diff options
Diffstat (limited to 'src/core/hle/service/nvflinger/nvflinger.cpp')
| -rw-r--r-- | src/core/hle/service/nvflinger/nvflinger.cpp | 335 |
1 files changed, 0 insertions, 335 deletions
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp deleted file mode 100644 index f4416f5b2..000000000 --- a/src/core/hle/service/nvflinger/nvflinger.cpp +++ /dev/null @@ -1,335 +0,0 @@ -// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project -// SPDX-License-Identifier: GPL-3.0-or-later - -#include <algorithm> -#include <optional> - -#include "common/assert.h" -#include "common/logging/log.h" -#include "common/microprofile.h" -#include "common/scope_exit.h" -#include "common/settings.h" -#include "common/thread.h" -#include "core/core.h" -#include "core/core_timing.h" -#include "core/hle/kernel/k_readable_event.h" -#include "core/hle/service/nvdrv/devices/nvdisp_disp0.h" -#include "core/hle/service/nvdrv/nvdrv.h" -#include "core/hle/service/nvflinger/buffer_item_consumer.h" -#include "core/hle/service/nvflinger/buffer_queue_core.h" -#include "core/hle/service/nvflinger/hos_binder_driver_server.h" -#include "core/hle/service/nvflinger/nvflinger.h" -#include "core/hle/service/nvflinger/ui/graphic_buffer.h" -#include "core/hle/service/vi/display/vi_display.h" -#include "core/hle/service/vi/layer/vi_layer.h" -#include "core/hle/service/vi/vi_results.h" -#include "video_core/gpu.h" -#include "video_core/host1x/host1x.h" -#include "video_core/host1x/syncpoint_manager.h" - -namespace Service::NVFlinger { - -constexpr auto frame_ns = std::chrono::nanoseconds{1000000000 / 60}; - -void NVFlinger::SplitVSync(std::stop_token stop_token) { - system.RegisterHostThread(); - std::string name = "VSyncThread"; - MicroProfileOnThreadCreate(name.c_str()); - - // Cleanup - SCOPE_EXIT({ MicroProfileOnThreadExit(); }); - - Common::SetCurrentThreadName(name.c_str()); - Common::SetCurrentThreadPriority(Common::ThreadPriority::High); - - while (!stop_token.stop_requested()) { - vsync_signal.wait(false); - vsync_signal.store(false); - - guard->lock(); - - Compose(); - - guard->unlock(); - } -} - -NVFlinger::NVFlinger(Core::System& system_, HosBinderDriverServer& hos_binder_driver_server_) - : system(system_), service_context(system_, "nvflinger"), - hos_binder_driver_server(hos_binder_driver_server_) { - displays.emplace_back(0, "Default", hos_binder_driver_server, service_context, system); - displays.emplace_back(1, "External", hos_binder_driver_server, service_context, system); - displays.emplace_back(2, "Edid", hos_binder_driver_server, service_context, system); - displays.emplace_back(3, "Internal", hos_binder_driver_server, service_context, system); - displays.emplace_back(4, "Null", hos_binder_driver_server, service_context, system); - guard = std::make_shared<std::mutex>(); - - // Schedule the screen composition events - multi_composition_event = Core::Timing::CreateEvent( - "ScreenComposition", - [this](std::uintptr_t, s64 time, - std::chrono::nanoseconds ns_late) -> std::optional<std::chrono::nanoseconds> { - vsync_signal.store(true); - vsync_signal.notify_all(); - return std::chrono::nanoseconds(GetNextTicks()); - }); - - single_composition_event = Core::Timing::CreateEvent( - "ScreenComposition", - [this](std::uintptr_t, s64 time, - std::chrono::nanoseconds ns_late) -> std::optional<std::chrono::nanoseconds> { - const auto lock_guard = Lock(); - Compose(); - - return std::chrono::nanoseconds(GetNextTicks()); - }); - - if (system.IsMulticore()) { - system.CoreTiming().ScheduleLoopingEvent(frame_ns, frame_ns, multi_composition_event); - vsync_thread = std::jthread([this](std::stop_token token) { SplitVSync(token); }); - } else { - system.CoreTiming().ScheduleLoopingEvent(frame_ns, frame_ns, single_composition_event); - } -} - -NVFlinger::~NVFlinger() { - if (system.IsMulticore()) { - system.CoreTiming().UnscheduleEvent(multi_composition_event, {}); - vsync_thread.request_stop(); - vsync_signal.store(true); - vsync_signal.notify_all(); - } else { - system.CoreTiming().UnscheduleEvent(single_composition_event, {}); - } - - ShutdownLayers(); - - if (nvdrv) { - nvdrv->Close(disp_fd); - } -} - -void NVFlinger::ShutdownLayers() { - for (auto& display : displays) { - for (size_t layer = 0; layer < display.GetNumLayers(); ++layer) { - display.GetLayer(layer).Core().NotifyShutdown(); - } - } -} - -void NVFlinger::SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance) { - nvdrv = std::move(instance); - disp_fd = nvdrv->Open("/dev/nvdisp_disp0"); -} - -std::optional<u64> NVFlinger::OpenDisplay(std::string_view name) { - const auto lock_guard = Lock(); - - LOG_DEBUG(Service_NVFlinger, "Opening \"{}\" display", name); - - const auto itr = - std::find_if(displays.begin(), displays.end(), - [&](const VI::Display& display) { return display.GetName() == name; }); - - if (itr == displays.end()) { - return std::nullopt; - } - - return itr->GetID(); -} - -bool NVFlinger::CloseDisplay(u64 display_id) { - const auto lock_guard = Lock(); - auto* const display = FindDisplay(display_id); - - if (display == nullptr) { - return false; - } - - display->Reset(); - - return true; -} - -std::optional<u64> NVFlinger::CreateLayer(u64 display_id) { - const auto lock_guard = Lock(); - auto* const display = FindDisplay(display_id); - - if (display == nullptr) { - return std::nullopt; - } - - const u64 layer_id = next_layer_id++; - CreateLayerAtId(*display, layer_id); - return layer_id; -} - -void NVFlinger::CreateLayerAtId(VI::Display& display, u64 layer_id) { - const auto buffer_id = next_buffer_queue_id++; - display.CreateLayer(layer_id, buffer_id, nvdrv->container); -} - -void NVFlinger::CloseLayer(u64 layer_id) { - const auto lock_guard = Lock(); - - for (auto& display : displays) { - display.CloseLayer(layer_id); - } -} - -std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) { - const auto lock_guard = Lock(); - const auto* const layer = FindOrCreateLayer(display_id, layer_id); - - if (layer == nullptr) { - return std::nullopt; - } - - return layer->GetBinderId(); -} - -ResultVal<Kernel::KReadableEvent*> NVFlinger::FindVsyncEvent(u64 display_id) { - const auto lock_guard = Lock(); - auto* const display = FindDisplay(display_id); - - if (display == nullptr) { - return VI::ResultNotFound; - } - - return display->GetVSyncEvent(); -} - -VI::Display* NVFlinger::FindDisplay(u64 display_id) { - const auto itr = - std::find_if(displays.begin(), displays.end(), - [&](const VI::Display& display) { return display.GetID() == display_id; }); - - if (itr == displays.end()) { - return nullptr; - } - - return &*itr; -} - -const VI::Display* NVFlinger::FindDisplay(u64 display_id) const { - const auto itr = - std::find_if(displays.begin(), displays.end(), - [&](const VI::Display& display) { return display.GetID() == display_id; }); - - if (itr == displays.end()) { - return nullptr; - } - - return &*itr; -} - -VI::Layer* NVFlinger::FindLayer(u64 display_id, u64 layer_id) { - auto* const display = FindDisplay(display_id); - - if (display == nullptr) { - return nullptr; - } - - return display->FindLayer(layer_id); -} - -const VI::Layer* NVFlinger::FindLayer(u64 display_id, u64 layer_id) const { - const auto* const display = FindDisplay(display_id); - - if (display == nullptr) { - return nullptr; - } - - return display->FindLayer(layer_id); -} - -VI::Layer* NVFlinger::FindOrCreateLayer(u64 display_id, u64 layer_id) { - auto* const display = FindDisplay(display_id); - - if (display == nullptr) { - return nullptr; - } - - auto* layer = display->FindLayer(layer_id); - - if (layer == nullptr) { - LOG_DEBUG(Service_NVFlinger, "Layer at id {} not found. Trying to create it.", layer_id); - CreateLayerAtId(*display, layer_id); - return display->FindLayer(layer_id); - } - - return layer; -} - -void NVFlinger::Compose() { - for (auto& display : displays) { - // Trigger vsync for this display at the end of drawing - SCOPE_EXIT({ display.SignalVSyncEvent(); }); - - // Don't do anything for displays without layers. - if (!display.HasLayers()) - continue; - - // TODO(Subv): Support more than 1 layer. - VI::Layer& layer = display.GetLayer(0); - - android::BufferItem buffer{}; - const auto status = layer.GetConsumer().AcquireBuffer(&buffer, {}, false); - - if (status != android::Status::NoError) { - continue; - } - - const auto& igbp_buffer = *buffer.graphic_buffer; - - if (!system.IsPoweredOn()) { - return; // We are likely shutting down - } - - // Now send the buffer to the GPU for drawing. - // TODO(Subv): Support more than just disp0. The display device selection is probably based - // on which display we're drawing (Default, Internal, External, etc) - auto nvdisp = nvdrv->GetDevice<Nvidia::Devices::nvdisp_disp0>(disp_fd); - ASSERT(nvdisp); - - guard->unlock(); - Common::Rectangle<int> crop_rect{ - static_cast<int>(buffer.crop.Left()), static_cast<int>(buffer.crop.Top()), - static_cast<int>(buffer.crop.Right()), static_cast<int>(buffer.crop.Bottom())}; - - nvdisp->flip(igbp_buffer.BufferId(), igbp_buffer.Offset(), igbp_buffer.ExternalFormat(), - igbp_buffer.Width(), igbp_buffer.Height(), igbp_buffer.Stride(), - static_cast<android::BufferTransformFlags>(buffer.transform), crop_rect, - buffer.fence.fences, buffer.fence.num_fences); - - MicroProfileFlip(); - guard->lock(); - - swap_interval = buffer.swap_interval; - - layer.GetConsumer().ReleaseBuffer(buffer, android::Fence::NoFence()); - } -} - -s64 NVFlinger::GetNextTicks() const { - const auto& settings = Settings::values; - auto speed_scale = 1.f; - if (settings.use_multi_core.GetValue()) { - if (settings.use_speed_limit.GetValue()) { - // Scales the speed based on speed_limit setting on MC. SC is handled by - // SpeedLimiter::DoSpeedLimiting. - speed_scale = 100.f / settings.speed_limit.GetValue(); - } else { - // Run at unlocked framerate. - speed_scale = 0.01f; - } - } - - // As an extension, treat nonpositive swap interval as framerate multiplier. - const f32 effective_fps = swap_interval <= 0 ? 120.f * static_cast<f32>(1 - swap_interval) - : 60.f / static_cast<f32>(swap_interval); - - return static_cast<s64>(speed_scale * (1000000000.f / effective_fps)); -} - -} // namespace Service::NVFlinger |