scsi/mpt3sas/mpt3sas_scsih.c

206  * @VP_ID: virtual port id
268  * @VP_ID: virtual port id
375  * mpt3sas_get_port_by_id - get hba port entry corresponding to provided
376  *			  port number from port list
378  * @port_id: port number
379  * @bypass_dirty_port_flag: when set look the matching hba port entry even
380  *			if hba port entry is marked as dirty.
382  * Search for hba port entry corresponding to provided port number,
383  * if available return port object otherwise return NULL.
389 	struct hba_port *port, *port_next;
394 	 * port id i.e. 255
399 	list_for_each_entry_safe(port, port_next,
401 		if (port->port_id != port_id)
404 			return port;
405 		if (port->flags & HBA_PORT_FLAG_DIRTY_PORT)
407 		return port;
411 	 * Allocate hba_port object for default port id (i.e. 255)
416 		port = kzalloc(sizeof(struct hba_port), GFP_ATOMIC);
417 		if (!port)
420 		port->port_id = port_id;
422 		   "hba_port entry: %p, port: %d is added to hba_port list\n",
423 		   port, port->port_id);
424 		list_add_tail(&port->list,
426 		return port;
434  * @port: hba_port object
441 	struct hba_port *port, u32 phy)
445 	if (!port->vphys_mask)
448 	list_for_each_entry_safe(vphy, vphy_next, &port->vphys_list, list) {
756  * @port: port number
763 	u64 sas_address, struct hba_port *port)
767 	if (!port)
775 		if (sas_device->port != port)
784 		if (sas_device->port != port)
797  * @port: hba port entry
800  * This searches for sas_device based on sas_address & port number,
805 	u64 sas_address, struct hba_port *port)
812 	    sas_address, port);
982  *					sas address & port number
985  * @port: hba port entry
991 	u64 sas_address, struct hba_port *port)
1000 	sas_device = __mpt3sas_get_sdev_by_addr(ioc, sas_address, port);
1045 	     sas_device->sas_address_parent, sas_device->port)) {
1057 			    sas_device->port);
1594  * @port: hba port entry
1597  * This searches for expander device based on sas_address & port number,
1602 	u64 sas_address, struct hba_port *port)
1606 	if (!port)
1612 		if (sas_expander->port != port)
1913 			sas_target_priv_data->port = NULL;
1936 		sas_target_priv_data->port = sas_device->port;
2093 		    sas_target_priv_data->port);
2661 			"%s: handle(0x%04x), wwid(0x%016llx), port(%d)\n",
2696 	   sas_device_priv_data->sas_target->port);
3238 				"handle(0x%04x), wwid(0x%016llx), port(%d)\n",
3642  * mpt3sas_port_enable_complete - port enable completed (fake event)
3733 		 * new port enable request as part of current diag reset.
3855  * @port: hba port entry
3861 	u64 sas_address, struct hba_port *port)
3873 		if (sas_device_priv_data->sas_target->port != port)
4085 	struct hba_port *port = NULL;
4114 		port = sas_device->port;
4162 		_scsih_ublock_io_device(ioc, sas_address, port);
5467 			ioc_info(ioc, "\twwid(0x%016llx), port(%d)\n",
5946 	struct hba_port *port, *port_next, *mport;
5953 	list_for_each_entry_safe(port, port_next,
5955 		if (!port->vphys_mask)
5958 		    &port->vphys_list, list) {
6024 		port = port_next = NULL;
6027 		 * each port's vphys_list.
6029 		list_for_each_entry_safe(port,
6031 			if (!port->vphys_mask)
6034 			    &port->vphys_list, list) {
6071 					    "%s: hba_port entry: %p, port: %d is added to hba_port list\n",
6077 				 * If mport & port pointers are not pointing to
6081 				 * port's vphys_list to mport's vphys_list.
6083 				if (port != mport) {
6088 					port->vphys_mask &= ~(1 << i);
6092 					    ioc, attached_sas_addr, port);
6094 						sas_device->port = mport;
6126  * _scsih_get_port_table_after_reset - Construct temporary port table
6128  * @port_table: address where port table needs to be constructed
6130  * return number of HBA port entries available after reset.
6205  * _scsih_look_and_get_matched_port_entry - Get matched hba port entry
6206  *					from HBA port table
6208  * @port_entry: hba port entry from temporary port table which needs to be
6209  *		searched for matched entry in the HBA port table
6210  * @matched_port_entry: save matched hba port entry here
6274  *				is a part of anther port
6276  *@port_table: port table after reset
6277  *@index: hba port entry index
6307  *						right port
6309  *@hba_port_entry: hba port table entry
6310  *@port_table: temporary port table
6311  *@index: hba port entry index
6353 	struct hba_port *port, *port_next;
6356 	list_for_each_entry_safe(port, port_next,
6358 		if (!port->vphys_mask)
6361 		    &port->vphys_list, list) {
6364 				    "Deleting vphy %p entry from port id: %d\t, Phy_mask 0x%08x\n",
6365 				    vphy, port->port_id,
6367 				port->vphys_mask &= ~vphy->phy_mask;
6372 		if (!port->vphys_mask && !port->sas_address)
6373 			port->flags |= HBA_PORT_FLAG_DIRTY_PORT;
6378  * _scsih_del_dirty_port_entries - delete dirty port entries from port list
6386 	struct hba_port *port, *port_next;
6388 	list_for_each_entry_safe(port, port_next,
6390 		if (!(port->flags & HBA_PORT_FLAG_DIRTY_PORT) ||
6391 		    port->flags & HBA_PORT_FLAG_NEW_PORT)
6395 		    "Deleting port table entry %p having Port: %d\t Phy_mask 0x%08x\n",
6396 		    port, port->port_id, port->phy_mask));
6397 		list_del(&port->list);
6398 		kfree(port);
6403  * _scsih_sas_port_refresh - Update HBA port table after host reset
6520 	struct hba_port *port;
6522 	port = mpt3sas_get_port_by_id(ioc, port_id, 0);
6523 	if (!port)
6526 	vphy = mpt3sas_get_vphy_by_phy(ioc, port, phy_num);
6532 		if (!port->vphys_mask)
6533 			INIT_LIST_HEAD(&port->vphys_list);
6539 		port->vphys_mask |= (1 << phy_num);
6542 		list_add_tail(&vphy->list, &port->vphys_list);
6545 		    "vphy entry: %p, port id: %d, phy:%d is added to port's vphys_list\n",
6546 		    vphy, port->port_id, phy_num);
6556  * During port enable, fw will send topology events for every device. Its
6570 	struct hba_port *port;
6598 			port = kzalloc(sizeof(struct hba_port), GFP_KERNEL);
6599 			if (!port)
6602 			port->port_id = port_id;
6604 			    "hba_port entry: %p, port: %d is added to hba_port list\n",
6605 			    port, port->port_id);
6607 				port->flags = HBA_PORT_FLAG_NEW_PORT;
6608 			list_add_tail(&port->list, &ioc->port_table_list);
6664 		ioc->sas_hba.phy[i].port =
6668 		    ioc->sas_hba.phy[i].port);
6707 	struct hba_port *port;
6804 			port = kzalloc(sizeof(struct hba_port), GFP_KERNEL);
6805 			if (!port)
6808 			port->port_id = port_id;
6810 			   "hba_port entry: %p, port: %d is added to hba_port list\n",
6811 			   port, port->port_id);
6812 			list_add_tail(&port->list,
6833 		ioc->sas_hba.phy[i].port =
6957 	sas_expander->port = mpt3sas_get_port_by_id(ioc, port_id, 0);
6958 	if (!sas_expander->port) {
6984 	    sas_address_parent, sas_expander->port);
7004 		sas_expander->phy[i].port =
7033 		    sas_address_parent, sas_expander->port);
7042  * @port: hba port entry
7046 	struct hba_port *port)
7054 	if (!port)
7059 	    sas_address, port);
7190 	struct hba_port *port;
7200 	/* wide port handling ~ we need only handle device once for the phy that
7213 	port = mpt3sas_get_port_by_id(ioc, sas_device_pg0.PhysicalPort, 0);
7214 	if (!port)
7217 	    sas_address, port);
7273 	_scsih_ublock_io_device(ioc, sas_address, port);
7387 	sas_device->port = mpt3sas_get_port_by_id(ioc, port_id, 0);
7388 	if (!sas_device->port) {
7464 		    sas_device->port);
7473 		    sas_device->port);
7584 	struct hba_port *port;
7606 	port = mpt3sas_get_port_by_id(ioc, event_data->PhysicalPort, 0);
7619 		port = sas_expander->port;
7662 			    handle, phy_number, link_rate, port);
7681 			    handle, phy_number, link_rate, port);
7696 		mpt3sas_expander_remove(ioc, sas_address, port);
9709 	struct hba_port *port = mpt3sas_get_port_by_id(
9727 		if (sas_device->port != port)
10137 	struct hba_port *port = mpt3sas_get_port_by_id(
10149 		if (sas_expander->port != port)
10190 	u8 port;
10208 		port = expander_pg0.PhysicalPort;
10210 		    "\texpander present: handle(0x%04x), sas_addr(0x%016llx), port:%d\n",
10213 		    port : MULTIPATH_DISABLED_PORT_ID));
10357 		    sas_expander->port);
10753 			   ioc_info(ioc, "port enable: complete from worker thread\n"));
11050 	port_id = sas_expander->port->port_id;
11053 	    sas_expander->sas_address_parent, sas_expander->port);
11056 	    "expander_remove: handle(0x%04x), sas_addr(0x%016llx), port:%d\n",
11251 	struct hba_port *port, *port_next;
11318 	list_for_each_entry_safe(port, port_next,
11320 		list_del(&port->list);
11321 		kfree(port);
11412 	struct hba_port *port;
11475 		port = sas_device->port;
11482 		if (!port)
11486 		    sas_address_parent, port)) {
11492 				    sas_address_parent, port);
11580 		    sas_device->sas_address_parent, sas_device->port)) {
11595 				    sas_device->port);
11766 		ioc_info(ioc, "port enable: FAILED\n");
11812 		ioc_info(ioc, "port enable: FAILED with timeout (timeout=300s)\n");
11837 		    "port enable: aborted due to diag reset\n");
11842 		ioc_info(ioc, "port enable: FAILED with (ioc_status=0x%08x)\n",
11850 	ioc_info(ioc, "port enable: SUCCESS\n");