Merge pull request #4869 from bunnei/improve-gpu-sync
Improvements to GPU synchronization & various refactoring
This commit is contained in:
commit
6bbbbe8f85
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@ -454,6 +454,8 @@ add_library(core STATIC
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hle/service/nvdrv/nvdrv.h
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hle/service/nvdrv/nvmemp.cpp
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hle/service/nvdrv/nvmemp.h
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hle/service/nvdrv/syncpoint_manager.cpp
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hle/service/nvdrv/syncpoint_manager.h
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hle/service/nvflinger/buffer_queue.cpp
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hle/service/nvflinger/buffer_queue.h
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hle/service/nvflinger/nvflinger.cpp
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@ -179,16 +179,18 @@ struct System::Impl {
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arp_manager.ResetAll();
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telemetry_session = std::make_unique<Core::TelemetrySession>();
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gpu_core = VideoCore::CreateGPU(emu_window, system);
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if (!gpu_core) {
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return ResultStatus::ErrorVideoCore;
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}
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service_manager = std::make_shared<Service::SM::ServiceManager>(kernel);
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Service::Init(service_manager, system);
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GDBStub::DeferStart();
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interrupt_manager = std::make_unique<Core::Hardware::InterruptManager>(system);
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gpu_core = VideoCore::CreateGPU(emu_window, system);
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if (!gpu_core) {
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return ResultStatus::ErrorVideoCore;
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}
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// Initialize time manager, which must happen after kernel is created
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time_manager.Initialize();
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@ -15,8 +15,9 @@
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namespace Service::Nvidia::Devices {
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nvhost_ctrl::nvhost_ctrl(Core::System& system, EventInterface& events_interface)
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: nvdevice(system), events_interface{events_interface} {}
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nvhost_ctrl::nvhost_ctrl(Core::System& system, EventInterface& events_interface,
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SyncpointManager& syncpoint_manager)
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: nvdevice(system), events_interface{events_interface}, syncpoint_manager{syncpoint_manager} {}
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nvhost_ctrl::~nvhost_ctrl() = default;
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u32 nvhost_ctrl::ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
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@ -70,19 +71,33 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
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return NvResult::BadParameter;
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}
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if (syncpoint_manager.IsSyncpointExpired(params.syncpt_id, params.threshold)) {
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params.value = syncpoint_manager.GetSyncpointMin(params.syncpt_id);
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std::memcpy(output.data(), ¶ms, sizeof(params));
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return NvResult::Success;
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}
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if (const auto new_value = syncpoint_manager.RefreshSyncpoint(params.syncpt_id);
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syncpoint_manager.IsSyncpointExpired(params.syncpt_id, params.threshold)) {
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params.value = new_value;
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std::memcpy(output.data(), ¶ms, sizeof(params));
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return NvResult::Success;
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}
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auto event = events_interface.events[event_id];
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auto& gpu = system.GPU();
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// This is mostly to take into account unimplemented features. As synced
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// gpu is always synced.
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if (!gpu.IsAsync()) {
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event.writable->Signal();
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event.event.writable->Signal();
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return NvResult::Success;
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}
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auto lock = gpu.LockSync();
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const u32 current_syncpoint_value = gpu.GetSyncpointValue(params.syncpt_id);
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const u32 current_syncpoint_value = event.fence.value;
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const s32 diff = current_syncpoint_value - params.threshold;
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if (diff >= 0) {
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event.writable->Signal();
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event.event.writable->Signal();
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params.value = current_syncpoint_value;
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std::memcpy(output.data(), ¶ms, sizeof(params));
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return NvResult::Success;
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@ -109,7 +124,7 @@ u32 nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector<u8>&
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params.value = ((params.syncpt_id & 0xfff) << 16) | 0x10000000;
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}
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params.value |= event_id;
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event.writable->Clear();
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event.event.writable->Clear();
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gpu.RegisterSyncptInterrupt(params.syncpt_id, target_value);
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if (!is_async && ctrl.fresh_call) {
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ctrl.must_delay = true;
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@ -157,15 +172,19 @@ u32 nvhost_ctrl::IocCtrlEventUnregister(const std::vector<u8>& input, std::vecto
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u32 nvhost_ctrl::IocCtrlClearEventWait(const std::vector<u8>& input, std::vector<u8>& output) {
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IocCtrlEventSignalParams params{};
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std::memcpy(¶ms, input.data(), sizeof(params));
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u32 event_id = params.event_id & 0x00FF;
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LOG_WARNING(Service_NVDRV, "cleared event wait on, event_id: {:X}", event_id);
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if (event_id >= MaxNvEvents) {
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return NvResult::BadParameter;
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}
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if (events_interface.status[event_id] == EventState::Waiting) {
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events_interface.LiberateEvent(event_id);
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events_interface.events[event_id].writable->Signal();
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}
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syncpoint_manager.RefreshSyncpoint(events_interface.events[event_id].fence.id);
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return NvResult::Success;
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}
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@ -14,7 +14,8 @@ namespace Service::Nvidia::Devices {
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class nvhost_ctrl final : public nvdevice {
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public:
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explicit nvhost_ctrl(Core::System& system, EventInterface& events_interface);
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explicit nvhost_ctrl(Core::System& system, EventInterface& events_interface,
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SyncpointManager& syncpoint_manager);
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~nvhost_ctrl() override;
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u32 ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
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@ -145,6 +146,7 @@ private:
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u32 IocCtrlClearEventWait(const std::vector<u8>& input, std::vector<u8>& output);
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EventInterface& events_interface;
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SyncpointManager& syncpoint_manager;
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};
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} // namespace Service::Nvidia::Devices
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@ -7,14 +7,20 @@
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#include "common/logging/log.h"
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#include "core/core.h"
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#include "core/hle/service/nvdrv/devices/nvhost_gpu.h"
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#include "core/hle/service/nvdrv/syncpoint_manager.h"
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#include "core/memory.h"
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#include "video_core/gpu.h"
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#include "video_core/memory_manager.h"
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namespace Service::Nvidia::Devices {
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nvhost_gpu::nvhost_gpu(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
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: nvdevice(system), nvmap_dev(std::move(nvmap_dev)) {}
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nvhost_gpu::nvhost_gpu(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
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SyncpointManager& syncpoint_manager)
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: nvdevice(system), nvmap_dev(std::move(nvmap_dev)), syncpoint_manager{syncpoint_manager} {
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channel_fence.id = syncpoint_manager.AllocateSyncpoint();
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channel_fence.value = system.GPU().GetSyncpointValue(channel_fence.id);
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}
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nvhost_gpu::~nvhost_gpu() = default;
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u32 nvhost_gpu::ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
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@ -126,10 +132,10 @@ u32 nvhost_gpu::AllocGPFIFOEx2(const std::vector<u8>& input, std::vector<u8>& ou
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params.num_entries, params.flags, params.unk0, params.unk1, params.unk2,
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params.unk3);
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auto& gpu = system.GPU();
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params.fence_out.id = assigned_syncpoints;
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params.fence_out.value = gpu.GetSyncpointValue(assigned_syncpoints);
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assigned_syncpoints++;
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channel_fence.value = system.GPU().GetSyncpointValue(channel_fence.id);
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params.fence_out = channel_fence;
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std::memcpy(output.data(), ¶ms, output.size());
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return 0;
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}
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@ -145,37 +151,98 @@ u32 nvhost_gpu::AllocateObjectContext(const std::vector<u8>& input, std::vector<
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return 0;
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}
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static std::vector<Tegra::CommandHeader> BuildWaitCommandList(Fence fence) {
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return {
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Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceValue, 1,
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Tegra::SubmissionMode::Increasing),
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{fence.value},
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Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceAction, 1,
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Tegra::SubmissionMode::Increasing),
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Tegra::GPU::FenceAction::Build(Tegra::GPU::FenceOperation::Acquire, fence.id),
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};
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}
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static std::vector<Tegra::CommandHeader> BuildIncrementCommandList(Fence fence, u32 add_increment) {
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std::vector<Tegra::CommandHeader> result{
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Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceValue, 1,
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Tegra::SubmissionMode::Increasing),
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{}};
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for (u32 count = 0; count < add_increment; ++count) {
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result.emplace_back(Tegra::BuildCommandHeader(Tegra::BufferMethods::FenceAction, 1,
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Tegra::SubmissionMode::Increasing));
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result.emplace_back(
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Tegra::GPU::FenceAction::Build(Tegra::GPU::FenceOperation::Increment, fence.id));
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}
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return result;
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}
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static std::vector<Tegra::CommandHeader> BuildIncrementWithWfiCommandList(Fence fence,
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u32 add_increment) {
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std::vector<Tegra::CommandHeader> result{
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Tegra::BuildCommandHeader(Tegra::BufferMethods::WaitForInterrupt, 1,
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Tegra::SubmissionMode::Increasing),
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{}};
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const std::vector<Tegra::CommandHeader> increment{
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BuildIncrementCommandList(fence, add_increment)};
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result.insert(result.end(), increment.begin(), increment.end());
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return result;
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}
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u32 nvhost_gpu::SubmitGPFIFOImpl(IoctlSubmitGpfifo& params, std::vector<u8>& output,
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Tegra::CommandList&& entries) {
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LOG_TRACE(Service_NVDRV, "called, gpfifo={:X}, num_entries={:X}, flags={:X}", params.address,
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params.num_entries, params.flags.raw);
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auto& gpu = system.GPU();
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params.fence_out.id = channel_fence.id;
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if (params.flags.add_wait.Value() &&
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!syncpoint_manager.IsSyncpointExpired(params.fence_out.id, params.fence_out.value)) {
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gpu.PushGPUEntries(Tegra::CommandList{BuildWaitCommandList(params.fence_out)});
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}
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if (params.flags.add_increment.Value() || params.flags.increment.Value()) {
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const u32 increment_value = params.flags.increment.Value() ? params.fence_out.value : 0;
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params.fence_out.value = syncpoint_manager.IncreaseSyncpoint(
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params.fence_out.id, params.AddIncrementValue() + increment_value);
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} else {
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params.fence_out.value = syncpoint_manager.GetSyncpointMax(params.fence_out.id);
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}
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entries.RefreshIntegrityChecks(gpu);
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gpu.PushGPUEntries(std::move(entries));
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if (params.flags.add_increment.Value()) {
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if (params.flags.suppress_wfi) {
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gpu.PushGPUEntries(Tegra::CommandList{
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BuildIncrementCommandList(params.fence_out, params.AddIncrementValue())});
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} else {
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gpu.PushGPUEntries(Tegra::CommandList{
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BuildIncrementWithWfiCommandList(params.fence_out, params.AddIncrementValue())});
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}
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}
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std::memcpy(output.data(), ¶ms, sizeof(IoctlSubmitGpfifo));
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return 0;
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}
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u32 nvhost_gpu::SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& output) {
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if (input.size() < sizeof(IoctlSubmitGpfifo)) {
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UNIMPLEMENTED();
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}
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IoctlSubmitGpfifo params{};
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std::memcpy(¶ms, input.data(), sizeof(IoctlSubmitGpfifo));
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LOG_TRACE(Service_NVDRV, "called, gpfifo={:X}, num_entries={:X}, flags={:X}", params.address,
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params.num_entries, params.flags.raw);
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ASSERT_MSG(input.size() == sizeof(IoctlSubmitGpfifo) +
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params.num_entries * sizeof(Tegra::CommandListHeader),
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"Incorrect input size");
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Tegra::CommandList entries(params.num_entries);
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std::memcpy(entries.data(), &input[sizeof(IoctlSubmitGpfifo)],
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std::memcpy(entries.command_lists.data(), &input[sizeof(IoctlSubmitGpfifo)],
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params.num_entries * sizeof(Tegra::CommandListHeader));
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UNIMPLEMENTED_IF(params.flags.add_wait.Value() != 0);
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UNIMPLEMENTED_IF(params.flags.add_increment.Value() != 0);
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auto& gpu = system.GPU();
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u32 current_syncpoint_value = gpu.GetSyncpointValue(params.fence_out.id);
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if (params.flags.increment.Value()) {
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params.fence_out.value += current_syncpoint_value;
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} else {
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params.fence_out.value = current_syncpoint_value;
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}
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gpu.PushGPUEntries(std::move(entries));
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std::memcpy(output.data(), ¶ms, sizeof(IoctlSubmitGpfifo));
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return 0;
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return SubmitGPFIFOImpl(params, output, std::move(entries));
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}
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u32 nvhost_gpu::KickoffPB(const std::vector<u8>& input, std::vector<u8>& output,
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@ -185,31 +252,17 @@ u32 nvhost_gpu::KickoffPB(const std::vector<u8>& input, std::vector<u8>& output,
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}
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IoctlSubmitGpfifo params{};
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std::memcpy(¶ms, input.data(), sizeof(IoctlSubmitGpfifo));
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LOG_TRACE(Service_NVDRV, "called, gpfifo={:X}, num_entries={:X}, flags={:X}", params.address,
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params.num_entries, params.flags.raw);
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Tegra::CommandList entries(params.num_entries);
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if (version == IoctlVersion::Version2) {
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std::memcpy(entries.data(), input2.data(),
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std::memcpy(entries.command_lists.data(), input2.data(),
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params.num_entries * sizeof(Tegra::CommandListHeader));
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} else {
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system.Memory().ReadBlock(params.address, entries.data(),
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system.Memory().ReadBlock(params.address, entries.command_lists.data(),
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params.num_entries * sizeof(Tegra::CommandListHeader));
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}
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UNIMPLEMENTED_IF(params.flags.add_wait.Value() != 0);
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UNIMPLEMENTED_IF(params.flags.add_increment.Value() != 0);
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auto& gpu = system.GPU();
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u32 current_syncpoint_value = gpu.GetSyncpointValue(params.fence_out.id);
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if (params.flags.increment.Value()) {
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params.fence_out.value += current_syncpoint_value;
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} else {
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params.fence_out.value = current_syncpoint_value;
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}
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gpu.PushGPUEntries(std::move(entries));
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std::memcpy(output.data(), ¶ms, output.size());
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return 0;
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return SubmitGPFIFOImpl(params, output, std::move(entries));
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}
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u32 nvhost_gpu::GetWaitbase(const std::vector<u8>& input, std::vector<u8>& output) {
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@ -11,6 +11,11 @@
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#include "common/swap.h"
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#include "core/hle/service/nvdrv/devices/nvdevice.h"
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#include "core/hle/service/nvdrv/nvdata.h"
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#include "video_core/dma_pusher.h"
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namespace Service::Nvidia {
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class SyncpointManager;
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}
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namespace Service::Nvidia::Devices {
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@ -21,7 +26,8 @@ constexpr u32 NVGPU_IOCTL_CHANNEL_KICKOFF_PB(0x1b);
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class nvhost_gpu final : public nvdevice {
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public:
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explicit nvhost_gpu(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
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explicit nvhost_gpu(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
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SyncpointManager& syncpoint_manager);
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~nvhost_gpu() override;
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u32 ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
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@ -162,10 +168,15 @@ private:
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u32_le raw;
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BitField<0, 1, u32_le> add_wait; // append a wait sync_point to the list
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BitField<1, 1, u32_le> add_increment; // append an increment to the list
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BitField<2, 1, u32_le> new_hw_format; // Mostly ignored
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BitField<2, 1, u32_le> new_hw_format; // mostly ignored
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BitField<4, 1, u32_le> suppress_wfi; // suppress wait for interrupt
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BitField<8, 1, u32_le> increment; // increment the returned fence
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} flags;
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Fence fence_out; // returned new fence object for others to wait on
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u32 AddIncrementValue() const {
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return flags.add_increment.Value() << 1;
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}
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};
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static_assert(sizeof(IoctlSubmitGpfifo) == 16 + sizeof(Fence),
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"IoctlSubmitGpfifo is incorrect size");
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@ -190,6 +201,8 @@ private:
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u32 SetChannelPriority(const std::vector<u8>& input, std::vector<u8>& output);
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u32 AllocGPFIFOEx2(const std::vector<u8>& input, std::vector<u8>& output);
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u32 AllocateObjectContext(const std::vector<u8>& input, std::vector<u8>& output);
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u32 SubmitGPFIFOImpl(IoctlSubmitGpfifo& params, std::vector<u8>& output,
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Tegra::CommandList&& entries);
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u32 SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& output);
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u32 KickoffPB(const std::vector<u8>& input, std::vector<u8>& output,
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const std::vector<u8>& input2, IoctlVersion version);
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@ -198,7 +211,8 @@ private:
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u32 ChannelSetTimeslice(const std::vector<u8>& input, std::vector<u8>& output);
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std::shared_ptr<nvmap> nvmap_dev;
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u32 assigned_syncpoints{};
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SyncpointManager& syncpoint_manager;
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Fence channel_fence;
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};
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|
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} // namespace Service::Nvidia::Devices
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|
|
|
@ -21,6 +21,7 @@
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#include "core/hle/service/nvdrv/interface.h"
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#include "core/hle/service/nvdrv/nvdrv.h"
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#include "core/hle/service/nvdrv/nvmemp.h"
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#include "core/hle/service/nvdrv/syncpoint_manager.h"
|
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#include "core/hle/service/nvflinger/nvflinger.h"
|
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|
||||
namespace Service::Nvidia {
|
||||
|
@ -36,21 +37,23 @@ void InstallInterfaces(SM::ServiceManager& service_manager, NVFlinger::NVFlinger
|
|||
nvflinger.SetNVDrvInstance(module_);
|
||||
}
|
||||
|
||||
Module::Module(Core::System& system) {
|
||||
Module::Module(Core::System& system) : syncpoint_manager{system.GPU()} {
|
||||
auto& kernel = system.Kernel();
|
||||
for (u32 i = 0; i < MaxNvEvents; i++) {
|
||||
std::string event_label = fmt::format("NVDRV::NvEvent_{}", i);
|
||||
events_interface.events[i] = Kernel::WritableEvent::CreateEventPair(kernel, event_label);
|
||||
events_interface.events[i] = {Kernel::WritableEvent::CreateEventPair(kernel, event_label)};
|
||||
events_interface.status[i] = EventState::Free;
|
||||
events_interface.registered[i] = false;
|
||||
}
|
||||
auto nvmap_dev = std::make_shared<Devices::nvmap>(system);
|
||||
devices["/dev/nvhost-as-gpu"] = std::make_shared<Devices::nvhost_as_gpu>(system, nvmap_dev);
|
||||
devices["/dev/nvhost-gpu"] = std::make_shared<Devices::nvhost_gpu>(system, nvmap_dev);
|
||||
devices["/dev/nvhost-gpu"] =
|
||||
std::make_shared<Devices::nvhost_gpu>(system, nvmap_dev, syncpoint_manager);
|
||||
devices["/dev/nvhost-ctrl-gpu"] = std::make_shared<Devices::nvhost_ctrl_gpu>(system);
|
||||
devices["/dev/nvmap"] = nvmap_dev;
|
||||
devices["/dev/nvdisp_disp0"] = std::make_shared<Devices::nvdisp_disp0>(system, nvmap_dev);
|
||||
devices["/dev/nvhost-ctrl"] = std::make_shared<Devices::nvhost_ctrl>(system, events_interface);
|
||||
devices["/dev/nvhost-ctrl"] =
|
||||
std::make_shared<Devices::nvhost_ctrl>(system, events_interface, syncpoint_manager);
|
||||
devices["/dev/nvhost-nvdec"] = std::make_shared<Devices::nvhost_nvdec>(system, nvmap_dev);
|
||||
devices["/dev/nvhost-nvjpg"] = std::make_shared<Devices::nvhost_nvjpg>(system);
|
||||
devices["/dev/nvhost-vic"] = std::make_shared<Devices::nvhost_vic>(system, nvmap_dev);
|
||||
|
@ -95,17 +98,17 @@ void Module::SignalSyncpt(const u32 syncpoint_id, const u32 value) {
|
|||
if (events_interface.assigned_syncpt[i] == syncpoint_id &&
|
||||
events_interface.assigned_value[i] == value) {
|
||||
events_interface.LiberateEvent(i);
|
||||
events_interface.events[i].writable->Signal();
|
||||
events_interface.events[i].event.writable->Signal();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
std::shared_ptr<Kernel::ReadableEvent> Module::GetEvent(const u32 event_id) const {
|
||||
return events_interface.events[event_id].readable;
|
||||
return events_interface.events[event_id].event.readable;
|
||||
}
|
||||
|
||||
std::shared_ptr<Kernel::WritableEvent> Module::GetEventWriteable(const u32 event_id) const {
|
||||
return events_interface.events[event_id].writable;
|
||||
return events_interface.events[event_id].event.writable;
|
||||
}
|
||||
|
||||
} // namespace Service::Nvidia
|
||||
|
|
|
@ -10,6 +10,7 @@
|
|||
#include "common/common_types.h"
|
||||
#include "core/hle/kernel/writable_event.h"
|
||||
#include "core/hle/service/nvdrv/nvdata.h"
|
||||
#include "core/hle/service/nvdrv/syncpoint_manager.h"
|
||||
#include "core/hle/service/service.h"
|
||||
|
||||
namespace Core {
|
||||
|
@ -22,15 +23,23 @@ class NVFlinger;
|
|||
|
||||
namespace Service::Nvidia {
|
||||
|
||||
class SyncpointManager;
|
||||
|
||||
namespace Devices {
|
||||
class nvdevice;
|
||||
}
|
||||
|
||||
/// Represents an Nvidia event
|
||||
struct NvEvent {
|
||||
Kernel::EventPair event;
|
||||
Fence fence{};
|
||||
};
|
||||
|
||||
struct EventInterface {
|
||||
// Mask representing currently busy events
|
||||
u64 events_mask{};
|
||||
// Each kernel event associated to an NV event
|
||||
std::array<Kernel::EventPair, MaxNvEvents> events;
|
||||
std::array<NvEvent, MaxNvEvents> events;
|
||||
// The status of the current NVEvent
|
||||
std::array<EventState, MaxNvEvents> status{};
|
||||
// Tells if an NVEvent is registered or not
|
||||
|
@ -119,6 +128,9 @@ public:
|
|||
std::shared_ptr<Kernel::WritableEvent> GetEventWriteable(u32 event_id) const;
|
||||
|
||||
private:
|
||||
/// Manages syncpoints on the host
|
||||
SyncpointManager syncpoint_manager;
|
||||
|
||||
/// Id to use for the next open file descriptor.
|
||||
u32 next_fd = 1;
|
||||
|
||||
|
|
|
@ -0,0 +1,39 @@
|
|||
// Copyright 2020 yuzu emulator team
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#include "common/assert.h"
|
||||
#include "core/hle/service/nvdrv/syncpoint_manager.h"
|
||||
#include "video_core/gpu.h"
|
||||
|
||||
namespace Service::Nvidia {
|
||||
|
||||
SyncpointManager::SyncpointManager(Tegra::GPU& gpu) : gpu{gpu} {}
|
||||
|
||||
SyncpointManager::~SyncpointManager() = default;
|
||||
|
||||
u32 SyncpointManager::RefreshSyncpoint(u32 syncpoint_id) {
|
||||
syncpoints[syncpoint_id].min = gpu.GetSyncpointValue(syncpoint_id);
|
||||
return GetSyncpointMin(syncpoint_id);
|
||||
}
|
||||
|
||||
u32 SyncpointManager::AllocateSyncpoint() {
|
||||
for (u32 syncpoint_id = 1; syncpoint_id < MaxSyncPoints; syncpoint_id++) {
|
||||
if (!syncpoints[syncpoint_id].is_allocated) {
|
||||
syncpoints[syncpoint_id].is_allocated = true;
|
||||
return syncpoint_id;
|
||||
}
|
||||
}
|
||||
UNREACHABLE_MSG("No more available syncpoints!");
|
||||
return {};
|
||||
}
|
||||
|
||||
u32 SyncpointManager::IncreaseSyncpoint(u32 syncpoint_id, u32 value) {
|
||||
for (u32 index = 0; index < value; ++index) {
|
||||
syncpoints[syncpoint_id].max.fetch_add(1, std::memory_order_relaxed);
|
||||
}
|
||||
|
||||
return GetSyncpointMax(syncpoint_id);
|
||||
}
|
||||
|
||||
} // namespace Service::Nvidia
|
|
@ -0,0 +1,85 @@
|
|||
// Copyright 2020 yuzu emulator team
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <array>
|
||||
#include <atomic>
|
||||
|
||||
#include "common/common_types.h"
|
||||
#include "core/hle/service/nvdrv/nvdata.h"
|
||||
|
||||
namespace Tegra {
|
||||
class GPU;
|
||||
}
|
||||
|
||||
namespace Service::Nvidia {
|
||||
|
||||
class SyncpointManager final {
|
||||
public:
|
||||
explicit SyncpointManager(Tegra::GPU& gpu);
|
||||
~SyncpointManager();
|
||||
|
||||
/**
|
||||
* Returns true if the specified syncpoint is expired for the given value.
|
||||
* @param syncpoint_id Syncpoint ID to check.
|
||||
* @param value Value to check against the specified syncpoint.
|
||||
* @returns True if the specified syncpoint is expired for the given value, otherwise False.
|
||||
*/
|
||||
bool IsSyncpointExpired(u32 syncpoint_id, u32 value) const {
|
||||
return (GetSyncpointMax(syncpoint_id) - value) >= (GetSyncpointMin(syncpoint_id) - value);
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the lower bound for the specified syncpoint.
|
||||
* @param syncpoint_id Syncpoint ID to get the lower bound for.
|
||||
* @returns The lower bound for the specified syncpoint.
|
||||
*/
|
||||
u32 GetSyncpointMin(u32 syncpoint_id) const {
|
||||
return syncpoints[syncpoint_id].min.load(std::memory_order_relaxed);
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the uper bound for the specified syncpoint.
|
||||
* @param syncpoint_id Syncpoint ID to get the upper bound for.
|
||||
* @returns The upper bound for the specified syncpoint.
|
||||
*/
|
||||
u32 GetSyncpointMax(u32 syncpoint_id) const {
|
||||
return syncpoints[syncpoint_id].max.load(std::memory_order_relaxed);
|
||||
}
|
||||
|
||||
/**
|
||||
* Refreshes the minimum value for the specified syncpoint.
|
||||
* @param syncpoint_id Syncpoint ID to be refreshed.
|
||||
* @returns The new syncpoint minimum value.
|
||||
*/
|
||||
u32 RefreshSyncpoint(u32 syncpoint_id);
|
||||
|
||||
/**
|
||||
* Allocates a new syncoint.
|
||||
* @returns The syncpoint ID for the newly allocated syncpoint.
|
||||
*/
|
||||
u32 AllocateSyncpoint();
|
||||
|
||||
/**
|
||||
* Increases the maximum value for the specified syncpoint.
|
||||
* @param syncpoint_id Syncpoint ID to be increased.
|
||||
* @param value Value to increase the specified syncpoint by.
|
||||
* @returns The new syncpoint maximum value.
|
||||
*/
|
||||
u32 IncreaseSyncpoint(u32 syncpoint_id, u32 value);
|
||||
|
||||
private:
|
||||
struct Syncpoint {
|
||||
std::atomic<u32> min;
|
||||
std::atomic<u32> max;
|
||||
std::atomic<bool> is_allocated;
|
||||
};
|
||||
|
||||
std::array<Syncpoint, MaxSyncPoints> syncpoints{};
|
||||
|
||||
Tegra::GPU& gpu;
|
||||
};
|
||||
|
||||
} // namespace Service::Nvidia
|
|
@ -242,6 +242,10 @@ void NVFlinger::Compose() {
|
|||
|
||||
const auto& igbp_buffer = buffer->get().igbp_buffer;
|
||||
|
||||
if (!system.IsPoweredOn()) {
|
||||
return; // We are likely shutting down
|
||||
}
|
||||
|
||||
auto& gpu = system.GPU();
|
||||
const auto& multi_fence = buffer->get().multi_fence;
|
||||
guard->unlock();
|
||||
|
|
|
@ -2,6 +2,7 @@
|
|||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#include "common/cityhash.h"
|
||||
#include "common/microprofile.h"
|
||||
#include "core/core.h"
|
||||
#include "core/memory.h"
|
||||
|
@ -12,6 +13,20 @@
|
|||
|
||||
namespace Tegra {
|
||||
|
||||
void CommandList::RefreshIntegrityChecks(GPU& gpu) {
|
||||
command_list_hashes.resize(command_lists.size());
|
||||
|
||||
for (std::size_t index = 0; index < command_lists.size(); ++index) {
|
||||
const CommandListHeader command_list_header = command_lists[index];
|
||||
std::vector<CommandHeader> command_headers(command_list_header.size);
|
||||
gpu.MemoryManager().ReadBlockUnsafe(command_list_header.addr, command_headers.data(),
|
||||
command_list_header.size * sizeof(u32));
|
||||
command_list_hashes[index] =
|
||||
Common::CityHash64(reinterpret_cast<char*>(command_headers.data()),
|
||||
command_list_header.size * sizeof(u32));
|
||||
}
|
||||
}
|
||||
|
||||
DmaPusher::DmaPusher(Core::System& system, GPU& gpu) : gpu{gpu}, system{system} {}
|
||||
|
||||
DmaPusher::~DmaPusher() = default;
|
||||
|
@ -45,32 +60,51 @@ bool DmaPusher::Step() {
|
|||
return false;
|
||||
}
|
||||
|
||||
const CommandList& command_list{dma_pushbuffer.front()};
|
||||
ASSERT_OR_EXECUTE(!command_list.empty(), {
|
||||
// Somehow the command_list is empty, in order to avoid a crash
|
||||
// We ignore it and assume its size is 0.
|
||||
CommandList& command_list{dma_pushbuffer.front()};
|
||||
|
||||
ASSERT_OR_EXECUTE(
|
||||
command_list.command_lists.size() || command_list.prefetch_command_list.size(), {
|
||||
// Somehow the command_list is empty, in order to avoid a crash
|
||||
// We ignore it and assume its size is 0.
|
||||
dma_pushbuffer.pop();
|
||||
dma_pushbuffer_subindex = 0;
|
||||
return true;
|
||||
});
|
||||
|
||||
if (command_list.prefetch_command_list.size()) {
|
||||
// Prefetched command list from nvdrv, used for things like synchronization
|
||||
command_headers = std::move(command_list.prefetch_command_list);
|
||||
dma_pushbuffer.pop();
|
||||
dma_pushbuffer_subindex = 0;
|
||||
return true;
|
||||
});
|
||||
const CommandListHeader command_list_header{command_list[dma_pushbuffer_subindex++]};
|
||||
const GPUVAddr dma_get = command_list_header.addr;
|
||||
} else {
|
||||
const CommandListHeader command_list_header{
|
||||
command_list.command_lists[dma_pushbuffer_subindex]};
|
||||
const u64 next_hash = command_list.command_list_hashes[dma_pushbuffer_subindex++];
|
||||
const GPUVAddr dma_get = command_list_header.addr;
|
||||
|
||||
if (dma_pushbuffer_subindex >= command_list.size()) {
|
||||
// We've gone through the current list, remove it from the queue
|
||||
dma_pushbuffer.pop();
|
||||
dma_pushbuffer_subindex = 0;
|
||||
if (dma_pushbuffer_subindex >= command_list.command_lists.size()) {
|
||||
// We've gone through the current list, remove it from the queue
|
||||
dma_pushbuffer.pop();
|
||||
dma_pushbuffer_subindex = 0;
|
||||
}
|
||||
|
||||
if (command_list_header.size == 0) {
|
||||
return true;
|
||||
}
|
||||
|
||||
// Push buffer non-empty, read a word
|
||||
command_headers.resize(command_list_header.size);
|
||||
gpu.MemoryManager().ReadBlockUnsafe(dma_get, command_headers.data(),
|
||||
command_list_header.size * sizeof(u32));
|
||||
|
||||
// Integrity check
|
||||
const u64 new_hash = Common::CityHash64(reinterpret_cast<char*>(command_headers.data()),
|
||||
command_list_header.size * sizeof(u32));
|
||||
if (new_hash != next_hash) {
|
||||
LOG_CRITICAL(HW_GPU, "CommandList at addr=0x{:X} is corrupt, skipping!", dma_get);
|
||||
dma_pushbuffer.pop();
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
if (command_list_header.size == 0) {
|
||||
return true;
|
||||
}
|
||||
|
||||
// Push buffer non-empty, read a word
|
||||
command_headers.resize(command_list_header.size);
|
||||
gpu.MemoryManager().ReadBlockUnsafe(dma_get, command_headers.data(),
|
||||
command_list_header.size * sizeof(u32));
|
||||
|
||||
for (std::size_t index = 0; index < command_headers.size();) {
|
||||
const CommandHeader& command_header = command_headers[index];
|
||||
|
||||
|
|
|
@ -27,6 +27,31 @@ enum class SubmissionMode : u32 {
|
|||
IncreaseOnce = 5
|
||||
};
|
||||
|
||||
// Note that, traditionally, methods are treated as 4-byte addressable locations, and hence
|
||||
// their numbers are written down multiplied by 4 in Docs. Here we are not multiply by 4.
|
||||
// So the values you see in docs might be multiplied by 4.
|
||||
enum class BufferMethods : u32 {
|
||||
BindObject = 0x0,
|
||||
Nop = 0x2,
|
||||
SemaphoreAddressHigh = 0x4,
|
||||
SemaphoreAddressLow = 0x5,
|
||||
SemaphoreSequence = 0x6,
|
||||
SemaphoreTrigger = 0x7,
|
||||
NotifyIntr = 0x8,
|
||||
WrcacheFlush = 0x9,
|
||||
Unk28 = 0xA,
|
||||
UnkCacheFlush = 0xB,
|
||||
RefCnt = 0x14,
|
||||
SemaphoreAcquire = 0x1A,
|
||||
SemaphoreRelease = 0x1B,
|
||||
FenceValue = 0x1C,
|
||||
FenceAction = 0x1D,
|
||||
WaitForInterrupt = 0x1E,
|
||||
Unk7c = 0x1F,
|
||||
Yield = 0x20,
|
||||
NonPullerMethods = 0x40,
|
||||
};
|
||||
|
||||
struct CommandListHeader {
|
||||
union {
|
||||
u64 raw;
|
||||
|
@ -49,9 +74,29 @@ union CommandHeader {
|
|||
static_assert(std::is_standard_layout_v<CommandHeader>, "CommandHeader is not standard layout");
|
||||
static_assert(sizeof(CommandHeader) == sizeof(u32), "CommandHeader has incorrect size!");
|
||||
|
||||
static constexpr CommandHeader BuildCommandHeader(BufferMethods method, u32 arg_count,
|
||||
SubmissionMode mode) {
|
||||
CommandHeader result{};
|
||||
result.method.Assign(static_cast<u32>(method));
|
||||
result.arg_count.Assign(arg_count);
|
||||
result.mode.Assign(mode);
|
||||
return result;
|
||||
}
|
||||
|
||||
class GPU;
|
||||
|
||||
using CommandList = std::vector<Tegra::CommandListHeader>;
|
||||
struct CommandList final {
|
||||
CommandList() = default;
|
||||
explicit CommandList(std::size_t size) : command_lists(size) {}
|
||||
explicit CommandList(std::vector<Tegra::CommandHeader>&& prefetch_command_list)
|
||||
: prefetch_command_list{std::move(prefetch_command_list)} {}
|
||||
|
||||
void RefreshIntegrityChecks(GPU& gpu);
|
||||
|
||||
std::vector<Tegra::CommandListHeader> command_lists;
|
||||
std::vector<u64> command_list_hashes;
|
||||
std::vector<Tegra::CommandHeader> prefetch_command_list;
|
||||
};
|
||||
|
||||
/**
|
||||
* The DmaPusher class implements DMA submission to FIFOs, providing an area of memory that the
|
||||
|
@ -60,7 +105,7 @@ using CommandList = std::vector<Tegra::CommandListHeader>;
|
|||
* See https://envytools.readthedocs.io/en/latest/hw/fifo/dma-pusher.html#fifo-dma-pusher for
|
||||
* details on this implementation.
|
||||
*/
|
||||
class DmaPusher {
|
||||
class DmaPusher final {
|
||||
public:
|
||||
explicit DmaPusher(Core::System& system, GPU& gpu);
|
||||
~DmaPusher();
|
||||
|
|
|
@ -194,30 +194,6 @@ void GPU::SyncGuestHost() {
|
|||
void GPU::OnCommandListEnd() {
|
||||
renderer->Rasterizer().ReleaseFences();
|
||||
}
|
||||
// Note that, traditionally, methods are treated as 4-byte addressable locations, and hence
|
||||
// their numbers are written down multiplied by 4 in Docs. Here we are not multiply by 4.
|
||||
// So the values you see in docs might be multiplied by 4.
|
||||
enum class BufferMethods {
|
||||
BindObject = 0x0,
|
||||
Nop = 0x2,
|
||||
SemaphoreAddressHigh = 0x4,
|
||||
SemaphoreAddressLow = 0x5,
|
||||
SemaphoreSequence = 0x6,
|
||||
SemaphoreTrigger = 0x7,
|
||||
NotifyIntr = 0x8,
|
||||
WrcacheFlush = 0x9,
|
||||
Unk28 = 0xA,
|
||||
UnkCacheFlush = 0xB,
|
||||
RefCnt = 0x14,
|
||||
SemaphoreAcquire = 0x1A,
|
||||
SemaphoreRelease = 0x1B,
|
||||
FenceValue = 0x1C,
|
||||
FenceAction = 0x1D,
|
||||
Unk78 = 0x1E,
|
||||
Unk7c = 0x1F,
|
||||
Yield = 0x20,
|
||||
NonPullerMethods = 0x40,
|
||||
};
|
||||
|
||||
enum class GpuSemaphoreOperation {
|
||||
AcquireEqual = 0x1,
|
||||
|
@ -277,7 +253,12 @@ void GPU::CallPullerMethod(const MethodCall& method_call) {
|
|||
case BufferMethods::UnkCacheFlush:
|
||||
case BufferMethods::WrcacheFlush:
|
||||
case BufferMethods::FenceValue:
|
||||
break;
|
||||
case BufferMethods::FenceAction:
|
||||
ProcessFenceActionMethod();
|
||||
break;
|
||||
case BufferMethods::WaitForInterrupt:
|
||||
ProcessWaitForInterruptMethod();
|
||||
break;
|
||||
case BufferMethods::SemaphoreTrigger: {
|
||||
ProcessSemaphoreTriggerMethod();
|
||||
|
@ -391,6 +372,25 @@ void GPU::ProcessBindMethod(const MethodCall& method_call) {
|
|||
}
|
||||
}
|
||||
|
||||
void GPU::ProcessFenceActionMethod() {
|
||||
switch (regs.fence_action.op) {
|
||||
case FenceOperation::Acquire:
|
||||
WaitFence(regs.fence_action.syncpoint_id, regs.fence_value);
|
||||
break;
|
||||
case FenceOperation::Increment:
|
||||
IncrementSyncPoint(regs.fence_action.syncpoint_id);
|
||||
break;
|
||||
default:
|
||||
UNIMPLEMENTED_MSG("Unimplemented operation {}",
|
||||
static_cast<u32>(regs.fence_action.op.Value()));
|
||||
}
|
||||
}
|
||||
|
||||
void GPU::ProcessWaitForInterruptMethod() {
|
||||
// TODO(bunnei) ImplementMe
|
||||
LOG_WARNING(HW_GPU, "(STUBBED) called");
|
||||
}
|
||||
|
||||
void GPU::ProcessSemaphoreTriggerMethod() {
|
||||
const auto semaphoreOperationMask = 0xF;
|
||||
const auto op =
|
||||
|
|
|
@ -263,6 +263,24 @@ public:
|
|||
return use_nvdec;
|
||||
}
|
||||
|
||||
enum class FenceOperation : u32 {
|
||||
Acquire = 0,
|
||||
Increment = 1,
|
||||
};
|
||||
|
||||
union FenceAction {
|
||||
u32 raw;
|
||||
BitField<0, 1, FenceOperation> op;
|
||||
BitField<8, 24, u32> syncpoint_id;
|
||||
|
||||
static constexpr CommandHeader Build(FenceOperation op, u32 syncpoint_id) {
|
||||
FenceAction result{};
|
||||
result.op.Assign(op);
|
||||
result.syncpoint_id.Assign(syncpoint_id);
|
||||
return {result.raw};
|
||||
}
|
||||
};
|
||||
|
||||
struct Regs {
|
||||
static constexpr size_t NUM_REGS = 0x40;
|
||||
|
||||
|
@ -291,10 +309,7 @@ public:
|
|||
u32 semaphore_acquire;
|
||||
u32 semaphore_release;
|
||||
u32 fence_value;
|
||||
union {
|
||||
BitField<4, 4, u32> operation;
|
||||
BitField<8, 8, u32> id;
|
||||
} fence_action;
|
||||
FenceAction fence_action;
|
||||
INSERT_UNION_PADDING_WORDS(0xE2);
|
||||
|
||||
// Puller state
|
||||
|
@ -342,6 +357,8 @@ protected:
|
|||
|
||||
private:
|
||||
void ProcessBindMethod(const MethodCall& method_call);
|
||||
void ProcessFenceActionMethod();
|
||||
void ProcessWaitForInterruptMethod();
|
||||
void ProcessSemaphoreTriggerMethod();
|
||||
void ProcessSemaphoreRelease();
|
||||
void ProcessSemaphoreAcquire();
|
||||
|
|
Loading…
Reference in New Issue