diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index ac5d61e65124..04f2ec2254e9 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -1299,6 +1299,9 @@ int drm_fb_helper_check_var(struct fb_var_screeninfo *var,
 		return -EINVAL;
 	}
 
+	var->xres_virtual = fb->width;
+	var->yres_virtual = fb->height;
+
 	/*
 	 * Workaround for SDL 1.2, which is known to be setting all pixel format
 	 * fields values to zero in some cases. We treat this situation as a