diff options
| author | Liam Girdwood <lrg@ti.com> | 2012-01-09 12:36:24 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-01-20 13:58:27 +0000 |
| commit | 7aca69f9fe8f04ca37a01e2540960c53b24e3223 (patch) | |
| tree | 97e6b1f4b6be7059fb2a9d7a1b4ef4063c54ea67 /sound/soc/soc-utils.c | |
| parent | 08656910bb80882aaad739faea6dac3a0818f71c (diff) | |
| download | linux-7aca69f9fe8f04ca37a01e2540960c53b24e3223.tar.bz2 | |
ASoC: utils - Add support for a dummy codec driver.
This is useful to create dummy codec devices where we need to have some
DAI links without a real Codec. e.g. could be used to represent dumb FM,
MODEM, etc
This is also used by dynamic PCM for DAI links that have no codec.
Signed-off-by: Liam Girdwood <lrg@ti.com>
[Fixed the indentation -- broonie]
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 | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c index 4220bb0f2730..60053709e417 100644 --- a/sound/soc/soc-utils.c +++ b/sound/soc/soc-utils.c @@ -89,14 +89,32 @@ static struct snd_soc_platform_driver dummy_platform = { .ops = &dummy_dma_ops, }; +static struct snd_soc_codec_driver dummy_codec; +static struct snd_soc_dai_driver dummy_dai = { + .name = "snd-soc-dummy-dai", +}; + static __devinit int snd_soc_dummy_probe(struct platform_device *pdev) { - return snd_soc_register_platform(&pdev->dev, &dummy_platform); + int ret; + + ret = snd_soc_register_codec(&pdev->dev, &dummy_codec, &dummy_dai, 1); + if (ret < 0) + return ret; + + ret = snd_soc_register_platform(&pdev->dev, &dummy_platform); + if (ret < 0) { + snd_soc_unregister_codec(&pdev->dev); + return ret; + } + + return ret; } static __devexit int snd_soc_dummy_remove(struct platform_device *pdev) { snd_soc_unregister_platform(&pdev->dev); + snd_soc_unregister_codec(&pdev->dev); return 0; } |