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linux-next/drivers/ide/ide-gd.h
Bartlomiej Zolnierkiewicz 806f80a6fc ide: add generic ATA/ATAPI disk driver
* Add struct ide_disk_ops containing protocol specific methods.

* Add 'struct ide_disk_ops *' to ide_drive_t.

* Convert ide-{disk,floppy} drivers to use struct ide_disk_ops.

* Merge ide-{disk,floppy} drivers into generic ide-gd driver.

While at it:
- ide_disk_init_capacity() -> ide_disk_get_capacity()

Acked-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2008-10-17 18:09:14 +02:00

45 lines
986 B
C

#ifndef __IDE_GD_H
#define __IDE_GD_H
#define DRV_NAME "ide-gd"
#define PFX DRV_NAME ": "
/* define to see debug info */
#define IDE_GD_DEBUG_LOG 0
#if IDE_GD_DEBUG_LOG
#define ide_debug_log(lvl, fmt, args...) __ide_debug_log(lvl, fmt, args)
#else
#define ide_debug_log(lvl, fmt, args...) do {} while (0)
#endif
struct ide_disk_obj {
ide_drive_t *drive;
ide_driver_t *driver;
struct gendisk *disk;
struct kref kref;
unsigned int openers; /* protected by BKL for now */
/* Last failed packet command */
struct ide_atapi_pc *failed_pc;
/* used for blk_{fs,pc}_request() requests */
struct ide_atapi_pc queued_pc;
/* Last error information */
u8 sense_key, asc, ascq;
int progress_indication;
/* Device information */
/* Current format */
int blocks, block_size, bs_factor;
/* Last format capacity descriptor */
u8 cap_desc[8];
/* Copy of the flexible disk page */
u8 flexible_disk_page[32];
};
sector_t ide_gd_capacity(ide_drive_t *);
#endif /* __IDE_GD_H */