diff options
Diffstat (limited to 'drivers/iio/adc/ina2xx-adc.c')
| -rw-r--r-- | drivers/iio/adc/ina2xx-adc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c index b027d485398b..2621a34ee5c6 100644 --- a/drivers/iio/adc/ina2xx-adc.c +++ b/drivers/iio/adc/ina2xx-adc.c @@ -764,7 +764,7 @@ static int ina2xx_capture_thread(void *data) struct iio_dev *indio_dev = data; struct ina2xx_chip_info *chip = iio_priv(indio_dev); int sampling_us = SAMPLING_PERIOD(chip); - int buffer_us; + int buffer_us, delay_us; /* * Poll a bit faster than the chip internal Fs, in case @@ -778,8 +778,10 @@ static int ina2xx_capture_thread(void *data) if (buffer_us < 0) return buffer_us; - if (sampling_us > buffer_us) - udelay(sampling_us - buffer_us); + if (sampling_us > buffer_us) { + delay_us = sampling_us - buffer_us; + usleep_range(delay_us, (delay_us * 3) >> 1); + } } while (!kthread_should_stop()); |