On Sun, 2007-02-25 at 11:26 +0100, Giuseppe Bilotta wrote:
> On 2/24/07, Antonino A. Daplas <[EMAIL PROTECTED]> wrote:
> > On Sat, 2007-02-24 at 10:16 +0100, Giuseppe Bilotta wrote:
> > >
> > > Keep in mind that setting nvidiafb to totally ignore the EDID (either
> > > by not compiling in EDID support or by using e.g. the ignoreedid patch
> > > I had proposed) the snow effect is extremely reduced,
> >
> > I did not know that, just scanned the entire thread. Try this patch, it
> > makes use of fb_ddc_read*() which I believe has extra steps to prevent
> > display corruption. It also incorporates Luca's i2c fix.
>
> Applied. No noticeable difference, in the sense that the EDID debug
> output is still the same and so is the snow effect.
>
Here's a temporary workaround:
In drivers/video/nvidia/nv_i2c.c:nvidia_probe_i2c_connector(),comment
this out:
if (par->chan[conn - 1].par)
edid = fb_ddc_read(&par->chan[conn - 1].adapter);
and make sure CONFIG_FIRMWARE_EDID=y.
Tony
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