Re: [gentoo-user] type keyboard problem

[Andrew Savchenko]

Hi,

On Fri, 6 Oct 2017 08:31:27 +0800 Bill Kenworthy wrote:
> Hi all, I have a laptop keyboard problem - it fails to reconnect the
> keyboard on opening after closing.
>
> MS Surface pro 4 with type keyboard.
>
> The keyboard connects correctly on bootup or resume from hibernate (when
> open).
>
> Close keyboard (removes power), open keyboard and it no longer works.
> Requires a reboot (or hibernate/resume) for it it to work again.
>
> On opening the keyboard, the kernel detects it, it shows up in lsusb.
>
> Oct  6 05:57:15 bunyip kernel: usb 1-7: Product: Surface Type Cover
> Oct  6 05:57:15 bunyip kernel: input: Microsoft Surface Type Cover
> Keyboard as
> /devices/pci0000:00/0000:00:14.0/usb1/1-7/1-7:1.0/0003:045E:07E8.0003/input/input29
> Oct  6 05:57:15 bunyip kernel: input: Microsoft Surface Type Cover
> Consumer Control as
> /devices/pci0000:00/0000:00:14.0/usb1/1-7/1-7:1.0/0003:045E:07E8.0003/input/input31
> Oct  6 05:57:15 bunyip kernel: input: Microsoft Surface Type Cover
> Touchpad as
> /devices/pci0000:00/0000:00:14.0/usb1/1-7/1-7:1.0/0003:045E:07E8.0003/input/input33
> Oct  6 05:57:15 bunyip kernel: hid-multitouch 0003:045E:07E8.0003:
> input,hiddev96,hidraw0: USB HID v1.11 Keyboard [Microsoft Surface Type
> Cover] on usb-0000:00:14.0-7/input0
>
> It looks like it changes input when reopening but the event framework
> fails to re-enumerate it.
>
> Ive tried restarting udev but no luck.

Try to update your kernel to the latest one, preferably to vanilla
one.

Also try udevadm trigger.

Best regards,
Andrew Savchenko