From: Ilya Lesokhin <ilyal@mellanox.com>
Date: Tue, 14 Nov 2017 10:30:55 +0200
Subject: net/mlx5: FPGA, Properly initialize dma direction on fpga conn send
Patch-mainline: v4.18-rc1
Git-commit: ba869ee0e0f53077f58ce43a9381b4ee0a20cdd6
References: bsc#1103990 FATE#326006

Properly initialize dma direction on fpga conn send.
Do not rely on dma_dir == 0 (DMA_BIDIRECTIONAL).

Signed-off-by: Ilya Lesokhin <ilyal@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
@@ -181,6 +181,7 @@ int mlx5_fpga_conn_send(struct mlx5_fpga
 	if (!conn->qp.active)
 		return -ENOTCONN;
 
+	buf->dma_dir = DMA_TO_DEVICE;
 	err = mlx5_fpga_conn_map_buf(conn, buf);
 	if (err)
 		return err;