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authorMark Brown <broonie@opensource.wolfsonmicro.com>2010-09-23 17:41:46 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-09-24 10:41:02 +0100
commit8d85d7414a681ad17f6bfc7564e310caee2c868d (patch)
tree0ff1ea7ff78c11ec8853f5b71636ef0738fd43fa /sound/soc
parent4a6f998ebb1e434ce83c6169a1afbe6a39015bea (diff)
ASoC: Add debug logging for s3c-ac97 resets
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>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/s3c24xx/s3c-ac97.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/s3c24xx/s3c-ac97.c b/sound/soc/s3c24xx/s3c-ac97.c
index 31e2b3d35a9..f891eb79b57 100644
--- a/sound/soc/s3c24xx/s3c-ac97.c
+++ b/sound/soc/s3c24xx/s3c-ac97.c
@@ -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);