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/*
* drivers/net/ethernet/rocker/rocker.h - Rocker switch device driver
* Copyright (c) 2014-2016 Jiri Pirko <jiri@mellanox.com>
* Copyright (c) 2014 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 _ROCKER_H
#define _ROCKER_H
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/netdevice.h>
#include <linux/notifier.h>
#include <net/neighbour.h>
#include <net/switchdev.h>
#include "rocker_hw.h"
struct rocker_desc_info {
char *data; /* mapped */
size_t data_size;
size_t tlv_size;
struct rocker_desc *desc;
dma_addr_t mapaddr;
};
struct rocker_dma_ring_info {
size_t size;
u32 head;
u32 tail;
struct rocker_desc *desc; /* mapped */
dma_addr_t mapaddr;
struct rocker_desc_info *desc_info;
unsigned int type;
};
struct rocker;
struct rocker_port {
struct net_device *dev;
struct rocker *rocker;
void *wpriv;
unsigned int port_number;
u32 pport;
struct napi_struct napi_tx;
struct napi_struct napi_rx;
struct rocker_dma_ring_info tx_ring;
struct rocker_dma_ring_info rx_ring;
};
struct rocker_port *rocker_port_dev_lower_find(struct net_device *dev,
struct rocker *rocker);
struct rocker_world_ops;
struct rocker {
struct pci_dev *pdev;
u8 __iomem *hw_addr;
struct msix_entry *msix_entries;
unsigned int port_count;
struct rocker_port **ports;
struct {
u64 id;
} hw;
spinlock_t cmd_ring_lock; /* for cmd ring accesses */
struct rocker_dma_ring_info cmd_ring;
struct rocker_dma_ring_info event_ring;
struct notifier_block fib_nb;
struct rocker_world_ops *wops;
struct workqueue_struct *rocker_owq;
void *wpriv;
};
typedef int (*rocker_cmd_prep_cb_t)(const struct rocker_port *rocker_port,
struct rocker_desc_info *desc_info,
void *priv);
typedef int (*rocker_cmd_proc_cb_t)(const struct rocker_port *rocker_port,
const struct rocker_desc_info *desc_info,
void *priv);
int rocker_cmd_exec(struct rocker_port *rocker_port, bool nowait,
rocker_cmd_prep_cb_t prepare, void *prepare_priv,
rocker_cmd_proc_cb_t process, void *process_priv);
int rocker_port_set_learning(struct rocker_port *rocker_port,
bool learning);
struct rocker_world_ops {
const char *kind;
size_t priv_size;
size_t port_priv_size;
u8 mode;
int (*init)(struct rocker *rocker);
void (*fini)(struct rocker *rocker);
int (*port_pre_init)(struct rocker_port *rocker_port);
int (*port_init)(struct rocker_port *rocker_port);
void (*port_fini)(struct rocker_port *rocker_port);
void (*port_post_fini)(struct rocker_port *rocker_port);
int (*port_open)(struct rocker_port *rocker_port);
void (*port_stop)(struct rocker_port *rocker_port);
int (*port_attr_stp_state_set)(struct rocker_port *rocker_port,
u8 state);
int (*port_attr_bridge_flags_set)(struct rocker_port *rocker_port,
unsigned long brport_flags,
struct switchdev_trans *trans);
int (*port_attr_bridge_flags_support_get)(const struct rocker_port *
rocker_port,
unsigned long *
p_brport_flags);
int (*port_attr_bridge_ageing_time_set)(struct rocker_port *rocker_port,
u32 ageing_time,
struct switchdev_trans *trans);
int (*port_obj_vlan_add)(struct rocker_port *rocker_port,
const struct switchdev_obj_port_vlan *vlan);
int (*port_obj_vlan_del)(struct rocker_port *rocker_port,
const struct switchdev_obj_port_vlan *vlan);
int (*port_obj_fdb_add)(struct rocker_port *rocker_port,
u16 vid, const unsigned char *addr);
int (*port_obj_fdb_del)(struct rocker_port *rocker_port,
u16 vid, const unsigned char *addr);
int (*port_master_linked)(struct rocker_port *rocker_port,
struct net_device *master);
int (*port_master_unlinked)(struct rocker_port *rocker_port,
struct net_device *master);
int (*port_neigh_update)(struct rocker_port *rocker_port,
struct neighbour *n);
int (*port_neigh_destroy)(struct rocker_port *rocker_port,
struct neighbour *n);
int (*port_ev_mac_vlan_seen)(struct rocker_port *rocker_port,
const unsigned char *addr,
__be16 vlan_id);
int (*fib4_add)(struct rocker *rocker,
const struct fib_entry_notifier_info *fen_info);
int (*fib4_del)(struct rocker *rocker,
const struct fib_entry_notifier_info *fen_info);
void (*fib4_abort)(struct rocker *rocker);
};
extern struct rocker_world_ops rocker_ofdpa_ops;
#endif
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