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authorLiam <byteslice@airmail.cc>2022-11-15 03:00:32 +0100
committerLiam <byteslice@airmail.cc>2022-11-15 03:18:52 +0100
commitcf202f371862ebe92dd88924a9f7b8cfbc7ad738 (patch)
treed77708003ece5424446ac2824415c98dc1cf0c86 /src/core/hle/service
parentMerge pull request #9225 from liamwhite/debugger-instance (diff)
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Diffstat (limited to '')
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue_core.cpp6
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue_core.h5
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue_producer.cpp14
-rw-r--r--src/core/hle/service/nvflinger/buffer_queue_producer.h3
4 files changed, 16 insertions, 12 deletions
diff --git a/src/core/hle/service/nvflinger/buffer_queue_core.cpp b/src/core/hle/service/nvflinger/buffer_queue_core.cpp
index ea4a14ea4..3d1338e66 100644
--- a/src/core/hle/service/nvflinger/buffer_queue_core.cpp
+++ b/src/core/hle/service/nvflinger/buffer_queue_core.cpp
@@ -23,15 +23,17 @@ void BufferQueueCore::NotifyShutdown() {
}
void BufferQueueCore::SignalDequeueCondition() {
+ dequeue_possible.store(true);
dequeue_condition.notify_all();
}
-bool BufferQueueCore::WaitForDequeueCondition() {
+bool BufferQueueCore::WaitForDequeueCondition(std::unique_lock<std::mutex>& lk) {
if (is_shutting_down) {
return false;
}
- dequeue_condition.wait(mutex);
+ dequeue_condition.wait(lk, [&] { return dequeue_possible.load(); });
+ dequeue_possible.store(false);
return true;
}
diff --git a/src/core/hle/service/nvflinger/buffer_queue_core.h b/src/core/hle/service/nvflinger/buffer_queue_core.h
index ca6baefaf..85b3bc4c1 100644
--- a/src/core/hle/service/nvflinger/buffer_queue_core.h
+++ b/src/core/hle/service/nvflinger/buffer_queue_core.h
@@ -38,7 +38,7 @@ public:
private:
void SignalDequeueCondition();
- bool WaitForDequeueCondition();
+ bool WaitForDequeueCondition(std::unique_lock<std::mutex>& lk);
s32 GetMinUndequeuedBufferCountLocked(bool async) const;
s32 GetMinMaxBufferCountLocked(bool async) const;
@@ -60,7 +60,8 @@ private:
BufferQueueDefs::SlotsType slots{};
std::vector<BufferItem> queue;
s32 override_max_buffer_count{};
- mutable std::condition_variable_any dequeue_condition;
+ std::condition_variable dequeue_condition;
+ std::atomic<bool> dequeue_possible{};
const bool use_async_buffer{}; // This is always disabled on HOS
bool dequeue_buffer_cannot_block{};
PixelFormat default_buffer_format{PixelFormat::Rgba8888};
diff --git a/src/core/hle/service/nvflinger/buffer_queue_producer.cpp b/src/core/hle/service/nvflinger/buffer_queue_producer.cpp
index 41ba44b21..e601b5da1 100644
--- a/src/core/hle/service/nvflinger/buffer_queue_producer.cpp
+++ b/src/core/hle/service/nvflinger/buffer_queue_producer.cpp
@@ -121,8 +121,8 @@ Status BufferQueueProducer::SetBufferCount(s32 buffer_count) {
return Status::NoError;
}
-Status BufferQueueProducer::WaitForFreeSlotThenRelock(bool async, s32* found,
- Status* return_flags) const {
+Status BufferQueueProducer::WaitForFreeSlotThenRelock(bool async, s32* found, Status* return_flags,
+ std::unique_lock<std::mutex>& lk) const {
bool try_again = true;
while (try_again) {
@@ -214,7 +214,7 @@ Status BufferQueueProducer::WaitForFreeSlotThenRelock(bool async, s32* found,
return Status::WouldBlock;
}
- if (!core->WaitForDequeueCondition()) {
+ if (!core->WaitForDequeueCondition(lk)) {
// We are no longer running
return Status::NoError;
}
@@ -237,7 +237,7 @@ Status BufferQueueProducer::DequeueBuffer(s32* out_slot, Fence* out_fence, bool
Status return_flags = Status::NoError;
bool attached_by_consumer = false;
{
- std::scoped_lock lock{core->mutex};
+ std::unique_lock lock{core->mutex};
core->WaitWhileAllocatingLocked();
if (format == PixelFormat::NoFormat) {
@@ -248,7 +248,7 @@ Status BufferQueueProducer::DequeueBuffer(s32* out_slot, Fence* out_fence, bool
usage |= core->consumer_usage_bit;
s32 found{};
- Status status = WaitForFreeSlotThenRelock(async, &found, &return_flags);
+ Status status = WaitForFreeSlotThenRelock(async, &found, &return_flags, lock);
if (status != Status::NoError) {
return status;
}
@@ -400,13 +400,13 @@ Status BufferQueueProducer::AttachBuffer(s32* out_slot,
return Status::BadValue;
}
- std::scoped_lock lock{core->mutex};
+ std::unique_lock lock{core->mutex};
core->WaitWhileAllocatingLocked();
Status return_flags = Status::NoError;
s32 found{};
- const auto status = WaitForFreeSlotThenRelock(false, &found, &return_flags);
+ const auto status = WaitForFreeSlotThenRelock(false, &found, &return_flags, lock);
if (status != Status::NoError) {
return status;
}
diff --git a/src/core/hle/service/nvflinger/buffer_queue_producer.h b/src/core/hle/service/nvflinger/buffer_queue_producer.h
index 7526bf8ec..1d380480f 100644
--- a/src/core/hle/service/nvflinger/buffer_queue_producer.h
+++ b/src/core/hle/service/nvflinger/buffer_queue_producer.h
@@ -70,7 +70,8 @@ public:
private:
BufferQueueProducer(const BufferQueueProducer&) = delete;
- Status WaitForFreeSlotThenRelock(bool async, s32* found, Status* return_flags) const;
+ Status WaitForFreeSlotThenRelock(bool async, s32* found, Status* return_flags,
+ std::unique_lock<std::mutex>& lk) const;
Kernel::KEvent* buffer_wait_event{};
Service::KernelHelpers::ServiceContext& service_context;