include/scsi/scsi.h

1 /* SPDX-License-Identifier: GPL-2.0 */
24  * DIX-capable adapters effectively support infinite chaining for the
36  * standard mode-select header prepended to all mode-select commands
41 	__u8 medium;		/* device-specific medium type */
44 	__u8 density;		/* device-specific density code */
55  * The Well Known LUNS (SAM-3) in our int representation of a LUN
68  * scsi_status_is_check_condition - check the status return.
88 #define     EXTENDED_EXTENDED_IDENTIFY      0x02    /* SCSI-I only */
123  *      host_byte   = set by low-level driver to indicate status.
128 #define sense_class(sense)  (((sense) >> 4) & 0x7)  argument
129 #define sense_error(sense)  ((sense) & 0xf)  argument
130 #define sense_valid(sense)  ((sense) & 0x80)  argument
149  *  prior to SCSI-2 (i.e. over 12 years old) this value is (resp[2] + 1)
176  * Note that include/linux/cdrom.h also defines IOCTL 0x5300 - 0x5395
194  * scsi_status_is_good - check the status return.
211 	 * FIXME: bit0 is listed as reserved in SCSI-2, but is  in scsi_status_is_good()
212 	 * significant in SCSI-3.  For now, we follow the SCSI-2  in scsi_status_is_good()
218 		/* Next two "intermediate" statuses are obsolete in SAM-4 */  in scsi_status_is_good()
221 		/* FIXME: this is obsolete in SAM-3 */  in scsi_status_is_good()