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nvnflinger/vi: don't recreate buffer queue on open/close

This commit is contained in:
Liam 2024-02-19 09:47:19 -05:00
parent d1eaeeed8c
commit 9f159dd62c
8 changed files with 88 additions and 72 deletions

View file

@ -3,8 +3,6 @@
#pragma once #pragma once
#include <list>
#include "core/hle/service/nvnflinger/buffer_item_consumer.h" #include "core/hle/service/nvnflinger/buffer_item_consumer.h"
#include "core/hle/service/nvnflinger/hwc_layer.h" #include "core/hle/service/nvnflinger/hwc_layer.h"
@ -26,18 +24,12 @@ struct Layer {
}; };
struct LayerStack { struct LayerStack {
std::list<Layer> layers; std::vector<std::shared_ptr<Layer>> layers;
};
struct Display { std::shared_ptr<Layer> FindLayer(s32 consumer_id) {
explicit Display(u64 id_) { for (auto& layer : layers) {
id = id_; if (layer->consumer_id == consumer_id) {
} return layer;
Layer* FindLayer(s32 consumer_id) {
for (auto& layer : stack.layers) {
if (layer.consumer_id == consumer_id) {
return &layer;
} }
} }
@ -45,7 +37,13 @@ struct Display {
} }
bool HasLayers() { bool HasLayers() {
return !stack.layers.empty(); return !layers.empty();
}
};
struct Display {
explicit Display(u64 id_) {
id = id_;
} }
u64 id; u64 id;

View file

@ -55,10 +55,10 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, Display& display,
// Acquire all necessary framebuffers. // Acquire all necessary framebuffers.
for (auto& layer : display.stack.layers) { for (auto& layer : display.stack.layers) {
auto consumer_id = layer.consumer_id; auto consumer_id = layer->consumer_id;
// Try to fetch the framebuffer (either new or stale). // Try to fetch the framebuffer (either new or stale).
const auto result = this->CacheFramebufferLocked(layer, consumer_id); const auto result = this->CacheFramebufferLocked(*layer, consumer_id);
// If we failed, skip this layer. // If we failed, skip this layer.
if (result == CacheStatus::NoBufferAvailable) { if (result == CacheStatus::NoBufferAvailable) {
@ -75,7 +75,7 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, Display& display,
const auto& igbp_buffer = *item.graphic_buffer; const auto& igbp_buffer = *item.graphic_buffer;
// TODO: get proper Z-index from layer // TODO: get proper Z-index from layer
if (layer.visible) { if (layer->visible) {
composition_stack.emplace_back(HwcLayer{ composition_stack.emplace_back(HwcLayer{
.buffer_handle = igbp_buffer.BufferId(), .buffer_handle = igbp_buffer.BufferId(),
.offset = igbp_buffer.Offset(), .offset = igbp_buffer.Offset(),
@ -84,7 +84,7 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, Display& display,
.height = igbp_buffer.Height(), .height = igbp_buffer.Height(),
.stride = igbp_buffer.Stride(), .stride = igbp_buffer.Stride(),
.z_index = 0, .z_index = 0,
.blending = layer.blending, .blending = layer->blending,
.transform = static_cast<android::BufferTransformFlags>(item.transform), .transform = static_cast<android::BufferTransformFlags>(item.transform),
.crop_rect = item.crop, .crop_rect = item.crop,
.acquire_fence = item.fence, .acquire_fence = item.fence,
@ -134,7 +134,7 @@ u32 HardwareComposer::ComposeLocked(f32* out_speed_scale, Display& display,
continue; continue;
} }
if (auto* layer = display.FindLayer(layer_id); layer != nullptr) { if (const auto layer = display.stack.FindLayer(layer_id); layer != nullptr) {
// TODO: support release fence // TODO: support release fence
// This is needed to prevent screen tearing // This is needed to prevent screen tearing
layer->buffer_item_consumer->ReleaseBuffer(framebuffer.item, android::Fence::NoFence()); layer->buffer_item_consumer->ReleaseBuffer(framebuffer.item, android::Fence::NoFence());
@ -153,7 +153,7 @@ void HardwareComposer::RemoveLayerLocked(Display& display, ConsumerId consumer_i
} }
// Try to release the buffer item. // Try to release the buffer item.
auto* const layer = display.FindLayer(consumer_id); const auto layer = display.stack.FindLayer(consumer_id);
if (layer && it->second.is_acquired) { if (layer && it->second.is_acquired) {
layer->buffer_item_consumer->ReleaseBuffer(it->second.item, android::Fence::NoFence()); layer->buffer_item_consumer->ReleaseBuffer(it->second.item, android::Fence::NoFence());
} }

View file

@ -36,7 +36,7 @@ void SurfaceFlinger::RemoveDisplay(u64 display_id) {
bool SurfaceFlinger::ComposeDisplay(s32* out_swap_interval, f32* out_compose_speed_scale, bool SurfaceFlinger::ComposeDisplay(s32* out_swap_interval, f32* out_compose_speed_scale,
u64 display_id) { u64 display_id) {
auto* const display = this->FindDisplay(display_id); auto* const display = this->FindDisplay(display_id);
if (!display || !display->HasLayers()) { if (!display || !display->stack.HasLayers()) {
return false; return false;
} }
@ -46,19 +46,34 @@ bool SurfaceFlinger::ComposeDisplay(s32* out_swap_interval, f32* out_compose_spe
return true; return true;
} }
void SurfaceFlinger::AddLayerToDisplayStack(u64 display_id, s32 consumer_binder_id) { void SurfaceFlinger::CreateLayer(s32 consumer_binder_id) {
auto* const display = this->FindDisplay(display_id);
auto binder = std::static_pointer_cast<android::BufferQueueConsumer>( auto binder = std::static_pointer_cast<android::BufferQueueConsumer>(
m_server.TryGetBinder(consumer_binder_id)); m_server.TryGetBinder(consumer_binder_id));
if (!binder) {
if (!display || !binder) {
return; return;
} }
auto buffer_item_consumer = std::make_shared<android::BufferItemConsumer>(std::move(binder)); auto buffer_item_consumer = std::make_shared<android::BufferItemConsumer>(std::move(binder));
buffer_item_consumer->Connect(false); buffer_item_consumer->Connect(false);
display->stack.layers.emplace_back(std::move(buffer_item_consumer), consumer_binder_id); m_layers.layers.emplace_back(
std::make_shared<Layer>(std::move(buffer_item_consumer), consumer_binder_id));
}
void SurfaceFlinger::DestroyLayer(s32 consumer_binder_id) {
std::erase_if(m_layers.layers,
[&](auto& layer) { return layer->consumer_id == consumer_binder_id; });
}
void SurfaceFlinger::AddLayerToDisplayStack(u64 display_id, s32 consumer_binder_id) {
auto* const display = this->FindDisplay(display_id);
auto layer = this->FindLayer(consumer_binder_id);
if (!display || !layer) {
return;
}
display->stack.layers.emplace_back(std::move(layer));
} }
void SurfaceFlinger::RemoveLayerFromDisplayStack(u64 display_id, s32 consumer_binder_id) { void SurfaceFlinger::RemoveLayerFromDisplayStack(u64 display_id, s32 consumer_binder_id) {
@ -69,18 +84,18 @@ void SurfaceFlinger::RemoveLayerFromDisplayStack(u64 display_id, s32 consumer_bi
m_composer.RemoveLayerLocked(*display, consumer_binder_id); m_composer.RemoveLayerLocked(*display, consumer_binder_id);
std::erase_if(display->stack.layers, std::erase_if(display->stack.layers,
[&](auto& layer) { return layer.consumer_id == consumer_binder_id; }); [&](auto& layer) { return layer->consumer_id == consumer_binder_id; });
} }
void SurfaceFlinger::SetLayerVisibility(s32 consumer_binder_id, bool visible) { void SurfaceFlinger::SetLayerVisibility(s32 consumer_binder_id, bool visible) {
if (auto* layer = this->FindLayer(consumer_binder_id); layer != nullptr) { if (const auto layer = this->FindLayer(consumer_binder_id); layer != nullptr) {
layer->visible = visible; layer->visible = visible;
return; return;
} }
} }
void SurfaceFlinger::SetLayerBlending(s32 consumer_binder_id, LayerBlending blending) { void SurfaceFlinger::SetLayerBlending(s32 consumer_binder_id, LayerBlending blending) {
if (auto* layer = this->FindLayer(consumer_binder_id); layer != nullptr) { if (const auto layer = this->FindLayer(consumer_binder_id); layer != nullptr) {
layer->blending = blending; layer->blending = blending;
return; return;
} }
@ -96,9 +111,9 @@ Display* SurfaceFlinger::FindDisplay(u64 display_id) {
return nullptr; return nullptr;
} }
Layer* SurfaceFlinger::FindLayer(s32 consumer_binder_id) { std::shared_ptr<Layer> SurfaceFlinger::FindLayer(s32 consumer_binder_id) {
for (auto& display : m_displays) { for (auto& layer : m_layers.layers) {
if (auto* layer = display.FindLayer(consumer_binder_id); layer != nullptr) { if (layer->consumer_id == consumer_binder_id) {
return layer; return layer;
} }
} }

View file

@ -36,6 +36,9 @@ public:
void RemoveDisplay(u64 display_id); void RemoveDisplay(u64 display_id);
bool ComposeDisplay(s32* out_swap_interval, f32* out_compose_speed_scale, u64 display_id); bool ComposeDisplay(s32* out_swap_interval, f32* out_compose_speed_scale, u64 display_id);
void CreateLayer(s32 consumer_binder_id);
void DestroyLayer(s32 consumer_binder_id);
void AddLayerToDisplayStack(u64 display_id, s32 consumer_binder_id); void AddLayerToDisplayStack(u64 display_id, s32 consumer_binder_id);
void RemoveLayerFromDisplayStack(u64 display_id, s32 consumer_binder_id); void RemoveLayerFromDisplayStack(u64 display_id, s32 consumer_binder_id);
@ -44,7 +47,7 @@ public:
private: private:
Display* FindDisplay(u64 display_id); Display* FindDisplay(u64 display_id);
Layer* FindLayer(s32 consumer_binder_id); std::shared_ptr<Layer> FindLayer(s32 consumer_binder_id);
public: public:
// TODO: these don't belong here // TODO: these don't belong here
@ -57,6 +60,7 @@ private:
KernelHelpers::ServiceContext m_context; KernelHelpers::ServiceContext m_context;
std::vector<Display> m_displays; std::vector<Display> m_displays;
LayerStack m_layers;
std::shared_ptr<Nvidia::Module> nvdrv; std::shared_ptr<Nvidia::Module> nvdrv;
s32 disp_fd; s32 disp_fd;
HardwareComposer m_composer; HardwareComposer m_composer;

View file

@ -43,11 +43,7 @@ void Container::OnTerminate() {
m_is_shut_down = true; m_is_shut_down = true;
m_layers.ForEachLayer([&](auto& layer) { m_layers.ForEachLayer([&](auto& layer) { this->DestroyLayerLocked(layer.GetId()); });
if (layer.IsOpen()) {
this->DestroyBufferQueueLocked(&layer);
}
});
m_displays.ForEachDisplay( m_displays.ForEachDisplay(
[&](auto& display) { m_surface_flinger->RemoveDisplay(display.GetId()); }); [&](auto& display) { m_surface_flinger->RemoveDisplay(display.GetId()); });
@ -161,16 +157,29 @@ Result Container::CreateLayerLocked(u64* out_layer_id, u64 display_id, u64 owner
auto* const display = m_displays.GetDisplayById(display_id); auto* const display = m_displays.GetDisplayById(display_id);
R_UNLESS(display != nullptr, VI::ResultNotFound); R_UNLESS(display != nullptr, VI::ResultNotFound);
auto* const layer = m_layers.CreateLayer(owner_aruid, display); s32 consumer_binder_id, producer_binder_id;
m_surface_flinger->CreateBufferQueue(&consumer_binder_id, &producer_binder_id);
auto* const layer =
m_layers.CreateLayer(owner_aruid, display, consumer_binder_id, producer_binder_id);
R_UNLESS(layer != nullptr, VI::ResultNotFound); R_UNLESS(layer != nullptr, VI::ResultNotFound);
m_surface_flinger->CreateLayer(consumer_binder_id);
*out_layer_id = layer->GetId(); *out_layer_id = layer->GetId();
R_SUCCEED(); R_SUCCEED();
} }
Result Container::DestroyLayerLocked(u64 layer_id) { Result Container::DestroyLayerLocked(u64 layer_id) {
R_SUCCEED_IF(m_layers.DestroyLayer(layer_id)); auto* const layer = m_layers.GetLayerById(layer_id);
R_THROW(VI::ResultNotFound); R_UNLESS(layer != nullptr, VI::ResultNotFound);
m_surface_flinger->DestroyLayer(layer->GetConsumerBinderId());
m_surface_flinger->DestroyBufferQueue(layer->GetConsumerBinderId(),
layer->GetProducerBinderId());
m_layers.DestroyLayer(layer_id);
R_SUCCEED();
} }
Result Container::OpenLayerLocked(s32* out_producer_binder_id, u64 layer_id, u64 aruid) { Result Container::OpenLayerLocked(s32* out_producer_binder_id, u64 layer_id, u64 aruid) {
@ -181,7 +190,12 @@ Result Container::OpenLayerLocked(s32* out_producer_binder_id, u64 layer_id, u64
R_UNLESS(!layer->IsOpen(), VI::ResultOperationFailed); R_UNLESS(!layer->IsOpen(), VI::ResultOperationFailed);
R_UNLESS(layer->GetOwnerAruid() == aruid, VI::ResultPermissionDenied); R_UNLESS(layer->GetOwnerAruid() == aruid, VI::ResultPermissionDenied);
this->CreateBufferQueueLocked(layer); layer->Open();
if (auto* display = layer->GetDisplay(); display != nullptr) {
m_surface_flinger->AddLayerToDisplayStack(display->GetId(), layer->GetConsumerBinderId());
}
*out_producer_binder_id = layer->GetProducerBinderId(); *out_producer_binder_id = layer->GetProducerBinderId();
R_SUCCEED(); R_SUCCEED();
@ -192,30 +206,14 @@ Result Container::CloseLayerLocked(u64 layer_id) {
R_UNLESS(layer != nullptr, VI::ResultNotFound); R_UNLESS(layer != nullptr, VI::ResultNotFound);
R_UNLESS(layer->IsOpen(), VI::ResultOperationFailed); R_UNLESS(layer->IsOpen(), VI::ResultOperationFailed);
this->DestroyBufferQueueLocked(layer);
R_SUCCEED();
}
void Container::CreateBufferQueueLocked(Layer* layer) {
s32 consumer_binder_id, producer_binder_id;
m_surface_flinger->CreateBufferQueue(&consumer_binder_id, &producer_binder_id);
layer->Open(consumer_binder_id, producer_binder_id);
if (auto* display = layer->GetDisplay(); display != nullptr) {
m_surface_flinger->AddLayerToDisplayStack(display->GetId(), consumer_binder_id);
}
}
void Container::DestroyBufferQueueLocked(Layer* layer) {
if (auto* display = layer->GetDisplay(); display != nullptr) { if (auto* display = layer->GetDisplay(); display != nullptr) {
m_surface_flinger->RemoveLayerFromDisplayStack(display->GetId(), m_surface_flinger->RemoveLayerFromDisplayStack(display->GetId(),
layer->GetConsumerBinderId()); layer->GetConsumerBinderId());
} }
layer->Close(); layer->Close();
m_surface_flinger->DestroyBufferQueue(layer->GetConsumerBinderId(),
layer->GetProducerBinderId()); R_SUCCEED();
} }
bool Container::ComposeOnDisplay(s32* out_swap_interval, f32* out_compose_speed_scale, bool Container::ComposeOnDisplay(s32* out_swap_interval, f32* out_compose_speed_scale,

View file

@ -72,9 +72,6 @@ private:
Result OpenLayerLocked(s32* out_producer_binder_id, u64 layer_id, u64 aruid); Result OpenLayerLocked(s32* out_producer_binder_id, u64 layer_id, u64 aruid);
Result CloseLayerLocked(u64 layer_id); Result CloseLayerLocked(u64 layer_id);
void CreateBufferQueueLocked(Layer* layer);
void DestroyBufferQueueLocked(Layer* layer);
public: public:
bool ComposeOnDisplay(s32* out_swap_interval, f32* out_compose_speed_scale, u64 display_id); bool ComposeOnDisplay(s32* out_swap_interval, f32* out_compose_speed_scale, u64 display_id);

View file

@ -13,29 +13,31 @@ class Layer {
public: public:
constexpr Layer() = default; constexpr Layer() = default;
void Initialize(u64 id, u64 owner_aruid, Display* display) { void Initialize(u64 id, u64 owner_aruid, Display* display, s32 consumer_binder_id,
s32 producer_binder_id) {
m_id = id; m_id = id;
m_owner_aruid = owner_aruid; m_owner_aruid = owner_aruid;
m_display = display; m_display = display;
m_consumer_binder_id = consumer_binder_id;
m_producer_binder_id = producer_binder_id;
m_is_initialized = true; m_is_initialized = true;
} }
void Finalize() { void Finalize() {
m_id = {}; m_id = {};
m_owner_aruid = {};
m_display = {}; m_display = {};
m_consumer_binder_id = {};
m_producer_binder_id = {};
m_is_initialized = {}; m_is_initialized = {};
} }
void Open(s32 consumer_binder_id, s32 producer_binder_id) { void Open() {
m_consumer_binder_id = consumer_binder_id;
m_producer_binder_id = producer_binder_id;
m_is_open = true; m_is_open = true;
} }
void Close() { void Close() {
m_producer_binder_id = {}; m_is_open = false;
m_consumer_binder_id = {};
m_is_open = {};
} }
u64 GetId() const { u64 GetId() const {

View file

@ -11,13 +11,15 @@ class LayerList {
public: public:
constexpr LayerList() = default; constexpr LayerList() = default;
Layer* CreateLayer(u64 owner_aruid, Display* display) { Layer* CreateLayer(u64 owner_aruid, Display* display, s32 consumer_binder_id,
s32 producer_binder_id) {
Layer* const layer = GetFreeLayer(); Layer* const layer = GetFreeLayer();
if (!layer) { if (!layer) {
return nullptr; return nullptr;
} }
layer->Initialize(++m_next_id, owner_aruid, display); layer->Initialize(++m_next_id, owner_aruid, display, consumer_binder_id,
producer_binder_id);
return layer; return layer;
} }