ASoC: codes: Add support for ES8316 producer mode

The AMD acp-es8336 machine driver requires ES8316 run in producer
mode, which is not supported previously.

Signed-off-by: David Yang <yangxiaohua@everest-semi.com>
Signed-off-by: Zhu Ning <zhuning0077@gmail.com>
Link: https://lore.kernel.org/r/20220704012416.3165-1-zhuning0077@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c
index eb15be9..de7185f 100644 (file)
--- a/sound/soc/codecs/es8316.c
+++ b/sound/soc/codecs/es8316.c
@@ -401,10 +401,8 @@ static int es8316_set_dai_fmt(struct snd_soc_dai *codec_dai,
        u8 clksw;
        u8 mask;
 
-       if ((fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) != SND_SOC_DAIFMT_CBC_CFC) {
-               dev_err(component->dev, "Codec driver only supports consumer 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");
@@ -464,6 +462,8 @@ 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;
 
        /* Validate supported sample rates that are autodetected from MCLK */
@@ -477,19 +477,24 @@ static int es8316_pcm_hw_params(struct snd_pcm_substream *substream,
        }
        if (i == NR_SUPPORTED_MCLK_LRCK_RATIOS)
                return -EINVAL;
-
+       lrck_divider = es8316->sysclk / 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:
                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;
@@ -499,6 +504,11 @@ 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;
 }