Lines Matching defs:adapter
23 struct zfcp_adapter *adapter;
27 adapter = dev_get_drvdata(&cdev->dev);
28 if (adapter)
29 kref_get(&adapter->ref);
31 return adapter;
34 void zfcp_ccw_adapter_put(struct zfcp_adapter *adapter)
39 kref_put(&adapter->ref, zfcp_adapter_release);
44 * zfcp_ccw_activate - activate adapter and wait for it to finish
51 struct zfcp_adapter *adapter = zfcp_ccw_adapter_by_cdev(cdev);
53 if (!adapter)
56 zfcp_erp_clear_adapter_status(adapter, clear);
57 zfcp_erp_set_adapter_status(adapter, ZFCP_STATUS_COMMON_RUNNING);
58 zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED,
74 zfcp_erp_wait(adapter);
75 flush_delayed_work(&adapter->scan_work);
77 zfcp_ccw_adapter_put(adapter);
95 * work: To only allocate adapter resources for devices actually used,
107 * This function gets called by the common i/o layer and removes an adapter
109 * ports that belong to this adapter. And in addition all resources of this
110 * adapter will be freed too.
114 struct zfcp_adapter *adapter;
122 adapter = zfcp_ccw_adapter_by_cdev(cdev);
123 if (!adapter)
126 write_lock_irq(&adapter->port_list_lock);
127 list_for_each_entry(port, &adapter->port_list, list) {
132 list_splice_init(&adapter->port_list, &port_remove_lh);
133 write_unlock_irq(&adapter->port_list_lock);
134 zfcp_ccw_adapter_put(adapter); /* put from zfcp_ccw_adapter_by_cdev */
142 zfcp_adapter_unregister(adapter);
150 * adapter into state online. The first call will allocate all
151 * adapter resources that will be retained until the device is removed
156 * adapter will be opened.
160 struct zfcp_adapter *adapter = zfcp_ccw_adapter_by_cdev(cdev);
162 if (!adapter) {
163 adapter = zfcp_adapter_enqueue(cdev);
165 if (IS_ERR(adapter)) {
168 "FCP adapter failed\n");
169 return PTR_ERR(adapter);
171 kref_get(&adapter->ref);
175 BUG_ON(!zfcp_reqlist_isempty(adapter->req_list));
176 adapter->req_no = 0;
190 zfcp_fc_inverse_conditional_port_scan(adapter);
191 flush_delayed_work(&adapter->scan_work);
192 zfcp_ccw_adapter_put(adapter);
197 * zfcp_ccw_offline_sync - shut down adapter and wait for it to finish
202 * This function gets called by the common i/o layer and sets an adapter
207 struct zfcp_adapter *adapter = zfcp_ccw_adapter_by_cdev(cdev);
209 if (!adapter)
212 zfcp_erp_set_adapter_status(adapter, set);
213 zfcp_erp_adapter_shutdown(adapter, 0, tag);
214 zfcp_erp_wait(adapter);
216 zfcp_ccw_adapter_put(adapter);
224 * This function gets called by the common i/o layer and sets an adapter
235 * @event: indicates if adapter was detached or attached
237 * This function gets called by the common i/o layer if an adapter has gone
242 struct zfcp_adapter *adapter = zfcp_ccw_adapter_by_cdev(cdev);
244 if (!adapter)
249 if (atomic_read(&adapter->status) &
251 zfcp_dbf_hba_basic("ccnigo1", adapter);
255 zfcp_erp_adapter_shutdown(adapter, 0, "ccnoti1");
260 zfcp_erp_adapter_shutdown(adapter, 0, "ccnoti2");
263 if (atomic_read(&adapter->status) &
265 zfcp_dbf_hba_basic("ccniop1", adapter);
269 zfcp_erp_set_adapter_status(adapter,
271 zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED,
277 zfcp_erp_adapter_shutdown(adapter, 0, "ccnoti5");
281 zfcp_ccw_adapter_put(adapter);
287 * @cdev: device for adapter to shutdown.
291 struct zfcp_adapter *adapter = zfcp_ccw_adapter_by_cdev(cdev);
293 if (!adapter)
296 zfcp_erp_adapter_shutdown(adapter, 0, "ccshut1");
297 zfcp_erp_wait(adapter);
298 zfcp_erp_thread_kill(adapter);
300 zfcp_ccw_adapter_put(adapter);