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| author | Liam Girdwood <liam.r.girdwood@linux.intel.com> | 2014-01-08 10:40:18 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-01-08 12:07:13 +0000 |
| commit | bece9e957cbfb37f12488b24166364307e39f5b0 (patch) | |
| tree | 241393c87b1b049ea358546de03bd9591e2dff30 /sound/soc/soc-utils.c | |
| parent | 527659766778bcb0a2b739867ce4d95b4c57c7d7 (diff) | |
| download | lwn-bece9e957cbfb37f12488b24166364307e39f5b0.tar.gz lwn-bece9e957cbfb37f12488b24166364307e39f5b0.zip | |
ASoC: utils: Add internal call to determine if DAI is dummy.
Provide a quick way to tell if a DAI is a dummy DAI or a regular DAI.
This is for internal DAPM usage only and is used to determine whether to
insert a DAI link connection into the DAPM graph.
Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/soc-utils.c')
| -rw-r--r-- | sound/soc/soc-utils.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c index 5e633659c1b3..d14bdb3c52df 100644 --- a/sound/soc/soc-utils.c +++ b/sound/soc/soc-utils.c @@ -123,6 +123,13 @@ static struct snd_soc_dai_driver dummy_dai = { }, }; +int snd_soc_dai_is_dummy(struct snd_soc_dai *dai) +{ + if (dai->driver == &dummy_dai) + return 1; + return 0; +} + static int snd_soc_dummy_probe(struct platform_device *pdev) { int ret; |