2 * libata.h - helper library for ATA
4 * Copyright 2003-2004 Red Hat, Inc. All rights reserved.
5 * Copyright 2003-2004 Jeff Garzik
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2, or (at your option)
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; see the file COPYING. If not, write to
20 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
23 * libata documentation is available via 'make {ps|pdf}docs',
24 * as Documentation/DocBook/libata.*
31 #define DRV_NAME "libata"
32 #define DRV_VERSION "1.12" /* must be exactly four chars */
34 struct ata_scsi_args
{
36 struct scsi_cmnd
*cmd
;
37 void (*done
)(struct scsi_cmnd
*);
41 extern struct ata_queued_cmd
*ata_qc_new_init(struct ata_port
*ap
,
42 struct ata_device
*dev
);
43 extern void ata_qc_free(struct ata_queued_cmd
*qc
);
44 extern int ata_qc_issue(struct ata_queued_cmd
*qc
);
45 extern int ata_check_atapi_dma(struct ata_queued_cmd
*qc
);
46 extern void ata_dev_select(struct ata_port
*ap
, unsigned int device
,
47 unsigned int wait
, unsigned int can_sleep
);
48 extern void ata_tf_to_host_nolock(struct ata_port
*ap
, struct ata_taskfile
*tf
);
49 extern void swap_buf_le16(u16
*buf
, unsigned int buf_words
);
53 extern void ata_to_sense_error(struct ata_queued_cmd
*qc
, u8 drv_stat
);
54 extern int ata_scsi_error(struct Scsi_Host
*host
);
55 extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args
*args
, u8
*rbuf
,
58 extern unsigned int ata_scsiop_inq_00(struct ata_scsi_args
*args
, u8
*rbuf
,
61 extern unsigned int ata_scsiop_inq_80(struct ata_scsi_args
*args
, u8
*rbuf
,
63 extern unsigned int ata_scsiop_inq_83(struct ata_scsi_args
*args
, u8
*rbuf
,
65 extern unsigned int ata_scsiop_noop(struct ata_scsi_args
*args
, u8
*rbuf
,
67 extern unsigned int ata_scsiop_sync_cache(struct ata_scsi_args
*args
, u8
*rbuf
,
69 extern unsigned int ata_scsiop_mode_sense(struct ata_scsi_args
*args
, u8
*rbuf
,
71 extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args
*args
, u8
*rbuf
,
73 extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args
*args
, u8
*rbuf
,
75 extern void ata_scsi_badcmd(struct scsi_cmnd
*cmd
,
76 void (*done
)(struct scsi_cmnd
*),
78 extern void ata_scsi_rbuf_fill(struct ata_scsi_args
*args
,
79 unsigned int (*actor
) (struct ata_scsi_args
*args
,
80 u8
*rbuf
, unsigned int buflen
));
82 static inline void ata_bad_scsiop(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
84 ata_scsi_badcmd(cmd
, done
, 0x20, 0x00);
87 static inline void ata_bad_cdb(struct scsi_cmnd
*cmd
, void (*done
)(struct scsi_cmnd
*))
89 ata_scsi_badcmd(cmd
, done
, 0x24, 0x00);
92 #endif /* __LIBATA_H__ */