SHMEM_EEE_REQUESTED_BIT
vars->eee_status |= SHMEM_EEE_REQUESTED_BIT;
vars->eee_status &= ~SHMEM_EEE_REQUESTED_BIT;
((eee_status & SHMEM_EEE_REQUESTED_BIT) ^
if (GET_FLAGS(pdev->vars.link.eee_status,SHMEM_EEE_REQUESTED_BIT))