From: Arnd Bergmann arnd@arndb.de
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 Cc: Mark Brown broonie@kernel.org Cc: Liam Girdwood lgirdwood@gmail.com Cc: Ben Dooks ben-linux@fluff.org Cc: Kukjin Kim kgene.kim@samsung.com Cc: Sangbeom Kim sbkim73@samsung.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-samsung-soc@vger.kernel.org Cc: alsa-devel@alsa-project.org --- sound/soc/samsung/idma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/samsung/idma.c b/sound/soc/samsung/idma.c index 3d5cf15..e9891b4 100644 --- a/sound/soc/samsung/idma.c +++ b/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);