From: Hans de Goede <hdegoede@redhat.com>
Date: Fri, 16 May 2014 19:10:41 +0000 (+0200)
Subject: ACPI / video: Revert native brightness quirk for ThinkPad T530
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=07d1d29ee1e194b932328ad2dc1d40297062ab7f;p=openwrt%2Fstaging%2Fblogic.git

ACPI / video: Revert native brightness quirk for ThinkPad T530

Seems it helps some users, but causes issues for other users:
https://bugzilla.redhat.com/show_bug.cgi?id=1089545

So lets drop it for now until we've figured out a better fix.

Fixes: 43d949024425 (ACPI / video: Add use_native_backlight quirks for more systems)
References: https://bugzilla.redhat.com/show_bug.cgi?id=1089545
Cc: All applicable <stable@vger.kernel.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 6c76a49be12e..f8bc5a755dda 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -473,14 +473,6 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
 	},
 	{
 	 .callback = video_set_use_native_backlight,
-	 .ident = "ThinkPad T530",
-	 .matches = {
-		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
-		DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T530"),
-		},
-	},
-	{
-	.callback = video_set_use_native_backlight,
 	.ident = "ThinkPad X1 Carbon",
 	.matches = {
 		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),