[PATCH mlx5-next v1 09/15] net/mlx5: Pass a namespace for packet reformat ID allocation
From: Leon Romanovsky <leon@kernel.org>
Date: 2018-08-28 15:10:34
Also in:
linux-rdma
Subsystem:
mellanox ethernet driver (mlx5e), mellanox mlx5 core vpi driver, networking drivers, the rest · Maintainers:
Saeed Mahameed, Tariq Toukan, Mark Bloch, Leon Romanovsky, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Mark Bloch <redacted> Currently we attach packet reformat actions only to the FDB namespace. In preparation to be able to use that for NIC steering, pass the actual namespace as a parameter. Signed-off-by: Mark Bloch <redacted> Reviewed-by: Or Gerlitz <redacted> Reviewed-by: Saeed Mahameed <redacted> Signed-off-by: Leon Romanovsky <redacted> --- drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 3 +++ drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c | 8 +++++++- drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h | 2 ++ 3 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 3df8f2b90908..8cac8e9c8c63 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c@@ -925,6 +925,7 @@ void mlx5e_tc_encap_flows_add(struct mlx5e_priv *priv, err = mlx5_packet_reformat_alloc(priv->mdev, e->tunnel_type, e->encap_size, e->encap_header, + MLX5_FLOW_NAMESPACE_FDB, &e->encap_id); if (err) { mlx5_core_warn(priv->mdev, "Failed to offload cached encapsulation header, %d\n",
@@ -2389,6 +2390,7 @@ static int mlx5e_create_encap_header_ipv4(struct mlx5e_priv *priv, err = mlx5_packet_reformat_alloc(priv->mdev, e->tunnel_type, ipv4_encap_size, encap_header, + MLX5_FLOW_NAMESPACE_FDB, &e->encap_id); if (err) goto destroy_neigh_entry;
@@ -2500,6 +2502,7 @@ static int mlx5e_create_encap_header_ipv6(struct mlx5e_priv *priv, err = mlx5_packet_reformat_alloc(priv->mdev, e->tunnel_type, ipv6_encap_size, encap_header, + MLX5_FLOW_NAMESPACE_FDB, &e->encap_id); if (err) goto destroy_neigh_entry;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
index 4539b709db20..cc9537891e39 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c@@ -600,16 +600,22 @@ int mlx5_packet_reformat_alloc(struct mlx5_core_dev *dev, int reformat_type, size_t size, void *reformat_data, + enum mlx5_flow_namespace_type namespace, u32 *packet_reformat_id) { - int max_encap_size = MLX5_CAP_ESW(dev, max_encap_header_size); u32 out[MLX5_ST_SZ_DW(alloc_packet_reformat_context_out)]; void *packet_reformat_context_in; + int max_encap_size; void *reformat; int inlen; int err; u32 *in; + if (namespace == MLX5_FLOW_NAMESPACE_FDB) + max_encap_size = MLX5_CAP_ESW(dev, max_encap_header_size); + else + max_encap_size = MLX5_CAP_FLOWTABLE(dev, max_encap_header_size); + if (size > max_encap_size) { mlx5_core_warn(dev, "encap size %zd too big, max supported is %d\n", size, max_encap_size);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index f3c8f51cc9c2..66a5dd5a6cbe 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h@@ -39,6 +39,7 @@ #include <linux/if_link.h> #include <linux/firmware.h> #include <linux/mlx5/cq.h> +#include <linux/mlx5/fs.h> #define DRIVER_NAME "mlx5_core" #define DRIVER_VERSION "5.0-0"
@@ -173,6 +174,7 @@ int mlx5_packet_reformat_alloc(struct mlx5_core_dev *dev, int reformat_type, size_t size, void *reformat_data, + enum mlx5_flow_namespace_type namespace, u32 *packet_reformat_id); void mlx5_packet_reformat_dealloc(struct mlx5_core_dev *dev, u32 packet_reformat_id);
--
2.14.4