1bf215546Sopenharmony_ci/*
2bf215546Sopenharmony_ci * Copyright 2019 Google LLC
3bf215546Sopenharmony_ci * SPDX-License-Identifier: MIT
4bf215546Sopenharmony_ci *
5bf215546Sopenharmony_ci * based in part on anv and radv which are:
6bf215546Sopenharmony_ci * Copyright © 2015 Intel Corporation
7bf215546Sopenharmony_ci * Copyright © 2016 Red Hat.
8bf215546Sopenharmony_ci * Copyright © 2016 Bas Nieuwenhuizen
9bf215546Sopenharmony_ci */
10bf215546Sopenharmony_ci
11bf215546Sopenharmony_ci#ifndef VN_DEVICE_MEMORY_H
12bf215546Sopenharmony_ci#define VN_DEVICE_MEMORY_H
13bf215546Sopenharmony_ci
14bf215546Sopenharmony_ci#include "vn_common.h"
15bf215546Sopenharmony_ci
16bf215546Sopenharmony_cistruct vn_device_memory_pool {
17bf215546Sopenharmony_ci   mtx_t mutex;
18bf215546Sopenharmony_ci   struct vn_device_memory *memory;
19bf215546Sopenharmony_ci   VkDeviceSize used;
20bf215546Sopenharmony_ci};
21bf215546Sopenharmony_ci
22bf215546Sopenharmony_cistruct vn_device_memory {
23bf215546Sopenharmony_ci   struct vn_object_base base;
24bf215546Sopenharmony_ci
25bf215546Sopenharmony_ci   VkDeviceSize size;
26bf215546Sopenharmony_ci   VkMemoryPropertyFlags flags;
27bf215546Sopenharmony_ci
28bf215546Sopenharmony_ci   /* non-NULL when suballocated */
29bf215546Sopenharmony_ci   struct vn_device_memory *base_memory;
30bf215546Sopenharmony_ci   /* non-NULL when mappable or external */
31bf215546Sopenharmony_ci   struct vn_renderer_bo *base_bo;
32bf215546Sopenharmony_ci   /* enforce kernel and ring ordering between memory export and free */
33bf215546Sopenharmony_ci   bool bo_roundtrip_seqno_valid;
34bf215546Sopenharmony_ci   uint32_t bo_roundtrip_seqno;
35bf215546Sopenharmony_ci   VkDeviceSize base_offset;
36bf215546Sopenharmony_ci
37bf215546Sopenharmony_ci   VkDeviceSize map_end;
38bf215546Sopenharmony_ci
39bf215546Sopenharmony_ci   /* non-NULL when backed by AHB */
40bf215546Sopenharmony_ci   struct AHardwareBuffer *ahb;
41bf215546Sopenharmony_ci};
42bf215546Sopenharmony_ciVK_DEFINE_NONDISP_HANDLE_CASTS(vn_device_memory,
43bf215546Sopenharmony_ci                               base.base,
44bf215546Sopenharmony_ci                               VkDeviceMemory,
45bf215546Sopenharmony_ci                               VK_OBJECT_TYPE_DEVICE_MEMORY)
46bf215546Sopenharmony_ci
47bf215546Sopenharmony_civoid
48bf215546Sopenharmony_civn_device_memory_pool_fini(struct vn_device *dev, uint32_t mem_type_index);
49bf215546Sopenharmony_ci
50bf215546Sopenharmony_ciVkResult
51bf215546Sopenharmony_civn_device_memory_import_dma_buf(struct vn_device *dev,
52bf215546Sopenharmony_ci                                struct vn_device_memory *mem,
53bf215546Sopenharmony_ci                                const VkMemoryAllocateInfo *alloc_info,
54bf215546Sopenharmony_ci                                bool force_unmappable,
55bf215546Sopenharmony_ci                                int fd);
56bf215546Sopenharmony_ci
57bf215546Sopenharmony_ciVkResult
58bf215546Sopenharmony_civn_get_memory_dma_buf_properties(struct vn_device *dev,
59bf215546Sopenharmony_ci                                 int fd,
60bf215546Sopenharmony_ci                                 uint64_t *out_alloc_size,
61bf215546Sopenharmony_ci                                 uint32_t *out_mem_type_bits);
62bf215546Sopenharmony_ci
63bf215546Sopenharmony_ci#endif /* VN_DEVICE_MEMORY_H */
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