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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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77
drivers/hwspinlock/hwspinlock_internal.h Normal file
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/*
* Hardware spinlocks internal header
*
* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com
*
* Contact: Ohad Ben-Cohen <ohad@wizery.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* 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.
*/
#ifndef __HWSPINLOCK_HWSPINLOCK_H
#define __HWSPINLOCK_HWSPINLOCK_H
#include <linux/spinlock.h>
#include <linux/device.h>
struct hwspinlock_device;
/**
* struct hwspinlock_ops - platform-specific hwspinlock handlers
*
* @trylock: make a single attempt to take the lock. returns 0 on
* failure and true on success. may _not_ sleep.
* @unlock: release the lock. always succeed. may _not_ sleep.
* @relax: optional, platform-specific relax handler, called by hwspinlock
* core while spinning on a lock, between two successive
* invocations of @trylock. may _not_ sleep.
*/
struct hwspinlock_ops {
int (*trylock)(struct hwspinlock *lock);
void (*unlock)(struct hwspinlock *lock);
void (*relax)(struct hwspinlock *lock);
};
/**
* struct hwspinlock - this struct represents a single hwspinlock instance
* @bank: the hwspinlock_device structure which owns this lock
* @lock: initialized and used by hwspinlock core
* @priv: private data, owned by the underlying platform-specific hwspinlock drv
*/
struct hwspinlock {
struct hwspinlock_device *bank;
spinlock_t lock;
void *priv;
};
/**
* struct hwspinlock_device - a device which usually spans numerous hwspinlocks
* @dev: underlying device, will be used to invoke runtime PM api
* @ops: platform-specific hwspinlock handlers
* @base_id: id index of the first lock in this device
* @num_locks: number of locks in this device
* @lock: dynamically allocated array of 'struct hwspinlock'
*/
struct hwspinlock_device {
struct device *dev;
const struct hwspinlock_ops *ops;
int base_id;
int num_locks;
struct hwspinlock lock[0];
};
static inline int hwlock_to_id(struct hwspinlock *hwlock)
{
int local_id = hwlock - &hwlock->bank->lock[0];
return hwlock->bank->base_id + local_id;
}
#endif /* __HWSPINLOCK_HWSPINLOCK_H */