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Commit 527cda78 authored by Nicolin Chen's avatar Nicolin Chen Committed by Mark Brown
Browse files

ASoC: fsl_spdif: Print actual sample rate for debug 



People would simply know what the driver gets the best for the current
sample rate playback.

Signed-off-by: default avatarNicolin Chen <Guangyu.Chen@freescale.com>
Signed-off-by: default avatarMark Brown <broonie@linaro.org>
parent 27c647bf

sound/soc/fsl/fsl_spdif.c

+8 −1
Original line number Diff line number Diff line
@@ -75,6 +75,7 @@ struct fsl_spdif_priv { 
	struct platform_device *pdev;

	struct regmap *regmap;

	bool dpll_locked;

	u16 txrate[SPDIF_TXRATE_MAX];

	u8 txclk_df[SPDIF_TXRATE_MAX];

	u8 sysclk_df[SPDIF_TXRATE_MAX];

	u8 txclk_src[SPDIF_TXRATE_MAX];
@@ -418,7 +419,8 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream, 
	regmap_update_bits(regmap, REG_SPDIF_STC,

			   STC_SYSCLK_DF_MASK, STC_SYSCLK_DF(sysclk_df));



	dev_dbg(&pdev->dev, "set sample rate to %d\n", sample_rate);

	dev_dbg(&pdev->dev, "set sample rate to %dHz for %dHz playback\n",

			spdif_priv->txrate[rate], sample_rate);



	return 0;

}
@@ -1049,6 +1051,7 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv, 
				savesub = 0;

				spdif_priv->txclk_df[index] = txclk_df;

				spdif_priv->sysclk_df[index] = sysclk_df;

				spdif_priv->txrate[index] = arate;

				goto out;

			} else if (arate / rate[index] == 1) {

				/* A little bigger than expect */
@@ -1059,6 +1062,7 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv, 
				savesub = sub;

				spdif_priv->txclk_df[index] = txclk_df;

				spdif_priv->sysclk_df[index] = sysclk_df;

				spdif_priv->txrate[index] = arate;

			} else if (rate[index] / arate == 1) {

				/* A little smaller than expect */

				sub = (rate[index] - arate) * 100000;
@@ -1068,6 +1072,7 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv, 
				savesub = sub;

				spdif_priv->txclk_df[index] = txclk_df;

				spdif_priv->sysclk_df[index] = sysclk_df;

				spdif_priv->txrate[index] = arate;

			}

		}

	}
@@ -1118,6 +1123,8 @@ static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv, 
	if (spdif_priv->txclk[index] == spdif_priv->sysclk)

		dev_dbg(&pdev->dev, "use sysclk df %d for %dHz sample rate\n",

				spdif_priv->sysclk_df[index], rate[index]);

	dev_dbg(&pdev->dev, "the best rate for %dHz sample rate is %dHz\n",

			rate[index], spdif_priv->txrate[index]);



	return 0;

}