diff options
Diffstat (limited to 'drivers/infiniband/sw/rxe/rxe.c')
| -rw-r--r-- | drivers/infiniband/sw/rxe/rxe.c | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe.c b/drivers/infiniband/sw/rxe/rxe.c index 08a45ce9cab5..a8c11b5e1e94 100644 --- a/drivers/infiniband/sw/rxe/rxe.c +++ b/drivers/infiniband/sw/rxe/rxe.c @@ -31,6 +31,7 @@ * SOFTWARE. */ +#include <rdma/rdma_netlink.h> #include <net/addrconf.h> #include "rxe.h" #include "rxe_loc.h" @@ -301,7 +302,7 @@ void rxe_set_mtu(struct rxe_dev *rxe, unsigned int ndev_mtu) /* called by ifc layer to create new rxe device. * The caller should allocate memory for rxe by calling ib_alloc_device. */ -int rxe_add(struct rxe_dev *rxe, unsigned int mtu) +int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name) { int err; @@ -311,9 +312,36 @@ int rxe_add(struct rxe_dev *rxe, unsigned int mtu) rxe_set_mtu(rxe, mtu); - return rxe_register_device(rxe); + return rxe_register_device(rxe, ibdev_name); } +static int rxe_newlink(const char *ibdev_name, struct net_device *ndev) +{ + struct rxe_dev *exists; + int err = 0; + + exists = rxe_get_dev_from_net(ndev); + if (exists) { + ib_device_put(&exists->ib_dev); + pr_err("already configured on %s\n", ndev->name); + err = -EEXIST; + goto err; + } + + err = rxe_net_add(ibdev_name, ndev); + if (err) { + pr_err("failed to add %s\n", ndev->name); + goto err; + } +err: + return err; +} + +static struct rdma_link_ops rxe_link_ops = { + .type = "rxe", + .newlink = rxe_newlink, +}; + static int __init rxe_module_init(void) { int err; @@ -329,12 +357,14 @@ static int __init rxe_module_init(void) if (err) return err; + rdma_link_register(&rxe_link_ops); pr_info("loaded\n"); return 0; } static void __exit rxe_module_exit(void) { + rdma_link_unregister(&rxe_link_ops); ib_unregister_driver(RDMA_DRIVER_RXE); rxe_net_exit(); rxe_cache_exit(); @@ -344,3 +374,5 @@ static void __exit rxe_module_exit(void) late_initcall(rxe_module_init); module_exit(rxe_module_exit); + +MODULE_ALIAS_RDMA_LINK("rxe"); |