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net/mlx5_core: Introduce access functions to query vport RoCE fields

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Introduce access functions to query NIC vport system_image_guid,
node_guid and qkey_viol_cntr.

Signed-off-by: Achiad Shochat <achiad@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Achiad Shochat 2015-12-23 18:47:20 +02:00 committed by Doug Ledford
parent 0de60af649
commit 9efa752545
3 changed files with 76 additions and 1 deletions
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62
drivers/net/ethernet/mellanox/mlx5/core/vport.c
View File

@ -103,6 +103,68 @@ void mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev, u8 *addr)
}
EXPORT_SYMBOL(mlx5_query_nic_vport_mac_address);
int mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev *mdev,
u64 *system_image_guid)
{
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
out = mlx5_vzalloc(outlen);
if (!out)
return -ENOMEM;
mlx5_query_nic_vport_context(mdev, out, outlen);
*system_image_guid = MLX5_GET64(query_nic_vport_context_out, out,
nic_vport_context.system_image_guid);
kfree(out);
return 0;
}
EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_system_image_guid);
int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid)
{
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
out = mlx5_vzalloc(outlen);
if (!out)
return -ENOMEM;
mlx5_query_nic_vport_context(mdev, out, outlen);
*node_guid = MLX5_GET64(query_nic_vport_context_out, out,
nic_vport_context.node_guid);
kfree(out);
return 0;
}
EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_node_guid);
int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
u16 *qkey_viol_cntr)
{
u32 *out;
int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
out = mlx5_vzalloc(outlen);
if (!out)
return -ENOMEM;
mlx5_query_nic_vport_context(mdev, out, outlen);
*qkey_viol_cntr = MLX5_GET(query_nic_vport_context_out, out,
nic_vport_context.qkey_violation_counter);
kfree(out);
return 0;
}
EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_qkey_viol_cntr);
int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
u8 port_num, u16 vf_num, u16 gid_index,
union ib_gid *gid)

10
include/linux/mlx5/mlx5_ifc.h
View File

@ -2141,7 +2141,15 @@ struct mlx5_ifc_nic_vport_context_bits {
u8 reserved_0[0x1f];
u8 roce_en[0x1];
u8 reserved_1[0x760];
u8 reserved_1[0x120];
u8 system_image_guid[0x40];
u8 port_guid[0x40];
u8 node_guid[0x40];
u8 reserved_5[0x140];
u8 qkey_violation_counter[0x10];
u8 reserved_6[0x430];
u8 reserved_2[0x5];
u8 allowed_list_type[0x3];

5
include/linux/mlx5/vport.h
View File

@ -37,6 +37,11 @@
u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod);
void mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev, u8 *addr);
int mlx5_query_nic_vport_system_image_guid(struct mlx5_core_dev *mdev,
u64 *system_image_guid);
int mlx5_query_nic_vport_node_guid(struct mlx5_core_dev *mdev, u64 *node_guid);
int mlx5_query_nic_vport_qkey_viol_cntr(struct mlx5_core_dev *mdev,
u16 *qkey_viol_cntr);
int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
u8 port_num, u16 vf_num, u16 gid_index,
union ib_gid *gid);