[dpdk-dev,v2,3/6] net/mlx5: add a function to rdma-core glue
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Commit Message
mlx5dv_create_wq() is added for the Multi-Packet RQ (a.k.a Striding RQ).
Signed-off-by: Yongseok Koh <yskoh@mellanox.com>
---
drivers/net/mlx5/Makefile | 7 ++++++-
drivers/net/mlx5/mlx5_glue.c | 16 ++++++++++++++++
drivers/net/mlx5/mlx5_glue.h | 8 ++++++++
3 files changed, 30 insertions(+), 1 deletion(-)
@@ -35,7 +35,7 @@ include $(RTE_SDK)/mk/rte.vars.mk
LIB = librte_pmd_mlx5.a
LIB_GLUE = $(LIB_GLUE_BASE).$(LIB_GLUE_VERSION)
LIB_GLUE_BASE = librte_pmd_mlx5_glue.so
-LIB_GLUE_VERSION = 18.02.0
+LIB_GLUE_VERSION = 18.05.0
# Sources.
SRCS-$(CONFIG_RTE_LIBRTE_MLX5_PMD) += mlx5.c
@@ -125,6 +125,11 @@ 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 \
@@ -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)
@@ -353,6 +368,7 @@ 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,
@@ -31,6 +31,10 @@ struct ibv_counter_set_init_attr;
struct ibv_query_counter_set_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;
@@ -100,6 +104,10 @@ 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,