X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmessage%2Ffusion%2Fmptscsih.c;h=84fa271eb8f47fd93cf869841055f5e6e037abd9;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=3a3ef127df040c6ac6f7cb593223e515d1a2fa3c;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 3a3ef127d..84fa271eb 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -1,32 +1,11 @@ /* * linux/drivers/message/fusion/mptscsih.c - * High performance SCSI / Fibre Channel SCSI Host device driver. - * For use with PCI chip/adapter(s): - * LSIFC9xx/LSI409xx Fibre Channel + * For use with LSI Logic PCI chip/adapter(s) * running LSI Logic Fusion MPT (Message Passing Technology) firmware. * - * Credits: - * This driver would not exist if not for Alan Cox's development - * of the linux i2o driver. - * - * A special thanks to Pamela Delaney (LSI Logic) for tons of work - * and countless enhancements while adding support for the 1030 - * chip family. Pam has been instrumental in the development of - * of the 2.xx.xx series fusion drivers, and her contributions are - * far too numerous to hope to list in one place. - * - * A huge debt of gratitude is owed to David S. Miller (DaveM) - * for fixing much of the stupid and broken stuff in the early - * driver while porting to sparc64 platform. THANK YOU! - * - * (see mptbase.c) - * - * Copyright (c) 1999-2004 LSI Logic Corporation - * Original author: Steven J. Ralston - * (mailto:sjralston1@netscape.net) + * Copyright (c) 1999-2005 LSI Logic Corporation * (mailto:mpt_linux_developer@lsil.com) * - * $Id: mptscsih.c,v 1.104 2002/12/03 21:26:34 pdelaney Exp $ */ /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* @@ -83,6 +62,7 @@ #include #include #include +#include #include "mptbase.h" #include "mptscsih.h" @@ -96,27 +76,6 @@ MODULE_AUTHOR(MODULEAUTHOR); MODULE_DESCRIPTION(my_NAME); MODULE_LICENSE("GPL"); -/* Command line args */ -static int mpt_dv = MPTSCSIH_DOMAIN_VALIDATION; -MODULE_PARM(mpt_dv, "i"); -MODULE_PARM_DESC(mpt_dv, " DV Algorithm: enhanced=1, basic=0 (default=MPTSCSIH_DOMAIN_VALIDATION=1)"); - -static int mpt_width = MPTSCSIH_MAX_WIDTH; -MODULE_PARM(mpt_width, "i"); -MODULE_PARM_DESC(mpt_width, " Max Bus Width: wide=1, narrow=0 (default=MPTSCSIH_MAX_WIDTH=1)"); - -static int mpt_factor = MPTSCSIH_MIN_SYNC; -MODULE_PARM(mpt_factor, "h"); -MODULE_PARM_DESC(mpt_factor, " Min Sync Factor (default=MPTSCSIH_MIN_SYNC=0x08)"); - -static int mpt_saf_te = MPTSCSIH_SAF_TE; -MODULE_PARM(mpt_saf_te, "i"); -MODULE_PARM_DESC(mpt_saf_te, " Force enabling SEP Processor: enable=1 (default=MPTSCSIH_SAF_TE=0)"); - -static int mpt_pq_filter = 0; -MODULE_PARM(mpt_pq_filter, "i"); -MODULE_PARM_DESC(mpt_pq_filter, " Enable peripheral qualifier filter: enable=1 (default=0)"); - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ typedef struct _BIG_SENSE_BUF { @@ -135,8 +94,9 @@ typedef struct _BIG_SENSE_BUF { #define MPT_ICFLAG_BUF_CAP 0x01 /* ReadBuffer Read Capacity format */ #define MPT_ICFLAG_ECHO 0x02 /* ReadBuffer Echo buffer format */ -#define MPT_ICFLAG_PHYS_DISK 0x04 /* Any SCSI IO but do Phys Disk Format */ -#define MPT_ICFLAG_TAGGED_CMD 0x08 /* Do tagged IO */ +#define MPT_ICFLAG_EBOS 0x04 /* ReadBuffer Echo buffer has EBOS */ +#define MPT_ICFLAG_PHYS_DISK 0x08 /* Any SCSI IO but do Phys Disk Format */ +#define MPT_ICFLAG_TAGGED_CMD 0x10 /* Do tagged IO */ #define MPT_ICFLAG_DID_RESET 0x20 /* Bus Reset occurred with this command */ #define MPT_ICFLAG_RESERVED 0x40 /* Reserved has been issued */ @@ -154,110 +114,42 @@ typedef struct _internal_cmd { u8 rsvd; } INTERNAL_CMD; -typedef struct _negoparms { - u8 width; - u8 offset; - u8 factor; - u8 flags; -} NEGOPARMS; - -typedef struct _dv_parameters { - NEGOPARMS max; - NEGOPARMS now; - u8 cmd; - u8 id; - u16 pad1; -} DVPARAMETERS; - - /* * Other private/forward protos... */ -static int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); +int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); static void mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq); -static int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); +int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); static int mptscsih_AddSGE(MPT_ADAPTER *ioc, struct scsi_cmnd *SCpnt, SCSIIORequest_t *pReq, int req_idx); static void mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx); -static void copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply); +static void mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply); static int mptscsih_tm_pending_wait(MPT_SCSI_HOST * hd); static int mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout ); static u32 SCPNT_TO_LOOKUP_IDX(struct scsi_cmnd *sc); -static int mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout); static int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout); -static int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset); -static int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); +int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset); +int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply); -static void mptscsih_initTarget(MPT_SCSI_HOST *hd, int bus_id, int target_id, u8 lun, char *data, int dlen); -static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtDevice *target, char byte56); -static void mptscsih_set_dvflags(MPT_SCSI_HOST *hd, SCSIIORequest_t *pReq); -static void mptscsih_setDevicePage1Flags (u8 width, u8 factor, u8 offset, int *requestedPtr, int *configurationPtr, u8 flags); -static void mptscsih_no_negotiate(MPT_SCSI_HOST *hd, int target_id); -static int mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target, int flags); +static void mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev); +static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev); static int mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus); -static int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); -static void mptscsih_timer_expired(unsigned long data); +int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r); static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd); -static int mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, int portnum); - -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -static int mptscsih_do_raid(MPT_SCSI_HOST *hd, u8 action, INTERNAL_CMD *io); -static void mptscsih_domainValidation(void *hd); -static int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id); -static void mptscsih_qas_check(MPT_SCSI_HOST *hd, int id); -static int mptscsih_doDv(MPT_SCSI_HOST *hd, int channel, int target); -static void mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage); -static void mptscsih_fillbuf(char *buffer, int size, int index, int width); -#endif -/* module entry point */ -static int __init mptscsih_init (void); -static void __exit mptscsih_exit (void); +static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice); -static int mptscsih_probe (struct pci_dev *, const struct pci_device_id *); -static void mptscsih_remove(struct pci_dev *); -static void mptscsih_shutdown(struct device *); +void mptscsih_remove(struct pci_dev *); +void mptscsih_shutdown(struct pci_dev *); #ifdef CONFIG_PM -static int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); -static int mptscsih_resume(struct pci_dev *pdev); +int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); +int mptscsih_resume(struct pci_dev *pdev); #endif - -/* - * Private data... - */ - -static int mpt_scsi_hosts = 0; - -static int ScsiDoneCtx = -1; -static int ScsiTaskCtx = -1; -static int ScsiScanDvCtx = -1; /* Used only for bus scan and dv */ - #define SNS_LEN(scp) sizeof((scp)->sense_buffer) -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -/* - * Domain Validation task structure - */ -static DEFINE_SPINLOCK(dvtaskQ_lock); -static int dvtaskQ_active = 0; -static int dvtaskQ_release = 0; -static struct work_struct mptscsih_dvTask; -#endif - -/* - * Wait Queue setup - */ -static DECLARE_WAIT_QUEUE_HEAD (scandv_waitq); -static int scandv_wait_done = 1; - - -/* Driver command line structure - */ -static struct scsi_host_template driver_template; - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_add_sge - Place a simple SGE at address pAddr. @@ -351,12 +243,12 @@ mptscsih_getFreeChainBuffer(MPT_ADAPTER *ioc, int *retIndex) offset = (u8 *)chainBuf - (u8 *)ioc->ChainBuffer; chain_idx = offset / ioc->req_sz; rc = SUCCESS; - dsgprintk((MYIOC_s_INFO_FMT "getFreeChainBuffer (index %d), got buf=%p\n", - ioc->name, *retIndex, chainBuf)); + dsgprintk((MYIOC_s_ERR_FMT "getFreeChainBuffer chainBuf=%p ChainBuffer=%p offset=%d chain_idx=%d\n", + ioc->name, chainBuf, ioc->ChainBuffer, offset, chain_idx)); } else { rc = FAILED; chain_idx = MPT_HOST_NO_CHAIN; - dfailprintk((MYIOC_s_ERR_FMT "getFreeChainBuffer failed\n", + dfailprintk((MYIOC_s_INFO_FMT "getFreeChainBuffer failed\n", ioc->name)); } spin_unlock_irqrestore(&ioc->FreeQlock, flags); @@ -502,7 +394,7 @@ nextSGEset: */ pReq->ChainOffset = 0; RequestNB = (((sgeOffset - 1) >> ioc->NBShiftFactor) + 1) & 0x03; - dsgprintk((MYIOC_s_ERR_FMT + dsgprintk((MYIOC_s_INFO_FMT "Single Buffer RequestNB=%x, sgeOffset=%d\n", ioc->name, RequestNB, sgeOffset)); ioc->RequestNB[req_idx] = RequestNB; } @@ -561,11 +453,12 @@ nextSGEset: /* NOTE: psge points to the beginning of the chain element * in current buffer. Get a chain buffer. */ - dsgprintk((MYIOC_s_INFO_FMT - "calling getFreeChainBuffer SCSI cmd=%02x (%p)\n", - ioc->name, pReq->CDB[0], SCpnt)); - if ((mptscsih_getFreeChainBuffer(ioc, &newIndex)) == FAILED) + if ((mptscsih_getFreeChainBuffer(ioc, &newIndex)) == FAILED) { + dfailprintk((MYIOC_s_INFO_FMT + "getFreeChainBuffer FAILED SCSI cmd=%02x (%p)\n", + ioc->name, pReq->CDB[0], SCpnt)); return FAILED; + } /* Update the tracking arrays. * If chainSge == NULL, update ReqToChain, else ChainToChain @@ -619,18 +512,31 @@ nextSGEset: * * Returns 1 indicating alloc'd request frame ptr should be freed. */ -static int +int mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) { struct scsi_cmnd *sc; MPT_SCSI_HOST *hd; SCSIIORequest_t *pScsiReq; SCSIIOReply_t *pScsiReply; - u16 req_idx; + u16 req_idx, req_idx_MR; hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); + req_idx_MR = (mr != NULL) ? + le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx) : req_idx; + if ((req_idx != req_idx_MR) || + (mf->u.frame.linkage.arg1 == 0xdeadbeaf)) { + printk(MYIOC_s_ERR_FMT "Received a mf that was already freed\n", + ioc->name); + printk (MYIOC_s_ERR_FMT + "req_idx=%x req_idx_MR=%x mf=%p mr=%p sc=%p\n", + ioc->name, req_idx, req_idx_MR, mf, mr, + hd->ScsiLookup[req_idx_MR]); + return 0; + } + sc = hd->ScsiLookup[req_idx]; if (sc == NULL) { MPIHeader_t *hdr = (MPIHeader_t *)mf; @@ -647,14 +553,20 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) return 1; } - dmfprintk((MYIOC_s_INFO_FMT - "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d)\n", - ioc->name, mf, mr, sc, req_idx)); - sc->result = DID_OK << 16; /* Set default reply as OK */ pScsiReq = (SCSIIORequest_t *) mf; pScsiReply = (SCSIIOReply_t *) mr; + if((ioc->facts.MsgVersion >= MPI_VERSION_01_05) && pScsiReply){ + dmfprintk((MYIOC_s_INFO_FMT + "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d,task-tag=%d)\n", + ioc->name, mf, mr, sc, req_idx, pScsiReply->TaskTag)); + }else{ + dmfprintk((MYIOC_s_INFO_FMT + "ScsiDone (mf=%p,mr=%p,sc=%p,idx=%d)\n", + ioc->name, mf, mr, sc, req_idx)); + } + if (pScsiReply == NULL) { /* special context reply handling */ ; @@ -669,21 +581,37 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) xfer_cnt = le32_to_cpu(pScsiReply->TransferCount); sc->resid = sc->request_bufflen - xfer_cnt; + /* + * if we get a data underrun indication, yet no data was + * transferred and the SCSI status indicates that the + * command was never started, change the data underrun + * to success + */ + if (status == MPI_IOCSTATUS_SCSI_DATA_UNDERRUN && xfer_cnt == 0 && + (scsi_status == MPI_SCSI_STATUS_BUSY || + scsi_status == MPI_SCSI_STATUS_RESERVATION_CONFLICT || + scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL)) { + status = MPI_IOCSTATUS_SUCCESS; + } + dreplyprintk((KERN_NOTICE "Reply ha=%d id=%d lun=%d:\n" "IOCStatus=%04xh SCSIState=%02xh SCSIStatus=%02xh\n" "resid=%d bufflen=%d xfer_cnt=%d\n", - ioc->id, pScsiReq->TargetID, pScsiReq->LUN[1], - status, scsi_state, scsi_status, sc->resid, + ioc->id, sc->device->id, sc->device->lun, + status, scsi_state, scsi_status, sc->resid, sc->request_bufflen, xfer_cnt)); if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) - copy_sense_data(sc, hd, mf, pScsiReply); - + mptscsih_copy_sense_data(sc, hd, mf, pScsiReply); + /* * Look for + dump FCP ResponseInfo[]! */ - if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID) { - printk(KERN_NOTICE " FCP_ResponseInfo=%08xh\n", + if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID && + pScsiReply->ResponseInfo) { + printk(KERN_NOTICE "ha=%d id=%d lun=%d: " + "FCP_ResponseInfo=%08xh\n", + ioc->id, sc->device->id, sc->device->lun, le32_to_cpu(pScsiReply->ResponseInfo)); } @@ -704,7 +632,11 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */ /* Spoof to SCSI Selection Timeout! */ - sc->result = DID_NO_CONNECT << 16; + if (ioc->bus_type != FC) + sc->result = DID_NO_CONNECT << 16; + /* else fibre, just stall until rescan event */ + else + sc->result = DID_REQUEUE << 16; if (hd->sel_timeout[pScsiReq->TargetID] < 0xFFFF) hd->sel_timeout[pScsiReq->TargetID]++; @@ -718,29 +650,18 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) */ sc->result = DID_RESET << 16; - /* GEM Workaround. */ - if (ioc->bus_type == SCSI) - mptscsih_no_negotiate(hd, sc->device->id); break; case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ - if ( xfer_cnt >= sc->underflow ) { - /* Sufficient data transfer occurred */ + sc->resid = sc->request_bufflen - xfer_cnt; + if((xfer_cnt==0)||(sc->underflow > xfer_cnt)) + sc->result=DID_SOFT_ERROR << 16; + else /* Sufficient data transfer occurred */ sc->result = (DID_OK << 16) | scsi_status; - } else if ( xfer_cnt == 0 ) { - /* A CRC Error causes this condition; retry */ - sc->result = (DRIVER_SENSE << 24) | (DID_OK << 16) | - (CHECK_CONDITION << 1); - sc->sense_buffer[0] = 0x70; - sc->sense_buffer[2] = NO_SENSE; - sc->sense_buffer[12] = 0; - sc->sense_buffer[13] = 0; - } else { - sc->result = DID_SOFT_ERROR << 16; - } - dreplyprintk((KERN_NOTICE "RESIDUAL_MISMATCH: result=%x on id=%d\n", sc->result, sc->target)); + dreplyprintk((KERN_NOTICE + "RESIDUAL_MISMATCH: result=%x on id=%d\n", sc->result, sc->device->id)); break; - + case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */ /* * Do upfront check for valid SenseData and give it @@ -753,7 +674,10 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) ; } else { if (xfer_cnt < sc->underflow) { - sc->result = DID_SOFT_ERROR << 16; + if (scsi_status == SAM_STAT_BUSY) + sc->result = SAM_STAT_BUSY; + else + sc->result = DID_SOFT_ERROR << 16; } if (scsi_state & (MPI_SCSI_STATE_AUTOSENSE_FAILED | MPI_SCSI_STATE_NO_SCSI_STATUS)) { /* What to do? @@ -773,13 +697,17 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) */ if (scsi_status == MPI_SCSI_STATUS_TASK_SET_FULL) mptscsih_report_queue_full(sc, pScsiReply, pScsiReq); - + break; + case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */ + sc->resid=0; case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: /* 0x0040 */ case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */ - scsi_status = pScsiReply->SCSIStatus; - sc->result = (DID_OK << 16) | scsi_status; + if (scsi_status == MPI_SCSI_STATUS_BUSY) + sc->result = (DID_BUS_BUSY << 16) | scsi_status; + else + sc->result = (DID_OK << 16) | scsi_status; if (scsi_state == 0) { ; } else if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) { @@ -833,7 +761,6 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: /* 0x0006 */ case MPI_IOCSTATUS_INVALID_FIELD: /* 0x0007 */ case MPI_IOCSTATUS_INVALID_STATE: /* 0x0008 */ - case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */ case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */ case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: /* 0x004A */ default: @@ -866,7 +793,6 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) return 1; } - /* * mptscsih_flush_running_cmds - For each command found, search * Scsi_Host instance taskQ and reply to OS. @@ -905,18 +831,16 @@ mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd) * Do OS callback * Free driver resources (chain, msg buffers) */ - if (scsi_device_online(SCpnt->device)) { - if (SCpnt->use_sg) { - pci_unmap_sg(ioc->pcidev, - (struct scatterlist *) SCpnt->request_buffer, - SCpnt->use_sg, - SCpnt->sc_data_direction); - } else if (SCpnt->request_bufflen) { - pci_unmap_single(ioc->pcidev, - SCpnt->SCp.dma_handle, - SCpnt->request_bufflen, - SCpnt->sc_data_direction); - } + if (SCpnt->use_sg) { + pci_unmap_sg(ioc->pcidev, + (struct scatterlist *) SCpnt->request_buffer, + SCpnt->use_sg, + SCpnt->sc_data_direction); + } else if (SCpnt->request_bufflen) { + pci_unmap_single(ioc->pcidev, + SCpnt->SCp.dma_handle, + SCpnt->request_bufflen, + SCpnt->sc_data_direction); } SCpnt->result = DID_RESET << 16; SCpnt->host_scribble = NULL; @@ -940,33 +864,34 @@ mptscsih_flush_running_cmds(MPT_SCSI_HOST *hd) * when a lun is disable by mid-layer. * Do NOT access the referenced scsi_cmnd structure or * members. Will cause either a paging or NULL ptr error. - * @hd: Pointer to a SCSI HOST structure - * @target: target id - * @lun: lun + * (BUT, BUT, BUT, the code does reference it! - mdr) + * @hd: Pointer to a SCSI HOST structure + * @vdevice: per device private data * * Returns: None. * * Called from slave_destroy. */ static void -mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, uint target, uint lun) +mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice) { SCSIIORequest_t *mf = NULL; int ii; int max = hd->ioc->req_depth; + struct scsi_cmnd *sc; dsprintk((KERN_INFO MYNAM ": search_running target %d lun %d max %d\n", - target, lun, max)); + vdevice->vtarget->target_id, vdevice->lun, max)); for (ii=0; ii < max; ii++) { - if (hd->ScsiLookup[ii] != NULL) { + if ((sc = hd->ScsiLookup[ii]) != NULL) { mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(hd->ioc, ii); dsprintk(( "search_running: found (sc=%p, mf = %p) target %d, lun %d \n", hd->ScsiLookup[ii], mf, mf->TargetID, mf->LUN[1])); - if ((mf->TargetID != ((u8)target)) || (mf->LUN[1] != ((u8) lun))) + if ((mf->TargetID != ((u8)vdevice->vtarget->target_id)) || (mf->LUN[1] != ((u8) vdevice->lun))) continue; /* Cleanup @@ -974,18 +899,26 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, uint target, uint lun) hd->ScsiLookup[ii] = NULL; mptscsih_freeChainBuffers(hd->ioc, ii); mpt_free_msg_frame(hd->ioc, (MPT_FRAME_HDR *)mf); + if (sc->use_sg) { + pci_unmap_sg(hd->ioc->pcidev, + (struct scatterlist *) sc->request_buffer, + sc->use_sg, + sc->sc_data_direction); + } else if (sc->request_bufflen) { + pci_unmap_single(hd->ioc->pcidev, + sc->SCp.dma_handle, + sc->request_bufflen, + sc->sc_data_direction); + } + sc->host_scribble = NULL; + sc->result = DID_NO_CONNECT << 16; + sc->scsi_done(sc); } } - return; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* - * Hack! It might be nice to report if a device is returning QUEUE_FULL - * but maybe not each and every time... - */ -static long last_queue_full = 0; /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* @@ -1003,280 +936,20 @@ static void mptscsih_report_queue_full(struct scsi_cmnd *sc, SCSIIOReply_t *pScsiReply, SCSIIORequest_t *pScsiReq) { long time = jiffies; - - if (time - last_queue_full > 10 * HZ) { - char *ioc_str = "ioc?"; - - if (sc->device && sc->device->host != NULL && sc->device->host->hostdata != NULL) - ioc_str = ((MPT_SCSI_HOST *)sc->device->host->hostdata)->ioc->name; - dprintk((MYIOC_s_WARN_FMT "Device (%d:%d:%d) reported QUEUE_FULL!\n", - ioc_str, 0, sc->device->id, sc->device->lun)); - last_queue_full = time; - } -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -static char *info_kbuf = NULL; - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* - * mptscsih_probe - Installs scsi devices per bus. - * @pdev: Pointer to pci_dev structure - * - * Returns 0 for success, non-zero for failure. - * - */ - -static int -mptscsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) -{ - struct Scsi_Host *sh; MPT_SCSI_HOST *hd; - MPT_ADAPTER *ioc = pci_get_drvdata(pdev); - unsigned long flags; - int sz, ii; - int numSGE = 0; - int scale; - int ioc_cap; - u8 *mem; - int error=0; - - - /* 20010202 -sralston - * Added sanity check on readiness of the MPT adapter. - */ - if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { - printk(MYIOC_s_WARN_FMT - "Skipping because it's not operational!\n", - ioc->name); - return -ENODEV; - } - - if (!ioc->active) { - printk(MYIOC_s_WARN_FMT "Skipping because it's disabled!\n", - ioc->name); - return -ENODEV; - } - - /* Sanity check - ensure at least 1 port is INITIATOR capable - */ - ioc_cap = 0; - for (ii=0; ii < ioc->facts.NumberOfPorts; ii++) { - if (ioc->pfacts[ii].ProtocolFlags & - MPI_PORTFACTS_PROTOCOL_INITIATOR) - ioc_cap ++; - } - - if (!ioc_cap) { - printk(MYIOC_s_WARN_FMT - "Skipping ioc=%p because SCSI Initiator mode is NOT enabled!\n", - ioc->name, ioc); - return -ENODEV; - } - - sh = scsi_host_alloc(&driver_template, sizeof(MPT_SCSI_HOST)); - - if (!sh) { - printk(MYIOC_s_WARN_FMT - "Unable to register controller with SCSI subsystem\n", - ioc->name); - return -1; - } - - spin_lock_irqsave(&ioc->FreeQlock, flags); - - /* Attach the SCSI Host to the IOC structure - */ - ioc->sh = sh; - - sh->io_port = 0; - sh->n_io_port = 0; - sh->irq = 0; - - /* set 16 byte cdb's */ - sh->max_cmd_len = 16; - - /* Yikes! This is important! - * Otherwise, by default, linux - * only scans target IDs 0-7! - * pfactsN->MaxDevices unreliable - * (not supported in early - * versions of the FW). - * max_id = 1 + actual max id, - * max_lun = 1 + actual last lun, - * see hosts.h :o( - */ - if (ioc->bus_type == SCSI) { - sh->max_id = MPT_MAX_SCSI_DEVICES; - } else { - /* For FC, increase the queue depth - * from MPT_SCSI_CAN_QUEUE (31) - * to MPT_FC_CAN_QUEUE (63). - */ - sh->can_queue = MPT_FC_CAN_QUEUE; - sh->max_id = - MPT_MAX_FC_DEVICES<256 ? MPT_MAX_FC_DEVICES : 255; - } - - sh->max_lun = MPT_LAST_LUN + 1; - sh->max_channel = 0; - sh->this_id = ioc->pfacts[0].PortSCSIID; - - /* Required entry. - */ - sh->unique_id = ioc->id; - - /* Verify that we won't exceed the maximum - * number of chain buffers - * We can optimize: ZZ = req_sz/sizeof(SGE) - * For 32bit SGE's: - * numSGE = 1 + (ZZ-1)*(maxChain -1) + ZZ - * + (req_sz - 64)/sizeof(SGE) - * A slightly different algorithm is required for - * 64bit SGEs. - */ - scale = ioc->req_sz/(sizeof(dma_addr_t) + sizeof(u32)); - if (sizeof(dma_addr_t) == sizeof(u64)) { - numSGE = (scale - 1) * - (ioc->facts.MaxChainDepth-1) + scale + - (ioc->req_sz - 60) / (sizeof(dma_addr_t) + - sizeof(u32)); - } else { - numSGE = 1 + (scale - 1) * - (ioc->facts.MaxChainDepth-1) + scale + - (ioc->req_sz - 64) / (sizeof(dma_addr_t) + - sizeof(u32)); - } - - if (numSGE < sh->sg_tablesize) { - /* Reset this value */ - dprintk((MYIOC_s_INFO_FMT - "Resetting sg_tablesize to %d from %d\n", - ioc->name, numSGE, sh->sg_tablesize)); - sh->sg_tablesize = numSGE; - } - - /* Set the pci device pointer in Scsi_Host structure. - */ - scsi_set_device(sh, &ioc->pcidev->dev); - - spin_unlock_irqrestore(&ioc->FreeQlock, flags); - - hd = (MPT_SCSI_HOST *) sh->hostdata; - hd->ioc = ioc; - - /* SCSI needs scsi_cmnd lookup table! - * (with size equal to req_depth*PtrSz!) - */ - sz = ioc->req_depth * sizeof(void *); - mem = kmalloc(sz, GFP_ATOMIC); - if (mem == NULL) { - error = -ENOMEM; - goto mptscsih_probe_failed; - } - - memset(mem, 0, sz); - hd->ScsiLookup = (struct scsi_cmnd **) mem; - - dprintk((MYIOC_s_INFO_FMT "ScsiLookup @ %p, sz=%d\n", - ioc->name, hd->ScsiLookup, sz)); - - /* Allocate memory for the device structures. - * A non-Null pointer at an offset - * indicates a device exists. - * max_id = 1 + maximum id (hosts.h) - */ - sz = sh->max_id * sizeof(void *); - mem = kmalloc(sz, GFP_ATOMIC); - if (mem == NULL) { - error = -ENOMEM; - goto mptscsih_probe_failed; - } - memset(mem, 0, sz); - hd->Targets = (VirtDevice **) mem; - - dprintk((KERN_INFO - " Targets @ %p, sz=%d\n", hd->Targets, sz)); - - /* Clear the TM flags - */ - hd->tmPending = 0; - hd->tmState = TM_STATE_NONE; - hd->resetPending = 0; - hd->abortSCpnt = NULL; - - /* Clear the pointer used to store - * single-threaded commands, i.e., those - * issued during a bus scan, dv and - * configuration pages. - */ - hd->cmdPtr = NULL; - - /* Initialize this SCSI Hosts' timers - * To use, set the timer expires field - * and add_timer - */ - init_timer(&hd->timer); - hd->timer.data = (unsigned long) hd; - hd->timer.function = mptscsih_timer_expired; - - if (ioc->bus_type == SCSI) { - /* Update with the driver setup - * values. - */ - if (ioc->spi_data.maxBusWidth > mpt_width) - ioc->spi_data.maxBusWidth = mpt_width; - if (ioc->spi_data.minSyncFactor < mpt_factor) - ioc->spi_data.minSyncFactor = mpt_factor; - - if (ioc->spi_data.minSyncFactor == MPT_ASYNC) { - ioc->spi_data.maxSyncOffset = 0; - } - - ioc->spi_data.Saf_Te = mpt_saf_te; - - hd->negoNvram = 0; -#ifndef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - hd->negoNvram = MPT_SCSICFG_USE_NVRAM; -#endif - ioc->spi_data.forceDv = 0; - ioc->spi_data.noQas = 0; - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - ioc->spi_data.dvStatus[ii] = - MPT_SCSICFG_NEGOTIATE; - } - - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) - ioc->spi_data.dvStatus[ii] |= - MPT_SCSICFG_DV_NOT_DONE; - - dinitprintk((MYIOC_s_INFO_FMT - "dv %x width %x factor %x saf_te %x\n", - ioc->name, mpt_dv, - mpt_width, - mpt_factor, - mpt_saf_te)); - } - - mpt_scsi_hosts++; + if (sc->device == NULL) + return; + if (sc->device->host == NULL) + return; + if ((hd = (MPT_SCSI_HOST *)sc->device->host->hostdata) == NULL) + return; - error = scsi_add_host (sh, &ioc->pcidev->dev); - if(error) { - dprintk((KERN_ERR MYNAM - "scsi_add_host failed\n")); - goto mptscsih_probe_failed; + if (time - hd->last_queue_full > 10 * HZ) { + dprintk((MYIOC_s_WARN_FMT "Device (%d:%d:%d) reported QUEUE_FULL!\n", + hd->ioc->name, 0, sc->device->id, sc->device->lun)); + hd->last_queue_full = time; } - - scsi_scan_host(sh); - return 0; - -mptscsih_probe_failed: - - mptscsih_remove(pdev); - return error; - } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -1286,74 +959,53 @@ mptscsih_probe_failed: * * */ -static void +void mptscsih_remove(struct pci_dev *pdev) { MPT_ADAPTER *ioc = pci_get_drvdata(pdev); struct Scsi_Host *host = ioc->sh; MPT_SCSI_HOST *hd; - int count; - unsigned long flags; + int sz1; - if(!host) + if(!host) { + mpt_detach(pdev); return; + } scsi_remove_host(host); -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - /* Check DV thread active */ - count = 10 * HZ; - spin_lock_irqsave(&dvtaskQ_lock, flags); - if (dvtaskQ_active) { - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - while(dvtaskQ_active && --count) { - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(1); - } - } else { - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - } - if (!count) - printk(KERN_ERR MYNAM ": ERROR - DV thread still active!\n"); -#if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY) - else - printk(KERN_ERR MYNAM ": DV thread orig %d, count %d\n", 10 * HZ, count); -#endif -#endif + if((hd = (MPT_SCSI_HOST *)host->hostdata) == NULL) + return; - hd = (MPT_SCSI_HOST *)host->hostdata; - if (hd != NULL) { - int sz1; + mptscsih_shutdown(pdev); - mptscsih_shutdown(&pdev->dev); + sz1=0; - sz1=0; + if (hd->ScsiLookup != NULL) { + sz1 = hd->ioc->req_depth * sizeof(void *); + kfree(hd->ScsiLookup); + hd->ScsiLookup = NULL; + } - if (hd->ScsiLookup != NULL) { - sz1 = hd->ioc->req_depth * sizeof(void *); - kfree(hd->ScsiLookup); - hd->ScsiLookup = NULL; - } + /* + * Free pointer array. + */ + kfree(hd->Targets); + hd->Targets = NULL; - if (hd->Targets != NULL) { - /* - * Free pointer array. - */ - kfree(hd->Targets); - hd->Targets = NULL; - } + dprintk((MYIOC_s_INFO_FMT + "Free'd ScsiLookup (%d) memory\n", + hd->ioc->name, sz1)); - dprintk((MYIOC_s_INFO_FMT - "Free'd ScsiLookup (%d) memory\n", - hd->ioc->name, sz1)); + kfree(hd->info_kbuf); - /* NULL the Scsi_Host pointer - */ - hd->ioc->sh = NULL; - } + /* NULL the Scsi_Host pointer + */ + hd->ioc->sh = NULL; scsi_host_put(host); - mpt_scsi_hosts--; + + mpt_detach(pdev); } @@ -1362,10 +1014,10 @@ mptscsih_remove(struct pci_dev *pdev) * mptscsih_shutdown - reboot notifier * */ -static void -mptscsih_shutdown(struct device * dev) +void +mptscsih_shutdown(struct pci_dev *pdev) { - MPT_ADAPTER *ioc = pci_get_drvdata(to_pci_dev(dev)); + MPT_ADAPTER *ioc = pci_get_drvdata(pdev); struct Scsi_Host *host = ioc->sh; MPT_SCSI_HOST *hd; @@ -1374,25 +1026,20 @@ mptscsih_shutdown(struct device * dev) hd = (MPT_SCSI_HOST *)host->hostdata; - /* Flush the cache of this adapter - */ - if(hd != NULL) - mptscsih_synchronize_cache(hd, 0); - } #ifdef CONFIG_PM /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* - * mptscsih_suspend - Fusion MPT scsie driver suspend routine. + * mptscsih_suspend - Fusion MPT scsi driver suspend routine. * * */ -static int +int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state) { - mptscsih_shutdown(&pdev->dev); - return 0; + mptscsih_shutdown(pdev); + return mpt_suspend(pdev,state); } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -1401,13 +1048,15 @@ mptscsih_suspend(struct pci_dev *pdev, pm_message_t state) * * */ -static int +int mptscsih_resume(struct pci_dev *pdev) { MPT_ADAPTER *ioc = pci_get_drvdata(pdev); struct Scsi_Host *host = ioc->sh; MPT_SCSI_HOST *hd; + mpt_resume(pdev); + if(!host) return 0; @@ -1415,102 +1064,11 @@ mptscsih_resume(struct pci_dev *pdev) if(!hd) return 0; -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - { - unsigned long lflags; - spin_lock_irqsave(&dvtaskQ_lock, lflags); - if (!dvtaskQ_active) { - dvtaskQ_active = 1; - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - INIT_WORK(&mptscsih_dvTask, - mptscsih_domainValidation, (void *) hd); - schedule_work(&mptscsih_dvTask); - } else { - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - } - } -#endif return 0; } #endif -static struct mpt_pci_driver mptscsih_driver = { - .probe = mptscsih_probe, - .remove = mptscsih_remove, - .shutdown = mptscsih_shutdown, -#ifdef CONFIG_PM - .suspend = mptscsih_suspend, - .resume = mptscsih_resume, -#endif -}; - -/* SCSI host fops start here... */ -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** - * mptscsih_init - Register MPT adapter(s) as SCSI host(s) with - * linux scsi mid-layer. - * - * Returns 0 for success, non-zero for failure. - */ -static int __init -mptscsih_init(void) -{ - - show_mptmod_ver(my_NAME, my_VERSION); - - ScsiDoneCtx = mpt_register(mptscsih_io_done, MPTSCSIH_DRIVER); - ScsiTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSCSIH_DRIVER); - ScsiScanDvCtx = mpt_register(mptscsih_scandv_complete, MPTSCSIH_DRIVER); - - if (mpt_event_register(ScsiDoneCtx, mptscsih_event_process) == 0) { - devtprintk((KERN_INFO MYNAM - ": Registered for IOC event notifications\n")); - } - - if (mpt_reset_register(ScsiDoneCtx, mptscsih_ioc_reset) == 0) { - dprintk((KERN_INFO MYNAM - ": Registered for IOC reset notifications\n")); - } - - if(mpt_device_driver_register(&mptscsih_driver, - MPTSCSIH_DRIVER) != 0 ) { - dprintk((KERN_INFO MYNAM - ": failed to register dd callbacks\n")); - } - - return 0; - -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** - * mptscsih_exit - Unregisters MPT adapter(s) - * - */ -static void __exit -mptscsih_exit(void) -{ - mpt_device_driver_deregister(MPTSCSIH_DRIVER); - - mpt_reset_deregister(ScsiDoneCtx); - dprintk((KERN_INFO MYNAM - ": Deregistered for IOC reset notifications\n")); - - mpt_event_deregister(ScsiDoneCtx); - dprintk((KERN_INFO MYNAM - ": Deregistered for IOC event notifications\n")); - - mpt_deregister(ScsiScanDvCtx); - mpt_deregister(ScsiTaskCtx); - mpt_deregister(ScsiDoneCtx); - - if (info_kbuf != NULL) - kfree(info_kbuf); - -} - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_info - Return information about MPT adapter @@ -1520,24 +1078,25 @@ mptscsih_exit(void) * * Returns pointer to buffer where information was written. */ -static const char * +const char * mptscsih_info(struct Scsi_Host *SChost) { MPT_SCSI_HOST *h; int size = 0; - if (info_kbuf == NULL) - if ((info_kbuf = kmalloc(0x1000 /* 4Kb */, GFP_KERNEL)) == NULL) - return info_kbuf; - h = (MPT_SCSI_HOST *)SChost->hostdata; - info_kbuf[0] = '\0'; + if (h) { - mpt_print_ioc_summary(h->ioc, info_kbuf, &size, 0, 0); - info_kbuf[size-1] = '\0'; + if (h->info_kbuf == NULL) + if ((h->info_kbuf = kmalloc(0x1000 /* 4Kb */, GFP_KERNEL)) == NULL) + return h->info_kbuf; + h->info_kbuf[0] = '\0'; + + mpt_print_ioc_summary(h->ioc, h->info_kbuf, &size, 0, 0); + h->info_kbuf[size-1] = '\0'; } - return info_kbuf; + return h->info_kbuf; } struct info_str { @@ -1547,7 +1106,8 @@ struct info_str { int pos; }; -static void copy_mem_info(struct info_str *info, char *data, int len) +static void +mptscsih_copy_mem_info(struct info_str *info, char *data, int len) { if (info->pos + len > info->length) len = info->length - info->pos; @@ -1568,7 +1128,8 @@ static void copy_mem_info(struct info_str *info, char *data, int len) } } -static int copy_info(struct info_str *info, char *fmt, ...) +static int +mptscsih_copy_info(struct info_str *info, char *fmt, ...) { va_list args; char buf[81]; @@ -1578,11 +1139,12 @@ static int copy_info(struct info_str *info, char *fmt, ...) len = vsprintf(buf, fmt, args); va_end(args); - copy_mem_info(info, buf, len); + mptscsih_copy_mem_info(info, buf, len); return len; } -static int mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int len) +static int +mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int len) { struct info_str info; @@ -1591,10 +1153,10 @@ static int mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int le info.offset = offset; info.pos = 0; - copy_info(&info, "%s: %s, ", ioc->name, ioc->prod_name); - copy_info(&info, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING, ioc->facts.FWVersion.Word); - copy_info(&info, "Ports=%d, ", ioc->facts.NumberOfPorts); - copy_info(&info, "MaxQ=%d\n", ioc->req_depth); + mptscsih_copy_info(&info, "%s: %s, ", ioc->name, ioc->prod_name); + mptscsih_copy_info(&info, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING, ioc->facts.FWVersion.Word); + mptscsih_copy_info(&info, "Ports=%d, ", ioc->facts.NumberOfPorts); + mptscsih_copy_info(&info, "MaxQ=%d\n", ioc->req_depth); return ((info.pos > info.offset) ? info.pos - info.offset : 0); } @@ -1612,7 +1174,7 @@ static int mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int le * hostno: scsi host number * func: if write = 1; if read = 0 */ -static int +int mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, int func) { @@ -1621,8 +1183,8 @@ mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t off int size = 0; if (func) { - /* - * write is not supported + /* + * write is not supported */ } else { if (start) @@ -1649,14 +1211,13 @@ mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t off * * Returns 0. (rtn value discarded by linux scsi mid-layer) */ -static int +int mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) { MPT_SCSI_HOST *hd; MPT_FRAME_HDR *mf; SCSIIORequest_t *pScsiReq; - VirtDevice *pTarget; - int target; + VirtDevice *vdev = SCpnt->device->hostdata; int lun; u32 datalen; u32 scsictl; @@ -1666,12 +1227,9 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) int ii; hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata; - target = SCpnt->device->id; lun = SCpnt->device->lun; SCpnt->scsi_done = done; - pTarget = hd->Targets[target]; - dmfprintk((MYIOC_s_INFO_FMT "qcmd: SCpnt=%p, done()=%p\n", (hd && hd->ioc) ? hd->ioc->name : "ioc?", SCpnt, done)); @@ -1681,10 +1239,18 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return SCSI_MLQUEUE_HOST_BUSY; } + if ((hd->ioc->bus_type == SPI) && + vdev->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT && + mptscsih_raid_id_to_num(hd, SCpnt->device->id) < 0) { + SCpnt->result = DID_NO_CONNECT << 16; + done(SCpnt); + return 0; + } + /* * Put together a MPT SCSI request... */ - if ((mf = mpt_get_msg_frame(ScsiDoneCtx, hd->ioc)) == NULL) { + if ((mf = mpt_get_msg_frame(hd->ioc->DoneCtx, hd->ioc)) == NULL) { dprintk((MYIOC_s_WARN_FMT "QueueCmd, no msg frames!!\n", hd->ioc->name)); return SCSI_MLQUEUE_HOST_BUSY; @@ -1696,8 +1262,7 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) ADD_INDEX_LOG(my_idx); - /* BUG FIX! 19991030 -sralston - * TUR's being issued with scsictl=0x02000000 (DATA_IN)! + /* TUR's being issued with scsictl=0x02000000 (DATA_IN)! * Seems we may receive a buffer (datalen>0) even when there * will be no data transfer! GRRRRR... */ @@ -1715,8 +1280,8 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) /* Default to untagged. Once a target structure has been allocated, * use the Inquiry data to determine if device supports tagged. */ - if ( pTarget - && (pTarget->tflags & MPT_TARGET_FLAGS_Q_YES) + if (vdev + && (vdev->vtarget->tflags & MPT_TARGET_FLAGS_Q_YES) && (SCpnt->device->tagged_supported)) { scsictl = scsidir | MPI_SCSIIO_CONTROL_SIMPLEQ; } else { @@ -1725,10 +1290,13 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) /* Use the above information to set up the message frame */ - pScsiReq->TargetID = (u8) target; - pScsiReq->Bus = (u8) SCpnt->device->channel; + pScsiReq->TargetID = (u8) vdev->vtarget->target_id; + pScsiReq->Bus = vdev->vtarget->bus_id; pScsiReq->ChainOffset = 0; - pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; + if (vdev->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT) + pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; + else + pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST; pScsiReq->CDBLength = SCpnt->cmd_len; pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; pScsiReq->Reserved = 0; @@ -1776,56 +1344,14 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) hd->ScsiLookup[my_idx] = SCpnt; SCpnt->host_scribble = NULL; -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - if (hd->ioc->bus_type == SCSI) { - int dvStatus = hd->ioc->spi_data.dvStatus[target]; - int issueCmd = 1; - - if (dvStatus || hd->ioc->spi_data.forceDv) { - - if ((dvStatus & MPT_SCSICFG_NEED_DV) || - (hd->ioc->spi_data.forceDv & MPT_SCSICFG_NEED_DV)) { - unsigned long lflags; - /* Schedule DV if necessary */ - spin_lock_irqsave(&dvtaskQ_lock, lflags); - if (!dvtaskQ_active) { - dvtaskQ_active = 1; - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - INIT_WORK(&mptscsih_dvTask, mptscsih_domainValidation, (void *) hd); - - schedule_work(&mptscsih_dvTask); - } else { - spin_unlock_irqrestore(&dvtaskQ_lock, lflags); - } - hd->ioc->spi_data.forceDv &= ~MPT_SCSICFG_NEED_DV; - } - - /* Trying to do DV to this target, extend timeout. - * Wait to issue until flag is clear - */ - if (dvStatus & MPT_SCSICFG_DV_PENDING) { - mod_timer(&SCpnt->eh_timeout, jiffies + 40 * HZ); - issueCmd = 0; - } - - /* Set the DV flags. - */ - if (dvStatus & MPT_SCSICFG_DV_NOT_DONE) - mptscsih_set_dvflags(hd, pScsiReq); - - if (!issueCmd) - goto fail; - } - } -#endif - - mpt_put_msg_frame(ScsiDoneCtx, hd->ioc, mf); + mpt_put_msg_frame(hd->ioc->DoneCtx, hd->ioc, mf); dmfprintk((MYIOC_s_INFO_FMT "Issued SCSI cmd (%p) mf=%p idx=%d\n", hd->ioc->name, SCpnt, mf, my_idx)); DBG_DUMP_REQUEST_FRAME(mf) return 0; fail: + hd->ScsiLookup[my_idx] = NULL; mptscsih_freeChainBuffers(hd->ioc, my_idx); mpt_free_msg_frame(hd->ioc, mf); return SCSI_MLQUEUE_HOST_BUSY; @@ -1905,7 +1431,7 @@ mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx) * * Returns 0 for SUCCESS or -1 if FAILED. */ -static int +int mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout) { MPT_ADAPTER *ioc; @@ -1943,17 +1469,17 @@ mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, in */ if (mptscsih_tm_pending_wait(hd) == FAILED) { if (type == MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK) { - dtmprintk((KERN_WARNING MYNAM ": %s: TMHandler abort: " + dtmprintk((KERN_INFO MYNAM ": %s: TMHandler abort: " "Timed out waiting for last TM (%d) to complete! \n", hd->ioc->name, hd->tmPending)); return FAILED; } else if (type == MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET) { - dtmprintk((KERN_WARNING MYNAM ": %s: TMHandler target reset: " + dtmprintk((KERN_INFO MYNAM ": %s: TMHandler target reset: " "Timed out waiting for last TM (%d) to complete! \n", hd->ioc->name, hd->tmPending)); return FAILED; } else if (type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) { - dtmprintk((KERN_WARNING MYNAM ": %s: TMHandler bus reset: " + dtmprintk((KERN_INFO MYNAM ": %s: TMHandler bus reset: " "Timed out waiting for last TM (%d) to complete! \n", hd->ioc->name, hd->tmPending)); if (hd->tmPending & (1 << MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS)) @@ -2036,11 +1562,10 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun /* Return Fail to calling function if no message frames available. */ - if ((mf = mpt_get_msg_frame(ScsiTaskCtx, hd->ioc)) == NULL) { + if ((mf = mpt_get_msg_frame(hd->ioc->TaskCtx, hd->ioc)) == NULL) { dfailprintk((MYIOC_s_ERR_FMT "IssueTaskMgmt, no msg frames!!\n", hd->ioc->name)); - //return FAILED; - return -999; + return FAILED; } dtmprintk((MYIOC_s_INFO_FMT "IssueTaskMgmt request @ %p\n", hd->ioc->name, mf)); @@ -2069,13 +1594,12 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun pScsiTm->TaskMsgContext = ctx2abort; - dtmprintk((MYIOC_s_INFO_FMT - "IssueTaskMgmt: ctx2abort (0x%08x) type=%d\n", - hd->ioc->name, ctx2abort, type)); + dtmprintk((MYIOC_s_INFO_FMT "IssueTaskMgmt: ctx2abort (0x%08x) type=%d\n", + hd->ioc->name, ctx2abort, type)); DBG_DUMP_TM_REQUEST_FRAME((u32 *)pScsiTm); - if ((retval = mpt_send_handshake_request(ScsiTaskCtx, hd->ioc, + if ((retval = mpt_send_handshake_request(hd->ioc->TaskCtx, hd->ioc, sizeof(SCSITaskMgmt_t), (u32*)pScsiTm, CAN_SLEEP)) != 0) { dfailprintk((MYIOC_s_ERR_FMT "_send_handshake FAILED!" @@ -2098,6 +1622,20 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun return retval; } +static int +mptscsih_get_tm_timeout(MPT_ADAPTER *ioc) +{ + switch (ioc->bus_type) { + case FC: + return 40; + case SAS: + return 10; + case SPI: + default: + return 2; + } +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_abort - Abort linux scsi_cmnd routine, new_eh variant @@ -2107,50 +1645,51 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun * * Returns SUCCESS or FAILED. */ -static int +int mptscsih_abort(struct scsi_cmnd * SCpnt) { MPT_SCSI_HOST *hd; - MPT_ADAPTER *ioc; MPT_FRAME_HDR *mf; u32 ctx2abort; int scpnt_idx; - spinlock_t *host_lock = SCpnt->device->host->host_lock; + int retval; + VirtDevice *vdev; /* If we can't locate our host adapter structure, return FAILED status. */ if ((hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata) == NULL) { SCpnt->result = DID_RESET << 16; SCpnt->scsi_done(SCpnt); - dfailprintk((KERN_WARNING MYNAM ": mptscsih_abort: " + dfailprintk((KERN_INFO MYNAM ": mptscsih_abort: " "Can't locate host! (sc=%p)\n", SCpnt)); return FAILED; } - ioc = hd->ioc; - if (hd->resetPending) - return FAILED; - - printk(KERN_WARNING MYNAM ": %s: >> Attempting task abort! (sc=%p)\n", - hd->ioc->name, SCpnt); - - if (hd->timeouts < -1) - hd->timeouts++; - /* Find this command */ if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(SCpnt)) < 0) { - /* Cmd not found in ScsiLookup. + /* Cmd not found in ScsiLookup. * Do OS callback. */ SCpnt->result = DID_RESET << 16; - dtmprintk((KERN_WARNING MYNAM ": %s: mptscsih_abort: " + dtmprintk((KERN_INFO MYNAM ": %s: mptscsih_abort: " "Command not in the active list! (sc=%p)\n", hd->ioc->name, SCpnt)); return SUCCESS; } + if (hd->resetPending) { + return FAILED; + } + + if (hd->timeouts < -1) + hd->timeouts++; + + printk(KERN_WARNING MYNAM ": %s: attempting task abort! (sc=%p)\n", + hd->ioc->name, SCpnt); + scsi_print_command(SCpnt); + /* Most important! Set TaskMsgContext to SCpnt's MsgContext! * (the IO to be ABORT'd) * @@ -2163,42 +1702,23 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) hd->abortSCpnt = SCpnt; - spin_unlock_irq(host_lock); - if (mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, - SCpnt->device->channel, SCpnt->device->id, SCpnt->device->lun, - ctx2abort, 2 /* 2 second timeout */) - < 0) { + vdev = SCpnt->device->hostdata; + retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, + vdev->vtarget->bus_id, vdev->vtarget->target_id, vdev->lun, + ctx2abort, mptscsih_get_tm_timeout(hd->ioc)); - /* The TM request failed and the subsequent FW-reload failed! - * Fatal error case. - */ - printk(MYIOC_s_WARN_FMT "Error issuing abort task! (sc=%p)\n", - hd->ioc->name, SCpnt); + printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n", + hd->ioc->name, + ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); - /* We must clear our pending flag before clearing our state. - */ + if (retval == 0) + return SUCCESS; + + if(retval != FAILED ) { hd->tmPending = 0; hd->tmState = TM_STATE_NONE; - - spin_lock_irq(host_lock); - - /* Unmap the DMA buffers, if any. */ - if (SCpnt->use_sg) { - pci_unmap_sg(ioc->pcidev, (struct scatterlist *) SCpnt->request_buffer, - SCpnt->use_sg, SCpnt->sc_data_direction); - } else if (SCpnt->request_bufflen) { - pci_unmap_single(ioc->pcidev, SCpnt->SCp.dma_handle, - SCpnt->request_bufflen, SCpnt->sc_data_direction); - } - hd->ScsiLookup[scpnt_idx] = NULL; - SCpnt->result = DID_RESET << 16; - SCpnt->scsi_done(SCpnt); /* Issue the command callback */ - mptscsih_freeChainBuffers(ioc, scpnt_idx); - mpt_free_msg_frame(ioc, mf); - return FAILED; } - spin_lock_irq(host_lock); - return SUCCESS; + return FAILED; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -2210,16 +1730,17 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) * * Returns SUCCESS or FAILED. */ -static int +int mptscsih_dev_reset(struct scsi_cmnd * SCpnt) { MPT_SCSI_HOST *hd; - spinlock_t *host_lock = SCpnt->device->host->host_lock; + int retval; + VirtDevice *vdev; /* If we can't locate our host adapter structure, return FAILED status. */ if ((hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata) == NULL){ - dtmprintk((KERN_WARNING MYNAM ": mptscsih_dev_reset: " + dtmprintk((KERN_INFO MYNAM ": mptscsih_dev_reset: " "Can't locate host! (sc=%p)\n", SCpnt)); return FAILED; @@ -2228,27 +1749,27 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt) if (hd->resetPending) return FAILED; - printk(KERN_WARNING MYNAM ": %s: >> Attempting target reset! (sc=%p)\n", + printk(KERN_WARNING MYNAM ": %s: attempting target reset! (sc=%p)\n", hd->ioc->name, SCpnt); + scsi_print_command(SCpnt); - spin_unlock_irq(host_lock); - if (mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, - SCpnt->device->channel, SCpnt->device->id, - 0, 0, 5 /* 5 second timeout */) - < 0){ - /* The TM request failed and the subsequent FW-reload failed! - * Fatal error case. - */ - printk(MYIOC_s_WARN_FMT "Error processing TaskMgmt request (sc=%p)\n", - hd->ioc->name, SCpnt); + vdev = SCpnt->device->hostdata; + retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, + vdev->vtarget->bus_id, vdev->vtarget->target_id, + 0, 0, mptscsih_get_tm_timeout(hd->ioc)); + + printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n", + hd->ioc->name, + ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); + + if (retval == 0) + return SUCCESS; + + if(retval != FAILED ) { hd->tmPending = 0; hd->tmState = TM_STATE_NONE; - spin_lock_irq(host_lock); - return FAILED; } - spin_lock_irq(host_lock); - return SUCCESS; - + return FAILED; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -2260,46 +1781,45 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt) * * Returns SUCCESS or FAILED. */ -static int +int mptscsih_bus_reset(struct scsi_cmnd * SCpnt) { MPT_SCSI_HOST *hd; - spinlock_t *host_lock = SCpnt->device->host->host_lock; + int retval; + VirtDevice *vdev; /* If we can't locate our host adapter structure, return FAILED status. */ if ((hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata) == NULL){ - dtmprintk((KERN_WARNING MYNAM ": mptscsih_bus_reset: " + dtmprintk((KERN_INFO MYNAM ": mptscsih_bus_reset: " "Can't locate host! (sc=%p)\n", SCpnt ) ); return FAILED; } - printk(KERN_WARNING MYNAM ": %s: >> Attempting bus reset! (sc=%p)\n", + printk(KERN_WARNING MYNAM ": %s: attempting bus reset! (sc=%p)\n", hd->ioc->name, SCpnt); + scsi_print_command(SCpnt); if (hd->timeouts < -1) hd->timeouts++; - /* We are now ready to execute the task management request. */ - spin_unlock_irq(host_lock); - if (mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, - SCpnt->device->channel, 0, 0, 0, 5 /* 5 second timeout */) - < 0){ + vdev = SCpnt->device->hostdata; + retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, + vdev->vtarget->bus_id, 0, 0, 0, mptscsih_get_tm_timeout(hd->ioc)); - /* The TM request failed and the subsequent FW-reload failed! - * Fatal error case. - */ - printk(MYIOC_s_WARN_FMT - "Error processing TaskMgmt request (sc=%p)\n", - hd->ioc->name, SCpnt); + printk (KERN_WARNING MYNAM ": %s: bus reset: %s (sc=%p)\n", + hd->ioc->name, + ((retval == 0) ? "SUCCESS" : "FAILED" ), SCpnt); + + if (retval == 0) + return SUCCESS; + + if(retval != FAILED ) { hd->tmPending = 0; hd->tmState = TM_STATE_NONE; - spin_lock_irq(host_lock); - return FAILED; } - spin_lock_irq(host_lock); - return SUCCESS; + return FAILED; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -2312,28 +1832,26 @@ mptscsih_bus_reset(struct scsi_cmnd * SCpnt) * * Returns SUCCESS or FAILED. */ -static int +int mptscsih_host_reset(struct scsi_cmnd *SCpnt) { MPT_SCSI_HOST * hd; int status = SUCCESS; - spinlock_t *host_lock = SCpnt->device->host->host_lock; /* If we can't locate the host to reset, then we failed. */ if ((hd = (MPT_SCSI_HOST *) SCpnt->device->host->hostdata) == NULL){ - dtmprintk( ( KERN_WARNING MYNAM ": mptscsih_host_reset: " + dtmprintk( ( KERN_INFO MYNAM ": mptscsih_host_reset: " "Can't locate host! (sc=%p)\n", SCpnt ) ); return FAILED; } - printk(KERN_WARNING MYNAM ": %s: >> Attempting host reset! (sc=%p)\n", + printk(KERN_WARNING MYNAM ": %s: Attempting host reset! (sc=%p)\n", hd->ioc->name, SCpnt); /* If our attempts to reset the host failed, then return a failed * status. The host will be taken off line by the SCSI mid-layer. */ - spin_unlock_irq(host_lock); if (mpt_HardResetHandler(hd->ioc, CAN_SLEEP) < 0){ status = FAILED; } else { @@ -2343,10 +1861,8 @@ mptscsih_host_reset(struct scsi_cmnd *SCpnt) hd->tmPending = 0; hd->tmState = TM_STATE_NONE; } - spin_lock_irq(host_lock); - - dtmprintk( ( KERN_WARNING MYNAM ": mptscsih_host_reset: " + dtmprintk( ( KERN_INFO MYNAM ": mptscsih_host_reset: " "Status = %s\n", (status == SUCCESS) ? "SUCCESS" : "FAILED" ) ); @@ -2373,8 +1889,8 @@ mptscsih_tm_pending_wait(MPT_SCSI_HOST * hd) if (hd->tmState == TM_STATE_NONE) { hd->tmState = TM_STATE_IN_PROGRESS; hd->tmPending = 1; - status = SUCCESS; spin_unlock_irqrestore(&hd->ioc->FreeQlock, flags); + status = SUCCESS; break; } spin_unlock_irqrestore(&hd->ioc->FreeQlock, flags); @@ -2402,7 +1918,7 @@ mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout ) spin_lock_irqsave(&hd->ioc->FreeQlock, flags); if(hd->tmPending == 0) { status = SUCCESS; - spin_unlock_irqrestore(&hd->ioc->FreeQlock, flags); + spin_unlock_irqrestore(&hd->ioc->FreeQlock, flags); break; } spin_unlock_irqrestore(&hd->ioc->FreeQlock, flags); @@ -2412,6 +1928,42 @@ mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout ) return status; } +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +static void +mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code) +{ + char *desc; + + switch (response_code) { + case MPI_SCSITASKMGMT_RSP_TM_COMPLETE: + desc = "The task completed."; + break; + case MPI_SCSITASKMGMT_RSP_INVALID_FRAME: + desc = "The IOC received an invalid frame status."; + break; + case MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED: + desc = "The task type is not supported."; + break; + case MPI_SCSITASKMGMT_RSP_TM_FAILED: + desc = "The requested task failed."; + break; + case MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED: + desc = "The task completed successfully."; + break; + case MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN: + desc = "The LUN request is invalid."; + break; + case MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC: + desc = "The task is in the IOC queue and has not been sent to target."; + break; + default: + desc = "unknown"; + break; + } + printk(MYIOC_s_INFO_FMT "Response Code(0x%08x): F/W: %s\n", + ioc->name, response_code, desc); +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_taskmgmt_complete - Registered with Fusion MPT base driver @@ -2426,7 +1978,7 @@ mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout ) * * Returns 1 indicating alloc'd request frame ptr should be freed. */ -static int +int mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) { SCSITaskMgmtReply_t *pScsiTmReply; @@ -2461,6 +2013,11 @@ mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *m /* Figure out if this was ABORT_TASK, TARGET_RESET, or BUS_RESET! */ tmType = pScsiTmReq->TaskType; + if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 && + pScsiTmReply->ResponseCode) + mptscsih_taskmgmt_response_code(ioc, + pScsiTmReply->ResponseCode); + dtmprintk((MYIOC_s_WARN_FMT " TaskType = %d, TerminationCount=%d\n", ioc->name, tmType, le32_to_cpu(pScsiTmReply->TerminationCount))); DBG_DUMP_TM_REPLY_FRAME((u32 *)pScsiTmReply); @@ -2509,7 +2066,7 @@ mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *m /* * This is anyones guess quite frankly. */ -static int +int mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, sector_t capacity, int geom[]) { @@ -2549,132 +2106,176 @@ mptscsih_bios_param(struct scsi_device * sdev, struct block_device *bdev, return 0; } +/* Search IOC page 3 to determine if this is hidden physical disk + * + */ +int +mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id) +{ + int i; + + if (!ioc->raid_data.isRaid || !ioc->raid_data.pIocPg3) + return 0; + for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { + if (id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) + return 1; + } + return 0; +} +EXPORT_SYMBOL(mptscsih_is_phys_disk); + +int +mptscsih_raid_id_to_num(MPT_SCSI_HOST *hd, uint physdiskid) +{ + int i; + + if (!hd->ioc->raid_data.isRaid || !hd->ioc->raid_data.pIocPg3) + return -ENXIO; + + for (i = 0; i < hd->ioc->raid_data.pIocPg3->NumPhysDisks; i++) { + if (physdiskid == + hd->ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) + return hd->ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum; + } + + return -ENXIO; +} +EXPORT_SYMBOL(mptscsih_raid_id_to_num); + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * OS entry point to allow host driver to alloc memory + * for each scsi target. Called once per device the bus scan. + * Return non-zero if allocation fails. + */ +int +mptscsih_target_alloc(struct scsi_target *starget) +{ + VirtTarget *vtarget; + + vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL); + if (!vtarget) + return -ENOMEM; + starget->hostdata = vtarget; + vtarget->starget = starget; + return 0; +} + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * OS entry point to allow host driver to alloc memory * for each scsi device. Called once per device the bus scan. * Return non-zero if allocation fails. - * Init memory once per id (not LUN). */ -static int -mptscsih_slave_alloc(struct scsi_device *device) +int +mptscsih_slave_alloc(struct scsi_device *sdev) { - struct Scsi_Host *host = device->host; + struct Scsi_Host *host = sdev->host; MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; + VirtTarget *vtarget; VirtDevice *vdev; - uint target = device->id; + struct scsi_target *starget; - if (hd == NULL) - return -ENODEV; - - if ((vdev = hd->Targets[target]) != NULL) - goto out; - - vdev = kmalloc(sizeof(VirtDevice), GFP_KERNEL); + vdev = kzalloc(sizeof(VirtDevice), GFP_KERNEL); if (!vdev) { printk(MYIOC_s_ERR_FMT "slave_alloc kmalloc(%zd) FAILED!\n", hd->ioc->name, sizeof(VirtDevice)); return -ENOMEM; } - memset(vdev, 0, sizeof(VirtDevice)); - vdev->tflags = MPT_TARGET_FLAGS_Q_YES; - vdev->ioc_id = hd->ioc->id; - vdev->target_id = device->id; - vdev->bus_id = device->channel; - vdev->raidVolume = 0; - hd->Targets[device->id] = vdev; - if (hd->ioc->bus_type == SCSI) { - if (hd->ioc->spi_data.isRaid & (1 << device->id)) { - vdev->raidVolume = 1; + vdev->lun = sdev->lun; + sdev->hostdata = vdev; + + starget = scsi_target(sdev); + vtarget = starget->hostdata; + + vdev->vtarget = vtarget; + + if (vtarget->num_luns == 0) { + hd->Targets[sdev->id] = vtarget; + vtarget->ioc_id = hd->ioc->id; + vtarget->tflags = MPT_TARGET_FLAGS_Q_YES; + vtarget->target_id = sdev->id; + vtarget->bus_id = sdev->channel; + if (hd->ioc->bus_type == SPI && sdev->channel == 0 && + hd->ioc->raid_data.isRaid & (1 << sdev->id)) { + vtarget->raidVolume = 1; ddvtprintk((KERN_INFO - "RAID Volume @ id %d\n", device->id)); + "RAID Volume @ id %d\n", sdev->id)); } - } else { - vdev->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; } - - out: - vdev->num_luns++; + vtarget->num_luns++; return 0; } -static int mptscsih_is_raid_volume(MPT_SCSI_HOST *hd, uint id) +/* + * OS entry point to allow for host driver to free allocated memory + * Called if no device present or device being unloaded + */ +void +mptscsih_target_destroy(struct scsi_target *starget) { - int i; - - if (!hd->ioc->spi_data.isRaid || !hd->ioc->spi_data.pIocPg3) - return 0; - - for (i = 0; i < hd->ioc->spi_data.pIocPg3->NumPhysDisks; i++) { - if (id == hd->ioc->spi_data.pIocPg3->PhysDisk[i].PhysDiskID) - return 1; - } - - return 0; + if (starget->hostdata) + kfree(starget->hostdata); + starget->hostdata = NULL; } /* * OS entry point to allow for host driver to free allocated memory * Called if no device present or device being unloaded */ -static void -mptscsih_slave_destroy(struct scsi_device *device) +void +mptscsih_slave_destroy(struct scsi_device *sdev) { - struct Scsi_Host *host = device->host; + struct Scsi_Host *host = sdev->host; MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata; - VirtDevice *vdev; - uint target = device->id; - uint lun = device->lun; - - if (hd == NULL) - return; - - mptscsih_search_running_cmds(hd, target, lun); - - vdev = hd->Targets[target]; - vdev->luns[0] &= ~(1 << lun); - if (--vdev->num_luns) - return; - - kfree(hd->Targets[target]); - hd->Targets[target] = NULL; - - if (hd->ioc->bus_type == SCSI) { - if (mptscsih_is_raid_volume(hd, target)) { - hd->ioc->spi_data.forceDv |= MPT_SCSICFG_RELOAD_IOC_PG3; - } else { - hd->ioc->spi_data.dvStatus[target] = - MPT_SCSICFG_NEGOTIATE; - - if (!hd->negoNvram) { - hd->ioc->spi_data.dvStatus[target] |= - MPT_SCSICFG_DV_NOT_DONE; - } - } - } + VirtTarget *vtarget; + VirtDevice *vdevice; + struct scsi_target *starget; + + starget = scsi_target(sdev); + vtarget = starget->hostdata; + vdevice = sdev->hostdata; + + mptscsih_search_running_cmds(hd, vdevice); + vtarget->luns[0] &= ~(1 << vdevice->lun); + vtarget->num_luns--; + if (vtarget->num_luns == 0) { + hd->Targets[sdev->id] = NULL; + } + mptscsih_synchronize_cache(hd, vdevice); + kfree(vdevice); + sdev->hostdata = NULL; } -static void -mptscsih_set_queue_depth(struct scsi_device *device, MPT_SCSI_HOST *hd, - VirtDevice *pTarget, int qdepth) +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * mptscsih_change_queue_depth - This function will set a devices queue depth + * @sdev: per scsi_device pointer + * @qdepth: requested queue depth + * + * Adding support for new 'change_queue_depth' api. +*/ +int +mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth) { - int max_depth; - int tagged; - - if (hd->ioc->bus_type == SCSI) { - if (pTarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY) { - if (!(pTarget->tflags & MPT_TARGET_FLAGS_Q_YES)) - max_depth = 1; - else if (((pTarget->inq_data[0] & 0x1f) == 0x00) && - (pTarget->minSyncFactor <= MPT_ULTRA160 )) - max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; - else - max_depth = MPT_SCSI_CMD_PER_DEV_LOW; - } else { - /* error case - No Inq. Data */ + MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)sdev->host->hostdata; + VirtTarget *vtarget; + struct scsi_target *starget; + int max_depth; + int tagged; + + starget = scsi_target(sdev); + vtarget = starget->hostdata; + + if (hd->ioc->bus_type == SPI) { + if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) max_depth = 1; - } + else if (sdev->type == TYPE_DISK && + vtarget->minSyncFactor <= MPT_ULTRA160) + max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; + else + max_depth = MPT_SCSI_CMD_PER_DEV_LOW; } else max_depth = MPT_SCSI_CMD_PER_DEV_HIGH; @@ -2685,98 +2286,72 @@ mptscsih_set_queue_depth(struct scsi_device *device, MPT_SCSI_HOST *hd, else tagged = MSG_SIMPLE_TAG; - scsi_adjust_queue_depth(device, tagged, qdepth); + scsi_adjust_queue_depth(sdev, tagged, qdepth); + return sdev->queue_depth; } - /* * OS entry point to adjust the queue_depths on a per-device basis. * Called once per device the bus scan. Use it to force the queue_depth * member to 1 if a device does not support Q tags. * Return non-zero if fails. */ -static int -mptscsih_slave_configure(struct scsi_device *device) +int +mptscsih_slave_configure(struct scsi_device *sdev) { - struct Scsi_Host *sh = device->host; - VirtDevice *pTarget; + struct Scsi_Host *sh = sdev->host; + VirtTarget *vtarget; + VirtDevice *vdevice; + struct scsi_target *starget; MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)sh->hostdata; + int indexed_lun, lun_index; - if ((hd == NULL) || (hd->Targets == NULL)) { - return 0; - } + starget = scsi_target(sdev); + vtarget = starget->hostdata; + vdevice = sdev->hostdata; dsprintk((MYIOC_s_INFO_FMT "device @ %p, id=%d, LUN=%d, channel=%d\n", - hd->ioc->name, device, device->id, device->lun, device->channel)); - dsprintk((MYIOC_s_INFO_FMT - "sdtr %d wdtr %d ppr %d inq length=%d\n", - hd->ioc->name, device->sdtr, device->wdtr, - device->ppr, device->inquiry_len)); - - if (device->id > sh->max_id) { + hd->ioc->name, sdev, sdev->id, sdev->lun, sdev->channel)); + if (hd->ioc->bus_type == SPI) + dsprintk((MYIOC_s_INFO_FMT + "sdtr %d wdtr %d ppr %d inq length=%d\n", + hd->ioc->name, sdev->sdtr, sdev->wdtr, + sdev->ppr, sdev->inquiry_len)); + + if (sdev->id > sh->max_id) { /* error case, should never happen */ - scsi_adjust_queue_depth(device, 0, 1); - goto slave_configure_exit; - } - - pTarget = hd->Targets[device->id]; - - if (pTarget == NULL) { - /* Driver doesn't know about this device. - * Kernel may generate a "Dummy Lun 0" which - * may become a real Lun if a - * "scsi add-single-device" command is executed - * while the driver is active (hot-plug a - * device). LSI Raid controllers need - * queue_depth set to DEV_HIGH for this reason. - */ - scsi_adjust_queue_depth(device, MSG_SIMPLE_TAG, - MPT_SCSI_CMD_PER_DEV_HIGH); + scsi_adjust_queue_depth(sdev, 0, 1); goto slave_configure_exit; } - mptscsih_initTarget(hd, device->channel, device->id, device->lun, - device->inquiry, device->inquiry_len ); - mptscsih_set_queue_depth(device, hd, pTarget, MPT_SCSI_CMD_PER_DEV_HIGH); + vdevice->configured_lun=1; + lun_index = (vdevice->lun >> 5); /* 32 luns per lun_index */ + indexed_lun = (vdevice->lun % 32); + vtarget->luns[lun_index] |= (1 << indexed_lun); + mptscsih_initTarget(hd, vtarget, sdev); + mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH); dsprintk((MYIOC_s_INFO_FMT "Queue depth=%d, tflags=%x\n", - hd->ioc->name, device->queue_depth, pTarget->tflags)); + hd->ioc->name, sdev->queue_depth, vtarget->tflags)); - dsprintk((MYIOC_s_INFO_FMT - "negoFlags=%x, maxOffset=%x, SyncFactor=%x\n", - hd->ioc->name, pTarget->negoFlags, pTarget->maxOffset, pTarget->minSyncFactor)); + if (hd->ioc->bus_type == SPI) + dsprintk((MYIOC_s_INFO_FMT + "negoFlags=%x, maxOffset=%x, SyncFactor=%x\n", + hd->ioc->name, vtarget->negoFlags, vtarget->maxOffset, + vtarget->minSyncFactor)); slave_configure_exit: dsprintk((MYIOC_s_INFO_FMT "tagged %d, simple %d, ordered %d\n", - hd->ioc->name,device->tagged_supported, device->simple_tags, - device->ordered_tags)); + hd->ioc->name,sdev->tagged_supported, sdev->simple_tags, + sdev->ordered_tags)); return 0; } -static ssize_t -mptscsih_store_queue_depth(struct device *dev, const char *buf, size_t count) -{ - int depth; - struct scsi_device *sdev = to_scsi_device(dev); - MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *) sdev->host->hostdata; - VirtDevice *pTarget; - - depth = simple_strtoul(buf, NULL, 0); - if (depth == 0) - return -EINVAL; - pTarget = hd->Targets[sdev->id]; - if (pTarget == NULL) - return -EINVAL; - mptscsih_set_queue_depth(sdev, (MPT_SCSI_HOST *) sdev->host->hostdata, - pTarget, depth); - return count; -} - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * Private routines... @@ -2788,18 +2363,16 @@ mptscsih_store_queue_depth(struct device *dev, const char *buf, size_t count) * */ static void -copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply) +mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSIIOReply_t *pScsiReply) { - VirtDevice *target; + VirtDevice *vdev; SCSIIORequest_t *pReq; u32 sense_count = le32_to_cpu(pScsiReply->SenseCount); - int index; /* Get target structure */ pReq = (SCSIIORequest_t *) mf; - index = (int) pReq->TargetID; - target = hd->Targets[index]; + vdev = sc->device->hostdata; if (sense_count) { u8 *sense_data; @@ -2813,17 +2386,17 @@ copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR *mf, SCSI /* Log SMART data (asc = 0x5D, non-IM case only) if required. */ if ((hd->ioc->events) && (hd->ioc->eventTypes & (1 << MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE))) { - if ((sense_data[12] == 0x5D) && (target->raidVolume == 0)) { + if ((sense_data[12] == 0x5D) && (vdev->vtarget->raidVolume == 0)) { int idx; MPT_ADAPTER *ioc = hd->ioc; - idx = ioc->eventContext % ioc->eventLogSize; + idx = ioc->eventContext % MPTCTL_EVENT_LOG_SIZE; ioc->events[idx].event = MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE; ioc->events[idx].eventContext = ioc->eventContext; ioc->events[idx].data[0] = (pReq->LUN[1] << 24) || (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) || - (pReq->Bus << 8) || pReq->TargetID; + (sc->device->channel << 8) || sc->device->id; ioc->events[idx].data[1] = (sense_data[13] << 8) || sense_data[12]; @@ -2854,11 +2427,12 @@ SCPNT_TO_LOOKUP_IDX(struct scsi_cmnd *sc) } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -static int +int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) { MPT_SCSI_HOST *hd; unsigned long flags; + int ii; dtmprintk((KERN_WARNING MYNAM ": IOC %s_reset routed to SCSI host driver!\n", @@ -2916,21 +2490,14 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) /* ScsiLookup initialization */ - { - int ii; - for (ii=0; ii < hd->ioc->req_depth; ii++) - hd->ScsiLookup[ii] = NULL; - } + for (ii=0; ii < hd->ioc->req_depth; ii++) + hd->ScsiLookup[ii] = NULL; /* 2. Chain Buffer initialization */ - /* 4. Renegotiate to all devices, if SCSI + /* 4. Renegotiate to all devices, if SPI */ - if (ioc->bus_type == SCSI) { - dnegoprintk(("writeSDP1: ALL_IDS USE_NVRAM\n")); - mptscsih_writeSDP1(hd, 0, 0, MPT_SCSICFG_ALL_IDS | MPT_SCSICFG_USE_NVRAM); - } /* 5. Enable new commands to be posted */ @@ -2949,18 +2516,23 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) */ hd->pLocal = &hd->localReply; hd->pLocal->completion = MPT_SCANDV_DID_RESET; - scandv_wait_done = 1; - wake_up(&scandv_waitq); + hd->scandv_wait_done = 1; + wake_up(&hd->scandv_waitq); hd->cmdPtr = NULL; } - /* 7. Set flag to force DV and re-read IOC Page 3 + /* 7. FC: Rescan for blocked rports which might have returned. */ - if (ioc->bus_type == SCSI) { - ioc->spi_data.forceDv = MPT_SCSICFG_NEED_DV | MPT_SCSICFG_RELOAD_IOC_PG3; - ddvtprintk(("Set reload IOC Pg3 Flag\n")); + if (ioc->bus_type == FC) { + spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags); + if (ioc->fc_rescan_work_q) { + if (ioc->fc_rescan_work_count++ == 0) { + queue_work(ioc->fc_rescan_work_q, + &ioc->fc_rescan_work); + } + } + spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); } - dtmprintk((MYIOC_s_WARN_FMT "Post-Reset complete.\n", ioc->name)); } @@ -2969,37 +2541,48 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -static int +int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) { MPT_SCSI_HOST *hd; u8 event = le32_to_cpu(pEvReply->Event) & 0xFF; + unsigned long flags; - devtprintk((MYIOC_s_INFO_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n", + devtverboseprintk((MYIOC_s_INFO_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n", ioc->name, event)); + if (ioc->sh == NULL || + ((hd = (MPT_SCSI_HOST *)ioc->sh->hostdata) == NULL)) + return 1; + switch (event) { case MPI_EVENT_UNIT_ATTENTION: /* 03 */ /* FIXME! */ break; case MPI_EVENT_IOC_BUS_RESET: /* 04 */ case MPI_EVENT_EXT_BUS_RESET: /* 05 */ - hd = NULL; - if (ioc->sh) { - hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; - if (hd && (ioc->bus_type == SCSI) && (hd->soft_resets < -1)) - hd->soft_resets++; - } + if (hd && (ioc->bus_type == SPI) && (hd->soft_resets < -1)) + hd->soft_resets++; break; case MPI_EVENT_LOGOUT: /* 09 */ /* FIXME! */ break; + case MPI_EVENT_RESCAN: /* 06 */ + spin_lock_irqsave(&ioc->fc_rescan_work_lock, flags); + if (ioc->fc_rescan_work_q) { + if (ioc->fc_rescan_work_count++ == 0) { + queue_work(ioc->fc_rescan_work_q, + &ioc->fc_rescan_work); + } + } + spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); + break; + /* * CHECKME! Don't think we need to do * anything for these, but... */ - case MPI_EVENT_RESCAN: /* 06 */ case MPI_EVENT_LINK_STATUS_CHANGE: /* 07 */ case MPI_EVENT_LOOP_STATE_CHANGE: /* 08 */ /* @@ -3008,69 +2591,6 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) break; case MPI_EVENT_INTEGRATED_RAID: /* 0B */ -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - /* negoNvram set to 0 if DV enabled and to USE_NVRAM if - * if DV disabled. Need to check for target mode. - */ - hd = NULL; - if (ioc->sh) - hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; - - if (hd && (ioc->bus_type == SCSI) && (hd->negoNvram == 0)) { - ScsiCfgData *pSpi; - Ioc3PhysDisk_t *pPDisk; - int numPDisk; - u8 reason; - u8 physDiskNum; - - reason = (le32_to_cpu(pEvReply->Data[0]) & 0x00FF0000) >> 16; - if (reason == MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED) { - /* New or replaced disk. - * Set DV flag and schedule DV. - */ - pSpi = &ioc->spi_data; - physDiskNum = (le32_to_cpu(pEvReply->Data[0]) & 0xFF000000) >> 24; - ddvtprintk(("DV requested for phys disk id %d\n", physDiskNum)); - if (pSpi->pIocPg3) { - pPDisk = pSpi->pIocPg3->PhysDisk; - numPDisk =pSpi->pIocPg3->NumPhysDisks; - - while (numPDisk) { - if (physDiskNum == pPDisk->PhysDiskNum) { - pSpi->dvStatus[pPDisk->PhysDiskID] = (MPT_SCSICFG_NEED_DV | MPT_SCSICFG_DV_NOT_DONE); - pSpi->forceDv = MPT_SCSICFG_NEED_DV; - ddvtprintk(("NEED_DV set for phys disk id %d\n", pPDisk->PhysDiskID)); - break; - } - pPDisk++; - numPDisk--; - } - - if (numPDisk == 0) { - /* The physical disk that needs DV was not found - * in the stored IOC Page 3. The driver must reload - * this page. DV routine will set the NEED_DV flag for - * all phys disks that have DV_NOT_DONE set. - */ - pSpi->forceDv = MPT_SCSICFG_NEED_DV | MPT_SCSICFG_RELOAD_IOC_PG3; - ddvtprintk(("phys disk %d not found. Setting reload IOC Pg3 Flag\n", physDiskNum)); - } - } - } - } -#endif - -#if defined(MPT_DEBUG_DV) || defined(MPT_DEBUG_DV_TINY) - printk("Raid Event RF: "); - { - u32 *m = (u32 *)pEvReply; - int ii; - int n = (int)pEvReply->MsgLength; - for (ii=6; ii < n; ii++) - printk(" %08x", le32_to_cpu(m[ii])); - printk("\n"); - } -#endif break; case MPI_EVENT_NONE: /* 00 */ @@ -3085,51 +2605,12 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) return 1; /* currently means nothing really */ } -static struct device_attribute mptscsih_queue_depth_attr = { - .attr = { - .name = "queue_depth", - .mode = S_IWUSR, - }, - .store = mptscsih_store_queue_depth, -}; - -static struct device_attribute *mptscsih_dev_attrs[] = { - &mptscsih_queue_depth_attr, - NULL, -}; - -static struct scsi_host_template driver_template = { - .proc_name = "mptscsih", - .proc_info = mptscsih_proc_info, - .name = "MPT SCSI Host", - .info = mptscsih_info, - .queuecommand = mptscsih_qcmd, - .slave_alloc = mptscsih_slave_alloc, - .slave_configure = mptscsih_slave_configure, - .slave_destroy = mptscsih_slave_destroy, - .eh_abort_handler = mptscsih_abort, - .eh_device_reset_handler = mptscsih_dev_reset, - .eh_bus_reset_handler = mptscsih_bus_reset, - .eh_host_reset_handler = mptscsih_host_reset, - .bios_param = mptscsih_bios_param, - .can_queue = MPT_SCSI_CAN_QUEUE, - .this_id = -1, - .sg_tablesize = MPT_SCSI_SG_DEPTH, - .max_sectors = 8192, - .cmd_per_lun = 7, - .use_clustering = ENABLE_CLUSTERING, - .sdev_attrs = mptscsih_dev_attrs, -}; - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * mptscsih_initTarget - Target, LUN alloc/free functionality. * @hd: Pointer to MPT_SCSI_HOST structure - * @bus_id: Bus number (?) - * @target_id: SCSI target id - * @lun: SCSI LUN id - * @data: Pointer to data - * @dlen: Number of INQUIRY bytes + * @vtarget: per target private data + * @sdev: SCSI device * * NOTE: It's only SAFE to call this routine if data points to * sane & valid STANDARD INQUIRY data! @@ -3139,106 +2620,46 @@ static struct scsi_host_template driver_template = { * */ static void -mptscsih_initTarget(MPT_SCSI_HOST *hd, int bus_id, int target_id, u8 lun, char *data, int dlen) +mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, + struct scsi_device *sdev) { - int indexed_lun, lun_index; - VirtDevice *vdev; - ScsiCfgData *pSpi; - char data_56; - dinitprintk((MYIOC_s_INFO_FMT "initTarget bus=%d id=%d lun=%d hd=%p\n", - hd->ioc->name, bus_id, target_id, lun, hd)); + hd->ioc->name, vtarget->bus_id, vtarget->target_id, lun, hd)); - /* - * If the peripheral qualifier filter is enabled then if the target reports a 0x1 - * (i.e. The targer is capable of supporting the specified peripheral device type - * on this logical unit; however, the physical device is not currently connected - * to this logical unit) it will be converted to a 0x3 (i.e. The target is not - * capable of supporting a physical device on this logical unit). This is to work - * around a bug in th emid-layer in some distributions in which the mid-layer will - * continue to try to communicate to the LUN and evntually create a dummy LUN. - */ - if (mpt_pq_filter && dlen && (data[0] & 0xE0)) - data[0] |= 0x40; - /* Is LUN supported? If so, upper 2 bits will be 0 * in first byte of inquiry data. */ - if (data[0] & 0xe0) + if (sdev->inq_periph_qual != 0) return; - if ((vdev = hd->Targets[target_id]) == NULL) { + if (vtarget == NULL) return; - } - - lun_index = (lun >> 5); /* 32 luns per lun_index */ - indexed_lun = (lun % 32); - vdev->luns[lun_index] |= (1 << indexed_lun); - - if (hd->ioc->bus_type == SCSI) { - if ((data[0] == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) { - /* Treat all Processors as SAF-TE if - * command line option is set */ - vdev->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED; - mptscsih_writeIOCPage4(hd, target_id, bus_id); - }else if ((data[0] == TYPE_PROCESSOR) && - !(vdev->tflags & MPT_TARGET_FLAGS_SAF_TE_ISSUED )) { - if ( dlen > 49 ) { - vdev->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; - if ( data[44] == 'S' && - data[45] == 'A' && - data[46] == 'F' && - data[47] == '-' && - data[48] == 'T' && - data[49] == 'E' ) { - vdev->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED; - mptscsih_writeIOCPage4(hd, target_id, bus_id); - } - } - } - if (!(vdev->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY)) { - if ( dlen > 8 ) { - memcpy (vdev->inq_data, data, 8); - } else { - memcpy (vdev->inq_data, data, dlen); - } - - /* If have not done DV, set the DV flag. - */ - pSpi = &hd->ioc->spi_data; - if ((data[0] == TYPE_TAPE) || (data[0] == TYPE_PROCESSOR)) { - if (pSpi->dvStatus[target_id] & MPT_SCSICFG_DV_NOT_DONE) - pSpi->dvStatus[target_id] |= MPT_SCSICFG_NEED_DV; - } - vdev->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; + vtarget->type = sdev->type; + if (hd->ioc->bus_type != SPI) + return; - data_56 = 0x0F; /* Default to full capabilities if Inq data length is < 57 */ - if (dlen > 56) { - if ( (!(vdev->tflags & MPT_TARGET_FLAGS_VALID_56))) { - /* Update the target capabilities - */ - data_56 = data[56]; - vdev->tflags |= MPT_TARGET_FLAGS_VALID_56; - } - } - mptscsih_setTargetNegoParms(hd, vdev, data_56); - } else { - /* Initial Inquiry may not request enough data bytes to - * obtain byte 57. DV will; if target doesn't return - * at least 57 bytes, data[56] will be zero. */ - if (dlen > 56) { - if ( (!(vdev->tflags & MPT_TARGET_FLAGS_VALID_56))) { - /* Update the target capabilities - */ - data_56 = data[56]; - vdev->tflags |= MPT_TARGET_FLAGS_VALID_56; - mptscsih_setTargetNegoParms(hd, vdev, data_56); - } + if ((sdev->type == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) { + /* Treat all Processors as SAF-TE if + * command line option is set */ + vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED; + mptscsih_writeIOCPage4(hd, vtarget->target_id, vtarget->bus_id); + }else if ((sdev->type == TYPE_PROCESSOR) && + !(vtarget->tflags & MPT_TARGET_FLAGS_SAF_TE_ISSUED )) { + if (sdev->inquiry_len > 49 ) { + if (sdev->inquiry[44] == 'S' && + sdev->inquiry[45] == 'A' && + sdev->inquiry[46] == 'F' && + sdev->inquiry[47] == '-' && + sdev->inquiry[48] == 'T' && + sdev->inquiry[49] == 'E' ) { + vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED; + mptscsih_writeIOCPage4(hd, vtarget->target_id, vtarget->bus_id); } } } + mptscsih_setTargetNegoParms(hd, vtarget, sdev); } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -3248,66 +2669,51 @@ mptscsih_initTarget(MPT_SCSI_HOST *hd, int bus_id, int target_id, u8 lun, char * * */ static void -mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtDevice *target, char byte56) +mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, + struct scsi_device *sdev) { - ScsiCfgData *pspi_data = &hd->ioc->spi_data; + SpiCfgData *pspi_data = &hd->ioc->spi_data; int id = (int) target->target_id; int nvram; - VirtDevice *vdev; - int ii; u8 width = MPT_NARROW; u8 factor = MPT_ASYNC; u8 offset = 0; - u8 version, nfactor; + u8 nfactor; u8 noQas = 1; target->negoFlags = pspi_data->noQas; - /* noQas == 0 => device supports QAS. Need byte 56 of Inq to determine - * support. If available, default QAS to off and allow enabling. - * If not available, default QAS to on, turn off for non-disks. - */ + /* noQas == 0 => device supports QAS. */ - /* Set flags based on Inquiry data - */ - version = target->inq_data[2] & 0x07; - if (version < 2) { + if (sdev->scsi_level < SCSI_2) { width = 0; factor = MPT_ULTRA2; offset = pspi_data->maxSyncOffset; target->tflags &= ~MPT_TARGET_FLAGS_Q_YES; } else { - if (target->inq_data[7] & 0x20) { + if (scsi_device_wide(sdev)) { width = 1; } - if (target->inq_data[7] & 0x10) { + if (scsi_device_sync(sdev)) { factor = pspi_data->minSyncFactor; - if (target->tflags & MPT_TARGET_FLAGS_VALID_56) { - /* bits 2 & 3 show Clocking support */ - if ((byte56 & 0x0C) == 0) + if (!scsi_device_dt(sdev)) factor = MPT_ULTRA2; + else { + if (!scsi_device_ius(sdev) && + !scsi_device_qas(sdev)) + factor = MPT_ULTRA160; else { - if ((byte56 & 0x03) == 0) - factor = MPT_ULTRA160; - else { - factor = MPT_ULTRA320; - if (byte56 & 0x02) - { - ddvtprintk((KERN_INFO "Enabling QAS due to byte56=%02x on id=%d!\n", byte56, id)); - noQas = 0; - } - if (target->inq_data[0] == TYPE_TAPE) { - if (byte56 & 0x01) - target->negoFlags |= MPT_TAPE_NEGO_IDP; - } + factor = MPT_ULTRA320; + if (scsi_device_qas(sdev)) { + ddvtprintk((KERN_INFO "Enabling QAS due to byte56=%02x on id=%d!\n", byte56, id)); + noQas = 0; } + if (sdev->type == TYPE_TAPE && + scsi_device_ius(sdev)) + target->negoFlags |= MPT_TAPE_NEGO_IDP; } - } else { - ddvtprintk((KERN_INFO "Enabling QAS on id=%d due to ~TARGET_FLAGS_VALID_56!\n", id)); - noQas = 0; } - offset = pspi_data->maxSyncOffset; /* If RAID, never disable QAS @@ -3325,7 +2731,7 @@ mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtDevice *target, char byte56) } } - if ( (target->inq_data[7] & 0x02) == 0) { + if (!sdev->tagged_supported) { target->tflags &= ~MPT_TARGET_FLAGS_Q_YES; } @@ -3383,345 +2789,23 @@ mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtDevice *target, char byte56) if ( factor > MPT_ULTRA320 ) noQas = 0; - /* GEM, processor WORKAROUND - */ - if ((target->inq_data[0] == TYPE_PROCESSOR) || (target->inq_data[0] > 0x08)) { - target->negoFlags |= (MPT_TARGET_NO_NEGO_WIDE | MPT_TARGET_NO_NEGO_SYNC); - pspi_data->dvStatus[id] |= MPT_SCSICFG_BLK_NEGO; - } else { - if (noQas && (pspi_data->noQas == 0)) { - pspi_data->noQas |= MPT_TARGET_NO_NEGO_QAS; - target->negoFlags |= MPT_TARGET_NO_NEGO_QAS; - - /* Disable QAS in a mixed configuration case - */ - - ddvtprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id)); - for (ii = 0; ii < id; ii++) { - if ( (vdev = hd->Targets[ii]) ) { - vdev->negoFlags |= MPT_TARGET_NO_NEGO_QAS; - mptscsih_writeSDP1(hd, 0, ii, vdev->negoFlags); - } - } - } - } + if (noQas && (pspi_data->noQas == 0)) { + pspi_data->noQas |= MPT_TARGET_NO_NEGO_QAS; + target->negoFlags |= MPT_TARGET_NO_NEGO_QAS; - /* Write SDP1 on this I/O to this target */ - if (pspi_data->dvStatus[id] & MPT_SCSICFG_NEGOTIATE) { - ddvtprintk((KERN_INFO "MPT_SCSICFG_NEGOTIATE on id=%d!\n", id)); - mptscsih_writeSDP1(hd, 0, id, hd->negoNvram); - pspi_data->dvStatus[id] &= ~MPT_SCSICFG_NEGOTIATE; - } else if (pspi_data->dvStatus[id] & MPT_SCSICFG_BLK_NEGO) { - ddvtprintk((KERN_INFO "MPT_SCSICFG_BLK_NEGO on id=%d!\n", id)); - mptscsih_writeSDP1(hd, 0, id, MPT_SCSICFG_BLK_NEGO); - pspi_data->dvStatus[id] &= ~MPT_SCSICFG_BLK_NEGO; + /* Disable QAS in a mixed configuration case + */ + + ddvtprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id)); } } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* If DV disabled (negoNvram set to USE_NVARM) or if not LUN 0, return. - * Else set the NEED_DV flag after Read Capacity Issued (disks) - * or Mode Sense (cdroms). - * - * Tapes, initTarget will set this flag on completion of Inquiry command. - * Called only if DV_NOT_DONE flag is set - */ -static void mptscsih_set_dvflags(MPT_SCSI_HOST *hd, SCSIIORequest_t *pReq) -{ - u8 cmd; - ScsiCfgData *pSpi; - - ddvtprintk((" set_dvflags: id=%d lun=%d negoNvram=%x cmd=%x\n", - pReq->TargetID, pReq->LUN[1], hd->negoNvram, pReq->CDB[0])); - - if ((pReq->LUN[1] != 0) || (hd->negoNvram != 0)) - return; - - cmd = pReq->CDB[0]; - - if ((cmd == READ_CAPACITY) || (cmd == MODE_SENSE)) { - pSpi = &hd->ioc->spi_data; - if ((pSpi->isRaid & (1 << pReq->TargetID)) && pSpi->pIocPg3) { - /* Set NEED_DV for all hidden disks - */ - Ioc3PhysDisk_t *pPDisk = pSpi->pIocPg3->PhysDisk; - int numPDisk = pSpi->pIocPg3->NumPhysDisks; - - while (numPDisk) { - pSpi->dvStatus[pPDisk->PhysDiskID] |= MPT_SCSICFG_NEED_DV; - ddvtprintk(("NEED_DV set for phys disk id %d\n", pPDisk->PhysDiskID)); - pPDisk++; - numPDisk--; - } - } - pSpi->dvStatus[pReq->TargetID] |= MPT_SCSICFG_NEED_DV; - ddvtprintk(("NEED_DV set for visible disk id %d\n", pReq->TargetID)); - } -} /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* - * If no Target, bus reset on 1st I/O. Set the flag to - * prevent any future negotiations to this device. + * SCSI Config Page functionality ... */ -static void mptscsih_no_negotiate(MPT_SCSI_HOST *hd, int target_id) -{ - - if ((hd->Targets) && (hd->Targets[target_id] == NULL)) - hd->ioc->spi_data.dvStatus[target_id] |= MPT_SCSICFG_BLK_NEGO; - - return; -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* - * SCSI Config Page functionality ... - */ -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_setDevicePage1Flags - add Requested and Configuration fields flags - * based on width, factor and offset parameters. - * @width: bus width - * @factor: sync factor - * @offset: sync offset - * @requestedPtr: pointer to requested values (updated) - * @configurationPtr: pointer to configuration values (updated) - * @flags: flags to block WDTR or SDTR negotiation - * - * Return: None. - * - * Remark: Called by writeSDP1 and _dv_params - */ -static void -mptscsih_setDevicePage1Flags (u8 width, u8 factor, u8 offset, int *requestedPtr, int *configurationPtr, u8 flags) -{ - u8 nowide = flags & MPT_TARGET_NO_NEGO_WIDE; - u8 nosync = flags & MPT_TARGET_NO_NEGO_SYNC; - - *configurationPtr = 0; - *requestedPtr = width ? MPI_SCSIDEVPAGE1_RP_WIDE : 0; - *requestedPtr |= (offset << 16) | (factor << 8); - - if (width && offset && !nowide && !nosync) { - if (factor < MPT_ULTRA160) { - *requestedPtr |= (MPI_SCSIDEVPAGE1_RP_IU + MPI_SCSIDEVPAGE1_RP_DT); - if ((flags & MPT_TARGET_NO_NEGO_QAS) == 0) - *requestedPtr |= MPI_SCSIDEVPAGE1_RP_QAS; - if (flags & MPT_TAPE_NEGO_IDP) - *requestedPtr |= 0x08000000; - } else if (factor < MPT_ULTRA2) { - *requestedPtr |= MPI_SCSIDEVPAGE1_RP_DT; - } - } - - if (nowide) - *configurationPtr |= MPI_SCSIDEVPAGE1_CONF_WDTR_DISALLOWED; - - if (nosync) - *configurationPtr |= MPI_SCSIDEVPAGE1_CONF_SDTR_DISALLOWED; - - return; -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_writeSDP1 - write SCSI Device Page 1 - * @hd: Pointer to a SCSI Host Strucutre - * @portnum: IOC port number - * @target_id: writeSDP1 for single ID - * @flags: MPT_SCSICFG_ALL_IDS, MPT_SCSICFG_USE_NVRAM, MPT_SCSICFG_BLK_NEGO - * - * Return: -EFAULT if read of config page header fails - * or 0 if success. - * - * Remark: If a target has been found, the settings from the - * target structure are used, else the device is set - * to async/narrow. - * - * Remark: Called during init and after a FW reload. - * Remark: We do not wait for a return, write pages sequentially. - */ -static int -mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target_id, int flags) -{ - MPT_ADAPTER *ioc = hd->ioc; - Config_t *pReq; - SCSIDevicePage1_t *pData; - VirtDevice *pTarget; - MPT_FRAME_HDR *mf; - dma_addr_t dataDma; - u16 req_idx; - u32 frameOffset; - u32 requested, configuration, flagsLength; - int ii, nvram; - int id = 0, maxid = 0; - u8 width; - u8 factor; - u8 offset; - u8 bus = 0; - u8 negoFlags; - u8 maxwidth, maxoffset, maxfactor; - - if (ioc->spi_data.sdp1length == 0) - return 0; - - if (flags & MPT_SCSICFG_ALL_IDS) { - id = 0; - maxid = ioc->sh->max_id - 1; - } else if (ioc->sh) { - id = target_id; - maxid = min_t(int, id, ioc->sh->max_id - 1); - } - - for (; id <= maxid; id++) { - - if (id == ioc->pfacts[portnum].PortSCSIID) - continue; - - /* Use NVRAM to get adapter and target maximums - * Data over-riden by target structure information, if present - */ - maxwidth = ioc->spi_data.maxBusWidth; - maxoffset = ioc->spi_data.maxSyncOffset; - maxfactor = ioc->spi_data.minSyncFactor; - if (ioc->spi_data.nvram && (ioc->spi_data.nvram[id] != MPT_HOST_NVRAM_INVALID)) { - nvram = ioc->spi_data.nvram[id]; - - if (maxwidth) - maxwidth = nvram & MPT_NVRAM_WIDE_DISABLE ? 0 : 1; - - if (maxoffset > 0) { - maxfactor = (nvram & MPT_NVRAM_SYNC_MASK) >> 8; - if (maxfactor == 0) { - /* Key for async */ - maxfactor = MPT_ASYNC; - maxoffset = 0; - } else if (maxfactor < ioc->spi_data.minSyncFactor) { - maxfactor = ioc->spi_data.minSyncFactor; - } - } else - maxfactor = MPT_ASYNC; - } - - /* Set the negotiation flags. - */ - negoFlags = ioc->spi_data.noQas; - if (!maxwidth) - negoFlags |= MPT_TARGET_NO_NEGO_WIDE; - - if (!maxoffset) - negoFlags |= MPT_TARGET_NO_NEGO_SYNC; - - if (flags & MPT_SCSICFG_USE_NVRAM) { - width = maxwidth; - factor = maxfactor; - offset = maxoffset; - } else { - width = 0; - factor = MPT_ASYNC; - offset = 0; - //negoFlags = 0; - //negoFlags = MPT_TARGET_NO_NEGO_SYNC; - } - - /* If id is not a raid volume, get the updated - * transmission settings from the target structure. - */ - if (hd->Targets && (pTarget = hd->Targets[id]) && !pTarget->raidVolume) { - width = pTarget->maxWidth; - factor = pTarget->minSyncFactor; - offset = pTarget->maxOffset; - negoFlags = pTarget->negoFlags; - } - -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION - /* Force to async and narrow if DV has not been executed - * for this ID - */ - if ((hd->ioc->spi_data.dvStatus[id] & MPT_SCSICFG_DV_NOT_DONE) != 0) { - width = 0; - factor = MPT_ASYNC; - offset = 0; - } -#endif - - if (flags & MPT_SCSICFG_BLK_NEGO) - negoFlags = MPT_TARGET_NO_NEGO_WIDE | MPT_TARGET_NO_NEGO_SYNC; - - mptscsih_setDevicePage1Flags(width, factor, offset, - &requested, &configuration, negoFlags); - dnegoprintk(("writeSDP1: id=%d width=%d factor=%x offset=%x negoFlags=%x request=%x config=%x\n", - target_id, width, factor, offset, negoFlags, requested, configuration)); - - /* Get a MF for this command. - */ - if ((mf = mpt_get_msg_frame(ScsiDoneCtx, ioc)) == NULL) { - dprintk((MYIOC_s_WARN_FMT "write SDP1: no msg frames!\n", - ioc->name)); - return -EAGAIN; - } - - ddvprintk((MYIOC_s_INFO_FMT "WriteSDP1 (mf=%p, id=%d, req=0x%x, cfg=0x%x)\n", - hd->ioc->name, mf, id, requested, configuration)); - - - /* Set the request and the data pointers. - * Request takes: 36 bytes (32 bit SGE) - * SCSI Device Page 1 requires 16 bytes - * 40 + 16 <= size of SCSI IO Request = 56 bytes - * and MF size >= 64 bytes. - * Place data at end of MF. - */ - pReq = (Config_t *)mf; - - req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); - frameOffset = ioc->req_sz - sizeof(SCSIDevicePage1_t); - - pData = (SCSIDevicePage1_t *)((u8 *) mf + frameOffset); - dataDma = ioc->req_frames_dma + (req_idx * ioc->req_sz) + frameOffset; - - /* Complete the request frame (same for all requests). - */ - pReq->Action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - pReq->Reserved = 0; - pReq->ChainOffset = 0; - pReq->Function = MPI_FUNCTION_CONFIG; - pReq->ExtPageLength = 0; - pReq->ExtPageType = 0; - pReq->MsgFlags = 0; - for (ii=0; ii < 8; ii++) { - pReq->Reserved2[ii] = 0; - } - pReq->Header.PageVersion = ioc->spi_data.sdp1version; - pReq->Header.PageLength = ioc->spi_data.sdp1length; - pReq->Header.PageNumber = 1; - pReq->Header.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - pReq->PageAddress = cpu_to_le32(id | (bus << 8 )); - - /* Add a SGE to the config request. - */ - flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE | ioc->spi_data.sdp1length * 4; - - mpt_add_sge((char *)&pReq->PageBufferSGE, flagsLength, dataDma); - - /* Set up the common data portion - */ - pData->Header.PageVersion = pReq->Header.PageVersion; - pData->Header.PageLength = pReq->Header.PageLength; - pData->Header.PageNumber = pReq->Header.PageNumber; - pData->Header.PageType = pReq->Header.PageType; - pData->RequestedParameters = cpu_to_le32(requested); - pData->Reserved = 0; - pData->Configuration = cpu_to_le32(configuration); - - dprintk((MYIOC_s_INFO_FMT - "write SDP1: id %d pgaddr 0x%x req 0x%x config 0x%x\n", - ioc->name, id, (id | (bus<<8)), - requested, configuration)); - - mpt_put_msg_frame(ScsiDoneCtx, ioc, mf); - } - - return 0; -} /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* mptscsih_writeIOCPage4 - write IOC Page 4 @@ -3748,8 +2832,8 @@ mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus) /* Get a MF for this command. */ - if ((mf = mpt_get_msg_frame(ScsiDoneCtx, ioc)) == NULL) { - dprintk((MYIOC_s_WARN_FMT "writeIOCPage4 : no msg frames!\n", + if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) { + dfailprintk((MYIOC_s_WARN_FMT "writeIOCPage4 : no msg frames!\n", ioc->name)); return -EAGAIN; } @@ -3794,7 +2878,7 @@ mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus) "writeIOCPage4: MaxSEP=%d ActiveSEP=%d id=%d bus=%d\n", ioc->name, IOCPage4Ptr->MaxSEP, IOCPage4Ptr->ActiveSEP, target_id, bus)); - mpt_put_msg_frame(ScsiDoneCtx, ioc, mf); + mpt_put_msg_frame(ioc->DoneCtx, ioc, mf); return 0; } @@ -3824,7 +2908,7 @@ mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus) * in the IOC member localReply structure. * Used ONLY for DV and other internal commands. */ -static int +int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) { MPT_SCSI_HOST *hd; @@ -3832,6 +2916,8 @@ mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) int completionCode; u16 req_idx; + hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; + if ((mf == NULL) || (mf >= MPT_INDEX_2_MFPTR(ioc, ioc->req_depth))) { printk(MYIOC_s_ERR_FMT @@ -3840,7 +2926,6 @@ mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) goto wakeup; } - hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; del_timer(&hd->timer); req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx); hd->ScsiLookup[req_idx] = NULL; @@ -3906,10 +2991,11 @@ mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) * some type of error occurred. */ MpiRaidActionReply_t *pr = (MpiRaidActionReply_t *)mr; - if (pr->ActionStatus == MPI_RAID_ACTION_ASTATUS_SUCCESS) + if (le16_to_cpu(pr->ActionStatus) == MPI_RAID_ACTION_ASTATUS_SUCCESS) completionCode = MPT_SCANDV_GOOD; else completionCode = MPT_SCANDV_SOME_ERROR; + memcpy(hd->pLocal->sense, pr, sizeof(hd->pLocal->sense)); } else if (pReply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) { u8 *sense_data; @@ -3972,8 +3058,8 @@ wakeup: /* * Wake up the original calling thread */ - scandv_wait_done = 1; - wake_up(&scandv_waitq); + hd->scandv_wait_done = 1; + wake_up(&hd->scandv_waitq); return 1; } @@ -3984,7 +3070,8 @@ wakeup: * @data: Pointer to MPT_SCSI_HOST recast as an unsigned long * */ -static void mptscsih_timer_expired(unsigned long data) +void +mptscsih_timer_expired(unsigned long data) { MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *) data; @@ -4022,78 +3109,6 @@ static void mptscsih_timer_expired(unsigned long data) return; } -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_do_raid - Format and Issue a RAID volume request message. - * @hd: Pointer to scsi host structure - * @action: What do be done. - * @id: Logical target id. - * @bus: Target locations bus. - * - * Returns: < 0 on a fatal error - * 0 on success - * - * Remark: Wait to return until reply processed by the ISR. - */ -static int -mptscsih_do_raid(MPT_SCSI_HOST *hd, u8 action, INTERNAL_CMD *io) -{ - MpiRaidActionRequest_t *pReq; - MPT_FRAME_HDR *mf; - int in_isr; - - in_isr = in_interrupt(); - if (in_isr) { - dprintk((MYIOC_s_WARN_FMT "Internal raid request not allowed in ISR context!\n", - hd->ioc->name)); - return -EPERM; - } - - /* Get and Populate a free Frame - */ - if ((mf = mpt_get_msg_frame(ScsiScanDvCtx, hd->ioc)) == NULL) { - ddvprintk((MYIOC_s_WARN_FMT "_do_raid: no msg frames!\n", - hd->ioc->name)); - return -EAGAIN; - } - pReq = (MpiRaidActionRequest_t *)mf; - pReq->Action = action; - pReq->Reserved1 = 0; - pReq->ChainOffset = 0; - pReq->Function = MPI_FUNCTION_RAID_ACTION; - pReq->VolumeID = io->id; - pReq->VolumeBus = io->bus; - pReq->PhysDiskNum = io->physDiskNum; - pReq->MsgFlags = 0; - pReq->Reserved2 = 0; - pReq->ActionDataWord = 0; /* Reserved for this action */ - //pReq->ActionDataSGE = 0; - - mpt_add_sge((char *)&pReq->ActionDataSGE, - MPT_SGE_FLAGS_SSIMPLE_READ | 0, (dma_addr_t) -1); - - ddvprintk((MYIOC_s_INFO_FMT "RAID Volume action %x id %d\n", - hd->ioc->name, action, io->id)); - - hd->pLocal = NULL; - hd->timer.expires = jiffies + HZ*10; /* 10 second timeout */ - scandv_wait_done = 0; - - /* Save cmd pointer, for resource free if timeout or - * FW reload occurs - */ - hd->cmdPtr = mf; - - add_timer(&hd->timer); - mpt_put_msg_frame(ScsiScanDvCtx, hd->ioc, mf); - wait_event(scandv_waitq, scandv_wait_done); - - if ((hd->pLocal == NULL) || (hd->pLocal->completion != MPT_SCANDV_GOOD)) - return -1; - - return 0; -} -#endif /* ~MPTSCSIH_ENABLE_DOMAIN_VALIDATION */ /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** @@ -4232,7 +3247,7 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) /* Get and Populate a free Frame */ - if ((mf = mpt_get_msg_frame(ScsiScanDvCtx, hd->ioc)) == NULL) { + if ((mf = mpt_get_msg_frame(hd->ioc->InternalCtx, hd->ioc)) == NULL) { ddvprintk((MYIOC_s_WARN_FMT "No msg frames!\n", hd->ioc->name)); return -EBUSY; @@ -4314,7 +3329,7 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) */ hd->pLocal = NULL; hd->timer.expires = jiffies + HZ*cmdTimeout; - scandv_wait_done = 0; + hd->scandv_wait_done = 0; /* Save cmd pointer, for resource free if timeout or * FW reload occurs @@ -4322,8 +3337,8 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) hd->cmdPtr = mf; add_timer(&hd->timer); - mpt_put_msg_frame(ScsiScanDvCtx, hd->ioc, mf); - wait_event(scandv_waitq, scandv_wait_done); + mpt_put_msg_frame(hd->ioc->InternalCtx, hd->ioc, mf); + wait_event(hd->scandv_waitq, hd->scandv_wait_done); if (hd->pLocal) { rc = hd->pLocal->completion; @@ -4348,35 +3363,18 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks. - * @hd: Pointer to MPT_SCSI_HOST structure - * @portnum: IOC port number + * @hd: Pointer to a SCSI HOST structure + * @vtarget: per device private data + * @lun: lun * * Uses the ISR, but with special processing. * MUST be single-threaded. * - * Return: 0 on completion */ -static int -mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, int portnum) +static void +mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) { - MPT_ADAPTER *ioc= hd->ioc; - VirtDevice *pTarget; - SCSIDevicePage1_t *pcfg1Data = NULL; INTERNAL_CMD iocmd; - CONFIGPARMS cfg; - dma_addr_t cfg1_dma_addr = -1; - ConfigPageHeader_t header1; - int bus = 0; - int id = 0; - int lun; - int indexed_lun, lun_index; - int hostId = ioc->pfacts[portnum].PortSCSIID; - int max_id; - int requested, configuration, data; - int doConfig = 0; - u8 flags, factor; - - max_id = ioc->sh->max_id - 1; /* Following parameters will not change * in this routine. @@ -4388,1634 +3386,41 @@ mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, int portnum) iocmd.data_dma = -1; iocmd.size = 0; iocmd.rsvd = iocmd.rsvd2 = 0; + iocmd.bus = vdevice->vtarget->bus_id; + iocmd.id = vdevice->vtarget->target_id; + iocmd.lun = (u8)vdevice->lun; - /* No SCSI hosts - */ - if (hd->Targets == NULL) - return 0; - - /* Skip the host - */ - if (id == hostId) - id++; - - /* Write SDP1 for all SCSI devices - * Alloc memory and set up config buffer - */ - if (ioc->bus_type == SCSI) { - if (ioc->spi_data.sdp1length > 0) { - pcfg1Data = (SCSIDevicePage1_t *)pci_alloc_consistent(ioc->pcidev, - ioc->spi_data.sdp1length * 4, &cfg1_dma_addr); - - if (pcfg1Data != NULL) { - doConfig = 1; - header1.PageVersion = ioc->spi_data.sdp1version; - header1.PageLength = ioc->spi_data.sdp1length; - header1.PageNumber = 1; - header1.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - cfg.hdr = &header1; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - cfg.timeout = 0; - } - } - } - - /* loop through all devices on this port - */ - while (bus < MPT_MAX_BUS) { - iocmd.bus = bus; - iocmd.id = id; - pTarget = hd->Targets[(int)id]; - - if (doConfig) { - - /* Set the negotiation flags */ - if (pTarget && (pTarget = hd->Targets[id]) && !pTarget->raidVolume) { - flags = pTarget->negoFlags; - } else { - flags = hd->ioc->spi_data.noQas; - if (hd->ioc->spi_data.nvram && (hd->ioc->spi_data.nvram[id] != MPT_HOST_NVRAM_INVALID)) { - data = hd->ioc->spi_data.nvram[id]; - - if (data & MPT_NVRAM_WIDE_DISABLE) - flags |= MPT_TARGET_NO_NEGO_WIDE; - - factor = (data & MPT_NVRAM_SYNC_MASK) >> MPT_NVRAM_SYNC_SHIFT; - if ((factor == 0) || (factor == MPT_ASYNC)) - flags |= MPT_TARGET_NO_NEGO_SYNC; - } - } - - /* Force to async, narrow */ - mptscsih_setDevicePage1Flags(0, MPT_ASYNC, 0, &requested, - &configuration, flags); - dnegoprintk(("syncronize cache: id=%d width=0 factor=MPT_ASYNC " - "offset=0 negoFlags=%x request=%x config=%x\n", - id, flags, requested, configuration)); - pcfg1Data->RequestedParameters = le32_to_cpu(requested); - pcfg1Data->Reserved = 0; - pcfg1Data->Configuration = le32_to_cpu(configuration); - cfg.pageAddr = (bus<<8) | id; - mpt_config(hd->ioc, &cfg); - } - - /* If target Ptr NULL or if this target is NOT a disk, skip. - */ - if ((pTarget) && (pTarget->tflags & MPT_TARGET_FLAGS_Q_YES)){ - for (lun=0; lun <= MPT_LAST_LUN; lun++) { - /* If LUN present, issue the command - */ - lun_index = (lun >> 5); /* 32 luns per lun_index */ - indexed_lun = (lun % 32); - if (pTarget->luns[lun_index] & (1< max_id) { - id = 0; - bus++; - } - } - - if (pcfg1Data) { - pci_free_consistent(ioc->pcidev, header1.PageLength * 4, pcfg1Data, cfg1_dma_addr); - } - - return 0; -} - -#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** - * mptscsih_domainValidation - Top level handler for domain validation. - * @hd: Pointer to MPT_SCSI_HOST structure. - * - * Uses the ISR, but with special processing. - * Called from schedule, should not be in interrupt mode. - * While thread alive, do dv for all devices needing dv - * - * Return: None. - */ -static void -mptscsih_domainValidation(void *arg) -{ - MPT_SCSI_HOST *hd; - MPT_ADAPTER *ioc; - unsigned long flags; - int id, maxid, dvStatus, did; - int ii, isPhysDisk; - - spin_lock_irqsave(&dvtaskQ_lock, flags); - dvtaskQ_active = 1; - if (dvtaskQ_release) { - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - return; - } - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - - /* For this ioc, loop through all devices and do dv to each device. - * When complete with this ioc, search through the ioc list, and - * for each scsi ioc found, do dv for all devices. Exit when no - * device needs dv. - */ - did = 1; - while (did) { - did = 0; - list_for_each_entry(ioc, &ioc_list, list) { - spin_lock_irqsave(&dvtaskQ_lock, flags); - if (dvtaskQ_release) { - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - return; - } - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - - msleep(250); - - /* DV only to SCSI adapters */ - if (ioc->bus_type != SCSI) - continue; - - /* Make sure everything looks ok */ - if (ioc->sh == NULL) - continue; - - hd = (MPT_SCSI_HOST *) ioc->sh->hostdata; - if (hd == NULL) - continue; - - if ((ioc->spi_data.forceDv & MPT_SCSICFG_RELOAD_IOC_PG3) != 0) { - mpt_read_ioc_pg_3(ioc); - if (ioc->spi_data.pIocPg3) { - Ioc3PhysDisk_t *pPDisk = ioc->spi_data.pIocPg3->PhysDisk; - int numPDisk = ioc->spi_data.pIocPg3->NumPhysDisks; - - while (numPDisk) { - if (ioc->spi_data.dvStatus[pPDisk->PhysDiskID] & MPT_SCSICFG_DV_NOT_DONE) - ioc->spi_data.dvStatus[pPDisk->PhysDiskID] |= MPT_SCSICFG_NEED_DV; - - pPDisk++; - numPDisk--; - } - } - ioc->spi_data.forceDv &= ~MPT_SCSICFG_RELOAD_IOC_PG3; - } - - maxid = min_t(int, ioc->sh->max_id, MPT_MAX_SCSI_DEVICES); - - for (id = 0; id < maxid; id++) { - spin_lock_irqsave(&dvtaskQ_lock, flags); - if (dvtaskQ_release) { - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - return; - } - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - dvStatus = hd->ioc->spi_data.dvStatus[id]; - - if (dvStatus & MPT_SCSICFG_NEED_DV) { - did++; - hd->ioc->spi_data.dvStatus[id] |= MPT_SCSICFG_DV_PENDING; - hd->ioc->spi_data.dvStatus[id] &= ~MPT_SCSICFG_NEED_DV; - - msleep(250); - - /* If hidden phys disk, block IO's to all - * raid volumes - * else, process normally - */ - isPhysDisk = mptscsih_is_phys_disk(ioc, id); - if (isPhysDisk) { - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (hd->ioc->spi_data.isRaid & (1 << ii)) { - hd->ioc->spi_data.dvStatus[ii] |= MPT_SCSICFG_DV_PENDING; - } - } - } - - if (mptscsih_doDv(hd, 0, id) == 1) { - /* Untagged device was busy, try again - */ - hd->ioc->spi_data.dvStatus[id] |= MPT_SCSICFG_NEED_DV; - hd->ioc->spi_data.dvStatus[id] &= ~MPT_SCSICFG_DV_PENDING; - } else { - /* DV is complete. Clear flags. - */ - hd->ioc->spi_data.dvStatus[id] &= ~(MPT_SCSICFG_DV_NOT_DONE | MPT_SCSICFG_DV_PENDING); - } - - if (isPhysDisk) { - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (hd->ioc->spi_data.isRaid & (1 << ii)) { - hd->ioc->spi_data.dvStatus[ii] &= ~MPT_SCSICFG_DV_PENDING; - } - } - } - - if (hd->ioc->spi_data.noQas) - mptscsih_qas_check(hd, id); - } - } - } - } - - spin_lock_irqsave(&dvtaskQ_lock, flags); - dvtaskQ_active = 0; - spin_unlock_irqrestore(&dvtaskQ_lock, flags); - - return; -} - -/* Search IOC page 3 to determine if this is hidden physical disk - */ -static int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id) -{ - if (ioc->spi_data.pIocPg3) { - Ioc3PhysDisk_t *pPDisk = ioc->spi_data.pIocPg3->PhysDisk; - int numPDisk = ioc->spi_data.pIocPg3->NumPhysDisks; - - while (numPDisk) { - if (pPDisk->PhysDiskID == id) { - return 1; - } - pPDisk++; - numPDisk--; - } - } - return 0; -} - -/* Write SDP1 if no QAS has been enabled - */ -static void mptscsih_qas_check(MPT_SCSI_HOST *hd, int id) -{ - VirtDevice *pTarget; - int ii; - - if (hd->Targets == NULL) - return; - - for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { - if (ii == id) - continue; - - if ((hd->ioc->spi_data.dvStatus[ii] & MPT_SCSICFG_DV_NOT_DONE) != 0) - continue; - - pTarget = hd->Targets[ii]; - - if ((pTarget != NULL) && (!pTarget->raidVolume)) { - if ((pTarget->negoFlags & hd->ioc->spi_data.noQas) == 0) { - pTarget->negoFlags |= hd->ioc->spi_data.noQas; - dnegoprintk(("writeSDP1: id=%d flags=0\n", id)); - mptscsih_writeSDP1(hd, 0, ii, 0); - } - } else { - if (mptscsih_is_phys_disk(hd->ioc, ii) == 1) { - dnegoprintk(("writeSDP1: id=%d SCSICFG_USE_NVRAM\n", id)); - mptscsih_writeSDP1(hd, 0, ii, MPT_SCSICFG_USE_NVRAM); - } - } - } - return; + if ((vdevice->vtarget->type == TYPE_DISK) && + (vdevice->configured_lun)) + mptscsih_do_cmd(hd, &iocmd); } - - -#define MPT_GET_NVRAM_VALS 0x01 -#define MPT_UPDATE_MAX 0x02 -#define MPT_SET_MAX 0x04 -#define MPT_SET_MIN 0x08 -#define MPT_FALLBACK 0x10 -#define MPT_SAVE 0x20 +EXPORT_SYMBOL(mptscsih_remove); +EXPORT_SYMBOL(mptscsih_shutdown); +#ifdef CONFIG_PM +EXPORT_SYMBOL(mptscsih_suspend); +EXPORT_SYMBOL(mptscsih_resume); +#endif +EXPORT_SYMBOL(mptscsih_proc_info); +EXPORT_SYMBOL(mptscsih_info); +EXPORT_SYMBOL(mptscsih_qcmd); +EXPORT_SYMBOL(mptscsih_target_alloc); +EXPORT_SYMBOL(mptscsih_slave_alloc); +EXPORT_SYMBOL(mptscsih_target_destroy); +EXPORT_SYMBOL(mptscsih_slave_destroy); +EXPORT_SYMBOL(mptscsih_slave_configure); +EXPORT_SYMBOL(mptscsih_abort); +EXPORT_SYMBOL(mptscsih_dev_reset); +EXPORT_SYMBOL(mptscsih_bus_reset); +EXPORT_SYMBOL(mptscsih_host_reset); +EXPORT_SYMBOL(mptscsih_bios_param); +EXPORT_SYMBOL(mptscsih_io_done); +EXPORT_SYMBOL(mptscsih_taskmgmt_complete); +EXPORT_SYMBOL(mptscsih_scandv_complete); +EXPORT_SYMBOL(mptscsih_event_process); +EXPORT_SYMBOL(mptscsih_ioc_reset); +EXPORT_SYMBOL(mptscsih_change_queue_depth); +EXPORT_SYMBOL(mptscsih_timer_expired); +EXPORT_SYMBOL(mptscsih_TMHandler); /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** - * mptscsih_doDv - Perform domain validation to a target. - * @hd: Pointer to MPT_SCSI_HOST structure. - * @portnum: IOC port number. - * @target: Physical ID of this target - * - * Uses the ISR, but with special processing. - * MUST be single-threaded. - * Test will exit if target is at async & narrow. - * - * Return: None. - */ -static int -mptscsih_doDv(MPT_SCSI_HOST *hd, int bus_number, int id) -{ - MPT_ADAPTER *ioc = hd->ioc; - VirtDevice *pTarget; - SCSIDevicePage1_t *pcfg1Data; - SCSIDevicePage0_t *pcfg0Data; - u8 *pbuf1; - u8 *pbuf2; - u8 *pDvBuf; - dma_addr_t dvbuf_dma = -1; - dma_addr_t buf1_dma = -1; - dma_addr_t buf2_dma = -1; - dma_addr_t cfg1_dma_addr = -1; - dma_addr_t cfg0_dma_addr = -1; - ConfigPageHeader_t header1; - ConfigPageHeader_t header0; - DVPARAMETERS dv; - INTERNAL_CMD iocmd; - CONFIGPARMS cfg; - int dv_alloc = 0; - int rc, sz = 0; - int bufsize = 0; - int dataBufSize = 0; - int echoBufSize = 0; - int notDone; - int patt; - int repeat; - int retcode = 0; - int nfactor = MPT_ULTRA320; - char firstPass = 1; - char doFallback = 0; - char readPage0; - char bus, lun; - char inq0 = 0; - - if (ioc->spi_data.sdp1length == 0) - return 0; - - if (ioc->spi_data.sdp0length == 0) - return 0; - - /* If multiple buses are used, require that the initiator - * id be the same on all buses. - */ - if (id == ioc->pfacts[0].PortSCSIID) - return 0; - - lun = 0; - bus = (u8) bus_number; - ddvtprintk((MYIOC_s_NOTE_FMT - "DV started: bus=%d, id=%d dv @ %p\n", - ioc->name, bus, id, &dv)); - - /* Prep DV structure - */ - memset (&dv, 0, sizeof(DVPARAMETERS)); - dv.id = id; - - /* Populate tmax with the current maximum - * transfer parameters for this target. - * Exit if narrow and async. - */ - dv.cmd = MPT_GET_NVRAM_VALS; - mptscsih_dv_parms(hd, &dv, NULL); - - /* Prep SCSI IO structure - */ - iocmd.id = id; - iocmd.bus = bus; - iocmd.lun = lun; - iocmd.flags = 0; - iocmd.physDiskNum = -1; - iocmd.rsvd = iocmd.rsvd2 = 0; - - pTarget = hd->Targets[id]; - - /* Use tagged commands if possible. - */ - if (pTarget) { - if (pTarget->tflags & MPT_TARGET_FLAGS_Q_YES) - iocmd.flags |= MPT_ICFLAG_TAGGED_CMD; - else { - if (hd->ioc->facts.FWVersion.Word < 0x01000600) - return 0; - - if ((hd->ioc->facts.FWVersion.Word >= 0x01010000) && - (hd->ioc->facts.FWVersion.Word < 0x01010B00)) - return 0; - } - } - - /* Prep cfg structure - */ - cfg.pageAddr = (bus<<8) | id; - cfg.hdr = NULL; - - /* Prep SDP0 header - */ - header0.PageVersion = ioc->spi_data.sdp0version; - header0.PageLength = ioc->spi_data.sdp0length; - header0.PageNumber = 0; - header0.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - - /* Prep SDP1 header - */ - header1.PageVersion = ioc->spi_data.sdp1version; - header1.PageLength = ioc->spi_data.sdp1length; - header1.PageNumber = 1; - header1.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; - - if (header0.PageLength & 1) - dv_alloc = (header0.PageLength * 4) + 4; - - dv_alloc += (2048 + (header1.PageLength * 4)); - - pDvBuf = pci_alloc_consistent(ioc->pcidev, dv_alloc, &dvbuf_dma); - if (pDvBuf == NULL) - return 0; - - sz = 0; - pbuf1 = (u8 *)pDvBuf; - buf1_dma = dvbuf_dma; - sz +=1024; - - pbuf2 = (u8 *) (pDvBuf + sz); - buf2_dma = dvbuf_dma + sz; - sz +=1024; - - pcfg0Data = (SCSIDevicePage0_t *) (pDvBuf + sz); - cfg0_dma_addr = dvbuf_dma + sz; - sz += header0.PageLength * 4; - - /* 8-byte alignment - */ - if (header0.PageLength & 1) - sz += 4; - - pcfg1Data = (SCSIDevicePage1_t *) (pDvBuf + sz); - cfg1_dma_addr = dvbuf_dma + sz; - - /* Skip this ID? Set cfg.hdr to force config page write - */ - { - ScsiCfgData *pspi_data = &hd->ioc->spi_data; - if (pspi_data->nvram && (pspi_data->nvram[id] != MPT_HOST_NVRAM_INVALID)) { - /* Set the factor from nvram */ - nfactor = (pspi_data->nvram[id] & MPT_NVRAM_SYNC_MASK) >> 8; - if (nfactor < pspi_data->minSyncFactor ) - nfactor = pspi_data->minSyncFactor; - - if (!(pspi_data->nvram[id] & MPT_NVRAM_ID_SCAN_ENABLE) || - (pspi_data->PortFlags == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) ) { - - ddvprintk((MYIOC_s_NOTE_FMT "DV Skipped: bus, id, lun (%d, %d, %d)\n", - ioc->name, bus, id, lun)); - - dv.cmd = MPT_SET_MAX; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - cfg.hdr = &header1; - - /* Save the final negotiated settings to - * SCSI device page 1. - */ - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - mpt_config(hd->ioc, &cfg); - goto target_done; - } - } - } - - /* Finish iocmd inititialization - hidden or visible disk? */ - if (ioc->spi_data.pIocPg3) { - /* Search IOC page 3 for matching id - */ - Ioc3PhysDisk_t *pPDisk = ioc->spi_data.pIocPg3->PhysDisk; - int numPDisk = ioc->spi_data.pIocPg3->NumPhysDisks; - - while (numPDisk) { - if (pPDisk->PhysDiskID == id) { - /* match */ - iocmd.flags |= MPT_ICFLAG_PHYS_DISK; - iocmd.physDiskNum = pPDisk->PhysDiskNum; - - /* Quiesce the IM - */ - if (mptscsih_do_raid(hd, MPI_RAID_ACTION_QUIESCE_PHYS_IO, &iocmd) < 0) { - ddvprintk((MYIOC_s_ERR_FMT "RAID Queisce FAILED!\n", ioc->name)); - goto target_done; - } - break; - } - pPDisk++; - numPDisk--; - } - } - - /* RAID Volume ID's may double for a physical device. If RAID but - * not a physical ID as well, skip DV. - */ - if ((hd->ioc->spi_data.isRaid & (1 << id)) && !(iocmd.flags & MPT_ICFLAG_PHYS_DISK)) - goto target_done; - - - /* Basic Test. - * Async & Narrow - Inquiry - * Async & Narrow - Inquiry - * Maximum transfer rate - Inquiry - * Compare buffers: - * If compare, test complete. - * If miscompare and first pass, repeat - * If miscompare and not first pass, fall back and repeat - */ - hd->pLocal = NULL; - readPage0 = 0; - sz = SCSI_MAX_INQUIRY_BYTES; - rc = MPT_SCANDV_GOOD; - while (1) { - ddvprintk((MYIOC_s_NOTE_FMT "DV: Start Basic test on id=%d\n", ioc->name, id)); - retcode = 0; - dv.cmd = MPT_SET_MIN; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - cfg.hdr = &header1; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - /* Wide - narrow - wide workaround case - */ - if ((rc == MPT_SCANDV_ISSUE_SENSE) && dv.max.width) { - /* Send an untagged command to reset disk Qs corrupted - * when a parity error occurs on a Request Sense. - */ - if ((hd->ioc->facts.FWVersion.Word >= 0x01000600) || - ((hd->ioc->facts.FWVersion.Word >= 0x01010000) && - (hd->ioc->facts.FWVersion.Word < 0x01010B00)) ) { - - iocmd.cmd = REQUEST_SENSE; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = 0x12; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else { - if (hd->pLocal == NULL) - goto target_done; - rc = hd->pLocal->completion; - if ((rc == MPT_SCANDV_GOOD) || (rc == MPT_SCANDV_SENSE)) { - dv.max.width = 0; - doFallback = 0; - } else - goto target_done; - } - } else - goto target_done; - } - - iocmd.cmd = INQUIRY; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = sz; - memset(pbuf1, 0x00, sz); - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else { - if (hd->pLocal == NULL) - goto target_done; - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) { - if (hd->pLocal->scsiStatus == SAM_STAT_BUSY) { - if ((iocmd.flags & MPT_ICFLAG_TAGGED_CMD) == 0) - retcode = 1; - else - retcode = 0; - - goto target_done; - } - } else if (rc == MPT_SCANDV_SENSE) { - ; - } else { - /* If first command doesn't complete - * with a good status or with a check condition, - * exit. - */ - goto target_done; - } - } - - /* Reset the size for disks - */ - inq0 = (*pbuf1) & 0x1F; - if ((inq0 == 0) && pTarget && !pTarget->raidVolume) { - sz = 0x40; - iocmd.size = sz; - } - - /* Another GEM workaround. Check peripheral device type, - * if PROCESSOR, quit DV. - */ - if (inq0 == TYPE_PROCESSOR) { - mptscsih_initTarget(hd, - bus, - id, - lun, - pbuf1, - sz); - goto target_done; - } - - if (inq0 > 0x08) - goto target_done; - - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - - if (sz == 0x40) { - if ((pTarget->maxWidth == 1) && (pTarget->maxOffset) && (nfactor < 0x0A) - && (pTarget->minSyncFactor > 0x09)) { - if ((pbuf1[56] & 0x04) == 0) - ; - else if ((pbuf1[56] & 0x01) == 1) { - pTarget->minSyncFactor = - nfactor > MPT_ULTRA320 ? nfactor : MPT_ULTRA320; - } else { - pTarget->minSyncFactor = - nfactor > MPT_ULTRA160 ? nfactor : MPT_ULTRA160; - } - - dv.max.factor = pTarget->minSyncFactor; - - if ((pbuf1[56] & 0x02) == 0) { - pTarget->negoFlags |= MPT_TARGET_NO_NEGO_QAS; - hd->ioc->spi_data.noQas = MPT_TARGET_NO_NEGO_QAS; - ddvprintk((MYIOC_s_NOTE_FMT - "DV: Start Basic noQas on id=%d due to pbuf1[56]=%x\n", - ioc->name, id, pbuf1[56])); - } - } - } - - if (doFallback) - dv.cmd = MPT_FALLBACK; - else - dv.cmd = MPT_SET_MAX; - - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - - iocmd.cmd = INQUIRY; - iocmd.data_dma = buf2_dma; - iocmd.data = pbuf2; - iocmd.size = sz; - memset(pbuf2, 0x00, sz); - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - /* Save the return code. - * If this is the first pass, - * read SCSI Device Page 0 - * and update the target max parameters. - */ - rc = hd->pLocal->completion; - doFallback = 0; - if (rc == MPT_SCANDV_GOOD) { - if (!readPage0) { - u32 sdp0_info; - u32 sdp0_nego; - - cfg.hdr = &header0; - cfg.physAddr = cfg0_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; - cfg.dir = 0; - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - sdp0_info = le32_to_cpu(pcfg0Data->Information) & 0x0E; - sdp0_nego = (le32_to_cpu(pcfg0Data->NegotiatedParameters) & 0xFF00 ) >> 8; - - /* Quantum and Fujitsu workarounds. - * Quantum: PPR U320 -> PPR reply with Ultra2 and wide - * Fujitsu: PPR U320 -> Msg Reject and Ultra2 and wide - * Resetart with a request for U160. - */ - if ((dv.now.factor == MPT_ULTRA320) && (sdp0_nego == MPT_ULTRA2)) { - doFallback = 1; - } else { - dv.cmd = MPT_UPDATE_MAX; - mptscsih_dv_parms(hd, &dv, (void *)pcfg0Data); - /* Update the SCSI device page 1 area - */ - pcfg1Data->RequestedParameters = pcfg0Data->NegotiatedParameters; - readPage0 = 1; - } - } - - /* Quantum workaround. Restart this test will the fallback - * flag set. - */ - if (doFallback == 0) { - if (memcmp(pbuf1, pbuf2, sz) != 0) { - if (!firstPass) - doFallback = 1; - } else { - ddvprintk((MYIOC_s_NOTE_FMT - "DV:Inquiry compared id=%d, calling initTarget\n", ioc->name, id)); - hd->ioc->spi_data.dvStatus[id] &= ~MPT_SCSICFG_DV_NOT_DONE; - mptscsih_initTarget(hd, - bus, - id, - lun, - pbuf1, - sz); - break; /* test complete */ - } - } - - - } else if (rc == MPT_SCANDV_ISSUE_SENSE) - doFallback = 1; /* set fallback flag */ - else if ((rc == MPT_SCANDV_DID_RESET) || - (rc == MPT_SCANDV_SENSE) || - (rc == MPT_SCANDV_FALLBACK)) - doFallback = 1; /* set fallback flag */ - else - goto target_done; - - firstPass = 0; - } - } - ddvprintk((MYIOC_s_NOTE_FMT "DV: Basic test on id=%d completed OK.\n", ioc->name, id)); - - if (mpt_dv == 0) - goto target_done; - - inq0 = (*pbuf1) & 0x1F; - - /* Continue only for disks - */ - if (inq0 != 0) - goto target_done; - - if ( ioc->spi_data.PortFlags == MPI_SCSIPORTPAGE2_PORT_FLAGS_BASIC_DV_ONLY ) - goto target_done; - - /* Start the Enhanced Test. - * 0) issue TUR to clear out check conditions - * 1) read capacity of echo (regular) buffer - * 2) reserve device - * 3) do write-read-compare data pattern test - * 4) release - * 5) update nego parms to target struct - */ - cfg.hdr = &header1; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - - iocmd.cmd = TEST_UNIT_READY; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - notDone = 1; - while (notDone) { - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - - if (hd->pLocal == NULL) - goto target_done; - - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) - notDone = 0; - else if (rc == MPT_SCANDV_SENSE) { - u8 skey = hd->pLocal->sense[2] & 0x0F; - u8 asc = hd->pLocal->sense[12]; - u8 ascq = hd->pLocal->sense[13]; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", - ioc->name, skey, asc, ascq)); - - if (skey == UNIT_ATTENTION) - notDone++; /* repeat */ - else if ((skey == NOT_READY) && - (asc == 0x04)&&(ascq == 0x01)) { - /* wait then repeat */ - mdelay (2000); - notDone++; - } else if ((skey == NOT_READY) && (asc == 0x3A)) { - /* no medium, try read test anyway */ - notDone = 0; - } else { - /* All other errors are fatal. - */ - ddvprintk((MYIOC_s_INFO_FMT "DV: fatal error.", - ioc->name)); - goto target_done; - } - } else - goto target_done; - } - - iocmd.cmd = READ_BUFFER; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = 4; - iocmd.flags |= MPT_ICFLAG_BUF_CAP; - - dataBufSize = 0; - echoBufSize = 0; - for (patt = 0; patt < 2; patt++) { - if (patt == 0) - iocmd.flags |= MPT_ICFLAG_ECHO; - else - iocmd.flags &= ~MPT_ICFLAG_ECHO; - - notDone = 1; - while (notDone) { - bufsize = 0; - - /* If not ready after 8 trials, - * give up on this device. - */ - if (notDone > 8) - goto target_done; - - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - ddvprintk(("ReadBuffer Comp Code %d", rc)); - ddvprintk((" buff: %0x %0x %0x %0x\n", - pbuf1[0], pbuf1[1], pbuf1[2], pbuf1[3])); - - if (rc == MPT_SCANDV_GOOD) { - notDone = 0; - if (iocmd.flags & MPT_ICFLAG_ECHO) { - bufsize = ((pbuf1[2] & 0x1F) <<8) | pbuf1[3]; - } else { - bufsize = pbuf1[1]<<16 | pbuf1[2]<<8 | pbuf1[3]; - } - } else if (rc == MPT_SCANDV_SENSE) { - u8 skey = hd->pLocal->sense[2] & 0x0F; - u8 asc = hd->pLocal->sense[12]; - u8 ascq = hd->pLocal->sense[13]; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", - ioc->name, skey, asc, ascq)); - if (skey == ILLEGAL_REQUEST) { - notDone = 0; - } else if (skey == UNIT_ATTENTION) { - notDone++; /* repeat */ - } else if ((skey == NOT_READY) && - (asc == 0x04)&&(ascq == 0x01)) { - /* wait then repeat */ - mdelay (2000); - notDone++; - } else { - /* All other errors are fatal. - */ - ddvprintk((MYIOC_s_INFO_FMT "DV: fatal error.", - ioc->name)); - goto target_done; - } - } else { - /* All other errors are fatal - */ - goto target_done; - } - } - } - - if (iocmd.flags & MPT_ICFLAG_ECHO) - echoBufSize = bufsize; - else - dataBufSize = bufsize; - } - sz = 0; - iocmd.flags &= ~MPT_ICFLAG_BUF_CAP; - - /* Use echo buffers if possible, - * Exit if both buffers are 0. - */ - if (echoBufSize > 0) { - iocmd.flags |= MPT_ICFLAG_ECHO; - if (dataBufSize > 0) - bufsize = min(echoBufSize, dataBufSize); - else - bufsize = echoBufSize; - } else if (dataBufSize == 0) - goto target_done; - - ddvprintk((MYIOC_s_INFO_FMT "%s Buffer Capacity %d\n", ioc->name, - (iocmd.flags & MPT_ICFLAG_ECHO) ? "Echo" : " ", bufsize)); - - /* Data buffers for write-read-compare test max 1K. - */ - sz = min(bufsize, 1024); - - /* --- loop ---- - * On first pass, always issue a reserve. - * On additional loops, only if a reset has occurred. - * iocmd.flags indicates if echo or regular buffer - */ - for (patt = 0; patt < 4; patt++) { - ddvprintk(("Pattern %d\n", patt)); - if ((iocmd.flags & MPT_ICFLAG_RESERVED) && (iocmd.flags & MPT_ICFLAG_DID_RESET)) { - iocmd.cmd = TEST_UNIT_READY; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - - iocmd.cmd = RELEASE; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - ddvprintk(("Release rc %d\n", rc)); - if (rc == MPT_SCANDV_GOOD) - iocmd.flags &= ~MPT_ICFLAG_RESERVED; - else - goto target_done; - } - iocmd.flags &= ~MPT_ICFLAG_RESERVED; - } - iocmd.flags &= ~MPT_ICFLAG_DID_RESET; - - repeat = 5; - while (repeat && (!(iocmd.flags & MPT_ICFLAG_RESERVED))) { - iocmd.cmd = RESERVE; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) { - iocmd.flags |= MPT_ICFLAG_RESERVED; - } else if (rc == MPT_SCANDV_SENSE) { - /* Wait if coming ready - */ - u8 skey = hd->pLocal->sense[2] & 0x0F; - u8 asc = hd->pLocal->sense[12]; - u8 ascq = hd->pLocal->sense[13]; - ddvprintk((MYIOC_s_INFO_FMT - "DV: Reserve Failed: ", ioc->name)); - ddvprintk(("SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", - skey, asc, ascq)); - - if ((skey == NOT_READY) && (asc == 0x04)&& - (ascq == 0x01)) { - /* wait then repeat */ - mdelay (2000); - notDone++; - } else { - ddvprintk((MYIOC_s_INFO_FMT - "DV: Reserved Failed.", ioc->name)); - goto target_done; - } - } else { - ddvprintk((MYIOC_s_INFO_FMT "DV: Reserved Failed.", - ioc->name)); - goto target_done; - } - } - } - - mptscsih_fillbuf(pbuf1, sz, patt, 1); - iocmd.cmd = WRITE_BUFFER; - iocmd.data_dma = buf1_dma; - iocmd.data = pbuf1; - iocmd.size = sz; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) - ; /* Issue read buffer */ - else if (rc == MPT_SCANDV_DID_RESET) { - /* If using echo buffers, reset to data buffers. - * Else do Fallback and restart - * this test (re-issue reserve - * because of bus reset). - */ - if ((iocmd.flags & MPT_ICFLAG_ECHO) && (dataBufSize >= bufsize)) { - iocmd.flags &= ~MPT_ICFLAG_ECHO; - } else { - dv.cmd = MPT_FALLBACK; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - } - - iocmd.flags |= MPT_ICFLAG_DID_RESET; - patt = -1; - continue; - } else if (rc == MPT_SCANDV_SENSE) { - /* Restart data test if UA, else quit. - */ - u8 skey = hd->pLocal->sense[2] & 0x0F; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", ioc->name, skey, - hd->pLocal->sense[12], hd->pLocal->sense[13])); - if (skey == UNIT_ATTENTION) { - patt = -1; - continue; - } else if (skey == ILLEGAL_REQUEST) { - if (iocmd.flags & MPT_ICFLAG_ECHO) { - if (dataBufSize >= bufsize) { - iocmd.flags &= ~MPT_ICFLAG_ECHO; - patt = -1; - continue; - } - } - goto target_done; - } - else - goto target_done; - } else { - /* fatal error */ - goto target_done; - } - } - - iocmd.cmd = READ_BUFFER; - iocmd.data_dma = buf2_dma; - iocmd.data = pbuf2; - iocmd.size = sz; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - goto target_done; - else if (hd->pLocal == NULL) - goto target_done; - else { - rc = hd->pLocal->completion; - if (rc == MPT_SCANDV_GOOD) { - /* If buffers compare, - * go to next pattern, - * else, do a fallback and restart - * data transfer test. - */ - if (memcmp (pbuf1, pbuf2, sz) == 0) { - ; /* goto next pattern */ - } else { - /* Miscompare with Echo buffer, go to data buffer, - * if that buffer exists. - * Miscompare with Data buffer, check first 4 bytes, - * some devices return capacity. Exit in this case. - */ - if (iocmd.flags & MPT_ICFLAG_ECHO) { - if (dataBufSize >= bufsize) - iocmd.flags &= ~MPT_ICFLAG_ECHO; - else - goto target_done; - } else { - if (dataBufSize == (pbuf2[1]<<16 | pbuf2[2]<<8 | pbuf2[3])) { - /* Argh. Device returning wrong data. - * Quit DV for this device. - */ - goto target_done; - } - - /* Had an actual miscompare. Slow down.*/ - dv.cmd = MPT_FALLBACK; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - } - - patt = -1; - continue; - } - } else if (rc == MPT_SCANDV_DID_RESET) { - /* Do Fallback and restart - * this test (re-issue reserve - * because of bus reset). - */ - dv.cmd = MPT_FALLBACK; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - if (mpt_config(hd->ioc, &cfg) != 0) - goto target_done; - - if ((!dv.now.width) && (!dv.now.offset)) - goto target_done; - - iocmd.flags |= MPT_ICFLAG_DID_RESET; - patt = -1; - continue; - } else if (rc == MPT_SCANDV_SENSE) { - /* Restart data test if UA, else quit. - */ - u8 skey = hd->pLocal->sense[2] & 0x0F; - ddvprintk((MYIOC_s_INFO_FMT - "SenseKey:ASC:ASCQ = (%x:%02x:%02x)\n", ioc->name, skey, - hd->pLocal->sense[12], hd->pLocal->sense[13])); - if (skey == UNIT_ATTENTION) { - patt = -1; - continue; - } - else - goto target_done; - } else { - /* fatal error */ - goto target_done; - } - } - - } /* --- end of patt loop ---- */ - -target_done: - if (iocmd.flags & MPT_ICFLAG_RESERVED) { - iocmd.cmd = RELEASE; - iocmd.data_dma = -1; - iocmd.data = NULL; - iocmd.size = 0; - if (mptscsih_do_cmd(hd, &iocmd) < 0) - printk(MYIOC_s_INFO_FMT "DV: Release failed. id %d", - ioc->name, id); - else if (hd->pLocal) { - if (hd->pLocal->completion == MPT_SCANDV_GOOD) - iocmd.flags &= ~MPT_ICFLAG_RESERVED; - } else { - printk(MYIOC_s_INFO_FMT "DV: Release failed. id %d", - ioc->name, id); - } - } - - - /* Set if cfg1_dma_addr contents is valid - */ - if ((cfg.hdr != NULL) && (retcode == 0)){ - /* If disk, not U320, disable QAS - */ - if ((inq0 == 0) && (dv.now.factor > MPT_ULTRA320)) { - hd->ioc->spi_data.noQas = MPT_TARGET_NO_NEGO_QAS; - ddvprintk((MYIOC_s_NOTE_FMT - "noQas set due to id=%d has factor=%x\n", ioc->name, id, dv.now.factor)); - } - - dv.cmd = MPT_SAVE; - mptscsih_dv_parms(hd, &dv, (void *)pcfg1Data); - - /* Double writes to SDP1 can cause problems, - * skip save of the final negotiated settings to - * SCSI device page 1. - * - cfg.hdr = &header1; - cfg.physAddr = cfg1_dma_addr; - cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; - cfg.dir = 1; - mpt_config(hd->ioc, &cfg); - */ - } - - /* If this is a RAID Passthrough, enable internal IOs - */ - if (iocmd.flags & MPT_ICFLAG_PHYS_DISK) { - if (mptscsih_do_raid(hd, MPI_RAID_ACTION_ENABLE_PHYS_IO, &iocmd) < 0) - ddvprintk((MYIOC_s_ERR_FMT "RAID Enable FAILED!\n", ioc->name)); - } - - /* Done with the DV scan of the current target - */ - if (pDvBuf) - pci_free_consistent(ioc->pcidev, dv_alloc, pDvBuf, dvbuf_dma); - - ddvtprintk((MYIOC_s_INFO_FMT "DV Done id=%d\n", - ioc->name, id)); - - return retcode; -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_dv_parms - perform a variety of operations on the - * parameters used for negotiation. - * @hd: Pointer to a SCSI host. - * @dv: Pointer to a structure that contains the maximum and current - * negotiated parameters. - */ -static void -mptscsih_dv_parms(MPT_SCSI_HOST *hd, DVPARAMETERS *dv,void *pPage) -{ - VirtDevice *pTarget; - SCSIDevicePage0_t *pPage0; - SCSIDevicePage1_t *pPage1; - int val = 0, data, configuration; - u8 width = 0; - u8 offset = 0; - u8 factor = 0; - u8 negoFlags = 0; - u8 cmd = dv->cmd; - u8 id = dv->id; - - switch (cmd) { - case MPT_GET_NVRAM_VALS: - ddvprintk((MYIOC_s_NOTE_FMT "Getting NVRAM: ", - hd->ioc->name)); - /* Get the NVRAM values and save in tmax - * If not an LVD bus, the adapter minSyncFactor has been - * already throttled back. - */ - if ((hd->Targets)&&((pTarget = hd->Targets[(int)id]) != NULL) && !pTarget->raidVolume) { - width = pTarget->maxWidth; - offset = pTarget->maxOffset; - factor = pTarget->minSyncFactor; - negoFlags = pTarget->negoFlags; - } else { - if (hd->ioc->spi_data.nvram && (hd->ioc->spi_data.nvram[id] != MPT_HOST_NVRAM_INVALID)) { - data = hd->ioc->spi_data.nvram[id]; - width = data & MPT_NVRAM_WIDE_DISABLE ? 0 : 1; - if ((offset = hd->ioc->spi_data.maxSyncOffset) == 0) - factor = MPT_ASYNC; - else { - factor = (data & MPT_NVRAM_SYNC_MASK) >> MPT_NVRAM_SYNC_SHIFT; - if ((factor == 0) || (factor == MPT_ASYNC)){ - factor = MPT_ASYNC; - offset = 0; - } - } - } else { - width = MPT_NARROW; - offset = 0; - factor = MPT_ASYNC; - } - - /* Set the negotiation flags */ - negoFlags = hd->ioc->spi_data.noQas; - if (!width) - negoFlags |= MPT_TARGET_NO_NEGO_WIDE; - - if (!offset) - negoFlags |= MPT_TARGET_NO_NEGO_SYNC; - } - - /* limit by adapter capabilities */ - width = min(width, hd->ioc->spi_data.maxBusWidth); - offset = min(offset, hd->ioc->spi_data.maxSyncOffset); - factor = max(factor, hd->ioc->spi_data.minSyncFactor); - - /* Check Consistency */ - if (offset && (factor < MPT_ULTRA2) && !width) - factor = MPT_ULTRA2; - - dv->max.width = width; - dv->max.offset = offset; - dv->max.factor = factor; - dv->max.flags = negoFlags; - ddvprintk((" id=%d width=%d factor=%x offset=%x flags=%x\n", - id, width, factor, offset, negoFlags)); - break; - - case MPT_UPDATE_MAX: - ddvprintk((MYIOC_s_NOTE_FMT - "Updating with SDP0 Data: ", hd->ioc->name)); - /* Update tmax values with those from Device Page 0.*/ - pPage0 = (SCSIDevicePage0_t *) pPage; - if (pPage0) { - val = cpu_to_le32(pPage0->NegotiatedParameters); - dv->max.width = val & MPI_SCSIDEVPAGE0_NP_WIDE ? 1 : 0; - dv->max.offset = (val&MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK) >> 16; - dv->max.factor = (val&MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK) >> 8; - } - - dv->now.width = dv->max.width; - dv->now.offset = dv->max.offset; - dv->now.factor = dv->max.factor; - ddvprintk(("id=%d width=%d factor=%x offset=%x flags=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags)); - break; - - case MPT_SET_MAX: - ddvprintk((MYIOC_s_NOTE_FMT "Setting Max: ", - hd->ioc->name)); - /* Set current to the max values. Update the config page.*/ - dv->now.width = dv->max.width; - dv->now.offset = dv->max.offset; - dv->now.factor = dv->max.factor; - dv->now.flags = dv->max.flags; - - pPage1 = (SCSIDevicePage1_t *)pPage; - if (pPage1) { - mptscsih_setDevicePage1Flags (dv->now.width, dv->now.factor, - dv->now.offset, &val, &configuration, dv->now.flags); - dnegoprintk(("Setting Max: id=%d width=%d factor=%x offset=%x negoFlags=%x request=%x config=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags, val, configuration)); - pPage1->RequestedParameters = le32_to_cpu(val); - pPage1->Reserved = 0; - pPage1->Configuration = le32_to_cpu(configuration); - } - - ddvprintk(("id=%d width=%d factor=%x offset=%x flags=%x request=%x configuration=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags, val, configuration)); - break; - - case MPT_SET_MIN: - ddvprintk((MYIOC_s_NOTE_FMT "Setting Min: ", - hd->ioc->name)); - /* Set page to asynchronous and narrow - * Do not update now, breaks fallback routine. */ - width = MPT_NARROW; - offset = 0; - factor = MPT_ASYNC; - negoFlags = dv->max.flags; - - pPage1 = (SCSIDevicePage1_t *)pPage; - if (pPage1) { - mptscsih_setDevicePage1Flags (width, factor, - offset, &val, &configuration, negoFlags); - dnegoprintk(("Setting Min: id=%d width=%d factor=%x offset=%x negoFlags=%x request=%x config=%x\n", - id, width, factor, offset, negoFlags, val, configuration)); - pPage1->RequestedParameters = le32_to_cpu(val); - pPage1->Reserved = 0; - pPage1->Configuration = le32_to_cpu(configuration); - } - ddvprintk(("id=%d width=%d factor=%x offset=%x request=%x config=%x negoFlags=%x\n", - id, width, factor, offset, val, configuration, negoFlags)); - break; - - case MPT_FALLBACK: - ddvprintk((MYIOC_s_NOTE_FMT - "Fallback: Start: offset %d, factor %x, width %d \n", - hd->ioc->name, dv->now.offset, - dv->now.factor, dv->now.width)); - width = dv->now.width; - offset = dv->now.offset; - factor = dv->now.factor; - if ((offset) && (dv->max.width)) { - if (factor < MPT_ULTRA160) - factor = MPT_ULTRA160; - else if (factor < MPT_ULTRA2) { - factor = MPT_ULTRA2; - width = MPT_WIDE; - } else if ((factor == MPT_ULTRA2) && width) { - factor = MPT_ULTRA2; - width = MPT_NARROW; - } else if (factor < MPT_ULTRA) { - factor = MPT_ULTRA; - width = MPT_WIDE; - } else if ((factor == MPT_ULTRA) && width) { - width = MPT_NARROW; - } else if (factor < MPT_FAST) { - factor = MPT_FAST; - width = MPT_WIDE; - } else if ((factor == MPT_FAST) && width) { - factor = MPT_FAST; - width = MPT_NARROW; - } else if (factor < MPT_SCSI) { - factor = MPT_SCSI; - width = MPT_WIDE; - } else if ((factor == MPT_SCSI) && width) { - factor = MPT_SCSI; - width = MPT_NARROW; - } else { - factor = MPT_ASYNC; - offset = 0; - } - - } else if (offset) { - width = MPT_NARROW; - if (factor < MPT_ULTRA) - factor = MPT_ULTRA; - else if (factor < MPT_FAST) - factor = MPT_FAST; - else if (factor < MPT_SCSI) - factor = MPT_SCSI; - else { - factor = MPT_ASYNC; - offset = 0; - } - - } else { - width = MPT_NARROW; - factor = MPT_ASYNC; - } - dv->max.flags |= MPT_TARGET_NO_NEGO_QAS; - dv->max.flags &= ~MPT_TAPE_NEGO_IDP; - - dv->now.width = width; - dv->now.offset = offset; - dv->now.factor = factor; - dv->now.flags = dv->max.flags; - - pPage1 = (SCSIDevicePage1_t *)pPage; - if (pPage1) { - mptscsih_setDevicePage1Flags (width, factor, offset, &val, - &configuration, dv->now.flags); - dnegoprintk(("Finish: id=%d width=%d offset=%d factor=%x flags=%x request=%x config=%x\n", - id, width, offset, factor, dv->now.flags, val, configuration)); - - pPage1->RequestedParameters = le32_to_cpu(val); - pPage1->Reserved = 0; - pPage1->Configuration = le32_to_cpu(configuration); - } - - ddvprintk(("Finish: id=%d offset=%d factor=%x width=%d request=%x config=%x\n", - id, dv->now.offset, dv->now.factor, dv->now.width, val, configuration)); - break; - - case MPT_SAVE: - ddvprintk((MYIOC_s_NOTE_FMT - "Saving to Target structure: ", hd->ioc->name)); - ddvprintk(("id=%d width=%x factor=%x offset=%d flags=%x\n", - id, dv->now.width, dv->now.factor, dv->now.offset, dv->now.flags)); - - /* Save these values to target structures - * or overwrite nvram (phys disks only). - */ - - if ((hd->Targets)&&((pTarget = hd->Targets[(int)id]) != NULL) && !pTarget->raidVolume ) { - pTarget->maxWidth = dv->now.width; - pTarget->maxOffset = dv->now.offset; - pTarget->minSyncFactor = dv->now.factor; - pTarget->negoFlags = dv->now.flags; - } else { - /* Preserv all flags, use - * read-modify-write algorithm - */ - if (hd->ioc->spi_data.nvram) { - data = hd->ioc->spi_data.nvram[id]; - - if (dv->now.width) - data &= ~MPT_NVRAM_WIDE_DISABLE; - else - data |= MPT_NVRAM_WIDE_DISABLE; - - if (!dv->now.offset) - factor = MPT_ASYNC; - - data &= ~MPT_NVRAM_SYNC_MASK; - data |= (dv->now.factor << MPT_NVRAM_SYNC_SHIFT) & MPT_NVRAM_SYNC_MASK; - - hd->ioc->spi_data.nvram[id] = data; - } - } - break; - } -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* mptscsih_fillbuf - fill a buffer with a special data pattern - * cleanup. For bus scan only. - * - * @buffer: Pointer to data buffer to be filled. - * @size: Number of bytes to fill - * @index: Pattern index - * @width: bus width, 0 (8 bits) or 1 (16 bits) - */ -static void -mptscsih_fillbuf(char *buffer, int size, int index, int width) -{ - char *ptr = buffer; - int ii; - char byte; - short val; - - switch (index) { - case 0: - - if (width) { - /* Pattern: 0000 FFFF 0000 FFFF - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x02) - *ptr = 0xFF; - else - *ptr = 0x00; - } - } else { - /* Pattern: 00 FF 00 FF - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x01) - *ptr = 0xFF; - else - *ptr = 0x00; - } - } - break; - - case 1: - if (width) { - /* Pattern: 5555 AAAA 5555 AAAA 5555 - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x02) - *ptr = 0xAA; - else - *ptr = 0x55; - } - } else { - /* Pattern: 55 AA 55 AA 55 - */ - for (ii=0; ii < size; ii++, ptr++) { - if (ii & 0x01) - *ptr = 0xAA; - else - *ptr = 0x55; - } - } - break; - - case 2: - /* Pattern: 00 01 02 03 04 05 - * ... FE FF 00 01.. - */ - for (ii=0; ii < size; ii++, ptr++) - *ptr = (char) ii; - break; - - case 3: - if (width) { - /* Wide Pattern: FFFE 0001 FFFD 0002 - * ... 4000 DFFF 8000 EFFF - */ - byte = 0; - for (ii=0; ii < size/2; ii++) { - /* Create the base pattern - */ - val = (1 << byte); - /* every 64 (0x40) bytes flip the pattern - * since we fill 2 bytes / iteration, - * test for ii = 0x20 - */ - if (ii & 0x20) - val = ~(val); - - if (ii & 0x01) { - *ptr = (char)( (val & 0xFF00) >> 8); - ptr++; - *ptr = (char)(val & 0xFF); - byte++; - byte &= 0x0F; - } else { - val = ~val; - *ptr = (char)( (val & 0xFF00) >> 8); - ptr++; - *ptr = (char)(val & 0xFF); - } - - ptr++; - } - } else { - /* Narrow Pattern: FE 01 FD 02 FB 04 - * .. 7F 80 01 FE 02 FD ... 80 7F - */ - byte = 0; - for (ii=0; ii < size; ii++, ptr++) { - /* Base pattern - first 32 bytes - */ - if (ii & 0x01) { - *ptr = (1 << byte); - byte++; - byte &= 0x07; - } else { - *ptr = (char) (~(1 << byte)); - } - - /* Flip the pattern every 32 bytes - */ - if (ii & 0x20) - *ptr = ~(*ptr); - } - } - break; - } -} -#endif /* ~MPTSCSIH_ENABLE_DOMAIN_VALIDATION */ - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ - -module_init(mptscsih_init); -module_exit(mptscsih_exit);