17  * 	Scan LUN 0; if the target responds to LUN 0 (even if there is no
23  * 		If target is SCSI-3 or up, issue a REPORT LUN, and scan
25  * 		sequentially scan LUNs up until some maximum is reached,
102 module_param_string(scan, scsi_scan_type, sizeof(scsi_scan_type),
104 MODULE_PARM_DESC(scan, "sync, async, manual, or none. "
106 		 "for manual device scan via the 'scan' sysfs attribute.");
145  * this function was called will have finished its scan.  Hosts which
464 	 * means it was allocated but never made visible (because a scan  in scsi_target_reap_ref_release()
664 				"scsi scan: INQUIRY pass %d length %d\n",  in scsi_probe_lun()
683 				"scsi scan: INQUIRY %s with code 0x%x\n",  in scsi_probe_lun()
762 			    "scsi scan: %d byte inquiry failed.  "  in scsi_probe_lun()
799 				    "scsi scan: INQUIRY result too short (%d),"  in scsi_probe_lun()
871 	 * that can correctly scan.  in scsi_add_lun()
1032 			    "in wrong state %s to complete scan\n",  in scsi_add_lun()
1134  *              needed on first scan
1161 	 * The rescan flag is used as an optimization, the first scan of a  in scsi_probe_and_add_lun()
1168 				"scsi scan: device exists on %s\n",  in scsi_probe_and_add_lun()
1210 		SCSI_LOG_SCAN_BUS(2, sdev_printk(KERN_INFO, sdev, "scsi scan:"  in scsi_probe_and_add_lun()
1219 					"scsi scan: consider passing scsi_mod."  in scsi_probe_and_add_lun()
1255 					"scsi scan: peripheral device type"  in scsi_probe_and_add_lun()
1288  * scsi_sequential_lun_scan - sequentially scan a SCSI target
1289  * @starget:	pointer to target structure to scan
1295  *     Generally, scan from LUN 1 (LUN 0 is assumed to already have been
1310 		"scsi scan: Sequential scan\n"));  in scsi_sequential_lun_scan()
1315 	 * override the other settings, and scan all of them. Normally,  in scsi_sequential_lun_scan()
1332 	 * scan any SCSI_1 device for non-0 luns, but that check would best  in scsi_sequential_lun_scan()
1343 	 * the other settings, and scan all of them.  in scsi_sequential_lun_scan()
1353 	 * Do not scan SCSI-2 or lower device past LUN 7, unless  in scsi_sequential_lun_scan()
1374  * scsi_report_lun_scan - Scan using SCSI REPORT LUN results
1377  * @rescan: nonzero if we can skip code only needed on first scan
1381  *   Scan the resulting list of LUNs by calling scsi_probe_and_add_lun.
1383  *   If BLINK_REPORTLUN2 is set, scan a target that supports more than 8
1390  *     0: scan completed (or no memory, so further scanning is futile)
1391  *     1: could not scan with REPORT LUN
1477 				"scsi scan: Sending REPORT LUNS to (try %d)\n",  in scsi_report_lun_scan()
1485 				"scsi scan: REPORT LUNS"  in scsi_report_lun_scan()
1520 		"scsi scan: REPORT LUN scan\n"));  in scsi_report_lun_scan()
1523 	 * Scan the luns in lun_data. The entry at offset 0 is really  in scsi_report_lun_scan()
1544 					" from lun %llu while scanning, scan"  in scsi_report_lun_scan()
1556 		 * the sdev we used didn't appear in the report luns scan  in scsi_report_lun_scan()
1644 		 * Don't scan the host adapter  in __scsi_scan_target()
1655 		 * Scan for a specific host/chan/id/lun.  in __scsi_scan_target()
1662 	 * Scan LUN 0, if there is some response, scan further. Ideally, we  in __scsi_scan_target()
1669 			 * The REPORT LUN did not scan the target,  in __scsi_scan_target()
1670 			 * do a sequential scan.  in __scsi_scan_target()
1688  * scsi_scan_target - scan a target id, possibly including all LUNs on the target.
1689  * @parent:	host to scan
1690  * @channel:	channel to scan
1691  * @id:		target id to scan
1692  * @lun:	Specific LUN to scan or SCAN_WILD_CARD
1696  *              'scan=manual' is set.
1699  *     Scan the target id on @parent, @channel, and @id. Scan at least LUN 0,
1702  *     First try a REPORT LUN scan, if that does not scan the target, do a
1703  *     sequential scan of LUNs on the target id.
1748 				 * Scan from high to low id.  in scsi_scan_channel()
1810  * scsi_prep_async_scan - prepare for an async scan
1814  * Tells the midlayer this host is going to do an asynchronous scan.
1861  * scsi_finish_async_scan - asynchronous scan has finished
1936  * scsi_scan_host - scan the given adapter
1937  * @shost:	adapter to scan