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mpt2sas: simplify ->change_queue_depth

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Merge two functions, and remove overly verbose debugging output that pokes
into mid-layer internal structures.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Reviewed-by: Hannes Reinecke <hare@suse.de>
This commit is contained in:
Christoph Hellwig 2014-11-13 15:11:59 +01:00
parent db5ed4dfd5
commit 286c9408ec
1 changed files with 5 additions and 29 deletions
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34
drivers/scsi/mpt2sas/mpt2sas_scsih.c
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@ -1179,15 +1179,14 @@ _scsih_build_scatter_gather(struct MPT2SAS_ADAPTER *ioc,
}
/**
* _scsih_adjust_queue_depth - setting device queue depth
* _scsih_change_queue_depth - setting device queue depth
* @sdev: scsi device struct
* @qdepth: requested queue depth
*
*
* Returns nothing
* Returns queue depth.
*/
static void
_scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth)
static int
_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
{
struct Scsi_Host *shost = sdev->host;
int max_depth;
@ -1217,34 +1216,11 @@ _scsih_adjust_queue_depth(struct scsi_device *sdev, int qdepth)
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
not_sata:
if (!sdev->tagged_supported)
max_depth = 1;
if (qdepth > max_depth)
qdepth = max_depth;
scsi_change_queue_depth(sdev, qdepth);
}
/**
* _scsih_change_queue_depth - setting device queue depth
* @sdev: scsi device struct
* @qdepth: requested queue depth
*
* Returns queue depth.
*/
static int
_scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
{
_scsih_adjust_queue_depth(sdev, qdepth);
if (sdev->inquiry_len > 7)
sdev_printk(KERN_INFO, sdev, "qdepth(%d), tagged(%d), "
"simple(%d), scsi_level(%d), cmd_que(%d)\n",
sdev->queue_depth, sdev->tagged_supported, sdev->simple_tags,
sdev->scsi_level,
(sdev->inquiry[7] & 2) >> 1);
return sdev->queue_depth;
return scsi_change_queue_depth(sdev, qdepth);
}
/**