linux-hardened/include/linux/i2c-isa.h
Jean Delvare c7a46533ff [PATCH] I2C: Kill i2c_algorithm.id (5/7)
Merge the algorithm id part (16 upper bits) of the i2c adapters ids
into the definition of the adapters ids directly. After that, we don't
need to OR both ids together for each i2c_adapter structure.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2005-09-05 09:14:31 -07:00

36 lines
1.3 KiB
C

/*
* i2c-isa.h - definitions for the i2c-isa pseudo-i2c-adapter interface
*
* Copyright (C) 2005 Jean Delvare <khali@linux-fr.org>
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _LINUX_I2C_ISA_H
#define _LINUX_I2C_ISA_H
#include <linux/i2c.h>
extern int i2c_isa_add_driver(struct i2c_driver *driver);
extern int i2c_isa_del_driver(struct i2c_driver *driver);
/* Detect whether we are on the isa bus. This is only useful to hybrid
(i2c+isa) drivers. */
#define i2c_is_isa_adapter(adapptr) \
((adapptr)->id == I2C_HW_ISA)
#define i2c_is_isa_client(clientptr) \
i2c_is_isa_adapter((clientptr)->adapter)
#endif /* _LINUX_I2C_ISA_H */