TFD_QUEUE_CB_SIZE
cpu_to_le16(TFD_QUEUE_CB_SIZE(cmdq_size));
TFD_QUEUE_CB_SIZE(IWL_CMD_QUEUE_SIZE);
cmd.old.cb_size = cpu_to_le32(TFD_QUEUE_CB_SIZE(size));
cmd.new.u.add.cb_size = cpu_to_le32(TFD_QUEUE_CB_SIZE(size));