/*
 * =============================================================================
 *   ROC Runtime Conformance Release License
 * =============================================================================
 * The University of Illinois/NCSA
 * Open Source License (NCSA)
 *
 * Copyright (c) 2019, Advanced Micro Devices, Inc.
 * All rights reserved.
 *
 * Developed by:
 *
 *                 AMD Research and AMD ROC Software Development
 *
 *                 Advanced Micro Devices, Inc.
 *
 *                 www.amd.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal with 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:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimers.
 *  - Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimers in
 *    the documentation and/or other materials provided with the distribution.
 *  - Neither the names of <Name of Development Group, Name of Institution>,
 *    nor the names of its contributors may be used to endorse or promote
 *    products derived from this Software without specific prior written
 *    permission.
 *
 * 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
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 * 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 WITH THE SOFTWARE.
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 */

#include <stdint.h>
#include <stddef.h>

#include <iostream>
#include <map>

#include "gtest/gtest.h"
#include "rocm_smi/rocm_smi.h"
#include "rocm_smi_test/functional/perf_level_read_write.h"
#include "rocm_smi_test/test_common.h"

static const std::map<rsmi_dev_perf_level_t, const char *>
   kDevPerfLvlNameMap = {
    {RSMI_DEV_PERF_LEVEL_AUTO, "RSMI_DEV_PERF_LEVEL_AUTO"},
    {RSMI_DEV_PERF_LEVEL_LOW, "RSMI_DEV_PERF_LEVEL_LOW"},
    {RSMI_DEV_PERF_LEVEL_HIGH, "RSMI_DEV_PERF_LEVEL_HIGH"},
    {RSMI_DEV_PERF_LEVEL_MANUAL, "RSMI_DEV_PERF_LEVEL_MANUAL"},
    {RSMI_DEV_PERF_LEVEL_STABLE_STD, "RSMI_DEV_PERF_LEVEL_STABLE_STD"},
    {RSMI_DEV_PERF_LEVEL_STABLE_MIN_MCLK,
                                       "RSMI_DEV_PERF_LEVEL_STABLE_MIN_MCLK"},
    {RSMI_DEV_PERF_LEVEL_STABLE_MIN_SCLK,
                                       "RSMI_DEV_PERF_LEVEL_STABLE_MIN_SCLK"},
    {RSMI_DEV_PERF_LEVEL_STABLE_PEAK, "RSMI_DEV_PERF_LEVEL_STABLE_PEAK"},

    {RSMI_DEV_PERF_LEVEL_UNKNOWN, "RSMI_DEV_PERF_LEVEL_UNKNOWN"},
};

TestPerfLevelReadWrite::TestPerfLevelReadWrite() : TestBase() {
  set_title("RSMI Performance Level Read/Write Test");
  set_description("The Performance Level tests verify that the performance "
                       "level settings can be read and controlled properly.");
}

TestPerfLevelReadWrite::~TestPerfLevelReadWrite(void) {
}

void TestPerfLevelReadWrite::SetUp(void) {
  TestBase::SetUp();

  return;
}

void TestPerfLevelReadWrite::DisplayTestInfo(void) {
  TestBase::DisplayTestInfo();
}

void TestPerfLevelReadWrite::DisplayResults(void) const {
  TestBase::DisplayResults();
  return;
}

void TestPerfLevelReadWrite::Close() {
  // This will close handles opened within rsmitst utility calls and call
  // rsmi_shut_down(), so it should be done after other hsa cleanup
  TestBase::Close();
}


void TestPerfLevelReadWrite::Run(void) {
  rsmi_status_t ret;
  rsmi_dev_perf_level_t pfl, orig_pfl;

  TestBase::Run();

  for (uint32_t dv_ind = 0; dv_ind < num_monitor_devs(); ++dv_ind) {
    PrintDeviceHeader(dv_ind);

    ret = rsmi_dev_perf_level_get(dv_ind, &orig_pfl);
    CHK_ERR_ASRT(ret)

    IF_VERB(STANDARD) {
      std::cout << "\t**Original Perf Level:" <<
                                   kDevPerfLvlNameMap.at(orig_pfl) << std::endl;
    }

    uint32_t pfl_i = static_cast<uint32_t>(RSMI_DEV_PERF_LEVEL_FIRST);
    for (; pfl_i <=  static_cast<uint32_t>(RSMI_DEV_PERF_LEVEL_LAST); pfl_i++) {
      if (pfl_i == static_cast<uint32_t>(orig_pfl)) {
        continue;
      }

      IF_VERB(STANDARD) {
        std::cout << "Set Performance Level to " <<
            kDevPerfLvlNameMap.at(static_cast<rsmi_dev_perf_level_t>(pfl_i)) <<
                                                            " ..." << std::endl;
      }
      ret = rsmi_dev_perf_level_set(dv_ind,
                                     static_cast<rsmi_dev_perf_level_t>(pfl_i));
      CHK_ERR_ASRT(ret)
      ret = rsmi_dev_perf_level_get(dv_ind, &pfl);
      CHK_ERR_ASRT(ret)
      IF_VERB(STANDARD) {
        std::cout << "\t**New Perf Level:" << kDevPerfLvlNameMap.at(pfl) <<
                                                                      std::endl;
      }
    }
    std::cout << "Reset Perf level to " << kDevPerfLvlNameMap.at(orig_pfl) <<
                                                            " ..." << std::endl;
    ret = rsmi_dev_perf_level_set(dv_ind, orig_pfl);
    CHK_ERR_ASRT(ret)
    ret = rsmi_dev_perf_level_get(dv_ind, &pfl);
    CHK_ERR_ASRT(ret)

    IF_VERB(STANDARD) {
      std::cout << "\t**New Perf Level:" << kDevPerfLvlNameMap.at(pfl) <<
                                                                      std::endl;
    }
  }
}