diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-driver-hid-logitech-hidpp')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-driver-hid-logitech-hidpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-hid-logitech-hidpp b/Documentation/ABI/testing/sysfs-driver-hid-logitech-hidpp new file mode 100644 index 0000000000..d8f831f2d6 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-hid-logitech-hidpp @@ -0,0 +1,19 @@ +What: /sys/bus/hid/drivers/logitech-hidpp-device/<dev>/range +Date: Jan, 2016 +KernelVersion: 4.6 +Contact: linux-input@vger.kernel.org +Description: + (RW) This attribute controls the amount of 'turn' permitted in + Logitech G920 wheel. Reading from the file shows the current + range of the steering wheel. Writing a value within the min and + max boundary sets the range of the wheel. + +What: /sys/bus/hid/drivers/logitech-hidpp-device/<dev>/builtin_power_supply +Date: Apr, 2017 +KernelVersion: 4.12 +Contact: linux-input@vger.kernel.org +Description: + Presence of this file indicates that HID++ driver is capable of + handling battery properties in the kernel. This way, upower can + add a udev rule to decide whether or not it should use the + internal unifying support or the generic kernel one. |