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/*
* Copyright (c) 2015, Mellanox Technologies, Ltd. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __MLX5_ESWITCH_H__
#define __MLX5_ESWITCH_H__
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/atomic.h>
#include <linux/xarray.h>
#include <net/devlink.h>
#include <linux/mlx5/device.h>
#include <linux/mlx5/eswitch.h>
#include <linux/mlx5/vport.h>
#include <linux/mlx5/fs.h>
#include "lib/mpfs.h"
#include "lib/fs_chains.h"
#include "sf/sf.h"
#include "en/tc_ct.h"
#include "en/tc/sample.h"
enum mlx5_mapped_obj_type {
MLX5_MAPPED_OBJ_CHAIN,
MLX5_MAPPED_OBJ_SAMPLE,
MLX5_MAPPED_OBJ_INT_PORT_METADATA,
};
struct mlx5_mapped_obj {
enum mlx5_mapped_obj_type type;
union {
u32 chain;
struct {
u32 group_id;
u32 rate;
u32 trunc_size;
u32 tunnel_id;
} sample;
u32 int_port_metadata;
};
};
#ifdef CONFIG_MLX5_ESWITCH
#define ESW_OFFLOADS_DEFAULT_NUM_GROUPS 15
#define MLX5_MAX_UC_PER_VPORT(dev) \
(1 << MLX5_CAP_GEN(dev, log_max_current_uc_list))
#define MLX5_MAX_MC_PER_VPORT(dev) \
(1 << MLX5_CAP_GEN(dev, log_max_current_mc_list))
#define mlx5_esw_has_fwd_fdb(dev) \
MLX5_CAP_ESW_FLOWTABLE(dev, fdb_multi_path_to_table)
#define esw_chains(esw) \
((esw)->fdb_table.offloads.esw_chains_priv)
enum {
MAPPING_TYPE_CHAIN,
MAPPING_TYPE_TUNNEL,
MAPPING_TYPE_TUNNEL_ENC_OPTS,
MAPPING_TYPE_LABELS,
MAPPING_TYPE_ZONE,
MAPPING_TYPE_INT_PORT,
};
struct vport_ingress {
struct mlx5_flow_table *acl;
struct mlx5_flow_handle *allow_rule;
struct {
struct mlx5_flow_group *allow_spoofchk_only_grp;
struct mlx5_flow_group *allow_untagged_spoofchk_grp;
struct mlx5_flow_group *allow_untagged_only_grp;
struct mlx5_flow_group *drop_grp;
struct mlx5_flow_handle *drop_rule;
struct mlx5_fc *drop_counter;
} legacy;
struct {
/* Optional group to add an FTE to do internal priority
* tagging on ingress packets.
*/
struct mlx5_flow_group *metadata_prio_tag_grp;
/* Group to add default match-all FTE entry to tag ingress
* packet with metadata.
*/
struct mlx5_flow_group *metadata_allmatch_grp;
/* Optional group to add a drop all rule */
struct mlx5_flow_group *drop_grp;
struct mlx5_modify_hdr *modify_metadata;
struct mlx5_flow_handle *modify_metadata_rule;
struct mlx5_flow_handle *drop_rule;
} offloads;
};
struct vport_egress {
struct mlx5_flow_table *acl;
struct mlx5_flow_handle *allowed_vlan;
struct mlx5_flow_group *vlan_grp;
union {
struct {
struct mlx5_flow_group *drop_grp;
struct mlx5_flow_handle *drop_rule;
struct mlx5_fc *drop_counter;
} legacy;
struct {
struct mlx5_flow_group *fwd_grp;
struct mlx5_flow_handle *fwd_rule;
struct mlx5_flow_handle *bounce_rule;
struct mlx5_flow_group *bounce_grp;
} offloads;
};
};
struct mlx5_vport_drop_stats {
u64 rx_dropped;
u64 tx_dropped;
};
struct mlx5_vport_info {
u8 mac[ETH_ALEN];
u16 vlan;
u64 node_guid;
int link_state;
u8 qos;
u8 spoofchk: 1;
u8 trusted: 1;
};
/* Vport context events */
enum mlx5_eswitch_vport_event {
MLX5_VPORT_UC_ADDR_CHANGE = BIT(0),
MLX5_VPORT_MC_ADDR_CHANGE = BIT(1),
MLX5_VPORT_PROMISC_CHANGE = BIT(3),
};
struct mlx5_vport {
struct mlx5_core_dev *dev;
struct hlist_head uc_list[MLX5_L2_ADDR_HASH_SIZE];
struct hlist_head mc_list[MLX5_L2_ADDR_HASH_SIZE];
struct mlx5_flow_handle *promisc_rule;
struct mlx5_flow_handle *allmulti_rule;
struct work_struct vport_change_handler;
struct vport_ingress ingress;
struct vport_egress egress;
u32 default_metadata;
u32 metadata;
struct mlx5_vport_info info;
struct {
bool enabled;
u32 esw_tsar_ix;
u32 bw_share;
u32 min_rate;
u32 max_rate;
struct mlx5_esw_rate_group *group;
} qos;
u16 vport;
bool enabled;
enum mlx5_eswitch_vport_event enabled_events;
int index;
struct devlink_port *dl_port;
struct dentry *dbgfs;
};
struct mlx5_esw_indir_table;
struct mlx5_eswitch_fdb {
union {
struct legacy_fdb {
struct mlx5_flow_table *fdb;
struct mlx5_flow_group *addr_grp;
struct mlx5_flow_group *allmulti_grp;
struct mlx5_flow_group *promisc_grp;
struct mlx5_flow_table *vepa_fdb;
struct mlx5_flow_handle *vepa_uplink_rule;
struct mlx5_flow_handle *vepa_star_rule;
} legacy;
struct offloads_fdb {
struct mlx5_flow_namespace *ns;
struct mlx5_flow_table *tc_miss_table;
struct mlx5_flow_table *slow_fdb;
struct mlx5_flow_group *send_to_vport_grp;
struct mlx5_flow_group *send_to_vport_meta_grp;
struct mlx5_flow_group *peer_miss_grp;
struct mlx5_flow_handle **peer_miss_rules;
struct mlx5_flow_group *miss_grp;
struct mlx5_flow_handle **send_to_vport_meta_rules;
struct mlx5_flow_handle *miss_rule_uni;
struct mlx5_flow_handle *miss_rule_multi;
int vlan_push_pop_refcount;
struct mlx5_fs_chains *esw_chains_priv;
struct {
DECLARE_HASHTABLE(table, 8);
/* Protects vports.table */
struct mutex lock;
} vports;
struct mlx5_esw_indir_table *indir;
} offloads;
};
u32 flags;
};
struct mlx5_esw_offload {
struct mlx5_flow_table *ft_offloads_restore;
struct mlx5_flow_group *restore_group;
struct mlx5_modify_hdr *restore_copy_hdr_id;
struct mapping_ctx *reg_c0_obj_pool;
struct mlx5_flow_table *ft_offloads;
struct mlx5_flow_group *vport_rx_group;
struct xarray vport_reps;
struct list_head peer_flows;
struct mutex peer_mutex;
struct mutex encap_tbl_lock; /* protects encap_tbl */
DECLARE_HASHTABLE(encap_tbl, 8);
struct mutex decap_tbl_lock; /* protects decap_tbl */
DECLARE_HASHTABLE(decap_tbl, 8);
struct mod_hdr_tbl mod_hdr;
DECLARE_HASHTABLE(termtbl_tbl, 8);
struct mutex termtbl_mutex; /* protects termtbl hash */
struct xarray vhca_map;
const struct mlx5_eswitch_rep_ops *rep_ops[NUM_REP_TYPES];
u8 inline_mode;
atomic64_t num_flows;
enum devlink_eswitch_encap_mode encap;
struct ida vport_metadata_ida;
unsigned int host_number; /* ECPF supports one external host */
};
/* E-Switch MC FDB table hash node */
struct esw_mc_addr { /* SRIOV only */
struct l2addr_node node;
struct mlx5_flow_handle *uplink_rule; /* Forward to uplink rule */
u32 refcnt;
};
struct mlx5_host_work {
struct work_struct work;
struct mlx5_eswitch *esw;
};
struct mlx5_esw_functions {
struct mlx5_nb nb;
u16 num_vfs;
};
enum {
MLX5_ESWITCH_VPORT_MATCH_METADATA = BIT(0),
MLX5_ESWITCH_REG_C1_LOOPBACK_ENABLED = BIT(1),
MLX5_ESWITCH_VPORT_ACL_NS_CREATED = BIT(2),
};
struct mlx5_esw_bridge_offloads;
enum {
MLX5_ESW_FDB_CREATED = BIT(0),
};
struct mlx5_eswitch {
struct mlx5_core_dev *dev;
struct mlx5_nb nb;
struct mlx5_eswitch_fdb fdb_table;
/* legacy data structures */
struct hlist_head mc_table[MLX5_L2_ADDR_HASH_SIZE];
struct esw_mc_addr mc_promisc;
/* end of legacy */
struct workqueue_struct *work_queue;
struct xarray vports;
u32 flags;
int total_vports;
int enabled_vports;
/* Synchronize between vport change events
* and async SRIOV admin state changes
*/
struct mutex state_lock;
/* Protects eswitch mode change that occurs via one or more
* user commands, i.e. sriov state change, devlink commands.
*/
struct rw_semaphore mode_lock;
atomic64_t user_count;
struct {
u32 root_tsar_ix;
struct mlx5_esw_rate_group *group0;
struct list_head groups; /* Protected by esw->state_lock */
/* Protected by esw->state_lock.
* Initially 0, meaning no QoS users and QoS is disabled.
*/
refcount_t refcnt;
} qos;
struct mlx5_esw_bridge_offloads *br_offloads;
struct mlx5_esw_offload offloads;
int mode;
u16 manager_vport;
u16 first_host_vport;
struct mlx5_esw_functions esw_funcs;
struct {
u32 large_group_num;
} params;
struct blocking_notifier_head n_head;
struct dentry *dbgfs;
};
void esw_offloads_disable(struct mlx5_eswitch *esw);
int esw_offloads_enable(struct mlx5_eswitch *esw);
void esw_offloads_cleanup_reps(struct mlx5_eswitch *esw);
int esw_offloads_init_reps(struct mlx5_eswitch *esw);
void esw_offloads_del_send_to_vport_meta_rules(struct mlx5_eswitch *esw);
bool mlx5_esw_vport_match_metadata_supported(const struct mlx5_eswitch *esw);
int mlx5_esw_offloads_vport_metadata_set(struct mlx5_eswitch *esw, bool enable);
u32 mlx5_esw_match_metadata_alloc(struct mlx5_eswitch *esw);
void mlx5_esw_match_metadata_free(struct mlx5_eswitch *esw, u32 metadata);
int mlx5_esw_qos_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, u32 rate_mbps);
/* E-Switch API */
int mlx5_eswitch_init(struct mlx5_core_dev *dev);
void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw);
#define MLX5_ESWITCH_IGNORE_NUM_VFS (-1)
int mlx5_eswitch_enable_locked(struct mlx5_eswitch *esw, int num_vfs);
int mlx5_eswitch_enable(struct mlx5_eswitch *esw, int num_vfs);
void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw, bool clear_vf);
void mlx5_eswitch_disable_locked(struct mlx5_eswitch *esw);
void mlx5_eswitch_disable(struct mlx5_eswitch *esw);
int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw,
u16 vport, const u8 *mac);
int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw,
u16 vport, int link_state);
int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw,
u16 vport, u16 vlan, u8 qos);
int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw,
u16 vport, bool spoofchk);
int mlx5_eswitch_set_vport_trust(struct mlx5_eswitch *esw,
u16 vport_num, bool setting);
int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, u16 vport,
u32 max_rate, u32 min_rate);
int mlx5_esw_qos_vport_update_group(struct mlx5_eswitch *esw,
struct mlx5_vport *vport,
struct mlx5_esw_rate_group *group,
struct netlink_ext_ack *extack);
int mlx5_eswitch_set_vepa(struct mlx5_eswitch *esw, u8 setting);
int mlx5_eswitch_get_vepa(struct mlx5_eswitch *esw, u8 *setting);
int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw,
u16 vport, struct ifla_vf_info *ivi);
int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw,
u16 vport,
struct ifla_vf_stats *vf_stats);
void mlx5_eswitch_del_send_to_vport_rule(struct mlx5_flow_handle *rule);
int mlx5_eswitch_modify_esw_vport_context(struct mlx5_core_dev *dev, u16 vport,
bool other_vport, void *in);
struct mlx5_flow_spec;
struct mlx5_esw_flow_attr;
struct mlx5_termtbl_handle;
bool
mlx5_eswitch_termtbl_required(struct mlx5_eswitch *esw,
struct mlx5_flow_attr *attr,
struct mlx5_flow_act *flow_act,
struct mlx5_flow_spec *spec);
struct mlx5_flow_handle *
mlx5_eswitch_add_termtbl_rule(struct mlx5_eswitch *esw,
struct mlx5_flow_table *ft,
struct mlx5_flow_spec *spec,
struct mlx5_esw_flow_attr *attr,
struct mlx5_flow_act *flow_act,
struct mlx5_flow_destination *dest,
int num_dest);
void
mlx5_eswitch_termtbl_put(struct mlx5_eswitch *esw,
struct mlx5_termtbl_handle *tt);
void
mlx5_eswitch_clear_rule_source_port(struct mlx5_eswitch *esw, struct mlx5_flow_spec *spec);
struct mlx5_flow_handle *
mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw,
struct mlx5_flow_spec *spec,
struct mlx5_flow_attr *attr);
struct mlx5_flow_handle *
mlx5_eswitch_add_fwd_rule(struct mlx5_eswitch *esw,
struct mlx5_flow_spec *spec,
struct mlx5_flow_attr *attr);
void
mlx5_eswitch_del_offloaded_rule(struct mlx5_eswitch *esw,
struct mlx5_flow_handle *rule,
struct mlx5_flow_attr *attr);
void
mlx5_eswitch_del_fwd_rule(struct mlx5_eswitch *esw,
struct mlx5_flow_handle *rule,
struct mlx5_flow_attr *attr);
struct mlx5_flow_handle *
mlx5_eswitch_create_vport_rx_rule(struct mlx5_eswitch *esw, u16 vport,
struct mlx5_flow_destination *dest);
enum {
SET_VLAN_STRIP = BIT(0),
SET_VLAN_INSERT = BIT(1)
};
enum mlx5_flow_match_level {
MLX5_MATCH_NONE = MLX5_INLINE_MODE_NONE,
MLX5_MATCH_L2 = MLX5_INLINE_MODE_L2,
MLX5_MATCH_L3 = MLX5_INLINE_MODE_IP,
MLX5_MATCH_L4 = MLX5_INLINE_MODE_TCP_UDP,
};
/* current maximum for flow based vport multicasting */
#define MLX5_MAX_FLOW_FWD_VPORTS 32
enum {
MLX5_ESW_DEST_ENCAP = BIT(0),
MLX5_ESW_DEST_ENCAP_VALID = BIT(1),
MLX5_ESW_DEST_CHAIN_WITH_SRC_PORT_CHANGE = BIT(2),
};
struct mlx5_esw_flow_attr {
struct mlx5_eswitch_rep *in_rep;
struct mlx5_core_dev *in_mdev;
struct mlx5_core_dev *counter_dev;
struct mlx5e_tc_int_port *dest_int_port;
struct mlx5e_tc_int_port *int_port;
int split_count;
int out_count;
__be16 vlan_proto[MLX5_FS_VLAN_DEPTH];
u16 vlan_vid[MLX5_FS_VLAN_DEPTH];
u8 vlan_prio[MLX5_FS_VLAN_DEPTH];
u8 total_vlan;
struct {
u32 flags;
struct mlx5_eswitch_rep *rep;
struct mlx5_pkt_reformat *pkt_reformat;
struct mlx5_core_dev *mdev;
struct mlx5_termtbl_handle *termtbl;
int src_port_rewrite_act_id;
} dests[MLX5_MAX_FLOW_FWD_VPORTS];
struct mlx5_rx_tun_attr *rx_tun_attr;
struct ethhdr eth;
struct mlx5_pkt_reformat *decap_pkt_reformat;
};
int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode,
struct netlink_ext_ack *extack);
int mlx5_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode);
int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode,
struct netlink_ext_ack *extack);
int mlx5_devlink_eswitch_inline_mode_get(struct devlink *devlink, u8 *mode);
int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink,
enum devlink_eswitch_encap_mode encap,
struct netlink_ext_ack *extack);
int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink,
enum devlink_eswitch_encap_mode *encap);
int mlx5_devlink_port_function_hw_addr_get(struct devlink_port *port,
u8 *hw_addr, int *hw_addr_len,
struct netlink_ext_ack *extack);
int mlx5_devlink_port_function_hw_addr_set(struct devlink_port *port,
const u8 *hw_addr, int hw_addr_len,
struct netlink_ext_ack *extack);
void *mlx5_eswitch_get_uplink_priv(struct mlx5_eswitch *esw, u8 rep_type);
int mlx5_eswitch_add_vlan_action(struct mlx5_eswitch *esw,
struct mlx5_flow_attr *attr);
int mlx5_eswitch_del_vlan_action(struct mlx5_eswitch *esw,
struct mlx5_flow_attr *attr);
int __mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw,
u16 vport, u16 vlan, u8 qos, u8 set_flags);
static inline bool mlx5_eswitch_vlan_actions_supported(struct mlx5_core_dev *dev,
u8 vlan_depth)
{
bool ret = MLX5_CAP_ESW_FLOWTABLE_FDB(dev, pop_vlan) &&
MLX5_CAP_ESW_FLOWTABLE_FDB(dev, push_vlan);
if (vlan_depth == 1)
return ret;
return ret && MLX5_CAP_ESW_FLOWTABLE_FDB(dev, pop_vlan_2) &&
MLX5_CAP_ESW_FLOWTABLE_FDB(dev, push_vlan_2);
}
bool mlx5_esw_multipath_prereq(struct mlx5_core_dev *dev0,
struct mlx5_core_dev *dev1);
const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev);
#define MLX5_DEBUG_ESWITCH_MASK BIT(3)
#define esw_info(__dev, format, ...) \
dev_info((__dev)->device, "E-Switch: " format, ##__VA_ARGS__)
#define esw_warn(__dev, format, ...) \
dev_warn((__dev)->device, "E-Switch: " format, ##__VA_ARGS__)
#define esw_debug(dev, format, ...) \
mlx5_core_dbg_mask(dev, MLX5_DEBUG_ESWITCH_MASK, format, ##__VA_ARGS__)
static inline bool mlx5_esw_allowed(const struct mlx5_eswitch *esw)
{
return esw && MLX5_ESWITCH_MANAGER(esw->dev);
}
/* The returned number is valid only when the dev is eswitch manager. */
static inline u16 mlx5_eswitch_manager_vport(struct mlx5_core_dev *dev)
{
return mlx5_core_is_ecpf_esw_manager(dev) ?
MLX5_VPORT_ECPF : MLX5_VPORT_PF;
}
static inline bool
mlx5_esw_is_manager_vport(const struct mlx5_eswitch *esw, u16 vport_num)
{
return esw->manager_vport == vport_num;
}
static inline u16 mlx5_eswitch_first_host_vport_num(struct mlx5_core_dev *dev)
{
return mlx5_core_is_ecpf_esw_manager(dev) ?
MLX5_VPORT_PF : MLX5_VPORT_FIRST_VF;
}
static inline bool mlx5_eswitch_is_funcs_handler(const struct mlx5_core_dev *dev)
{
return mlx5_core_is_ecpf_esw_manager(dev);
}
static inline unsigned int
mlx5_esw_vport_to_devlink_port_index(const struct mlx5_core_dev *dev,
u16 vport_num)
{
return (MLX5_CAP_GEN(dev, vhca_id) << 16) | vport_num;
}
static inline u16
mlx5_esw_devlink_port_index_to_vport_num(unsigned int dl_port_index)
{
return dl_port_index & 0xffff;
}
static inline bool mlx5_esw_is_fdb_created(struct mlx5_eswitch *esw)
{
return esw->fdb_table.flags & MLX5_ESW_FDB_CREATED;
}
/* TODO: This mlx5e_tc function shouldn't be called by eswitch */
void mlx5e_tc_clean_fdb_peer_flows(struct mlx5_eswitch *esw);
/* Each mark identifies eswitch vport type.
* MLX5_ESW_VPT_HOST_FN is used to identify both PF and VF ports using
* a single mark.
* MLX5_ESW_VPT_VF identifies a SRIOV VF vport.
* MLX5_ESW_VPT_SF identifies SF vport.
*/
#define MLX5_ESW_VPT_HOST_FN XA_MARK_0
#define MLX5_ESW_VPT_VF XA_MARK_1
#define MLX5_ESW_VPT_SF XA_MARK_2
/* The vport iterator is valid only after vport are initialized in mlx5_eswitch_init.
* Borrowed the idea from xa_for_each_marked() but with support for desired last element.
*/
#define mlx5_esw_for_each_vport(esw, index, vport) \
xa_for_each(&((esw)->vports), index, vport)
#define mlx5_esw_for_each_entry_marked(xa, index, entry, last, filter) \
for (index = 0, entry = xa_find(xa, &index, last, filter); \
entry; entry = xa_find_after(xa, &index, last, filter))
#define mlx5_esw_for_each_vport_marked(esw, index, vport, last, filter) \
mlx5_esw_for_each_entry_marked(&((esw)->vports), index, vport, last, filter)
#define mlx5_esw_for_each_vf_vport(esw, index, vport, last) \
mlx5_esw_for_each_vport_marked(esw, index, vport, last, MLX5_ESW_VPT_VF)
#define mlx5_esw_for_each_host_func_vport(esw, index, vport, last) \
mlx5_esw_for_each_vport_marked(esw, index, vport, last, MLX5_ESW_VPT_HOST_FN)
struct mlx5_eswitch *mlx5_devlink_eswitch_get(struct devlink *devlink);
struct mlx5_vport *__must_check
mlx5_eswitch_get_vport(struct mlx5_eswitch *esw, u16 vport_num);
bool mlx5_eswitch_is_vf_vport(struct mlx5_eswitch *esw, u16 vport_num);
bool mlx5_esw_is_sf_vport(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_esw_funcs_changed_handler(struct notifier_block *nb, unsigned long type, void *data);
int
mlx5_eswitch_enable_pf_vf_vports(struct mlx5_eswitch *esw,
enum mlx5_eswitch_vport_event enabled_events);
void mlx5_eswitch_disable_pf_vf_vports(struct mlx5_eswitch *esw);
int mlx5_esw_vport_enable(struct mlx5_eswitch *esw, u16 vport_num,
enum mlx5_eswitch_vport_event enabled_events);
void mlx5_esw_vport_disable(struct mlx5_eswitch *esw, u16 vport_num);
int
esw_vport_create_offloads_acl_tables(struct mlx5_eswitch *esw,
struct mlx5_vport *vport);
void
esw_vport_destroy_offloads_acl_tables(struct mlx5_eswitch *esw,
struct mlx5_vport *vport);
struct esw_vport_tbl_namespace {
int max_fte;
int max_num_groups;
u32 flags;
};
struct mlx5_vport_tbl_attr {
u32 chain;
u16 prio;
u16 vport;
const struct esw_vport_tbl_namespace *vport_ns;
};
struct mlx5_flow_table *
mlx5_esw_vporttbl_get(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr);
void
mlx5_esw_vporttbl_put(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr);
struct mlx5_flow_handle *
esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag);
int esw_offloads_load_rep(struct mlx5_eswitch *esw, u16 vport_num);
void esw_offloads_unload_rep(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_esw_offloads_rep_load(struct mlx5_eswitch *esw, u16 vport_num);
void mlx5_esw_offloads_rep_unload(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_eswitch_load_vport(struct mlx5_eswitch *esw, u16 vport_num,
enum mlx5_eswitch_vport_event enabled_events);
void mlx5_eswitch_unload_vport(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_eswitch_load_vf_vports(struct mlx5_eswitch *esw, u16 num_vfs,
enum mlx5_eswitch_vport_event enabled_events);
void mlx5_eswitch_unload_vf_vports(struct mlx5_eswitch *esw, u16 num_vfs);
int mlx5_esw_offloads_devlink_port_register(struct mlx5_eswitch *esw, u16 vport_num);
void mlx5_esw_offloads_devlink_port_unregister(struct mlx5_eswitch *esw, u16 vport_num);
struct devlink_port *mlx5_esw_offloads_devlink_port(struct mlx5_eswitch *esw, u16 vport_num);
void mlx5_esw_vport_debugfs_create(struct mlx5_eswitch *esw, u16 vport_num, bool is_sf, u16 sf_num);
void mlx5_esw_vport_debugfs_destroy(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_esw_devlink_sf_port_register(struct mlx5_eswitch *esw, struct devlink_port *dl_port,
u16 vport_num, u32 controller, u32 sfnum);
void mlx5_esw_devlink_sf_port_unregister(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_esw_offloads_sf_vport_enable(struct mlx5_eswitch *esw, struct devlink_port *dl_port,
u16 vport_num, u32 controller, u32 sfnum);
void mlx5_esw_offloads_sf_vport_disable(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_esw_sf_max_hpf_functions(struct mlx5_core_dev *dev, u16 *max_sfs, u16 *sf_base_id);
int mlx5_esw_vport_vhca_id_set(struct mlx5_eswitch *esw, u16 vport_num);
void mlx5_esw_vport_vhca_id_clear(struct mlx5_eswitch *esw, u16 vport_num);
int mlx5_eswitch_vhca_id_to_vport(struct mlx5_eswitch *esw, u16 vhca_id, u16 *vport_num);
/**
* mlx5_esw_event_info - Indicates eswitch mode changed/changing.
*
* @new_mode: New mode of eswitch.
*/
struct mlx5_esw_event_info {
u16 new_mode;
};
int mlx5_esw_event_notifier_register(struct mlx5_eswitch *esw, struct notifier_block *n);
void mlx5_esw_event_notifier_unregister(struct mlx5_eswitch *esw, struct notifier_block *n);
bool mlx5_esw_hold(struct mlx5_core_dev *dev);
void mlx5_esw_release(struct mlx5_core_dev *dev);
void mlx5_esw_get(struct mlx5_core_dev *dev);
void mlx5_esw_put(struct mlx5_core_dev *dev);
int mlx5_esw_try_lock(struct mlx5_eswitch *esw);
void mlx5_esw_unlock(struct mlx5_eswitch *esw);
void esw_vport_change_handle_locked(struct mlx5_vport *vport);
bool mlx5_esw_offloads_controller_valid(const struct mlx5_eswitch *esw, u32 controller);
int mlx5_eswitch_offloads_config_single_fdb(struct mlx5_eswitch *master_esw,
struct mlx5_eswitch *slave_esw);
void mlx5_eswitch_offloads_destroy_single_fdb(struct mlx5_eswitch *master_esw,
struct mlx5_eswitch *slave_esw);
int mlx5_eswitch_reload_reps(struct mlx5_eswitch *esw);
#else /* CONFIG_MLX5_ESWITCH */
/* eswitch API stubs */
static inline int mlx5_eswitch_init(struct mlx5_core_dev *dev) { return 0; }
static inline void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw) {}
static inline int mlx5_eswitch_enable(struct mlx5_eswitch *esw, int num_vfs) { return 0; }
static inline void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw, bool clear_vf) {}
static inline void mlx5_eswitch_disable(struct mlx5_eswitch *esw) {}
static inline bool mlx5_eswitch_is_funcs_handler(struct mlx5_core_dev *dev) { return false; }
static inline
int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw, u16 vport, int link_state) { return 0; }
static inline const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev)
{
return ERR_PTR(-EOPNOTSUPP);
}
static inline struct mlx5_flow_handle *
esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag)
{
return ERR_PTR(-EOPNOTSUPP);
}
static inline unsigned int
mlx5_esw_vport_to_devlink_port_index(const struct mlx5_core_dev *dev,
u16 vport_num)
{
return vport_num;
}
static inline int
mlx5_eswitch_offloads_config_single_fdb(struct mlx5_eswitch *master_esw,
struct mlx5_eswitch *slave_esw)
{
return 0;
}
static inline void
mlx5_eswitch_offloads_destroy_single_fdb(struct mlx5_eswitch *master_esw,
struct mlx5_eswitch *slave_esw) {}
static inline int
mlx5_eswitch_reload_reps(struct mlx5_eswitch *esw)
{
return 0;
}
#endif /* CONFIG_MLX5_ESWITCH */
#endif /* __MLX5_ESWITCH_H__ */