100 int ntb_register_device(struct ntb_dev *ntb)  in ntb_register_device()  argument
102 	if (!ntb)  in ntb_register_device()
104 	if (!ntb->pdev)  in ntb_register_device()
106 	if (!ntb->ops)  in ntb_register_device()
108 	if (!ntb_dev_ops_is_valid(ntb->ops))  in ntb_register_device()
111 	init_completion(&ntb->released);  in ntb_register_device()
113 	memset(&ntb->dev, 0, sizeof(ntb->dev));  in ntb_register_device()
114 	ntb->dev.bus = &ntb_bus;  in ntb_register_device()
115 	ntb->dev.parent = &ntb->pdev->dev;  in ntb_register_device()
116 	ntb->dev.release = ntb_dev_release;  in ntb_register_device()
117 	dev_set_name(&ntb->dev, "%s", pci_name(ntb->pdev));  in ntb_register_device()
119 	ntb->ctx = NULL;  in ntb_register_device()
120 	ntb->ctx_ops = NULL;  in ntb_register_device()
121 	spin_lock_init(&ntb->ctx_lock);  in ntb_register_device()
123 	return device_register(&ntb->dev);  in ntb_register_device()
127 void ntb_unregister_device(struct ntb_dev *ntb)  in ntb_unregister_device()  argument
129 	device_unregister(&ntb->dev);  in ntb_unregister_device()
130 	wait_for_completion(&ntb->released);  in ntb_unregister_device()
134 int ntb_set_ctx(struct ntb_dev *ntb, void *ctx,  in ntb_set_ctx()  argument
141 	if (ntb->ctx_ops)  in ntb_set_ctx()
144 	spin_lock_irqsave(&ntb->ctx_lock, irqflags);  in ntb_set_ctx()
146 		ntb->ctx = ctx;  in ntb_set_ctx()
147 		ntb->ctx_ops = ctx_ops;  in ntb_set_ctx()
149 	spin_unlock_irqrestore(&ntb->ctx_lock, irqflags);  in ntb_set_ctx()
155 void ntb_clear_ctx(struct ntb_dev *ntb)  in ntb_clear_ctx()  argument
159 	spin_lock_irqsave(&ntb->ctx_lock, irqflags);  in ntb_clear_ctx()
161 		ntb->ctx_ops = NULL;  in ntb_clear_ctx()
162 		ntb->ctx = NULL;  in ntb_clear_ctx()
164 	spin_unlock_irqrestore(&ntb->ctx_lock, irqflags);  in ntb_clear_ctx()
168 void ntb_link_event(struct ntb_dev *ntb)  in ntb_link_event()  argument
172 	spin_lock_irqsave(&ntb->ctx_lock, irqflags);  in ntb_link_event()
174 		if (ntb->ctx_ops && ntb->ctx_ops->link_event)  in ntb_link_event()
175 			ntb->ctx_ops->link_event(ntb->ctx);  in ntb_link_event()
177 	spin_unlock_irqrestore(&ntb->ctx_lock, irqflags);  in ntb_link_event()
181 void ntb_db_event(struct ntb_dev *ntb, int vector)  in ntb_db_event()  argument
185 	spin_lock_irqsave(&ntb->ctx_lock, irqflags);  in ntb_db_event()
187 		if (ntb->ctx_ops && ntb->ctx_ops->db_event)  in ntb_db_event()
188 			ntb->ctx_ops->db_event(ntb->ctx, vector);  in ntb_db_event()
190 	spin_unlock_irqrestore(&ntb->ctx_lock, irqflags);  in ntb_db_event()
196 	struct ntb_dev *ntb;  in ntb_probe()  local
201 	ntb = dev_ntb(dev);  in ntb_probe()
204 	rc = client->ops.probe(client, ntb);  in ntb_probe()
213 	struct ntb_dev *ntb;  in ntb_remove()  local
217 		ntb = dev_ntb(dev);  in ntb_remove()
220 		client->ops.remove(client, ntb);  in ntb_remove()
229 	struct ntb_dev *ntb = dev_ntb(dev);  in ntb_dev_release()  local
231 	complete(&ntb->released);  in ntb_dev_release()