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https://gitlab.freedesktop.org/mesa/vulkan-wsi-layer.git
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8619f42973
Moves out the non ion specific code from the wsialloc ion implementation to a new wsialloc_helpers file. Change-Id: I7ca816b27eb7e68fd1f138ec7bda006b204c0cbe Signed-off-by: Iason Paraskevopoulos <iason.paraskevopoulos@arm.com>
52 lines
No EOL
2.8 KiB
C
52 lines
No EOL
2.8 KiB
C
/*
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* Copyright (c) 2024 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "wsialloc.h"
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/**
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* @brief Internal callback used in wsiallocp_alloc(). Different wsialloc implementations define this
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* callback and use wsiallocp_alloc to implement the wsialloc_alloc entrypoint.
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*/
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typedef int (*wsiallocp_alloc_callback)(const wsialloc_allocator *allocator, const wsialloc_allocate_info *info,
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uint64_t size);
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/**
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*
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* @brief Allocate a new buffer using the allocator
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*
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* A helper function to pick the best format out of a list of formats
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* and allocate selected format using the allocator
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*
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* @param allocator The wsialloc allocator
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* @param fn_alloc The function that will be called to perform the actual memory allocation
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* @param info The requested allocation info
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* @param[out] result The allocation result.
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* @retval WSIALLOC_ERROR_NONE Indicates success
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* @retval WSIALLOC_ERROR_INVALID Indicates failure in formats such as invalid fourcc
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* or lack of any formats provided for selection or invalid parameters
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* @retval WSIALLOC_ERROR_NOT_SUPPORTED Can indicate multiple errors, namely:
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* * None of the formats are supported by the wsialloc implementation
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* * The allocator does not support allocating with the selected flags
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*/
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wsialloc_error wsiallocp_alloc(wsialloc_allocator *allocator, wsiallocp_alloc_callback fn_alloc,
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const wsialloc_allocate_info *info, wsialloc_allocate_result *result); |