LXR linux/drivers/staging/fsl-dpaa2/ethsw/ethsw.h

   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 * DPAA2 Ethernet Switch declarations
   4 *
   5 * Copyright 2014-2016 Freescale Semiconductor Inc.
   6 * Copyright 2017-2018 NXP
   7 *
   8 */
   9
  10#ifndef __ETHSW_H
  11#define __ETHSW_H
  12
  13#include <linux/netdevice.h>
  14#include <linux/etherdevice.h>
  15#include <linux/rtnetlink.h>
  16#include <linux/if_vlan.h>
  17#include <uapi/linux/if_bridge.h>
  18#include <net/switchdev.h>
  19#include <linux/if_bridge.h>
  20
  21#include "dpsw.h"
  22
  23/* Number of IRQs supported */
  24#define DPSW_IRQ_NUM    2
  25
  26#define ETHSW_VLAN_MEMBER       1
  27#define ETHSW_VLAN_UNTAGGED     2
  28#define ETHSW_VLAN_PVID         4
  29#define ETHSW_VLAN_GLOBAL       8
  30
  31/* Maximum Frame Length supported by HW (currently 10k) */
  32#define DPAA2_MFL               (10 * 1024)
  33#define ETHSW_MAX_FRAME_LENGTH  (DPAA2_MFL - VLAN_ETH_HLEN - ETH_FCS_LEN)
  34#define ETHSW_L2_MAX_FRM(mtu)   ((mtu) + VLAN_ETH_HLEN + ETH_FCS_LEN)
  35
  36extern const struct ethtool_ops ethsw_port_ethtool_ops;
  37
  38struct ethsw_core;
  39
  40/* Per port private data */
  41struct ethsw_port_priv {
  42        struct net_device       *netdev;
  43        u16                     idx;
  44        struct ethsw_core       *ethsw_data;
  45        u8                      link_state;
  46        u8                      stp_state;
  47        bool                    flood;
  48
  49        u8                      vlans[VLAN_VID_MASK + 1];
  50        u16                     pvid;
  51        struct net_device       *bridge_dev;
  52};
  53
  54/* Switch data */
  55struct ethsw_core {
  56        struct device                   *dev;
  57        struct fsl_mc_io                *mc_io;
  58        u16                             dpsw_handle;
  59        struct dpsw_attr                sw_attr;
  60        int                             dev_id;
  61        struct ethsw_port_priv          **ports;
  62
  63        u8                              vlans[VLAN_VID_MASK + 1];
  64        bool                            learning;
  65};
  66
  67#endif  /* __ETHSW_H */
  68