NV: Keep track of Displays, Layers and BufferQueues in nvflinger.

This commit is contained in:
Subv 2018-01-08 18:18:50 -05:00 committed by bunnei
parent fb73e8b723
commit 927569bed8
4 changed files with 261 additions and 41 deletions

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@ -10,24 +10,6 @@
namespace Service {
namespace VI {
struct IGBPBuffer {
u32_le magic;
u32_le width;
u32_le height;
u32_le stride;
u32_le format;
u32_le usage;
INSERT_PADDING_WORDS(1);
u32_le index;
INSERT_PADDING_WORDS(3);
u32_le gpu_buffer_id;
INSERT_PADDING_WORDS(17);
u32_le nvmap_handle;
INSERT_PADDING_WORDS(61);
};
static_assert(sizeof(IGBPBuffer) == 0x16C, "IGBPBuffer has wrong size");
class Parcel {
public:
// This default size was chosen arbitrarily.
@ -363,7 +345,8 @@ private:
class IHOSBinderDriver final : public ServiceFramework<IHOSBinderDriver> {
public:
IHOSBinderDriver() : ServiceFramework("IHOSBinderDriver") {
IHOSBinderDriver(std::shared_ptr<NVFlinger> nv_flinger)
: ServiceFramework("IHOSBinderDriver"), nv_flinger(std::move(nv_flinger)) {
static const FunctionInfo functions[] = {
{0, &IHOSBinderDriver::TransactParcel, "TransactParcel"},
{1, &IHOSBinderDriver::AdjustRefcount, "AdjustRefcount"},
@ -404,6 +387,8 @@ private:
auto& output_buffer = ctx.BufferDescriptorB()[0];
auto buffer_queue = nv_flinger->GetBufferQueue(id);
if (transaction == TransactionId::Connect) {
IGBPConnectRequestParcel request{input_data};
IGBPConnectResponseParcel response{1280, 720};
@ -413,8 +398,7 @@ private:
} else if (transaction == TransactionId::SetPreallocatedBuffer) {
IGBPSetPreallocatedBufferRequestParcel request{input_data};
LOG_WARNING(Service, "Adding graphics buffer %u", request.data.slot);
graphic_buffers.push_back(request.buffer);
buffer_queue->SetPreallocatedBuffer(request.data.slot, request.buffer);
IGBPSetPreallocatedBufferResponseParcel response{};
auto response_buffer = response.Serialize();
@ -423,14 +407,18 @@ private:
} else if (transaction == TransactionId::DequeueBuffer) {
IGBPDequeueBufferRequestParcel request{input_data};
IGBPDequeueBufferResponseParcel response{0};
u32 slot = buffer_queue->DequeueBuffer(request.data.pixel_format, request.data.width,
request.data.height);
IGBPDequeueBufferResponseParcel response{slot};
auto response_buffer = response.Serialize();
Memory::WriteBlock(output_buffer.Address(), response_buffer.data(),
output_buffer.Size());
} else if (transaction == TransactionId::RequestBuffer) {
IGBPRequestBufferRequestParcel request{input_data};
auto& buffer = graphic_buffers[request.slot];
auto& buffer = buffer_queue->RequestBuffer(request.slot);
IGBPRequestBufferResponseParcel response{buffer};
auto response_buffer = response.Serialize();
Memory::WriteBlock(output_buffer.Address(), response_buffer.data(),
@ -438,12 +426,12 @@ private:
} else if (transaction == TransactionId::QueueBuffer) {
IGBPQueueBufferRequestParcel request{input_data};
buffer_queue->QueueBuffer(request.data.slot);
IGBPQueueBufferResponseParcel response{1280, 720};
auto response_buffer = response.Serialize();
Memory::WriteBlock(output_buffer.Address(), response_buffer.data(),
output_buffer.Size());
// TODO(Subv): Start drawing here?
} else {
ASSERT_MSG(false, "Unimplemented");
}
@ -464,7 +452,7 @@ private:
rb.Push(RESULT_SUCCESS);
}
std::vector<IGBPBuffer> graphic_buffers;
std::shared_ptr<NVFlinger> nv_flinger;
};
class ISystemDisplayService final : public ServiceFramework<ISystemDisplayService> {
@ -492,7 +480,8 @@ private:
class IManagerDisplayService final : public ServiceFramework<IManagerDisplayService> {
public:
IManagerDisplayService() : ServiceFramework("IManagerDisplayService") {
IManagerDisplayService(std::shared_ptr<NVFlinger> nv_flinger)
: ServiceFramework("IManagerDisplayService"), nv_flinger(std::move(nv_flinger)) {
static const FunctionInfo functions[] = {
{1102, nullptr, "GetDisplayResolution"},
{2010, &IManagerDisplayService::CreateManagedLayer, "CreateManagedLayer"},
@ -511,9 +500,11 @@ private:
u64 display = rp.Pop<u64>();
u64 aruid = rp.Pop<u64>();
u64 layer_id = nv_flinger->CreateLayer(display);
IPC::RequestBuilder rb = rp.MakeBuilder(4, 0, 0, 0);
rb.Push(RESULT_SUCCESS);
rb.Push<u64>(1); // LayerId
rb.Push(layer_id);
}
void AddToLayerStack(Kernel::HLERequestContext& ctx) {
@ -525,6 +516,8 @@ private:
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0, 0, 0);
rb.Push(RESULT_SUCCESS);
}
std::shared_ptr<NVFlinger> nv_flinger;
};
void IApplicationDisplayService::GetRelayService(Kernel::HLERequestContext& ctx) {
@ -532,7 +525,7 @@ void IApplicationDisplayService::GetRelayService(Kernel::HLERequestContext& ctx)
IPC::RequestBuilder rb{ctx, 2, 0, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<IHOSBinderDriver>();
rb.PushIpcInterface<IHOSBinderDriver>(nv_flinger);
}
void IApplicationDisplayService::GetSystemDisplayService(Kernel::HLERequestContext& ctx) {
@ -548,38 +541,47 @@ void IApplicationDisplayService::GetManagerDisplayService(Kernel::HLERequestCont
IPC::RequestBuilder rb{ctx, 2, 0, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<IManagerDisplayService>();
rb.PushIpcInterface<IManagerDisplayService>(nv_flinger);
}
void IApplicationDisplayService::OpenDisplay(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service, "(STUBBED) called");
IPC::RequestParser rp{ctx};
auto data = rp.PopRaw<std::array<u8, 0x40>>();
std::string display_name(data.begin(), data.end());
auto name_buf = rp.PopRaw<std::array<u8, 0x40>>();
auto end = std::find(name_buf.begin(), name_buf.end(), '\0');
std::string name(name_buf.begin(), end);
ASSERT_MSG(name == "Default", "Non-default displays aren't supported yet");
IPC::RequestBuilder rb = rp.MakeBuilder(4, 0, 0, 0);
rb.Push(RESULT_SUCCESS);
rb.Push<u64>(9); // DisplayId
rb.Push<u64>(nv_flinger->OpenDisplay(name));
}
void IApplicationDisplayService::OpenLayer(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service, "(STUBBED) called");
IPC::RequestParser rp{ctx};
auto name_buf = rp.PopRaw<std::array<u8, 0x40>>();
auto end = std::find(name_buf.begin(), name_buf.end(), '\0');
std::string display_name(name_buf.begin(), end);
u64 layer_id = rp.Pop<u64>();
u64 aruid = rp.Pop<u64>();
std::string display_name(name_buf.begin(), name_buf.end());
auto& buffer = ctx.BufferDescriptorB()[0];
NativeWindow native_window{1};
u64 display_id = nv_flinger->OpenDisplay(display_name);
u32 buffer_queue_id = nv_flinger->GetBufferQueueId(display_id, layer_id);
NativeWindow native_window{buffer_queue_id};
auto data = native_window.Serialize();
Memory::WriteBlock(buffer.Address(), data.data(), data.size());
IPC::RequestBuilder rb = rp.MakeBuilder(4, 0, 0, 0);
rb.Push(RESULT_SUCCESS);
rb.Push<u64>(1280 * 720); // NativeWindowSize
rb.Push<u64>(data.size());
}
void IApplicationDisplayService::SetLayerScalingMode(Kernel::HLERequestContext& ctx) {
@ -602,8 +604,8 @@ void IApplicationDisplayService::GetDisplayVsyncEvent(Kernel::HLERequestContext&
rb.PushCopyObjects(vsync_event);
}
IApplicationDisplayService::IApplicationDisplayService()
: ServiceFramework("IApplicationDisplayService") {
IApplicationDisplayService::IApplicationDisplayService(std::shared_ptr<NVFlinger> nv_flinger)
: ServiceFramework("IApplicationDisplayService"), nv_flinger(std::move(nv_flinger)) {
static const FunctionInfo functions[] = {
{100, &IApplicationDisplayService::GetRelayService, "GetRelayService"},
{101, &IApplicationDisplayService::GetSystemDisplayService, "GetSystemDisplayService"},
@ -624,5 +626,124 @@ void InstallInterfaces(SM::ServiceManager& service_manager) {
std::make_shared<VI_M>()->InstallAsService(service_manager);
}
NVFlinger::NVFlinger() {
// Add the different displays to the list of displays.
Display default_{"Default", 0};
Display external{"External", 1};
Display edid{"Edid", 2};
Display internal{"Internal", 3};
displays.emplace_back(default_);
displays.emplace_back(external);
displays.emplace_back(edid);
displays.emplace_back(internal);
}
u64 NVFlinger::OpenDisplay(const std::string& name) {
LOG_WARNING(Service, "Opening display %s", name.c_str());
// TODO(Subv): Currently we only support the Default display.
ASSERT(name == "Default");
auto itr = std::find_if(displays.begin(), displays.end(),
[&](const Display& display) { return display.name == name; });
ASSERT(itr != displays.end());
return itr->id;
}
u64 NVFlinger::CreateLayer(u64 display_id) {
auto& display = GetDisplay(display_id);
ASSERT_MSG(display.layers.empty(), "Only one layer is supported per display at the moment");
u64 layer_id = next_layer_id++;
u32 buffer_queue_id = next_buffer_queue_id++;
auto buffer_queue = std::make_shared<BufferQueue>(buffer_queue_id, layer_id);
display.layers.emplace_back(layer_id, buffer_queue);
buffer_queues.emplace_back(std::move(buffer_queue));
return layer_id;
}
u32 NVFlinger::GetBufferQueueId(u64 display_id, u64 layer_id) {
auto& layer = GetLayer(display_id, layer_id);
return layer.buffer_queue->GetId();
}
std::shared_ptr<BufferQueue> NVFlinger::GetBufferQueue(u32 id) {
auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(),
[&](const auto& queue) { return queue->GetId() == id; });
ASSERT(itr != buffer_queues.end());
return *itr;
}
Display& NVFlinger::GetDisplay(u64 display_id) {
auto itr = std::find_if(displays.begin(), displays.end(),
[&](const Display& display) { return display.id == display_id; });
ASSERT(itr != displays.end());
return *itr;
}
Layer& NVFlinger::GetLayer(u64 display_id, u64 layer_id) {
auto& display = GetDisplay(display_id);
auto itr = std::find_if(display.layers.begin(), display.layers.end(),
[&](const Layer& layer) { return layer.id == layer_id; });
ASSERT(itr != display.layers.end());
return *itr;
}
BufferQueue::BufferQueue(u32 id, u64 layer_id) : id(id), layer_id(layer_id) {}
void BufferQueue::SetPreallocatedBuffer(u32 slot, IGBPBuffer& igbp_buffer) {
Buffer buffer{};
buffer.slot = slot;
buffer.igbp_buffer = igbp_buffer;
buffer.status = Buffer::Status::Queued;
LOG_WARNING(Service, "Adding graphics buffer %u", slot);
queue.emplace_back(buffer);
}
u32 BufferQueue::DequeueBuffer(u32 pixel_format, u32 width, u32 height) {
auto itr = std::find_if(queue.begin(), queue.end(), [&](const Buffer& buffer) {
// Only consider enqueued buffers
if (buffer.status != Buffer::Status::Queued)
return false;
// Make sure that the parameters match.
auto& igbp_buffer = buffer.igbp_buffer;
return igbp_buffer.format == pixel_format && igbp_buffer.width == width &&
igbp_buffer.height == height;
});
ASSERT(itr != queue.end());
itr->status = Buffer::Status::Dequeued;
return itr->slot;
}
const IGBPBuffer& BufferQueue::RequestBuffer(u32 slot) const {
auto itr = std::find_if(queue.begin(), queue.end(),
[&](const Buffer& buffer) { return buffer.slot == slot; });
ASSERT(itr != queue.end());
ASSERT(itr->status == Buffer::Status::Dequeued);
return itr->igbp_buffer;
}
void BufferQueue::QueueBuffer(u32 slot) {
auto itr = std::find_if(queue.begin(), queue.end(),
[&](const Buffer& buffer) { return buffer.slot == slot; });
ASSERT(itr != queue.end());
ASSERT(itr->status == Buffer::Status::Dequeued);
itr->status = Buffer::Status::Queued;
}
Layer::Layer(u64 id, std::shared_ptr<BufferQueue> queue) : id(id), buffer_queue(std::move(queue)) {}
} // namespace VI
} // namespace Service

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@ -4,15 +4,110 @@
#pragma once
#include <memory>
#include "core/hle/kernel/event.h"
#include "core/hle/service/service.h"
namespace Service {
namespace VI {
struct IGBPBuffer {
u32_le magic;
u32_le width;
u32_le height;
u32_le stride;
u32_le format;
u32_le usage;
INSERT_PADDING_WORDS(1);
u32_le index;
INSERT_PADDING_WORDS(3);
u32_le gpu_buffer_id;
INSERT_PADDING_WORDS(17);
u32_le nvmap_handle;
INSERT_PADDING_WORDS(61);
};
static_assert(sizeof(IGBPBuffer) == 0x16C, "IGBPBuffer has wrong size");
class BufferQueue {
public:
BufferQueue(u32 id, u64 layer_id);
~BufferQueue() = default;
void SetPreallocatedBuffer(u32 slot, IGBPBuffer& buffer);
u32 DequeueBuffer(u32 pixel_format, u32 width, u32 height);
const IGBPBuffer& RequestBuffer(u32 slot) const;
void QueueBuffer(u32 slot);
u32 GetId() const { return id; }
private:
u32 id;
u64 layer_id;
struct Buffer {
enum class Status { None = 0, Queued = 1, Dequeued = 2 };
u32 slot;
Status status = Status::None;
IGBPBuffer igbp_buffer;
};
std::vector<Buffer> queue;
};
struct Layer {
Layer(u64 id, std::shared_ptr<BufferQueue> queue);
~Layer() = default;
u64 id;
std::shared_ptr<BufferQueue> buffer_queue;
};
struct Display {
std::string name;
u64 id;
std::vector<Layer> layers;
};
class NVFlinger {
public:
NVFlinger();
~NVFlinger() = default;
/// Opens the specified display and returns the id.
u64 OpenDisplay(const std::string& name);
/// Creates a layer on the specified display and returns the layer id.
u64 CreateLayer(u64 display_id);
/// Gets the buffer queue id of the specified layer in the specified display.
u32 GetBufferQueueId(u64 display_id, u64 layer_id);
/// Obtains a buffer queue identified by the id.
std::shared_ptr<BufferQueue> GetBufferQueue(u32 id);
private:
/// Returns the display identified by the specified id.
Display& GetDisplay(u64 display_id);
/// Returns the layer identified by the specified id in the desired display.
Layer& GetLayer(u64 display_id, u64 layer_id);
std::vector<Display> displays;
std::vector<std::shared_ptr<BufferQueue>> buffer_queues;
/// Id to use for the next layer that is created, this counter is shared among all displays.
u64 next_layer_id = 1;
/// Id to use for the next buffer queue that is created, this counter is shared among all
/// layers.
u32 next_buffer_queue_id = 1;
};
class IApplicationDisplayService final : public ServiceFramework<IApplicationDisplayService> {
public:
IApplicationDisplayService();
IApplicationDisplayService(std::shared_ptr<NVFlinger> nv_flinger);
~IApplicationDisplayService() = default;
private:
@ -25,6 +120,7 @@ private:
void GetDisplayVsyncEvent(Kernel::HLERequestContext& ctx);
Kernel::SharedPtr<Kernel::Event> vsync_event;
std::shared_ptr<NVFlinger> nv_flinger;
};
/// Registers all VI services with the specified service manager.

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@ -14,7 +14,7 @@ void VI_M::GetDisplayService(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service, "(STUBBED) called");
IPC::RequestBuilder rb{ctx, 2, 0, 0, 1};
rb.PushIpcInterface<IApplicationDisplayService>();
rb.PushIpcInterface<IApplicationDisplayService>(nv_flinger);
}
VI_M::VI_M() : ServiceFramework("vi:m") {
@ -23,6 +23,7 @@ VI_M::VI_M() : ServiceFramework("vi:m") {
{3, nullptr, "GetDisplayServiceWithProxyNameExchange"},
};
RegisterHandlers(functions);
nv_flinger = std::make_shared<NVFlinger>();
}
} // namespace VI

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@ -17,6 +17,8 @@ public:
private:
void GetDisplayService(Kernel::HLERequestContext& ctx);
std::shared_ptr<NVFlinger> nv_flinger;
};
} // namespace VI