diff options
| author | Mark Bloch <markb@mellanox.com> | 2018-11-20 20:31:08 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-11-29 16:51:33 -0700 |
| commit | bfc5d839184f53cc16d551873f9254f2d4d493be (patch) | |
| tree | 3ac138f77c6fcc25c1298ef7c635c39fcae6f3a3 /drivers/infiniband/hw/mlx5/flow.c | |
| parent | 67810e8c3c01ed80b5118391a8939ff24f08acd3 (diff) | |
RDMA/mlx5: Attach a DEVX counter via raw flow creation
Allow a user to attach a DEVX counter via mlx5 raw flow creation. In order
to attach a counter we introduce a new attribute:
MLX5_IB_ATTR_CREATE_FLOW_ARR_COUNTERS_DEVX
A counter can be attached to multiple flow steering rules.
Signed-off-by: Mark Bloch <markb@mellanox.com>
Reviewed-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/flow.c')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/flow.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/flow.c b/drivers/infiniband/hw/mlx5/flow.c index 0144ac5fde1a..793afa404442 100644 --- a/drivers/infiniband/hw/mlx5/flow.c +++ b/drivers/infiniband/hw/mlx5/flow.c @@ -77,6 +77,7 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_CREATE_FLOW)( uverbs_attr_get_uobject(attrs, MLX5_IB_ATTR_CREATE_FLOW_HANDLE); struct mlx5_ib_dev *dev = to_mdev(uobj->context->device); int len, ret, i; + u32 counter_id = 0; if (!capable(CAP_NET_RAW)) return -EPERM; @@ -128,6 +129,15 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_CREATE_FLOW)( dest_type = MLX5_FLOW_DESTINATION_TYPE_PORT; } + len = uverbs_attr_get_uobjs_arr(attrs, + MLX5_IB_ATTR_CREATE_FLOW_ARR_COUNTERS_DEVX, &arr_flow_actions); + if (len) { + devx_obj = arr_flow_actions[0]->object; + + if (!mlx5_ib_devx_is_flow_counter(devx_obj, &counter_id)) + return -EINVAL; + flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_COUNT; + } if (dev->rep) return -ENOTSUPP; @@ -164,6 +174,7 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_CREATE_FLOW)( } flow_handler = mlx5_ib_raw_fs_rule_add(dev, fs_matcher, &flow_act, + counter_id, cmd_in, inlen, dest_id, dest_type); if (IS_ERR(flow_handler)) { @@ -524,7 +535,11 @@ DECLARE_UVERBS_NAMED_METHOD( UA_OPTIONAL), UVERBS_ATTR_PTR_IN(MLX5_IB_ATTR_CREATE_FLOW_TAG, UVERBS_ATTR_TYPE(u32), - UA_OPTIONAL)); + UA_OPTIONAL), + UVERBS_ATTR_IDRS_ARR(MLX5_IB_ATTR_CREATE_FLOW_ARR_COUNTERS_DEVX, + MLX5_IB_OBJECT_DEVX_OBJ, + UVERBS_ACCESS_READ, 1, 1, + UA_OPTIONAL)); DECLARE_UVERBS_NAMED_METHOD_DESTROY( MLX5_IB_METHOD_DESTROY_FLOW, |