1 files changed, 17 insertions, 0 deletions

diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index db7d250f7ac7..6857e9ad6339 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -82,6 +82,22 @@ static void drm_mode_validate_flag(struct drm_connector *connector,
         return;
 }
 
+static int drm_helper_probe_add_cmdline_mode(struct drm_connector *connector)
+{
+        struct drm_display_mode *mode;
+
+        if (!connector->cmdline_mode.specified)
+                return 0;
+
+        mode = drm_mode_create_from_cmdline_mode(connector->dev,
+                                                 &connector->cmdline_mode);
+        if (mode == NULL)
+                return 0;
+
+        drm_mode_probed_add(connector, mode);
+        return 1;
+}
+
 static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connector *connector,
                                                               uint32_t maxX, uint32_t maxY, bool merge_type_bits)
 {
@@ -141,6 +157,7 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect
 
         if (count == 0 && connector->status == connector_status_connected)
                 count = drm_add_modes_noedid(connector, 1024, 768);
+        count += drm_helper_probe_add_cmdline_mode(connector);
         if (count == 0)
                 goto prune;