From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: "xorg-devel-go0+a7rfsptAfugRpC6u6w@public.gmane.org"
<xorg-devel-go0+a7rfsptAfugRpC6u6w@public.gmane.org>,
Linux Fbdev development list
<linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Jingoo Han <jg1.han-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Dave Airlie <airlied-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
dri-devel
<dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
Subject: Re: Fixing the kernels backlight API
Date: Thu, 13 Feb 2014 20:12:37 +0000 [thread overview]
Message-ID: <20140213201237.GA19355@srcf.ucam.org> (raw)
In-Reply-To: <52FD204E.40507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
On Thu, Feb 13, 2014 at 08:43:10PM +0100, Hans de Goede wrote:
> I can understand where Dave is coming from, from a kernel pov, so this
> might really be easier to just solve in userspace. I don't know if you've
> seen my very rough sketch of how this could work in userspace in my other
> mail. The idea would be to still make this show up on a specific connector,
> but only at the xrandr level, not at the drm level, and have the xserver
> talk to some kind of backlightd for this. The backlightd API should of cource
> be generic enough that it can be used in wayland too.
Sure. You should probably take a look at libbacklight, which already has
some amount of support for appropriate heuristics.
--
Matthew Garrett | mjg59@srcf.ucam.org
WARNING: multiple messages have this Message-ID (diff)
From: Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
To: Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: "xorg-devel-go0+a7rfsptAfugRpC6u6w@public.gmane.org"
<xorg-devel-go0+a7rfsptAfugRpC6u6w@public.gmane.org>,
Linux Fbdev development list
<linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Jingoo Han <jg1.han-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Dave Airlie <airlied-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
dri-devel
<dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
Subject: Re: Fixing the kernels backlight API
Date: Thu, 13 Feb 2014 20:12:37 +0000 [thread overview]
Message-ID: <20140213201237.GA19355@srcf.ucam.org> (raw)
In-Reply-To: <52FD204E.40507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
On Thu, Feb 13, 2014 at 08:43:10PM +0100, Hans de Goede wrote:
> I can understand where Dave is coming from, from a kernel pov, so this
> might really be easier to just solve in userspace. I don't know if you've
> seen my very rough sketch of how this could work in userspace in my other
> mail. The idea would be to still make this show up on a specific connector,
> but only at the xrandr level, not at the drm level, and have the xserver
> talk to some kind of backlightd for this. The backlightd API should of cource
> be generic enough that it can be used in wayland too.
Sure. You should probably take a look at libbacklight, which already has
some amount of support for appropriate heuristics.
--
Matthew Garrett | mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org
_______________________________________________
xorg-devel-go0+a7rfsptAfugRpC6u6w@public.gmane.org: X.Org development
Archives: http://lists.x.org/archives/xorg-devel
Info: http://lists.x.org/mailman/listinfo/xorg-devel
next prev parent reply other threads:[~2014-02-13 20:12 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-12 15:12 Fixing the kernels backlight API Hans de Goede
2014-02-12 15:12 ` Hans de Goede
[not found] ` <52FB8F45.9060006-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-02-12 20:14 ` Dave Airlie
2014-02-12 20:14 ` Dave Airlie
[not found] ` <CAPM=9tyYLuoTtW69-cPx-JSuar++D5WEtYRZr_-aP7uowZpVyA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-12 20:43 ` Ville Syrjälä
2014-02-12 20:43 ` Ville Syrjälä
2014-02-12 22:26 ` David Herrmann
2014-02-12 22:26 ` David Herrmann
[not found] ` <CANq1E4R=UVo5YVPUrdRFeobAE-qU6e-+GHZ2VJwwaa8zEO6g3Q-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-02-13 6:37 ` Alexander E. Patrakov
2014-02-13 6:37 ` Alexander E. Patrakov
[not found] ` <52FC683F.10905-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2014-02-13 13:57 ` Hans de Goede
2014-02-13 13:57 ` Hans de Goede
2014-02-13 13:49 ` Hans de Goede
2014-02-13 13:49 ` Hans de Goede
2014-02-13 13:41 ` Hans de Goede
2014-02-13 13:41 ` Hans de Goede
2014-02-13 17:19 ` Matthew Garrett
[not found] ` <20140213171932.GB4420-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2014-02-13 19:43 ` Hans de Goede
2014-02-13 19:43 ` Hans de Goede
[not found] ` <52FD204E.40507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2014-02-13 20:12 ` Matthew Garrett [this message]
2014-02-13 20:12 ` Matthew Garrett
[not found] ` <20140213201237.GA19355-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>
2014-02-14 8:45 ` Hans de Goede
2014-02-14 8:45 ` Hans de Goede
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=20140213201237.GA19355@srcf.ucam.org \
--to=mjg59@srcf.ucam.org \
--cc=airlied-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
--cc=dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org \
--cc=hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
--cc=jg1.han-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org \
--cc=linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=xorg-devel-go0+a7rfsptAfugRpC6u6w@public.gmane.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.