From ccc109b8ed24c6a84cc46a78ec3df9a57a6c674a Mon Sep 17 00:00:00 2001 From: Tariq Toukan Date: Wed, 2 Nov 2016 17:12:23 +0200 Subject: [PATCH] net/mlx4_en: Add TX_XDP for CQ types Support XDP CQ type, and refactor the CQ type enum. Rename the is_tx field to match the change. Signed-off-by: Tariq Toukan Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx4/en_cq.c | 18 +++++++++--------- drivers/net/ethernet/mellanox/mlx4/mlx4_en.h | 7 ++++--- 2 files changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c index e3be7e4..1427311 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c @@ -65,7 +65,7 @@ int mlx4_en_create_cq(struct mlx4_en_priv *priv, cq->buf_size = cq->size * mdev->dev->caps.cqe_size; cq->ring = ring; - cq->is_tx = mode; + cq->type = mode; cq->vector = mdev->dev->caps.num_comp_vectors; /* Allocate HW buffers on provided NUMA node. @@ -104,7 +104,7 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, *cq->mcq.arm_db = 0; memset(cq->buf, 0, cq->buf_size); - if (cq->is_tx == RX) { + if (cq->type == RX) { if (!mlx4_is_eq_vector_valid(mdev->dev, priv->port, cq->vector)) { cq->vector = cpumask_first(priv->rx_ring[cq->ring]->affinity_mask); @@ -141,11 +141,11 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, cq->vector = rx_cq->vector; } - if (!cq->is_tx) + if (cq->type == RX) 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)) + if ((cq->type != RX && priv->hwtstamp_config.tx_type) || + (cq->type == RX && priv->hwtstamp_config.rx_filter)) timestamp_en = 1; err = mlx4_cq_alloc(mdev->dev, cq->size, &cq->wqres.mtt, @@ -154,10 +154,10 @@ int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, if (err) goto free_eq; - cq->mcq.comp = cq->is_tx ? mlx4_en_tx_irq : mlx4_en_rx_irq; + cq->mcq.comp = cq->type != RX ? mlx4_en_tx_irq : mlx4_en_rx_irq; cq->mcq.event = mlx4_en_cq_event; - if (cq->is_tx) + if (cq->type != RX) netif_tx_napi_add(cq->dev, &cq->napi, mlx4_en_poll_tx_cq, NAPI_POLL_WEIGHT); else @@ -181,7 +181,7 @@ void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq) mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size); if (mlx4_is_eq_vector_valid(mdev->dev, priv->port, cq->vector) && - cq->is_tx == RX) + cq->type == RX) mlx4_release_eq(priv->mdev->dev, cq->vector); cq->vector = 0; cq->buf_size = 0; @@ -193,7 +193,7 @@ void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq) void mlx4_en_deactivate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq) { napi_disable(&cq->napi); - if (!cq->is_tx) { + if (cq->type == RX) { napi_hash_del(&cq->napi); synchronize_rcu(); } diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index a3528dd..83c914a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -207,8 +207,9 @@ enum { */ enum cq_type { - RX = 0, - TX = 1, + TX, + TX_XDP, + RX, }; @@ -361,7 +362,7 @@ struct mlx4_en_cq { int size; int buf_size; int vector; - enum cq_type is_tx; + enum cq_type type; u16 moder_time; u16 moder_cnt; struct mlx4_cqe *buf; -- 2.7.4