return -rte_errno;
}
+/**
+ * Create an indirection table.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ * @param queues
+ * Queues entering in the indirection table.
+ * @param queues_n
+ * Number of queues in the array.
+ *
+ * @return
+ * The Verbs object initialized, NULL otherwise and rte_errno is set.
+ */
+static struct mlx5_ind_table_obj *
+mlx5_ibv_ind_table_obj_new(struct rte_eth_dev *dev, const uint16_t *queues,
+ uint32_t queues_n)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_ind_table_obj *ind_tbl;
+ const unsigned int wq_n = rte_is_power_of_2(queues_n) ?
+ log2above(queues_n) :
+ log2above(priv->config.ind_table_max_size);
+ struct ibv_wq *wq[1 << wq_n];
+ unsigned int i = 0, j = 0, k = 0;
+
+ ind_tbl = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ind_tbl) +
+ queues_n * sizeof(uint16_t), 0, SOCKET_ID_ANY);
+ if (!ind_tbl) {
+ rte_errno = ENOMEM;
+ return NULL;
+ }
+ ind_tbl->type = MLX5_IND_TBL_TYPE_IBV;
+ for (i = 0; i != queues_n; ++i) {
+ struct mlx5_rxq_ctrl *rxq = mlx5_rxq_get(dev, queues[i]);
+ if (!rxq)
+ goto error;
+ wq[i] = rxq->obj->wq;
+ ind_tbl->queues[i] = queues[i];
+ }
+ ind_tbl->queues_n = queues_n;
+ /* Finalise indirection table. */
+ k = i; /* Retain value of i for use in error case. */
+ for (j = 0; k != (unsigned int)(1 << wq_n); ++k, ++j)
+ wq[k] = wq[j];
+ ind_tbl->ind_table = mlx5_glue->create_rwq_ind_table(priv->sh->ctx,
+ &(struct ibv_rwq_ind_table_init_attr){
+ .log_ind_tbl_size = wq_n,
+ .ind_tbl = wq,
+ .comp_mask = 0,
+ });
+ if (!ind_tbl->ind_table) {
+ rte_errno = errno;
+ goto error;
+ }
+ rte_atomic32_inc(&ind_tbl->refcnt);
+ LIST_INSERT_HEAD(&priv->ind_tbls, ind_tbl, next);
+ return ind_tbl;
+error:
+ for (j = 0; j < i; j++)
+ mlx5_rxq_release(dev, ind_tbl->queues[j]);
+ mlx5_free(ind_tbl);
+ DEBUG("Port %u cannot create indirection table.", dev->data->port_id);
+ return NULL;
+}
+
+/**
+ * Destroys the specified Indirection Table.
+ *
+ * @param ind_table
+ * Indirection table to release.
+ */
+static void
+mlx5_ibv_ind_table_obj_destroy(struct mlx5_ind_table_obj *ind_tbl)
+{
+ claim_zero(mlx5_glue->destroy_rwq_ind_table(ind_tbl->ind_table));
+}
+
struct mlx5_obj_ops ibv_obj_ops = {
.rxq_obj_modify_vlan_strip = mlx5_rxq_obj_modify_wq_vlan_strip,
.rxq_obj_new = mlx5_rxq_ibv_obj_new,
.rxq_event_get = mlx5_rx_ibv_get_event,
.rxq_obj_modify = mlx5_ibv_modify_wq,
.rxq_obj_release = mlx5_rxq_ibv_obj_release,
+ .ind_table_obj_new = mlx5_ibv_ind_table_obj_new,
+ .ind_table_obj_destroy = mlx5_ibv_ind_table_obj_destroy,
};
};
};
+enum mlx5_ind_tbl_type {
+ MLX5_IND_TBL_TYPE_IBV,
+ MLX5_IND_TBL_TYPE_DEVX,
+};
+
+/* Indirection table. */
+struct mlx5_ind_table_obj {
+ LIST_ENTRY(mlx5_ind_table_obj) next; /* Pointer to the next element. */
+ rte_atomic32_t refcnt; /* Reference counter. */
+ enum mlx5_ind_tbl_type type;
+ RTE_STD_C11
+ union {
+ void *ind_table; /**< Indirection table. */
+ struct mlx5_devx_obj *rqt; /* DevX RQT object. */
+ };
+ uint32_t queues_n; /**< Number of queues in the list. */
+ uint16_t queues[]; /**< Queue list. */
+};
+
/* HW objects operations structure. */
struct mlx5_obj_ops {
int (*rxq_obj_modify_vlan_strip)(struct mlx5_rxq_obj *rxq_obj, int on);
int (*rxq_event_get)(struct mlx5_rxq_obj *rxq_obj);
int (*rxq_obj_modify)(struct mlx5_rxq_obj *rxq_obj, bool is_start);
void (*rxq_obj_release)(struct mlx5_rxq_obj *rxq_obj);
+ struct mlx5_ind_table_obj *(*ind_table_obj_new)(struct rte_eth_dev *dev,
+ const uint16_t *queues,
+ uint32_t queues_n);
+ void (*ind_table_obj_destroy)(struct mlx5_ind_table_obj *ind_tbl);
};
struct mlx5_priv {
#include "mlx5_rxtx.h"
#include "mlx5_utils.h"
#include "mlx5_devx.h"
+#include "mlx5_flow.h"
/**
return -rte_errno;
}
+/**
+ * Create an indirection table.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ * @param queues
+ * Queues entering in the indirection table.
+ * @param queues_n
+ * Number of queues in the array.
+ *
+ * @return
+ * The DevX object initialized, NULL otherwise and rte_errno is set.
+ */
+static struct mlx5_ind_table_obj *
+mlx5_devx_ind_table_obj_new(struct rte_eth_dev *dev, const uint16_t *queues,
+ uint32_t queues_n)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_ind_table_obj *ind_tbl;
+ struct mlx5_devx_rqt_attr *rqt_attr = NULL;
+ const unsigned int rqt_n = 1 << (rte_is_power_of_2(queues_n) ?
+ log2above(queues_n) :
+ log2above(priv->config.ind_table_max_size));
+ unsigned int i = 0, j = 0, k = 0;
+
+ ind_tbl = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ind_tbl) +
+ queues_n * sizeof(uint16_t), 0, SOCKET_ID_ANY);
+ if (!ind_tbl) {
+ rte_errno = ENOMEM;
+ return NULL;
+ }
+ ind_tbl->type = MLX5_IND_TBL_TYPE_DEVX;
+ rqt_attr = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt_attr) +
+ rqt_n * sizeof(uint32_t), 0, SOCKET_ID_ANY);
+ if (!rqt_attr) {
+ DRV_LOG(ERR, "Port %u cannot allocate RQT resources.",
+ dev->data->port_id);
+ rte_errno = ENOMEM;
+ goto error;
+ }
+ rqt_attr->rqt_max_size = priv->config.ind_table_max_size;
+ rqt_attr->rqt_actual_size = rqt_n;
+ for (i = 0; i != queues_n; ++i) {
+ struct mlx5_rxq_ctrl *rxq = mlx5_rxq_get(dev, queues[i]);
+ if (!rxq) {
+ mlx5_free(rqt_attr);
+ goto error;
+ }
+ rqt_attr->rq_list[i] = rxq->obj->rq->id;
+ ind_tbl->queues[i] = queues[i];
+ }
+ k = i; /* Retain value of i for use in error case. */
+ for (j = 0; k != rqt_n; ++k, ++j)
+ rqt_attr->rq_list[k] = rqt_attr->rq_list[j];
+ ind_tbl->rqt = mlx5_devx_cmd_create_rqt(priv->sh->ctx, rqt_attr);
+ mlx5_free(rqt_attr);
+ if (!ind_tbl->rqt) {
+ DRV_LOG(ERR, "Port %u cannot create DevX RQT.",
+ dev->data->port_id);
+ rte_errno = errno;
+ goto error;
+ }
+ ind_tbl->queues_n = queues_n;
+ rte_atomic32_inc(&ind_tbl->refcnt);
+ LIST_INSERT_HEAD(&priv->ind_tbls, ind_tbl, next);
+ return ind_tbl;
+error:
+ for (j = 0; j < i; j++)
+ mlx5_rxq_release(dev, ind_tbl->queues[j]);
+ mlx5_free(ind_tbl);
+ DEBUG("Port %u cannot create indirection table.", dev->data->port_id);
+ return NULL;
+}
+
+/**
+ * Destroy the DevX RQT object.
+ *
+ * @param ind_table
+ * Indirection table to release.
+ */
+static void
+mlx5_devx_ind_table_obj_destroy(struct mlx5_ind_table_obj *ind_tbl)
+{
+ claim_zero(mlx5_devx_cmd_destroy(ind_tbl->rqt));
+}
+
struct mlx5_obj_ops devx_obj_ops = {
.rxq_obj_modify_vlan_strip = mlx5_rxq_obj_modify_rq_vlan_strip,
.rxq_obj_new = mlx5_rxq_devx_obj_new,
.rxq_event_get = mlx5_rx_devx_get_event,
.rxq_obj_modify = mlx5_devx_modify_rq,
.rxq_obj_release = mlx5_rxq_devx_obj_release,
+ .ind_table_obj_new = mlx5_devx_ind_table_obj_new,
+ .ind_table_obj_destroy = mlx5_devx_ind_table_obj_destroy,
};
MLX5_ASSERT(rss_desc->queue_num);
hrxq_idx = mlx5_hrxq_get(dev, rss_desc->key,
- MLX5_RSS_HASH_KEY_LEN,
- dev_flow->hash_fields,
- rss_desc->queue,
- rss_desc->queue_num);
+ MLX5_RSS_HASH_KEY_LEN,
+ dev_flow->hash_fields,
+ rss_desc->queue,
+ rss_desc->queue_num);
if (!hrxq_idx)
hrxq_idx = mlx5_hrxq_new(dev, rss_desc->key,
MLX5_RSS_HASH_KEY_LEN,
#include "mlx5_defs.h"
#include "mlx5.h"
-#include "mlx5_common_os.h"
#include "mlx5_rxtx.h"
#include "mlx5_utils.h"
#include "mlx5_autoconf.h"
return MLX5_RXQ_TYPE_UNDEFINED;
}
-/**
- * Create an indirection table.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param queues
- * Queues entering in the indirection table.
- * @param queues_n
- * Number of queues in the array.
- *
- * @return
- * The Verbs/DevX object initialised, NULL otherwise and rte_errno is set.
- */
-static struct mlx5_ind_table_obj *
-mlx5_ind_table_obj_new(struct rte_eth_dev *dev, const uint16_t *queues,
- uint32_t queues_n, enum mlx5_ind_tbl_type type)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
- struct mlx5_ind_table_obj *ind_tbl;
- unsigned int i = 0, j = 0, k = 0;
-
- ind_tbl = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ind_tbl) +
- queues_n * sizeof(uint16_t), 0, SOCKET_ID_ANY);
- if (!ind_tbl) {
- rte_errno = ENOMEM;
- return NULL;
- }
- ind_tbl->type = type;
- if (ind_tbl->type == MLX5_IND_TBL_TYPE_IBV) {
- const unsigned int wq_n = rte_is_power_of_2(queues_n) ?
- log2above(queues_n) :
- log2above(priv->config.ind_table_max_size);
- struct ibv_wq *wq[1 << wq_n];
-
- for (i = 0; i != queues_n; ++i) {
- struct mlx5_rxq_ctrl *rxq = mlx5_rxq_get(dev,
- queues[i]);
- if (!rxq)
- goto error;
- wq[i] = rxq->obj->wq;
- ind_tbl->queues[i] = queues[i];
- }
- ind_tbl->queues_n = queues_n;
- /* Finalise indirection table. */
- k = i; /* Retain value of i for use in error case. */
- for (j = 0; k != (unsigned int)(1 << wq_n); ++k, ++j)
- wq[k] = wq[j];
- ind_tbl->ind_table = mlx5_glue->create_rwq_ind_table
- (priv->sh->ctx,
- &(struct ibv_rwq_ind_table_init_attr){
- .log_ind_tbl_size = wq_n,
- .ind_tbl = wq,
- .comp_mask = 0,
- });
- if (!ind_tbl->ind_table) {
- rte_errno = errno;
- goto error;
- }
- } else { /* ind_tbl->type == MLX5_IND_TBL_TYPE_DEVX */
- struct mlx5_devx_rqt_attr *rqt_attr = NULL;
- const unsigned int rqt_n =
- 1 << (rte_is_power_of_2(queues_n) ?
- log2above(queues_n) :
- log2above(priv->config.ind_table_max_size));
-
- rqt_attr = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt_attr) +
- rqt_n * sizeof(uint32_t), 0,
- SOCKET_ID_ANY);
- if (!rqt_attr) {
- DRV_LOG(ERR, "port %u cannot allocate RQT resources",
- dev->data->port_id);
- rte_errno = ENOMEM;
- goto error;
- }
- rqt_attr->rqt_max_size = priv->config.ind_table_max_size;
- rqt_attr->rqt_actual_size = rqt_n;
- for (i = 0; i != queues_n; ++i) {
- struct mlx5_rxq_ctrl *rxq = mlx5_rxq_get(dev,
- queues[i]);
- if (!rxq)
- goto error;
- rqt_attr->rq_list[i] = rxq->obj->rq->id;
- ind_tbl->queues[i] = queues[i];
- }
- k = i; /* Retain value of i for use in error case. */
- for (j = 0; k != rqt_n; ++k, ++j)
- rqt_attr->rq_list[k] = rqt_attr->rq_list[j];
- ind_tbl->rqt = mlx5_devx_cmd_create_rqt(priv->sh->ctx,
- rqt_attr);
- mlx5_free(rqt_attr);
- if (!ind_tbl->rqt) {
- DRV_LOG(ERR, "port %u cannot create DevX RQT",
- dev->data->port_id);
- rte_errno = errno;
- goto error;
- }
- ind_tbl->queues_n = queues_n;
- }
- rte_atomic32_inc(&ind_tbl->refcnt);
- LIST_INSERT_HEAD(&priv->ind_tbls, ind_tbl, next);
- return ind_tbl;
-error:
- for (j = 0; j < i; j++)
- mlx5_rxq_release(dev, ind_tbl->queues[j]);
- mlx5_free(ind_tbl);
- DEBUG("port %u cannot create indirection table", dev->data->port_id);
- return NULL;
-}
-
/**
* Get an indirection table.
*
mlx5_ind_table_obj_release(struct rte_eth_dev *dev,
struct mlx5_ind_table_obj *ind_tbl)
{
+ struct mlx5_priv *priv = dev->data->dev_private;
unsigned int i;
- if (rte_atomic32_dec_and_test(&ind_tbl->refcnt)) {
- if (ind_tbl->type == MLX5_IND_TBL_TYPE_IBV)
- claim_zero(mlx5_glue->destroy_rwq_ind_table
- (ind_tbl->ind_table));
- else if (ind_tbl->type == MLX5_IND_TBL_TYPE_DEVX)
- claim_zero(mlx5_devx_cmd_destroy(ind_tbl->rqt));
- }
+ if (rte_atomic32_dec_and_test(&ind_tbl->refcnt))
+ priv->obj_ops->ind_table_obj_destroy(ind_tbl);
for (i = 0; i != ind_tbl->queues_n; ++i)
claim_nonzero(mlx5_rxq_release(dev, ind_tbl->queues[i]));
if (!rte_atomic32_read(&ind_tbl->refcnt)) {
queues_n = hash_fields ? queues_n : 1;
ind_tbl = mlx5_ind_table_obj_get(dev, queues, queues_n);
- if (!ind_tbl) {
- enum mlx5_ind_tbl_type type;
-
- type = rxq_ctrl->obj->type == MLX5_RXQ_OBJ_TYPE_IBV ?
- MLX5_IND_TBL_TYPE_IBV : MLX5_IND_TBL_TYPE_DEVX;
- ind_tbl = mlx5_ind_table_obj_new(dev, queues, queues_n, type);
- }
+ if (!ind_tbl)
+ ind_tbl = priv->obj_ops->ind_table_obj_new(dev, queues,
+ queues_n);
if (!ind_tbl) {
rte_errno = ENOMEM;
return 0;
struct mlx5_rx_hash_field_select *rx_hash_field_select =
&tir_attr.rx_hash_field_selector_outer;
#endif
-
/* 1 bit: 0: IPv4, 1: IPv6. */
rx_hash_field_select->l3_prot_type =
!!(hash_fields & MLX5_IPV6_IBV_RX_HASH);
struct rte_eth_hairpin_conf hairpin_conf; /* Hairpin configuration. */
};
-enum mlx5_ind_tbl_type {
- MLX5_IND_TBL_TYPE_IBV,
- MLX5_IND_TBL_TYPE_DEVX,
-};
-
-/* Indirection table. */
-struct mlx5_ind_table_obj {
- LIST_ENTRY(mlx5_ind_table_obj) next; /* Pointer to the next element. */
- rte_atomic32_t refcnt; /* Reference counter. */
- enum mlx5_ind_tbl_type type;
- RTE_STD_C11
- union {
- void *ind_table; /**< Indirection table. */
- struct mlx5_devx_obj *rqt; /* DevX RQT object. */
- };
- uint32_t queues_n; /**< Number of queues in the list. */
- uint16_t queues[]; /**< Queue list. */
-};
-
/* Hash Rx queue. */
struct mlx5_hrxq {
ILIST_ENTRY(uint32_t)next; /* Index to the next element. */