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>
diff --git a/sound/soc/s3c24xx/s3c-ac97.c b/sound/soc/s3c24xx/s3c-ac97.c
index 31e2b3d..f891eb79 100644
--- a/sound/soc/s3c24xx/s3c-ac97.c
+++ b/sound/soc/s3c24xx/s3c-ac97.c
@@ -163,6 +163,7 @@
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 @@
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);