05349feaa2
Bring over camera driver changes as of msm-4.19 commit 5a5551a7 (Merge "msm: camera: reqmgr: Fix CRM shift one req issue"). Change-Id: Ic0c2b2d74d1b3470c1c51d98228e312fb13c501a Signed-off-by: Jigarkumar Zala <jzala@codeaurora.org>
49 sor
1.5 KiB
C
49 sor
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef _CAM_COMMON_UTIL_H_
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#define _CAM_COMMON_UTIL_H_
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#include <linux/types.h>
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#include <linux/kernel.h>
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#define CAM_BITS_MASK_SHIFT(x, mask, shift) (((x) & (mask)) >> shift)
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#define PTR_TO_U64(ptr) ((uint64_t)(uintptr_t)ptr)
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#define U64_TO_PTR(ptr) ((void *)(uintptr_t)ptr)
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/**
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* cam_common_util_get_string_index()
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*
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* @brief Match the string from list of strings to return
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* matching index
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*
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* @strings: Pointer to list of strings
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* @num_strings: Number of strings in 'strings'
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* @matching_string: String to match
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* @index: Pointer to index to return matching index
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*
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* @return: 0 for success
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* -EINVAL for Fail
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*/
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int cam_common_util_get_string_index(const char **strings,
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uint32_t num_strings, const char *matching_string, uint32_t *index);
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/**
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* cam_common_util_remove_duplicate_arr()
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*
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* @brief Move all the unique integers to the start of
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* the array and return the number of unique integers
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*
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* @array: Pointer to the first integer of array
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* @num: Number of elements in array
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*
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* @return: Number of unique integers in array
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*/
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uint32_t cam_common_util_remove_duplicate_arr(int32_t *array,
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uint32_t num);
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#endif /* _CAM_COMMON_UTIL_H_ */
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