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-rw-r--r--include/tinyalsa/pcm.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/tinyalsa/pcm.h b/include/tinyalsa/pcm.h
index 1d84eed..9157b9b 100644
--- a/include/tinyalsa/pcm.h
+++ b/include/tinyalsa/pcm.h
@@ -288,6 +288,10 @@ int pcm_mmap_begin(struct pcm *pcm, void **areas, unsigned int *offset, unsigned
int pcm_mmap_commit(struct pcm *pcm, unsigned int offset, unsigned int frames);
+int pcm_link(struct pcm *pcm1, struct pcm *pcm2);
+
+int pcm_unlink(struct pcm *pcm);
+
int pcm_prepare(struct pcm *pcm);
int pcm_start(struct pcm *pcm);