cregit-Linux how code gets into the kernel

Release 4.14 include/net/switchdev.h

Directory: include/net
/*
 * include/net/switchdev.h - Switch device API
 * Copyright (c) 2014-2015 Jiri Pirko <jiri@resnulli.us>
 * Copyright (c) 2014-2015 Scott Feldman <sfeldma@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */
#ifndef _LINUX_SWITCHDEV_H_

#define _LINUX_SWITCHDEV_H_

#include <linux/netdevice.h>
#include <linux/notifier.h>
#include <linux/list.h>
#include <net/ip_fib.h>


#define SWITCHDEV_F_NO_RECURSE		BIT(0)

#define SWITCHDEV_F_SKIP_EOPNOTSUPP	BIT(1)

#define SWITCHDEV_F_DEFER		BIT(2)


struct switchdev_trans_item {
	
struct list_head list;
	
void *data;
	
void (*destructor)(const void *data);
};


struct switchdev_trans {
	
struct list_head item_list;
	
bool ph_prepare;
};


static inline bool switchdev_trans_ph_prepare(struct switchdev_trans *trans) { return trans && trans->ph_prepare; }

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static inline bool switchdev_trans_ph_commit(struct switchdev_trans *trans) { return trans && !trans->ph_prepare; }

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enum switchdev_attr_id { SWITCHDEV_ATTR_ID_UNDEFINED, SWITCHDEV_ATTR_ID_PORT_PARENT_ID, SWITCHDEV_ATTR_ID_PORT_STP_STATE, SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS, SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT, SWITCHDEV_ATTR_ID_PORT_MROUTER, SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME, SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING, SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED, }; struct switchdev_attr { struct net_device *orig_dev; enum switchdev_attr_id id; u32 flags; void *complete_priv; void (*complete)(struct net_device *dev, int err, void *priv); union { struct netdev_phys_item_id ppid; /* PORT_PARENT_ID */ u8 stp_state; /* PORT_STP_STATE */ unsigned long brport_flags; /* PORT_BRIDGE_FLAGS */ unsigned long brport_flags_support; /* PORT_BRIDGE_FLAGS_SUPPORT */ bool mrouter; /* PORT_MROUTER */ clock_t ageing_time; /* BRIDGE_AGEING_TIME */ bool vlan_filtering; /* BRIDGE_VLAN_FILTERING */ bool mc_disabled; /* MC_DISABLED */ } u; }; enum switchdev_obj_id { SWITCHDEV_OBJ_ID_UNDEFINED, SWITCHDEV_OBJ_ID_PORT_VLAN, SWITCHDEV_OBJ_ID_PORT_MDB, }; struct switchdev_obj { struct net_device *orig_dev; enum switchdev_obj_id id; u32 flags; void *complete_priv; void (*complete)(struct net_device *dev, int err, void *priv); }; /* SWITCHDEV_OBJ_ID_PORT_VLAN */ struct switchdev_obj_port_vlan { struct switchdev_obj obj; u16 flags; u16 vid_begin; u16 vid_end; }; #define SWITCHDEV_OBJ_PORT_VLAN(obj) \ container_of(obj, struct switchdev_obj_port_vlan, obj) /* SWITCHDEV_OBJ_ID_PORT_MDB */ struct switchdev_obj_port_mdb { struct switchdev_obj obj; unsigned char addr[ETH_ALEN]; u16 vid; }; #define SWITCHDEV_OBJ_PORT_MDB(obj) \ container_of(obj, struct switchdev_obj_port_mdb, obj) void switchdev_trans_item_enqueue(struct switchdev_trans *trans, void *data, void (*destructor)(void const *), struct switchdev_trans_item *tritem); void *switchdev_trans_item_dequeue(struct switchdev_trans *trans); typedef int switchdev_obj_dump_cb_t(struct switchdev_obj *obj); /** * struct switchdev_ops - switchdev operations * * @switchdev_port_attr_get: Get a port attribute (see switchdev_attr). * * @switchdev_port_attr_set: Set a port attribute (see switchdev_attr). * * @switchdev_port_obj_add: Add an object to port (see switchdev_obj_*). * * @switchdev_port_obj_del: Delete an object from port (see switchdev_obj_*). */ struct switchdev_ops { int (*switchdev_port_attr_get)(struct net_device *dev, struct switchdev_attr *attr); int (*switchdev_port_attr_set)(struct net_device *dev, const struct switchdev_attr *attr, struct switchdev_trans *trans); int (*switchdev_port_obj_add)(struct net_device *dev, const struct switchdev_obj *obj, struct switchdev_trans *trans); int (*switchdev_port_obj_del)(struct net_device *dev, const struct switchdev_obj *obj); }; enum switchdev_notifier_type { SWITCHDEV_FDB_ADD_TO_BRIDGE = 1, SWITCHDEV_FDB_DEL_TO_BRIDGE, SWITCHDEV_FDB_ADD_TO_DEVICE, SWITCHDEV_FDB_DEL_TO_DEVICE, SWITCHDEV_FDB_OFFLOADED, }; struct switchdev_notifier_info { struct net_device *dev; }; struct switchdev_notifier_fdb_info { struct switchdev_notifier_info info; /* must be first */ const unsigned char *addr; u16 vid; };
static inline struct net_device * switchdev_notifier_info_to_dev(const struct switchdev_notifier_info *info) { return info->dev; }

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Jiri Pirko20100.00%2100.00%
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#ifdef CONFIG_NET_SWITCHDEV void switchdev_deferred_process(void); int switchdev_port_attr_get(struct net_device *dev, struct switchdev_attr *attr); int switchdev_port_attr_set(struct net_device *dev, const struct switchdev_attr *attr); int switchdev_port_obj_add(struct net_device *dev, const struct switchdev_obj *obj); int switchdev_port_obj_del(struct net_device *dev, const struct switchdev_obj *obj); int register_switchdev_notifier(struct notifier_block *nb); int unregister_switchdev_notifier(struct notifier_block *nb); int call_switchdev_notifiers(unsigned long val, struct net_device *dev, struct switchdev_notifier_info *info); void switchdev_port_fwd_mark_set(struct net_device *dev, struct net_device *group_dev, bool joining); bool switchdev_port_same_parent_id(struct net_device *a, struct net_device *b); #define SWITCHDEV_SET_OPS(netdev, ops) ((netdev)->switchdev_ops = (ops)) #else
static inline void switchdev_deferred_process(void) { }

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Jiri Pirko8100.00%1100.00%
Total8100.00%1100.00%


static inline int switchdev_port_attr_get(struct net_device *dev, struct switchdev_attr *attr) { return -EOPNOTSUPP; }

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Scott Feldman21100.00%1100.00%
Total21100.00%1100.00%


static inline int switchdev_port_attr_set(struct net_device *dev, const struct switchdev_attr *attr) { return -EOPNOTSUPP; }

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Scott Feldman2195.45%150.00%
Jiri Pirko14.55%150.00%
Total22100.00%2100.00%


static inline int switchdev_port_obj_add(struct net_device *dev, const struct switchdev_obj *obj) { return -EOPNOTSUPP; }

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Scott Feldman1986.36%133.33%
Jiri Pirko29.09%133.33%
Vivien Didelot14.55%133.33%
Total22100.00%3100.00%


static inline int switchdev_port_obj_del(struct net_device *dev, const struct switchdev_obj *obj) { return -EOPNOTSUPP; }

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Scott Feldman1986.36%133.33%
Jiri Pirko29.09%133.33%
Vivien Didelot14.55%133.33%
Total22100.00%3100.00%


static inline int register_switchdev_notifier(struct notifier_block *nb) { return 0; }

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Jiri Pirko15100.00%2100.00%
Total15100.00%2100.00%


static inline int unregister_switchdev_notifier(struct notifier_block *nb) { return 0; }

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Jiri Pirko15100.00%2100.00%
Total15100.00%2100.00%


static inline int call_switchdev_notifiers(unsigned long val, struct net_device *dev, struct switchdev_notifier_info *info) { return NOTIFY_DONE; }

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Jiri Pirko24100.00%2100.00%
Total24100.00%2100.00%


static inline bool switchdev_port_same_parent_id(struct net_device *a, struct net_device *b) { return false; }

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Or Gerlitz20100.00%1100.00%
Total20100.00%1100.00%

#define SWITCHDEV_SET_OPS(netdev, ops) do {} while (0) #endif #endif /* _LINUX_SWITCHDEV_H_ */

Overall Contributors

PersonTokensPropCommitsCommitProp
Jiri Pirko37744.67%1941.30%
Scott Feldman28934.24%1328.26%
Elad Raz819.60%36.52%
Or Gerlitz344.03%12.17%
Simon Horman182.13%12.17%
Arkadi Sharshevsky161.90%48.70%
Nogah Frankel121.42%24.35%
Ido Schimmel101.18%12.17%
Vivien Didelot70.83%24.35%
Total844100.00%46100.00%
Directory: include/net
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