From f4ff81615e064880b06c9bbcb9468060fa65e56e Mon Sep 17 00:00:00 2001
From: Lianlian Zhu<lianlian.zhu@amlogic.com>
Date: Fri, 15  Dec  2017  09:16:29  +0000
Subject: audio: solve passthrough fail when hdmi connect and disconnct[1/1]

PD# 155057

when hdmi connect event,audio hw should not return 4

Change-Id: Iabed867a5264dea184e590ebbd9e8a973e3e070c
---
diff --git a/audio_hw.c b/audio_hw.c
index fcb4fa9..1894eb2 100644
--- a/audio_hw.c
+++ b/audio_hw.c
@@ -3585,6 +3585,21 @@ static int adev_set_parameters(struct audio_hw_device *dev, const char *kvpairs)
             adev->low_power = true;
         }
     }
+    if (ret > 0 || (strlen(kvpairs) == 0)) {
+        ALOGI("Amlogic_HAL - %s: return 0 instead of length of data be copied.", __FUNCTION__);
+        str_parms_destroy(parms);
+        ret = 0;
+        return ret;
+    }
+    int val;
+    ret = str_parms_get_str(parms, "connect", value, sizeof(value));
+    if (ret >= 0) {
+        val = atoi(value);
+        if (val & AUDIO_DEVICE_OUT_HDMI) {
+            ALOGI("hdmi connected !");
+        }
+    }
+
     str_parms_destroy(parms);
 
     // VTS regards 0 as success, so if we setting parameter successfully,
--
cgit