[char-misc-next v2 5/9] mei: add wrapper for queuing control commands.

Enclose the boiler plate code of allocating a control/hbm command cb and enqueueing it onto ctrl_wr.list in a convenient wrapper mei_cl_enqueue_ctrl_wr_cb(). This is a preparatory patch for enabling consecutive reads. Signed-off-by: Tomas Winkler --- V2: replace 0 by

[char-misc-next v2 5/9] mei: add wrapper for queuing control commands.

Enclose the boiler plate code of allocating a control/hbm command cb and enqueueing it onto ctrl_wr.list in a convenient wrapper mei_cl_enqueue_ctrl_wr_cb(). This is a preparatory patch for enabling consecutive reads. Signed-off-by: Tomas Winkler --- V2: replace 0 by mei_cl_mtu(cldev->cl) in