linux-imx

/*

 * edac_module.c

 *

 * (C) 2007 www.softwarebitmaker.com

 *

 * This file is licensed under the terms of the GNU General Public

 * License version 2. This program is licensed "as is" without any

 * warranty of any kind, whether express or implied.

 *

 * Author: Doug Thompson <dougthompson@xmission.com>

 *

 */

#include <linux/edac.h>

​

#include "edac_mc.h"

#include "edac_module.h"

​

#define EDAC_VERSION "Ver: 3.0.0"

​

#ifdef CONFIG_EDAC_DEBUG

​

static int edac_set_debug_level(const char *buf,

                const struct kernel_param *kp)

{

    unsigned long val;

    int ret;

​

    ret = kstrtoul(buf, 0, &val);

    if (ret)

        return ret;

​

    if (val > 4)

        return -EINVAL;

​

    return param_set_int(buf, kp);

}

​

/* Values of 0 to 4 will generate output */

int edac_debug_level = 2;

EXPORT_SYMBOL_GPL(edac_debug_level);

​

module_param_call(edac_debug_level, edac_set_debug_level, param_get_int,

          &edac_debug_level, 0644);

MODULE_PARM_DESC(edac_debug_level, "EDAC debug level: [0-4], default: 2");

#endif

​

/*

 * edac_op_state_to_string()

 */

char *edac_op_state_to_string(int opstate)

{

    if (opstate == OP_RUNNING_POLL)

        return "POLLED";

    else if (opstate == OP_RUNNING_INTERRUPT)

        return "INTERRUPT";

    else if (opstate == OP_RUNNING_POLL_INTR)

        return "POLL-INTR";

    else if (opstate == OP_ALLOC)

        return "ALLOC";

    else if (opstate == OP_OFFLINE)

        return "OFFLINE";

​

    return "UNKNOWN";