From 3b3233fbf02ee4c5de4d635ca6c4f2566d9716df Mon Sep 17 00:00:00 2001
From: Raed Salem <raeds@mellanox.com>
Date: Thu, 31 May 2018 16:43:39 +0300
Subject: IB/mlx5: Add flow counters binding support

Associates a counters with a flow when IB_FLOW_SPEC_ACTION_COUNT is part
of the flow specifications.

The counters user space placements of location and description (index,
description) pairs are passed as private data of the counters flow
specification.

Reviewed-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Raed Salem <raeds@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
---
 include/uapi/rdma/mlx5-abi.h | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'include/uapi')

diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h
index cb4a02c4a1ce..ab71e939eb78 100644
--- a/include/uapi/rdma/mlx5-abi.h
+++ b/include/uapi/rdma/mlx5-abi.h
@@ -36,6 +36,7 @@
 
 #include <linux/types.h>
 #include <linux/if_ether.h>	/* For ETH_ALEN. */
+#include <rdma/ib_user_ioctl_verbs.h>
 
 enum {
 	MLX5_QP_FLAG_SIGNATURE		= 1 << 0,
@@ -441,4 +442,27 @@ enum {
 enum {
 	MLX5_IB_CLOCK_INFO_V1              = 0,
 };
+
+struct mlx5_ib_flow_counters_desc {
+	__u32	description;
+	__u32	index;
+};
+
+struct mlx5_ib_flow_counters_data {
+	RDMA_UAPI_PTR(struct mlx5_ib_flow_counters_desc *, counters_data);
+	__u32   ncounters;
+	__u32   reserved;
+};
+
+struct mlx5_ib_create_flow {
+	__u32   ncounters_data;
+	__u32   reserved;
+	/*
+	 * Following are counters data based on ncounters_data, each
+	 * entry in the data[] should match a corresponding counter object
+	 * that was pointed by a counters spec upon the flow creation
+	 */
+	struct mlx5_ib_flow_counters_data data[];
+};
+
 #endif /* MLX5_ABI_USER_H */
-- 
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