linux-kernel - [PATCH] acpi: video: fix acpi

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Date:	Sat,  1 May 2010 12:09:49 -0700
From:	Kamal Mostafa <kamal@...onical.com>
To:	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org
Cc:	Kamal Mostafa <kamal@...onical.com>, Len Brown <lenb@...nel.org>,
	Zhang Rui <rui.zhang@...el.com>,
	Bjorn Helgaas <bjorn.helgaas@...com>,
	Jiri Kosina <jkosina@...e.cz>, <stable@...nel.org>
Subject: [PATCH] acpi: video: fix acpi_backlight=video

Make "acpi_backlight=video" param enable ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO
as intended, instead of incorrectly enabling video output switching.

BugLink: http://bugs.launchpad.net/bugs/573120

Signed-off-by: Kamal Mostafa <kamal@...onical.com>
Cc: Len Brown <lenb@...nel.org>
Cc: Zhang Rui <rui.zhang@...el.com>
Cc: Bjorn Helgaas <bjorn.helgaas@...com>
Cc: Jiri Kosina <jkosina@...e.cz>
Cc: <stable@...nel.org>
---
 drivers/acpi/video_detect.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index fc2f26b..c5fef01 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -250,7 +250,7 @@ static int __init acpi_backlight(char *str)
 				ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR;
 		if (!strcmp("video", str))
 			acpi_video_support |=
-				ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO;
+				ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO;
 	}
 	return 1;
 }
-- 
1.7.0.4

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