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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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85
arch/tile/include/asm/syscall.h Normal file
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/*
* Copyright (C) 2008-2009 Red Hat, Inc. All rights reserved.
* Copyright 2010 Tilera Corporation. All Rights Reserved.
*
* 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, version 2.
*
* 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, GOOD TITLE or
* NON INFRINGEMENT. See the GNU General Public License for
* more details.
*
* See asm-generic/syscall.h for descriptions of what we must do here.
*/
#ifndef _ASM_TILE_SYSCALL_H
#define _ASM_TILE_SYSCALL_H
#include <linux/sched.h>
#include <linux/err.h>
#include <arch/abi.h>
/* The array of function pointers for syscalls. */
extern void *sys_call_table[];
#ifdef CONFIG_COMPAT
extern void *compat_sys_call_table[];
#endif
/*
* Only the low 32 bits of orig_r0 are meaningful, so we return int.
* This importantly ignores the high bits on 64-bit, so comparisons
* sign-extend the low 32 bits.
*/
static inline int syscall_get_nr(struct task_struct *t, struct pt_regs *regs)
{
return regs->regs[TREG_SYSCALL_NR];
}
static inline void syscall_rollback(struct task_struct *task,
struct pt_regs *regs)
{
regs->regs[0] = regs->orig_r0;
}
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
unsigned long error = regs->regs[0];
return IS_ERR_VALUE(error) ? error : 0;
}
static inline long syscall_get_return_value(struct task_struct *task,
struct pt_regs *regs)
{
return regs->regs[0];
}
static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
regs->regs[0] = (long) error ?: val;
}
static inline void syscall_get_arguments(struct task_struct *task,
struct pt_regs *regs,
unsigned int i, unsigned int n,
unsigned long *args)
{
BUG_ON(i + n > 6);
memcpy(args, &regs[i], n * sizeof(args[0]));
}
static inline void syscall_set_arguments(struct task_struct *task,
struct pt_regs *regs,
unsigned int i, unsigned int n,
const unsigned long *args)
{
BUG_ON(i + n > 6);
memcpy(&regs[i], args, n * sizeof(args[0]));
}
#endif /* _ASM_TILE_SYSCALL_H */