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Code Issues Releases Activity

Refactor the flowsteering APIs used by mlx5en(4). This change is needed by

Browse Source 
the coming ibcore and mlx5ib updates in order to support traffic redirection
to so-called raw ethernet QPs.

Remove unused E-switch related routines and files while at it.

Sponsored by:	Mellanox Technologies
MFC after:	1 week
This commit is contained in:
Hans Petter Selasky 2017-11-10 09:49:08 +00:00
parent 1529133ab3
commit 5a93b4cd52
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=325638
16 changed files with 4513 additions and 1741 deletions
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4
sys/conf/files
View File

@ -4644,7 +4644,9 @@ dev/mlx5/mlx5_core/mlx5_diagnostics.c optional mlx5 pci \
compile-with "${OFED_C}"
dev/mlx5/mlx5_core/mlx5_eq.c optional mlx5 pci \
compile-with "${OFED_C}"
dev/mlx5/mlx5_core/mlx5_flow_table.c optional mlx5 pci \
dev/mlx5/mlx5_core/mlx5_fs_cmd.c optional mlx5 pci \
compile-with "${OFED_C}"
dev/mlx5/mlx5_core/mlx5_fs_tree.c optional mlx5 pci \
compile-with "${OFED_C}"
dev/mlx5/mlx5_core/mlx5_fw.c optional mlx5 pci \
compile-with "${OFED_C}"

1
sys/dev/mlx5/device.h
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@ -1085,6 +1085,7 @@ enum {
MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
MLX5_FLOW_TABLE_TYPE_SNIFFER_RX = 5,
MLX5_FLOW_TABLE_TYPE_SNIFFER_TX = 6,
MLX5_FLOW_TABLE_TYPE_NIC_RX_RDMA = 7,
};
enum {

7
sys/dev/mlx5/driver.h
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@ -582,6 +582,7 @@ struct mlx5_special_contexts {
int resd_lkey;
};
struct mlx5_flow_root_namespace;
struct mlx5_core_dev {
struct pci_dev *pdev;
char board_id[MLX5_BOARD_ID_LEN];
@ -600,6 +601,12 @@ struct mlx5_core_dev {
u32 issi;
struct mlx5_special_contexts special_contexts;
unsigned int module_status[MLX5_MAX_PORTS];
struct mlx5_flow_root_namespace *root_ns;
struct mlx5_flow_root_namespace *fdb_root_ns;
struct mlx5_flow_root_namespace *esw_egress_root_ns;
struct mlx5_flow_root_namespace *esw_ingress_root_ns;
struct mlx5_flow_root_namespace *sniffer_rx_root_ns;
struct mlx5_flow_root_namespace *sniffer_tx_root_ns;
u32 num_q_counter_allocated[MLX5_INTERFACE_NUMBER];
};

46
sys/dev/mlx5/eswitch_vacl.h
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@ -1,46 +0,0 @@
/*-
* Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef MLX5_ESWITCH_VACL_TABLE_H
#define MLX5_ESWITCH_VACL_TABLE_H
#include <dev/mlx5/driver.h>
void *mlx5_vacl_table_create(struct mlx5_core_dev *dev,
u16 vport, bool is_egress);
void mlx5_vacl_table_cleanup(void *acl_t);
int mlx5_vacl_table_add_vlan(void *acl_t, u16 vlan);
void mlx5_vacl_table_del_vlan(void *acl_t, u16 vlan);
int mlx5_vacl_table_enable_vlan_filter(void *acl_t);
void mlx5_vacl_table_disable_vlan_filter(void *acl_t);
int mlx5_vacl_table_drop_untagged(void *acl_t);
int mlx5_vacl_table_allow_untagged(void *acl_t);
int mlx5_vacl_table_drop_unknown_vlan(void *acl_t);
int mlx5_vacl_table_allow_unknown_vlan(void *acl_t);
int mlx5_vacl_table_set_spoofchk(void *acl_t, bool spoofchk, u8 *vport_mac);
#endif /* MLX5_ESWITCH_VACL_TABLE_H */

56
sys/dev/mlx5/flow_table.h
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@ -1,56 +0,0 @@
/*-
* Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef MLX5_FLOW_TABLE_H
#define MLX5_FLOW_TABLE_H
#include <dev/mlx5/driver.h>
#define MLX5_SET_FLOW_TABLE_ROOT_OPMOD_SET 0x0
#define MLX5_SET_FLOW_TABLE_ROOT_OPMOD_RESET 0x1
struct mlx5_flow_table_group {
u8 log_sz;
u8 match_criteria_enable;
u32 match_criteria[MLX5_ST_SZ_DW(fte_match_param)];
};
void *mlx5_create_flow_table(struct mlx5_core_dev *dev, u8 level, u8 table_type,
u16 vport,
u16 num_groups,
struct mlx5_flow_table_group *group);
void mlx5_destroy_flow_table(void *flow_table);
int mlx5_add_flow_table_entry(void *flow_table, u8 match_criteria_enable,
void *match_criteria, void *flow_context,
u32 *flow_index);
int mlx5_del_flow_table_entry(void *flow_table, u32 flow_index);
u32 mlx5_get_flow_table_id(void *flow_table);
int mlx5_set_flow_table_root(struct mlx5_core_dev *mdev, u16 op_mod,
u8 vport_num, u8 table_type, u32 table_id,
u32 underlay_qpn);
#endif /* MLX5_FLOW_TABLE_H */

232
sys/dev/mlx5/fs.h Normal file
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@ -0,0 +1,232 @@
/*-
* Copyright (c) 2013-2017, Mellanox Technologies, Ltd. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef _MLX5_FS_
#define _MLX5_FS_
#include <linux/list.h>
#include <dev/mlx5/mlx5_ifc.h>
#include <dev/mlx5/device.h>
#include <dev/mlx5/driver.h>
enum {
MLX5_FLOW_CONTEXT_ACTION_FWD_NEXT_PRIO = 1 << 16,
};
/*Flow tag*/
enum {
MLX5_FS_DEFAULT_FLOW_TAG = 0xFFFFFF,
MLX5_FS_ETH_FLOW_TAG = 0xFFFFFE,
MLX5_FS_SNIFFER_FLOW_TAG = 0xFFFFFD,
};
enum {
MLX5_FS_FLOW_TAG_MASK = 0xFFFFFF,
};
#define FS_MAX_TYPES 10
#define FS_MAX_ENTRIES 32000U
enum mlx5_flow_namespace_type {
MLX5_FLOW_NAMESPACE_BYPASS,
MLX5_FLOW_NAMESPACE_KERNEL,
MLX5_FLOW_NAMESPACE_LEFTOVERS,
MLX5_FLOW_NAMESPACE_SNIFFER_RX,
MLX5_FLOW_NAMESPACE_SNIFFER_TX,
MLX5_FLOW_NAMESPACE_FDB,
MLX5_FLOW_NAMESPACE_ESW_EGRESS,
MLX5_FLOW_NAMESPACE_ESW_INGRESS,
};
struct mlx5_flow_table;
struct mlx5_flow_group;
struct mlx5_flow_rule;
struct mlx5_flow_namespace;
struct mlx5_flow_spec {
u8 match_criteria_enable;
u32 match_criteria[MLX5_ST_SZ_DW(fte_match_param)];
u32 match_value[MLX5_ST_SZ_DW(fte_match_param)];
};
struct mlx5_flow_destination {
u32 type;
union {
u32 tir_num;
struct mlx5_flow_table *ft;
u32 vport_num;
};
};
#define FT_NAME_STR_SZ 20
#define LEFTOVERS_RULE_NUM 2
static inline void build_leftovers_ft_param(char *name,
unsigned int *priority,
int *n_ent,
int *n_grp)
{
snprintf(name, FT_NAME_STR_SZ, "leftovers");
*priority = 0; /*Priority of leftovers_prio-0*/
*n_ent = LEFTOVERS_RULE_NUM + 1; /*1: star rules*/
*n_grp = LEFTOVERS_RULE_NUM;
}
static inline bool outer_header_zero(u32 *match_criteria)
{
int size = MLX5_ST_SZ_BYTES(fte_match_param);
char *outer_headers_c = MLX5_ADDR_OF(fte_match_param, match_criteria,
outer_headers);
return outer_headers_c[0] == 0 && !memcmp(outer_headers_c,
outer_headers_c + 1,
size - 1);
}
struct mlx5_flow_namespace *
mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
enum mlx5_flow_namespace_type type);
/* The underlying implementation create two more entries for
* chaining flow tables. the user should be aware that if he pass
* max_num_ftes as 2^N it will result in doubled size flow table
*/
struct mlx5_flow_table *
mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns,
int prio,
const char *name,
int num_flow_table_entries,
int max_num_groups);
struct mlx5_flow_table *
mlx5_create_vport_flow_table(struct mlx5_flow_namespace *ns,
u16 vport,
int prio,
const char *name,
int num_flow_table_entries);
struct mlx5_flow_table *
mlx5_create_flow_table(struct mlx5_flow_namespace *ns,
int prio,
const char *name,
int num_flow_table_entries);
int mlx5_destroy_flow_table(struct mlx5_flow_table *ft);
/* inbox should be set with the following values:
* start_flow_index
* end_flow_index
* match_criteria_enable
* match_criteria
*/
struct mlx5_flow_group *
mlx5_create_flow_group(struct mlx5_flow_table *ft, u32 *in);
void mlx5_destroy_flow_group(struct mlx5_flow_group *fg);
/* Single destination per rule.
* Group ID is implied by the match criteria.
*/
struct mlx5_flow_rule *
mlx5_add_flow_rule(struct mlx5_flow_table *ft,
u8 match_criteria_enable,
u32 *match_criteria,
u32 *match_value,
u32 action,
u32 flow_tag,
struct mlx5_flow_destination *dest);
void mlx5_del_flow_rule(struct mlx5_flow_rule *fr);
/*The following API is for sniffer*/
typedef int (*rule_event_fn)(struct mlx5_flow_rule *rule,
bool ctx_changed,
void *client_data,
void *context);
struct mlx5_flow_handler;
struct flow_client_priv_data;
void mlx5e_sniffer_roce_mode_notify(
struct mlx5_core_dev *mdev,
int action);
int mlx5_set_rule_private_data(struct mlx5_flow_rule *rule, struct
mlx5_flow_handler *handler, void
*client_data);
struct mlx5_flow_handler *mlx5_register_rule_notifier(struct mlx5_core_dev *dev,
enum mlx5_flow_namespace_type ns_type,
rule_event_fn add_cb,
rule_event_fn del_cb,
void *context);
void mlx5_unregister_rule_notifier(struct mlx5_flow_handler *handler);
void mlx5_flow_iterate_existing_rules(struct mlx5_flow_namespace *ns,
rule_event_fn cb,
void *context);
void mlx5_get_match_criteria(u32 *match_criteria,
struct mlx5_flow_rule *rule);
void mlx5_get_match_value(u32 *match_value,
struct mlx5_flow_rule *rule);
u8 mlx5_get_match_criteria_enable(struct mlx5_flow_rule *rule);
struct mlx5_flow_rules_list *get_roce_flow_rules(u8 roce_mode);
void mlx5_del_flow_rules_list(struct mlx5_flow_rules_list *rules_list);
struct mlx5_flow_rules_list {
struct list_head head;
};
struct mlx5_flow_rule_node {
struct list_head list;
u32 match_criteria[MLX5_ST_SZ_DW(fte_match_param)];
u32 match_value[MLX5_ST_SZ_DW(fte_match_param)];
u8 match_criteria_enable;
};
struct mlx5_core_fs_mask {
u8 match_criteria_enable;
u32 match_criteria[MLX5_ST_SZ_DW(fte_match_param)];
};
bool fs_match_exact_val(
struct mlx5_core_fs_mask *mask,
void *val1,
void *val2);
bool fs_match_exact_mask(
u8 match_criteria_enable1,
u8 match_criteria_enable2,
void *mask1,
void *mask2);
/**********end API for sniffer**********/
#endif

300
sys/dev/mlx5/mlx5_core/fs_core.h Normal file
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@ -0,0 +1,300 @@
/*-
* Copyright (c) 2013-2017, Mellanox Technologies, Ltd. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef _MLX5_FS_CORE_
#define _MLX5_FS_CORE_
#include <asm/atomic.h>
#include <linux/completion.h>
#include <linux/mutex.h>
#include <dev/mlx5/fs.h>
enum fs_type {
FS_TYPE_NAMESPACE,
FS_TYPE_PRIO,
FS_TYPE_FLOW_TABLE,
FS_TYPE_FLOW_GROUP,
FS_TYPE_FLOW_ENTRY,
FS_TYPE_FLOW_DEST
};
enum fs_ft_type {
FS_FT_NIC_RX = 0x0,
FS_FT_ESW_EGRESS_ACL = 0x2,
FS_FT_ESW_INGRESS_ACL = 0x3,
FS_FT_FDB = 0X4,
FS_FT_SNIFFER_RX = 0x5,
FS_FT_SNIFFER_TX = 0x6
};
enum fs_fte_status {
FS_FTE_STATUS_EXISTING = 1UL << 0,
};
/* Should always be the first variable in the struct */
struct fs_base {
struct list_head list;
struct fs_base *parent;
enum fs_type type;
struct kref refcount;
/* lock the node for writing and traversing */
struct mutex lock;
struct completion complete;
atomic_t users_refcount;
const char *name;
};
struct mlx5_flow_rule {
struct fs_base base;
struct mlx5_flow_destination dest_attr;
struct list_head clients_data;
/*protect clients lits*/
struct mutex clients_lock;
};
struct fs_fte {
struct fs_base base;
u32 val[MLX5_ST_SZ_DW(fte_match_param)];
uint32_t dests_size;
uint32_t flow_tag;
struct list_head dests;
uint32_t index; /* index in ft */
u8 action; /* MLX5_FLOW_CONTEXT_ACTION */
enum fs_fte_status status;
};
struct fs_star_rule {
struct mlx5_flow_group *fg;
struct fs_fte *fte;
};
struct mlx5_flow_table {
struct fs_base base;
/* sorted list by start_index */
struct list_head fgs;
struct {
bool active;
unsigned int max_types;
unsigned int num_types;
} autogroup;
unsigned int max_fte;
unsigned int level;
uint32_t id;
u16 vport;
enum fs_ft_type type;
struct fs_star_rule star_rule;
unsigned int shared_refcount;
};
enum fs_prio_flags {
MLX5_CORE_FS_PRIO_SHARED = 1
};
struct fs_prio {
struct fs_base base;
struct list_head objs; /* each object is a namespace or ft */
unsigned int max_ft;
unsigned int num_ft;
unsigned int max_ns;
unsigned int prio;
/*When create shared flow table, this lock should be taken*/
struct mutex shared_lock;
u8 flags;
};
struct mlx5_flow_namespace {
/* parent == NULL => root ns */
struct fs_base base;
/* sorted by priority number */
struct list_head prios; /* list of fs_prios */
struct list_head list_notifiers;
struct rw_semaphore notifiers_rw_sem;
struct rw_semaphore dests_rw_sem;
};
struct mlx5_flow_root_namespace {
struct mlx5_flow_namespace ns;
struct mlx5_flow_table *ft_level_0;
enum fs_ft_type table_type;
struct mlx5_core_dev *dev;
struct mlx5_flow_table *root_ft;
/* When chaining flow-tables, this lock should be taken */
struct mutex fs_chain_lock;
};
struct mlx5_flow_group {
struct fs_base base;
struct list_head ftes;
struct mlx5_core_fs_mask mask;
uint32_t start_index;
uint32_t max_ftes;
uint32_t num_ftes;
uint32_t id;
};
struct mlx5_flow_handler {
struct list_head list;
rule_event_fn add_dst_cb;
rule_event_fn del_dst_cb;
void *client_context;
struct mlx5_flow_namespace *ns;
};
struct fs_client_priv_data {
struct mlx5_flow_handler *fs_handler;
struct list_head list;
void *client_dst_data;
};
void _fs_remove_node(struct kref *kref);
#define fs_get_obj(v, _base) {v = container_of((_base), typeof(*v), base); }
#define fs_get_parent(v, child) {v = (child)->base.parent ? \
container_of((child)->base.parent, \
typeof(*v), base) : NULL; }
#define fs_list_for_each_entry(pos, cond, root) \
list_for_each_entry(pos, root, base.list) \
if (!(cond)) {} else
#define fs_list_for_each_entry_continue(pos, cond, root) \
list_for_each_entry_continue(pos, root, base.list) \
if (!(cond)) {} else
#define fs_list_for_each_entry_reverse(pos, cond, root) \
list_for_each_entry_reverse(pos, root, base.list) \
if (!(cond)) {} else
#define fs_list_for_each_entry_continue_reverse(pos, cond, root) \
list_for_each_entry_continue_reverse(pos, root, base.list) \
if (!(cond)) {} else
#define fs_for_each_ft(pos, prio) \
fs_list_for_each_entry(pos, (pos)->base.type == FS_TYPE_FLOW_TABLE, \
&(prio)->objs)
#define fs_for_each_ft_reverse(pos, prio) \
fs_list_for_each_entry_reverse(pos, \
(pos)->base.type == FS_TYPE_FLOW_TABLE, \
&(prio)->objs)
#define fs_for_each_ns(pos, prio) \
fs_list_for_each_entry(pos, \
(pos)->base.type == FS_TYPE_NAMESPACE, \
&(prio)->objs)
#define fs_for_each_ns_or_ft_reverse(pos, prio) \
list_for_each_entry_reverse(pos, &(prio)->objs, list) \
if (!((pos)->type == FS_TYPE_NAMESPACE || \
(pos)->type == FS_TYPE_FLOW_TABLE)) {} else
#define fs_for_each_ns_or_ft(pos, prio) \
list_for_each_entry(pos, &(prio)->objs, list) \
if (!((pos)->type == FS_TYPE_NAMESPACE || \
(pos)->type == FS_TYPE_FLOW_TABLE)) {} else
#define fs_for_each_ns_or_ft_continue_reverse(pos, prio) \
list_for_each_entry_continue_reverse(pos, &(prio)->objs, list) \
if (!((pos)->type == FS_TYPE_NAMESPACE || \
(pos)->type == FS_TYPE_FLOW_TABLE)) {} else
#define fs_for_each_ns_or_ft_continue(pos, prio) \
list_for_each_entry_continue(pos, &(prio)->objs, list) \
if (!((pos)->type == FS_TYPE_NAMESPACE || \
(pos)->type == FS_TYPE_FLOW_TABLE)) {} else
#define fs_for_each_prio(pos, ns) \
fs_list_for_each_entry(pos, (pos)->base.type == FS_TYPE_PRIO, \
&(ns)->prios)
#define fs_for_each_prio_reverse(pos, ns) \
fs_list_for_each_entry_reverse(pos, (pos)->base.type == FS_TYPE_PRIO, \
&(ns)->prios)
#define fs_for_each_prio_continue(pos, ns) \
fs_list_for_each_entry_continue(pos, (pos)->base.type == FS_TYPE_PRIO, \
&(ns)->prios)
#define fs_for_each_prio_continue_reverse(pos, ns) \
fs_list_for_each_entry_continue_reverse(pos, \
(pos)->base.type == FS_TYPE_PRIO, \
&(ns)->prios)
#define fs_for_each_fg(pos, ft) \
fs_list_for_each_entry(pos, (pos)->base.type == FS_TYPE_FLOW_GROUP, \
&(ft)->fgs)
#define fs_for_each_fte(pos, fg) \
fs_list_for_each_entry(pos, (pos)->base.type == FS_TYPE_FLOW_ENTRY, \
&(fg)->ftes)
#define fs_for_each_dst(pos, fte) \
fs_list_for_each_entry(pos, (pos)->base.type == FS_TYPE_FLOW_DEST, \
&(fte)->dests)
int mlx5_cmd_fs_create_ft(struct mlx5_core_dev *dev,
u16 vport,
enum fs_ft_type type, unsigned int level,
unsigned int log_size, unsigned int *table_id);
int mlx5_cmd_fs_destroy_ft(struct mlx5_core_dev *dev,
u16 vport,
enum fs_ft_type type, unsigned int table_id);
int mlx5_cmd_fs_create_fg(struct mlx5_core_dev *dev,
u32 *in,
u16 vport,
enum fs_ft_type type, unsigned int table_id,
unsigned int *group_id);
int mlx5_cmd_fs_destroy_fg(struct mlx5_core_dev *dev,
u16 vport,
enum fs_ft_type type, unsigned int table_id,
unsigned int group_id);
int mlx5_cmd_fs_set_fte(struct mlx5_core_dev *dev,
u16 vport,
enum fs_fte_status *fte_status,
u32 *match_val,
enum fs_ft_type type, unsigned int table_id,
unsigned int index, unsigned int group_id,
unsigned int flow_tag,
unsigned short action, int dest_size,
struct list_head *dests); /* mlx5_flow_desination */
int mlx5_cmd_fs_delete_fte(struct mlx5_core_dev *dev,
u16 vport,
enum fs_fte_status *fte_status,
enum fs_ft_type type, unsigned int table_id,
unsigned int index);
int mlx5_cmd_update_root_ft(struct mlx5_core_dev *dev,
enum fs_ft_type type,
unsigned int id);
int mlx5_init_fs(struct mlx5_core_dev *dev);
void mlx5_cleanup_fs(struct mlx5_core_dev *dev);
#endif

803
sys/dev/mlx5/mlx5_core/mlx5_eswitch_vacl.c
View File

@ -1,803 +0,0 @@
/*-
* Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#include <linux/etherdevice.h>
#include <dev/mlx5/driver.h>
#include <dev/mlx5/flow_table.h>
#include <dev/mlx5/eswitch_vacl.h>
#include "mlx5_core.h"
enum {
MLX5_ACL_LOOPBACK_GROUP_IDX = 0,
MLX5_ACL_UNTAGGED_GROUP_IDX = 1,
MLX5_ACL_VLAN_GROUP_IDX = 2,
MLX5_ACL_UNKNOWN_VLAN_GROUP_IDX = 3,
MLX5_ACL_DEFAULT_GROUP_IDX = 4,
MLX5_ACL_GROUPS_NUM,
};
struct mlx_vacl_fr {
bool applied;
u32 fi;
u16 action;
};
struct mlx5_vacl_table {
struct mlx5_core_dev *dev;
u16 vport;
void *ft;
int max_ft_size;
int acl_type;
struct mlx_vacl_fr loopback_fr;
struct mlx_vacl_fr untagged_fr;
struct mlx_vacl_fr unknown_vlan_fr;
struct mlx_vacl_fr default_fr;
bool vlan_filter_enabled;
bool vlan_filter_applied;
unsigned long *vlan_allowed_bitmap;
u32 vlan_fi_table[4096];
bool spoofchk_enabled;
u8 smac[ETH_ALEN];
};
static int mlx5_vacl_table_allow_vlan(void *acl_t, u16 vlan)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
u32 *flow_context = NULL;
void *in_match_criteria = NULL;
void *in_match_value = NULL;
u8 *smac;
int vlan_mc_enable = MLX5_MATCH_OUTER_HEADERS;
int err = 0;
if (!test_bit(vlan, acl_table->vlan_allowed_bitmap))
return -EINVAL;
flow_context = mlx5_vzalloc(MLX5_ST_SZ_BYTES(flow_context));
if (!flow_context) {
err = -ENOMEM;
goto out;
}
in_match_criteria = mlx5_vzalloc(MLX5_ST_SZ_BYTES(fte_match_param));
if (!in_match_criteria) {
err = -ENOMEM;
goto out;
}
/* Apply vlan rule */
MLX5_SET(flow_context, flow_context, action,
MLX5_FLOW_CONTEXT_ACTION_ALLOW);
in_match_value = MLX5_ADDR_OF(flow_context, flow_context, match_value);
MLX5_SET(fte_match_param, in_match_value, outer_headers.cvlan_tag, 1);
MLX5_SET(fte_match_param, in_match_value, outer_headers.first_vid,
vlan);
MLX5_SET(fte_match_param, in_match_criteria, outer_headers.cvlan_tag, 1);
MLX5_SET(fte_match_param, in_match_criteria, outer_headers.first_vid,
0xfff);
if (acl_table->spoofchk_enabled) {
smac = MLX5_ADDR_OF(fte_match_param,
in_match_value,
outer_headers.smac_47_16);
ether_addr_copy(smac, acl_table->smac);
smac = MLX5_ADDR_OF(fte_match_param,
in_match_criteria,
outer_headers.smac_47_16);
memset(smac, 0xff, ETH_ALEN);
}
err = mlx5_add_flow_table_entry(acl_table->ft, vlan_mc_enable,
in_match_criteria, flow_context,
&acl_table->vlan_fi_table[vlan]);
out:
if (flow_context)
vfree(flow_context);
if (in_match_criteria)
vfree(in_match_criteria);
return err;
}
static int mlx5_vacl_table_apply_loopback_filter(void *acl_t, u16 new_action)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
u8 loopback_mc_enable = MLX5_MATCH_MISC_PARAMETERS;
u32 *flow_context = NULL;
void *in_match_criteria = NULL;
void *in_match_value = NULL;
void *mv_misc = NULL;
void *mc_misc = NULL;
int err = 0;
flow_context = mlx5_vzalloc(MLX5_ST_SZ_BYTES(flow_context));
if (!flow_context) {
err = -ENOMEM;
goto out;
}
in_match_criteria = mlx5_vzalloc(MLX5_ST_SZ_BYTES(fte_match_param));
if (!in_match_criteria) {
err = -ENOMEM;
goto out;
}
if (acl_table->loopback_fr.applied)
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->loopback_fr.fi);
/* Apply new loopback rule */
MLX5_SET(flow_context, flow_context, action, new_action);
in_match_value = MLX5_ADDR_OF(flow_context, flow_context, match_value);
mv_misc = MLX5_ADDR_OF(fte_match_param, in_match_value,
misc_parameters);
mc_misc = MLX5_ADDR_OF(fte_match_param, in_match_criteria,
misc_parameters);
MLX5_SET(fte_match_set_misc, mv_misc, source_port, acl_table->vport);
MLX5_SET_TO_ONES(fte_match_set_misc, mc_misc, source_port);
err = mlx5_add_flow_table_entry(acl_table->ft, loopback_mc_enable,
in_match_criteria, flow_context,
&acl_table->loopback_fr.fi);
if (err) {
acl_table->loopback_fr.applied = false;
} else {
acl_table->loopback_fr.applied = true;
acl_table->loopback_fr.action = new_action;
}
out:
if (flow_context)
vfree(flow_context);
if (in_match_criteria)
vfree(in_match_criteria);
return err;
}
static int mlx5_vacl_table_apply_default(void *acl_t, u16 new_action)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
u8 default_mc_enable = 0;
u32 *flow_context = NULL;
void *in_match_criteria = NULL;
int err = 0;
if (!acl_table->spoofchk_enabled)
return -EINVAL;
flow_context = mlx5_vzalloc(MLX5_ST_SZ_BYTES(flow_context));
if (!flow_context) {
err = -ENOMEM;
goto out;
}
in_match_criteria = mlx5_vzalloc(MLX5_ST_SZ_BYTES(fte_match_param));
if (!in_match_criteria) {
err = -ENOMEM;
goto out;
}
if (acl_table->default_fr.applied)
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->default_fr.fi);
/* Apply new default rule */
MLX5_SET(flow_context, flow_context, action, new_action);
err = mlx5_add_flow_table_entry(acl_table->ft, default_mc_enable,
in_match_criteria, flow_context,
&acl_table->default_fr.fi);
if (err) {
acl_table->default_fr.applied = false;
} else {
acl_table->default_fr.applied = true;
acl_table->default_fr.action = new_action;
}
out:
if (flow_context)
vfree(flow_context);
if (in_match_criteria)
vfree(in_match_criteria);
return err;
}
static int mlx5_vacl_table_apply_untagged(void *acl_t, u16 new_action)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
u8 untagged_mc_enable = MLX5_MATCH_OUTER_HEADERS;
u8 *smac;
u32 *flow_context = NULL;
void *in_match_criteria = NULL;
void *in_match_value = NULL;
int err = 0;
flow_context = mlx5_vzalloc(MLX5_ST_SZ_BYTES(flow_context));
if (!flow_context) {
err = -ENOMEM;
goto out;
}
in_match_criteria = mlx5_vzalloc(MLX5_ST_SZ_BYTES(fte_match_param));
if (!in_match_criteria) {
err = -ENOMEM;
goto out;
}
if (acl_table->untagged_fr.applied)
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->untagged_fr.fi);
/* Apply new untagged rule */
MLX5_SET(flow_context, flow_context, action, new_action);
in_match_value = MLX5_ADDR_OF(flow_context, flow_context, match_value);
MLX5_SET(fte_match_param, in_match_value, outer_headers.cvlan_tag, 0);
MLX5_SET(fte_match_param, in_match_criteria, outer_headers.cvlan_tag, 1);
if (acl_table->spoofchk_enabled) {
smac = MLX5_ADDR_OF(fte_match_param,
in_match_value,
outer_headers.smac_47_16);
ether_addr_copy(smac, acl_table->smac);
smac = MLX5_ADDR_OF(fte_match_param,
in_match_criteria,
outer_headers.smac_47_16);
memset(smac, 0xff, ETH_ALEN);
}
err = mlx5_add_flow_table_entry(acl_table->ft, untagged_mc_enable,
in_match_criteria, flow_context,
&acl_table->untagged_fr.fi);
if (err) {
acl_table->untagged_fr.applied = false;
} else {
acl_table->untagged_fr.applied = true;
acl_table->untagged_fr.action = new_action;
}
out:
if (flow_context)
vfree(flow_context);
if (in_match_criteria)
vfree(in_match_criteria);
return err;
}
static int mlx5_vacl_table_apply_unknown_vlan(void *acl_t, u16 new_action)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
u8 default_mc_enable = (!acl_table->spoofchk_enabled) ? 0 :
MLX5_MATCH_OUTER_HEADERS;
u32 *flow_context = NULL;
void *in_match_criteria = NULL;
void *in_match_value = NULL;
u8 *smac;
int err = 0;
flow_context = mlx5_vzalloc(MLX5_ST_SZ_BYTES(flow_context));
if (!flow_context) {
err = -ENOMEM;
goto out;
}
in_match_criteria = mlx5_vzalloc(MLX5_ST_SZ_BYTES(fte_match_param));
if (!in_match_criteria) {
err = -ENOMEM;
goto out;
}
if (acl_table->unknown_vlan_fr.applied)
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->unknown_vlan_fr.fi);
/* Apply new unknown vlan rule */
MLX5_SET(flow_context, flow_context, action, new_action);
if (acl_table->spoofchk_enabled) {
in_match_value = MLX5_ADDR_OF(flow_context, flow_context,
match_value);
smac = MLX5_ADDR_OF(fte_match_param,
in_match_value,
outer_headers.smac_47_16);
ether_addr_copy(smac, acl_table->smac);
smac = MLX5_ADDR_OF(fte_match_param,
in_match_criteria,
outer_headers.smac_47_16);
memset(smac, 0xff, ETH_ALEN);
}
err = mlx5_add_flow_table_entry(acl_table->ft, default_mc_enable,
in_match_criteria, flow_context,
&acl_table->unknown_vlan_fr.fi);
if (err) {
acl_table->unknown_vlan_fr.applied = false;
} else {
acl_table->unknown_vlan_fr.applied = true;
acl_table->unknown_vlan_fr.action = new_action;
}
out:
if (flow_context)
vfree(flow_context);
if (in_match_criteria)
vfree(in_match_criteria);
return err;
}
static int mlx5_vacl_table_apply_vlan_filter(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
int index = 0;
int err_index = 0;
int err = 0;
if (acl_table->vlan_filter_applied)
return 0;
for (index = find_first_bit(acl_table->vlan_allowed_bitmap, 4096);
index < 4096;
index = find_next_bit(acl_table->vlan_allowed_bitmap,
4096, ++index)) {
err = mlx5_vacl_table_allow_vlan(acl_t, index);
if (err)
goto err_disable_vlans;
}
acl_table->vlan_filter_applied = true;
return 0;
err_disable_vlans:
for (err_index = find_first_bit(acl_table->vlan_allowed_bitmap, 4096);
err_index < index;
err_index = find_next_bit(acl_table->vlan_allowed_bitmap, 4096,
++err_index)) {
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->vlan_fi_table[err_index]);
}
return err;
}
static void mlx5_vacl_table_disapply_vlan_filter(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
int index = 0;
if (!acl_table->vlan_filter_applied)
return;
for (index = find_first_bit(acl_table->vlan_allowed_bitmap, 4096);
index < 4096;
index = find_next_bit(acl_table->vlan_allowed_bitmap, 4096,
++index)) {
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->vlan_fi_table[index]);
}
acl_table->vlan_filter_applied = false;
}
static void mlx5_vacl_table_disapply_all_filters(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
if (acl_table->default_fr.applied) {
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->default_fr.fi);
acl_table->default_fr.applied = false;
}
if (acl_table->unknown_vlan_fr.applied) {
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->unknown_vlan_fr.fi);
acl_table->unknown_vlan_fr.applied = false;
}
if (acl_table->loopback_fr.applied) {
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->loopback_fr.fi);
acl_table->loopback_fr.applied = false;
}
if (acl_table->untagged_fr.applied) {
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->untagged_fr.fi);
acl_table->untagged_fr.applied = false;
}
if (acl_table->vlan_filter_applied) {
mlx5_vacl_table_disapply_vlan_filter(acl_t);
acl_table->vlan_filter_applied = false;
}
}
static int mlx5_vacl_table_apply_all_filters(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
int err = 0;
if (!acl_table->default_fr.applied && acl_table->spoofchk_enabled) {
err = mlx5_vacl_table_apply_default(acl_table,
acl_table->default_fr.action);
if (err)
goto err_disapply_all;
}
if (!acl_table->unknown_vlan_fr.applied) {
err = mlx5_vacl_table_apply_unknown_vlan(acl_table,
acl_table->unknown_vlan_fr.action);
if (err)
goto err_disapply_all;
}
if (!acl_table->loopback_fr.applied &&
acl_table->acl_type == MLX5_FLOW_TABLE_TYPE_EGRESS_ACL) {
err = mlx5_vacl_table_apply_loopback_filter(
acl_table,
acl_table->loopback_fr.action);
if (err)
goto err_disapply_all;
}
if (!acl_table->untagged_fr.applied) {
err = mlx5_vacl_table_apply_untagged(acl_table,
acl_table->untagged_fr.action);
if (err)
goto err_disapply_all;
}
if (!acl_table->vlan_filter_applied && acl_table->vlan_filter_enabled) {
err = mlx5_vacl_table_apply_vlan_filter(acl_t);
if (err)
goto err_disapply_all;
}
goto out;
err_disapply_all:
mlx5_vacl_table_disapply_all_filters(acl_t);
out:
return err;
}
static void mlx5_vacl_table_destroy_ft(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
mlx5_vacl_table_disapply_all_filters(acl_t);
if (acl_table->ft)
mlx5_destroy_flow_table(acl_table->ft);
acl_table->ft = NULL;
}
static int mlx5_vacl_table_create_ft(void *acl_t, bool spoofchk)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
int log_acl_ft_size;
int err = 0;
int groups_num = MLX5_ACL_GROUPS_NUM - 1;
int shift_idx = MLX5_ACL_UNTAGGED_GROUP_IDX;
u8 *smac;
struct mlx5_flow_table_group *g;
if (acl_table->ft)
return -EINVAL;
g = kcalloc(MLX5_ACL_GROUPS_NUM, sizeof(*g), GFP_KERNEL);
if (!g)
goto out;
acl_table->spoofchk_enabled = spoofchk;
/*
* for vlan group
*/
log_acl_ft_size = 4096;
/*
* for loopback filter rule
*/
log_acl_ft_size += 1;
/*
* for untagged rule
*/
log_acl_ft_size += 1;
/*
* for unknown vlan rule
*/
log_acl_ft_size += 1;
/*
* for default rule
*/
log_acl_ft_size += 1;
log_acl_ft_size = order_base_2(log_acl_ft_size);
log_acl_ft_size = min_t(int, log_acl_ft_size, acl_table->max_ft_size);
if (log_acl_ft_size < 2)
goto out;
if (acl_table->acl_type == MLX5_FLOW_TABLE_TYPE_EGRESS_ACL) {
/* Loopback filter group */
g[MLX5_ACL_LOOPBACK_GROUP_IDX].log_sz = 0;
g[MLX5_ACL_LOOPBACK_GROUP_IDX].match_criteria_enable =
MLX5_MATCH_MISC_PARAMETERS;
MLX5_SET_TO_ONES(fte_match_param,
g[MLX5_ACL_LOOPBACK_GROUP_IDX].match_criteria,
misc_parameters.source_port);
groups_num++;
shift_idx = MLX5_ACL_LOOPBACK_GROUP_IDX;
}
/* Untagged traffic group */
g[MLX5_ACL_UNTAGGED_GROUP_IDX - shift_idx].log_sz = 0;
g[MLX5_ACL_UNTAGGED_GROUP_IDX - shift_idx].match_criteria_enable =
MLX5_MATCH_OUTER_HEADERS;
MLX5_SET(fte_match_param,
g[MLX5_ACL_UNTAGGED_GROUP_IDX - shift_idx].match_criteria,
outer_headers.cvlan_tag, 1);
if (spoofchk) {
smac = MLX5_ADDR_OF(fte_match_param,
g[MLX5_ACL_UNTAGGED_GROUP_IDX - shift_idx]
.match_criteria,
outer_headers.smac_47_16);
memset(smac, 0xff, ETH_ALEN);
}
/* Allowed vlans group */
g[MLX5_ACL_VLAN_GROUP_IDX - shift_idx].log_sz = log_acl_ft_size - 1;
g[MLX5_ACL_VLAN_GROUP_IDX - shift_idx].match_criteria_enable =
MLX5_MATCH_OUTER_HEADERS;
MLX5_SET(fte_match_param,
g[MLX5_ACL_VLAN_GROUP_IDX - shift_idx].match_criteria,
outer_headers.cvlan_tag, 1);
MLX5_SET(fte_match_param,
g[MLX5_ACL_VLAN_GROUP_IDX - shift_idx].match_criteria,
outer_headers.first_vid, 0xfff);
if (spoofchk) {
smac = MLX5_ADDR_OF(fte_match_param,
g[MLX5_ACL_VLAN_GROUP_IDX - shift_idx]
.match_criteria,
outer_headers.smac_47_16);
memset(smac, 0xff, ETH_ALEN);
}
/* Unknown vlan traffic group */
g[MLX5_ACL_UNKNOWN_VLAN_GROUP_IDX - shift_idx].log_sz = 0;
g[MLX5_ACL_UNKNOWN_VLAN_GROUP_IDX - shift_idx].match_criteria_enable =
(spoofchk ? MLX5_MATCH_OUTER_HEADERS : 0);
if (spoofchk) {
smac = MLX5_ADDR_OF(
fte_match_param,
g[MLX5_ACL_UNKNOWN_VLAN_GROUP_IDX - shift_idx]
.match_criteria,
outer_headers.smac_47_16);
memset(smac, 0xff, ETH_ALEN);
}
/*
* Default group - for spoofchk only.
*/
g[MLX5_ACL_DEFAULT_GROUP_IDX - shift_idx].log_sz = 0;
g[MLX5_ACL_DEFAULT_GROUP_IDX - shift_idx].match_criteria_enable = 0;
acl_table->ft = mlx5_create_flow_table(acl_table->dev,
0,
acl_table->acl_type,
acl_table->vport,
groups_num,
g);
if (!acl_table->ft) {
err = -ENOMEM;
goto out;
}
err = mlx5_vacl_table_apply_all_filters(acl_t);
if (err)
goto err_destroy_ft;
goto out;
err_destroy_ft:
mlx5_vacl_table_destroy_ft(acl_table->ft);
acl_table->ft = NULL;
out:
kfree(g);
return err;
}
void *mlx5_vacl_table_create(struct mlx5_core_dev *dev,
u16 vport, bool is_egress)
{
struct mlx5_vacl_table *acl_table;
int err = 0;
if (is_egress && !MLX5_CAP_ESW_EGRESS_ACL(dev, ft_support))
return NULL;
if (!is_egress && !MLX5_CAP_ESW_INGRESS_ACL(dev, ft_support))
return NULL;
acl_table = kzalloc(sizeof(*acl_table), GFP_KERNEL);
if (!acl_table)
return NULL;
acl_table->acl_type = is_egress ? MLX5_FLOW_TABLE_TYPE_EGRESS_ACL :
MLX5_FLOW_TABLE_TYPE_INGRESS_ACL;
acl_table->max_ft_size = (is_egress ?
MLX5_CAP_ESW_EGRESS_ACL(dev,
log_max_ft_size) :
MLX5_CAP_ESW_INGRESS_ACL(dev,
log_max_ft_size));
acl_table->dev = dev;
acl_table->vport = vport;
/*
* default behavior : Allow and if spoofchk drop the default
*/
acl_table->default_fr.action = MLX5_FLOW_CONTEXT_ACTION_DROP;
acl_table->loopback_fr.action = MLX5_FLOW_CONTEXT_ACTION_DROP;
acl_table->unknown_vlan_fr.action = MLX5_FLOW_CONTEXT_ACTION_ALLOW;
acl_table->untagged_fr.action = MLX5_FLOW_CONTEXT_ACTION_ALLOW;
err = mlx5_vacl_table_create_ft(acl_table, false);
if (err)
goto err_free_acl_table;
acl_table->vlan_allowed_bitmap = kcalloc(BITS_TO_LONGS(4096),
sizeof(uintptr_t),
GFP_KERNEL);
if (!acl_table->vlan_allowed_bitmap)
goto err_destroy_ft;
goto out;
err_destroy_ft:
mlx5_vacl_table_destroy_ft(acl_table->ft);
acl_table->ft = NULL;
err_free_acl_table:
kfree(acl_table);
acl_table = NULL;
out:
return (void *)acl_table;
}
EXPORT_SYMBOL(mlx5_vacl_table_create);
void mlx5_vacl_table_cleanup(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
mlx5_vacl_table_destroy_ft(acl_t);
kfree(acl_table->vlan_allowed_bitmap);
kfree(acl_table);
}
EXPORT_SYMBOL(mlx5_vacl_table_cleanup);
int mlx5_vacl_table_add_vlan(void *acl_t, u16 vlan)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
int err = 0;
if (test_bit(vlan, acl_table->vlan_allowed_bitmap))
return 0;
__set_bit(vlan, acl_table->vlan_allowed_bitmap);
if (!acl_table->vlan_filter_applied)
return 0;
err = mlx5_vacl_table_allow_vlan(acl_t, vlan);
if (err)
goto err_clear_vbit;
goto out;
err_clear_vbit:
__clear_bit(vlan, acl_table->vlan_allowed_bitmap);
out:
return err;
}
EXPORT_SYMBOL(mlx5_vacl_table_add_vlan);
void mlx5_vacl_table_del_vlan(void *acl_t, u16 vlan)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
if (!test_bit(vlan, acl_table->vlan_allowed_bitmap))
return;
__clear_bit(vlan, acl_table->vlan_allowed_bitmap);
if (!acl_table->vlan_filter_applied)
return;
mlx5_del_flow_table_entry(acl_table->ft,
acl_table->vlan_fi_table[vlan]);
}
EXPORT_SYMBOL(mlx5_vacl_table_del_vlan);
int mlx5_vacl_table_enable_vlan_filter(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
acl_table->vlan_filter_enabled = true;
return mlx5_vacl_table_apply_vlan_filter(acl_t);
}
EXPORT_SYMBOL(mlx5_vacl_table_enable_vlan_filter);
void mlx5_vacl_table_disable_vlan_filter(void *acl_t)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
acl_table->vlan_filter_enabled = false;
mlx5_vacl_table_disapply_vlan_filter(acl_t);
}
EXPORT_SYMBOL(mlx5_vacl_table_disable_vlan_filter);
int mlx5_vacl_table_drop_untagged(void *acl_t)
{
return mlx5_vacl_table_apply_untagged(acl_t,
MLX5_FLOW_CONTEXT_ACTION_DROP);
}
EXPORT_SYMBOL(mlx5_vacl_table_drop_untagged);
int mlx5_vacl_table_allow_untagged(void *acl_t)
{
return mlx5_vacl_table_apply_untagged(acl_t,
MLX5_FLOW_CONTEXT_ACTION_ALLOW);
}
EXPORT_SYMBOL(mlx5_vacl_table_allow_untagged);
int mlx5_vacl_table_drop_unknown_vlan(void *acl_t)
{
return mlx5_vacl_table_apply_unknown_vlan(acl_t,
MLX5_FLOW_CONTEXT_ACTION_DROP);
}
EXPORT_SYMBOL(mlx5_vacl_table_drop_unknown_vlan);
int mlx5_vacl_table_allow_unknown_vlan(void *acl_t)
{
return mlx5_vacl_table_apply_unknown_vlan(acl_t,
MLX5_FLOW_CONTEXT_ACTION_ALLOW);
}
EXPORT_SYMBOL(mlx5_vacl_table_allow_unknown_vlan);
int mlx5_vacl_table_set_spoofchk(void *acl_t, bool spoofchk, u8 *vport_mac)
{
struct mlx5_vacl_table *acl_table = (struct mlx5_vacl_table *)acl_t;
int err = 0;
if (spoofchk == acl_table->spoofchk_enabled) {
if (!spoofchk ||
(spoofchk && !memcmp(acl_table->smac, vport_mac, ETH_ALEN)))
return 0;
}
ether_addr_copy(acl_table->smac, vport_mac);
if (spoofchk != acl_table->spoofchk_enabled) {
mlx5_vacl_table_destroy_ft(acl_t);
err = mlx5_vacl_table_create_ft(acl_t, spoofchk);
} else {
mlx5_vacl_table_disapply_all_filters(acl_t);
err = mlx5_vacl_table_apply_all_filters(acl_t);
}
return err;
}
EXPORT_SYMBOL(mlx5_vacl_table_set_spoofchk);

479
sys/dev/mlx5/mlx5_core/mlx5_flow_table.c
View File

@ -1,479 +0,0 @@
/*-
* Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#include <dev/mlx5/driver.h>
#include <dev/mlx5/flow_table.h>
#include "mlx5_core.h"
struct mlx5_ftg {
struct mlx5_flow_table_group g;
u32 id;
u32 start_ix;
};
struct mlx5_flow_table {
struct mlx5_core_dev *dev;
u8 level;
u8 type;
u32 id;
u16 vport;
struct mutex mutex; /* sync bitmap alloc */
u16 num_groups;
struct mlx5_ftg *group;
unsigned long *bitmap;
u32 size;
};
static int mlx5_set_flow_entry_cmd(struct mlx5_flow_table *ft, u32 group_ix,
u32 flow_index, void *flow_context)
{
u32 out[MLX5_ST_SZ_DW(set_fte_out)];
u32 *in;
void *in_flow_context;
int fcdls =
MLX5_GET(flow_context, flow_context, destination_list_size) *
MLX5_ST_SZ_BYTES(dest_format_struct);
int inlen = MLX5_ST_SZ_BYTES(set_fte_in) + fcdls;
int err;
in = mlx5_vzalloc(inlen);
if (!in) {
mlx5_core_warn(ft->dev, "failed to allocate inbox\n");
return -ENOMEM;
}
MLX5_SET(set_fte_in, in, vport_number, ft->vport);
MLX5_SET(set_fte_in, in, other_vport, !!ft->vport);
MLX5_SET(set_fte_in, in, table_type, ft->type);
MLX5_SET(set_fte_in, in, table_id, ft->id);
MLX5_SET(set_fte_in, in, flow_index, flow_index);
MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
memcpy(in_flow_context, flow_context,
MLX5_ST_SZ_BYTES(flow_context) + fcdls);
MLX5_SET(flow_context, in_flow_context, group_id, ft->group[group_ix].id);
memset(out, 0, sizeof(out));
err = mlx5_cmd_exec_check_status(ft->dev, in, inlen, out,
sizeof(out));
kvfree(in);
return err;
}
static int mlx5_del_flow_entry_cmd(struct mlx5_flow_table *ft, u32 flow_index)
{
u32 in[MLX5_ST_SZ_DW(delete_fte_in)];
u32 out[MLX5_ST_SZ_DW(delete_fte_out)];
memset(in, 0, sizeof(in));
memset(out, 0, sizeof(out));
#define MLX5_SET_DFTEI(p, x, v) MLX5_SET(delete_fte_in, p, x, v)
MLX5_SET_DFTEI(in, vport_number, ft->vport);
MLX5_SET_DFTEI(in, other_vport, !!ft->vport);
MLX5_SET_DFTEI(in, table_type, ft->type);
MLX5_SET_DFTEI(in, table_id, ft->id);
MLX5_SET_DFTEI(in, flow_index, flow_index);
MLX5_SET_DFTEI(in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
return mlx5_cmd_exec_check_status(ft->dev, in, sizeof(in), out,
sizeof(out));
}
static void mlx5_destroy_flow_group_cmd(struct mlx5_flow_table *ft, int i)
{
u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)];
u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)];
memset(in, 0, sizeof(in));
memset(out, 0, sizeof(out));
#define MLX5_SET_DFGI(p, x, v) MLX5_SET(destroy_flow_group_in, p, x, v)
MLX5_SET_DFGI(in, vport_number, ft->vport);
MLX5_SET_DFGI(in, other_vport, !!ft->vport);
MLX5_SET_DFGI(in, table_type, ft->type);
MLX5_SET_DFGI(in, table_id, ft->id);
MLX5_SET_DFGI(in, opcode, MLX5_CMD_OP_DESTROY_FLOW_GROUP);
MLX5_SET_DFGI(in, group_id, ft->group[i].id);
mlx5_cmd_exec_check_status(ft->dev, in, sizeof(in), out, sizeof(out));
}
static int mlx5_create_flow_group_cmd(struct mlx5_flow_table *ft, int i)
{
u32 out[MLX5_ST_SZ_DW(create_flow_group_out)];
u32 *in;
void *in_match_criteria;
int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
struct mlx5_flow_table_group *g = &ft->group[i].g;
u32 start_ix = ft->group[i].start_ix;
u32 end_ix = start_ix + (1 << g->log_sz) - 1;
int err;
in = mlx5_vzalloc(inlen);
if (!in) {
mlx5_core_warn(ft->dev, "failed to allocate inbox\n");
return -ENOMEM;
}
in_match_criteria = MLX5_ADDR_OF(create_flow_group_in, in,
match_criteria);
memset(out, 0, sizeof(out));
#define MLX5_SET_CFGI(p, x, v) MLX5_SET(create_flow_group_in, p, x, v)
MLX5_SET_CFGI(in, vport_number, ft->vport);
MLX5_SET_CFGI(in, other_vport, !!ft->vport);
MLX5_SET_CFGI(in, table_type, ft->type);
MLX5_SET_CFGI(in, table_id, ft->id);
MLX5_SET_CFGI(in, opcode, MLX5_CMD_OP_CREATE_FLOW_GROUP);
MLX5_SET_CFGI(in, start_flow_index, start_ix);
MLX5_SET_CFGI(in, end_flow_index, end_ix);
MLX5_SET_CFGI(in, match_criteria_enable, g->match_criteria_enable);
memcpy(in_match_criteria, g->match_criteria,
MLX5_ST_SZ_BYTES(fte_match_param));
err = mlx5_cmd_exec_check_status(ft->dev, in, inlen, out,
sizeof(out));
if (!err)
ft->group[i].id = MLX5_GET(create_flow_group_out, out,
group_id);
kvfree(in);
return err;
}
static void mlx5_destroy_flow_table_groups(struct mlx5_flow_table *ft)
{
int i;
for (i = 0; i < ft->num_groups; i++)
mlx5_destroy_flow_group_cmd(ft, i);
}
static int mlx5_create_flow_table_groups(struct mlx5_flow_table *ft)
{
int err;
int i;
for (i = 0; i < ft->num_groups; i++) {
err = mlx5_create_flow_group_cmd(ft, i);
if (err)
goto err_destroy_flow_table_groups;
}
return 0;
err_destroy_flow_table_groups:
for (i--; i >= 0; i--)
mlx5_destroy_flow_group_cmd(ft, i);
return err;
}
static int mlx5_create_flow_table_cmd(struct mlx5_flow_table *ft)
{
u32 in[MLX5_ST_SZ_DW(create_flow_table_in)];
u32 out[MLX5_ST_SZ_DW(create_flow_table_out)];
int err;
memset(in, 0, sizeof(in));
MLX5_SET(create_flow_table_in, in, vport_number, ft->vport);
MLX5_SET(create_flow_table_in, in, other_vport, !!ft->vport);
MLX5_SET(create_flow_table_in, in, table_type, ft->type);
MLX5_SET(create_flow_table_in, in, level, ft->level);
MLX5_SET(create_flow_table_in, in, log_size, order_base_2(ft->size));
MLX5_SET(create_flow_table_in, in, opcode,
MLX5_CMD_OP_CREATE_FLOW_TABLE);
memset(out, 0, sizeof(out));
err = mlx5_cmd_exec_check_status(ft->dev, in, sizeof(in), out,
sizeof(out));
if (err)
return err;
ft->id = MLX5_GET(create_flow_table_out, out, table_id);
return 0;
}
static void mlx5_destroy_flow_table_cmd(struct mlx5_flow_table *ft)
{
u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)];
u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)];
memset(in, 0, sizeof(in));
memset(out, 0, sizeof(out));
#define MLX5_SET_DFTI(p, x, v) MLX5_SET(destroy_flow_table_in, p, x, v)
MLX5_SET_DFTI(in, vport_number, ft->vport);
MLX5_SET_DFTI(in, other_vport, !!ft->vport);
MLX5_SET_DFTI(in, table_type, ft->type);
MLX5_SET_DFTI(in, table_id, ft->id);
MLX5_SET_DFTI(in, opcode, MLX5_CMD_OP_DESTROY_FLOW_TABLE);
mlx5_cmd_exec_check_status(ft->dev, in, sizeof(in), out, sizeof(out));
}
static int mlx5_find_group(struct mlx5_flow_table *ft, u8 match_criteria_enable,
u32 *match_criteria, int *group_ix)
{
void *mc_outer = MLX5_ADDR_OF(fte_match_param, match_criteria,
outer_headers);
void *mc_misc = MLX5_ADDR_OF(fte_match_param, match_criteria,
misc_parameters);
void *mc_inner = MLX5_ADDR_OF(fte_match_param, match_criteria,
inner_headers);
int mc_outer_sz = MLX5_ST_SZ_BYTES(fte_match_set_lyr_2_4);
int mc_misc_sz = MLX5_ST_SZ_BYTES(fte_match_set_misc);
int mc_inner_sz = MLX5_ST_SZ_BYTES(fte_match_set_lyr_2_4);
int i;
for (i = 0; i < ft->num_groups; i++) {
struct mlx5_flow_table_group *g = &ft->group[i].g;
void *gmc_outer = MLX5_ADDR_OF(fte_match_param,
g->match_criteria,
outer_headers);
void *gmc_misc = MLX5_ADDR_OF(fte_match_param,
g->match_criteria,
misc_parameters);
void *gmc_inner = MLX5_ADDR_OF(fte_match_param,
g->match_criteria,
inner_headers);
if (g->match_criteria_enable != match_criteria_enable)
continue;
if (match_criteria_enable & MLX5_MATCH_OUTER_HEADERS)
if (memcmp(mc_outer, gmc_outer, mc_outer_sz))
continue;
if (match_criteria_enable & MLX5_MATCH_MISC_PARAMETERS)
if (memcmp(mc_misc, gmc_misc, mc_misc_sz))
continue;
if (match_criteria_enable & MLX5_MATCH_INNER_HEADERS)
if (memcmp(mc_inner, gmc_inner, mc_inner_sz))
continue;
*group_ix = i;
return 0;
}
return -EINVAL;
}
static int alloc_flow_index(struct mlx5_flow_table *ft, int group_ix, u32 *ix)
{
struct mlx5_ftg *g = &ft->group[group_ix];
int err = 0;
mutex_lock(&ft->mutex);
*ix = find_next_zero_bit(ft->bitmap, ft->size, g->start_ix);
if (*ix >= (g->start_ix + (1 << g->g.log_sz)))
err = -ENOSPC;
else
__set_bit(*ix, ft->bitmap);
mutex_unlock(&ft->mutex);
return err;
}
static void mlx5_free_flow_index(struct mlx5_flow_table *ft, u32 ix)
{
__clear_bit(ix, ft->bitmap);
}
int mlx5_add_flow_table_entry(void *flow_table, u8 match_criteria_enable,
void *match_criteria, void *flow_context,
u32 *flow_index)
{
struct mlx5_flow_table *ft = flow_table;
int group_ix;
int err;
err = mlx5_find_group(ft, match_criteria_enable, match_criteria,
&group_ix);
if (err) {
mlx5_core_warn(ft->dev, "mlx5_find_group failed\n");
return err;
}
err = alloc_flow_index(ft, group_ix, flow_index);
if (err) {
mlx5_core_warn(ft->dev, "alloc_flow_index failed\n");
return err;
}
err = mlx5_set_flow_entry_cmd(ft, group_ix, *flow_index, flow_context);
if (err)
mlx5_free_flow_index(ft, *flow_index);
return err;
}
EXPORT_SYMBOL(mlx5_add_flow_table_entry);
int mlx5_del_flow_table_entry(void *flow_table, u32 flow_index)
{
struct mlx5_flow_table *ft = flow_table;
int ret;
ret = mlx5_del_flow_entry_cmd(ft, flow_index);
if (!ret)
mlx5_free_flow_index(ft, flow_index);
return ret;
}
EXPORT_SYMBOL(mlx5_del_flow_table_entry);
void *mlx5_create_flow_table(struct mlx5_core_dev *dev, u8 level, u8 table_type,
u16 vport,
u16 num_groups,
struct mlx5_flow_table_group *group)
{
struct mlx5_flow_table *ft;
u32 start_ix = 0;
u32 ft_size = 0;
void *gr;
void *bm;
int err;
int i;
for (i = 0; i < num_groups; i++)
ft_size += (1 << group[i].log_sz);
ft = kzalloc(sizeof(*ft), GFP_KERNEL);
gr = kcalloc(num_groups, sizeof(struct mlx5_ftg), GFP_KERNEL);
bm = kcalloc(BITS_TO_LONGS(ft_size), sizeof(uintptr_t), GFP_KERNEL);
ft->group = gr;
ft->bitmap = bm;
ft->num_groups = num_groups;
ft->level = level;
ft->vport = vport;
ft->type = table_type;
ft->size = ft_size;
ft->dev = dev;
mutex_init(&ft->mutex);
for (i = 0; i < ft->num_groups; i++) {
memcpy(&ft->group[i].g, &group[i], sizeof(*group));
ft->group[i].start_ix = start_ix;
start_ix += 1 << group[i].log_sz;
}
err = mlx5_create_flow_table_cmd(ft);
if (err)
goto err_free_ft;
err = mlx5_create_flow_table_groups(ft);
if (err)
goto err_destroy_flow_table_cmd;
return ft;
err_destroy_flow_table_cmd:
mlx5_destroy_flow_table_cmd(ft);
err_free_ft:
mlx5_core_warn(dev, "failed to alloc flow table\n");
kfree(bm);
kfree(gr);
kfree(ft);
return NULL;
}
EXPORT_SYMBOL(mlx5_create_flow_table);
void mlx5_destroy_flow_table(void *flow_table)
{
struct mlx5_flow_table *ft = flow_table;
mlx5_destroy_flow_table_groups(ft);
mlx5_destroy_flow_table_cmd(ft);
kfree(ft->bitmap);
kfree(ft->group);
kfree(ft);
}
EXPORT_SYMBOL(mlx5_destroy_flow_table);
u32 mlx5_get_flow_table_id(void *flow_table)
{
struct mlx5_flow_table *ft = flow_table;
return ft->id;
}
EXPORT_SYMBOL(mlx5_get_flow_table_id);
int mlx5_set_flow_table_root(struct mlx5_core_dev *mdev, u16 op_mod,
u8 vport_num, u8 table_type, u32 table_id,
u32 underlay_qpn)
{
u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)];
u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)];
int err;
int is_group_manager;
is_group_manager = MLX5_CAP_GEN(mdev, vport_group_manager);
memset(in, 0, sizeof(in));
MLX5_SET(set_flow_table_root_in, in, op_mod, op_mod);
MLX5_SET(set_flow_table_root_in, in, table_type, table_type);
MLX5_SET(set_flow_table_root_in, in, underlay_qpn, underlay_qpn);
if (op_mod == MLX5_SET_FLOW_TABLE_ROOT_OPMOD_SET)
MLX5_SET(set_flow_table_root_in, in, table_id, table_id);
MLX5_SET(set_flow_table_root_in, in, opcode,
MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
if (vport_num) {
if (is_group_manager) {
MLX5_SET(set_flow_table_root_in, in, other_vport,
1);
MLX5_SET(set_flow_table_root_in, in, vport_number,
vport_num);
} else {
return -EPERM;
}
}
memset(out, 0, sizeof(out));
err = mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out,
sizeof(out));
if (err)
return err;
return 0;
}
EXPORT_SYMBOL(mlx5_set_flow_table_root);

302
sys/dev/mlx5/mlx5_core/mlx5_fs_cmd.c Normal file
View File

@ -0,0 +1,302 @@
/*-
* Copyright (c) 2013-2017, Mellanox Technologies, Ltd. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#include <linux/types.h>
#include <linux/module.h>
#include <dev/mlx5/mlx5_ifc.h>
#include <dev/mlx5/device.h>
#include <dev/mlx5/fs.h>
#include "fs_core.h"
#include "mlx5_core.h"
int mlx5_cmd_update_root_ft(struct mlx5_core_dev *dev,
enum fs_ft_type type,
unsigned int id)
{
u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)];
u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)];
if (!dev)
return -EINVAL;
memset(in, 0, sizeof(in));
MLX5_SET(set_flow_table_root_in, in, opcode,
MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
MLX5_SET(set_flow_table_root_in, in, table_type, type);
MLX5_SET(set_flow_table_root_in, in, table_id, id);
memset(out, 0, sizeof(out));
return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,
sizeof(out));
}
int mlx5_cmd_fs_create_ft(struct mlx5_core_dev *dev,
u16 vport,
enum fs_ft_type type, unsigned int level,
unsigned int log_size, unsigned int *table_id)
{
u32 in[MLX5_ST_SZ_DW(create_flow_table_in)];
u32 out[MLX5_ST_SZ_DW(create_flow_table_out)];
int err;
if (!dev)
return -EINVAL;
memset(in, 0, sizeof(in));
MLX5_SET(create_flow_table_in, in, opcode,
MLX5_CMD_OP_CREATE_FLOW_TABLE);
MLX5_SET(create_flow_table_in, in, table_type, type);
MLX5_SET(create_flow_table_in, in, flow_table_context.level, level);
MLX5_SET(create_flow_table_in, in, flow_table_context.log_size,
log_size);
if (vport) {
MLX5_SET(create_flow_table_in, in, vport_number, vport);
MLX5_SET(create_flow_table_in, in, other_vport, 1);
}
memset(out, 0, sizeof(out));
err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out,
sizeof(out));
if (err)
return err;
*table_id = MLX5_GET(create_flow_table_out, out, table_id);
return 0;
}
int mlx5_cmd_fs_destroy_ft(struct mlx5_core_dev *dev,
u16 vport,
enum fs_ft_type type, unsigned int table_id)
{
u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)];
u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)];
if (!dev)
return -EINVAL;
memset(in, 0, sizeof(in));
memset(out, 0, sizeof(out));
MLX5_SET(destroy_flow_table_in, in, opcode,
MLX5_CMD_OP_DESTROY_FLOW_TABLE);
MLX5_SET(destroy_flow_table_in, in, table_type, type);
MLX5_SET(destroy_flow_table_in, in, table_id, table_id);
if (vport) {
MLX5_SET(destroy_flow_table_in, in, vport_number, vport);
MLX5_SET(destroy_flow_table_in, in, other_vport, 1);
}
return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
}
int mlx5_cmd_fs_create_fg(struct mlx5_core_dev *dev,
u32 *in,
u16 vport,
enum fs_ft_type type, unsigned int table_id,
unsigned int *group_id)
{
u32 out[MLX5_ST_SZ_DW(create_flow_group_out)];
int err;
int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
if (!dev)
return -EINVAL;
memset(out, 0, sizeof(out));
MLX5_SET(create_flow_group_in, in, opcode,
MLX5_CMD_OP_CREATE_FLOW_GROUP);
MLX5_SET(create_flow_group_in, in, table_type, type);
MLX5_SET(create_flow_group_in, in, table_id, table_id);
if (vport) {
MLX5_SET(create_flow_group_in, in, vport_number, vport);
MLX5_SET(create_flow_group_in, in, other_vport, 1);
}
err = mlx5_cmd_exec_check_status(dev, in,
inlen, out,
sizeof(out));
if (!err)
*group_id = MLX5_GET(create_flow_group_out, out, group_id);
return err;
}
int mlx5_cmd_fs_destroy_fg(struct mlx5_core_dev *dev,
u16 vport,
enum fs_ft_type type, unsigned int table_id,
unsigned int group_id)
{
u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)];
u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)];
if (!dev)
return -EINVAL;
memset(in, 0, sizeof(in));
memset(out, 0, sizeof(out));
MLX5_SET(destroy_flow_group_in, in, opcode,
MLX5_CMD_OP_DESTROY_FLOW_GROUP);
MLX5_SET(destroy_flow_group_in, in, table_type, type);
MLX5_SET(destroy_flow_group_in, in, table_id, table_id);
MLX5_SET(destroy_flow_group_in, in, group_id, group_id);
if (vport) {
MLX5_SET(destroy_flow_group_in, in, vport_number, vport);
MLX5_SET(destroy_flow_group_in, in, other_vport, 1);
}
return mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
}
int mlx5_cmd_fs_set_fte(struct mlx5_core_dev *dev,
u16 vport,
enum fs_fte_status *fte_status,
u32 *match_val,
enum fs_ft_type type, unsigned int table_id,
unsigned int index, unsigned int group_id,
unsigned int flow_tag,
unsigned short action, int dest_size,
struct list_head *dests) /* mlx5_flow_desination */
{
u32 out[MLX5_ST_SZ_DW(set_fte_out)];
u32 *in;
unsigned int inlen;
struct mlx5_flow_rule *dst;
void *in_flow_context;
void *in_match_value;
void *in_dests;
int err;
int opmod = 0;
int modify_mask = 0;
int atomic_mod_cap;
if (action != MLX5_FLOW_CONTEXT_ACTION_FWD_DEST)
dest_size = 0;
inlen = MLX5_ST_SZ_BYTES(set_fte_in) +
dest_size * MLX5_ST_SZ_BYTES(dest_format_struct);
if (!dev)
return -EINVAL;
if (*fte_status & FS_FTE_STATUS_EXISTING) {
atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev,
flow_table_properties_nic_receive.
flow_modify_en);
if (!atomic_mod_cap)
return -ENOTSUPP;
opmod = 1;
modify_mask = 1 <<
MLX5_SET_FTE_MODIFY_ENABLE_MASK_DESTINATION_LIST;
}
in = mlx5_vzalloc(inlen);
if (!in) {
mlx5_core_warn(dev, "failed to allocate inbox\n");
return -ENOMEM;
}
MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
MLX5_SET(set_fte_in, in, op_mod, opmod);
MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask);
MLX5_SET(set_fte_in, in, table_type, type);
MLX5_SET(set_fte_in, in, table_id, table_id);
MLX5_SET(set_fte_in, in, flow_index, index);
if (vport) {
MLX5_SET(set_fte_in, in, vport_number, vport);
MLX5_SET(set_fte_in, in, other_vport, 1);
}
in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
MLX5_SET(flow_context, in_flow_context, group_id, group_id);
MLX5_SET(flow_context, in_flow_context, flow_tag, flow_tag);
MLX5_SET(flow_context, in_flow_context, action, action);
MLX5_SET(flow_context, in_flow_context, destination_list_size,
dest_size);
in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context,
match_value);
memcpy(in_match_value, match_val, MLX5_ST_SZ_BYTES(fte_match_param));
if (dest_size) {
in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
list_for_each_entry(dst, dests, base.list) {
unsigned int id;
MLX5_SET(dest_format_struct, in_dests, destination_type,
dst->dest_attr.type);
if (dst->dest_attr.type ==
MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE)
id = dst->dest_attr.ft->id;
else
id = dst->dest_attr.tir_num;
MLX5_SET(dest_format_struct, in_dests, destination_id, id);
in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
}
}
memset(out, 0, sizeof(out));
err = mlx5_cmd_exec_check_status(dev, in, inlen, out,
sizeof(out));
if (!err)
*fte_status |= FS_FTE_STATUS_EXISTING;
kvfree(in);
return err;
}
int mlx5_cmd_fs_delete_fte(struct mlx5_core_dev *dev,
u16 vport,
enum fs_fte_status *fte_status,
enum fs_ft_type type, unsigned int table_id,
unsigned int index)
{
u32 in[MLX5_ST_SZ_DW(delete_fte_in)];
u32 out[MLX5_ST_SZ_DW(delete_fte_out)];
int err;
if (!(*fte_status & FS_FTE_STATUS_EXISTING))
return 0;
if (!dev)
return -EINVAL;
memset(in, 0, sizeof(in));
memset(out, 0, sizeof(out));
MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
MLX5_SET(delete_fte_in, in, table_type, type);
MLX5_SET(delete_fte_in, in, table_id, table_id);
MLX5_SET(delete_fte_in, in, flow_index, index);
if (vport) {
MLX5_SET(delete_fte_in, in, vport_number, vport);
MLX5_SET(delete_fte_in, in, other_vport, 1);
}
err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, sizeof(out));
if (!err)
*fte_status = 0;
return err;
}

2721
sys/dev/mlx5/mlx5_core/mlx5_fs_tree.c Normal file
View File

File diff suppressed because it is too large Load Diff

17
sys/dev/mlx5/mlx5_core/mlx5_main.c
View File

@ -1,5 +1,5 @@
/*-
* Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
* Copyright (c) 2013-2017, Mellanox Technologies, Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -42,6 +42,7 @@
#include <linux/delay.h>
#include <dev/mlx5/mlx5_ifc.h>
#include "mlx5_core.h"
#include "fs_core.h"
MODULE_AUTHOR("Eli Cohen <eli@mellanox.com>");
MODULE_DESCRIPTION("Mellanox Connect-IB, ConnectX-4 core driver");
@ -794,8 +795,21 @@ static int mlx5_dev_init(struct mlx5_core_dev *dev, struct pci_dev *pdev)
mlx5_init_srq_table(dev);
mlx5_init_mr_table(dev);
err = mlx5_init_fs(dev);
if (err) {
mlx5_core_err(dev, "flow steering init %d\n", err);
goto err_init_tables;
}
return 0;
err_init_tables:
mlx5_cleanup_mr_table(dev);
mlx5_cleanup_srq_table(dev);
mlx5_cleanup_qp_table(dev);
mlx5_cleanup_cq_table(dev);
unmap_bf_area(dev);
err_stop_eqs:
mlx5_stop_eqs(dev);
@ -848,6 +862,7 @@ static void mlx5_dev_cleanup(struct mlx5_core_dev *dev)
{
struct mlx5_priv *priv = &dev->priv;
mlx5_cleanup_fs(dev);
mlx5_cleanup_mr_table(dev);
mlx5_cleanup_srq_table(dev);
mlx5_cleanup_qp_table(dev);

26
sys/dev/mlx5/mlx5_en/en.h
View File

@ -590,10 +590,13 @@ enum {
MLX5E_NUM_RQT = 2,
};
struct mlx5_flow_rule;
struct mlx5e_eth_addr_info {
u8 addr [ETH_ALEN + 2];
u32 tt_vec;
u32 ft_ix[MLX5E_NUM_TT]; /* flow table index per traffic type */
/* flow table rule per traffic type */
struct mlx5_flow_rule *ft_rule[MLX5E_NUM_TT];
};
#define MLX5E_ETH_ADDR_HASH_SIZE (1 << BITS_PER_BYTE)
@ -622,15 +625,24 @@ enum {
struct mlx5e_vlan_db {
unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
u32 active_vlans_ft_ix[VLAN_N_VID];
u32 untagged_rule_ft_ix;
u32 any_vlan_rule_ft_ix;
struct mlx5_flow_rule *active_vlans_ft_rule[VLAN_N_VID];
struct mlx5_flow_rule *untagged_ft_rule;
struct mlx5_flow_rule *any_cvlan_ft_rule;
struct mlx5_flow_rule *any_svlan_ft_rule;
bool filter_disabled;
};
struct mlx5e_flow_table {
void *vlan;
void *main;
int num_groups;
struct mlx5_flow_table *t;
struct mlx5_flow_group **g;
};
struct mlx5e_flow_tables {
struct mlx5_flow_namespace *ns;
struct mlx5e_flow_table vlan;
struct mlx5e_flow_table main;
struct mlx5e_flow_table inner_rss;
};
struct mlx5e_priv {
@ -657,7 +669,7 @@ struct mlx5e_priv {
u32 rqtn;
u32 tirn[MLX5E_NUM_TT];
struct mlx5e_flow_table ft;
struct mlx5e_flow_tables fts;
struct mlx5e_eth_addr_db eth_addr;
struct mlx5e_vlan_db vlan;

1120
sys/dev/mlx5/mlx5_en/mlx5_en_flow_table.c
View File

File diff suppressed because it is too large Load Diff

136
sys/dev/mlx5/mlx5_ifc.h
View File

@ -384,26 +384,31 @@ struct mlx5_ifc_flow_table_prop_layout_bits {
u8 flow_counter[0x1];
u8 flow_modify_en[0x1];
u8 modify_root[0x1];
u8 reserved_0[0x1b];
u8 identified_miss_table[0x1];
u8 flow_table_modify[0x1];
u8 encap[0x1];
u8 decap[0x1];
u8 reset_root_to_default[0x1];
u8 reserved_at_a[0x16];
u8 reserved_1[0x2];
u8 reserved_at_20[0x2];
u8 log_max_ft_size[0x6];
u8 reserved_2[0x10];
u8 reserved_at_28[0x10];
u8 max_ft_level[0x8];
u8 reserved_3[0x20];
u8 reserved_at_40[0x20];
u8 reserved_4[0x18];
u8 reserved_at_60[0x18];
u8 log_max_ft_num[0x8];
u8 reserved_5[0x10];
u8 reserved_at_80[0x10];
u8 log_max_flow_counter[0x8];
u8 log_max_destination[0x8];
u8 reserved_6[0x18];
u8 reserved_at_a0[0x18];
u8 log_max_flow[0x8];
u8 reserved_7[0x40];
u8 reserved_at_c0[0x40];
struct mlx5_ifc_flow_table_fields_supported_bits ft_field_support;
@ -441,6 +446,22 @@ struct mlx5_ifc_dest_format_struct_bits {
u8 reserved_0[0x20];
};
struct mlx5_ifc_ipv4_layout_bits {
u8 reserved_at_0[0x60];
u8 ipv4[0x20];
};
struct mlx5_ifc_ipv6_layout_bits {
u8 ipv6[16][0x8];
};
union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits {
struct mlx5_ifc_ipv6_layout_bits ipv6_layout;
struct mlx5_ifc_ipv4_layout_bits ipv4_layout;
u8 reserved_at_0[0x80];
};
struct mlx5_ifc_fte_match_set_lyr_2_4_bits {
u8 smac_47_16[0x20];
@ -471,9 +492,9 @@ struct mlx5_ifc_fte_match_set_lyr_2_4_bits {
u8 udp_sport[0x10];
u8 udp_dport[0x10];
u8 src_ip[4][0x20];
union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits src_ipv4_src_ipv6;
u8 dst_ip[4][0x20];
union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits dst_ipv4_dst_ipv6;
};
struct mlx5_ifc_fte_match_set_misc_bits {
@ -700,7 +721,10 @@ struct mlx5_ifc_flow_table_eswitch_cap_bits {
};
struct mlx5_ifc_flow_table_nic_cap_bits {
u8 reserved_0[0x200];
u8 nic_rx_multi_path_tirs[0x1];
u8 nic_rx_multi_path_tirs_fts[0x1];
u8 allow_sniffer_and_nic_rx_shared_tir[0x1];
u8 reserved_at_3[0x1fd];
struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_nic_receive;
@ -2540,6 +2564,29 @@ union mlx5_ifc_hca_cap_union_bits {
u8 reserved_0[0x8000];
};
enum {
MLX5_FLOW_TABLE_CONTEXT_TABLE_MISS_ACTION_DEFAULT = 0x0,
MLX5_FLOW_TABLE_CONTEXT_TABLE_MISS_ACTION_IDENTIFIED = 0x1,
};
struct mlx5_ifc_flow_table_context_bits {
u8 encap_en[0x1];
u8 decap_en[0x1];
u8 reserved_at_2[0x2];
u8 table_miss_action[0x4];
u8 level[0x8];
u8 reserved_at_10[0x8];
u8 log_size[0x8];
u8 reserved_at_20[0x8];
u8 table_miss_id[0x18];
u8 reserved_at_40[0x8];
u8 lag_master_next_table_id[0x18];
u8 reserved_at_60[0xe0];
};
struct mlx5_ifc_esw_vport_context_bits {
u8 reserved_0[0x3];
u8 vport_svlan_strip[0x1];
@ -4486,18 +4533,13 @@ struct mlx5_ifc_query_hca_cap_in_bits {
struct mlx5_ifc_query_flow_table_out_bits {
u8 status[0x8];
u8 reserved_0[0x18];
u8 reserved_at_8[0x18];
u8 syndrome[0x20];
u8 reserved_1[0x80];
u8 reserved_at_40[0x80];
u8 reserved_2[0x8];
u8 level[0x8];
u8 reserved_3[0x8];
u8 log_size[0x8];
u8 reserved_4[0x120];
struct mlx5_ifc_flow_table_context_bits flow_table_context;
};
struct mlx5_ifc_query_flow_table_in_bits {
@ -5394,6 +5436,43 @@ struct mlx5_ifc_modify_hca_vport_context_in_bits {
struct mlx5_ifc_hca_vport_context_bits hca_vport_context;
};
struct mlx5_ifc_modify_flow_table_out_bits {
u8 status[0x8];
u8 reserved_at_8[0x18];
u8 syndrome[0x20];
u8 reserved_at_40[0x40];
};
enum {
MLX5_MODIFY_FLOW_TABLE_SELECT_MISS_ACTION_AND_ID = 0x1,
MLX5_MODIFY_FLOW_TABLE_SELECT_LAG_MASTER_NEXT_TABLE_ID = 0x8000,
};
struct mlx5_ifc_modify_flow_table_in_bits {
u8 opcode[0x10];
u8 reserved_at_10[0x10];
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 other_vport[0x1];
u8 reserved_at_41[0xf];
u8 vport_number[0x10];
u8 reserved_at_60[0x10];
u8 modify_field_select[0x10];
u8 table_type[0x8];
u8 reserved_at_88[0x18];
u8 reserved_at_a0[0x8];
u8 table_id[0x18];
struct mlx5_ifc_flow_table_context_bits flow_table_context;
};
struct mlx5_ifc_modify_esw_vport_context_out_bits {
u8 status[0x8];
u8 reserved_0[0x18];
@ -6906,28 +6985,23 @@ struct mlx5_ifc_create_flow_table_out_bits {
struct mlx5_ifc_create_flow_table_in_bits {
u8 opcode[0x10];
u8 reserved_0[0x10];
u8 reserved_at_10[0x10];
u8 reserved_1[0x10];
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
u8 other_vport[0x1];
u8 reserved_2[0xf];
u8 reserved_at_41[0xf];
u8 vport_number[0x10];
u8 reserved_3[0x20];
u8 reserved_at_60[0x20];
u8 table_type[0x8];
u8 reserved_4[0x18];
u8 reserved_at_88[0x18];
u8 reserved_5[0x20];
u8 reserved_at_a0[0x20];
u8 reserved_6[0x8];
u8 level[0x8];
u8 reserved_7[0x8];
u8 log_size[0x8];
u8 reserved_8[0x120];
struct mlx5_ifc_flow_table_context_bits flow_table_context;
};
struct mlx5_ifc_create_flow_group_out_bits {

4
sys/modules/mlx5/Makefile
View File

@ -8,8 +8,8 @@ mlx5_cmd.c \
mlx5_cq.c \
mlx5_diagnostics.c \
mlx5_eq.c \
mlx5_eswitch_vacl.c \
mlx5_flow_table.c \
mlx5_fs_cmd.c \
mlx5_fs_tree.c \
mlx5_fw.c \
mlx5_health.c \
mlx5_mad.c \