linux/include/linux/sed-opal.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright © 2016 Intel Corporation
 *
 * Authors:
 *    Rafael Antognolli <[email protected]>
 *    Scott  Bauer      <[email protected]>
 */

#ifndef LINUX_OPAL_H
#define LINUX_OPAL_H

#include <uapi/linux/sed-opal.h>
#include <linux/compiler_types.h>
#include <linux/types.h>

struct opal_dev;

sec_send_recv;

#ifdef CONFIG_BLK_SED_OPAL
void free_opal_dev(struct opal_dev *dev);
bool opal_unlock_from_suspend(struct opal_dev *dev);
struct opal_dev *init_opal_dev(void *data, sec_send_recv *send_recv);
int sed_ioctl(struct opal_dev *dev, unsigned int cmd, void __user *ioctl_ptr);

#define OPAL_AUTH_KEY …
#define OPAL_AUTH_KEY_PREV …

static inline bool is_sed_ioctl(unsigned int cmd)
{ … }
#else
static inline void free_opal_dev(struct opal_dev *dev)
{
}

static inline bool is_sed_ioctl(unsigned int cmd)
{
	return false;
}

static inline int sed_ioctl(struct opal_dev *dev, unsigned int cmd,
			    void __user *ioctl_ptr)
{
	return 0;
}
static inline bool opal_unlock_from_suspend(struct opal_dev *dev)
{
	return false;
}
#define init_opal_dev …
#endif /* CONFIG_BLK_SED_OPAL */
#endif /* LINUX_OPAL_H */