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