diff options
| author |   Or Gerlitz <ogerlitz@mellanox.com> | 2011-06-15 14:49:57 +0000 |
|---|---|---|
| committer |   Roland Dreier <roland@purestorage.com> | 2011-07-18 21:04:36 -0700 |
| commit | cfcde11c3d7ae175f49280bb6f913478c2f1bd8c (patch) | |
| tree | 1d6bc41c59035f791bd27f8d34fb95eb667a691f /drivers/infiniband/hw/mlx4/main.c | |
| parent | IB/pma: Add include file for IBA performance counters definitions (diff) | |
| download | linux-dev-cfcde11c3d7ae175f49280bb6f913478c2f1bd8c.tar.xz linux-dev-cfcde11c3d7ae175f49280bb6f913478c2f1bd8c.zip | |
IB/mlx4: Use flow counters on IBoE ports
Allocate flow counter per Ethernet/IBoE port, and attach this counter
to all the QPs created on that port. Based on patch by Eli Cohen
<eli@mellanox.co.il>.
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.co.il>
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.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 621c409433e2..fa643f4f4e28 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -1098,11 +1098,21 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) if (init_node_data(ibdev)) goto err_map; + for (i = 0; i < ibdev->num_ports; ++i) { + if (mlx4_ib_port_link_layer(&ibdev->ib_dev, i + 1) == + IB_LINK_LAYER_ETHERNET) { + err = mlx4_counter_alloc(ibdev->dev, &ibdev->counters[i]); + if (err) + ibdev->counters[i] = -1; + } else + ibdev->counters[i] = -1; + } + spin_lock_init(&ibdev->sm_lock); mutex_init(&ibdev->cap_mask_mutex); if (ib_register_device(&ibdev->ib_dev, NULL)) - goto err_map; + goto err_counter; if (mlx4_ib_mad_init(ibdev)) goto err_reg; @@ -1132,6 +1142,10 @@ err_notif: err_reg: ib_unregister_device(&ibdev->ib_dev); +err_counter: + for (; i; --i) + mlx4_counter_free(ibdev->dev, ibdev->counters[i - 1]); + err_map: iounmap(ibdev->uar_map); @@ -1160,7 +1174,8 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr) ibdev->iboe.nb.notifier_call = NULL; } iounmap(ibdev->uar_map); - + for (p = 0; p < ibdev->num_ports; ++p) + mlx4_counter_free(ibdev->dev, ibdev->counters[p]); mlx4_foreach_port(p, dev, MLX4_PORT_TYPE_IB) mlx4_CLOSE_PORT(dev, p); |