+/*
+ * Force YUV420 output if available from the given mode
+ */
+static int force_yuv420_output_set(void *data, u64 val)
+{
+ struct amdgpu_dm_connector *connector = data;
+
+ connector->force_yuv420_output = (bool)val;
+
+ return 0;
+}
+
+/*
+ * Check if YUV420 is forced when available from the given mode
+ */
+static int force_yuv420_output_get(void *data, u64 *val)
+{
+ struct amdgpu_dm_connector *connector = data;
+
+ *val = connector->force_yuv420_output;
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(force_yuv420_output_fops, force_yuv420_output_get,
+ force_yuv420_output_set, "%llu\n");
+