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rt711.c
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// SPDX-License-Identifier: GPL-2.0
//
// rt711.c -- rt711 ALSA SoC audio driver
//
// Copyright(c) 2019 Realtek Semiconductor Corp.
//
//
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm_runtime.h>
#include <linux/pm.h>
#include <linux/soundwire/sdw.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>
#include <sound/hda_verbs.h>
#include <sound/jack.h>
#include "rt711.h"
static int rt711_index_write(struct regmap *regmap,
unsigned int nid, unsigned int reg, unsigned int value)
{
int ret;
unsigned int addr = ((RT711_PRIV_INDEX_W_H | nid) << 8) | reg;
ret = regmap_write(regmap, addr, value);
if (ret < 0)
pr_err("Failed to set private value: %06x <= %04x ret=%d\n",
addr, value, ret);
return ret;
}
static int rt711_index_read(struct regmap *regmap,
unsigned int nid, unsigned int reg, unsigned int *value)
{
int ret;
unsigned int addr = ((RT711_PRIV_INDEX_W_H | nid) << 8) | reg;
*value = 0;
ret = regmap_read(regmap, addr, value);
if (ret < 0)
pr_err("Failed to get private value: %06x => %04x ret=%d\n",
addr, *value, ret);
return ret;
}
static int rt711_index_update_bits(struct regmap *regmap, unsigned int nid,
unsigned int reg, unsigned int mask, unsigned int val)
{
unsigned int tmp, orig;
int ret;
ret = rt711_index_read(regmap, nid, reg, &orig);
if (ret < 0)
return ret;
tmp = orig & ~mask;
tmp |= val & mask;
return rt711_index_write(regmap, nid, reg, tmp);
}
static void rt711_reset(struct regmap *regmap)
{
regmap_write(regmap, RT711_FUNC_RESET, 0);
rt711_index_update_bits(regmap, RT711_VENDOR_REG,
RT711_PARA_VERB_CTL, RT711_HIDDEN_REG_SW_RESET,
RT711_HIDDEN_REG_SW_RESET);
}
static int rt711_calibration(struct rt711_priv *rt711)
{
unsigned int val, loop = 0;
struct device *dev;
struct regmap *regmap = rt711->regmap;
int ret = 0;
mutex_lock(&rt711->calibrate_mutex);
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
dev = regmap_get_device(regmap);
/* Calibration manual mode */
rt711_index_update_bits(regmap, RT711_VENDOR_REG, RT711_FSM_CTL,
0xf, 0x0);
/* trigger */
rt711_index_update_bits(regmap, RT711_VENDOR_CALI,
RT711_DAC_DC_CALI_CTL1, RT711_DAC_DC_CALI_TRIGGER,
RT711_DAC_DC_CALI_TRIGGER);
/* wait for calibration process */
rt711_index_read(regmap, RT711_VENDOR_CALI,
RT711_DAC_DC_CALI_CTL1, &val);
while (val & RT711_DAC_DC_CALI_TRIGGER) {
if (loop >= 500) {
pr_err("%s, calibration time-out!\n",
__func__);
ret = -ETIMEDOUT;
break;
}
loop++;
usleep_range(10000, 11000);
rt711_index_read(regmap, RT711_VENDOR_CALI,
RT711_DAC_DC_CALI_CTL1, &val);
}
/* depop mode */
rt711_index_update_bits(regmap, RT711_VENDOR_REG,
RT711_FSM_CTL, 0xf, RT711_DEPOP_CTL);
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
mutex_unlock(&rt711->calibrate_mutex);
dev_dbg(dev, "%s calibration complete, ret=%d\n", __func__, ret);
return ret;
}
static unsigned int rt711_button_detect(struct rt711_priv *rt711)
{
unsigned int btn_type = 0, val80, val81;
int ret;
ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
RT711_IRQ_FLAG_TABLE1, &val80);
if (ret < 0)
goto read_error;
ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
RT711_IRQ_FLAG_TABLE2, &val81);
if (ret < 0)
goto read_error;
val80 &= 0x0381;
val81 &= 0xff00;
switch (val80) {
case 0x0200:
case 0x0100:
case 0x0080:
btn_type |= SND_JACK_BTN_0;
break;
case 0x0001:
btn_type |= SND_JACK_BTN_3;
break;
}
switch (val81) {
case 0x8000:
case 0x4000:
case 0x2000:
btn_type |= SND_JACK_BTN_1;
break;
case 0x1000:
case 0x0800:
case 0x0400:
btn_type |= SND_JACK_BTN_2;
break;
case 0x0200:
case 0x0100:
btn_type |= SND_JACK_BTN_3;
break;
}
read_error:
return btn_type;
}
static int rt711_headset_detect(struct rt711_priv *rt711)
{
unsigned int buf, loop = 0;
int ret;
unsigned int jack_status = 0, reg;
ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
RT711_COMBO_JACK_AUTO_CTL2, &buf);
if (ret < 0)
goto io_error;
while (loop < 500 &&
(buf & RT711_COMBOJACK_AUTO_DET_STATUS) == 0) {
loop++;
usleep_range(9000, 10000);
ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
RT711_COMBO_JACK_AUTO_CTL2, &buf);
if (ret < 0)
goto io_error;
reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
ret = regmap_read(rt711->regmap, reg, &jack_status);
if (ret < 0)
goto io_error;
if ((jack_status & (1 << 31)) == 0)
goto remove_error;
}
if (loop >= 500)
goto to_error;
if (buf & RT711_COMBOJACK_AUTO_DET_TRS)
rt711->jack_type = SND_JACK_HEADPHONE;
else if ((buf & RT711_COMBOJACK_AUTO_DET_CTIA) ||
(buf & RT711_COMBOJACK_AUTO_DET_OMTP))
rt711->jack_type = SND_JACK_HEADSET;
return 0;
to_error:
ret = -ETIMEDOUT;
pr_err_ratelimited("Time-out error in %s\n", __func__);
return ret;
io_error:
pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
return ret;
remove_error:
pr_err_ratelimited("Jack removal in %s\n", __func__);
return -ENODEV;
}
static void rt711_jack_detect_handler(struct work_struct *work)
{
struct rt711_priv *rt711 =
container_of(work, struct rt711_priv, jack_detect_work.work);
int btn_type = 0, ret;
unsigned int jack_status = 0, reg;
if (!rt711->hs_jack)
return;
if (!rt711->component->card->instantiated)
return;
reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
ret = regmap_read(rt711->regmap, reg, &jack_status);
if (ret < 0)
goto io_error;
/* pin attached */
if (jack_status & (1 << 31)) {
/* jack in */
if (rt711->jack_type == 0) {
ret = rt711_headset_detect(rt711);
if (ret < 0)
return;
if (rt711->jack_type == SND_JACK_HEADSET)
btn_type = rt711_button_detect(rt711);
} else if (rt711->jack_type == SND_JACK_HEADSET) {
/* jack is already in, report button event */
btn_type = rt711_button_detect(rt711);
}
} else {
/* jack out */
rt711->jack_type = 0;
}
dev_dbg(&rt711->slave->dev,
"in %s, jack_type=0x%x\n", __func__, rt711->jack_type);
dev_dbg(&rt711->slave->dev,
"in %s, btn_type=0x%x\n", __func__, btn_type);
snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3);
if (btn_type) {
/* button released */
snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3);
mod_delayed_work(system_power_efficient_wq,
&rt711->jack_btn_check_work, msecs_to_jiffies(200));
}
return;
io_error:
pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
}
static void rt711_btn_check_handler(struct work_struct *work)
{
struct rt711_priv *rt711 = container_of(work, struct rt711_priv,
jack_btn_check_work.work);
int btn_type = 0, ret;
unsigned int jack_status = 0, reg;
reg = RT711_VERB_GET_PIN_SENSE | RT711_HP_OUT;
ret = regmap_read(rt711->regmap, reg, &jack_status);
if (ret < 0)
goto io_error;
/* pin attached */
if (jack_status & (1 << 31)) {
if (rt711->jack_type == SND_JACK_HEADSET) {
/* jack is already in, report button event */
btn_type = rt711_button_detect(rt711);
}
} else {
rt711->jack_type = 0;
}
/* cbj comparator */
ret = rt711_index_read(rt711->regmap, RT711_VENDOR_REG,
RT711_COMBO_JACK_AUTO_CTL2, ®);
if (ret < 0)
goto io_error;
if ((reg & 0xf0) == 0xf0)
btn_type = 0;
dev_dbg(&rt711->slave->dev,
"%s, btn_type=0x%x\n", __func__, btn_type);
snd_soc_jack_report(rt711->hs_jack, rt711->jack_type | btn_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3);
if (btn_type) {
/* button released */
snd_soc_jack_report(rt711->hs_jack, rt711->jack_type,
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3);
mod_delayed_work(system_power_efficient_wq,
&rt711->jack_btn_check_work, msecs_to_jiffies(200));
}
return;
io_error:
pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
}
static void rt711_jack_init(struct rt711_priv *rt711)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(rt711->component);
mutex_lock(&rt711->calibrate_mutex);
/* power on */
if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
if (rt711->hs_jack) {
/* unsolicited response & IRQ control */
regmap_write(rt711->regmap,
RT711_SET_MIC2_UNSOLICITED_ENABLE, 0x82);
regmap_write(rt711->regmap,
RT711_SET_HP_UNSOLICITED_ENABLE, 0x81);
regmap_write(rt711->regmap,
RT711_SET_INLINE_UNSOLICITED_ENABLE, 0x83);
rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
0x10, 0x2420);
rt711_index_write(rt711->regmap, RT711_VENDOR_REG,
0x19, 0x2e11);
switch (rt711->jd_src) {
case RT711_JD1:
/* default settings was already for JD1 */
break;
case RT711_JD2:
rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
RT711_JD_CTL2, RT711_JD2_2PORT_200K_DECODE_HP |
RT711_HP_JD_SEL_JD2,
RT711_JD2_2PORT_200K_DECODE_HP |
RT711_HP_JD_SEL_JD2);
rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG,
RT711_CC_DET1,
RT711_HP_JD_FINAL_RESULT_CTL_JD12,
RT711_HP_JD_FINAL_RESULT_CTL_JD12);
break;
default:
dev_warn(rt711->component->dev, "Wrong JD source\n");
break;
}
dev_dbg(&rt711->slave->dev, "in %s enable\n", __func__);
mod_delayed_work(system_power_efficient_wq,
&rt711->jack_detect_work, msecs_to_jiffies(250));
} else {
regmap_write(rt711->regmap,
RT711_SET_MIC2_UNSOLICITED_ENABLE, 0x00);
regmap_write(rt711->regmap,
RT711_SET_HP_UNSOLICITED_ENABLE, 0x00);
regmap_write(rt711->regmap,
RT711_SET_INLINE_UNSOLICITED_ENABLE, 0x00);
dev_dbg(&rt711->slave->dev, "in %s disable\n", __func__);
}
/* power off */
if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
mutex_unlock(&rt711->calibrate_mutex);
}
static int rt711_set_jack_detect(struct snd_soc_component *component,
struct snd_soc_jack *hs_jack, void *data)
{
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
rt711->hs_jack = hs_jack;
if (!rt711->hw_init) {
dev_dbg(&rt711->slave->dev,
"%s hw_init not ready yet\n", __func__);
return 0;
}
rt711_jack_init(rt711);
return 0;
}
static void rt711_get_gain(struct rt711_priv *rt711, unsigned int addr_h,
unsigned int addr_l, unsigned int val_h,
unsigned int *r_val, unsigned int *l_val)
{
/* R Channel */
*r_val = (val_h << 8);
regmap_read(rt711->regmap, addr_l, r_val);
/* L Channel */
val_h |= 0x20;
*l_val = (val_h << 8);
regmap_read(rt711->regmap, addr_h, l_val);
}
/* For Verb-Set Amplifier Gain (Verb ID = 3h) */
static int rt711_set_amp_gain_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
unsigned int addr_h, addr_l, val_h, val_ll, val_lr;
unsigned int read_ll, read_rl;
int i;
/* Can't use update bit function, so read the original value first */
addr_h = mc->reg;
addr_l = mc->rreg;
if (mc->shift == RT711_DIR_OUT_SFT) /* output */
val_h = 0x80;
else /* input */
val_h = 0x0;
rt711_get_gain(rt711, addr_h, addr_l, val_h, &read_rl, &read_ll);
/* L Channel */
if (mc->invert) {
/* for mute/unmute */
val_ll = (mc->max - ucontrol->value.integer.value[0])
<< RT711_MUTE_SFT;
/* keep gain */
read_ll = read_ll & 0x7f;
val_ll |= read_ll;
} else {
/* for gain */
val_ll = ((ucontrol->value.integer.value[0]) & 0x7f);
if (val_ll > mc->max)
val_ll = mc->max;
/* keep mute status */
read_ll = read_ll & (1 << RT711_MUTE_SFT);
val_ll |= read_ll;
}
if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0);
/* R Channel */
if (mc->invert) {
/* for mute/unmute */
val_lr = (mc->max - ucontrol->value.integer.value[1])
<< RT711_MUTE_SFT;
/* keep gain */
read_rl = read_rl & 0x7f;
val_lr |= read_rl;
} else {
/* for gain */
val_lr = ((ucontrol->value.integer.value[1]) & 0x7f);
if (val_lr > mc->max)
val_lr = mc->max;
/* keep mute status */
read_rl = read_rl & (1 << RT711_MUTE_SFT);
val_lr |= read_rl;
}
for (i = 0; i < 3; i++) { /* retry 3 times at most */
if (val_ll == val_lr) {
/* Set both L/R channels at the same time */
val_h = (1 << mc->shift) | (3 << 4);
regmap_write(rt711->regmap,
addr_h, (val_h << 8 | val_ll));
regmap_write(rt711->regmap,
addr_l, (val_h << 8 | val_ll));
} else {
/* Lch*/
val_h = (1 << mc->shift) | (1 << 5);
regmap_write(rt711->regmap,
addr_h, (val_h << 8 | val_ll));
/* Rch */
val_h = (1 << mc->shift) | (1 << 4);
regmap_write(rt711->regmap,
addr_l, (val_h << 8 | val_lr));
}
/* check result */
if (mc->shift == RT711_DIR_OUT_SFT) /* output */
val_h = 0x80;
else /* input */
val_h = 0x0;
rt711_get_gain(rt711, addr_h, addr_l, val_h,
&read_rl, &read_ll);
if (read_rl == val_lr && read_ll == val_ll)
break;
}
if (dapm->bias_level <= SND_SOC_BIAS_STANDBY)
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3);
return 0;
}
static int rt711_set_amp_gain_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
unsigned int addr_h, addr_l, val_h;
unsigned int read_ll, read_rl;
/* switch to get command */
addr_h = mc->reg;
addr_l = mc->rreg;
if (mc->shift == RT711_DIR_OUT_SFT) /* output */
val_h = 0x80;
else /* input */
val_h = 0x0;
rt711_get_gain(rt711, addr_h, addr_l, val_h, &read_rl, &read_ll);
if (mc->invert) {
/* mute/unmute for switch controls */
read_ll = !((read_ll & 0x80) >> RT711_MUTE_SFT);
read_rl = !((read_rl & 0x80) >> RT711_MUTE_SFT);
} else {
/* for gain volume controls */
read_ll = read_ll & 0x7f;
read_rl = read_rl & 0x7f;
}
ucontrol->value.integer.value[0] = read_ll;
ucontrol->value.integer.value[1] = read_rl;
return 0;
}
static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6525, 75, 0);
static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -1725, 75, 0);
static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0);
static const struct snd_kcontrol_new rt711_snd_controls[] = {
SOC_DOUBLE_R_EXT_TLV("DAC Surr Playback Volume",
RT711_SET_GAIN_DAC2_H, RT711_SET_GAIN_DAC2_L,
RT711_DIR_OUT_SFT, 0x57, 0,
rt711_set_amp_gain_get, rt711_set_amp_gain_put, out_vol_tlv),
SOC_DOUBLE_R_EXT("ADC 08 Capture Switch",
RT711_SET_GAIN_ADC2_H, RT711_SET_GAIN_ADC2_L,
RT711_DIR_IN_SFT, 1, 1,
rt711_set_amp_gain_get, rt711_set_amp_gain_put),
SOC_DOUBLE_R_EXT("ADC 09 Capture Switch",
RT711_SET_GAIN_ADC1_H, RT711_SET_GAIN_ADC1_L,
RT711_DIR_IN_SFT, 1, 1,
rt711_set_amp_gain_get, rt711_set_amp_gain_put),
SOC_DOUBLE_R_EXT_TLV("ADC 08 Capture Volume",
RT711_SET_GAIN_ADC2_H, RT711_SET_GAIN_ADC2_L,
RT711_DIR_IN_SFT, 0x3f, 0,
rt711_set_amp_gain_get, rt711_set_amp_gain_put, in_vol_tlv),
SOC_DOUBLE_R_EXT_TLV("ADC 09 Capture Volume",
RT711_SET_GAIN_ADC1_H, RT711_SET_GAIN_ADC1_L,
RT711_DIR_IN_SFT, 0x3f, 0,
rt711_set_amp_gain_get, rt711_set_amp_gain_put, in_vol_tlv),
SOC_DOUBLE_R_EXT_TLV("AMIC Volume",
RT711_SET_GAIN_AMIC_H, RT711_SET_GAIN_AMIC_L,
RT711_DIR_IN_SFT, 3, 0,
rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
SOC_DOUBLE_R_EXT_TLV("DMIC1 Volume",
RT711_SET_GAIN_DMIC1_H, RT711_SET_GAIN_DMIC1_L,
RT711_DIR_IN_SFT, 3, 0,
rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
SOC_DOUBLE_R_EXT_TLV("DMIC2 Volume",
RT711_SET_GAIN_DMIC2_H, RT711_SET_GAIN_DMIC2_L,
RT711_DIR_IN_SFT, 3, 0,
rt711_set_amp_gain_get, rt711_set_amp_gain_put, mic_vol_tlv),
};
static int rt711_mux_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component =
snd_soc_dapm_kcontrol_component(kcontrol);
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
unsigned int reg, val = 0, nid;
int ret;
if (strstr(ucontrol->id.name, "ADC 22 Mux"))
nid = RT711_MIXER_IN1;
else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
nid = RT711_MIXER_IN2;
else
return -EINVAL;
/* vid = 0xf01 */
reg = RT711_VERB_SET_CONNECT_SEL | nid;
ret = regmap_read(rt711->regmap, reg, &val);
if (ret < 0) {
dev_err(component->dev, "%s: sdw read failed: %d\n",
__func__, ret);
return ret;
}
ucontrol->value.enumerated.item[0] = val;
return 0;
}
static int rt711_mux_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_component *component =
snd_soc_dapm_kcontrol_component(kcontrol);
struct snd_soc_dapm_context *dapm =
snd_soc_dapm_kcontrol_dapm(kcontrol);
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned int *item = ucontrol->value.enumerated.item;
unsigned int val, val2 = 0, change, reg, nid;
int ret;
if (item[0] >= e->items)
return -EINVAL;
if (strstr(ucontrol->id.name, "ADC 22 Mux"))
nid = RT711_MIXER_IN1;
else if (strstr(ucontrol->id.name, "ADC 23 Mux"))
nid = RT711_MIXER_IN2;
else
return -EINVAL;
/* Verb ID = 0x701h */
val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
reg = RT711_VERB_SET_CONNECT_SEL | nid;
ret = regmap_read(rt711->regmap, reg, &val2);
if (ret < 0) {
dev_err(component->dev, "%s: sdw read failed: %d\n",
__func__, ret);
return ret;
}
if (val == val2)
change = 0;
else
change = 1;
if (change) {
reg = RT711_VERB_SET_CONNECT_SEL | nid;
regmap_write(rt711->regmap, reg, val);
}
snd_soc_dapm_mux_update_power(dapm, kcontrol,
item[0], e, NULL);
return change;
}
static const char * const adc_mux_text[] = {
"MIC2",
"LINE1",
"LINE2",
"DMIC",
};
static SOC_ENUM_SINGLE_DECL(
rt711_adc22_enum, SND_SOC_NOPM, 0, adc_mux_text);
static SOC_ENUM_SINGLE_DECL(
rt711_adc23_enum, SND_SOC_NOPM, 0, adc_mux_text);
static const struct snd_kcontrol_new rt711_adc22_mux =
SOC_DAPM_ENUM_EXT("ADC 22 Mux", rt711_adc22_enum,
rt711_mux_get, rt711_mux_put);
static const struct snd_kcontrol_new rt711_adc23_mux =
SOC_DAPM_ENUM_EXT("ADC 23 Mux", rt711_adc23_enum,
rt711_mux_get, rt711_mux_put);
static int rt711_dac_surround_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component =
snd_soc_dapm_to_component(w->dapm);
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
unsigned int val_h = (1 << RT711_DIR_OUT_SFT) | (0x3 << 4);
unsigned int val_l;
switch (event) {
case SND_SOC_DAPM_POST_PMU:
regmap_write(rt711->regmap,
RT711_SET_STREAMID_DAC2, 0x10);
val_l = 0x00;
regmap_write(rt711->regmap,
RT711_SET_GAIN_HP_H, (val_h << 8 | val_l));
break;
case SND_SOC_DAPM_PRE_PMD:
val_l = (1 << RT711_MUTE_SFT);
regmap_write(rt711->regmap,
RT711_SET_GAIN_HP_H, (val_h << 8 | val_l));
usleep_range(50000, 55000);
regmap_write(rt711->regmap,
RT711_SET_STREAMID_DAC2, 0x00);
break;
}
return 0;
}
static int rt711_adc_09_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component =
snd_soc_dapm_to_component(w->dapm);
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
regmap_write(rt711->regmap,
RT711_SET_STREAMID_ADC1, 0x10);
break;
case SND_SOC_DAPM_PRE_PMD:
regmap_write(rt711->regmap,
RT711_SET_STREAMID_ADC1, 0x00);
break;
}
return 0;
}
static int rt711_adc_08_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_component *component =
snd_soc_dapm_to_component(w->dapm);
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
regmap_write(rt711->regmap,
RT711_SET_STREAMID_ADC2, 0x10);
break;
case SND_SOC_DAPM_PRE_PMD:
regmap_write(rt711->regmap,
RT711_SET_STREAMID_ADC2, 0x00);
break;
}
return 0;
}
static const struct snd_soc_dapm_widget rt711_dapm_widgets[] = {
SND_SOC_DAPM_OUTPUT("HP"),
SND_SOC_DAPM_INPUT("MIC2"),
SND_SOC_DAPM_INPUT("DMIC1"),
SND_SOC_DAPM_INPUT("DMIC2"),
SND_SOC_DAPM_INPUT("LINE1"),
SND_SOC_DAPM_INPUT("LINE2"),
SND_SOC_DAPM_DAC_E("DAC Surround", NULL, SND_SOC_NOPM, 0, 0,
rt711_dac_surround_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_ADC_E("ADC 09", NULL, SND_SOC_NOPM, 0, 0,
rt711_adc_09_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_ADC_E("ADC 08", NULL, SND_SOC_NOPM, 0, 0,
rt711_adc_08_event,
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
SND_SOC_DAPM_MUX("ADC 22 Mux", SND_SOC_NOPM, 0, 0,
&rt711_adc22_mux),
SND_SOC_DAPM_MUX("ADC 23 Mux", SND_SOC_NOPM, 0, 0,
&rt711_adc23_mux),
SND_SOC_DAPM_AIF_IN("DP3RX", "DP3 Playback", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("DP2TX", "DP2 Capture", 0, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("DP4TX", "DP4 Capture", 0, SND_SOC_NOPM, 0, 0),
};
static const struct snd_soc_dapm_route rt711_audio_map[] = {
{"DAC Surround", NULL, "DP3RX"},
{"DP2TX", NULL, "ADC 09"},
{"DP4TX", NULL, "ADC 08"},
{"ADC 09", NULL, "ADC 22 Mux"},
{"ADC 08", NULL, "ADC 23 Mux"},
{"ADC 22 Mux", "DMIC", "DMIC1"},
{"ADC 22 Mux", "LINE1", "LINE1"},
{"ADC 22 Mux", "LINE2", "LINE2"},
{"ADC 22 Mux", "MIC2", "MIC2"},
{"ADC 23 Mux", "DMIC", "DMIC2"},
{"ADC 23 Mux", "LINE1", "LINE1"},
{"ADC 23 Mux", "LINE2", "LINE2"},
{"ADC 23 Mux", "MIC2", "MIC2"},
{"HP", NULL, "DAC Surround"},
};
static int rt711_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
switch (level) {
case SND_SOC_BIAS_PREPARE:
if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE,
AC_PWRST_D0);
}
break;
case SND_SOC_BIAS_STANDBY:
regmap_write(rt711->regmap,
RT711_SET_AUDIO_POWER_STATE,
AC_PWRST_D3);
break;
default:
break;
}
return 0;
}
static int rt711_parse_dt(struct rt711_priv *rt711, struct device *dev)
{
device_property_read_u32(dev, "realtek,jd-src",
&rt711->jd_src);
return 0;
}
static int rt711_probe(struct snd_soc_component *component)
{
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
rt711_parse_dt(rt711, &rt711->slave->dev);
rt711->component = component;
return 0;
}
static const struct snd_soc_component_driver soc_codec_dev_rt711 = {
.probe = rt711_probe,
.set_bias_level = rt711_set_bias_level,
.controls = rt711_snd_controls,
.num_controls = ARRAY_SIZE(rt711_snd_controls),
.dapm_widgets = rt711_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(rt711_dapm_widgets),
.dapm_routes = rt711_audio_map,
.num_dapm_routes = ARRAY_SIZE(rt711_audio_map),
.set_jack = rt711_set_jack_detect,
};
static int rt711_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream,
int direction)
{
struct sdw_stream_data *stream;
if (!sdw_stream)
return 0;
stream = kzalloc(sizeof(*stream), GFP_KERNEL);
if (!stream)
return -ENOMEM;
stream->sdw_stream = (struct sdw_stream_runtime *)sdw_stream;
/* Use tx_mask or rx_mask to configure stream tag and set dma_data */
if (direction == SNDRV_PCM_STREAM_PLAYBACK)
dai->playback_dma_data = stream;
else
dai->capture_dma_data = stream;
return 0;
}
static void rt711_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct sdw_stream_data *stream;
stream = snd_soc_dai_get_dma_data(dai, substream);
snd_soc_dai_set_dma_data(dai, substream, NULL);
kfree(stream);
}
static int rt711_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct rt711_priv *rt711 = snd_soc_component_get_drvdata(component);
struct sdw_stream_config stream_config;
struct sdw_port_config port_config;
enum sdw_data_direction direction;
struct sdw_stream_data *stream;
int retval, port, num_channels;
unsigned int val = 0;
dev_dbg(dai->dev, "%s %s", __func__, dai->name);
stream = snd_soc_dai_get_dma_data(dai, substream);
if (!stream)
return -EINVAL;
if (!rt711->slave)
return -EINVAL;
/* SoundWire specific configuration */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
direction = SDW_DATA_DIR_RX;
port = 3;
} else {
direction = SDW_DATA_DIR_TX;
if (dai->id == RT711_AIF1)
port = 4;
else if (dai->id == RT711_AIF2)
port = 2;
else
return -EINVAL;
}
stream_config.frame_rate = params_rate(params);
stream_config.ch_count = params_channels(params);
stream_config.bps = snd_pcm_format_width(params_format(params));
stream_config.direction = direction;
num_channels = params_channels(params);
port_config.ch_mask = (1 << (num_channels)) - 1;
port_config.num = port;
retval = sdw_stream_add_slave(rt711->slave, &stream_config,
&port_config, 1, stream->sdw_stream);
if (retval) {
dev_err(dai->dev, "Unable to configure port\n");
return retval;
}
if (params_channels(params) <= 16) {
/* bit 3:0 Number of Channel */
val |= (params_channels(params) - 1);
} else {
dev_err(component->dev, "Unsupported channels %d\n",
params_channels(params));
return -EINVAL;
}
switch (params_width(params)) {
/* bit 6:4 Bits per Sample */
case 8: