78 	struct scsi_device	*sdev;  member
89 static inline struct alua_dh_data *get_alua_data(struct scsi_device *sdev)  in get_alua_data()  argument
91 	return container_of(sdev->scsi_dh_data, struct alua_dh_data, dh_data);  in get_alua_data()
109 static struct request *get_alua_req(struct scsi_device *sdev,  in get_alua_req()  argument
113 	struct request_queue *q = sdev->request_queue;  in get_alua_req()
118 		sdev_printk(KERN_INFO, sdev,  in get_alua_req()
126 		sdev_printk(KERN_INFO, sdev,  in get_alua_req()
143 static int submit_vpd_inquiry(struct scsi_device *sdev, struct alua_dh_data *h)  in submit_vpd_inquiry()  argument
148 	rq = get_alua_req(sdev, h->buff, h->bufflen, READ);  in submit_vpd_inquiry()
165 		sdev_printk(KERN_INFO, sdev,  in submit_vpd_inquiry()
180 static unsigned submit_rtpg(struct scsi_device *sdev, struct alua_dh_data *h,  in submit_rtpg()  argument
186 	rq = get_alua_req(sdev, h->buff, h->bufflen, READ);  in submit_rtpg()
208 		sdev_printk(KERN_INFO, sdev,  in submit_rtpg()
247 		err = alua_check_sense(h->sdev, &sense_hdr);  in stpg_endio()
252 		sdev_printk(KERN_INFO, h->sdev,  in stpg_endio()
262 		sdev_printk(KERN_INFO, h->sdev,  in stpg_endio()
288 	struct scsi_device *sdev = h->sdev;  in submit_stpg()  local
296 	rq = get_alua_req(sdev, h->buff, stpg_len, WRITE);  in submit_stpg()
325 static int alua_check_tpgs(struct scsi_device *sdev, struct alua_dh_data *h)  in alua_check_tpgs()  argument
329 	h->tpgs = scsi_device_tpgs(sdev);  in alua_check_tpgs()
332 		sdev_printk(KERN_INFO, sdev,  in alua_check_tpgs()
337 		sdev_printk(KERN_INFO, sdev, "%s: supports explicit TPGS\n",  in alua_check_tpgs()
341 		sdev_printk(KERN_INFO, sdev, "%s: supports implicit TPGS\n",  in alua_check_tpgs()
346 		sdev_printk(KERN_INFO, sdev, "%s: not supported\n",  in alua_check_tpgs()
362 static int alua_vpd_inquiry(struct scsi_device *sdev, struct alua_dh_data *h)  in alua_vpd_inquiry()  argument
369 	err = submit_vpd_inquiry(sdev, h);  in alua_vpd_inquiry()
379 			sdev_printk(KERN_WARNING, sdev,  in alua_vpd_inquiry()
414 		sdev_printk(KERN_INFO, sdev,  in alua_vpd_inquiry()
421 		sdev_printk(KERN_INFO, sdev,  in alua_vpd_inquiry()
451 static int alua_check_sense(struct scsi_device *sdev,  in alua_check_sense()  argument
476 		if (sdev->allow_restart &&  in alua_check_sense()
537 static int alua_rtpg(struct scsi_device *sdev, struct alua_dh_data *h, int wait_for_transition)  in alua_rtpg()  argument
554 	err = submit_rtpg(sdev, h, rtpg_ext_hdr_req);  in alua_rtpg()
577 		err = alua_check_sense(sdev, &sense_hdr);  in alua_rtpg()
580 		sdev_printk(KERN_INFO, sdev,  in alua_rtpg()
595 			sdev_printk(KERN_WARNING, sdev,  in alua_rtpg()
610 		sdev_printk(KERN_INFO, sdev,  in alua_rtpg()
633 	sdev_printk(KERN_INFO, sdev,  in alua_rtpg()
681 static int alua_initialize(struct scsi_device *sdev, struct alua_dh_data *h)  in alua_initialize()  argument
685 	err = alua_check_tpgs(sdev, h);  in alua_initialize()
689 	err = alua_vpd_inquiry(sdev, h);  in alua_initialize()
693 	err = alua_rtpg(sdev, h, 0);  in alua_initialize()
709 static int alua_set_params(struct scsi_device *sdev, const char *params)  in alua_set_params()  argument
711 	struct alua_dh_data *h = get_alua_data(sdev);  in alua_set_params()
746 static int alua_activate(struct scsi_device *sdev,  in alua_activate()  argument
749 	struct alua_dh_data *h = get_alua_data(sdev);  in alua_activate()
753 	err = alua_rtpg(sdev, h, 1);  in alua_activate()
805 static int alua_prep_fn(struct scsi_device *sdev, struct request *req)  in alua_prep_fn()  argument
807 	struct alua_dh_data *h = get_alua_data(sdev);  in alua_prep_fn()
822 static bool alua_match(struct scsi_device *sdev)  in alua_match()  argument
824 	return (scsi_device_tpgs(sdev) != 0);  in alua_match()
831 static struct scsi_dh_data *alua_bus_attach(struct scsi_device *sdev)  in alua_bus_attach()  argument
845 	h->sdev = sdev;  in alua_bus_attach()
847 	err = alua_initialize(sdev, h);  in alua_bus_attach()
851 	sdev_printk(KERN_NOTICE, sdev, "%s: Attached\n", ALUA_DH_NAME);  in alua_bus_attach()
862 static void alua_bus_detach(struct scsi_device *sdev)  in alua_bus_detach()  argument
864 	struct alua_dh_data *h = get_alua_data(sdev);  in alua_bus_detach()