hal-test-app:qap: stream event to notify input format

-New stream event is added to notiy any change in input
stream format.

CRs-fixed: 2239690

Change-Id: Ia5b468b80166bd59f3617c553341be1a60b8932f
diff --git a/qahw_api/test/qap_wrapper_extn.c b/qahw_api/test/qap_wrapper_extn.c
index a084277..9cd9fd6 100644
--- a/qahw_api/test/qap_wrapper_extn.c
+++ b/qahw_api/test/qap_wrapper_extn.c
@@ -814,6 +814,22 @@
 
             break;
         }
+        case QAP_MODULE_CALLBACK_EVENT_INPUT_CFG_CHANGE:
+        {
+            if (size < sizeof(qap_input_config_t)) {
+                ALOGE("%s %d event id %d, wrong payload size %d\n",
+                      __func__, __LINE__, event_id, size);
+                break;
+            }
+            qap_input_config_t *p_stream_format = (qap_input_config_t*)data;
+
+            ALOGV(" %s %d Input format updated; sample_rate %lu, channels %lu, bitwidth %lu",
+                  __func__, __LINE__,
+                  p_stream_format->sample_rate,
+                  p_stream_format->channels,
+                  p_stream_format->bit_width);
+            break;
+        }
         default:
         break;
     }