From c7756cfbd8995962aae3c3a737f1fe918d400940 Mon Sep 17 00:00:00 2001
From: Ryan OShea <ryan.oshea3@arm.com>
Date: Tue, 8 Mar 2022 01:45:36 +0000
Subject: IVGCVSW-6649 Add Timepoints to Android NN Driver

 * Added timepoints to ArmnnDriverImpl across all versions
 * Added ALOGV message to display time taken for prepareModel function
 * Added ALOGV message to display time taken for prepareModelFromCache function

Signed-off-by: Ryan OShea <ryan.oshea3@arm.com>
Change-Id: I07f341099e81a0da45db0e8f575ba3c26631e024
---
 ArmnnDriverImpl.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'ArmnnDriverImpl.cpp')

diff --git a/ArmnnDriverImpl.cpp b/ArmnnDriverImpl.cpp
index 89fa54fc..927c6bdd 100644
--- a/ArmnnDriverImpl.cpp
+++ b/ArmnnDriverImpl.cpp
@@ -23,6 +23,7 @@
 
 #include <ValidateHal.h>
 #include <log/log.h>
+#include <chrono>
 
 using namespace std;
 using namespace android;
@@ -70,6 +71,8 @@ Return<V1_0::ErrorStatus> ArmnnDriverImpl<HalPolicy>::prepareModel(
 {
     ALOGV("ArmnnDriverImpl::prepareModel()");
 
+    std::chrono::time_point<std::chrono::system_clock> prepareModelTimepoint = std::chrono::system_clock::now();
+
     if (cb.get() == nullptr)
     {
         ALOGW("ArmnnDriverImpl::prepareModel: Invalid callback passed to prepareModel");
@@ -234,6 +237,9 @@ Return<V1_0::ErrorStatus> ArmnnDriverImpl<HalPolicy>::prepareModel(
     }
     NotifyCallbackAndCheck(cb, V1_0::ErrorStatus::NONE, preparedModel);
 
+    ALOGV("ArmnnDriverImpl::prepareModel cache timing = %lld µs", std::chrono::duration_cast<std::chrono::microseconds>
+         (std::chrono::system_clock::now() - prepareModelTimepoint).count());
+
     return V1_0::ErrorStatus::NONE;
 }
 
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