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-   -   eeepc-laptop: fingers off backlight if video.ko is serving this functionality (http://www.linux-archive.org/ubuntu-kernel-team/196882-eeepc-laptop-fingers-off-backlight-if-video-ko-serving-functionality.html)

Andy Whitcroft 11-20-2008 03:33 PM

eeepc-laptop: fingers off backlight if video.ko is serving this functionality
 
From: Thomas Renninger <trenn@suse.de>

Bug: #257827
commit a2bf8c01048f855fbf65a8fc41460aef71ca39dc upstream

Signed-off-by: Thomas Renninger <trenn@suse.de>
Acked-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andy Whitcroft <apw@canonical.com>
---
drivers/misc/eeepc-laptop.c | 12 +++++++++---
1 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c
index 1ee8501..50d42f2 100644
--- a/drivers/misc/eeepc-laptop.c
+++ b/drivers/misc/eeepc-laptop.c
@@ -635,9 +635,15 @@ static int __init eeepc_laptop_init(void)
return -ENODEV;
}
dev = acpi_get_physical_device(ehotk->device->handle);
- result = eeepc_backlight_init(dev);
- if (result)
- goto fail_backlight;
+
+ if (!acpi_video_backlight_support()) {
+ result = eeepc_backlight_init(dev);
+ if (result)
+ goto fail_backlight;
+ } else
+ printk(EEEPC_INFO "Backlight controlled by ACPI video "
+ "driver
");
+
result = eeepc_hwmon_init(dev);
if (result)
goto fail_hwmon;
--
1.6.0.4.911.gc990


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