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Re: [PATCH] Rationalise ACPI backlight implementation

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From: Matthew Garrett <mjg59@...>
To: Andrew Morton <akpm@...>
Cc: Len Brown <lenb@...>, <linux-kernel@...>, <linux-acpi@...>
Subject: Re: [PATCH] Rationalise ACPI backlight implementation
Date: Monday, January 28, 2008 - 1:28 am

On Sun, Jan 27, 2008 at 09:10:13PM -0800, Andrew Morton wrote:


We're talking about changing 0-100 to 0-something sane, because the 
current driver is quite clearly broken. And yes, I'm perfectly happy to 
say that - the reason that max_brightness is exported is to allow 
userspace to determine what range of values is acceptable, and if 
userspace ignores that then things are going to break for it at some 
point.

-- 
Matthew Garrett | mjg59@srcf.ucam.org
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Messages in current thread:
[PATCH] Rationalise ACPI backlight implementation, Matthew Garrett, (Tue Dec 25, 10:03 pm)
Re: [PATCH] Rationalise ACPI backlight implementation, Len Brown, (Fri Feb 1, 11:43 pm)
Re: [PATCH] Rationalise ACPI backlight implementation, Len Brown, (Thu Jan 24, 5:44 pm)
Re: [PATCH] Rationalise ACPI backlight implementation, Andrew Morton, (Sun Jan 27, 2:00 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Matthew Garrett, (Sun Jan 27, 9:25 pm)
Re: [PATCH] Rationalise ACPI backlight implementation, Andrew Morton, (Mon Jan 28, 1:10 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Len Brown, (Fri Feb 1, 11:46 pm)
Re: [PATCH] Rationalise ACPI backlight implementation, Henrique de Moraes Holschuh..., (Sat Feb 2, 7:30 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Romano Giannetti, (Wed Feb 6, 6:09 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Henrique de Moraes Holschuh..., (Mon Jan 28, 11:51 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Matthew Garrett, (Mon Jan 28, 1:28 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Matthew Garrett, (Sat Jan 26, 10:06 pm)
Re: [PATCH] Rationalise ACPI backlight implementation, Zhang Rui, (Tue Jan 22, 4:33 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Matthew Garrett, (Tue Jan 22, 7:46 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Henrique de Moraes Holschuh..., (Tue Jan 22, 8:39 am)
Re: [PATCH] Rationalise ACPI backlight implementation, Matthew Garrett, (Sun Jan 13, 9:51 pm)