// SPDX-License-Identifier: GPL-2.0 // // rt711.c -- rt711 ALSA SoC audio driver // // Copyright(c) 2019 Realtek Semiconductor Corp. // // #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #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("%s: Failed to set private value: %06x <= %04x ret=%d\n", __func__, 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("%s: Failed to get private value: %06x => %04x ret=%d\n", __func__, 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 (!snd_soc_card_is_instantiated(rt711->component->card)) return; if (pm_runtime_status_suspended(rt711->slave->dev.parent)) { dev_dbg(&rt711->slave->dev, "%s: parent device is pm_runtime_status_suspended, skipping jack detection\n", __func__); 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; case RT711_JD2_100K: rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG, RT711_JD_CTL2, RT711_JD2_2PORT_100K_DECODE | RT711_JD2_1PORT_TYPE_DECODE | RT711_HP_JD_SEL_JD2 | RT711_JD1_2PORT_TYPE_100K_DECODE, RT711_JD2_2PORT_100K_DECODE_HP | RT711_JD2_1PORT_JD_HP | RT711_HP_JD_SEL_JD2 | RT711_JD1_2PORT_JD_RESERVED); 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; case RT711_JD2_1P8V_1PORT: rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG, RT711_JD_CTL1, RT711_JD2_DIGITAL_JD_MODE_SEL, RT711_JD2_1_JD_MODE); rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG, RT711_JD_CTL2, RT711_JD2_1PORT_TYPE_DECODE | RT711_HP_JD_SEL_JD2, RT711_JD2_1PORT_JD_HP | RT711_HP_JD_SEL_JD2); rt711_index_update_bits(rt711->regmap, RT711_VENDOR_REG, RT711_JD_CTL4, RT711_JD2_PAD_PULL_UP_MASK | RT711_JD2_MODE_SEL_MASK, RT711_JD2_PAD_PULL_UP | RT711_JD2_MODE2_1P8V_1PORT); 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, "%s: Wrong JD source\n", __func__); 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); int ret; rt711->hs_jack = hs_jack; /* we can only resume if the device was initialized at least once */ if (!rt711->first_hw_init) return 0; ret = pm_runtime_resume_and_get(component->dev); if (ret < 0) { if (ret != -EACCES) { dev_err(component->dev, "%s: failed to resume %d\n", __func__, ret); return ret; } /* pm_runtime not enabled yet */ dev_dbg(component->dev, "%s: skipping jack init for now\n", __func__); return 0; } rt711_jack_init(rt711); pm_runtime_mark_last_busy(component->dev); pm_runtime_put_autosuspend(component->dev); 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; mutex_lock(&rt711->calibrate_mutex); /* 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); mutex_unlock(&rt711->calibrate_mutex); 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: mutex_lock(&rt711->calibrate_mutex); regmap_write(rt711->regmap, RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3); mutex_unlock(&rt711->calibrate_mutex); 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); int ret; rt711_parse_dt(rt711, &rt711->slave->dev); rt711->component = component; if (!rt711->first_hw_init) return 0; ret = pm_runtime_resume(component->dev); if (ret < 0 && ret != -EACCES) return ret; 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, .endianness = 1, }; static int rt711_set_sdw_stream(struct snd_soc_dai *dai, void *sdw_stream, int direction) { snd_soc_dai_dma_data_set(dai, direction, sdw_stream); return 0; } static void rt711_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { snd_soc_dai_set_dma_data(dai, substream, NULL); } 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 = {0}; struct sdw_port_config port_config = {0}; struct sdw_stream_runtime *sdw_stream; int retval; unsigned int val = 0; dev_dbg(dai->dev, "%s %s", __func__, dai->name); sdw_stream = snd_soc_dai_get_dma_data(dai, substream); if (!sdw_stream) return -EINVAL; if (!rt711->slave) return -EINVAL; /* SoundWire specific configuration */ snd_sdw_params_to_config(substream, params, &stream_config, &port_config); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { port_config.num = 3; } else { if (dai->id == RT711_AIF1) port_config.num = 4; else if (dai->id == RT711_AIF2) port_config.num = 2; else return -EINVAL; } retval = sdw_stream_add_slave(rt711->slave, &stream_config, &port_config, 1, sdw_stream); if (retval) { dev_err(dai->dev, "%s: Unable to configure port\n", __func__); return retval; } if (params_channels(params) <= 16) { /* bit 3:0 Number of Channel */ val |= (params_channels(params) - 1); } else { dev_err(component->dev, "%s: Unsupported channels %d\n", __func__, params_channels(params)); return -EINVAL; } switch (params_width(params)) { /* bit 6:4 Bits per Sample */ case 8: break; case 16: val |= (0x1 << 4); break; case 20: val |= (0x2 << 4); break; case 24: val |= (0x3 << 4); break; case 32: val |= (0x4 << 4); break; default: return -EINVAL; } /* 48Khz */ regmap_write(rt711->regmap, RT711_DAC_FORMAT_H, val); regmap_write(rt711->regmap, RT711_ADC1_FORMAT_H, val); regmap_write(rt711->regmap, RT711_ADC2_FORMAT_H, val); return retval; } static int rt711_pcm_hw_free(struct snd_pcm_substream *substream, 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_runtime *sdw_stream = snd_soc_dai_get_dma_data(dai, substream); if (!rt711->slave) return -EINVAL; sdw_stream_remove_slave(rt711->slave, sdw_stream); return 0; } #define RT711_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) #define RT711_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) static const struct snd_soc_dai_ops rt711_ops = { .hw_params = rt711_pcm_hw_params, .hw_free = rt711_pcm_hw_free, .set_stream = rt711_set_sdw_stream, .shutdown = rt711_shutdown, }; static struct snd_soc_dai_driver rt711_dai[] = { { .name = "rt711-aif1", .id = RT711_AIF1, .playback = { .stream_name = "DP3 Playback", .channels_min = 1, .channels_max = 2, .rates = RT711_STEREO_RATES, .formats = RT711_FORMATS, }, .capture = { .stream_name = "DP4 Capture", .channels_min = 1, .channels_max = 2, .rates = RT711_STEREO_RATES, .formats = RT711_FORMATS, }, .ops = &rt711_ops, }, { .name = "rt711-aif2", .id = RT711_AIF2, .capture = { .stream_name = "DP2 Capture", .channels_min = 1, .channels_max = 2, .rates = RT711_STEREO_RATES, .formats = RT711_FORMATS, }, .ops = &rt711_ops, } }; /* Bus clock frequency */ #define RT711_CLK_FREQ_9600000HZ 9600000 #define RT711_CLK_FREQ_12000000HZ 12000000 #define RT711_CLK_FREQ_6000000HZ 6000000 #define RT711_CLK_FREQ_4800000HZ 4800000 #define RT711_CLK_FREQ_2400000HZ 2400000 #define RT711_CLK_FREQ_12288000HZ 12288000 int rt711_clock_config(struct device *dev) { struct rt711_priv *rt711 = dev_get_drvdata(dev); unsigned int clk_freq, value; clk_freq = (rt711->params.curr_dr_freq >> 1); switch (clk_freq) { case RT711_CLK_FREQ_12000000HZ: value = 0x0; break; case RT711_CLK_FREQ_6000000HZ: value = 0x1; break; case RT711_CLK_FREQ_9600000HZ: value = 0x2; break; case RT711_CLK_FREQ_4800000HZ: value = 0x3; break; case RT711_CLK_FREQ_2400000HZ: value = 0x4; break; case RT711_CLK_FREQ_12288000HZ: value = 0x5; break; default: return -EINVAL; } regmap_write(rt711->regmap, 0xe0, value); regmap_write(rt711->regmap, 0xf0, value); dev_dbg(dev, "%s complete, clk_freq=%d\n", __func__, clk_freq); return 0; } static void rt711_calibration_work(struct work_struct *work) { struct rt711_priv *rt711 = container_of(work, struct rt711_priv, calibration_work); rt711_calibration(rt711); } int rt711_init(struct device *dev, struct regmap *sdw_regmap, struct regmap *regmap, struct sdw_slave *slave) { struct rt711_priv *rt711; int ret; rt711 = devm_kzalloc(dev, sizeof(*rt711), GFP_KERNEL); if (!rt711) return -ENOMEM; dev_set_drvdata(dev, rt711); rt711->slave = slave; rt711->sdw_regmap = sdw_regmap; rt711->regmap = regmap; regcache_cache_only(rt711->regmap, true); mutex_init(&rt711->calibrate_mutex); mutex_init(&rt711->disable_irq_lock); INIT_DELAYED_WORK(&rt711->jack_detect_work, rt711_jack_detect_handler); INIT_DELAYED_WORK(&rt711->jack_btn_check_work, rt711_btn_check_handler); INIT_WORK(&rt711->calibration_work, rt711_calibration_work); /* * Mark hw_init to false * HW init will be performed when device reports present */ rt711->hw_init = false; rt711->first_hw_init = false; /* JD source uses JD2 in default */ rt711->jd_src = RT711_JD2; ret = devm_snd_soc_register_component(dev, &soc_codec_dev_rt711, rt711_dai, ARRAY_SIZE(rt711_dai)); if (ret < 0) return ret; /* set autosuspend parameters */ pm_runtime_set_autosuspend_delay(dev, 3000); pm_runtime_use_autosuspend(dev); /* make sure the device does not suspend immediately */ pm_runtime_mark_last_busy(dev); pm_runtime_enable(dev); /* important note: the device is NOT tagged as 'active' and will remain * 'suspended' until the hardware is enumerated/initialized. This is required * to make sure the ASoC framework use of pm_runtime_get_sync() does not silently * fail with -EACCESS because of race conditions between card creation and enumeration */ dev_dbg(dev, "%s\n", __func__); return ret; } int rt711_io_init(struct device *dev, struct sdw_slave *slave) { struct rt711_priv *rt711 = dev_get_drvdata(dev); rt711->disable_irq = false; if (rt711->hw_init) return 0; regcache_cache_only(rt711->regmap, false); if (rt711->first_hw_init) regcache_cache_bypass(rt711->regmap, true); /* * PM runtime status is marked as 'active' only when a Slave reports as Attached */ if (!rt711->first_hw_init) /* update count of parent 'active' children */ pm_runtime_set_active(&slave->dev); pm_runtime_get_noresume(&slave->dev); rt711_reset(rt711->regmap); /* power on */ regmap_write(rt711->regmap, RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D0); /* Set Pin Widget */ regmap_write(rt711->regmap, RT711_SET_PIN_MIC2, 0x25); regmap_write(rt711->regmap, RT711_SET_PIN_HP, 0xc0); regmap_write(rt711->regmap, RT711_SET_PIN_DMIC1, 0x20); regmap_write(rt711->regmap, RT711_SET_PIN_DMIC2, 0x20); regmap_write(rt711->regmap, RT711_SET_PIN_LINE1, 0x20); regmap_write(rt711->regmap, RT711_SET_PIN_LINE2, 0x20); /* Mute HP/ADC1/ADC2 */ regmap_write(rt711->regmap, RT711_SET_GAIN_HP_H, 0xa080); regmap_write(rt711->regmap, RT711_SET_GAIN_HP_H, 0x9080); regmap_write(rt711->regmap, RT711_SET_GAIN_ADC2_H, 0x6080); regmap_write(rt711->regmap, RT711_SET_GAIN_ADC2_H, 0x5080); regmap_write(rt711->regmap, RT711_SET_GAIN_ADC1_H, 0x6080); regmap_write(rt711->regmap, RT711_SET_GAIN_ADC1_H, 0x5080); /* Set Configuration Default */ regmap_write(rt711->regmap, 0x4f12, 0x91); regmap_write(rt711->regmap, 0x4e12, 0xd6); regmap_write(rt711->regmap, 0x4d12, 0x11); regmap_write(rt711->regmap, 0x4c12, 0x20); regmap_write(rt711->regmap, 0x4f13, 0x91); regmap_write(rt711->regmap, 0x4e13, 0xd6); regmap_write(rt711->regmap, 0x4d13, 0x11); regmap_write(rt711->regmap, 0x4c13, 0x21); regmap_write(rt711->regmap, 0x4c21, 0xf0); regmap_write(rt711->regmap, 0x4d21, 0x11); regmap_write(rt711->regmap, 0x4e21, 0x11); regmap_write(rt711->regmap, 0x4f21, 0x01); /* Data port arrangement */ rt711_index_write(rt711->regmap, RT711_VENDOR_REG, RT711_TX_RX_MUX_CTL, 0x0154); /* Set index */ rt711_index_write(rt711->regmap, RT711_VENDOR_REG, RT711_DIGITAL_MISC_CTRL4, 0x201b); rt711_index_write(rt711->regmap, RT711_VENDOR_REG, RT711_COMBO_JACK_AUTO_CTL1, 0x5089); rt711_index_write(rt711->regmap, RT711_VENDOR_REG, RT711_VREFOUT_CTL, 0x5064); rt711_index_write(rt711->regmap, RT711_VENDOR_REG, RT711_INLINE_CMD_CTL, 0xd249); /* Finish Initial Settings, set power to D3 */ regmap_write(rt711->regmap, RT711_SET_AUDIO_POWER_STATE, AC_PWRST_D3); if (rt711->first_hw_init) rt711_calibration(rt711); else schedule_work(&rt711->calibration_work); /* * if set_jack callback occurred early than io_init, * we set up the jack detection function now */ if (rt711->hs_jack) rt711_jack_init(rt711); if (rt711->first_hw_init) { regcache_cache_bypass(rt711->regmap, false); regcache_mark_dirty(rt711->regmap); } else rt711->first_hw_init = true; /* Mark Slave initialization complete */ rt711->hw_init = true; pm_runtime_mark_last_busy(&slave->dev); pm_runtime_put_autosuspend(&slave->dev); dev_dbg(&slave->dev, "%s hw_init complete\n", __func__); return 0; } MODULE_DESCRIPTION("ASoC RT711 SDW driver"); MODULE_AUTHOR("Shuming Fan "); MODULE_LICENSE("GPL");