net/mlx4: refactor RSS parent queue allocation

[dpdk.git] / drivers / net / mlx4 / mlx4.h

diff --git a/drivers/net/mlx4/mlx4.h b/drivers/net/mlx4/mlx4.h
index daf53e1..4e2a0ae 100644 (file)
--- a/drivers/net/mlx4/mlx4.h
+++ b/drivers/net/mlx4/mlx4.h
@@ -219,6 +219,7 @@ struct rxq_elt {
 
 /* RX queue descriptor. */
 struct rxq {
+       LIST_ENTRY(rxq) next; /* Used by parent queue only */
        struct priv *priv; /* Back pointer to private data. */
        struct rte_mempool *mp; /* Memory Pool for allocations. */
        struct ibv_mr *mr; /* Memory Region (for mp). */
@@ -247,6 +248,10 @@ struct rxq {
        struct mlx4_rxq_stats stats; /* RX queue counters. */
        unsigned int socket; /* CPU socket ID for allocations. */
        struct ibv_exp_res_domain *rd; /* Resource Domain. */
+       struct {
+               uint16_t queues_n;
+               uint16_t queues[RTE_MAX_QUEUES_PER_PORT];
+       } rss;
 };
 
 /* TX element. */
@@ -341,7 +346,6 @@ struct priv {
 #endif
        unsigned int max_rss_tbl_sz; /* Maximum number of RSS queues. */
        /* RX/TX queues. */
-       struct rxq rxq_parent; /* Parent queue when RSS is enabled. */
        unsigned int rxqs_n; /* RX queues array size. */
        unsigned int txqs_n; /* TX queues array size. */
        struct rxq *(*rxqs)[]; /* RX queues. */
@@ -351,10 +355,21 @@ struct priv {
        struct rte_flow_drop *flow_drop_queue; /* Flow drop queue. */
        LIST_HEAD(mlx4_flows, rte_flow) flows;
        struct rte_intr_conf intr_conf; /* Active interrupt configuration. */
+       LIST_HEAD(mlx4_parents, rxq) parents;
        rte_spinlock_t lock; /* Lock for control functions. */
 };
 
 void priv_lock(struct priv *priv);
 void priv_unlock(struct priv *priv);
 
+int
+rxq_create_qp(struct rxq *rxq,
+             uint16_t desc,
+             int inactive,
+             int children_n,
+             struct rxq *rxq_parent);
+
+void
+rxq_parent_cleanup(struct rxq *parent);
+
 #endif /* RTE_PMD_MLX4_H_ */