Merge branch 'linux-2.6'

1 files changed, 27 insertions, 9 deletions

diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c
index 85f21b54cb7..d75f7ffbb02 100644
--- a/drivers/message/fusion/mptspi.c
+++ b/drivers/message/fusion/mptspi.c
@@ -96,14 +96,13 @@ static int	mptspiTaskCtx = -1;
 static int	mptspiInternalCtx = -1; /* Used only for internal commands */
 
 /**
- * 	mptspi_setTargetNegoParms  - Update the target negotiation
- *	parameters based on the the Inquiry data, adapter capabilities,
- *	and NVRAM settings
- *
+ * 	mptspi_setTargetNegoParms  - Update the target negotiation parameters
  *	@hd: Pointer to a SCSI Host Structure
- *	@vtarget: per target private data
+ *	@target: per target private data
  *	@sdev: SCSI device
  *
+ * 	Update the target negotiation parameters based on the the Inquiry
+ *	data, adapter capabilities, and NVRAM settings.
  **/
 static void
 mptspi_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target,
@@ -234,7 +233,7 @@ mptspi_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target,
 /**
  * 	mptspi_writeIOCPage4  - write IOC Page 4
  *	@hd: Pointer to a SCSI Host Structure
- *	@channel:
+ *	@channel: channel number
  *	@id: write IOC Page4 for this ID & Bus
  *
  *	Return: -EAGAIN if unable to obtain a Message Frame
@@ -446,7 +445,7 @@ static int mptspi_target_alloc(struct scsi_target *starget)
 	return 0;
 }
 
-void
+static void
 mptspi_target_destroy(struct scsi_target *starget)
 {
 	if (starget->hostdata)
@@ -677,7 +676,9 @@ static void mptspi_dv_device(struct _MPT_SCSI_HOST *hd,
 		return;
 	}
 
+	hd->spi_pending |= (1 << sdev->id);
 	spi_dv_device(sdev);
+	hd->spi_pending &= ~(1 << sdev->id);
 
 	if (sdev->channel == 1 &&
 	    mptscsih_quiesce_raid(hd, 0, vtarget->channel, vtarget->id) < 0)
@@ -1203,11 +1204,27 @@ mptspi_dv_renegotiate_work(struct work_struct *work)
 		container_of(work, struct work_queue_wrapper, work);
 	struct _MPT_SCSI_HOST *hd = wqw->hd;
 	struct scsi_device *sdev;
+	struct scsi_target *starget;
+	struct _CONFIG_PAGE_SCSI_DEVICE_1 pg1;
+	u32 nego;
 
 	kfree(wqw);
 
-	shost_for_each_device(sdev, hd->ioc->sh)
-		mptspi_dv_device(hd, sdev);
+	if (hd->spi_pending) {
+		shost_for_each_device(sdev, hd->ioc->sh) {
+			if  (hd->spi_pending & (1 << sdev->id))
+				continue;
+			starget = scsi_target(sdev);
+			nego = mptspi_getRP(starget);
+			pg1.RequestedParameters = cpu_to_le32(nego);
+			pg1.Reserved = 0;
+			pg1.Configuration = 0;
+			mptspi_write_spi_device_pg1(starget, &pg1);
+		}
+	} else {
+		shost_for_each_device(sdev, hd->ioc->sh)
+			mptspi_dv_device(hd, sdev);
+	}
 }
 
 static void
@@ -1453,6 +1470,7 @@ mptspi_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	init_waitqueue_head(&hd->scandv_waitq);
 	hd->scandv_wait_done = 0;
 	hd->last_queue_full = 0;
+	hd->spi_pending = 0;
 
 	/* Some versions of the firmware don't support page 0; without
 	 * that we can't get the parameters */