Re: [PATCH v2 11/13] iio: imu: inv_mpu6050: dynamic sampling rate change

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On Wed, 19 Feb 2020 15:39:56 +0100
Jean-Baptiste Maneyrol <jmaneyrol@xxxxxxxxxxxxxx> wrote:

> 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@xxxxxxxxxxxxxx>
Applied.

Thanks,

Jonathan

> ---
>  drivers/iio/imu/inv_mpu6050/inv_mpu_core.c | 5 -----
>  1 file changed, 5 deletions(-)
> 
> diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
> index aeee39696d3a..9076b6bb099c 100644
> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c
> @@ -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;
>  




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