eglfs_kms: Skip disconnected outputs

For some reason VMware reports 8 outputs, 7 of them are disconnected
and so they cause several errors.

Skip disconnected outputs to avoid those errors.

Change-Id: I5f9fa2ef38b916af9f9ae8b50fce9fc40c18bff3
Reviewed-by: Laszlo Agocs <laszlo.agocs@theqtcompany.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsdevice.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsdevice.cpp
index 7528d9fe2e..40cd8b8763 100644
--- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsdevice.cpp
+++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsdevice.cpp
@@ -191,6 +191,12 @@ QEglFSKmsScreen *QEglFSKmsDevice::screenForConnector(drmModeResPtr resources, dr
         return Q_NULLPTR;
     }
 
+    // Skip disconnected output
+    if (configuration == OutputConfigPreferred && connector->connection == DRM_MODE_DISCONNECTED) {
+        qCDebug(qLcEglfsKmsDebug) << "Skipping disconnected output" << connectorName;
+        return Q_NULLPTR;
+    }
+
     // Get the current mode on the current crtc
     drmModeModeInfo crtc_mode;
     memset(&crtc_mode, 0, sizeof crtc_mode);