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From: Yongseok Koh <yskoh@mellanox.com>
To: adrien.mazarguil@6wind.com, nelio.laranjeiro@6wind.com
Cc: dev@dpdk.org, Yongseok Koh <yskoh@mellanox.com>
Subject: [PATCH v2 2/3] net/mlx5: add a function to rdma-core glue
Date: Wed,  9 May 2018 04:13:49 -0700	[thread overview]
Message-ID: <20180509111350.20240-3-yskoh@mellanox.com> (raw)
In-Reply-To: <20180509111350.20240-1-yskoh@mellanox.com>

mlx5dv_create_wq() is added for the Multi-Packet RQ (a.k.a Striding RQ).

Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
Acked-by: Shahaf Shuler <shahafs@mellanox.com>
---
 drivers/net/mlx5/Makefile    |  5 +++++
 drivers/net/mlx5/mlx5_glue.c | 16 ++++++++++++++++
 drivers/net/mlx5/mlx5_glue.h |  8 ++++++++
 3 files changed, 29 insertions(+)

diff --git a/drivers/net/mlx5/Makefile b/drivers/net/mlx5/Makefile
index 13f079334..8d64d4cdf 100644
--- a/drivers/net/mlx5/Makefile
+++ b/drivers/net/mlx5/Makefile
@@ -98,6 +98,11 @@ mlx5_autoconf.h.new: FORCE
 mlx5_autoconf.h.new: $(RTE_SDK)/buildtools/auto-config-h.sh
 	$Q $(RM) -f -- '$@'
 	$Q sh -- '$<' '$@' \
+		HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT \
+		infiniband/mlx5dv.h \
+		enum MLX5DV_CONTEXT_MASK_STRIDING_RQ \
+		$(AUTOCONF_OUTPUT)
+	$Q sh -- '$<' '$@' \
 		HAVE_IBV_DEVICE_TUNNEL_SUPPORT \
 		infiniband/mlx5dv.h \
 		enum MLX5DV_CONTEXT_MASK_TUNNEL_OFFLOADS \
diff --git a/drivers/net/mlx5/mlx5_glue.c b/drivers/net/mlx5/mlx5_glue.c
index cd2716352..c7965e51f 100644
--- a/drivers/net/mlx5/mlx5_glue.c
+++ b/drivers/net/mlx5/mlx5_glue.c
@@ -293,6 +293,21 @@ mlx5_glue_dv_create_cq(struct ibv_context *context,
 	return mlx5dv_create_cq(context, cq_attr, mlx5_cq_attr);
 }
 
+static struct ibv_wq *
+mlx5_glue_dv_create_wq(struct ibv_context *context,
+		       struct ibv_wq_init_attr *wq_attr,
+		       struct mlx5dv_wq_init_attr *mlx5_wq_attr)
+{
+#ifndef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
+	(void)context;
+	(void)wq_attr;
+	(void)mlx5_wq_attr;
+	return NULL;
+#else
+	return mlx5dv_create_wq(context, wq_attr, mlx5_wq_attr);
+#endif
+}
+
 static int
 mlx5_glue_dv_query_device(struct ibv_context *ctx,
 			  struct mlx5dv_context *attrs_out)
@@ -368,6 +383,7 @@ const struct mlx5_glue *mlx5_glue = &(const struct mlx5_glue){
 	.port_state_str = mlx5_glue_port_state_str,
 	.cq_ex_to_cq = mlx5_glue_cq_ex_to_cq,
 	.dv_create_cq = mlx5_glue_dv_create_cq,
+	.dv_create_wq = mlx5_glue_dv_create_wq,
 	.dv_query_device = mlx5_glue_dv_query_device,
 	.dv_set_context_attr = mlx5_glue_dv_set_context_attr,
 	.dv_init_obj = mlx5_glue_dv_init_obj,
diff --git a/drivers/net/mlx5/mlx5_glue.h b/drivers/net/mlx5/mlx5_glue.h
index 9f36af81a..e584d3679 100644
--- a/drivers/net/mlx5/mlx5_glue.h
+++ b/drivers/net/mlx5/mlx5_glue.h
@@ -35,6 +35,10 @@ struct ibv_query_counter_set_attr;
 struct mlx5dv_qp_init_attr;
 #endif
 
+#ifndef HAVE_IBV_DEVICE_STRIDING_RQ_SUPPORT
+struct mlx5dv_wq_init_attr;
+#endif
+
 /* LIB_GLUE_VERSION must be updated every time this structure is modified. */
 struct mlx5_glue {
 	const char *version;
@@ -104,6 +108,10 @@ struct mlx5_glue {
 		(struct ibv_context *context,
 		 struct ibv_cq_init_attr_ex *cq_attr,
 		 struct mlx5dv_cq_init_attr *mlx5_cq_attr);
+	struct ibv_wq *(*dv_create_wq)
+		(struct ibv_context *context,
+		 struct ibv_wq_init_attr *wq_attr,
+		 struct mlx5dv_wq_init_attr *mlx5_wq_attr);
 	int (*dv_query_device)(struct ibv_context *ctx_in,
 			       struct mlx5dv_context *attrs_out);
 	int (*dv_set_context_attr)(struct ibv_context *ibv_ctx,
-- 
2.11.0

  parent reply	other threads:[~2018-05-09 11:14 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-02 23:20 [PATCH 0/3] net/mlx5: add Multi-Packet Rx support Yongseok Koh
2018-05-02 23:20 ` [PATCH 1/3] net/mlx5: separate filling Rx flags Yongseok Koh
2018-05-07  5:41   ` Shahaf Shuler
2018-05-02 23:20 ` [PATCH 2/3] net/mlx5: add a function to rdma-core glue Yongseok Koh
2018-05-07  5:46   ` Shahaf Shuler
2018-05-02 23:20 ` [PATCH 3/3] net/mlx5: add Multi-Packet Rx support Yongseok Koh
2018-05-07 10:49   ` Shahaf Shuler
2018-05-09 11:01     ` Yongseok Koh
2018-05-09 11:13 ` [PATCH v2 0/3] " Yongseok Koh
2018-05-09 11:13   ` [PATCH v2 1/3] net/mlx5: separate filling Rx flags Yongseok Koh
2018-05-09 11:13   ` Yongseok Koh [this message]
2018-05-09 11:13   ` [PATCH v2 3/3] net/mlx5: add Multi-Packet Rx support Yongseok Koh
2018-05-09 13:57   ` [PATCH v2 0/3] " Shahaf Shuler

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