma_addr_t dma_addr); +typedef void (*MPT_ADD_CHAIN)(void *pAddr, u8 next, u16 length, + dma_addr_t dma_addr); +typedef void (*MPT_SCHEDULE_TARGET_RESET)(void *ioc); +typedef void (*MPT_FLUSH_RUNNING_CMDS)(MPT_SCSI_HOST *hd); + +/* + * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS + */ +typedef struct _MPT_ADAPTER +{ + int id; /* Unique adapter id N {0,1,2,...} */ + int pci_irq; /* This irq */ + char name[MPT_NAME_LENGTH]; /* "iocN" */ + const char *prod_name; /* "LSIFC9x9" */ +#ifdef CONFIG_FUSION_LOGGING + /* used in mpt_display_event_info */ + char evStr[EVENT_DESCR_STR_SZ]; +#endif + char board_name[16]; + char board_assembly[16]; + char board_tracer[16]; + u16 nvdata_version_persistent; + u16 nvdata_version_default; + int debug_level; + u8 io_missing_delay; + u16 device_missing_delay; + SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */ + SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */ + u8 bus_type; + u32 mem_phys; /* == f4020000 (mmap) */ + u32 pio_mem_phys; /* Programmed IO (downloadboot) */ + int mem_size; /* mmap memory size */ + int number_of_buses; + int devices_per_bus; + int alloc_total; + u32 last_state; + int active; + u8 *alloc; /* frames alloc ptr */ + dma_addr_t alloc_dma; + u32 alloc_sz; + MPT_FRAME_HDR *reply_frames; /* Reply msg frames - rounded up! */ + u32 reply_frames_low_dma; + int reply_depth; /* Num Allocated reply frames */ + int reply_sz; /* Reply frame size */ + int num_chain; /* Number of chain buffers */ + MPT_ADD_SGE add_sge; /* Pointer to add_sge + function */ + MPT_ADD_CHAIN add_chain; /* Pointer to add_chain + function */ + /* Pool of buffers for chaining. ReqToChain + * and ChainToChain track index of chain buffers. + * ChainBuffer (DMA) virt/phys addresses. + * FreeChainQ (lock) locking mechanisms. + */ + int *ReqToChain; + int *RequestNB; + int *ChainToChain; + u8 *ChainBuffer; + dma_addr_t ChainBufferDMA; + struct list_head FreeChainQ; + spinlock_t FreeChainQlock; + /* We (host driver) get to manage our own RequestQueue! */ + dma_addr_t req_frames_dma; + MPT_FRAME_HDR *req_frames; /* Request msg frames - rounded up! */ + u32 req_frames_low_dma; + int req_depth; /* Number of request frames */ + int req_sz; /* Request frame size (bytes) */ + spinlock_t FreeQlock; + struct list_head FreeQ; + /* Pool of SCSI sense buffers for commands coming from + * the SCSI mid-layer. We have one 256 byte sense buffer + * for each REQ entry. + */ + u8 *sense_buf_pool; + dma_addr_t sense_buf_pool_dma; + u32 sense_buf_low_dma; + u8 *HostPageBuffer; /* SAS - host page buffer support */ + u32 HostPageBuffer_sz; + dma_addr_t HostPageBuffer_dma; + struct pci_dev *pcidev; /* struct pci_dev pointer */ + int bars; /* bitmask of BAR's that must be configured */ + int msi_enable; + u8 __iomem *memmap; /* mmap address */ + struct Scsi_Host *sh; /* Scsi Host pointer */ + SpiCfgData spi_data; /* Scsi config. data */ + RaidCfgData raid_data; /* Raid config. data */ + SasCfgData sas_data; /* Sas config. data */ + FcCfgData fc_data; /* Fc config. data */ + struct proc_dir_entry *ioc_dentry; + struct _MPT_ADAPTER *alt_ioc; /* ptr to 929 bound adapter port */ + u32 biosVersion; /* BIOS version from IO Unit Page 2 */ + int eventTypes; /* Event logging parameters */ + int eventContext; /* Next event context */ + int eventLogSize; /* Max number of cached events */ + struct _mpt_ioctl_events *events; /* pointer to event log */ + u8 *cached_fw; /* Pointer to FW */ + dma_addr_t cached_fw_dma; + int hs_reply_idx; +#ifndef MFCNT + u32 pad0; +#else + u32 mfcnt; +#endif + u32 NB_for_64_byte_frame; + u32 hs_req[MPT_MAX_FRAME_SIZE/sizeof(u32)]; + u16 hs_reply[MPT_MAX_FRAME_SIZE/sizeof(u16)]; + IOCFactsReply_t facts; + PortFactsReply_t pfacts[2]; + FCPortPage0_t fc_port_page0[2]; + LANPage0_t lan_cnfg_page0; + LANPage1_t lan_cnfg_page1; + + u8 ir_firmware; /* =1 if IR firmware detected */ + /* + * Description: errata_flag_1064 + * If a PCIX read occurs within 1 or 2 cycles after the chip receives + * a split completion for a read data, an internal address pointer incorrectly + * increments by 32 bytes + */ + int errata_flag_1064; + int aen_event_read_flag; /* flag to indicate event log was read*/ + u8 FirstWhoInit; + u8 upload_fw; /* If set, do a fw upload */ + u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */ + u8 pad1[4]; + u8 DoneCtx; + u8 TaskCtx; + u8 InternalCtx; + struct list_head list; + struct net_device *netdev; + struct list_head sas_topology; + struct mutex sas_topology_mutex; + + struct workqueue_struct *fw_event_q; + struct list_head fw_event_list; + spinlock_t fw_event_lock; + u8 fw_events_off; /* if '1', then ignore events */ + char fw_event_q_name[MPT_KOBJ_NAME_LEN]; + + struct mutex sas_discovery_mutex; + u8 sas_discovery_runtime; + u8 sas_discovery_ignore_events; + + /* port_info object for the host */ + struct mptsas_portinfo *hba_port_info; + u64 hba_port_sas_addr; + u16 hba_port_num_phy; + struct list_head sas_device_info_list; + struct mutex sas_device_info_mutex; + u8 old_sas_discovery_protocal; + u8 sas_discovery_quiesce_io; + int sas_index; /* index refrencing */ + MPT_MGMT sas_mgmt; + MPT_MGMT mptbase_cmds; /* for sending config pages */ + MPT_MGMT internal_cmds; + MPT_MGMT taskmgmt_cmds; + MPT_MGMT ioctl_cmds; + spinlock_t taskmgmt_lock; /* diagnostic reset lock */ + int taskmgmt_in_progress; + u8 taskmgmt_quiesce_io; + u8 ioc_reset_in_progress; + u8 reset_status; + u8 wait_on_reset_completion; + MPT_SCHEDULE_TARGET_RESET schedule_target_reset; + MPT_FLUSH_RUNNING_CMDS schedule_dead_ioc_flush_running_cmds; + + struct work_struct fc_setup_reset_work; + struct list_head fc_rports; + struct work_struct fc_lsc_work; + u8 fc_link_speed[2]; + spinlock_t fc_rescan_work_lock; + struct work_struct fc_rescan_work; + char fc_rescan_work_q_name[MPT_KOBJ_NAME_LEN]; + struct workqueue_struct *fc_rescan_work_q; + + /* driver forced bus resets count */ + unsigned long hard_resets; + /* fw/external bus resets count */ + unsigned long soft_resets; + /* cmd timeouts */ + unsigned long timeouts; + + struct scsi_cmnd **ScsiLookup; + spinlock_t scsi_lookup_lock; + u64 dma_mask; + u32 broadcast_aen_busy; + char reset_work_q_name[MPT_KOBJ_NAME_LEN]; + struct workqueue_struct *reset_work_q; + struct delayed_work fault_reset_work; + + u8 sg_addr_size; + u8 in_rescan; + u8 SGE_size; + +} MPT_ADAPTER; + +/* + * New return value convention: + * 1 = Ok to free associated request frame + * 0 = not Ok ... + */ +typedef int (*MPT_CALLBACK)(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply); +typedef int (*MPT_EVHANDLER)(MPT_ADAPTER *ioc, EventNotificationReply_t *evReply); +typedef int (*MPT_RESETHANDLER)(MPT_ADAPTER *ioc, int reset_phase); +/* reset_phase defs */ +#define MPT_IOC_PRE_RESET 0 +#define MPT_IOC_POST_RESET 1 +#define MPT_IOC_SETUP_RESET 2 + +/* + * Invent MPT host event (super-set of MPI Events) + * Fitted to 1030's 64-byte [max] request frame size + */ +typedef struct _MPT_HOST_EVENT { + EventNotificationReply_t MpiEvent; /* 8 32-bit words! */ + u32 pad[6]; + void *next; +} MPT_HOST_EVENT; + +#define MPT_HOSTEVENT_IOC_BRINGUP 0x91 +#define MPT_HOSTEVENT_IOC_RECOVER 0x92 + +/* Define the generic types based on the size + * of the dma_addr_t type. + */ +typedef struct _mpt_sge { + u32 FlagsLength; + dma_addr_t Address; +} MptSge_t; + + +#define mpt_msg_flags(ioc) \ + (ioc->sg_addr_size == sizeof(u64)) ? \ + MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 : \ + MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32 + +#define MPT_SGE_FLAGS_64_BIT_ADDRESSING \ + (MPI_SGE_FLAGS_64_BIT_ADDRESSING << MPI_SGE_FLAGS_SHIFT) + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Funky (private) macros... + */ +#include "mptdebug.h" + +#define MPT_INDEX_2_MFPTR(ioc,idx) \ + (MPT_FRAME_HDR*)( (u8*)(ioc)->req_frames + (ioc)->req_sz * (idx) ) + +#define MFPTR_2_MPT_INDEX(ioc,mf) \ + (int)( ((u8*)mf - (u8*)(ioc)->req_frames) / (ioc)->req_sz ) + +#define MPT_INDEX_2_RFPTR(ioc,idx) \ + (MPT_FRAME_HDR*)( (u8*)(ioc)->reply_frames + (ioc)->req_sz * (idx) ) + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ + +#define SCSI_STD_SENSE_BYTES 18 +#define SCSI_STD_INQUIRY_BYTES 36 +#define SCSI_MAX_INQUIRY_BYTES 96 + +/* + * MPT_SCSI_HOST defines - Used by the IOCTL and the SCSI drivers + * Private to the driver. + */ +/* LOCAL structure and fields used when processing + * internally generated commands. These include: + * bus scan, dv and config requests. + */ +typedef struct _MPT_LOCAL_REPLY { + ConfigPageHeader_t header; + int completion; + u8 sense[SCSI_STD_SENSE_BYTES]; + u8 scsiStatus; + u8 skip; + u32 pad; +} MPT_LOCAL_REPLY; + + +/* The TM_STATE variable is used to provide strict single threading of TM + * requests as well as communicate TM error conditions. + */ +#define TM_STATE_NONE (0) +#define TM_STATE_IN_PROGRESS (1) +#define TM_STATE_ERROR (2) + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * More Dynamic Multi-Pathing stuff... + */ + +/* Forward decl, a strange C thing, to prevent gcc compiler warnings */ +struct scsi_cmnd; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Generic structure passed to the base mpt_config function. + */ +typedef struct _x_config_parms { + union { + ConfigExtendedPageHeader_t *ehdr; + ConfigPageHeader_t *hdr; + } cfghdr; + dma_addr_t physAddr; + u32 pageAddr; /* properly formatted */ + u16 status; + u8 action; + u8 dir; + u8 timeout; /* seconds */ +} CONFIGPARMS; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * Public entry points... + */ +extern int mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id); +extern void mpt_detach(struct pci_dev *pdev); +#ifdef CONFIG_PM +extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state); +extern int mpt_resume(struct pci_dev *pdev); +#endif +extern u8 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass, + char *func_name); +extern void mpt_deregister(u8 cb_idx); +extern int mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc); +extern void mpt_event_deregister(u8 cb_idx); +extern int mpt_reset_register(u8 cb_idx, MPT_RESETHANDLER reset_func); +extern void mpt_reset_deregister(u8 cb_idx); +extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, u8 cb_idx); +extern void mpt_device_driver_deregister(u8 cb_idx); +extern MPT_FRAME_HDR *mpt_get_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc); +extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); +extern void mpt_put_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); +extern void mpt_put_msg_frame_hi_pri(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); + +extern int mpt_send_handshake_request(u8 cb_idx, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag); +extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp); +extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked); +extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan); +extern int mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag); +extern int mpt_Soft_Hard_ResetHandler(MPT_ADAPTER *ioc, int sleepFlag); +extern int mpt_config(MPT_ADAPTER *ioc, CONFIGPARMS *cfg); +extern int mpt_alloc_fw_memory(MPT_ADAPTER *ioc, int size); +extern void mpt_free_fw_memory(MPT_ADAPTER *ioc); +extern int mpt_findImVolumes(MPT_ADAPTER *ioc); +extern int mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode); +extern int mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhysDiskPage0_t phys_disk); +extern int mpt_raid_phys_disk_pg1(MPT_ADAPTER *ioc, u8 phys_disk_num, + pRaidPhysDiskPage1_t phys_disk); +extern int mpt_raid_phys_disk_get_num_paths(MPT_ADAPTER *ioc, + u8 phys_disk_num); +extern int mpt_set_taskmgmt_in_progress_flag(MPT_ADAPTER *ioc); +extern void mpt_clear_taskmgmt_in_progress_flag(MPT_ADAPTER *ioc); +extern void __noreturn mpt_halt_firmware(MPT_ADAPTER *ioc); + + +/* + * Public data decl's... + */ +extern struct list_head ioc_list; +extern int mpt_fwfault_debug; + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +#endif /* } __KERNEL__ */ + +#ifdef CONFIG_64BIT +#define CAST_U32_TO_PTR(x) ((void *)(u64)x) +#define CAST_PTR_TO_U32(x) ((u32)(u64)x) +#else +#define CAST_U32_TO_PTR(x) ((void *)x) +#define CAST_PTR_TO_U32(x) ((u32)x) +#endif + +#define MPT_PROTOCOL_FLAGS_c_c_c_c(pflags) \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_INITIATOR) ? 'I' : 'i', \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_TARGET) ? 'T' : 't', \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_LAN) ? 'L' : 'l', \ + ((pflags) & MPI_PORTFACTS_PROTOCOL_LOGBUSADDR) ? 'B' : 'b' + +/* + * Shifted SGE Defines - Use in SGE with FlagsLength member. + * Otherwise, use MPI_xxx defines (refer to "lsi/mpi.h" header). + * Defaults: 32 bit SGE, SYSTEM_ADDRESS if direction bit is 0, read + */ +#define MPT_TRANSFER_IOC_TO_HOST (0x00000000) +#define MPT_TRANSFER_HOST_TO_IOC (0x04000000) +#define MPT_SGE_FLAGS_LAST_ELEMENT (0x80000000) +#define MPT_SGE_FLAGS_END_OF_BUFFER (0x40000000) +#define MPT_SGE_FLAGS_LOCAL_ADDRESS (0x08000000) +#define MPT_SGE_FLAGS_DIRECTION (0x04000000) +#define MPT_SGE_FLAGS_END_OF_LIST (0x01000000) + +#define MPT_SGE_FLAGS_TRANSACTION_ELEMENT (0x00000000) +#define MPT_SGE_FLAGS_SIMPLE_ELEMENT (0x10000000) +#define MPT_SGE_FLAGS_CHAIN_ELEMENT (0x30000000) +#define MPT_SGE_FLAGS_ELEMENT_MASK (0x30000000) + +#define MPT_SGE_FLAGS_SSIMPLE_READ \ + (MPT_SGE_FLAGS_LAST_ELEMENT | \ + MPT_SGE_FLAGS_END_OF_BUFFER | \ + MPT_SGE_FLAGS_END_OF_LIST | \ + MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ + MPT_TRANSFER_IOC_TO_HOST) +#define MPT_SGE_FLAGS_SSIMPLE_WRITE \ + (MPT_SGE_FLAGS_LAST_ELEMENT | \ + MPT_SGE_FLAGS_END_OF_BUFFER | \ + MPT_SGE_FLAGS_END_OF_LIST | \ + MPT_SGE_FLAGS_SIMPLE_ELEMENT | \ + MPT_TRANSFER_HOST_TO_IOC) + +/*}-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +#endif + |