[alsa-devel] [PATCH 2/2] ASoC: Add debug logging for s3c-ac97 resets

[Jassi Brar]

On Fri, Sep 24, 2010 at 3:41 AM, Mark Brown
<broonie at opensource.wolfsonmicro.com> wrote:
> Helps tracing errors further up the stack.
>
> Signed-off-by: Mark Brown <broonie at opensource.wolfsonmicro.com>
> ---
>  sound/soc/s3c24xx/s3c-ac97.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/sound/soc/s3c24xx/s3c-ac97.c b/sound/soc/s3c24xx/s3c-ac97.c
> index 31e2b3d..f891eb7 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);

Acked-by: Jassi Brar <jassi.brar at samsung.com>