From: David Woodhouse <dwmw2@infradead.org>
To: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Grant Likely <grant.likely@secretlab.ca>,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
Daniel Vetter <daniel.vetter@ffwll.ch>,
David Airlie <airlied@linux.ie>
Subject: Re: [PATCH] i915: Quirk out disconnected backlight
Date: Fri, 14 Sep 2012 15:29:14 +0100 [thread overview]
Message-ID: <1347632954.21322.44.camel@shinybook.infradead.org> (raw)
In-Reply-To: <20120914134853.GA6533@srcf.ucam.org>
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On Fri, 2012-09-14 at 14:48 +0100, Matthew Garrett wrote:
> On Fri, Sep 14, 2012 at 01:57:06PM +0100, Grant Likely wrote:
>
> > Tested on MacbookPro8,3. Without this patch both the intel_backlight and
> > gmux_backlight devices get registered and userspace doesn't know which
> > it should use.
>
> Userspace should be figuring out which one to use from the type field.
It only does that if it's using gsd-backlight-helper to poke
at /sys/class/backlight directly. If X exposes a backlight, (as it does
for the Intel backlight), then gsd will just use that.
--
dwmw2
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next prev parent reply other threads:[~2012-09-14 14:29 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-14 12:57 Grant Likely
2012-09-14 13:01 ` Chris Wilson
2012-09-14 13:09 ` Grant Likely
2012-09-14 13:12 ` David Woodhouse
2012-09-14 13:24 ` Grant Likely
2012-09-17 8:03 ` Jani Nikula
2012-09-17 16:02 ` Grant Likely
2012-09-14 13:33 ` Chris Wilson
2012-09-14 13:48 ` Matthew Garrett
2012-09-14 14:29 ` David Woodhouse [this message]
2012-09-14 14:40 ` Matthew Garrett
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