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net/mlx5: share Rx queue drop action code

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Move Rx queue drop action similar resources allocations from Verbs
module to a shared location.

Signed-off-by: Michael Baum <michaelba@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
This commit is contained in:
Michael Baum 2020-09-03 10:13:49 +00:00 committed by Ferruh Yigit
parent 5eaf882e94
commit 0c762e81da
8 changed files with 194 additions and 202 deletions
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6
drivers/net/mlx5/linux/mlx5_os.c
View File

@ -1269,8 +1269,10 @@ mlx5_dev_spawn(struct rte_device *dpdk_dev,
}
if (config->devx && config->dv_flow_en) {
priv->obj_ops = devx_obj_ops;
priv->obj_ops.hrxq_drop_new = ibv_obj_ops.hrxq_drop_new;
priv->obj_ops.hrxq_drop_release = ibv_obj_ops.hrxq_drop_release;
priv->obj_ops.drop_action_create =
ibv_obj_ops.drop_action_create;
priv->obj_ops.drop_action_destroy =
ibv_obj_ops.drop_action_destroy;
} else {
priv->obj_ops = ibv_obj_ops;
}

274
drivers/net/mlx5/linux/mlx5_verbs.c
View File

@ -612,66 +612,6 @@ mlx5_ibv_qp_destroy(struct mlx5_hrxq *hrxq)
claim_zero(mlx5_glue->destroy_qp(hrxq->qp));
}
/**
* Create a drop Rx queue Verbs object.
*
* @param dev
* Pointer to Ethernet device.
*
* @return
* The Verbs object initialized, NULL otherwise and rte_errno is set.
*/
static struct mlx5_rxq_obj *
mlx5_rxq_obj_drop_new(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct ibv_context *ctx = priv->sh->ctx;
struct ibv_cq *cq;
struct ibv_wq *wq = NULL;
struct mlx5_rxq_obj *rxq;
if (priv->drop_queue.rxq)
return priv->drop_queue.rxq;
cq = mlx5_glue->create_cq(ctx, 1, NULL, NULL, 0);
if (!cq) {
DEBUG("Port %u cannot allocate CQ for drop queue.",
dev->data->port_id);
rte_errno = errno;
goto error;
}
wq = mlx5_glue->create_wq(ctx,
&(struct ibv_wq_init_attr){
.wq_type = IBV_WQT_RQ,
.max_wr = 1,
.max_sge = 1,
.pd = priv->sh->pd,
.cq = cq,
});
if (!wq) {
DEBUG("Port %u cannot allocate WQ for drop queue.",
dev->data->port_id);
rte_errno = errno;
goto error;
}
rxq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rxq), 0, SOCKET_ID_ANY);
if (!rxq) {
DEBUG("Port %u cannot allocate drop Rx queue memory.",
dev->data->port_id);
rte_errno = ENOMEM;
goto error;
}
rxq->ibv_cq = cq;
rxq->wq = wq;
priv->drop_queue.rxq = rxq;
return rxq;
error:
if (wq)
claim_zero(mlx5_glue->destroy_wq(wq));
if (cq)
claim_zero(mlx5_glue->destroy_cq(cq));
return NULL;
}
/**
* Release a drop Rx queue Verbs object.
*
@ -679,7 +619,7 @@ mlx5_rxq_obj_drop_new(struct rte_eth_dev *dev)
* Pointer to Ethernet device.
*/
static void
mlx5_rxq_obj_drop_release(struct rte_eth_dev *dev)
mlx5_rxq_ibv_obj_drop_release(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_rxq_obj *rxq = priv->drop_queue.rxq;
@ -693,127 +633,115 @@ mlx5_rxq_obj_drop_release(struct rte_eth_dev *dev)
}
/**
* Create a drop indirection table.
* Create a drop Rx queue Verbs object.
*
* @param dev
* Pointer to Ethernet device.
*
* @return
* The Verbs object initialized, NULL otherwise and rte_errno is set.
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
static struct mlx5_ind_table_obj *
mlx5_ind_table_obj_drop_new(struct rte_eth_dev *dev)
static int
mlx5_rxq_ibv_obj_drop_create(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_ind_table_obj *ind_tbl;
struct mlx5_rxq_obj *rxq;
struct mlx5_ind_table_obj tmpl;
struct ibv_context *ctx = priv->sh->ctx;
struct mlx5_rxq_obj *rxq = priv->drop_queue.rxq;
rxq = mlx5_rxq_obj_drop_new(dev);
if (!rxq)
return NULL;
tmpl.ind_table = mlx5_glue->create_rwq_ind_table
(priv->sh->ctx,
&(struct ibv_rwq_ind_table_init_attr){
.log_ind_tbl_size = 0,
.ind_tbl = (struct ibv_wq **)&rxq->wq,
.comp_mask = 0,
});
if (!tmpl.ind_table) {
if (rxq)
return 0;
rxq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rxq), 0, SOCKET_ID_ANY);
if (!rxq) {
DEBUG("Port %u cannot allocate drop Rx queue memory.",
dev->data->port_id);
rte_errno = ENOMEM;
return -rte_errno;
}
priv->drop_queue.rxq = rxq;
rxq->ibv_cq = mlx5_glue->create_cq(ctx, 1, NULL, NULL, 0);
if (!rxq->ibv_cq) {
DEBUG("Port %u cannot allocate CQ for drop queue.",
dev->data->port_id);
rte_errno = errno;
goto error;
}
rxq->wq = mlx5_glue->create_wq(ctx, &(struct ibv_wq_init_attr){
.wq_type = IBV_WQT_RQ,
.max_wr = 1,
.max_sge = 1,
.pd = priv->sh->pd,
.cq = rxq->ibv_cq,
});
if (!rxq->wq) {
DEBUG("Port %u cannot allocate WQ for drop queue.",
dev->data->port_id);
rte_errno = errno;
goto error;
}
priv->drop_queue.rxq = rxq;
return 0;
error:
mlx5_rxq_ibv_obj_drop_release(dev);
return -rte_errno;
}
/**
* Create a Verbs drop action for Rx Hash queue.
*
* @param dev
* Pointer to Ethernet device.
*
* @return
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
static int
mlx5_ibv_drop_action_create(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_hrxq *hrxq = priv->drop_queue.hrxq;
struct ibv_rwq_ind_table *ind_tbl = NULL;
struct mlx5_rxq_obj *rxq;
int ret;
MLX5_ASSERT(hrxq && hrxq->ind_table);
ret = mlx5_rxq_ibv_obj_drop_create(dev);
if (ret < 0)
goto error;
rxq = priv->drop_queue.rxq;
ind_tbl = mlx5_glue->create_rwq_ind_table
(priv->sh->ctx,
&(struct ibv_rwq_ind_table_init_attr){
.log_ind_tbl_size = 0,
.ind_tbl = (struct ibv_wq **)&rxq->wq,
.comp_mask = 0,
});
if (!ind_tbl) {
DEBUG("Port %u cannot allocate indirection table for drop"
" queue.", dev->data->port_id);
rte_errno = errno;
goto error;
}
ind_tbl = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ind_tbl), 0,
SOCKET_ID_ANY);
if (!ind_tbl) {
rte_errno = ENOMEM;
goto error;
}
ind_tbl->ind_table = tmpl.ind_table;
return ind_tbl;
error:
mlx5_rxq_obj_drop_release(dev);
return NULL;
}
/**
* Release a drop indirection table.
*
* @param dev
* Pointer to Ethernet device.
*/
static void
mlx5_ind_table_obj_drop_release(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_ind_table_obj *ind_tbl = priv->drop_queue.hrxq->ind_table;
claim_zero(mlx5_glue->destroy_rwq_ind_table(ind_tbl->ind_table));
mlx5_rxq_obj_drop_release(dev);
mlx5_free(ind_tbl);
priv->drop_queue.hrxq->ind_table = NULL;
}
/**
* Create a drop Rx Hash queue.
*
* @param dev
* Pointer to Ethernet device.
*
* @return
* The Verbs object initialized, NULL otherwise and rte_errno is set.
*/
static struct mlx5_hrxq *
mlx5_ibv_hrxq_drop_new(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_ind_table_obj *ind_tbl = NULL;
struct ibv_qp *qp = NULL;
struct mlx5_hrxq *hrxq = NULL;
if (priv->drop_queue.hrxq) {
rte_atomic32_inc(&priv->drop_queue.hrxq->refcnt);
return priv->drop_queue.hrxq;
}
hrxq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*hrxq), 0, SOCKET_ID_ANY);
if (!hrxq) {
DRV_LOG(WARNING,
"Port %u cannot allocate memory for drop queue.",
dev->data->port_id);
rte_errno = ENOMEM;
goto error;
}
priv->drop_queue.hrxq = hrxq;
ind_tbl = mlx5_ind_table_obj_drop_new(dev);
if (!ind_tbl)
goto error;
hrxq->ind_table = ind_tbl;
qp = mlx5_glue->create_qp_ex(priv->sh->ctx,
hrxq->qp = mlx5_glue->create_qp_ex(priv->sh->ctx,
&(struct ibv_qp_init_attr_ex){
.qp_type = IBV_QPT_RAW_PACKET,
.comp_mask =
IBV_QP_INIT_ATTR_PD |
IBV_QP_INIT_ATTR_IND_TABLE |
IBV_QP_INIT_ATTR_RX_HASH,
.comp_mask = IBV_QP_INIT_ATTR_PD |
IBV_QP_INIT_ATTR_IND_TABLE |
IBV_QP_INIT_ATTR_RX_HASH,
.rx_hash_conf = (struct ibv_rx_hash_conf){
.rx_hash_function =
IBV_RX_HASH_FUNC_TOEPLITZ,
.rx_hash_function = IBV_RX_HASH_FUNC_TOEPLITZ,
.rx_hash_key_len = MLX5_RSS_HASH_KEY_LEN,
.rx_hash_key = rss_hash_default_key,
.rx_hash_fields_mask = 0,
},
.rwq_ind_tbl = ind_tbl->ind_table,
.rwq_ind_tbl = ind_tbl,
.pd = priv->sh->pd
});
if (!qp) {
if (!hrxq->qp) {
DEBUG("Port %u cannot allocate QP for drop queue.",
dev->data->port_id);
rte_errno = errno;
goto error;
}
hrxq->qp = qp;
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
hrxq->action = mlx5_glue->dv_create_flow_action_dest_ibv_qp(hrxq->qp);
if (!hrxq->action) {
@ -821,22 +749,16 @@ mlx5_ibv_hrxq_drop_new(struct rte_eth_dev *dev)
goto error;
}
#endif
rte_atomic32_set(&hrxq->refcnt, 1);
return hrxq;
hrxq->ind_table->ind_table = ind_tbl;
return 0;
error:
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
if (hrxq && hrxq->action)
mlx5_glue->destroy_flow_action(hrxq->action);
#endif
if (qp)
if (hrxq->qp)
claim_zero(mlx5_glue->destroy_qp(hrxq->qp));
if (ind_tbl)
mlx5_ind_table_obj_drop_release(dev);
if (hrxq) {
priv->drop_queue.hrxq = NULL;
mlx5_free(hrxq);
}
return NULL;
claim_zero(mlx5_glue->destroy_rwq_ind_table(ind_tbl));
if (priv->drop_queue.rxq)
mlx5_rxq_ibv_obj_drop_release(dev);
return -rte_errno;
}
/**
@ -846,20 +768,18 @@ mlx5_ibv_hrxq_drop_new(struct rte_eth_dev *dev)
* Pointer to Ethernet device.
*/
static void
mlx5_ibv_hrxq_drop_release(struct rte_eth_dev *dev)
mlx5_ibv_drop_action_destroy(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_hrxq *hrxq = priv->drop_queue.hrxq;
struct ibv_rwq_ind_table *ind_tbl = hrxq->ind_table->ind_table;
if (rte_atomic32_dec_and_test(&hrxq->refcnt)) {
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
mlx5_glue->destroy_flow_action(hrxq->action);
claim_zero(mlx5_glue->destroy_flow_action(hrxq->action));
#endif
claim_zero(mlx5_glue->destroy_qp(hrxq->qp));
mlx5_ind_table_obj_drop_release(dev);
mlx5_free(hrxq);
priv->drop_queue.hrxq = NULL;
}
claim_zero(mlx5_glue->destroy_qp(hrxq->qp));
claim_zero(mlx5_glue->destroy_rwq_ind_table(ind_tbl));
mlx5_rxq_ibv_obj_drop_release(dev);
}
struct mlx5_obj_ops ibv_obj_ops = {
@ -872,6 +792,6 @@ struct mlx5_obj_ops ibv_obj_ops = {
.ind_table_destroy = mlx5_ibv_ind_table_destroy,
.hrxq_new = mlx5_ibv_hrxq_new,
.hrxq_destroy = mlx5_ibv_qp_destroy,
.hrxq_drop_new = mlx5_ibv_hrxq_drop_new,
.hrxq_drop_release = mlx5_ibv_hrxq_drop_release,
.drop_action_create = mlx5_ibv_drop_action_create,
.drop_action_destroy = mlx5_ibv_drop_action_destroy,
};

4
drivers/net/mlx5/mlx5.h
View File

@ -748,8 +748,8 @@ struct mlx5_obj_ops {
int (*hrxq_new)(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq,
int tunnel __rte_unused);
void (*hrxq_destroy)(struct mlx5_hrxq *hrxq);
struct mlx5_hrxq *(*hrxq_drop_new)(struct rte_eth_dev *dev);
void (*hrxq_drop_release)(struct rte_eth_dev *dev);
int (*drop_action_create)(struct rte_eth_dev *dev);
void (*drop_action_destroy)(struct rte_eth_dev *dev);
};
struct mlx5_priv {

16
drivers/net/mlx5/mlx5_devx.c
View File

@ -792,21 +792,21 @@ mlx5_devx_tir_destroy(struct mlx5_hrxq *hrxq)
}
/**
* Create a drop Rx Hash queue.
* Create a DevX drop action for Rx Hash queue.
*
* @param dev
* Pointer to Ethernet device.
*
* @return
* The DevX object initialized, NULL otherwise and rte_errno is set.
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
static struct mlx5_hrxq *
mlx5_devx_hrxq_drop_new(struct rte_eth_dev *dev)
static int
mlx5_devx_drop_action_create(struct rte_eth_dev *dev)
{
(void)dev;
DRV_LOG(ERR, "DevX drop action is not supported yet");
rte_errno = ENOTSUP;
return NULL;
return -rte_errno;
}
/**
@ -816,7 +816,7 @@ mlx5_devx_hrxq_drop_new(struct rte_eth_dev *dev)
* Pointer to Ethernet device.
*/
static void
mlx5_devx_hrxq_drop_release(struct rte_eth_dev *dev)
mlx5_devx_drop_action_destroy(struct rte_eth_dev *dev)
{
(void)dev;
DRV_LOG(ERR, "DevX drop action is not supported yet");
@ -833,6 +833,6 @@ struct mlx5_obj_ops devx_obj_ops = {
.ind_table_destroy = mlx5_devx_ind_table_destroy,
.hrxq_new = mlx5_devx_hrxq_new,
.hrxq_destroy = mlx5_devx_tir_destroy,
.hrxq_drop_new = mlx5_devx_hrxq_drop_new,
.hrxq_drop_release = mlx5_devx_hrxq_drop_release,
.drop_action_create = mlx5_devx_drop_action_create,
.drop_action_destroy = mlx5_devx_drop_action_destroy,
};

10
drivers/net/mlx5/mlx5_flow_dv.c
View File

@ -8917,7 +8917,7 @@ __flow_dv_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
dv->actions[n++] = priv->sh->esw_drop_action;
} else {
struct mlx5_hrxq *drop_hrxq;
drop_hrxq = priv->obj_ops.hrxq_drop_new(dev);
drop_hrxq = mlx5_drop_action_create(dev);
if (!drop_hrxq) {
rte_flow_error_set
(error, errno,
@ -8928,7 +8928,7 @@ __flow_dv_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
}
/*
* Drop queues will be released by the specify
* mlx5_hrxq_drop_release() function. Assign
* mlx5_drop_action_destroy() function. Assign
* the special index to hrxq to mark the queue
* has been allocated.
*/
@ -9013,7 +9013,7 @@ __flow_dv_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
/* hrxq is union, don't clear it if the flag is not set. */
if (dh->rix_hrxq) {
if (dh->fate_action == MLX5_FLOW_FATE_DROP) {
priv->obj_ops.hrxq_drop_release(dev);
mlx5_drop_action_destroy(dev);
dh->rix_hrxq = 0;
} else if (dh->fate_action == MLX5_FLOW_FATE_QUEUE) {
mlx5_hrxq_release(dev, dh->rix_hrxq);
@ -9303,13 +9303,11 @@ static void
flow_dv_fate_resource_release(struct rte_eth_dev *dev,
struct mlx5_flow_handle *handle)
{
struct mlx5_priv *priv = dev->data->dev_private;
if (!handle->rix_fate)
return;
switch (handle->fate_action) {
case MLX5_FLOW_FATE_DROP:
priv->obj_ops.hrxq_drop_release(dev);
mlx5_drop_action_destroy(dev);
break;
case MLX5_FLOW_FATE_QUEUE:
mlx5_hrxq_release(dev, handle->rix_hrxq);

10
drivers/net/mlx5/mlx5_flow_verbs.c
View File

@ -72,7 +72,7 @@ mlx5_flow_discover_priorities(struct rte_eth_dev *dev)
},
};
struct ibv_flow *flow;
struct mlx5_hrxq *drop = priv->obj_ops.hrxq_drop_new(dev);
struct mlx5_hrxq *drop = mlx5_drop_action_create(dev);
uint16_t vprio[] = { 8, 16 };
int i;
int priority = 0;
@ -89,7 +89,7 @@ mlx5_flow_discover_priorities(struct rte_eth_dev *dev)
claim_zero(mlx5_glue->destroy_flow(flow));
priority = vprio[i];
}
priv->obj_ops.hrxq_drop_release(dev);
mlx5_drop_action_destroy(dev);
switch (priority) {
case 8:
priority = RTE_DIM(priority_map_3);
@ -1889,7 +1889,7 @@ flow_verbs_remove(struct rte_eth_dev *dev, struct rte_flow *flow)
/* hrxq is union, don't touch it only the flag is set. */
if (handle->rix_hrxq) {
if (handle->fate_action == MLX5_FLOW_FATE_DROP) {
priv->obj_ops.hrxq_drop_release(dev);
mlx5_drop_action_destroy(dev);
handle->rix_hrxq = 0;
} else if (handle->fate_action ==
MLX5_FLOW_FATE_QUEUE) {
@ -1965,7 +1965,7 @@ flow_verbs_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
dev_flow = &((struct mlx5_flow *)priv->inter_flows)[idx];
handle = dev_flow->handle;
if (handle->fate_action == MLX5_FLOW_FATE_DROP) {
hrxq = priv->obj_ops.hrxq_drop_new(dev);
hrxq = mlx5_drop_action_create(dev);
if (!hrxq) {
rte_flow_error_set
(error, errno,
@ -2034,7 +2034,7 @@ flow_verbs_apply(struct rte_eth_dev *dev, struct rte_flow *flow,
/* hrxq is union, don't touch it only the flag is set. */
if (handle->rix_hrxq) {
if (handle->fate_action == MLX5_FLOW_FATE_DROP) {
priv->obj_ops.hrxq_drop_release(dev);
mlx5_drop_action_destroy(dev);
handle->rix_hrxq = 0;
} else if (handle->fate_action ==
MLX5_FLOW_FATE_QUEUE) {

72
drivers/net/mlx5/mlx5_rxq.c
View File

@ -2005,6 +2005,78 @@ mlx5_hrxq_new(struct rte_eth_dev *dev,
return 0;
}
/**
* Create a drop Rx Hash queue.
*
* @param dev
* Pointer to Ethernet device.
*
* @return
* The Verbs/DevX object initialized, NULL otherwise and rte_errno is set.
*/
struct mlx5_hrxq *
mlx5_drop_action_create(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_hrxq *hrxq = NULL;
int ret;
if (priv->drop_queue.hrxq) {
rte_atomic32_inc(&priv->drop_queue.hrxq->refcnt);
return priv->drop_queue.hrxq;
}
hrxq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*hrxq), 0, SOCKET_ID_ANY);
if (!hrxq) {
DRV_LOG(WARNING,
"Port %u cannot allocate memory for drop queue.",
dev->data->port_id);
rte_errno = ENOMEM;
goto error;
}
priv->drop_queue.hrxq = hrxq;
hrxq->ind_table = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*hrxq->ind_table),
0, SOCKET_ID_ANY);
if (!hrxq->ind_table) {
rte_errno = ENOMEM;
goto error;
}
ret = priv->obj_ops.drop_action_create(dev);
if (ret < 0)
goto error;
rte_atomic32_set(&hrxq->refcnt, 1);
return hrxq;
error:
if (hrxq) {
if (hrxq->ind_table)
mlx5_free(hrxq->ind_table);
priv->drop_queue.hrxq = NULL;
mlx5_free(hrxq);
}
return NULL;
}
/**
* Release a drop hash Rx queue.
*
* @param dev
* Pointer to Ethernet device.
*/
void
mlx5_drop_action_destroy(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_hrxq *hrxq = priv->drop_queue.hrxq;
if (rte_atomic32_dec_and_test(&hrxq->refcnt)) {
priv->obj_ops.drop_action_destroy(dev);
mlx5_free(priv->drop_queue.rxq);
mlx5_free(hrxq->ind_table);
mlx5_free(hrxq);
priv->drop_queue.rxq = NULL;
priv->drop_queue.hrxq = NULL;
}
}
/**
* Verify the Rx Queue list is empty
*

4
drivers/net/mlx5/mlx5_rxtx.h
View File

@ -382,8 +382,8 @@ uint32_t mlx5_hrxq_get(struct rte_eth_dev *dev,
int mlx5_hrxq_release(struct rte_eth_dev *dev, uint32_t hxrq_idx);
int mlx5_hrxq_verify(struct rte_eth_dev *dev);
enum mlx5_rxq_type mlx5_rxq_get_type(struct rte_eth_dev *dev, uint16_t idx);
struct mlx5_hrxq *mlx5_hrxq_drop_new(struct rte_eth_dev *dev);
void mlx5_hrxq_drop_release(struct rte_eth_dev *dev);
struct mlx5_hrxq *mlx5_drop_action_create(struct rte_eth_dev *dev);
void mlx5_drop_action_destroy(struct rte_eth_dev *dev);
uint64_t mlx5_get_rx_port_offloads(void);
uint64_t mlx5_get_rx_queue_offloads(struct rte_eth_dev *dev);
void mlx5_rxq_timestamp_set(struct rte_eth_dev *dev);