QM_DOORBELL_CMD_EQ
qm_db(qm, 0, QM_DOORBELL_CMD_EQ, qm->status.eq_head, 0);
qm_db(qm, 0, QM_DOORBELL_CMD_EQ, qm->status.eq_head, 0);
qm_db(qm, 0, QM_DOORBELL_CMD_EQ, qm->status.eq_head, 0);
qm_db(qm, 0, QM_DOORBELL_CMD_EQ, eq_head, 0);