commit a07cf55e83401db32c44bf4fe0ce558882be769c
author Zheng Zhang <zhzh@google.com> Fri Jul 21 01:23:28 2017 +0000
committer android-build-merger <android-build-merger@google.com> Fri Jul 21 01:23:28 2017 +0000
tree 2964f05f0781f4ddab3f539e98d410cec0fd975b
parent ddad829c968342f0f04c08817ad672da0d54c35f
parent 8c5b23dfb235ee957f2bca7b7d8a8289ebf8ba6f

audio: hal: fix click "resume call" two times will cause no sound in HFP call.
am: 8c5b23dfb2

Change-Id: Ibc83681e82589023a7eab6ff7e49693d6b0d6460

hal/audio_extn/hfp.c

diff --git a/hal/audio_extn/hfp.c b/hal/audio_extn/hfp.c
index 07d5469..07a9711 100644
--- a/hal/audio_extn/hfp.c
+++ b/hal/audio_extn/hfp.c
@@ -28,6 +28,7 @@
 #include <stdlib.h>
 #include <cutils/str_parms.h>
 #include "audio_extn/tfa_98xx.h"
+#include "audio_extn.h"
 
 #define AUDIO_PARAMETER_HFP_ENABLE            "hfp_enable"
 #define AUDIO_PARAMETER_HFP_SET_SAMPLING_RATE "hfp_set_sampling_rate"
@@ -247,6 +248,11 @@
     int32_t pcm_dev_rx_id, pcm_dev_tx_id, pcm_dev_asm_rx_id, pcm_dev_asm_tx_id;
 
     ALOGD("%s: enter", __func__);
+
+    if (adev->enable_hfp == true) {
+        ALOGD("%s: HFP is already active!\n", __func__);
+        return 0;
+    }
     adev->enable_hfp = true;
     platform_set_mic_mute(adev->platform, false);