QB_VALID_BIT
s->vdq.valid_bit ^= QB_VALID_BIT;
s->vdq.valid_bit ^= QB_VALID_BIT;
if ((verb & QB_VALID_BIT) != s->dqrr.valid_bit) {
s->dqrr.valid_bit ^= QB_VALID_BIT;
if ((verb & QB_VALID_BIT) != s->dqrr.valid_bit) {
s->dqrr.valid_bit ^= QB_VALID_BIT;
p->mc.valid_bit = QB_VALID_BIT;
p->mr.valid_bit = QB_VALID_BIT;
p->vdq.valid_bit = QB_VALID_BIT;
p->dqrr.valid_bit = QB_VALID_BIT;
p->eqcr.pi_vb = eqcr_pi & QB_VALID_BIT;
verb = ret[0] & ~QB_VALID_BIT;
p->mc.valid_bit ^= QB_VALID_BIT;
if (p->mr.valid_bit != (ret[0] & QB_VALID_BIT))
verb = ret[0] & ~QB_VALID_BIT;
p->mr.valid_bit ^= QB_VALID_BIT;
s->eqcr.pi_vb ^= QB_VALID_BIT;
s->eqcr.pi_vb ^= QB_VALID_BIT;
s->eqcr.pi_vb ^= QB_VALID_BIT;
s->eqcr.pi_vb ^= QB_VALID_BIT;