diff options
Diffstat (limited to 'drivers/net/mlx4/en_rx.c')
| -rw-r--r-- | drivers/net/mlx4/en_rx.c | 38 |
1 files changed, 11 insertions, 27 deletions
diff --git a/drivers/net/mlx4/en_rx.c b/drivers/net/mlx4/en_rx.c index 91bdfdfd431..47b178e2b49 100644 --- a/drivers/net/mlx4/en_rx.c +++ b/drivers/net/mlx4/en_rx.c @@ -835,23 +835,6 @@ void mlx4_en_calc_rx_buf(struct net_device *dev) /* RSS related functions */ -/* Calculate rss size and map each entry in rss table to rx ring */ -void mlx4_en_set_default_rss_map(struct mlx4_en_priv *priv, - struct mlx4_en_rss_map *rss_map, - int num_entries, int num_rings) -{ - int i; - - rss_map->size = roundup_pow_of_two(num_entries); - en_dbg(DRV, priv, "Setting default RSS map of %d entires\n", - rss_map->size); - - for (i = 0; i < rss_map->size; i++) { - rss_map->map[i] = i % num_rings; - en_dbg(DRV, priv, "Entry %d ---> ring %d\n", i, rss_map->map[i]); - } -} - static int mlx4_en_config_rss_qp(struct mlx4_en_priv *priv, int qpn, int srqn, int cqn, enum mlx4_qp_state *state, @@ -902,16 +885,17 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv) int good_qps = 0; en_dbg(DRV, priv, "Configuring rss steering\n"); - err = mlx4_qp_reserve_range(mdev->dev, rss_map->size, - rss_map->size, &rss_map->base_qpn); + err = mlx4_qp_reserve_range(mdev->dev, priv->rx_ring_num, + priv->rx_ring_num, + &rss_map->base_qpn); if (err) { - en_err(priv, "Failed reserving %d qps\n", rss_map->size); + en_err(priv, "Failed reserving %d qps\n", priv->rx_ring_num); return err; } - for (i = 0; i < rss_map->size; i++) { - cqn = priv->rx_ring[rss_map->map[i]].cqn; - srqn = priv->rx_ring[rss_map->map[i]].srq.srqn; + for (i = 0; i < priv->rx_ring_num; i++) { + cqn = priv->rx_ring[i].cqn; + srqn = priv->rx_ring[i].srq.srqn; qpn = rss_map->base_qpn + i; err = mlx4_en_config_rss_qp(priv, qpn, srqn, cqn, &rss_map->state[i], @@ -940,7 +924,7 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv) ptr = ((void *) &context) + 0x3c; rss_context = (struct mlx4_en_rss_context *) ptr; - rss_context->base_qpn = cpu_to_be32(ilog2(rss_map->size) << 24 | + rss_context->base_qpn = cpu_to_be32(ilog2(priv->rx_ring_num) << 24 | (rss_map->base_qpn)); rss_context->default_qpn = cpu_to_be32(rss_map->base_qpn); rss_context->hash_fn = rss_xor & 0x3; @@ -967,7 +951,7 @@ rss_err: mlx4_qp_remove(mdev->dev, &rss_map->qps[i]); mlx4_qp_free(mdev->dev, &rss_map->qps[i]); } - mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, rss_map->size); + mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, priv->rx_ring_num); return err; } @@ -983,13 +967,13 @@ void mlx4_en_release_rss_steer(struct mlx4_en_priv *priv) mlx4_qp_free(mdev->dev, &rss_map->indir_qp); mlx4_qp_release_range(mdev->dev, priv->base_qpn, 1); - for (i = 0; i < rss_map->size; i++) { + for (i = 0; i < priv->rx_ring_num; i++) { mlx4_qp_modify(mdev->dev, NULL, rss_map->state[i], MLX4_QP_STATE_RST, NULL, 0, 0, &rss_map->qps[i]); mlx4_qp_remove(mdev->dev, &rss_map->qps[i]); mlx4_qp_free(mdev->dev, &rss_map->qps[i]); } - mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, rss_map->size); + mlx4_qp_release_range(mdev->dev, rss_map->base_qpn, priv->rx_ring_num); } |