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>
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@ -163,6 +163,7 @@ static void s3c_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
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static void s3c_ac97_cold_reset(struct snd_ac97 *ac97)
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{
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pr_debug("AC97: Cold reset\n");
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writel(S3C_AC97_GLBCTRL_COLDRESET,
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s3c_ac97.regs + S3C_AC97_GLBCTRL);
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msleep(1);
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@ -179,6 +180,8 @@ static void s3c_ac97_warm_reset(struct snd_ac97 *ac97)
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if (stat == S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE)
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return; /* Return if already active */
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pr_debug("AC97: Warm reset\n");
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writel(S3C_AC97_GLBCTRL_WARMRESET, s3c_ac97.regs + S3C_AC97_GLBCTRL);
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msleep(1);
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