[ALSA] ad1848_lib: waiting loops done after cs4231_lib

This patch fixes ad1848_lib waiting loops to be the same as in the cs4231_lib.
Acked-by: Rene Herman <rene.herman@gmail.com>

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Krzysztof Helt 2007-09-17 12:52:43 +02:00 committed by Jaroslav Kysela
parent 3a5bdee5fa
commit f79415207e

View file

@ -205,7 +205,7 @@ static void snd_ad1848_mce_down(struct snd_ad1848 *chip)
{
unsigned long flags;
int timeout;
signed long time;
unsigned long end_time;
spin_lock_irqsave(&chip->reg_lock, flags);
for (timeout = 5; timeout > 0; timeout--)
@ -240,27 +240,27 @@ static void snd_ad1848_mce_down(struct snd_ad1848 *chip)
snd_printdd("(2) jiffies = %lu\n", jiffies);
time = msecs_to_jiffies(250);
end_time = jiffies + msecs_to_jiffies(250);
while (snd_ad1848_in(chip, AD1848_TEST_INIT) & AD1848_CALIB_IN_PROGRESS) {
spin_unlock_irqrestore(&chip->reg_lock, flags);
if (time <= 0) {
if (time_after(jiffies, end_time)) {
snd_printk(KERN_ERR "mce_down - auto calibration time out (2)\n");
return;
}
time = schedule_timeout(time);
msleep(1);
spin_lock_irqsave(&chip->reg_lock, flags);
}
snd_printdd("(3) jiffies = %lu\n", jiffies);
time = msecs_to_jiffies(100);
end_time = jiffies + msecs_to_jiffies(100);
while (inb(AD1848P(chip, REGSEL)) & AD1848_INIT) {
spin_unlock_irqrestore(&chip->reg_lock, flags);
if (time <= 0) {
if (time_after(jiffies, end_time)) {
snd_printk(KERN_ERR "mce_down - auto calibration time out (3)\n");
return;
}
time = schedule_timeout(time);
msleep(1);
spin_lock_irqsave(&chip->reg_lock, flags);
}
spin_unlock_irqrestore(&chip->reg_lock, flags);