diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2021-06-12 11:20:56 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-12 23:16:45 +0300 |
| commit | 88b710532e53de2466d1033fb1d5125aabf3215a (patch) | |
| tree | 38f0824c158291f102271254aed6586f02e46f48 /include | |
| parent | 00e77ed8e64d5f271c1f015c7153545980d48a76 (diff) | |
| download | linux-88b710532e53de2466d1033fb1d5125aabf3215a.tar.xz | |
wwan: add interface creation support
Add support to create (and destroy) interfaces via a new
rtnetlink kind "wwan". The responsible driver has to use
the new wwan_register_ops() to make this possible.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/wwan.h | 24 | ||||
| -rw-r--r-- | include/uapi/linux/wwan.h | 16 |
2 files changed, 40 insertions, 0 deletions
diff --git a/include/linux/wwan.h b/include/linux/wwan.h index fa33cc16d931..430a3a0817de 100644 --- a/include/linux/wwan.h +++ b/include/linux/wwan.h @@ -7,6 +7,7 @@ #include <linux/device.h> #include <linux/kernel.h> #include <linux/skbuff.h> +#include <linux/netlink.h> /** * enum wwan_port_type - WWAN port types @@ -116,4 +117,27 @@ void wwan_port_txon(struct wwan_port *port); */ void *wwan_port_get_drvdata(struct wwan_port *port); +/** + * struct wwan_ops - WWAN device ops + * @owner: module owner of the WWAN ops + * @priv_size: size of private netdev data area + * @setup: set up a new netdev + * @newlink: register the new netdev + * @dellink: remove the given netdev + */ +struct wwan_ops { + struct module *owner; + unsigned int priv_size; + void (*setup)(struct net_device *dev); + int (*newlink)(void *ctxt, struct net_device *dev, + u32 if_id, struct netlink_ext_ack *extack); + void (*dellink)(void *ctxt, struct net_device *dev, + struct list_head *head); +}; + +int wwan_register_ops(struct device *parent, const struct wwan_ops *ops, + void *ctxt); + +void wwan_unregister_ops(struct device *parent); + #endif /* __WWAN_H */ diff --git a/include/uapi/linux/wwan.h b/include/uapi/linux/wwan.h new file mode 100644 index 000000000000..32a2720b4d11 --- /dev/null +++ b/include/uapi/linux/wwan.h @@ -0,0 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */ +/* + * Copyright (C) 2021 Intel Corporation. + */ +#ifndef _UAPI_WWAN_H_ +#define _UAPI_WWAN_H_ + +enum { + IFLA_WWAN_UNSPEC, + IFLA_WWAN_LINK_ID, /* u32 */ + + __IFLA_WWAN_MAX +}; +#define IFLA_WWAN_MAX (__IFLA_WWAN_MAX - 1) + +#endif /* _UAPI_WWAN_H_ */ |