From c93092967eea607072d36aa33f88e5ed02d342ae Mon Sep 17 00:00:00 2001
From: Yong Zhi <yong.zhi@intel.com>
Date: Tue, 25 Jun 2024 11:58:21 -0500
Subject: [PATCH] plugin: noise_suppression_interface: chromeos support

Update plugins.xml path to /etc/openvino/plugins.xml

Signed-off-by: Yong Zhi <yong.zhi@intel.com>
---
 .../noise_suppression_interface.cpp           | 45 ++++++++++++-------
 1 file changed, 30 insertions(+), 15 deletions(-)

diff --git a/tools/plugin/modules/ov_noise_suppression/noise_suppression_interface.cpp b/tools/plugin/modules/ov_noise_suppression/noise_suppression_interface.cpp
index fa74736d062f..3738f48bf2d4 100644
--- a/tools/plugin/modules/ov_noise_suppression/noise_suppression_interface.cpp
+++ b/tools/plugin/modules/ov_noise_suppression/noise_suppression_interface.cpp
@@ -4,7 +4,7 @@
 //
 // Author: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
 
-
+#define _GLIBCXX_USE_CXX11_ABI 0
 #include <stddef.h>
 #include <module/module/interface.h>
 #include <sof/audio/audio_stream.h>
@@ -13,6 +13,15 @@
 #include "noise_suppression_interface.h"
 #define NS_MAX_SOURCE_CHANNELS 2
 
+void printVector(const std::vector<std::string>& vec) {
+    std::cout << "Print any plugin" << std::endl;
+    for (const auto& str : vec) {
+        std::cout << str << " ";
+    }
+    std::cout << std::endl;
+    std::cout << "Print any plugin done" << std::endl;
+}
+
 extern "C" {
 	struct ns_data {
 		std::shared_ptr<ov::Model> model;
@@ -25,12 +34,31 @@ extern "C" {
 	int ov_ns_init(ns_handle *handle) {
 		struct ns_data *nd;
 		ov::OutputVector inputs, outputs;
-		ov::Core core;
+		ov::Core core("/etc/openvino/plugins.xml");
 		size_t state_size = 0;
 		const char* model_name = std::getenv("NOISE_SUPPRESSION_MODEL_NAME");
 		std::string device("CPU");
 		int i;
 
+		/*
+		 * query the list of available devices and use NPU if available, otherwise use
+		 * CPU by default
+		 */
+		std::vector<std::string> available_devices = core.get_available_devices();
+		printVector(available_devices);
+
+		if (available_devices.empty()) {
+			std::cout << "Not able to find any plugin" << std::endl;
+			return -EINVAL;
+		}
+		
+		for (auto &s: available_devices) {
+			if (!s.compare("NPU")) {
+				device.assign("NPU");
+				break;
+			}
+		}
+
 		nd = new ns_data();
 		if(!nd)
 			return -ENOMEM;
@@ -67,18 +95,6 @@ extern "C" {
 		if (!state_size)
 			return -EINVAL;
 
-		/*
-		 * query the list of available devices and use NPU if available, otherwise use
-		 * CPU by default
-		 */
-		std::vector<std::string> available_devices = core.get_available_devices();
-		for (auto &s: available_devices) {
-			if (!s.compare("NPU")) {
-				device.assign("NPU");
-				break;
-			}
-		}
-
 		/* save the infer_request objects for each channel separately */
 		ov::CompiledModel compiled_model = core.compile_model(nd->model, device, {});
 		for (i = 0; i < NS_MAX_SOURCE_CHANNELS; i++)
@@ -171,7 +187,6 @@ extern "C" {
 				if (out >= sink->end_addr)
 			                out = (char *)sink->addr +
 			                        ((char *)out - (char *)sink->end_addr);
-
 				v = std::clamp(v, -1.0f, +1.0f);
 				*(int16_t *)out = (int16_t)(v * std::numeric_limits<int16_t>::max());
 			}