256 #define RDAC_LOG(SHIFT, sdev, f, arg...) \  argument
259 		sdev_printk(KERN_INFO, sdev, RDAC_NAME ": " f "\n", ## arg); \
262 static struct request *get_rdac_req(struct scsi_device *sdev,  in get_rdac_req()  argument
266 	struct request_queue *q = sdev->request_queue;  in get_rdac_req()
271 		sdev_printk(KERN_INFO, sdev,  in get_rdac_req()
279 		sdev_printk(KERN_INFO, sdev,  in get_rdac_req()
292 static struct request *rdac_failover_get(struct scsi_device *sdev,  in rdac_failover_get()  argument
333 	rq = get_rdac_req(sdev, &h->ctlr->mode_select, data_size, WRITE);  in rdac_failover_get()
365 			u8 *array_id, struct scsi_device *sdev)  in get_controller()  argument
372 			  (tmp->host == sdev->host)) {  in get_controller()
384 	ctlr->host = sdev->host;  in get_controller()
399 static int submit_inquiry(struct scsi_device *sdev, int page_code,  in submit_inquiry()  argument
403 	struct request_queue *q = sdev->request_queue;  in submit_inquiry()
406 	rq = get_rdac_req(sdev, &h->inq, len, READ);  in submit_inquiry()
430 static int get_lun_info(struct scsi_device *sdev, struct rdac_dh_data *h,  in get_lun_info()  argument
436 	err = submit_inquiry(sdev, 0xC8, sizeof(struct c8_inquiry), h);  in get_lun_info()
456 static int check_ownership(struct scsi_device *sdev, struct rdac_dh_data *h)  in check_ownership()  argument
462 	err = submit_inquiry(sdev, 0xC9, sizeof(struct c9_inquiry), h);  in check_ownership()
492 static int initialize_controller(struct scsi_device *sdev,  in initialize_controller()  argument
498 	err = submit_inquiry(sdev, 0xC4, sizeof(struct c4_inquiry), h);  in initialize_controller()
508 		h->ctlr = get_controller(index, array_name, array_id, sdev);  in initialize_controller()
516 static int set_mode_select(struct scsi_device *sdev, struct rdac_dh_data *h)  in set_mode_select()  argument
521 	err = submit_inquiry(sdev, 0xC2, sizeof(struct c2_inquiry), h);  in set_mode_select()
536 static int mode_select_handle_sense(struct scsi_device *sdev,  in mode_select_handle_sense()  argument
541 	struct rdac_dh_data *h = sdev->handler_data;  in mode_select_handle_sense()
571 	RDAC_LOG(RDAC_LOG_FAILOVER, sdev, "array %s, ctlr %d, "  in mode_select_handle_sense()
585 	struct scsi_device *sdev = ctlr->ms_sdev;  in send_mode_select()  local
586 	struct rdac_dh_data *h = sdev->handler_data;  in send_mode_select()
587 	struct request_queue *q = sdev->request_queue;  in send_mode_select()
600 	rq = rdac_failover_get(sdev, h, &list);  in send_mode_select()
604 	RDAC_LOG(RDAC_LOG_FAILOVER, sdev, "array %s, ctlr %d, "  in send_mode_select()
612 		err = mode_select_handle_sense(sdev, h->sense);  in send_mode_select()
620 		RDAC_LOG(RDAC_LOG_FAILOVER, sdev, "array %s, ctlr %d, "  in send_mode_select()
637 static int queue_mode_select(struct scsi_device *sdev,  in queue_mode_select()  argument
647 	qdata->h = sdev->handler_data;  in queue_mode_select()
656 		ctlr->ms_sdev = sdev;  in queue_mode_select()
663 static int rdac_activate(struct scsi_device *sdev,  in rdac_activate()  argument
666 	struct rdac_dh_data *h = sdev->handler_data;  in rdac_activate()
670 	err = check_ownership(sdev, h);  in rdac_activate()
689 		err = queue_mode_select(sdev, fn, data);  in rdac_activate()
699 static int rdac_prep_fn(struct scsi_device *sdev, struct request *req)  in rdac_prep_fn()  argument
701 	struct rdac_dh_data *h = sdev->handler_data;  in rdac_prep_fn()
712 static int rdac_check_sense(struct scsi_device *sdev,  in rdac_check_sense()  argument
715 	struct rdac_dh_data *h = sdev->handler_data;  in rdac_check_sense()
717 	RDAC_LOG(RDAC_LOG_SENSE, sdev, "array %s, ctlr %d, "  in rdac_check_sense()
777 static int rdac_bus_attach(struct scsi_device *sdev)  in rdac_bus_attach()  argument
790 	err = get_lun_info(sdev, h, array_name, array_id);  in rdac_bus_attach()
794 	err = initialize_controller(sdev, h, array_name, array_id);  in rdac_bus_attach()
798 	err = check_ownership(sdev, h);  in rdac_bus_attach()
802 	err = set_mode_select(sdev, h);  in rdac_bus_attach()
806 	sdev_printk(KERN_NOTICE, sdev,  in rdac_bus_attach()
811 	sdev->handler_data = h;  in rdac_bus_attach()
824 static void rdac_bus_detach( struct scsi_device *sdev )  in rdac_bus_detach()  argument
826 	struct rdac_dh_data *h = sdev->handler_data;  in rdac_bus_detach()
835 	sdev->handler_data = NULL;  in rdac_bus_detach()