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-rw-r--r--src/core/hle/service/am/am.cpp7
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp90
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.h23
-rw-r--r--src/core/hle/service/vi/vi.cpp60
4 files changed, 133 insertions, 47 deletions
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index d1cbe0e44..3f009d2b7 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -322,14 +322,15 @@ void ISelfController::SetScreenShotImageOrientation(Kernel::HLERequestContext& c
void ISelfController::CreateManagedDisplayLayer(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_AM, "(STUBBED) called");
+
// TODO(Subv): Find out how AM determines the display to use, for now just
// create the layer in the Default display.
- u64 display_id = nvflinger->OpenDisplay("Default");
- u64 layer_id = nvflinger->CreateLayer(display_id);
+ const auto display_id = nvflinger->OpenDisplay("Default");
+ const auto layer_id = nvflinger->CreateLayer(*display_id);
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
- rb.Push(layer_id);
+ rb.Push(*layer_id);
}
void ISelfController::SetHandlesRequestToDisplay(Kernel::HLERequestContext& ctx) {
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index ce3f2d8c1..cde06916d 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -46,7 +46,7 @@ void NVFlinger::SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance) {
nvdrv = std::move(instance);
}
-u64 NVFlinger::OpenDisplay(std::string_view name) {
+std::optional<u64> NVFlinger::OpenDisplay(std::string_view name) {
LOG_DEBUG(Service, "Opening \"{}\" display", name);
// TODO(Subv): Currently we only support the Default display.
@@ -54,32 +54,48 @@ u64 NVFlinger::OpenDisplay(std::string_view name) {
const auto itr = std::find_if(displays.begin(), displays.end(),
[&](const Display& display) { return display.name == name; });
-
- ASSERT(itr != displays.end());
+ if (itr == displays.end()) {
+ return {};
+ }
return itr->id;
}
-u64 NVFlinger::CreateLayer(u64 display_id) {
- auto& display = FindDisplay(display_id);
+std::optional<u64> NVFlinger::CreateLayer(u64 display_id) {
+ auto* const display = FindDisplay(display_id);
+
+ if (display == nullptr) {
+ return {};
+ }
- ASSERT_MSG(display.layers.empty(), "Only one layer is supported per display at the moment");
+ ASSERT_MSG(display->layers.empty(), "Only one layer is supported per display at the moment");
const u64 layer_id = next_layer_id++;
const u32 buffer_queue_id = next_buffer_queue_id++;
auto buffer_queue = std::make_shared<BufferQueue>(buffer_queue_id, layer_id);
- display.layers.emplace_back(layer_id, buffer_queue);
+ display->layers.emplace_back(layer_id, buffer_queue);
buffer_queues.emplace_back(std::move(buffer_queue));
return layer_id;
}
-u32 NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) const {
- const auto& layer = FindLayer(display_id, layer_id);
- return layer.buffer_queue->GetId();
+std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) const {
+ const auto* const layer = FindLayer(display_id, layer_id);
+
+ if (layer == nullptr) {
+ return {};
+ }
+
+ return layer->buffer_queue->GetId();
}
Kernel::SharedPtr<Kernel::ReadableEvent> NVFlinger::FindVsyncEvent(u64 display_id) const {
- return FindDisplay(display_id).vsync_event.readable;
+ auto* const display = FindDisplay(display_id);
+
+ if (display == nullptr) {
+ return nullptr;
+ }
+
+ return display->vsync_event.readable;
}
std::shared_ptr<BufferQueue> NVFlinger::FindBufferQueue(u32 id) const {
@@ -90,40 +106,60 @@ std::shared_ptr<BufferQueue> NVFlinger::FindBufferQueue(u32 id) const {
return *itr;
}
-Display& NVFlinger::FindDisplay(u64 display_id) {
+Display* NVFlinger::FindDisplay(u64 display_id) {
const auto itr = std::find_if(displays.begin(), displays.end(),
[&](const Display& display) { return display.id == display_id; });
- ASSERT(itr != displays.end());
- return *itr;
+ if (itr == displays.end()) {
+ return nullptr;
+ }
+
+ return &*itr;
}
-const Display& NVFlinger::FindDisplay(u64 display_id) const {
+const Display* NVFlinger::FindDisplay(u64 display_id) const {
const auto itr = std::find_if(displays.begin(), displays.end(),
[&](const Display& display) { return display.id == display_id; });
- ASSERT(itr != displays.end());
- return *itr;
+ if (itr == displays.end()) {
+ return nullptr;
+ }
+
+ return &*itr;
}
-Layer& NVFlinger::FindLayer(u64 display_id, u64 layer_id) {
- auto& display = FindDisplay(display_id);
+Layer* NVFlinger::FindLayer(u64 display_id, u64 layer_id) {
+ auto* const display = FindDisplay(display_id);
- const auto itr = std::find_if(display.layers.begin(), display.layers.end(),
+ if (display == nullptr) {
+ return nullptr;
+ }
+
+ const auto itr = std::find_if(display->layers.begin(), display->layers.end(),
[&](const Layer& layer) { return layer.id == layer_id; });
- ASSERT(itr != display.layers.end());
- return *itr;
+ if (itr == display->layers.end()) {
+ return nullptr;
+ }
+
+ return &*itr;
}
-const Layer& NVFlinger::FindLayer(u64 display_id, u64 layer_id) const {
- const auto& display = FindDisplay(display_id);
+const Layer* NVFlinger::FindLayer(u64 display_id, u64 layer_id) const {
+ const auto* const display = FindDisplay(display_id);
+
+ if (display == nullptr) {
+ return nullptr;
+ }
- const auto itr = std::find_if(display.layers.begin(), display.layers.end(),
+ const auto itr = std::find_if(display->layers.begin(), display->layers.end(),
[&](const Layer& layer) { return layer.id == layer_id; });
- ASSERT(itr != display.layers.end());
- return *itr;
+ if (itr == display->layers.end()) {
+ return nullptr;
+ }
+
+ return &*itr;
}
void NVFlinger::Compose() {
diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h
index 61db2c23b..4c55e99f4 100644
--- a/src/core/hle/service/nvflinger/nvflinger.h
+++ b/src/core/hle/service/nvflinger/nvflinger.h
@@ -6,6 +6,7 @@
#include <array>
#include <memory>
+#include <optional>
#include <string>
#include <string_view>
#include <vector>
@@ -58,15 +59,23 @@ public:
void SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance);
/// Opens the specified display and returns the ID.
- u64 OpenDisplay(std::string_view name);
+ ///
+ /// If an invalid display name is provided, then an empty optional is returned.
+ std::optional<u64> OpenDisplay(std::string_view name);
/// Creates a layer on the specified display and returns the layer ID.
- u64 CreateLayer(u64 display_id);
+ ///
+ /// If an invalid display ID is specified, then an empty optional is returned.
+ std::optional<u64> CreateLayer(u64 display_id);
/// Finds the buffer queue ID of the specified layer in the specified display.
- u32 FindBufferQueueId(u64 display_id, u64 layer_id) const;
+ ///
+ /// If an invalid display ID or layer ID is provided, then an empty optional is returned.
+ std::optional<u32> FindBufferQueueId(u64 display_id, u64 layer_id) const;
/// Gets the vsync event for the specified display.
+ ///
+ /// If an invalid display ID is provided, then nullptr is returned.
Kernel::SharedPtr<Kernel::ReadableEvent> FindVsyncEvent(u64 display_id) const;
/// Obtains a buffer queue identified by the ID.
@@ -78,16 +87,16 @@ public:
private:
/// Finds the display identified by the specified ID.
- Display& FindDisplay(u64 display_id);
+ Display* FindDisplay(u64 display_id);
/// Finds the display identified by the specified ID.
- const Display& FindDisplay(u64 display_id) const;
+ const Display* FindDisplay(u64 display_id) const;
/// Finds the layer identified by the specified ID in the desired display.
- Layer& FindLayer(u64 display_id, u64 layer_id);
+ Layer* FindLayer(u64 display_id, u64 layer_id);
/// Finds the layer identified by the specified ID in the desired display.
- const Layer& FindLayer(u64 display_id, u64 layer_id) const;
+ const Layer* FindLayer(u64 display_id, u64 layer_id) const;
std::shared_ptr<Nvidia::Module> nvdrv;
diff --git a/src/core/hle/service/vi/vi.cpp b/src/core/hle/service/vi/vi.cpp
index 724d48df8..a317a2885 100644
--- a/src/core/hle/service/vi/vi.cpp
+++ b/src/core/hle/service/vi/vi.cpp
@@ -34,6 +34,7 @@ namespace Service::VI {
constexpr ResultCode ERR_OPERATION_FAILED{ErrorModule::VI, 1};
constexpr ResultCode ERR_UNSUPPORTED{ErrorModule::VI, 6};
+constexpr ResultCode ERR_NOT_FOUND{ErrorModule::VI, 7};
struct DisplayInfo {
/// The name of this particular display.
@@ -838,11 +839,16 @@ private:
"(STUBBED) called. unknown=0x{:08X}, display=0x{:016X}, aruid=0x{:016X}",
unknown, display, aruid);
- const u64 layer_id = nv_flinger->CreateLayer(display);
+ const auto layer_id = nv_flinger->CreateLayer(display);
+ if (!layer_id) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ERR_NOT_FOUND);
+ return;
+ }
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
- rb.Push(layer_id);
+ rb.Push(*layer_id);
}
void AddToLayerStack(Kernel::HLERequestContext& ctx) {
@@ -950,9 +956,16 @@ private:
ASSERT_MSG(name == "Default", "Non-default displays aren't supported yet");
+ const auto display_id = nv_flinger->OpenDisplay(name);
+ if (!display_id) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ERR_NOT_FOUND);
+ return;
+ }
+
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
- rb.Push<u64>(nv_flinger->OpenDisplay(name));
+ rb.Push<u64>(*display_id);
}
void CloseDisplay(Kernel::HLERequestContext& ctx) {
@@ -1043,10 +1056,21 @@ private:
LOG_DEBUG(Service_VI, "called. layer_id=0x{:016X}, aruid=0x{:016X}", layer_id, aruid);
- const u64 display_id = nv_flinger->OpenDisplay(display_name);
- const u32 buffer_queue_id = nv_flinger->FindBufferQueueId(display_id, layer_id);
+ const auto display_id = nv_flinger->OpenDisplay(display_name);
+ if (!display_id) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ERR_NOT_FOUND);
+ return;
+ }
+
+ const auto buffer_queue_id = nv_flinger->FindBufferQueueId(*display_id, layer_id);
+ if (!buffer_queue_id) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ERR_NOT_FOUND);
+ return;
+ }
- NativeWindow native_window{buffer_queue_id};
+ NativeWindow native_window{*buffer_queue_id};
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
rb.Push<u64>(ctx.WriteBuffer(native_window.Serialize()));
@@ -1062,13 +1086,24 @@ private:
// TODO(Subv): What's the difference between a Stray and a Managed layer?
- const u64 layer_id = nv_flinger->CreateLayer(display_id);
- const u32 buffer_queue_id = nv_flinger->FindBufferQueueId(display_id, layer_id);
+ const auto layer_id = nv_flinger->CreateLayer(display_id);
+ if (!layer_id) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ERR_NOT_FOUND);
+ return;
+ }
+
+ const auto buffer_queue_id = nv_flinger->FindBufferQueueId(display_id, *layer_id);
+ if (!buffer_queue_id) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ERR_NOT_FOUND);
+ return;
+ }
- NativeWindow native_window{buffer_queue_id};
+ NativeWindow native_window{*buffer_queue_id};
IPC::ResponseBuilder rb{ctx, 6};
rb.Push(RESULT_SUCCESS);
- rb.Push(layer_id);
+ rb.Push(*layer_id);
rb.Push<u64>(ctx.WriteBuffer(native_window.Serialize()));
}
@@ -1089,6 +1124,11 @@ private:
LOG_WARNING(Service_VI, "(STUBBED) called. display_id=0x{:016X}", display_id);
const auto vsync_event = nv_flinger->FindVsyncEvent(display_id);
+ if (!vsync_event) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ERR_NOT_FOUND);
+ return;
+ }
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(RESULT_SUCCESS);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 19:04:51 +0100