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| author |   Mark Brown <broonie@kernel.org> | 2015-10-26 11:15:54 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-10-26 11:15:54 +0900 |
| commit | 7c9c29eefa8ba503a34bac4ca4fb27083b78b726 (patch) | |
| tree | eb3bb499ebd185341f2b8266757c572fe42766cc /sound/soc/codecs/tlv320aic3x.c | |
| parent | Linux 4.3-rc7 (diff) | |
| parent | Merge remote-tracking branch 'asoc/topic/ux500' into asoc-next (diff) | |
| download | linux-dev-7c9c29eefa8ba503a34bac4ca4fb27083b78b726.tar.xz linux-dev-7c9c29eefa8ba503a34bac4ca4fb27083b78b726.zip | |
Merge tag 'asoc-v4.3-rc2' into asoc-next
ASoC: Updates for v4.4
A first batch of updates targetted at v4.4. There are no substantial
core fixes here, the biggest block of changes is updates to the rcar
drivers and the addition of a CODEC driver for the AK4613.
# gpg: Signature made Fri 25 Sep 2015 05:37:06 KST using RSA key ID 5D5487D0
# gpg: key CD7BEEBC: no public key for trusted key - skipped
# gpg: key CD7BEEBC marked as ultimately trusted
# gpg: key AF88CD16: no public key for trusted key - skipped
# gpg: key AF88CD16 marked as ultimately trusted
# gpg: key 16005C11: no public key for trusted key - skipped
# gpg: key 16005C11 marked as ultimately trusted
# gpg: key 5621E907: no public key for trusted key - skipped
# gpg: key 5621E907 marked as ultimately trusted
# gpg: key 5C6153AD: no public key for trusted key - skipped
# gpg: key 5C6153AD marked as ultimately trusted
# gpg: Good signature from "Mark Brown <broonie@sirena.org.uk>"
# gpg: aka "Mark Brown <broonie@debian.org>"
# gpg: aka "Mark Brown <broonie@kernel.org>"
# gpg: aka "Mark Brown <broonie@tardis.ed.ac.uk>"
# gpg: aka "Mark Brown <broonie@linaro.org>"
# gpg: aka "Mark Brown <Mark.Brown@linaro.org>"
Diffstat (limited to 'sound/soc/codecs/tlv320aic3x.c')
| -rw-r--r-- | sound/soc/codecs/tlv320aic3x.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c index 8739126a1f6f..a564759845f9 100644 --- a/sound/soc/codecs/tlv320aic3x.c +++ b/sound/soc/codecs/tlv320aic3x.c @@ -80,6 +80,7 @@ struct aic3x_priv { unsigned int sysclk; unsigned int dai_fmt; unsigned int tdm_delay; + unsigned int slot_width; struct list_head list; int master; int gpio_reset; @@ -1025,10 +1026,14 @@ static int aic3x_hw_params(struct snd_pcm_substream *substream, u8 data, j, r, p, pll_q, pll_p = 1, pll_r = 1, pll_j = 1; u16 d, pll_d = 1; int clk; + int width = aic3x->slot_width; + + if (!width) + width = params_width(params); /* select data word length */ data = snd_soc_read(codec, AIC3X_ASD_INTF_CTRLB) & (~(0x3 << 4)); - switch (params_width(params)) { + switch (width) { case 16: break; case 20: @@ -1170,12 +1175,16 @@ static int aic3x_prepare(struct snd_pcm_substream *substream, struct snd_soc_codec *codec = dai->codec; struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec); int delay = 0; + int width = aic3x->slot_width; + + if (!width) + width = substream->runtime->sample_bits; /* TDM slot selection only valid in DSP_A/_B mode */ if (aic3x->dai_fmt == SND_SOC_DAIFMT_DSP_A) - delay += (aic3x->tdm_delay + 1); + delay += (aic3x->tdm_delay*width + 1); else if (aic3x->dai_fmt == SND_SOC_DAIFMT_DSP_B) - delay += aic3x->tdm_delay; + delay += aic3x->tdm_delay*width; /* Configure data delay */ snd_soc_write(codec, AIC3X_ASD_INTF_CTRLC, delay); @@ -1296,7 +1305,20 @@ static int aic3x_set_dai_tdm_slot(struct snd_soc_dai *codec_dai, return -EINVAL; } - aic3x->tdm_delay = lsb * slot_width; + switch (slot_width) { + case 16: + case 20: + case 24: + case 32: + break; + default: + dev_err(codec->dev, "Unsupported slot width %d\n", slot_width); + return -EINVAL; + } + + + aic3x->tdm_delay = lsb; + aic3x->slot_width = slot_width; /* DOUT in high-impedance on inactive bit clocks */ snd_soc_update_bits(codec, AIC3X_ASD_INTF_CTRLA, |