X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fstaging%2Fiio%2Fadc%2Flpc32xx_adc.c;fp=kernel%2Fdrivers%2Fstaging%2Fiio%2Fadc%2Flpc32xx_adc.c;h=b51f237cd817c9dc8fe668bb61ae708577bf8287;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hp=5331c442fcfca0e1612ac54684094b803ba63380;hpb=f93b97fd65072de626c074dbe099a1fff05ce060;p=kvmfornfv.git

diff --git a/kernel/drivers/staging/iio/adc/lpc32xx_adc.c b/kernel/drivers/staging/iio/adc/lpc32xx_adc.c
index 5331c442f..b51f237cd 100644
--- a/kernel/drivers/staging/iio/adc/lpc32xx_adc.c
+++ b/kernel/drivers/staging/iio/adc/lpc32xx_adc.c
@@ -67,24 +67,24 @@ struct lpc32xx_adc_info {
 };
 
 static int lpc32xx_read_raw(struct iio_dev *indio_dev,
-				struct iio_chan_spec const *chan,
-				int *val,
-				int *val2,
-				long mask)
+			    struct iio_chan_spec const *chan,
+			    int *val,
+			    int *val2,
+			    long mask)
 {
 	struct lpc32xx_adc_info *info = iio_priv(indio_dev);
 
 	if (mask == IIO_CHAN_INFO_RAW) {
 		mutex_lock(&indio_dev->mlock);
-		clk_enable(info->clk);
+		clk_prepare_enable(info->clk);
 		/* Measurement setup */
 		__raw_writel(AD_INTERNAL | (chan->address) | AD_REFp | AD_REFm,
-			LPC32XX_ADC_SELECT(info->adc_base));
+			     LPC32XX_ADC_SELECT(info->adc_base));
 		/* Trigger conversion */
 		__raw_writel(AD_PDN_CTRL | AD_STROBE,
-			LPC32XX_ADC_CTRL(info->adc_base));
+			     LPC32XX_ADC_CTRL(info->adc_base));
 		wait_for_completion(&info->completion); /* set by ISR */
-		clk_disable(info->clk);
+		clk_disable_unprepare(info->clk);
 		*val = info->value;
 		mutex_unlock(&indio_dev->mlock);
 
@@ -137,7 +137,7 @@ static int lpc32xx_adc_probe(struct platform_device *pdev)
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
 		dev_err(&pdev->dev, "failed to get platform I/O memory\n");
-		return -EBUSY;
+		return -ENXIO;
 	}
 
 	iodev = devm_iio_device_alloc(&pdev->dev, sizeof(*info));
@@ -162,11 +162,11 @@ static int lpc32xx_adc_probe(struct platform_device *pdev)
 	irq = platform_get_irq(pdev, 0);
 	if (irq <= 0) {
 		dev_err(&pdev->dev, "failed getting interrupt resource\n");
-		return -EINVAL;
+		return -ENXIO;
 	}
 
 	retval = devm_request_irq(&pdev->dev, irq, lpc32xx_adc_isr, 0,
-								MOD_NAME, info);
+				  MOD_NAME, info);
 	if (retval < 0) {
 		dev_err(&pdev->dev, "failed requesting interrupt\n");
 		return retval;