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1/* SPDX-License-Identifier: MIT */2/*3 * Copyright (C) 2020 Red Hat, Inc.4 *5 * Authors:6 * Hans de Goede <hdegoede@redhat.com>7 */8 9#ifndef __DRM_PRIVACY_SCREEN_MACHINE_H__10#define __DRM_PRIVACY_SCREEN_MACHINE_H__11 12#include <linux/list.h>13 14/**15 * struct drm_privacy_screen_lookup - static privacy-screen lookup list entry16 *17 * Used for the static lookup-list for mapping privacy-screen consumer18 * dev-connector pairs to a privacy-screen provider.19 */20struct drm_privacy_screen_lookup {21 /** @list: Lookup list list-entry. */22 struct list_head list;23 /** @dev_id: Consumer device name or NULL to match all devices. */24 const char *dev_id;25 /** @con_id: Consumer connector name or NULL to match all connectors. */26 const char *con_id;27 /** @provider: dev_name() of the privacy_screen provider. */28 const char *provider;29};30 31void drm_privacy_screen_lookup_add(struct drm_privacy_screen_lookup *lookup);32void drm_privacy_screen_lookup_remove(struct drm_privacy_screen_lookup *lookup);33 34#if IS_ENABLED(CONFIG_DRM_PRIVACY_SCREEN) && IS_ENABLED(CONFIG_X86)35void drm_privacy_screen_lookup_init(void);36void drm_privacy_screen_lookup_exit(void);37#else38static inline void drm_privacy_screen_lookup_init(void)39{40}41static inline void drm_privacy_screen_lookup_exit(void)42{43}44#endif45 46#endif47