143 lines
4.2 KiB
C
143 lines
4.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* drivers/net/ethernet/rocker/rocker.h - Rocker switch device driver
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* Copyright (c) 2014-2016 Jiri Pirko <jiri@mellanox.com>
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* Copyright (c) 2014 Scott Feldman <sfeldma@gmail.com>
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*/
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#ifndef _ROCKER_H
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#define _ROCKER_H
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/netdevice.h>
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#include <linux/notifier.h>
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#include <net/neighbour.h>
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#include <net/switchdev.h>
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#include "rocker_hw.h"
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struct rocker_desc_info {
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char *data; /* mapped */
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size_t data_size;
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size_t tlv_size;
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struct rocker_desc *desc;
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dma_addr_t mapaddr;
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};
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struct rocker_dma_ring_info {
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size_t size;
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u32 head;
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u32 tail;
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struct rocker_desc *desc; /* mapped */
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dma_addr_t mapaddr;
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struct rocker_desc_info *desc_info;
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unsigned int type;
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};
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struct rocker;
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struct rocker_port {
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struct net_device *dev;
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struct rocker *rocker;
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void *wpriv;
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unsigned int port_number;
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u32 pport;
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struct napi_struct napi_tx;
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struct napi_struct napi_rx;
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struct rocker_dma_ring_info tx_ring;
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struct rocker_dma_ring_info rx_ring;
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};
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struct rocker_port *rocker_port_dev_lower_find(struct net_device *dev,
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struct rocker *rocker);
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struct rocker_world_ops;
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struct rocker {
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struct pci_dev *pdev;
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u8 __iomem *hw_addr;
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struct msix_entry *msix_entries;
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unsigned int port_count;
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struct rocker_port **ports;
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struct {
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u64 id;
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} hw;
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spinlock_t cmd_ring_lock; /* for cmd ring accesses */
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struct rocker_dma_ring_info cmd_ring;
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struct rocker_dma_ring_info event_ring;
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struct notifier_block fib_nb;
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struct rocker_world_ops *wops;
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struct workqueue_struct *rocker_owq;
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void *wpriv;
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};
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typedef int (*rocker_cmd_prep_cb_t)(const struct rocker_port *rocker_port,
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struct rocker_desc_info *desc_info,
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void *priv);
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typedef int (*rocker_cmd_proc_cb_t)(const struct rocker_port *rocker_port,
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const struct rocker_desc_info *desc_info,
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void *priv);
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int rocker_cmd_exec(struct rocker_port *rocker_port, bool nowait,
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rocker_cmd_prep_cb_t prepare, void *prepare_priv,
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rocker_cmd_proc_cb_t process, void *process_priv);
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int rocker_port_set_learning(struct rocker_port *rocker_port,
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bool learning);
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struct rocker_world_ops {
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const char *kind;
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size_t priv_size;
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size_t port_priv_size;
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u8 mode;
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int (*init)(struct rocker *rocker);
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void (*fini)(struct rocker *rocker);
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int (*port_pre_init)(struct rocker_port *rocker_port);
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int (*port_init)(struct rocker_port *rocker_port);
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void (*port_fini)(struct rocker_port *rocker_port);
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void (*port_post_fini)(struct rocker_port *rocker_port);
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int (*port_open)(struct rocker_port *rocker_port);
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void (*port_stop)(struct rocker_port *rocker_port);
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int (*port_attr_stp_state_set)(struct rocker_port *rocker_port,
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u8 state);
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int (*port_attr_bridge_flags_set)(struct rocker_port *rocker_port,
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unsigned long brport_flags);
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int (*port_attr_bridge_flags_support_get)(const struct rocker_port *
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rocker_port,
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unsigned long *
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p_brport_flags);
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int (*port_attr_bridge_ageing_time_set)(struct rocker_port *rocker_port,
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u32 ageing_time);
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int (*port_obj_vlan_add)(struct rocker_port *rocker_port,
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const struct switchdev_obj_port_vlan *vlan);
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int (*port_obj_vlan_del)(struct rocker_port *rocker_port,
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const struct switchdev_obj_port_vlan *vlan);
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int (*port_obj_fdb_add)(struct rocker_port *rocker_port,
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u16 vid, const unsigned char *addr);
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int (*port_obj_fdb_del)(struct rocker_port *rocker_port,
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u16 vid, const unsigned char *addr);
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int (*port_master_linked)(struct rocker_port *rocker_port,
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struct net_device *master,
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struct netlink_ext_ack *extack);
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int (*port_master_unlinked)(struct rocker_port *rocker_port,
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struct net_device *master);
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int (*port_neigh_update)(struct rocker_port *rocker_port,
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struct neighbour *n);
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int (*port_neigh_destroy)(struct rocker_port *rocker_port,
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struct neighbour *n);
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int (*port_ev_mac_vlan_seen)(struct rocker_port *rocker_port,
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const unsigned char *addr,
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__be16 vlan_id);
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int (*fib4_add)(struct rocker *rocker,
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const struct fib_entry_notifier_info *fen_info);
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int (*fib4_del)(struct rocker *rocker,
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const struct fib_entry_notifier_info *fen_info);
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void (*fib4_abort)(struct rocker *rocker);
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};
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extern struct rocker_world_ops rocker_ofdpa_ops;
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#endif
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