aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.h')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.h122
1 files changed, 122 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..4365c8bccc6d
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -0,0 +1,122 @@
+/*
+ * 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,
+ learning_sync:1,
+ uc_flood:1,
+ bridged:1;
+ u16 pvid;
+ /* 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