ASoC: samsung-idma: avoid 64-bit division

dma_addr_t may be 64 bit wide, which causes a build failure
when doing a division on it. Here it is safe to cast to an
u32 type, which avoids the problem.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Xia Kaixu <kaixu.xia@linaro.org>
Tested-by: Tushar Behera <tushar.behera@linaro.org>
Signed-off-by: Mark Brown <broonie@linaro.org>

sound/soc/samsung/idma.c

@@ -274,7 +274,7 @@ static irqreturn_t iis_irq(int irqno, void *dev_id)
 
 		addr = readl(idma.regs + I2SLVL0ADDR) - idma.lp_tx_addr;
 		addr += prtd->periodsz;
-		addr %= (prtd->end - prtd->start);
+		addr %= (u32)(prtd->end - prtd->start);
 		addr += idma.lp_tx_addr;
 
 		writel(addr, idma.regs + I2SLVL0ADDR);