iio: imu: inv_mpu6050: use runtime pm with autosuspend

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Use runtime power management for handling chip power and
sensor engines on/off. Simplifies things a lot since pm
runtime already has reference counter.
Usage of autosuspend reduces the number of power on/off. This
makes polling interface now usable to get data at low
frequency.

Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@invensense.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Jean-Baptiste Maneyrol 2020-02-19 15:39:57 +01:00 • committed by Jonathan Cameron

parent 5e95ca3637

commit 4599cac846

3 changed files with 196 additions and 112 deletions

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270

drivers/iio/imu/inv_mpu6050/inv_mpu_core.c

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5

drivers/iio/imu/inv_mpu6050/inv_mpu_iio.h

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33

drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c

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