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ide: use per-port IRQ handlers

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Use hwif instead of hwgroup as {request,free}_irq()'s cookie,
teach ide_intr() to return early for non-active serialized ports,
modify unexpected_intr() accordingly and then use per-port IRQ
handlers instead of per-hwgroup ones.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-01-06 17:20:48 +01:00
commit ae86afaee6
4 changed files with 32 additions and 64 deletions
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4
include/linux/ide.h
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@ -1274,14 +1274,14 @@ extern void ide_stall_queue(ide_drive_t *drive, unsigned long timeout);
extern void ide_timer_expiry(unsigned long);
extern irqreturn_t ide_intr(int irq, void *dev_id);
static inline int ide_lock_hwgroup(ide_hwgroup_t *hwgroup)
static inline int ide_lock_hwgroup(ide_hwgroup_t *hwgroup, ide_hwif_t *hwif)
{
if (hwgroup->busy)
return 1;
hwgroup->busy = 1;
/* for atari only */
ide_get_lock(ide_intr, hwgroup);
ide_get_lock(ide_intr, hwif);
return 0;
}