From: Derek Fang <derek.fang@xxxxxxxxxxx>
Complete the missing and correct the TDM Tx settings.
Signed-off-by: Derek Fang <derek.fang@xxxxxxxxxxx>
---
sound/soc/codecs/rt5682s.c | 15 +++++++++++++--
sound/soc/codecs/rt5682s.h | 1 +
2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/sound/soc/codecs/rt5682s.c b/sound/soc/codecs/rt5682s.c
index 3b91a3442c68..5199d3bbaf0b 100644
--- a/sound/soc/codecs/rt5682s.c
+++ b/sound/soc/codecs/rt5682s.c
@@ -1981,7 +1981,7 @@ static int rt5682s_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
unsigned int rx_mask, int slots, int slot_width)
{
struct snd_soc_component *component = dai->component;
- unsigned int cl, val = 0;
+ unsigned int cl, val = 0, tx_slotnum;
if (tx_mask || rx_mask)
snd_soc_component_update_bits(component,
@@ -1990,6 +1990,16 @@ static int rt5682s_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
snd_soc_component_update_bits(component,
RT5682S_TDM_ADDA_CTRL_2, RT5682S_TDM_EN, 0);
+ /* Tx slot configuration */
+ tx_slotnum = hweight_long(tx_mask);
+ if (tx_slotnum) {
+ if (tx_slotnum > slots) {
+ dev_err(component->dev, "Invalid or oversized Tx slots.\n");
+ return -EINVAL;
+ }
+ val |= (tx_slotnum - 1) << RT5682S_TDM_ADC_DL_SFT;
+ }
+
switch (slots) {
case 4:
val |= RT5682S_TDM_TX_CH_4;
@@ -2010,7 +2020,8 @@ static int rt5682s_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
}
snd_soc_component_update_bits(component, RT5682S_TDM_CTRL,
- RT5682S_TDM_TX_CH_MASK | RT5682S_TDM_RX_CH_MASK, val);
+ RT5682S_TDM_TX_CH_MASK | RT5682S_TDM_RX_CH_MASK |
+ RT5682S_TDM_ADC_DL_MASK, val);
switch (slot_width) {
case 8:
diff --git a/sound/soc/codecs/rt5682s.h b/sound/soc/codecs/rt5682s.h
index 824dc6543c18..45464a041765 100644
--- a/sound/soc/codecs/rt5682s.h
+++ b/sound/soc/codecs/rt5682s.h
@@ -899,6 +899,7 @@
#define RT5682S_TDM_RX_CH_8 (0x3 << 8)
#define RT5682S_TDM_ADC_LCA_MASK (0x7 << 4)
#define RT5682S_TDM_ADC_LCA_SFT 4
+#define RT5682S_TDM_ADC_DL_MASK (0x3 << 0)
#define RT5682S_TDM_ADC_DL_SFT 0
/* TDM control 2 (0x007a) */
--
2.17.1
