diff options
author | 2016-04-11 10:41:07 +0300 | |
---|---|---|
committer | 2016-04-13 08:17:18 +0300 | |
commit | e09b41010ba33a20a87472ee821fa407a5b8da36 (patch) | |
tree | d10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/drivers/staging/iio/adc/lpc32xx_adc.c | |
parent | f93b97fd65072de626c074dbe099a1fff05ce060 (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.c | 22 |
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; |