- if (!(sdi = get_sigrok_device_instance(device_instances, device_index)))
- return SIGROK_ERR;
-
- sigma = sdi->priv;
-
- if (capability == HWCAP_SAMPLERATE) {
- ret = set_samplerate(sdi, *(uint64_t*) value);
- } else if (capability == HWCAP_PROBECONFIG) {
- ret = configure_probes(sdi, value);
- } else if (capability == HWCAP_LIMIT_MSEC) {
- sigma->limit_msec = strtoull(value, NULL, 10);
- ret = SIGROK_OK;
- } else if (capability == HWCAP_CAPTURE_RATIO) {
- sigma->capture_ratio = strtoull(value, NULL, 10);
- ret = SIGROK_OK;
- } else {
- ret = SIGROK_ERR;
+ (void)sdi;
+ (void)probe_group;
+
+ switch (key) {
+ case SR_CONF_DEVICE_OPTIONS:
+ *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
+ hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
+ break;
+ case SR_CONF_SAMPLERATE:
+ g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}"));
+ gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates,
+ ARRAY_SIZE(samplerates), sizeof(uint64_t));
+ g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar);
+ *data = g_variant_builder_end(&gvb);
+ break;
+ case SR_CONF_TRIGGER_TYPE:
+ *data = g_variant_new_string(TRIGGER_TYPE);
+ break;
+ default:
+ return SR_ERR_NA;