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/*
* Copyright 2010, Intel Corporation
*
* This file is part of PowerTOP
*
* This program file is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program in a file named COPYING; if not, write to the
* Free Software Foundation, Inc,
* 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
* or just google for it.
*
* Authors:
* Arjan van de Ven <arjan@linux.intel.com>
*/
#include "cpudevice.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "../lib.h"
#include "../parameters/parameters.h"
cpudevice::cpudevice(const char *classname, const char *dev_name, class abstract_cpu *_cpu)
{
pt_strcpy(_class, classname);
pt_strcpy(_cpuname, dev_name);
cpu = _cpu;
wake_index = get_param_index("cpu-wakeups");;
consumption_index = get_param_index("cpu-consumption");;
r_wake_index = get_result_index("cpu-wakeups");;
r_consumption_index = get_result_index("cpu-consumption");;
}
const char * cpudevice::device_name(void)
{
if (child_devices.size())
return "CPU misc";
else
return "CPU use";
}
double cpudevice::power_usage(struct result_bundle *result, struct parameter_bundle *bundle)
{
double power;
double factor;
double _utilization;
double child_power;
power = 0;
factor = get_parameter_value(wake_index, bundle);
_utilization = get_result_value(r_wake_index, result);
power += _utilization * factor / 10000.0;
factor = get_parameter_value(consumption_index, bundle);
_utilization = get_result_value(r_consumption_index, result);
power += _utilization * factor;
for (unsigned int i = 0; i < child_devices.size(); ++i) {
child_power = child_devices[i]->power_usage(result, bundle);
if ((power - child_power) > 0.0)
power -= child_power;
}
return power;
}
double cpudevice::utilization(void)
{
double _utilization;
_utilization = get_result_value(r_consumption_index);
return _utilization * 100;
}
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