examples/ip_pipeline/pipeline/pipeline_passthrough.c

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2010-2015 Intel Corporation
 */

#include "pipeline_passthrough.h"
#include "pipeline_passthrough_be.h"

static int
app_pipeline_passthrough_track(struct pipeline_params *p,
        uint32_t port_in,
        uint32_t *port_out)
{
        struct pipeline_passthrough_params pp;
        int status;

        /* Check input arguments */
        if ((p == NULL) ||
                (port_in >= p->n_ports_in) ||
                (port_out == NULL))
                return -1;

        status = pipeline_passthrough_parse_args(&pp, p);
        if (status)
                return -1;

        if (pp.dma_hash_lb_enabled)
                return -1;

        *port_out = port_in / (p->n_ports_in / p->n_ports_out);
        return 0;
}

static struct pipeline_fe_ops pipeline_passthrough_fe_ops = {
        .f_init = NULL,
        .f_post_init = NULL,
        .f_free = NULL,
        .f_track = app_pipeline_passthrough_track,
        .cmds = NULL,
};

struct pipeline_type pipeline_passthrough = {
        .name = "PASS-THROUGH",
        .be_ops = &pipeline_passthrough_be_ops,
        .fe_ops = &pipeline_passthrough_fe_ops,
};