55 	struct vio_driver_state	vio;  member
90 static inline struct vdc_port *to_vdc_port(struct vio_driver_state *vio)  in to_vdc_port()  argument
92 	return container_of(vio, struct vdc_port, vio);  in to_vdc_port()
105 	return port->vio.ver.major == major && port->vio.ver.minor >= minor;  in vdc_version_supported()
172 	struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in vdc_blk_queue_start()
185 static void vdc_finish(struct vio_driver_state *vio, int err, int waiting_for)  in vdc_finish()  argument
187 	if (vio->cmp &&  in vdc_finish()
189 	     vio->cmp->waiting_for == waiting_for)) {  in vdc_finish()
190 		vio->cmp->err = err;  in vdc_finish()
191 		complete(&vio->cmp->com);  in vdc_finish()
192 		vio->cmp = NULL;  in vdc_finish()
196 static void vdc_handshake_complete(struct vio_driver_state *vio)  in vdc_handshake_complete()  argument
198 	struct vdc_port *port = to_vdc_port(vio);  in vdc_handshake_complete()
201 	vdc_finish(vio, 0, WAITING_FOR_LINK_UP);  in vdc_handshake_complete()
213 	ldc_disconnect(port->vio.lp);  in vdc_handle_unknown()
218 static int vdc_send_attr(struct vio_driver_state *vio)  in vdc_send_attr()  argument
220 	struct vdc_port *port = to_vdc_port(vio);  in vdc_send_attr()
228 	pkt.tag.sid = vio_send_sid(vio);  in vdc_send_attr()
237 	return vio_ldc_send(&port->vio, &pkt, sizeof(pkt));  in vdc_send_attr()
240 static int vdc_handle_attr(struct vio_driver_state *vio, void *arg)  in vdc_handle_attr()  argument
242 	struct vdc_port *port = to_vdc_port(vio);  in vdc_handle_attr()
260 			       vio->name, pkt->vdisk_type);  in vdc_handle_attr()
267 			       vio->name,  in vdc_handle_attr()
288 		printk(KERN_ERR PFX "%s: Attribute NACK\n", vio->name);  in vdc_handle_attr()
298 	vdc_finish(&port->vio, -err, WAITING_FOR_GEN_CMD);  in vdc_end_special()
311 	ldc_unmap(port->vio.lp, desc->cookies, desc->ncookies);  in vdc_end_one()
330 	struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in vdc_ack()
352 	struct vio_driver_state *vio = &port->vio;  in vdc_event()  local
356 	spin_lock_irqsave(&vio->lock, flags);  in vdc_event()
359 		vio_link_state_change(vio, event);  in vdc_event()
365 		vio_link_state_change(vio, event);  in vdc_event()
381 		err = ldc_read(vio->lp, &msgbuf, sizeof(msgbuf));  in vdc_event()
384 				vio_conn_reset(vio);  in vdc_event()
394 		err = vio_validate_sid(vio, &msgbuf.tag);  in vdc_event()
406 			err = vio_control_pkt_engine(vio, &msgbuf);  in vdc_event()
414 		vdc_finish(&port->vio, err, WAITING_FOR_ANY);  in vdc_event()
416 	spin_unlock_irqrestore(&vio->lock, flags);  in vdc_event()
421 	struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in __vdc_tx_trigger()
427 			.sid		= vio_send_sid(&port->vio),  in __vdc_tx_trigger()
438 		err = vio_ldc_send(&port->vio, &hdr, sizeof(hdr));  in __vdc_tx_trigger()
456 	struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in __send_request()
487 	err = ldc_map_sg(port->vio.lp, sg, nsg,  in __send_request()
537 		dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in do_vdc_request()
636 	spin_lock_irqsave(&port->vio.lock, flags);  in generic_request()
638 	dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in generic_request()
645 	err = ldc_map_single(port->vio.lp, req_buf, op_len,  in generic_request()
649 		spin_unlock_irqrestore(&port->vio.lock, flags);  in generic_request()
656 	port->vio.cmp = ∁  in generic_request()
677 		spin_unlock_irqrestore(&port->vio.lock, flags);  in generic_request()
682 		port->vio.cmp = NULL;  in generic_request()
683 		spin_unlock_irqrestore(&port->vio.lock, flags);  in generic_request()
696 	struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in vdc_alloc_tx_ring()
706 	dring = ldc_alloc_exp_dring(port->vio.lp, len,  in vdc_alloc_tx_ring()
726 	struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in vdc_free_tx_ring()
729 		ldc_free_exp_dring(port->vio.lp, dr->base,  in vdc_free_tx_ring()
747 	port->vio.cmp = ∁  in vdc_port_up()
749 	vio_port_up(&port->vio);  in vdc_port_up()
756 	ldc_disconnect(port->vio.lp);  in vdc_port_down()
757 	ldc_unbind(port->vio.lp);  in vdc_port_down()
759 	vio_ldc_free(&port->vio);  in vdc_port_down()
799 	q = blk_init_queue(do_vdc_request, &port->vio.lock);  in probe_disk()
802 		       port->vio.name);  in probe_disk()
808 		       port->vio.name);  in probe_disk()
822 	g->first_minor = port->vio.vdev->dev_no << PARTITION_SHIFT;  in probe_disk()
858 	       port->vio.ver.major, port->vio.ver.minor);  in probe_disk()
860 	device_add_disk(&port->vio.vdev->dev, g);  in probe_disk()
987 	err = vio_driver_init(&port->vio, vdev, VDEV_DISK,  in vdc_port_probe()
997 	err = vio_ldc_alloc(&port->vio, &vdc_ldc_cfg, port);  in vdc_port_probe()
1022 	vio_ldc_free(&port->vio);  in vdc_port_probe()
1039 		spin_lock_irqsave(&port->vio.lock, flags);  in vdc_port_remove()
1041 		spin_unlock_irqrestore(&port->vio.lock, flags);  in vdc_port_remove()
1045 		del_timer_sync(&port->vio.timer);  in vdc_port_remove()
1053 		vio_ldc_free(&port->vio);  in vdc_port_remove()
1064 	struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];  in vdc_requeue_inflight()
1072 		ldc_unmap(port->vio.lp, desc->cookies, desc->ncookies);  in vdc_requeue_inflight()
1098 	struct vio_driver_state *vio = &port->vio;  in vdc_ldc_reset_timer()  local
1101 	spin_lock_irqsave(&vio->lock, flags);  in vdc_ldc_reset_timer()
1102 	if (!(port->vio.hs_state & VIO_HS_COMPLETE)) {  in vdc_ldc_reset_timer()
1108 	spin_unlock_irqrestore(&vio->lock, flags);  in vdc_ldc_reset_timer()
1114 	struct vio_driver_state *vio;  in vdc_ldc_reset_work()  local
1118 	vio = &port->vio;  in vdc_ldc_reset_work()
1120 	spin_lock_irqsave(&vio->lock, flags);  in vdc_ldc_reset_work()
1122 	spin_unlock_irqrestore(&vio->lock, flags);  in vdc_ldc_reset_work()
1129 	assert_spin_locked(&port->vio.lock);  in vdc_ldc_reset()
1136 	err = vio_ldc_alloc(&port->vio, &vdc_ldc_cfg, port);  in vdc_ldc_reset()
1151 	mod_timer(&port->vio.timer, round_jiffies(jiffies + HZ));  in vdc_ldc_reset()
1155 	vio_ldc_free(&port->vio);  in vdc_ldc_reset()
1164 MODULE_DEVICE_TABLE(vio, vdc_port_match);