Commit 4efa1a00 authored Apr 13, 2018 by Jean-Baptiste Maneyrol Committed by Jonathan Cameron Apr 15, 2018

iio: imu: inv_mpu6050: do not flush fifo when iio buffer is full



There is no need to flush fifo and loose all data when the iio
buffer is full. Just drop the data by ignoring the error as
commonly done in other drivers.

Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@invensense.com>
Reviewed-by: Martin Kelly <martin@martingkelly.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

parent afcd0b22

drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c

+2 −4

Original line number	Original line	Diff line number	Diff line
	@@ -170,10 +170,8 @@ irqreturn_t inv_mpu6050_read_fifo(int irq, void *p)
	if (result == 0)		if (result == 0)
	timestamp = 0;		timestamp = 0;

	result = iio_push_to_buffers_with_timestamp(indio_dev, data,		iio_push_to_buffers_with_timestamp(indio_dev, data, timestamp);
	timestamp);
	if (result)
	goto flush_fifo;
	fifo_count -= bytes_per_datum;		fifo_count -= bytes_per_datum;
	}		}