Merge branch 'master'

1 files changed, 84 insertions, 32 deletions

diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index cdac5578fdf2..05789e505464 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -144,7 +144,6 @@ static int	mptscsih_tm_pending_wait(MPT_SCSI_HOST * hd);
 static int      mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout );
 static u32      SCPNT_TO_LOOKUP_IDX(struct scsi_cmnd *sc);
 
-static int      mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout);
 static int      mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout);
 
 int             mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
@@ -159,11 +158,9 @@ 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, VirtTarget *vtarget);
+static void     mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtDevice *vdevice);
 static int      mptscsih_is_phys_disk(MPT_ADAPTER *ioc, int id);
 
-static struct work_struct   mptscsih_persistTask;
-
 #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);
@@ -563,11 +560,24 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
         MPT_SCSI_HOST   *hd;
         SCSIIORequest_t *pScsiReq;
         SCSIIOReply_t   *pScsiReply;
-        u16              req_idx;
+        u16              req_idx, req_idx_MR;
 
         hd = (MPT_SCSI_HOST *) ioc->sh->hostdata;
 
         req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx);
+        req_idx_MR = (mr != NULL) ?
+            le16_to_cpu(mr->u.frame.hwhdr.msgctxu.fld.req_idx) : req_idx;
+        if ((req_idx != req_idx_MR) ||
+            (mf->u.frame.linkage.arg1 == 0xdeadbeaf)) {
+                printk(MYIOC_s_ERR_FMT "Received a mf that was already freed\n",
+                    ioc->name);
+                printk (MYIOC_s_ERR_FMT
+                    "req_idx=%x req_idx_MR=%x mf=%p mr=%p sc=%p\n",
+                    ioc->name, req_idx, req_idx_MR, mf, mr,
+                    hd->ScsiLookup[req_idx_MR]);
+                return 0;
+        }
+
         sc = hd->ScsiLookup[req_idx];
         if (sc == NULL) {
                 MPIHeader_t *hdr = (MPIHeader_t *)mf;
@@ -730,6 +740,8 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 
                         break;
 
+                case MPI_IOCSTATUS_SCSI_DATA_OVERRUN:           /* 0x0044 */
+                        sc->resid=0;
                 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR:        /* 0x0040 */
                 case MPI_IOCSTATUS_SUCCESS:                     /* 0x0000 */
                         if (scsi_status == MPI_SCSI_STATUS_BUSY)
@@ -789,7 +801,6 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
                 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES:      /* 0x0006 */
                 case MPI_IOCSTATUS_INVALID_FIELD:               /* 0x0007 */
                 case MPI_IOCSTATUS_INVALID_STATE:               /* 0x0008 */
-                case MPI_IOCSTATUS_SCSI_DATA_OVERRUN:           /* 0x0044 */
                 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR:          /* 0x0046 */
                 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED:       /* 0x004A */
                 default:
@@ -1530,7 +1541,7 @@ mptscsih_freeChainBuffers(MPT_ADAPTER *ioc, int req_idx)
  *
  *      Returns 0 for SUCCESS or -1 if FAILED.
  */
-static int
+int
 mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun, int ctx2abort, ulong timeout)
 {
         MPT_ADAPTER     *ioc;
@@ -1721,6 +1732,20 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 target, u8 lun
         return retval;
 }
 
+static int
+mptscsih_get_tm_timeout(MPT_ADAPTER *ioc)
+{
+        switch (ioc->bus_type) {
+        case FC:
+                return 40;
+        case SAS:
+                return 10;
+        case SPI:
+        default:
+                return 2;
+        }
+}
+
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /**
  *      mptscsih_abort - Abort linux scsi_cmnd routine, new_eh variant
@@ -1792,7 +1817,7 @@ mptscsih_abort(struct scsi_cmnd * SCpnt)
         vdev = SCpnt->device->hostdata;
         retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
                 vdev->bus_id, vdev->target_id, vdev->lun,
-                ctx2abort, 2 /* 2 second timeout */);
+                ctx2abort, mptscsih_get_tm_timeout(ioc));
 
         printk (KERN_WARNING MYNAM ": %s: task abort: %s (sc=%p)\n",
                 hd->ioc->name,
@@ -1843,7 +1868,7 @@ mptscsih_dev_reset(struct scsi_cmnd * SCpnt)
         vdev = SCpnt->device->hostdata;
         retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET,
                 vdev->bus_id, vdev->target_id,
-                0, 0, 5 /* 5 second timeout */);
+                0, 0, mptscsih_get_tm_timeout(hd->ioc));
 
         printk (KERN_WARNING MYNAM ": %s: target reset: %s (sc=%p)\n",
                 hd->ioc->name,
@@ -1893,7 +1918,7 @@ mptscsih_bus_reset(struct scsi_cmnd * SCpnt)
 
         vdev = SCpnt->device->hostdata;
         retval = mptscsih_TMHandler(hd, MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
-                vdev->bus_id, 0, 0, 0, 5 /* 5 second timeout */);
+                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,
@@ -2016,6 +2041,42 @@ mptscsih_tm_wait_for_completion(MPT_SCSI_HOST * hd, ulong timeout )
 }
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+static void
+mptscsih_taskmgmt_response_code(MPT_ADAPTER *ioc, u8 response_code)
+{
+        char *desc;
+
+        switch (response_code) {
+        case MPI_SCSITASKMGMT_RSP_TM_COMPLETE:
+                desc = "The task completed.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_INVALID_FRAME:
+                desc = "The IOC received an invalid frame status.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED:
+                desc = "The task type is not supported.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_FAILED:
+                desc = "The requested task failed.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED:
+                desc = "The task completed successfully.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN:
+                desc = "The LUN request is invalid.";
+                break;
+        case MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC:
+                desc = "The task is in the IOC queue and has not been sent to target.";
+                break;
+        default:
+                desc = "unknown";
+                break;
+        }
+        printk(MYIOC_s_INFO_FMT "Response Code(0x%08x): F/W: %s\n",
+                ioc->name, response_code, desc);
+}
+
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /**
  *      mptscsih_taskmgmt_complete - Registered with Fusion MPT base driver
  *      @ioc: Pointer to MPT_ADAPTER structure
@@ -2064,6 +2125,11 @@ mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *m
                 /* Figure out if this was ABORT_TASK, TARGET_RESET, or BUS_RESET! */
                 tmType = pScsiTmReq->TaskType;
 
+                if (ioc->facts.MsgVersion >= MPI_VERSION_01_05 &&
+                    pScsiTmReply->ResponseCode)
+                        mptscsih_taskmgmt_response_code(ioc,
+                            pScsiTmReply->ResponseCode);
+
                 dtmprintk((MYIOC_s_WARN_FMT "  TaskType = %d, TerminationCount=%d\n",
                                 ioc->name, tmType, le32_to_cpu(pScsiTmReply->TerminationCount)));
                 DBG_DUMP_TM_REPLY_FRAME((u32 *)pScsiTmReply);
@@ -2255,7 +2321,7 @@ 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, vtarget);
+                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;
@@ -2585,16 +2651,6 @@ mptscsih_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
 }
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/* work queue thread to clear the persitency table */
-static void
-mptscsih_sas_persist_clear_table(void * arg)
-{
-        MPT_ADAPTER *ioc = (MPT_ADAPTER *)arg;
-
-        mptbase_sas_persist_operation(ioc, MPI_SAS_OP_CLEAR_NOT_PRESENT);
-}
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 int
 mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
 {
@@ -2656,13 +2712,6 @@ mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply)
                 break;
         }
 
-        /* Persistent table is full. */
-        case MPI_EVENT_PERSISTENT_TABLE_FULL:
-                INIT_WORK(&mptscsih_persistTask,
-                    mptscsih_sas_persist_clear_table,(void *)ioc);
-                schedule_work(&mptscsih_persistTask);
-                break;
-
         case MPI_EVENT_NONE:                            /* 00 */
         case MPI_EVENT_LOG_DATA:                        /* 01 */
         case MPI_EVENT_STATE_CHANGE:                    /* 02 */
@@ -3863,8 +3912,9 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io)
  *
  */
 static void
-mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtTarget *vtarget)
+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;
@@ -3874,7 +3924,8 @@ mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtTarget *vtarget)
         int                      requested, configuration, data,i;
         u8                       flags, factor;
 
-        if (ioc->bus_type != SPI)
+        if ((ioc->bus_type != SPI) ||
+                (!vdevice->configured_lun))
                 return;
 
         if (!ioc->spi_data.sdp1length)
@@ -3910,7 +3961,7 @@ mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtTarget *vtarget)
                         }
                         mptscsih_setDevicePage1Flags(0, MPT_ASYNC, 0, &requested,
                                 &configuration, flags);
-                        dnegoprintk(("syncronize cache: id=%d width=0 factor=MPT_ASYNC "
+                        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);
@@ -3923,7 +3974,7 @@ mptscsih_negotiate_to_asyn_narrow(MPT_SCSI_HOST *hd, VirtTarget *vtarget)
                 flags = vtarget->negoFlags;
                 mptscsih_setDevicePage1Flags(0, MPT_ASYNC, 0, &requested,
                                 &configuration, flags);
-                dnegoprintk(("syncronize cache: id=%d width=0 factor=MPT_ASYNC "
+                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);
@@ -5620,5 +5671,6 @@ EXPORT_SYMBOL(mptscsih_event_process);
 EXPORT_SYMBOL(mptscsih_ioc_reset);
 EXPORT_SYMBOL(mptscsih_change_queue_depth);
 EXPORT_SYMBOL(mptscsih_timer_expired);
+EXPORT_SYMBOL(mptscsih_TMHandler);
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/