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Merge pull request #12701 from liamwhite/flinger-layer-issues

vi: check layer state before opening or closing
This commit is contained in:
liamwhite 2024-01-20 13:34:32 -05:00 committed by GitHub
commit 23fd1041c1
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6 changed files with 42 additions and 15 deletions

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@ -112,9 +112,7 @@ void Nvnflinger::ShutdownLayers() {
{
const auto lock_guard = Lock();
for (auto& display : displays) {
for (size_t layer = 0; layer < display.GetNumLayers(); ++layer) {
display.GetLayer(layer).GetConsumer().Abandon();
}
display.Abandon();
}
is_abandoned = true;
@ -176,24 +174,28 @@ void Nvnflinger::CreateLayerAtId(VI::Display& display, u64 layer_id) {
display.CreateLayer(layer_id, buffer_id, nvdrv->container);
}
void Nvnflinger::OpenLayer(u64 layer_id) {
bool Nvnflinger::OpenLayer(u64 layer_id) {
const auto lock_guard = Lock();
for (auto& display : displays) {
if (auto* layer = display.FindLayer(layer_id); layer) {
layer->Open();
}
return layer->Open();
}
}
void Nvnflinger::CloseLayer(u64 layer_id) {
return false;
}
bool Nvnflinger::CloseLayer(u64 layer_id) {
const auto lock_guard = Lock();
for (auto& display : displays) {
if (auto* layer = display.FindLayer(layer_id); layer) {
layer->Close();
return layer->Close();
}
}
return false;
}
void Nvnflinger::DestroyLayer(u64 layer_id) {

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@ -74,10 +74,10 @@ public:
[[nodiscard]] std::optional<u64> CreateLayer(u64 display_id);
/// Opens a layer on all displays for the given layer ID.
void OpenLayer(u64 layer_id);
bool OpenLayer(u64 layer_id);
/// Closes a layer on all displays for the given layer ID.
void CloseLayer(u64 layer_id);
bool CloseLayer(u64 layer_id);
/// Destroys the given layer ID.
void DestroyLayer(u64 layer_id);

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@ -91,6 +91,10 @@ void Display::CreateLayer(u64 layer_id, u32 binder_id,
layers.emplace_back(std::make_unique<Layer>(layer_id, binder_id, *core, *producer,
std::move(buffer_item_consumer)));
if (is_abandoned) {
this->FindLayer(layer_id)->GetConsumer().Abandon();
}
hos_binder_driver_server.RegisterProducer(std::move(producer));
}
@ -103,6 +107,13 @@ void Display::DestroyLayer(u64 layer_id) {
[layer_id](const auto& layer) { return layer->GetLayerId() == layer_id; });
}
void Display::Abandon() {
for (auto& layer : layers) {
layer->GetConsumer().Abandon();
}
is_abandoned = true;
}
Layer* Display::FindLayer(u64 layer_id) {
const auto itr =
std::find_if(layers.begin(), layers.end(), [layer_id](const std::unique_ptr<Layer>& layer) {

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@ -98,6 +98,8 @@ public:
layers.clear();
}
void Abandon();
/// Attempts to find a layer with the given ID.
///
/// @param layer_id The layer ID.
@ -124,6 +126,7 @@ private:
std::vector<std::unique_ptr<Layer>> layers;
Kernel::KEvent* vsync_event{};
bool is_abandoned{};
};
} // namespace Service::VI

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@ -4,6 +4,7 @@
#pragma once
#include <memory>
#include <utility>
#include "common/common_types.h"
@ -75,12 +76,12 @@ public:
return open;
}
void Close() {
open = false;
bool Close() {
return std::exchange(open, false);
}
void Open() {
open = true;
bool Open() {
return !std::exchange(open, true);
}
private:

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@ -719,7 +719,12 @@ private:
return;
}
nvnflinger.OpenLayer(layer_id);
if (!nvnflinger.OpenLayer(layer_id)) {
LOG_WARNING(Service_VI, "Tried to open layer which was already open");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultOperationFailed);
return;
}
android::OutputParcel parcel;
parcel.WriteInterface(NativeWindow{*buffer_queue_id});
@ -737,7 +742,12 @@ private:
LOG_DEBUG(Service_VI, "called. layer_id=0x{:016X}", layer_id);
nvnflinger.CloseLayer(layer_id);
if (!nvnflinger.CloseLayer(layer_id)) {
LOG_WARNING(Service_VI, "Tried to close layer which was not open");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultOperationFailed);
return;
}
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);