/net/dsa/dsa_priv.h

http://github.com/mirrors/linux · C Header · 201 lines · 151 code · 30 blank · 20 comment · 5 complexity · dac792d183b3464dbc70eb6e597d5dd4 MD5 · raw file

  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
  2. /*
  3. * net/dsa/dsa_priv.h - Hardware switch handling
  4. * Copyright (c) 2008-2009 Marvell Semiconductor
  5. */
  6. #ifndef __DSA_PRIV_H
  7. #define __DSA_PRIV_H
  8. #include <linux/phy.h>
  9. #include <linux/netdevice.h>
  10. #include <linux/netpoll.h>
  11. #include <net/dsa.h>
  12. enum {
  13. DSA_NOTIFIER_AGEING_TIME,
  14. DSA_NOTIFIER_BRIDGE_JOIN,
  15. DSA_NOTIFIER_BRIDGE_LEAVE,
  16. DSA_NOTIFIER_FDB_ADD,
  17. DSA_NOTIFIER_FDB_DEL,
  18. DSA_NOTIFIER_MDB_ADD,
  19. DSA_NOTIFIER_MDB_DEL,
  20. DSA_NOTIFIER_VLAN_ADD,
  21. DSA_NOTIFIER_VLAN_DEL,
  22. DSA_NOTIFIER_MTU,
  23. };
  24. /* DSA_NOTIFIER_AGEING_TIME */
  25. struct dsa_notifier_ageing_time_info {
  26. struct switchdev_trans *trans;
  27. unsigned int ageing_time;
  28. };
  29. /* DSA_NOTIFIER_BRIDGE_* */
  30. struct dsa_notifier_bridge_info {
  31. struct net_device *br;
  32. int sw_index;
  33. int port;
  34. };
  35. /* DSA_NOTIFIER_FDB_* */
  36. struct dsa_notifier_fdb_info {
  37. int sw_index;
  38. int port;
  39. const unsigned char *addr;
  40. u16 vid;
  41. };
  42. /* DSA_NOTIFIER_MDB_* */
  43. struct dsa_notifier_mdb_info {
  44. const struct switchdev_obj_port_mdb *mdb;
  45. struct switchdev_trans *trans;
  46. int sw_index;
  47. int port;
  48. };
  49. /* DSA_NOTIFIER_VLAN_* */
  50. struct dsa_notifier_vlan_info {
  51. const struct switchdev_obj_port_vlan *vlan;
  52. struct switchdev_trans *trans;
  53. int sw_index;
  54. int port;
  55. };
  56. /* DSA_NOTIFIER_MTU */
  57. struct dsa_notifier_mtu_info {
  58. bool propagate_upstream;
  59. int sw_index;
  60. int port;
  61. int mtu;
  62. };
  63. struct dsa_slave_priv {
  64. /* Copy of CPU port xmit for faster access in slave transmit hot path */
  65. struct sk_buff * (*xmit)(struct sk_buff *skb,
  66. struct net_device *dev);
  67. struct pcpu_sw_netstats *stats64;
  68. /* DSA port data, such as switch, port index, etc. */
  69. struct dsa_port *dp;
  70. #ifdef CONFIG_NET_POLL_CONTROLLER
  71. struct netpoll *netpoll;
  72. #endif
  73. /* TC context */
  74. struct list_head mall_tc_list;
  75. };
  76. /* dsa.c */
  77. const struct dsa_device_ops *dsa_tag_driver_get(int tag_protocol);
  78. void dsa_tag_driver_put(const struct dsa_device_ops *ops);
  79. bool dsa_schedule_work(struct work_struct *work);
  80. const char *dsa_tag_protocol_to_str(const struct dsa_device_ops *ops);
  81. int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
  82. struct net_device *dev,
  83. const unsigned char *addr, u16 vid,
  84. u16 flags,
  85. struct netlink_ext_ack *extack);
  86. int dsa_legacy_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
  87. struct net_device *dev,
  88. const unsigned char *addr, u16 vid);
  89. /* master.c */
  90. int dsa_master_setup(struct net_device *dev, struct dsa_port *cpu_dp);
  91. void dsa_master_teardown(struct net_device *dev);
  92. static inline struct net_device *dsa_master_find_slave(struct net_device *dev,
  93. int device, int port)
  94. {
  95. struct dsa_port *cpu_dp = dev->dsa_ptr;
  96. struct dsa_switch_tree *dst = cpu_dp->dst;
  97. struct dsa_port *dp;
  98. list_for_each_entry(dp, &dst->ports, list)
  99. if (dp->ds->index == device && dp->index == port &&
  100. dp->type == DSA_PORT_TYPE_USER)
  101. return dp->slave;
  102. return NULL;
  103. }
  104. /* port.c */
  105. int dsa_port_set_state(struct dsa_port *dp, u8 state,
  106. struct switchdev_trans *trans);
  107. int dsa_port_enable_rt(struct dsa_port *dp, struct phy_device *phy);
  108. int dsa_port_enable(struct dsa_port *dp, struct phy_device *phy);
  109. void dsa_port_disable_rt(struct dsa_port *dp);
  110. void dsa_port_disable(struct dsa_port *dp);
  111. int dsa_port_bridge_join(struct dsa_port *dp, struct net_device *br);
  112. void dsa_port_bridge_leave(struct dsa_port *dp, struct net_device *br);
  113. int dsa_port_vlan_filtering(struct dsa_port *dp, bool vlan_filtering,
  114. struct switchdev_trans *trans);
  115. int dsa_port_ageing_time(struct dsa_port *dp, clock_t ageing_clock,
  116. struct switchdev_trans *trans);
  117. int dsa_port_mtu_change(struct dsa_port *dp, int new_mtu,
  118. bool propagate_upstream);
  119. int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr,
  120. u16 vid);
  121. int dsa_port_fdb_del(struct dsa_port *dp, const unsigned char *addr,
  122. u16 vid);
  123. int dsa_port_fdb_dump(struct dsa_port *dp, dsa_fdb_dump_cb_t *cb, void *data);
  124. int dsa_port_mdb_add(const struct dsa_port *dp,
  125. const struct switchdev_obj_port_mdb *mdb,
  126. struct switchdev_trans *trans);
  127. int dsa_port_mdb_del(const struct dsa_port *dp,
  128. const struct switchdev_obj_port_mdb *mdb);
  129. int dsa_port_pre_bridge_flags(const struct dsa_port *dp, unsigned long flags,
  130. struct switchdev_trans *trans);
  131. int dsa_port_bridge_flags(const struct dsa_port *dp, unsigned long flags,
  132. struct switchdev_trans *trans);
  133. int dsa_port_mrouter(struct dsa_port *dp, bool mrouter,
  134. struct switchdev_trans *trans);
  135. int dsa_port_vlan_add(struct dsa_port *dp,
  136. const struct switchdev_obj_port_vlan *vlan,
  137. struct switchdev_trans *trans);
  138. int dsa_port_vlan_del(struct dsa_port *dp,
  139. const struct switchdev_obj_port_vlan *vlan);
  140. int dsa_port_vid_add(struct dsa_port *dp, u16 vid, u16 flags);
  141. int dsa_port_vid_del(struct dsa_port *dp, u16 vid);
  142. int dsa_port_link_register_of(struct dsa_port *dp);
  143. void dsa_port_link_unregister_of(struct dsa_port *dp);
  144. extern const struct phylink_mac_ops dsa_port_phylink_mac_ops;
  145. /* slave.c */
  146. extern const struct dsa_device_ops notag_netdev_ops;
  147. void dsa_slave_mii_bus_init(struct dsa_switch *ds);
  148. int dsa_slave_create(struct dsa_port *dp);
  149. void dsa_slave_destroy(struct net_device *slave_dev);
  150. bool dsa_slave_dev_check(const struct net_device *dev);
  151. int dsa_slave_suspend(struct net_device *slave_dev);
  152. int dsa_slave_resume(struct net_device *slave_dev);
  153. int dsa_slave_register_notifier(void);
  154. void dsa_slave_unregister_notifier(void);
  155. static inline struct dsa_port *dsa_slave_to_port(const struct net_device *dev)
  156. {
  157. struct dsa_slave_priv *p = netdev_priv(dev);
  158. return p->dp;
  159. }
  160. static inline struct net_device *
  161. dsa_slave_to_master(const struct net_device *dev)
  162. {
  163. struct dsa_port *dp = dsa_slave_to_port(dev);
  164. return dp->cpu_dp->master;
  165. }
  166. /* switch.c */
  167. int dsa_switch_register_notifier(struct dsa_switch *ds);
  168. void dsa_switch_unregister_notifier(struct dsa_switch *ds);
  169. /* dsa2.c */
  170. extern struct list_head dsa_tree_list;
  171. #endif