1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/gpu/arm/utgard/platform/arm/arm_core_scaling.h b/drivers/gpu/arm/utgard/platform/arm/arm_core_scaling.h
new file mode 100644
index 000000000000..325b5b1c6894
--- /dev/null
+++ b/drivers/gpu/arm/utgard/platform/arm/arm_core_scaling.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2013, 2015 ARM Limited. All rights reserved.
+ * 
+ * This program is free software and is provided to you under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
+ * 
+ * A copy of the licence is included with the program, and can also be obtained from Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+/**
+ * @file arm_core_scaling.h
+ * Example core scaling policy.
+ */
+
+#ifndef __ARM_CORE_SCALING_H__
+#define __ARM_CORE_SCALING_H__
+
+struct mali_gpu_utilization_data;
+
+/**
+ * Initialize core scaling policy.
+ *
+ * @note The core scaling policy will assume that all PP cores are on initially.
+ *
+ * @param num_pp_cores Total number of PP cores.
+ */
+void mali_core_scaling_init(int num_pp_cores);
+
+/**
+ * Terminate core scaling policy.
+ */
+void mali_core_scaling_term(void);
+
+/**
+ * Update core scaling policy with new utilization data.
+ *
+ * @param data Utilization data.
+ */
+void mali_core_scaling_update(struct mali_gpu_utilization_data *data);
+
+void mali_core_scaling_sync(int num_cores);
+
+#endif /* __ARM_CORE_SCALING_H__ */