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-rw-r--r--src/core/hle/service/nvflinger/buffer_queue.cpp206
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue.h154
2 files changed, 0 insertions, 360 deletions
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp
deleted file mode 100644
index 5fead6d1b..000000000
--- a/src/core/hle/service/nvflinger/buffer_queue.cpp
+++ /dev/null
@@ -1,206 +0,0 @@
-// Copyright 2018 yuzu emulator team
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <algorithm>
-
-#include "common/assert.h"
-#include "common/logging/log.h"
-#include "core/core.h"
-#include "core/hle/kernel/k_writable_event.h"
-#include "core/hle/kernel/kernel.h"
-#include "core/hle/service/kernel_helpers.h"
-#include "core/hle/service/nvflinger/buffer_queue.h"
-
-namespace Service::NVFlinger {
-
-BufferQueue::BufferQueue(Kernel::KernelCore& kernel, u32 id_, u64 layer_id_,
- KernelHelpers::ServiceContext& service_context_)
- : id(id_), layer_id(layer_id_), service_context{service_context_} {
- buffer_wait_event = service_context.CreateEvent("BufferQueue:WaitEvent");
-}
-
-BufferQueue::~BufferQueue() {
- service_context.CloseEvent(buffer_wait_event);
-}
-
-void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer) {
- ASSERT(slot < buffer_slots);
- LOG_WARNING(Service, "Adding graphics buffer {}", slot);
-
- {
- std::unique_lock lock{free_buffers_mutex};
- free_buffers.push_back(slot);
- }
- free_buffers_condition.notify_one();
-
- buffers[slot] = {
- .slot = slot,
- .status = Buffer::Status::Free,
- .igbp_buffer = igbp_buffer,
- .transform = {},
- .crop_rect = {},
- .swap_interval = 0,
- .multi_fence = {},
- };
-
- buffer_wait_event->GetWritableEvent().Signal();
-}
-
-std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> BufferQueue::DequeueBuffer(u32 width,
- u32 height) {
- // Wait for first request before trying to dequeue
- {
- std::unique_lock lock{free_buffers_mutex};
- free_buffers_condition.wait(lock, [this] { return !free_buffers.empty() || !is_connect; });
- }
-
- if (!is_connect) {
- // Buffer was disconnected while the thread was blocked, this is most likely due to
- // emulation being stopped
- return std::nullopt;
- }
-
- std::unique_lock lock{free_buffers_mutex};
-
- auto f_itr = free_buffers.begin();
- auto slot = buffers.size();
-
- while (f_itr != free_buffers.end()) {
- const Buffer& buffer = buffers[*f_itr];
- if (buffer.status == Buffer::Status::Free && buffer.igbp_buffer.width == width &&
- buffer.igbp_buffer.height == height) {
- slot = *f_itr;
- free_buffers.erase(f_itr);
- break;
- }
- ++f_itr;
- }
- if (slot == buffers.size()) {
- return std::nullopt;
- }
- buffers[slot].status = Buffer::Status::Dequeued;
- return {{buffers[slot].slot, &buffers[slot].multi_fence}};
-}
-
-const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const {
- ASSERT(slot < buffers.size());
- ASSERT(buffers[slot].status == Buffer::Status::Dequeued);
- ASSERT(buffers[slot].slot == slot);
-
- return buffers[slot].igbp_buffer;
-}
-
-void BufferQueue::QueueBuffer(u32 slot, BufferTransformFlags transform,
- const Common::Rectangle<int>& crop_rect, u32 swap_interval,
- Service::Nvidia::MultiFence& multi_fence) {
- ASSERT(slot < buffers.size());
- ASSERT(buffers[slot].status == Buffer::Status::Dequeued);
- ASSERT(buffers[slot].slot == slot);
-
- buffers[slot].status = Buffer::Status::Queued;
- buffers[slot].transform = transform;
- buffers[slot].crop_rect = crop_rect;
- buffers[slot].swap_interval = swap_interval;
- buffers[slot].multi_fence = multi_fence;
- std::unique_lock lock{queue_sequence_mutex};
- queue_sequence.push_back(slot);
-}
-
-void BufferQueue::CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& multi_fence) {
- ASSERT(slot < buffers.size());
- ASSERT(buffers[slot].status != Buffer::Status::Free);
- ASSERT(buffers[slot].slot == slot);
-
- buffers[slot].status = Buffer::Status::Free;
- buffers[slot].multi_fence = multi_fence;
- buffers[slot].swap_interval = 0;
-
- {
- std::unique_lock lock{free_buffers_mutex};
- free_buffers.push_back(slot);
- }
- free_buffers_condition.notify_one();
-
- buffer_wait_event->GetWritableEvent().Signal();
-}
-
-std::optional<std::reference_wrapper<const BufferQueue::Buffer>> BufferQueue::AcquireBuffer() {
- std::unique_lock lock{queue_sequence_mutex};
- std::size_t buffer_slot = buffers.size();
- // Iterate to find a queued buffer matching the requested slot.
- while (buffer_slot == buffers.size() && !queue_sequence.empty()) {
- const auto slot = static_cast<std::size_t>(queue_sequence.front());
- ASSERT(slot < buffers.size());
- if (buffers[slot].status == Buffer::Status::Queued) {
- ASSERT(buffers[slot].slot == slot);
- buffer_slot = slot;
- }
- queue_sequence.pop_front();
- }
- if (buffer_slot == buffers.size()) {
- return std::nullopt;
- }
- buffers[buffer_slot].status = Buffer::Status::Acquired;
- return {{buffers[buffer_slot]}};
-}
-
-void BufferQueue::ReleaseBuffer(u32 slot) {
- ASSERT(slot < buffers.size());
- ASSERT(buffers[slot].status == Buffer::Status::Acquired);
- ASSERT(buffers[slot].slot == slot);
-
- buffers[slot].status = Buffer::Status::Free;
- {
- std::unique_lock lock{free_buffers_mutex};
- free_buffers.push_back(slot);
- }
- free_buffers_condition.notify_one();
-
- buffer_wait_event->GetWritableEvent().Signal();
-}
-
-void BufferQueue::Connect() {
- std::unique_lock lock{queue_sequence_mutex};
- queue_sequence.clear();
- is_connect = true;
-}
-
-void BufferQueue::Disconnect() {
- buffers.fill({});
- {
- std::unique_lock lock{queue_sequence_mutex};
- queue_sequence.clear();
- }
- buffer_wait_event->GetWritableEvent().Signal();
- is_connect = false;
- free_buffers_condition.notify_one();
-}
-
-u32 BufferQueue::Query(QueryType type) {
- LOG_WARNING(Service, "(STUBBED) called type={}", type);
-
- switch (type) {
- case QueryType::NativeWindowFormat:
- return static_cast<u32>(PixelFormat::RGBA8888);
- case QueryType::NativeWindowWidth:
- case QueryType::NativeWindowHeight:
- break;
- case QueryType::NativeWindowMinUndequeuedBuffers:
- return 0;
- case QueryType::NativeWindowConsumerUsageBits:
- return 0;
- }
- UNIMPLEMENTED_MSG("Unimplemented query type={}", type);
- return 0;
-}
-
-Kernel::KWritableEvent& BufferQueue::GetWritableBufferWaitEvent() {
- return buffer_wait_event->GetWritableEvent();
-}
-
-Kernel::KReadableEvent& BufferQueue::GetBufferWaitEvent() {
- return buffer_wait_event->GetReadableEvent();
-}
-
-} // namespace Service::NVFlinger
diff --git a/src/core/hle/service/nvflinger/buffer_queue.h b/src/core/hle/service/nvflinger/buffer_queue.h
deleted file mode 100644
index f2a579133..000000000
--- a/src/core/hle/service/nvflinger/buffer_queue.h
+++ /dev/null
@@ -1,154 +0,0 @@
-// Copyright 2018 yuzu emulator team
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <condition_variable>
-#include <list>
-#include <mutex>
-#include <optional>
-
-#include "common/common_funcs.h"
-#include "common/math_util.h"
-#include "common/swap.h"
-#include "core/hle/kernel/k_event.h"
-#include "core/hle/kernel/k_readable_event.h"
-#include "core/hle/service/nvdrv/nvdata.h"
-
-namespace Kernel {
-class KernelCore;
-class KEvent;
-class KReadableEvent;
-class KWritableEvent;
-} // namespace Kernel
-
-namespace Service::KernelHelpers {
-class ServiceContext;
-} // namespace Service::KernelHelpers
-
-namespace Service::NVFlinger {
-
-constexpr u32 buffer_slots = 0x40;
-struct IGBPBuffer {
- u32_le magic;
- u32_le width;
- u32_le height;
- u32_le stride;
- u32_le format;
- u32_le usage;
- INSERT_PADDING_WORDS(1);
- u32_le index;
- INSERT_PADDING_WORDS(3);
- u32_le gpu_buffer_id;
- INSERT_PADDING_WORDS(6);
- u32_le external_format;
- INSERT_PADDING_WORDS(10);
- u32_le nvmap_handle;
- u32_le offset;
- INSERT_PADDING_WORDS(60);
-};
-
-static_assert(sizeof(IGBPBuffer) == 0x16C, "IGBPBuffer has wrong size");
-
-class BufferQueue final {
-public:
- enum class QueryType {
- NativeWindowWidth = 0,
- NativeWindowHeight = 1,
- NativeWindowFormat = 2,
- /// The minimum number of buffers that must remain un-dequeued after a buffer has been
- /// queued
- NativeWindowMinUndequeuedBuffers = 3,
- /// The consumer gralloc usage bits currently set by the consumer
- NativeWindowConsumerUsageBits = 10,
- };
-
- explicit BufferQueue(Kernel::KernelCore& kernel, u32 id_, u64 layer_id_,
- KernelHelpers::ServiceContext& service_context_);
- ~BufferQueue();
-
- enum class BufferTransformFlags : u32 {
- /// No transform flags are set
- Unset = 0x00,
- /// Flip source image horizontally (around the vertical axis)
- FlipH = 0x01,
- /// Flip source image vertically (around the horizontal axis)
- FlipV = 0x02,
- /// Rotate source image 90 degrees clockwise
- Rotate90 = 0x04,
- /// Rotate source image 180 degrees
- Rotate180 = 0x03,
- /// Rotate source image 270 degrees clockwise
- Rotate270 = 0x07,
- };
-
- enum class PixelFormat : u32 {
- RGBA8888 = 1,
- RGBX8888 = 2,
- RGB888 = 3,
- RGB565 = 4,
- BGRA8888 = 5,
- RGBA5551 = 6,
- RRGBA4444 = 7,
- };
-
- struct Buffer {
- enum class Status { Free = 0, Queued = 1, Dequeued = 2, Acquired = 3 };
-
- u32 slot;
- Status status = Status::Free;
- IGBPBuffer igbp_buffer;
- BufferTransformFlags transform;
- Common::Rectangle<int> crop_rect;
- u32 swap_interval;
- Service::Nvidia::MultiFence multi_fence;
- };
-
- void SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer);
- std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> DequeueBuffer(u32 width,
- u32 height);
- const IGBPBuffer& RequestBuffer(u32 slot) const;
- void QueueBuffer(u32 slot, BufferTransformFlags transform,
- const Common::Rectangle<int>& crop_rect, u32 swap_interval,
- Service::Nvidia::MultiFence& multi_fence);
- void CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& multi_fence);
- std::optional<std::reference_wrapper<const Buffer>> AcquireBuffer();
- void ReleaseBuffer(u32 slot);
- void Connect();
- void Disconnect();
- u32 Query(QueryType type);
-
- u32 GetId() const {
- return id;
- }
-
- bool IsConnected() const {
- return is_connect;
- }
-
- Kernel::KWritableEvent& GetWritableBufferWaitEvent();
-
- Kernel::KReadableEvent& GetBufferWaitEvent();
-
-private:
- BufferQueue(const BufferQueue&) = delete;
-
- u32 id{};
- u64 layer_id{};
- std::atomic_bool is_connect{};
-
- std::list<u32> free_buffers;
- std::array<Buffer, buffer_slots> buffers;
- std::list<u32> queue_sequence;
- Kernel::KEvent* buffer_wait_event{};
-
- std::mutex free_buffers_mutex;
- std::condition_variable free_buffers_condition;
-
- std::mutex queue_sequence_mutex;
-
- KernelHelpers::ServiceContext& service_context;
-};
-
-} // namespace Service::NVFlinger