212 lines
6.4 KiB
C
212 lines
6.4 KiB
C
/*
|
|
* drivers/net/ethernet/mellanox/mlxsw/core.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_CORE_H
|
|
#define _MLXSW_CORE_H
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/device.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/gfp.h>
|
|
#include <linux/types.h>
|
|
#include <linux/skbuff.h>
|
|
|
|
#include "trap.h"
|
|
#include "reg.h"
|
|
|
|
#include "cmd.h"
|
|
|
|
#define MLXSW_MODULE_ALIAS_PREFIX "mlxsw-driver-"
|
|
#define MODULE_MLXSW_DRIVER_ALIAS(kind) \
|
|
MODULE_ALIAS(MLXSW_MODULE_ALIAS_PREFIX kind)
|
|
|
|
#define MLXSW_DEVICE_KIND_SWITCHX2 "switchx2"
|
|
|
|
struct mlxsw_core;
|
|
struct mlxsw_driver;
|
|
struct mlxsw_bus;
|
|
struct mlxsw_bus_info;
|
|
|
|
int mlxsw_core_driver_register(struct mlxsw_driver *mlxsw_driver);
|
|
void mlxsw_core_driver_unregister(struct mlxsw_driver *mlxsw_driver);
|
|
|
|
int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info,
|
|
const struct mlxsw_bus *mlxsw_bus,
|
|
void *bus_priv);
|
|
void mlxsw_core_bus_device_unregister(struct mlxsw_core *mlxsw_core);
|
|
|
|
struct mlxsw_tx_info {
|
|
u8 local_port;
|
|
bool is_emad;
|
|
};
|
|
|
|
bool mlxsw_core_skb_transmit_busy(void *driver_priv,
|
|
const struct mlxsw_tx_info *tx_info);
|
|
|
|
int mlxsw_core_skb_transmit(void *driver_priv, struct sk_buff *skb,
|
|
const struct mlxsw_tx_info *tx_info);
|
|
|
|
struct mlxsw_rx_listener {
|
|
void (*func)(struct sk_buff *skb, u8 local_port, void *priv);
|
|
u8 local_port;
|
|
u16 trap_id;
|
|
};
|
|
|
|
struct mlxsw_event_listener {
|
|
void (*func)(const struct mlxsw_reg_info *reg,
|
|
char *payload, void *priv);
|
|
enum mlxsw_event_trap_id trap_id;
|
|
};
|
|
|
|
int mlxsw_core_rx_listener_register(struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_rx_listener *rxl,
|
|
void *priv);
|
|
void mlxsw_core_rx_listener_unregister(struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_rx_listener *rxl,
|
|
void *priv);
|
|
|
|
int mlxsw_core_event_listener_register(struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_event_listener *el,
|
|
void *priv);
|
|
void mlxsw_core_event_listener_unregister(struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_event_listener *el,
|
|
void *priv);
|
|
|
|
int mlxsw_reg_query(struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_reg_info *reg, char *payload);
|
|
int mlxsw_reg_write(struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_reg_info *reg, char *payload);
|
|
|
|
struct mlxsw_rx_info {
|
|
u16 sys_port;
|
|
int trap_id;
|
|
};
|
|
|
|
void mlxsw_core_skb_receive(struct mlxsw_core *mlxsw_core, struct sk_buff *skb,
|
|
struct mlxsw_rx_info *rx_info);
|
|
|
|
#define MLXSW_CONFIG_PROFILE_SWID_COUNT 8
|
|
|
|
struct mlxsw_swid_config {
|
|
u8 used_type:1,
|
|
used_properties:1;
|
|
u8 type;
|
|
u8 properties;
|
|
};
|
|
|
|
struct mlxsw_config_profile {
|
|
u16 used_max_vepa_channels:1,
|
|
used_max_lag:1,
|
|
used_max_port_per_lag:1,
|
|
used_max_mid:1,
|
|
used_max_pgt:1,
|
|
used_max_system_port:1,
|
|
used_max_vlan_groups:1,
|
|
used_max_regions:1,
|
|
used_flood_tables:1,
|
|
used_flood_mode:1,
|
|
used_max_ib_mc:1,
|
|
used_max_pkey:1,
|
|
used_ar_sec:1,
|
|
used_adaptive_routing_group_cap:1;
|
|
u8 max_vepa_channels;
|
|
u16 max_lag;
|
|
u16 max_port_per_lag;
|
|
u16 max_mid;
|
|
u16 max_pgt;
|
|
u16 max_system_port;
|
|
u16 max_vlan_groups;
|
|
u16 max_regions;
|
|
u8 max_flood_tables;
|
|
u8 max_vid_flood_tables;
|
|
u8 flood_mode;
|
|
u8 max_fid_offset_flood_tables;
|
|
u16 fid_offset_flood_table_size;
|
|
u8 max_fid_flood_tables;
|
|
u16 fid_flood_table_size;
|
|
u16 max_ib_mc;
|
|
u16 max_pkey;
|
|
u8 ar_sec;
|
|
u16 adaptive_routing_group_cap;
|
|
u8 arn;
|
|
struct mlxsw_swid_config swid_config[MLXSW_CONFIG_PROFILE_SWID_COUNT];
|
|
};
|
|
|
|
struct mlxsw_driver {
|
|
struct list_head list;
|
|
const char *kind;
|
|
struct module *owner;
|
|
size_t priv_size;
|
|
int (*init)(void *driver_priv, struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_bus_info *mlxsw_bus_info);
|
|
void (*fini)(void *driver_priv);
|
|
void (*txhdr_construct)(struct sk_buff *skb,
|
|
const struct mlxsw_tx_info *tx_info);
|
|
u8 txhdr_len;
|
|
const struct mlxsw_config_profile *profile;
|
|
};
|
|
|
|
struct mlxsw_bus {
|
|
const char *kind;
|
|
int (*init)(void *bus_priv, struct mlxsw_core *mlxsw_core,
|
|
const struct mlxsw_config_profile *profile);
|
|
void (*fini)(void *bus_priv);
|
|
bool (*skb_transmit_busy)(void *bus_priv,
|
|
const struct mlxsw_tx_info *tx_info);
|
|
int (*skb_transmit)(void *bus_priv, struct sk_buff *skb,
|
|
const struct mlxsw_tx_info *tx_info);
|
|
int (*cmd_exec)(void *bus_priv, u16 opcode, u8 opcode_mod,
|
|
u32 in_mod, bool out_mbox_direct,
|
|
char *in_mbox, size_t in_mbox_size,
|
|
char *out_mbox, size_t out_mbox_size,
|
|
u8 *p_status);
|
|
};
|
|
|
|
struct mlxsw_bus_info {
|
|
const char *device_kind;
|
|
const char *device_name;
|
|
struct device *dev;
|
|
struct {
|
|
u16 major;
|
|
u16 minor;
|
|
u16 subminor;
|
|
} fw_rev;
|
|
u8 vsd[MLXSW_CMD_BOARDINFO_VSD_LEN];
|
|
u8 psid[MLXSW_CMD_BOARDINFO_PSID_LEN];
|
|
};
|
|
|
|
#endif
|