[alsa-devel] [PATCH 1/2] ASoC: CX20442: add some debugging

[Janusz Krzysztofik]

This patch adds debugging statement that can help in tracing 
how the driver is trying to control the codec device.

Signed-off-by: Janusz Krzysztofik <jkrzyszt at tis.icnet.pl>

---
--- linux-2.6.31-rc5/sound/soc/codecs/cx20442.c.orig	2009-08-04 
23:41:03.000000000 +0200
+++ linux-2.6.31-rc5/sound/soc/codecs/cx20442.c	2009-08-05 00:56:30.000000000 
+0200
@@ -203,6 +201,7 @@ static int cx20442_write(struct snd_soc_
 	if (unlikely(len > (ARRAY_SIZE(buf) - 1)))
 		return -ENOMEM;
 
+	dev_dbg(codec->dev, "%s: %s\n", __func__, buf);
 	if (codec->hw_write(codec->control_data, buf, len) != len)
 		return -EIO;