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authorOr Gerlitz <ogerlitz@mellanox.com>2011-10-10 10:53:41 +0200
committerRoland Dreier <roland@purestorage.com>2011-10-31 11:55:15 -0700
commitbcacb897569f0e7aab7643b22567d8de22ef9dfc (patch)
tree3f04a8eb2b01b203edc2ca4bb3278cf7016ca582 /drivers/infiniband/hw/mlx4/main.c
parentmlx4_core: Fix buddy->num_free allocation size (diff)
downloadlinux-dev-bcacb897569f0e7aab7643b22567d8de22ef9dfc.tar.xz
linux-dev-bcacb897569f0e7aab7643b22567d8de22ef9dfc.zip
IB/mlx4: Enable 4K mtu for IBoE
The IBoE port MTU is derived from the corresponding Ethernet netdevice MTU, which can support jumbo frames of 9K, and hence surely supports the max IB mtu of 4K. Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx4/main.c')
-rw-r--r--drivers/infiniband/hw/mlx4/main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index fa643f4f4e28..e953cf9ffac6 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -227,7 +227,7 @@ static int eth_link_query_port(struct ib_device *ibdev, u8 port,
props->pkey_tbl_len = 1;
props->bad_pkey_cntr = be16_to_cpup((__be16 *) (out_mad->data + 46));
props->qkey_viol_cntr = be16_to_cpup((__be16 *) (out_mad->data + 48));
- props->max_mtu = IB_MTU_2048;
+ props->max_mtu = IB_MTU_4096;
props->subnet_timeout = 0;
props->max_vl_num = out_mad->data[37] >> 4;
props->init_type_reply = 0;