drivers/misc/mediatek/gpu/mt8127/mali/mali/common/mali_osk_mali.h

   1 /*
   2  * This confidential and proprietary software may be used only as
   3  * authorised by a licensing agreement from ARM Limited
   4  * (C) COPYRIGHT 2008-2015 ARM Limited
   5  * ALL RIGHTS RESERVED
   6  * The entire notice above must be reproduced on all authorised
   7  * copies and copies may only be made to the extent permitted
   8  * by a licensing agreement from ARM Limited.
   9  */
  10
  11 /**
  12  * @file mali_osk_mali.h
  13  * Defines the OS abstraction layer which is specific for the Mali kernel device driver (OSK)
  14  */
  15
  16 #ifndef __MALI_OSK_MALI_H__
  17 #define __MALI_OSK_MALI_H__
  18
  19 #include <linux/mali/mali_utgard.h>
  20 #include <mali_osk.h>
  21
  22 #ifdef __cplusplus
  23 extern "C" {
  24 #endif
  25
  26 /** @addtogroup _mali_osk_miscellaneous
  27  * @{ */
  28
  29 /** @brief Struct with device specific configuration data
  30  */
  31 typedef struct mali_gpu_device_data _mali_osk_device_data;
  32
  33 #ifdef CONFIG_MALI_DT
  34 /** @brief Initialize those device resources when we use device tree
  35  *
  36  * @return _MALI_OSK_ERR_OK on success, otherwise failure.
  37  */
  38 _mali_osk_errcode_t _mali_osk_resource_initialize(void);
  39 #endif
  40
  41 /** @brief Find Mali GPU HW resource
  42  *
  43  * @param addr Address of Mali GPU resource to find
  44  * @param res Storage for resource information if resource is found.
  45  * @return _MALI_OSK_ERR_OK on success, _MALI_OSK_ERR_ITEM_NOT_FOUND if resource is not found
  46  */
  47 _mali_osk_errcode_t _mali_osk_resource_find(u32 addr, _mali_osk_resource_t *res);
  48
  49
  50 /** @brief Find Mali GPU HW base address
  51  *
  52  * @return 0 if resources are found, otherwise the Mali GPU component with lowest address.
  53  */
  54 uintptr_t _mali_osk_resource_base_address(void);
  55
  56 /** @brief Find the specific GPU resource.
  57  *
  58  * @return value
  59  * 0x400 if Mali 400 specific GPU resource identified
  60  * 0x450 if Mali 450 specific GPU resource identified
  61  * 0x470 if Mali 470 specific GPU resource identified
  62  *
  63  */
  64 u32 _mali_osk_identify_gpu_resource(void);
  65
  66 /** @brief Retrieve the Mali GPU specific data
  67  *
  68  * @return _MALI_OSK_ERR_OK on success, otherwise failure.
  69  */
  70 _mali_osk_errcode_t _mali_osk_device_data_get(_mali_osk_device_data *data);
  71
  72 /** @brief Find the pmu domain config from device data.
  73  *
  74  * @param domain_config_array used to store pmu domain config found in device data.
  75  * @param array_size is the size of array domain_config_array.
  76  */
  77 void _mali_osk_device_data_pmu_config_get(u16 *domain_config_array, int array_size);
  78
  79 /** @brief Get Mali PMU switch delay
  80  *
  81  *@return pmu switch delay if it is configured
  82  */
  83 u32 _mali_osk_get_pmu_switch_delay(void);
  84
  85 /** @brief Determines if Mali GPU has been configured with shared interrupts.
  86  *
  87  * @return MALI_TRUE if shared interrupts, MALI_FALSE if not.
  88  */
  89 mali_bool _mali_osk_shared_interrupts(void);
  90
  91 /** @} */ /* end group _mali_osk_miscellaneous */
  92
  93 #ifdef __cplusplus
  94 }
  95 #endif
  96
  97 #endif /* __MALI_OSK_MALI_H__ */