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authorAlison Schofield <amsfield22@gmail.com>2016-09-03 05:54:21 +0300
committerJonathan Cameron <jic23@kernel.org>2016-09-03 18:00:51 +0300
commitc060991912f8e71f6214204a2019ceceb315c17b (patch)
tree0487276848115aa0dc1caa4dd52348072e9f7fa7 /drivers/iio/adc/ina2xx-adc.c
parentc8cdf70890d89c07c9e890b103106d58999f0ce4 (diff)
downloadlinux-c060991912f8e71f6214204a2019ceceb315c17b.tar.xz
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 <amsfield22@gmail.com> Cc: Daniel Baluta <daniel.baluta@gmail.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/adc/ina2xx-adc.c')
-rw-r--r--drivers/iio/adc/ina2xx-adc.c5
1 files changed, 0 insertions, 5 deletions
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);