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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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110
drivers/edac/edac_stub.c Normal file
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/*
* common EDAC components that must be in kernel
*
* Author: Dave Jiang <djiang@mvista.com>
*
* 2007 (c) MontaVista Software, Inc.
* 2010 (c) Advanced Micro Devices Inc.
* Borislav Petkov <bp@alien8.de>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*
*/
#include <linux/module.h>
#include <linux/edac.h>
#include <linux/atomic.h>
#include <linux/device.h>
#include <asm/edac.h>
int edac_op_state = EDAC_OPSTATE_INVAL;
EXPORT_SYMBOL_GPL(edac_op_state);
atomic_t edac_handlers = ATOMIC_INIT(0);
EXPORT_SYMBOL_GPL(edac_handlers);
int edac_err_assert = 0;
EXPORT_SYMBOL_GPL(edac_err_assert);
static atomic_t edac_subsys_valid = ATOMIC_INIT(0);
int edac_report_status = EDAC_REPORTING_ENABLED;
EXPORT_SYMBOL_GPL(edac_report_status);
static int __init edac_report_setup(char *str)
{
if (!str)
return -EINVAL;
if (!strncmp(str, "on", 2))
set_edac_report_status(EDAC_REPORTING_ENABLED);
else if (!strncmp(str, "off", 3))
set_edac_report_status(EDAC_REPORTING_DISABLED);
else if (!strncmp(str, "force", 5))
set_edac_report_status(EDAC_REPORTING_FORCE);
return 0;
}
__setup("edac_report=", edac_report_setup);
/*
* called to determine if there is an EDAC driver interested in
* knowing an event (such as NMI) occurred
*/
int edac_handler_set(void)
{
if (edac_op_state == EDAC_OPSTATE_POLL)
return 0;
return atomic_read(&edac_handlers);
}
EXPORT_SYMBOL_GPL(edac_handler_set);
/*
* handler for NMI type of interrupts to assert error
*/
void edac_atomic_assert_error(void)
{
edac_err_assert++;
}
EXPORT_SYMBOL_GPL(edac_atomic_assert_error);
/*
* sysfs object: /sys/devices/system/edac
* need to export to other files
*/
struct bus_type edac_subsys = {
.name = "edac",
.dev_name = "edac",
};
EXPORT_SYMBOL_GPL(edac_subsys);
/* return pointer to the 'edac' node in sysfs */
struct bus_type *edac_get_sysfs_subsys(void)
{
int err = 0;
if (atomic_read(&edac_subsys_valid))
goto out;
/* create the /sys/devices/system/edac directory */
err = subsys_system_register(&edac_subsys, NULL);
if (err) {
printk(KERN_ERR "Error registering toplevel EDAC sysfs dir\n");
return NULL;
}
out:
atomic_inc(&edac_subsys_valid);
return &edac_subsys;
}
EXPORT_SYMBOL_GPL(edac_get_sysfs_subsys);
void edac_put_sysfs_subsys(void)
{
/* last user unregisters it */
if (atomic_dec_and_test(&edac_subsys_valid))
bus_unregister(&edac_subsys);
}
EXPORT_SYMBOL_GPL(edac_put_sysfs_subsys);