X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmessage%2Ffusion%2Fmptscsih.c;h=4fee6befc93d0e900fa66fae4e837ef8ac054b51;hb=987b0145d94eecf292d8b301228356f44611ab7c;hp=84fa271eb8f47fd93cf869841055f5e6e037abd9;hpb=f7ed79d23a47594e7834d66a8f14449796d4f3e6;p=linux-2.6.git diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 84fa271eb..4fee6befc 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -114,6 +114,21 @@ 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... */ @@ -134,12 +149,28 @@ static int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 tar 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, VirtTarget *vtarget, struct scsi_device *sdev); -static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev); +static void mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, u8 lun, char *data, int dlen); +static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, char byte56); +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, struct scsi_cmnd *sc); +static int mptscsih_writeSDP1(MPT_SCSI_HOST *hd, int portnum, int target, int flags); static int mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus); 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 void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice); +static void mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtDevice *vdevice); +static int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id); + +#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 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); +static void mptscsih_set_dvflags_raid(MPT_SCSI_HOST *hd, int id); +static void mptscsih_set_dvflags(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc); +#endif void mptscsih_remove(struct pci_dev *); void mptscsih_shutdown(struct pci_dev *); @@ -150,6 +181,16 @@ int mptscsih_resume(struct pci_dev *pdev); #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 dvTaskQ_task; +#endif + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mptscsih_add_sge - Place a simple SGE at address pAddr. @@ -632,11 +673,7 @@ 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! */ - if (ioc->bus_type != FC) - sc->result = DID_NO_CONNECT << 16; - /* else fibre, just stall until rescan event */ - else - sc->result = DID_REQUEUE << 16; + sc->result = DID_NO_CONNECT << 16; if (hd->sel_timeout[pScsiReq->TargetID] < 0xFFFF) hd->sel_timeout[pScsiReq->TargetID]++; @@ -650,6 +687,9 @@ 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 == SPI) + mptscsih_no_negotiate(hd, sc); break; case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */ @@ -881,7 +921,7 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice) struct scsi_cmnd *sc; dsprintk((KERN_INFO MYNAM ": search_running target %d lun %d max %d\n", - vdevice->vtarget->target_id, vdevice->lun, max)); + vdevice->target_id, vdevice->lun, max)); for (ii=0; ii < max; ii++) { if ((sc = hd->ScsiLookup[ii]) != NULL) { @@ -891,7 +931,7 @@ mptscsih_search_running_cmds(MPT_SCSI_HOST *hd, VirtDevice *vdevice) 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)vdevice->vtarget->target_id)) || (mf->LUN[1] != ((u8) vdevice->lun))) + if ((mf->TargetID != ((u8)vdevice->target_id)) || (mf->LUN[1] != ((u8) vdevice->lun))) continue; /* Cleanup @@ -965,6 +1005,10 @@ mptscsih_remove(struct pci_dev *pdev) MPT_ADAPTER *ioc = pci_get_drvdata(pdev); struct Scsi_Host *host = ioc->sh; MPT_SCSI_HOST *hd; +#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION + int count; + unsigned long flags; +#endif int sz1; if(!host) { @@ -977,6 +1021,25 @@ mptscsih_remove(struct pci_dev *pdev) if((hd = (MPT_SCSI_HOST *)host->hostdata) == NULL) return; +#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) + schedule_timeout_interruptible(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 + mptscsih_shutdown(pdev); sz1=0; @@ -1064,6 +1127,21 @@ 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(&dvTaskQ_task, + mptscsih_domainValidation, (void *) hd); + schedule_work(&dvTaskQ_task); + } else { + spin_unlock_irqrestore(&dvtaskQ_lock, lflags); + } + } +#endif return 0; } @@ -1239,14 +1317,6 @@ 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... */ @@ -1290,13 +1360,10 @@ mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) /* Use the above information to set up the message frame */ - pScsiReq->TargetID = (u8) vdev->vtarget->target_id; - pScsiReq->Bus = vdev->vtarget->bus_id; + pScsiReq->TargetID = (u8) vdev->target_id; + pScsiReq->Bus = vdev->bus_id; pScsiReq->ChainOffset = 0; - 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->Function = MPI_FUNCTION_SCSI_IO_REQUEST; pScsiReq->CDBLength = SCpnt->cmd_len; pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE; pScsiReq->Reserved = 0; @@ -1344,6 +1411,49 @@ 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 == SPI) { + int dvStatus = hd->ioc->spi_data.dvStatus[vdev->target_id]; + 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(&dvTaskQ_task, mptscsih_domainValidation, (void *) hd); + + schedule_work(&dvTaskQ_task); + } 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, SCpnt); + + if (!issueCmd) + goto fail; + } + } +#endif + 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)); @@ -1649,6 +1759,7 @@ int mptscsih_abort(struct scsi_cmnd * SCpnt) { MPT_SCSI_HOST *hd; + MPT_ADAPTER *ioc; MPT_FRAME_HDR *mf; u32 ctx2abort; int scpnt_idx; @@ -1666,6 +1777,14 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) return FAILED; } + ioc = hd->ioc; + if (hd->resetPending) { + return FAILED; + } + + if (hd->timeouts < -1) + hd->timeouts++; + /* Find this command */ if ((scpnt_idx = SCPNT_TO_LOOKUP_IDX(SCpnt)) < 0) { @@ -1679,13 +1798,6 @@ mptscsih_abort(struct scsi_cmnd * 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); @@ -1704,8 +1816,8 @@ mptscsih_abort(struct scsi_cmnd * SCpnt) 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)); + vdev->bus_id, vdev->target_id, vdev->lun, + ctx2abort, mptscsih_get_tm_timeout(ioc)); printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n", hd->ioc->name, @@ -1755,7 +1867,7 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt) vdev = SCpnt->device->hostdata; retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET, - vdev->vtarget->bus_id, vdev->vtarget->target_id, + vdev->bus_id, vdev->target_id, 0, 0, mptscsih_get_tm_timeout(hd->ioc)); printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n", @@ -1806,7 +1918,7 @@ mptscsih_bus_reset(struct scsi_cmnd * SCpnt) 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)); + vdev->bus_id, 0, 0, 0, mptscsih_get_tm_timeout(hd->ioc)); printk (KERN_WARNING MYNAM ": %s: bus reset: %s (sc=%p)\n", hd->ioc->name, @@ -2106,42 +2218,6 @@ 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 @@ -2157,7 +2233,6 @@ mptscsih_target_alloc(struct scsi_target *starget) if (!vtarget) return -ENOMEM; starget->hostdata = vtarget; - vtarget->starget = starget; return 0; } @@ -2183,12 +2258,14 @@ mptscsih_slave_alloc(struct scsi_device *sdev) return -ENOMEM; } + vdev->ioc_id = hd->ioc->id; + vdev->target_id = sdev->id; + vdev->bus_id = sdev->channel; vdev->lun = sdev->lun; sdev->hostdata = vdev; starget = scsi_target(sdev); vtarget = starget->hostdata; - vdev->vtarget = vtarget; if (vtarget->num_luns == 0) { @@ -2197,11 +2274,14 @@ mptscsih_slave_alloc(struct scsi_device *sdev) 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 + if (hd->ioc->bus_type == SPI) { + if (hd->ioc->raid_data.isRaid & (1 << sdev->id)) { + vtarget->raidVolume = 1; + ddvtprintk((KERN_INFO "RAID Volume @ id %d\n", sdev->id)); + } + } else { + vtarget->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; } } vtarget->num_luns++; @@ -2241,6 +2321,19 @@ mptscsih_slave_destroy(struct scsi_device *sdev) vtarget->luns[0] &= ~(1 << vdevice->lun); vtarget->num_luns--; if (vtarget->num_luns == 0) { + mptscsih_negotiate_to_asyn_narrow(hd, vdevice); + if (hd->ioc->bus_type == SPI) { + if (mptscsih_is_phys_disk(hd->ioc, vtarget->target_id)) { + hd->ioc->spi_data.forceDv |= MPT_SCSICFG_RELOAD_IOC_PG3; + } else { + hd->ioc->spi_data.dvStatus[vtarget->target_id] = + MPT_SCSICFG_NEGOTIATE; + if (!hd->negoNvram) { + hd->ioc->spi_data.dvStatus[vtarget->target_id] |= + MPT_SCSICFG_DV_NOT_DONE; + } + } + } hd->Targets[sdev->id] = NULL; } mptscsih_synchronize_cache(hd, vdevice); @@ -2269,13 +2362,18 @@ mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth) vtarget = starget->hostdata; if (hd->ioc->bus_type == SPI) { - if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) + if (vtarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY) { + if (!(vtarget->tflags & MPT_TARGET_FLAGS_Q_YES)) + max_depth = 1; + else if (((vtarget->inq_data[0] & 0x1f) == 0x00) && + (vtarget->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 */ 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; @@ -2329,7 +2427,8 @@ mptscsih_slave_configure(struct scsi_device *sdev) 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_initTarget(hd, vtarget, sdev->lun, sdev->inquiry, + sdev->inquiry_len ); mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH); dsprintk((MYIOC_s_INFO_FMT @@ -2498,6 +2597,10 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) /* 4. Renegotiate to all devices, if SPI */ + if (ioc->bus_type == SPI) { + 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 */ @@ -2521,17 +2624,24 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase) hd->cmdPtr = NULL; } + /* 7. SPI: Set flag to force DV and re-read IOC Page 3 + */ + if (ioc->bus_type == SPI) { + ioc->spi_data.forceDv = MPT_SCSICFG_NEED_DV | MPT_SCSICFG_RELOAD_IOC_PG3; + ddvtprintk(("Set reload IOC Pg3 Flag\n")); + } + /* 7. FC: Rescan for blocked rports which might have returned. */ - if (ioc->bus_type == FC) { + else if (ioc->bus_type == FC) { + int work_count; + unsigned long flags; + 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); - } - } + work_count = ++ioc->fc_rescan_work_count; spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); + if (work_count == 1) + schedule_work(&ioc->fc_rescan_work); } dtmprintk((MYIOC_s_WARN_FMT "Post-Reset complete.\n", ioc->name)); @@ -2546,9 +2656,10 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) { MPT_SCSI_HOST *hd; u8 event = le32_to_cpu(pEvReply->Event) & 0xFF; + int work_count; unsigned long flags; - devtverboseprintk((MYIOC_s_INFO_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n", + devtprintk((MYIOC_s_INFO_FMT "MPT event (=%02Xh) routed to SCSI host driver!\n", ioc->name, event)); if (ioc->sh == NULL || @@ -2570,13 +2681,10 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) 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); - } - } + work_count = ++ioc->fc_rescan_work_count; spin_unlock_irqrestore(&ioc->fc_rescan_work_lock, flags); + if (work_count == 1) + schedule_work(&ioc->fc_rescan_work); break; /* @@ -2591,7 +2699,18 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) break; case MPI_EVENT_INTEGRATED_RAID: /* 0B */ + { +#ifdef MPTSCSIH_ENABLE_DOMAIN_VALIDATION + pMpiEventDataRaid_t pRaidEventData = + (pMpiEventDataRaid_t) pEvReply->Data; + /* Domain Validation Needed */ + if (ioc->bus_type == SPI && + pRaidEventData->ReasonCode == + MPI_EVENT_RAID_RC_DOMAIN_VAL_NEEDED) + mptscsih_set_dvflags_raid(hd, pRaidEventData->PhysDiskNum); +#endif break; + } case MPI_EVENT_NONE: /* 00 */ case MPI_EVENT_LOG_DATA: /* 01 */ @@ -2610,7 +2729,9 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) * mptscsih_initTarget - Target, LUN alloc/free functionality. * @hd: Pointer to MPT_SCSI_HOST structure * @vtarget: per target private data - * @sdev: SCSI device + * @lun: SCSI LUN id + * @data: Pointer to data + * @dlen: Number of INQUIRY bytes * * NOTE: It's only SAFE to call this routine if data points to * sane & valid STANDARD INQUIRY data! @@ -2620,46 +2741,98 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) * */ static void -mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, - struct scsi_device *sdev) +mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, u8 lun, char *data, int dlen) { + SpiCfgData *pSpi; + char data_56; + int inq_len; + dinitprintk((MYIOC_s_INFO_FMT "initTarget bus=%d id=%d lun=%d hd=%p\n", 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 (hd->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 (sdev->inq_periph_qual != 0) + if (data[0] & 0xe0) return; if (vtarget == NULL) return; - vtarget->type = sdev->type; + if (data) + vtarget->type = data[0]; if (hd->ioc->bus_type != SPI) return; - if ((sdev->type == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) { + if ((data[0] == 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) && + }else if ((data[0] == 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' ) { + if ( dlen > 49 ) { + vtarget->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; + if ( data[44] == 'S' && + data[45] == 'A' && + data[46] == 'F' && + data[47] == '-' && + data[48] == 'T' && + data[49] == 'E' ) { vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED; mptscsih_writeIOCPage4(hd, vtarget->target_id, vtarget->bus_id); } } } - mptscsih_setTargetNegoParms(hd, vtarget, sdev); + if (!(vtarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY)) { + inq_len = dlen < 8 ? dlen : 8; + memcpy (vtarget->inq_data, data, inq_len); + /* 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[vtarget->target_id] & MPT_SCSICFG_DV_NOT_DONE) + pSpi->dvStatus[vtarget->target_id] |= MPT_SCSICFG_NEED_DV; + } + vtarget->tflags |= MPT_TARGET_FLAGS_VALID_INQUIRY; + + data_56 = 0x0F; /* Default to full capabilities if Inq data length is < 57 */ + if (dlen > 56) { + if ( (!(vtarget->tflags & MPT_TARGET_FLAGS_VALID_56))) { + /* Update the target capabilities + */ + data_56 = data[56]; + vtarget->tflags |= MPT_TARGET_FLAGS_VALID_56; + } + } + mptscsih_setTargetNegoParms(hd, vtarget, 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 ( (!(vtarget->tflags & MPT_TARGET_FLAGS_VALID_56))) { + /* Update the target capabilities + */ + data_56 = data[56]; + vtarget->tflags |= MPT_TARGET_FLAGS_VALID_56; + mptscsih_setTargetNegoParms(hd, vtarget, data_56); + } + } + } } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -2669,51 +2842,66 @@ mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, * */ static void -mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, - struct scsi_device *sdev) +mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, char byte56) { SpiCfgData *pspi_data = &hd->ioc->spi_data; int id = (int) target->target_id; int nvram; + VirtTarget *vtarget; + int ii; u8 width = MPT_NARROW; u8 factor = MPT_ASYNC; u8 offset = 0; - u8 nfactor; + u8 version, nfactor; u8 noQas = 1; target->negoFlags = pspi_data->noQas; - /* noQas == 0 => device supports QAS. */ + /* 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. + */ - if (sdev->scsi_level < SCSI_2) { + /* Set flags based on Inquiry data + */ + version = target->inq_data[2] & 0x07; + if (version < 2) { width = 0; factor = MPT_ULTRA2; offset = pspi_data->maxSyncOffset; target->tflags &= ~MPT_TARGET_FLAGS_Q_YES; } else { - if (scsi_device_wide(sdev)) { + if (target->inq_data[7] & 0x20) { width = 1; } - if (scsi_device_sync(sdev)) { + if (target->inq_data[7] & 0x10) { factor = pspi_data->minSyncFactor; - if (!scsi_device_dt(sdev)) + if (target->tflags & MPT_TARGET_FLAGS_VALID_56) { + /* bits 2 & 3 show Clocking support */ + if ((byte56 & 0x0C) == 0) factor = MPT_ULTRA2; - else { - if (!scsi_device_ius(sdev) && - !scsi_device_qas(sdev)) - factor = MPT_ULTRA160; else { - 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 ((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; + } } - 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 @@ -2731,7 +2919,7 @@ mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, } } - if (!sdev->tagged_supported) { + if ( (target->inq_data[7] & 0x02) == 0) { target->tflags &= ~MPT_TARGET_FLAGS_Q_YES; } @@ -2789,23 +2977,305 @@ mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target, if ( factor > MPT_ULTRA320 ) noQas = 0; - 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 - */ + /* 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 ( (vtarget = hd->Targets[ii]) ) { + vtarget->negoFlags |= MPT_TARGET_NO_NEGO_QAS; + mptscsih_writeSDP1(hd, 0, ii, vtarget->negoFlags); + } + } + } + } - ddvtprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id)); + /* 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; } } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* + * If no Target, bus reset on 1st I/O. Set the flag to + * prevent any future negotiations to this device. + */ +static void +mptscsih_no_negotiate(MPT_SCSI_HOST *hd, struct scsi_cmnd *sc) +{ + VirtDevice *vdev; + + if ((vdev = sc->device->hostdata) != NULL) + hd->ioc->spi_data.dvStatus[vdev->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; + VirtTarget *vtarget=NULL; + 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 && (vtarget = hd->Targets[id]) && !vtarget->raidVolume) { + width = vtarget->maxWidth; + factor = vtarget->minSyncFactor; + offset = vtarget->maxOffset; + negoFlags = vtarget->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(ioc->DoneCtx, ioc)) == NULL) { + dfailprintk((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(ioc->DoneCtx, ioc, mf); + } + + return 0; +} /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* mptscsih_writeIOCPage4 - write IOC Page 4 @@ -2995,7 +3465,6 @@ mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) 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; @@ -3109,6 +3578,78 @@ 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(hd->ioc->InternalCtx, 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 */ + hd->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(hd->ioc->InternalCtx, hd->ioc, mf); + wait_event(hd->scandv_waitq, hd->scandv_wait_done); + + if ((hd->pLocal == NULL) || (hd->pLocal->completion != MPT_SCANDV_GOOD)) + return -1; + + return 0; +} +#endif /* ~MPTSCSIH_ENABLE_DOMAIN_VALIDATION */ /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** @@ -3362,17 +3903,104 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** - * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks. + * mptscsih_negotiate_to_asyn_narrow - Restore devices to default state * @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. * */ static void -mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) +mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtDevice *vdevice) +{ + VirtTarget *vtarget = vdevice->vtarget; + MPT_ADAPTER *ioc= hd->ioc; + SCSIDevicePage1_t *pcfg1Data; + CONFIGPARMS cfg; + dma_addr_t cfg1_dma_addr; + ConfigPageHeader_t header; + int id; + int requested, configuration, data,i; + u8 flags, factor; + + if ((ioc->bus_type != SPI) || + (!vdevice->configured_lun)) + return; + + if (!ioc->spi_data.sdp1length) + return; + + pcfg1Data = (SCSIDevicePage1_t *)pci_alloc_consistent(ioc->pcidev, + ioc->spi_data.sdp1length * 4, &cfg1_dma_addr); + + if (pcfg1Data == NULL) + return; + + header.PageVersion = ioc->spi_data.sdp1version; + header.PageLength = ioc->spi_data.sdp1length; + header.PageNumber = 1; + header.PageType = MPI_CONFIG_PAGETYPE_SCSI_DEVICE; + cfg.cfghdr.hdr = &header; + cfg.physAddr = cfg1_dma_addr; + cfg.action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; + cfg.dir = 1; + cfg.timeout = 0; + + if (vtarget->raidVolume && ioc->raid_data.pIocPg3) { + for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) { + id = ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID; + 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; + } + mptscsih_setDevicePage1Flags(0, MPT_ASYNC, 0, &requested, + &configuration, flags); + dnegoprintk(("nego asyn narrow: id=%d width=0 factor=MPT_ASYNC " + "offset=0 negoFlags=%x request=%x config=%x\n", + id, flags, requested, configuration)); + pcfg1Data->RequestedParameters = cpu_to_le32(requested); + pcfg1Data->Reserved = 0; + pcfg1Data->Configuration = cpu_to_le32(configuration); + cfg.pageAddr = (vtarget->bus_id<<8) | id; + mpt_config(hd->ioc, &cfg); + } + } else { + flags = vtarget->negoFlags; + mptscsih_setDevicePage1Flags(0, MPT_ASYNC, 0, &requested, + &configuration, flags); + dnegoprintk(("nego asyn narrow: id=%d width=0 factor=MPT_ASYNC " + "offset=0 negoFlags=%x request=%x config=%x\n", + vtarget->target_id, flags, requested, configuration)); + pcfg1Data->RequestedParameters = cpu_to_le32(requested); + pcfg1Data->Reserved = 0; + pcfg1Data->Configuration = cpu_to_le32(configuration); + cfg.pageAddr = (vtarget->bus_id<<8) | vtarget->target_id; + mpt_config(hd->ioc, &cfg); + } + + if (pcfg1Data) + pci_free_consistent(ioc->pcidev, header.PageLength * 4, pcfg1Data, cfg1_dma_addr); +} + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/** + * mptscsih_synchronize_cache - Send SYNCHRONIZE_CACHE to all disks. + * @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. + * + */ +static void +mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) { INTERNAL_CMD iocmd; @@ -3386,15 +4014,1637 @@ mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice) 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.bus = vdevice->bus_id; + iocmd.id = vdevice->target_id; iocmd.lun = (u8)vdevice->lun; - if ((vdevice->vtarget->type == TYPE_DISK) && + if ((vdevice->vtarget->type & TYPE_DISK) && (vdevice->configured_lun)) mptscsih_do_cmd(hd, &iocmd); } +/* Search IOC page 3 to determine if this is hidden physical disk + */ +static 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; +} + +#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 SPI adapters */ + if (ioc->bus_type != SPI) + 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->raid_data.pIocPg3) { + Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + int numPDisk = ioc->raid_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->raid_data.isRaid & (1 << ii)) { + hd->ioc->spi_data.dvStatus[ii] |= MPT_SCSICFG_DV_PENDING; + } + } + } + + if(mpt_alt_ioc_wait(hd->ioc)!=0) { + ddvprintk((MYIOC_s_WARN_FMT "alt_ioc busy!\n", + hd->ioc->name)); + continue; + } + + 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); + } + + spin_lock(&hd->ioc->initializing_hba_lock); + hd->ioc->initializing_hba_lock_flag=0; + spin_unlock(&hd->ioc->initializing_hba_lock); + + if (isPhysDisk) { + for (ii=0; ii < MPT_MAX_SCSI_DEVICES; ii++) { + if (hd->ioc->raid_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; +} + +/* Write SDP1 if no QAS has been enabled + */ +static void +mptscsih_qas_check(MPT_SCSI_HOST *hd, int id) +{ + VirtTarget *vtarget; + 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; + + vtarget = hd->Targets[ii]; + + if ((vtarget != NULL) && (!vtarget->raidVolume)) { + if ((vtarget->negoFlags & hd->ioc->spi_data.noQas) == 0) { + vtarget->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; +} + + + +#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 + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/** + * 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; + VirtTarget *vtarget; + 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; + + vtarget = hd->Targets[id]; + + /* Use tagged commands if possible. + */ + if (vtarget) { + if (vtarget->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.cfghdr.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.cfghdr.hdr to force config page write + */ + { + SpiCfgData *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.cfghdr.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->raid_data.pIocPg3) { + /* Search IOC page 3 for matching id + */ + Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + int numPDisk = ioc->raid_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->raid_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.cfghdr.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) && vtarget && !vtarget->raidVolume) { + sz = 0x40; + iocmd.size = sz; + } + + /* Another GEM workaround. Check peripheral device type, + * if PROCESSOR, quit DV. + */ + if (inq0 == TYPE_PROCESSOR) { + mptscsih_initTarget(hd, + vtarget, + 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 ((vtarget->maxWidth == 1) && (vtarget->maxOffset) && (nfactor < 0x0A) + && (vtarget->minSyncFactor > 0x09)) { + if ((pbuf1[56] & 0x04) == 0) + ; + else if ((pbuf1[56] & 0x01) == 1) { + vtarget->minSyncFactor = + nfactor > MPT_ULTRA320 ? nfactor : MPT_ULTRA320; + } else { + vtarget->minSyncFactor = + nfactor > MPT_ULTRA160 ? nfactor : MPT_ULTRA160; + } + + dv.max.factor = vtarget->minSyncFactor; + + if ((pbuf1[56] & 0x02) == 0) { + vtarget->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.cfghdr.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, + vtarget, + 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 (ioc->spi_data.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.cfghdr.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]; + if (pbuf1[0] & 0x01) + iocmd.flags |= MPT_ICFLAG_EBOS; + } 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; + + if (iocmd.flags & MPT_ICFLAG_EBOS) + goto skip_Reserve; + + 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; + } + } + } + +skip_Reserve: + 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.cfghdr.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.cfghdr.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) +{ + VirtTarget *vtarget; + 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. + */ + negoFlags = hd->ioc->spi_data.noQas; + if ((hd->Targets)&&((vtarget = hd->Targets[(int)id]) != NULL) && !vtarget->raidVolume) { + width = vtarget->maxWidth; + offset = vtarget->maxOffset; + factor = vtarget->minSyncFactor; + negoFlags |= vtarget->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 */ + 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 = le32_to_cpu(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 = cpu_to_le32(val); + pPage1->Reserved = 0; + pPage1->Configuration = cpu_to_le32(configuration); + } + + ddvprintk(("id=%d width=%d factor=%x offset=%x negoFlags=%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 = cpu_to_le32(val); + pPage1->Reserved = 0; + pPage1->Configuration = cpu_to_le32(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 negoFlags=%x request=%x config=%x\n", + id, width, offset, factor, dv->now.flags, val, configuration)); + + pPage1->RequestedParameters = cpu_to_le32(val); + pPage1->Reserved = 0; + pPage1->Configuration = cpu_to_le32(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)&&((vtarget = hd->Targets[(int)id]) != NULL) && !vtarget->raidVolume ) { + vtarget->maxWidth = dv->now.width; + vtarget->maxOffset = dv->now.offset; + vtarget->minSyncFactor = dv->now.factor; + vtarget->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; + } +} + +/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ +/* 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, struct scsi_cmnd *sc) +{ + MPT_ADAPTER *ioc = hd->ioc; + u8 cmd; + SpiCfgData *pSpi; + + ddvtprintk((MYIOC_s_NOTE_FMT + " set_dvflags: id=%d lun=%d negoNvram=%x cmd=%x\n", + hd->ioc->name, sc->device->id, sc->device->lun , hd->negoNvram, sc->cmnd[0])); + + if ((sc->device->lun != 0) || (hd->negoNvram != 0)) + return; + + cmd = sc->cmnd[0]; + + if ((cmd == READ_CAPACITY) || (cmd == MODE_SENSE)) { + pSpi = &ioc->spi_data; + if ((ioc->raid_data.isRaid & (1 << sc->device->id)) && ioc->raid_data.pIocPg3) { + /* Set NEED_DV for all hidden disks + */ + Ioc3PhysDisk_t *pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + int numPDisk = ioc->raid_data.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[sc->device->id] |= MPT_SCSICFG_NEED_DV; + ddvtprintk(("NEED_DV set for visible disk id %d\n", sc->device->id)); + } +} + +/* mptscsih_raid_set_dv_flags() + * + * New or replaced disk. Set DV flag and schedule DV. + */ +static void +mptscsih_set_dvflags_raid(MPT_SCSI_HOST *hd, int id) +{ + MPT_ADAPTER *ioc = hd->ioc; + SpiCfgData *pSpi = &ioc->spi_data; + Ioc3PhysDisk_t *pPDisk; + int numPDisk; + + if (hd->negoNvram != 0) + return; + + ddvtprintk(("DV requested for phys disk id %d\n", id)); + if (ioc->raid_data.pIocPg3) { + pPDisk = ioc->raid_data.pIocPg3->PhysDisk; + numPDisk = ioc->raid_data.pIocPg3->NumPhysDisks; + while (numPDisk) { + if (id == 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",id)); + } + } +} +#endif /* ~MPTSCSIH_ENABLE_DOMAIN_VALIDATION */ + EXPORT_SYMBOL(mptscsih_remove); EXPORT_SYMBOL(mptscsih_shutdown); #ifdef CONFIG_PM