Thread (3 messages) 3 messages, 3 authors, 2005-07-14

Re: Re: Third repost: freq_rounding.patch

From: James Simmons <hidden>
Date: 2005-07-14 17:38:19

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 [off-list ref] wrote:
quoted
Can we get this into the kernel? 

--
Jon Smirl
jonsmirl@gmail.com

#Fix rounding error when mode frequency is very close to monitor limit
#Signed-off-by: Jon Smirl [off-list ref]
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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