At Wed, 8 Jan 2014 10:40:18 +0000, Liam Girdwood wrote:
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 determe whether to
determine?
insert a DAI link connection into the DAPM graph.
Signed-off-by: Liam Girdwood liam.r.girdwood@linux.intel.com
include/sound/soc-dai.h | 2 ++ sound/soc/soc-utils.c | 7 +++++++ 2 files changed, 9 insertions(+)
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index 243d3b6..71f27c4 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -123,6 +123,8 @@ int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate); int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute, int direction);
+int snd_soc_dai_is_dummy(struct snd_soc_dai *dai);
Better to use bool.
struct snd_soc_dai_ops { /* * DAI clocking configuration, all optional. diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c index 6ebdfd9..7f22ca3 100644 --- a/sound/soc/soc-utils.c +++ b/sound/soc/soc-utils.c @@ -119,6 +119,13 @@ 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;
+}
No need for EXPORT_SYMBOL since it's for internal use only, or just forgotten?
Takashi
static int snd_soc_dummy_probe(struct platform_device *pdev) { int ret; -- 1.8.3.2
Alsa-devel mailing list Alsa-devel@alsa-project.org http://mailman.alsa-project.org/mailman/listinfo/alsa-devel