diff --git a/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp b/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
index 72499654c..a29abd15b 100644
--- a/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
+++ b/src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
@@ -28,8 +28,14 @@ NvResult nvhost_vic::Ioctl1(Ioctl command, const std::vector<u8>& input, std::ve
return GetWaitbase(input, output);
case 0x9:
return MapBuffer(input, output);
- case 0xa:
+ case 0xa: {
+ if (command.length == 0x1c) {
+ Tegra::ChCommandHeaderList cmdlist(1);
+ cmdlist[0] = Tegra::ChCommandHeader{0xDEADB33F};
+ system.GPU().PushCommandBuffer(cmdlist);
+ }
return UnmapBuffer(input, output);
+ }
default:
break;
}
diff --git a/src/video_core/cdma_pusher.cpp b/src/video_core/cdma_pusher.cpp
index 33b3c060b..c725baa98 100644
--- a/src/video_core/cdma_pusher.cpp
+++ b/src/video_core/cdma_pusher.cpp
@@ -37,20 +37,7 @@ CDmaPusher::CDmaPusher(GPU& gpu_)
CDmaPusher::~CDmaPusher() = default;
-void CDmaPusher::Push(ChCommandHeaderList&& entries) {
- cdma_queue.push(std::move(entries));
-}
-
-void CDmaPusher::DispatchCalls() {
- while (!cdma_queue.empty()) {
- Step();
- }
-}
-
-void CDmaPusher::Step() {
- const auto entries{cdma_queue.front()};
- cdma_queue.pop();
-
+void CDmaPusher::ProcessEntries(ChCommandHeaderList&& entries) {
std::vector<u32> values(entries.size());
std::memcpy(values.data(), entries.data(), entries.size() * sizeof(u32));
diff --git a/src/video_core/cdma_pusher.h b/src/video_core/cdma_pusher.h
index e5f212c1a..de7a3a35b 100644
--- a/src/video_core/cdma_pusher.h
+++ b/src/video_core/cdma_pusher.h
@@ -99,19 +99,13 @@ public:
explicit CDmaPusher(GPU& gpu_);
~CDmaPusher();
- /// Push NVDEC command buffer entries into queue
- void Push(ChCommandHeaderList&& entries);
-
- /// Process queued command buffer entries
- void DispatchCalls();
-
- /// Process one queue element
- void Step();
+ /// Process the command entry
+ void ProcessEntries(ChCommandHeaderList&& entries);
+private:
/// Invoke command class devices to execute the command based on the current state
void ExecuteCommand(u32 state_offset, u32 data);
-private:
/// Write arguments value to the ThiRegisters member at the specified offset
void ThiStateWrite(ThiRegisters& state, u32 state_offset, const std::vector<u32>& arguments);
@@ -128,9 +122,6 @@ private:
s32 offset{};
u32 mask{};
bool incrementing{};
-
- // Queue of command lists to be processed
- std::queue<ChCommandHeaderList> cdma_queue;
};
} // namespace Tegra
diff --git a/src/video_core/command_classes/codecs/codec.cpp b/src/video_core/command_classes/codecs/codec.cpp
index 39bc923a5..d02dc6260 100644
--- a/src/video_core/command_classes/codecs/codec.cpp
+++ b/src/video_core/command_classes/codecs/codec.cpp
@@ -44,8 +44,10 @@ Codec::~Codec() {
}
void Codec::SetTargetCodec(NvdecCommon::VideoCodec codec) {
- LOG_INFO(Service_NVDRV, "NVDEC video codec initialized to {}", codec);
- current_codec = codec;
+ if (current_codec != codec) {
+ LOG_INFO(Service_NVDRV, "NVDEC video codec initialized to {}", static_cast<u32>(codec));
+ current_codec = codec;
+ }
}
void Codec::StateWrite(u32 offset, u64 arguments) {
@@ -55,7 +57,6 @@ void Codec::StateWrite(u32 offset, u64 arguments) {
void Codec::Decode() {
bool is_first_frame = false;
-
if (!initialized) {
if (current_codec == NvdecCommon::VideoCodec::H264) {
av_codec = avcodec_find_decoder(AV_CODEC_ID_H264);
diff --git a/src/video_core/command_classes/vic.cpp b/src/video_core/command_classes/vic.cpp
index 2b7569335..73680d057 100644
--- a/src/video_core/command_classes/vic.cpp
+++ b/src/video_core/command_classes/vic.cpp
@@ -18,7 +18,10 @@ extern "C" {
namespace Tegra {
Vic::Vic(GPU& gpu_, std::shared_ptr<Nvdec> nvdec_processor_)
- : gpu(gpu_), nvdec_processor(std::move(nvdec_processor_)) {}
+ : gpu(gpu_),
+ nvdec_processor(std::move(nvdec_processor_)), converted_frame_buffer{nullptr, av_free}
+
+{}
Vic::~Vic() = default;
void Vic::VicStateWrite(u32 offset, u32 arguments) {
@@ -89,8 +92,10 @@ void Vic::Execute() {
// Get Converted frame
const std::size_t linear_size = frame->width * frame->height * 4;
- using AVMallocPtr = std::unique_ptr<u8, decltype(&av_free)>;
- AVMallocPtr converted_frame_buffer{static_cast<u8*>(av_malloc(linear_size)), av_free};
+ // Only allocate frame_buffer once per stream, as the size is not expected to change
+ if (!converted_frame_buffer) {
+ converted_frame_buffer = AVMallocPtr{static_cast<u8*>(av_malloc(linear_size)), av_free};
+ }
const int converted_stride{frame->width * 4};
u8* const converted_frame_buf_addr{converted_frame_buffer.get()};
@@ -104,12 +109,12 @@ void Vic::Execute() {
const u32 block_height = static_cast<u32>(config.block_linear_height_log2);
const auto size = Tegra::Texture::CalculateSize(true, 4, frame->width, frame->height, 1,
block_height, 0);
- std::vector<u8> swizzled_data(size);
+ luma_buffer.resize(size);
Tegra::Texture::SwizzleSubrect(frame->width, frame->height, frame->width * 4,
- frame->width, 4, swizzled_data.data(),
+ frame->width, 4, luma_buffer.data(),
converted_frame_buffer.get(), block_height, 0, 0);
- gpu.MemoryManager().WriteBlock(output_surface_luma_address, swizzled_data.data(), size);
+ gpu.MemoryManager().WriteBlock(output_surface_luma_address, luma_buffer.data(), size);
} else {
// send pitch linear frame
gpu.MemoryManager().WriteBlock(output_surface_luma_address, converted_frame_buf_addr,
@@ -132,8 +137,8 @@ void Vic::Execute() {
const auto stride = frame->linesize[0];
const auto half_stride = frame->linesize[1];
- std::vector<u8> luma_buffer(aligned_width * surface_height);
- std::vector<u8> chroma_buffer(aligned_width * half_height);
+ luma_buffer.resize(aligned_width * surface_height);
+ chroma_buffer.resize(aligned_width * half_height);
// Populate luma buffer
for (std::size_t y = 0; y < surface_height - 1; ++y) {
diff --git a/src/video_core/command_classes/vic.h b/src/video_core/command_classes/vic.h
index 8c4e284a1..6eaf72f21 100644
--- a/src/video_core/command_classes/vic.h
+++ b/src/video_core/command_classes/vic.h
@@ -97,6 +97,13 @@ private:
GPU& gpu;
std::shared_ptr<Tegra::Nvdec> nvdec_processor;
+ /// Avoid reallocation of the following buffers every frame, as their
+ /// size does not change during a stream
+ using AVMallocPtr = std::unique_ptr<u8, decltype(&av_free)>;
+ AVMallocPtr converted_frame_buffer;
+ std::vector<u8> luma_buffer;
+ std::vector<u8> chroma_buffer;
+
GPUVAddr config_struct_address{};
GPUVAddr output_surface_luma_address{};
GPUVAddr output_surface_chroma_u_address{};
diff --git a/src/video_core/gpu.cpp b/src/video_core/gpu.cpp
index 2a9bd4121..3db33faf3 100644
--- a/src/video_core/gpu.cpp
+++ b/src/video_core/gpu.cpp
@@ -30,8 +30,7 @@ MICROPROFILE_DEFINE(GPU_wait, "GPU", "Wait for the GPU", MP_RGB(128, 128, 192));
GPU::GPU(Core::System& system_, bool is_async_, bool use_nvdec_)
: system{system_}, memory_manager{std::make_unique<Tegra::MemoryManager>(system)},
- dma_pusher{std::make_unique<Tegra::DmaPusher>(system, *this)},
- cdma_pusher{std::make_unique<Tegra::CDmaPusher>(*this)}, use_nvdec{use_nvdec_},
+ dma_pusher{std::make_unique<Tegra::DmaPusher>(system, *this)}, use_nvdec{use_nvdec_},
maxwell_3d{std::make_unique<Engines::Maxwell3D>(system, *memory_manager)},
fermi_2d{std::make_unique<Engines::Fermi2D>()},
kepler_compute{std::make_unique<Engines::KeplerCompute>(system, *memory_manager)},
diff --git a/src/video_core/gpu_thread.cpp b/src/video_core/gpu_thread.cpp
index 50319f1d5..7644588e3 100644
--- a/src/video_core/gpu_thread.cpp
+++ b/src/video_core/gpu_thread.cpp
@@ -48,9 +48,8 @@ static void RunThread(Core::System& system, VideoCore::RendererBase& renderer,
dma_pusher.DispatchCalls();
} else if (auto* command_list = std::get_if<SubmitChCommandEntries>(&next.data)) {
// NVDEC
- cdma_pusher.Push(std::move(command_list->entries));
- cdma_pusher.DispatchCalls();
- } else if (const auto* data = std::get_if<SwapBuffersCommand>(&next.data)) {
+ cdma_pusher.ProcessEntries(std::move(command_list->entries));
+ } else if (const auto data = std::get_if<SwapBuffersCommand>(&next.data)) {
renderer.SwapBuffers(data->framebuffer ? &*data->framebuffer : nullptr);
} else if (std::holds_alternative<OnCommandListEndCommand>(next.data)) {
rasterizer->ReleaseFences();