From mboxrd@z Thu Jan 1 00:00:00 1970 From: jic23@kernel.org (Jonathan Cameron) Date: Sat, 13 Feb 2016 13:45:59 +0000 Subject: [PATCH] iio: adc/imx25-gcq: move incorrect do_div In-Reply-To: <1455275748-999115-1-git-send-email-arnd@arndb.de> References: <1455275748-999115-1-git-send-email-arnd@arndb.de> Message-ID: <56BF3397.1040006@kernel.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 12/02/16 11:15, Arnd Bergmann wrote: > The newly added driver uses do_div() to device a 32-bit number, which now > provokes a warning: > > drivers/iio/adc/fsl-imx25-gcq.c: In function 'mx25_gcq_setup_cfgs': > include/asm-generic/div64.h:207:28: warning: comparison of distinct pointer types lacks a cast > (void)(((typeof((n)) *)0) == ((uint64_t *)0)); \ > > This replaces the do_div() call with a straight division operator. > > Signed-off-by: Arnd Bergmann > Fixes: 6df2e98c3ea5 ("iio: adc: Add imx25-gcq ADC driver") Acked-by: Jonathan Cameron oops. > --- > drivers/iio/adc/fsl-imx25-gcq.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iio/adc/fsl-imx25-gcq.c b/drivers/iio/adc/fsl-imx25-gcq.c > index 2fd192735d5b..72b32c1ab257 100644 > --- a/drivers/iio/adc/fsl-imx25-gcq.c > +++ b/drivers/iio/adc/fsl-imx25-gcq.c > @@ -233,7 +233,7 @@ static int mx25_gcq_setup_cfgs(struct platform_device *pdev, > priv->channel_vref_mv[reg] = > regulator_get_voltage(priv->vref[refp]); > /* Conversion from uV to mV */ > - do_div(priv->channel_vref_mv[reg], 1000); > + priv->channel_vref_mv[reg] /= 1000; > break; > case MX25_ADC_REFP_INT: > priv->channel_vref_mv[reg] = 2500; >