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Merge branch 'mlx5_tx_steering' into rdma.git for-next

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Leon Romanovsky says:

====================
Those two patches from Michael extends mlx5_core and mlx5_ib flow steering
to support RDMA TX in similar way to already supported RDMA RX.
====================

Based on the mlx5-next branch at
 git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux
Due to dependencies

* branch 'mlx5_tx_steering':
  RDMA/mlx5: Add support for RDMA TX flow table
  net/mlx5: Add support for RDMA TX steering
This commit is contained in:
Jason Gunthorpe
2020-03-27 13:26:59 -03:00
parent dfb5394f80 af9c38411d
commit dbdf8909d0
11 changed files with 80 additions and 6 deletions
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3
drivers/infiniband/hw/mlx5/flow.c
View File

@@ -35,6 +35,9 @@ mlx5_ib_ft_type_to_namespace(enum mlx5_ib_uapi_flow_table_type table_type,
case MLX5_IB_UAPI_FLOW_TABLE_TYPE_RDMA_RX:
*namespace = MLX5_FLOW_NAMESPACE_RDMA_RX;
break;
case MLX5_IB_UAPI_FLOW_TABLE_TYPE_RDMA_TX:
*namespace = MLX5_FLOW_NAMESPACE_RDMA_TX;
break;
default:
return -EINVAL;
}

7
drivers/infiniband/hw/mlx5/main.c
View File

@@ -4063,6 +4063,11 @@ _get_flow_table(struct mlx5_ib_dev *dev,
BIT(MLX5_CAP_FLOWTABLE_RDMA_RX(dev->mdev,
log_max_ft_size));
priority = fs_matcher->priority;
} else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_RDMA_TX) {
max_table_size =
BIT(MLX5_CAP_FLOWTABLE_RDMA_TX(dev->mdev,
log_max_ft_size));
priority = fs_matcher->priority;
}
max_table_size = min_t(int, max_table_size, MLX5_FS_MAX_ENTRIES);
@@ -4079,6 +4084,8 @@ _get_flow_table(struct mlx5_ib_dev *dev,
prio = &dev->flow_db->fdb;
else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_RDMA_RX)
prio = &dev->flow_db->rdma_rx[priority];
else if (fs_matcher->ns_type == MLX5_FLOW_NAMESPACE_RDMA_TX)
prio = &dev->flow_db->rdma_tx[priority];
if (!prio)
return ERR_PTR(-EINVAL);

1
drivers/infiniband/hw/mlx5/mlx5_ib.h
View File

@@ -229,6 +229,7 @@ struct mlx5_ib_flow_db {
struct mlx5_ib_flow_prio egress[MLX5_IB_NUM_EGRESS_FTS];
struct mlx5_ib_flow_prio fdb;
struct mlx5_ib_flow_prio rdma_rx[MLX5_IB_NUM_FLOW_FT];
struct mlx5_ib_flow_prio rdma_tx[MLX5_IB_NUM_FLOW_FT];
struct mlx5_flow_table *lag_demux_ft;
/* Protect flow steering bypass flow tables
* when add/del flow rules.