This lets w1 slave drivers declare an attribute group, and not have to create/destroy sysfs files directly. All w1 slave drivers will be fixed to use this field up in follow-on patches to this one. Acked-by: Evgeniy Polyakov <zbr@ioremap.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
		
			
				
	
	
		
			76 lines
		
	
	
	
		
			2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
	
		
			2 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 *	w1_family.h
 | 
						|
 *
 | 
						|
 * Copyright (c) 2004 Evgeniy Polyakov <zbr@ioremap.net>
 | 
						|
 *
 | 
						|
 *
 | 
						|
 * 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; either version 2 of the License, or
 | 
						|
 * (at your option) any later version.
 | 
						|
 *
 | 
						|
 * 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.
 | 
						|
 *
 | 
						|
 * You should have received a copy of the GNU General Public License
 | 
						|
 * along with this program; if not, write to the Free Software
 | 
						|
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 | 
						|
 */
 | 
						|
 | 
						|
#ifndef __W1_FAMILY_H
 | 
						|
#define __W1_FAMILY_H
 | 
						|
 | 
						|
#include <linux/types.h>
 | 
						|
#include <linux/device.h>
 | 
						|
#include <linux/atomic.h>
 | 
						|
 | 
						|
#define W1_FAMILY_DEFAULT	0
 | 
						|
#define W1_FAMILY_SMEM_01	0x01
 | 
						|
#define W1_FAMILY_SMEM_81	0x81
 | 
						|
#define W1_THERM_DS18S20 	0x10
 | 
						|
#define W1_FAMILY_DS28E04	0x1C
 | 
						|
#define W1_COUNTER_DS2423	0x1D
 | 
						|
#define W1_THERM_DS1822  	0x22
 | 
						|
#define W1_EEPROM_DS2433  	0x23
 | 
						|
#define W1_THERM_DS18B20 	0x28
 | 
						|
#define W1_FAMILY_DS2408	0x29
 | 
						|
#define W1_EEPROM_DS2431	0x2D
 | 
						|
#define W1_FAMILY_DS2760	0x30
 | 
						|
#define W1_FAMILY_DS2780	0x32
 | 
						|
#define W1_FAMILY_DS2413	0x3A
 | 
						|
#define W1_THERM_DS1825		0x3B
 | 
						|
#define W1_FAMILY_DS2781	0x3D
 | 
						|
#define W1_THERM_DS28EA00	0x42
 | 
						|
 | 
						|
#define MAXNAMELEN		32
 | 
						|
 | 
						|
struct w1_slave;
 | 
						|
 | 
						|
struct w1_family_ops
 | 
						|
{
 | 
						|
	int  (* add_slave)(struct w1_slave *);
 | 
						|
	void (* remove_slave)(struct w1_slave *);
 | 
						|
	const struct attribute_group **groups;
 | 
						|
};
 | 
						|
 | 
						|
struct w1_family
 | 
						|
{
 | 
						|
	struct list_head	family_entry;
 | 
						|
	u8			fid;
 | 
						|
 | 
						|
	struct w1_family_ops	*fops;
 | 
						|
 | 
						|
	atomic_t		refcnt;
 | 
						|
};
 | 
						|
 | 
						|
extern spinlock_t w1_flock;
 | 
						|
 | 
						|
void w1_family_put(struct w1_family *);
 | 
						|
void __w1_family_get(struct w1_family *);
 | 
						|
struct w1_family * w1_family_registered(u8);
 | 
						|
void w1_unregister_family(struct w1_family *);
 | 
						|
int w1_register_family(struct w1_family *);
 | 
						|
 | 
						|
#endif /* __W1_FAMILY_H */
 |