From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Fri, 28 Jan 2011 21:03:43 +0000 (+0000)
Subject: VIDEO: cyberpro: select lowest multipler/divisor for PLL
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=fcd3c7796c62f6bf5300ee52a87b8654084c5ae4;p=mv-sheeva.git

VIDEO: cyberpro: select lowest multipler/divisor for PLL

The lowest closest multiplier/divisor combination should be used for
the PLL, not the largest.  Reverse the search order.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/drivers/video/cyber2000fb.c b/drivers/video/cyber2000fb.c
index 0c1afd13ddd..e946741ba2e 100644
--- a/drivers/video/cyber2000fb.c
+++ b/drivers/video/cyber2000fb.c
@@ -681,9 +681,9 @@ cyber2000fb_decode_clock(struct par_info *hw, struct cfb_info *cfb,
 	 *    pll_ps_calc = best_div1 / (ref_ps * best_mult)
 	 */
 	best_diff = 0x7fffffff;
-	best_mult = 32;
-	best_div1 = 255;
-	for (t_div1 = 32; t_div1 > 1; t_div1 -= 1) {
+	best_mult = 2;
+	best_div1 = 32;
+	for (t_div1 = 2; t_div1 < 32; t_div1 += 1) {
 		u_int rr, t_mult, t_pll_ps;
 		int diff;