4 files changed, 57 insertions, 22 deletions

diff --git a/src/input_common/drivers/sdl_driver.cpp b/src/input_common/drivers/sdl_driver.cpp
index ab64a64a2..9f26392b1 100644
--- a/src/input_common/drivers/sdl_driver.cpp
+++ b/src/input_common/drivers/sdl_driver.cpp
@@ -150,6 +150,8 @@ public:
         if (sdl_controller) {
             const auto type = SDL_GameControllerGetType(sdl_controller.get());
             return (type == SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_PRO) ||
+                   (type == SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_JOYCON_LEFT) ||
+                   (type == SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_JOYCON_RIGHT) ||
                    (type == SDL_CONTROLLER_TYPE_PS5);
         }
         return false;
@@ -228,9 +230,8 @@ public:
         return false;
     }
 
-    Common::Input::BatteryLevel GetBatteryLevel() {
-        const auto level = SDL_JoystickCurrentPowerLevel(sdl_joystick.get());
-        switch (level) {
+    Common::Input::BatteryLevel GetBatteryLevel(SDL_JoystickPowerLevel battery_level) {
+        switch (battery_level) {
         case SDL_JOYSTICK_POWER_EMPTY:
             return Common::Input::BatteryLevel::Empty;
         case SDL_JOYSTICK_POWER_LOW:
@@ -378,7 +379,6 @@ void SDLDriver::InitJoystick(int joystick_index) {
     if (joystick_map.find(guid) == joystick_map.end()) {
         auto joystick = std::make_shared<SDLJoystick>(guid, 0, sdl_joystick, sdl_gamecontroller);
         PreSetController(joystick->GetPadIdentifier());
-        SetBattery(joystick->GetPadIdentifier(), joystick->GetBatteryLevel());
         joystick->EnableMotion();
         joystick_map[guid].emplace_back(std::move(joystick));
         return;
@@ -398,7 +398,6 @@ void SDLDriver::InitJoystick(int joystick_index) {
     const int port = static_cast<int>(joystick_guid_list.size());
     auto joystick = std::make_shared<SDLJoystick>(guid, port, sdl_joystick, sdl_gamecontroller);
     PreSetController(joystick->GetPadIdentifier());
-    SetBattery(joystick->GetPadIdentifier(), joystick->GetBatteryLevel());
     joystick->EnableMotion();
     joystick_guid_list.emplace_back(std::move(joystick));
 }
@@ -438,8 +437,6 @@ void SDLDriver::HandleGameControllerEvent(const SDL_Event& event) {
         if (const auto joystick = GetSDLJoystickBySDLID(event.jbutton.which)) {
             const PadIdentifier identifier = joystick->GetPadIdentifier();
             SetButton(identifier, event.jbutton.button, true);
-            // Battery doesn't trigger an event so just update every button press
-            SetBattery(identifier, joystick->GetBatteryLevel());
         }
         break;
     }
@@ -466,6 +463,13 @@ void SDLDriver::HandleGameControllerEvent(const SDL_Event& event) {
         }
         break;
     }
+    case SDL_JOYBATTERYUPDATED: {
+        if (auto joystick = GetSDLJoystickBySDLID(event.jbattery.which)) {
+            const PadIdentifier identifier = joystick->GetPadIdentifier();
+            SetBattery(identifier, joystick->GetBatteryLevel(event.jbattery.level));
+        }
+        break;
+    }
     case SDL_JOYDEVICEREMOVED:
         LOG_DEBUG(Input, "Controller removed with Instance_ID {}", event.jdevice.which);
         CloseJoystick(SDL_JoystickFromInstanceID(event.jdevice.which));
@@ -505,6 +509,9 @@ SDLDriver::SDLDriver(std::string input_engine_) : InputEngine(std::move(input_en
         SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_JOY_CONS, "0");
     } else {
         SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_JOY_CONS, "1");
+        SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_JOYCON_HOME_LED, "0");
+        SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_COMBINE_JOY_CONS, "0");
+        SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_VERTICAL_JOY_CONS, "1");
     }
 
     // Disable hidapi drivers for pro controllers when the custom joycon driver is enabled
@@ -512,8 +519,11 @@ SDLDriver::SDLDriver(std::string input_engine_) : InputEngine(std::move(input_en
         SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_SWITCH, "0");
     } else {
         SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_SWITCH, "1");
+        SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_SWITCH_HOME_LED, "0");
     }
 
+    SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_SWITCH_PLAYER_LED, "1");
+
     // Disable hidapi driver for xbox. Already default on Windows, this causes conflict with native
     // driver on Linux.
     SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_XBOX, "0");
@@ -793,7 +803,9 @@ ButtonMapping SDLDriver::GetButtonMappingForDevice(const Common::ParamPackage& p
     // This list also excludes Screenshot since there's not really a mapping for that
     ButtonBindings switch_to_sdl_button;
 
-    if (SDL_GameControllerGetType(controller) == SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_PRO) {
+    if (SDL_GameControllerGetType(controller) == SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_PRO ||
+        SDL_GameControllerGetType(controller) == SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_JOYCON_LEFT ||
+        SDL_GameControllerGetType(controller) == SDL_CONTROLLER_TYPE_NINTENDO_SWITCH_JOYCON_RIGHT) {
         switch_to_sdl_button = GetNintendoButtonBinding(joystick);
     } else {
         switch_to_sdl_button = GetDefaultButtonBinding();
diff --git a/src/input_common/helpers/joycon_driver.cpp b/src/input_common/helpers/joycon_driver.cpp
index 2c8c66951..ec984a647 100644
--- a/src/input_common/helpers/joycon_driver.cpp
+++ b/src/input_common/helpers/joycon_driver.cpp
@@ -72,6 +72,7 @@ DriverResult JoyconDriver::InitializeDevice() {
     nfc_enabled = false;
     passive_enabled = false;
     irs_enabled = false;
+    input_only_device = false;
     gyro_sensitivity = Joycon::GyroSensitivity::DPS2000;
     gyro_performance = Joycon::GyroPerformance::HZ833;
     accelerometer_sensitivity = Joycon::AccelerometerSensitivity::G8;
@@ -86,16 +87,23 @@ DriverResult JoyconDriver::InitializeDevice() {
     rumble_protocol = std::make_unique<RumbleProtocol>(hidapi_handle);
 
     // Get fixed joycon info
-    generic_protocol->GetVersionNumber(version);
-    generic_protocol->SetLowPowerMode(false);
-    generic_protocol->GetColor(color);
-    if (handle_device_type == ControllerType::Pro) {
-        // Some 3rd party controllers aren't pro controllers
-        generic_protocol->GetControllerType(device_type);
-    } else {
-        device_type = handle_device_type;
+    if (generic_protocol->GetVersionNumber(version) != DriverResult::Success) {
+        // If this command fails the device doesn't accept configuration commands
+        input_only_device = true;
     }
-    generic_protocol->GetSerialNumber(serial_number);
+
+    if (!input_only_device) {
+        generic_protocol->SetLowPowerMode(false);
+        generic_protocol->GetColor(color);
+        if (handle_device_type == ControllerType::Pro) {
+            // Some 3rd party controllers aren't pro controllers
+            generic_protocol->GetControllerType(device_type);
+        } else {
+            device_type = handle_device_type;
+        }
+        generic_protocol->GetSerialNumber(serial_number);
+    }
+
     supported_features = GetSupportedFeatures();
 
     // Get Calibration data
@@ -261,6 +269,10 @@ DriverResult JoyconDriver::SetPollingMode() {
         generic_protocol->EnableImu(false);
     }
 
+    if (input_only_device) {
+        return DriverResult::NotSupported;
+    }
+
     if (irs_protocol->IsEnabled()) {
         irs_protocol->DisableIrs();
     }
@@ -282,6 +294,7 @@ DriverResult JoyconDriver::SetPollingMode() {
         }
         irs_protocol->DisableIrs();
         LOG_ERROR(Input, "Error enabling IRS");
+        return result;
     }
 
     if (nfc_enabled && supported_features.nfc) {
@@ -291,6 +304,7 @@ DriverResult JoyconDriver::SetPollingMode() {
         }
         nfc_protocol->DisableNfc();
         LOG_ERROR(Input, "Error enabling NFC");
+        return result;
     }
 
     if (hidbus_enabled && supported_features.hidbus) {
@@ -305,6 +319,7 @@ DriverResult JoyconDriver::SetPollingMode() {
         ring_connected = false;
         ring_protocol->DisableRingCon();
         LOG_ERROR(Input, "Error enabling Ringcon");
+        return result;
     }
 
     if (passive_enabled && supported_features.passive) {
@@ -333,6 +348,10 @@ JoyconDriver::SupportedFeatures JoyconDriver::GetSupportedFeatures() {
         .vibration = true,
     };
 
+    if (input_only_device) {
+        return features;
+    }
+
     if (device_type == ControllerType::Right) {
         features.nfc = true;
         features.irs = true;
@@ -517,6 +536,11 @@ DriverResult JoyconDriver::StopNfcPolling() {
     const auto result = nfc_protocol->StopNFCPollingMode();
     disable_input_thread = false;
 
+    if (amiibo_detected) {
+        amiibo_detected = false;
+        joycon_poller->UpdateAmiibo({});
+    }
+
     return result;
 }
 
diff --git a/src/input_common/helpers/joycon_driver.h b/src/input_common/helpers/joycon_driver.h
index bc7025a21..45b32d2f8 100644
--- a/src/input_common/helpers/joycon_driver.h
+++ b/src/input_common/helpers/joycon_driver.h
@@ -120,6 +120,7 @@ private:
     // Hardware configuration
     u8 leds{};
     ReportMode mode{};
+    bool input_only_device{};
     bool passive_enabled{};   // Low power mode, Ideal for multiple controllers at the same time
     bool hidbus_enabled{};    // External device support
     bool irs_enabled{};       // Infrared camera input
diff --git a/src/input_common/helpers/joycon_protocol/common_protocol.cpp b/src/input_common/helpers/joycon_protocol/common_protocol.cpp
index 51669261a..88f4cec1c 100644
--- a/src/input_common/helpers/joycon_protocol/common_protocol.cpp
+++ b/src/input_common/helpers/joycon_protocol/common_protocol.cpp
@@ -73,7 +73,7 @@ DriverResult JoyconCommonProtocol::SendRawData(std::span<const u8> buffer) {
 DriverResult JoyconCommonProtocol::GetSubCommandResponse(SubCommand sc,
                                                          SubCommandResponse& output) {
     constexpr int timeout_mili = 66;
-    constexpr int MaxTries = 15;
+    constexpr int MaxTries = 3;
     int tries = 0;
 
     do {
@@ -113,9 +113,7 @@ DriverResult JoyconCommonProtocol::SendSubCommand(SubCommand sc, std::span<const
         return result;
     }
 
-    result = GetSubCommandResponse(sc, output);
-
-    return DriverResult::Success;
+    return GetSubCommandResponse(sc, output);
 }
 
 DriverResult JoyconCommonProtocol::SendSubCommand(SubCommand sc, std::span<const u8> buffer) {
@@ -158,7 +156,7 @@ DriverResult JoyconCommonProtocol::SendVibrationReport(std::span<const u8> buffe
 
 DriverResult JoyconCommonProtocol::ReadRawSPI(SpiAddress addr, std::span<u8> output) {
     constexpr std::size_t HeaderSize = 5;
-    constexpr std::size_t MaxTries = 10;
+    constexpr std::size_t MaxTries = 5;
     std::size_t tries = 0;
     SubCommandResponse response{};
     std::array<u8, sizeof(ReadSpiPacket)> buffer{};