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ASoC: Add debug logging for s3c-ac97 resets

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Helps tracing errors further up the stack.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Mark Brown 2010-09-23 17:41:46 +01:00
parent 4a6f998ebb
commit 8d85d7414a
1 changed files with 3 additions and 0 deletions
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3
sound/soc/s3c24xx/s3c-ac97.c
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@ -163,6 +163,7 @@ static void s3c_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
static void s3c_ac97_cold_reset(struct snd_ac97 *ac97)
{
pr_debug("AC97: Cold reset\n");
writel(S3C_AC97_GLBCTRL_COLDRESET,
s3c_ac97.regs + S3C_AC97_GLBCTRL);
msleep(1);
@ -179,6 +180,8 @@ static void s3c_ac97_warm_reset(struct snd_ac97 *ac97)
if (stat == S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE)
return; /* Return if already active */
pr_debug("AC97: Warm reset\n");
writel(S3C_AC97_GLBCTRL_WARMRESET, s3c_ac97.regs + S3C_AC97_GLBCTRL);
msleep(1);