Initial commit

Change-Id: I4bf1707bd3dfeadf2c17b0a7daff372b1925ebbd

runtime/os_interface/performance_counters.h

@@ -0,0 +1,91 @@
+/*
+* Copyright (c) 2017, Intel Corporation
+*
+* Permission is hereby granted, free of charge, to any person obtaining a
+* copy of this software and associated documentation files (the "Software"),
+* to deal in the Software without restriction, including without limitation
+* the rights to use, copy, modify, merge, publish, distribute, sublicense,
+* and/or sell copies of the Software, and to permit persons to whom the
+* Software is furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+* OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+#pragma once
+#include <memory>
+#include <mutex>
+#include "CL/cl.h"
+#include "runtime/event/perf_counter.h"
+#include "runtime/helpers/hw_info.h"
+
+namespace OCLRT {
+struct HardwareInfo;
+class OSInterface;
+class OSTime;
+
+class PerformanceCounters {
+  public:
+    static std::unique_ptr<PerformanceCounters> create(OSTime *osTime);
+    virtual ~PerformanceCounters() = default;
+    void enable();
+    void shutdown();
+    virtual void initialize(const HardwareInfo *hwInfo);
+    InstrPmRegsCfg *getPmRegsCfg(uint32_t configuration);
+    bool sendPmRegsCfgCommands(InstrPmRegsCfg *pCfg, uint32_t *pLastPmRegsCfgHandle, bool *pLastPmRegsCfgPending);
+    void setCpuTimestamp();
+    bool processEventReport(size_t pClientDataSize, void *pClientData, size_t *outputSize, HwPerfCounter *pPrivateData, InstrPmRegsCfg *countersConfiguration, bool isEventComplete);
+    int sendPerfConfiguration(uint32_t count, uint32_t *pOffsets, uint32_t *pValues);
+    uint32_t getCurrentReportId();
+
+    uint32_t getPerfCountersReferenceNumber() {
+        mutex.lock();
+        std::lock_guard<std::mutex> lg(mutex, std::adopt_lock);
+
+        return refCounter;
+    }
+
+    bool isAvailable() {
+        return available;
+    }
+
+  protected:
+    PerformanceCounters(OSTime *osTime);
+    virtual bool verifyPmRegsCfg(InstrPmRegsCfg *pCfg, uint32_t *pLastPmRegsCfgHandle, bool *pLastPmRegsCfgPending);
+    size_t querySize();
+    virtual void enableImpl();
+    void shutdownImpl();
+    MOCKABLE_VIRTUAL uint32_t getReportId() {
+        return ++reportId & 0xFFF;
+    }
+    GFXCORE_FAMILY gfxFamily;
+    InstrEscCbData cbData;
+    OSInterface *osInterface;
+    OSTime *osTime;
+    bool hwMetricsEnabled;
+    bool useMIRPC;
+    void *pAutoSamplingInterface;
+    uint64_t cpuRawTimestamp;
+    std::mutex mutex;
+    uint32_t refCounter;
+    bool available;
+    uint32_t reportId;
+    decltype(&instrAutoSamplingStart) autoSamplingStartFunc = instrAutoSamplingStart;
+    decltype(&instrAutoSamplingStop) autoSamplingStopFunc = instrAutoSamplingStop;
+    decltype(&instrCheckPmRegsCfg) checkPmRegsCfgFunc = instrCheckPmRegsCfg;
+    decltype(&instrGetPerfCountersQueryData) getPerfCountersQueryDataFunc = instrGetPerfCountersQueryData;
+    decltype(&instrEscGetPmRegsCfg) getPmRegsCfgFunc = instrEscGetPmRegsCfg;
+    decltype(&instrEscHwMetricsEnable) hwMetricsEnableFunc = instrEscHwMetricsEnable;
+    decltype(&instrEscLoadPmRegsCfg) loadPmRegsCfgFunc = instrEscLoadPmRegsCfg;
+    decltype(&instrEscSetPmRegsCfg) setPmRegsCfgFunc = instrEscSetPmRegsCfg;
+    decltype(&instrEscSendReadRegsCfg) sendReadRegsCfgFunc = instrEscSendReadRegsCfg;
+};
+} // namespace OCLRT