diff options
Diffstat (limited to 'src/core/hle/service/nvdrv/nvdrv.h')
-rw-r--r-- | src/core/hle/service/nvdrv/nvdrv.h | 125 |
1 files changed, 39 insertions, 86 deletions
diff --git a/src/core/hle/service/nvdrv/nvdrv.h b/src/core/hle/service/nvdrv/nvdrv.h index c929e5106..146d046a9 100644 --- a/src/core/hle/service/nvdrv/nvdrv.h +++ b/src/core/hle/service/nvdrv/nvdrv.h @@ -1,16 +1,20 @@ -// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project -// SPDX-License-Identifier: GPL-2.0-or-later +// SPDX-FileCopyrightText: 2021 yuzu Emulator Project +// SPDX-FileCopyrightText: 2021 Skyline Team and Contributors +// SPDX-License-Identifier: GPL-3.0-or-later #pragma once +#include <functional> +#include <list> #include <memory> +#include <string> #include <unordered_map> #include <vector> #include "common/common_types.h" #include "core/hle/service/kernel_helpers.h" +#include "core/hle/service/nvdrv/core/container.h" #include "core/hle/service/nvdrv/nvdata.h" -#include "core/hle/service/nvdrv/syncpoint_manager.h" #include "core/hle/service/nvflinger/ui/fence.h" #include "core/hle/service/service.h" @@ -28,81 +32,31 @@ class NVFlinger; namespace Service::Nvidia { +namespace NvCore { +class Container; class SyncpointManager; +} // namespace NvCore namespace Devices { class nvdevice; -} +class nvhost_ctrl; +} // namespace Devices -/// Represents an Nvidia event -struct NvEvent { - Kernel::KEvent* event{}; - NvFence fence{}; -}; +class Module; -struct EventInterface { - // Mask representing currently busy events - u64 events_mask{}; - // Each kernel event associated to an NV event - std::array<NvEvent, MaxNvEvents> events; - // The status of the current NVEvent - std::array<EventState, MaxNvEvents> status{}; - // Tells if an NVEvent is registered or not - std::array<bool, MaxNvEvents> registered{}; - // Tells the NVEvent that it has failed. - std::array<bool, MaxNvEvents> failed{}; - // When an NVEvent is waiting on GPU interrupt, this is the sync_point - // associated with it. - std::array<u32, MaxNvEvents> assigned_syncpt{}; - // This is the value of the GPU interrupt for which the NVEvent is waiting - // for. - std::array<u32, MaxNvEvents> assigned_value{}; - // Constant to denote an unasigned syncpoint. - static constexpr u32 unassigned_syncpt = 0xFFFFFFFF; - std::optional<u32> GetFreeEvent() const { - u64 mask = events_mask; - for (u32 i = 0; i < MaxNvEvents; i++) { - const bool is_free = (mask & 0x1) == 0; - if (is_free) { - if (status[i] == EventState::Registered || status[i] == EventState::Free) { - return {i}; - } - } - mask = mask >> 1; - } - return std::nullopt; - } - void SetEventStatus(const u32 event_id, EventState new_status) { - EventState old_status = status[event_id]; - if (old_status == new_status) { - return; - } - status[event_id] = new_status; - if (new_status == EventState::Registered) { - registered[event_id] = true; - } - if (new_status == EventState::Waiting || new_status == EventState::Busy) { - events_mask |= (1ULL << event_id); - } - } - void RegisterEvent(const u32 event_id) { - registered[event_id] = true; - if (status[event_id] == EventState::Free) { - status[event_id] = EventState::Registered; - } - } - void UnregisterEvent(const u32 event_id) { - registered[event_id] = false; - if (status[event_id] == EventState::Registered) { - status[event_id] = EventState::Free; - } - } - void LiberateEvent(const u32 event_id) { - status[event_id] = registered[event_id] ? EventState::Registered : EventState::Free; - events_mask &= ~(1ULL << event_id); - assigned_syncpt[event_id] = unassigned_syncpt; - assigned_value[event_id] = 0; - } +class EventInterface { +public: + explicit EventInterface(Module& module_); + ~EventInterface(); + + Kernel::KEvent* CreateEvent(std::string name); + + void FreeEvent(Kernel::KEvent* event); + +private: + Module& module; + std::mutex guard; + std::list<Devices::nvhost_ctrl*> on_signal; }; class Module final { @@ -112,9 +66,9 @@ public: /// Returns a pointer to one of the available devices, identified by its name. template <typename T> - std::shared_ptr<T> GetDevice(const std::string& name) { - auto itr = devices.find(name); - if (itr == devices.end()) + std::shared_ptr<T> GetDevice(DeviceFD fd) { + auto itr = open_files.find(fd); + if (itr == open_files.end()) return nullptr; return std::static_pointer_cast<T>(itr->second); } @@ -137,28 +91,27 @@ public: /// Closes a device file descriptor and returns operation success. NvResult Close(DeviceFD fd); - void SignalSyncpt(const u32 syncpoint_id, const u32 value); - - Kernel::KReadableEvent& GetEvent(u32 event_id); - - Kernel::KWritableEvent& GetEventWriteable(u32 event_id); + NvResult QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event); private: - /// Manages syncpoints on the host - SyncpointManager syncpoint_manager; + friend class EventInterface; + friend class Service::NVFlinger::NVFlinger; /// Id to use for the next open file descriptor. DeviceFD next_fd = 1; + using FilesContainerType = std::unordered_map<DeviceFD, std::shared_ptr<Devices::nvdevice>>; /// Mapping of file descriptors to the devices they reference. - std::unordered_map<DeviceFD, std::shared_ptr<Devices::nvdevice>> open_files; + FilesContainerType open_files; - /// Mapping of device node names to their implementation. - std::unordered_map<std::string, std::shared_ptr<Devices::nvdevice>> devices; + KernelHelpers::ServiceContext service_context; EventInterface events_interface; - KernelHelpers::ServiceContext service_context; + /// Manages syncpoints on the host + NvCore::Container container; + + std::unordered_map<std::string, std::function<FilesContainerType::iterator(DeviceFD)>> builders; }; /// Registers all NVDRV services with the specified service manager. |