[SCSI] mptfusion: sas enclosures with smart drive

Adding support for sas enclosures with smart drives.

Signed-off-by: Eric Moore <Eric.Moore@lsil.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h
index 014e1de0f7cbd6e43a6a7143b5dacd9dfa07e97d..ea92a55da4aacbe5c0dcb1130ba94b8d4e3e3aeb 100644 (file)
--- a/drivers/message/fusion/mptbase.h
+++ b/drivers/message/fusion/mptbase.h
@@ -363,6 +363,7 @@ typedef struct _VirtDevice {
 #define MPT_TARGET_FLAGS_VALID_56      0x10
 #define MPT_TARGET_FLAGS_SAF_TE_ISSUED 0x20
 #define MPT_TARGET_FLAGS_RAID_COMPONENT        0x40
+#define MPT_TARGET_FLAGS_LED_ON                0x80
 
 /*
  *     /proc/mpt interface

diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 8242b16e316841643e85db9d235ac314e2265bc8..c8a9d8e8c5de627d370e3b311f20f8538747b398 100644 (file)
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -497,6 +497,34 @@ nextSGEset:
        return SUCCESS;
 } /* mptscsih_AddSGE() */
 
+static void
+mptscsih_issue_sep_command(MPT_ADAPTER *ioc, VirtTarget *vtarget,
+    U32 SlotStatus)
+{
+       MPT_FRAME_HDR *mf;
+       SEPRequest_t     *SEPMsg;
+
+       if (ioc->bus_type == FC)
+               return;
+
+       if ((mf = mpt_get_msg_frame(ioc->InternalCtx, ioc)) == NULL) {
+               dfailprintk((MYIOC_s_WARN_FMT "%s: no msg frames!!\n",
+                   ioc->name,__FUNCTION__));
+               return;
+       }
+
+       SEPMsg = (SEPRequest_t *)mf;
+       SEPMsg->Function = MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR;
+       SEPMsg->Bus = vtarget->bus_id;
+       SEPMsg->TargetID = vtarget->target_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));
+       mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
+}
+
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /*
  *     mptscsih_io_done - Main SCSI IO callback routine registered to
@@ -520,6 +548,8 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
        SCSIIORequest_t *pScsiReq;
        SCSIIOReply_t   *pScsiReply;
        u16              req_idx, req_idx_MR;
+       VirtDevice       *vdev;
+       VirtTarget       *vtarget;
 
        hd = (MPT_SCSI_HOST *) ioc->sh->hostdata;
 
@@ -640,6 +670,16 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr)
 
                        if (hd->sel_timeout[pScsiReq->TargetID] < 0xFFFF)
                                hd->sel_timeout[pScsiReq->TargetID]++;
+
+                       vdev = sc->device->hostdata;
+                       if (!vdev)
+                               break;
+                       vtarget = vdev->vtarget;
+                       if (vtarget->tflags & MPT_TARGET_FLAGS_LED_ON) {
+                               mptscsih_issue_sep_command(ioc, vtarget,
+                                   MPI_SEP_REQ_SLOTSTATUS_UNCONFIGURED);
+                               vtarget->tflags &= ~MPT_TARGET_FLAGS_LED_ON;
+                       }
                        break;
 
                case MPI_IOCSTATUS_SCSI_TASK_TERMINATED:        /* 0x0048 */
@@ -2401,6 +2441,13 @@ mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR
                                ioc->events[idx].data[1] = (sense_data[13] << 8) || sense_data[12];
 
                                ioc->eventContext++;
+                               if (hd->ioc->pcidev->vendor ==
+                                   PCI_VENDOR_ID_IBM) {
+                                       mptscsih_issue_sep_command(hd->ioc,
+                                           vdev->vtarget, MPI_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT);
+                                       vdev->vtarget->tflags |=
+                                           MPT_TARGET_FLAGS_LED_ON;
+                               }
                        }
                }
        } else {