kmstest.py: Add atomic_plane_disable() function to KMSTest class

The function can be used to disable planes selectively.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/kmstest.py b/tests/kmstest.py
index 62f0376..e528b90 100755
--- a/tests/kmstest.py
+++ b/tests/kmstest.py
@@ -234,6 +234,15 @@ class KMSTest(object):
         else:
             return req.commit(0)
 
+    def atomic_plane_disable(self, plane, sync=True):
+        req = pykms.AtomicReq(self.card)
+        req.add(plane, { "FB_ID": 0, 'CRTC_ID': 0 })
+
+        if sync:
+            return req.commit_sync()
+        else:
+            return req.commit(0)
+
     def atomic_planes_disable(self, sync=True):
         req = pykms.AtomicReq(self.card)
         for plane in self.card.planes: