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Message-ID: <20260124014907.991265-17-derekjohn.clark@gmail.com> Date: Sat, 24 Jan 2026 01:49:07 +0000 From: "Derek J. Clark" <derekjohn.clark@...il.com> To: Jiri Kosina <jikos@...nel.org>, Benjamin Tissoires <bentiss@...nel.org> Cc: Mario Limonciello <mario.limonciello@....com>, Zhixin Zhang <zhangzx36@...ovo.com>, Mia Shao <shaohz1@...ovo.com>, Mark Pearson <mpearson-lenovo@...ebb.ca>, "Pierre-Loup A . Griffais" <pgriffais@...vesoftware.com>, "Derek J . Clark" <derekjohn.clark@...il.com>, linux-input@...r.kernel.org, linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH v3 16/16] HID: Add documentation for Lenovo Legion Go drivers Adds ABI documentation for the hid-lenovo-go-s and hid-lenovo-go drivers. Signed-off-by: Derek J. Clark <derekjohn.clark@...il.com> --- V3: - Remove excess + from every line of patch. --- .../ABI/testing/sysfs-driver-hid-lenovo-go | 724 ++++++++++++++++++ .../ABI/testing/sysfs-driver-hid-lenovo-go-s | 304 ++++++++ MAINTAINERS | 2 + 3 files changed, 1030 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-driver-hid-lenovo-go create mode 100644 Documentation/ABI/testing/sysfs-driver-hid-lenovo-go-s diff --git a/Documentation/ABI/testing/sysfs-driver-hid-lenovo-go b/Documentation/ABI/testing/sysfs-driver-hid-lenovo-go new file mode 100644 index 000000000000..c8221373ef76 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-lenovo-go @@ -0,0 +1,724 @@ +What: /sys/class/leds/go:rgb:joystick_rings/effect +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the display effect of the RGB interface. + + Values are monocolor, breathe, chroma, or rainbow. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/effect_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the effect attribute. + + Values are monocolor, breathe, chroma, or rainbow. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the RGB interface. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the enabled attribute. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the operating mode of the RGB interface. + + Values are dynamic or custom. Custom allows setting the RGB effect and color. + Dynamic is a Windows mode for syncing Lenovo RGB interfaces not currently + supported under Linux. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the mode attribute. + + Values are dynamic or custom. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/profile +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls selecting the configured RGB profile. + + Values are 1-3. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/profile_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the profile attribute. + + Values are 1-3. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/speed +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the change rate for the breathe, chroma, and rainbow effects. + + Values are 0-100. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/class/leds/go:rgb:joystick_rings/speed_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the speed attribute. + + Values are 0-100. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/firmware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the firmware version of the internal MCU. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/fps_mode_dpi +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the DPI of the right handle when the FPS mode switch is on. + + Values are 500, 800, 1200, and 1800. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/fps_mode_dpi_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the fps_mode_dpi attribute. + + Values are 500, 800, 1200, and 1800. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/hardware_generation +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware generation of the internal MCU. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/hardware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware version of the internal MCU. + + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/auto_sleep_time +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the sleep timer due to inactivity for the left removable controller. + + Values are 0-255. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/auto_sleep_time_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/auto_sleep_time attribute. + + Values are 0-255. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_gyro +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This initiates or halts calibration of the left removable controller's IMU. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_gyro_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/calibrate_gyro attribute. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_gyro_status +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the result of the last attempted calibration of the left removable controller's IMU. + + Values are unknown, success, failure. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_joystick +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This initiates or halts calibration of the left removable controller's joystick. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_joystick_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/calibrate_jotstick attribute. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_joystick_status +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the result of the last attempted calibration of the left removable controller's joystick. + + Values are unknown, success, failure. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_tirgger +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This initiates or halts calibration of the left removable controller's trigger. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_gyro_trigger +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/calibrate_trigger attribute. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/calibrate_trigger_status +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the result of the last attempted calibration of the left removable controller's trigger. + + Values are unknown, success, failure. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/firmware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the left removable controller's firmware version. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/hardware_generation +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware generation of the left removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/hardware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware version of the left removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/imu_bypass_enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the IMU bypass function of the left removable controller. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/imu_bypass_enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/imu_bypass_enabled attribute. + + Values are true or false. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/imu_enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the IMU of the left removable controller. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/imu_enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/imu_enabled attribute. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/product_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the product version of the left removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/protocol_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the protocol version of the left removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/reset +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: Resets the left removable controller to factory defaults. + + Writing 1 to this path initiates. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/rumble_mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls setting the response behavior for rumble events for the left removable controller. + + Values are fps, racing, standarg, spg, rpg. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/rumble_mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/rumble_mode attribute. + + Values are fps, racing, standarg, spg, rpg. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/rumble_notification +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling haptic rumble events for the left removable controller. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/rumble_notification_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the left_handle/rumble_notification attribute. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the operating mode of the built-in controller. + + Values are xinput or dinput. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/left_handle/mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the mode attribute. + + Values are xinput or dinput. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/os_mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the behavior of built in chord combinations. + + Values are windows or linux. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/os_mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the os_mode attribute. + + Values are windows or linux. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/product_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the product version of the internal MCU. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/protocol_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the protocol version of the internal MCU. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/reset_mcu +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: Resets the internal MCU to factory defaults. + + Writing 1 to this path initiates. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/auto_sleep_time +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the sleep timer due to inactivity for the right removable controller. + + Values are 0-255. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/auto_sleep_time_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/auto_sleep_time attribute. + + Values are 0-255. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_gyro +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This initiates or halts calibration of the right removable controller's IMU. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_gyro_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/calibrate_gyro attribute. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_gyro_status +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the result of the last attempted calibration of the right removable controller's IMU. + + Values are unknown, success, failure. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_joystick +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This initiates or halts calibration of the right removable controller's joystick. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_joystick_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/calibrate_jotstick attribute. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_joystick_status +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the result of the last attempted calibration of the right removable controller's joystick. + + Values are unknown, success, failure. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_tirgger +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This initiates or halts calibration of the right removable controller's trigger. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_gyro_trigger +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/calibrate_trigger attribute. + + Values are start, stop. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/calibrate_trigger_status +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the result of the last attempted calibration of the right removable controller's trigger. + + Values are unknown, success, failure. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/firmware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the right removable controller's firmware version. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/hardware_generation +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware generation of the right removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/hardware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware version of the right removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/imu_bypass_enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the IMU bypass function of the right removable controller. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/imu_bypass_enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/imu_bypass_enabled attribute. + + Values are true or false. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/imu_enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the IMU of the right removable controller. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/imu_enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/imu_enabled attribute. + + Values are true or false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/product_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the product version of the right removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/protocol_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the protocol version of the right removable controller. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/reset +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: Resets the right removable controller to factory defaults. + + Writing 1 to this path initiates. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/rumble_mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls setting the response behavior for rumble events for the right removable controller. + + Values are fps, racing, standarg, spg, rpg. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/rumble_mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/rumble_mode attribute. + + Values are fps, racing, standarg, spg, rpg. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/rumble_notification +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling haptic rumble events for the right removable controller. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/right_handle/rumble_notification_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the right_handle/rumble_notification attribute. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/rumble_intensity +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls setting the rumble intensity for both removable controllers. + + Values are off, low, medium, high. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/rumble_intensity_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the rumble_intensity attribute. + + Values are off, low, medium, high. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the touchpad. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the touchpad/enabled attribute. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/vibration_enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling haptic rumble events for the touchpad. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/vibration_enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the touchpad/vibration_enabled attribute. + + Values are true, false. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/vibration_intensity +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls setting the intensity of the touchpad haptics. + + Values are off, low, medium, high. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/vibration_intensity_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the touchpad/vibration_intensity attribute. + + Values are off, low, medium, high. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/tx_dongle/firmware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the firmware version of the internal wireless transmission dongle. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/tx_dongle/hardware_generation +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware generation of the internal wireless transmission dongle. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/tx_dongle/hardware_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the hardware version of the internal wireless transmission dongle. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/tx_dongle/product_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the product version of the internal wireless transmission dongle. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/tx_dongle/protocol_version +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the protocol version of the internal wireless transmission dongle. + + Applies to Lenovo Legion Go and Go 2 line of handheld devices. + diff --git a/Documentation/ABI/testing/sysfs-driver-hid-lenovo-go-s b/Documentation/ABI/testing/sysfs-driver-hid-lenovo-go-s new file mode 100644 index 000000000000..4d317074bb7e --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-lenovo-go-s @@ -0,0 +1,304 @@ +What: /sys/class/leds/go_s:rgb:joystick_rings/effect +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the display effect of the RGB interface. + + Values are monocolor, breathe, chroma, or rainbow. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/effect_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the effect attribute. + + Values are monocolor, breathe, chroma, or rainbow. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the RGB interface. + + Values are true or false. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the enabled attribute. + + Values are true or false. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the operating mode of the RGB interface. + + Values are dynamic or custom. Custom allows setting the RGB effect and color. + Dynamic is a Windows mode for syncing Lenovo RGB interfaces not currently + supported under Linux. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the mode attribute. + + Values are dynamic or custom. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/profile +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls selecting the configured RGB profile. + + Values are 1-3. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/profile_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the profile attribute. + + Values are 1-3. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/speed +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the change rate for the breathe, chroma, and rainbow effects. + + Values are 0-100. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/class/leds/go_s:rgb:joystick_rings/speed_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the speed attribute. + + Values are 0-100. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/auto_sleep_time +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the sleep timer due to inactivity for the built-in controller. + + Values are 0-255. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/auto_sleep_time_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the gamepad/auto_sleep_time attribute. + + Values are 0-255. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/dpad_mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the operating mode of the built-in controllers D-pad. + + Values are 4-way or 8-way. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/dpad_mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the gamepad/dpad_mode attribute. + + Values are 4-way or 8-way. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the operating mode of the built-in controller. + + Values are xinput or dinput. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the gamepad/mode attribute. + + Values are xinput or dinput. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/poll_rate +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls the poll rate in Hz of the built-in controller. + + Values are 125, 250, 500, or 1000. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/gamepad/poll_rate_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the gamepad/poll_rate attribute. + + Values are 125, 250, 500, or 1000. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/imu/bypass_enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the IMU bypass function. When enabled the IMU data is directly reported to the OS through +an HIDRAW interface. + + Values are true or false. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/imu/bypass_enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the imu/bypass_enabled attribute. + + Values are true or false. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/imu/manufacturer +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the manufacturer of the intertial measurment unit. + + Values are Bosch or ST. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/imu/sensor_enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the IMU. + + Values are true, false, or wake-2s. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/imu/sensor_enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the imu/sensor_enabled attribute. + + Values are true, false, or wake-2s. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/mcu_id +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the MCU Identification Number + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/mouse/step +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls which value is used for the mouse sensitivity. + + Values are 1-127. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/mouse/step_range +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the mouse/step attribute. + + Values are 1-127. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/os_mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls which value is used for the touchpads operating mode. + + Values are windows or linux. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/os_mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the os_mode attribute. + + Values are windows or linux. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/enabled +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls enabling or disabling the built-in touchpad. + + Values are true or false. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/enabled_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the touchpad/enabled attribute. + + Values are true or false. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/linux_mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls behavior of the touchpad events when os_mode is set to linux. + + Values are absolute or relative. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/linux_mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the touchpad/linux_mode attribute. + + Values are absolute or relative. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/windows_mode +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This controls behavior of the touchpad events when os_mode is set to windows. + + Values are absolute or relative. + + Applies to Lenovo Legion Go S line of handheld devices. + +What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/touchpad/windows_mode_index +Date: April 2026 +Contact: linux-input@...r.kernel.org +Description: This displays the available options for the touchpad/windows_mode attribute. + + Values are absolute or relative. + + Applies to Lenovo Legion Go S line of handheld devices. diff --git a/MAINTAINERS b/MAINTAINERS index 723598010189..c812d79e3b28 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14140,6 +14140,8 @@ M: Derek J. Clark <derekjohn.clark@...il.com> M: Mark Pearson <mpearson-lenovo@...ebb.ca> L: linux-input@...r.kernel.org S: Maintained +F: Documentation/ABI/testing/sysfs-driver-hid-lenovo-go +F: Documentation/ABI/testing/sysfs-driver-hid-lenovo-go-s F: drivers/hid/hid-lenovo-go-s.c F: drivers/hid/hid-lenovo-go.c F: drivers/hid/hid-lenovo.c -- 2.52.0
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