Commit 4d545f96 authored by Angel Iglesias's avatar Angel Iglesias Committed by Jonathan Cameron
Browse files

iio: pressure: bmp280: Make read calibration callback optional 



Newer models do not require read the calibration parameters and apply the
compensation algorithms in the sensor.

Suggested-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: default avatarAngel Iglesias <ang.iglesiasg@gmail.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/bb1b95ab3f4e71d3c76543370325c5c9aaa07add.1676823250.git.ang.iglesiasg@gmail.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent c25ea00f

drivers/iio/pressure/bmp280-core.c

+6 −4
Original line number Diff line number Diff line
@@ -1631,10 +1631,12 @@ int bmp280_common_probe(struct device *dev, 
	 * time once. They will not change.

	 */



	if (data->chip_info->read_calib) {

		ret = data->chip_info->read_calib(data);

		if (ret < 0)

			return dev_err_probe(data->dev, ret,

					     "failed to read calibration coefficients\n");

	}



	/*

	 * Attempt to grab an optional EOC IRQ - only the BMP085 has this