From: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Date: Wed, 24 Sep 2014 01:29:41 +0000 (-0300)
Subject: [media] qm1d1c0042: fix compilation on 32 bits
X-Git-Tag: v3.18-rc1~101^2^2~44
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=46cebe017afd03614b17c70ed5ed2734ec3796f7;p=linux.git

[media] qm1d1c0042: fix compilation on 32 bits

   drivers/built-in.o: In function `qm1d1c0042_set_params':
>> qm1d1c0042.c:(.text+0x2519730): undefined reference to `__divdi3'

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
---

diff --git a/drivers/media/tuners/qm1d1c0042.c b/drivers/media/tuners/qm1d1c0042.c
index 585594b9c4f8..18bc745ed108 100644
--- a/drivers/media/tuners/qm1d1c0042.c
+++ b/drivers/media/tuners/qm1d1c0042.c
@@ -28,6 +28,7 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/math64.h>
 #include "qm1d1c0042.h"
 
 #define QM1D1C0042_NUM_REGS 0x20
@@ -234,7 +235,9 @@ static int qm1d1c0042_set_params(struct dvb_frontend *fe)
 	 * sd = b          (b >= 0)
 	 *      1<<22 + b  (b < 0)
 	 */
-	b = (((s64) freq) << 20) / state->cfg.xtal_freq - (((s64) a) << 20);
+	b = (s32)div64_s64(((s64) freq) << 20, state->cfg.xtal_freq)
+			   - (((s64) a) << 20);
+
 	if (b >= 0)
 		sd = b;
 	else