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 int atapi_enabled;
42 extern struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap,
43 struct ata_device *dev);
44 extern void ata_qc_free(struct ata_queued_cmd *qc);
45 extern int ata_qc_issue(struct ata_queued_cmd *qc);
46 extern int ata_check_atapi_dma(struct ata_queued_cmd *qc);
47 extern void ata_dev_select(struct ata_port *ap, unsigned int device,
48 unsigned int wait, unsigned int can_sleep);
49 extern void ata_tf_to_host_nolock(struct ata_port *ap, struct ata_taskfile *tf);
50 extern void swap_buf_le16(u16 *buf, unsigned int buf_words);
54 extern void ata_to_sense_error(struct ata_queued_cmd *qc, u8 drv_stat);
55 extern int ata_scsi_error(struct Scsi_Host *host);
56 extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
59 extern unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf,
62 extern unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf,
64 extern unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf,
66 extern unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf,
68 extern unsigned int ata_scsiop_sync_cache(struct ata_scsi_args *args, u8 *rbuf,
70 extern unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
72 extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf,
74 extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
76 extern void ata_scsi_badcmd(struct scsi_cmnd *cmd,
77 void (*done)(struct scsi_cmnd *),
79 extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
80 unsigned int (*actor) (struct ata_scsi_args *args,
81 u8 *rbuf, unsigned int buflen));
83 static inline void ata_bad_scsiop(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
85 ata_scsi_badcmd(cmd, done, 0x20, 0x00);
88 static inline void ata_bad_cdb(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
90 ata_scsi_badcmd(cmd, done, 0x24, 0x00);
93 #endif /* __LIBATA_H__ */