From 0a793b77f786022bd0fef1a18142c1b9be9e421d Mon Sep 17 00:00:00 2001 From: Jon Smirl Date: Wed, 27 Jul 2005 11:46:03 -0700 Subject: [PATCH] fbmon: horizontal frequency rounding fix Fix rounding error when mode frequency is very close to monitor limit Signed-off-by: Jon Smirl Acked-by: James Simmons Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/video/fbmon.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') 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 || -- cgit v1.2.2