hal: add quad mic support for audio recording and VoIP calls

Add quad mic recording support for standalone audio recording
and for VoIP calls using audio path.

Change-Id: I852ca864928b73892a88eccf67c2b9803df9cdad
diff --git a/hal/msm8974/platform.h b/hal/msm8974/platform.h
index 831ee58..1b80a13 100644
--- a/hal/msm8974/platform.h
+++ b/hal/msm8974/platform.h
@@ -141,6 +141,10 @@
     SND_DEVICE_IN_SPEAKER_DMIC_AEC_BROADSIDE,
     SND_DEVICE_IN_SPEAKER_DMIC_NS_BROADSIDE,
     SND_DEVICE_IN_SPEAKER_DMIC_AEC_NS_BROADSIDE,
+    SND_DEVICE_IN_HANDSET_QMIC,
+    SND_DEVICE_IN_SPEAKER_QMIC_AEC,
+    SND_DEVICE_IN_SPEAKER_QMIC_NS,
+    SND_DEVICE_IN_SPEAKER_QMIC_AEC_NS,
     SND_DEVICE_IN_END,
 
     SND_DEVICE_MAX = SND_DEVICE_IN_END,