66 static int sas_get_port_device(struct asd_sas_port *port)  in sas_get_port_device()  argument
77 	spin_lock_irq(&port->phy_list_lock);  in sas_get_port_device()
78 	if (list_empty(&port->phy_list)) {  in sas_get_port_device()
79 		spin_unlock_irq(&port->phy_list_lock);  in sas_get_port_device()
83 	phy = container_of(port->phy_list.next, struct asd_sas_phy, port_phy_el);  in sas_get_port_device()
88 	spin_unlock_irq(&port->phy_list_lock);  in sas_get_port_device()
90 	if (dev->frame_rcvd[0] == 0x34 && port->oob_mode == SATA_OOB_MODE) {  in sas_get_port_device()
110 	dev->port = port;  in sas_get_port_device()
120 		rphy = sas_end_device_alloc(port->port);  in sas_get_port_device()
123 		rphy = sas_expander_alloc(port->port,  in sas_get_port_device()
127 		rphy = sas_expander_alloc(port->port,  in sas_get_port_device()
142 	memcpy(dev->sas_addr, port->attached_sas_addr, SAS_ADDR_SIZE);  in sas_get_port_device()
145 	port->port_dev = dev;  in sas_get_port_device()
146 	dev->linkrate = port->linkrate;  in sas_get_port_device()
147 	dev->min_linkrate = port->linkrate;  in sas_get_port_device()
148 	dev->max_linkrate = port->linkrate;  in sas_get_port_device()
149 	dev->pathways = port->num_phys;  in sas_get_port_device()
150 	memset(port->disc.fanout_sas_addr, 0, SAS_ADDR_SIZE);  in sas_get_port_device()
151 	memset(port->disc.eeds_a, 0, SAS_ADDR_SIZE);  in sas_get_port_device()
152 	memset(port->disc.eeds_b, 0, SAS_ADDR_SIZE);  in sas_get_port_device()
153 	port->disc.max_level = 0;  in sas_get_port_device()
154 	sas_device_set_phy(dev, port->port);  in sas_get_port_device()
160 		list_add_tail(&dev->disco_list_node, &port->disco_list);  in sas_get_port_device()
162 		spin_lock_irq(&port->dev_list_lock);  in sas_get_port_device()
163 		list_add_tail(&dev->dev_list_node, &port->dev_list);  in sas_get_port_device()
164 		spin_unlock_irq(&port->dev_list_lock);  in sas_get_port_device()
167 	spin_lock_irq(&port->phy_list_lock);  in sas_get_port_device()
168 	list_for_each_entry(phy, &port->phy_list, port_phy_el)  in sas_get_port_device()
170 	spin_unlock_irq(&port->phy_list_lock);  in sas_get_port_device()
180 	struct sas_ha_struct *sas_ha = dev->port->ha;  in sas_notify_lldd_dev_found()
202 	struct sas_ha_struct *sas_ha = dev->port->ha;  in sas_notify_lldd_dev_gone()
219 	struct asd_sas_port *port = ev->port;  in sas_probe_devices()  local
221 	clear_bit(DISCE_PROBE, &port->disc.pending);  in sas_probe_devices()
224 	list_for_each_entry(dev, &port->disco_list, disco_list_node) {  in sas_probe_devices()
225 		spin_lock_irq(&port->dev_list_lock);  in sas_probe_devices()
226 		list_add_tail(&dev->dev_list_node, &port->dev_list);  in sas_probe_devices()
227 		spin_unlock_irq(&port->dev_list_lock);  in sas_probe_devices()
230 	sas_probe_sata(port);  in sas_probe_devices()
232 	list_for_each_entry_safe(dev, n, &port->disco_list, disco_list_node) {  in sas_probe_devices()
248 	struct asd_sas_port *port = ev->port;  in sas_suspend_devices()  local
249 	struct Scsi_Host *shost = port->ha->core.shost;  in sas_suspend_devices()
252 	clear_bit(DISCE_SUSPEND, &port->disc.pending);  in sas_suspend_devices()
254 	sas_suspend_sata(port);  in sas_suspend_devices()
260 	list_for_each_entry(dev, &port->dev_list, dev_list_node)  in sas_suspend_devices()
266 	list_for_each_entry(phy, &port->phy_list, port_phy_el) {  in sas_suspend_devices()
270 		port->suspended = 1;  in sas_suspend_devices()
277 	struct asd_sas_port *port = ev->port;  in sas_resume_devices()  local
279 	clear_bit(DISCE_RESUME, &port->disc.pending);  in sas_resume_devices()
281 	sas_resume_sata(port);  in sas_resume_devices()
297 	sas_discover_event(dev->port, DISCE_PROBE);  in sas_discover_end_dev()
329 static void sas_unregister_common_dev(struct asd_sas_port *port, struct domain_device *dev)  in sas_unregister_common_dev()  argument
331 	struct sas_ha_struct *ha = port->ha;  in sas_unregister_common_dev()
335 		dev->port->port_dev = NULL;  in sas_unregister_common_dev()
339 	spin_lock_irq(&port->dev_list_lock);  in sas_unregister_common_dev()
343 	spin_unlock_irq(&port->dev_list_lock);  in sas_unregister_common_dev()
360 	struct asd_sas_port *port = ev->port;  in sas_destruct_devices()  local
362 	clear_bit(DISCE_DESTRUCT, &port->disc.pending);  in sas_destruct_devices()
364 	list_for_each_entry_safe(dev, n, &port->destroy_list, disco_list_node) {  in sas_destruct_devices()
369 		sas_unregister_common_dev(port, dev);  in sas_destruct_devices()
373 void sas_unregister_dev(struct asd_sas_port *port, struct domain_device *dev)  in sas_unregister_dev()  argument
380 		sas_unregister_common_dev(port, dev);  in sas_unregister_dev()
386 		list_move_tail(&dev->disco_list_node, &port->destroy_list);  in sas_unregister_dev()
387 		sas_discover_event(dev->port, DISCE_DESTRUCT);  in sas_unregister_dev()
391 void sas_unregister_domain_devices(struct asd_sas_port *port, int gone)  in sas_unregister_domain_devices()  argument
395 	list_for_each_entry_safe_reverse(dev, n, &port->dev_list, dev_list_node) {  in sas_unregister_domain_devices()
398 		sas_unregister_dev(port, dev);  in sas_unregister_domain_devices()
401 	list_for_each_entry_safe(dev, n, &port->disco_list, disco_list_node)  in sas_unregister_domain_devices()
402 		sas_unregister_dev(port, dev);  in sas_unregister_domain_devices()
404 	port->port->rphy = NULL;  in sas_unregister_domain_devices()
408 void sas_device_set_phy(struct domain_device *dev, struct sas_port *port)  in sas_device_set_phy()  argument
416 	ha = dev->port->ha;  in sas_device_set_phy()
417 	new_phy = sas_port_get_phy(port);  in sas_device_set_phy()
444 	struct asd_sas_port *port = ev->port;  in sas_discover_domain()  local
446 	clear_bit(DISCE_DISCOVER_DOMAIN, &port->disc.pending);  in sas_discover_domain()
448 	if (port->port_dev)  in sas_discover_domain()
451 	error = sas_get_port_device(port);  in sas_discover_domain()
454 	dev = port->port_dev;  in sas_discover_domain()
456 	SAS_DPRINTK("DOING DISCOVERY on port %d, pid:%d\n", port->id,  in sas_discover_domain()
485 		spin_lock_irq(&port->dev_list_lock);  in sas_discover_domain()
487 		spin_unlock_irq(&port->dev_list_lock);  in sas_discover_domain()
490 		port->port_dev = NULL;  in sas_discover_domain()
493 	SAS_DPRINTK("DONE DISCOVERY on port %d, pid:%d, result:%d\n", port->id,  in sas_discover_domain()
501 	struct asd_sas_port *port = ev->port;  in sas_revalidate_domain()  local
502 	struct sas_ha_struct *ha = port->ha;  in sas_revalidate_domain()
503 	struct domain_device *ddev = port->port_dev;  in sas_revalidate_domain()
509 			    port->id, task_pid_nr(current));  in sas_revalidate_domain()
513 	clear_bit(DISCE_REVALIDATE_DOMAIN, &port->disc.pending);  in sas_revalidate_domain()
515 	SAS_DPRINTK("REVALIDATING DOMAIN on port %d, pid:%d\n", port->id,  in sas_revalidate_domain()
523 		    port->id, task_pid_nr(current), res);  in sas_revalidate_domain()
553 int sas_discover_event(struct asd_sas_port *port, enum discover_event ev)  in sas_discover_event()  argument
557 	if (!port)  in sas_discover_event()
559 	disc = &port->disc;  in sas_discover_event()
563 	sas_chain_event(ev, &disc->pending, &disc->disc_work[ev].work, port->ha);  in sas_discover_event()
574 void sas_init_disc(struct sas_discovery *disc, struct asd_sas_port *port)  in sas_init_disc()  argument
590 		disc->disc_work[i].port = port;  in sas_init_disc()