diff options
Diffstat (limited to 'sound/core/pcm.c')
-rw-r--r-- | sound/core/pcm.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c index c6ff94ab1ad6..b917a47a7bb6 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -220,6 +220,10 @@ static char *snd_pcm_format_names[] = { FORMAT(DSD_U32_BE), }; +/** + * snd_pcm_format_name - Return a name string for the given PCM format + * @format: PCM format + */ const char *snd_pcm_format_name(snd_pcm_format_t format) { if ((__force unsigned int)format >= ARRAY_SIZE(snd_pcm_format_names)) @@ -709,7 +713,6 @@ int snd_pcm_new_stream(struct snd_pcm *pcm, int stream, int substream_count) } return 0; } - EXPORT_SYMBOL(snd_pcm_new_stream); static int _snd_pcm_new(struct snd_card *card, const char *id, int device, @@ -1157,6 +1160,15 @@ static int snd_pcm_dev_disconnect(struct snd_device *device) return 0; } +/** + * snd_pcm_notify - Add/remove the notify list + * @notify: PCM notify list + * @nfree: 0 = register, 1 = unregister + * + * This adds the given notifier to the global list so that the callback is + * called for each registered PCM devices. This exists only for PCM OSS + * emulation, so far. + */ int snd_pcm_notify(struct snd_pcm_notify *notify, int nfree) { struct snd_pcm *pcm; @@ -1179,7 +1191,6 @@ int snd_pcm_notify(struct snd_pcm_notify *notify, int nfree) mutex_unlock(®ister_mutex); return 0; } - EXPORT_SYMBOL(snd_pcm_notify); #ifdef CONFIG_PROC_FS |