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

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@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;