From: Alison Schofield Date: Sat, 3 Sep 2016 02:54:21 +0000 (-0700) Subject: iio: adc: ina2xx: remove unused debug field from chip global data X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=c060991912f8e71f6214204a2019ceceb315c17b;p=openwrt%2Fstaging%2Fblogic.git iio: adc: ina2xx: remove unused debug field from chip global data commit 1961bce76452 "iio: ina2xx: Remove trace_printk debug statements" removed the code that used the chip->prev_ns field. This patch cleans it up further by removing the unused field and assignments. Signed-off-by: Alison Schofield Cc: Daniel Baluta Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c index 955f3fdaf519..59b7d76e1ad2 100644 --- a/drivers/iio/adc/ina2xx-adc.c +++ b/drivers/iio/adc/ina2xx-adc.c @@ -114,7 +114,6 @@ struct ina2xx_chip_info { struct mutex state_lock; unsigned int shunt_resistor; int avg; - s64 prev_ns; /* track buffer capture time, check for underruns */ int int_time_vbus; /* Bus voltage integration time uS */ int int_time_vshunt; /* Shunt voltage integration time uS */ bool allow_async_readout; @@ -509,8 +508,6 @@ static int ina2xx_work_buffer(struct iio_dev *indio_dev) iio_push_to_buffers_with_timestamp(indio_dev, (unsigned int *)data, time_a); - chip->prev_ns = time_a; - return (unsigned long)(time_b - time_a) / 1000; }; @@ -554,8 +551,6 @@ static int ina2xx_buffer_enable(struct iio_dev *indio_dev) dev_dbg(&indio_dev->dev, "Async readout mode: %d\n", chip->allow_async_readout); - chip->prev_ns = iio_get_time_ns(indio_dev); - chip->task = kthread_run(ina2xx_capture_thread, (void *)indio_dev, "%s:%d-%uus", indio_dev->name, indio_dev->id, sampling_us);