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| author | Ola Lilja <ola.o.lilja@stericsson.com> | 2012-05-24 15:26:03 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-06-03 13:06:38 +0100 |
| commit | 1aad779fccdbb4d79af7b9de93dfd2bfe807e052 (patch) | |
| tree | 70904cf7378a8b58f60dd181630cdf63b1ab6f47 /include/sound/pcm.h | |
| parent | 656baaebf92ae9b16644c7e10a273d8dfe1ba1f6 (diff) | |
| download | linux-1aad779fccdbb4d79af7b9de93dfd2bfe807e052.tar.bz2 | |
ALSA: pcm: Add debug-print helper function
Adds a function getting the stream-name as a string for
a specific stream.
Signed-off-by: Ola Lilja <ola.o.lilja@stericsson.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'include/sound/pcm.h')
| -rw-r--r-- | include/sound/pcm.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 0d1112815be3..a55d5db7eb5a 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -1073,4 +1073,15 @@ static inline void snd_pcm_limit_isa_dma_size(int dma, size_t *max) const char *snd_pcm_format_name(snd_pcm_format_t format); +/** + * Get a string naming the direction of a stream + */ +static inline const char *snd_pcm_stream_str(struct snd_pcm_substream *substream) +{ + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + return "Playback"; + else + return "Capture"; +} + #endif /* __SOUND_PCM_H */ |