qv4l2: QUERYSTD returns STD_UNKNOWN if there is no standard

Replace STD_ALL by STD_UNKNOWN in the qv4l2 checked for whether there is a
signal or not.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>

diff --git a/utils/qv4l2/general-tab.cpp b/utils/qv4l2/general-tab.cpp
index cb8be5d..805e9cd 100644 (file)
--- a/utils/qv4l2/general-tab.cpp
+++ b/utils/qv4l2/general-tab.cpp
@@ -1042,7 +1042,7 @@ void GeneralTab::qryStdClicked()
        if (!query_std(std))
                return;
 
-       if (std == V4L2_STD_ALL) {
+       if (std == V4L2_STD_UNKNOWN) {
                info("No standard detected\n");
        } else {
                s_std(std);