Commit 1716420e authored by Guenter Roeck's avatar Guenter Roeck Committed by Enric Balletbo i Serra
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iio: cros_ec: Accept -EOPNOTSUPP as 'not supported' error code 



A follow-up patch will extend the number of errors reported by
cros_ec_cmd_xfer_status(). Specifically, the function will return
-EOPNOTSUPP if a command is not supported by the EC. Prepare for it.

Cc: Gwendal Grignou <gwendal@chromium.org>
Cc: Yu-Hsuan Hsu <yuhsuan@chromium.org>
Cc: Prashant Malani <pmalani@chromium.org>
Cc: Brian Norris <briannorris@chromium.org>
Acked-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: default avatarBrian Norris <briannorris@chromium.org>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
parent 9123e3a7

drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c

+1 −1
Original line number Diff line number Diff line
@@ -73,7 +73,7 @@ static int cros_ec_sensors_read(struct iio_dev *indio_dev, 
		st->core.param.sensor_offset.flags = 0;



		ret = cros_ec_motion_send_host_cmd(&st->core, 0);

		if (ret == -EPROTO) {

		if (ret == -EPROTO || ret == -EOPNOTSUPP) {

			/* Reading calibscale is not supported on older EC. */

			*val = 1;

			*val2 = 0;