rigol-ds: Send FRAME_BEGIN and FRAME_END per frame, not per channel.

[libsigrok.git] / hardware / rigol-ds / api.c

diff --git a/hardware/rigol-ds/api.c b/hardware/rigol-ds/api.c
index 04196a46c4c33c728616bd9196e5df7efeef9b51..52a59a975d31e2f2b4eb2b6c5da4079fc0851823 100644 (file)
--- a/hardware/rigol-ds/api.c
+++ b/hardware/rigol-ds/api.c
@@ -807,6 +807,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
        struct sr_scpi_dev_inst *scpi;
        struct dev_context *devc;
        struct sr_probe *probe;
+       struct sr_datafeed_packet packet;
        GSList *l;
 
        if (sdi->status != SR_ST_ACTIVE)
@@ -908,6 +909,10 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
                }
        }
 
+       /* Start of first frame. */
+       packet.type = SR_DF_FRAME_BEGIN;
+       sr_session_send(cb_data, &packet);
+
        return SR_OK;
 }