[dpdk-dev] [PATCH v4 09/32] net/mlx5: wrap glue alloc/dealloc PD with OS calls

Tal Shnaiderman talshn at nvidia.com
Sun Dec 13 21:49:42 CET 2020


From: Ophir Munk <ophirmu at nvidia.com>

Wrap glue calls alloc_pd() and dealloc_pd() with generic OS calls.  In
Linux - protection domain allocations are implemented by Verbs glue API
while in Windows it is by DevX API.

Signed-off-by: Ophir Munk <ophirmu at nvidia.com>
Acked-by: Matan Azrad <matan at nvidia.com>
---
 drivers/common/mlx5/linux/mlx5_common_os.h | 11 +++++++++++
 drivers/net/mlx5/mlx5.c                    |  6 +++---
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/drivers/common/mlx5/linux/mlx5_common_os.h b/drivers/common/mlx5/linux/mlx5_common_os.h
index 3420937859..c9f8d7cbc1 100644
--- a/drivers/common/mlx5/linux/mlx5_common_os.h
+++ b/drivers/common/mlx5/linux/mlx5_common_os.h
@@ -201,4 +201,15 @@ mlx5_os_get_devx_uar_page_id(void *uar)
 #endif
 }
 
+static inline void *
+mlx5_os_alloc_pd(void *ctx)
+{
+	return mlx5_glue->alloc_pd(ctx);
+}
+
+static inline int
+mlx5_os_dealloc_pd(void *pd)
+{
+	return mlx5_glue->dealloc_pd(pd);
+}
 #endif /* RTE_PMD_MLX5_COMMON_OS_H_ */
diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 8e9df6abcf..7d1b4fbdc0 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -932,7 +932,7 @@ mlx5_alloc_shared_dev_ctx(const struct mlx5_dev_spawn_data *spawn,
 		sh->port[i].ih_port_id = RTE_MAX_ETHPORTS;
 		sh->port[i].devx_ih_port_id = RTE_MAX_ETHPORTS;
 	}
-	sh->pd = mlx5_glue->alloc_pd(sh->ctx);
+	sh->pd = mlx5_os_alloc_pd(sh->ctx);
 	if (sh->pd == NULL) {
 		DRV_LOG(ERR, "PD allocation failure");
 		err = ENOMEM;
@@ -1032,7 +1032,7 @@ mlx5_alloc_shared_dev_ctx(const struct mlx5_dev_spawn_data *spawn,
 	if (sh->tx_uar)
 		mlx5_glue->devx_free_uar(sh->tx_uar);
 	if (sh->pd)
-		claim_zero(mlx5_glue->dealloc_pd(sh->pd));
+		claim_zero(mlx5_os_dealloc_pd(sh->pd));
 	if (sh->ctx)
 		claim_zero(mlx5_glue->close_device(sh->ctx));
 	mlx5_free(sh);
@@ -1100,7 +1100,7 @@ mlx5_free_shared_dev_ctx(struct mlx5_dev_ctx_shared *sh)
 		sh->tx_uar = NULL;
 	}
 	if (sh->pd)
-		claim_zero(mlx5_glue->dealloc_pd(sh->pd));
+		claim_zero(mlx5_os_dealloc_pd(sh->pd));
 	if (sh->tis)
 		claim_zero(mlx5_devx_cmd_destroy(sh->tis));
 	if (sh->td)
-- 
2.16.1.windows.4



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