xref: /aosp_15_r20/external/minigbm/cros_gralloc/gralloc4/CrosGralloc4Allocator.h (revision d95af8df99a05bcb8679a54dc3ab8e5cd312b38e)
1 /*
2  * Copyright 2020 The Chromium OS Authors. All rights reserved.
3  * Use of this source code is governed by a BSD-style license that can be
4  * found in the LICENSE file.
5  */
6 
7 #include <android/hardware/graphics/allocator/4.0/IAllocator.h>
8 #include <android/hardware/graphics/mapper/4.0/IMapper.h>
9 
10 #include <memory>
11 
12 #include "cros_gralloc/cros_gralloc_driver.h"
13 #include "cros_gralloc/cros_gralloc_helpers.h"
14 
15 class CrosGralloc4Allocator : public android::hardware::graphics::allocator::V4_0::IAllocator {
16   public:
17     CrosGralloc4Allocator() = default;
18 
19     android::hardware::Return<void> allocate(const android::hardware::hidl_vec<uint8_t>& descriptor,
20                                              uint32_t count, allocate_cb hidl_cb) override;
21 
22     android::hardware::graphics::mapper::V4_0::Error init();
23 
24   private:
25     android::hardware::graphics::mapper::V4_0::Error allocate(
26             const android::hardware::graphics::mapper::V4_0::IMapper::BufferDescriptorInfo&
27                     description,
28             uint32_t* outStride, android::hardware::hidl_handle* outHandle);
29 
30     std::shared_ptr<cros_gralloc_driver> mDriver;
31 };
32