f-stack/dpdk/drivers/net/mlx5/windows/mlx5_flow_os.h

429 lines
9.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright 2020 Mellanox Technologies, Ltd
*/
#ifndef RTE_PMD_MLX5_FLOW_OS_H_
#define RTE_PMD_MLX5_FLOW_OS_H_
#include "mlx5_flow.h"
#include "mlx5_malloc.h"
#if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H)
extern const struct mlx5_flow_driver_ops mlx5_flow_dv_drv_ops;
#endif
/**
* Get OS enforced flow type. MLX5_FLOW_TYPE_MAX means "non enforced type".
*
* @return
* Flow type (MLX5_FLOW_TYPE_MAX)
*/
static inline enum mlx5_flow_drv_type
mlx5_flow_os_get_type(void)
{
return MLX5_FLOW_TYPE_DV;
}
/**
* Check if item type is supported.
*
* @param item
* Item type to check.
*
* @return
* True is this item type is supported, false if not supported.
*/
static inline bool
mlx5_flow_os_item_supported(int item)
{
switch (item) {
case RTE_FLOW_ITEM_TYPE_END:
case RTE_FLOW_ITEM_TYPE_VOID:
case RTE_FLOW_ITEM_TYPE_ETH:
case RTE_FLOW_ITEM_TYPE_IPV4:
case RTE_FLOW_ITEM_TYPE_UDP:
case RTE_FLOW_ITEM_TYPE_TCP:
case RTE_FLOW_ITEM_TYPE_IPV6:
case RTE_FLOW_ITEM_TYPE_VLAN:
return true;
default:
return false;
}
}
/**
* Check if action type is supported.
*
* @param action
* Action type to check.
*
* @return
* True is this action type is supported, false if not supported.
*/
static inline bool
mlx5_flow_os_action_supported(int action)
{
switch (action) {
case RTE_FLOW_ACTION_TYPE_END:
case RTE_FLOW_ACTION_TYPE_VOID:
case RTE_FLOW_ACTION_TYPE_QUEUE:
case RTE_FLOW_ACTION_TYPE_RSS:
return true;
default:
return false;
}
}
/**
* Create flow table.
*
* @param[in] domain
* Pointer to relevant domain.
* @param[in] table_id
* Table ID.
* @param[out] table
* NULL (no table object required)
*
* @return
* 0 if table_id is 0, negative value otherwise and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_tbl(void *domain, uint32_t table_id, void **table)
{
RTE_SET_USED(domain);
*table = NULL;
if (table_id) {
rte_errno = ENOTSUP;
return -rte_errno;
}
return 0;
}
/**
* Destroy flow table.
*
* @param table
* Pointer to table to destroy.
*
* @return
* 0 on success (silently ignored).
*/
static inline int
mlx5_flow_os_destroy_flow_tbl(void *table)
{
RTE_SET_USED(table);
/* Silently ignore */
return 0;
}
/**
* Create flow action: packet reformat.
*
* @param[in] ctx
* Pointer to relevant device context.
* @param[in] domain
* Pointer to domain handler.
* @param[in] resource
* Pointer to action data resource.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
*
* @return
* 0 on success, or negative value on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_packet_reformat(void *ctx, void *domain,
void *resource, void **action)
{
RTE_SET_USED(ctx);
RTE_SET_USED(domain);
RTE_SET_USED(resource);
RTE_SET_USED(action);
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: modify header.
*
* @param[in] ctx
* Pointer to relevant device context.
* @param[in] domain
* Pointer to domain handler.
* @param[in] resource
* Pointer to action data resource.
* @param[in] actions_len
* Total length of actions data in resource.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
*
* @return
* 0 on success, or -1 on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_modify_header(void *ctx,
void *domain,
void *resource,
uint32_t actions_len,
void **action)
{
RTE_SET_USED(ctx);
RTE_SET_USED(domain);
RTE_SET_USED(resource);
RTE_SET_USED(actions_len);
RTE_SET_USED(action);
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: destination flow table.
*
* @param[in] tbl_obj
* Pointer to destination table object.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or negative value on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_dest_flow_tbl(void *tbl_obj, void **action)
{
RTE_SET_USED(tbl_obj);
RTE_SET_USED(action);
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: destination port.
*
* @param[in] domain
* Pointer to domain handler.
* @param[in] port_id
* Destination port ID.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or negative value on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_dest_port(void *domain, uint32_t port_id,
void **action)
{
RTE_SET_USED(domain);
RTE_SET_USED(port_id);
*action = NULL;
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: push vlan.
*
* @param[in] domain
* Pointer to domain handler.
* @param[in] vlan_tag
* VLAN tag value.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or negative value on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_push_vlan(void *domain, rte_be32_t vlan_tag,
void **action)
{
RTE_SET_USED(domain);
RTE_SET_USED(vlan_tag);
*action = NULL;
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: count.
*
* @param[in] cnt_obj
* Pointer to DevX counter object.
* @param[in] offset
* Offset of counter in array.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or negative value on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_count(void *cnt_obj, uint16_t offset,
void **action)
{
RTE_SET_USED(cnt_obj);
RTE_SET_USED(offset);
*action = NULL;
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: tag.
*
* @param[in] tag
* Tag value.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or negative value on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_tag(uint32_t tag, void **action)
{
RTE_SET_USED(tag);
*action = NULL;
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: drop.
*
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or negative value on failure and errno is set.
*/
static inline int
mlx5_flow_os_create_flow_action_drop(void **action)
{
*action = NULL;
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: default miss.
*
* @param[out] action
* NULL action pointer.
*
* @return
* 0 as success.
*/
static inline int
mlx5_flow_os_create_flow_action_default_miss(void **action)
{
*action = 0;
/* Silently ignore */
return 0;
}
/**
* Create flow action: sampler
*
* @param[in] attr
* Pointer to sampler attribute
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or -1 on failure and errno is set.
*/
static inline int
mlx5_os_flow_dr_create_flow_action_sampler
(struct mlx5dv_dr_flow_sampler_attr *attr,
void **action)
{
RTE_SET_USED(attr);
*action = NULL;
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* Create flow action: dest_array
*
* @param[in] domain
* Pointer to relevant domain.
* @param[in] num_dest
* Number of destinations array.
* @param[in] dests
* Array of destination attributes.
* @param[out] action
* Pointer to a valid action on success, NULL otherwise.
*
* @return
* 0 on success, or -1 on failure and errno is set.
*/
static inline int
mlx5_os_flow_dr_create_flow_action_dest_array
(void *domain,
size_t num_dest,
struct mlx5dv_dr_action_dest_attr *dests[],
void **action)
{
RTE_SET_USED(domain);
RTE_SET_USED(num_dest);
RTE_SET_USED(dests);
*action = NULL;
rte_errno = ENOTSUP;
return -rte_errno;
}
/**
* OS stub for mlx5_flow_adjust_priority() API.
* Windows only supports flow priority 0 that cannot be adjusted.
*
* @param[in] dev
* Pointer to the Ethernet device structure.
* @param[in] priority
* The rule base priority.
* @param[in] subpriority
* The priority based on the items.
*
* @return
* 0
*/
static inline uint32_t
mlx5_os_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority,
uint32_t subpriority)
{
RTE_SET_USED(dev);
RTE_SET_USED(priority);
RTE_SET_USED(subpriority);
return 0;
}
static inline int
mlx5_os_flow_dr_sync_domain(void *domain, uint32_t flags)
{
RTE_SET_USED(domain);
RTE_SET_USED(flags);
errno = ENOTSUP;
return errno;
}
int mlx5_flow_os_validate_flow_attributes(struct rte_eth_dev *dev,
const struct rte_flow_attr *attributes,
bool external,
struct rte_flow_error *error);
int mlx5_flow_os_create_flow_matcher(void *ctx,
void *attr,
void *table,
void **matcher);
int mlx5_flow_os_destroy_flow_matcher(void *matcher);
int mlx5_flow_os_create_flow_action_dest_devx_tir(struct mlx5_devx_obj *tir,
void **action);
int mlx5_flow_os_destroy_flow_action(void *action);
int mlx5_flow_os_create_flow(void *matcher, void *match_value,
size_t num_actions,
void *actions[], void **flow);
int mlx5_flow_os_destroy_flow(void *drv_flow_ptr);
#endif /* RTE_PMD_MLX5_FLOW_OS_H_ */