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1da177e4 | 1 | /* |
af36d7f0 JG |
2 | * libata.h - helper library for ATA |
3 | * | |
4 | * Copyright 2003-2004 Red Hat, Inc. All rights reserved. | |
5 | * Copyright 2003-2004 Jeff Garzik | |
6 | * | |
7 | * | |
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) | |
11 | * any later version. | |
12 | * | |
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. | |
17 | * | |
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. | |
21 | * | |
22 | * | |
23 | * libata documentation is available via 'make {ps|pdf}docs', | |
24 | * as Documentation/DocBook/libata.* | |
25 | * | |
1da177e4 LT |
26 | */ |
27 | ||
28 | #ifndef __LIBATA_H__ | |
29 | #define __LIBATA_H__ | |
30 | ||
31 | #define DRV_NAME "libata" | |
6885433c | 32 | #define DRV_VERSION "1.12" /* must be exactly four chars */ |
1da177e4 LT |
33 | |
34 | struct ata_scsi_args { | |
35 | u16 *id; | |
36 | struct scsi_cmnd *cmd; | |
37 | void (*done)(struct scsi_cmnd *); | |
38 | }; | |
39 | ||
40 | /* libata-core.c */ | |
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); | |
50 | ||
51 | ||
52 | /* libata-scsi.c */ | |
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, | |
56 | unsigned int buflen); | |
57 | ||
58 | extern unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf, | |
59 | unsigned int buflen); | |
60 | ||
61 | extern unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf, | |
62 | unsigned int buflen); | |
63 | extern unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf, | |
64 | unsigned int buflen); | |
65 | extern unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf, | |
66 | unsigned int buflen); | |
67 | extern unsigned int ata_scsiop_sync_cache(struct ata_scsi_args *args, u8 *rbuf, | |
68 | unsigned int buflen); | |
69 | extern unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf, | |
70 | unsigned int buflen); | |
71 | extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf, | |
72 | unsigned int buflen); | |
73 | extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf, | |
74 | unsigned int buflen); | |
75 | extern void ata_scsi_badcmd(struct scsi_cmnd *cmd, | |
76 | void (*done)(struct scsi_cmnd *), | |
77 | u8 asc, u8 ascq); | |
8a60a071 | 78 | extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args, |
1da177e4 LT |
79 | unsigned int (*actor) (struct ata_scsi_args *args, |
80 | u8 *rbuf, unsigned int buflen)); | |
81 | ||
82 | static inline void ata_bad_scsiop(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
83 | { | |
84 | ata_scsi_badcmd(cmd, done, 0x20, 0x00); | |
85 | } | |
86 | ||
87 | static inline void ata_bad_cdb(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
88 | { | |
89 | ata_scsi_badcmd(cmd, done, 0x24, 0x00); | |
90 | } | |
91 | ||
92 | #endif /* __LIBATA_H__ */ |