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Commit ac396d57 authored by Laxminath Kasam's avatar Laxminath Kasam
Browse files

asoc: bolero: add support for native playback 



On bolero rx macro, add support to switch
mclk frequency based on native usecase active.

Change-Id: I2f915475dcfdadf1027507b7ed83a4a852ece1c7
Signed-off-by: default avatarLaxminath Kasam <lkasam@codeaurora.org>
parent b0f27cd9

asoc/codecs/bolero/rx-macro.c

+37 −39
Original line number Diff line number Diff line
@@ -44,6 +44,11 @@ 
		SNDRV_PCM_FMTBIT_S24_LE |\

		SNDRV_PCM_FMTBIT_S24_3LE)



#define SAMPLING_RATE_44P1KHZ   44100

#define SAMPLING_RATE_88P2KHZ   88200

#define SAMPLING_RATE_176P4KHZ  176400

#define SAMPLING_RATE_352P8KHZ  352800



#define RX_MACRO_MAX_OFFSET 0x1000



#define RX_MACRO_MAX_DMA_CH_PER_PORT 2
@@ -312,10 +317,6 @@ static const char *const rx_macro_mux_text[] = { 
	"ZERO", "AIF1_PB", "AIF2_PB", "AIF3_PB", "AIF4_PB"

};



static const char *const rx_macro_native_text[] = {"OFF", "ON"};

static const struct soc_enum rx_macro_native_enum =

	SOC_ENUM_SINGLE_EXT(2, rx_macro_native_text);



static const char *const rx_macro_ear_mode_text[] = {"OFF", "ON"};

static const struct soc_enum rx_macro_ear_mode_enum =

	SOC_ENUM_SINGLE_EXT(2, rx_macro_ear_mode_text);
@@ -642,16 +643,40 @@ static int rx_macro_set_mix_interpolator_rate(struct snd_soc_dai *dai, 
	return 0;

}



static bool rx_macro_is_fractional_sample_rate(u32 sample_rate)

{

	switch (sample_rate) {

	case SAMPLING_RATE_44P1KHZ:

	case SAMPLING_RATE_88P2KHZ:

	case SAMPLING_RATE_176P4KHZ:

	case SAMPLING_RATE_352P8KHZ:

		return true;

	default:

		return false;

	}

	return false;

}



static int rx_macro_set_interpolator_rate(struct snd_soc_dai *dai,

					  u32 sample_rate)

{

	struct snd_soc_codec *codec = dai->codec;

	int rate_val = 0;

	int i = 0, ret = 0;

	struct device *rx_dev = NULL;

	struct rx_macro_priv *rx_priv = NULL;



	if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))

		return -EINVAL;





	for (i = 0; i < ARRAY_SIZE(sr_val_tbl); i++) {

		if (sample_rate == sr_val_tbl[i].sample_rate) {

			rate_val = sr_val_tbl[i].rate_val;

			if (rx_macro_is_fractional_sample_rate(sample_rate))

				rx_priv->is_native_on = true;

			else

				rx_priv->is_native_on = false;

			break;

		}

	}
@@ -809,6 +834,7 @@ static int rx_macro_mclk_event(struct snd_soc_dapm_widget *w, 
	int ret = 0;

	struct device *rx_dev = NULL;

	struct rx_macro_priv *rx_priv = NULL;

	int mclk_freq = MCLK_FREQ;



	if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))

		return -EINVAL;
@@ -827,6 +853,11 @@ static int rx_macro_mclk_event(struct snd_soc_dapm_widget *w, 
				SWR_DEVICE_DOWN, NULL);

			}

		}

		if (rx_priv->is_native_on)

			mclk_freq = MCLK_FREQ_NATIVE;

		swrm_wcd_notify(

			rx_priv->swr_ctrl_data[0].rx_swr_pdev,

			SWR_CLK_FREQ, &mclk_freq);

		ret = rx_macro_mclk_enable(rx_priv, 1, true);

		break;

	case SND_SOC_DAPM_POST_PMD:
@@ -1331,36 +1362,6 @@ static int rx_macro_mux_put(struct snd_kcontrol *kcontrol, 
	return -EINVAL;

}



static int rx_macro_get_native(struct snd_kcontrol *kcontrol,

			       struct snd_ctl_elem_value *ucontrol)

{

	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);

	struct device *rx_dev = NULL;

	struct rx_macro_priv *rx_priv = NULL;



	if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))

		return -EINVAL;



	ucontrol->value.integer.value[0] =

				(rx_priv->is_native_on == true ? 1 : 0);

	return 0;

}



static int rx_macro_put_native(struct snd_kcontrol *kcontrol,

			       struct snd_ctl_elem_value *ucontrol)

{

	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);

	struct device *rx_dev = NULL;

	struct rx_macro_priv *rx_priv = NULL;



	if (!rx_macro_get_data(codec, &rx_dev, &rx_priv, __func__))

		return -EINVAL;



	rx_priv->is_native_on =

			(!ucontrol->value.integer.value[0] ? false : true);

	return 0;

}



static int rx_macro_get_ear_mode(struct snd_kcontrol *kcontrol,

			       struct snd_ctl_elem_value *ucontrol)

{
@@ -1877,9 +1878,6 @@ static const struct snd_kcontrol_new rx_macro_snd_controls[] = { 
	SOC_SINGLE_EXT("RX_COMP2 Switch", SND_SOC_NOPM, RX_MACRO_COMP2, 1, 0,

		rx_macro_get_compander, rx_macro_set_compander),



	SOC_ENUM_EXT("RX_Native", rx_macro_native_enum, rx_macro_get_native,

		rx_macro_put_native),



	SOC_ENUM_EXT("RX_EAR Mode", rx_macro_ear_mode_enum,

		rx_macro_get_ear_mode, rx_macro_put_ear_mode),