[ALSA] Fix schedule_timeout usage
Use schedule_timeout_{,un}interruptible() instead of
set_current_state()/schedule_timeout() to reduce kernel size. Also use
human-time conversion functions instead of hard-coded division to avoid
rounding issues.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
index dc87e01..aea2c47 100644
--- a/sound/pci/cs4281.c
+++ b/sound/pci/cs4281.c
@@ -523,8 +523,7 @@
delay = 1;
end_time = jiffies + delay;
do {
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
} while (time_after_eq(end_time, jiffies));
} else {
udelay(delay);
@@ -533,8 +532,7 @@
static inline void snd_cs4281_delay_long(void)
{
- set_current_state(TASK_UNINTERRUPTIBLE);
- schedule_timeout(1);
+ schedule_timeout_uninterruptible(1);
}
static inline void snd_cs4281_pokeBA0(cs4281_t *chip, unsigned long offset, unsigned int val)