use headset mic as default input device for dragonbord 410c

Modified policy configuration to make headset mic as the default input.
This change is needed till routing for onboard mic is provided.

Change-Id: Ied855ba1792c9dd320db906e8854919086110132

Signed-off-by: Anu Ramanathan <anur@codeaurora.org>
Signed-off-by: Sourabh Banerjee <sbanerje@codeaurora.org>
diff --git a/base_product/audio_policy.conf b/base_product/audio_policy.conf
old mode 100755
new mode 100644
index 6f440c7..4a88b49
--- a/base_product/audio_policy.conf
+++ b/base_product/audio_policy.conf
@@ -5,7 +5,7 @@
 global_configuration {
   attached_output_devices AUDIO_DEVICE_OUT_EARPIECE|AUDIO_DEVICE_OUT_SPEAKER
   default_output_device AUDIO_DEVICE_OUT_SPEAKER
-  attached_input_devices AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BACK_MIC|AUDIO_DEVICE_IN_REMOTE_SUBMIX|AUDIO_DEVICE_IN_FM_RX|AUDIO_DEVICE_IN_FM_RX_A2DP|AUDIO_DEVICE_IN_VOICE_CALL
+  attached_input_devices AUDIO_DEVICE_IN_WIRED_HEADSET|AUDIO_DEVICE_IN_BUILTIN_MIC|AUDIO_DEVICE_IN_BACK_MIC|AUDIO_DEVICE_IN_REMOTE_SUBMIX|AUDIO_DEVICE_IN_FM_RX|AUDIO_DEVICE_IN_FM_RX_A2DP|AUDIO_DEVICE_IN_VOICE_CALL
 }
 
 # audio hardware module section: contains descriptors for all audio hw modules present on the