st-hal: add adjustable ss vop prepend support
For better detection rate of second stage vop,
add another parameter to make prepend buffer
adjustable.
Change-Id: I2bf2e85a44777202bf74db57034638bf4201576f
diff --git a/st_second_stage.h b/st_second_stage.h
index fee487d..6a15e81 100644
--- a/st_second_stage.h
+++ b/st_second_stage.h
@@ -4,7 +4,7 @@
* abstraction represents a single st second stage session from the st session
* perspective.
*
- * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
@@ -70,6 +70,7 @@
unsigned int sample_rate;
unsigned int bit_width;
unsigned int channel_count;
+ unsigned int data_before_kw_start;
unsigned int data_after_kw_end;
}st_second_stage_info_t;