Re: [Linux-fbdev-devel] Re: Third repost: freq_rounding.patch

[James S. <jsi...@in...>]

Please apply. What would be nice in the future is support of multiple 
color maps per framebuffer. Some hardware supports that.

On Wed, 13 Jul 2005, Andrew Morton wrote:

> Jon Smirl <jon...@gm...> wrote:
> >
> > Can we get this into the kernel? 
> > 
> > --
> > Jon Smirl
> > jon...@gm...
> > 
> > #Fix rounding error when mode frequency is very close to monitor limit
> > #Signed-off-by: Jon Smirl <jon...@gm...>
> > diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c
> > --- a/drivers/video/fbmon.c
> > +++ b/drivers/video/fbmon.c
> > @@ -1241,6 +1241,8 @@ int fb_validate_mode(const struct fb_var
> >                vtotal *= 2;
> > 
> >        hfreq = pixclock/htotal;
> > +       hfreq = (hfreq + 500) / 1000 * 1000;
> > +
> >        vfreq = hfreq/vtotal;
> > 
> >        return (vfreq < vfmin || vfreq > vfmax ||
> 
> Yes, I'll stick these in unless someone complains.
> 
> Please don't send patches like this in the future, however:
> 
> a) Don't use a filename as the Subject:.  Use a real English-language
>    description.
> 
> b) Don't add stuff like hashes to the changelog - others just have to go
>    and edit it all away.
> 
> c) Don't use an email client which converts tabs to spaces.
> 
> See http://www.zip.com.au/~akpm/linux/patches/stuff/tpp.txt
> 
> 
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