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nvdec syncpt incorporation 

laying the groundwork for async gpu, although this does not fully implement async nvdec operations
This commit is contained in:
ameerj 2020-12-28 01:02:06 -05:00
parent bcb702fa3e
commit 2c27127d04
11 changed files with 59 additions and 37 deletions
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5
src/core/hle/service/nvdrv/devices/nvhost_nvdec.cpp
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@ -11,8 +11,9 @@
namespace Service::Nvidia::Devices {
nvhost_nvdec::nvhost_nvdec(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
: nvhost_nvdec_common(system, std::move(nvmap_dev)) {}
nvhost_nvdec::nvhost_nvdec(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
SyncpointManager& syncpoint_manager)
: nvhost_nvdec_common(system, std::move(nvmap_dev), syncpoint_manager) {}
nvhost_nvdec::~nvhost_nvdec() = default;
NvResult nvhost_nvdec::Ioctl1(Ioctl command, const std::vector<u8>& input,

3
src/core/hle/service/nvdrv/devices/nvhost_nvdec.h
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@ -11,7 +11,8 @@ namespace Service::Nvidia::Devices {
class nvhost_nvdec final : public nvhost_nvdec_common {
public:
explicit nvhost_nvdec(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
explicit nvhost_nvdec(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
SyncpointManager& syncpoint_manager);
~nvhost_nvdec() override;
NvResult Ioctl1(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) override;

26
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.cpp
View File

@ -11,6 +11,7 @@
#include "core/core.h"
#include "core/hle/service/nvdrv/devices/nvhost_nvdec_common.h"
#include "core/hle/service/nvdrv/devices/nvmap.h"
#include "core/hle/service/nvdrv/syncpoint_manager.h"
#include "core/memory.h"
#include "video_core/memory_manager.h"
#include "video_core/renderer_base.h"
@ -36,8 +37,9 @@ std::size_t WriteVectors(std::vector<u8>& dst, const std::vector<T>& src, std::s
}
} // Anonymous namespace
nvhost_nvdec_common::nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
: nvdevice(system), nvmap_dev(std::move(nvmap_dev)) {}
nvhost_nvdec_common::nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
SyncpointManager& syncpoint_manager)
: nvdevice(system), nvmap_dev(std::move(nvmap_dev)), syncpoint_manager(syncpoint_manager) {}
nvhost_nvdec_common::~nvhost_nvdec_common() = default;
NvResult nvhost_nvdec_common::SetNVMAPfd(const std::vector<u8>& input) {
@ -71,10 +73,14 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
offset = SpliceVectors(input, wait_checks, params.syncpoint_count, offset);
offset = SpliceVectors(input, fences, params.fence_count, offset);
// TODO(ameerj): For async gpu, utilize fences for syncpoint 'max' increment
for (std::size_t i = 0; i < syncpt_increments.size(); i++) {
SyncptIncr syncpt_incr = syncpt_increments[i];
fences[i].id = syncpt_incr.id;
fences[i].value =
syncpoint_manager.IncreaseSyncpoint(syncpt_incr.id, syncpt_incr.increments);
}
auto& gpu = system.GPU();
for (const auto& cmd_buffer : command_buffers) {
auto object = nvmap_dev->GetObject(cmd_buffer.memory_id);
ASSERT_OR_EXECUTE(object, return NvResult::InvalidState;);
@ -89,6 +95,10 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
cmdlist.size() * sizeof(u32));
gpu.PushCommandBuffer(cmdlist);
}
fences[0].value = syncpoint_manager.IncreaseSyncpoint(fences[0].id, 1);
Tegra::ChCommandHeaderList cmdlist{{(4 << 28) | fences[0].id}};
gpu.PushCommandBuffer(cmdlist);
std::memcpy(output.data(), &params, sizeof(IoctlSubmit));
// Some games expect command_buffers to be written back
@ -98,6 +108,7 @@ NvResult nvhost_nvdec_common::Submit(const std::vector<u8>& input, std::vector<u
offset = WriteVectors(output, reloc_shifts, offset);
offset = WriteVectors(output, syncpt_increments, offset);
offset = WriteVectors(output, wait_checks, offset);
offset = WriteVectors(output, fences, offset);
return NvResult::Success;
}
@ -107,9 +118,10 @@ NvResult nvhost_nvdec_common::GetSyncpoint(const std::vector<u8>& input, std::ve
std::memcpy(&params, input.data(), sizeof(IoctlGetSyncpoint));
LOG_DEBUG(Service_NVDRV, "called GetSyncpoint, id={}", params.param);
// We found that implementing this causes deadlocks with async gpu, along with degraded
// performance. TODO: RE the nvdec async implementation
params.value = 0;
if (device_syncpoints[params.param] == 0) {
device_syncpoints[params.param] = syncpoint_manager.AllocateSyncpoint();
}
params.value = device_syncpoints[params.param];
std::memcpy(output.data(), &params, sizeof(IoctlGetSyncpoint));
return NvResult::Success;

14
src/core/hle/service/nvdrv/devices/nvhost_nvdec_common.h
View File

@ -10,12 +10,16 @@
#include "common/swap.h"
#include "core/hle/service/nvdrv/devices/nvdevice.h"
namespace Service::Nvidia::Devices {
namespace Service::Nvidia {
class SyncpointManager;
namespace Devices {
class nvmap;
class nvhost_nvdec_common : public nvdevice {
public:
explicit nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
explicit nvhost_nvdec_common(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
SyncpointManager& syncpoint_manager);
~nvhost_nvdec_common() override;
protected:
@ -157,8 +161,10 @@ protected:
s32_le nvmap_fd{};
u32_le submit_timeout{};
std::shared_ptr<nvmap> nvmap_dev;
SyncpointManager& syncpoint_manager;
std::array<u32, MaxSyncPoints> device_syncpoints{};
// This is expected to be ordered, therefore we must use a map, not unordered_map
std::map<GPUVAddr, BufferMap> buffer_mappings;
};
}; // namespace Service::Nvidia::Devices
}; // namespace Devices
} // namespace Service::Nvidia

5
src/core/hle/service/nvdrv/devices/nvhost_vic.cpp
View File

@ -10,8 +10,9 @@
#include "video_core/renderer_base.h"
namespace Service::Nvidia::Devices {
nvhost_vic::nvhost_vic(Core::System& system, std::shared_ptr<nvmap> nvmap_dev)
: nvhost_nvdec_common(system, std::move(nvmap_dev)) {}
nvhost_vic::nvhost_vic(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
SyncpointManager& syncpoint_manager)
: nvhost_nvdec_common(system, std::move(nvmap_dev), syncpoint_manager) {}
nvhost_vic::~nvhost_vic() = default;

4
src/core/hle/service/nvdrv/devices/nvhost_vic.h
View File

@ -7,11 +7,11 @@
#include "core/hle/service/nvdrv/devices/nvhost_nvdec_common.h"
namespace Service::Nvidia::Devices {
class nvmap;
class nvhost_vic final : public nvhost_nvdec_common {
public:
explicit nvhost_vic(Core::System& system, std::shared_ptr<nvmap> nvmap_dev);
explicit nvhost_vic(Core::System& system, std::shared_ptr<nvmap> nvmap_dev,
SyncpointManager& syncpoint_manager);
~nvhost_vic();
NvResult Ioctl1(Ioctl command, const std::vector<u8>& input, std::vector<u8>& output) override;

6
src/core/hle/service/nvdrv/nvdrv.cpp
View File

@ -55,9 +55,11 @@ Module::Module(Core::System& system) : syncpoint_manager{system.GPU()} {
devices["/dev/nvdisp_disp0"] = std::make_shared<Devices::nvdisp_disp0>(system, nvmap_dev);
devices["/dev/nvhost-ctrl"] =
std::make_shared<Devices::nvhost_ctrl>(system, events_interface, syncpoint_manager);
devices["/dev/nvhost-nvdec"] = std::make_shared<Devices::nvhost_nvdec>(system, nvmap_dev);
devices["/dev/nvhost-nvdec"] =
std::make_shared<Devices::nvhost_nvdec>(system, nvmap_dev, syncpoint_manager);
devices["/dev/nvhost-nvjpg"] = std::make_shared<Devices::nvhost_nvjpg>(system);
devices["/dev/nvhost-vic"] = std::make_shared<Devices::nvhost_vic>(system, nvmap_dev);
devices["/dev/nvhost-vic"] =
std::make_shared<Devices::nvhost_vic>(system, nvmap_dev, syncpoint_manager);
}
Module::~Module() = default;

15
src/video_core/cdma_pusher.cpp
View File

@ -33,8 +33,7 @@ CDmaPusher::CDmaPusher(GPU& gpu_)
: gpu{gpu_}, nvdec_processor(std::make_shared<Nvdec>(gpu)),
vic_processor(std::make_unique<Vic>(gpu, nvdec_processor)),
host1x_processor(std::make_unique<Host1x>(gpu)),
nvdec_sync(std::make_unique<SyncptIncrManager>(gpu)),
vic_sync(std::make_unique<SyncptIncrManager>(gpu)) {}
sync_manager(std::make_unique<SyncptIncrManager>(gpu)) {}
CDmaPusher::~CDmaPusher() = default;
@ -110,10 +109,10 @@ void CDmaPusher::ExecuteCommand(u32 state_offset, u32 data) {
const auto syncpoint_id = static_cast<u32>(data & 0xFF);
const auto cond = static_cast<u32>((data >> 8) & 0xFF);
if (cond == 0) {
nvdec_sync->Increment(syncpoint_id);
sync_manager->Increment(syncpoint_id);
} else {
nvdec_sync->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id);
nvdec_sync->SignalDone(syncpoint_id);
sync_manager->SignalDone(
sync_manager->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id));
}
break;
}
@ -135,10 +134,10 @@ void CDmaPusher::ExecuteCommand(u32 state_offset, u32 data) {
const auto syncpoint_id = static_cast<u32>(data & 0xFF);
const auto cond = static_cast<u32>((data >> 8) & 0xFF);
if (cond == 0) {
vic_sync->Increment(syncpoint_id);
sync_manager->Increment(syncpoint_id);
} else {
vic_sync->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id);
vic_sync->SignalDone(syncpoint_id);
sync_manager->SignalDone(
sync_manager->IncrementWhenDone(static_cast<u32>(current_class), syncpoint_id));
}
break;
}

10
src/video_core/cdma_pusher.h
View File

@ -116,12 +116,10 @@ private:
void ThiStateWrite(ThiRegisters& state, u32 state_offset, const std::vector<u32>& arguments);
GPU& gpu;
std::shared_ptr<Nvdec> nvdec_processor;
std::unique_ptr<Vic> vic_processor;
std::unique_ptr<Host1x> host1x_processor;
std::unique_ptr<SyncptIncrManager> nvdec_sync;
std::unique_ptr<SyncptIncrManager> vic_sync;
std::shared_ptr<Tegra::Nvdec> nvdec_processor;
std::unique_ptr<Tegra::Vic> vic_processor;
std::unique_ptr<Tegra::Host1x> host1x_processor;
std::unique_ptr<SyncptIncrManager> sync_manager;
ChClassId current_class{};
ThiRegisters vic_thi_state{};
ThiRegisters nvdec_thi_state{};

6
src/video_core/command_classes/host1x.cpp
View File

@ -34,6 +34,8 @@ void Tegra::Host1x::ProcessMethod(Method method, const std::vector<u32>& argumen
}
void Tegra::Host1x::Execute(u32 data) {
// This method waits on a valid syncpoint.
// TODO: Implement when proper Async is in place
u32 syncpointId = (data & 0xFF);
u32 threshold = state.load_syncpoint_payload32;
gpu.WaitFence(syncpointId, threshold);
}

2
src/video_core/command_classes/sync_manager.cpp
View File

@ -38,7 +38,7 @@ u32 SyncptIncrManager::IncrementWhenDone(u32 class_id, u32 id) {
}
void SyncptIncrManager::SignalDone(u32 handle) {
const auto done_incr =
const auto& done_incr =
std::find_if(increments.begin(), increments.end(),
[handle](const SyncptIncr& incr) { return incr.id == handle; });
if (done_incr != increments.cend()) {