acrn-kernel/drivers/mmc/core/sysfs.c

44 lines
928 B
C

/*
* linux/drivers/mmc/core/sysfs.c
*
* Copyright (C) 2003 Russell King, All Rights Reserved.
* Copyright 2007 Pierre Ossman
*
* 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.
*
* MMC sysfs/driver model support.
*/
#include <linux/device.h>
#include <linux/mmc/card.h>
#include "sysfs.h"
int mmc_add_attrs(struct mmc_card *card, struct device_attribute *attrs)
{
int error = 0;
int i;
for (i = 0; attr_name(attrs[i]); i++) {
error = device_create_file(&card->dev, &attrs[i]);
if (error) {
while (--i >= 0)
device_remove_file(&card->dev, &attrs[i]);
break;
}
}
return error;
}
void mmc_remove_attrs(struct mmc_card *card, struct device_attribute *attrs)
{
int i;
for (i = 0; attr_name(attrs[i]); i++)
device_remove_file(&card->dev, &attrs[i]);
}