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ide: add ->read_altstatus method

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* Remove ide_read_altstatus() inline helper.

* Add ->read_altstatus method for reading ATA Alternate Status
  register and use it instead of ->INB.

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-07-23 19:55:52 +02:00
parent b73c7ee25d
commit 1f6d8a0fd8
4 changed files with 20 additions and 11 deletions
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8
include/linux/ide.h
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@ -491,6 +491,7 @@ typedef struct hwif_s {
void (*exec_command)(struct hwif_s *, u8);
u8 (*read_status)(struct hwif_s *);
u8 (*read_altstatus)(struct hwif_s *);
u8 (*read_sff_dma_status)(struct hwif_s *);
void (*tf_load)(ide_drive_t *, struct ide_task_s *);
@ -1363,13 +1364,6 @@ static inline void ide_set_irq(ide_drive_t *drive, int on)
hwif->io_ports.ctl_addr);
}
static inline u8 ide_read_altstatus(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;
return hwif->INB(hwif->io_ports.ctl_addr);
}
static inline u8 ide_read_error(ide_drive_t *drive)
{
ide_hwif_t *hwif = drive->hwif;