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author | Liam <byteslice@airmail.cc> | 2024-02-14 22:29:24 +0100 |
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committer | Liam <byteslice@airmail.cc> | 2024-02-18 00:01:41 +0100 |
commit | dcce9837d240fa2492f29e5ae2649085ae8f711c (patch) | |
tree | 8a93012b952276e29fa63490b4183a57cf346878 /src/core/hle/service/vi/fbshare_buffer_manager.h | |
parent | nvnflinger: convert to process (diff) | |
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Diffstat (limited to 'src/core/hle/service/vi/fbshare_buffer_manager.h')
-rw-r--r-- | src/core/hle/service/vi/fbshare_buffer_manager.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/core/hle/service/vi/fbshare_buffer_manager.h b/src/core/hle/service/vi/fbshare_buffer_manager.h new file mode 100644 index 000000000..b9e99e61f --- /dev/null +++ b/src/core/hle/service/vi/fbshare_buffer_manager.h @@ -0,0 +1,83 @@ +// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include <map> + +#include "common/math_util.h" +#include "core/hle/service/nvdrv/core/container.h" +#include "core/hle/service/nvdrv/nvdata.h" +#include "core/hle/service/nvnflinger/hwc_layer.h" +#include "core/hle/service/nvnflinger/nvnflinger.h" +#include "core/hle/service/nvnflinger/ui/fence.h" + +namespace Kernel { +class KPageGroup; +} + +namespace Service::VI { + +struct SharedMemorySlot { + u64 buffer_offset; + u64 size; + s32 width; + s32 height; +}; +static_assert(sizeof(SharedMemorySlot) == 0x18, "SharedMemorySlot has wrong size"); + +struct SharedMemoryPoolLayout { + s32 num_slots; + std::array<SharedMemorySlot, 0x10> slots; +}; +static_assert(sizeof(SharedMemoryPoolLayout) == 0x188, "SharedMemoryPoolLayout has wrong size"); + +struct FbshareSession; + +class FbshareBufferManager final { +public: + explicit FbshareBufferManager(Core::System& system, + std::shared_ptr<Nvnflinger::Nvnflinger> surface_flinger, + std::shared_ptr<Nvidia::Module> nvdrv); + ~FbshareBufferManager(); + + Result Initialize(Kernel::KProcess* owner_process, u64* out_buffer_id, u64* out_layer_handle, + u64 display_id, Nvnflinger::LayerBlending blending); + void Finalize(Kernel::KProcess* owner_process); + + Result GetSharedBufferMemoryHandleId(u64* out_buffer_size, s32* out_nvmap_handle, + SharedMemoryPoolLayout* out_pool_layout, u64 buffer_id, + u64 applet_resource_user_id); + Result AcquireSharedFrameBuffer(android::Fence* out_fence, std::array<s32, 4>& out_slots, + s64* out_target_slot, u64 layer_id); + Result PresentSharedFrameBuffer(android::Fence fence, Common::Rectangle<s32> crop_region, + u32 transform, s32 swap_interval, u64 layer_id, s64 slot); + Result GetSharedFrameBufferAcquirableEvent(Kernel::KReadableEvent** out_event, u64 layer_id); + + Result WriteAppletCaptureBuffer(bool* out_was_written, s32* out_layer_index); + +private: + Result GetLayerFromId(VI::Layer** out_layer, u64 layer_id); + +private: + u64 m_next_buffer_id = 1; + u64 m_display_id = 0; + u64 m_buffer_id = 0; + SharedMemoryPoolLayout m_pool_layout = {}; + std::map<u64, FbshareSession> m_sessions; + std::unique_ptr<Kernel::KPageGroup> m_buffer_page_group; + + std::mutex m_guard; + Core::System& m_system; + const std::shared_ptr<Nvnflinger::Nvnflinger> m_surface_flinger; + const std::shared_ptr<Nvidia::Module> m_nvdrv; +}; + +struct FbshareSession { + Nvidia::DeviceFD nvmap_fd = {}; + Nvidia::NvCore::SessionId session_id = {}; + u64 layer_id = {}; + u32 buffer_nvmap_handle = 0; +}; + +} // namespace Service::VI |