257 #define RDAC_LOG(SHIFT, sdev, f, arg...) \  argument
260 		sdev_printk(KERN_INFO, sdev, RDAC_NAME ": " f "\n", ## arg); \
263 static inline struct rdac_dh_data *get_rdac_data(struct scsi_device *sdev)  in get_rdac_data()  argument
265 	return container_of(sdev->scsi_dh_data, struct rdac_dh_data, dh_data);  in get_rdac_data()
268 static struct request *get_rdac_req(struct scsi_device *sdev,  in get_rdac_req()  argument
272 	struct request_queue *q = sdev->request_queue;  in get_rdac_req()
277 		sdev_printk(KERN_INFO, sdev,  in get_rdac_req()
285 		sdev_printk(KERN_INFO, sdev,  in get_rdac_req()
298 static struct request *rdac_failover_get(struct scsi_device *sdev,  in rdac_failover_get()  argument
339 	rq = get_rdac_req(sdev, &h->ctlr->mode_select, data_size, WRITE);  in rdac_failover_get()
371 			u8 *array_id, struct scsi_device *sdev)  in get_controller()  argument
378 			  (tmp->host == sdev->host)) {  in get_controller()
390 	ctlr->host = sdev->host;  in get_controller()
405 static int submit_inquiry(struct scsi_device *sdev, int page_code,  in submit_inquiry()  argument
409 	struct request_queue *q = sdev->request_queue;  in submit_inquiry()
412 	rq = get_rdac_req(sdev, &h->inq, len, READ);  in submit_inquiry()
436 static int get_lun_info(struct scsi_device *sdev, struct rdac_dh_data *h,  in get_lun_info()  argument
442 	err = submit_inquiry(sdev, 0xC8, sizeof(struct c8_inquiry), h);  in get_lun_info()
462 static int check_ownership(struct scsi_device *sdev, struct rdac_dh_data *h)  in check_ownership()  argument
468 	err = submit_inquiry(sdev, 0xC9, sizeof(struct c9_inquiry), h);  in check_ownership()
498 static int initialize_controller(struct scsi_device *sdev,  in initialize_controller()  argument
504 	err = submit_inquiry(sdev, 0xC4, sizeof(struct c4_inquiry), h);  in initialize_controller()
514 		h->ctlr = get_controller(index, array_name, array_id, sdev);  in initialize_controller()
522 static int set_mode_select(struct scsi_device *sdev, struct rdac_dh_data *h)  in set_mode_select()  argument
527 	err = submit_inquiry(sdev, 0xC2, sizeof(struct c2_inquiry), h);  in set_mode_select()
542 static int mode_select_handle_sense(struct scsi_device *sdev,  in mode_select_handle_sense()  argument
547 	struct rdac_dh_data *h = get_rdac_data(sdev);  in mode_select_handle_sense()
577 	RDAC_LOG(RDAC_LOG_FAILOVER, sdev, "array %s, ctlr %d, "  in mode_select_handle_sense()
591 	struct scsi_device *sdev = ctlr->ms_sdev;  in send_mode_select()  local
592 	struct rdac_dh_data *h = get_rdac_data(sdev);  in send_mode_select()
593 	struct request_queue *q = sdev->request_queue;  in send_mode_select()
606 	rq = rdac_failover_get(sdev, h, &list);  in send_mode_select()
610 	RDAC_LOG(RDAC_LOG_FAILOVER, sdev, "array %s, ctlr %d, "  in send_mode_select()
618 		err = mode_select_handle_sense(sdev, h->sense);  in send_mode_select()
626 		RDAC_LOG(RDAC_LOG_FAILOVER, sdev, "array %s, ctlr %d, "  in send_mode_select()
643 static int queue_mode_select(struct scsi_device *sdev,  in queue_mode_select()  argument
653 	qdata->h = get_rdac_data(sdev);  in queue_mode_select()
662 		ctlr->ms_sdev = sdev;  in queue_mode_select()
669 static int rdac_activate(struct scsi_device *sdev,  in rdac_activate()  argument
672 	struct rdac_dh_data *h = get_rdac_data(sdev);  in rdac_activate()
676 	err = check_ownership(sdev, h);  in rdac_activate()
695 		err = queue_mode_select(sdev, fn, data);  in rdac_activate()
705 static int rdac_prep_fn(struct scsi_device *sdev, struct request *req)  in rdac_prep_fn()  argument
707 	struct rdac_dh_data *h = get_rdac_data(sdev);  in rdac_prep_fn()
718 static int rdac_check_sense(struct scsi_device *sdev,  in rdac_check_sense()  argument
721 	struct rdac_dh_data *h = get_rdac_data(sdev);  in rdac_check_sense()
723 	RDAC_LOG(RDAC_LOG_SENSE, sdev, "array %s, ctlr %d, "  in rdac_check_sense()
814 static bool rdac_match(struct scsi_device *sdev)  in rdac_match()  argument
818 	if (scsi_device_tpgs(sdev))  in rdac_match()
822 		if (!strncmp(sdev->vendor, rdac_dev_list[i].vendor,  in rdac_match()
824 		    !strncmp(sdev->model, rdac_dev_list[i].model,  in rdac_match()
832 static struct scsi_dh_data *rdac_bus_attach(struct scsi_device *sdev)  in rdac_bus_attach()  argument
845 	err = get_lun_info(sdev, h, array_name, array_id);  in rdac_bus_attach()
849 	err = initialize_controller(sdev, h, array_name, array_id);  in rdac_bus_attach()
853 	err = check_ownership(sdev, h);  in rdac_bus_attach()
857 	err = set_mode_select(sdev, h);  in rdac_bus_attach()
861 	sdev_printk(KERN_NOTICE, sdev,  in rdac_bus_attach()
878 static void rdac_bus_detach( struct scsi_device *sdev )  in rdac_bus_detach()  argument
880 	struct rdac_dh_data *h = get_rdac_data(sdev);  in rdac_bus_detach()