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ide: IORDY handling fixes

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Add ide_pio_need_iordy() helper and convert host drivers to use it.

This fixes it8172, it8213, pdc202xx_old, piix, slc90e66 and siimage
host drivers to handle IORDY correctly.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2009-06-15 18:52:53 +02:00
parent 6dae44f9a5
commit c9ef59ff01
10 changed files with 22 additions and 16 deletions
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include/linux/ide.h
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@ -1514,6 +1514,7 @@ int ide_timing_compute(ide_drive_t *, u8, struct ide_timing *, int, int);
int ide_scan_pio_blacklist(char *);
const char *ide_xfer_verbose(u8);
u8 ide_get_best_pio_mode(ide_drive_t *, u8, u8);
int ide_pio_need_iordy(ide_drive_t *, const u8);
int ide_set_pio_mode(ide_drive_t *, u8);
int ide_set_dma_mode(ide_drive_t *, u8);
void ide_set_pio(ide_drive_t *, u8);