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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-11 10:41:07 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-13 08:17:18 +0300
commite09b41010ba33a20a87472ee821fa407a5b8da36 (patch)
treed10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/drivers/staging/iio/adc/lpc32xx_adc.c
parentf93b97fd65072de626c074dbe099a1fff05ce060 (diff)
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page. During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/drivers/staging/iio/adc/lpc32xx_adc.c')
-rw-r--r--kernel/drivers/staging/iio/adc/lpc32xx_adc.c22
1 files changed, 11 insertions, 11 deletions
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;