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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
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include/linux/vbus_notifier.h Normal file
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/*
* include/linux/vbus_notifier.h
*
* header file supporting VBUS notifier call chain information
*
* Copyright (C) 2010 Samsung Electronics
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __VBUS_NOTIFIER_H__
#define __VBUS_NOTIFIER_H__
/* VBUS notifier call chain command */
typedef enum {
VBUS_NOTIFY_CMD_NONE = 0,
VBUS_NOTIFY_CMD_FALLING,
VBUS_NOTIFY_CMD_RISING,
} vbus_notifier_cmd_t;
/* VBUS notifier call sequence,
* largest priority number device will be called first. */
typedef enum {
VBUS_NOTIFY_DEV_USB,
VBUS_NOTIFY_DEV_CHARGER,
} vbus_notifier_device_t;
typedef enum {
STATUS_VBUS_UNKNOWN = 0,
STATUS_VBUS_LOW,
STATUS_VBUS_HIGH,
} vbus_status_t;
typedef enum {
VBUS_NOTIFIER_NOT_READY = 0,
VBUS_NOTIFIER_NOT_READY_DETECT,
VBUS_NOTIFIER_READY,
} vbus_notifier_stat_t;
struct vbus_notifier_struct {
struct mutex vbus_mutex;
vbus_notifier_stat_t status;
vbus_status_t vbus_type;
vbus_notifier_cmd_t cmd;
struct blocking_notifier_head notifier_call_chain;
};
#define VBUS_NOTIFIER_BLOCK(name) \
struct notifier_block (name)
/* vbus notifier init/notify function
* this function is for JUST VBUS device driver.
* DON'T use function anywhrer else!!
*/
extern void vbus_notifier_handle(vbus_status_t new_dev);
/* vbus notifier register/unregister API
* for used any where want to receive vbus attached device attach/detach. */
extern int vbus_notifier_register(struct notifier_block *nb,
notifier_fn_t notifier, vbus_notifier_device_t listener);
extern int vbus_notifier_unregister(struct notifier_block *nb);
#endif /* __VBUS_NOTIFIER_H__ */