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nvdrv: Unregister already registered events

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This commit is contained in:
Chloe Marcec 2021-01-23 22:02:14 +11:00
parent 12355cbf02
commit 3b0458a7a5
1 changed files with 8 additions and 1 deletions
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9
src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
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@ -155,7 +155,14 @@ NvResult nvhost_ctrl::IocCtrlEventRegister(const std::vector<u8>& input, std::ve
return NvResult::BadParameter; return NvResult::BadParameter;
} }
if (events_interface.registered[event_id]) { if (events_interface.registered[event_id]) {
return NvResult::BadParameter; const auto event_state = events_interface.status[event_id];
if (event_state == EventState::Registered || event_state == EventState::Waiting ||
event_state == EventState::Busy) {
LOG_WARNING(Service_NVDRV, "Event already registered! Unregistering previous event");
events_interface.UnregisterEvent(event_id);
} else {
return NvResult::BadParameter;
}
} }
events_interface.RegisterEvent(event_id); events_interface.RegisterEvent(event_id);
return NvResult::Success; return NvResult::Success;