Function mlx5_import_device

dpdk/drivers/common/mlx5/linux/mlx5_common_os.c:832–845

* Function API to import IB device. * * @param cdev * Pointer to the mlx5 device. * * @return * Pointer to ibv_context on success, NULL otherwise and rte_errno is set. */

 *   Pointer to ibv_context on success, NULL otherwise and rte_errno is set.
 */
static struct ibv_context *
mlx5_import_device(struct mlx5_common_device *cdev)
{
	struct ibv_context *ctx = NULL;

	MLX5_ASSERT(cdev->config.device_fd != MLX5_ARG_UNSET);
	ctx = mlx5_glue->import_device(cdev->config.device_fd);
	if (!ctx) {
		DRV_LOG(ERR, "Failed to import device for fd=%d: %s",
			cdev->config.device_fd, rte_strerror(errno));
		rte_errno = errno;
	}
	return ctx;
}

/**
 * Function API to prepare IB device.