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Commit d5338db5 authored by Sudheer Papothi's avatar Sudheer Papothi
Browse files

ASoC: wcd938x: Enable LDOH in headphone path 



Add support to enable LDOH in headphone path when equalizer
hardware installed on the device.

Change-Id: Ia575544650e5d03404fc77e3c2a9db729a2997a5
Signed-off-by: default avatarSudheer Papothi <spapothi@codeaurora.org>
parent 5a08ced9

asoc/codecs/wcd938x/internal.h

+1 −1
Original line number Diff line number Diff line
@@ -67,7 +67,7 @@ struct wcd938x_priv { 
	u32 tx_mode[TX_ADC_MAX];

	bool comp1_enable;

	bool comp2_enable;



	bool ldoh;

	struct irq_domain *virq;

	struct wcd_irq_info irq_info;

	u32 rx_clk_cnt;

asoc/codecs/wcd938x/wcd938x.c

+43 −0
Original line number Diff line number Diff line
@@ -628,6 +628,10 @@ static int wcd938x_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w, 


	switch (event) {

	case SND_SOC_DAPM_PRE_PMU:

		if (wcd938x->ldoh)

			snd_soc_component_update_bits(component,

						WCD938X_LDOH_MODE,

						0x80, 0x80);

		if (wcd938x->update_wcd_event)

			wcd938x->update_wcd_event(wcd938x->handle,

						WCD_BOLERO_EVT_RX_MUTE,
@@ -731,6 +735,10 @@ static int wcd938x_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w, 
			     WCD_CLSH_EVENT_POST_PA,

			     WCD_CLSH_STATE_HPHR,

			     hph_mode);

		if (wcd938x->ldoh)

			snd_soc_component_update_bits(component,

						WCD938X_LDOH_MODE,

						0x80, 0x00);

		break;

	};

	return ret;
@@ -750,6 +758,10 @@ static int wcd938x_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w, 


	switch (event) {

	case SND_SOC_DAPM_PRE_PMU:

		if (wcd938x->ldoh)

			snd_soc_component_update_bits(component,

						WCD938X_LDOH_MODE,

						0x80, 0x80);

		if (wcd938x->update_wcd_event)

			wcd938x->update_wcd_event(wcd938x->handle,

						WCD_BOLERO_EVT_RX_MUTE,
@@ -853,6 +865,10 @@ static int wcd938x_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w, 
			     WCD_CLSH_EVENT_POST_PA,

			     WCD_CLSH_STATE_HPHL,

			     hph_mode);

		if (wcd938x->ldoh)

			snd_soc_component_update_bits(component,

						WCD938X_LDOH_MODE,

						0x80, 0x00);

		break;

	};

	return ret;
@@ -1944,6 +1960,30 @@ static int wcd938x_set_compander(struct snd_kcontrol *kcontrol, 
	return 0;

}



static int wcd938x_ldoh_get(struct snd_kcontrol *kcontrol,

				 struct snd_ctl_elem_value *ucontrol)

{

	struct snd_soc_component *component =

				snd_soc_kcontrol_component(kcontrol);

	struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);



	ucontrol->value.integer.value[0] = wcd938x->ldoh;



	return 0;

}



static int wcd938x_ldoh_put(struct snd_kcontrol *kcontrol,

				 struct snd_ctl_elem_value *ucontrol)

{

	struct snd_soc_component *component =

			snd_soc_kcontrol_component(kcontrol);

	struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);



	wcd938x->ldoh = ucontrol->value.integer.value[0];



	return 0;

}



static const char * const tx_mode_mux_text_wcd9380[] = {

	"ADC_INVALID", "ADC_HIFI", "ADC_LO_HIF", "ADC_NORMAL", "ADC_LP",

};
@@ -2001,6 +2041,9 @@ static const struct snd_kcontrol_new wcd938x_snd_controls[] = { 
	SOC_SINGLE_EXT("HPHR_COMP Switch", SND_SOC_NOPM, 1, 1, 0,

		wcd938x_get_compander, wcd938x_set_compander),



	SOC_SINGLE_EXT("LDOH Enable", SND_SOC_NOPM, 0, 1, 0,

		wcd938x_ldoh_get, wcd938x_ldoh_put),



	SOC_SINGLE_TLV("HPHL Volume", WCD938X_HPH_L_EN, 0, 20, 1, line_gain),

	SOC_SINGLE_TLV("HPHR Volume", WCD938X_HPH_R_EN, 0, 20, 1, line_gain),

	SOC_SINGLE_TLV("ADC1 Volume", WCD938X_ANA_TX_CH1, 0, 20, 0,