[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>
diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c
index 6cd1976..c2718bb 100644
--- a/drivers/video/fbmon.c
+++ b/drivers/video/fbmon.c
@@ -1241,6 +1241,8 @@
vtotal *= 2;
hfreq = pixclock/htotal;
+ hfreq = (hfreq + 500) / 1000 * 1000;
+
vfreq = hfreq/vtotal;
return (vfreq < vfmin || vfreq > vfmax ||
