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authordvdli <dvdli@google.com>2020-10-28 22:18:40 +0800
committerdvdli <dvdli@google.com>2020-10-28 22:18:40 +0800
commitfaaa6972a2846b43366887bc0779c6c1be20a16f (patch)
treeffe241ae297b066a73747b22fa5373a80d2f0007 /include
parent07c8dc2123270f88622ec2d543b844367d500362 (diff)
AOSP CL "Export pcm_mmap_avail"
https://android.googlesource.com/platform/external/tinyalsa/+/9074cfc4127cb841f0633b35895141f90da3f0d6 commit 9074cfc4127cb841f0633b35895141f90da3f0d6 author Dylan Reid <dgreid@chromium.org> Export pcm_mmap_avail This is useful for timer based wakeups and for checking how much data has been captured by a hotwording device. Change-Id: I409201a5c9ce73abc807a9dd767beb3a32810f06 Signed-off-by: Dylan Reid <dgreid@chromium.org>
Diffstat (limited to 'include')
-rw-r--r--include/tinyalsa/pcm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/tinyalsa/pcm.h b/include/tinyalsa/pcm.h
index f32e11d..a49746c 100644
--- a/include/tinyalsa/pcm.h
+++ b/include/tinyalsa/pcm.h
@@ -341,6 +341,8 @@ 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_mmap_avail(struct pcm *pcm);
+
int pcm_link(struct pcm *pcm1, struct pcm *pcm2);
int pcm_unlink(struct pcm *pcm);