scsi/lpfc/lpfc_scsi.c

89 lpfc_prot_group_type(struct lpfc_hba *phba, struct scsi_cmnd *sc);
948  * @sc: The SCSI command to examine
956 lpfc_bg_err_inject(struct lpfc_hba *phba, struct scsi_cmnd *sc,
964 	uint32_t op = scsi_get_prot_op(sc);
974 	sgpe = scsi_prot_sglist(sc);
975 	lba = scsi_prot_ref_tag(sc);
979 		blksize = scsi_prot_interval(sc);
980 		numblks = (scsi_bufflen(sc) + blksize - 1) / blksize;
996 	rdata = lpfc_rport_data_from_scsi_device(sc->device);
1019 		lpfc_cmd = (struct lpfc_io_buf *)sc->host_scribble;
1355  * @sc: The SCSI command to examine
1363 lpfc_sc_to_bg_opcodes(struct lpfc_hba *phba, struct scsi_cmnd *sc,
1368 	if (sc->prot_flags & SCSI_PROT_IP_CHECKSUM) {
1369 		switch (scsi_get_prot_op(sc)) {
1392 					scsi_get_prot_op(sc));
1398 		switch (scsi_get_prot_op(sc)) {
1421 					scsi_get_prot_op(sc));
1435  * @sc: The SCSI command to examine
1443 lpfc_bg_err_opcodes(struct lpfc_hba *phba, struct scsi_cmnd *sc,
1447 	if (sc->prot_flags & SCSI_PROT_IP_CHECKSUM) {
1448 		switch (scsi_get_prot_op(sc)) {
1473 		switch (scsi_get_prot_op(sc)) {
1505  * @sc: pointer to scsi command we're working on
1534 lpfc_bg_setup_bpl(struct lpfc_hba *phba, struct scsi_cmnd *sc,
1542 	int datadir = sc->sc_data_direction;
1550 	status  = lpfc_sc_to_bg_opcodes(phba, sc, &txop, &rxop);
1555 	reftag = scsi_prot_ref_tag(sc);
1558 	rc = lpfc_bg_err_inject(phba, sc, &reftag, NULL, 1);
1561 			lpfc_bg_err_opcodes(phba, sc, &txop, &rxop);
1592 		if (sc->prot_flags & SCSI_PROT_GUARD_CHECK)
1597 		if (sc->prot_flags & SCSI_PROT_REF_CHECK)
1616 	scsi_for_each_sg(sc, sgde, datasegcnt, i) {
1637  * @sc: pointer to scsi command we're working on
1674 lpfc_bg_setup_bpl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc,
1689 	int datadir = sc->sc_data_direction;
1700 	sgpe = scsi_prot_sglist(sc);
1701 	sgde = scsi_sglist(sc);
1710 	status = lpfc_sc_to_bg_opcodes(phba, sc, &txop, &rxop);
1715 	blksize = scsi_prot_interval(sc);
1716 	reftag = scsi_prot_ref_tag(sc);
1719 	rc = lpfc_bg_err_inject(phba, sc, &reftag, NULL, 1);
1722 			lpfc_bg_err_opcodes(phba, sc, &txop, &rxop);
1754 		if (sc->prot_flags & SCSI_PROT_GUARD_CHECK)
1759 		if (sc->prot_flags & SCSI_PROT_REF_CHECK)
1891  * @sc: pointer to scsi command we're working on
1919 lpfc_bg_setup_sgl(struct lpfc_hba *phba, struct scsi_cmnd *sc,
1939 	status  = lpfc_sc_to_bg_opcodes(phba, sc, &txop, &rxop);
1944 	reftag = scsi_prot_ref_tag(sc);
1947 	rc = lpfc_bg_err_inject(phba, sc, &reftag, NULL, 1);
1950 			lpfc_bg_err_opcodes(phba, sc, &txop, &rxop);
1969 	if (sc->sc_data_direction == DMA_FROM_DEVICE) {
1970 		if (sc->prot_flags & SCSI_PROT_GUARD_CHECK)
1975 		if (sc->prot_flags & SCSI_PROT_REF_CHECK)
1997 	sgde = scsi_sglist(sc);
2064  * @sc: pointer to scsi command we're working on
2100 lpfc_bg_setup_sgl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc,
2127 	sgpe = scsi_prot_sglist(sc);
2128 	sgde = scsi_sglist(sc);
2137 	status = lpfc_sc_to_bg_opcodes(phba, sc, &txop, &rxop);
2142 	blksize = scsi_prot_interval(sc);
2143 	reftag = scsi_prot_ref_tag(sc);
2146 	rc = lpfc_bg_err_inject(phba, sc, &reftag, NULL, 1);
2149 			lpfc_bg_err_opcodes(phba, sc, &txop, &rxop);
2198 		if (sc->prot_flags & SCSI_PROT_GUARD_CHECK) {
2216 		if (sc->prot_flags & SCSI_PROT_REF_CHECK)
2401  * @sc: pointer to scsi command we're working on
2410 lpfc_prot_group_type(struct lpfc_hba *phba, struct scsi_cmnd *sc)
2413 	unsigned char op = scsi_get_prot_op(sc);
2450 	struct scsi_cmnd *sc = lpfc_cmd->pCmd;
2453 	fcpdl = scsi_bufflen(sc);
2456 	if (sc->sc_data_direction == DMA_FROM_DEVICE) {
2458 		if (scsi_get_prot_op(sc) ==  SCSI_PROT_READ_INSERT)
2463 		if (scsi_get_prot_op(sc) ==  SCSI_PROT_WRITE_STRIP)
2472 	fcpdl += (fcpdl / scsi_prot_interval(sc)) * 8;