Re: Stretch upgrade from Jessie -- several issues
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On 06/25/2017 04:22 PM, Floris wrote:
>
> Op Sun, 25 Jun 2017 19:10:40 +0200 schreef Ralph Katz
> <ralph@ralphkatz.com>:
>>
>>> 3) The sound volume up/down function keys [Fn up/down arrow] no
>>> longer respond (xfce4). However the screen brightness keys
>>> function normally [Fn left/right arrow]. The mute sound
>>> function key is also ignored [Fn F8]. I can control volume
>>> with the mouse using pavucontrol or gkrellm-volume.
>>
>> No progress.
>
> if the keys are recognized by the kernel, then you can remap them
> with an udev hwdb rule.
>
> Test with evtest if the keys get a scancode and a keycode.
> Something like: type 4 (EV_MSC), code 4 (MSC_SCAN), value 700e0
> type 1 (EV_KEY), code 29 (KEY_LEFTCTRL), value 1 In this case I
> pressed the Left Ctrl key, which has a value of 700e0
>
> Create a new rule in /etc/udev/hwdb.d with something like:
>
> evdev:atkbd:dmi:bvn*:bvr*:bd*:svnAcer*:pn*
> KEYBOARD_KEY_ed=volumeup KEYBOARD_KEY_ee=volumedown etc...
>
> use evemu-describe to find your evdev:... line
>
> also read:
> https://wiki.archlinux.org/index.php/Map_scancodes_to_keycodes
> https://wiki.archlinux.org/index.php/Extra_keyboard_keys
> /lib/udev/hwdb.d/60-keyboard.hwdb for more information and
> examples
>
> Floris
Thanks Floris! I will look into this, but I am confounded as to why
on jessie and previous versions, recognizing these sound keys was
automatic.
Ralph
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