commit 928f0861f5725aca33467c5a947b68e52e1a3b82
author Naresh Tanniru <ntanniru@codeaurora.org> Fri Apr 07 16:44:23 2017 -0700
committer Satya Krishna Pindiproli <satyak@codeaurora.org> Thu Jun 08 19:28:03 2017 +0530
tree e08aeac5a3f0881c843925f5d4d36bb441887fde
parent 3a40677ae3919d06c1cb1a4c0b7ccc6f8e58902a

hal: Add support for IEC61937 HDMI pass-through

Add IEC61937 format for apq8098 compress pass-through.

Change-Id: I958509a7f7ab856092756e91e5e7f2eefeb70809

hal/msm8974/platform.c

diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index e354deb..0b0dd92 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -6051,9 +6051,13 @@
         ALOGV("%s:PCM", __func__);
         format = LPCM;
         break;
+    case AUDIO_FORMAT_IEC61937:
+        ALOGV("%s:IEC61937", __func__);
+        format = 0;
+        break;
     default:
         format =  -1;
-        ALOGE("%s:invalid format:%d", __func__,format);
+        ALOGE("%s:invalid format: 0x%x", __func__, audio_format);
         break;
     }
     return format;
@@ -6122,6 +6126,9 @@
     int i, ret;
     unsigned char format_id = platform_map_to_edid_format(format);
 
+    if (format == AUDIO_FORMAT_IEC61937)
+        return true;
+
     if (format_id <= 0) {
         ALOGE("%s invalid edid format mappting for :%x" ,__func__, format);
         return false;

hal/msm8974/platform.h

diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
index b4dcfe3..ae50ce7 100644
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -494,7 +494,10 @@
     LEGACY_PCM = 0,
     PASSTHROUGH,
     PASSTHROUGH_CONVERT,
-    PASSTHROUGH_DSD
+    PASSTHROUGH_DSD,
+    LISTEN,
+    PASSTHROUGH_GEN,
+    PASSTHROUGH_IEC61937
 };
 /*
  * ID for setting mute and lateny on the device side