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authorChristoph Hellwig <hch@lst.de>2014-11-13 15:08:42 +0100
committerChristoph Hellwig <hch@lst.de>2014-11-24 14:45:27 +0100
commitdb5ed4dfd5dd0142ec36ff7b335e0ec3b836b3e6 (patch)
tree6cae824b5c9e5a7fd9d213e3f9c2b1c7dc8b7b8a /drivers/scsi/3w-sas.c
parent1e6f2416044c062a56091ebf8d76760956dd5872 (diff)
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scsi: drop reason argument from ->change_queue_depth
Drop the now unused reason argument from the ->change_queue_depth method. Also add a return value to scsi_adjust_queue_depth, and rename it to scsi_change_queue_depth now that it can be used as the default ->change_queue_depth implementation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Christie <michaelc@cs.wisc.edu> Reviewed-by: Hannes Reinecke <hare@suse.de>
Diffstat (limited to 'drivers/scsi/3w-sas.c')
-rw-r--r--drivers/scsi/3w-sas.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/drivers/scsi/3w-sas.c b/drivers/scsi/3w-sas.c
index 547756b7d5bf..2361772d5909 100644
--- a/drivers/scsi/3w-sas.c
+++ b/drivers/scsi/3w-sas.c
@@ -191,17 +191,6 @@ static ssize_t twl_show_stats(struct device *dev,
return len;
} /* End twl_show_stats() */
-/* This function will set a devices queue depth */
-static int twl_change_queue_depth(struct scsi_device *sdev, int queue_depth,
- int reason)
-{
- if (reason != SCSI_QDEPTH_DEFAULT)
- return -EOPNOTSUPP;
-
- scsi_adjust_queue_depth(sdev, queue_depth);
- return queue_depth;
-} /* End twl_change_queue_depth() */
-
/* stats sysfs attribute initializer */
static struct device_attribute twl_host_stats_attr = {
.attr = {
@@ -1588,7 +1577,7 @@ static struct scsi_host_template driver_template = {
.queuecommand = twl_scsi_queue,
.eh_host_reset_handler = twl_scsi_eh_reset,
.bios_param = twl_scsi_biosparam,
- .change_queue_depth = twl_change_queue_depth,
+ .change_queue_depth = scsi_change_queue_depth,
.can_queue = TW_Q_LENGTH-2,
.slave_configure = twl_slave_configure,
.this_id = -1,