summaryrefslogtreecommitdiff
path: root/drivers/scsi/scsi.c
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@lst.de>2014-11-24 14:36:18 (GMT)
committerChristoph Hellwig <hch@lst.de>2014-12-04 08:55:45 (GMT)
commitefc3c1df5fda0aee84f53c226d55804e6dbede4f (patch)
treed06cbf91a62eed9ba3df319ffd96c4eea0a39740 /drivers/scsi/scsi.c
parent79855d178557cc3e3ffd179fd26a64cef48dfb30 (diff)
downloadlinux-efc3c1df5fda0aee84f53c226d55804e6dbede4f.tar.xz
scsi: remove ->change_queue_type method
Since we got rid of ordered tag support in 2010 the prime use case of switching on and off ordered tags has been obsolete. The other function of enabling/disabling tagging entirely has only been correctly implemented by the 53c700 driver and isn't generally useful. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Bart Van Assche <bvanassche@acm.org> Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com Reviewed-by: Hannes Reinecke <hare@suse.de>
Diffstat (limited to 'drivers/scsi/scsi.c')
-rw-r--r--drivers/scsi/scsi.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 5ea15fc..72282ae 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -832,22 +832,6 @@ int scsi_track_queue_full(struct scsi_device *sdev, int depth)
EXPORT_SYMBOL(scsi_track_queue_full);
/**
- * scsi_change_queue_type() - Change a device's queue type
- * @sdev: The SCSI device whose queue depth is to change
- * @tag_type: Identifier for queue type
- */
-int scsi_change_queue_type(struct scsi_device *sdev, int tag_type)
-{
- if (!sdev->tagged_supported)
- return 0;
-
- scsi_set_tag_type(sdev, tag_type);
- return tag_type;
-
-}
-EXPORT_SYMBOL(scsi_change_queue_type);
-
-/**
* scsi_vpd_inquiry - Request a device provide us with a VPD page
* @sdev: The device to ask
* @buffer: Where to put the result