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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/service/nvdrv/devices/nvhost_nvdec.h"
#include "video_core/memory_manager.h"
#include "video_core/renderer_base.h"
namespace Service::Nvidia::Devices {
nvhost_nvdec::nvhost_nvdec(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
: nvhost_nvdec_common(system, std::move(nvmap_dev)) {}
nvhost_nvdec::~nvhost_nvdec() = default;
u32 nvhost_nvdec::ioctl(Ioctl command, const std::vector<u8>& input, const std::vector<u8>& input2,
std::vector<u8>& output, std::vector<u8>& output2, IoctlCtrl& ctrl,
IoctlVersion version) {
LOG_DEBUG(Service_NVDRV, "called, command=0x{:08X}, input_size=0x{:X}, output_size=0x{:X}",
command.raw, input.size(), output.size());
switch (static_cast<IoctlCommand>(command.raw)) {
case IoctlCommand::IocSetNVMAPfdCommand:
return SetNVMAPfd(input);
case IoctlCommand::IocSubmit:
return Submit(input, output);
case IoctlCommand::IocGetSyncpoint:
return GetSyncpoint(input, output);
case IoctlCommand::IocGetWaitbase:
return GetWaitbase(input, output);
case IoctlCommand::IocMapBuffer:
case IoctlCommand::IocMapBuffer2:
case IoctlCommand::IocMapBuffer3:
case IoctlCommand::IocMapBufferEx:
return MapBuffer(input, output);
case IoctlCommand::IocUnmapBufferEx: {
// This command is sent when the video stream has ended, flush all video contexts
// This is usually sent in the folowing order: vic, nvdec, vic.
// Inform the GPU to clear any remaining nvdec buffers when this is detected.
LOG_INFO(Service_NVDRV, "NVDEC video stream ended");
Tegra::ChCommandHeaderList cmdlist(1);
cmdlist[0] = Tegra::ChCommandHeader{0xDEADB33F};
system.GPU().PushCommandBuffer(cmdlist);
[[fallthrough]]; // fallthrough to unmap buffers
};
case IoctlCommand::IocUnmapBuffer:
case IoctlCommand::IocUnmapBuffer2:
case IoctlCommand::IocUnmapBuffer3:
return UnmapBuffer(input, output);
case IoctlCommand::IocSetSubmitTimeout:
return SetSubmitTimeout(input, output);
}
UNIMPLEMENTED_MSG("Unimplemented ioctl 0x{:X}", command.raw);
return 0;
}
} // namespace Service::Nvidia::Devices
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