master/pdo.c
author Florian Pose <fp@igh-essen.com>
Fri, 30 May 2008 14:50:57 +0000
changeset 930 35358e9bb62b
parent 842 40e27e5a8dce
child 933 618ab9e03321
permissions -rw-r--r--
configs_attached = 0.
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     1
/******************************************************************************
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     2
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     3
 *  $Id$
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     4
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     5
 *  Copyright (C) 2006  Florian Pose, Ingenieurgemeinschaft IgH
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     6
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     7
 *  This file is part of the IgH EtherCAT Master.
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     8
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
     9
 *  The IgH EtherCAT Master is free software; you can redistribute it
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    10
 *  and/or modify it under the terms of the GNU General Public License
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    11
 *  as published by the Free Software Foundation; either version 2 of the
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    12
 *  License, or (at your option) any later version.
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    13
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    14
 *  The IgH EtherCAT Master is distributed in the hope that it will be
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    15
 *  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    16
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    17
 *  GNU General Public License for more details.
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    18
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    19
 *  You should have received a copy of the GNU General Public License
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    20
 *  along with the IgH EtherCAT Master; if not, write to the Free Software
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    21
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    22
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    23
 *  The right to use EtherCAT Technology is granted and comes free of
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    24
 *  charge under condition of compatibility of product made by
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    25
 *  Licensee. People intending to distribute/sell products based on the
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    26
 *  code, have to sign an agreement to guarantee that products using
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    27
 *  software based on IgH EtherCAT master stay compatible with the actual
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    28
 *  EtherCAT specification (which are released themselves as an open
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    29
 *  standard) as the (only) precondition to have the right to use EtherCAT
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    30
 *  Technology, IP and trade marks.
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    31
 *
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    32
 *****************************************************************************/
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    33
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    34
/**
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    35
   \file
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    36
   EtherCAT process data object methods.
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    37
*/
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    38
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    39
/*****************************************************************************/
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    40
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    41
#include <linux/slab.h>
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    42
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    43
#include "pdo.h"
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    44
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    45
/*****************************************************************************/
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    46
814
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
    47
/** Pdo constructor.
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    48
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    49
void ec_pdo_init(
814
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
    50
        ec_pdo_t *pdo /**< EtherCAT Pdo */
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    51
        )
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    52
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    53
    pdo->sync_index = -1; // not assigned 
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    54
    pdo->name = NULL;
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    55
    INIT_LIST_HEAD(&pdo->entries);
842
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
    56
    pdo->default_config = 0;
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    57
}
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    58
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    59
/*****************************************************************************/
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    60
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    61
/** Pdo copy constructor.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    62
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    63
int ec_pdo_init_copy(ec_pdo_t *pdo, const ec_pdo_t *other_pdo)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    64
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    65
    pdo->dir = other_pdo->dir;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    66
    pdo->index = other_pdo->index;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    67
    pdo->sync_index = other_pdo->sync_index;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    68
    pdo->name = NULL;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    69
    INIT_LIST_HEAD(&pdo->entries);
842
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
    70
    pdo->default_config = other_pdo->default_config;
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    71
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    72
    if (ec_pdo_set_name(pdo, other_pdo->name))
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    73
        goto out_return;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    74
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    75
    if (ec_pdo_copy_entries(pdo, other_pdo))
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    76
        goto out_clear;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    77
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    78
    return 0;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    79
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    80
out_clear:
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    81
    ec_pdo_clear(pdo);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    82
out_return:
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    83
    return -1;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    84
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    85
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    86
/*****************************************************************************/
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    87
814
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
    88
/** Pdo destructor.
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
    89
 */
842
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
    90
void ec_pdo_clear(ec_pdo_t *pdo /**< EtherCAT Pdo. */)
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
    91
{
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    92
    if (pdo->name)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    93
        kfree(pdo->name);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    94
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    95
    ec_pdo_clear_entries(pdo);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    96
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    97
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    98
/*****************************************************************************/
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
    99
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   100
/** Clear Pdo entry list.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   101
 */
842
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   102
void ec_pdo_clear_entries(ec_pdo_t *pdo /**< EtherCAT Pdo. */)
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   103
{
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   104
    ec_pdo_entry_t *entry, *next;
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   105
814
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
   106
    // free all Pdo entries
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   107
    list_for_each_entry_safe(entry, next, &pdo->entries, list) {
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   108
        list_del(&entry->list);
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   109
        ec_pdo_entry_clear(entry);
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   110
        kfree(entry);
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   111
    }
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   112
}
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   113
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   114
/*****************************************************************************/
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   115
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   116
/** Set Pdo name.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   117
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   118
int ec_pdo_set_name(
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   119
        ec_pdo_t *pdo, /**< Pdo. */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   120
        const char *name /**< New name. */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   121
        )
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   122
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   123
    unsigned int len;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   124
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   125
    if (pdo->name)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   126
        kfree(pdo->name);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   127
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   128
    if (name && (len = strlen(name))) {
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   129
        if (!(pdo->name = (char *) kmalloc(len + 1, GFP_KERNEL))) {
814
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
   130
            EC_ERR("Failed to allocate Pdo name.\n");
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   131
            return -1;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   132
        }
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   133
        memcpy(pdo->name, name, len + 1);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   134
    } else {
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   135
        pdo->name = NULL;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   136
    }
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   137
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   138
    return 0;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   139
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   140
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   141
/*****************************************************************************/
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   142
842
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   143
/** Add a new Pdo entry to the configuration.
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   144
 */
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   145
ec_pdo_entry_t *ec_pdo_add_entry(
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   146
        ec_pdo_t *pdo,
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   147
        uint16_t index,
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   148
        uint8_t subindex,
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   149
        uint8_t bit_length
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   150
        )
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   151
{
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   152
    ec_pdo_entry_t *entry;
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   153
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   154
    if (!(entry = kmalloc(sizeof(ec_pdo_entry_t), GFP_KERNEL))) {
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   155
        EC_ERR("Failed to allocate memory for Pdo entry.\n");
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   156
        return NULL;
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   157
    }
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   158
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   159
    ec_pdo_entry_init(entry);
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   160
    entry->index = index;
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   161
    entry->subindex = subindex;
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   162
    entry->bit_length = bit_length;
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   163
    list_add_tail(&entry->list, &pdo->entries);
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   164
    return entry;
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   165
}
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   166
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   167
/*****************************************************************************/
40e27e5a8dce Added ecrt_slave_config_pdo() and ecrt_slave_config_pdo_entry().
Florian Pose <fp@igh-essen.com>
parents: 826
diff changeset
   168
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   169
/** Copy Pdo entries from another Pdo.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   170
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   171
int ec_pdo_copy_entries(ec_pdo_t *pdo, const ec_pdo_t *other)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   172
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   173
    ec_pdo_entry_t *entry, *other_entry;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   174
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   175
    ec_pdo_clear_entries(pdo);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   176
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   177
    list_for_each_entry(other_entry, &other->entries, list) {
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   178
        if (!(entry = (ec_pdo_entry_t *)
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   179
                    kmalloc(sizeof(ec_pdo_entry_t), GFP_KERNEL))) {
814
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
   180
            EC_ERR("Failed to allocate memory for Pdo entry copy.\n");
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   181
            return -1;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   182
        }
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   183
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   184
        if (ec_pdo_entry_init_copy(entry, other_entry)) {
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   185
            kfree(entry);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   186
            return -1;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   187
        }
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   188
627
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   189
        list_add_tail(&entry->list, &pdo->entries);
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   190
    }
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   191
4793ca94f082 Layed out PDO structures to own files.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   192
    return 0;
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   193
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   194
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   195
/*****************************************************************************/
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   196
799
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   197
/** Compares the entries of two Pdos.
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   198
 *
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   199
 * \retval 1 The entries of the given Pdos are equal.
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   200
 * \retval 0 The entries of the given Pdos differ.
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   201
 */
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   202
int ec_pdo_equal_entries(
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   203
        const ec_pdo_t *pdo1, /**< First Pdo. */
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   204
        const ec_pdo_t *pdo2 /**< Second Pdo. */
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   205
        )
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   206
{
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   207
    const struct list_head *head1, *head2, *item1, *item2;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   208
    const ec_pdo_entry_t *entry1, *entry2;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   209
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   210
    head1 = item1 = &pdo1->entries;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   211
    head2 = item2 = &pdo2->entries;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   212
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   213
    while (1) {
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   214
        item1 = item1->next;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   215
        item2 = item2->next;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   216
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   217
        if ((item1 == head1) ^ (item2 == head2)) // unequal lengths
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   218
            return 0;
826
70aeae0de217 Minor changes.
Florian Pose <fp@igh-essen.com>
parents: 814
diff changeset
   219
        if (item1 == head1) // both finished
799
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   220
            break;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   221
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   222
        entry1 = list_entry(item1, ec_pdo_entry_t, list);
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   223
        entry2 = list_entry(item2, ec_pdo_entry_t, list);
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   224
        if (!ec_pdo_entry_equal(entry1, entry2))
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   225
            return 0;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   226
    }
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   227
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   228
    return 1;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   229
}
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   230
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   231
/*****************************************************************************/
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   232
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   233
/** Pdo entry constructor.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   234
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   235
void ec_pdo_entry_init(
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   236
        ec_pdo_entry_t *entry /**< Pdo entry. */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   237
        )
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   238
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   239
    entry->name = NULL;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   240
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   241
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   242
/*****************************************************************************/
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   243
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   244
/** Pdo entry copy constructor.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   245
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   246
int ec_pdo_entry_init_copy(
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   247
        ec_pdo_entry_t *entry, /**< Pdo entry. */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   248
        const ec_pdo_entry_t *other /**< Pdo entry to copy from. */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   249
        )
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   250
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   251
    entry->index = other->index;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   252
    entry->subindex = other->subindex;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   253
    entry->name = NULL;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   254
    entry->bit_length = other->bit_length;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   255
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   256
    if (ec_pdo_entry_set_name(entry, other->name))
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   257
        return -1;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   258
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   259
    return 0;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   260
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   261
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   262
/*****************************************************************************/
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   263
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   264
/** Pdo entry destructor.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   265
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   266
void ec_pdo_entry_clear(ec_pdo_entry_t *entry /**< Pdo entry. */)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   267
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   268
    if (entry->name)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   269
        kfree(entry->name);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   270
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   271
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   272
/*****************************************************************************/
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   273
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   274
/** Set Pdo entry name.
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   275
 */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   276
int ec_pdo_entry_set_name(
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   277
        ec_pdo_entry_t *entry, /**< Pdo entry. */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   278
        const char *name /**< New name. */
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   279
        )
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   280
{
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   281
    unsigned int len;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   282
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   283
    if (entry->name)
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   284
        kfree(entry->name);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   285
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   286
    if (name && (len = strlen(name))) {
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   287
        if (!(entry->name = (char *) kmalloc(len + 1, GFP_KERNEL))) {
814
a51f857b1b2d Renamed [PS]DO to [PS]do.
Florian Pose <fp@igh-essen.com>
parents: 799
diff changeset
   288
            EC_ERR("Failed to allocate Pdo entry name.\n");
792
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   289
            return -1;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   290
        }
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   291
        memcpy(entry->name, name, len + 1);
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   292
    } else {
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   293
        entry->name = NULL;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   294
    }
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   295
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   296
    return 0;
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   297
}
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   298
3778920f61e4 Implemented most realtime interface changes for version 1.4, improved
Florian Pose <fp@igh-essen.com>
parents: 627
diff changeset
   299
/*****************************************************************************/
799
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   300
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   301
/** Compares two Pdo entries.
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   302
 *
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   303
 * \retval 1 The entries are equal.
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   304
 * \retval 0 The entries differ.
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   305
 */
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   306
int ec_pdo_entry_equal(
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   307
        const ec_pdo_entry_t *entry1, /**< First Pdo entry. */
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   308
        const ec_pdo_entry_t *entry2 /**< Second Pdo entry. */
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   309
        )
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   310
{
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   311
    return entry1->index == entry2->index
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   312
        && entry1->subindex == entry2->subindex
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   313
        && entry1->bit_length == entry2->bit_length;
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   314
}
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   315
068a58b96965 Pdo configuration.
Florian Pose <fp@igh-essen.com>
parents: 792
diff changeset
   316
/*****************************************************************************/