greybus: svc: remove bogus interface-reset helper

Remove unused, bogus interface-reset helper.

The interface-reset operation is initiated by the SVC, not the AP.
Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/svc.c

@@ -119,17 +119,6 @@ static int gb_svc_intf_device_id(struct gb_svc *svc, u8 intf_id, u8 device_id)
 				 &request, sizeof(request), NULL, 0);
 }
 
-int gb_svc_intf_reset(struct gb_svc *svc, u8 intf_id)
-{
-	struct gb_svc_intf_reset_request request;
-
-	request.intf_id = intf_id;
-
-	return gb_operation_sync(svc->connection, GB_SVC_TYPE_INTF_RESET,
-				 &request, sizeof(request), NULL, 0);
-}
-EXPORT_SYMBOL_GPL(gb_svc_intf_reset);
-
 int gb_svc_intf_eject(struct gb_svc *svc, u8 intf_id)
 {
 	struct gb_svc_intf_eject_request request;

drivers/staging/greybus/svc.h

@@ -48,7 +48,6 @@ int gb_svc_add(struct gb_svc *svc);
 void gb_svc_del(struct gb_svc *svc);
 void gb_svc_put(struct gb_svc *svc);
 
-int gb_svc_intf_reset(struct gb_svc *svc, u8 intf_id);
 int gb_svc_connection_create(struct gb_svc *svc, u8 intf1_id, u16 cport1_id,
 			     u8 intf2_id, u16 cport2_id, u8 cport_flags);
 void gb_svc_connection_destroy(struct gb_svc *svc, u8 intf1_id, u16 cport1_id,