From 7dca0bc11ddcbbd38b2cc46b5fc8c0842df5f483 Mon Sep 17 00:00:00 2001 From: FernandoS27 Date: Tue, 5 Oct 2021 22:57:18 +0200 Subject: [PATCH] NVHost_Ctrl: Force wait if the gpu falls behind too long. --- src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp | 11 +++++++++++ src/core/hle/service/nvdrv/nvdrv.h | 2 ++ 2 files changed, 13 insertions(+) diff --git a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp index 8b4867ca7..8bbb2c06e 100644 --- a/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp +++ b/src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp @@ -92,6 +92,7 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector& input, std::vector if (syncpoint_manager.IsSyncpointExpired(params.syncpt_id, params.threshold)) { params.value = syncpoint_manager.GetSyncpointMin(params.syncpt_id); std::memcpy(output.data(), ¶ms, sizeof(params)); + events_interface.failed[event_id] = false; return NvResult::Success; } @@ -99,6 +100,7 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector& input, std::vector syncpoint_manager.IsSyncpointExpired(params.syncpt_id, params.threshold)) { params.value = new_value; std::memcpy(output.data(), ¶ms, sizeof(params)); + events_interface.failed[event_id] = false; return NvResult::Success; } @@ -117,6 +119,7 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector& input, std::vector event.event->GetWritableEvent().Signal(); params.value = current_syncpoint_value; std::memcpy(output.data(), ¶ms, sizeof(params)); + events_interface.failed[event_id] = false; return NvResult::Success; } const u32 target_value = current_syncpoint_value - diff; @@ -146,6 +149,13 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector& input, std::vector } params.value |= event_id; event.event->GetWritableEvent().Clear(); + if (events_interface.failed[event_id]) { + lock.unlock(); + gpu.WaitFence(params.syncpt_id, target_value); + std::memcpy(output.data(), ¶ms, sizeof(params)); + events_interface.failed[event_id] = false; + return NvResult::Success; + } gpu.RegisterSyncptInterrupt(params.syncpt_id, target_value); std::memcpy(output.data(), ¶ms, sizeof(params)); return NvResult::Timeout; @@ -201,6 +211,7 @@ NvResult nvhost_ctrl::IocCtrlClearEventWait(const std::vector& input, std::v if (events_interface.status[event_id] == EventState::Waiting) { events_interface.LiberateEvent(event_id); } + events_interface.failed[event_id] = true; syncpoint_manager.RefreshSyncpoint(events_interface.events[event_id].fence.id); diff --git a/src/core/hle/service/nvdrv/nvdrv.h b/src/core/hle/service/nvdrv/nvdrv.h index e2a1dde5b..a5af5b785 100644 --- a/src/core/hle/service/nvdrv/nvdrv.h +++ b/src/core/hle/service/nvdrv/nvdrv.h @@ -49,6 +49,8 @@ struct EventInterface { std::array status{}; // Tells if an NVEvent is registered or not std::array registered{}; + // Tells the NVEvent that it has failed. + std::array failed{}; // When an NVEvent is waiting on GPU interrupt, this is the sync_point // associated with it. std::array assigned_syncpt{};