diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h new file mode 100644 index 000000000000..fc0074902ab5 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -0,0 +1,121 @@ +/* + * drivers/net/ethernet/mellanox/mlxsw/spectrum.h + * Copyright (c) 2015 Mellanox Technologies. All rights reserved. + * Copyright (c) 2015 Jiri Pirko <jiri@mellanox.com> + * Copyright (c) 2015 Ido Schimmel <idosch@mellanox.com> + * Copyright (c) 2015 Elad Raz <eladr@mellanox.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the names of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _MLXSW_SPECTRUM_H +#define _MLXSW_SPECTRUM_H + +#include <linux/types.h> +#include <linux/netdevice.h> +#include <linux/bitops.h> +#include <linux/if_vlan.h> +#include <net/switchdev.h> + +#include "core.h" + +#define MLXSW_SP_VFID_BASE VLAN_N_VID + +struct mlxsw_sp_port; + +struct mlxsw_sp { + unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)]; + unsigned long active_fids[BITS_TO_LONGS(VLAN_N_VID)]; + struct mlxsw_sp_port **ports; + struct mlxsw_core *core; + const struct mlxsw_bus_info *bus_info; + unsigned char base_mac[ETH_ALEN]; + struct { + struct delayed_work dw; +#define MLXSW_SP_DEFAULT_LEARNING_INTERVAL 100 + unsigned int interval; /* ms */ + } fdb_notify; +#define MLXSW_SP_DEFAULT_AGEING_TIME 300 + u32 ageing_time; + struct { + struct net_device *dev; + unsigned int ref_count; + } master_bridge; +}; + +struct mlxsw_sp_port_pcpu_stats { + u64 rx_packets; + u64 rx_bytes; + u64 tx_packets; + u64 tx_bytes; + struct u64_stats_sync syncp; + u32 tx_dropped; +}; + +struct mlxsw_sp_port { + struct net_device *dev; + struct mlxsw_sp_port_pcpu_stats __percpu *pcpu_stats; + struct mlxsw_sp *mlxsw_sp; + u8 local_port; + u8 stp_state; + u8 learning:1; + u8 learning_sync:1; + u16 pvid; + bool bridged; + /* 802.1Q bridge VLANs */ + unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; + /* VLAN interfaces */ + unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)]; + u16 nr_vfids; +}; + +enum mlxsw_sp_flood_table { + MLXSW_SP_FLOOD_TABLE_UC, + MLXSW_SP_FLOOD_TABLE_BM, +}; + +int mlxsw_sp_buffers_init(struct mlxsw_sp *mlxsw_sp); +int mlxsw_sp_port_buffers_init(struct mlxsw_sp_port *mlxsw_sp_port); + +int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp); +void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp); +int mlxsw_sp_port_vlan_init(struct mlxsw_sp_port *mlxsw_sp_port); +void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port); +void mlxsw_sp_port_switchdev_fini(struct mlxsw_sp_port *mlxsw_sp_port); +int mlxsw_sp_port_vid_to_fid_set(struct mlxsw_sp_port *mlxsw_sp_port, + enum mlxsw_reg_svfa_mt mt, bool valid, u16 fid, + u16 vid); +int mlxsw_sp_port_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin, + u16 vid_end, bool is_member, bool untagged); +int mlxsw_sp_port_add_vid(struct net_device *dev, __be16 __always_unused proto, + u16 vid); +int mlxsw_sp_port_kill_vid(struct net_device *dev, + __be16 __always_unused proto, u16 vid); + +#endif |