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-rw-r--r--apps/pcmbuf.c2
-rw-r--r--apps/pcmbuf.h4
2 files changed, 5 insertions, 1 deletions
diff --git a/apps/pcmbuf.c b/apps/pcmbuf.c
index 8d5f4e71c9..fda7543c02 100644
--- a/apps/pcmbuf.c
+++ b/apps/pcmbuf.c
@@ -353,7 +353,7 @@ int pcmbuf_used_descs(void) {
}
int pcmbuf_descs(void) {
- return pcmbuf_size / PCMBUF_TARGET_CHUNK;
+ return pcmbuf_size / PCMBUF_MINAVG_CHUNK;
}
size_t get_pcmbuf_descsize(void) {
diff --git a/apps/pcmbuf.h b/apps/pcmbuf.h
index ffd62ed1b6..15633d5214 100644
--- a/apps/pcmbuf.h
+++ b/apps/pcmbuf.h
@@ -21,6 +21,10 @@
#define PCMBUF_TARGET_CHUNK 32768 /* This is the target fill size of chunks
on the pcm buffer */
+#define PCMBUF_MINAVG_CHUNK 24576 /* This is the minimum average size of
+ chunks on the pcm buffer (or we run out
+ of buffer descriptors, which is
+ non-fatal) */
#define PCMBUF_MIN_CHUNK 4096 /* We try to never feed a chunk smaller than
this to the DMA */
#define PCMBUF_MIX_CHUNK 8192 /* This is the maximum size of one packet