projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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" | |
| af64371a | 32 | #define DRV_VERSION "1.30" /* must be exactly four chars */ |
| 1da177e4 LT |
33 | |
| 34 | struct ata_scsi_args { | |
| 9a3dccc4 | 35 | struct ata_device *dev; |
| 1da177e4 LT |
36 | u16 *id; |
| 37 | struct scsi_cmnd *cmd; | |
| 38 | void (*done)(struct scsi_cmnd *); | |
| 39 | }; | |
| 40 | ||
| 41 | /* libata-core.c */ | |
| 1623c81e | 42 | extern int atapi_enabled; |
| 95de719a | 43 | extern int atapi_dmadir; |
| c3c013a2 | 44 | extern int libata_fua; |
| 3373efd8 | 45 | extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev); |
| 9a3dccc4 | 46 | extern int ata_rwcmd_protocol(struct ata_queued_cmd *qc); |
| 3373efd8 | 47 | extern void ata_dev_disable(struct ata_device *dev); |
| 86e45b6b | 48 | extern void ata_port_flush_task(struct ata_port *ap); |
| 3373efd8 | 49 | extern unsigned ata_exec_internal(struct ata_device *dev, |
| 1ad8e7f9 TH |
50 | struct ata_taskfile *tf, const u8 *cdb, |
| 51 | int dma_dir, void *buf, unsigned int buflen); | |
| 3c567b7d TH |
52 | extern int sata_down_spd_limit(struct ata_port *ap); |
| 53 | extern int sata_set_spd_needed(struct ata_port *ap); | |
| 3373efd8 | 54 | extern int ata_down_xfermask_limit(struct ata_device *dev, int force_pio0); |
| 1ad8e7f9 | 55 | extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev); |
| 2bf2cb26 | 56 | extern int ata_do_reset(struct ata_port *ap, ata_reset_fn_t reset, |
| 96bd39ec | 57 | unsigned int *classes); |
| 1da177e4 | 58 | extern void ata_qc_free(struct ata_queued_cmd *qc); |
| 8e0e694a | 59 | extern void ata_qc_issue(struct ata_queued_cmd *qc); |
| f686bcb8 | 60 | extern void __ata_qc_complete(struct ata_queued_cmd *qc); |
| 1da177e4 LT |
61 | extern int ata_check_atapi_dma(struct ata_queued_cmd *qc); |
| 62 | extern void ata_dev_select(struct ata_port *ap, unsigned int device, | |
| 63 | unsigned int wait, unsigned int can_sleep); | |
| 1da177e4 | 64 | extern void swap_buf_le16(u16 *buf, unsigned int buf_words); |
| 3ef3b43d | 65 | extern void ata_dev_init(struct ata_device *dev); |
| b095518e JG |
66 | extern int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg); |
| 67 | extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg); | |
| 1da177e4 LT |
68 | |
| 69 | ||
| 70 | /* libata-scsi.c */ | |
| 30afc84c TH |
71 | extern struct scsi_transport_template ata_scsi_transport_template; |
| 72 | ||
| 644dd0cc | 73 | extern void ata_scsi_scan_host(struct ata_port *ap); |
| 1da177e4 LT |
74 | extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf, |
| 75 | unsigned int buflen); | |
| 76 | ||
| 77 | extern unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf, | |
| 78 | unsigned int buflen); | |
| 79 | ||
| 80 | extern unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf, | |
| 81 | unsigned int buflen); | |
| 82 | extern unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf, | |
| 83 | unsigned int buflen); | |
| 84 | extern unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf, | |
| 85 | unsigned int buflen); | |
| 86 | extern unsigned int ata_scsiop_sync_cache(struct ata_scsi_args *args, u8 *rbuf, | |
| 87 | unsigned int buflen); | |
| 88 | extern unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf, | |
| 89 | unsigned int buflen); | |
| 90 | extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf, | |
| 91 | unsigned int buflen); | |
| 92 | extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf, | |
| 93 | unsigned int buflen); | |
| 94 | extern void ata_scsi_badcmd(struct scsi_cmnd *cmd, | |
| 95 | void (*done)(struct scsi_cmnd *), | |
| 96 | u8 asc, u8 ascq); | |
| 845c5834 DG |
97 | extern void ata_scsi_set_sense(struct scsi_cmnd *cmd, |
| 98 | u8 sk, u8 asc, u8 ascq); | |
| 8a60a071 | 99 | extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args, |
| 1da177e4 LT |
100 | unsigned int (*actor) (struct ata_scsi_args *args, |
| 101 | u8 *rbuf, unsigned int buflen)); | |
| 7b70fc03 | 102 | extern void ata_schedule_scsi_eh(struct Scsi_Host *shost); |
| 1da177e4 | 103 | |
| ece1d636 TH |
104 | /* libata-eh.c */ |
| 105 | extern enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd); | |
| 381544bb | 106 | extern void ata_scsi_error(struct Scsi_Host *host); |
| c6cf9e99 | 107 | extern void ata_port_wait_eh(struct ata_port *ap); |
| f686bcb8 | 108 | extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc); |
| ece1d636 | 109 | |
| 1da177e4 | 110 | #endif /* __LIBATA_H__ */ |