Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-10-23 13:40:56 +00:00
Code Issues Packages Projects Releases Wiki Activity

net/mlx4_core: Adjust port number in qp_attach wrapper when detaching

Browse Source 
When using single ported VFs and the VF is using port 2, we need
to adjust the port accordingly (change it from 1 to 2).

Fixes: 449fc48 ('net/mlx4: Adapt code for N-Port VF')
Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Jack Morgenstein <jackm@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jack Morgenstein 2014-05-04 17:07:22 +03:00 committed by David S. Miller
parent 9becd70784
commit 531d9014d5
1 changed files with 23 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
View File

@ -3733,6 +3733,25 @@ static int qp_detach(struct mlx4_dev *dev, struct mlx4_qp *qp,
}
}
static int mlx4_adjust_port(struct mlx4_dev *dev, int slave,
u8 *gid, enum mlx4_protocol prot)
{
int real_port;
if (prot != MLX4_PROT_ETH)
return 0;
if (dev->caps.steering_mode == MLX4_STEERING_MODE_B0 ||
dev->caps.steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) {
real_port = mlx4_slave_convert_port(dev, slave, gid[5]);
if (real_port < 0)
return -EINVAL;
gid[5] = real_port;
}
return 0;
}
int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
struct mlx4_vhcr *vhcr,
struct mlx4_cmd_mailbox *inbox,
@ -3768,6 +3787,10 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
if (err)
goto ex_detach;
} else {
err = mlx4_adjust_port(dev, slave, gid, prot);
if (err)
goto ex_put;
err = rem_mcg_res(dev, slave, rqp, gid, prot, type, &reg_id);
if (err)
goto ex_put;