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Viewing changes to src/virtio/vulkan/vn_device_memory.h

  • Committer: mmach
  • Date: 2022-09-22 19:56:13 UTC
  • Revision ID: netbit73@gmail.com-20220922195613-wtik9mmy20tmor0i
2022-09-22 21:17:09

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src/virtio/vulkan/vn_device_memory.h
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/*
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 * Copyright 2019 Google LLC
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 * SPDX-License-Identifier: MIT
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 *
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 * based in part on anv and radv which are:
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 * Copyright © 2015 Intel Corporation
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 * Copyright © 2016 Red Hat.
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 * Copyright © 2016 Bas Nieuwenhuizen
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 */
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#ifndef VN_DEVICE_MEMORY_H
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#define VN_DEVICE_MEMORY_H
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#include "vn_common.h"
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struct vn_device_memory_pool {
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   mtx_t mutex;
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   struct vn_device_memory *memory;
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   VkDeviceSize used;
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};
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struct vn_device_memory {
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   struct vn_object_base base;
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   VkDeviceSize size;
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   VkMemoryPropertyFlags flags;
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   /* non-NULL when suballocated */
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   struct vn_device_memory *base_memory;
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   /* non-NULL when mappable or external */
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   struct vn_renderer_bo *base_bo;
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   /* enforce kernel and ring ordering between memory export and free */
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   bool bo_roundtrip_seqno_valid;
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   uint32_t bo_roundtrip_seqno;
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   VkDeviceSize base_offset;
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   VkDeviceSize map_end;
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   /* non-NULL when backed by AHB */
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   struct AHardwareBuffer *ahb;
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};
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VK_DEFINE_NONDISP_HANDLE_CASTS(vn_device_memory,
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                               base.base,
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                               VkDeviceMemory,
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                               VK_OBJECT_TYPE_DEVICE_MEMORY)
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void
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vn_device_memory_pool_fini(struct vn_device *dev, uint32_t mem_type_index);
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VkResult
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vn_device_memory_import_dma_buf(struct vn_device *dev,
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                                struct vn_device_memory *mem,
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                                const VkMemoryAllocateInfo *alloc_info,
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                                bool force_unmappable,
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                                int fd);
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VkResult
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vn_get_memory_dma_buf_properties(struct vn_device *dev,
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                                 int fd,
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                                 uint64_t *out_alloc_size,
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                                 uint32_t *out_mem_type_bits);
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#endif /* VN_DEVICE_MEMORY_H */