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net/mlx5: E-Switch, Introduce FDB hardware capabilities

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Define needed hardware structures and capabilities needed
for E-Switch FDB flow tables and read them on driver load.

Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Saeed Mahameed 2015-12-01 18:03:19 +02:00 committed by David S. Miller
parent 073bb189a4
commit 495716b191
3 changed files with 41 additions and 0 deletions
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13
drivers/net/ethernet/mellanox/mlx5/core/fw.c
View File

@ -160,6 +160,19 @@ int mlx5_query_hca_caps(struct mlx5_core_dev *dev)
if (err)
return err;
}
if (MLX5_CAP_GEN(dev, vport_group_manager) &&
MLX5_CAP_GEN(dev, eswitch_flow_table)) {
err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH_FLOW_TABLE,
HCA_CAP_OPMOD_GET_CUR);
if (err)
return err;
err = mlx5_core_get_caps(dev, MLX5_CAP_ESWITCH_FLOW_TABLE,
HCA_CAP_OPMOD_GET_MAX);
if (err)
return err;
}
return 0;
}

15
include/linux/mlx5/device.h
View File

@ -1138,6 +1138,7 @@ enum mlx5_cap_type {
MLX5_CAP_IPOIB_OFFLOADS,
MLX5_CAP_EOIB_OFFLOADS,
MLX5_CAP_FLOW_TABLE,
MLX5_CAP_ESWITCH_FLOW_TABLE,
/* NUM OF CAP Types */
MLX5_CAP_NUM
};
@ -1175,6 +1176,20 @@ enum mlx5_cap_type {
#define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
MLX5_GET(flow_table_nic_cap, mdev->hca_caps_max[MLX5_CAP_FLOW_TABLE], cap)
#define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
MLX5_GET(flow_table_eswitch_cap, \
mdev->hca_caps_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
#define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \
MLX5_GET(flow_table_eswitch_cap, \
mdev->hca_caps_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
#define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
#define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \
MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap)
#define MLX5_CAP_ODP(mdev, cap)\
MLX5_GET(odp_cap, mdev->hca_caps_cur[MLX5_CAP_ODP], cap)

13
include/linux/mlx5/mlx5_ifc.h
View File

@ -447,6 +447,18 @@ struct mlx5_ifc_flow_table_nic_cap_bits {
u8 reserved_3[0x7200];
};
struct mlx5_ifc_flow_table_eswitch_cap_bits {
u8 reserved_0[0x200];
struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_nic_esw_fdb;
struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_esw_acl_ingress;
struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_esw_acl_egress;
u8 reserved_1[0x7800];
};
struct mlx5_ifc_per_protocol_networking_offload_caps_bits {
u8 csum_cap[0x1];
u8 vlan_cap[0x1];
@ -1846,6 +1858,7 @@ union mlx5_ifc_hca_cap_union_bits {
struct mlx5_ifc_roce_cap_bits roce_cap;
struct mlx5_ifc_per_protocol_networking_offload_caps_bits per_protocol_networking_offload_caps;
struct mlx5_ifc_flow_table_nic_cap_bits flow_table_nic_cap;
struct mlx5_ifc_flow_table_eswitch_cap_bits flow_table_eswitch_cap;
u8 reserved_0[0x8000];
};