diff options
| -rw-r--r-- | drivers/net/rionet.c | 70 |
1 files changed, 44 insertions, 26 deletions
diff --git a/drivers/net/rionet.c b/drivers/net/rionet.c index c15d9581dd56..9cfe6aeac84e 100644 --- a/drivers/net/rionet.c +++ b/drivers/net/rionet.c @@ -676,6 +676,34 @@ static int rionet_shutdown(struct notifier_block *nb, unsigned long code, return NOTIFY_DONE; } +static void rionet_remove_mport(struct device *dev, + struct class_interface *class_intf) +{ + struct rio_mport *mport = to_rio_mport(dev); + struct net_device *ndev; + int id = mport->id; + + pr_debug("%s %s\n", __func__, mport->name); + + WARN(nets[id].nact, "%s called when connected to %d peers\n", + __func__, nets[id].nact); + WARN(!nets[id].ndev, "%s called for mport without NDEV\n", + __func__); + + if (nets[id].ndev) { + ndev = nets[id].ndev; + netif_stop_queue(ndev); + unregister_netdev(ndev); + + free_pages((unsigned long)nets[id].active, + get_order(sizeof(void *) * + RIO_MAX_ROUTE_ENTRIES(mport->sys_size))); + nets[id].active = NULL; + free_netdev(ndev); + nets[id].ndev = NULL; + } +} + #ifdef MODULE static struct rio_device_id rionet_id_table[] = { {RIO_DEVICE(RIO_ANY_ID, RIO_ANY_ID)}, @@ -696,6 +724,13 @@ static struct notifier_block rionet_notifier = { .notifier_call = rionet_shutdown, }; +/* the rio_mport_interface is used to handle local mport devices */ +static struct class_interface rio_mport_interface __refdata = { + .class = &rio_mport_class, + .add_dev = NULL, + .remove_dev = rionet_remove_mport, +}; + static int __init rionet_init(void) { int ret; @@ -706,39 +741,22 @@ static int __init rionet_init(void) DRV_NAME, ret); return ret; } + + ret = class_interface_register(&rio_mport_interface); + if (ret) { + pr_err("%s: class_interface_register error: %d\n", + DRV_NAME, ret); + return ret; + } + return subsys_interface_register(&rionet_interface); } static void __exit rionet_exit(void) { - struct rionet_private *rnet; - struct net_device *ndev; - struct rionet_peer *peer, *tmp; - int i; - - for (i = 0; i < RIONET_MAX_NETS; i++) { - if (nets[i].ndev != NULL) { - ndev = nets[i].ndev; - rnet = netdev_priv(ndev); - unregister_netdev(ndev); - - list_for_each_entry_safe(peer, - tmp, &nets[i].peers, node) { - list_del(&peer->node); - kfree(peer); - } - - free_pages((unsigned long)nets[i].active, - get_order(sizeof(void *) * - RIO_MAX_ROUTE_ENTRIES(rnet->mport->sys_size))); - nets[i].active = NULL; - - free_netdev(ndev); - } - } - unregister_reboot_notifier(&rionet_notifier); subsys_interface_unregister(&rionet_interface); + class_interface_unregister(&rio_mport_interface); } late_initcall(rionet_init); |
