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iio: cros_ec: set calibscale for 3d MEMS to unit vector 

By default, set the calibscale vector to unit vector.
When calibrating one axis, the other axis calibrations  are sent as well.
If left to 0, sensor data from uncalibrated axis are zero'ed out until
all axis are calibrated.

Fixes: ed1f2e85da ("iio: cros_ec: Add calibscale for 3d MEMS ")
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Gwendal Grignou 2019-08-26 16:02:58 -07:00 committed by Jonathan Cameron
parent b1e18768ef
commit 22087c850e
1 changed files with 4 additions and 1 deletions
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5
drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c
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@ -90,7 +90,7 @@ int cros_ec_sensors_core_init(struct platform_device *pdev,
struct cros_ec_dev *ec = dev_get_drvdata(pdev->dev.parent);
struct cros_ec_sensor_platform *sensor_platform = dev_get_platdata(dev);
u32 ver_mask;
int ret;
int ret, i;
platform_set_drvdata(pdev, indio_dev);
@ -136,6 +136,9 @@ int cros_ec_sensors_core_init(struct platform_device *pdev,
/* Set sign vector, only used for backward compatibility. */
memset(state->sign, 1, CROS_EC_SENSOR_MAX_AXIS);
for (i = CROS_EC_SENSOR_X; i < CROS_EC_SENSOR_MAX_AXIS; i++)
state->calib[i].scale = MOTION_SENSE_DEFAULT_SCALE;
/* 0 is a correct value used to stop the device */
state->frequencies[0] = 0;
if (state->msg->version < 3) {