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ide: use ->tf_read in ide_read_error()

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* Add IDE_TFLAG_IN_FEATURE taskfile flag for reading Feature
  register and handle it in ->tf_read.

* Convert ide_read_error() to use ->tf_read instead of ->INB,
  then uninline and export it.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2008-07-23 19:55:53 +02:00
parent 40f095f013
commit 92eb43800a
5 changed files with 24 additions and 7 deletions
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10
include/linux/ide.h
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@@ -889,6 +889,7 @@ enum {
IDE_TFLAG_IN_HOB = IDE_TFLAG_IN_HOB_FEATURE |
IDE_TFLAG_IN_HOB_NSECT |
IDE_TFLAG_IN_HOB_LBA,
IDE_TFLAG_IN_FEATURE = (1 << 1),
IDE_TFLAG_IN_NSECT = (1 << 25),
IDE_TFLAG_IN_LBAL = (1 << 26),
IDE_TFLAG_IN_LBAM = (1 << 27),
@@ -956,6 +957,8 @@ void ide_tf_dump(const char *, struct ide_taskfile *);
extern void SELECT_DRIVE(ide_drive_t *);
void SELECT_MASK(ide_drive_t *, int);
u8 ide_read_error(ide_drive_t *);
extern int drive_is_ready(ide_drive_t *);
void ide_pktcmd_tf_load(ide_drive_t *, u32, u16, u8);
@@ -1357,11 +1360,4 @@ static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive)
return &hwif->drives[(drive->dn ^ 1) & 1];
}
static inline u8 ide_read_error(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
return hwif->INB(hwif->io_ports.error_addr);
}
#endif /* _IDE_H */