Re: Kernel Patch for Contrast control of Passive LCD
On Mon, 2003-09-01 at 06:06, John Keane wrote:
> Hi all,
>
> I've written a patch to allow adjustment of the contrast on the Passive
> (STN) LCD on older powerbooks. (only tested on my 1998 Wallstreet/233 so
> far). On my machine I needed it because the contrast was always reset to
> max (unreadable) after sleeping.
>
> Currently, I just modified via-pmu.c and pmu.h to add functions to adjust
> the contrast and exposed them to userland via 2 new IOCTLs.
>
> If anyone is interested in trying it out, let me know and I can send you
> the patch or maybe post it here.
Post it here and I'll see if/how it can be included in the kernel
Ben.
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