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Merge "asoc: codec: Add 2Vpk support in WCD939X driver"

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This commit is contained in:
qctecmdr
2023-02-15 11:11:23 -08:00
committed by Gerrit - the friendly Code Review server
parent 14f6ed5be5 837696b627
commit bcd24127e8
2 changed files with 36 additions and 0 deletions
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1
asoc/codecs/wcd939x/internal.h
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@@ -100,6 +100,7 @@ struct wcd939x_priv {
bool ldoh; bool ldoh;
bool bcs_dis; bool bcs_dis;
bool dapm_bias_off; bool dapm_bias_off;
bool in_2Vpk_mode;
struct irq_domain *virq; struct irq_domain *virq;
struct wcd_irq_info irq_info; struct wcd_irq_info irq_info;
u32 rx_clk_cnt; u32 rx_clk_cnt;

35
asoc/codecs/wcd939x/wcd939x.c
View File

@@ -20,6 +20,7 @@
#include <asoc/wcdcal-hwdep.h> #include <asoc/wcdcal-hwdep.h>
#include <asoc/msm-cdc-pinctrl.h> #include <asoc/msm-cdc-pinctrl.h>
#include <asoc/msm-cdc-supply.h> #include <asoc/msm-cdc-supply.h>
#include <asoc/wcd-mbhc-v2-api.h>
#include <bindings/audio-codec-port-types.h> #include <bindings/audio-codec-port-types.h>
#include <linux/qti-regmap-debugfs.h> #include <linux/qti-regmap-debugfs.h>
#include "wcd939x-registers.h" #include "wcd939x-registers.h"
@@ -43,6 +44,8 @@
#define ADC_MODE_VAL_ULP1 0x09 #define ADC_MODE_VAL_ULP1 0x09
#define ADC_MODE_VAL_ULP2 0x0B #define ADC_MODE_VAL_ULP2 0x0B
#define HPH_IMPEDANCE_2VPK_MODE_OHMS 300
#define NUM_ATTEMPTS 5 #define NUM_ATTEMPTS 5
#define COMP_MAX_COEFF 25 #define COMP_MAX_COEFF 25
#define HPH_MODE_MAX 4 #define HPH_MODE_MAX 4
@@ -1140,6 +1143,28 @@ static int wcd939x_rx_mux(struct snd_soc_dapm_widget *w,
return 0; return 0;
} }
static void wcd939x_config_2Vpk_mode(struct snd_soc_component *component,
struct wcd939x_priv *wcd939x)
{
uint32_t zl = 0, zr = 0;
int rc = wcd_mbhc_get_impedance(&wcd939x->mbhc->wcd_mbhc, &zl, &zr);
if (rc) {
dev_err_ratelimited(component->dev, "%s: Unable to get impedance for 2Vpk mode", __func__);
return;
}
snd_soc_component_update_bits(component,
REG_FIELD_VALUE(PA_GAIN_CTL_L, RX_SUPPLY_LEVEL, 0x01));
if (zl < HPH_IMPEDANCE_2VPK_MODE_OHMS)
snd_soc_component_update_bits(component,
REG_FIELD_VALUE(PA_GAIN_CTL_L, EN_HPHPA_2VPK, 0x00));
else
snd_soc_component_update_bits(component,
REG_FIELD_VALUE(PA_GAIN_CTL_L, EN_HPHPA_2VPK, 0x01));
}
static int wcd939x_codec_hphl_dac_event(struct snd_soc_dapm_widget *w, static int wcd939x_codec_hphl_dac_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, struct snd_kcontrol *kcontrol,
int event) int event)
@@ -1155,6 +1180,9 @@ static int wcd939x_codec_hphl_dac_event(struct snd_soc_dapm_widget *w,
if (!wcd939x->hph_pcm_enabled) if (!wcd939x->hph_pcm_enabled)
snd_soc_component_update_bits(component, snd_soc_component_update_bits(component,
REG_FIELD_VALUE(RDAC_CLK_CTL1, OPAMP_CHOP_CLK_EN, 0x00)); REG_FIELD_VALUE(RDAC_CLK_CTL1, OPAMP_CHOP_CLK_EN, 0x00));
if (wcd939x->in_2Vpk_mode)
wcd939x_config_2Vpk_mode(component, wcd939x);
snd_soc_component_update_bits(component, snd_soc_component_update_bits(component,
REG_FIELD_VALUE(CDC_HPH_GAIN_CTL, HPHL_RX_EN, 0x01)); REG_FIELD_VALUE(CDC_HPH_GAIN_CTL, HPHL_RX_EN, 0x01));
break; break;
@@ -1209,6 +1237,9 @@ static int wcd939x_codec_hphr_dac_event(struct snd_soc_dapm_widget *w,
if (!wcd939x->hph_pcm_enabled) if (!wcd939x->hph_pcm_enabled)
snd_soc_component_update_bits(component, snd_soc_component_update_bits(component,
REG_FIELD_VALUE(RDAC_CLK_CTL1, OPAMP_CHOP_CLK_EN, 0x00)); REG_FIELD_VALUE(RDAC_CLK_CTL1, OPAMP_CHOP_CLK_EN, 0x00));
if (wcd939x->in_2Vpk_mode)
wcd939x_config_2Vpk_mode(component, wcd939x);
snd_soc_component_update_bits(component, snd_soc_component_update_bits(component,
REG_FIELD_VALUE(CDC_HPH_GAIN_CTL, HPHR_RX_EN, 0x01)); REG_FIELD_VALUE(CDC_HPH_GAIN_CTL, HPHR_RX_EN, 0x01));
break; break;
@@ -4364,6 +4395,10 @@ static int wcd939x_soc_codec_probe(struct snd_soc_component *component)
/*Harmonium contains only one variant i.e wcd9395*/ /*Harmonium contains only one variant i.e wcd9395*/
wcd939x->variant = WCD9395; wcd939x->variant = WCD9395;
/* Check device tree to see if 2Vpk flag is enabled, this value should not be changed */
wcd939x->in_2Vpk_mode = of_find_property(wcd939x->dev->of_node,
"qcom,hph-2p15v-mode", NULL) != NULL;
wcd939x->fw_data = devm_kzalloc(component->dev, wcd939x->fw_data = devm_kzalloc(component->dev,
sizeof(*(wcd939x->fw_data)), sizeof(*(wcd939x->fw_data)),
GFP_KERNEL); GFP_KERNEL);