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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * Copyright (C) 2015-2023 Samsung Electronics Co. Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
- /* usb notify layer v4.0 */
- #ifndef __LINUX_USB_NOTIFY_SYSFS_H__
- #define __LINUX_USB_NOTIFY_SYSFS_H__
- #define MAX_DISABLE_STR_LEN 32
- #define MAX_WHITELIST_STR_LEN 256
- #define MAX_USB_AUDIO_CARDS 15
- /* one card needs 9 byte ex) <card11> */
- #define MAX_CARD_STR_LEN (MAX_USB_AUDIO_CARDS * 9)
- #define MAX_CLASS_TYPE_NUM USB_CLASS_VENDOR_SPEC
- #define MAX_USB_SPEED_STR_LEN 15
- #define ALLOWLIST_PREFIX_SIZE 5
- #define MAX_VID_PID_STRING 10
- #define MAX_ALLOWLIST_DEVICE_COUNT 100
- #define MAX_ALLOWLIST_DEVICE_BUFFER_INDEX (MAX_ALLOWLIST_DEVICE_COUNT*2)
- #define MAX_ALLOWLIST_BUFFER (MAX_VID_PID_STRING * MAX_ALLOWLIST_DEVICE_COUNT + ALLOWLIST_PREFIX_SIZE)
- enum u_interface_class_type {
- U_CLASS_PER_INTERFACE = 1,
- U_CLASS_AUDIO,
- U_CLASS_COMM,
- U_CLASS_HID,
- U_CLASS_PHYSICAL,
- U_CLASS_STILL_IMAGE,
- U_CLASS_PRINTER,
- U_CLASS_MASS_STORAGE,
- U_CLASS_HUB,
- U_CLASS_CDC_DATA,
- U_CLASS_CSCID,
- U_CLASS_CONTENT_SEC,
- U_CLASS_VIDEO,
- U_CLASS_WIRELESS_CONTROLLER,
- U_CLASS_MISC,
- U_CLASS_APP_SPEC,
- U_CLASS_VENDOR_SPEC,
- };
- struct usb_audio_info {
- int cards;
- int bundle;
- };
- struct usb_notify_dev {
- const char *name;
- struct device *dev;
- struct otg_notify *o_notify;
- int index;
- unsigned int request_action;
- unsigned int lpm_charging_type_done;
- unsigned long usb_data_enabled;
- unsigned long disable_state;
- unsigned long secure_lock;
- bool first_restrict;
- int (*set_disable)(struct usb_notify_dev *udev, int param);
- void (*set_mdm)(struct usb_notify_dev *udev, int mdm_disable);
- void (*set_mdm_for_id)(struct usb_notify_dev *udev, int mdm_disable);
- void (*set_mdm_for_serial)(struct usb_notify_dev *udev, int mdm_disable);
- int (*control_usb_max_speed)(struct usb_notify_dev *udev, int speed);
- unsigned long (*fp_hw_param_manager)(int param);
- int (*set_lock_state)(struct usb_notify_dev *udev);
- char disable_state_cmd[MAX_DISABLE_STR_LEN];
- char whitelist_str[MAX_WHITELIST_STR_LEN];
- int whitelist_array_for_mdm[MAX_CLASS_TYPE_NUM+1];
- int whitelist_array_for_mdm_for_id[MAX_WHITELIST_STR_LEN];
- char whitelist_str_for_id[MAX_WHITELIST_STR_LEN];
- char whitelist_array_for_mdm_for_serial[MAX_WHITELIST_STR_LEN];
- struct usb_audio_info usb_audio_cards[MAX_USB_AUDIO_CARDS];
- int allowlist_array_lockscreen_enabled_id[MAX_ALLOWLIST_DEVICE_BUFFER_INDEX];
- char allowlist_str_lockscreen_enabled_id[MAX_ALLOWLIST_BUFFER];
- struct mutex lockscreen_enabled_lock;
- };
- extern int usb_notify_dev_uevent(struct usb_notify_dev *udev,
- char *envp_ext[]);
- extern int usb_notify_dev_register(struct usb_notify_dev *ndev);
- extern void usb_notify_dev_unregister(struct usb_notify_dev *ndev);
- extern int usb_notify_class_init(void);
- extern void usb_notify_class_exit(void);
- #endif
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