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author | David Rau <David.Rau.opensource@dm.renesas.com> | 2022-12-14 04:40:58 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2022-12-25 23:33:26 +0000 |
commit | c89e652e84f636354213aae42490c7f77a0eadde (patch) | |
tree | b0c3fc25f0d6c1ff1ece6733255fc285bc9d40cb /sound/soc/codecs/da7213.c | |
parent | 3f58ff6b53c11773b1bd564082fae37d48e0cc40 (diff) | |
download | linux-stable-c89e652e84f636354213aae42490c7f77a0eadde.tar.gz linux-stable-c89e652e84f636354213aae42490c7f77a0eadde.tar.bz2 linux-stable-c89e652e84f636354213aae42490c7f77a0eadde.zip |
ASoC: da7213: Add support for mono, set frame width to 32 when possible
This adds the DAI mono mode support and set the frame width to 32
Signed-off-by: Piotr Wojtaszczyk <piotr.wojtaszczyk@timesys.com>
Tested-by: David Rau <David.Rau.opensource@dm.renesas.com>
Signed-off-by: David Rau <David.Rau.opensource@dm.renesas.com>
Link: https://lore.kernel.org/r/20221214044058.6289-1-David.Rau.opensource@dm.renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/da7213.c')
-rw-r--r-- | sound/soc/codecs/da7213.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/sound/soc/codecs/da7213.c b/sound/soc/codecs/da7213.c index 544ccbcfc884..0068780fe0a7 100644 --- a/sound/soc/codecs/da7213.c +++ b/sound/soc/codecs/da7213.c @@ -1157,13 +1157,31 @@ static int da7213_hw_params(struct snd_pcm_substream *substream, { struct snd_soc_component *component = dai->component; struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + u8 dai_clk_mode = DA7213_DAI_BCLKS_PER_WCLK_64; u8 dai_ctrl = 0; u8 fs; + /* Set channels */ + switch (params_channels(params)) { + case 1: + if (da7213->fmt != DA7213_DAI_FORMAT_DSP) { + dev_err(component->dev, "Mono supported only in DSP mode\n"); + return -EINVAL; + } + dai_ctrl |= DA7213_DAI_MONO_MODE_EN; + break; + case 2: + dai_ctrl &= ~(DA7213_DAI_MONO_MODE_EN); + break; + default: + return -EINVAL; + } + /* Set DAI format */ switch (params_width(params)) { case 16: dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE; + dai_clk_mode = DA7213_DAI_BCLKS_PER_WCLK_32; /* 32bit for 1ch and 2ch */ break; case 20: dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE; @@ -1224,8 +1242,11 @@ static int da7213_hw_params(struct snd_pcm_substream *substream, return -EINVAL; } - snd_soc_component_update_bits(component, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK, - dai_ctrl); + snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE, + DA7213_DAI_BCLKS_PER_WCLK_MASK, dai_clk_mode); + + snd_soc_component_update_bits(component, DA7213_DAI_CTRL, + DA7213_DAI_WORD_LENGTH_MASK | DA7213_DAI_MONO_MODE_MASK, dai_ctrl); snd_soc_component_write(component, DA7213_SR, fs); return 0; @@ -1300,19 +1321,24 @@ static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { case SND_SOC_DAIFMT_I2S: dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE; + da7213->fmt = DA7213_DAI_FORMAT_I2S_MODE; break; case SND_SOC_DAIFMT_LEFT_J: dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J; + da7213->fmt = DA7213_DAI_FORMAT_LEFT_J; break; case SND_SOC_DAIFMT_RIGHT_J: dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J; + da7213->fmt = DA7213_DAI_FORMAT_RIGHT_J; break; case SND_SOC_DAI_FORMAT_DSP_A: /* L data MSB after FRM LRC */ dai_ctrl |= DA7213_DAI_FORMAT_DSP; dai_offset = 1; + da7213->fmt = DA7213_DAI_FORMAT_DSP; break; case SND_SOC_DAI_FORMAT_DSP_B: /* L data MSB during FRM LRC */ dai_ctrl |= DA7213_DAI_FORMAT_DSP; + da7213->fmt = DA7213_DAI_FORMAT_DSP; break; default: return -EINVAL; |