[Intel-gfx] Patch "drm/i915: quirk invert brightness for Acer Aspire 5336" has been added to the 3.14-stable tree

[gregkh at linuxfoundation.org]

This is a note to let you know that I've just added the patch titled

    drm/i915: quirk invert brightness for Acer Aspire 5336

to the 3.14-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     drm-i915-quirk-invert-brightness-for-acer-aspire-5336.patch
and it can be found in the queue-3.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable at vger.kernel.org> know about it.


>From daniel.vetter at ffwll.ch  Tue Jun  3 23:14:20 2014
From: Daniel Vetter <daniel.vetter at ffwll.ch>
Date: Wed, 21 May 2014 11:07:25 +0200
Subject: drm/i915: quirk invert brightness for Acer Aspire 5336
To: stable at vger.kernel.org
Cc: Intel Graphics Development <intel-gfx at lists.freedesktop.org>, Jani Nikula <jani.nikula at intel.com>, Daniel Vetter <daniel.vetter at ffwll.ch>
Message-ID: <1400663245-15601-5-git-send-email-daniel.vetter at ffwll.ch>


From: Jani Nikula <jani.nikula at intel.com>

This is commit 0f540c3a7cfb91c9d7a19eb0c95c24 upstream.

Since
commit ee1452d7458451a7508e0663553ce88d63958157
Author: Jani Nikula <jani.nikula at intel.com>
Date:   Fri Sep 20 15:05:30 2013 +0300

    drm/i915: assume all GM45 Acer laptops use inverted backlight PWM

failed and was later reverted in
commit be505f643925e257087247b996cd8ece787c12af
Author: Alexander van Heukelum <heukelum at fastmail.fm>
Date:   Sat Dec 28 21:00:39 2013 +0100

    Revert "drm/i915: assume all GM45 Acer laptops use inverted backlight PWM"

fix the individual broken machine instead.

Note to backporters:

http://patchwork.freedesktop.org/patch/17837/

is the patch you want for 3.13 and older.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=54171
Reference: http://mid.gmane.org/DUB115-W7628C7C710EA51AA110CD4A5000@phx.gbl
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
[danvet: Patch mangling for 3.14 plus adding the link to the original
for 3.13.]
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/i915/intel_display.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10862,6 +10862,9 @@ static struct intel_quirk intel_quirks[]
 	/* Acer Aspire 4736Z */
 	{ 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },
 
+	/* Acer Aspire 5336 */
+	{ 0x2a42, 0x1025, 0x048a, quirk_invert_brightness },
+
 	/* Dell XPS13 HD Sandy Bridge */
 	{ 0x0116, 0x1028, 0x052e, quirk_no_pcm_pwm_enable },
 	/* Dell XPS13 HD and XPS13 FHD Ivy Bridge */


Patches currently in stable-queue which might be from daniel.vetter at ffwll.ch are

queue-3.14/drm-i915-don-t-warn-nor-handle-unexpected-hpd-interrupts-on-gmch-platforms.patch
queue-3.14/drm-i915-fix-unsafe-loop-iteration-over-vma-whilst-unbinding-them.patch
queue-3.14/drm-i915-disable-self-refresh-for-untiled-fbs-on-i915gm.patch
queue-3.14/drm-i915-don-t-check-gmch-state-on-inherited-configs.patch
queue-3.14/drm-i915-break-encoder-crtc-link-separately-in-intel_sanitize_crtc.patch
queue-3.14/drm-i915-quirk-invert-brightness-for-acer-aspire-5336.patch
queue-3.14/drm-i915-move-power-domain-init-earlier-during-system-resume.patch