## Tips

1. Get info about device

```console
$ lsusb -v -d <vendor_id>:<product_id>
```

2. Check if device is attached to driver

```console
$ ls /sys/bus/<bus_type>/drivers/<driver_name>
```

If is attached to driver, it appear here.

## Usefull links

- https://github.com/torvalds/linux/blob/master/drivers/hid/hid-led.c