Intel-GFX Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: Kamal Mostafa <kamal@canonical.com>
To: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>,
	Paulo Zanoni <paulo.r.zanoni@intel.com>
Subject: Re: i915 PCH backlight vs. Dell XPS13
Date: Tue, 12 Feb 2013 10:35:14 -0800	[thread overview]
Message-ID: <1360694114.21346.85.camel@fourier> (raw)
In-Reply-To: <CAKMK7uG6GsFpZoLQJwUu1mi2b9dGuW_4sGvRunsAvSUhJ5XJGw@mail.gmail.com>


[-- Attachment #1.1: Type: text/plain, Size: 774 bytes --]

On Fri, Feb 8, 2013 at 8:36 PM, Kamal Mostafa <kamal@canonical.com> wrote:
> > Daniel's backlight fixes which landed in 3.6 did enable working
> > backlight controls on the XPS13, but it appears that this commit from
> > Paolo broke it again:
> >         a4f32fc drm/i915: don't forget the PCH backlight registers

On Fri, 2013-02-08 at 20:55 +0100, Daniel Vetter wrote:
> You might want to try the latest drm-intel-nightly git branch from
> http://cgit.freedesktop.org/~danvet/drm-intel This has a few more
> tricks which helped on some similar platforsm to yours (and similar
> resume issues).


Yes indeed, this commit from drm-intel-nightly does fix the problem:
"drm/i915: write backlight harder".

Thanks as always, for your help Daniel!

 -Kamal


[-- Attachment #1.2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 836 bytes --]

[-- Attachment #2: Type: text/plain, Size: 159 bytes --]

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx

      reply	other threads:[~2013-02-12 18:35 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1360352163.14891.44.camel@fourier>
2013-02-08 19:55 ` i915 PCH backlight vs. Dell XPS13 Daniel Vetter
2013-02-12 18:35   ` Kamal Mostafa [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=1360694114.21346.85.camel@fourier \
    --to=kamal@canonical.com \
    --cc=daniel.vetter@ffwll.ch \
    --cc=intel-gfx@lists.freedesktop.org \
    --cc=paulo.r.zanoni@intel.com \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox