From 334d4a80491279dab9fee6a58e9098866ad88faf Mon Sep 17 00:00:00 2001 From: Yevgeny Petrilin Date: Thu, 29 Dec 2011 07:42:39 +0000 Subject: [PATCH] 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: Yevgeny Petrilin Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx4/fw.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index e0639ebebe5ed..8bcc66f2c2a37 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -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)) -- 2.39.5