adapters/scsi_vhci/mpapi_impl.c

148 static void *vhci_mpapi_get_rel_tport_pair(struct scsi_vhci *vhci,
172 	struct scsi_vhci		*vhci;
178 	/* Check for validity of vhci structure */
179 	vhci = ddi_get_soft_state(vhci_softstate, MINOR2INST(getminor(dev)));
180 	if (vhci == NULL) {
184 	mutex_enter(&vhci->vhci_mutex);
185 	if ((vhci->vhci_state & VHCI_STATE_OPEN) == 0) {
186 		mutex_exit(&vhci->vhci_mutex);
189 	mutex_exit(&vhci->vhci_mutex);
191 	/* Get the vhci dip */
192 	vdip = vhci->vhci_dip;
207 	retval = vhci_mpapi_ioctl(dev, vhci, (void *)data, mpioc, mode, credp);
518 vhci_get_driver_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
544 	mutex_enter(&vhci->vhci_mutex);
546 	    ((vhci->vhci_conf_flags & VHCI_CONF_FLAGS_AUTO_FAILBACK) ?
548 	mutex_exit(&vhci->vhci_mutex);
571 vhci_get_dev_prod_list(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
589 	ilist = vhci->mp_priv->
623 vhci_get_dev_prod_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
634 	ilist = vhci->mp_priv->
664 vhci_get_lu_list(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
677 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
714 vhci_get_lu_list_from_tpg(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
725 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT_GROUP]
787 vhci_get_tpg_list_for_lu(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
798 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
856 vhci_get_lu_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
866 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
906 vhci_get_path_list_for_mp_lu(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
918 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
991 vhci_get_path_list_for_init_port(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1003 	ilist = vhci->mp_priv->
1017 	mdi_vhci_walk_phcis(vhci->vhci_dip, vhci_mpapi_sync_init_port_list,
1018 	    vhci);
1020 	ilist = vhci->mp_priv->
1094 vhci_get_path_list_for_target_port(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1106 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT]->head;
1179 vhci_get_path_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1188 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_PATH_LU]->head;
1225 vhci_get_init_port_list(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1234 	ilist = vhci->mp_priv->
1248 	mdi_vhci_walk_phcis(vhci->vhci_dip, vhci_mpapi_sync_init_port_list,
1249 	    vhci);
1251 	ilist = vhci->mp_priv->
1292 vhci_get_init_port_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1301 	ilist = vhci->mp_priv->
1315 	mdi_vhci_walk_phcis(vhci->vhci_dip, vhci_mpapi_sync_init_port_list,
1316 	    vhci);
1318 	ilist = vhci->mp_priv->
1359 vhci_get_target_port_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1369 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT]->head;
1409 vhci_get_tpg_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1419 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT_GROUP]->
1460 vhci_get_target_port_list_for_tpg(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1471 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT_GROUP]
1530 vhci_set_tpg_access_state(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1544 	lu_list = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]
1546 	tpg_list = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT_GROUP]
1595 		retval = mdi_failover(vhci->vhci_dip, svl->svl_dip,
1627 			    "state: Unable to find vhci private data"));
1683 vhci_get_prop_lb_list(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1706 vhci_get_prop_lb_prop(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1720 vhci_assign_lu_to_tpg(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1730 vhci_enable_auto_failback(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1738 	mutex_enter(&vhci->vhci_mutex);
1739 	vhci->vhci_conf_flags |= VHCI_CONF_FLAGS_AUTO_FAILBACK;
1740 	mutex_exit(&vhci->vhci_mutex);
1743 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
1755 	vhci_mpapi_log_sysevent(vhci->vhci_dip, &raw_oid,
1763 vhci_disable_auto_failback(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
1771 	mutex_enter(&vhci->vhci_mutex);
1772 	vhci->vhci_conf_flags &= ~VHCI_CONF_FLAGS_AUTO_FAILBACK;
1773 	mutex_exit(&vhci->vhci_mutex);
1776 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
1788 	vhci_mpapi_log_sysevent(vhci->vhci_dip, &raw_oid,
1799 vhci_mpapi_hold_item(struct scsi_vhci *vhci, uint64_t *oid, uint8_t obj_type)
1803 	ilist = vhci->mp_priv->obj_hdr_list[obj_type]->head;
1826 vhci_mpapi_chk_path(struct scsi_vhci *vhci, mpapi_item_list_t *ilist)
1839 	if (vhci_mpapi_match_pip(vhci, ilist, pip) == NULL) {
1853 vhci_mpapi_hold_pip(struct scsi_vhci *vhci, mpapi_item_list_t *ilist, int flags)
1863 	if (vhci_mpapi_chk_path(vhci, ilist) == NULL) {
1900 vhci_init_uscsi_cmd(struct scsi_vhci *vhci,
1917 	    vhci, oid, MP_OBJECT_TYPE_PATH_LU)) == NULL) {
1925 	if ((pip = vhci_mpapi_hold_pip(vhci, ilist,
1938 		    " Unable to find vhci private data"));
2000 vhci_send_uscsi_cmd(dev_t dev, struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
2012 	mp_uscmdp = vhci_init_uscsi_cmd(vhci, mpioc, oid, &ilist);
2067 vhci_enable_path(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
2076 	if ((ilist = (mpapi_item_list_t *)vhci_mpapi_hold_item(vhci, oid,
2085 	if (vhci_mpapi_chk_path(vhci, ilist) == NULL) {
2095 		vhci_mpapi_log_sysevent(vhci->vhci_dip,
2104 vhci_disable_path(struct scsi_vhci *vhci, mp_iocdata_t *mpioc,
2113 	if ((ilist = (mpapi_item_list_t *)vhci_mpapi_hold_item(vhci, oid,
2122 	if (vhci_mpapi_chk_path(vhci, ilist) == NULL) {
2141 		vhci_mpapi_log_sysevent(vhci->vhci_dip,
2151 vhci_mpapi_ioctl(dev_t dev, struct scsi_vhci *vhci, void *udata,
2199 	if (vhci_mpapi_sync_lu_oid_list(vhci) != 0) {
2203 	mdi_vhci_walk_phcis(vhci->vhci_dip,
2204 	    vhci_mpapi_sync_init_port_list, vhci);
2209 		rval = vhci_get_driver_prop(vhci, mpioc,
2213 		rval = vhci_get_dev_prod_list(vhci, mpioc,
2217 		rval = vhci_get_dev_prod_prop(vhci, mpioc,
2221 		rval = vhci_get_lu_list(vhci, mpioc,
2225 		rval = vhci_get_lu_list_from_tpg(vhci, mpioc,
2229 		rval = vhci_get_tpg_list_for_lu(vhci, mpioc,
2233 		rval = vhci_get_lu_prop(vhci, mpioc,
2237 		rval = vhci_get_path_list_for_mp_lu(vhci, mpioc,
2241 		rval = vhci_get_path_list_for_init_port(vhci, mpioc,
2245 		rval = vhci_get_path_list_for_target_port(vhci, mpioc,
2249 		rval = vhci_get_path_prop(vhci, mpioc,
2253 		rval = vhci_get_init_port_list(vhci, mpioc,
2257 		rval = vhci_get_init_port_prop(vhci, mpioc,
2261 		rval = vhci_get_target_port_prop(vhci, mpioc,
2265 		rval = vhci_get_tpg_list_for_lu(vhci, mpioc,
2269 		rval = vhci_get_tpg_prop(vhci, mpioc,
2273 		rval = vhci_get_target_port_list_for_tpg(vhci, mpioc,
2277 		rval = vhci_set_tpg_access_state(vhci, mpioc,
2281 		rval = vhci_assign_lu_to_tpg(vhci, mpioc,
2285 		rval = vhci_get_prop_lb_list(vhci, mpioc,
2289 		rval = vhci_get_prop_lb_prop(vhci, mpioc,
2293 		rval = vhci_enable_auto_failback(vhci, mpioc,
2297 		rval = vhci_disable_auto_failback(vhci, mpioc,
2301 		rval = vhci_enable_path(vhci, mpioc,
2305 		rval = vhci_disable_path(vhci, mpioc,
2309 		rval = vhci_send_uscsi_cmd(dev, vhci, mpioc,
2341 vhci_mpapi_init(struct scsi_vhci *vhci)
2355 	vhci->mp_priv->tstamp = (time32_t)(tod_get().tv_sec);
2359 		vhci->mp_priv->obj_hdr_list[i] = vhci_mpapi_create_list_head();
2368 	item->oid.raw_oid = vhci_mpapi_create_oid(vhci->mp_priv,
2392 	if (vhci_mpapi_add_to_list(vhci->mp_priv->obj_hdr_list
2403 vhci_mpapi_add_dev_prod(struct scsi_vhci *vhci, char *vidpid)
2414 	    (vhci->mp_priv, MP_OBJECT_TYPE_DEVICE_PRODUCT);
2423 	(void) vhci_mpapi_add_to_list(vhci->mp_priv->obj_hdr_list
2425 	vhci_mpapi_log_sysevent(vhci->vhci_dip,
2489  * exits based on the pointer to the vhci resource that is passed.
2494 vhci_get_mpapi_item(struct scsi_vhci *vhci,  mpapi_list_header_t *list,
2505 		ilist = vhci->mp_priv->obj_hdr_list[obj_type]->head;
2569 			    (vhci, ilist, res)));
2573 			    (vhci, ilist, res)));
2592 vhci_mpapi_create_item(struct scsi_vhci *vhci, uint8_t obj_type, void* res)
2628 			(void) vhci_mpapi_create_oid(vhci->mp_priv, obj_type);
2688 			vhci_mpapi_log_sysevent(vhci->vhci_dip,
2708 			    vhci_mpapi_create_oid(vhci->mp_priv, obj_type);
2721 			vhci_mpapi_log_sysevent(vhci->vhci_dip,
2732 			    vhci_mpapi_create_oid(vhci->mp_priv, obj_type);
2748 			vhci_mpapi_log_sysevent(vhci->vhci_dip,
2763 			    vhci_mpapi_create_oid(vhci->mp_priv, obj_type);
2789 			    ((VHCI_CONF_FLAGS_AUTO_FAILBACK & vhci->
2822 			vhci_mpapi_set_lu_valid(vhci, item, 1);
2834 			    vhci_mpapi_create_oid(vhci->mp_priv, obj_type);
2866 			vhci_mpapi_log_sysevent(vhci->vhci_dip,
2885 	(void) vhci_mpapi_add_to_list(vhci->mp_priv->obj_hdr_list[obj_type],
2910 vhci_update_mpapi_data(struct scsi_vhci *vhci, scsi_vhci_lun_t *vlun,
2923 	VHCI_DEBUG(6, (CE_NOTE, NULL, "vhci_update_mpapi_data: vhci: %p, "
2924 	    "vlun: %p, pip: %p\n", (void *)vhci, (void *)vlun, (void *)pip));
2942 	lu_list = vhci_get_mpapi_item(vhci, NULL,
2946 		lu_list = vhci_mpapi_create_item(vhci,
2954 		vhci_mpapi_set_lu_valid(vhci, lu_list->item, 1);
2975 	path_list = vhci_get_mpapi_item(vhci, NULL,
2979 		path_list = vhci_mpapi_create_item(vhci,
2993 		vhci_mpapi_set_path_state(vhci->vhci_dip, pip,
2996 		vhci_mpapi_set_path_state(vhci->vhci_dip, pip,
2999 		vhci_mpapi_set_path_state(vhci->vhci_dip, pip,
3010 	init_list = vhci_get_mpapi_item(vhci, NULL,
3019 		init_list = vhci_mpapi_create_item(vhci,
3043 	tgt_list = vhci_get_mpapi_item(vhci, NULL,
3047 		tgt_list = vhci_mpapi_create_item(vhci,
3063 	if (vhci_get_mpapi_item(vhci, ld->path_list,
3072 	if (vhci_get_mpapi_item(vhci, initd->path_list,
3081 	if (vhci_get_mpapi_item(vhci, tpd->path_list,
3102 	vhci_mpapi_synthesize_tpg_data(vhci, vlun, pip);
3118 vhci_mpapi_get_alua_item(struct scsi_vhci *vhci, void *vlun, void *tpg_id,
3132 	tpglist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT_GROUP]
3151 	this_lulist = vhci_get_mpapi_item(vhci, NULL,
3181 vhci_mpapi_get_tpg_item(struct scsi_vhci *vhci, uint32_t acc_state, void *vlun,
3192 	lulist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
3212 	this_lulist = vhci_get_mpapi_item(vhci, NULL,
3244 vhci_mpapi_get_tpg_for_lun(struct scsi_vhci *vhci, char *pclass,
3254 	this_lulist = vhci_get_mpapi_item(vhci, NULL,
3317 vhci_mpapi_synthesize_tpg_data(struct scsi_vhci *vhci, scsi_vhci_lun_t *vlun,
3381 		lu_list = vhci_get_mpapi_item(vhci, NULL,
3383 		tpg_list = vhci_mpapi_get_tpg_item(vhci, as, vlun, path_class,
3386 			tpg_list = vhci_mpapi_create_item(vhci,
3403 		if (vhci_get_mpapi_item(vhci, tpg_data->lu_list,
3407 			item_list = vhci_get_mpapi_item(vhci, NULL,
3417 		if (vhci_get_mpapi_item(vhci, tpg_data->tport_list,
3421 			item_list = vhci_get_mpapi_item(vhci, NULL,
3432 		    (vhci, path_class, vlun, tmp_wwn);
3447 		(void) vhci_mpapi_update_tpg_acc_state_for_lu(vhci, vlun);
3468 	struct scsi_vhci	*vhci;
3532 	 * Now get the vhci ptr using the walker
3534 	mdi_walk_vhcis(vhci_mpapi_get_vhci, &vhci);
3536 	VHCI_DEBUG(4, (CE_NOTE, NULL, "vhci_mpapi_update_tpg_data: vhci=%p, "
3538 	    "%p\n", (void *)vhci, (void *)vlun,
3543 	if ((vhci == NULL) || (vlun == NULL) ||
3558 	lu_list = vhci_get_mpapi_item(vhci, NULL,
3562 		lu_list = vhci_mpapi_create_item(vhci,
3570 		vhci_mpapi_set_lu_valid(vhci, lu_list->item, 1);
3577 	path_list = vhci_get_mpapi_item(vhci, NULL,
3581 		path_list = vhci_mpapi_create_item(vhci,
3594 		vhci_mpapi_set_path_state(vhci->vhci_dip, pip,
3597 		vhci_mpapi_set_path_state(vhci->vhci_dip, pip,
3600 		vhci_mpapi_set_path_state(vhci->vhci_dip, pip,
3611 	init_list = vhci_get_mpapi_item(vhci, NULL,
3620 		init_list = vhci_mpapi_create_item(vhci,
3637 	if (vhci_get_mpapi_item(vhci, ld->path_list,
3646 	if (vhci_get_mpapi_item(vhci, initd->path_list,
3671 	tpg_list = vhci_mpapi_get_alua_item(vhci, vlun, &tpg_id, tgt_port);
3673 		tpg_list = vhci_mpapi_create_item(vhci,
3699 	if (vhci_get_mpapi_item(vhci, tpg_data->lu_list,
3703 		item_list = vhci_get_mpapi_item(vhci, NULL,
3713 	if (vhci_get_mpapi_item(vhci, ld->tpg_list,
3740 		tgt_list = vhci_mpapi_get_rel_tport_pair(vhci, NULL,
3744 			tgt_list = vhci_mpapi_create_item(vhci,
3756 		if (vhci_get_mpapi_item(vhci, tpd->path_list,
3765 		if (vhci_mpapi_get_rel_tport_pair(vhci,
3927 vhci_mpapi_sync_lu_oid_list(struct scsi_vhci *vhci)
3937 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_MULTIPATH_LU]->head;
3959 	ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_PATH_LU]->head;
4004 static void vhci_mpapi_set_lu_valid(struct scsi_vhci *vhci,
4014 	vhci_mpapi_log_sysevent(vhci->vhci_dip, &(lu_item->oid.raw_oid),
4028 static void vhci_mpapi_set_tpg_as_prop(struct scsi_vhci *vhci,
4038 	vhci_mpapi_log_sysevent(vhci->vhci_dip, &(tpg_item->oid.raw_oid),
4051 	struct scsi_vhci	*vhci = arg;
4068 	init_list = vhci_get_mpapi_item(vhci, NULL,
4077 		init_list = vhci_mpapi_create_item(vhci,
4127 	struct scsi_vhci	*vhci;
4135 	vhci = ddi_get_soft_state(vhci_softstate, ddi_get_instance(vdip));
4137 	ilist = vhci_get_mpapi_item(vhci, NULL, MP_OBJECT_TYPE_PATH_LU, pip);
4200 			(void) vhci_mpapi_update_tpg_acc_state_for_lu(vhci,
4208 			lu_list = vhci_get_mpapi_item(vhci, NULL,
4211 				vhci_mpapi_set_lu_valid(vhci, lu_list->item, 0);
4225 vhci_mpapi_match_pip(struct scsi_vhci *vhci, mpapi_item_list_t *ilist,
4278 mpapi_item_list_t *vhci_mpapi_match_lu(struct scsi_vhci *vhci,
4308 vhci_mpapi_update_tpg_acc_state_for_lu(struct scsi_vhci *vhci,
4319 	lu_list = vhci_get_mpapi_item(vhci, NULL, MP_OBJECT_TYPE_MULTIPATH_LU,
4346 			 * vhci has done the update on one of the class
4365 					vhci_mpapi_set_tpg_as_prop(vhci,
4371 					vhci_mpapi_set_tpg_as_prop(vhci,
4377 					vhci_mpapi_set_tpg_as_prop(vhci,
4395 		vhci_mpapi_set_lu_valid(vhci, lu_list->item, 1);
4419 vhci_mpapi_get_rel_tport_pair(struct scsi_vhci *vhci, mpapi_list_header_t *list,
4431 		ilist = vhci->mp_priv->obj_hdr_list[MP_OBJECT_TYPE_TARGET_PORT]