pci/qat/qat.c

1624 	struct qat_session *qs = NULL;
1633 	qs = qcy->qcy_sessions[CRYPTO_SESID2LID(crp->crp_sid)];
1634 	mutex_spin_enter(&qs->qs_session_mtx);
1635 	KASSERT(qs->qs_status & QAT_SESSION_STATUS_ACTIVE);
1636 	qs->qs_inflight++;
1637 	mutex_spin_exit(&qs->qs_session_mtx);
1648 	desc = &qs->qs_dec_desc;
1659 				desc = &qs->qs_enc_desc;
1701 	qsbc->qsbc_session = qs;
1704 	qcy->qcy_sc->sc_hw.qhw_crypto_setup_req_params(qcb, qs, desc, qsc,
1720 	mutex_spin_enter(&qs->qs_session_mtx);
1721 	qs->qs_inflight--;
1722 	qat_crypto_check_free_session(qcy, qs);
1834 		struct qat_session *qs;
1841 		qs = qdm->qdm_dma_vaddr;
1842 		qs->qs_lid = i;
1843 		qs->qs_dec_desc.qcd_desc_paddr = qdm->qdm_dma_seg.ds_addr;
1844 		qs->qs_dec_desc.qcd_hash_state_paddr =
1845 		    qs->qs_dec_desc.qcd_desc_paddr +
1847 		qs->qs_enc_desc.qcd_desc_paddr = qdm->qdm_dma_seg.ds_addr +
1849 		qs->qs_enc_desc.qcd_hash_state_paddr =
1850 		    qs->qs_enc_desc.qcd_desc_paddr +
1853 		mutex_init(&qs->qs_session_mtx, MUTEX_DEFAULT, IPL_NET);
1855 		qcy->qcy_sessions[i] = qs;
1856 		qcy->qcy_session_free[i] = qs;
1874 	struct qat_session *qs = NULL;
1886 	qs = qcy->qcy_session_free[--qcy->qcy_session_free_count];
1891 	qs->qs_status = QAT_SESSION_STATUS_ACTIVE;
1892 	qs->qs_inflight = 0;
1893 	*lid = qs->qs_lid;
1926 		qs->qs_dec_desc.qcd_slices[0] = FW_SLICE_AUTH;
1927 		qs->qs_dec_desc.qcd_slices[1] = FW_SLICE_CIPHER;
1928 		qs->qs_dec_desc.qcd_cipher_dir = HW_CIPHER_DECRYPT;
1929 		qs->qs_dec_desc.qcd_cmd_id = FW_LA_CMD_HASH_CIPHER;
1931 		qs->qs_enc_desc.qcd_slices[0] = FW_SLICE_CIPHER;
1932 		qs->qs_enc_desc.qcd_slices[1] = FW_SLICE_AUTH;
1933 		qs->qs_enc_desc.qcd_cipher_dir = HW_CIPHER_ENCRYPT;
1934 		qs->qs_enc_desc.qcd_cmd_id = FW_LA_CMD_CIPHER_HASH;
1937 		qs->qs_dec_desc.qcd_slices[0] = FW_SLICE_CIPHER;
1938 		qs->qs_dec_desc.qcd_cipher_dir = HW_CIPHER_DECRYPT;
1939 		qs->qs_dec_desc.qcd_cmd_id = FW_LA_CMD_CIPHER;
1941 		qs->qs_enc_desc.qcd_slices[0] = FW_SLICE_CIPHER;
1942 		qs->qs_enc_desc.qcd_cipher_dir = HW_CIPHER_ENCRYPT;
1943 		qs->qs_enc_desc.qcd_cmd_id = FW_LA_CMD_CIPHER;
1946 		qs->qs_dec_desc.qcd_slices[0] = FW_SLICE_AUTH;
1947 		qs->qs_dec_desc.qcd_cmd_id = FW_LA_CMD_AUTH;
1949 		qs->qs_enc_desc.qcd_slices[0] = FW_SLICE_AUTH;
1950 		qs->qs_enc_desc.qcd_cmd_id = FW_LA_CMD_AUTH;
1955 	qs->qs_dec_desc.qcd_slices[slice] = FW_SLICE_DRAM_WR;
1956 	qs->qs_enc_desc.qcd_slices[slice] = FW_SLICE_DRAM_WR;
1958 	qcy->qcy_sc->sc_hw.qhw_crypto_setup_desc(qcy, qs, &qs->qs_dec_desc, crie, cria);
1959 	qcy->qcy_sc->sc_hw.qhw_crypto_setup_desc(qcy, qs, &qs->qs_enc_desc, crie, cria);
1963 	if (qs != NULL) {
1964 		mutex_spin_enter(&qs->qs_session_mtx);
1965 		qat_crypto_free_session0(qcy, qs);
1982 qat_crypto_free_session0(struct qat_crypto *qcy, struct qat_session *qs)
1985 	qat_crypto_clean_desc(&qs->qs_dec_desc);
1986 	qat_crypto_clean_desc(&qs->qs_enc_desc);
1987 	qs->qs_status &= ~QAT_SESSION_STATUS_ACTIVE;
1989 	mutex_spin_exit(&qs->qs_session_mtx);
1993 	qcy->qcy_session_free[qcy->qcy_session_free_count++] = qs;
2000 qat_crypto_check_free_session(struct qat_crypto *qcy, struct qat_session *qs)
2003 	if ((qs->qs_status & QAT_SESSION_STATUS_FREEING) &&
2004 	    qs->qs_inflight == 0) {
2005 		qat_crypto_free_session0(qcy, qs);
2007 		mutex_spin_exit(&qs->qs_session_mtx);
2015 	struct qat_session *qs;
2017 	qs = qcy->qcy_sessions[CRYPTO_SESID2LID(sid)];
2019 	mutex_spin_enter(&qs->qs_session_mtx);
2021 	if (qs->qs_inflight > 0) {
2022 		qs->qs_status |= QAT_SESSION_STATUS_FREEING;
2023 		mutex_spin_exit(&qs->qs_session_mtx);
2027 	qat_crypto_free_session0(qcy, qs);
2068 	struct qat_session *qs;
2077 	qs = qsbc->qsbc_session;
2089 	mutex_spin_enter(&qs->qs_session_mtx);
2090 	KASSERT(qs->qs_status & QAT_SESSION_STATUS_ACTIVE);
2091 	qs->qs_inflight--;
2092 	qat_crypto_check_free_session(qcy, qs);