diff options
Diffstat (limited to 'src/core/hle/service/nvflinger')
-rw-r--r-- | src/core/hle/service/nvflinger/buffer_queue.cpp | 40 | ||||
-rw-r--r-- | src/core/hle/service/nvflinger/buffer_queue.h | 17 | ||||
-rw-r--r-- | src/core/hle/service/nvflinger/nvflinger.cpp | 34 | ||||
-rw-r--r-- | src/core/hle/service/nvflinger/nvflinger.h | 9 |
4 files changed, 75 insertions, 25 deletions
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp index 377f47e8e..c8c6a4d64 100644 --- a/src/core/hle/service/nvflinger/buffer_queue.cpp +++ b/src/core/hle/service/nvflinger/buffer_queue.cpp @@ -25,7 +25,12 @@ void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer) ASSERT(slot < buffer_slots); LOG_WARNING(Service, "Adding graphics buffer {}", slot); - free_buffers.push_back(slot); + { + std::unique_lock lock{queue_mutex}; + free_buffers.push_back(slot); + } + condition.notify_one(); + buffers[slot] = { .slot = slot, .status = Buffer::Status::Free, @@ -41,10 +46,20 @@ void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer) 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{queue_mutex}; + condition.wait(lock, [this] { return !free_buffers.empty() || !is_connect; }); + } - if (free_buffers.empty()) { + 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{queue_mutex}; + auto f_itr = free_buffers.begin(); auto slot = buffers.size(); @@ -97,7 +112,11 @@ void BufferQueue::CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& mult buffers[slot].multi_fence = multi_fence; buffers[slot].swap_interval = 0; - free_buffers.push_back(slot); + { + std::unique_lock lock{queue_mutex}; + free_buffers.push_back(slot); + } + condition.notify_one(); buffer_wait_event.writable->Signal(); } @@ -127,15 +146,28 @@ void BufferQueue::ReleaseBuffer(u32 slot) { ASSERT(buffers[slot].slot == slot); buffers[slot].status = Buffer::Status::Free; - free_buffers.push_back(slot); + { + std::unique_lock lock{queue_mutex}; + free_buffers.push_back(slot); + } + condition.notify_one(); buffer_wait_event.writable->Signal(); } +void BufferQueue::Connect() { + queue_sequence.clear(); + id = 1; + layer_id = 1; + is_connect = true; +} + void BufferQueue::Disconnect() { buffers.fill({}); queue_sequence.clear(); buffer_wait_event.writable->Signal(); + is_connect = false; + condition.notify_one(); } u32 BufferQueue::Query(QueryType type) { diff --git a/src/core/hle/service/nvflinger/buffer_queue.h b/src/core/hle/service/nvflinger/buffer_queue.h index e610923cb..a2f60d9eb 100644 --- a/src/core/hle/service/nvflinger/buffer_queue.h +++ b/src/core/hle/service/nvflinger/buffer_queue.h @@ -4,7 +4,9 @@ #pragma once +#include <condition_variable> #include <list> +#include <mutex> #include <optional> #include <vector> @@ -99,6 +101,7 @@ public: 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); @@ -106,18 +109,28 @@ public: return id; } + bool IsConnected() const { + return is_connect; + } + std::shared_ptr<Kernel::WritableEvent> GetWritableBufferWaitEvent() const; std::shared_ptr<Kernel::ReadableEvent> GetBufferWaitEvent() const; private: - u32 id; - u64 layer_id; + 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::EventPair buffer_wait_event; + + std::mutex queue_mutex; + std::condition_variable condition; }; } // namespace Service::NVFlinger diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp index 44aa2bdae..4b3581949 100644 --- a/src/core/hle/service/nvflinger/nvflinger.cpp +++ b/src/core/hle/service/nvflinger/nvflinger.cpp @@ -88,6 +88,10 @@ NVFlinger::NVFlinger(Core::System& system) : system(system) { } NVFlinger::~NVFlinger() { + for (auto& buffer_queue : buffer_queues) { + buffer_queue->Disconnect(); + } + if (system.IsMulticore()) { is_running = false; wait_event->Set(); @@ -104,6 +108,8 @@ void NVFlinger::SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance) { } std::optional<u64> NVFlinger::OpenDisplay(std::string_view name) { + const auto guard = Lock(); + LOG_DEBUG(Service, "Opening \"{}\" display", name); // TODO(Subv): Currently we only support the Default display. @@ -121,6 +127,7 @@ std::optional<u64> NVFlinger::OpenDisplay(std::string_view name) { } std::optional<u64> NVFlinger::CreateLayer(u64 display_id) { + const auto guard = Lock(); auto* const display = FindDisplay(display_id); if (display == nullptr) { @@ -129,18 +136,22 @@ std::optional<u64> NVFlinger::CreateLayer(u64 display_id) { const u64 layer_id = next_layer_id++; const u32 buffer_queue_id = next_buffer_queue_id++; - buffer_queues.emplace_back(system.Kernel(), buffer_queue_id, layer_id); - display->CreateLayer(layer_id, buffer_queues.back()); + buffer_queues.emplace_back( + std::make_unique<BufferQueue>(system.Kernel(), buffer_queue_id, layer_id)); + display->CreateLayer(layer_id, *buffer_queues.back()); return layer_id; } void NVFlinger::CloseLayer(u64 layer_id) { + const auto guard = Lock(); + for (auto& display : displays) { display.CloseLayer(layer_id); } } std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) const { + const auto guard = Lock(); const auto* const layer = FindLayer(display_id, layer_id); if (layer == nullptr) { @@ -151,6 +162,7 @@ std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) co } std::shared_ptr<Kernel::ReadableEvent> NVFlinger::FindVsyncEvent(u64 display_id) const { + const auto guard = Lock(); auto* const display = FindDisplay(display_id); if (display == nullptr) { @@ -160,20 +172,16 @@ std::shared_ptr<Kernel::ReadableEvent> NVFlinger::FindVsyncEvent(u64 display_id) return display->GetVSyncEvent(); } -BufferQueue& NVFlinger::FindBufferQueue(u32 id) { +BufferQueue* NVFlinger::FindBufferQueue(u32 id) { + const auto guard = Lock(); const auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(), - [id](const auto& queue) { return queue.GetId() == id; }); + [id](const auto& queue) { return queue->GetId() == id; }); - ASSERT(itr != buffer_queues.end()); - return *itr; -} - -const BufferQueue& NVFlinger::FindBufferQueue(u32 id) const { - const auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(), - [id](const auto& queue) { return queue.GetId() == id; }); + if (itr == buffer_queues.end()) { + return nullptr; + } - ASSERT(itr != buffer_queues.end()); - return *itr; + return itr->get(); } VI::Display* NVFlinger::FindDisplay(u64 display_id) { diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h index 1ebe949c0..c6765259f 100644 --- a/src/core/hle/service/nvflinger/nvflinger.h +++ b/src/core/hle/service/nvflinger/nvflinger.h @@ -75,10 +75,7 @@ public: [[nodiscard]] std::shared_ptr<Kernel::ReadableEvent> FindVsyncEvent(u64 display_id) const; /// Obtains a buffer queue identified by the ID. - [[nodiscard]] BufferQueue& FindBufferQueue(u32 id); - - /// Obtains a buffer queue identified by the ID. - [[nodiscard]] const BufferQueue& FindBufferQueue(u32 id) const; + [[nodiscard]] BufferQueue* FindBufferQueue(u32 id); /// Performs a composition request to the emulated nvidia GPU and triggers the vsync events when /// finished. @@ -86,11 +83,11 @@ public: [[nodiscard]] s64 GetNextTicks() const; +private: [[nodiscard]] std::unique_lock<std::mutex> Lock() const { return std::unique_lock{*guard}; } -private: /// Finds the display identified by the specified ID. [[nodiscard]] VI::Display* FindDisplay(u64 display_id); @@ -110,7 +107,7 @@ private: std::shared_ptr<Nvidia::Module> nvdrv; std::vector<VI::Display> displays; - std::vector<BufferQueue> buffer_queues; + std::vector<std::unique_ptr<BufferQueue>> buffer_queues; /// Id to use for the next layer that is created, this counter is shared among all displays. u64 next_layer_id = 1; |