[Intel-gfx] [PATCH] Test the first mode if there is no preferred mode.

[Hai Lan]

For a TV device, there  might be no preferred mode. In this case,
we can test the first mode.
---
 tests/testdisplay.c |   13 ++++++++++---
 1 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/tests/testdisplay.c b/tests/testdisplay.c
index 41a5753..ef194fe 100644
--- a/tests/testdisplay.c
+++ b/tests/testdisplay.c
@@ -280,9 +280,16 @@ static void connector_find_preferred_mode(struct connector 
*c)
        }
 
        if (!c->mode_valid) {
-               fprintf(stderr, "failed to find any modes on connector %d\n",
-                       c->id);
-               return;
+               if (connector->count_modes > 0) {
+                       /* use the first mode as test mode */
+                       c->mode = connector->modes[0];
+                       c->mode_valid = 1;
+               }
+               else {
+                       fprintf(stderr, "failed to find any modes on connector 
%d\n",
+                               c->id);
+                       return;
+               }
        }
 
        /* Now get the encoder */
-- 
1.7.3.4

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