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Commit 95f56e7a authored by Yevgeny Petrilin's avatar Yevgeny Petrilin Committed by David S. Miller
Browse files

mlx4_core: limiting VF port options 



At the moment VFs can only operate in Eth mode.
In addition we don't want the VF to attempt link sensing,
so we block this option as well.

Signed-off-by: default avatarYevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 46c46747

drivers/net/ethernet/mellanox/mlx4/fw.c

+4 −2
Original line number Diff line number Diff line
@@ -657,6 +657,8 @@ int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, 
	u8 port_type;

	int err;



#define MLX4_VF_PORT_ETH_ONLY_MASK	0xE6



	err = mlx4_cmd_box(dev, 0, outbox->dma, vhcr->in_modifier, 0,

			   MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B,

			   MLX4_CMD_NATIVE);
@@ -671,8 +673,8 @@ int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, 
		MLX4_GET(port_type, outbox->buf,

			 QUERY_PORT_SUPPORTED_TYPE_OFFSET);



		/* disable ib */

		port_type &= 0xFE;

		/* Allow only Eth port, no link sensing allowed */

		port_type &= MLX4_VF_PORT_ETH_ONLY_MASK;



		/* check eth is enabled for this port */

		if (!(port_type & 2))