Messages in this thread Patch in this message | | | From | Guenter Roeck <> | Subject | [PATCH v2 1/4] iio: cros_ec: Accept -EOPNOTSUPP as 'not supported' error code | Date | Mon, 20 Jul 2020 13:22:40 -0700 |
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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: Yu-Hsuan Hsu <yuhsuan@chromium.org> Cc: Prashant Malani <pmalani@chromium.org> Signed-off-by: Guenter Roeck <linux@roeck-us.net> --- v2: Added patch
drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c index a66941fdb385..e3aff95493dd 100644 --- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c +++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c @@ -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; -- 2.17.1
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