| Aishwarya Pant | 09f3fe4 | 2018-03-02 18:46:53 +0530 | [diff] [blame] | 1 | What: /sys/bus/hid/drivers/logitech-hidpp-device/<dev>/range |
| 2 | Date: Jan, 2016 |
| 3 | KernelVersion: 4.6 |
| 4 | Contact: linux-input@vger.kernel.org |
| 5 | Description: |
| 6 | (RW) This attribute controls the amount of 'turn' permitted in |
| 7 | Logitech G920 wheel. Reading from the file shows the current |
| 8 | range of the steering wheel. Writing a value within the min and |
| 9 | max boundary sets the range of the wheel. |
| 10 | |
| 11 | What: /sys/bus/hid/drivers/logitech-hidpp-device/<dev>/builtin_power_supply |
| 12 | Date: Apr, 2017 |
| 13 | KernelVersion: 4.12 |
| 14 | Contact: linux-input@vger.kernel.org |
| 15 | Description: |
| 16 | Presence of this file indicates that HID++ driver is capable of |
| 17 | handling battery properties in the kernel. This way, upower can |
| 18 | add a udev rule to decide whether or not it should use the |
| 19 | internal unifying support or the generic kernel one. |
