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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2018 Google, Inc. */
#ifndef __GASKET_CONSTANTS_H__
#define __GASKET_CONSTANTS_H__
#define GASKET_FRAMEWORK_VERSION "1.1.2"
/*
* The maximum number of simultaneous device types supported by the framework.
*/
#define GASKET_FRAMEWORK_DESC_MAX 2
/* The maximum devices per each type. */
#define GASKET_DEV_MAX 256
/* The number of supported (and possible) PCI BARs. */
#define GASKET_NUM_BARS 6
/* The number of supported Gasket page tables per device. */
#define GASKET_MAX_NUM_PAGE_TABLES 1
/* Maximum length of device names (driver name + minor number suffix + NULL). */
#define GASKET_NAME_MAX 32
/* Device status enumeration. */
enum gasket_status {
/*
* A device is DEAD if it has not been initialized or has had an error.
*/
GASKET_STATUS_DEAD = 0,
/*
* A device is LAMED if the hardware is healthy but the kernel was
* unable to enable some functionality (e.g. interrupts).
*/
GASKET_STATUS_LAMED,
/* A device is ALIVE if it is ready for operation. */
GASKET_STATUS_ALIVE,
/*
* This status is set when the driver is exiting and waiting for all
* handles to be closed.
*/
GASKET_STATUS_DRIVER_EXIT,
};
#endif