drm/qxl: only report first monitor as connected if we have no state
If the server isn't new enough to give us state, report the first
monitor as always connected, otherwise believe the server side.
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 7c6225c..dd845f8 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -886,13 +886,15 @@
drm_connector_to_qxl_output(connector);
struct drm_device *ddev = connector->dev;
struct qxl_device *qdev = ddev->dev_private;
- int connected;
+ bool connected = false;
/* The first monitor is always connected */
- connected = (output->index == 0) ||
- (qdev->client_monitors_config &&
- qdev->client_monitors_config->count > output->index &&
- qxl_head_enabled(&qdev->client_monitors_config->heads[output->index]));
+ if (!qdev->client_monitors_config) {
+ if (output->index == 0)
+ connected = true;
+ } else
+ connected = qdev->client_monitors_config->count > output->index &&
+ qxl_head_enabled(&qdev->client_monitors_config->heads[output->index]);
DRM_DEBUG("#%d connected: %d\n", output->index, connected);
if (!connected)