diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx4/mad.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/mad.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 870e56b6b25f..26833bfa639b 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -40,6 +40,7 @@ #include <linux/gfp.h> #include <rdma/ib_pma.h> +#include <linux/mlx4/driver.h> #include "mlx4_ib.h" enum { @@ -606,8 +607,8 @@ static int mlx4_ib_demux_mad(struct ib_device *ibdev, u8 port, struct ib_mad *mad) { struct mlx4_ib_dev *dev = to_mdev(ibdev); - int err; - int slave; + int err, other_port; + int slave = -1; u8 *slave_id; int is_eth = 0; @@ -625,7 +626,17 @@ static int mlx4_ib_demux_mad(struct ib_device *ibdev, u8 port, mlx4_ib_warn(ibdev, "RoCE mgmt class is not CM\n"); return -EINVAL; } - if (mlx4_get_slave_from_roce_gid(dev->dev, port, grh->dgid.raw, &slave)) { + err = mlx4_get_slave_from_roce_gid(dev->dev, port, grh->dgid.raw, &slave); + if (err && mlx4_is_mf_bonded(dev->dev)) { + other_port = (port == 1) ? 2 : 1; + err = mlx4_get_slave_from_roce_gid(dev->dev, other_port, grh->dgid.raw, &slave); + if (!err) { + port = other_port; + pr_debug("resolved slave %d from gid %pI6 wire port %d other %d\n", + slave, grh->dgid.raw, port, other_port); + } + } + if (err) { mlx4_ib_warn(ibdev, "failed matching grh\n"); return -ENOENT; } |