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On 2023-02-19 12:58, Marco Calistri wrote:
> Il 18/02/23 13:20, Carlos E. R. ha scritto:
>> On 2023-02-18 16:46, Marco Calistri wrote:
>>> Il 18/02/23 11:44, Andrei Borzenkov ha scritto:
>>>> On 18.02.2023 04:31, Marco Calistri wrote:
>>>>> Hello,
>>>>>
>>>>> I've been able to set a specific brightness intensity at evry boot, by
>>>>> using an /etc/init.d/after.local script,
>>>>
>>>> Showing this script may provide some hints. Also why do you need it?
>>>> Normally the brightness is expected to be set using desktop
>>>> environment configuration and preserved across reboot.
>>> Here this expected condition do not occurs, due that I use such script:
>>> echo -n 1 > /sys/class/backlight/acpi_video0/brightness
>>
>> ...
>>
>>>> You need to find out what and when changes the brightness. It could
>>>> also be your desktop environment.
>>> Well, for the boot my issue is resolved but for the after suspend
>>> mode it is not and from what I see by Google it is a very common
>>> issue among Linux users.
>>
>> You can hook another script at restore from suspend or hibernation.
>> See
>> <https://lists.opensuse.org/archives/list/users@lists.opensuse.org/message/SMZGCEUR434DBEQ2MBPEVYTZYNC5UGQY/> for the idea.
>>
>> Notice that if your desktop restores brightness itself, it may be
>> after that script runs. So perhaps add a delay.
>>
>> Another place that can change brightness is laptop-mode tools — I'm
>> unsure of the name, though.
>>
>
> I tried to review your script but I cannot adapt it to my specific case.

Why? :-?


--
Cheers / Saludos,

Carlos E. R.
(from 15.4 x86_64 at Telcontar)