diff options
| author | Eran Ben Elisha <eranbe@mellanox.com> | 2016-02-11 09:24:44 +0100 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-02-17 16:07:20 +0100 |
| commit | c2bab619813a525d3f58b5ffbfcdc4edee27e497 (patch) | |
| tree | bd56a5b7717e669aea8514897a95091cd1c08e94 /drivers/infiniband | |
| parent | IB/mlx4: Add support for extended counters over RoCE ports (diff) | |
| download | linux-c2bab619813a525d3f58b5ffbfcdc4edee27e497.tar.xz linux-c2bab619813a525d3f58b5ffbfcdc4edee27e497.zip | |
IB/mlx4: Add support for the port info class for RoCE ports
Report that driver supports IB_PMA_CLASS_CAP_EXT_WIDTH in respond for
IB_MGMT_CLASS_PERF_MGMT mad with IB_PMA_CLASS_PORT_INFO attr id.
Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Matan Barak <matanb@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/mad.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 75cbe1edc1e7..d68f506c1922 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -852,6 +852,15 @@ static void edit_counter(struct mlx4_counter *cnt, void *counters, } } +static int iboe_process_mad_port_info(void *out_mad) +{ + struct ib_class_port_info cpi = {}; + + cpi.capability_mask = IB_PMA_CLASS_CAP_EXT_WIDTH; + memcpy(out_mad, &cpi, sizeof(cpi)); + return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY; +} + static int iboe_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, const struct ib_wc *in_wc, const struct ib_grh *in_grh, const struct ib_mad *in_mad, struct ib_mad *out_mad) @@ -864,6 +873,9 @@ static int iboe_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, if (in_mad->mad_hdr.mgmt_class != IB_MGMT_CLASS_PERF_MGMT) return -EINVAL; + if (in_mad->mad_hdr.attr_id == IB_PMA_CLASS_PORT_INFO) + return iboe_process_mad_port_info((void *)(out_mad->data + 40)); + memset(&counter_stats, 0, sizeof(counter_stats)); mutex_lock(&dev->counters_table[port_num - 1].mutex); list_for_each_entry(tmp_counter, @@ -919,7 +931,8 @@ int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, if (mlx4_is_slave(dev->dev) && (in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_PERF_MGMT && (in_mad->mad_hdr.attr_id == IB_PMA_PORT_COUNTERS || - in_mad->mad_hdr.attr_id == IB_PMA_PORT_COUNTERS_EXT))) + in_mad->mad_hdr.attr_id == IB_PMA_PORT_COUNTERS_EXT || + in_mad->mad_hdr.attr_id == IB_PMA_CLASS_PORT_INFO))) return iboe_process_mad(ibdev, mad_flags, port_num, in_wc, in_grh, in_mad, out_mad); |