hal: apply TTY mode change for all voice use cases

Update devices for Voice2, VoLTE and QCHAT sessions
based on the TTY mode. This change is needed to support
enabling/disabling and switching TTY mode during
voice call.

Change-Id: I4f1fde8ce6b20fad0d24e0cd963e2c3709ff25d5
CRs-fixed: 608183
diff --git a/hal/voice.c b/hal/voice.c
index 1c3ab38..ac067a3 100644
--- a/hal/voice.c
+++ b/hal/voice.c
@@ -405,8 +405,7 @@
             adev->voice.tty_mode = tty_mode;
             adev->acdb_settings = (adev->acdb_settings & TTY_MODE_CLEAR) | tty_mode;
             if (voice_is_in_call(adev))
-                //todo: what about voice2, volte and qchat usecases?
-                select_devices(adev, USECASE_VOICE_CALL);
+               voice_update_devices_for_all_voice_usecases(adev);
         }
     }
 
@@ -446,4 +445,19 @@
     voice_extn_init(adev);
 }
 
+void voice_update_devices_for_all_voice_usecases(struct audio_device *adev)
+{
+    struct listnode *node;
+    struct audio_usecase *usecase;
+
+    list_for_each(node, &adev->usecase_list) {
+        usecase = node_to_item(node, struct audio_usecase, list);
+        if (usecase->type == VOICE_CALL) {
+            ALOGV("%s: updating device for usecase:%s", __func__,
+                  use_case_table[usecase->id]);
+            select_devices(adev, usecase->id);
+        }
+    }
+}
+