bybrooklyn/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-04-18 14:53:58 -04:00
Code Issues Packages Projects Releases Wiki Activity

netdevsim: merge sdev into dev

Browse Source 
As previously introduce dev which is mapped 1:1 to a bus device covers
the purpose of the original shared device, merge the sdev code into dev.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko
2019-04-25 15:59:50 +02:00
committed by David S. Miller
parent a60f9e48b7
commit d514f41e79
6 changed files with 120 additions and 119 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
drivers/net/netdevsim/netdev.c
View File

@@ -32,24 +32,24 @@ static int nsim_get_port_parent_id(struct net_device *dev,
{
struct netdevsim *ns = netdev_priv(dev);
ppid->id_len = sizeof(ns->sdev->switch_id);
memcpy(&ppid->id, &ns->sdev->switch_id, ppid->id_len);
ppid->id_len = sizeof(ns->nsim_dev->nsim_bus_dev->dev.id);
memcpy(&ppid->id, &ns->nsim_dev->nsim_bus_dev->dev.id, ppid->id_len);
return 0;
}
static int nsim_init(struct net_device *dev)
{
struct netdevsim *ns = netdev_priv(dev);
char sdev_link_name[32];
char dev_link_name[32];
int err;
ns->ddir = debugfs_create_dir(netdev_name(dev), nsim_ddir);
if (IS_ERR_OR_NULL(ns->ddir))
return -ENOMEM;
sprintf(sdev_link_name, "../../" DRV_NAME "_sdev/%u",
ns->sdev->switch_id);
debugfs_create_symlink("sdev", ns->ddir, sdev_link_name);
sprintf(dev_link_name, "../../" DRV_NAME "_dev/%u",
ns->nsim_dev->nsim_bus_dev->dev.id);
debugfs_create_symlink("dev", ns->ddir, dev_link_name);
err = nsim_bpf_init(ns);
if (err)
@@ -80,7 +80,6 @@ static void nsim_free(struct net_device *dev)
nsim_dev_destroy(ns->nsim_dev);
nsim_bus_dev_del(ns->nsim_bus_dev);
/* netdev and vf state will be freed out of device_release() */
nsim_sdev_put(ns->sdev);
}
static netdev_tx_t nsim_start_xmit(struct sk_buff *skb, struct net_device *dev)
@@ -366,31 +365,11 @@ static int nsim_newlink(struct net *src_net, struct net_device *dev,
struct netlink_ext_ack *extack)
{
struct netdevsim *ns = netdev_priv(dev);
struct netdevsim *joinns = NULL;
int err;
if (tb[IFLA_LINK]) {
struct net_device *joindev;
joindev = __dev_get_by_index(src_net,
nla_get_u32(tb[IFLA_LINK]));
if (!joindev)
return -ENODEV;
if (joindev->netdev_ops != &nsim_netdev_ops)
return -EINVAL;
joinns = netdev_priv(joindev);
}
ns->sdev = nsim_sdev_get(joinns);
if (IS_ERR(ns->sdev))
return PTR_ERR(ns->sdev);
ns->nsim_bus_dev = nsim_bus_dev_new(~0, 0);
if (IS_ERR(ns->nsim_bus_dev)) {
err = PTR_ERR(ns->nsim_bus_dev);
goto err_sdev_put;
}
if (IS_ERR(ns->nsim_bus_dev))
return PTR_ERR(ns->nsim_bus_dev);
SET_NETDEV_DEV(dev, &ns->nsim_bus_dev->dev);
ns->netdev = dev;
@@ -410,8 +389,6 @@ err_dev_destroy:
nsim_dev_destroy(ns->nsim_dev);
err_dev_del:
nsim_bus_dev_del(ns->nsim_bus_dev);
err_sdev_put:
nsim_sdev_put(ns->sdev);
return err;
}
@@ -431,13 +408,13 @@ static int __init nsim_module_init(void)
if (IS_ERR_OR_NULL(nsim_ddir))
return -ENOMEM;
err = nsim_sdev_init();
err = nsim_dev_init();
if (err)
goto err_debugfs_destroy;
err = nsim_bus_init();
if (err)
goto err_sdev_exit;
goto err_dev_exit;
err = rtnl_link_register(&nsim_link_ops);
if (err)
@@ -447,8 +424,8 @@ static int __init nsim_module_init(void)
err_bus_exit:
nsim_bus_exit();
err_sdev_exit:
nsim_sdev_exit();
err_dev_exit:
nsim_dev_exit();
err_debugfs_destroy:
debugfs_remove_recursive(nsim_ddir);
return err;
@@ -458,7 +435,7 @@ static void __exit nsim_module_exit(void)
{
rtnl_link_unregister(&nsim_link_ops);
nsim_bus_exit();
nsim_sdev_exit();
nsim_dev_exit();
debugfs_remove_recursive(nsim_ddir);
}