NVDRV: Implement QueryEvent.

This commit is contained in:
Fernando Sahmkow 2021-11-01 15:02:47 +01:00
parent 39a5ce4e69
commit d30b885d71
10 changed files with 134 additions and 41 deletions

View file

@ -11,6 +11,10 @@ namespace Core {
class System;
}
namespace Kernel {
class KEvent;
}
namespace Service::Nvidia::Devices {
/// Represents an abstract nvidia device node. It is to be subclassed by concrete device nodes to
@ -64,6 +68,10 @@ public:
*/
virtual void OnClose(DeviceFD fd) = 0;
virtual Kernel::KEvent* QueryEvent(u32 event_id) {
return nullptr;
}
protected:
Core::System& system;
};

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@ -255,4 +255,27 @@ NvResult nvhost_ctrl::IocCtrlClearEventWait(const std::vector<u8>& input, std::v
return NvResult::Success;
}
Kernel::KEvent* nvhost_ctrl::QueryEvent(u32 event_id) {
const auto event = SyncpointEventValue{.raw = event_id};
const bool allocated = event.event_allocated.Value() != 0;
const u32 slot{allocated ? event.partial_slot.Value() : static_cast<u32>(event.slot)};
if (slot >= MaxNvEvents) {
ASSERT(false);
return nullptr;
}
const u32 syncpoint_id{allocated ? event.syncpoint_id_for_allocation.Value()
: event.syncpoint_id.Value()};
auto lock = events_interface.Lock();
if (events_interface.registered[slot] &&
events_interface.assigned_syncpt[slot] == syncpoint_id) {
ASSERT(events_interface.events[slot]);
return events_interface.events[slot];
}
return nullptr;
}
} // namespace Service::Nvidia::Devices

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@ -28,6 +28,8 @@ public:
void OnOpen(DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;
union SyncpointEventValue {
u32 raw;

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@ -7,10 +7,15 @@
#include "core/core.h"
#include "core/core_timing.h"
#include "core/hle/service/nvdrv/devices/nvhost_ctrl_gpu.h"
#include "core/hle/service/nvdrv/nvdrv.h"
namespace Service::Nvidia::Devices {
nvhost_ctrl_gpu::nvhost_ctrl_gpu(Core::System& system_) : nvdevice{system_} {}
nvhost_ctrl_gpu::nvhost_ctrl_gpu(Core::System& system_, EventInterface& events_interface_)
: nvdevice{system_}, events_interface{events_interface_} {
error_notifier_event = events_interface.CreateNonCtrlEvent("CtrlGpuErrorNotifier");
unknown_event = events_interface.CreateNonCtrlEvent("CtrlGpuUknownEvent");
}
nvhost_ctrl_gpu::~nvhost_ctrl_gpu() = default;
NvResult nvhost_ctrl_gpu::Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@ -286,4 +291,17 @@ NvResult nvhost_ctrl_gpu::GetGpuTime(const std::vector<u8>& input, std::vector<u
return NvResult::Success;
}
Kernel::KEvent* nvhost_ctrl_gpu::QueryEvent(u32 event_id) {
switch (event_id) {
case 1:
return error_notifier_event;
case 2:
return unknown_event;
default: {
LOG_CRITICAL(Service_NVDRV, "Unknown Ctrl GPU Event {}", event_id);
}
}
return nullptr;
}
} // namespace Service::Nvidia::Devices

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@ -10,11 +10,15 @@
#include "common/swap.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
namespace Service::Nvidia {
class EventInterface;
}
namespace Service::Nvidia::Devices {
class nvhost_ctrl_gpu final : public nvdevice {
public:
explicit nvhost_ctrl_gpu(Core::System& system_);
explicit nvhost_ctrl_gpu(Core::System& system_, EventInterface& events_interface_);
~nvhost_ctrl_gpu() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@ -27,6 +31,8 @@ public:
void OnOpen(DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;
private:
struct IoctlGpuCharacteristics {
u32_le arch; // 0x120 (NVGPU_GPU_ARCH_GM200)
@ -160,6 +166,12 @@ private:
NvResult ZBCQueryTable(const std::vector<u8>& input, std::vector<u8>& output);
NvResult FlushL2(const std::vector<u8>& input, std::vector<u8>& output);
NvResult GetGpuTime(const std::vector<u8>& input, std::vector<u8>& output);
EventInterface& events_interface;
// Events
Kernel::KEvent* error_notifier_event;
Kernel::KEvent* unknown_event;
};
} // namespace Service::Nvidia::Devices

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@ -6,6 +6,7 @@
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/service/nvdrv/devices/nvhost_gpu.h"
#include "core/hle/service/nvdrv/nvdrv.h"
#include "core/hle/service/nvdrv/syncpoint_manager.h"
#include "core/memory.h"
#include "video_core/gpu.h"
@ -21,10 +22,16 @@ Tegra::CommandHeader BuildFenceAction(Tegra::GPU::FenceOperation op, u32 syncpoi
} // namespace
nvhost_gpu::nvhost_gpu(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_)
: nvdevice{system_}, nvmap_dev{std::move(nvmap_dev_)}, syncpoint_manager{syncpoint_manager_} {
EventInterface& events_interface_, SyncpointManager& syncpoint_manager_)
: nvdevice{system_}, nvmap_dev{std::move(nvmap_dev_)}, events_interface{events_interface_},
syncpoint_manager{syncpoint_manager_} {
channel_fence.id = syncpoint_manager_.AllocateSyncpoint();
channel_fence.value = system_.GPU().GetSyncpointValue(channel_fence.id);
sm_exception_breakpoint_int_report_event =
events_interface.CreateNonCtrlEvent("GpuChannelSMExceptionBreakpointInt");
sm_exception_breakpoint_pause_report_event =
events_interface.CreateNonCtrlEvent("GpuChannelSMExceptionBreakpointPause");
error_notifier_event = events_interface.CreateNonCtrlEvent("GpuChannelErrorNotifier");
}
nvhost_gpu::~nvhost_gpu() = default;
@ -328,4 +335,19 @@ NvResult nvhost_gpu::ChannelSetTimeslice(const std::vector<u8>& input, std::vect
return NvResult::Success;
}
Kernel::KEvent* nvhost_gpu::QueryEvent(u32 event_id) {
switch (event_id) {
case 1:
return sm_exception_breakpoint_int_report_event;
case 2:
return sm_exception_breakpoint_pause_report_event;
case 3:
return error_notifier_event;
default: {
LOG_CRITICAL(Service_NVDRV, "Unknown Ctrl GPU Event {}", event_id);
}
}
return nullptr;
}
} // namespace Service::Nvidia::Devices

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@ -15,7 +15,8 @@
namespace Service::Nvidia {
class SyncpointManager;
}
class EventInterface;
} // namespace Service::Nvidia
namespace Service::Nvidia::Devices {
@ -23,7 +24,7 @@ class nvmap;
class nvhost_gpu final : public nvdevice {
public:
explicit nvhost_gpu(Core::System& system_, std::shared_ptr<nvmap> nvmap_dev_,
SyncpointManager& syncpoint_manager_);
EventInterface& events_interface_, SyncpointManager& syncpoint_manager_);
~nvhost_gpu() override;
NvResult Ioctl1(DeviceFD fd, Ioctl command, const std::vector<u8>& input,
@ -36,6 +37,8 @@ public:
void OnOpen(DeviceFD fd) override;
void OnClose(DeviceFD fd) override;
Kernel::KEvent* QueryEvent(u32 event_id) override;
private:
enum class CtxObjects : u32_le {
Ctx2D = 0x902D,
@ -192,8 +195,14 @@ private:
NvResult ChannelSetTimeslice(const std::vector<u8>& input, std::vector<u8>& output);
std::shared_ptr<nvmap> nvmap_dev;
EventInterface& events_interface;
SyncpointManager& syncpoint_manager;
NvFence channel_fence;
// Events
Kernel::KEvent* sm_exception_breakpoint_int_report_event;
Kernel::KEvent* sm_exception_breakpoint_pause_report_event;
Kernel::KEvent* error_notifier_event;
};
} // namespace Service::Nvidia::Devices

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@ -96,6 +96,12 @@ u32 EventInterface::FindFreeEvent(u32 syncpoint_id) {
return 0;
}
Kernel::KEvent* EventInterface::CreateNonCtrlEvent(std::string name) {
Kernel::KEvent* new_event = module.service_context.CreateEvent(std::move(name));
basic_events.push_back(new_event);
return new_event;
}
void InstallInterfaces(SM::ServiceManager& service_manager, NVFlinger::NVFlinger& nvflinger,
Core::System& system) {
auto module_ = std::make_shared<Module>(system);
@ -119,9 +125,10 @@ Module::Module(Core::System& system)
}
auto nvmap_dev = std::make_shared<Devices::nvmap>(system);
devices["/dev/nvhost-as-gpu"] = std::make_shared<Devices::nvhost_as_gpu>(system, nvmap_dev);
devices["/dev/nvhost-gpu"] =
std::make_shared<Devices::nvhost_gpu>(system, nvmap_dev, syncpoint_manager);
devices["/dev/nvhost-ctrl-gpu"] = std::make_shared<Devices::nvhost_ctrl_gpu>(system);
devices["/dev/nvhost-gpu"] = std::make_shared<Devices::nvhost_gpu>(
system, nvmap_dev, events_interface, syncpoint_manager);
devices["/dev/nvhost-ctrl-gpu"] =
std::make_shared<Devices::nvhost_ctrl_gpu>(system, events_interface);
devices["/dev/nvmap"] = nvmap_dev;
devices["/dev/nvdisp_disp0"] = std::make_shared<Devices::nvdisp_disp0>(system, nvmap_dev);
devices["/dev/nvhost-ctrl"] =
@ -255,31 +262,24 @@ void Module::SignalSyncpt(const u32 syncpoint_id, const u32 value) {
}
}
Kernel::KEvent* Module::GetEvent(u32 event_id) {
const auto event = Devices::nvhost_ctrl::SyncpointEventValue{.raw = event_id};
const bool allocated = event.event_allocated.Value() != 0;
const u32 slot{allocated ? event.partial_slot.Value() : static_cast<u32>(event.slot)};
if (slot >= MaxNvEvents) {
ASSERT(false);
return nullptr;
NvResult Module::QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event) {
if (fd < 0) {
LOG_ERROR(Service_NVDRV, "Invalid DeviceFD={}!", fd);
return NvResult::InvalidState;
}
const u32 syncpoint_id{allocated ? event.syncpoint_id_for_allocation.Value()
: event.syncpoint_id.Value()};
const auto itr = open_files.find(fd);
auto lock = events_interface.Lock();
if (events_interface.registered[slot] &&
events_interface.assigned_syncpt[slot] == syncpoint_id) {
ASSERT(events_interface.events[slot]);
return events_interface.events[slot];
if (itr == open_files.end()) {
LOG_ERROR(Service_NVDRV, "Could not find DeviceFD={}!", fd);
return NvResult::NotImplemented;
}
// Temporary hack.
events_interface.Create(slot);
events_interface.assigned_syncpt[slot] = syncpoint_id;
ASSERT(false);
return events_interface.events[slot];
event = itr->second->QueryEvent(event_id);
if (!event) {
return NvResult::BadParameter;
}
return NvResult::Success;
}
} // namespace Service::Nvidia

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@ -6,6 +6,7 @@
#pragma once
#include <memory>
#include <string>
#include <unordered_map>
#include <vector>
@ -79,9 +80,12 @@ public:
u32 FindFreeEvent(u32 syncpoint_id);
Kernel::KEvent* CreateNonCtrlEvent(std::string name);
private:
std::mutex events_mutex;
Module& module;
std::vector<Kernel::KEvent*> basic_events;
};
class Module final {
@ -118,7 +122,7 @@ public:
void SignalSyncpt(const u32 syncpoint_id, const u32 value);
Kernel::KEvent* GetEvent(u32 event_id);
NvResult QueryEvent(DeviceFD fd, u32 event_id, Kernel::KEvent*& event);
private:
friend class EventInterface;

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@ -173,25 +173,20 @@ void NVDRV::QueryEvent(Kernel::HLERequestContext& ctx) {
return;
}
const auto nv_result = nvdrv->VerifyFD(fd);
if (nv_result != NvResult::Success) {
LOG_ERROR(Service_NVDRV, "Invalid FD specified DeviceFD={}!", fd);
ServiceError(ctx, nv_result);
return;
}
Kernel::KEvent* event = nullptr;
NvResult result = nvdrv->QueryEvent(fd, event_id, event);
auto* event = nvdrv->GetEvent(event_id);
if (event) {
if (result == NvResult::Success) {
IPC::ResponseBuilder rb{ctx, 3, 1};
rb.Push(ResultSuccess);
auto& readable_event = event->GetReadableEvent();
rb.PushCopyObjects(readable_event);
rb.PushEnum(NvResult::Success);
} else {
LOG_ERROR(Service_NVDRV, "Invalid event request!");
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.PushEnum(NvResult::BadParameter);
rb.PushEnum(result);
}
}