diff options
| author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-27 12:46:21 +0100 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-03-27 12:46:21 +0100 |
| commit | d15a613ba01ff2b209ecad7a38ccbb23b3b06c92 (patch) | |
| tree | 3c13ef45f1eae35a2079f04350266f61bfbfa6c8 | |
| parent | 088b1b88609ce89b6ab19d114cdbec94a44aa22c (diff) | |
ide: remove IDE_ARCH_INTR (v2)
This micro-optimization is not worth it. Just always check for
existence of ->ack_intr method in ide_intr() and ide_timer_expiry().
v2:
Fix brown-paper-bag bug spotted by David D. Kilzer.
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Michael Schmitz <schmitz@debian.org>
Cc: "David D. Kilzer" <ddkilzer@kilzer.net>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
| -rw-r--r-- | arch/m68k/include/asm/ide.h | 3 | ||||
| -rw-r--r-- | drivers/ide/ide-io.c | 5 | ||||
| -rw-r--r-- | include/linux/ide.h | 5 |
3 files changed, 3 insertions, 10 deletions
diff --git a/arch/m68k/include/asm/ide.h b/arch/m68k/include/asm/ide.h index b996a3c8cff..9f95f06eebe 100644 --- a/arch/m68k/include/asm/ide.h +++ b/arch/m68k/include/asm/ide.h @@ -123,8 +123,5 @@ ide_get_lock(irq_handler_t handler, void *data) } #endif /* CONFIG_BLK_DEV_FALCON_IDE */ -#define IDE_ARCH_ACK_INTR -#define ide_ack_intr(hwif) ((hwif)->ack_intr ? (hwif)->ack_intr(hwif) : 1) - #endif /* __KERNEL__ */ #endif /* _M68K_IDE_H */ diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 2e92497b58a..e8506016420 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -739,7 +739,8 @@ void ide_timer_expiry (unsigned long data) } else if (drive_is_ready(drive)) { if (drive->waiting_for_dma) hwif->dma_ops->dma_lost_irq(drive); - (void)ide_ack_intr(hwif); + if (hwif->ack_intr) + hwif->ack_intr(hwif); printk(KERN_WARNING "%s: lost interrupt\n", drive->name); startstop = handler(drive); @@ -854,7 +855,7 @@ irqreturn_t ide_intr (int irq, void *dev_id) spin_lock_irqsave(&hwif->lock, flags); - if (!ide_ack_intr(hwif)) + if (hwif->ack_intr && hwif->ack_intr(hwif) == 0) goto out; handler = hwif->handler; diff --git a/include/linux/ide.h b/include/linux/ide.h index 9a386501b9c..cda80b5779a 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -202,11 +202,6 @@ static inline void ide_std_init_ports(hw_regs_t *hw, #define MAX_HWIFS 10 -/* Currently only m68k, apus and m8xx need it */ -#ifndef IDE_ARCH_ACK_INTR -# define ide_ack_intr(hwif) (1) -#endif - /* Currently only Atari needs it */ #ifndef IDE_ARCH_LOCK # define ide_release_lock() do {} while (0) |