compat_ioctl32.c

来自「omap3 linux 2.6 用nocc去除了冗余代码」· C语言 代码 · 共 29 行

/*
 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
 *	Separated from fs stuff by Arnd Bergmann <[e-mail]>
 *
 * Copyright (C) 1997-2000  Jakub Jelinek  ([e-mail])
 * Copyright (C) 1998  Eddie C. Dost  ([e-mail])
 * Copyright (C) 2001,2002  Andi Kleen, SuSE Labs
 * Copyright (C) 2003       Pavel Machek ([e-mail])
 * Copyright (C) 2005       Philippe De Muyter ([e-mail])
 *
 * These routines maintain argument size conversion between 32bit and 64bit
 * ioctls.
 */

#include <linux/compat.h>
#include <linux/videodev.h>
#include <linux/videodev2.h>
#include <linux/module.h>
#include <linux/smp_lock.h>
#include <media/v4l2-common.h>

long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
{
	return -ENOIOCTLCMD;
}
EXPORT_SYMBOL_GPL(v4l_compat_ioctl32);

MODULE_LICENSE("GPL");