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-rw-r--r--src/core/hle/kernel/hle_ipc.cpp10
-rw-r--r--src/core/hle/kernel/hle_ipc.h4
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue.cpp20
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue.h8
-rw-r--r--src/core/hle/service/nvflinger/nvflinger.cpp3
-rw-r--r--src/core/hle/service/vi/vi.cpp8
6 files changed, 21 insertions, 32 deletions
diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp
index 2532dd450..b1e6f565b 100644
--- a/src/core/hle/kernel/hle_ipc.cpp
+++ b/src/core/hle/kernel/hle_ipc.cpp
@@ -29,7 +29,8 @@ void SessionRequestHandler::ClientDisconnected(SharedPtr<ServerSession> server_s
SharedPtr<Event> HLERequestContext::SleepClientThread(SharedPtr<Thread> thread,
const std::string& reason, u64 timeout,
- WakeupCallback&& callback) {
+ WakeupCallback&& callback,
+ Kernel::SharedPtr<Kernel::Event> event) {
// Put the client thread to sleep until the wait event is signaled or the timeout expires.
thread->wakeup_callback =
@@ -41,7 +42,12 @@ SharedPtr<Event> HLERequestContext::SleepClientThread(SharedPtr<Thread> thread,
return true;
};
- auto event = Kernel::Event::Create(Kernel::ResetType::OneShot, "HLE Pause Event: " + reason);
+ if (!event) {
+ // Create event if not provided
+ event = Kernel::Event::Create(Kernel::ResetType::OneShot, "HLE Pause Event: " + reason);
+ }
+
+ event->Clear();
thread->status = THREADSTATUS_WAIT_HLE_EVENT;
thread->wait_objects = {event};
event->AddWaitingThread(thread);
diff --git a/src/core/hle/kernel/hle_ipc.h b/src/core/hle/kernel/hle_ipc.h
index 376263eac..c6eca7404 100644
--- a/src/core/hle/kernel/hle_ipc.h
+++ b/src/core/hle/kernel/hle_ipc.h
@@ -118,10 +118,12 @@ public:
* @param callback Callback to be invoked when the thread is resumed. This callback must write
* the entire command response once again, regardless of the state of it before this function
* was called.
+ * @param event Event to use to wake up the thread. If unspecified, an event will be created.
* @returns Event that when signaled will resume the thread and call the callback function.
*/
SharedPtr<Event> SleepClientThread(SharedPtr<Thread> thread, const std::string& reason,
- u64 timeout, WakeupCallback&& callback);
+ u64 timeout, WakeupCallback&& callback,
+ Kernel::SharedPtr<Kernel::Event> event = nullptr);
void ParseCommandBuffer(u32_le* src_cmdbuf, bool incoming);
diff --git a/src/core/hle/service/nvflinger/buffer_queue.cpp b/src/core/hle/service/nvflinger/buffer_queue.cpp
index f7f2fe1b2..a181cd2dc 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.cpp
+++ b/src/core/hle/service/nvflinger/buffer_queue.cpp
@@ -13,8 +13,8 @@ namespace Service {
namespace NVFlinger {
BufferQueue::BufferQueue(u32 id, u64 layer_id) : id(id), layer_id(layer_id) {
- native_handle = Kernel::Event::Create(Kernel::ResetType::OneShot, "BufferQueue NativeHandle");
- native_handle->Signal();
+ buffer_wait_event =
+ Kernel::Event::Create(Kernel::ResetType::Sticky, "BufferQueue NativeHandle");
}
void BufferQueue::SetPreallocatedBuffer(u32 slot, IGBPBuffer& igbp_buffer) {
@@ -26,10 +26,7 @@ void BufferQueue::SetPreallocatedBuffer(u32 slot, IGBPBuffer& igbp_buffer) {
LOG_WARNING(Service, "Adding graphics buffer {}", slot);
queue.emplace_back(buffer);
-
- if (buffer_wait_event) {
- buffer_wait_event->Signal();
- }
+ buffer_wait_event->Signal();
}
boost::optional<u32> BufferQueue::DequeueBuffer(u32 width, u32 height) {
@@ -48,8 +45,6 @@ boost::optional<u32> BufferQueue::DequeueBuffer(u32 width, u32 height) {
return boost::none;
}
- buffer_wait_event = nullptr;
-
itr->status = Buffer::Status::Dequeued;
return itr->slot;
}
@@ -88,9 +83,7 @@ void BufferQueue::ReleaseBuffer(u32 slot) {
ASSERT(itr->status == Buffer::Status::Acquired);
itr->status = Buffer::Status::Free;
- if (buffer_wait_event) {
- buffer_wait_event->Signal();
- }
+ buffer_wait_event->Signal();
}
u32 BufferQueue::Query(QueryType type) {
@@ -106,10 +99,5 @@ u32 BufferQueue::Query(QueryType type) {
return 0;
}
-void BufferQueue::SetBufferWaitEvent(Kernel::SharedPtr<Kernel::Event>&& wait_event) {
- ASSERT_MSG(!buffer_wait_event, "buffer_wait_event only supports a single waiting thread!");
- buffer_wait_event = std::move(wait_event);
-}
-
} // namespace NVFlinger
} // namespace Service
diff --git a/src/core/hle/service/nvflinger/buffer_queue.h b/src/core/hle/service/nvflinger/buffer_queue.h
index 1de5767cb..1e55b487e 100644
--- a/src/core/hle/service/nvflinger/buffer_queue.h
+++ b/src/core/hle/service/nvflinger/buffer_queue.h
@@ -77,14 +77,13 @@ public:
boost::optional<const Buffer&> AcquireBuffer();
void ReleaseBuffer(u32 slot);
u32 Query(QueryType type);
- void SetBufferWaitEvent(Kernel::SharedPtr<Kernel::Event>&& wait_event);
u32 GetId() const {
return id;
}
- Kernel::SharedPtr<Kernel::Event> GetNativeHandle() const {
- return native_handle;
+ Kernel::SharedPtr<Kernel::Event> GetBufferWaitEvent() const {
+ return buffer_wait_event;
}
private:
@@ -92,9 +91,6 @@ private:
u64 layer_id;
std::vector<Buffer> queue;
- Kernel::SharedPtr<Kernel::Event> native_handle;
-
- /// Used to signal waiting thread when no buffers are available
Kernel::SharedPtr<Kernel::Event> buffer_wait_event;
};
diff --git a/src/core/hle/service/nvflinger/nvflinger.cpp b/src/core/hle/service/nvflinger/nvflinger.cpp
index ef3c2cc98..826646b7d 100644
--- a/src/core/hle/service/nvflinger/nvflinger.cpp
+++ b/src/core/hle/service/nvflinger/nvflinger.cpp
@@ -152,9 +152,6 @@ void NVFlinger::Compose() {
igbp_buffer.width, igbp_buffer.height, igbp_buffer.stride, buffer->transform);
buffer_queue->ReleaseBuffer(buffer->slot);
-
- // TODO(Subv): Figure out when we should actually signal this event.
- buffer_queue->GetNativeHandle()->Signal();
}
}
diff --git a/src/core/hle/service/vi/vi.cpp b/src/core/hle/service/vi/vi.cpp
index f3765b555..e094510bf 100644
--- a/src/core/hle/service/vi/vi.cpp
+++ b/src/core/hle/service/vi/vi.cpp
@@ -495,7 +495,7 @@ private:
ctx.WriteBuffer(response.Serialize());
} else {
// Wait the current thread until a buffer becomes available
- auto wait_event = ctx.SleepClientThread(
+ ctx.SleepClientThread(
Kernel::GetCurrentThread(), "IHOSBinderDriver::DequeueBuffer", -1,
[=](Kernel::SharedPtr<Kernel::Thread> thread, Kernel::HLERequestContext& ctx,
ThreadWakeupReason reason) {
@@ -506,8 +506,8 @@ private:
ctx.WriteBuffer(response.Serialize());
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
- });
- buffer_queue->SetBufferWaitEvent(std::move(wait_event));
+ },
+ buffer_queue->GetBufferWaitEvent());
}
} else if (transaction == TransactionId::RequestBuffer) {
IGBPRequestBufferRequestParcel request{ctx.ReadBuffer()};
@@ -565,7 +565,7 @@ private:
LOG_WARNING(Service_VI, "(STUBBED) called id={}, unknown={:08X}", id, unknown);
IPC::ResponseBuilder rb{ctx, 2, 1};
rb.Push(RESULT_SUCCESS);
- rb.PushCopyObjects(buffer_queue->GetNativeHandle());
+ rb.PushCopyObjects(buffer_queue->GetBufferWaitEvent());
}
std::shared_ptr<NVFlinger::NVFlinger> nv_flinger;
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 00:57:04 +0000