From a36d521c328b16b53360a016aa543491d0aad05e Mon Sep 17 00:00:00 2001
From: dvdli <dvdli@google.com>
Date: Thu, 11 Mar 2021 18:01:56 +0800
Subject: add floating-point PCM supoort to tinyplay

This change also fixes overwriting the appl_ptr and avail_min when calling
the pcm_state function.
---
 src/pcm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/pcm.c b/src/pcm.c
index 3d50ea7..63ca65f 100644
--- a/src/pcm.c
+++ b/src/pcm.c
@@ -1411,7 +1411,8 @@ again:
 
 int pcm_state(struct pcm *pcm)
 {
-    int err = pcm_sync_ptr(pcm, 0);
+    // Update the state only. Do not sync HW sync.
+    int err = pcm_sync_ptr(pcm, SNDRV_PCM_SYNC_PTR_APPL | SNDRV_PCM_SYNC_PTR_AVAIL_MIN);
     if (err < 0)
         return err;
 
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