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Commit 779e86a3 authored by John Keeping's avatar John Keeping Committed by Mark Brown
Browse files

ASoC: es8328: Support more sample formats 



The values are the same for the DAC and ADC so remove the specific
values and use values with shifts.

Signed-off-by: default avatarJohn Keeping <john@metanate.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8865c95e

sound/soc/codecs/es8328.c

+29 −6
Original line number Diff line number Diff line
@@ -60,7 +60,11 @@ static const char * const supply_names[ES8328_SUPPLY_NUM] = { 
#define ES8328_RATES (SNDRV_PCM_RATE_44100 | \

		SNDRV_PCM_RATE_22050 | \

		SNDRV_PCM_RATE_11025)

#define ES8328_FORMATS (SNDRV_PCM_FMTBIT_S16_LE)

#define ES8328_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \

		SNDRV_PCM_FMTBIT_S18_3LE | \

		SNDRV_PCM_FMTBIT_S20_3LE | \

		SNDRV_PCM_FMTBIT_S24_LE | \

		SNDRV_PCM_FMTBIT_S32_LE)



struct es8328_priv {

	struct regmap *regmap;
@@ -449,6 +453,7 @@ static int es8328_hw_params(struct snd_pcm_substream *substream, 
	int i;

	int reg;

	int val;

	int wl;

	u8 ratio;



	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
@@ -470,10 +475,28 @@ static int es8328_hw_params(struct snd_pcm_substream *substream, 
			 ES8328_SYSCLK_RATE_1X, ES8328_SYSCLK_RATE_2X);

		return -EINVAL;

	}

	ret = snd_soc_update_bits(codec, ES8328_MASTERMODE,

	snd_soc_update_bits(codec, ES8328_MASTERMODE,

			ES8328_MASTERMODE_MCLKDIV2, val);

	if (ret < 0)

		return ret;



	switch (params_width(params)) {

	case 16:

		wl = 3;

		break;

	case 18:

		wl = 2;

		break;

	case 20:

		wl = 1;

		break;

	case 24:

		wl = 0;

		break;

	case 32:

		wl = 4;

		break;

	default:

		return -EINVAL;

	}



	/* find master mode MCLK to sampling frequency ratio */

	ratio = mclk_ratios[0].rate;
@@ -484,14 +507,14 @@ static int es8328_hw_params(struct snd_pcm_substream *substream, 
	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {

		snd_soc_update_bits(codec, ES8328_DACCONTROL1,

				ES8328_DACCONTROL1_DACWL_MASK,

				ES8328_DACCONTROL1_DACWL_16);

				wl << ES8328_DACCONTROL1_DACWL_SHIFT);



		es8328->playback_fs = params_rate(params);

		es8328_set_deemph(codec);

	} else

		snd_soc_update_bits(codec, ES8328_ADCCONTROL4,

				ES8328_ADCCONTROL4_ADCWL_MASK,

				ES8328_ADCCONTROL4_ADCWL_16);

				wl << ES8328_ADCCONTROL4_ADCWL_SHIFT);



	return snd_soc_update_bits(codec, reg, ES8328_RATEMASK, ratio);

}

sound/soc/codecs/es8328.h

+2 −10
Original line number Diff line number Diff line
@@ -91,11 +91,7 @@ int es8328_probe(struct device *dev, struct regmap *regmap); 
#define ES8328_ADCCONTROL4_ADCFORMAT_LJUST (1 << 0)

#define ES8328_ADCCONTROL4_ADCFORMAT_RJUST (2 << 0)

#define ES8328_ADCCONTROL4_ADCFORMAT_PCM (3 << 0)

#define ES8328_ADCCONTROL4_ADCWL_24 (0 << 2)

#define ES8328_ADCCONTROL4_ADCWL_20 (1 << 2)

#define ES8328_ADCCONTROL4_ADCWL_18 (2 << 2)

#define ES8328_ADCCONTROL4_ADCWL_16 (3 << 2)

#define ES8328_ADCCONTROL4_ADCWL_32 (4 << 2)

#define ES8328_ADCCONTROL4_ADCWL_SHIFT 2

#define ES8328_ADCCONTROL4_ADCWL_MASK (7 << 2)

#define ES8328_ADCCONTROL4_ADCLRP_I2S_POL_NORMAL (0 << 5)

#define ES8328_ADCCONTROL4_ADCLRP_I2S_POL_INV (1 << 5)
@@ -131,11 +127,7 @@ int es8328_probe(struct device *dev, struct regmap *regmap); 
#define ES8328_DACCONTROL1_DACFORMAT_LJUST (1 << 1)

#define ES8328_DACCONTROL1_DACFORMAT_RJUST (2 << 1)

#define ES8328_DACCONTROL1_DACFORMAT_PCM (3 << 1)

#define ES8328_DACCONTROL1_DACWL_24 (0 << 3)

#define ES8328_DACCONTROL1_DACWL_20 (1 << 3)

#define ES8328_DACCONTROL1_DACWL_18 (2 << 3)

#define ES8328_DACCONTROL1_DACWL_16 (3 << 3)

#define ES8328_DACCONTROL1_DACWL_32 (4 << 3)

#define ES8328_DACCONTROL1_DACWL_SHIFT 3

#define ES8328_DACCONTROL1_DACWL_MASK (7 << 3)

#define ES8328_DACCONTROL1_DACLRP_I2S_POL_NORMAL (0 << 6)

#define ES8328_DACCONTROL1_DACLRP_I2S_POL_INV (1 << 6)