/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2017-2019, The Linux Foundation. All rights reserved. */ #ifndef _CAM_COMMON_UTIL_H_ #define _CAM_COMMON_UTIL_H_ #include #include #define CAM_BITS_MASK_SHIFT(x, mask, shift) (((x) & (mask)) >> shift) #define PTR_TO_U64(ptr) ((uint64_t)(uintptr_t)ptr) #define U64_TO_PTR(ptr) ((void *)(uintptr_t)ptr) /** * cam_common_util_get_string_index() * * @brief Match the string from list of strings to return * matching index * * @strings: Pointer to list of strings * @num_strings: Number of strings in 'strings' * @matching_string: String to match * @index: Pointer to index to return matching index * * @return: 0 for success * -EINVAL for Fail */ int cam_common_util_get_string_index(const char **strings, uint32_t num_strings, const char *matching_string, uint32_t *index); /** * cam_common_util_remove_duplicate_arr() * * @brief Move all the unique integers to the start of * the array and return the number of unique integers * * @array: Pointer to the first integer of array * @num: Number of elements in array * * @return: Number of unique integers in array */ uint32_t cam_common_util_remove_duplicate_arr(int32_t *array, uint32_t num); #endif /* _CAM_COMMON_UTIL_H_ */