This patch is part of a split of the following patch: https://lkml.org/lkml/2019/6/18/268 To fix Enric comments from https://lkml.org/lkml/2019/6/25/949 I extract it from the other serie to speed up acceptance because other patches need it to be upstreamed. Changes since v2: - Use patch 1 from v1 after discussion on ML Changes since v1: - Drop second patch - return ENODEV if version is 0 Fabien Lahoudere (1): iio: common: cros_ec_sensors: determine protocol version .../cros_ec_sensors/cros_ec_sensors_core.c | 36 ++++++++++++++++++- 1 file changed, 35 insertions(+), 1 deletion(-) -- 2.19.2