diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_connector.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_connector.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_connector.c b/drivers/gpu/drm/i915/display/intel_connector.c index 6d5cbeb8df4d..6205ddd3ded0 100644 --- a/drivers/gpu/drm/i915/display/intel_connector.c +++ b/drivers/gpu/drm/i915/display/intel_connector.c @@ -293,3 +293,21 @@ intel_attach_dp_colorspace_property(struct drm_connector *connector) if (!drm_mode_create_dp_colorspace_property(connector)) drm_connector_attach_colorspace_property(connector); } + +void +intel_attach_scaling_mode_property(struct drm_connector *connector) +{ + struct drm_i915_private *i915 = to_i915(connector->dev); + u32 scaling_modes; + + scaling_modes = BIT(DRM_MODE_SCALE_ASPECT) | + BIT(DRM_MODE_SCALE_FULLSCREEN); + + /* On GMCH platforms borders are only possible on the LVDS port */ + if (!HAS_GMCH(i915) || connector->connector_type == DRM_MODE_CONNECTOR_LVDS) + scaling_modes |= BIT(DRM_MODE_SCALE_CENTER); + + drm_connector_attach_scaling_mode_property(connector, scaling_modes); + + connector->state->scaling_mode = DRM_MODE_SCALE_ASPECT; +} |