6e42acc411
ata_dev_revalidate() isn't used outside of libata core. Unexport it. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
124 lines
5.2 KiB
C
124 lines
5.2 KiB
C
/*
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* libata.h - helper library for ATA
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*
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* Copyright 2003-2004 Red Hat, Inc. All rights reserved.
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* Copyright 2003-2004 Jeff Garzik
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*
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* libata documentation is available via 'make {ps|pdf}docs',
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* as Documentation/DocBook/libata.*
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*
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*/
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#ifndef __LIBATA_H__
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#define __LIBATA_H__
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#define DRV_NAME "libata"
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#define DRV_VERSION "2.00" /* must be exactly four chars */
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struct ata_scsi_args {
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struct ata_device *dev;
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u16 *id;
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struct scsi_cmnd *cmd;
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void (*done)(struct scsi_cmnd *);
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};
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/* libata-core.c */
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extern struct workqueue_struct *ata_aux_wq;
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extern int atapi_enabled;
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extern int atapi_dmadir;
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extern int libata_fua;
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extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev);
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extern int ata_rwcmd_protocol(struct ata_queued_cmd *qc);
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extern void ata_dev_disable(struct ata_device *dev);
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extern void ata_port_flush_task(struct ata_port *ap);
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extern unsigned ata_exec_internal(struct ata_device *dev,
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struct ata_taskfile *tf, const u8 *cdb,
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int dma_dir, void *buf, unsigned int buflen);
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extern unsigned int ata_do_simple_cmd(struct ata_device *dev, u8 cmd);
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extern int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
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int post_reset, u16 *id);
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extern int ata_dev_revalidate(struct ata_device *dev, int post_reset);
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extern int ata_dev_configure(struct ata_device *dev, int print_info);
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extern int sata_down_spd_limit(struct ata_port *ap);
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extern int sata_set_spd_needed(struct ata_port *ap);
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extern int ata_down_xfermask_limit(struct ata_device *dev, int force_pio0);
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extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev);
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extern void ata_qc_free(struct ata_queued_cmd *qc);
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extern void ata_qc_issue(struct ata_queued_cmd *qc);
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extern void __ata_qc_complete(struct ata_queued_cmd *qc);
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extern int ata_check_atapi_dma(struct ata_queued_cmd *qc);
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extern void ata_dev_select(struct ata_port *ap, unsigned int device,
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unsigned int wait, unsigned int can_sleep);
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extern void swap_buf_le16(u16 *buf, unsigned int buf_words);
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extern int ata_flush_cache(struct ata_device *dev);
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extern void ata_dev_init(struct ata_device *dev);
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extern int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg);
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extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg);
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extern void ata_port_init(struct ata_port *ap, struct ata_host *host,
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const struct ata_probe_ent *ent, unsigned int port_no);
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extern struct ata_probe_ent *ata_probe_ent_alloc(struct device *dev,
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const struct ata_port_info *port);
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/* libata-scsi.c */
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extern struct scsi_transport_template ata_scsi_transport_template;
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extern void ata_scsi_scan_host(struct ata_port *ap);
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extern int ata_scsi_offline_dev(struct ata_device *dev);
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extern void ata_scsi_hotplug(void *data);
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extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_inq_80(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_inq_83(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_noop(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_sync_cache(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
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unsigned int buflen);
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extern void ata_scsi_badcmd(struct scsi_cmnd *cmd,
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void (*done)(struct scsi_cmnd *),
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u8 asc, u8 ascq);
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extern void ata_scsi_set_sense(struct scsi_cmnd *cmd,
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u8 sk, u8 asc, u8 ascq);
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extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
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unsigned int (*actor) (struct ata_scsi_args *args,
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u8 *rbuf, unsigned int buflen));
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extern void ata_schedule_scsi_eh(struct Scsi_Host *shost);
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extern void ata_scsi_dev_rescan(void *data);
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extern int ata_bus_probe(struct ata_port *ap);
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/* libata-eh.c */
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extern enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd);
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extern void ata_scsi_error(struct Scsi_Host *host);
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extern void ata_port_wait_eh(struct ata_port *ap);
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extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc);
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#endif /* __LIBATA_H__ */
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