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- /* 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 <linux/types.h>
- #include <linux/kernel.h>
- #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_ */
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