content/browser/power_profiler/power_data_provider_ia_win.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_IA_WIN_H_
   6 #define CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_IA_WIN_H_
   7
   8 #include "content/browser/power_profiler/power_data_provider.h"
   9 #include "third_party/power_gadget/PowerGadgetLib.h"
  10
  11 namespace content {
  12
  13 // A class used to get power usage via Power Gadget API.
  14 class PowerDataProviderIA : public PowerDataProvider {
  15  public:
  16   PowerDataProviderIA();
  17
  18   ~PowerDataProviderIA() override;
  19
  20   bool Initialize();
  21
  22   // PowerDataProvider:
  23   PowerEventVector GetData() override;
  24   base::TimeDelta GetSamplingRate() override;
  25   AccuracyLevel GetAccuracyLevel() override;
  26
  27  private:
  28   CIntelPowerGadgetLib energy_lib_;
  29
  30   int sockets_number_;
  31   int power_msr_ids_[PowerEvent::ID_COUNT];
  32   bool is_open_;
  33   DISALLOW_COPY_AND_ASSIGN(PowerDataProviderIA);
  34 };
  35
  36 }  // namespace content
  37
  38 #endif  // CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_IA_WIN_H_