diff options
| author | Christoph Hellwig | 2014-10-02 14:39:55 +0200 |
|---|---|---|
| committer | Christoph Hellwig | 2014-11-12 11:19:39 +0100 |
| commit | a62182f338b39a22035531c6afc0a8d2928b1df2 (patch) | |
| tree | 57ca6cea82a09d2655daf5c161024c5015373646 /drivers/scsi/lpfc/lpfc_scsi.c | |
| parent | 1d5203284d8acbdfdf9b478d434450b34f338f28 (diff) | |
scsi: provide a generic change_queue_type method
Most drivers use exactly the same implementation, so provide it as a
library function.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_scsi.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_scsi.c | 24 |
1 files changed, 2 insertions, 22 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index b99399fe2548..2896e52ac6cd 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -345,26 +345,6 @@ lpfc_change_queue_depth(struct scsi_device *sdev, int qdepth, int reason) } /** - * lpfc_change_queue_type() - Change a device's scsi tag queuing type - * @sdev: Pointer the scsi device whose queue depth is to change - * @tag_type: Identifier for queue tag type - */ -static int -lpfc_change_queue_type(struct scsi_device *sdev, int tag_type) -{ - if (sdev->tagged_supported) { - scsi_set_tag_type(sdev, tag_type); - if (tag_type) - scsi_activate_tcq(sdev, sdev->queue_depth); - else - scsi_deactivate_tcq(sdev, sdev->queue_depth); - } else - tag_type = 0; - - return tag_type; -} - -/** * lpfc_rampdown_queue_depth - Post RAMP_DOWN_QUEUE event to worker thread * @phba: The Hba for which this call is being executed. * @@ -6019,7 +5999,7 @@ struct scsi_host_template lpfc_template = { .max_sectors = 0xFFFF, .vendor_id = LPFC_NL_VENDOR_ID, .change_queue_depth = lpfc_change_queue_depth, - .change_queue_type = lpfc_change_queue_type, + .change_queue_type = scsi_change_queue_type, }; struct scsi_host_template lpfc_vport_template = { @@ -6042,5 +6022,5 @@ struct scsi_host_template lpfc_vport_template = { .shost_attrs = lpfc_vport_attrs, .max_sectors = 0xFFFF, .change_queue_depth = lpfc_change_queue_depth, - .change_queue_type = lpfc_change_queue_type, + .change_queue_type = scsi_change_queue_type, }; |