Add a new CameraSensorRaw implementation of the CameraSensor interface
tailored to devices that implement the new V4L2 raw camera sensors API.
This new class duplicates code from the CameraSensorLegacy class. The
two classes will be refactored to share code.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>