master/module.c
author Florian Pose <fp@igh-essen.com>
Thu, 11 May 2006 13:29:06 +0000
changeset 231 767548c75bf3
parent 201 48e646ef23b2
child 246 0bf7c769de06
permissions -rw-r--r--
Added debug interface for network monitors.
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/******************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2006  Florian Pose, Ingenieurgemeinschaft IgH
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 *
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 *  This file is part of the IgH EtherCAT Master.
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 *
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 *  The IgH EtherCAT Master is free software; you can redistribute it
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 *  and/or modify it under the terms of the GNU General Public License
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 *  as published by the Free Software Foundation; version 2 of the License.
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 *
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 *  The IgH EtherCAT Master is distributed in the hope that it will be
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 *  useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with the IgH EtherCAT Master; if not, write to the Free Software
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 *****************************************************************************/
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/**
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   \file
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   EtherCAT master driver module.
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*/
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/*****************************************************************************/
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include "globals.h"
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#include "master.h"
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#include "device.h"
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/*****************************************************************************/
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int __init ec_init_module(void);
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void __exit ec_cleanup_module(void);
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/*****************************************************************************/
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/**
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   Compile version info.
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*/
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#define COMPILE_INFO EC_STR(EC_MASTER_VERSION_MAIN) \
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                     "." EC_STR(EC_MASTER_VERSION_SUB) \
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                     " (" EC_MASTER_VERSION_EXTRA ")" \
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                     " - rev. " EC_STR(SVNREV) \
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                     ", compiled by " EC_STR(USER) \
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                     " at " __DATE__ " " __TIME__
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/*****************************************************************************/
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static int ec_master_count = 1;
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static struct list_head ec_masters;
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/*****************************************************************************/
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/** \cond */
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MODULE_AUTHOR ("Florian Pose <fp@igh-essen.com>");
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MODULE_DESCRIPTION ("EtherCAT master driver module");
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MODULE_LICENSE("GPL");
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MODULE_VERSION(COMPILE_INFO);
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module_param(ec_master_count, int, 1);
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MODULE_PARM_DESC(ec_master_count, "number of EtherCAT masters to initialize");
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/** \endcond */
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/*****************************************************************************/
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/**
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   Module initialization.
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   Initializes \a ec_master_count masters.
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   \return 0 on success, else < 0
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*/
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int __init ec_init_module(void)
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{
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    unsigned int i;
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    ec_master_t *master, *next;
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    EC_INFO("Master driver, %s\n", COMPILE_INFO);
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    if (ec_master_count < 1) {
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        EC_ERR("Error - Invalid ec_master_count: %i\n", ec_master_count);
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        goto out_return;
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    }
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    EC_INFO("Initializing %i EtherCAT master(s)...\n", ec_master_count);
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    INIT_LIST_HEAD(&ec_masters);
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    for (i = 0; i < ec_master_count; i++) {
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        if (!(master =
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              (ec_master_t *) kmalloc(sizeof(ec_master_t), GFP_KERNEL))) {
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            EC_ERR("Failed to allocate memory for EtherCAT master %i.\n", i);
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            goto out_free;
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        }
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        if (ec_master_init(master, i)) // kobject_put is done inside...
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            goto out_free;
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        if (kobject_add(&master->kobj)) {
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            EC_ERR("Failed to add kobj.\n");
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            kobject_put(&master->kobj); // free master
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            goto out_free;
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        }
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        list_add_tail(&master->list, &ec_masters);
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    }
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    EC_INFO("Master driver initialized.\n");
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    return 0;
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 out_free:
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    list_for_each_entry_safe(master, next, &ec_masters, list) {
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        list_del(&master->list);
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        kobject_del(&master->kobj);
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        kobject_put(&master->kobj);
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diff changeset
   127
    }
127
e67c80a76de4 Code aufger?umt und kleines Speicherleck entdeckt.
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diff changeset
   128
 out_return:
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diff changeset
   129
    return -1;
27
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diff changeset
   130
}
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diff changeset
   131
39
6965c23a6826 likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
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diff changeset
   132
/*****************************************************************************/
27
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   133
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diff changeset
   134
/**
195
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   135
   Module cleanup.
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diff changeset
   136
   Clears all master instances.
27
d75ef6b46e33 EtherCAT-Master in eigenes Modul ausgelagert.
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diff changeset
   137
*/
d75ef6b46e33 EtherCAT-Master in eigenes Modul ausgelagert.
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diff changeset
   138
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
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diff changeset
   139
void __exit ec_cleanup_module(void)
27
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diff changeset
   140
{
178
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diff changeset
   141
    ec_master_t *master, *next;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
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   142
84
b4ae98855cea printk durch Makros ersetzt.
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diff changeset
   143
    EC_INFO("Cleaning up master driver...\n");
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
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diff changeset
   144
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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diff changeset
   145
    list_for_each_entry_safe(master, next, &ec_masters, list) {
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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diff changeset
   146
        list_del(&master->list);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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diff changeset
   147
        kobject_del(&master->kobj);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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   148
        kobject_put(&master->kobj); // free master
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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diff changeset
   149
    }
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
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diff changeset
   150
84
b4ae98855cea printk durch Makros ersetzt.
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diff changeset
   151
    EC_INFO("Master driver cleaned up.\n");
27
d75ef6b46e33 EtherCAT-Master in eigenes Modul ausgelagert.
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   152
}
d75ef6b46e33 EtherCAT-Master in eigenes Modul ausgelagert.
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parents:
diff changeset
   153
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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diff changeset
   154
/*****************************************************************************/
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   155
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   156
/**
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   157
   Gets a handle to a certain master.
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   158
   \returns pointer to master
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diff changeset
   159
*/
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   160
195
674071846ee3 Translated all comments and documentation to english language.
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diff changeset
   161
ec_master_t *ec_find_master(unsigned int master_index /**< master index */)
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
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   162
{
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   163
    ec_master_t *master;
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   164
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   165
    list_for_each_entry(master, &ec_masters, list) {
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   166
        if (master->index == master_index) return master;
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diff changeset
   167
    }
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diff changeset
   168
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   169
    EC_ERR("Master %i does not exist!\n", master_index);
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   170
    return NULL;
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diff changeset
   171
}
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diff changeset
   172
196
f8a1e9f364a3 Introduced version number define.
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   173
/*****************************************************************************/
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diff changeset
   174
f8a1e9f364a3 Introduced version number define.
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   175
/**
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   176
   Outputs frame contents for debugging purposes.
f8a1e9f364a3 Introduced version number define.
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   177
*/
f8a1e9f364a3 Introduced version number define.
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diff changeset
   178
f8a1e9f364a3 Introduced version number define.
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parents: 195
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   179
void ec_print_data(const uint8_t *data, /**< pointer to data */
f8a1e9f364a3 Introduced version number define.
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   180
                   size_t size /**< number of bytes to output */
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diff changeset
   181
                   )
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   182
{
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diff changeset
   183
    unsigned int i;
f8a1e9f364a3 Introduced version number define.
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diff changeset
   184
f8a1e9f364a3 Introduced version number define.
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   185
    EC_DBG("");
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diff changeset
   186
    for (i = 0; i < size; i++) {
f8a1e9f364a3 Introduced version number define.
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diff changeset
   187
        printk("%02X ", data[i]);
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   188
        if ((i + 1) % 16 == 0) {
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   189
            printk("\n");
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   190
            EC_DBG("");
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   191
        }
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   192
    }
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   193
    printk("\n");
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   194
}
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   195
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   196
/*****************************************************************************/
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   197
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   198
/**
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   199
   Outputs frame contents and differences for debugging purposes.
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   200
*/
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   201
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   202
void ec_print_data_diff(const uint8_t *d1, /**< first data */
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   203
                        const uint8_t *d2, /**< second data */
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   204
                        size_t size /** number of bytes to output */
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   205
                        )
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   206
{
f8a1e9f364a3 Introduced version number define.
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parents: 195
diff changeset
   207
    unsigned int i;
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   208
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   209
    EC_DBG("");
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   210
    for (i = 0; i < size; i++) {
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   211
        if (d1[i] == d2[i]) printk(".. ");
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   212
        else printk("%02X ", d2[i]);
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   213
        if ((i + 1) % 16 == 0) {
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   214
            printk("\n");
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   215
            EC_DBG("");
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   216
        }
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   217
    }
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   218
    printk("\n");
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   219
}
f8a1e9f364a3 Introduced version number define.
Florian Pose <fp@igh-essen.com>
parents: 195
diff changeset
   220
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   221
/******************************************************************************
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   222
 *  Device interface
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   223
 *****************************************************************************/
33
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   224
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   225
/**
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
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parents: 197
diff changeset
   226
   Connects an EtherCAT device to a certain master.
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   227
   The master will use the device for sending and receiving frames. It is
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   228
   required that no other instance (for example the kernel IP stack) uses
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   229
   the device.
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   230
   \return 0 on success, else < 0
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   231
   \ingroup DeviceInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   232
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   233
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   234
ec_device_t *ecdev_register(unsigned int master_index, /**< master index */
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   235
                            struct net_device *net_dev, /**< net_device of
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   236
                                                           the device */
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   237
                            ec_isr_t isr, /**< interrupt service routine */
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   238
                            struct module *module /**< pointer to the module */
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
   239
                            )
91
0120d6214948 Code-Dokumentation angepasst.
Florian Pose <fp@igh-essen.com>
parents: 88
diff changeset
   240
{
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   241
    ec_master_t *master;
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   242
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   243
    if (!net_dev) {
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   244
        EC_WARN("Device is NULL!\n");
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   245
        goto out_return;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   246
    }
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   247
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   248
    if (!(master = ec_find_master(master_index))) return NULL;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   249
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
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diff changeset
   250
    // critical section start
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   251
    if (master->device) {
84
b4ae98855cea printk durch Makros ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 79
diff changeset
   252
        EC_ERR("Master %i already has a device!\n", master_index);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   253
        // critical section leave
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   254
        goto out_return;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   255
    }
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   256
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   257
    if (!(master->device =
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   258
          (ec_device_t *) kmalloc(sizeof(ec_device_t), GFP_KERNEL))) {
161
ddb7266d1c56 Bugfix: Discovered memory leak.
Florian Pose <fp@igh-essen.com>
parents: 152
diff changeset
   259
        EC_ERR("Failed to allocate device!\n");
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   260
        // critical section leave
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   261
        goto out_return;
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   262
    }
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   263
    // critical section end
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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parents: 91
diff changeset
   264
127
e67c80a76de4 Code aufger?umt und kleines Speicherleck entdeckt.
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parents: 111
diff changeset
   265
    if (ec_device_init(master->device, master, net_dev, isr, module)) {
191
ca805255a935 Prepared Free-Run mode
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parents: 184
diff changeset
   266
        EC_ERR("Failed to init device!\n");
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diff changeset
   267
        goto out_free;
127
e67c80a76de4 Code aufger?umt und kleines Speicherleck entdeckt.
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parents: 111
diff changeset
   268
    }
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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diff changeset
   269
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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diff changeset
   270
    return master->device;
191
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diff changeset
   271
ca805255a935 Prepared Free-Run mode
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diff changeset
   272
 out_free:
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diff changeset
   273
    kfree(master->device);
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parents: 184
diff changeset
   274
    master->device = NULL;
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parents: 184
diff changeset
   275
 out_return:
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diff changeset
   276
    return NULL;
91
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diff changeset
   277
}
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diff changeset
   278
0120d6214948 Code-Dokumentation angepasst.
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diff changeset
   279
/*****************************************************************************/
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diff changeset
   280
0120d6214948 Code-Dokumentation angepasst.
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diff changeset
   281
/**
199
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   282
   Disconnect an EtherCAT device from the master.
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diff changeset
   283
   The device is disconnected from the master and all device ressources
04ecf40fc2e9 Doxygen added interface modules and file documentation.
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diff changeset
   284
   are freed.
04ecf40fc2e9 Doxygen added interface modules and file documentation.
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diff changeset
   285
   \attention Before calling this function, the ecdev_stop() function has
04ecf40fc2e9 Doxygen added interface modules and file documentation.
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parents: 197
diff changeset
   286
   to be called, to be sure that the master does not use the device any more.
04ecf40fc2e9 Doxygen added interface modules and file documentation.
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diff changeset
   287
   \ingroup DeviceInterface
195
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diff changeset
   288
*/
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diff changeset
   289
674071846ee3 Translated all comments and documentation to english language.
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diff changeset
   290
void ecdev_unregister(unsigned int master_index, /**< master index */
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parents: 191
diff changeset
   291
                      ec_device_t *device /**< EtherCAT device */
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
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parents: 101
diff changeset
   292
                      )
55
059a9e712aa7 Mit neuer Schnittstelle wieder lauff?hig.
Florian Pose <fp@igh-essen.com>
parents: 54
diff changeset
   293
{
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
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parents: 64
diff changeset
   294
    ec_master_t *master;
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
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parents: 64
diff changeset
   295
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   296
    if (!(master = ec_find_master(master_index))) return;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   297
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
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diff changeset
   298
    if (!master->device || master->device != device) {
84
b4ae98855cea printk durch Makros ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 79
diff changeset
   299
        EC_WARN("Unable to unregister device!\n");
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   300
        return;
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   301
    }
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   302
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   303
    ec_device_clear(master->device);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   304
    kfree(master->device);
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   305
    master->device = NULL;
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   306
}
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   307
191
ca805255a935 Prepared Free-Run mode
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parents: 184
diff changeset
   308
/*****************************************************************************/
ca805255a935 Prepared Free-Run mode
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parents: 184
diff changeset
   309
ca805255a935 Prepared Free-Run mode
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parents: 184
diff changeset
   310
/**
195
674071846ee3 Translated all comments and documentation to english language.
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parents: 191
diff changeset
   311
   Starts the master associated with the device.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   312
   This function has to be called by the network device driver to tell the
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   313
   master that the device is ready to send and receive data. The master
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   314
   will enter the free-run mode then.
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   315
   \ingroup DeviceInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   316
*/
674071846ee3 Translated all comments and documentation to english language.
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parents: 191
diff changeset
   317
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   318
int ecdev_start(unsigned int master_index /**< master index */)
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   319
{
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   320
    ec_master_t *master;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   321
    if (!(master = ec_find_master(master_index))) return -1;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   322
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   323
    if (ec_device_open(master->device)) {
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   324
        EC_ERR("Failed to open device!\n");
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   325
        return -1;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   326
    }
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   327
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   328
    ec_master_freerun_start(master);
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   329
    return 0;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   330
}
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   331
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   332
/*****************************************************************************/
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   333
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   334
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   335
   Stops the master associated with the device.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   336
   Tells the master to stop using the device for frame IO. Has to be called
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   337
   before unregistering the device.
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   338
   \ingroup DeviceInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   339
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   340
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   341
void ecdev_stop(unsigned int master_index /**< master index */)
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   342
{
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   343
    ec_master_t *master;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   344
    if (!(master = ec_find_master(master_index))) return;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   345
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   346
    ec_master_freerun_stop(master);
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   347
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   348
    if (ec_device_close(master->device))
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   349
        EC_WARN("Failed to close device!\n");
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   350
}
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   351
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   352
/******************************************************************************
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   353
 *  Realtime interface
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   354
 *****************************************************************************/
33
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   355
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   356
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   357
   Reserves an EtherCAT master for realtime operation.
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   358
   \return pointer to reserved master, or NULL on error
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   359
   \ingroup RealtimeInterface
91
0120d6214948 Code-Dokumentation angepasst.
Florian Pose <fp@igh-essen.com>
parents: 88
diff changeset
   360
*/
0120d6214948 Code-Dokumentation angepasst.
Florian Pose <fp@igh-essen.com>
parents: 88
diff changeset
   361
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   362
ec_master_t *ecrt_request_master(unsigned int master_index
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   363
                                 /**< master index */
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
   364
                                 )
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   365
{
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   366
    ec_master_t *master;
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   367
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   368
    EC_INFO("Requesting master %i...\n", master_index);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   369
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   370
    if (!(master = ec_find_master(master_index))) goto out_return;
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   371
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   372
    // begin critical section
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   373
    if (master->reserved) {
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   374
        EC_ERR("Master %i is already in use!\n", master_index);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   375
        goto out_return;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   376
    }
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   377
    master->reserved = 1;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   378
    // end critical section
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   379
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   380
    if (!master->device) {
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   381
        EC_ERR("Master %i has no assigned device!\n", master_index);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   382
        goto out_release;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   383
    }
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   384
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   385
    if (!try_module_get(master->device->module)) {
84
b4ae98855cea printk durch Makros ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 79
diff changeset
   386
        EC_ERR("Failed to reserve device module!\n");
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   387
        goto out_release;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   388
    }
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   389
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   390
    ec_master_freerun_stop(master);
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   391
    ec_master_reset(master);
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   392
    master->mode = EC_MASTER_MODE_RUNNING;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   393
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   394
    if (!master->device->link_state) EC_WARN("Link is DOWN.\n");
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   395
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   396
    if (ec_master_bus_scan(master)) {
84
b4ae98855cea printk durch Makros ersetzt.
Florian Pose <fp@igh-essen.com>
parents: 79
diff changeset
   397
        EC_ERR("Bus scan failed!\n");
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   398
        goto out_module_put;
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   399
    }
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   400
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   401
    EC_INFO("Master %i is ready.\n", master_index);
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   402
    return master;
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   403
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   404
 out_module_put:
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   405
    module_put(master->device->module);
85
eb24637883ef Master wird nach nicht erfolgreichem Request resettet.
Florian Pose <fp@igh-essen.com>
parents: 84
diff changeset
   406
    ec_master_reset(master);
201
48e646ef23b2 Restart free run mode after requesting failed.
Florian Pose <fp@igh-essen.com>
parents: 199
diff changeset
   407
    ec_master_freerun_start(master);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   408
 out_release:
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   409
    master->reserved = 0;
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   410
 out_return:
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   411
    EC_ERR("Failed requesting master %i.\n", master_index);
73
9f4ea66d89a3 Dynamische FMMU-Konfiguration, zwei Kopieroperationen eingespart, Einr?ckungen angepasst.
Florian Pose <fp@igh-essen.com>
parents: 64
diff changeset
   412
    return NULL;
27
d75ef6b46e33 EtherCAT-Master in eigenes Modul ausgelagert.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   413
}
d75ef6b46e33 EtherCAT-Master in eigenes Modul ausgelagert.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   414
39
6965c23a6826 likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents: 34
diff changeset
   415
/*****************************************************************************/
33
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   416
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   417
/**
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   418
   Releases a reserved EtherCAT master.
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   419
   \ingroup RealtimeInterface
195
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   420
*/
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   421
674071846ee3 Translated all comments and documentation to english language.
Florian Pose <fp@igh-essen.com>
parents: 191
diff changeset
   422
void ecrt_release_master(ec_master_t *master /**< EtherCAT master */)
33
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   423
{
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   424
    EC_INFO("Releasing master %i...\n", master->index);
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   425
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   426
    if (!master->reserved) {
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   427
        EC_ERR("Master %i was never requested!\n", master->index);
88
98335157e54e Bessere Ausgaben beim Starten und beenden.
Florian Pose <fp@igh-essen.com>
parents: 85
diff changeset
   428
        return;
98335157e54e Bessere Ausgaben beim Starten und beenden.
Florian Pose <fp@igh-essen.com>
parents: 85
diff changeset
   429
    }
98335157e54e Bessere Ausgaben beim Starten und beenden.
Florian Pose <fp@igh-essen.com>
parents: 85
diff changeset
   430
98335157e54e Bessere Ausgaben beim Starten und beenden.
Florian Pose <fp@igh-essen.com>
parents: 85
diff changeset
   431
    ec_master_reset(master);
98335157e54e Bessere Ausgaben beim Starten und beenden.
Florian Pose <fp@igh-essen.com>
parents: 85
diff changeset
   432
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   433
    master->mode = EC_MASTER_MODE_IDLE;
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   434
    ec_master_freerun_start(master);
151
1961b674466c Plugfest: master_open()/close() ausgelagert.
Florian Pose <fp@igh-essen.com>
parents: 127
diff changeset
   435
98
f564d0929292 MERGE branches/async 222:233 -> trunk (Kommando-Warteschlangen).
Florian Pose <fp@igh-essen.com>
parents: 91
diff changeset
   436
    module_put(master->device->module);
178
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   437
    master->reserved = 0;
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   438
b84f69db8566 MERGE branches/sysfs -> trunk (whole SysFS implementation)
Florian Pose <fp@igh-essen.com>
parents: 161
diff changeset
   439
    EC_INFO("Released master %i.\n", master->index);
88
98335157e54e Bessere Ausgaben beim Starten und beenden.
Florian Pose <fp@igh-essen.com>
parents: 85
diff changeset
   440
    return;
33
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   441
}
f4171b8aadf8 Master-Reservierung und Use-Count f?r NIC-Treiber.
Florian Pose <fp@igh-essen.com>
parents: 27
diff changeset
   442
39
6965c23a6826 likely/unlikely, Fehlermeldungen in zyklischem Code begrenzt und Kommentare ge??ndert.
Florian Pose <fp@igh-essen.com>
parents: 34
diff changeset
   443
/*****************************************************************************/
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   444
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   445
/** \cond */
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   446
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   447
module_init(ec_init_module);
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   448
module_exit(ec_cleanup_module);
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   449
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
   450
EXPORT_SYMBOL(ecdev_register);
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
   451
EXPORT_SYMBOL(ecdev_unregister);
191
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   452
EXPORT_SYMBOL(ecdev_start);
ca805255a935 Prepared Free-Run mode
Florian Pose <fp@igh-essen.com>
parents: 184
diff changeset
   453
EXPORT_SYMBOL(ecdev_stop);
104
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
   454
EXPORT_SYMBOL(ecrt_request_master);
052bc82d5442 MERGE branches/async -> trunk (alle Unterschiede ?bernommen)
Florian Pose <fp@igh-essen.com>
parents: 101
diff changeset
   455
EXPORT_SYMBOL(ecrt_release_master);
54
7506e67dd122 Vereinheitlichte Schnittstellen, Include-Verzeichnis und Module getrennt.
Florian Pose <fp@igh-essen.com>
parents: 52
diff changeset
   456
199
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   457
/** \endcond */
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   458
04ecf40fc2e9 Doxygen added interface modules and file documentation.
Florian Pose <fp@igh-essen.com>
parents: 197
diff changeset
   459
/*****************************************************************************/