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hle: nvflinger: Use std::chrono for present_ns.

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This commit is contained in:
bunnei
2022-03-19 21:52:08 -07:00
parent ca12a77670
commit 650c9d0d62
7 changed files with 30 additions and 25 deletions
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4
src/core/hle/service/nvflinger/buffer_item_consumer.cpp
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@@ -15,7 +15,7 @@ namespace Service::android {
BufferItemConsumer::BufferItemConsumer(std::unique_ptr<BufferQueueConsumer> consumer_)
: ConsumerBase{std::move(consumer_)} {}
Status BufferItemConsumer::AcquireBuffer(BufferItem* item, u64 present_when_ns,
Status BufferItemConsumer::AcquireBuffer(BufferItem* item, std::chrono::nanoseconds present_when,
bool wait_for_fence) {
if (!item) {
return Status::BadValue;
@@ -23,7 +23,7 @@ Status BufferItemConsumer::AcquireBuffer(BufferItem* item, u64 present_when_ns,
std::unique_lock lock(mutex);
if (const auto status = AcquireBufferLocked(item, present_when_ns); status != Status::NoError) {
if (const auto status = AcquireBufferLocked(item, present_when); status != Status::NoError) {
if (status != Status::NoBufferAvailable) {
LOG_ERROR(Service_NVFlinger, "Failed to acquire buffer: {}", status);
}

4
src/core/hle/service/nvflinger/buffer_item_consumer.h
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@@ -6,6 +6,7 @@
#pragma once
#include <chrono>
#include <memory>
#include "common/common_types.h"
@@ -19,7 +20,8 @@ class BufferItem;
class BufferItemConsumer final : public ConsumerBase {
public:
explicit BufferItemConsumer(std::unique_ptr<BufferQueueConsumer> consumer);
Status AcquireBuffer(BufferItem* item, u64 present_when_ns, bool wait_for_fence = true);
Status AcquireBuffer(BufferItem* item, std::chrono::nanoseconds present_when,
bool wait_for_fence = true);
Status ReleaseBuffer(const BufferItem& item, Fence& release_fence);
};

34
src/core/hle/service/nvflinger/buffer_queue_consumer.cpp
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@@ -17,7 +17,8 @@ BufferQueueConsumer::BufferQueueConsumer(std::shared_ptr<BufferQueueCore> core_)
BufferQueueConsumer::~BufferQueueConsumer() = default;
Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer, s64 expected_presenst_ns,
Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer,
std::chrono::nanoseconds expected_present,
u64 max_frame_number) {
s32 num_dropped_buffers{};
@@ -26,12 +27,10 @@ Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer, s64 expected_p
std::unique_lock lock(core->mutex);
// Check that the consumer doesn't currently have the maximum number of buffers acquired.
s32 num_acquired_buffers{};
for (const auto& slot : slots) {
if (slot.buffer_state == BufferState::Acquired) {
++num_acquired_buffers;
}
}
const s32 num_acquired_buffers{
static_cast<s32>(std::count_if(slots.begin(), slots.end(), [](const auto& slot) {
return slot.buffer_state == BufferState::Acquired;
}))};
if (num_acquired_buffers >= core->max_acquired_buffer_count + 1) {
LOG_ERROR(Service_NVFlinger, "max acquired buffer count reached: {} (max {})",
@@ -46,8 +45,8 @@ Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer, s64 expected_p
auto front(core->queue.begin());
// If expected_presenst_ns is specified, we may not want to return a buffer yet.
if (expected_presenst_ns != 0) {
// If expected_present is specified, we may not want to return a buffer yet.
if (expected_present.count() != 0) {
constexpr auto MAX_REASONABLE_NSEC = 1000000000LL; // 1 second
// The expected_presenst_ns argument indicates when the buffer is expected to be
@@ -63,17 +62,17 @@ Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer, s64 expected_p
// If entry[1] is timely, drop entry[0] (and repeat).
const auto desired_present = buffer_item.timestamp;
if (desired_present < expected_presenst_ns - MAX_REASONABLE_NSEC ||
desired_present > expected_presenst_ns) {
if (desired_present < expected_present.count() - MAX_REASONABLE_NSEC ||
desired_present > expected_present.count()) {
// This buffer is set to display in the near future, or desired_present is
// garbage.
LOG_DEBUG(Service_NVFlinger, "nodrop desire={} expect={}", desired_present,
expected_presenst_ns);
expected_present.count());
break;
}
LOG_DEBUG(Service_NVFlinger, "drop desire={} expect={} size={}", desired_present,
expected_presenst_ns, core->queue.size());
expected_present.count(), core->queue.size());
if (core->StillTracking(&*front)) {
// Front buffer is still in mSlots, so mark the slot as free
@@ -89,19 +88,20 @@ Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer, s64 expected_p
// See if the front buffer is ready to be acquired.
const auto desired_present = front->timestamp;
const auto buffer_is_due = desired_present <= expected_presenst_ns ||
desired_present > expected_presenst_ns + MAX_REASONABLE_NSEC;
const auto buffer_is_due =
desired_present <= expected_present.count() ||
desired_present > expected_present.count() + MAX_REASONABLE_NSEC;
const auto consumer_is_ready =
max_frame_number > 0 ? front->frame_number <= max_frame_number : true;
if (!buffer_is_due || !consumer_is_ready) {
LOG_DEBUG(Service_NVFlinger, "defer desire={} expect={}", desired_present,
expected_presenst_ns);
expected_present.count());
return Status::PresentLater;
}
LOG_DEBUG(Service_NVFlinger, "accept desire={} expect={}", desired_present,
expected_presenst_ns);
expected_present.count());
}
const auto slot = front->slot;

3
src/core/hle/service/nvflinger/buffer_queue_consumer.h
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@@ -6,6 +6,7 @@
#pragma once
#include <chrono>
#include <memory>
#include "common/common_types.h"
@@ -23,7 +24,7 @@ public:
explicit BufferQueueConsumer(std::shared_ptr<BufferQueueCore> core_);
~BufferQueueConsumer();
Status AcquireBuffer(BufferItem* out_buffer, s64 expected_presenst_ns,
Status AcquireBuffer(BufferItem* out_buffer, std::chrono::nanoseconds expected_present,
u64 max_frame_number = 0);
Status ReleaseBuffer(s32 slot, u64 frame_number, const Fence& release_fence);
Status Connect(std::shared_ptr<IConsumerListener> consumer_listener, bool controlled_by_app);

4
src/core/hle/service/nvflinger/consumer_base.cpp
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@@ -52,14 +52,14 @@ void ConsumerBase::OnBuffersReleased() {
void ConsumerBase::OnSidebandStreamChanged() {}
Status ConsumerBase::AcquireBufferLocked(BufferItem* item, u64 present_when_ns,
Status ConsumerBase::AcquireBufferLocked(BufferItem* item, std::chrono::nanoseconds present_when,
u64 max_frame_number) {
if (is_abandoned) {
LOG_ERROR(Service_NVFlinger, "consumer is abandoned!");
return Status::NoInit;
}
Status err = consumer->AcquireBuffer(item, present_when_ns, max_frame_number);
Status err = consumer->AcquireBuffer(item, present_when, max_frame_number);
if (err != Status::NoError) {
return err;
}

4
src/core/hle/service/nvflinger/consumer_base.h
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@@ -7,6 +7,7 @@
#pragma once
#include <array>
#include <chrono>
#include <memory>
#include <mutex>
@@ -34,7 +35,8 @@ protected:
virtual void OnSidebandStreamChanged() override;
void FreeBufferLocked(s32 slot_index);
Status AcquireBufferLocked(BufferItem* item, u64 present_when_ns, u64 max_frame_number = 0);
Status AcquireBufferLocked(BufferItem* item, std::chrono::nanoseconds present_when,
u64 max_frame_number = 0);
Status ReleaseBufferLocked(s32 slot, const std::shared_ptr<GraphicBuffer> graphic_buffer);
bool StillTracking(s32 slot, const std::shared_ptr<GraphicBuffer> graphic_buffer);
Status AddReleaseFenceLocked(s32 slot, const std::shared_ptr<GraphicBuffer> graphic_buffer,

2
src/core/hle/service/nvflinger/nvflinger.cpp
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@@ -240,7 +240,7 @@ void NVFlinger::Compose() {
VI::Layer& layer = display.GetLayer(0);
android::BufferItem buffer{};
const auto status = layer.GetConsumer().AcquireBuffer(&buffer, 0, false);
const auto status = layer.GetConsumer().AcquireBuffer(&buffer, {}, false);
if (status != android::Status::NoError) {
continue;