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diff --git a/drivers/gpu/mali400/r3p2/mali/common/mali_pmu.h b/drivers/gpu/mali400/r3p2/mali/common/mali_pmu.h
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+/*
+ * Copyright (C) 2010-2012 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 mali_platform.h
+ * Platform specific Mali driver functions
+ */
+
+#ifndef __MALI_PMU_H__
+#define __MALI_PMU_H__
+
+#include "mali_osk.h"
+
+#define MALI_PMU_M450_DOM1 0
+#define MALI_PMU_M450_DOM1_MASK (1 << 1)
+#define MALI_PMU_M450_DOM2 1
+#define MALI_PMU_M450_DOM2_MASK (1 << 2)
+#define MALI_PMU_M450_DOM3 2
+#define MALI_PMU_M450_DOM3_MASK (1 << 3)
+
+#define MALI_PMU_M400_PP0 0
+#define MALI_PMU_M400_PP0_MASK (1 << 2)
+#define MALI_PMU_M400_PP1 1
+#define MALI_PMU_M400_PP1_MASK (1 << 3)
+#define MALI_PMU_M400_PP2 2
+#define MALI_PMU_M400_PP2_MASK (1 << 4)
+#define MALI_PMU_M400_PP3 3
+#define MALI_PMU_M400_PP3_MASK (1 << 5)
+
+struct mali_pmu_core;
+
+/** @brief Initialisation of MALI PMU
+ *
+ * This is called from entry point of the driver in order to create and intialize the PMU resource
+ *
+ * @param resource it will be a pointer to a PMU resource
+ * @param number_of_pp_cores Number of found PP resources in configuration
+ * @param number_of_l2_caches Number of found L2 cache resources in configuration
+ * @return The created PMU object, or NULL in case of failure.
+ */
+struct mali_pmu_core *mali_pmu_create(_mali_osk_resource_t *resource, u32 number_of_pp_cores, u32 number_of_l2_caches);
+
+/** @brief It deallocates the PMU resource
+ *
+ * This is called on the exit of the driver to terminate the PMU resource
+ *
+ * @param pmu Pointer to PMU core object to delete
+ */
+void mali_pmu_delete(struct mali_pmu_core *pmu);
+
+/** @brief Reset PMU core
+ *
+ * @param pmu Pointer to PMU core object to reset
+ * @return _MALI_OSK_ERR_OK on success, otherwise failure.
+ */
+_mali_osk_errcode_t mali_pmu_reset(struct mali_pmu_core *pmu);
+
+/** @brief MALI GPU power down using MALI in-built PMU
+ *
+ * Called to power down the specified cores. The mask will be saved so that \a
+ * mali_pmu_power_up_all will bring the PMU back to the previous state set with
+ * this function or \a mali_pmu_power_up.
+ *
+ * @param pmu Pointer to PMU core object to power down
+ * @param mask Mask specifying which power domains to power down
+ * @return _MALI_OSK_ERR_OK on success otherwise, a suitable _mali_osk_errcode_t error.
+ */
+_mali_osk_errcode_t mali_pmu_power_down(struct mali_pmu_core *pmu, u32 mask);
+
+/** @brief MALI GPU power up using MALI in-built PMU
+ *
+ * Called to power up the specified cores. The mask will be saved so that \a
+ * mali_pmu_power_up_all will bring the PMU back to the previous state set with
+ * this function or \a mali_pmu_power_down.
+ *
+ * @param pmu Pointer to PMU core object to power up
+ * @param mask Mask specifying which power domains to power up
+ * @return _MALI_OSK_ERR_OK on success otherwise, a suitable _mali_osk_errcode_t error.
+ */
+_mali_osk_errcode_t mali_pmu_power_up(struct mali_pmu_core *pmu, u32 mask);
+
+/** @brief MALI GPU power down using MALI in-built PMU
+ *
+ * called to power down all cores
+ *
+ * @param pmu Pointer to PMU core object to power down
+ * @return _MALI_OSK_ERR_OK on success otherwise, a suitable _mali_osk_errcode_t error.
+ */
+_mali_osk_errcode_t mali_pmu_power_down_all(struct mali_pmu_core *pmu);
+
+/** @brief MALI GPU power up using MALI in-built PMU
+ *
+ * called to power up all cores
+ *
+ * @param pmu Pointer to PMU core object to power up
+ * @return _MALI_OSK_ERR_OK on success otherwise, a suitable _mali_osk_errcode_t error.
+ */
+_mali_osk_errcode_t mali_pmu_power_up_all(struct mali_pmu_core *pmu);
+
+/** @brief Retrieves the Mali PMU core object (if any)
+ *
+ * @return The Mali PMU object, or NULL if no PMU exists.
+ */
+struct mali_pmu_core *mali_pmu_get_global_pmu_core(void);
+
+#endif /* __MALI_PMU_H__ */