3  *  libata-scsi.c - helper library for ATA
234  *	ata_scsi_set_passthru_sense_fields - Set ATA fields in sense buffer
235  *	@qc: ATA PASS-THROUGH command.
237  *	Populates "ATA Status Return sense data descriptor" / "Fixed format
238  *	sense data" with ATA taskfile fields.
252 			    "missing result TF: can't set ATA PT sense fields\n");  in ata_scsi_set_passthru_sense_fields()
522 		/* If we set cc then ATA pass-through will cause a  in ata_cmd_ioctl()
530 		/* Send userspace a few ATA registers (same as drivers/ide) */  in ata_cmd_ioctl()
532 		    desc[0] == 0x09) {		/* code is "ATA Descriptor" */  in ata_cmd_ioctl()
610 		/* If we set cc then ATA pass-through will cause a  in ata_task_ioctl()
618 		/* Send userspace ATA registers */  in ata_task_ioctl()
620 				desc[0] == 0x09) {/* code is "ATA Descriptor" */  in ata_task_ioctl()
721  *	@dev: ATA device to which the new command is attached
722  *	@cmd: SCSI command that originated this ATA command
726  *	ATA command sent to the hardware.
794  *	ata_to_sense_error - convert ATA error to SCSI error
795  *	@drv_stat: value contained in ATA status register
796  *	@drv_err: value contained in ATA error register
801  *	Converts an ATA error into a SCSI error.  Fill out pointers to
920  *	This function is specific to the ATA pass through commands.
922  *	block. If there was no error, we get the request from an ATA
925  *	asc,ascq = ATA PASS-THROUGH INFORMATION AVAILABLE
940 			    "missing result TF: can't generate ATA PT sense data\n");  in ata_gen_passthru_sense()
955 		 * ATA PASS-THROUGH INFORMATION AVAILABLE  in ata_gen_passthru_sense()
974  *	Generate sense block for a failed ATA command @qc.  Descriptor
1140  *	associated with an ATA device is scanned on a port.
1156 	 * consumer (child) and the ata port the supplier (parent).  in ata_scsi_sdev_init()
1204  *	Clear dev->sdev, schedule the device for ATA detach and invoke
1234  *	@qc: Storage for translated ATA taskfile
1236  *	Sets up an ATA taskfile to issue STANDBY (to stop) or READ VERIFY
1295  *	@qc: Storage for translated ATA taskfile
1297  *	Sets up an ATA taskfile to issue FLUSH CACHE or
1385  *	ata_scsi_verify_xlat - Translate SCSI VERIFY command into an ATA one
1386  *	@qc: Storage for translated ATA taskfile
1388  *	Converts SCSI VERIFY command to an ATA READ VERIFY command.
1528  *	ata_scsi_rw_xlat - Translate SCSI r/w command into an ATA one
1529  *	@qc: Storage for translated ATA taskfile
1532  *	ATA counterpart, including starting sector (LBA),
1614 	/* Check and compose ATA command */  in ata_scsi_rw_xlat()
1618 		 * However, for ATA R/W commands, sector count 0 means  in ata_scsi_rw_xlat()
1621 		 * WARNING: one or two older ATA drives treat 0 as 0...  in ata_scsi_rw_xlat()
1667 	/* For ATA pass thru (SAT) commands, generate a sense block if  in ata_scsi_qc_complete()
1670 	 * condition is generated and the ATA register values are returned  in ata_scsi_qc_complete()
1674 	 * asc,ascq = ATA PASS-THROUGH INFORMATION AVAILABLE  in ata_scsi_qc_complete()
1690  *	ata_scsi_translate - Translate then issue SCSI command to ATA device
1691  *	@dev: ATA device to which the command is addressed
1693  *	@xlat_func: Actor which translates @cmd to an ATA taskfile
1696  *	command issued can be directly translated into an ATA
1703  *	ATA command, else 1 to finish translation. If 1 is returned
1863 	 * Set the SCSI Removable Media Bit (RMB) if the ATA removable media  in ata_scsiop_inq_std()
1864 	 * device bit (obsolete since ATA-8 ACS) is set.  in ata_scsiop_inq_std()
1878 	memcpy(&rbuf[8], "ATA     ", 8);  in ata_scsiop_inq_std()
1920 		0x89,	/* page 0x89, ata info page */  in ata_scsiop_inq_00()
1946  *	Returns ATA device serial number.
1975  *	 - vendor specific ASCII containing the ATA serial number
1977  *	   name ("ATA     "), model and serial numbers.
2005 	memcpy(rbuf + num, "ATA     ", 8);  in ata_scsiop_inq_83()
2031  *	ata_scsiop_inq_89 - Simulate INQUIRY VPD page 89, ATA info
2036  *	Yields SAT-specified ATA VPD page.
2056 	/* we don't store the ATA device signature, so we fake it */  in ata_scsiop_inq_89()
2100 	 * The ATA spec doesn't even know about a granularity or alignment  in ata_scsiop_inq_b0()
2369  * Translate an ATA duration limit in microseconds to a SCSI duration limit
2441  * (ATA feature control mode page).
2451 	 * The first four bytes of ATA Feature Control mode page are a header.  in ata_msense_control_ata_feature()
2466  *	@dev: ATA device of interest
2962  *	@ap: ATA port to which the device is attached
2963  *	@scsidev: SCSI device from which we derive the ATA device
2966  *	map that onto an ATA bus, and using that mapping
2974  *	Associated ATA device, or %NULL if not found.
3027  *	ata_scsi_pass_thru - convert ATA pass-thru CDB to taskfile
3044 	/* 7Fh variable length cmd means a ata pass-thru(32) */  in ata_scsi_pass_thru()
3347  * ata_scsi_write_same_xlat() - SATL Write Same to ATA SCT Write Same
3561  *	ata_scsi_report_zones_complete - convert ATA output
3794  *	@qc: Storage for translated ATA taskfile
3889  * Translate MODE SELECT control mode page, sub-pages f2h (ATA feature mode
3901 	 * The first four bytes of ATA Feature Control mode page are a header,  in ata_mselect_control_ata_feature()
3942  *	@qc: Storage for translated ATA taskfile
3968  *	@qc: Storage for translated ATA taskfile
3970  *	Converts a MODE SELECT command to an ATA SET FEATURES taskfile.
4068 	 * Supported subpages: all subpages and ATA feature sub-page f2h of  in ata_scsi_mode_select_xlat()
4109 			goto skip; /* No ATA command to send */  in ata_scsi_mode_select_xlat()
4166 	 * We don't support the ATA "security" protocol.  in ata_scsi_security_inout_xlat()
4184 		/* convert to the sector-based ATA addressing */  in ata_scsi_security_inout_xlat()
4227 	 * if service action represents a ata pass-thru(32) command,  in ata_scsi_var_len_cdb_xlat()
4238  *	ata_get_xlat_func - check if SCSI to ATA translation is possible
4239  *	@dev: ATA device
4338 		/* ATA_16 passthru, treat as an ATA command */  in __ata_scsi_queuecmd()
4364  *	ATA taskfiles, and queues the taskfiles to be sent to
4368  *	ATA and ATAPI devices appearing as SCSI devices.
4371  *	ATA host lock
4404  *	ata_scsi_simulate - simulate SCSI command on ATA device
4629  *	@dev: ATA device to offline attached SCSI device for
4653  *	@dev: ATA device to remove attached SCSI device for
4750  *	@work: Pointer to ATA port to perform SCSI hotplug on
4855  *	@work: Pointer to ATA port to perform scsi_rescan_device()
4857  *	After ATA pass thru (SAT) commands are executed successfully,