diff options
| author | Eugenia Emantayev <eugenia@mellanox.com> | 2013-11-07 12:19:52 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-11-07 19:22:48 -0500 |
| commit | 41d942d56cfd21058fba465804e14ba349541442 (patch) | |
| tree | f377a2454a9a9e1ed117851ddf335354e6e3120a /drivers/net/ethernet/mellanox/mlx4/mlx4_en.h | |
| parent | f0f829bf42cdeb027234a1d0e1e5f62d77380a4d (diff) | |
| download | blackbird-op-linux-41d942d56cfd21058fba465804e14ba349541442.tar.gz blackbird-op-linux-41d942d56cfd21058fba465804e14ba349541442.zip | |
net/mlx4_en: Datapath resources allocated dynamically
Currently all TX/RX rings and completion queues are part of the
netdev priv structure and are allocated statically. This patch
will change the priv to hold only arrays of pointers and therefore
all TX/RX rings and completetion queues will be allocated
dynamically. This is in preparation for NUMA aware allocations.
Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.com>
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Reviewed-by: Hadar Hen Zion <hadarh@mellanox.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/mlx4_en.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/mlx4_en.h | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index bf06e3610d27..b2547ae07dfa 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -530,10 +530,10 @@ struct mlx4_en_priv { u16 num_frags; u16 log_rx_info; - struct mlx4_en_tx_ring *tx_ring; - struct mlx4_en_rx_ring rx_ring[MAX_RX_RINGS]; - struct mlx4_en_cq *tx_cq; - struct mlx4_en_cq rx_cq[MAX_RX_RINGS]; + struct mlx4_en_tx_ring **tx_ring; + struct mlx4_en_rx_ring *rx_ring[MAX_RX_RINGS]; + struct mlx4_en_cq **tx_cq; + struct mlx4_en_cq *rx_cq[MAX_RX_RINGS]; struct mlx4_qp drop_qp; struct work_struct rx_mode_task; struct work_struct watchdog_task; @@ -626,7 +626,7 @@ static inline bool mlx4_en_cq_lock_poll(struct mlx4_en_cq *cq) if ((cq->state & MLX4_CQ_LOCKED)) { struct net_device *dev = cq->dev; struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_rx_ring *rx_ring = &priv->rx_ring[cq->ring]; + struct mlx4_en_rx_ring *rx_ring = priv->rx_ring[cq->ring]; cq->state |= MLX4_EN_CQ_STATE_POLL_YIELD; rc = false; @@ -704,9 +704,9 @@ void mlx4_en_stop_port(struct net_device *dev, int detach); void mlx4_en_free_resources(struct mlx4_en_priv *priv); int mlx4_en_alloc_resources(struct mlx4_en_priv *priv); -int mlx4_en_create_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, +int mlx4_en_create_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq, int entries, int ring, enum cq_type mode); -void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq); +void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq **pcq); int mlx4_en_activate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq, int cq_idx); void mlx4_en_deactivate_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq); @@ -717,9 +717,11 @@ void mlx4_en_tx_irq(struct mlx4_cq *mcq); u16 mlx4_en_select_queue(struct net_device *dev, struct sk_buff *skb); netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev); -int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring, +int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv, + struct mlx4_en_tx_ring **pring, int qpn, u32 size, u16 stride); -void mlx4_en_destroy_tx_ring(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring); +void mlx4_en_destroy_tx_ring(struct mlx4_en_priv *priv, + struct mlx4_en_tx_ring **pring); int mlx4_en_activate_tx_ring(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring, int cq, int user_prio); @@ -727,10 +729,10 @@ void mlx4_en_deactivate_tx_ring(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring); int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv, - struct mlx4_en_rx_ring *ring, + struct mlx4_en_rx_ring **pring, u32 size, u16 stride); void mlx4_en_destroy_rx_ring(struct mlx4_en_priv *priv, - struct mlx4_en_rx_ring *ring, + struct mlx4_en_rx_ring **pring, u32 size, u16 stride); int mlx4_en_activate_rx_rings(struct mlx4_en_priv *priv); void mlx4_en_deactivate_rx_ring(struct mlx4_en_priv *priv, @@ -768,8 +770,7 @@ extern const struct dcbnl_rtnl_ops mlx4_en_dcbnl_pfc_ops; int mlx4_en_setup_tc(struct net_device *dev, u8 up); #ifdef CONFIG_RFS_ACCEL -void mlx4_en_cleanup_filters(struct mlx4_en_priv *priv, - struct mlx4_en_rx_ring *rx_ring); +void mlx4_en_cleanup_filters(struct mlx4_en_priv *priv); #endif #define MLX4_EN_NUM_SELF_TEST 5 |
