CTX_SIG_EVENTS_ACTIVE
act_sig = qat_hal_rd_ae_csr(handle, ae, CTX_SIG_EVENTS_ACTIVE);
qat_hal_wr_ae_csr(handle, ae, CTX_SIG_EVENTS_ACTIVE, 0);
qat_hal_wr_ae_csr(handle, ae, CTX_SIG_EVENTS_ACTIVE, act_sig);
qat_hal_wr_ae_csr(handle, ae, CTX_SIG_EVENTS_ACTIVE, 0);