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kernel/svc: Move address arbiter signaling behind a unified API function

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Similar to how WaitForAddress was isolated to its own function, we can
also move the necessary conditional checking into the address arbiter
class itself, allowing us to hide the implementation details of it from
public use.
This commit is contained in:
Lioncash
2019-03-07 18:42:44 -05:00
parent 0209de123b
commit b7f331afa3
3 changed files with 26 additions and 22 deletions
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18
src/core/hle/kernel/address_arbiter.cpp
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@ -42,7 +42,21 @@ void WakeThreads(const std::vector<SharedPtr<Thread>>& waiting_threads, s32 num_
AddressArbiter::AddressArbiter(Core::System& system) : system{system} {}
AddressArbiter::~AddressArbiter() = default;
ResultCode AddressArbiter::SignalToAddress(VAddr address, s32 num_to_wake) {
ResultCode AddressArbiter::SignalToAddress(VAddr address, SignalType type, s32 value,
s32 num_to_wake) {
switch (type) {
case SignalType::Signal:
return SignalToAddressOnly(address, num_to_wake);
case SignalType::IncrementAndSignalIfEqual:
return IncrementAndSignalToAddressIfEqual(address, value, num_to_wake);
case SignalType::ModifyByWaitingCountAndSignalIfEqual:
return ModifyByWaitingCountAndSignalToAddressIfEqual(address, value, num_to_wake);
default:
return ERR_INVALID_ENUM_VALUE;
}
}
ResultCode AddressArbiter::SignalToAddressOnly(VAddr address, s32 num_to_wake) {
const std::vector<SharedPtr<Thread>> waiting_threads = GetThreadsWaitingOnAddress(address);
WakeThreads(waiting_threads, num_to_wake);
return RESULT_SUCCESS;
@ -60,7 +74,7 @@ ResultCode AddressArbiter::IncrementAndSignalToAddressIfEqual(VAddr address, s32
}
Memory::Write32(address, static_cast<u32>(value + 1));
return SignalToAddress(address, num_to_wake);
return SignalToAddressOnly(address, num_to_wake);
}
ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr address, s32 value,