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3607d1dfc8
This patch lets i2c-dev.h include linux/compiler.h so that __user is defined. Signed-off-by: GOTO Masanori <gotom@debian.or.jp> Cc: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
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i2c-dev.h - i2c-bus driver, char device interface
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Copyright (C) 1995-97 Simon G. Vogl
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Copyright (C) 1998-99 Frodo Looijaard <frodol@dds.nl>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* $Id: i2c-dev.h,v 1.13 2003/01/21 08:08:16 kmalkki Exp $ */
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#ifndef _LINUX_I2C_DEV_H
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#define _LINUX_I2C_DEV_H
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#include <linux/types.h>
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#include <linux/compiler.h>
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/* Some IOCTL commands are defined in <linux/i2c.h> */
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/* Note: 10-bit addresses are NOT supported! */
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/* This is the structure as used in the I2C_SMBUS ioctl call */
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struct i2c_smbus_ioctl_data {
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__u8 read_write;
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__u8 command;
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__u32 size;
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union i2c_smbus_data __user *data;
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};
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/* This is the structure as used in the I2C_RDWR ioctl call */
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struct i2c_rdwr_ioctl_data {
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struct i2c_msg __user *msgs; /* pointers to i2c_msgs */
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__u32 nmsgs; /* number of i2c_msgs */
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};
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#define I2C_RDRW_IOCTL_MAX_MSGS 42
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#endif /* _LINUX_I2C_DEV_H */
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