[PATCH 2/6] ata,scsi: remove ata_sas_port_{start,stop} callbacks

[Hannes Reinecke <hare@suse.de>]

Callbacks are empty now, so remove them.

Signed-off-by: Hannes Reinecke <hare@suse.de>
---
 drivers/ata/libata-sata.c     | 36 -----------------------------------
 drivers/scsi/libsas/sas_ata.c |  2 --
 include/linux/libata.h        |  2 --
 3 files changed, 40 deletions(-)

diff --git a/drivers/ata/libata-sata.c b/drivers/ata/libata-sata.c
index bd2a754b645c..3c56b15c43f1 100644
--- a/drivers/ata/libata-sata.c
+++ b/drivers/ata/libata-sata.c
@@ -1123,42 +1123,6 @@ struct ata_port *ata_sas_port_alloc(struct ata_host *host,
 }
 EXPORT_SYMBOL_GPL(ata_sas_port_alloc);
 
-/**
- *	ata_sas_port_start - Set port up for dma.
- *	@ap: Port to initialize
- *
- *	Called just after data structures for each port are
- *	initialized.
- *
- *	May be used as the port_start() entry in ata_port_operations.
- *
- *	LOCKING:
- *	Inherited from caller.
- */
-int ata_sas_port_start(struct ata_port *ap)
-{
-	/*
-	 * the port is marked as frozen at allocation time
-	 */
-	return 0;
-}
-EXPORT_SYMBOL_GPL(ata_sas_port_start);
-
-/**
- *	ata_sas_port_stop - Undo ata_sas_port_start()
- *	@ap: Port to shut down
- *
- *	May be used as the port_stop() entry in ata_port_operations.
- *
- *	LOCKING:
- *	Inherited from caller.
- */
-
-void ata_sas_port_stop(struct ata_port *ap)
-{
-}
-EXPORT_SYMBOL_GPL(ata_sas_port_stop);
-
 /**
  * ata_sas_async_probe - simply schedule probing and return
  * @ap: Port to probe
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index 77714a495cbb..7ead1f1be97f 100644
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -565,8 +565,6 @@ static struct ata_port_operations sas_sata_ops = {
 	.qc_prep		= ata_noop_qc_prep,
 	.qc_issue		= sas_ata_qc_issue,
 	.qc_fill_rtf		= sas_ata_qc_fill_rtf,
-	.port_start		= ata_sas_port_start,
-	.port_stop		= ata_sas_port_stop,
 	.set_dmamode		= sas_ata_set_dmamode,
 	.sched_eh		= sas_ata_sched_eh,
 	.end_eh			= sas_ata_end_eh,
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 311cd93377c7..395b25fea187 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1228,10 +1228,8 @@ extern struct ata_port *ata_sas_port_alloc(struct ata_host *,
 extern void ata_sas_async_probe(struct ata_port *ap);
 extern int ata_sas_sync_probe(struct ata_port *ap);
 extern int ata_sas_port_init(struct ata_port *);
-extern int ata_sas_port_start(struct ata_port *ap);
 extern int ata_sas_tport_add(struct device *parent, struct ata_port *ap);
 extern void ata_sas_tport_delete(struct ata_port *ap);
-extern void ata_sas_port_stop(struct ata_port *ap);
 extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *);
 extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap);
 extern void ata_tf_to_fis(const struct ata_taskfile *tf,
-- 
2.35.3