ee027781b4
Add to the Buffer class methods to set and retrieve a reference to the Request instance the buffer is part of. As buffers outlive the Request they are associated with, the reference is only temporary valid during the buffer completion interval (from when the buffer gets queued to Camera for processing, until it gets marked as completed). Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>