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Commit d82b7318 authored by Saeed Mahameed's avatar Saeed Mahameed Committed by David S. Miller
Browse files

net/mlx5: Introduce access functions to modify/query vport promisc mode 



Those functions are needed to notify the upcoming SR-IOV
E-Switch(FDB) manager(PF), of the NIC vport (vf) promisc mode changes.

Preperation for ethernet sriov and l2 table management.

Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarOr Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e7546514

drivers/net/ethernet/mellanox/mlx5/core/vport.c

+62 −0
Original line number Diff line number Diff line
@@ -576,3 +576,65 @@ int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev, 
	return err;

}

EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);



int mlx5_query_nic_vport_promisc(struct mlx5_core_dev *mdev,

				 u32 vport,

				 int *promisc_uc,

				 int *promisc_mc,

				 int *promisc_all)

{

	u32 *out;

	int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);

	int err;



	out = kzalloc(outlen, GFP_KERNEL);

	if (!out)

		return -ENOMEM;



	err = mlx5_query_nic_vport_context(mdev, vport, out, outlen);

	if (err)

		goto out;



	*promisc_uc = MLX5_GET(query_nic_vport_context_out, out,

			       nic_vport_context.promisc_uc);

	*promisc_mc = MLX5_GET(query_nic_vport_context_out, out,

			       nic_vport_context.promisc_mc);

	*promisc_all = MLX5_GET(query_nic_vport_context_out, out,

				nic_vport_context.promisc_all);



out:

	kfree(out);

	return err;

}

EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_promisc);



int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,

				  int promisc_uc,

				  int promisc_mc,

				  int promisc_all)

{

	void *in;

	int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);

	int err;



	in = mlx5_vzalloc(inlen);

	if (!in) {

		mlx5_core_err(mdev, "failed to allocate inbox\n");

		return -ENOMEM;

	}



	MLX5_SET(modify_nic_vport_context_in, in, field_select.promisc, 1);

	MLX5_SET(modify_nic_vport_context_in, in,

		 nic_vport_context.promisc_uc, promisc_uc);

	MLX5_SET(modify_nic_vport_context_in, in,

		 nic_vport_context.promisc_mc, promisc_mc);

	MLX5_SET(modify_nic_vport_context_in, in,

		 nic_vport_context.promisc_all, promisc_all);



	err = mlx5_modify_nic_vport_context(mdev, in, inlen);



	kvfree(in);



	return err;

}

EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_promisc);

include/linux/mlx5/mlx5_ifc.h

+23 −5
Original line number Diff line number Diff line
@@ -2147,16 +2147,31 @@ struct mlx5_ifc_nic_vport_context_bits { 
	u8         reserved_0[0x1f];

	u8         roce_en[0x1];



	u8         reserved_1[0x760];

	u8         arm_change_event[0x1];

	u8         reserved_1[0x1a];

	u8         event_on_mtu[0x1];

	u8         event_on_promisc_change[0x1];

	u8         event_on_vlan_change[0x1];

	u8         event_on_mc_address_change[0x1];

	u8         event_on_uc_address_change[0x1];



	u8         reserved_2[0x5];

	u8         reserved_2[0xf0];



	u8         mtu[0x10];



	u8         reserved_3[0x640];



	u8         promisc_uc[0x1];

	u8         promisc_mc[0x1];

	u8         promisc_all[0x1];

	u8         reserved_4[0x2];

	u8         allowed_list_type[0x3];

	u8         reserved_3[0xc];

	u8         reserved_5[0xc];

	u8         allowed_list_size[0xc];



	struct mlx5_ifc_mac_address_layout_bits permanent_address;



	u8         reserved_4[0x20];

	u8         reserved_6[0x20];



	u8         current_uc_mac_address[0][0x40];

};
@@ -4235,7 +4250,10 @@ struct mlx5_ifc_modify_nic_vport_context_out_bits { 
};



struct mlx5_ifc_modify_nic_vport_field_select_bits {

	u8         reserved_0[0x1c];

	u8         reserved_0[0x19];

	u8         mtu[0x1];

	u8         change_event[0x1];

	u8         promisc[0x1];

	u8         permanent_address[0x1];

	u8         addresses_list[0x1];

	u8         roce_en[0x1];

include/linux/mlx5/vport.h

+9 −0
Original line number Diff line number Diff line
@@ -68,5 +68,14 @@ int mlx5_modify_nic_vport_mac_list(struct mlx5_core_dev *dev, 
				   enum mlx5_list_type list_type,

				   u8 addr_list[][ETH_ALEN],

				   int list_size);

int mlx5_query_nic_vport_promisc(struct mlx5_core_dev *mdev,

				 u32 vport,

				 int *promisc_uc,

				 int *promisc_mc,

				 int *promisc_all);

int mlx5_modify_nic_vport_promisc(struct mlx5_core_dev *mdev,

				  int promisc_uc,

				  int promisc_mc,

				  int promisc_all);



#endif /* __MLX5_VPORT_H__ */