From: klug <klugster-Wuw85uim5zDR7s880joybQ@public.gmane.org>
To: acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: No longer able to turn lcd backlight off with 2.6.11->2.6.12-rc2
Date: Tue, 12 Apr 2005 11:42:24 -0400 [thread overview]
Message-ID: <425BEC60.6060001@comcast.net> (raw)
In-Reply-To: <425B0364.6000602-90T4dkFmkpLYtjvyW6yDsg@public.gmane.org>
I tested 2.6.10, and had the same results as with 2.6.11->2.6.12-rc2. So
it appears this is where the problem began.
klug wrote:
> After upgrading to 2.6.11.6 from 2.6.9 I am no longer able to turn the
> lcd backlight off with the command "echo lcd_out:0 >
> /proc/acpi/toshiba/video". I have since tried, 2.6.11, 2.6.11.7,
> 2.6.12-rc1, and 2.6.12-rc2 with no luck. With that command I have been
> able to turn the lcd backlight off with all 2.6 kernels up to and
> including 2.6.9. Previous to the upgrade, nothing appeared in my
> kernel logs after giving the command, however, now with
> 2.6.11->2.6.12-rc2 I get the entry "[kernel] video bus notify". I have
> also tried the new option "CONFIG_BACKLIGHT_LCD_SUPPOT", but again
> that does not allow me to turn the backlight off. My complete setup
> including hardware/kernel options is avaiable at,
> http://bugme.osdl.org/show_bug.cgi?id=4468
>
> -klug
>
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prev parent reply other threads:[~2005-04-12 15:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-11 23:08 No longer able to turn lcd backlight off with 2.6.11->2.6.12-rc2 klug
[not found] ` <425B0364.6000602-90T4dkFmkpLYtjvyW6yDsg@public.gmane.org>
2005-04-12 15:42 ` klug [this message]
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