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path: root/drivers/message/fusion/mptscsih.c
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Diffstat (limited to 'drivers/message/fusion/mptscsih.c')
-rw-r--r--drivers/message/fusion/mptscsih.c47
1 files changed, 21 insertions, 26 deletions
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 4f973a49be4..b9d4f78725b 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -2234,13 +2234,27 @@ mptscsih_slave_destroy(struct scsi_device *device)
}
}
-static void
-mptscsih_set_queue_depth(struct scsi_device *device, MPT_SCSI_HOST *hd,
- VirtDevice *pTarget, int qdepth)
+/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
+/*
+ * mptscsih_change_queue_depth - This function will set a devices queue depth
+ * @sdev: per scsi_device pointer
+ * @qdepth: requested queue depth
+ *
+ * Adding support for new 'change_queue_depth' api.
+*/
+int
+mptscsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
{
+ MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *)sdev->host->hostdata;
+ VirtDevice *pTarget;
int max_depth;
int tagged;
+ if (hd == NULL)
+ return 0;
+ if (!(pTarget = hd->Targets[sdev->id]))
+ return 0;
+
if (hd->ioc->bus_type == SCSI) {
if (pTarget->tflags & MPT_TARGET_FLAGS_VALID_INQUIRY) {
if (!(pTarget->tflags & MPT_TARGET_FLAGS_Q_YES))
@@ -2264,10 +2278,10 @@ mptscsih_set_queue_depth(struct scsi_device *device, MPT_SCSI_HOST *hd,
else
tagged = MSG_SIMPLE_TAG;
- scsi_adjust_queue_depth(device, tagged, qdepth);
+ scsi_adjust_queue_depth(sdev, tagged, qdepth);
+ return sdev->queue_depth;
}
-
/*
* OS entry point to adjust the queue_depths on a per-device basis.
* Called once per device the bus scan. Use it to force the queue_depth
@@ -2317,7 +2331,7 @@ mptscsih_slave_configure(struct scsi_device *device)
mptscsih_initTarget(hd, device->channel, device->id, device->lun,
device->inquiry, device->inquiry_len );
- mptscsih_set_queue_depth(device, hd, pTarget, MPT_SCSI_CMD_PER_DEV_HIGH);
+ mptscsih_change_queue_depth(device, MPT_SCSI_CMD_PER_DEV_HIGH);
dsprintk((MYIOC_s_INFO_FMT
"Queue depth=%d, tflags=%x\n",
@@ -2337,25 +2351,6 @@ slave_configure_exit:
return 0;
}
-ssize_t
-mptscsih_store_queue_depth(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
-{
- int depth;
- struct scsi_device *sdev = to_scsi_device(dev);
- MPT_SCSI_HOST *hd = (MPT_SCSI_HOST *) sdev->host->hostdata;
- VirtDevice *pTarget;
-
- depth = simple_strtoul(buf, NULL, 0);
- if (depth == 0)
- return -EINVAL;
- pTarget = hd->Targets[sdev->id];
- if (pTarget == NULL)
- return -EINVAL;
- mptscsih_set_queue_depth(sdev, (MPT_SCSI_HOST *) sdev->host->hostdata,
- pTarget, depth);
- return count;
-}
-
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
* Private routines...
@@ -5586,7 +5581,7 @@ EXPORT_SYMBOL(mptscsih_taskmgmt_complete);
EXPORT_SYMBOL(mptscsih_scandv_complete);
EXPORT_SYMBOL(mptscsih_event_process);
EXPORT_SYMBOL(mptscsih_ioc_reset);
-EXPORT_SYMBOL(mptscsih_store_queue_depth);
+EXPORT_SYMBOL(mptscsih_change_queue_depth);
EXPORT_SYMBOL(mptscsih_timer_expired);
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/