1 files changed, 100 insertions, 0 deletions
diff --git a/src/process/powerconsumer.cpp b/src/process/powerconsumer.cpp
new file mode 100644
index 0000000..2ff2132
--- /dev/null
+++ b/src/process/powerconsumer.cpp
@@ -0,0 +1,100 @@
+/*
+ * 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 "powerconsumer.h"
+#include "process.h"
+#include "../parameters/parameters.h"
+
+double power_consumer::Witts(void)
+{
+	double cost;
+	double timecost;
+	double wakeupcost;
+	double gpucost;
+	double disk_cost;
+	double hard_disk_cost;
+	double xwake_cost;
+
+	if (child_runtime > accumulated_runtime)
+		child_runtime = 0;
+
+	timecost = get_parameter_value("cpu-consumption");
+	wakeupcost = get_parameter_value("cpu-wakeups");
+	gpucost = get_parameter_value("gpu-operations");
+	disk_cost = get_parameter_value("disk-operations");
+	hard_disk_cost = get_parameter_value("disk-operations-hard");
+	xwake_cost = get_parameter_value("xwakes");
+
+	cost = 0;
+
+	cost += wakeupcost * wake_ups / 10000.0;
+	cost += ( (accumulated_runtime - child_runtime) / 1000000000.0) * timecost;
+	cost += gpucost * gpu_ops / 100.0;
+	cost += hard_disk_cost * hard_disk_hits / 100.0;
+	cost += disk_cost * disk_hits / 100.0;
+	cost += xwake_cost * xwakes / 100.0;
+
+	cost = cost / measurement_time;
+
+	cost += power_charge;
+
+	return cost;
+}
+
+power_consumer::power_consumer(void)
+{
+	accumulated_runtime = 0;
+	child_runtime = 0;
+	disk_hits = 0;
+	wake_ups = 0;
+	gpu_ops = 0;
+	hard_disk_hits = 0;
+	xwakes = 0;
+	waker = NULL;
+	last_waker = NULL;
+	power_charge = 0.0;
+}
+
+double power_consumer::usage(void)
+{
+	double t;
+	t = (accumulated_runtime - child_runtime) / 1000000.0 / measurement_time;
+	if (t < 0.7)
+		t = t * 1000;
+	return t;
+}
+
+const char * power_consumer::usage_units(void)
+{
+	double t;
+	t = (accumulated_runtime - child_runtime) / 1000000.0 / measurement_time;
+	if (t < 0.7) {
+		if (utf_ok)
+			return " µs/s";
+		else
+			return " us/s";
+	}
+	return " ms/s";
+}