hal: support zone control for ecns-hfp calls

* Add hfp_zone set and get parameter control for new
  Fluence V9 automotive module and topology.
* Zones 0 through 6 are applicable.
* Provide the capability to configure zone config
  params from platform info xml.
* Fix KW warning.

Change-Id: I40ebc06c1919a4c208cc5f11bf2cd3d6df7c4f04
Signed-off-by: Guodong Hu <guodhu@codeaurora.org>
diff --git a/hal/audio_hw.h b/hal/audio_hw.h
index 5e9627b..3998d43 100644
--- a/hal/audio_hw.h
+++ b/hal/audio_hw.h
@@ -121,6 +121,13 @@
     uint32_t param_value;
 };
 
+struct audio_fluence_mmsecns_config {
+    uint32_t topology_id;
+    uint32_t module_id;
+    uint32_t instance_id;
+    uint32_t param_id;
+};
+
 #define MAX_MIXER_PATH_LEN 64
 
 typedef enum card_status_t {