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authorYevgeny Petrilin <yevgenyp@mellanox.co.il>2011-12-29 07:42:39 +0000
committerDavid S. Miller <davem@davemloft.net>2011-12-29 15:08:41 -0500
commit95f56e7aa807e9eec241a5b70f0695b2514b5ad5 (patch)
treeb78e9c1909e7b0b0b978f7eac0dff11111fd023f /drivers/net/ethernet/mellanox
parent46c4674754cbb2bda00df652c4366086573c9b5a (diff)
downloadop-kernel-dev-95f56e7aa807e9eec241a5b70f0695b2514b5ad5.zip
op-kernel-dev-95f56e7aa807e9eec241a5b70f0695b2514b5ad5.tar.gz
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 <yevgenyp@mellanox.co.il> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/fw.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index e0639eb..8bcc66f 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))
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