2 * Copyright (C) 2011-2012 ARM Limited. All rights reserved.
4 * This program is free software and is provided to you under the terms of the GNU General Public License version 2
5 * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
7 * A copy of the licence is included with the program, and can also be obtained from Free Software
8 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
12 * @file mali_platform.h
13 * Platform specific Mali driver functions
20 /** @brief Initialisation of MALI PMU
22 * This is called from entry point of the driver in order to create and intialize the PMU resource
24 * @param resource it will be a pointer to a PMU resource
25 * @param number_of_pp_cores Number of found PP resources in configuration
26 * @param number_of_l2_caches Number of found L2 cache resources in configuration
27 * @return The created PMU object, or NULL in case of failure.
29 struct mali_pmu_core *mali_pmu_create(_mali_osk_resource_t *resource, u32 number_of_pp_cores, u32 number_of_l2_caches);
31 /** @brief It deallocates the PMU resource
33 * This is called on the exit of the driver to terminate the PMU resource
35 * @param pmu Pointer to PMU core object to delete
37 void mali_pmu_delete(struct mali_pmu_core *pmu);
39 /** @brief Reset PMU core
41 * @param pmu Pointer to PMU core object to reset
42 * @return _MALI_OSK_ERR_OK on success, otherwise failure.
44 _mali_osk_errcode_t mali_pmu_reset(struct mali_pmu_core *pmu);
46 /** @brief MALI GPU power down using MALI in-built PMU
48 * called to power down all cores
50 * @param pmu Pointer to PMU core object to power down
51 * @return _MALI_OSK_ERR_OK on success otherwise, a suitable _mali_osk_errcode_t error.
53 _mali_osk_errcode_t mali_pmu_powerdown_all(struct mali_pmu_core *pmu);
56 /** @brief MALI GPU power up using MALI in-built PMU
58 * called to power up all cores
60 * @param pmu Pointer to PMU core object to power up
61 * @return _MALI_OSK_ERR_OK on success otherwise, a suitable _mali_osk_errcode_t error.
63 _mali_osk_errcode_t mali_pmu_powerup_all(struct mali_pmu_core *pmu);
66 /** @brief Retrieves the Mali PMU core object (if any)
68 * @return The Mali PMU object, or NULL if no PMU exists.
70 struct mali_pmu_core *mali_pmu_get_global_pmu_core(void);