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/* SPDX-License-Identifier: GPL-2.0 */
/* Common logging utilities for the Gasket driver framework.
*
* Copyright (C) 2018 Google, Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/pci.h>
#include <linux/printk.h>
#ifndef _GASKET_LOGGING_H_
#define _GASKET_LOGGING_H_
/* Base macro; other logging can/should be built on top of this. */
#define gasket_dev_log(level, device, pci_dev, format, arg...) \
if (false) { \
if (pci_dev) { \
dev_##level(&(pci_dev)->dev, "%s: " format "\n", \
__func__, ##arg); \
} else { \
gasket_nodev_log(level, format, ##arg); \
} \
}
/* "No-device" logging macros. */
#define gasket_nodev_log(level, format, arg...) \
if (false) pr_##level("gasket: %s: " format "\n", __func__, ##arg)
#define gasket_nodev_debug(format, arg...) \
if (false) gasket_nodev_log(debug, format, ##arg)
#define gasket_nodev_info(format, arg...) \
if (false) gasket_nodev_log(info, format, ##arg)
#define gasket_nodev_warn(format, arg...) \
if (false) gasket_nodev_log(warn, format, ##arg)
#define gasket_nodev_error(format, arg...) \
if (false) gasket_nodev_log(err, format, ##arg)
/* gasket_dev logging macros */
#define gasket_log_info(gasket_dev, format, arg...) \
if (false) gasket_dev_log(info, (gasket_dev)->dev_info.device, \
(gasket_dev)->pci_dev, format, ##arg)
#define gasket_log_warn(gasket_dev, format, arg...) \
if (false) gasket_dev_log(warn, (gasket_dev)->dev_info.device, \
(gasket_dev)->pci_dev, format, ##arg)
#define gasket_log_error(gasket_dev, format, arg...) \
if (false) gasket_dev_log(err, (gasket_dev)->dev_info.device, \
(gasket_dev)->pci_dev, format, ##arg)
#define gasket_log_debug(gasket_dev, format, arg...) \
if (false){ \
if ((gasket_dev)->pci_dev) { \
dev_dbg(&((gasket_dev)->pci_dev)->dev, "%s: " format \
"\n", __func__, ##arg); \
} else { \
gasket_nodev_log(debug, format, ##arg); \
} \
}
#endif
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