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NvHost: Fix some regressions and correct signaling on timeout.

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This commit is contained in:
Fernando Sahmkow 2021-10-30 02:32:07 +02:00
parent 31d4bc6953
commit 7b7f6f1cb7
1 changed files with 19 additions and 25 deletions
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44
src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp
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@ -105,30 +105,32 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector
auto& event = events_interface.events[event_id];
auto& gpu = system.GPU();
// This is mostly to take into account unimplemented features. As synced
// gpu is always synced.
if (!gpu.IsAsync()) {
event.event->GetWritableEvent().Signal();
return NvResult::Success;
}
const u32 current_syncpoint_value = event.fence.value;
const s32 diff = current_syncpoint_value - params.threshold;
if (diff >= 0) {
event.event->GetWritableEvent().Signal();
params.value = current_syncpoint_value;
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
return NvResult::Success;
}
const u32 target_value = current_syncpoint_value - diff;
const u32 target_value = params.value;
if (!is_async) {
params.value = 0;
}
if (params.timeout == 0) {
const auto check_failing = [&]() {
if (events_interface.failed[event_id]) {
{
auto lk = system.StallProcesses();
gpu.WaitFence(params.syncpt_id, target_value);
system.UnstallProcesses();
}
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
return true;
}
return false;
};
if (params.timeout == 0) {
if (check_failing()) {
return NvResult::Success;
}
return NvResult::Timeout;
}
@ -147,15 +149,7 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector
params.value = ((params.syncpt_id & 0xfff) << 16) | 0x10000000;
}
params.value |= event_id;
event.event->GetWritableEvent().Clear();
if (events_interface.failed[event_id]) {
{
auto lk = system.StallProcesses();
gpu.WaitFence(params.syncpt_id, target_value);
system.UnstallProcesses();
}
std::memcpy(output.data(), &params, sizeof(params));
events_interface.failed[event_id] = false;
if (check_failing()) {
return NvResult::Success;
}
gpu.RegisterSyncptInterrupt(params.syncpt_id, target_value);