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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * drivers/net/ethernet/rocker/rocker.h - Rocker switch device driver4 * Copyright (c) 2014-2016 Jiri Pirko <jiri@mellanox.com>5 * Copyright (c) 2014 Scott Feldman <sfeldma@gmail.com>6 */7 8#ifndef _ROCKER_H9#define _ROCKER_H10 11#include <linux/kernel.h>12#include <linux/types.h>13#include <linux/netdevice.h>14#include <linux/notifier.h>15#include <net/neighbour.h>16#include <net/switchdev.h>17 18#include "rocker_hw.h"19 20struct rocker_desc_info {21 char *data; /* mapped */22 size_t data_size;23 size_t tlv_size;24 struct rocker_desc *desc;25 dma_addr_t mapaddr;26};27 28struct rocker_dma_ring_info {29 size_t size;30 u32 head;31 u32 tail;32 struct rocker_desc *desc; /* mapped */33 dma_addr_t mapaddr;34 struct rocker_desc_info *desc_info;35 unsigned int type;36};37 38struct rocker;39 40struct rocker_port {41 struct net_device *dev;42 struct rocker *rocker;43 void *wpriv;44 unsigned int port_number;45 u32 pport;46 struct napi_struct napi_tx;47 struct napi_struct napi_rx;48 struct rocker_dma_ring_info tx_ring;49 struct rocker_dma_ring_info rx_ring;50};51 52struct rocker_port *rocker_port_dev_lower_find(struct net_device *dev,53 struct rocker *rocker);54 55struct rocker_world_ops;56 57struct rocker {58 struct pci_dev *pdev;59 u8 __iomem *hw_addr;60 struct msix_entry *msix_entries;61 unsigned int port_count;62 struct rocker_port **ports;63 struct {64 u64 id;65 } hw;66 spinlock_t cmd_ring_lock; /* for cmd ring accesses */67 struct rocker_dma_ring_info cmd_ring;68 struct rocker_dma_ring_info event_ring;69 struct notifier_block fib_nb;70 struct rocker_world_ops *wops;71 struct workqueue_struct *rocker_owq;72 void *wpriv;73};74 75typedef int (*rocker_cmd_prep_cb_t)(const struct rocker_port *rocker_port,76 struct rocker_desc_info *desc_info,77 void *priv);78 79typedef int (*rocker_cmd_proc_cb_t)(const struct rocker_port *rocker_port,80 const struct rocker_desc_info *desc_info,81 void *priv);82 83int rocker_cmd_exec(struct rocker_port *rocker_port, bool nowait,84 rocker_cmd_prep_cb_t prepare, void *prepare_priv,85 rocker_cmd_proc_cb_t process, void *process_priv);86 87int rocker_port_set_learning(struct rocker_port *rocker_port,88 bool learning);89 90struct rocker_world_ops {91 const char *kind;92 size_t priv_size;93 size_t port_priv_size;94 u8 mode;95 int (*init)(struct rocker *rocker);96 void (*fini)(struct rocker *rocker);97 int (*port_pre_init)(struct rocker_port *rocker_port);98 int (*port_init)(struct rocker_port *rocker_port);99 void (*port_fini)(struct rocker_port *rocker_port);100 void (*port_post_fini)(struct rocker_port *rocker_port);101 int (*port_open)(struct rocker_port *rocker_port);102 void (*port_stop)(struct rocker_port *rocker_port);103 int (*port_attr_stp_state_set)(struct rocker_port *rocker_port,104 u8 state);105 int (*port_attr_bridge_flags_set)(struct rocker_port *rocker_port,106 unsigned long brport_flags);107 int (*port_attr_bridge_flags_support_get)(const struct rocker_port *108 rocker_port,109 unsigned long *110 p_brport_flags);111 int (*port_attr_bridge_ageing_time_set)(struct rocker_port *rocker_port,112 u32 ageing_time);113 int (*port_obj_vlan_add)(struct rocker_port *rocker_port,114 const struct switchdev_obj_port_vlan *vlan);115 int (*port_obj_vlan_del)(struct rocker_port *rocker_port,116 const struct switchdev_obj_port_vlan *vlan);117 int (*port_obj_fdb_add)(struct rocker_port *rocker_port,118 u16 vid, const unsigned char *addr);119 int (*port_obj_fdb_del)(struct rocker_port *rocker_port,120 u16 vid, const unsigned char *addr);121 int (*port_master_linked)(struct rocker_port *rocker_port,122 struct net_device *master,123 struct netlink_ext_ack *extack);124 int (*port_master_unlinked)(struct rocker_port *rocker_port,125 struct net_device *master);126 int (*port_neigh_update)(struct rocker_port *rocker_port,127 struct neighbour *n);128 int (*port_neigh_destroy)(struct rocker_port *rocker_port,129 struct neighbour *n);130 int (*port_ev_mac_vlan_seen)(struct rocker_port *rocker_port,131 const unsigned char *addr,132 __be16 vlan_id);133 int (*fib4_add)(struct rocker *rocker,134 const struct fib_entry_notifier_info *fen_info);135 int (*fib4_del)(struct rocker *rocker,136 const struct fib_entry_notifier_info *fen_info);137 void (*fib4_abort)(struct rocker *rocker);138};139 140extern struct rocker_world_ops rocker_ofdpa_ops;141 142#endif143