drivers: implement config_list()

[libsigrok.git] / hardware / serial-dmm / api.c

diff --git a/hardware/serial-dmm/api.c b/hardware/serial-dmm/api.c
index 6589d4f030dc772a7c14a7b98f0669eb7d673504..ce37c9dc6f04039de47309269580a0c9e3bd0eda 100644 (file)
--- a/hardware/serial-dmm/api.c
+++ b/hardware/serial-dmm/api.c
@@ -423,6 +423,19 @@ static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
        return SR_OK;
 }
 
+static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
+{
+
+       (void)sdi;
+
+       switch (key) {
+       default:
+               return SR_ERR_ARG;
+       }
+
+       return SR_OK;
+}
+
 static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
                                    void *cb_data, int dmm)
 {
@@ -522,6 +535,7 @@ SR_PRIV struct sr_dev_driver ID##_driver_info = { \
        .dev_clear = clear_instances_##ID_UPPER, \
        .config_get = config_get, \
        .config_set = config_set, \
+       .config_list = config_list, \
        .dev_open = hw_dev_open, \
        .dev_close = hw_dev_close, \
        .dev_acquisition_start = hw_dev_acquisition_start_##ID_UPPER, \