netdev - [PATCH mlx5-next 5/5] net/mlx5: Properly name the generic WQE control field

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Message-ID: <20190703073909.14965-6-saeedm@mellanox.com>
Date:   Wed, 3 Jul 2019 07:39:34 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     Saeed Mahameed <saeedm@...lanox.com>,
        Leon Romanovsky <leonro@...lanox.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        Tariq Toukan <tariqt@...lanox.com>
Subject: [PATCH mlx5-next 5/5] net/mlx5: Properly name the generic WQE control
 field

From: Tariq Toukan <tariqt@...lanox.com>

A generic WQE control field is used for different purposes
in different cases.
Use union to allow using the proper name in each case.

Signed-off-by: Tariq Toukan <tariqt@...lanox.com>
Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>
---
 include/linux/mlx5/qp.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index d1f353c64797..127d224443e3 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -202,7 +202,12 @@ struct mlx5_wqe_ctrl_seg {
 	u8			signature;
 	u8			rsvd[2];
 	u8			fm_ce_se;
-	__be32			imm;
+	union {
+		__be32		general_id;
+		__be32		imm;
+		__be32		umr_mkey;
+		__be32		tisn;
+	};
 };
 
 #define MLX5_WQE_CTRL_DS_MASK 0x3f
-- 
2.21.0