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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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65
arch/frv/kernel/pm-mb93093.c Normal file
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/*
* FR-V MB93093 Power Management Routines
*
* Copyright (c) 2004 Red Hat, Inc.
*
* Written by: msalter@redhat.com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License.
*
*/
#include <linux/init.h>
#include <linux/pm.h>
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/sysctl.h>
#include <linux/errno.h>
#include <linux/delay.h>
#include <asm/uaccess.h>
#include <asm/mb86943a.h>
#include "local.h"
static unsigned long imask;
/*
* Setup interrupt masks, etc to enable wakeup by power switch
*/
static void mb93093_power_switch_setup(void)
{
/* mask all but FPGA interrupt sources. */
imask = *(volatile unsigned long *)0xfeff9820;
*(volatile unsigned long *)0xfeff9820 = ~(1 << (IRQ_XIRQ2_LEVEL + 16)) & 0xfffe0000;
}
/*
* Cleanup interrupt masks, etc after wakeup by power switch
*/
static void mb93093_power_switch_cleanup(void)
{
*(volatile unsigned long *)0xfeff9820 = imask;
}
/*
* Return non-zero if wakeup irq was caused by power switch
*/
static int mb93093_power_switch_check(void)
{
return 1;
}
/*
* Initialize power interface
*/
static int __init mb93093_pm_init(void)
{
__power_switch_wake_setup = mb93093_power_switch_setup;
__power_switch_wake_check = mb93093_power_switch_check;
__power_switch_wake_cleanup = mb93093_power_switch_cleanup;
return 0;
}
__initcall(mb93093_pm_init);