diff options
| -rw-r--r-- | drivers/gpu/drm/udl/udl_connector.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/udl/udl_connector.c b/drivers/gpu/drm/udl/udl_connector.c index ba055e9ca00..8d9dc44f1f9 100644 --- a/drivers/gpu/drm/udl/udl_connector.c +++ b/drivers/gpu/drm/udl/udl_connector.c @@ -69,6 +69,13 @@ static int udl_get_modes(struct drm_connector *connector) static int udl_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { + struct udl_device *udl = connector->dev->dev_private; + if (!udl->sku_pixel_limit) + return 0; + + if (mode->vdisplay * mode->hdisplay > udl->sku_pixel_limit) + return MODE_VIRTUAL_Y; + return 0; } |