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hle: kernel: Reimplement KReadableEvent and KWritableEvent.

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This commit is contained in:
bunnei 2021-01-31 01:38:57 -08:00
parent 6bf80dfee0
commit ff3c7c068b
38 changed files with 342 additions and 299 deletions
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17
src/core/hle/service/nvflinger/buffer_queue.cpp
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@ -7,7 +7,7 @@
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/kernel/k_readable_event.h"
#include "core/hle/kernel/k_event.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/service/nvflinger/buffer_queue.h"
@ -16,7 +16,8 @@ namespace Service::NVFlinger {
BufferQueue::BufferQueue(Kernel::KernelCore& kernel, u32 id, u64 layer_id)
: id(id), layer_id(layer_id) {
buffer_wait_event = Kernel::KWritableEvent::CreateEventPair(kernel, "BufferQueue NativeHandle");
buffer_wait_event = Kernel::KEvent::Create(kernel, "BufferQueue:WaitEvent");
buffer_wait_event->Initialize();
}
BufferQueue::~BufferQueue() = default;
@ -41,7 +42,7 @@ void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer)
.multi_fence = {},
};
buffer_wait_event.writable->Signal();
buffer_wait_event->GetWritableEvent()->Signal();
}
std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> BufferQueue::DequeueBuffer(u32 width,
@ -119,7 +120,7 @@ void BufferQueue::CancelBuffer(u32 slot, const Service::Nvidia::MultiFence& mult
}
free_buffers_condition.notify_one();
buffer_wait_event.writable->Signal();
buffer_wait_event->GetWritableEvent()->Signal();
}
std::optional<std::reference_wrapper<const BufferQueue::Buffer>> BufferQueue::AcquireBuffer() {
@ -154,7 +155,7 @@ void BufferQueue::ReleaseBuffer(u32 slot) {
}
free_buffers_condition.notify_one();
buffer_wait_event.writable->Signal();
buffer_wait_event->GetWritableEvent()->Signal();
}
void BufferQueue::Connect() {
@ -169,7 +170,7 @@ void BufferQueue::Disconnect() {
std::unique_lock lock{queue_sequence_mutex};
queue_sequence.clear();
}
buffer_wait_event.writable->Signal();
buffer_wait_event->GetWritableEvent()->Signal();
is_connect = false;
free_buffers_condition.notify_one();
}
@ -189,11 +190,11 @@ u32 BufferQueue::Query(QueryType type) {
}
std::shared_ptr<Kernel::KWritableEvent> BufferQueue::GetWritableBufferWaitEvent() const {
return buffer_wait_event.writable;
return buffer_wait_event->GetWritableEvent();
}
std::shared_ptr<Kernel::KReadableEvent> BufferQueue::GetBufferWaitEvent() const {
return buffer_wait_event.readable;
return buffer_wait_event->GetReadableEvent();
}
} // namespace Service::NVFlinger

8
src/core/hle/service/nvflinger/buffer_queue.h
View file

@ -13,13 +13,15 @@
#include "common/common_funcs.h"
#include "common/math_util.h"
#include "common/swap.h"
#include "core/hle/kernel/k_writable_event.h"
#include "core/hle/kernel/object.h"
#include "core/hle/service/nvdrv/nvdata.h"
namespace Kernel {
class KernelCore;
}
class KEvent;
class KReadableEvent;
class KWritableEvent;
} // namespace Kernel
namespace Service::NVFlinger {
@ -127,7 +129,7 @@ private:
std::list<u32> free_buffers;
std::array<Buffer, buffer_slots> buffers;
std::list<u32> queue_sequence;
Kernel::EventPair buffer_wait_event;
std::shared_ptr<Kernel::KEvent> buffer_wait_event;
std::mutex free_buffers_mutex;
std::condition_variable free_buffers_condition;