From: Nicolas Pitre <nico@cam.org>
Date: Thu, 23 Jun 2005 20:56:45 +0000 (+0100)
Subject: [PATCH] ARM: 2721/1: remove reliance on udivdi3 for pxafb driver
X-Git-Tag: v2.6.13-rc1~68^2~383^2~4
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf1b8ab6f21e1adbab1abd1b4e71c35fe65dc5fe;p=linux-2.6

[PATCH] ARM: 2721/1: remove reliance on udivdi3 for pxafb driver

Patch from Nicolas Pitre

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

diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 815fbc8317..16e37a535d 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -43,6 +43,7 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/uaccess.h>
+#include <asm/div64.h>
 #include <asm/arch/pxa-regs.h>
 #include <asm/arch/bitfield.h>
 #include <asm/arch/pxafb.h>
@@ -460,7 +461,7 @@ static inline unsigned int get_pcd(unsigned int pixclock)
          * speeds */
 
 	pcd = (unsigned long long)get_lcdclk_frequency_10khz() * pixclock;
-	pcd /= 100000000 * 2;
+	do_div(pcd, 100000000 * 2);
 	/* no need for this, since we should subtract 1 anyway. they cancel */
 	/* pcd += 1; */ /* make up for integer math truncations */
 	return (unsigned int)pcd;