[dpdk-dev] [PATCH v1 23/48] net/mlx4: revert multicast echo prevention

[Adrien Mazarguil <adrien.mazarguil@6wind.com>]

This reverts commit 8b3ffe95e75d6d305992505005cbb95969874a15.

Multicast loopback prevention is not part of the standard Verbs interface.
Remove it temporarily.

Signed-off-by: Moti Haimovsky <motih@mellanox.com>
Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
---
 drivers/net/mlx4/Makefile | 6 +-----
 drivers/net/mlx4/mlx4.c   | 7 -------
 2 files changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/net/mlx4/Makefile b/drivers/net/mlx4/Makefile
index 8406ba2..78ea350 100644
--- a/drivers/net/mlx4/Makefile
+++ b/drivers/net/mlx4/Makefile
@@ -87,11 +87,7 @@ mlx4_autoconf.h.new: FORCE
 
 mlx4_autoconf.h.new: $(RTE_SDK)/buildtools/auto-config-h.sh
 	$Q $(RM) -f -- '$@'
-	$Q sh -- '$<' '$@' \
-		HAVE_EXP_QP_BURST_CREATE_DISABLE_ETH_LOOPBACK \
-		infiniband/verbs.h \
-		enum IBV_EXP_QP_BURST_CREATE_DISABLE_ETH_LOOPBACK \
-		$(AUTOCONF_OUTPUT)
+	$Q : > '$@'
 
 # Create mlx4_autoconf.h or update it in case it differs from the new one.
 
diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 144cfb0..ffad5a4 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -1266,13 +1266,6 @@ txq_setup(struct rte_eth_dev *dev, struct txq *txq, uint16_t desc,
 		.intf_scope = IBV_EXP_INTF_GLOBAL,
 		.intf = IBV_EXP_INTF_QP_BURST,
 		.obj = tmpl.qp,
-#ifdef HAVE_EXP_QP_BURST_CREATE_DISABLE_ETH_LOOPBACK
-		/* MC loopback must be disabled when not using a VF. */
-		.family_flags =
-			(!priv->vf ?
-			 IBV_EXP_QP_BURST_CREATE_DISABLE_ETH_LOOPBACK :
-			 0),
-#endif
 	};
 	tmpl.if_qp = ibv_exp_query_intf(priv->ctx, &attr.params, &status);
 	if (tmpl.if_qp == NULL) {
-- 
2.1.4