+int maybe_config_get(struct sr_dev_driver *driver,
+ const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
+ uint32_t key, GVariant **gvar)
+{
+ if (sr_dev_config_capabilities_list(sdi, cg, key) & SR_CONF_GET)
+ return sr_config_get(driver, sdi, cg, key, gvar);
+
+ return SR_ERR_NA;
+}
+
+int maybe_config_set(struct sr_dev_driver *driver,
+ const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
+ uint32_t key, GVariant *gvar)
+{
+ (void)driver;
+
+ if (sr_dev_config_capabilities_list(sdi, cg, key) & SR_CONF_SET)
+ return sr_config_set(sdi, cg, key, gvar);
+
+ return SR_ERR_NA;
+}
+
+int maybe_config_list(struct sr_dev_driver *driver,
+ const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
+ uint32_t key, GVariant **gvar)
+{
+ if (sr_dev_config_capabilities_list(sdi, cg, key) & SR_CONF_LIST)
+ return sr_config_list(driver, sdi, cg, key, gvar);
+
+ return SR_ERR_NA;
+}
+