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Diffstat (limited to 'sound/soc/amd/raven/acp3x-i2s.c')
-rw-r--r--sound/soc/amd/raven/acp3x-i2s.c44
1 files changed, 13 insertions, 31 deletions
diff --git a/sound/soc/amd/raven/acp3x-i2s.c b/sound/soc/amd/raven/acp3x-i2s.c
index 91a388184e52..3a3c47e820ab 100644
--- a/sound/soc/amd/raven/acp3x-i2s.c
+++ b/sound/soc/amd/raven/acp3x-i2s.c
@@ -42,7 +42,7 @@ static int acp3x_i2s_set_tdm_slot(struct snd_soc_dai *cpu_dai,
u32 tx_mask, u32 rx_mask, int slots, int slot_width)
{
struct i2s_dev_data *adata;
- u32 val, reg_val, frmt_reg, frm_len;
+ u32 frm_len;
u16 slot_len;
adata = snd_soc_dai_get_drvdata(cpu_dai);
@@ -64,36 +64,7 @@ static int acp3x_i2s_set_tdm_slot(struct snd_soc_dai *cpu_dai,
default:
return -EINVAL;
}
-
- /* Enable I2S/BT channels TDM, respective TX/RX frame lengths.*/
-
frm_len = FRM_LEN | (slots << 15) | (slot_len << 18);
- if (adata->substream_type == SNDRV_PCM_STREAM_PLAYBACK) {
- switch (adata->i2s_instance) {
- case I2S_BT_INSTANCE:
- reg_val = mmACP_BTTDM_ITER;
- frmt_reg = mmACP_BTTDM_TXFRMT;
- break;
- case I2S_SP_INSTANCE:
- default:
- reg_val = mmACP_I2STDM_ITER;
- frmt_reg = mmACP_I2STDM_TXFRMT;
- }
- } else {
- switch (adata->i2s_instance) {
- case I2S_BT_INSTANCE:
- reg_val = mmACP_BTTDM_IRER;
- frmt_reg = mmACP_BTTDM_RXFRMT;
- break;
- case I2S_SP_INSTANCE:
- default:
- reg_val = mmACP_I2STDM_IRER;
- frmt_reg = mmACP_I2STDM_RXFRMT;
- }
- }
- val = rv_readl(adata->acp3x_base + reg_val);
- rv_writel(val | 0x2, adata->acp3x_base + reg_val);
- rv_writel(frm_len, adata->acp3x_base + frmt_reg);
adata->tdm_fmt = frm_len;
return 0;
}
@@ -105,12 +76,14 @@ static int acp3x_i2s_hwparams(struct snd_pcm_substream *substream,
struct snd_soc_pcm_runtime *prtd;
struct snd_soc_card *card;
struct acp3x_platform_info *pinfo;
+ struct i2s_dev_data *adata;
u32 val;
- u32 reg_val;
+ u32 reg_val, frmt_reg;
prtd = substream->private_data;
rtd = substream->runtime->private_data;
card = prtd->card;
+ adata = snd_soc_dai_get_drvdata(dai);
pinfo = snd_soc_card_get_drvdata(card);
if (pinfo) {
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
@@ -141,21 +114,30 @@ static int acp3x_i2s_hwparams(struct snd_pcm_substream *substream,
switch (rtd->i2s_instance) {
case I2S_BT_INSTANCE:
reg_val = mmACP_BTTDM_ITER;
+ frmt_reg = mmACP_BTTDM_TXFRMT;
break;
case I2S_SP_INSTANCE:
default:
reg_val = mmACP_I2STDM_ITER;
+ frmt_reg = mmACP_I2STDM_TXFRMT;
}
} else {
switch (rtd->i2s_instance) {
case I2S_BT_INSTANCE:
reg_val = mmACP_BTTDM_IRER;
+ frmt_reg = mmACP_BTTDM_RXFRMT;
break;
case I2S_SP_INSTANCE:
default:
reg_val = mmACP_I2STDM_IRER;
+ frmt_reg = mmACP_I2STDM_RXFRMT;
}
}
+ if (adata->tdm_mode) {
+ val = rv_readl(rtd->acp3x_base + reg_val);
+ rv_writel(val | 0x2, rtd->acp3x_base + reg_val);
+ rv_writel(adata->tdm_fmt, rtd->acp3x_base + frmt_reg);
+ }
val = rv_readl(rtd->acp3x_base + reg_val);
val = val | (rtd->xfer_resolution << 3);
rv_writel(val, rtd->acp3x_base + reg_val);