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// SPDX-FileCopyrightText: 2021 yuzu emulator team and Skyline Team and Contributors
// (https://github.com/skyline-emu/)
// SPDX-License-Identifier: GPL-3.0-or-later Licensed under GPLv3
// or any later version Refer to the license.txt file included.
#include <utility>
#include <fmt/format.h>
#include "core/core.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/service/nvdrv/core/container.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
#include "core/hle/service/nvdrv/devices/nvdisp_disp0.h"
#include "core/hle/service/nvdrv/devices/nvhost_as_gpu.h"
#include "core/hle/service/nvdrv/devices/nvhost_ctrl.h"
#include "core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h"
#include "core/hle/service/nvdrv/devices/nvhost_gpu.h"
#include "core/hle/service/nvdrv/devices/nvhost_nvdec.h"
#include "core/hle/service/nvdrv/devices/nvhost_nvjpg.h"
#include "core/hle/service/nvdrv/devices/nvhost_vic.h"
#include "core/hle/service/nvdrv/devices/nvmap.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "core/hle/service/nvdrv/nvdrv_interface.h"
#include "core/hle/service/nvdrv/nvmemp.h"
#include "core/hle/service/nvflinger/nvflinger.h"
#include "video_core/gpu.h"
namespace Service::Nvidia {
EventInterface::EventInterface(Module& module_) : module{module_}, guard{}, on_signal{} {}
EventInterface::~EventInterface() = default;
void EventInterface::RegisterForSignal(Devices::nvhost_ctrl* device) {
std::unique_lock<std::mutex> lk(guard);
on_signal.push_back(device);
}
void EventInterface::UnregisterForSignal(Devices::nvhost_ctrl* device) {
std::unique_lock<std::mutex> lk(guard);
on_signal.remove(device);
}
void EventInterface::Signal(u32 syncpoint_id, u32 value) {
std::unique_lock<std::mutex> lk(guard);
for (auto* device : on_signal) {
device->SignalNvEvent(syncpoint_id, value);
}
}
Kernel::KEvent* EventInterface::CreateEvent(std::string name) {
Kernel::KEvent* new_event = module.service_context.CreateEvent(std::move(name));
return new_event;
}
void EventInterface::FreeEvent(Kernel::KEvent* event) {
module.service_context.CloseEvent(event);
}
void InstallInterfaces(SM::ServiceManager& service_manager, NVFlinger::NVFlinger& nvflinger,
Core::System& system) {
auto module_ = std::make_shared<Module>(system);
std::make_shared<NVDRV>(system, module_, "nvdrv")->InstallAsService(service_manager);
std::make_shared<NVDRV>(system, module_, "nvdrv:a")->InstallAsService(service_manager);
std::make_shared<NVDRV>(system, module_, "nvdrv:s")->InstallAsService(service_manager);
std::make_shared<NVDRV>(system, module_, "nvdrv:t")->InstallAsService(service_manager);
std::make_shared<NVMEMP>(system)->InstallAsService(service_manager);
nvflinger.SetNVDrvInstance(module_);
}
Module::Module(Core::System& system)
: service_context{system, "nvdrv"}, events_interface{*this}, container{system.GPU()} {
builders["/dev/nvhost-as-gpu"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_as_gpu>(system, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-gpu"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_gpu>(system, events_interface, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-ctrl-gpu"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_ctrl_gpu>(system, events_interface);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvmap"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvmap>(system, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvdisp_disp0"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvdisp_disp0>(system, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-ctrl"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_ctrl>(system, events_interface, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-nvdec"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_nvdec>(system, container);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-nvjpg"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device = std::make_shared<Devices::nvhost_nvjpg>(system);
return open_files.emplace(fd, device).first;
};
builders["/dev/nvhost-vic"] = [this, &system](DeviceFD fd) {
std::shared_ptr<Devices::nvdevice> device =
std::make_shared<Devices::nvhost_vic>(system, container);
return open_files.emplace(fd, device).first;
};
}
Module::~Module() = default;
NvResult Module::VerifyFD(DeviceFD fd) const {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
if (open_files.find(fd) == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return NvResult::Success;
}
DeviceFD Module::Open(const std::string& device_name) {
auto it = builders.find(device_name);
if (it == builders.end()) {
LOG_ERROR(Service_NVDRV, "Trying to open unknown device {}", device_name);
return INVALID_NVDRV_FD;
}
const DeviceFD fd = next_fd++;
auto& builder = it->second;
auto device = builder(fd)->second;
device->OnOpen(fd);
return fd;
}
NvResult Module::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return itr->second->Ioctl1(fd, command, input, output);
}
NvResult Module::Ioctl2(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
const std::vector<u8>& inline_input, std::vector<u8>& output) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return itr->second->Ioctl2(fd, command, input, inline_input, output);
}
NvResult Module::Ioctl3(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
std::vector<u8>& output, std::vector<u8>& inline_output) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
return itr->second->Ioctl3(fd, command, input, output, inline_output);
}
NvResult Module::Close(DeviceFD fd) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
itr->second->OnClose(fd);
open_files.erase(itr);
return NvResult::Success;
}
void Module::SignalSyncpt(const u32 syncpoint_id, const u32 value) {
events_interface.Signal(syncpoint_id, value);
}
NvResult Module::QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const auto itr = open_files.find(fd);
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
event = itr->second->QueryEvent(event_id);
if (!event) {
return NvResult::BadParameter;
}
return NvResult::Success;
}
} // namespace Service::Nvidia
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