Subject: Re: ACPI LCD brightness control
To: Yorick Hardy <email@example.com>
From: Jared D. McNeill <firstname.lastname@example.org>
Date: 12/20/2007 04:37:38
On Thu, 20 Dec 2007, Yorick Hardy wrote:
> On my computer the LCD brightness is controlled using ACPI.
> I attach a patch for the acpilcd driver which provides sysctl
> support to control the brightness (lcd1.patch). The driver
> attempts to support part of Appendix B.6 of the ACPI specification
> Any suggestions or corrections?
Funny you should mention this, I began work on the display switching piece
of this problem yesterday.
The problem with this patch is in the way it exposes the brightness knobs
to userland -- it leaves no portability for other scripts.
I will contact you off-list about merging your brightness control code
with my display switching stuff.