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authorMorph <39850852+Morph1984@users.noreply.github.com>2022-09-26 03:20:36 +0200
committerMorph <39850852+Morph1984@users.noreply.github.com>2022-09-26 03:33:36 +0200
commit41e855bd427e07ade6b9292e12bbe5a7c4e76a69 (patch)
treea270ca94eabc45a52af899e70c1d72e8ab5b18be /src/core/hle
parentservice: vi: Move VI results into its own file (diff)
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Diffstat (limited to '')
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp7
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.h6
-rw-r--r--src/core/hle/service/vi/display/vi_display.cpp15
-rw-r--r--src/core/hle/service/vi/display/vi_display.h14
-rw-r--r--src/core/hle/service/vi/vi.cpp14
5 files changed, 42 insertions, 14 deletions
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index 9b382bf56..93057e800 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -22,6 +22,7 @@
#include "core/hle/service/nvflinger/ui/graphic_buffer.h"
#include "core/hle/service/vi/display/vi_display.h"
#include "core/hle/service/vi/layer/vi_layer.h"
+#include "core/hle/service/vi/vi_results.h"
#include "video_core/gpu.h"
namespace Service::NVFlinger {
@@ -163,15 +164,15 @@ std::optional<u32> NVFlinger::FindBufferQueueId(u64 display_id, u64 layer_id) {
return layer->GetBinderId();
}
-Kernel::KReadableEvent* NVFlinger::FindVsyncEvent(u64 display_id) {
+ResultVal<Kernel::KReadableEvent*> NVFlinger::FindVsyncEvent(u64 display_id) {
const auto lock_guard = Lock();
auto* const display = FindDisplay(display_id);
if (display == nullptr) {
- return nullptr;
+ return VI::ResultNotFound;
}
- return &display->GetVSyncEvent();
+ return display->GetVSyncEvent();
}
VI::Display* NVFlinger::FindDisplay(u64 display_id) {
diff --git a/src/core/hle/service/nvflinger/nvflinger.h b/src/core/hle/service/nvflinger/nvflinger.h
index 044ac6ac8..3bbe5d92b 100644
--- a/src/core/hle/service/nvflinger/nvflinger.h
+++ b/src/core/hle/service/nvflinger/nvflinger.h
@@ -11,6 +11,7 @@
#include <vector>
#include "common/common_types.h"
+#include "core/hle/result.h"
#include "core/hle/service/kernel_helpers.h"
namespace Common {
@@ -71,8 +72,9 @@ public:
/// Gets the vsync event for the specified display.
///
- /// If an invalid display ID is provided, then nullptr is returned.
- [[nodiscard]] Kernel::KReadableEvent* FindVsyncEvent(u64 display_id);
+ /// If an invalid display ID is provided, then VI::ResultNotFound is returned.
+ /// If the vsync event has already been retrieved, then VI::ResultPermissionDenied is returned.
+ [[nodiscard]] ResultVal<Kernel::KReadableEvent*> FindVsyncEvent(u64 display_id);
/// Performs a composition request to the emulated nvidia GPU and triggers the vsync events when
/// finished.
diff --git a/src/core/hle/service/vi/display/vi_display.cpp b/src/core/hle/service/vi/display/vi_display.cpp
index b34febb50..aa49aa775 100644
--- a/src/core/hle/service/vi/display/vi_display.cpp
+++ b/src/core/hle/service/vi/display/vi_display.cpp
@@ -19,6 +19,7 @@
#include "core/hle/service/nvflinger/hos_binder_driver_server.h"
#include "core/hle/service/vi/display/vi_display.h"
#include "core/hle/service/vi/layer/vi_layer.h"
+#include "core/hle/service/vi/vi_results.h"
namespace Service::VI {
@@ -55,8 +56,18 @@ const Layer& Display::GetLayer(std::size_t index) const {
return *layers.at(index);
}
-Kernel::KReadableEvent& Display::GetVSyncEvent() {
- return vsync_event->GetReadableEvent();
+ResultVal<Kernel::KReadableEvent*> Display::GetVSyncEvent() {
+ if (got_vsync_event) {
+ return ResultPermissionDenied;
+ }
+
+ got_vsync_event = true;
+
+ return GetVSyncEventUnchecked();
+}
+
+Kernel::KReadableEvent* Display::GetVSyncEventUnchecked() {
+ return &vsync_event->GetReadableEvent();
}
void Display::SignalVSyncEvent() {
diff --git a/src/core/hle/service/vi/display/vi_display.h b/src/core/hle/service/vi/display/vi_display.h
index 3838bb599..8dbb0ef80 100644
--- a/src/core/hle/service/vi/display/vi_display.h
+++ b/src/core/hle/service/vi/display/vi_display.h
@@ -9,6 +9,7 @@
#include "common/common_funcs.h"
#include "common/common_types.h"
+#include "core/hle/result.h"
namespace Kernel {
class KEvent;
@@ -73,8 +74,16 @@ public:
return layers.size();
}
- /// Gets the readable vsync event.
- Kernel::KReadableEvent& GetVSyncEvent();
+ /**
+ * Gets the internal vsync event.
+ *
+ * @returns The internal Vsync event if it has not yet been retrieved,
+ * VI::ResultPermissionDenied otherwise.
+ */
+ [[nodiscard]] ResultVal<Kernel::KReadableEvent*> GetVSyncEvent();
+
+ /// Gets the internal vsync event.
+ Kernel::KReadableEvent* GetVSyncEventUnchecked();
/// Signals the internal vsync event.
void SignalVSyncEvent();
@@ -118,6 +127,7 @@ private:
std::vector<std::unique_ptr<Layer>> layers;
Kernel::KEvent* vsync_event{};
+ bool got_vsync_event{false};
};
} // namespace Service::VI
diff --git a/src/core/hle/service/vi/vi.cpp b/src/core/hle/service/vi/vi.cpp
index 0a347a0e9..f083811ec 100644
--- a/src/core/hle/service/vi/vi.cpp
+++ b/src/core/hle/service/vi/vi.cpp
@@ -671,19 +671,23 @@ private:
IPC::RequestParser rp{ctx};
const u64 display_id = rp.Pop<u64>();
- LOG_WARNING(Service_VI, "(STUBBED) called. display_id=0x{:016X}", display_id);
+ LOG_DEBUG(Service_VI, "called. display_id={}", display_id);
const auto vsync_event = nv_flinger.FindVsyncEvent(display_id);
- if (!vsync_event) {
- LOG_ERROR(Service_VI, "Vsync event was not found for display_id={}", display_id);
+ if (vsync_event.Failed()) {
+ const auto result = vsync_event.Code();
+ if (result == ResultNotFound) {
+ LOG_ERROR(Service_VI, "Vsync event was not found for display_id={}", display_id);
+ }
+
IPC::ResponseBuilder rb{ctx, 2};
- rb.Push(ResultNotFound);
+ rb.Push(result);
return;
}
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(ResultSuccess);
- rb.PushCopyObjects(vsync_event);
+ rb.PushCopyObjects(*vsync_event);
}
void ConvertScalingMode(Kernel::HLERequestContext& ctx) {