Jiri Pirko | de15219 | 2016-02-16 15:14:42 +0100 | [diff] [blame] | 1 | /* |
| 2 | * drivers/net/ethernet/rocker/rocker.h - Rocker switch device driver |
| 3 | * Copyright (c) 2014-2016 Jiri Pirko <jiri@mellanox.com> |
| 4 | * Copyright (c) 2014 Scott Feldman <sfeldma@gmail.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | */ |
| 11 | |
| 12 | #ifndef _ROCKER_H |
| 13 | #define _ROCKER_H |
| 14 | |
Jiri Pirko | e420114 | 2016-02-16 15:14:45 +0100 | [diff] [blame] | 15 | #include <linux/kernel.h> |
Jiri Pirko | de15219 | 2016-02-16 15:14:42 +0100 | [diff] [blame] | 16 | #include <linux/types.h> |
Jiri Pirko | e420114 | 2016-02-16 15:14:45 +0100 | [diff] [blame] | 17 | #include <linux/netdevice.h> |
| 18 | #include <net/neighbour.h> |
| 19 | #include <net/switchdev.h> |
Jiri Pirko | de15219 | 2016-02-16 15:14:42 +0100 | [diff] [blame] | 20 | |
| 21 | #include "rocker_hw.h" |
| 22 | |
| 23 | struct rocker_desc_info { |
| 24 | char *data; /* mapped */ |
| 25 | size_t data_size; |
| 26 | size_t tlv_size; |
| 27 | struct rocker_desc *desc; |
| 28 | dma_addr_t mapaddr; |
| 29 | }; |
| 30 | |
Jiri Pirko | 0514c4e | 2016-02-16 15:14:44 +0100 | [diff] [blame] | 31 | struct rocker_dma_ring_info { |
| 32 | size_t size; |
| 33 | u32 head; |
| 34 | u32 tail; |
| 35 | struct rocker_desc *desc; /* mapped */ |
| 36 | dma_addr_t mapaddr; |
| 37 | struct rocker_desc_info *desc_info; |
| 38 | unsigned int type; |
| 39 | }; |
| 40 | |
| 41 | struct rocker; |
| 42 | |
Jiri Pirko | 0514c4e | 2016-02-16 15:14:44 +0100 | [diff] [blame] | 43 | struct rocker_port { |
| 44 | struct net_device *dev; |
Jiri Pirko | 0514c4e | 2016-02-16 15:14:44 +0100 | [diff] [blame] | 45 | struct rocker *rocker; |
Jiri Pirko | e420114 | 2016-02-16 15:14:45 +0100 | [diff] [blame] | 46 | void *wpriv; |
Jiri Pirko | 0514c4e | 2016-02-16 15:14:44 +0100 | [diff] [blame] | 47 | unsigned int port_number; |
| 48 | u32 pport; |
Jiri Pirko | 0514c4e | 2016-02-16 15:14:44 +0100 | [diff] [blame] | 49 | struct napi_struct napi_tx; |
| 50 | struct napi_struct napi_rx; |
| 51 | struct rocker_dma_ring_info tx_ring; |
| 52 | struct rocker_dma_ring_info rx_ring; |
| 53 | }; |
| 54 | |
Jiri Pirko | e420114 | 2016-02-16 15:14:45 +0100 | [diff] [blame] | 55 | struct rocker_world_ops; |
| 56 | |
Jiri Pirko | 0514c4e | 2016-02-16 15:14:44 +0100 | [diff] [blame] | 57 | struct 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; |
Jiri Pirko | e420114 | 2016-02-16 15:14:45 +0100 | [diff] [blame] | 69 | struct rocker_world_ops *wops; |
| 70 | void *wpriv; |
Jiri Pirko | 0514c4e | 2016-02-16 15:14:44 +0100 | [diff] [blame] | 71 | }; |
| 72 | |
Jiri Pirko | 3fbcdbf | 2016-02-16 15:14:50 +0100 | [diff] [blame] | 73 | typedef int (*rocker_cmd_prep_cb_t)(const struct rocker_port *rocker_port, |
| 74 | struct rocker_desc_info *desc_info, |
| 75 | void *priv); |
| 76 | |
| 77 | typedef int (*rocker_cmd_proc_cb_t)(const struct rocker_port *rocker_port, |
| 78 | const struct rocker_desc_info *desc_info, |
| 79 | void *priv); |
| 80 | |
| 81 | int rocker_cmd_exec(struct rocker_port *rocker_port, bool nowait, |
| 82 | rocker_cmd_prep_cb_t prepare, void *prepare_priv, |
| 83 | rocker_cmd_proc_cb_t process, void *process_priv); |
| 84 | |
| 85 | int rocker_port_set_learning(struct rocker_port *rocker_port, |
| 86 | bool learning); |
| 87 | |
Jiri Pirko | e420114 | 2016-02-16 15:14:45 +0100 | [diff] [blame] | 88 | struct rocker_world_ops { |
| 89 | const char *kind; |
| 90 | size_t priv_size; |
| 91 | size_t port_priv_size; |
| 92 | u8 mode; |
| 93 | int (*init)(struct rocker *rocker); |
| 94 | void (*fini)(struct rocker *rocker); |
| 95 | int (*port_pre_init)(struct rocker_port *rocker_port); |
| 96 | int (*port_init)(struct rocker_port *rocker_port); |
| 97 | void (*port_fini)(struct rocker_port *rocker_port); |
| 98 | void (*port_post_fini)(struct rocker_port *rocker_port); |
| 99 | int (*port_open)(struct rocker_port *rocker_port); |
| 100 | void (*port_stop)(struct rocker_port *rocker_port); |
| 101 | int (*port_attr_stp_state_set)(struct rocker_port *rocker_port, |
| 102 | u8 state, |
| 103 | struct switchdev_trans *trans); |
| 104 | int (*port_attr_bridge_flags_set)(struct rocker_port *rocker_port, |
| 105 | unsigned long brport_flags, |
| 106 | struct switchdev_trans *trans); |
| 107 | int (*port_attr_bridge_flags_get)(const struct rocker_port *rocker_port, |
| 108 | unsigned long *p_brport_flags); |
| 109 | int (*port_attr_bridge_ageing_time_set)(struct rocker_port *rocker_port, |
| 110 | u32 ageing_time, |
| 111 | struct switchdev_trans *trans); |
| 112 | int (*port_obj_vlan_add)(struct rocker_port *rocker_port, |
| 113 | const struct switchdev_obj_port_vlan *vlan, |
| 114 | struct switchdev_trans *trans); |
| 115 | int (*port_obj_vlan_del)(struct rocker_port *rocker_port, |
| 116 | const struct switchdev_obj_port_vlan *vlan); |
| 117 | int (*port_obj_vlan_dump)(const struct rocker_port *rocker_port, |
| 118 | struct switchdev_obj_port_vlan *vlan, |
| 119 | switchdev_obj_dump_cb_t *cb); |
| 120 | int (*port_obj_fib4_add)(struct rocker_port *rocker_port, |
| 121 | const struct switchdev_obj_ipv4_fib *fib4, |
| 122 | struct switchdev_trans *trans); |
| 123 | int (*port_obj_fib4_del)(struct rocker_port *rocker_port, |
| 124 | const struct switchdev_obj_ipv4_fib *fib4); |
| 125 | int (*port_obj_fdb_add)(struct rocker_port *rocker_port, |
| 126 | const struct switchdev_obj_port_fdb *fdb, |
| 127 | struct switchdev_trans *trans); |
| 128 | int (*port_obj_fdb_del)(struct rocker_port *rocker_port, |
| 129 | const struct switchdev_obj_port_fdb *fdb); |
| 130 | int (*port_obj_fdb_dump)(const struct rocker_port *rocker_port, |
| 131 | struct switchdev_obj_port_fdb *fdb, |
| 132 | switchdev_obj_dump_cb_t *cb); |
| 133 | int (*port_master_linked)(struct rocker_port *rocker_port, |
| 134 | struct net_device *master); |
| 135 | int (*port_master_unlinked)(struct rocker_port *rocker_port, |
| 136 | struct net_device *master); |
| 137 | int (*port_neigh_update)(struct rocker_port *rocker_port, |
| 138 | struct neighbour *n); |
| 139 | int (*port_neigh_destroy)(struct rocker_port *rocker_port, |
| 140 | struct neighbour *n); |
| 141 | int (*port_ev_mac_vlan_seen)(struct rocker_port *rocker_port, |
| 142 | const unsigned char *addr, |
| 143 | __be16 vlan_id); |
| 144 | }; |
| 145 | |
| 146 | extern struct rocker_world_ops rocker_ofdpa_ops; |
| 147 | |
Jiri Pirko | de15219 | 2016-02-16 15:14:42 +0100 | [diff] [blame] | 148 | #endif |