diff options
Diffstat (limited to 'sound/sparc/cs4231.c')
| -rw-r--r-- | sound/sparc/cs4231.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sound/sparc/cs4231.c b/sound/sparc/cs4231.c index ab39860e2404..9785382a5f39 100644 --- a/sound/sparc/cs4231.c +++ b/sound/sparc/cs4231.c @@ -401,6 +401,7 @@ static void snd_cs4231_mce_up(struct snd_cs4231 *chip) static void snd_cs4231_mce_down(struct snd_cs4231 *chip) { unsigned long flags; + unsigned long end_time; int timeout; spin_lock_irqsave(&chip->lock, flags); @@ -431,30 +432,30 @@ static void snd_cs4231_mce_down(struct snd_cs4231 *chip) msleep(1); /* check condition up to 250ms */ - timeout = msecs_to_jiffies(250); + end_time = jiffies + msecs_to_jiffies(250); while (snd_cs4231_in(chip, CS4231_TEST_INIT) & CS4231_CALIB_IN_PROGRESS) { spin_unlock_irqrestore(&chip->lock, flags); - if (timeout <= 0) { + if (time_after(jiffies, end_time)) { snd_printk("mce_down - " "auto calibration time out (2)\n"); return; } - timeout = schedule_timeout(timeout); + msleep(1); spin_lock_irqsave(&chip->lock, flags); } /* check condition up to 100ms */ - timeout = msecs_to_jiffies(100); + end_time = jiffies + msecs_to_jiffies(100); while (__cs4231_readb(chip, CS4231U(chip, REGSEL)) & CS4231_INIT) { spin_unlock_irqrestore(&chip->lock, flags); - if (timeout <= 0) { + if (time_after(jiffies, end_time)) { snd_printk("mce_down - " "auto calibration time out (3)\n"); return; } - timeout = schedule_timeout(timeout); + msleep(1); spin_lock_irqsave(&chip->lock, flags); } spin_unlock_irqrestore(&chip->lock, flags); |