diff options
author | Jiri Slaby <jirislaby@gmail.com> | 2009-09-19 16:13:14 -0400 |
---|---|---|
committer | Live-CD User <linux@linux.site> | 2009-09-19 16:13:14 -0400 |
commit | f6e208c1119206e2382ef7df6e47aaee18eb7f10 (patch) | |
tree | d79cd4bca55484b2989cd8fd879bf454dfcf80b2 /drivers/char | |
parent | ebdb513596c0eb1dcb3bad8f53865964a2207ca9 (diff) |
cyclades: sleep instead busy-wait
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>
Diffstat (limited to 'drivers/char')
-rw-r--r-- | drivers/char/cyclades.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c index 3884ea439935..b6d40ad662ff 100644 --- a/drivers/char/cyclades.c +++ b/drivers/char/cyclades.c | |||
@@ -389,7 +389,7 @@ static unsigned detect_isa_irq(void __iomem *address) | |||
389 | 389 | ||
390 | irqs = probe_irq_on(); | 390 | irqs = probe_irq_on(); |
391 | /* Wait ... */ | 391 | /* Wait ... */ |
392 | udelay(5000L); | 392 | msleep(5); |
393 | 393 | ||
394 | /* Enable the Tx interrupts on the CD1400 */ | 394 | /* Enable the Tx interrupts on the CD1400 */ |
395 | local_irq_save(flags); | 395 | local_irq_save(flags); |
@@ -402,7 +402,7 @@ static unsigned detect_isa_irq(void __iomem *address) | |||
402 | local_irq_restore(flags); | 402 | local_irq_restore(flags); |
403 | 403 | ||
404 | /* Wait ... */ | 404 | /* Wait ... */ |
405 | udelay(5000L); | 405 | msleep(5); |
406 | 406 | ||
407 | /* Check which interrupt is in use */ | 407 | /* Check which interrupt is in use */ |
408 | irq = probe_irq_off(irqs); | 408 | irq = probe_irq_off(irqs); |