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| author | Jon Smirl <jonsmirl@gmail.com> | 2005-07-27 11:46:03 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-27 16:26:18 -0700 |
| commit | 0a793b77f786022bd0fef1a18142c1b9be9e421d (patch) | |
| tree | 3a1c92ad2728db09f465eb32f7e31ccbb483d381 /drivers/video/fbmon.c | |
| parent | 4e4b7952cd34af4dd78e012265d4bc858db6adf3 (diff) | |
| download | linux-stable-0a793b77f786022bd0fef1a18142c1b9be9e421d.tar.gz linux-stable-0a793b77f786022bd0fef1a18142c1b9be9e421d.tar.bz2 linux-stable-0a793b77f786022bd0fef1a18142c1b9be9e421d.zip | |
[PATCH] fbmon: horizontal frequency rounding fix
Fix rounding error when mode frequency is very close to monitor limit
Signed-off-by: Jon Smirl <jonsmirl@gmail.com>
Acked-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/video/fbmon.c')
| -rw-r--r-- | drivers/video/fbmon.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c index 6cd1976548d4..c2718bb94949 100644 --- a/drivers/video/fbmon.c +++ b/drivers/video/fbmon.c @@ -1241,6 +1241,8 @@ int fb_validate_mode(const struct fb_var_screeninfo *var, struct fb_info *info) vtotal *= 2; hfreq = pixclock/htotal; + hfreq = (hfreq + 500) / 1000 * 1000; + vfreq = hfreq/vtotal; return (vfreq < vfmin || vfreq > vfmax || |