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// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "common/logging/log.h"
#include "input_common/helpers/joycon_protocol/ringcon.h"
namespace InputCommon::Joycon {
RingConProtocol::RingConProtocol(std::shared_ptr<JoyconHandle> handle)
: JoyconCommonProtocol(std::move(handle)) {}
DriverResult RingConProtocol::EnableRingCon() {
LOG_DEBUG(Input, "Enable Ringcon");
ScopedSetBlocking sb(this);
DriverResult result{DriverResult::Success};
if (result == DriverResult::Success) {
result = SetReportMode(ReportMode::STANDARD_FULL_60HZ);
}
if (result == DriverResult::Success) {
result = EnableMCU(true);
}
if (result == DriverResult::Success) {
const MCUConfig config{
.command = MCUCommand::ConfigureMCU,
.sub_command = MCUSubCommand::SetDeviceMode,
.mode = MCUMode::Standby,
.crc = {},
};
result = ConfigureMCU(config);
}
return result;
}
DriverResult RingConProtocol::DisableRingCon() {
LOG_DEBUG(Input, "Disable RingCon");
ScopedSetBlocking sb(this);
DriverResult result{DriverResult::Success};
if (result == DriverResult::Success) {
result = EnableMCU(false);
}
is_enabled = false;
return result;
}
DriverResult RingConProtocol::StartRingconPolling() {
LOG_DEBUG(Input, "Enable Ringcon");
ScopedSetBlocking sb(this);
DriverResult result{DriverResult::Success};
bool is_connected = false;
if (result == DriverResult::Success) {
result = IsRingConnected(is_connected);
}
if (result == DriverResult::Success && is_connected) {
LOG_INFO(Input, "Ringcon detected");
result = ConfigureRing();
}
if (result == DriverResult::Success) {
is_enabled = true;
}
return result;
}
DriverResult RingConProtocol::IsRingConnected(bool& is_connected) {
LOG_DEBUG(Input, "IsRingConnected");
constexpr std::size_t max_tries = 28;
constexpr u8 ring_controller_id = 0x20;
std::vector<u8> output;
std::size_t tries = 0;
is_connected = false;
do {
std::array<u8, 1> empty_data{};
const auto result = SendSubCommand(SubCommand::UNKNOWN_RINGCON, empty_data, output);
if (result != DriverResult::Success) {
return result;
}
if (tries++ >= max_tries) {
return DriverResult::NoDeviceDetected;
}
} while (output[16] != ring_controller_id);
is_connected = true;
return DriverResult::Success;
}
DriverResult RingConProtocol::ConfigureRing() {
LOG_DEBUG(Input, "ConfigureRing");
static constexpr std::array<u8, 37> ring_config{
0x06, 0x03, 0x25, 0x06, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x16, 0xED, 0x34, 0x36,
0x00, 0x00, 0x00, 0x0A, 0x64, 0x0B, 0xE6, 0xA9, 0x22, 0x00, 0x00, 0x04, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x90, 0xA8, 0xE1, 0x34, 0x36};
const DriverResult result = SendSubCommand(SubCommand::UNKNOWN_RINGCON3, ring_config);
if (result != DriverResult::Success) {
return result;
}
static constexpr std::array<u8, 4> ringcon_data{0x04, 0x01, 0x01, 0x02};
return SendSubCommand(SubCommand::UNKNOWN_RINGCON2, ringcon_data);
}
bool RingConProtocol::IsEnabled() const {
return is_enabled;
}
} // namespace InputCommon::Joycon
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