Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e16aea27 authored by Saeed Mahameed's avatar Saeed Mahameed Committed by David S. Miller
Browse files

net/mlx5: Introduce access functions to modify/query vport mac lists 



Those functions are needed to notify the upcoming L2 table and SR-IOV
E-Switch(FDB) manager(PF), of the NIC vport (vf) UC/MC mac lists
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 e1d7d349

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

+119 −0
Original line number Original line Diff line number Diff line
@@ -150,6 +150,125 @@ int mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev *mdev, 
}

}

EXPORT_SYMBOL(mlx5_modify_nic_vport_mac_address);

EXPORT_SYMBOL(mlx5_modify_nic_vport_mac_address);





int mlx5_query_nic_vport_mac_list(struct mlx5_core_dev *dev,

				  u32 vport,

				  enum mlx5_list_type list_type,

				  u8 addr_list[][ETH_ALEN],

				  int *list_size)

{

	u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)];

	void *nic_vport_ctx;

	int max_list_size;

	int req_list_size;

	int out_sz;

	void *out;

	int err;

	int i;



	req_list_size = *list_size;



	max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?

		1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :

		1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);



	if (req_list_size > max_list_size) {

		mlx5_core_warn(dev, "Requested list size (%d) > (%d) max_list_size\n",

			       req_list_size, max_list_size);

		req_list_size = max_list_size;

	}



	out_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +

			req_list_size * MLX5_ST_SZ_BYTES(mac_address_layout);



	memset(in, 0, sizeof(in));

	out = kzalloc(out_sz, GFP_KERNEL);

	if (!out)

		return -ENOMEM;



	MLX5_SET(query_nic_vport_context_in, in, opcode,

		 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);

	MLX5_SET(query_nic_vport_context_in, in, allowed_list_type, list_type);

	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);



	if (vport)

		MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);



	err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, out_sz);

	if (err)

		goto out;



	nic_vport_ctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,

				     nic_vport_context);

	req_list_size = MLX5_GET(nic_vport_context, nic_vport_ctx,

				 allowed_list_size);



	*list_size = req_list_size;

	for (i = 0; i < req_list_size; i++) {

		u8 *mac_addr = MLX5_ADDR_OF(nic_vport_context,

					nic_vport_ctx,

					current_uc_mac_address[i]) + 2;

		ether_addr_copy(addr_list[i], mac_addr);

	}

out:

	kfree(out);

	return err;

}

EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_list);



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)

{

	u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)];

	void *nic_vport_ctx;

	int max_list_size;

	int in_sz;

	void *in;

	int err;

	int i;



	max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?

		 1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :

		 1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);



	if (list_size > max_list_size)

		return -ENOSPC;



	in_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +

		list_size * MLX5_ST_SZ_BYTES(mac_address_layout);



	memset(out, 0, sizeof(out));

	in = kzalloc(in_sz, GFP_KERNEL);

	if (!in)

		return -ENOMEM;



	MLX5_SET(modify_nic_vport_context_in, in, opcode,

		 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);

	MLX5_SET(modify_nic_vport_context_in, in,

		 field_select.addresses_list, 1);



	nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, in,

				     nic_vport_context);



	MLX5_SET(nic_vport_context, nic_vport_ctx,

		 allowed_list_type, list_type);

	MLX5_SET(nic_vport_context, nic_vport_ctx,

		 allowed_list_size, list_size);



	for (i = 0; i < list_size; i++) {

		u8 *curr_mac = MLX5_ADDR_OF(nic_vport_context,

					    nic_vport_ctx,

					    current_uc_mac_address[i]) + 2;

		ether_addr_copy(curr_mac, addr_list[i]);

	}



	err = mlx5_cmd_exec_check_status(dev, in, in_sz, out, sizeof(out));

	kfree(in);

	return err;

}

EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_list);



int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,

int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,

			     u8 port_num, u16  vf_num, u16 gid_index,

			     u8 port_num, u16  vf_num, u16 gid_index,

			     union ib_gid *gid)

			     union ib_gid *gid)

include/linux/mlx5/device.h

+6 −0
Original line number Original line Diff line number Diff line
@@ -1102,6 +1102,12 @@ enum { 
	MLX5_FLOW_CONTEXT_DEST_TYPE_TIR		= 2,

	MLX5_FLOW_CONTEXT_DEST_TYPE_TIR		= 2,

};

};





enum mlx5_list_type {

	MLX5_NVPRT_LIST_TYPE_UC   = 0x0,

	MLX5_NVPRT_LIST_TYPE_MC   = 0x1,

	MLX5_NVPRT_LIST_TYPE_VLAN = 0x2,

};



enum {

enum {

	MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,

	MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,

	MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM    = 0x1,

	MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM    = 0x1,

include/linux/mlx5/vport.h

+10 −0
Original line number Original line Diff line number Diff line
@@ -34,6 +34,7 @@ 
#define __MLX5_VPORT_H__

#define __MLX5_VPORT_H__





#include <linux/mlx5/driver.h>

#include <linux/mlx5/driver.h>

#include <linux/mlx5/device.h>





u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod);

u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod);

int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev,

int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev,
@@ -54,5 +55,14 @@ int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev, 
					   u64 *sys_image_guid);

					   u64 *sys_image_guid);

int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,

int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,

				   u64 *node_guid);

				   u64 *node_guid);

int mlx5_query_nic_vport_mac_list(struct mlx5_core_dev *dev,

				  u32 vport,

				  enum mlx5_list_type list_type,

				  u8 addr_list[][ETH_ALEN],

				  int *list_size);

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);





#endif /* __MLX5_VPORT_H__ */
 
#endif /* __MLX5_VPORT_H__ */