diff options
Diffstat (limited to 'drivers/firmware/arm_scmi/driver.c')
-rw-r--r-- | drivers/firmware/arm_scmi/driver.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 36c4ff41dee1..ab5c138e0d09 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -1663,6 +1663,20 @@ out: } /** + * scmi_common_get_max_msg_size - Get maximum message size + * @ph: A protocol handle reference. + * + * Return: Maximum message size for the current protocol. + */ +static int scmi_common_get_max_msg_size(const struct scmi_protocol_handle *ph) +{ + const struct scmi_protocol_instance *pi = ph_to_pi(ph); + struct scmi_info *info = handle_to_scmi_info(pi->handle); + + return info->desc->max_msg_size; +} + +/** * struct scmi_iterator - Iterator descriptor * @msg: A reference to the message TX buffer; filled by @prepare_message with * a proper custom command payload for each multi-part command request. @@ -1973,6 +1987,7 @@ static int scmi_protocol_msg_check(const struct scmi_protocol_handle *ph, static const struct scmi_proto_helpers_ops helpers_ops = { .extended_name_get = scmi_common_extended_name_get, + .get_max_msg_size = scmi_common_get_max_msg_size, .iter_response_init = scmi_iterator_init, .iter_response_run = scmi_iterator_run, .protocol_msg_check = scmi_protocol_msg_check, |