On Thu, Nov 22, 2018 at 12:23:29PM +0100, Boris Brezillon wrote:
> @@ -924,6 +978,29 @@ struct drm_connector {
> */
> struct drm_property_blob *path_blob_ptr;
>
> + /**
> + * @underscan_mode_property: Optional connector underscan mode. Used by
> + * the driver to scale the output image and compensate an overscan done
> + * on the display side.
> + */
> + struct drm_property *underscan_mode_property;
> +
> + /**
> + * @underscan_hborder_property: Optional connector underscan horizontal
> + * border (expressed in pixels). Used by the driver to adjust the
> + * output image position and compensate an overscan done on the display
> + * side.
> + */
> + struct drm_property *underscan_hborder_property;
> +
> + /**
> + * @underscan_hborder_property: Optional connector underscan vertical
> + * border (expressed in pixels). Used by the driver to adjust the
> + * output image position and compensate an overscan done on the display
> + * side.
> + */
> + struct drm_property *underscan_vborder_property;
I'm wondering why we're adding these new props when we already have the
(slightly more flexible) margin properties for TV out. We could just
reuse those AFAICS.
> +
> #define DRM_CONNECTOR_POLL_HPD (1 << 0)
> #define DRM_CONNECTOR_POLL_CONNECT (1 << 1)
> #define DRM_CONNECTOR_POLL_DISCONNECT (1 << 2)
> @@ -1180,6 +1257,9 @@ int drm_mode_create_dvi_i_properties(struct drm_device
> *dev);
> int drm_mode_create_tv_properties(struct drm_device *dev,
> unsigned int num_modes,
> const char * const modes[]);
> +int drm_connector_attach_underscan_properties(struct drm_connector
> *connector,
> + u32 mode_mask, u64 max_hborder,
> + u64 max_vborder);
> int drm_mode_create_scaling_mode_property(struct drm_device *dev);
> int drm_connector_attach_content_type_property(struct drm_connector *dev);
> int drm_connector_attach_scaling_mode_property(struct drm_connector
> *connector,
> --
> 2.17.1
--
Ville Syrjälä
Intel
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