diff options
Diffstat (limited to 'src/core/hle/service/nvflinger')
-rw-r--r-- | src/core/hle/service/nvflinger/buffer_queue_consumer.cpp | 44 | ||||
-rw-r--r-- | src/core/hle/service/nvflinger/buffer_queue_consumer.h | 4 |
2 files changed, 38 insertions, 10 deletions
diff --git a/src/core/hle/service/nvflinger/buffer_queue_consumer.cpp b/src/core/hle/service/nvflinger/buffer_queue_consumer.cpp index 41fbba219..c527c577e 100644 --- a/src/core/hle/service/nvflinger/buffer_queue_consumer.cpp +++ b/src/core/hle/service/nvflinger/buffer_queue_consumer.cpp @@ -18,8 +18,7 @@ BufferQueueConsumer::BufferQueueConsumer(std::shared_ptr<BufferQueueCore> core_) BufferQueueConsumer::~BufferQueueConsumer() = default; Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer, - std::chrono::nanoseconds expected_present, - u64 max_frame_number) { + std::chrono::nanoseconds expected_present) { std::scoped_lock lock(core->mutex); // Check that the consumer doesn't currently have the maximum number of buffers acquired. @@ -50,12 +49,6 @@ Status BufferQueueConsumer::AcquireBuffer(BufferItem* out_buffer, while (core->queue.size() > 1 && !core->queue[0].is_auto_timestamp) { const auto& buffer_item{core->queue[1]}; - // If dropping entry[0] would leave us with a buffer that the consumer is not yet ready - // for, don't drop it. - if (max_frame_number && buffer_item.frame_number > max_frame_number) { - break; - } - // If entry[1] is timely, drop entry[0] (and repeat). const auto desired_present = buffer_item.timestamp; if (desired_present < expected_present.count() - MAX_REASONABLE_NSEC || @@ -200,4 +193,39 @@ Status BufferQueueConsumer::Connect(std::shared_ptr<IConsumerListener> consumer_ return Status::NoError; } +Status BufferQueueConsumer::GetReleasedBuffers(u64* out_slot_mask) { + if (out_slot_mask == nullptr) { + LOG_ERROR(Service_NVFlinger, "out_slot_mask may not be nullptr"); + return Status::BadValue; + } + + std::scoped_lock lock(core->mutex); + + if (core->is_abandoned) { + LOG_ERROR(Service_NVFlinger, "BufferQueue has been abandoned"); + return Status::NoInit; + } + + u64 mask = 0; + for (int s = 0; s < BufferQueueDefs::NUM_BUFFER_SLOTS; ++s) { + if (!slots[s].acquire_called) { + mask |= (1ULL << s); + } + } + + // Remove from the mask queued buffers for which acquire has been called, since the consumer + // will not receive their buffer addresses and so must retain their cached information + auto current(core->queue.begin()); + while (current != core->queue.end()) { + if (current->acquire_called) { + mask &= ~(1ULL << current->slot); + } + ++current; + } + + LOG_DEBUG(Service_NVFlinger, "returning mask {}", mask); + *out_slot_mask = mask; + return Status::NoError; +} + } // namespace Service::android diff --git a/src/core/hle/service/nvflinger/buffer_queue_consumer.h b/src/core/hle/service/nvflinger/buffer_queue_consumer.h index f22854394..8a047fe06 100644 --- a/src/core/hle/service/nvflinger/buffer_queue_consumer.h +++ b/src/core/hle/service/nvflinger/buffer_queue_consumer.h @@ -24,10 +24,10 @@ public: explicit BufferQueueConsumer(std::shared_ptr<BufferQueueCore> core_); ~BufferQueueConsumer(); - Status AcquireBuffer(BufferItem* out_buffer, std::chrono::nanoseconds expected_present, - u64 max_frame_number = 0); + Status AcquireBuffer(BufferItem* out_buffer, std::chrono::nanoseconds expected_present); Status ReleaseBuffer(s32 slot, u64 frame_number, const Fence& release_fence); Status Connect(std::shared_ptr<IConsumerListener> consumer_listener, bool controlled_by_app); + Status GetReleasedBuffers(u64* out_slot_mask); private: std::shared_ptr<BufferQueueCore> core; |