adapters/scsi_vhci/scsi_vhci.c

326 	int	rval;
332 	if ((rval = ddi_soft_state_init(&vhci_softstate,
336 		return (rval);
339 	if ((rval = scsi_hba_init(&modlinkage)) != 0) {
343 		return (rval);
355 	if ((rval = mod_install(&modlinkage)) != 0) {
367 	return (rval);
377 	int rval;
384 	if ((rval = mod_remove(&modlinkage)) != 0) {
386 		return (rval);
399 	return (rval);
593 	cred_t *credp, int *rval)
596 		return (vhci_devctl(dev, cmd, data, mode, credp, rval));
598 		return (vhci_mpapi_ctl(dev, cmd, data, mode, credp, rval));
600 		return (vhci_ctl(dev, cmd, data, mode, credp, rval));
610 	int			rval = DDI_FAILURE;
632 		return (rval);
637 		return (rval);
920 	int			rval;
983 	rval = mdi_select_path(tgt_dip, NULL,
985 	if (rval == MDI_SUCCESS) {
996 	    (rval != MDI_SUCCESS)) {
1039 		rval = mdi_select_path(tgt_dip, NULL,
1042 		if (rval == MDI_SUCCESS) {
1120 	int			rval = TRAN_ACCEPT;
1259 		if ((rval = vhci_bind_transport(
1265 			    "lbp %x", instance, rval, (void *)vlun,
1271 			return (rval);
1347 		rval = mdi_select_path(cdip, NULL, MDI_SELECT_PATH_INSTANCE,
1350 		if ((rval == MDI_SUCCESS) && (pip != NULL)) {
1433 			if (rval = vhci_pgr_register_start(vlun, pkt)) {
1436 				return (rval);
1457 	rval = scsi_transport(vpkt->vpkt_hba_pkt);
1458 	if (rval == TRAN_ACCEPT) {
1493 		return (rval);
1538 	int rval = 0;
1547 	return (rval);
1616 	int			rval = -1;
1640 	rval = mdi_select_path(cdip, NULL, MDI_SELECT_ONLINE_PATH, NULL, &pip);
1641 	if ((rval != MDI_SUCCESS) || (pip == NULL)) {
1725 	int			rval = 0;
1730 		return (rval);
1736 		return (rval);
1753 				rval = 0;
1755 				rval = 1;
1764 				rval = -1;
1772 			rval = val;
1784 			rval = 1;
1790 			rval = UNDEFINED;
1795 		    "!set cap: cap=%s, val/tgtonly/doset/rval = "
1797 		    cap, val, tgtonly, doset, rval));
1809 			rval = (int)VHCI_DMA_MAX_XFER_CAP;
1813 			rval = 0x00;
1819 			rval = 1;
1823 			rval = 3;
1827 			rval = INTERCONNECT_FABRIC;
1839 			rval = vlun->svl_support_lun_reset;
1843 			    "Getting the Lun reset capability %d", rval));
1848 			rval = vlun->svl_sector_size;
1853 			rval = VHCI_SCSI_CDB_SIZE;
1861 			rval = 0;
1867 			rval = UNDEFINED;
1872 		    "!get cap: cap=%s, val/tgtonly/doset/rval = "
1874 		    cap, val, tgtonly, doset, rval));
1876 	return (rval);
1919 	int			rval;
2010 			rval = vhci_bind_transport(
2013 			rval = vhci_bind_transport(
2017 		    "vhci_scsi_init_pkt: v_b_t called 0x%p rval 0x%x\n",
2018 		    (void *)vpkt, rval));
2020 			if (rval == TRAN_FATAL_ERROR) {
2035 		if (rval != TRAN_ACCEPT) {
2224 	int			rval = -1;
2244 			rval = mdi_select_path(cdip, NULL,
2247 			if ((rval != MDI_SUCCESS) || (pip == NULL)) {
2263 					rval = mdi_select_path(cdip, NULL,
2268 				} while ((rval == MDI_SUCCESS) &&
2322 				rval = MDI_SUCCESS;
2332 		rval = mdi_select_path(cdip, vpkt->vpkt_tgt_init_bp,
2335 		if (rval == MDI_BUSY) {
2340 		} else if (rval == MDI_DEVI_ONLINING) {
2362 			rval = mdi_select_path(cdip, vpkt->vpkt_tgt_init_bp,
2364 			if ((rval != MDI_SUCCESS) || (pip == NULL)) {
2370 				rval = mdi_select_path(cdip,
2373 				if ((rval != MDI_SUCCESS) || (pip == NULL)) {
2381 		} else if ((rval == MDI_FAILURE) ||
2382 		    ((rval == MDI_NOPATH) && (path_instance))) {
2389 		if ((pip == NULL) || (rval == MDI_NOPATH)) {
2430 			rval = mdi_select_path(cdip, vpkt->vpkt_tgt_init_bp,
2445 			rval = mdi_select_path(cdip, NULL,
2448 			if ((npip == NULL) || (rval != MDI_SUCCESS)) {
2462 				rval = mdi_failover(vhci->vhci_dip, cdip,
2465 				rval = vlun->svl_failover_status;
2467 			if (rval == MDI_FAILURE) {
2473 			} else if (rval == MDI_BUSY) {
2579 	int				rval, retry, nr_retry, ua_retry;
2610 	rval = vhci_do_scsi_cmd(new_pkt);
2611 	if (rval != 1) {
2624 				rval = fops->sfo_analyze_sense(svp->svp_psd,
2626 				if (rval == SCSI_SENSE_NOT_READY) {
2632 					if (rval == SCSI_SENSE_STATE_CHANGED) {
2637 							rval = TRAN_BUSY;
2657 				rval = 0;
2666 				rval = VHCI_PGR_ILLEGALOP;
2669 		rval = 1;
2674 	return (rval);
2688 	int			rval;
2708 	rval = mdi_select_path(cdip, NULL,
2710 	if ((rval != MDI_SUCCESS) || (npip == NULL)) {
2739 		rval = mdi_select_path(cdip, NULL,
2743 	} while ((rval == MDI_SUCCESS) && (npip != NULL));
2838 	int			rval = VHCI_CMD_CMPLT;
2856 		rval = VHCI_CMD_CMPLT;
2877 		rval = VHCI_CMD_ERROR;
2899 		rval = VHCI_CMD_ERROR;
2914 			rval = VHCI_CMD_ERROR;
2931 			rval = VHCI_CMD_ERROR;
2938 		rval = VHCI_CMD_RETRY;
2943 	if (rval == VHCI_CMD_RETRY) {
2971 			rval = VHCI_CMD_ERROR;
2987 	if (rval == VHCI_CMD_CMPLT) {
3109 	if (rval == VHCI_CMD_ERROR) {
3138 		rval = VHCI_CMD_CMPLT;
3144 	if (rval == VHCI_CMD_CMPLT) {
3148 	return (rval);
3158 	int			rval, held;
3259 				rval = fops->sfo_analyze_sense(svp->svp_psd,
3261 				if ((rval == SCSI_SENSE_NOFAILOVER) ||
3262 				    (rval == SCSI_SENSE_UNKNOWN) ||
3263 				    (rval == SCSI_SENSE_NOT_READY)) {
3267 				} else if (rval == SCSI_SENSE_STATE_CHANGED) {
3305 						rval = vhci_handle_ext_fo
3306 						    (pkt, rval);
3307 						if (rval == BUSY_RETURN) {
3664 	int				rval, updt_paths;
3695 		rval = vlun->svl_fops->sfo_analyze_sense(svp->svp_psd, sensep,
3697 		switch (rval) {
4070 	int			rval = MDI_FAILURE;
4176 		if ((rval = (*hba->tran_tgt_init)(pdip, tgt_dip,
4180 			    "path=0x%p rval=%x", (void *)pip, rval));
4208 	return (rval);
4287 	int			rval = MDI_SUCCESS;
4481 			rval = vhci_pathinfo_online(vdip, pip, flags);
4485 			rval = vhci_pathinfo_offline(vdip, pip, flags);
4496 		if ((rval == MDI_SUCCESS) && (scsi_callback_id != 0)) {
4499 		return (rval);
5061 	int				rval = MDI_FAILURE;
5108 		    "scsi_probe failed path:%p rval:%x\n", (void *)pip, rval));
5109 		rval = MDI_FAILURE;
5147 		rval = MDI_NOT_SUPPORTED;
5157 		rval = MDI_NOT_SUPPORTED;
5182 		rval = vhci_pgr_validate_and_register(svp);
5183 		if (rval != 1) {
5184 			rval = MDI_FAILURE;
5218 				rval = MDI_FAILURE;
5234 	rval = vhci_update_pathinfo(psd, pip, sfo, vlun, vhci);
5235 	if (rval == MDI_FAILURE) {
5276 	return (rval);
5400 vhci_ctl(dev_t dev, int cmd, intptr_t data, int mode, cred_t *credp, int *rval)
6845 	int			rval, retval = MDI_FAILURE;
6896 	rval = sfo->sfo_pathclass_next(pclass1, &pclass2,
6898 	if (rval == ENOENT) {
6907 	} else if (rval == EINVAL) {
7537 	int			rval, success;
7550 	rval = mdi_select_path(cdip, NULL, MDI_SELECT_ONLINE_PATH |
7552 	if ((rval != MDI_SUCCESS) || (pip == NULL)) {
7616 		rval = vhci_do_prout(osvp);
7617 		if (rval == 1) {
7628 			    " on osvp 0x%p failed %x\n", (void *)osvp, rval));
7637 		rval = mdi_select_path(cdip, NULL,
7641 	} while ((rval == MDI_SUCCESS) && (npip != NULL));
7676 	rval = vhci_do_prout(svp);
7678 	if (rval != 1) {
7682 		    (void *)pip, (void *)svp, rval));
7692 		return (rval);
7742 		rval = vhci_do_prout(osvp);
7743 		if (rval == 1) {
7754 			    " osvp 0x%p failed %x\n", (void *)osvp, rval));
7764 		rval = mdi_select_path(cdip, NULL,
7768 	} while ((rval == MDI_SUCCESS) && (npip != NULL));
7797 	rval = mdi_select_path(cdip, NULL, MDI_SELECT_ONLINE_PATH |
7799 	if ((rval != MDI_SUCCESS) || (pip == NULL)) {
7806 	if ((rval = vhci_do_prout(svp)) != 1) {
7816 		if (rval == VHCI_PGR_ILLEGALOP) {
7821 			rval = 1;
7823 			rval = 0;
7833 	return (rval);
7847 	int rval		= TRAN_BUSY;
7867 	while ((rval = vhci_scsi_start(&(vpkt->vpkt_tgt_pkt->pkt_address),
7872 	switch (rval) {
7888 		    "TRAN_rval %d returned for dip 0x%p", rval,
8082 	int			rval = 0;
8093 		rval = scsi_ifsetcap(ap, cap, val, whom);
8096 		    "!vhci_pHCI_cap: only on path %p, ap %p, rval %x\n",
8097 		    (void *)pip, (void *)ap, rval));
8099 		return (rval);
8124 		return (rval);
8132 		return (rval);
8141 		rval = scsi_ifsetcap(pap, cap, val, whom);
8144 		    "!vhci_pHCI_cap: path %p, ap %p, rval %x\n",
8145 		    (void *)pip, (void *)ap, rval));
8161 	return (rval);
8313 	int			rval = 0;
8367 		rval = -1;
8370 	return (rval);
8529 	int			stat_size, rval;
8546 		    "vhci_uscsi_iostart: rval: EINVAL"));
8582 	while (((rval = scsi_transport(pkt)) == TRAN_BUSY) &&
8591 	switch (rval) {
8593 		rval =  0;
8598 		    "vhci_uscsi_iostart: rval: %d count: %ld res: %ld",
8599 		    rval, bp->b_bcount, bp->b_resid));
8605 		rval = EIO;
8610 	    "vhci_uscsi_iostart: exit: rval: %d", rval));
8611 	return (rval);