projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 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 | The contents of this file are subject to the Open | |
| 8 | Software License version 1.1 that can be found at | |
| 9 | http://www.opensource.org/licenses/osl-1.1.txt and is included herein | |
| 10 | by reference. | |
| 11 | ||
| 12 | Alternatively, the contents of this file may be used under the terms | |
| 13 | of the GNU General Public License version 2 (the "GPL") as distributed | |
| 14 | in the kernel source COPYING file, in which case the provisions of | |
| 15 | the GPL are applicable instead of the above. If you wish to allow | |
| 16 | the use of your version of this file only under the terms of the | |
| 17 | GPL and not to allow others to use your version of this file under | |
| 18 | the OSL, indicate your decision by deleting the provisions above and | |
| 19 | replace them with the notice and other provisions required by the GPL. | |
| 20 | If you do not delete the provisions above, a recipient may use your | |
| 21 | version of this file under either the OSL or the GPL. | |
| 22 | ||
| 23 | */ | |
| 24 | ||
| 25 | #ifndef __LIBATA_H__ | |
| 26 | #define __LIBATA_H__ | |
| 27 | ||
| 28 | #define DRV_NAME "libata" | |
| 29 | #define DRV_VERSION "1.10" /* must be exactly four chars */ | |
| 30 | ||
| 31 | struct ata_scsi_args { | |
| 32 | u16 *id; | |
| 33 | struct scsi_cmnd *cmd; | |
| 34 | void (*done)(struct scsi_cmnd *); | |
| 35 | }; | |
| 36 | ||
| 37 | /* libata-core.c */ | |
| 38 | extern struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap, | |
| 39 | struct ata_device *dev); | |
| 40 | extern void ata_qc_free(struct ata_queued_cmd *qc); | |
| 41 | extern int ata_qc_issue(struct ata_queued_cmd *qc); | |
| 42 | extern int ata_check_atapi_dma(struct ata_queued_cmd *qc); | |
| 43 | extern void ata_dev_select(struct ata_port *ap, unsigned int device, | |
| 44 | unsigned int wait, unsigned int can_sleep); | |
| 45 | extern void ata_tf_to_host_nolock(struct ata_port *ap, struct ata_taskfile *tf); | |
| 46 | extern void swap_buf_le16(u16 *buf, unsigned int buf_words); | |
| b095518e JG |
47 | extern int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg); |
| 48 | extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg); | |
| 1da177e4 LT |
49 | |
| 50 | ||
| 51 | /* libata-scsi.c */ | |
| 1da177e4 LT |
52 | extern int ata_scsi_error(struct Scsi_Host *host); |
| 53 | extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf, | |
| 54 | unsigned int buflen); | |
| 55 | ||
| 56 | extern unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf, | |
| 57 | unsigned int buflen); | |
| 58 | ||
| 59 | extern unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf, | |
| 60 | unsigned int buflen); | |
| 61 | extern unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf, | |
| 62 | unsigned int buflen); | |
| 63 | extern unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf, | |
| 64 | unsigned int buflen); | |
| 65 | extern unsigned int ata_scsiop_sync_cache(struct ata_scsi_args *args, u8 *rbuf, | |
| 66 | unsigned int buflen); | |
| 67 | extern unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf, | |
| 68 | unsigned int buflen); | |
| 69 | extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf, | |
| 70 | unsigned int buflen); | |
| 71 | extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf, | |
| 72 | unsigned int buflen); | |
| 73 | extern void ata_scsi_badcmd(struct scsi_cmnd *cmd, | |
| 74 | void (*done)(struct scsi_cmnd *), | |
| 75 | u8 asc, u8 ascq); | |
| 76 | extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args, | |
| 77 | unsigned int (*actor) (struct ata_scsi_args *args, | |
| 78 | u8 *rbuf, unsigned int buflen)); | |
| 79 | ||
| 80 | static inline void ata_bad_scsiop(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
| 81 | { | |
| 82 | ata_scsi_badcmd(cmd, done, 0x20, 0x00); | |
| 83 | } | |
| 84 | ||
| 85 | static inline void ata_bad_cdb(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) | |
| 86 | { | |
| 87 | ata_scsi_badcmd(cmd, done, 0x24, 0x00); | |
| 88 | } | |
| 89 | ||
| 90 | #endif /* __LIBATA_H__ */ |