scsi/lpfc/lpfc_vmid.c

41  * @vport: The virtual port for which this call is being executed.
47 struct lpfc_vmid *lpfc_get_vmid_from_hashtable(struct lpfc_vport *vport,
52 	hash_for_each_possible(vport->hash_table, vmp, hnode, hash) {
61  * @vport: The virtual port for which this call is being executed.
69 lpfc_put_vmid_in_hashtable(struct lpfc_vport *vport, u32 hash,
72 	hash_add(vport->hash_table, &vmp->hnode, hash);
102  * @vport: The virtual port for which this call is being executed.
107 static void lpfc_vmid_update_entry(struct lpfc_vport *vport,
114 	if (vport->phba->pport->vmid_flag & LPFC_VMID_TYPE_PRIO)
116 	else if (vport->phba->cfg_vmid_app_header)
129 static void lpfc_vmid_assign_cs_ctl(struct lpfc_vport *vport,
135 	if (vport->port_type == LPFC_PHYSICAL_PORT) {
136 		vmid->un.cs_ctl_vmid = lpfc_vmid_get_cs_ctl(vport);
140 		    lpfc_get_vmid_from_hashtable(vport->phba->pport, hash,
145 			vmid->un.cs_ctl_vmid = lpfc_vmid_get_cs_ctl(vport);
151  * @vport: The virtual port for which this call is being executed.
158 int lpfc_vmid_get_appid(struct lpfc_vport *vport, char *uuid,
166 	if (lpfc_vmid_is_type_priority_tag(vport) &&
167 	    !(vport->vmid_flag & LPFC_VMID_QFPA_CMPL) &&
168 	    (vport->vmid_flag & LPFC_VMID_ISSUE_QFPA)) {
169 		vport->work_port_events |= WORKER_CHECK_VMID_ISSUE_QFPA;
178 	read_lock(&vport->vmid_lock);
179 	vmp = lpfc_get_vmid_from_hashtable(vport, hash, uuid);
183 		read_unlock(&vport->vmid_lock);
184 		lpfc_vmid_update_entry(vport, iodir, vmp, tag);
190 		read_unlock(&vport->vmid_lock);
195 		read_unlock(&vport->vmid_lock);
198 		write_lock(&vport->vmid_lock);
199 		vmp = lpfc_get_vmid_from_hashtable(vport, hash, uuid);
204 			lpfc_vmid_update_entry(vport, iodir, vmp, tag);
205 			write_unlock(&vport->vmid_lock);
208 			write_unlock(&vport->vmid_lock);
213 		if (vport->cur_vmid_cnt < vport->max_vmid) {
214 			for (i = 0; i < vport->max_vmid; i++) {
215 				vmp = vport->vmid + i;
219 			if (i == vport->max_vmid)
226 			write_unlock(&vport->vmid_lock);
231 		lpfc_put_vmid_in_hashtable(vport, hash, vmp);
239 			vport->vmid_inactivity_timeout ? 1 : 0;
242 		if (vport->phba->pport->vmid_flag & LPFC_VMID_TYPE_PRIO)
243 			lpfc_vmid_assign_cs_ctl(vport, vmp);
252 			write_unlock(&vport->vmid_lock);
256 		write_unlock(&vport->vmid_lock);
259 		if (vport->phba->pport->vmid_flag & LPFC_VMID_TYPE_PRIO)
260 			rc = lpfc_vmid_uvem(vport, vmp, true);
261 		else if (vport->phba->cfg_vmid_app_header)
262 			rc = lpfc_vmid_cmd(vport, SLI_CTAS_RAPP_IDENT, vmp);
264 			write_lock(&vport->vmid_lock);
265 			vport->cur_vmid_cnt++;
267 			write_unlock(&vport->vmid_lock);
269 			write_lock(&vport->vmid_lock);
273 			write_unlock(&vport->vmid_lock);
278 		if (!(vport->phba->pport->vmid_flag & LPFC_VMID_TIMER_ENBLD)) {
279 			mod_timer(&vport->phba->inactive_vmid_poll,
282 			vport->phba->pport->vmid_flag |= LPFC_VMID_TIMER_ENBLD;
290  * @vport: pointer to vport data structure
298 lpfc_reinit_vmid(struct lpfc_vport *vport)
305 	write_lock(&vport->vmid_lock);
306 	vport->cur_vmid_cnt = 0;
308 	for (i = 0; i < vport->max_vmid; i++) {
309 		vmp = &vport->vmid[i];
321 	if (!hash_empty(vport->hash_table))
322 		hash_for_each_safe(vport->hash_table, bucket, tmp, cur, hnode)
324 	vport->vmid_flag = 0;
325 	write_unlock(&vport->vmid_lock);