rigol-ds1xx2: Autoprobe for usbtmc devices on Linux.

[libsigrok.git] / hardware / rigol-ds1xx2 / protocol.h

diff --git a/hardware/rigol-ds1xx2/protocol.h b/hardware/rigol-ds1xx2/protocol.h
index 547dfc467854dbe74401152da0b66402e14c2eb3..f7020e0d1d7743bb487911e436cc8c50a0c25a62 100644 (file)
--- a/hardware/rigol-ds1xx2/protocol.h
+++ b/hardware/rigol-ds1xx2/protocol.h
@@ -61,6 +61,9 @@ struct dev_context {
        /** Current offset setting. */
        float offset;
 
+       /** Path to USBTMC character device file. */
+       char *device;
+
        /** USBTMC character device file descriptor. */
        int fd;
 };