scpi-pps: Add support for Owon P4000 series.

[libsigrok.git] / src / hardware / gwinstek-gds-800 / api.c

diff --git a/src/hardware/gwinstek-gds-800/api.c b/src/hardware/gwinstek-gds-800/api.c
index 2926bf074d91f83ea7192ce67bb45313e893b997..22ac40e6c77ef0192e64601f24d53abf8aecd00c 100644 (file)
--- a/src/hardware/gwinstek-gds-800/api.c
+++ b/src/hardware/gwinstek-gds-800/api.c
@@ -30,7 +30,7 @@ static const uint32_t drvopts[] = {
 };
 
 static const uint32_t devopts[] = {
-       SR_CONF_LIMIT_FRAMES | SR_CONF_SET,
+       SR_CONF_LIMIT_FRAMES | SR_CONF_GET | SR_CONF_SET,
        SR_CONF_SAMPLERATE | SR_CONF_GET,
 };
 
@@ -132,6 +132,9 @@ static int config_get(uint32_t key, GVariant **data,
        case SR_CONF_SAMPLERATE:
                *data = g_variant_new_uint64(devc->sample_rate);
                break;
+       case SR_CONF_LIMIT_FRAMES:
+               *data = g_variant_new_uint64(devc->frame_limit);
+               break;
        default:
                return SR_ERR_NA;
        }
@@ -189,17 +192,13 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
        struct sr_scpi_dev_inst *scpi;
        struct dev_context *devc;
-       struct sr_datafeed_packet packet;
 
        scpi = sdi->conn;
        devc = sdi->priv;
 
        if (devc->df_started) {
-               packet.type = SR_DF_FRAME_END;
-               sr_session_send(sdi, &packet);
-
+               std_session_send_df_frame_end(sdi);
                std_session_send_df_end(sdi);
-
                devc->df_started = FALSE;
        }