* For use with LSI Logic PCI chip/adapter(s)
* running LSI Logic Fusion MPT (Message Passing Technology) firmware.
*
- * Copyright (c) 1999-2005 LSI Logic Corporation
- * (mailto:mpt_linux_developer@lsil.com)
+ * Copyright (c) 1999-2007 LSI Logic Corporation
+ * (mailto:mpt_linux_developer@lsi.com)
*
*/
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
#include <linux/delay.h> /* for mdelay */
#include <linux/interrupt.h> /* needed for in_interrupt() proto */
#include <linux/reboot.h> /* notifier code */
-#include <linux/sched.h>
#include <linux/workqueue.h>
#include <scsi/scsi.h>
MODULE_AUTHOR(MODULEAUTHOR);
MODULE_DESCRIPTION(my_NAME);
MODULE_LICENSE("GPL");
+MODULE_VERSION(my_VERSION);
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-
-typedef struct _BIG_SENSE_BUF {
- u8 data[MPT_SENSE_BUFFER_ALLOC];
-} BIG_SENSE_BUF;
-
-#define MPT_SCANDV_GOOD (0x00000000) /* must be 0 */
-#define MPT_SCANDV_DID_RESET (0x00000001)
-#define MPT_SCANDV_SENSE (0x00000002)
-#define MPT_SCANDV_SOME_ERROR (0x00000004)
-#define MPT_SCANDV_SELECTION_TIMEOUT (0x00000008)
-#define MPT_SCANDV_ISSUE_SENSE (0x00000010)
-#define MPT_SCANDV_FALLBACK (0x00000020)
-
-#define MPT_SCANDV_MAX_RETRIES (10)
-
-#define MPT_ICFLAG_BUF_CAP 0x01 /* ReadBuffer Read Capacity format */
-#define MPT_ICFLAG_ECHO 0x02 /* ReadBuffer Echo buffer format */
-#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 */
-
-typedef struct _internal_cmd {
- char *data; /* data pointer */
- dma_addr_t data_dma; /* data dma address */
- int size; /* transfer size */
- u8 cmd; /* SCSI Op Code */
- u8 bus; /* bus number */
- u8 id; /* SCSI ID (virtual) */
- u8 lun;
- u8 flags; /* Bit Field - See above */
- u8 physDiskNum; /* Phys disk number, -1 else */
- u8 rsvd2;
- u8 rsvd;
-} INTERNAL_CMD;
-
/*
* Other private/forward protos...
*/
static int mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout );
static int SCPNT_TO_LOOKUP_IDX(struct scsi_cmnd *sc);
-static int mptscsih_IssueTaskMgmt(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 id, int lun, int ctx2abort, ulong timeout);
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 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);
SEPMsg = (SEPRequest_t *)mf;
SEPMsg->Function = MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
- SEPMsg->Bus = vtarget->bus_id;
- SEPMsg->TargetID = vtarget->target_id;
+ SEPMsg->Bus = vtarget->channel;
+ SEPMsg->TargetID = vtarget->id;
SEPMsg->Action = MPI_SEP_REQ_ACTION_WRITE_STATUS;
SEPMsg->SlotStatus = SlotStatus;
devtverboseprintk((MYIOC_s_WARN_FMT
- "Sending SEP cmd=%x id=%d bus=%d\n",
- ioc->name, SlotStatus, SEPMsg->TargetID, SEPMsg->Bus));
+ "Sending SEP cmd=%x channel=%d id=%d\n",
+ ioc->name, SlotStatus, SEPMsg->Bus, SEPMsg->TargetID));
mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
}
+#ifdef MPT_DEBUG_REPLY
+/**
+ * mptscsih_iocstatus_info_scsiio - IOCSTATUS information for SCSIIO
+ * @ioc: Pointer to MPT_ADAPTER structure
+ * @ioc_status: U32 IOCStatus word from IOC
+ * @scsi_status: U8 sam status from target
+ * @scsi_state: U8 scsi state
+ * @sc: original scsi cmnd pointer
+ * @mf: Pointer to MPT request frame
+ *
+ * Refer to lsi/mpi.h.
+ **/
+static void
+mptscsih_iocstatus_info_scsiio(MPT_ADAPTER *ioc, u32 ioc_status,
+ u8 scsi_status, u8 scsi_state, struct scsi_cmnd *sc)
+{
+ char extend_desc[EVENT_DESCR_STR_SZ];
+ char *desc = NULL;
+
+ switch (ioc_status) {
+
+ case MPI_IOCSTATUS_SCSI_INVALID_BUS: /* 0x0041 */
+ desc = "SCSI Invalid Bus";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: /* 0x0042 */
+ desc = "SCSI Invalid TargetID";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: /* 0x0043 */
+ /*
+ * Inquiry is issued for device scanning
+ */
+ if (sc->cmnd[0] != 0x12)
+ desc = "SCSI Device Not There";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: /* 0x0044 */
+ desc = "SCSI Data Overrun";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: /* 0x0046 */
+ desc = "SCSI I/O Data Error";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: /* 0x0047 */
+ desc = "SCSI Protocol Error";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: /* 0x0048 */
+ desc = "SCSI Task Terminated";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: /* 0x0049 */
+ desc = "SCSI Residual Mismatch";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: /* 0x004A */
+ desc = "SCSI Task Management Failed";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */
+ desc = "SCSI IOC Terminated";
+ break;
+
+ case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: /* 0x004C */
+ desc = "SCSI Ext Terminated";
+ break;
+ }
+
+ if (!desc)
+ return;
+
+ snprintf(extend_desc, EVENT_DESCR_STR_SZ,
+ "[%d:%d:%d:%d] cmd=%02Xh, sam_status=%02Xh state=%02Xh",
+ sc->device->host->host_no,
+ sc->device->channel, sc->device->id, sc->device->lun,
+ sc->cmnd[0], scsi_status, scsi_state);
+
+ printk(MYIOC_s_INFO_FMT "IOCStatus(0x%04X): %s: %s\n",
+ ioc->name, ioc_status, desc, extend_desc);
+}
+#endif
+
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
* mptscsih_io_done - Main SCSI IO callback routine registered to
u32 xfer_cnt;
u16 status;
u8 scsi_state, scsi_status;
+ u32 log_info;
status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK;
scsi_state = pScsiReply->SCSIState;
scsi_status = pScsiReply->SCSIStatus;
xfer_cnt = le32_to_cpu(pScsiReply->TransferCount);
sc->resid = sc->request_bufflen - xfer_cnt;
+ log_info = le32_to_cpu(pScsiReply->IOCLogInfo);
/*
* if we get a data underrun indication, yet no data was
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, 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)
mptscsih_copy_sense_data(sc, hd, mf, pScsiReply);
*/
if (scsi_state & MPI_SCSI_STATE_RESPONSE_INFO_VALID &&
pScsiReply->ResponseInfo) {
- printk(KERN_NOTICE "ha=%d id=%d lun=%d: "
+ printk(KERN_NOTICE "[%d:%d:%d:%d] "
"FCP_ResponseInfo=%08xh\n",
- ioc->id, sc->device->id, sc->device->lun,
+ sc->device->host->host_no, sc->device->channel,
+ sc->device->id, sc->device->lun,
le32_to_cpu(pScsiReply->ResponseInfo));
}
if ( ioc->bus_type == SAS ) {
u16 ioc_status = le16_to_cpu(pScsiReply->IOCStatus);
if (ioc_status & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) {
- u32 log_info = le32_to_cpu(mr->u.reply.IOCLogInfo);
- log_info &=SAS_LOGINFO_MASK;
- if (log_info == SAS_LOGINFO_NEXUS_LOSS) {
+ if ((log_info & SAS_LOGINFO_MASK)
+ == SAS_LOGINFO_NEXUS_LOSS) {
sc->result = (DID_BUS_BUSY << 16);
break;
}
}
+ } else if (ioc->bus_type == FC) {
+ /*
+ * The FC IOC may kill a request for variety of
+ * reasons, some of which may be recovered by a
+ * retry, some which are unlikely to be
+ * recovered. Return DID_ERROR instead of
+ * DID_RESET to permit retry of the command,
+ * just not an infinite number of them
+ */
+ sc->result = DID_ERROR << 16;
+ break;
}
/*
else /* Sufficient data transfer occurred */
sc->result = (DID_OK << 16) | scsi_status;
dreplyprintk((KERN_NOTICE
- "RESIDUAL_MISMATCH: result=%x on id=%d\n", sc->result, sc->device->id));
+ "RESIDUAL_MISMATCH: result=%x on channel=%d id=%d\n",
+ sc->result, sc->device->channel, sc->device->id));
break;
case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: /* 0x0045 */
} /* switch(status) */
- dreplyprintk((KERN_NOTICE " sc->result is %08xh\n", sc->result));
+#ifdef MPT_DEBUG_REPLY
+ if (sc->result) {
+
+ mptscsih_iocstatus_info_scsiio(ioc, status,
+ scsi_status, scsi_state, sc);
+
+ dreplyprintk(("%s: [%d:%d:%d:%d] cmd=0x%02x "
+ "result=0x%08x\n\tiocstatus=0x%04X "
+ "scsi_state=0x%02X scsi_status=0x%02X "
+ "loginfo=0x%08X\n", __FUNCTION__,
+ sc->device->host->host_no, sc->device->channel, sc->device->id,
+ sc->device->lun, sc->cmnd[0], sc->result, status,
+ scsi_state, scsi_status, log_info));
+
+ dreplyprintk(("%s: [%d:%d:%d:%d] resid=%d "
+ "bufflen=%d xfer_cnt=%d\n", __FUNCTION__,
+ sc->device->host->host_no, sc->device->channel, sc->device->id,
+ sc->device->lun, sc->resid, sc->request_bufflen,
+ xfer_cnt));
+ }
+#endif
+
} /* end of address reply case */
/* Unmap the DMA buffers, if any. */
int ii;
int max = hd->ioc->req_depth;
struct scsi_cmnd *sc;
+ struct scsi_lun lun;
- dsprintk((KERN_INFO MYNAM ": search_running target %d lun %d max %d\n",
- vdevice->vtarget->target_id, vdevice->lun, max));
+ dsprintk((KERN_INFO MYNAM ": search_running channel %d id %d lun %d max %d\n",
+ vdevice->vtarget->channel, vdevice->vtarget->id, vdevice->lun, max));
for (ii=0; ii < max; ii++) {
if ((sc = hd->ScsiLookup[ii]) != NULL) {
mf = (SCSIIORequest_t *)MPT_INDEX_2_MFPTR(hd->ioc, ii);
if (mf == NULL)
continue;
- 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)))
+ int_to_scsilun(vdevice->lun, &lun);
+ if ((mf->Bus != vdevice->vtarget->channel) ||
+ (mf->TargetID != vdevice->vtarget->id) ||
+ memcmp(lun.scsi_lun, mf->LUN, 8))
continue;
+ dsprintk(( "search_running: found (sc=%p, mf = %p) "
+ "channel %d id %d, lun %d \n", hd->ScsiLookup[ii],
+ mf, mf->Bus, mf->TargetID, vdevice->lun));
/* Cleanup
*/
hd->ScsiLookup = 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));
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...
*/
/* 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->vtarget->id;
+ pScsiReq->Bus = vdev->vtarget->channel;
pScsiReq->ChainOffset = 0;
if (vdev->vtarget->tflags & MPT_TARGET_FLAGS_RAID_COMPONENT)
pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
pScsiReq->SenseBufferLength = MPT_SENSE_BUFFER_SIZE;
pScsiReq->Reserved = 0;
pScsiReq->MsgFlags = mpt_msg_flags();
- pScsiReq->LUN[0] = 0;
- pScsiReq->LUN[1] = lun;
- pScsiReq->LUN[2] = 0;
- pScsiReq->LUN[3] = 0;
- pScsiReq->LUN[4] = 0;
- pScsiReq->LUN[5] = 0;
- pScsiReq->LUN[6] = 0;
- pScsiReq->LUN[7] = 0;
+ int_to_scsilun(SCpnt->device->lun, (struct scsi_lun *)pScsiReq->LUN);
pScsiReq->Control = cpu_to_le32(scsictl);
/*
*/
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
+/**
* mptscsih_TMHandler - Generic handler for SCSI Task Management.
* Fall through to mpt_HardResetHandler if: not operational, too many
* failed TM requests or handshake failure.
*
* @ioc: Pointer to MPT_ADAPTER structure
* @type: Task Management type
- * @target: Logical Target ID for reset (if appropriate)
+ * @id: Logical Target ID for reset (if appropriate)
* @lun: Logical Unit for reset (if appropriate)
* @ctx2abort: Context for the task to be aborted (if appropriate)
*
* Remark: With old EH code, at most 1 SCSI TaskMgmt function per IOC
* will be active.
*
- * Returns 0 for SUCCESS or -1 if FAILED.
- */
+ * Returns 0 for SUCCESS, or FAILED.
+ **/
int
-mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout)
+mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout)
{
MPT_ADAPTER *ioc;
int rc = -1;
- int doTask = 1;
u32 ioc_raw_state;
unsigned long flags;
- /* If FW is being reloaded currently, return success to
- * the calling function.
- */
- if (hd == NULL)
- return 0;
-
ioc = hd->ioc;
- if (ioc == NULL) {
- printk(KERN_ERR MYNAM " TMHandler" " NULL ioc!\n");
- return FAILED;
- }
dtmprintk((MYIOC_s_INFO_FMT "TMHandler Entered!\n", ioc->name));
// SJR - CHECKME - Can we avoid this here?
spin_unlock_irqrestore(&ioc->diagLock, flags);
/* Wait a fixed amount of time for the TM pending flag to be cleared.
- * If we time out and not bus reset, then we return a FAILED status to the caller.
- * The call to mptscsih_tm_pending_wait() will set the pending flag if we are
+ * If we time out and not bus reset, then we return a FAILED status
+ * to the caller.
+ * The call to mptscsih_tm_pending_wait() will set the pending flag
+ * if we are
* successful. Otherwise, reload the FW.
*/
if (mptscsih_tm_pending_wait(hd) == FAILED) {
hd->ioc->name, hd->tmPending));
return FAILED;
} else if (type == MPI_SCSITASKMGMT_TASKTYPE_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));
+ 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_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))
- return FAILED;
-
- doTask = 0;
+ return FAILED;
}
} else {
spin_lock_irqsave(&hd->ioc->FreeQlock, flags);
spin_unlock_irqrestore(&hd->ioc->FreeQlock, flags);
}
- /* Is operational?
- */
ioc_raw_state = mpt_GetIocState(hd->ioc, 0);
-#ifdef MPT_DEBUG_RESET
if ((ioc_raw_state & MPI_IOC_STATE_MASK) != MPI_IOC_STATE_OPERATIONAL) {
printk(MYIOC_s_WARN_FMT
- "TM Handler: IOC Not operational(0x%x)!\n",
- hd->ioc->name, ioc_raw_state);
+ "TM Handler for type=%x: IOC Not operational (0x%x)!\n",
+ ioc->name, type, ioc_raw_state);
+ printk(KERN_WARNING " Issuing HardReset!!\n");
+ if (mpt_HardResetHandler(ioc, CAN_SLEEP) < 0)
+ printk((KERN_WARNING "TMHandler: HardReset "
+ "FAILED!!\n"));
+ return FAILED;
}
-#endif
- if (doTask && ((ioc_raw_state & MPI_IOC_STATE_MASK) == MPI_IOC_STATE_OPERATIONAL)
- && !(ioc_raw_state & MPI_DOORBELL_ACTIVE)) {
-
- /* Isse the Task Mgmt request.
- */
- if (hd->hard_resets < -1)
- hd->hard_resets++;
- rc = mptscsih_IssueTaskMgmt(hd, type, channel, target, lun, ctx2abort, timeout);
- if (rc) {
- printk(MYIOC_s_INFO_FMT "Issue of TaskMgmt failed!\n", hd->ioc->name);
- } else {
- dtmprintk((MYIOC_s_INFO_FMT "Issue of TaskMgmt Successful!\n", hd->ioc->name));
- }
+ if (ioc_raw_state & MPI_DOORBELL_ACTIVE) {
+ printk(MYIOC_s_WARN_FMT
+ "TM Handler for type=%x: ioc_state: "
+ "DOORBELL_ACTIVE (0x%x)!\n",
+ ioc->name, type, ioc_raw_state);
+ return FAILED;
}
- /* Only fall through to the HRH if this is a bus reset
+ /* Isse the Task Mgmt request.
*/
- if ((type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) && (rc ||
- ioc->reload_fw || (ioc->alt_ioc && ioc->alt_ioc->reload_fw))) {
- dtmprintk((MYIOC_s_INFO_FMT "Calling HardReset! \n",
- hd->ioc->name));
- rc = mpt_HardResetHandler(hd->ioc, CAN_SLEEP);
- }
-
- /*
- * Check IOCStatus from TM reply message
- */
- if (hd->tm_iocstatus != MPI_IOCSTATUS_SUCCESS)
- rc = FAILED;
+ if (hd->hard_resets < -1)
+ hd->hard_resets++;
+
+ rc = mptscsih_IssueTaskMgmt(hd, type, channel, id, lun,
+ ctx2abort, timeout);
+ if (rc)
+ printk(MYIOC_s_INFO_FMT "Issue of TaskMgmt failed!\n",
+ hd->ioc->name);
+ else
+ dtmprintk((MYIOC_s_INFO_FMT "Issue of TaskMgmt Successful!\n",
+ hd->ioc->name));
dtmprintk((MYIOC_s_INFO_FMT "TMHandler rc = %d!\n", hd->ioc->name, rc));
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
+/**
* mptscsih_IssueTaskMgmt - Generic send Task Management function.
* @hd: Pointer to MPT_SCSI_HOST structure
* @type: Task Management type
- * @target: Logical Target ID for reset (if appropriate)
+ * @id: Logical Target ID for reset (if appropriate)
* @lun: Logical Unit for reset (if appropriate)
* @ctx2abort: Context for the task to be aborted (if appropriate)
*
*
* Not all fields are meaningfull for all task types.
*
- * Returns 0 for SUCCESS, -999 for "no msg frames",
- * else other non-zero value returned.
- */
+ * Returns 0 for SUCCESS, or FAILED.
+ *
+ **/
static int
-mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout)
+mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout)
{
MPT_FRAME_HDR *mf;
SCSITaskMgmt_t *pScsiTm;
/* Format the Request
*/
pScsiTm = (SCSITaskMgmt_t *) mf;
- pScsiTm->TargetID = target;
+ pScsiTm->TargetID = id;
pScsiTm->Bus = channel;
pScsiTm->ChainOffset = 0;
pScsiTm->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
pScsiTm->MsgFlags = (type == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS)
? MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION : 0;
- for (ii= 0; ii < 8; ii++) {
- pScsiTm->LUN[ii] = 0;
- }
- pScsiTm->LUN[1] = lun;
+ int_to_scsilun(lun, (struct scsi_lun *)pScsiTm->LUN);
for (ii=0; ii < 7; ii++)
pScsiTm->Reserved2[ii] = 0;
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(hd->ioc->TaskCtx, hd->ioc,
- sizeof(SCSITaskMgmt_t), (u32*)pScsiTm,
- CAN_SLEEP)) != 0) {
- dfailprintk((MYIOC_s_ERR_FMT "_send_handshake FAILED!"
- " (hd %p, ioc %p, mf %p) \n", hd->ioc->name, hd,
- hd->ioc, mf));
- mpt_free_msg_frame(hd->ioc, mf);
- return retval;
+ sizeof(SCSITaskMgmt_t), (u32*)pScsiTm, CAN_SLEEP)) != 0) {
+ dfailprintk((MYIOC_s_ERR_FMT "send_handshake FAILED!"
+ " (hd %p, ioc %p, mf %p, rc=%d) \n", hd->ioc->name, hd,
+ hd->ioc, mf, retval));
+ goto fail_out;
}
if(mptscsih_tm_wait_for_completion(hd, timeout) == FAILED) {
- dfailprintk((MYIOC_s_ERR_FMT "_wait_for_completion FAILED!"
+ dfailprintk((MYIOC_s_ERR_FMT "task management request TIMED OUT!"
" (hd %p, ioc %p, mf %p) \n", hd->ioc->name, hd,
hd->ioc, mf));
- mpt_free_msg_frame(hd->ioc, mf);
dtmprintk((MYIOC_s_INFO_FMT "Calling HardReset! \n",
hd->ioc->name));
retval = mpt_HardResetHandler(hd->ioc, CAN_SLEEP);
+ dtmprintk((MYIOC_s_INFO_FMT "rc=%d \n",
+ hd->ioc->name, retval));
+ goto fail_out;
}
+ /*
+ * Handle success case, see if theres a non-zero ioc_status.
+ */
+ if (hd->tm_iocstatus == MPI_IOCSTATUS_SUCCESS ||
+ hd->tm_iocstatus == MPI_IOCSTATUS_SCSI_TASK_TERMINATED ||
+ hd->tm_iocstatus == MPI_IOCSTATUS_SCSI_IOC_TERMINATED)
+ retval = 0;
+ else
+ retval = FAILED;
+
return retval;
+
+ fail_out:
+
+ /*
+ * Free task managment mf, and corresponding tm flags
+ */
+ mpt_free_msg_frame(hd->ioc, mf);
+ hd->tmPending = 0;
+ hd->tmState = TM_STATE_NONE;
+ return FAILED;
}
static int
* (linux scsi_host_template.eh_abort_handler routine)
*
* Returns SUCCESS or FAILED.
- */
+ **/
int
mptscsih_abort(struct scsi_cmnd * SCpnt)
{
return SUCCESS;
}
- if (hd->resetPending) {
+ if (hd->resetPending)
return FAILED;
- }
if (hd->timeouts < -1)
hd->timeouts++;
vdev = SCpnt->device->hostdata;
retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
- vdev->vtarget->bus_id, vdev->vtarget->target_id, vdev->lun,
+ vdev->vtarget->channel, vdev->vtarget->id, vdev->lun,
ctx2abort, mptscsih_get_tm_timeout(hd->ioc));
if (SCPNT_TO_LOOKUP_IDX(SCpnt) == scpnt_idx &&
- SCpnt->serial_number == sn) {
+ SCpnt->serial_number == sn)
retval = FAILED;
- }
printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n",
hd->ioc->name,
if (retval == 0)
return SUCCESS;
-
- if(retval != FAILED ) {
- hd->tmPending = 0;
- hd->tmState = TM_STATE_NONE;
- }
- return FAILED;
+ else
+ return FAILED;
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
* (linux scsi_host_template.eh_dev_reset_handler routine)
*
* Returns SUCCESS or FAILED.
- */
+ **/
int
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->vtarget->channel, vdev->vtarget->id,
0, 0, mptscsih_get_tm_timeout(hd->ioc));
printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n",
if (retval == 0)
return SUCCESS;
-
- if(retval != FAILED ) {
- hd->tmPending = 0;
- hd->tmState = TM_STATE_NONE;
- }
- return FAILED;
+ else
+ return FAILED;
}
+
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/**
* mptscsih_bus_reset - Perform a SCSI BUS_RESET! new_eh variant
* (linux scsi_host_template.eh_bus_reset_handler routine)
*
* Returns SUCCESS or FAILED.
- */
+ **/
int
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->vtarget->channel, 0, 0, 0, mptscsih_get_tm_timeout(hd->ioc));
printk (KERN_WARNING MYNAM ": %s: bus reset: %s (sc=%p)\n",
hd->ioc->name,
if (retval == 0)
return SUCCESS;
-
- if(retval != FAILED ) {
- hd->tmPending = 0;
- hd->tmState = TM_STATE_NONE;
- }
- return FAILED;
+ else
+ return FAILED;
}
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/**
* mptscsih_tm_wait_for_completion - wait for completion of TM task
* @hd: Pointer to MPT host structure.
- * @timeout: timeout in seconds
*
* Returns {SUCCESS,FAILED}.
*/
* load/init time via the mpt_register() API call.
*
* Returns 1 indicating alloc'd request frame ptr should be freed.
- */
+ **/
int
mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
{
unsigned long flags;
u16 iocstatus;
u8 tmType;
+ u32 termination_count;
dtmprintk((MYIOC_s_WARN_FMT "TaskMgmt completed (mf=%p,mr=%p)\n",
- ioc->name, mf, mr));
- if (ioc->sh) {
- /* Depending on the thread, a timer is activated for
- * the TM request. Delete this timer on completion of TM.
- * Decrement count of outstanding TM requests.
- */
- hd = (MPT_SCSI_HOST *)ioc->sh->hostdata;
- } else {
- dtmprintk((MYIOC_s_WARN_FMT "TaskMgmt Complete: NULL Scsi Host Ptr\n",
- ioc->name));
+ ioc->name, mf, mr));
+ if (!ioc->sh) {
+ dtmprintk((MYIOC_s_WARN_FMT
+ "TaskMgmt Complete: NULL Scsi Host Ptr\n", ioc->name));
return 1;
}
if (mr == NULL) {
- dtmprintk((MYIOC_s_WARN_FMT "ERROR! TaskMgmt Reply: NULL Request %p\n",
- ioc->name, mf));
+ dtmprintk((MYIOC_s_WARN_FMT
+ "ERROR! TaskMgmt Reply: NULL Request %p\n", ioc->name, mf));
return 1;
- } else {
- pScsiTmReply = (SCSITaskMgmtReply_t*)mr;
- pScsiTmReq = (SCSITaskMgmt_t*)mf;
-
- /* 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);
+ hd = (MPT_SCSI_HOST *)ioc->sh->hostdata;
+ pScsiTmReply = (SCSITaskMgmtReply_t*)mr;
+ pScsiTmReq = (SCSITaskMgmt_t*)mf;
+ tmType = pScsiTmReq->TaskType;
+ iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK;
+ termination_count = le32_to_cpu(pScsiTmReply->TerminationCount);
+
+ if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 &&
+ pScsiTmReply->ResponseCode)
+ mptscsih_taskmgmt_response_code(ioc,
+ pScsiTmReply->ResponseCode);
+ DBG_DUMP_TM_REPLY_FRAME((u32 *)pScsiTmReply);
+
+#if defined(MPT_DEBUG_REPLY) || defined(MPT_DEBUG_TM)
+ printk("%s: ha=%d [%d:%d:0] task_type=0x%02X "
+ "iocstatus=0x%04X\n\tloginfo=0x%08X response_code=0x%02X "
+ "term_cmnds=%d\n", __FUNCTION__, ioc->id, pScsiTmReply->Bus,
+ pScsiTmReply->TargetID, pScsiTmReq->TaskType,
+ le16_to_cpu(pScsiTmReply->IOCStatus),
+ le32_to_cpu(pScsiTmReply->IOCLogInfo),pScsiTmReply->ResponseCode,
+ le32_to_cpu(pScsiTmReply->TerminationCount));
+#endif
+ if (!iocstatus) {
+ dtmprintk((MYIOC_s_WARN_FMT " TaskMgmt SUCCESS\n", ioc->name));
+ hd->abortSCpnt = NULL;
+ goto out;
+ }
- 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);
+ /* Error? (anything non-zero?) */
- iocstatus = le16_to_cpu(pScsiTmReply->IOCStatus) & MPI_IOCSTATUS_MASK;
- hd->tm_iocstatus = iocstatus;
- dtmprintk((MYIOC_s_WARN_FMT " SCSI TaskMgmt (%d) IOCStatus=%04x IOCLogInfo=%08x\n",
- ioc->name, tmType, iocstatus, le32_to_cpu(pScsiTmReply->IOCLogInfo)));
- /* Error? (anything non-zero?) */
- if (iocstatus) {
+ /* clear flags and continue.
+ */
+ switch (tmType) {
- /* clear flags and continue.
- */
- if (tmType == MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK)
- hd->abortSCpnt = NULL;
+ case MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
+ if (termination_count == 1)
+ iocstatus = MPI_IOCSTATUS_SCSI_TASK_TERMINATED;
+ hd->abortSCpnt = NULL;
+ break;
- /* If an internal command is present
- * or the TM failed - reload the FW.
- * FC FW may respond FAILED to an ABORT
- */
- if (tmType == MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS) {
- if ((hd->cmdPtr) ||
- (iocstatus == MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED)) {
- if (mpt_HardResetHandler(ioc, NO_SLEEP) < 0) {
- printk((KERN_WARNING
- " Firmware Reload FAILED!!\n"));
- }
- }
- }
- } else {
- dtmprintk((MYIOC_s_WARN_FMT " TaskMgmt SUCCESS\n", ioc->name));
+ case MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS:
- hd->abortSCpnt = NULL;
+ /* If an internal command is present
+ * or the TM failed - reload the FW.
+ * FC FW may respond FAILED to an ABORT
+ */
+ if (iocstatus == MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED ||
+ hd->cmdPtr)
+ if (mpt_HardResetHandler(ioc, NO_SLEEP) < 0)
+ printk((KERN_WARNING " Firmware Reload FAILED!!\n"));
+ break;
- }
+ case MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET:
+ default:
+ break;
}
+ out:
spin_lock_irqsave(&ioc->FreeQlock, flags);
hd->tmPending = 0;
- spin_unlock_irqrestore(&ioc->FreeQlock, flags);
hd->tmState = TM_STATE_NONE;
+ hd->tm_iocstatus = iocstatus;
+ spin_unlock_irqrestore(&ioc->FreeQlock, flags);
return 1;
}
dprintk((KERN_NOTICE
": bios_param: Id=%i Lun=%i Channel=%i CHS=%i/%i/%i\n",
- sdev->id, sdev->lun,sdev->channel,(int)cylinders,heads,sectors));
+ sdev->id, sdev->lun, sdev->channel, (int)cylinders, heads, sectors));
return 0;
}
*
*/
int
-mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id)
+mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id)
{
+ struct inactive_raid_component_info *component_info;
int i;
+ int rc = 0;
- if (!ioc->raid_data.isRaid || !ioc->raid_data.pIocPg3)
- return 0;
+ if (!ioc->raid_data.pIocPg3)
+ goto out;
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;
+ if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) &&
+ (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) {
+ rc = 1;
+ goto out;
+ }
}
- return -ENXIO;
-}
-EXPORT_SYMBOL(mptscsih_raid_id_to_num);
+ /*
+ * Check inactive list for matching phys disks
+ */
+ if (list_empty(&ioc->raid_data.inactive_list))
+ goto out;
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * 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;
+ down(&ioc->raid_data.inactive_list_mutex);
+ list_for_each_entry(component_info, &ioc->raid_data.inactive_list,
+ list) {
+ if ((component_info->d.PhysDiskID == id) &&
+ (component_info->d.PhysDiskBus == channel))
+ rc = 1;
+ }
+ up(&ioc->raid_data.inactive_list_mutex);
- vtarget = kzalloc(sizeof(VirtTarget), GFP_KERNEL);
- if (!vtarget)
- return -ENOMEM;
- starget->hostdata = vtarget;
- vtarget->starget = starget;
- return 0;
+ out:
+ return rc;
}
+EXPORT_SYMBOL(mptscsih_is_phys_disk);
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * 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.
- */
-int
-mptscsih_slave_alloc(struct scsi_device *sdev)
+u8
+mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id)
{
- struct Scsi_Host *host = sdev->host;
- MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)host->hostdata;
- VirtTarget *vtarget;
- VirtDevice *vdev;
- struct scsi_target *starget;
+ struct inactive_raid_component_info *component_info;
+ int i;
+ int rc = -ENXIO;
- 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;
+ if (!ioc->raid_data.pIocPg3)
+ goto out;
+ for (i = 0; i < ioc->raid_data.pIocPg3->NumPhysDisks; i++) {
+ if ((id == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskID) &&
+ (channel == ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskBus)) {
+ rc = ioc->raid_data.pIocPg3->PhysDisk[i].PhysDiskNum;
+ goto out;
+ }
}
- vdev->lun = sdev->lun;
- sdev->hostdata = vdev;
-
- starget = scsi_target(sdev);
- vtarget = starget->hostdata;
+ /*
+ * Check inactive list for matching phys disks
+ */
+ if (list_empty(&ioc->raid_data.inactive_list))
+ goto out;
- 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", sdev->id));
- }
+ down(&ioc->raid_data.inactive_list_mutex);
+ list_for_each_entry(component_info, &ioc->raid_data.inactive_list,
+ list) {
+ if ((component_info->d.PhysDiskID == id) &&
+ (component_info->d.PhysDiskBus == channel))
+ rc = component_info->d.PhysDiskNum;
}
- vtarget->num_luns++;
- return 0;
-}
+ up(&ioc->raid_data.inactive_list_mutex);
-/*
- * 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)
-{
- if (starget->hostdata)
- kfree(starget->hostdata);
- starget->hostdata = NULL;
+ out:
+ return rc;
}
+EXPORT_SYMBOL(mptscsih_raid_id_to_num);
/*
* OS entry point to allow for host driver to free allocated memory
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;
VirtDevice *vdevice;
struct scsi_target *starget;
MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)sh->hostdata;
- int indexed_lun, lun_index;
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, sdev, sdev->id, sdev->lun, sdev->channel));
+ "device @ %p, channel=%d, id=%d, lun=%d\n",
+ hd->ioc->name, sdev, sdev->channel, sdev->id, sdev->lun));
if (hd->ioc->bus_type == SPI)
dsprintk((MYIOC_s_INFO_FMT
"sdtr %d wdtr %d ppr %d inq length=%d\n",
goto slave_configure_exit;
}
- 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);
+ vdevice->configured_lun = 1;
mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH);
dsprintk((MYIOC_s_INFO_FMT
return 1; /* currently means nothing really */
}
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * mptscsih_initTarget - Target, LUN alloc/free functionality.
- * @hd: Pointer to MPT_SCSI_HOST structure
- * @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!
- *
- * Allocate and initialize memory for this target.
- * Save inquiry data.
- *
- */
-static void
-mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget,
- struct scsi_device *sdev)
-{
- 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));
-
- /* Is LUN supported? If so, upper 2 bits will be 0
- * in first byte of inquiry data.
- */
- if (sdev->inq_periph_qual != 0)
- return;
-
- if (vtarget == NULL)
- return;
-
- vtarget->type = sdev->type;
-
- if (hd->ioc->bus_type != SPI)
- return;
-
- 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);
-}
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * Update the target negotiation parameters based on the
- * the Inquiry data, adapter capabilities, and NVRAM settings.
- *
- */
-static void
-mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target,
- struct scsi_device *sdev)
-{
- SpiCfgData *pspi_data = &hd->ioc->spi_data;
- int id = (int) target->target_id;
- int nvram;
- u8 width = MPT_NARROW;
- u8 factor = MPT_ASYNC;
- u8 offset = 0;
- u8 nfactor;
- u8 noQas = 1;
-
- target->negoFlags = pspi_data->noQas;
-
- /* noQas == 0 => device supports QAS. */
-
- if (sdev->scsi_level < SCSI_2) {
- width = 0;
- factor = MPT_ULTRA2;
- offset = pspi_data->maxSyncOffset;
- target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
- } else {
- if (scsi_device_wide(sdev)) {
- width = 1;
- }
-
- if (scsi_device_sync(sdev)) {
- factor = pspi_data->minSyncFactor;
- if (!scsi_device_dt(sdev))
- 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 (sdev->type == TYPE_TAPE &&
- scsi_device_ius(sdev))
- target->negoFlags |= MPT_TAPE_NEGO_IDP;
- }
- }
- offset = pspi_data->maxSyncOffset;
-
- /* If RAID, never disable QAS
- * else if non RAID, do not disable
- * QAS if bit 1 is set
- * bit 1 QAS support, non-raid only
- * bit 0 IU support
- */
- if (target->raidVolume == 1) {
- noQas = 0;
- }
- } else {
- factor = MPT_ASYNC;
- offset = 0;
- }
- }
-
- if (!sdev->tagged_supported) {
- target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
- }
-
- /* Update tflags based on NVRAM settings. (SCSI only)
- */
- if (pspi_data->nvram && (pspi_data->nvram[id] != MPT_HOST_NVRAM_INVALID)) {
- nvram = pspi_data->nvram[id];
- nfactor = (nvram & MPT_NVRAM_SYNC_MASK) >> 8;
-
- if (width)
- width = nvram & MPT_NVRAM_WIDE_DISABLE ? 0 : 1;
-
- if (offset > 0) {
- /* Ensure factor is set to the
- * maximum of: adapter, nvram, inquiry
- */
- if (nfactor) {
- if (nfactor < pspi_data->minSyncFactor )
- nfactor = pspi_data->minSyncFactor;
-
- factor = max(factor, nfactor);
- if (factor == MPT_ASYNC)
- offset = 0;
- } else {
- offset = 0;
- factor = MPT_ASYNC;
- }
- } else {
- factor = MPT_ASYNC;
- }
- }
-
- /* Make sure data is consistent
- */
- if ((!width) && (factor < MPT_ULTRA2)) {
- factor = MPT_ULTRA2;
- }
-
- /* Save the data to the target structure.
- */
- target->minSyncFactor = factor;
- target->maxOffset = offset;
- target->maxWidth = width;
-
- target->tflags |= MPT_TARGET_FLAGS_VALID_NEGO;
-
- /* Disable unused features.
- */
- if (!width)
- target->negoFlags |= MPT_TARGET_NO_NEGO_WIDE;
-
- if (!offset)
- target->negoFlags |= MPT_TARGET_NO_NEGO_SYNC;
-
- 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
- */
-
- ddvtprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id));
- }
-}
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * SCSI Config Page functionality ...
- */
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/* mptscsih_writeIOCPage4 - write IOC Page 4
- * @hd: Pointer to a SCSI Host Structure
- * @target_id: write IOC Page4 for this ID & Bus
- *
- * Return: -EAGAIN if unable to obtain a Message Frame
- * or 0 if success.
- *
- * Remark: We do not wait for a return, write pages sequentially.
- */
-static int
-mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int target_id, int bus)
-{
- MPT_ADAPTER *ioc = hd->ioc;
- Config_t *pReq;
- IOCPage4_t *IOCPage4Ptr;
- MPT_FRAME_HDR *mf;
- dma_addr_t dataDma;
- u16 req_idx;
- u32 frameOffset;
- u32 flagsLength;
- int ii;
-
- /* Get a MF for this command.
- */
- if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) {
- dfailprintk((MYIOC_s_WARN_FMT "writeIOCPage4 : no msg frames!\n",
- ioc->name));
- return -EAGAIN;
- }
-
- /* Set the request and the data pointers.
- * 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(IOCPage4_t);
-
- /* 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;
- }
-
- IOCPage4Ptr = ioc->spi_data.pIocPg4;
- dataDma = ioc->spi_data.IocPg4_dma;
- ii = IOCPage4Ptr->ActiveSEP++;
- IOCPage4Ptr->SEP[ii].SEPTargetID = target_id;
- IOCPage4Ptr->SEP[ii].SEPBus = bus;
- pReq->Header = IOCPage4Ptr->Header;
- pReq->PageAddress = cpu_to_le32(target_id | (bus << 8 ));
-
- /* Add a SGE to the config request.
- */
- flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE |
- (IOCPage4Ptr->Header.PageLength + ii) * 4;
-
- mpt_add_sge((char *)&pReq->PageBufferSGE, flagsLength, dataDma);
-
- dinitprintk((MYIOC_s_INFO_FMT
- "writeIOCPage4: MaxSEP=%d ActiveSEP=%d id=%d bus=%d\n",
- ioc->name, IOCPage4Ptr->MaxSEP, IOCPage4Ptr->ActiveSEP, target_id, bus));
-
- mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
-
- return 0;
-}
-
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
* Bus Scan and Domain Validation functionality ...
pScsiReq->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
} else {
pScsiReq->TargetID = io->id;
- pScsiReq->Bus = io->bus;
+ pScsiReq->Bus = io->channel;
pScsiReq->ChainOffset = 0;
pScsiReq->Function = MPI_FUNCTION_SCSI_IO_REQUEST;
}
pScsiReq->MsgFlags = mpt_msg_flags();
/* MsgContext set in mpt_get_msg_fram call */
- for (ii=0; ii < 8; ii++)
- pScsiReq->LUN[ii] = 0;
- pScsiReq->LUN[1] = io->lun;
+ int_to_scsilun(io->lun, (struct scsi_lun *)pScsiReq->LUN);
if (io->flags & MPT_ICFLAG_TAGGED_CMD)
pScsiReq->Control = cpu_to_le32(dir | MPI_SCSIIO_CONTROL_SIMPLEQ);
+ (my_idx * MPT_SENSE_BUFFER_ALLOC));
ddvprintk((MYIOC_s_INFO_FMT "Sending Command 0x%x for (%d:%d:%d)\n",
- hd->ioc->name, cmd, io->bus, io->id, io->lun));
+ hd->ioc->name, cmd, io->channel, io->id, io->lun));
if (dir == MPI_SCSIIO_CONTROL_READ) {
mpt_add_sge((char *) &pScsiReq->SGL,
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;
+ iocmd.channel = vdevice->vtarget->channel;
+ iocmd.id = vdevice->vtarget->id;
+ iocmd.lun = vdevice->lun;
if ((vdevice->vtarget->type == TYPE_DISK) &&
(vdevice->configured_lun))
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);
projects / linux-2.6-omap-h63xx.git / blobdiff