Subject: [PATCH] max2165 32bit build patch

From: "David T. L. Wong" <[email-masked]>
Date: Thu, 03 Dec 2009 21:54:25 +0800

Randy Dunlap wrote:
> On Mon, 30 Nov 2009 10:07:21 -0800 Randy Dunlap wrote:
> 
>> Stephen Rothwell wrote:
>>> Hi all,
>>>
>>> Changes since 20091127:
>>>
>>> The v4l-dvb tree lost its conflict.
>>
>> on i386 (X86_32):
>>
>> a 'double' variable is used, causing:
>>
>> ERROR: "__floatunsidf" [drivers/media/common/tuners/max2165.ko] undefined!
>> ERROR: "__adddf3" [drivers/media/common/tuners/max2165.ko] undefined!
>> ERROR: "__fixunsdfsi" [drivers/media/common/tuners/max2165.ko] undefined!
> 
> 
> linux-next-20091202:
> 
> still have this one (above) and similar with
> drivers/media/dvb/frontends/atbm8830.c:
> 
> drivers/built-in.o: In function `atbm8830_init':
> atbm8830.c:(.text+0x9012f9): undefined reference to `__udivdi3'
> atbm8830.c:(.text+0x901384): undefined reference to `__floatunsidf'
> atbm8830.c:(.text+0x901395): undefined reference to `__muldf3'
> atbm8830.c:(.text+0x9013a5): undefined reference to `__floatunsidf'
> atbm8830.c:(.text+0x9013b2): undefined reference to `__divdf3'
> atbm8830.c:(.text+0x9013c3): undefined reference to `__muldf3'
> atbm8830.c:(.text+0x9013cd): undefined reference to `__fixunsdfsi'
> 
> ---
> ~Randy
> --
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This patch drops usage of floating point variable for 32bit build

Signed-off-by: David T. L. Wong <[email-masked]>
diff --git a/linux/drivers/media/common/tuners/max2165.c b/linux/drivers/media/common/tuners/max2165.c
--- a/linux/drivers/media/common/tuners/max2165.c
+++ b/linux/drivers/media/common/tuners/max2165.c
@@ -193,7 +193,7 @@
 {
 	u8 tf;
 	u8 tf_ntch;
-	double t;
+	u32 t;
 	u32 quotient, fraction;
 
 	/* Set PLL divider according to RF frequency */
@@ -217,9 +217,6 @@
 	t += (priv->tf_balun_hi_ref - priv->tf_balun_low_ref)
 		* (freq / 1000 - 470000) / (780000 - 470000);
 
-#if 0
-	tf = t + 0.5; /* round up */
-#endif
 	tf = t;
 	dprintk("tf = %X\n", tf);
 	tf |= tf_ntch << 4;