diff options
| author | Stas Sergeev <stsp@list.ru> | 2013-04-17 14:34:06 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-04-17 15:29:36 +0200 |
| commit | 60b6f1a1e578a5f8a245d4b7622ebf2bad7798cb (patch) | |
| tree | 9575faa1f56a73ed880bad81441970ae341247f0 /sound/soc/soc-utils.c | |
| parent | ASoC: codecs: remove hidden prompt (diff) | |
| download | linux-60b6f1a1e578a5f8a245d4b7622ebf2bad7798cb.tar.xz linux-60b6f1a1e578a5f8a245d4b7622ebf2bad7798cb.zip | |
ASoC: define playback and capture streams in dummy codec
This patch adds a playback and capture streams to the dummy codec DAI
configuration. Most permissive set of sampling rates and formats is used.
This patch is needed for playback and capturing on a codec-less systems,
as otherwise the PCM device nodes are not even created.
Signed-off-by: Stas Sergeev <stsp@users.sourceforge.net>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/soc-utils.c')
| -rw-r--r-- | sound/soc/soc-utils.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c index fe4541df498c..4b3be6c3c91e 100644 --- a/sound/soc/soc-utils.c +++ b/sound/soc/soc-utils.c @@ -90,8 +90,33 @@ static struct snd_soc_platform_driver dummy_platform = { }; static struct snd_soc_codec_driver dummy_codec; + +#define STUB_RATES SNDRV_PCM_RATE_8000_192000 +#define STUB_FORMATS (SNDRV_PCM_FMTBIT_S8 | \ + SNDRV_PCM_FMTBIT_U8 | \ + SNDRV_PCM_FMTBIT_S16_LE | \ + SNDRV_PCM_FMTBIT_U16_LE | \ + SNDRV_PCM_FMTBIT_S24_LE | \ + SNDRV_PCM_FMTBIT_U24_LE | \ + SNDRV_PCM_FMTBIT_S32_LE | \ + SNDRV_PCM_FMTBIT_U32_LE | \ + SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE) static struct snd_soc_dai_driver dummy_dai = { .name = "snd-soc-dummy-dai", + .playback = { + .stream_name = "Playback", + .channels_min = 1, + .channels_max = 384, + .rates = STUB_RATES, + .formats = STUB_FORMATS, + }, + .capture = { + .stream_name = "Capture", + .channels_min = 1, + .channels_max = 384, + .rates = STUB_RATES, + .formats = STUB_FORMATS, + }, }; static int snd_soc_dummy_probe(struct platform_device *pdev) |