[alsa-devel] [PATCH v2] ASoC: rt1011: set tx/rx slots from tx/rx_mask in TDM case
shumingf at realtek.com
shumingf at realtek.com
Wed Oct 16 10:57:54 CEST 2019
From: Shuming Fan <shumingf at realtek.com>
The TX/RX slot configuration use tx/rx_mask which requested
by the machine driver.
Signed-off-by: Shuming Fan <shumingf at realtek.com>
---
sound/soc/codecs/rt1011.c | 142 ++++++++++++++++++++++++++++++++++++--
sound/soc/codecs/rt1011.h | 23 ++++++
2 files changed, 160 insertions(+), 5 deletions(-)
diff --git a/sound/soc/codecs/rt1011.c b/sound/soc/codecs/rt1011.c
index be1e276e3631..b927e61b32df 100644
--- a/sound/soc/codecs/rt1011.c
+++ b/sound/soc/codecs/rt1011.c
@@ -1805,8 +1805,8 @@ static int rt1011_set_tdm_slot(struct snd_soc_dai *dai,
struct snd_soc_component *component = dai->component;
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
- unsigned int val = 0, tdm_en = 0;
- int ret = 0;
+ unsigned int val = 0, tdm_en = 0, rx_slotnum, tx_slotnum;
+ int ret = 0, first_bit, last_bit;
snd_soc_dapm_mutex_lock(dapm);
if (rx_mask || tx_mask)
@@ -1829,6 +1829,7 @@ static int rt1011_set_tdm_slot(struct snd_soc_dai *dai,
break;
default:
ret = -EINVAL;
+ goto _set_tdm_err_;
}
switch (slot_width) {
@@ -1848,6 +1849,135 @@ static int rt1011_set_tdm_slot(struct snd_soc_dai *dai,
break;
default:
ret = -EINVAL;
+ goto _set_tdm_err_;
+ }
+
+ /* Rx slot configuration */
+ rx_slotnum = hweight_long(rx_mask);
+ first_bit = find_next_bit((unsigned long *)&rx_mask, 32, 0);
+ if (rx_slotnum > 1 || rx_slotnum == 0) {
+ ret = -EINVAL;
+ dev_dbg(component->dev, "too many rx slots or zero slot\n");
+ goto _set_tdm_err_;
+ }
+
+ switch (first_bit) {
+ case 0:
+ case 2:
+ case 4:
+ case 6:
+ snd_soc_component_update_bits(component,
+ RT1011_CROSS_BQ_SET_1, RT1011_MONO_LR_SEL_MASK,
+ RT1011_MONO_L_CHANNEL);
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_4,
+ RT1011_TDM_I2S_TX_L_DAC1_1_MASK |
+ RT1011_TDM_I2S_TX_R_DAC1_1_MASK,
+ (first_bit << RT1011_TDM_I2S_TX_L_DAC1_1_SFT) |
+ ((first_bit+1) << RT1011_TDM_I2S_TX_R_DAC1_1_SFT));
+ break;
+ case 1:
+ case 3:
+ case 5:
+ case 7:
+ snd_soc_component_update_bits(component,
+ RT1011_CROSS_BQ_SET_1, RT1011_MONO_LR_SEL_MASK,
+ RT1011_MONO_R_CHANNEL);
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_4,
+ RT1011_TDM_I2S_TX_L_DAC1_1_MASK |
+ RT1011_TDM_I2S_TX_R_DAC1_1_MASK,
+ ((first_bit-1) << RT1011_TDM_I2S_TX_L_DAC1_1_SFT) |
+ (first_bit << RT1011_TDM_I2S_TX_R_DAC1_1_SFT));
+ break;
+ default:
+ ret = -EINVAL;
+ goto _set_tdm_err_;
+ }
+
+ /* Tx slot configuration */
+ tx_slotnum = hweight_long(tx_mask);
+ first_bit = find_next_bit((unsigned long *)&tx_mask, 32, 0);
+ last_bit = find_last_bit((unsigned long *)&tx_mask, 32);
+ if (tx_slotnum > 2 || (last_bit-first_bit) > 1) {
+ ret = -EINVAL;
+ dev_dbg(component->dev, "too many tx slots or tx slot location error\n");
+ goto _set_tdm_err_;
+ }
+
+ if (tx_slotnum == 1) {
+ snd_soc_component_update_bits(component, RT1011_TDM1_SET_2,
+ RT1011_TDM_I2S_DOCK_ADCDAT_LEN_1_MASK |
+ RT1011_TDM_ADCDAT1_DATA_LOCATION, first_bit);
+ switch (first_bit) {
+ case 1:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC1_1_MASK,
+ RT1011_TDM_I2S_RX_ADC1_1_LL);
+ break;
+ case 3:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC2_1_MASK,
+ RT1011_TDM_I2S_RX_ADC2_1_LL);
+ break;
+ case 5:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC3_1_MASK,
+ RT1011_TDM_I2S_RX_ADC3_1_LL);
+ break;
+ case 7:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC4_1_MASK,
+ RT1011_TDM_I2S_RX_ADC4_1_LL);
+ break;
+ case 0:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC1_1_MASK, 0);
+ break;
+ case 2:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC2_1_MASK, 0);
+ break;
+ case 4:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC3_1_MASK, 0);
+ break;
+ case 6:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_3,
+ RT1011_TDM_I2S_RX_ADC4_1_MASK, 0);
+ break;
+ default:
+ ret = -EINVAL;
+ dev_dbg(component->dev,
+ "tx slot location error\n");
+ goto _set_tdm_err_;
+ }
+ } else if (tx_slotnum == 2) {
+ switch (first_bit) {
+ case 0:
+ case 2:
+ case 4:
+ case 6:
+ snd_soc_component_update_bits(component,
+ RT1011_TDM1_SET_2,
+ RT1011_TDM_I2S_DOCK_ADCDAT_LEN_1_MASK |
+ RT1011_TDM_ADCDAT1_DATA_LOCATION,
+ RT1011_TDM_I2S_DOCK_ADCDAT_2CH | first_bit);
+ break;
+ default:
+ ret = -EINVAL;
+ dev_dbg(component->dev,
+ "tx slot location should be paired and start from slot0/2/4/6\n");
+ goto _set_tdm_err_;
+ }
}
snd_soc_component_update_bits(component, RT1011_TDM1_SET_1,
@@ -1860,10 +1990,12 @@ static int rt1011_set_tdm_slot(struct snd_soc_dai *dai,
RT1011_TDM_I2S_DOCK_EN_1_MASK, tdm_en);
snd_soc_component_update_bits(component, RT1011_TDM2_SET_2,
RT1011_TDM_I2S_DOCK_EN_2_MASK, tdm_en);
- snd_soc_component_update_bits(component, RT1011_TDM_TOTAL_SET,
- RT1011_ADCDAT1_PIN_CONFIG | RT1011_ADCDAT2_PIN_CONFIG,
- RT1011_ADCDAT1_OUTPUT | RT1011_ADCDAT2_OUTPUT);
+ if (tx_slotnum)
+ snd_soc_component_update_bits(component, RT1011_TDM_TOTAL_SET,
+ RT1011_ADCDAT1_PIN_CONFIG | RT1011_ADCDAT2_PIN_CONFIG,
+ RT1011_ADCDAT1_OUTPUT | RT1011_ADCDAT2_OUTPUT);
+_set_tdm_err_:
snd_soc_dapm_mutex_unlock(dapm);
return ret;
}
diff --git a/sound/soc/codecs/rt1011.h b/sound/soc/codecs/rt1011.h
index 2d65983f3d0f..3f7dea1191ad 100644
--- a/sound/soc/codecs/rt1011.h
+++ b/sound/soc/codecs/rt1011.h
@@ -460,6 +460,23 @@
#define RT1011_TDM_I2S_DOCK_EN_1_MASK (0x1 << 3)
#define RT1011_TDM_I2S_DOCK_EN_1_SFT 3
#define RT1011_TDM_I2S_DOCK_EN_1 (0x1 << 3)
+#define RT1011_TDM_ADCDAT1_DATA_LOCATION (0x7 << 0)
+
+/* TDM1 Setting-3 (0x0118) */
+#define RT1011_TDM_I2S_RX_ADC1_1_MASK (0x3 << 6)
+#define RT1011_TDM_I2S_RX_ADC2_1_MASK (0x3 << 4)
+#define RT1011_TDM_I2S_RX_ADC3_1_MASK (0x3 << 2)
+#define RT1011_TDM_I2S_RX_ADC4_1_MASK (0x3 << 0)
+#define RT1011_TDM_I2S_RX_ADC1_1_LL (0x2 << 6)
+#define RT1011_TDM_I2S_RX_ADC2_1_LL (0x2 << 4)
+#define RT1011_TDM_I2S_RX_ADC3_1_LL (0x2 << 2)
+#define RT1011_TDM_I2S_RX_ADC4_1_LL (0x2 << 0)
+
+/* TDM1 Setting-4 (0x011a) */
+#define RT1011_TDM_I2S_TX_L_DAC1_1_MASK (0x7 << 12)
+#define RT1011_TDM_I2S_TX_R_DAC1_1_MASK (0x7 << 8)
+#define RT1011_TDM_I2S_TX_L_DAC1_1_SFT 12
+#define RT1011_TDM_I2S_TX_R_DAC1_1_SFT 8
/* TDM2 Setting-2 (0x0120) */
#define RT1011_TDM_I2S_DOCK_ADCDAT_LEN_2_MASK (0x7 << 13)
@@ -585,6 +602,12 @@
#define RT1011_STP_T0_EN_BIT 6
#define RT1011_STP_T0_EN (0x1 << 6)
+/* Cross Biquad Setting-1 (0x0702) */
+#define RT1011_MONO_LR_SEL_MASK (0x3 << 5)
+#define RT1011_MONO_L_CHANNEL (0x0 << 5)
+#define RT1011_MONO_R_CHANNEL (0x1 << 5)
+#define RT1011_MONO_LR_MIX_CHANNEL (0x2 << 5)
+
/* ClassD Internal Setting-1 (0x1300) */
#define RT1011_DRIVER_READY_SPK (0x1 << 12)
#define RT1011_DRIVER_READY_SPK_BIT 12
--
2.23.0
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