master/pdo_list.h
author Patrick Bruenn <p.bruenn@beckhoff.com>
Tue, 12 Apr 2016 11:17:36 +0200
branchstable-1.5
changeset 2654 b3f6b3e5ef29
parent 1363 11c0b2caa253
permissions -rw-r--r--
devices/ccat: revert "limit rx processing to one frame per poll"

revert "limit rx processing to one frame per poll", which caused etherlab
frame timeouts in setups with more than one frame per cycle.
/******************************************************************************
 *
 *  $Id$
 *
 *  Copyright (C) 2006-2008  Florian Pose, Ingenieurgemeinschaft IgH
 *
 *  This file is part of the IgH EtherCAT Master.
 *
 *  The IgH EtherCAT Master is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License version 2, as
 *  published by the Free Software Foundation.
 *
 *  The IgH EtherCAT Master is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
 *  Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with the IgH EtherCAT Master; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 *  ---
 *
 *  The license mentioned above concerns the source code only. Using the
 *  EtherCAT technology and brand is only permitted in compliance with the
 *  industrial property and similar rights of Beckhoff Automation GmbH.
 *
 *****************************************************************************/

/**
   \file
   EtherCAT PDO list structure.
*/

/*****************************************************************************/

#ifndef __EC_PDO_LIST_H__
#define __EC_PDO_LIST_H__

#include <linux/list.h>

#include "globals.h"
#include "pdo.h"

/*****************************************************************************/

/** EtherCAT PDO list.
 */
typedef struct {
    struct list_head list; /**< List of PDOs. */
} ec_pdo_list_t;

/*****************************************************************************/

void ec_pdo_list_init(ec_pdo_list_t *);
void ec_pdo_list_clear(ec_pdo_list_t *);

void ec_pdo_list_clear_pdos(ec_pdo_list_t *);

ec_pdo_t *ec_pdo_list_add_pdo(ec_pdo_list_t *, uint16_t);
int ec_pdo_list_add_pdo_copy(ec_pdo_list_t *, const ec_pdo_t *);

int ec_pdo_list_copy(ec_pdo_list_t *, const ec_pdo_list_t *);

uint16_t ec_pdo_list_total_size(const ec_pdo_list_t *);
int ec_pdo_list_equal(const ec_pdo_list_t *, const ec_pdo_list_t *);

ec_pdo_t *ec_pdo_list_find_pdo(const ec_pdo_list_t *, uint16_t);
const ec_pdo_t *ec_pdo_list_find_pdo_const(const ec_pdo_list_t *,
        uint16_t);
const ec_pdo_t *ec_pdo_list_find_pdo_by_pos_const(
        const ec_pdo_list_t *, unsigned int);
unsigned int ec_pdo_list_count(const ec_pdo_list_t *);

void ec_pdo_list_print(const ec_pdo_list_t *);

/*****************************************************************************/

#endif