iio: gyro: adis16260: replace mlock with ADIS lib's state_lock

This change uses the ADIS library's state_lock to protect the state of the
`max_speed_hz` change that is done during the set of the sampling
frequency.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/gyro/adis16260.c b/drivers/iio/gyro/adis16260.c
index 207a0ce13439473afde66b60ea9fc61dc0b2e848..726a0aa321a8b823f4b319e48b75b47cf3f1e1b0 100644 (file)
--- a/drivers/iio/gyro/adis16260.c
+++ b/drivers/iio/gyro/adis16260.c
@@ -293,7 +293,7 @@ static int adis16260_write_raw(struct iio_dev *indio_dev,
                addr = adis16260_addresses[chan->scan_index][1];
                return adis_write_reg_16(adis, addr, val);
        case IIO_CHAN_INFO_SAMP_FREQ:
-               mutex_lock(&indio_dev->mlock);
+               mutex_lock(&adis->state_lock);
                if (spi_get_device_id(adis->spi)->driver_data)
                        t = 256 / val;
                else
@@ -308,9 +308,9 @@ static int adis16260_write_raw(struct iio_dev *indio_dev,
                        adis->spi->max_speed_hz = ADIS16260_SPI_SLOW;
                else
                        adis->spi->max_speed_hz = ADIS16260_SPI_FAST;
-               ret = adis_write_reg_8(adis, ADIS16260_SMPL_PRD, t);
+               ret = __adis_write_reg_8(adis, ADIS16260_SMPL_PRD, t);
 
-               mutex_unlock(&indio_dev->mlock);
+               mutex_unlock(&adis->state_lock);
                return ret;
        }
        return -EINVAL;