mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-04 18:09:57 +00:00
Code Issues Releases Wiki Activity

iio: imu: inv_mpu6050: dynamic sampling rate change

Browse source 
Sampling rate can be changed while the chip is running. It can
be useful thus do not prevent it.

Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@invensense.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jean-Baptiste Maneyrol 2020-02-19 15:39:56 +01:00 committed by Jonathan Cameron
parent 4c1e014701
commit 5e95ca3637
1 changed files with 0 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
View file

@ -910,10 +910,6 @@ inv_mpu6050_fifo_rate_store(struct device *dev, struct device_attribute *attr,
fifo_rate > INV_MPU6050_MAX_FIFO_RATE)
return -EINVAL;
result = iio_device_claim_direct_mode(indio_dev);
if (result)
return result;
/* compute the chip sample rate divider */
d = INV_MPU6050_FIFO_RATE_TO_DIVIDER(fifo_rate);
/* compute back the fifo rate to handle truncation cases */
@ -946,7 +942,6 @@ inv_mpu6050_fifo_rate_store(struct device *dev, struct device_attribute *attr,
result |= inv_mpu6050_set_power_itg(st, false);
fifo_rate_fail_unlock:
mutex_unlock(&st->lock);
iio_device_release_direct_mode(indio_dev);
if (result)
return result;