SHMEM_EEE_REQUESTED_BIT
edata->eee_enabled = (eee_cfg & SHMEM_EEE_REQUESTED_BIT) ? 1 : 0;
vars->eee_status |= SHMEM_EEE_REQUESTED_BIT;
vars->eee_status &= ~SHMEM_EEE_REQUESTED_BIT;
((eee_status & SHMEM_EEE_REQUESTED_BIT) ^