From: Chris Wilson <chris@chris-wilson.co.uk>
To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Cc: Grant Likely <grant.likely@secretlab.ca>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
David Airlie <airlied@linux.ie>, Matthew Garrett <mjg@redhat.com>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH] i915: Quirk out disconnected backlight
Date: Fri, 14 Sep 2012 14:01:32 +0100 [thread overview]
Message-ID: <84c8a8$5o3dgr@orsmga001.jf.intel.com> (raw)
In-Reply-To: <1347627426-3813-1-git-send-email-grant.likely@secretlab.ca>
On Fri, 14 Sep 2012 13:57:06 +0100, Grant Likely <grant.likely@secretlab.ca> wrote:
> Some platforms (for instance MacbookPros) have custom backlight drivers
> and don't use the integrated i915 backlight control. This patch adds a
> quirk to disable registering the intel backlight when unused on a
> platform.
>
> 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 is informed throught the backlight/type property.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
WARNING: multiple messages have this Message-ID (diff)
From: Chris Wilson <chris@chris-wilson.co.uk>
To: Grant Likely <grant.likely@secretlab.ca>,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Cc: Grant Likely <grant.likely@secretlab.ca>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
David Airlie <airlied@linux.ie>, Matthew Garrett <mjg@redhat.com>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH] i915: Quirk out disconnected backlight
Date: Fri, 14 Sep 2012 14:01:32 +0100 [thread overview]
Message-ID: <84c8a8$5o3dgr@orsmga001.jf.intel.com> (raw)
In-Reply-To: <1347627426-3813-1-git-send-email-grant.likely@secretlab.ca>
On Fri, 14 Sep 2012 13:57:06 +0100, Grant Likely <grant.likely@secretlab.ca> wrote:
> Some platforms (for instance MacbookPros) have custom backlight drivers
> and don't use the integrated i915 backlight control. This patch adds a
> quirk to disable registering the intel backlight when unused on a
> platform.
>
> 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 is informed throught the backlight/type property.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
next prev parent reply other threads:[~2012-09-14 13:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-14 12:57 [PATCH] i915: Quirk out disconnected backlight Grant Likely
2012-09-14 13:01 ` Chris Wilson [this message]
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
2012-09-14 14:40 ` Matthew Garrett
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