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cyclades: sleep instead busy-wait

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Avoid long busy loops (5 ms) which may be replaced by sleeps.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jiri Slaby
2009-09-19 13:13:14 -07:00
committed by Live-CD User
parent ebdb513596
commit f6e208c111
1 changed files with 2 additions and 2 deletions
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4
drivers/char/cyclades.c
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@@ -389,7 +389,7 @@ static unsigned detect_isa_irq(void __iomem *address)
irqs = probe_irq_on(); irqs = probe_irq_on();
/* Wait ... */ /* Wait ... */
udelay(5000L); msleep(5);
/* Enable the Tx interrupts on the CD1400 */ /* Enable the Tx interrupts on the CD1400 */
local_irq_save(flags); local_irq_save(flags);
@@ -402,7 +402,7 @@ static unsigned detect_isa_irq(void __iomem *address)
local_irq_restore(flags); local_irq_restore(flags);
/* Wait ... */ /* Wait ... */
udelay(5000L); msleep(5);
/* Check which interrupt is in use */ /* Check which interrupt is in use */
irq = probe_irq_off(irqs); irq = probe_irq_off(irqs);