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Merge pull request #3815 from FernandoS27/command-list-2

GPU: More optimizations to GPU Command List Processing and DMA Copy Optimizations
This commit is contained in:
bunnei 2020-05-05 17:12:42 -04:00 committed by GitHub
commit 41682e0888
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GPG key ID: 4AEE18F83AFDEB23
18 changed files with 198 additions and 66 deletions

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@ -8,6 +8,7 @@ add_library(video_core STATIC
dma_pusher.h dma_pusher.h
engines/const_buffer_engine_interface.h engines/const_buffer_engine_interface.h
engines/const_buffer_info.h engines/const_buffer_info.h
engines/engine_interface.h
engines/engine_upload.cpp engines/engine_upload.cpp
engines/engine_upload.h engines/engine_upload.h
engines/fermi_2d.cpp engines/fermi_2d.cpp

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@ -27,6 +27,8 @@ void DmaPusher::DispatchCalls() {
dma_pushbuffer_subindex = 0; dma_pushbuffer_subindex = 0;
dma_state.is_last_call = true;
while (system.IsPoweredOn()) { while (system.IsPoweredOn()) {
if (!Step()) { if (!Step()) {
break; break;
@ -82,9 +84,11 @@ bool DmaPusher::Step() {
index); index);
CallMultiMethod(&command_header.argument, max_write); CallMultiMethod(&command_header.argument, max_write);
dma_state.method_count -= max_write; dma_state.method_count -= max_write;
dma_state.is_last_call = true;
index += max_write; index += max_write;
continue; continue;
} else { } else {
dma_state.is_last_call = dma_state.method_count <= 1;
CallMethod(command_header.argument); CallMethod(command_header.argument);
} }
@ -144,12 +148,22 @@ void DmaPusher::SetState(const CommandHeader& command_header) {
} }
void DmaPusher::CallMethod(u32 argument) const { void DmaPusher::CallMethod(u32 argument) const {
gpu.CallMethod({dma_state.method, argument, dma_state.subchannel, dma_state.method_count}); if (dma_state.method < non_puller_methods) {
gpu.CallMethod({dma_state.method, argument, dma_state.subchannel, dma_state.method_count});
} else {
subchannels[dma_state.subchannel]->CallMethod(dma_state.method, argument,
dma_state.is_last_call);
}
} }
void DmaPusher::CallMultiMethod(const u32* base_start, u32 num_methods) const { void DmaPusher::CallMultiMethod(const u32* base_start, u32 num_methods) const {
gpu.CallMultiMethod(dma_state.method, dma_state.subchannel, base_start, num_methods, if (dma_state.method < non_puller_methods) {
dma_state.method_count); gpu.CallMultiMethod(dma_state.method, dma_state.subchannel, base_start, num_methods,
dma_state.method_count);
} else {
subchannels[dma_state.subchannel]->CallMultiMethod(dma_state.method, base_start,
num_methods, dma_state.method_count);
}
} }
} // namespace Tegra } // namespace Tegra

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@ -4,11 +4,13 @@
#pragma once #pragma once
#include <array>
#include <vector> #include <vector>
#include <queue> #include <queue>
#include "common/bit_field.h" #include "common/bit_field.h"
#include "common/common_types.h" #include "common/common_types.h"
#include "video_core/engines/engine_interface.h"
namespace Core { namespace Core {
class System; class System;
@ -69,7 +71,13 @@ public:
void DispatchCalls(); void DispatchCalls();
void BindSubchannel(Tegra::Engines::EngineInterface* engine, u32 subchannel_id) {
subchannels[subchannel_id] = engine;
}
private: private:
static constexpr u32 non_puller_methods = 0x40;
static constexpr u32 max_subchannels = 8;
bool Step(); bool Step();
void SetState(const CommandHeader& command_header); void SetState(const CommandHeader& command_header);
@ -88,6 +96,7 @@ private:
u32 method_count; ///< Current method count u32 method_count; ///< Current method count
u32 length_pending; ///< Large NI command length pending u32 length_pending; ///< Large NI command length pending
bool non_incrementing; ///< Current command's NI flag bool non_incrementing; ///< Current command's NI flag
bool is_last_call;
}; };
DmaState dma_state{}; DmaState dma_state{};
@ -96,6 +105,8 @@ private:
GPUVAddr dma_mget{}; ///< main pushbuffer last read address GPUVAddr dma_mget{}; ///< main pushbuffer last read address
bool ib_enable{true}; ///< IB mode enabled bool ib_enable{true}; ///< IB mode enabled
std::array<Tegra::Engines::EngineInterface*, max_subchannels> subchannels{};
GPU& gpu; GPU& gpu;
Core::System& system; Core::System& system;
}; };

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@ -0,0 +1,22 @@
// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <type_traits>
#include "common/common_types.h"
namespace Tegra::Engines {
class EngineInterface {
public:
/// Write the value to the register identified by method.
virtual void CallMethod(u32 method, u32 method_argument, bool is_last_call) = 0;
/// Write multiple values to the register identified by method.
virtual void CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) = 0;
};
} // namespace Tegra::Engines

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@ -12,13 +12,13 @@ namespace Tegra::Engines {
Fermi2D::Fermi2D(VideoCore::RasterizerInterface& rasterizer) : rasterizer{rasterizer} {} Fermi2D::Fermi2D(VideoCore::RasterizerInterface& rasterizer) : rasterizer{rasterizer} {}
void Fermi2D::CallMethod(const GPU::MethodCall& method_call) { void Fermi2D::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
ASSERT_MSG(method_call.method < Regs::NUM_REGS, ASSERT_MSG(method < Regs::NUM_REGS,
"Invalid Fermi2D register, increase the size of the Regs structure"); "Invalid Fermi2D register, increase the size of the Regs structure");
regs.reg_array[method_call.method] = method_call.argument; regs.reg_array[method] = method_argument;
switch (method_call.method) { switch (method) {
// Trigger the surface copy on the last register write. This is blit_src_y, but this is 64-bit, // Trigger the surface copy on the last register write. This is blit_src_y, but this is 64-bit,
// so trigger on the second 32-bit write. // so trigger on the second 32-bit write.
case FERMI2D_REG_INDEX(blit_src_y) + 1: { case FERMI2D_REG_INDEX(blit_src_y) + 1: {
@ -30,7 +30,7 @@ void Fermi2D::CallMethod(const GPU::MethodCall& method_call) {
void Fermi2D::CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending) { void Fermi2D::CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending) {
for (std::size_t i = 0; i < amount; i++) { for (std::size_t i = 0; i < amount; i++) {
CallMethod({method, base_start[i], 0, methods_pending - static_cast<u32>(i)}); CallMethod(method, base_start[i], methods_pending - static_cast<u32>(i) <= 1);
} }
} }

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@ -10,6 +10,7 @@
#include "common/common_funcs.h" #include "common/common_funcs.h"
#include "common/common_types.h" #include "common/common_types.h"
#include "common/math_util.h" #include "common/math_util.h"
#include "video_core/engines/engine_interface.h"
#include "video_core/gpu.h" #include "video_core/gpu.h"
namespace Tegra { namespace Tegra {
@ -31,16 +32,17 @@ namespace Tegra::Engines {
#define FERMI2D_REG_INDEX(field_name) \ #define FERMI2D_REG_INDEX(field_name) \
(offsetof(Tegra::Engines::Fermi2D::Regs, field_name) / sizeof(u32)) (offsetof(Tegra::Engines::Fermi2D::Regs, field_name) / sizeof(u32))
class Fermi2D final { class Fermi2D final : public EngineInterface {
public: public:
explicit Fermi2D(VideoCore::RasterizerInterface& rasterizer); explicit Fermi2D(VideoCore::RasterizerInterface& rasterizer);
~Fermi2D() = default; ~Fermi2D() = default;
/// Write the value to the register identified by method. /// Write the value to the register identified by method.
void CallMethod(const GPU::MethodCall& method_call); void CallMethod(u32 method, u32 method_argument, bool is_last_call) override;
/// Write multiple values to the register identified by method. /// Write multiple values to the register identified by method.
void CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending); void CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) override;
enum class Origin : u32 { enum class Origin : u32 {
Center = 0, Center = 0,

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@ -24,20 +24,19 @@ KeplerCompute::KeplerCompute(Core::System& system, VideoCore::RasterizerInterfac
KeplerCompute::~KeplerCompute() = default; KeplerCompute::~KeplerCompute() = default;
void KeplerCompute::CallMethod(const GPU::MethodCall& method_call) { void KeplerCompute::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
ASSERT_MSG(method_call.method < Regs::NUM_REGS, ASSERT_MSG(method < Regs::NUM_REGS,
"Invalid KeplerCompute register, increase the size of the Regs structure"); "Invalid KeplerCompute register, increase the size of the Regs structure");
regs.reg_array[method_call.method] = method_call.argument; regs.reg_array[method] = method_argument;
switch (method_call.method) { switch (method) {
case KEPLER_COMPUTE_REG_INDEX(exec_upload): { case KEPLER_COMPUTE_REG_INDEX(exec_upload): {
upload_state.ProcessExec(regs.exec_upload.linear != 0); upload_state.ProcessExec(regs.exec_upload.linear != 0);
break; break;
} }
case KEPLER_COMPUTE_REG_INDEX(data_upload): { case KEPLER_COMPUTE_REG_INDEX(data_upload): {
const bool is_last_call = method_call.IsLastCall(); upload_state.ProcessData(method_argument, is_last_call);
upload_state.ProcessData(method_call.argument, is_last_call);
if (is_last_call) { if (is_last_call) {
system.GPU().Maxwell3D().OnMemoryWrite(); system.GPU().Maxwell3D().OnMemoryWrite();
} }
@ -54,7 +53,7 @@ void KeplerCompute::CallMethod(const GPU::MethodCall& method_call) {
void KeplerCompute::CallMultiMethod(u32 method, const u32* base_start, u32 amount, void KeplerCompute::CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) { u32 methods_pending) {
for (std::size_t i = 0; i < amount; i++) { for (std::size_t i = 0; i < amount; i++) {
CallMethod({method, base_start[i], 0, methods_pending - static_cast<u32>(i)}); CallMethod(method, base_start[i], methods_pending - static_cast<u32>(i) <= 1);
} }
} }

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@ -11,6 +11,7 @@
#include "common/common_funcs.h" #include "common/common_funcs.h"
#include "common/common_types.h" #include "common/common_types.h"
#include "video_core/engines/const_buffer_engine_interface.h" #include "video_core/engines/const_buffer_engine_interface.h"
#include "video_core/engines/engine_interface.h"
#include "video_core/engines/engine_upload.h" #include "video_core/engines/engine_upload.h"
#include "video_core/engines/shader_type.h" #include "video_core/engines/shader_type.h"
#include "video_core/gpu.h" #include "video_core/gpu.h"
@ -39,7 +40,7 @@ namespace Tegra::Engines {
#define KEPLER_COMPUTE_REG_INDEX(field_name) \ #define KEPLER_COMPUTE_REG_INDEX(field_name) \
(offsetof(Tegra::Engines::KeplerCompute::Regs, field_name) / sizeof(u32)) (offsetof(Tegra::Engines::KeplerCompute::Regs, field_name) / sizeof(u32))
class KeplerCompute final : public ConstBufferEngineInterface { class KeplerCompute final : public ConstBufferEngineInterface, public EngineInterface {
public: public:
explicit KeplerCompute(Core::System& system, VideoCore::RasterizerInterface& rasterizer, explicit KeplerCompute(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
MemoryManager& memory_manager); MemoryManager& memory_manager);
@ -200,10 +201,11 @@ public:
"KeplerCompute LaunchParams has wrong size"); "KeplerCompute LaunchParams has wrong size");
/// Write the value to the register identified by method. /// Write the value to the register identified by method.
void CallMethod(const GPU::MethodCall& method_call); void CallMethod(u32 method, u32 method_argument, bool is_last_call) override;
/// Write multiple values to the register identified by method. /// Write multiple values to the register identified by method.
void CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending); void CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) override;
Texture::FullTextureInfo GetTexture(std::size_t offset) const; Texture::FullTextureInfo GetTexture(std::size_t offset) const;

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@ -19,20 +19,19 @@ KeplerMemory::KeplerMemory(Core::System& system, MemoryManager& memory_manager)
KeplerMemory::~KeplerMemory() = default; KeplerMemory::~KeplerMemory() = default;
void KeplerMemory::CallMethod(const GPU::MethodCall& method_call) { void KeplerMemory::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
ASSERT_MSG(method_call.method < Regs::NUM_REGS, ASSERT_MSG(method < Regs::NUM_REGS,
"Invalid KeplerMemory register, increase the size of the Regs structure"); "Invalid KeplerMemory register, increase the size of the Regs structure");
regs.reg_array[method_call.method] = method_call.argument; regs.reg_array[method] = method_argument;
switch (method_call.method) { switch (method) {
case KEPLERMEMORY_REG_INDEX(exec): { case KEPLERMEMORY_REG_INDEX(exec): {
upload_state.ProcessExec(regs.exec.linear != 0); upload_state.ProcessExec(regs.exec.linear != 0);
break; break;
} }
case KEPLERMEMORY_REG_INDEX(data): { case KEPLERMEMORY_REG_INDEX(data): {
const bool is_last_call = method_call.IsLastCall(); upload_state.ProcessData(method_argument, is_last_call);
upload_state.ProcessData(method_call.argument, is_last_call);
if (is_last_call) { if (is_last_call) {
system.GPU().Maxwell3D().OnMemoryWrite(); system.GPU().Maxwell3D().OnMemoryWrite();
} }
@ -44,7 +43,7 @@ void KeplerMemory::CallMethod(const GPU::MethodCall& method_call) {
void KeplerMemory::CallMultiMethod(u32 method, const u32* base_start, u32 amount, void KeplerMemory::CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) { u32 methods_pending) {
for (std::size_t i = 0; i < amount; i++) { for (std::size_t i = 0; i < amount; i++) {
CallMethod({method, base_start[i], 0, methods_pending - static_cast<u32>(i)}); CallMethod(method, base_start[i], methods_pending - static_cast<u32>(i) <= 1);
} }
} }

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@ -10,6 +10,7 @@
#include "common/bit_field.h" #include "common/bit_field.h"
#include "common/common_funcs.h" #include "common/common_funcs.h"
#include "common/common_types.h" #include "common/common_types.h"
#include "video_core/engines/engine_interface.h"
#include "video_core/engines/engine_upload.h" #include "video_core/engines/engine_upload.h"
#include "video_core/gpu.h" #include "video_core/gpu.h"
@ -32,16 +33,17 @@ namespace Tegra::Engines {
#define KEPLERMEMORY_REG_INDEX(field_name) \ #define KEPLERMEMORY_REG_INDEX(field_name) \
(offsetof(Tegra::Engines::KeplerMemory::Regs, field_name) / sizeof(u32)) (offsetof(Tegra::Engines::KeplerMemory::Regs, field_name) / sizeof(u32))
class KeplerMemory final { class KeplerMemory final : public EngineInterface {
public: public:
KeplerMemory(Core::System& system, MemoryManager& memory_manager); KeplerMemory(Core::System& system, MemoryManager& memory_manager);
~KeplerMemory(); ~KeplerMemory();
/// Write the value to the register identified by method. /// Write the value to the register identified by method.
void CallMethod(const GPU::MethodCall& method_call); void CallMethod(u32 method, u32 method_argument, bool is_last_call) override;
/// Write multiple values to the register identified by method. /// Write multiple values to the register identified by method.
void CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending); void CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) override;
struct Regs { struct Regs {
static constexpr size_t NUM_REGS = 0x7F; static constexpr size_t NUM_REGS = 0x7F;

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@ -125,12 +125,10 @@ void Maxwell3D::CallMacroMethod(u32 method, std::size_t num_parameters, const u3
} }
} }
void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) { void Maxwell3D::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
const u32 method = method_call.method;
if (method == cb_data_state.current) { if (method == cb_data_state.current) {
regs.reg_array[method] = method_call.argument; regs.reg_array[method] = method_argument;
ProcessCBData(method_call.argument); ProcessCBData(method_argument);
return; return;
} else if (cb_data_state.current != null_cb_data) { } else if (cb_data_state.current != null_cb_data) {
FinishCBData(); FinishCBData();
@ -153,10 +151,10 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) {
executing_macro = method; executing_macro = method;
} }
macro_params.push_back(method_call.argument); macro_params.push_back(method_argument);
// Call the macro when there are no more parameters in the command buffer // Call the macro when there are no more parameters in the command buffer
if (method_call.IsLastCall()) { if (is_last_call) {
CallMacroMethod(executing_macro, macro_params.size(), macro_params.data()); CallMacroMethod(executing_macro, macro_params.size(), macro_params.data());
macro_params.clear(); macro_params.clear();
} }
@ -166,7 +164,7 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) {
ASSERT_MSG(method < Regs::NUM_REGS, ASSERT_MSG(method < Regs::NUM_REGS,
"Invalid Maxwell3D register, increase the size of the Regs structure"); "Invalid Maxwell3D register, increase the size of the Regs structure");
u32 arg = method_call.argument; u32 arg = method_argument;
// Keep track of the register value in shadow_state when requested. // Keep track of the register value in shadow_state when requested.
if (shadow_state.shadow_ram_control == Regs::ShadowRamControl::Track || if (shadow_state.shadow_ram_control == Regs::ShadowRamControl::Track ||
shadow_state.shadow_ram_control == Regs::ShadowRamControl::TrackWithFilter) { shadow_state.shadow_ram_control == Regs::ShadowRamControl::TrackWithFilter) {
@ -189,7 +187,7 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) {
break; break;
} }
case MAXWELL3D_REG_INDEX(shadow_ram_control): { case MAXWELL3D_REG_INDEX(shadow_ram_control): {
shadow_state.shadow_ram_control = static_cast<Regs::ShadowRamControl>(method_call.argument); shadow_state.shadow_ram_control = static_cast<Regs::ShadowRamControl>(method_argument);
break; break;
} }
case MAXWELL3D_REG_INDEX(macros.data): { case MAXWELL3D_REG_INDEX(macros.data): {
@ -272,7 +270,6 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) {
break; break;
} }
case MAXWELL3D_REG_INDEX(data_upload): { case MAXWELL3D_REG_INDEX(data_upload): {
const bool is_last_call = method_call.IsLastCall();
upload_state.ProcessData(arg, is_last_call); upload_state.ProcessData(arg, is_last_call);
if (is_last_call) { if (is_last_call) {
OnMemoryWrite(); OnMemoryWrite();
@ -330,7 +327,7 @@ void Maxwell3D::CallMultiMethod(u32 method, const u32* base_start, u32 amount,
} }
default: { default: {
for (std::size_t i = 0; i < amount; i++) { for (std::size_t i = 0; i < amount; i++) {
CallMethod({method, base_start[i], 0, methods_pending - static_cast<u32>(i)}); CallMethod(method, base_start[i], methods_pending - static_cast<u32>(i) <= 1);
} }
} }
} }
@ -360,16 +357,15 @@ void Maxwell3D::StepInstance(const MMEDrawMode expected_mode, const u32 count) {
StepInstance(expected_mode, count); StepInstance(expected_mode, count);
} }
void Maxwell3D::CallMethodFromMME(const GPU::MethodCall& method_call) { void Maxwell3D::CallMethodFromMME(u32 method, u32 method_argument) {
const u32 method = method_call.method;
if (mme_inline[method]) { if (mme_inline[method]) {
regs.reg_array[method] = method_call.argument; regs.reg_array[method] = method_argument;
if (method == MAXWELL3D_REG_INDEX(vertex_buffer.count) || if (method == MAXWELL3D_REG_INDEX(vertex_buffer.count) ||
method == MAXWELL3D_REG_INDEX(index_array.count)) { method == MAXWELL3D_REG_INDEX(index_array.count)) {
const MMEDrawMode expected_mode = method == MAXWELL3D_REG_INDEX(vertex_buffer.count) const MMEDrawMode expected_mode = method == MAXWELL3D_REG_INDEX(vertex_buffer.count)
? MMEDrawMode::Array ? MMEDrawMode::Array
: MMEDrawMode::Indexed; : MMEDrawMode::Indexed;
StepInstance(expected_mode, method_call.argument); StepInstance(expected_mode, method_argument);
} else if (method == MAXWELL3D_REG_INDEX(draw.vertex_begin_gl)) { } else if (method == MAXWELL3D_REG_INDEX(draw.vertex_begin_gl)) {
mme_draw.instance_mode = mme_draw.instance_mode =
(regs.draw.instance_next != 0) || (regs.draw.instance_cont != 0); (regs.draw.instance_next != 0) || (regs.draw.instance_cont != 0);
@ -381,7 +377,7 @@ void Maxwell3D::CallMethodFromMME(const GPU::MethodCall& method_call) {
if (mme_draw.current_mode != MMEDrawMode::Undefined) { if (mme_draw.current_mode != MMEDrawMode::Undefined) {
FlushMMEInlineDraw(); FlushMMEInlineDraw();
} }
CallMethod(method_call); CallMethod(method, method_argument, true);
} }
} }

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@ -19,6 +19,7 @@
#include "common/math_util.h" #include "common/math_util.h"
#include "video_core/engines/const_buffer_engine_interface.h" #include "video_core/engines/const_buffer_engine_interface.h"
#include "video_core/engines/const_buffer_info.h" #include "video_core/engines/const_buffer_info.h"
#include "video_core/engines/engine_interface.h"
#include "video_core/engines/engine_upload.h" #include "video_core/engines/engine_upload.h"
#include "video_core/engines/shader_type.h" #include "video_core/engines/shader_type.h"
#include "video_core/gpu.h" #include "video_core/gpu.h"
@ -48,7 +49,7 @@ namespace Tegra::Engines {
#define MAXWELL3D_REG_INDEX(field_name) \ #define MAXWELL3D_REG_INDEX(field_name) \
(offsetof(Tegra::Engines::Maxwell3D::Regs, field_name) / sizeof(u32)) (offsetof(Tegra::Engines::Maxwell3D::Regs, field_name) / sizeof(u32))
class Maxwell3D final : public ConstBufferEngineInterface { class Maxwell3D final : public ConstBufferEngineInterface, public EngineInterface {
public: public:
explicit Maxwell3D(Core::System& system, VideoCore::RasterizerInterface& rasterizer, explicit Maxwell3D(Core::System& system, VideoCore::RasterizerInterface& rasterizer,
MemoryManager& memory_manager); MemoryManager& memory_manager);
@ -1360,13 +1361,14 @@ public:
u32 GetRegisterValue(u32 method) const; u32 GetRegisterValue(u32 method) const;
/// Write the value to the register identified by method. /// Write the value to the register identified by method.
void CallMethod(const GPU::MethodCall& method_call); void CallMethod(u32 method, u32 method_argument, bool is_last_call) override;
/// Write multiple values to the register identified by method. /// Write multiple values to the register identified by method.
void CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending); void CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) override;
/// Write the value to the register identified by method. /// Write the value to the register identified by method.
void CallMethodFromMME(const GPU::MethodCall& method_call); void CallMethodFromMME(u32 method, u32 method_argument);
void FlushMMEInlineDraw(); void FlushMMEInlineDraw();

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@ -17,16 +17,16 @@ namespace Tegra::Engines {
MaxwellDMA::MaxwellDMA(Core::System& system, MemoryManager& memory_manager) MaxwellDMA::MaxwellDMA(Core::System& system, MemoryManager& memory_manager)
: system{system}, memory_manager{memory_manager} {} : system{system}, memory_manager{memory_manager} {}
void MaxwellDMA::CallMethod(const GPU::MethodCall& method_call) { void MaxwellDMA::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
ASSERT_MSG(method_call.method < Regs::NUM_REGS, ASSERT_MSG(method < Regs::NUM_REGS,
"Invalid MaxwellDMA register, increase the size of the Regs structure"); "Invalid MaxwellDMA register, increase the size of the Regs structure");
regs.reg_array[method_call.method] = method_call.argument; regs.reg_array[method] = method_argument;
#define MAXWELLDMA_REG_INDEX(field_name) \ #define MAXWELLDMA_REG_INDEX(field_name) \
(offsetof(Tegra::Engines::MaxwellDMA::Regs, field_name) / sizeof(u32)) (offsetof(Tegra::Engines::MaxwellDMA::Regs, field_name) / sizeof(u32))
switch (method_call.method) { switch (method) {
case MAXWELLDMA_REG_INDEX(exec): { case MAXWELLDMA_REG_INDEX(exec): {
HandleCopy(); HandleCopy();
break; break;
@ -39,7 +39,7 @@ void MaxwellDMA::CallMethod(const GPU::MethodCall& method_call) {
void MaxwellDMA::CallMultiMethod(u32 method, const u32* base_start, u32 amount, void MaxwellDMA::CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) { u32 methods_pending) {
for (std::size_t i = 0; i < amount; i++) { for (std::size_t i = 0; i < amount; i++) {
CallMethod({method, base_start[i], 0, methods_pending - static_cast<u32>(i)}); CallMethod(method, base_start[i], methods_pending - static_cast<u32>(i) <= 1);
} }
} }
@ -90,7 +90,47 @@ void MaxwellDMA::HandleCopy() {
ASSERT(regs.exec.enable_2d == 1); ASSERT(regs.exec.enable_2d == 1);
if (regs.exec.is_dst_linear && !regs.exec.is_src_linear) { if (regs.exec.is_dst_linear && !regs.exec.is_src_linear) {
ASSERT(regs.src_params.BlockDepth() == 0); ASSERT(regs.src_params.BlockDepth() == 0);
// Optimized path for micro copies.
if (regs.dst_pitch * regs.y_count < Texture::GetGOBSize() && regs.dst_pitch <= 64) {
const u32 bytes_per_pixel = regs.dst_pitch / regs.x_count;
const std::size_t src_size = Texture::GetGOBSize();
const std::size_t dst_size = regs.dst_pitch * regs.y_count;
u32 pos_x = regs.src_params.pos_x;
u32 pos_y = regs.src_params.pos_y;
const u64 offset =
Texture::GetGOBOffset(regs.src_params.size_x, regs.src_params.size_y, pos_x, pos_y,
regs.src_params.BlockDepth(), bytes_per_pixel);
const u32 x_in_gob = 64 / bytes_per_pixel;
pos_x = pos_x % x_in_gob;
pos_y = pos_y % 8;
if (read_buffer.size() < src_size) {
read_buffer.resize(src_size);
}
if (write_buffer.size() < dst_size) {
write_buffer.resize(dst_size);
}
if (Settings::IsGPULevelExtreme()) {
memory_manager.ReadBlock(source + offset, read_buffer.data(), src_size);
memory_manager.ReadBlock(dest, write_buffer.data(), dst_size);
} else {
memory_manager.ReadBlockUnsafe(source + offset, read_buffer.data(), src_size);
memory_manager.ReadBlockUnsafe(dest, write_buffer.data(), dst_size);
}
Texture::UnswizzleSubrect(regs.x_count, regs.y_count, regs.dst_pitch,
regs.src_params.size_x, bytes_per_pixel, read_buffer.data(),
write_buffer.data(), regs.src_params.BlockHeight(), pos_x,
pos_y);
memory_manager.WriteBlock(dest, write_buffer.data(), dst_size);
return;
}
// If the input is tiled and the output is linear, deswizzle the input and copy it over. // If the input is tiled and the output is linear, deswizzle the input and copy it over.
const u32 bytes_per_pixel = regs.dst_pitch / regs.x_count; const u32 bytes_per_pixel = regs.dst_pitch / regs.x_count;
const std::size_t src_size = Texture::CalculateSize( const std::size_t src_size = Texture::CalculateSize(

View file

@ -10,6 +10,7 @@
#include "common/bit_field.h" #include "common/bit_field.h"
#include "common/common_funcs.h" #include "common/common_funcs.h"
#include "common/common_types.h" #include "common/common_types.h"
#include "video_core/engines/engine_interface.h"
#include "video_core/gpu.h" #include "video_core/gpu.h"
namespace Core { namespace Core {
@ -27,16 +28,17 @@ namespace Tegra::Engines {
* https://github.com/envytools/envytools/blob/master/rnndb/fifo/gk104_copy.xml * https://github.com/envytools/envytools/blob/master/rnndb/fifo/gk104_copy.xml
*/ */
class MaxwellDMA final { class MaxwellDMA final : public EngineInterface {
public: public:
explicit MaxwellDMA(Core::System& system, MemoryManager& memory_manager); explicit MaxwellDMA(Core::System& system, MemoryManager& memory_manager);
~MaxwellDMA() = default; ~MaxwellDMA() = default;
/// Write the value to the register identified by method. /// Write the value to the register identified by method.
void CallMethod(const GPU::MethodCall& method_call); void CallMethod(u32 method, u32 method_argument, bool is_last_call) override;
/// Write multiple values to the register identified by method. /// Write multiple values to the register identified by method.
void CallMultiMethod(u32 method, const u32* base_start, u32 amount, u32 methods_pending); void CallMultiMethod(u32 method, const u32* base_start, u32 amount,
u32 methods_pending) override;
struct Regs { struct Regs {
static constexpr std::size_t NUM_REGS = 0x1D6; static constexpr std::size_t NUM_REGS = 0x1D6;

View file

@ -299,19 +299,21 @@ void GPU::CallEngineMethod(const MethodCall& method_call) {
switch (engine) { switch (engine) {
case EngineID::FERMI_TWOD_A: case EngineID::FERMI_TWOD_A:
fermi_2d->CallMethod(method_call); fermi_2d->CallMethod(method_call.method, method_call.argument, method_call.IsLastCall());
break; break;
case EngineID::MAXWELL_B: case EngineID::MAXWELL_B:
maxwell_3d->CallMethod(method_call); maxwell_3d->CallMethod(method_call.method, method_call.argument, method_call.IsLastCall());
break; break;
case EngineID::KEPLER_COMPUTE_B: case EngineID::KEPLER_COMPUTE_B:
kepler_compute->CallMethod(method_call); kepler_compute->CallMethod(method_call.method, method_call.argument,
method_call.IsLastCall());
break; break;
case EngineID::MAXWELL_DMA_COPY_A: case EngineID::MAXWELL_DMA_COPY_A:
maxwell_dma->CallMethod(method_call); maxwell_dma->CallMethod(method_call.method, method_call.argument, method_call.IsLastCall());
break; break;
case EngineID::KEPLER_INLINE_TO_MEMORY_B: case EngineID::KEPLER_INLINE_TO_MEMORY_B:
kepler_memory->CallMethod(method_call); kepler_memory->CallMethod(method_call.method, method_call.argument,
method_call.IsLastCall());
break; break;
default: default:
UNIMPLEMENTED_MSG("Unimplemented engine"); UNIMPLEMENTED_MSG("Unimplemented engine");
@ -347,7 +349,27 @@ void GPU::ProcessBindMethod(const MethodCall& method_call) {
// Bind the current subchannel to the desired engine id. // Bind the current subchannel to the desired engine id.
LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel, LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel,
method_call.argument); method_call.argument);
bound_engines[method_call.subchannel] = static_cast<EngineID>(method_call.argument); const auto engine_id = static_cast<EngineID>(method_call.argument);
bound_engines[method_call.subchannel] = static_cast<EngineID>(engine_id);
switch (engine_id) {
case EngineID::FERMI_TWOD_A:
dma_pusher->BindSubchannel(fermi_2d.get(), method_call.subchannel);
break;
case EngineID::MAXWELL_B:
dma_pusher->BindSubchannel(maxwell_3d.get(), method_call.subchannel);
break;
case EngineID::KEPLER_COMPUTE_B:
dma_pusher->BindSubchannel(kepler_compute.get(), method_call.subchannel);
break;
case EngineID::MAXWELL_DMA_COPY_A:
dma_pusher->BindSubchannel(maxwell_dma.get(), method_call.subchannel);
break;
case EngineID::KEPLER_INLINE_TO_MEMORY_B:
dma_pusher->BindSubchannel(kepler_memory.get(), method_call.subchannel);
break;
default:
UNIMPLEMENTED_MSG("Unimplemented engine {:04X}", static_cast<u32>(engine_id));
}
} }
void GPU::ProcessSemaphoreTriggerMethod() { void GPU::ProcessSemaphoreTriggerMethod() {

View file

@ -328,7 +328,7 @@ void MacroInterpreter::SetMethodAddress(u32 address) {
} }
void MacroInterpreter::Send(u32 value) { void MacroInterpreter::Send(u32 value) {
maxwell3d.CallMethodFromMME({method_address.address, value}); maxwell3d.CallMethodFromMME(method_address.address, value);
// Increment the method address by the method increment. // Increment the method address by the method increment.
method_address.address.Assign(method_address.address.Value() + method_address.address.Assign(method_address.address.Value() +
method_address.increment.Value()); method_address.increment.Value());

View file

@ -382,4 +382,18 @@ std::size_t CalculateSize(bool tiled, u32 bytes_per_pixel, u32 width, u32 height
} }
} }
u64 GetGOBOffset(u32 width, u32 height, u32 dst_x, u32 dst_y, u32 block_height,
u32 bytes_per_pixel) {
auto div_ceil = [](const u32 x, const u32 y) { return ((x + y - 1) / y); };
const u32 gobs_in_block = 1 << block_height;
const u32 y_blocks = gob_size_y << block_height;
const u32 x_per_gob = gob_size_x / bytes_per_pixel;
const u32 x_blocks = div_ceil(width, x_per_gob);
const u32 block_size = gob_size * gobs_in_block;
const u32 stride = block_size * x_blocks;
const u32 base = (dst_y / y_blocks) * stride + (dst_x / x_per_gob) * block_size;
const u32 relative_y = dst_y % y_blocks;
return base + (relative_y / gob_size_y) * gob_size;
}
} // namespace Tegra::Texture } // namespace Tegra::Texture

View file

@ -59,4 +59,8 @@ void UnswizzleSubrect(u32 subrect_width, u32 subrect_height, u32 dest_pitch, u32
void SwizzleKepler(u32 width, u32 height, u32 dst_x, u32 dst_y, u32 block_height, void SwizzleKepler(u32 width, u32 height, u32 dst_x, u32 dst_y, u32 block_height,
std::size_t copy_size, const u8* source_data, u8* swizzle_data); std::size_t copy_size, const u8* source_data, u8* swizzle_data);
/// Obtains the offset of the gob for positions 'dst_x' & 'dst_y'
u64 GetGOBOffset(u32 width, u32 height, u32 dst_x, u32 dst_y, u32 block_height,
u32 bytes_per_pixel);
} // namespace Tegra::Texture } // namespace Tegra::Texture