diff mbox series

[v3,3/7] iio: pressure: bmp280: Make read calibration callback optional

Message ID 61b0aee1c4838caed97774dccd88ed9fae279f76.1674954271.git.ang.iglesiasg@gmail.com (mailing list archive)
State Changes Requested
Headers show
Series Add support for pressure sensor Bosch BMP580 | expand

Commit Message

Angel Iglesias Jan. 29, 2023, 1:33 a.m. UTC 
Newer models do not require read the calibration parameters and apply the
compensation algorithms in the sensor.

Suggested-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Angel Iglesias <ang.iglesiasg@gmail.com>
diff mbox series

Patch

diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c
index 6467034b1d3e..22addaaa5393 100644
--- a/drivers/iio/pressure/bmp280-core.c
+++ b/drivers/iio/pressure/bmp280-core.c
@@ -1631,10 +1631,12 @@  int bmp280_common_probe(struct device *dev,
 	 * time once. They will not change.
 	 */
 
-	ret = data->chip_info->read_calib(data);
-	if (ret < 0)
-		return dev_err_probe(data->dev, ret,
-				     "failed to read calibration coefficients\n");
+	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