Uninitialized UAR mmap offset caused secondary tx doorbell mapped to
wrong address. This patch restores missing UAR mmap offset init code
overridden by wrong merge.
Fixes:
faf2667fe8d5 ("net/mlx5: separate DPDK from verbs Tx queue objects")
Signed-off-by: Xueming Li <xuemingl@mellanox.com>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
struct ibv_cq_ex cq_attr;
} attr;
unsigned int cqe_n;
struct ibv_cq_ex cq_attr;
} attr;
unsigned int cqe_n;
+ struct mlx5dv_qp qp = { .comp_mask = MLX5DV_QP_MASK_UAR_MMAP_OFFSET };
struct mlx5dv_cq cq_info;
struct mlx5dv_obj obj;
const int desc = 1 << txq_data->elts_n;
struct mlx5dv_cq cq_info;
struct mlx5dv_obj obj;
const int desc = 1 << txq_data->elts_n;
txq_ibv->qp = tmpl.qp;
txq_ibv->cq = tmpl.cq;
rte_atomic32_inc(&txq_ibv->refcnt);
txq_ibv->qp = tmpl.qp;
txq_ibv->cq = tmpl.cq;
rte_atomic32_inc(&txq_ibv->refcnt);
+ if (qp.comp_mask & MLX5DV_QP_MASK_UAR_MMAP_OFFSET) {
+ txq_ctrl->uar_mmap_offset = qp.uar_mmap_offset;
+ } else {
+ ERROR("Failed to retrieve UAR info, invalid libmlx5.so version");
+ goto error;
+ }
DEBUG("%p: Verbs Tx queue %p: refcnt %d", (void *)priv,
(void *)txq_ibv, rte_atomic32_read(&txq_ibv->refcnt));
LIST_INSERT_HEAD(&priv->txqsibv, txq_ibv, next);
DEBUG("%p: Verbs Tx queue %p: refcnt %d", (void *)priv,
(void *)txq_ibv, rte_atomic32_read(&txq_ibv->refcnt));
LIST_INSERT_HEAD(&priv->txqsibv, txq_ibv, next);