Kms.LeaseSharing access with other processes.
type lessee_id = [ `Lessee ] Id.tcreate dev grants creates a new DRM master device with access to the resources in grants. Returns a unique ID for the new lessee and their device FD.
grants must reference at least one CRTC, one connector and one plane (if Client_cap.universal_planes is enabled). Alternatively, grants can be empty.
The FD is opened as close-on-exec.