From: Martin Herkt <lachs0r@srsfckn.biz>
To: linux-input@vger.kernel.org
Subject: Re: PROBLEM: [Asus Zenbook Pro UX501JW] Backlight control via hotkeys does not work
Date: Mon, 01 Jun 2015 23:50:50 +0200 [thread overview]
Message-ID: <3398135.BGeJMlpYrp@sakuya> (raw)
In-Reply-To: <CAGo33vX_m_nTrDJ+20XTH-qwjHrDgH+w=Uu89ztC10t8-kYrHg@mail.gmail.com>
On Monday 01 June 2015 23:19:09 Philip Tibom wrote:
> [1.] One line summary of the problem:
> [Asus Zenbook Pro UX501JW] Backlight control via hotkeys does not work
>
>
>
> [2.] Full description of the problem/report:
> When using the default open source drivers, backlight control does not
> work via keyboard hotkeys on Asus Zenbook Pro UX501JW.
>
> WORKAROUND: The backlight can be manually set while running on the
> integrated intel graphics (not with hotkeys).
Setting acpi_osi= on the kernel command line is a workaround for many ASUS
laptops running UEFI firmware (I have one of those too). Although I did not
observe any obvious unwanted side effects with this option, I have no idea
which other ACPI functions are influenced by it.
See also:
https://bugzilla.kernel.org/show_bug.cgi?id=89401
https://bugzilla.kernel.org/show_bug.cgi?id=70241
prev parent reply other threads:[~2015-06-01 21:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-01 21:19 PROBLEM: [Asus Zenbook Pro UX501JW] Backlight control via hotkeys does not work Philip Tibom
2015-06-01 21:50 ` Martin Herkt [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=3398135.BGeJMlpYrp@sakuya \
--to=lachs0r@srsfckn.biz \
--cc=linux-input@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.