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authorNicholas Mc Guire <hofrat@osadl.org>2015-02-02 09:35:20 +0100
committerJonathan Cameron <jic23@kernel.org>2015-02-04 18:00:33 +0100
commitee3ac290e8aaa8396e697a11470703e616ab335f (patch)
tree80ad9c9350eeaeee3931beb66b464884e21b0987 /drivers/iio
parentiio: imu: kmx61: Drop odr_bits from kmx61_samp_freq_table (diff)
downloadlinux-ee3ac290e8aaa8396e697a11470703e616ab335f.tar.xz
linux-ee3ac290e8aaa8396e697a11470703e616ab335f.zip
iio: vf610_adc: cleanup wait_for_completion return handling
return type of wait_for_completion_timeout is unsigned long not int, this patch only fixes up the return handling. Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/adc/vf610_adc.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/iio/adc/vf610_adc.c b/drivers/iio/adc/vf610_adc.c
index 8ec353c01d98..5b72d170fd36 100644
--- a/drivers/iio/adc/vf610_adc.c
+++ b/drivers/iio/adc/vf610_adc.c
@@ -259,7 +259,6 @@ static void vf610_adc_cfg_post_set(struct vf610_adc *info)
static void vf610_adc_calibration(struct vf610_adc *info)
{
int adc_gc, hc_cfg;
- int timeout;
if (!info->adc_feature.calibration)
return;
@@ -271,9 +270,7 @@ static void vf610_adc_calibration(struct vf610_adc *info)
adc_gc = readl(info->regs + VF610_REG_ADC_GC);
writel(adc_gc | VF610_ADC_CAL, info->regs + VF610_REG_ADC_GC);
- timeout = wait_for_completion_timeout
- (&info->completion, VF610_ADC_TIMEOUT);
- if (timeout == 0)
+ if (!wait_for_completion_timeout(&info->completion, VF610_ADC_TIMEOUT))
dev_err(info->dev, "Timeout for adc calibration\n");
adc_gc = readl(info->regs + VF610_REG_ADC_GS);