kernel: Add support and interface for cpufreq modules

2013-10-30 00:48:07 +01:00
parent 6d96f462dc
commit 22d8248267
3 changed files with 83 additions and 1 deletions
@@ -0,0 +1,26 @@
+/*
+ * Copyright 2013, Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef _CPUFREQ_H
+#define _CPUFREQ_H
+
+
+#include <module.h>
+
+
+#define CPUFREQ_MODULES_PREFIX	"power/cpufreq"
+
+
+const int kCPUPerformanceScaleMax = 1000;
+
+typedef struct cpufreq_module_info {
+	module_info		info;
+
+	status_t		(*increase_performance)(int delta, bool allowBoost);
+	status_t		(*decrease_performance)(int delta);
+} cpufreq_module_info;
+
+
+#endif	// _CPUFREQ_H
+