1 files changed, 14 insertions, 2 deletions

diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 05a4e9fade47..13d521cfe393 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -764,6 +764,8 @@ static int dac33_startup(struct snd_pcm_substream *substream,
         /* Stream started, save the substream pointer */
         dac33->substream = substream;
 
+        snd_pcm_hw_constraint_msbits(substream->runtime, 0, 32, 24);
+
         return 0;
 }
 
@@ -803,6 +805,10 @@ static int dac33_hw_params(struct snd_pcm_substream *substream,
                 dac33->fifo_size = DAC33_FIFO_SIZE_16BIT;
                 dac33->burst_rate = CALC_BURST_RATE(dac33->burst_bclkdiv, 32);
                 break;
+        case SNDRV_PCM_FORMAT_S32_LE:
+                dac33->fifo_size = DAC33_FIFO_SIZE_24BIT;
+                dac33->burst_rate = CALC_BURST_RATE(dac33->burst_bclkdiv, 64);
+                break;
         default:
                 dev_err(codec->dev, "unsupported format %d\n",
                         params_format(params));
@@ -856,6 +862,9 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream)
                 aictrl_a |= (DAC33_NCYCL_16 | DAC33_WLEN_16);
                 fifoctrl_a |= DAC33_WIDTH;
                 break;
+        case SNDRV_PCM_FORMAT_S32_LE:
+                aictrl_a |= (DAC33_NCYCL_32 | DAC33_WLEN_24);
+                break;
         default:
                 dev_err(codec->dev, "unsupported format %d\n",
                         substream->runtime->format);
@@ -990,7 +999,10 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream)
                 dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C,
                                                         dac33->burst_bclkdiv);
         else
-                dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 32);
+                if (substream->runtime->format == SNDRV_PCM_FORMAT_S16_LE)
+                        dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 32);
+                else
+                        dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 16);
 
         switch (dac33->fifo_mode) {
         case DAC33_FIFO_MODE1:
@@ -1438,7 +1450,7 @@ static struct snd_soc_codec_driver soc_codec_dev_tlv320dac33 = {
 
 #define DAC33_RATES     (SNDRV_PCM_RATE_44100 | \
                          SNDRV_PCM_RATE_48000)
-#define DAC33_FORMATS   SNDRV_PCM_FMTBIT_S16_LE
+#define DAC33_FORMATS   (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
 
 static struct snd_soc_dai_ops dac33_dai_ops = {
         .startup        = dac33_startup,