[PATCH v2 5/5] drm: omapdrm: Add zpos property

[Tomi Valkeinen]

On 15/04/17 12:16, Laurent Pinchart wrote:
> Create a standard zpos property for every plane as an alias to the
> omapdrm-specific zorder property. Unlike the zorder property that has to
> be instantiated for both planes and CRTCs due to backward compatibility,
> the zpos property is only instantiated for planes. When userspace will
> have switched to the zpos property the zorder property will be removed.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> ---
>  drivers/gpu/drm/omapdrm/omap_plane.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c
> index 521dd2ea519a..871a89b87e72 100644
> --- a/drivers/gpu/drm/omapdrm/omap_plane.c
> +++ b/drivers/gpu/drm/omapdrm/omap_plane.c
> @@ -324,6 +324,7 @@ struct drm_plane *omap_plane_init(struct drm_device *dev,
>  	drm_plane_helper_add(plane, &omap_plane_helper_funcs);
>  
>  	omap_plane_install_properties(plane, &plane->base);
> +	drm_plane_create_zpos_property(plane, 0, 0, 3);

I think this should use get_num_ovls() to get the max value.

 Tomi

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