From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yongseok Koh Subject: [PATCH v2 2/3] net/mlx5: add a function to rdma-core glue Date: Wed, 9 May 2018 04:13:49 -0700 Message-ID: <20180509111350.20240-3-yskoh@mellanox.com> References: <20180502232054.7852-1-yskoh@mellanox.com> <20180509111350.20240-1-yskoh@mellanox.com> Mime-Version: 1.0 Content-Type: text/plain Cc: dev@dpdk.org, Yongseok Koh To: adrien.mazarguil@6wind.com, nelio.laranjeiro@6wind.com Return-path: Received: from EUR01-VE1-obe.outbound.protection.outlook.com (mail-ve1eur01on0069.outbound.protection.outlook.com [104.47.1.69]) by dpdk.org (Postfix) with ESMTP id 274F31B1DD for ; Wed, 9 May 2018 13:14:12 +0200 (CEST) In-Reply-To: <20180509111350.20240-1-yskoh@mellanox.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" mlx5dv_create_wq() is added for the Multi-Packet RQ (a.k.a Striding RQ). Signed-off-by: Yongseok Koh Acked-by: Shahaf Shuler --- 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