From 032bc74ca4bc6589a33f23db31accddc5b20baaa Mon Sep 17 00:00:00 2001
From: Finn Williams <Finn.Williams@arm.com>
Date: Wed, 12 Feb 2020 11:02:34 +0000
Subject: IVGCVSW-4338 Implement the Activation of Counters in backends

Signed-off-by: Finn Williams <Finn.Williams@arm.com>
Change-Id: I4a2465f06e046f78242ff0a246c651638b205498
---
 .../PeriodicCounterSelectionCommandHandler.hpp     | 48 +++++++++++++++++++++-
 1 file changed, 47 insertions(+), 1 deletion(-)

(limited to 'src/profiling/PeriodicCounterSelectionCommandHandler.hpp')

diff --git a/src/profiling/PeriodicCounterSelectionCommandHandler.hpp b/src/profiling/PeriodicCounterSelectionCommandHandler.hpp
index c97474759a..437d7128be 100644
--- a/src/profiling/PeriodicCounterSelectionCommandHandler.hpp
+++ b/src/profiling/PeriodicCounterSelectionCommandHandler.hpp
@@ -5,6 +5,7 @@
 
 #pragma once
 
+#include "CounterIdMap.hpp"
 #include "Packet.hpp"
 #include "CommandHandlerFunctor.hpp"
 #include "Holder.hpp"
@@ -13,12 +14,20 @@
 #include "IPeriodicCounterCapture.hpp"
 #include "ICounterValues.hpp"
 
+#include "armnn/backends/profiling/IBackendProfilingContext.hpp"
+#include "armnn/Logging.hpp"
+#include "armnn/BackendRegistry.hpp"
+
+#include <set>
+
+
 namespace armnn
 {
 
 namespace profiling
 {
 
+
 class PeriodicCounterSelectionCommandHandler : public CommandHandlerFunctor
 {
 
@@ -26,29 +35,66 @@ public:
     PeriodicCounterSelectionCommandHandler(uint32_t familyId,
                                            uint32_t packetId,
                                            uint32_t version,
+                                           const std::unordered_map<BackendId,
+                                                   std::shared_ptr<armnn::profiling::IBackendProfilingContext>>&
+                                           backendProfilingContext,
+                                           const ICounterMappings& counterIdMap,
                                            Holder& captureDataHolder,
+                                           const uint16_t maxArmnnCounterId,
                                            IPeriodicCounterCapture& periodicCounterCapture,
                                            const IReadCounterValues& readCounterValue,
                                            ISendCounterPacket& sendCounterPacket,
                                            const ProfilingStateMachine& profilingStateMachine)
         : CommandHandlerFunctor(familyId, packetId, version)
+        , m_BackendProfilingContext(backendProfilingContext)
+        , m_CounterIdMap(counterIdMap)
         , m_CaptureDataHolder(captureDataHolder)
+        , m_MaxArmCounterId(maxArmnnCounterId)
         , m_PeriodicCounterCapture(periodicCounterCapture)
+        , m_PrevCapturePeriod(0)
         , m_ReadCounterValues(readCounterValue)
         , m_SendCounterPacket(sendCounterPacket)
         , m_StateMachine(profilingStateMachine)
-    {}
+
+    {
+
+    }
 
     void operator()(const Packet& packet) override;
 
 private:
+
+    std::unordered_map<armnn::BackendId, std::vector<uint16_t>> m_BackendCounterMap;
+    const std::unordered_map<BackendId,
+          std::shared_ptr<armnn::profiling::IBackendProfilingContext>>& m_BackendProfilingContext;
+    const ICounterMappings& m_CounterIdMap;
     Holder& m_CaptureDataHolder;
+    const uint16_t m_MaxArmCounterId;
     IPeriodicCounterCapture& m_PeriodicCounterCapture;
+    uint32_t m_PrevCapturePeriod;
+    std::set<uint16_t> m_PrevBackendCounterIds;
     const IReadCounterValues& m_ReadCounterValues;
     ISendCounterPacket& m_SendCounterPacket;
     const ProfilingStateMachine& m_StateMachine;
 
+    void ActivateBackedCounters(const armnn::BackendId backendId,
+                                const uint32_t capturePeriod,
+                                const std::vector<uint16_t> counterIds)
+    {
+        Optional<std::string> errorMsg =
+                m_BackendProfilingContext.at(backendId)->ActivateCounters(capturePeriod, counterIds);
+
+        if(errorMsg.has_value())
+        {
+            ARMNN_LOG(warning) << "An error has occurred when activating counters of " << backendId << ": "
+                               << errorMsg.value();
+        }
+    }
     void ParseData(const Packet& packet, CaptureData& captureData);
+    std::set<armnn::BackendId> ProcessBackendCounterIds(const u_int32_t capturePeriod,
+                                                        std::set<uint16_t> newCounterIds,
+                                                        std::set<uint16_t> unusedCounterIds);
+
 };
 
 } // namespace profiling
-- 
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