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nv_services: Correct buffer queue fencing and GPFifo fencing

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This commit is contained in:
Fernando Sahmkow 2019-06-07 11:34:55 -04:00 committed by FernandoS27
parent ceb5f5079c
commit 737e978f5b
8 changed files with 70 additions and 57 deletions
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1
src/core/CMakeLists.txt
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@ -369,6 +369,7 @@ add_library(core STATIC
hle/service/nvdrv/devices/nvmap.h
hle/service/nvdrv/interface.cpp
hle/service/nvdrv/interface.h
hle/service/nvdrv/nvdata.h
hle/service/nvdrv/nvdrv.cpp
hle/service/nvdrv/nvdrv.h
hle/service/nvdrv/nvmemp.cpp

8
src/core/hle/service/nvdrv/devices/nvhost_gpu.cpp
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@ -155,8 +155,8 @@ u32 nvhost_gpu::SubmitGPFIFO(const std::vector<u8>& input, std::vector<u8>& outp
Core::System::GetInstance().GPU().PushGPUEntries(std::move(entries));
params.fence_out.id = 0;
params.fence_out.value = 0;
// TODO(Blinkhawk): Figure how thoios fence is set
// params.fence_out.value = 0;
std::memcpy(output.data(), &params, sizeof(IoctlSubmitGpfifo));
return 0;
}
@ -176,8 +176,8 @@ u32 nvhost_gpu::KickoffPB(const std::vector<u8>& input, std::vector<u8>& output)
Core::System::GetInstance().GPU().PushGPUEntries(std::move(entries));
params.fence_out.id = 0;
params.fence_out.value = 0;
// TODO(Blinkhawk): Figure how thoios fence is set
// params.fence_out.value = 0;
std::memcpy(output.data(), &params, output.size());
return 0;
}

10
src/core/hle/service/nvdrv/devices/nvhost_gpu.h
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@ -113,11 +113,11 @@ private:
static_assert(sizeof(IoctlGetErrorNotification) == 16,
"IoctlGetErrorNotification is incorrect size");
struct IoctlFence {
struct Fence {
u32_le id;
u32_le value;
};
static_assert(sizeof(IoctlFence) == 8, "IoctlFence is incorrect size");
static_assert(sizeof(Fence) == 8, "Fence is incorrect size");
struct IoctlAllocGpfifoEx {
u32_le num_entries;
@ -135,7 +135,7 @@ private:
u32_le num_entries; // in
u32_le flags; // in
u32_le unk0; // in (1 works)
IoctlFence fence_out; // out
Fence fence_out; // out
u32_le unk1; // in
u32_le unk2; // in
u32_le unk3; // in
@ -154,9 +154,9 @@ private:
u64_le address; // pointer to gpfifo entry structs
u32_le num_entries; // number of fence objects being submitted
u32_le flags;
IoctlFence fence_out; // returned new fence object for others to wait on
Fence fence_out; // returned new fence object for others to wait on
};
static_assert(sizeof(IoctlSubmitGpfifo) == 16 + sizeof(IoctlFence),
static_assert(sizeof(IoctlSubmitGpfifo) == 16 + sizeof(Fence),
"IoctlSubmitGpfifo is incorrect size");
struct IoctlGetWaitbase {

25
src/core/hle/service/nvdrv/nvdata.h Normal file
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@ -0,0 +1,25 @@
#pragma once
#include <array>
#include "common/common_types.h"
namespace Service::Nvidia {
struct Fence {
s32 id;
u32 value;
};
static_assert(sizeof(Fence) == 8, "Fence has wrong size");
struct MultiFence {
u32 num_fences;
std::array<Fence, 4> fences;
};
enum class NvResult : u32 {
Success = 0,
TryAgain = 11,
};
} // namespace Service::Nvidia

8
src/core/hle/service/nvdrv/nvdrv.h
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@ -8,6 +8,7 @@
#include <unordered_map>
#include <vector>
#include "common/common_types.h"
#include "core/hle/service/nvdrv/nvdata.h"
#include "core/hle/service/service.h"
namespace Service::NVFlinger {
@ -20,13 +21,6 @@ namespace Devices {
class nvdevice;
}
struct IoctlFence {
u32 id;
u32 value;
};
static_assert(sizeof(IoctlFence) == 8, "IoctlFence has wrong size");
class Module final {
public:
Module();

9
src/core/hle/service/nvflinger/buffer_queue.cpp
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@ -34,7 +34,8 @@ void BufferQueue::SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer)
buffer_wait_event.writable->Signal();
}
std::optional<u32> BufferQueue::DequeueBuffer(u32 width, u32 height) {
std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> BufferQueue::DequeueBuffer(u32 width,
u32 height) {
auto itr = std::find_if(queue.begin(), queue.end(), [&](const Buffer& buffer) {
// Only consider free buffers. Buffers become free once again after they've been Acquired
// and Released by the compositor, see the NVFlinger::Compose method.
@ -51,7 +52,7 @@ std::optional<u32> BufferQueue::DequeueBuffer(u32 width, u32 height) {
}
itr->status = Buffer::Status::Dequeued;
return itr->slot;
return {{itr->slot, &itr->multi_fence}};
}
const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const {
@ -63,7 +64,8 @@ const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const {
}
void BufferQueue::QueueBuffer(u32 slot, BufferTransformFlags transform,
const Common::Rectangle<int>& crop_rect, u32 swap_interval) {
const Common::Rectangle<int>& crop_rect, u32 swap_interval,
Service::Nvidia::MultiFence& multi_fence) {
auto itr = std::find_if(queue.begin(), queue.end(),
[&](const Buffer& buffer) { return buffer.slot == slot; });
ASSERT(itr != queue.end());
@ -72,6 +74,7 @@ void BufferQueue::QueueBuffer(u32 slot, BufferTransformFlags transform,
itr->transform = transform;
itr->crop_rect = crop_rect;
itr->swap_interval = swap_interval;
itr->multi_fence = multi_fence;
}
std::optional<std::reference_wrapper<const BufferQueue::Buffer>> BufferQueue::AcquireBuffer() {

8
src/core/hle/service/nvflinger/buffer_queue.h
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@ -12,6 +12,7 @@
#include "common/swap.h"
#include "core/hle/kernel/object.h"
#include "core/hle/kernel/writable_event.h"
#include "core/hle/service/nvdrv/nvdata.h"
namespace Service::NVFlinger {
@ -69,13 +70,16 @@ public:
BufferTransformFlags transform;
Common::Rectangle<int> crop_rect;
u32 swap_interval;
Service::Nvidia::MultiFence multi_fence;
};
void SetPreallocatedBuffer(u32 slot, const IGBPBuffer& igbp_buffer);
std::optional<u32> DequeueBuffer(u32 width, u32 height);
std::optional<std::pair<u32, Service::Nvidia::MultiFence*>> DequeueBuffer(u32 width,
u32 height);
const IGBPBuffer& RequestBuffer(u32 slot) const;
void QueueBuffer(u32 slot, BufferTransformFlags transform,
const Common::Rectangle<int>& crop_rect, u32 swap_interval);
const Common::Rectangle<int>& crop_rect, u32 swap_interval,
Service::Nvidia::MultiFence& multi_fence);
std::optional<std::reference_wrapper<const Buffer>> AcquireBuffer();
void ReleaseBuffer(u32 slot);
u32 Query(QueryType type);

46
src/core/hle/service/vi/vi.cpp
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@ -21,6 +21,7 @@
#include "core/hle/kernel/readable_event.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/kernel/writable_event.h"
#include "core/hle/service/nvdrv/nvdata.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "core/hle/service/nvflinger/buffer_queue.h"
#include "core/hle/service/nvflinger/nvflinger.h"
@ -328,32 +329,22 @@ public:
Data data;
};
struct BufferProducerFence {
u32 is_valid;
std::array<Nvidia::IoctlFence, 4> fences;
};
static_assert(sizeof(BufferProducerFence) == 36, "BufferProducerFence has wrong size");
class IGBPDequeueBufferResponseParcel : public Parcel {
public:
explicit IGBPDequeueBufferResponseParcel(u32 slot) : slot(slot) {}
explicit IGBPDequeueBufferResponseParcel(u32 slot, Service::Nvidia::MultiFence& multi_fence)
: slot(slot), multi_fence(multi_fence) {}
~IGBPDequeueBufferResponseParcel() override = default;
protected:
void SerializeData() override {
// TODO(Subv): Find out how this Fence is used.
BufferProducerFence fence = {};
fence.is_valid = 1;
for (auto& fence_ : fence.fences)
fence_.id = -1;
Write(slot);
Write<u32_le>(1);
WriteObject(fence);
WriteObject(multi_fence);
Write<u32_le>(0);
}
u32_le slot;
Service::Nvidia::MultiFence multi_fence;
};
class IGBPRequestBufferRequestParcel : public Parcel {
@ -400,12 +391,6 @@ public:
data = Read<Data>();
}
struct Fence {
u32_le id;
u32_le value;
};
static_assert(sizeof(Fence) == 8, "Fence has wrong size");
struct Data {
u32_le slot;
INSERT_PADDING_WORDS(3);
@ -420,14 +405,13 @@ public:
u32_le sticky_transform;
INSERT_PADDING_WORDS(1);
u32_le swap_interval;
u32_le fence_is_valid;
std::array<Fence, 2> fences;
Service::Nvidia::MultiFence multi_fence;
Common::Rectangle<int> GetCropRect() const {
return {crop_left, crop_top, crop_right, crop_bottom};
}
};
static_assert(sizeof(Data) == 80, "ParcelData has wrong size");
static_assert(sizeof(Data) == 96, "ParcelData has wrong size");
Data data;
};
@ -548,11 +532,11 @@ private:
IGBPDequeueBufferRequestParcel request{ctx.ReadBuffer()};
const u32 width{request.data.width};
const u32 height{request.data.height};
std::optional<u32> slot = buffer_queue.DequeueBuffer(width, height);
auto result = buffer_queue.DequeueBuffer(width, height);
if (slot) {
if (result) {
// Buffer is available
IGBPDequeueBufferResponseParcel response{*slot};
IGBPDequeueBufferResponseParcel response{(*result).first, *(*result).second};
ctx.WriteBuffer(response.Serialize());
} else {
// Wait the current thread until a buffer becomes available
@ -562,10 +546,11 @@ private:
Kernel::ThreadWakeupReason reason) {
// Repeat TransactParcel DequeueBuffer when a buffer is available
auto& buffer_queue = nv_flinger->FindBufferQueue(id);
std::optional<u32> slot = buffer_queue.DequeueBuffer(width, height);
ASSERT_MSG(slot != std::nullopt, "Could not dequeue buffer.");
auto result = buffer_queue.DequeueBuffer(width, height);
ASSERT_MSG(result != std::nullopt, "Could not dequeue buffer.");
IGBPDequeueBufferResponseParcel response{*slot};
IGBPDequeueBufferResponseParcel response{(*result).first,
*(*result).second};
ctx.WriteBuffer(response.Serialize());
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
@ -583,7 +568,8 @@ private:
IGBPQueueBufferRequestParcel request{ctx.ReadBuffer()};
buffer_queue.QueueBuffer(request.data.slot, request.data.transform,
request.data.GetCropRect(), request.data.swap_interval);
request.data.GetCropRect(), request.data.swap_interval,
request.data.multi_fence);
IGBPQueueBufferResponseParcel response{1280, 720};
ctx.WriteBuffer(response.Serialize());