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Diffstat (limited to 'sound/soc/codecs/es8316.c')
-rw-r--r--sound/soc/codecs/es8316.c202
1 files changed, 137 insertions, 65 deletions
diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c
index 36eef1fb3d18..9245c33700de 100644
--- a/sound/soc/codecs/es8316.c
+++ b/sound/soc/codecs/es8316.c
@@ -27,9 +27,8 @@
* MCLK/LRCK ratios, but we also add ratio 400, which is commonly used on
* Intel Cherry Trail platforms (19.2MHz MCLK, 48kHz LRCK).
*/
-#define NR_SUPPORTED_MCLK_LRCK_RATIOS 6
static const unsigned int supported_mclk_lrck_ratios[] = {
- 256, 384, 400, 512, 768, 1024
+ 256, 384, 400, 500, 512, 768, 1024
};
struct es8316_priv {
@@ -40,7 +39,9 @@ struct es8316_priv {
struct snd_soc_jack *jack;
int irq;
unsigned int sysclk;
- unsigned int allowed_rates[NR_SUPPORTED_MCLK_LRCK_RATIOS];
+ /* ES83xx supports halving the MCLK so it supports twice as many rates
+ */
+ unsigned int allowed_rates[ARRAY_SIZE(supported_mclk_lrck_ratios) * 2];
struct snd_pcm_hw_constraint_list sysclk_constraints;
bool jd_inverted;
};
@@ -52,7 +53,12 @@ static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(dac_vol_tlv, -9600, 50, 1);
static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(adc_vol_tlv, -9600, 50, 1);
static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_max_gain_tlv, -650, 150, 0);
static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_min_gain_tlv, -1200, 150, 0);
-static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(alc_target_tlv, -1650, 150, 0);
+
+static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(alc_target_tlv,
+ 0, 10, TLV_DB_SCALE_ITEM(-1650, 150, 0),
+ 11, 11, TLV_DB_SCALE_ITEM(-150, 0, 0),
+);
+
static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(hpmixer_gain_tlv,
0, 4, TLV_DB_SCALE_ITEM(-1200, 150, 0),
8, 11, TLV_DB_SCALE_ITEM(-450, 150, 0),
@@ -63,13 +69,8 @@ static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(adc_pga_gain_tlv,
1, 1, TLV_DB_SCALE_ITEM(0, 0, 0),
2, 2, TLV_DB_SCALE_ITEM(250, 0, 0),
3, 3, TLV_DB_SCALE_ITEM(450, 0, 0),
- 4, 4, TLV_DB_SCALE_ITEM(700, 0, 0),
- 5, 5, TLV_DB_SCALE_ITEM(1000, 0, 0),
- 6, 6, TLV_DB_SCALE_ITEM(1300, 0, 0),
- 7, 7, TLV_DB_SCALE_ITEM(1600, 0, 0),
- 8, 8, TLV_DB_SCALE_ITEM(1800, 0, 0),
- 9, 9, TLV_DB_SCALE_ITEM(2100, 0, 0),
- 10, 10, TLV_DB_SCALE_ITEM(2400, 0, 0),
+ 4, 7, TLV_DB_SCALE_ITEM(700, 300, 0),
+ 8, 10, TLV_DB_SCALE_ITEM(1800, 300, 0),
);
static const SNDRV_CTL_TLVD_DECLARE_DB_RANGE(hpout_vol_tlv,
@@ -100,7 +101,7 @@ static const struct snd_kcontrol_new es8316_snd_controls[] = {
SOC_DOUBLE_R_TLV("DAC Playback Volume", ES8316_DAC_VOLL,
ES8316_DAC_VOLR, 0, 0xc0, 1, dac_vol_tlv),
SOC_SINGLE("DAC Soft Ramp Switch", ES8316_DAC_SET1, 4, 1, 1),
- SOC_SINGLE("DAC Soft Ramp Rate", ES8316_DAC_SET1, 2, 4, 0),
+ SOC_SINGLE("DAC Soft Ramp Rate", ES8316_DAC_SET1, 2, 3, 0),
SOC_SINGLE("DAC Notch Filter Switch", ES8316_DAC_SET2, 6, 1, 0),
SOC_SINGLE("DAC Double Fs Switch", ES8316_DAC_SET2, 7, 1, 0),
SOC_SINGLE("DAC Stereo Enhancement", ES8316_DAC_SET3, 0, 7, 0),
@@ -120,7 +121,7 @@ static const struct snd_kcontrol_new es8316_snd_controls[] = {
alc_max_gain_tlv),
SOC_SINGLE_TLV("ALC Capture Min Volume", ES8316_ADC_ALC2, 0, 28, 0,
alc_min_gain_tlv),
- SOC_SINGLE_TLV("ALC Capture Target Volume", ES8316_ADC_ALC3, 4, 10, 0,
+ SOC_SINGLE_TLV("ALC Capture Target Volume", ES8316_ADC_ALC3, 4, 11, 0,
alc_target_tlv),
SOC_SINGLE("ALC Capture Hold Time", ES8316_ADC_ALC3, 0, 10, 0),
SOC_SINGLE("ALC Capture Decay Time", ES8316_ADC_ALC4, 4, 10, 0),
@@ -153,7 +154,7 @@ static const char * const es8316_dmic_txt[] = {
"dmic data at high level",
"dmic data at low level",
};
-static const unsigned int es8316_dmic_values[] = { 0, 1, 2 };
+static const unsigned int es8316_dmic_values[] = { 0, 2, 3 };
static const struct soc_enum es8316_dmic_src_enum =
SOC_VALUE_ENUM_SINGLE(ES8316_ADC_DMIC, 0, 3,
ARRAY_SIZE(es8316_dmic_txt),
@@ -369,13 +370,11 @@ static int es8316_set_dai_sysclk(struct snd_soc_dai *codec_dai,
int count = 0;
es8316->sysclk = freq;
+ es8316->sysclk_constraints.list = NULL;
+ es8316->sysclk_constraints.count = 0;
- if (freq == 0) {
- es8316->sysclk_constraints.list = NULL;
- es8316->sysclk_constraints.count = 0;
-
+ if (freq == 0)
return 0;
- }
ret = clk_set_rate(es8316->mclk, freq);
if (ret)
@@ -384,15 +383,23 @@ static int es8316_set_dai_sysclk(struct snd_soc_dai *codec_dai,
/* Limit supported sample rates to ones that can be autodetected
* by the codec running in slave mode.
*/
- for (i = 0; i < NR_SUPPORTED_MCLK_LRCK_RATIOS; i++) {
+ for (i = 0; i < ARRAY_SIZE(supported_mclk_lrck_ratios); i++) {
const unsigned int ratio = supported_mclk_lrck_ratios[i];
if (freq % ratio == 0)
es8316->allowed_rates[count++] = freq / ratio;
+
+ /* We also check if the halved MCLK produces a valid rate
+ * since the codec supports halving the MCLK.
+ */
+ if ((freq / ratio) % 2 == 0)
+ es8316->allowed_rates[count++] = freq / ratio / 2;
}
- es8316->sysclk_constraints.list = es8316->allowed_rates;
- es8316->sysclk_constraints.count = count;
+ if (count) {
+ es8316->sysclk_constraints.list = es8316->allowed_rates;
+ es8316->sysclk_constraints.count = count;
+ }
return 0;
}
@@ -406,10 +413,8 @@ static int es8316_set_dai_fmt(struct snd_soc_dai *codec_dai,
u8 clksw;
u8 mask;
- if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) != SND_SOC_DAIFMT_CBS_CFS) {
- dev_err(component->dev, "Codec driver only supports slave mode\n");
- return -EINVAL;
- }
+ if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) == SND_SOC_DAIFMT_CBP_CFP)
+ serdata1 |= ES8316_SERDATA1_MASTER;
if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) != SND_SOC_DAIFMT_I2S) {
dev_err(component->dev, "Codec driver only supports I2S format\n");
@@ -469,32 +474,63 @@ static int es8316_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_component *component = dai->component;
struct es8316_priv *es8316 = snd_soc_component_get_drvdata(component);
u8 wordlen = 0;
+ u8 bclk_divider;
+ u16 lrck_divider;
int i;
+ unsigned int clk = es8316->sysclk / 2;
+ bool clk_valid = false;
+
+ /* We will start with halved sysclk and see if we can use it
+ * for proper clocking. This is to minimise the risk of running
+ * the CODEC with a too high frequency. We have an SKU where
+ * the sysclk frequency is 48Mhz and this causes the sound to be
+ * sped up. If we can run with a halved sysclk, we will use it,
+ * if we can't use it, then full sysclk will be used.
+ */
+ do {
+ /* Validate supported sample rates that are autodetected from MCLK */
+ for (i = 0; i < ARRAY_SIZE(supported_mclk_lrck_ratios); i++) {
+ const unsigned int ratio = supported_mclk_lrck_ratios[i];
+
+ if (clk % ratio != 0)
+ continue;
+ if (clk / ratio == params_rate(params))
+ break;
+ }
+ if (i == ARRAY_SIZE(supported_mclk_lrck_ratios)) {
+ if (clk == es8316->sysclk)
+ return -EINVAL;
+ clk = es8316->sysclk;
+ } else {
+ clk_valid = true;
+ }
+ } while (!clk_valid);
- /* Validate supported sample rates that are autodetected from MCLK */
- for (i = 0; i < NR_SUPPORTED_MCLK_LRCK_RATIOS; i++) {
- const unsigned int ratio = supported_mclk_lrck_ratios[i];
-
- if (es8316->sysclk % ratio != 0)
- continue;
- if (es8316->sysclk / ratio == params_rate(params))
- break;
+ if (clk != es8316->sysclk) {
+ snd_soc_component_update_bits(component, ES8316_CLKMGR_CLKSW,
+ ES8316_CLKMGR_CLKSW_MCLK_DIV,
+ ES8316_CLKMGR_CLKSW_MCLK_DIV);
}
- if (i == NR_SUPPORTED_MCLK_LRCK_RATIOS)
- return -EINVAL;
+ lrck_divider = clk / params_rate(params);
+ bclk_divider = lrck_divider / 4;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
wordlen = ES8316_SERDATA2_LEN_16;
+ bclk_divider /= 16;
break;
case SNDRV_PCM_FORMAT_S20_3LE:
wordlen = ES8316_SERDATA2_LEN_20;
+ bclk_divider /= 20;
break;
case SNDRV_PCM_FORMAT_S24_LE:
+ case SNDRV_PCM_FORMAT_S24_3LE:
wordlen = ES8316_SERDATA2_LEN_24;
+ bclk_divider /= 24;
break;
case SNDRV_PCM_FORMAT_S32_LE:
wordlen = ES8316_SERDATA2_LEN_32;
+ bclk_divider /= 32;
break;
default:
return -EINVAL;
@@ -504,10 +540,15 @@ static int es8316_pcm_hw_params(struct snd_pcm_substream *substream,
ES8316_SERDATA2_LEN_MASK, wordlen);
snd_soc_component_update_bits(component, ES8316_SERDATA_ADC,
ES8316_SERDATA2_LEN_MASK, wordlen);
+ snd_soc_component_update_bits(component, ES8316_SERDATA1, 0x1f, bclk_divider);
+ snd_soc_component_update_bits(component, ES8316_CLKMGR_ADCDIV1, 0x0f, lrck_divider >> 8);
+ snd_soc_component_update_bits(component, ES8316_CLKMGR_ADCDIV2, 0xff, lrck_divider & 0xff);
+ snd_soc_component_update_bits(component, ES8316_CLKMGR_DACDIV1, 0x0f, lrck_divider >> 8);
+ snd_soc_component_update_bits(component, ES8316_CLKMGR_DACDIV2, 0xff, lrck_divider & 0xff);
return 0;
}
-static int es8316_mute(struct snd_soc_dai *dai, int mute)
+static int es8316_mute(struct snd_soc_dai *dai, int mute, int direction)
{
snd_soc_component_update_bits(dai->component, ES8316_DAC_SET1, 0x20,
mute ? 0x20 : 0);
@@ -515,14 +556,15 @@ static int es8316_mute(struct snd_soc_dai *dai, int mute)
}
#define ES8316_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
- SNDRV_PCM_FMTBIT_S24_LE)
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
static const struct snd_soc_dai_ops es8316_ops = {
.startup = es8316_pcm_startup,
.hw_params = es8316_pcm_hw_params,
.set_fmt = es8316_set_dai_fmt,
.set_sysclk = es8316_set_dai_sysclk,
- .digital_mute = es8316_mute,
+ .mute_stream = es8316_mute,
+ .no_capture_mute = 1,
};
static struct snd_soc_dai_driver es8316_dai = {
@@ -542,13 +584,13 @@ static struct snd_soc_dai_driver es8316_dai = {
.formats = ES8316_FORMATS,
},
.ops = &es8316_ops,
- .symmetric_rates = 1,
+ .symmetric_rate = 1,
};
static void es8316_enable_micbias_for_mic_gnd_short_detect(
struct snd_soc_component *component)
{
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
snd_soc_dapm_mutex_lock(dapm);
snd_soc_dapm_force_enable_pin_unlocked(dapm, "Bias");
@@ -563,7 +605,7 @@ static void es8316_enable_micbias_for_mic_gnd_short_detect(
static void es8316_disable_micbias_for_mic_gnd_short_detect(
struct snd_soc_component *component)
{
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
snd_soc_dapm_mutex_lock(dapm);
snd_soc_dapm_disable_pin_unlocked(dapm, "Mic Bias");
@@ -680,6 +722,9 @@ static void es8316_disable_jack_detect(struct snd_soc_component *component)
{
struct es8316_priv *es8316 = snd_soc_component_get_drvdata(component);
+ if (!es8316->jack)
+ return; /* Already disabled (or never enabled) */
+
disable_irq(es8316->irq);
mutex_lock(&es8316->lock);
@@ -758,9 +803,31 @@ static void es8316_remove(struct snd_soc_component *component)
clk_disable_unprepare(es8316->mclk);
}
+static int es8316_resume(struct snd_soc_component *component)
+{
+ struct es8316_priv *es8316 = snd_soc_component_get_drvdata(component);
+
+ regcache_cache_only(es8316->regmap, false);
+ regcache_sync(es8316->regmap);
+
+ return 0;
+}
+
+static int es8316_suspend(struct snd_soc_component *component)
+{
+ struct es8316_priv *es8316 = snd_soc_component_get_drvdata(component);
+
+ regcache_cache_only(es8316->regmap, true);
+ regcache_mark_dirty(es8316->regmap);
+
+ return 0;
+}
+
static const struct snd_soc_component_driver soc_component_dev_es8316 = {
.probe = es8316_probe,
.remove = es8316_remove,
+ .resume = es8316_resume,
+ .suspend = es8316_suspend,
.set_jack = es8316_set_jack,
.controls = es8316_snd_controls,
.num_controls = ARRAY_SIZE(es8316_snd_controls),
@@ -770,28 +837,29 @@ static const struct snd_soc_component_driver soc_component_dev_es8316 = {
.num_dapm_routes = ARRAY_SIZE(es8316_dapm_routes),
.use_pmdown_time = 1,
.endianness = 1,
- .non_legacy_dai_naming = 1,
};
-static const struct regmap_range es8316_volatile_ranges[] = {
- regmap_reg_range(ES8316_GPIO_FLAG, ES8316_GPIO_FLAG),
-};
-
-static const struct regmap_access_table es8316_volatile_table = {
- .yes_ranges = es8316_volatile_ranges,
- .n_yes_ranges = ARRAY_SIZE(es8316_volatile_ranges),
-};
+static bool es8316_volatile_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case ES8316_GPIO_FLAG:
+ return true;
+ default:
+ return false;
+ }
+}
static const struct regmap_config es8316_regmap = {
.reg_bits = 8,
.val_bits = 8,
+ .use_single_read = true,
+ .use_single_write = true,
.max_register = 0x53,
- .volatile_table = &es8316_volatile_table,
- .cache_type = REGCACHE_RBTREE,
+ .volatile_reg = es8316_volatile_reg,
+ .cache_type = REGCACHE_MAPLE,
};
-static int es8316_i2c_probe(struct i2c_client *i2c_client,
- const struct i2c_device_id *id)
+static int es8316_i2c_probe(struct i2c_client *i2c_client)
{
struct device *dev = &i2c_client->dev;
struct es8316_priv *es8316;
@@ -811,15 +879,14 @@ static int es8316_i2c_probe(struct i2c_client *i2c_client,
es8316->irq = i2c_client->irq;
mutex_init(&es8316->lock);
- ret = devm_request_threaded_irq(dev, es8316->irq, NULL, es8316_irq,
- IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
- "es8316", es8316);
- if (ret == 0) {
- /* Gets re-enabled by es8316_set_jack() */
- disable_irq(es8316->irq);
- } else {
- dev_warn(dev, "Failed to get IRQ %d: %d\n", es8316->irq, ret);
- es8316->irq = -ENXIO;
+ if (es8316->irq > 0) {
+ ret = devm_request_threaded_irq(dev, es8316->irq, NULL, es8316_irq,
+ IRQF_TRIGGER_HIGH | IRQF_ONESHOT | IRQF_NO_AUTOEN,
+ "es8316", es8316);
+ if (ret) {
+ dev_warn(dev, "Failed to get IRQ %d: %d\n", es8316->irq, ret);
+ es8316->irq = -ENXIO;
+ }
}
return devm_snd_soc_register_component(&i2c_client->dev,
@@ -828,22 +895,27 @@ static int es8316_i2c_probe(struct i2c_client *i2c_client,
}
static const struct i2c_device_id es8316_i2c_id[] = {
- {"es8316", 0 },
+ {"es8316" },
{}
};
MODULE_DEVICE_TABLE(i2c, es8316_i2c_id);
+#ifdef CONFIG_OF
static const struct of_device_id es8316_of_match[] = {
{ .compatible = "everest,es8316", },
{},
};
MODULE_DEVICE_TABLE(of, es8316_of_match);
+#endif
+#ifdef CONFIG_ACPI
static const struct acpi_device_id es8316_acpi_match[] = {
{"ESSX8316", 0},
+ {"ESSX8336", 0},
{},
};
MODULE_DEVICE_TABLE(acpi, es8316_acpi_match);
+#endif
static struct i2c_driver es8316_i2c_driver = {
.driver = {
generated by cgit (git 2.34.1) at 2025-12-26 11:33:35 +0000