io/igb/igb_log.c

	igb_log.c revision fa4e188e8e6bc718b1a096b3d1dc046952a69304
/*
 * CDDL HEADER START
 *
 * Copyright(c) 2007-2008 Intel Corporation. All rights reserved.
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at:
 *  http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When using or redistributing this file, you may do so under the
 * License only. No other modification of this header is permitted.
 *
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms of the CDDL.
 */

#include "igb_sw.h"

#define LOG_BUF_LEN 1024

extern int igb_debug;

void
igb_log(void *arg, igb_debug_t level, const char *fmt, ...)
{
    igb_t *igbp = (igb_t *)arg;
    char buf[LOG_BUF_LEN];
    int celevel;
    va_list ap;

    va_start(ap, fmt);
    (void) vsnprintf(buf, sizeof (buf), fmt, ap);
    va_end(ap);

    DTRACE_PROBE2(igb__log, igb_t *, igbp, const char *, buf);

    if (level > igb_debug)
        return;

    switch (level) {
    case IGB_LOG_ERROR:
        celevel = CE_WARN;
        break;
    case IGB_LOG_INFO:
        celevel = CE_NOTE;
        break;
    case IGB_LOG_TRACE:
        celevel = CE_CONT;
        break;
    default:
        celevel = CE_IGNORE;
    }

    if (igbp != NULL)
        dev_err(igbp->dip, celevel, "!%s", buf);
    else
        cmn_err(celevel, "!%s", buf);
}