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c0cc508cd0
This lets us provide a vk_device_memory_range helper similar to what's provided for buffers for dealing with VK_WHOLE_SIZE. We can also handle flags and some annoyance around Android hardware buffer import. Reviewed-by: Lina Versace <lina@kiwitree.net> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22038>
87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
/*
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* Copyright © 2023 Collabora, Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is 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 (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* 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
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* THE 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
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef VK_DEVICE_MEMORY_H
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#define VK_DEVICE_MEMORY_H
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#include "vk_object.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct AHardwareBuffer;
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struct vk_device_memory {
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struct vk_object_base base;
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/* VkMemoryAllocateFlagsInfo::flags */
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VkMemoryAllocateFlags alloc_flags;
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/* VkMemoryAllocateInfo::allocationSize */
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VkDeviceSize size;
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/* VkMemoryAllocateInfo::memoryTypeIndex */
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uint32_t memory_type_index;
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/* Import handle type (if any) */
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VkExternalMemoryHandleTypeFlags import_handle_type;
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/* VkExportMemoryAllocateInfo::handleTypes */
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VkExternalMemoryHandleTypeFlags export_handle_types;
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/* VkImportMemoryHostPointerInfoEXT::pHostPointer */
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void *host_ptr;
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/* VkImportAndroidHardwareBufferInfoANDROID::buffer */
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struct AHardwareBuffer *ahardware_buffer;
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};
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VK_DEFINE_NONDISP_HANDLE_CASTS(vk_device_memory, base, VkDeviceMemory,
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VK_OBJECT_TYPE_DEVICE_MEMORY);
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void *vk_device_memory_create(struct vk_device *device,
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const VkMemoryAllocateInfo *pAllocateInfo,
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const VkAllocationCallbacks *alloc,
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size_t size);
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void vk_device_memory_destroy(struct vk_device *device,
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const VkAllocationCallbacks *alloc,
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struct vk_device_memory *mem);
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static inline uint64_t
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vk_device_memory_range(const struct vk_device_memory *mem,
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uint64_t offset, uint64_t range)
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{
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assert(offset <= mem->size);
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if (range == VK_WHOLE_SIZE) {
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return mem->size - offset;
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} else {
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assert(range + offset >= range);
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assert(range + offset <= mem->size);
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return range;
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}
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* VK_DEVICE_MEMORY_H */
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