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-rw-r--r--include/sound/soc.h1
-rw-r--r--sound/soc/soc-pcm.c10
2 files changed, 11 insertions, 0 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h
index 7792c393e238..ccc31bc41e92 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -620,6 +620,7 @@ enum snd_soc_trigger_order {
struct snd_soc_pcm_stream {
const char *stream_name;
u64 formats; /* SNDRV_PCM_FMTBIT_* */
+ u32 subformats; /* for S32_LE format, SNDRV_PCM_SUBFMTBIT_* */
unsigned int rates; /* SNDRV_PCM_RATE_* */
unsigned int rate_min; /* min rate */
unsigned int rate_max; /* max rate */
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 323e4d7b6adf..9d688917cce2 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -554,6 +554,12 @@ static void soc_pcm_hw_update_format(struct snd_pcm_hardware *hw,
hw->formats &= p->formats;
}
+static void soc_pcm_hw_update_subformat(struct snd_pcm_hardware *hw,
+ struct snd_soc_pcm_stream *p)
+{
+ hw->subformats &= p->subformats;
+}
+
/**
* snd_soc_runtime_calc_hw() - Calculate hw limits for a PCM stream
* @rtd: ASoC PCM runtime
@@ -592,6 +598,7 @@ int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd,
soc_pcm_hw_update_chan(hw, cpu_stream);
soc_pcm_hw_update_rate(hw, cpu_stream);
soc_pcm_hw_update_format(hw, cpu_stream);
+ soc_pcm_hw_update_subformat(hw, cpu_stream);
}
cpu_chan_min = hw->channels_min;
cpu_chan_max = hw->channels_max;
@@ -613,6 +620,7 @@ int snd_soc_runtime_calc_hw(struct snd_soc_pcm_runtime *rtd,
soc_pcm_hw_update_chan(hw, codec_stream);
soc_pcm_hw_update_rate(hw, codec_stream);
soc_pcm_hw_update_format(hw, codec_stream);
+ soc_pcm_hw_update_subformat(hw, codec_stream);
}
/* Verify both a valid CPU DAI and a valid CODEC DAI were found */
@@ -1713,6 +1721,7 @@ static void dpcm_runtime_setup_fe(struct snd_pcm_substream *substream)
soc_pcm_hw_update_rate(hw, cpu_stream);
soc_pcm_hw_update_chan(hw, cpu_stream);
soc_pcm_hw_update_format(hw, cpu_stream);
+ soc_pcm_hw_update_subformat(hw, cpu_stream);
}
}
@@ -1750,6 +1759,7 @@ static void dpcm_runtime_setup_be_format(struct snd_pcm_substream *substream)
codec_stream = snd_soc_dai_get_pcm_stream(dai, stream);
soc_pcm_hw_update_format(hw, codec_stream);
+ soc_pcm_hw_update_subformat(hw, codec_stream);
}
}
}