rigol-ds: Fix an issue causing only one channel to be acquired.

This fixes bug #1018.

diff --git a/src/hardware/rigol-ds/protocol.c b/src/hardware/rigol-ds/protocol.c
index 453ab658edf21444fc85ba1caa751cd26dfdac4f..1344c8b420542398286f09b34f4c7345e15cd5ee 100644 (file)
--- a/src/hardware/rigol-ds/protocol.c
+++ b/src/hardware/rigol-ds/protocol.c
@@ -723,7 +723,8 @@ SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data)
                        if (devc->data_source != DATA_SOURCE_LIVE)
                                rigol_ds_set_wait_event(devc, WAIT_BLOCK);
                }
-               if (!sr_scpi_read_complete(scpi)) {
+               /* End acquisition when data for all channels is acquired. */
+               if (!sr_scpi_read_complete(scpi) && !devc->channel_entry->next) {
                        sr_err("Read should have been completed");
                        packet.type = SR_DF_FRAME_END;
                        sr_session_send(sdi, &packet);