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Commit 4c916a79 authored by Rana Shahout's avatar Rana Shahout Committed by David S. Miller
Browse files

net/mlx5_core: Implement get/set port status 



Implemet get/set port status low level functions to be exposed by the
netdev.

Signed-off-by: default avatarRana Shahout <ranas@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: default avatarAmir Vadai <amirv@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent adb0c954

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

+32 −0
Original line number Diff line number Diff line
@@ -179,3 +179,35 @@ int mlx5_set_port_proto(struct mlx5_core_dev *dev, u32 proto_admin, 
	return err;

}

EXPORT_SYMBOL_GPL(mlx5_set_port_proto);



int mlx5_set_port_status(struct mlx5_core_dev *dev,

			 enum mlx5_port_status status)

{

	u32 in[MLX5_ST_SZ_DW(paos_reg)];

	u32 out[MLX5_ST_SZ_DW(paos_reg)];



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



	MLX5_SET(paos_reg, in, admin_status, status);

	MLX5_SET(paos_reg, in, ase, 1);



	return mlx5_core_access_reg(dev, in, sizeof(in), out,

				    sizeof(out), MLX5_REG_PAOS, 0, 1);

}



int mlx5_query_port_status(struct mlx5_core_dev *dev, u8 *status)

{

	u32 in[MLX5_ST_SZ_DW(paos_reg)];

	u32 out[MLX5_ST_SZ_DW(paos_reg)];

	int err;



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



	err = mlx5_core_access_reg(dev, in, sizeof(in), out,

				   sizeof(out), MLX5_REG_PAOS, 0, 0);

	if (err)

		return err;



	*status = MLX5_GET(paos_reg, out, oper_status);

	return err;

}

include/linux/mlx5/driver.h

+8 −0
Original line number Diff line number Diff line
@@ -149,6 +149,11 @@ enum mlx5_dev_event { 
	MLX5_DEV_EVENT_CLIENT_REREG,

};



enum mlx5_port_status {

	MLX5_PORT_UP        = 1 << 1,

	MLX5_PORT_DOWN      = 1 << 2,

};



struct mlx5_uuar_info {

	struct mlx5_uar	       *uars;

	int			num_uars;
@@ -701,6 +706,9 @@ int mlx5_query_port_proto_admin(struct mlx5_core_dev *dev, 
				u32 *proto_admin, int proto_mask);

int mlx5_set_port_proto(struct mlx5_core_dev *dev, u32 proto_admin,

			int proto_mask);

int mlx5_set_port_status(struct mlx5_core_dev *dev,

			 enum mlx5_port_status status);

int mlx5_query_port_status(struct mlx5_core_dev *dev, u8 *status);



int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq);

void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq);