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Release 4.11 drivers/w1/w1_family.h

Directory: drivers/w1
/*
 * 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.
 */

#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_BQ27000	0x01

#define W1_FAMILY_SMEM_01	0x01

#define W1_FAMILY_SMEM_81	0x81

#define W1_FAMILY_DS2405	0x05

#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_FAMILY_DS2406	0x12

#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 - operations for a family type
 * @add_slave: add_slave
 * @remove_slave: remove_slave
 * @groups: sysfs group
 */

struct w1_family_ops
{
	
int  (* add_slave)(struct w1_slave *);
	
void (* remove_slave)(struct w1_slave *);
	
const struct attribute_group **groups;
};

/**
 * struct w1_family - reference counted family structure.
 * @family_entry:       family linked list
 * @fid:                8 bit family identifier
 * @fops:               operations for this family
 * @refcnt:             reference counter
 */

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 *);

/**
 * module_w1_driver() - Helper macro for registering a 1-Wire families
 * @__w1_family: w1_family struct
 *
 * Helper macro for 1-Wire families which do not do anything special in module
 * init/exit. This eliminates a lot of boilerplate. Each module may only
 * use this macro once, and calling it replaces module_init() and module_exit()
 */

#define module_w1_family(__w1_family) \
	module_driver(__w1_family, w1_register_family, \
                        w1_unregister_family)

#endif /* __W1_FAMILY_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Greg Kroah-Hartman12256.74%28.70%
Evgeniy Polyakov2813.02%417.39%
Andrew F. Davis104.65%28.70%
Renata Sayakhova41.86%14.35%
Clifton Barnes41.86%14.35%
Mika Laitio41.86%14.35%
Raphaël Assénat41.86%14.35%
Bernhard Weirich41.86%14.35%
Anton Vorontsov41.86%14.35%
Maciej S. Szmigiero41.86%14.35%
Christian Glindkamp41.86%14.35%
Neil Brown41.86%14.35%
Scott Alfter41.86%14.35%
Jean-François Dagenais41.86%14.35%
Mariusz Białończyk41.86%14.35%
Markus Franke41.86%14.35%
David Fries20.93%14.35%
Arun Sharma10.47%14.35%
Total215100.00%23100.00%
Directory: drivers/w1
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