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path: root/drivers/net/ethernet/mellanox/mlx4/en_cq.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_cq.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_cq.c45
1 files changed, 9 insertions, 36 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
index 3a098cc..3e2d504 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c
@@ -44,23 +44,12 @@ static void mlx4_en_cq_event(struct mlx4_cq *cq, enum mlx4_event event)
int mlx4_en_create_cq(struct mlx4_en_priv *priv,
- struct mlx4_en_cq **pcq,
- int entries, int ring, enum cq_type mode,
- int node)
+ struct mlx4_en_cq *cq,
+ int entries, int ring, enum cq_type mode)
{
struct mlx4_en_dev *mdev = priv->mdev;
- struct mlx4_en_cq *cq;
int err;
- cq = kzalloc_node(sizeof(*cq), GFP_KERNEL, node);
- if (!cq) {
- cq = kzalloc(sizeof(*cq), GFP_KERNEL);
- if (!cq) {
- en_err(priv, "Failed to allocate CQ structure\n");
- return -ENOMEM;
- }
- }
-
cq->size = entries;
cq->buf_size = cq->size * mdev->dev->caps.cqe_size;
@@ -68,30 +57,17 @@ int mlx4_en_create_cq(struct mlx4_en_priv *priv,
cq->is_tx = mode;
spin_lock_init(&cq->lock);
- /* Allocate HW buffers on provided NUMA node.
- * dev->numa_node is used in mtt range allocation flow.
- */
- set_dev_node(&mdev->dev->pdev->dev, node);
err = mlx4_alloc_hwq_res(mdev->dev, &cq->wqres,
cq->buf_size, 2 * PAGE_SIZE);
- set_dev_node(&mdev->dev->pdev->dev, mdev->dev->numa_node);
if (err)
- goto err_cq;
+ return err;
err = mlx4_en_map_buffer(&cq->wqres.buf);
if (err)
- goto err_res;
+ mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
+ else
+ cq->buf = (struct mlx4_cqe *) cq->wqres.buf.direct.buf;
- cq->buf = (struct mlx4_cqe *)cq->wqres.buf.direct.buf;
- *pcq = cq;
-
- return 0;
-
-err_res:
- mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
-err_cq:
- kfree(cq);
- *pcq = NULL;
return err;
}
@@ -141,12 +117,12 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq,
struct mlx4_en_cq *rx_cq;
cq_idx = cq_idx % priv->rx_ring_num;
- rx_cq = priv->rx_cq[cq_idx];
+ rx_cq = &priv->rx_cq[cq_idx];
cq->vector = rx_cq->vector;
}
if (!cq->is_tx)
- cq->size = priv->rx_ring[cq->ring]->actual_size;
+ cq->size = priv->rx_ring[cq->ring].actual_size;
if ((cq->is_tx && priv->hwtstamp_config.tx_type) ||
(!cq->is_tx && priv->hwtstamp_config.rx_filter))
@@ -170,10 +146,9 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq,
return 0;
}
-void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq)
+void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq)
{
struct mlx4_en_dev *mdev = priv->mdev;
- struct mlx4_en_cq *cq = *pcq;
mlx4_en_unmap_buffer(&cq->wqres.buf);
mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size);
@@ -182,8 +157,6 @@ void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq)
cq->vector = 0;
cq->buf_size = 0;
cq->buf = NULL;
- kfree(cq);
- *pcq = NULL;
}
void mlx4_en_deactivate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq)