[ 3.5.y.z extended stable ] Patch "drm/i915: inverted brightness quirk for Acer Aspire 4736Z" has been added to staging queue

Luis Henriques luis.henriques at canonical.com
Thu Feb 28 11:58:34 UTC 2013

This is a note to let you know that I have just added a patch titled

    drm/i915: inverted brightness quirk for Acer Aspire 4736Z

to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree 
which can be found at:


If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.5.y.z tree, see



>From b73c7764504e0e6f61d8f0977149ba80ee5fa3ef Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter at ffwll.ch>
Date: Fri, 15 Feb 2013 18:35:30 +0100
Subject: [PATCH] drm/i915: inverted brightness quirk for Acer Aspire 4736Z

commit ac4199e0f047546aa40172785e26c82b54bbe811 upstream.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=53881
Cc: Jani Nikula <jani.nikula at intel.com>
Tested-by: Jani Monoses <jani at ubuntu.com>
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
[ luis: adjust context ]
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
 drivers/gpu/drm/i915/intel_display.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 78e4274..142a918 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6912,6 +6912,9 @@ static struct intel_quirk intel_quirks[] = {

 	/* Acer Aspire 5734Z must invert backlight brightness */
 	{ 0x2a42, 0x1025, 0x0459, quirk_invert_brightness },
+	/* Acer Aspire 4736Z */
+	{ 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },

 static void intel_init_quirks(struct drm_device *dev)

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