some monitors care about the parity bit in the sub-frame of I2S,
but the cdn-dp always set this bit to "1", so these monitors
do not have sound output if use i2s, use spdif can fix this issue.
Signed-off-by: Chris Zhong <zyw@xxxxxxxxxxxxxx>
Signed-off-by: Lin Huang <hl@xxxxxxxxxxxxxx>
---
sound/soc/rockchip/rk3399_gru_sound.c | 46 +----------------------------------
1 file changed, 1 insertion(+), 45 deletions(-)
diff --git a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c
index 9a10181..f184168 100644
--- a/sound/soc/rockchip/rk3399_gru_sound.c
+++ b/sound/soc/rockchip/rk3399_gru_sound.c
@@ -220,45 +220,6 @@ static int rockchip_sound_da7219_init(struct snd_soc_pcm_runtime *rtd)
return 0;
}
-static int rockchip_sound_cdndp_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- int mclk, ret;
-
- /* in bypass mode, the mclk has to be one of the frequencies below */
- switch (params_rate(params)) {
- case 8000:
- case 16000:
- case 24000:
- case 32000:
- case 48000:
- case 64000:
- case 96000:
- mclk = 12288000;
- break;
- case 11025:
- case 22050:
- case 44100:
- case 88200:
- mclk = 11289600;
- break;
- default:
- return -EINVAL;
- }
-
- ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
- SND_SOC_CLOCK_OUT);
- if (ret < 0) {
- dev_err(codec_dai->dev, "Can't set cpu clock out %d\n", ret);
- return ret;
- }
-
- return 0;
-}
-
static int rockchip_sound_dmic_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
@@ -293,10 +254,6 @@ static const struct snd_soc_ops rockchip_sound_da7219_ops = {
.hw_params = rockchip_sound_da7219_hw_params,
};
-static const struct snd_soc_ops rockchip_sound_cdndp_ops = {
- .hw_params = rockchip_sound_cdndp_hw_params,
-};
-
static const struct snd_soc_ops rockchip_sound_dmic_ops = {
.hw_params = rockchip_sound_dmic_hw_params,
};
@@ -323,8 +280,7 @@ static const struct snd_soc_dai_link rockchip_dais[] = {
[DAILINK_CDNDP] = {
.name = "DP",
.stream_name = "DP PCM",
- .codec_dai_name = "i2s-hifi",
- .ops = &rockchip_sound_cdndp_ops,
+ .codec_dai_name = "spdif-hifi",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
},
--
2.7.4
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