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path: root/drivers/message/fusion/mptspi.c
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Diffstat (limited to 'drivers/message/fusion/mptspi.c')
-rw-r--r--drivers/message/fusion/mptspi.c36
1 files changed, 27 insertions, 9 deletions
diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c
index 85f21b54cb7d..d75f7ffbb02e 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 */