/* $Id: ioctl32.c,v 1.8 2001/10/21 02:52:37 tausq Exp $
 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
 *
 * Copyright (C) 1997-2000  Jakub Jelinek  (jakub@redhat.com)
 * Copyright (C) 1998  Eddie C. Dost  (ecd@skynet.be)
 *
 * These routines maintain argument size conversion between 32bit and 64bit
 * ioctls.
 */

#include <linux/config.h>
#include <linux/types.h>
#include "sys32.h"
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/smp_lock.h>
#include <linux/ioctl.h>
#include <linux/if.h>
#include <linux/slab.h>
#include <linux/hdreg.h>
#if 0 /* New RAID code is half-merged... -DaveM */
#include <linux/md.h>
#endif
#include <linux/kd.h>
#include <linux/route.h>
#include <linux/skbuff.h>
#include <linux/netlink.h>
#include <linux/vt.h>
#include <linux/fs.h>
#include <linux/file.h>
#include <linux/fd.h>
#include <linux/ppp_defs.h>
#include <linux/if_ppp.h>
#include <linux/if_pppox.h>
#include <linux/mtio.h>
#include <linux/cdrom.h>
#include <linux/loop.h>
#include <linux/auto_fs.h>
#include <linux/devfs_fs.h>
#include <linux/tty.h>
#include <linux/vt_kern.h>
#include <linux/fb.h>
#include <linux/ext2_fs.h>
#include <linux/videodev.h>
#include <linux/netdevice.h>
#include <linux/raw.h>
#include <linux/smb_fs.h>
#include <linux/blkpg.h>
#include <linux/blk.h>
#include <linux/elevator.h>
#include <linux/rtc.h>
#include <linux/serial.h>
#if defined(CONFIG_BLK_DEV_LVM) || defined(CONFIG_BLK_DEV_LVM_MODULE)
/* Ugh. This header really is not clean */
#define min min
#define max max
#include <linux/lvm.h>
#endif /* LVM */

#include <scsi/scsi.h>
/* Ugly hack. */
#undef __KERNEL__
#include <scsi/scsi_ioctl.h>
#define __KERNEL__
#include <scsi/sg.h>

#include <asm/types.h>
#include <asm/uaccess.h>
#include <asm/perf.h>
#include <linux/ethtool.h>
#include <linux/soundcard.h>

#include <linux/atm.h>
#include <linux/atmarp.h>
#include <linux/atmclip.h>
#include <linux/atmdev.h>
#include <linux/atmioc.h>
#include <linux/atmlec.h>
#include <linux/atmmpc.h>
#include <linux/atmsvc.h>
#include <linux/atm_tcp.h>
#include <linux/sonet.h>
#include <linux/atm_suni.h>

/* Use this to get at 32-bit user passed pointers. 
   See sys_sparc32.c for description about these. */
#define A(__x) ((unsigned long)(__x))

/* Aiee. Someone does not find a difference between int and long */
#define EXT2_IOC32_GETFLAGS               _IOR('f', 1, int)
#define EXT2_IOC32_SETFLAGS               _IOW('f', 2, int)
#define EXT2_IOC32_GETVERSION             _IOR('v', 1, int)
#define EXT2_IOC32_SETVERSION             _IOW('v', 2, int)

extern asmlinkage int sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg);

static int w_long(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	int err;
	unsigned long val;
	
	set_fs (KERNEL_DS);
	err = sys_ioctl(fd, cmd, (unsigned long)&val);
	set_fs (old_fs);
	if (!err && put_user(val, (u32 *)arg))
		return -EFAULT;
	return err;
}
 
static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	int err;
	unsigned long val;
	
	if(get_user(val, (u32 *)arg))
		return -EFAULT;
	set_fs (KERNEL_DS);
	err = sys_ioctl(fd, cmd, (unsigned long)&val);
	set_fs (old_fs);
	if (!err && put_user(val, (u32 *)arg))
		return -EFAULT;
	return err;
}

static int siocprivate(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	int err = sys_ioctl(fd, cmd, arg);
	if ((unsigned) err > -4095)
		printk(KERN_WARNING 
			"ioctl(%d, 0x%x, %p) -- SIOCDEVPRIVATE-based ioctls aren't really\n"
			"supported, though some will work by accident.\n",
		    fd, cmd, (void *)arg);
	return err;
}

static int do_ext2_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	/* These are just misnamed, they actually get/put from/to user an int */
	switch (cmd) {
	case EXT2_IOC32_GETFLAGS: cmd = EXT2_IOC_GETFLAGS; break;
	case EXT2_IOC32_SETFLAGS: cmd = EXT2_IOC_SETFLAGS; break;
	case EXT2_IOC32_GETVERSION: cmd = EXT2_IOC_GETVERSION; break;
	case EXT2_IOC32_SETVERSION: cmd = EXT2_IOC_SETVERSION; break;
	}
	return sys_ioctl(fd, cmd, arg);
}
 
static int do_siocgstamp(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct timeval32 *up = (struct timeval32 *)arg;
	struct timeval ktv;
	mm_segment_t old_fs = get_fs();
	int err;

	set_fs(KERNEL_DS);
	err = sys_ioctl(fd, cmd, (unsigned long)&ktv);
	set_fs(old_fs);
	if(!err) {
		err = put_user(ktv.tv_sec, &up->tv_sec);
		err |= __put_user(ktv.tv_usec, &up->tv_usec);
	}
	return err;
}

struct ifmap32 {
	u32 mem_start;
	u32 mem_end;
	unsigned short base_addr;
	unsigned char irq;
	unsigned char dma;
	unsigned char port;
};

struct ifreq32 {
#define IFHWADDRLEN     6
#define IFNAMSIZ        16
        union {
                char    ifrn_name[IFNAMSIZ];            /* if name, e.g. "en0" */
        } ifr_ifrn;
        union {
                struct  sockaddr ifru_addr;
                struct  sockaddr ifru_dstaddr;
                struct  sockaddr ifru_broadaddr;
                struct  sockaddr ifru_netmask;
                struct  sockaddr ifru_hwaddr;
                short   ifru_flags;
                int     ifru_ivalue;
                int     ifru_mtu;
                struct  ifmap32 ifru_map;
                char    ifru_slave[IFNAMSIZ];   /* Just fits the size */
		char	ifru_newname[IFNAMSIZ];
                __kernel_caddr_t32 ifru_data;
        } ifr_ifru;
};

struct ifconf32 {
        int     ifc_len;                        /* size of buffer       */
        __kernel_caddr_t32  ifcbuf;
};

static int dev_ifname32(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct net_device *dev;
	struct ifreq32 ifr32;
	int err;

	if (copy_from_user(&ifr32, (struct ifreq32 *)arg, sizeof(struct ifreq32)))
		return -EFAULT;

	dev = dev_get_by_index(ifr32.ifr_ifindex);
	if (!dev)
		return -ENODEV;

	strcpy(ifr32.ifr_name, dev->name);

	err = copy_to_user((struct ifreq32 *)arg, &ifr32, sizeof(struct ifreq32));
	return (err ? -EFAULT : 0);
}

static inline int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct ifconf32 ifc32;
	struct ifconf ifc;
	struct ifreq32 *ifr32;
	struct ifreq *ifr;
	mm_segment_t old_fs;
	unsigned int i, j;
	int err;

	if (copy_from_user(&ifc32, (struct ifconf32 *)arg, sizeof(struct ifconf32)))
		return -EFAULT;

	if(ifc32.ifcbuf == 0) {
		ifc32.ifc_len = 0;
		ifc.ifc_len = 0;
		ifc.ifc_buf = NULL;
	} else {
		ifc.ifc_len = ((ifc32.ifc_len / sizeof (struct ifreq32)) + 1) *
			sizeof (struct ifreq);
		ifc.ifc_buf = kmalloc (ifc.ifc_len, GFP_KERNEL);
		if (!ifc.ifc_buf)
			return -ENOMEM;
	}
	ifr = ifc.ifc_req;
	ifr32 = (struct ifreq32 *)A(ifc32.ifcbuf);
	for (i = 0; i < ifc32.ifc_len; i += sizeof (struct ifreq32)) {
		if (copy_from_user(ifr++, ifr32++, sizeof (struct ifreq32))) {
			kfree (ifc.ifc_buf);
			return -EFAULT;
		}
	}
	old_fs = get_fs(); set_fs (KERNEL_DS);
	err = sys_ioctl (fd, SIOCGIFCONF, (unsigned long)&ifc);	
	set_fs (old_fs);
	if (!err) {
		ifr = ifc.ifc_req;
		ifr32 = (struct ifreq32 *)A(ifc32.ifcbuf);
		for (i = 0, j = 0; i < ifc32.ifc_len && j < ifc.ifc_len;
		     i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) {
			if (copy_to_user(ifr32++, ifr++, sizeof (struct ifreq32))) {
				err = -EFAULT;
				break;
			}
		}
		if (!err) {
			if (i <= ifc32.ifc_len)
				ifc32.ifc_len = i;
			else
				ifc32.ifc_len = i - sizeof (struct ifreq32);
			if (copy_to_user((struct ifconf32 *)arg, &ifc32, sizeof(struct ifconf32)))
				err = -EFAULT;
		}
	}
	if(ifc.ifc_buf != NULL)
		kfree (ifc.ifc_buf);
	return err;
}

static int dev_ifsioc(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct ifreq ifr;
	mm_segment_t old_fs;
	int err;
	
	switch (cmd) {
	case SIOCSIFMAP:
		err = copy_from_user(&ifr, (struct ifreq32 *)arg, sizeof(ifr.ifr_name));
		err |= __get_user(ifr.ifr_map.mem_start, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.mem_start));
		err |= __get_user(ifr.ifr_map.mem_end, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.mem_end));
		err |= __get_user(ifr.ifr_map.base_addr, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.base_addr));
		err |= __get_user(ifr.ifr_map.irq, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.irq));
		err |= __get_user(ifr.ifr_map.dma, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.dma));
		err |= __get_user(ifr.ifr_map.port, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.port));
		if (err)
			return -EFAULT;
		break;
	case SIOCGPPPSTATS:
	case SIOCGPPPCSTATS:
	case SIOCGPPPVER:
	case SIOCETHTOOL:
		if (copy_from_user(&ifr, (struct ifreq32 *)arg, sizeof(struct ifreq32)))
			return -EFAULT;
		ifr.ifr_data = (__kernel_caddr_t)get_free_page(GFP_KERNEL);
		if (!ifr.ifr_data)
			return -EAGAIN;
		if(cmd == SIOCETHTOOL) {
			u32 data;

			__get_user(data, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_data));
			if(copy_from_user(ifr.ifr_data,
					  (char *)A(data),
					  sizeof(struct ethtool_cmd))) {
				free_page((unsigned long)ifr.ifr_data);
				return -EFAULT;
			}
		}
		break;
	default:
		if (copy_from_user(&ifr, (struct ifreq32 *)arg, sizeof(struct ifreq32)))
			return -EFAULT;
		break;
	}
	old_fs = get_fs();
	set_fs (KERNEL_DS);
	err = sys_ioctl (fd, cmd, (unsigned long)&ifr);
	set_fs (old_fs);
	if (!err) {
		switch (cmd) {
		case SIOCGIFFLAGS:
		case SIOCGIFMETRIC:
		case SIOCGIFMTU:
		case SIOCGIFMEM:
		case SIOCGIFHWADDR:
		case SIOCGIFINDEX:
		case SIOCGIFADDR:
		case SIOCGIFBRDADDR:
		case SIOCGIFDSTADDR:
		case SIOCGIFNETMASK:
		case SIOCGIFTXQLEN:
			if (copy_to_user((struct ifreq32 *)arg, &ifr, sizeof(struct ifreq32)))
				return -EFAULT;
			break;
		case SIOCGPPPSTATS:
		case SIOCGPPPCSTATS:
		case SIOCGPPPVER:
		case SIOCETHTOOL:
		{
			u32 data;
			int len;

			__get_user(data, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_data));
			if(cmd == SIOCETHTOOL)
				len = sizeof(struct ethtool_cmd);
			if(cmd == SIOCGPPPVER)
				len = strlen((char *)ifr.ifr_data) + 1;
			else if(cmd == SIOCGPPPCSTATS)
				len = sizeof(struct ppp_comp_stats);
			else
				len = sizeof(struct ppp_stats);

			len = copy_to_user((char *)A(data), ifr.ifr_data, len);
			free_page((unsigned long)ifr.ifr_data);
			if(len)
				return -EFAULT;
			break;
		}
		case SIOCGIFMAP:
			err = copy_to_user((struct ifreq32 *)arg, &ifr, sizeof(ifr.ifr_name));
			err |= __put_user(ifr.ifr_map.mem_start, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.mem_start));
			err |= __put_user(ifr.ifr_map.mem_end, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.mem_end));
			err |= __put_user(ifr.ifr_map.base_addr, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.base_addr));
			err |= __put_user(ifr.ifr_map.irq, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.irq));
			err |= __put_user(ifr.ifr_map.dma, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.dma));
			err |= __put_user(ifr.ifr_map.port, &(((struct ifreq32 *)arg)->ifr_ifru.ifru_map.port));
			if (err)
				err = -EFAULT;
			break;
		}
	}
	return err;
}

struct rtentry32 {
        u32   		rt_pad1;
        struct sockaddr rt_dst;         /* target address               */
        struct sockaddr rt_gateway;     /* gateway addr (RTF_GATEWAY)   */
        struct sockaddr rt_genmask;     /* target network mask (IP)     */
        unsigned short  rt_flags;
        short           rt_pad2;
        u32   		rt_pad3;
        unsigned char   rt_tos;
        unsigned char   rt_class;
        short           rt_pad4;
        short           rt_metric;      /* +1 for binary compatibility! */
        /* char * */ u32 rt_dev;        /* forcing the device at add    */
        u32   		rt_mtu;         /* per route MTU/Window         */
        u32   		rt_window;      /* Window clamping              */
        unsigned short  rt_irtt;        /* Initial RTT                  */

};

static inline int routing_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct rtentry r;
	char devname[16];
	u32 rtdev;
	int ret;
	mm_segment_t old_fs = get_fs();
	
	ret = copy_from_user (&r.rt_dst, &(((struct rtentry32 *)arg)->rt_dst), 3 * sizeof(struct sockaddr));
	ret |= __get_user (r.rt_flags, &(((struct rtentry32 *)arg)->rt_flags));
	ret |= __get_user (r.rt_metric, &(((struct rtentry32 *)arg)->rt_metric));
	ret |= __get_user (r.rt_mtu, &(((struct rtentry32 *)arg)->rt_mtu));
	ret |= __get_user (r.rt_window, &(((struct rtentry32 *)arg)->rt_window));
	ret |= __get_user (r.rt_irtt, &(((struct rtentry32 *)arg)->rt_irtt));
	ret |= __get_user (rtdev, &(((struct rtentry32 *)arg)->rt_dev));
	if (rtdev) {
		ret |= copy_from_user (devname, (char *)A(rtdev), 15);
		r.rt_dev = devname; devname[15] = 0;
	} else
		r.rt_dev = 0;
	if (ret)
		return -EFAULT;
	set_fs (KERNEL_DS);
	ret = sys_ioctl (fd, cmd, (long)&r);
	set_fs (old_fs);
	return ret;
}

struct hd_geometry32 {
	unsigned char heads;
	unsigned char sectors;
	unsigned short cylinders;
	u32 start;
};
                        
static inline int hdio_getgeo(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	struct hd_geometry geo;
	int err;
	
	set_fs (KERNEL_DS);
	err = sys_ioctl(fd, HDIO_GETGEO, (unsigned long)&geo);
	set_fs (old_fs);
	if (!err) {
		err = copy_to_user ((struct hd_geometry32 *)arg, &geo, 4);
		err |= __put_user (geo.start, &(((struct hd_geometry32 *)arg)->start));
	}
	return err ? -EFAULT : 0;
}

#if 0
/* looks like SPARC only - eg sbus video */
struct  fbcmap32 {
	int             index;          /* first element (0 origin) */
	int             count;
	u32		red;
	u32		green;
	u32		blue;
};


static inline int fbiogetputcmap(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct fbcmap f;
	int ret;
	char red[256], green[256], blue[256];
	u32 r, g, b;
	mm_segment_t old_fs = get_fs();
	
	ret = get_user(f.index, &(((struct fbcmap32 *)arg)->index));
	ret |= __get_user(f.count, &(((struct fbcmap32 *)arg)->count));
	ret |= __get_user(r, &(((struct fbcmap32 *)arg)->red));
	ret |= __get_user(g, &(((struct fbcmap32 *)arg)->green));
	ret |= __get_user(b, &(((struct fbcmap32 *)arg)->blue));
	if (ret)
		return -EFAULT;
	if ((f.index < 0) || (f.index > 255)) return -EINVAL;
	if (f.index + f.count > 256)
		f.count = 256 - f.index;
	if (cmd == FBIOPUTCMAP32) {
		ret = copy_from_user (red, (char *)A(r), f.count);
		ret |= copy_from_user (green, (char *)A(g), f.count);
		ret |= copy_from_user (blue, (char *)A(b), f.count);
		if (ret)
			return -EFAULT;
	}
	f.red = red; f.green = green; f.blue = blue;
	set_fs (KERNEL_DS);
	ret = sys_ioctl (fd, (cmd == FBIOPUTCMAP32) ? FBIOPUTCMAP_SPARC : FBIOGETCMAP_SPARC, (long)&f);
	set_fs (old_fs);
	if (!ret && cmd == FBIOGETCMAP32) {
		ret = copy_to_user ((char *)A(r), red, f.count);
		ret |= copy_to_user ((char *)A(g), green, f.count);
		ret |= copy_to_user ((char *)A(b), blue, f.count);
	}
	return ret ? -EFAULT : 0;
}

struct fbcursor32 {
	short set;		/* what to set, choose from the list above */
	short enable;		/* cursor on/off */
	struct fbcurpos pos;	/* cursor position */
	struct fbcurpos hot;	/* cursor hot spot */
	struct fbcmap32 cmap;	/* color map info */
	struct fbcurpos size;	/* cursor bit map size */
	u32	image;		/* cursor image bits */
	u32	mask;		/* cursor mask bits */
};
	
static inline int fbiogscursor(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct fbcursor f;
	int ret;
	char red[2], green[2], blue[2];
	char image[128], mask[128];
	u32 r, g, b;
	u32 m, i;
	mm_segment_t old_fs = get_fs();
	
	ret = copy_from_user (&f, (struct fbcursor32 *)arg, 2 * sizeof (short) + 2 * sizeof(struct fbcurpos));
	ret |= __get_user(f.size.fbx, &(((struct fbcursor32 *)arg)->size.fbx));
	ret |= __get_user(f.size.fby, &(((struct fbcursor32 *)arg)->size.fby));
	ret |= __get_user(f.cmap.index, &(((struct fbcursor32 *)arg)->cmap.index));
	ret |= __get_user(f.cmap.count, &(((struct fbcursor32 *)arg)->cmap.count));
	ret |= __get_user(r, &(((struct fbcursor32 *)arg)->cmap.red));
	ret |= __get_user(g, &(((struct fbcursor32 *)arg)->cmap.green));
	ret |= __get_user(b, &(((struct fbcursor32 *)arg)->cmap.blue));
	ret |= __get_user(m, &(((struct fbcursor32 *)arg)->mask));
	ret |= __get_user(i, &(((struct fbcursor32 *)arg)->image));
	if (ret)
		return -EFAULT;
	if (f.set & FB_CUR_SETCMAP) {
		if ((uint) f.size.fby > 32)
			return -EINVAL;
		ret = copy_from_user (mask, (char *)A(m), f.size.fby * 4);
		ret |= copy_from_user (image, (char *)A(i), f.size.fby * 4);
		if (ret)
			return -EFAULT;
		f.image = image; f.mask = mask;
	}
	if (f.set & FB_CUR_SETCMAP) {
		ret = copy_from_user (red, (char *)A(r), 2);
		ret |= copy_from_user (green, (char *)A(g), 2);
		ret |= copy_from_user (blue, (char *)A(b), 2);
		if (ret)
			return -EFAULT;
		f.cmap.red = red; f.cmap.green = green; f.cmap.blue = blue;
	}
	set_fs (KERNEL_DS);
	ret = sys_ioctl (fd, FBIOSCURSOR, (long)&f);
	set_fs (old_fs);
	return ret;
}

struct fb_fix_screeninfo32 {
	char			id[16];
        __kernel_caddr_t32	smem_start;
	__u32			smem_len;
	__u32			type;
	__u32			type_aux;
	__u32			visual;
	__u16			xpanstep;
	__u16			ypanstep;
	__u16			ywrapstep;
	__u32			line_length;
        __kernel_caddr_t32	mmio_start;
	__u32			mmio_len;
	__u32			accel;
	__u16			reserved[3];
};

struct fb_cmap32 {
	__u32			start;
	__u32			len;
	__kernel_caddr_t32	red;
	__kernel_caddr_t32	green;
	__kernel_caddr_t32	blue;
	__kernel_caddr_t32	transp;
};

static int fb_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	u32 red = 0, green = 0, blue = 0, transp = 0;
	struct fb_fix_screeninfo fix;
	struct fb_cmap cmap;
	void *karg;
	int err = 0;

	memset(&cmap, 0, sizeof(cmap));
	switch (cmd) {
	case FBIOGET_FSCREENINFO:
		karg = &fix;
		break;
	case FBIOGETCMAP:
	case FBIOPUTCMAP:
		karg = &cmap;
		err = __get_user(cmap.start, &((struct fb_cmap32 *)arg)->start);
		err |= __get_user(cmap.len, &((struct fb_cmap32 *)arg)->len);
		err |= __get_user(red, &((struct fb_cmap32 *)arg)->red);
		err |= __get_user(green, &((struct fb_cmap32 *)arg)->green);
		err |= __get_user(blue, &((struct fb_cmap32 *)arg)->blue);
		err |= __get_user(transp, &((struct fb_cmap32 *)arg)->transp);
		if (err) {
			err = -EFAULT;
			goto out;
		}
		err = -ENOMEM;
		cmap.red = kmalloc(cmap.len * sizeof(__u16), GFP_KERNEL);
		if (!cmap.red)
			goto out;
		cmap.green = kmalloc(cmap.len * sizeof(__u16), GFP_KERNEL);
		if (!cmap.green)
			goto out;
		cmap.blue = kmalloc(cmap.len * sizeof(__u16), GFP_KERNEL);
		if (!cmap.blue)
			goto out;
		if (transp) {
			cmap.transp = kmalloc(cmap.len * sizeof(__u16), GFP_KERNEL);
			if (!cmap.transp)
				goto out;
		}
			
		if (cmd == FBIOGETCMAP)
			break;

		err = __copy_from_user(cmap.red, (char *)A(red), cmap.len * sizeof(__u16));
		err |= __copy_from_user(cmap.green, (char *)A(green), cmap.len * sizeof(__u16));
		err |= __copy_from_user(cmap.blue, (char *)A(blue), cmap.len * sizeof(__u16));
		if (cmap.transp) err |= __copy_from_user(cmap.transp, (char *)A(transp), cmap.len * sizeof(__u16));
		if (err) {
			err = -EFAULT;
			goto out;
		}
		break;
	default:
		do {
			static int count = 0;
			if (++count <= 20)
				printk(KERN_WARNING
					"%s: Unknown fb ioctl cmd fd(%d) "
					"cmd(%08x) arg(%08lx)\n",
					__FUNCTION__, fd, cmd, arg);
		} while(0);
		return -ENOSYS;
	}
	set_fs(KERNEL_DS);
	err = sys_ioctl(fd, cmd, (unsigned long)karg);
	set_fs(old_fs);
	if (err)
		goto out;
	switch (cmd) {
	case FBIOGET_FSCREENINFO:
		err = __copy_to_user((char *)((struct fb_fix_screeninfo32 *)arg)->id, (char *)fix.id, sizeof(fix.id));
		err |= __put_user((__u32)(unsigned long)fix.smem_start, &((struct fb_fix_screeninfo32 *)arg)->smem_start);
		err |= __put_user(fix.smem_len, &((struct fb_fix_screeninfo32 *)arg)->smem_len);
		err |= __put_user(fix.type, &((struct fb_fix_screeninfo32 *)arg)->type);
		err |= __put_user(fix.type_aux, &((struct fb_fix_screeninfo32 *)arg)->type_aux);
		err |= __put_user(fix.visual, &((struct fb_fix_screeninfo32 *)arg)->visual);
		err |= __put_user(fix.xpanstep, &((struct fb_fix_screeninfo32 *)arg)->xpanstep);
		err |= __put_user(fix.ypanstep, &((struct fb_fix_screeninfo32 *)arg)->ypanstep);
		err |= __put_user(fix.ywrapstep, &((struct fb_fix_screeninfo32 *)arg)->ywrapstep);
		err |= __put_user(fix.line_length, &((struct fb_fix_screeninfo32 *)arg)->line_length);
		err |= __put_user((__u32)(unsigned long)fix.mmio_start, &((struct fb_fix_screeninfo32 *)arg)->mmio_start);
		err |= __put_user(fix.mmio_len, &((struct fb_fix_screeninfo32 *)arg)->mmio_len);
		err |= __put_user(fix.accel, &((struct fb_fix_screeninfo32 *)arg)->accel);
		err |= __copy_to_user((char *)((struct fb_fix_screeninfo32 *)arg)->reserved, (char *)fix.reserved, sizeof(fix.reserved));
		break;
	case FBIOGETCMAP:
		err = __copy_to_user((char *)A(red), cmap.red, cmap.len * sizeof(__u16));
		err |= __copy_to_user((char *)A(green), cmap.blue, cmap.len * sizeof(__u16));
		err |= __copy_to_user((char *)A(blue), cmap.blue, cmap.len * sizeof(__u16));
		if (cmap.transp)
			err |= __copy_to_user((char *)A(transp), cmap.transp, cmap.len * sizeof(__u16));
		break;
	case FBIOPUTCMAP:
		break;
	}
	if (err)
		err = -EFAULT;

out:	if (cmap.red) kfree(cmap.red);
	if (cmap.green) kfree(cmap.green);
	if (cmap.blue) kfree(cmap.blue);
	if (cmap.transp) kfree(cmap.transp);
	return err;
}
#endif

static int hdio_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	unsigned long kval;
	unsigned int *uvp;
	int error;

	set_fs(KERNEL_DS);
	error = sys_ioctl(fd, cmd, (long)&kval);
	set_fs(old_fs);

	if(error == 0) {
		uvp = (unsigned int *)arg;
		if(put_user(kval, uvp))
			error = -EFAULT;
	}
	return error;
}

struct floppy_struct32 {
	unsigned int	size;
	unsigned int	sect;
	unsigned int	head;
	unsigned int	track;
	unsigned int	stretch;
	unsigned char	gap;
	unsigned char	rate;
	unsigned char	spec1;
	unsigned char	fmt_gap;
	const __kernel_caddr_t32 name;
};

struct floppy_drive_params32 {
	char		cmos;
	u32		max_dtr;
	u32		hlt;
	u32		hut;
	u32		srt;
	u32		spinup;
	u32		spindown;
	unsigned char	spindown_offset;
	unsigned char	select_delay;
	unsigned char	rps;
	unsigned char	tracks;
	u32		timeout;
	unsigned char	interleave_sect;
	struct floppy_max_errors max_errors;
	char		flags;
	char		read_track;
	short		autodetect[8];
	int		checkfreq;
	int		native_format;
};

struct floppy_drive_struct32 {
	signed char	flags;
	u32		spinup_date;
	u32		select_date;
	u32		first_read_date;
	short		probed_format;
	short		track;
	short		maxblock;
	short		maxtrack;
	int		generation;
	int		keep_data;
	int		fd_ref;
	int		fd_device;
	int		last_checked;
	__kernel_caddr_t32 dmabuf;
	int		bufblocks;
};

struct floppy_fdc_state32 {
	int		spec1;
	int		spec2;
	int		dtr;
	unsigned char	version;
	unsigned char	dor;
	u32		address;
	unsigned int	rawcmd:2;
	unsigned int	reset:1;
	unsigned int	need_configure:1;
	unsigned int	perp_mode:2;
	unsigned int	has_fifo:1;
	unsigned int	driver_version;
	unsigned char	track[4];
};

struct floppy_write_errors32 {
	unsigned int	write_errors;
	u32		first_error_sector;
	int		first_error_generation;
	u32		last_error_sector;
	int		last_error_generation;
	unsigned int	badness;
};

#define FDSETPRM32 _IOW(2, 0x42, struct floppy_struct32)
#define FDDEFPRM32 _IOW(2, 0x43, struct floppy_struct32)
#define FDGETPRM32 _IOR(2, 0x04, struct floppy_struct32)
#define FDSETDRVPRM32 _IOW(2, 0x90, struct floppy_drive_params32)
#define FDGETDRVPRM32 _IOR(2, 0x11, struct floppy_drive_params32)
#define FDGETDRVSTAT32 _IOR(2, 0x12, struct floppy_drive_struct32)
#define FDPOLLDRVSTAT32 _IOR(2, 0x13, struct floppy_drive_struct32)
#define FDGETFDCSTAT32 _IOR(2, 0x15, struct floppy_fdc_state32)
#define FDWERRORGET32  _IOR(2, 0x17, struct floppy_write_errors32)

static struct {
	unsigned int	cmd32;
	unsigned int	cmd;
} fd_ioctl_trans_table[] = {
	{ FDSETPRM32, FDSETPRM },
	{ FDDEFPRM32, FDDEFPRM },
	{ FDGETPRM32, FDGETPRM },
	{ FDSETDRVPRM32, FDSETDRVPRM },
	{ FDGETDRVPRM32, FDGETDRVPRM },
	{ FDGETDRVSTAT32, FDGETDRVSTAT },
	{ FDPOLLDRVSTAT32, FDPOLLDRVSTAT },
	{ FDGETFDCSTAT32, FDGETFDCSTAT },
	{ FDWERRORGET32, FDWERRORGET }
};

#define NR_FD_IOCTL_TRANS (sizeof(fd_ioctl_trans_table)/sizeof(fd_ioctl_trans_table[0]))

static int fd_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	void *karg = NULL;
	unsigned int kcmd = 0;
	int i, err;

	for (i = 0; i < NR_FD_IOCTL_TRANS; i++)
		if (cmd == fd_ioctl_trans_table[i].cmd32) {
			kcmd = fd_ioctl_trans_table[i].cmd;
			break;
		}
	if (!kcmd)
		return -EINVAL;

	switch (cmd) {
		case FDSETPRM32:
		case FDDEFPRM32:
		case FDGETPRM32:
		{
			struct floppy_struct *f;

			f = karg = kmalloc(sizeof(struct floppy_struct), GFP_KERNEL);
			if (!karg)
				return -ENOMEM;
			if (cmd == FDGETPRM32)
				break;
			err = __get_user(f->size, &((struct floppy_struct32 *)arg)->size);
			err |= __get_user(f->sect, &((struct floppy_struct32 *)arg)->sect);
			err |= __get_user(f->head, &((struct floppy_struct32 *)arg)->head);
			err |= __get_user(f->track, &((struct floppy_struct32 *)arg)->track);
			err |= __get_user(f->stretch, &((struct floppy_struct32 *)arg)->stretch);
			err |= __get_user(f->gap, &((struct floppy_struct32 *)arg)->gap);
			err |= __get_user(f->rate, &((struct floppy_struct32 *)arg)->rate);
			err |= __get_user(f->spec1, &((struct floppy_struct32 *)arg)->spec1);
			err |= __get_user(f->fmt_gap, &((struct floppy_struct32 *)arg)->fmt_gap);
			err |= __get_user((u64)f->name, &((struct floppy_struct32 *)arg)->name);
			if (err) {
				err = -EFAULT;
				goto out;
			}
			break;
		}
		case FDSETDRVPRM32:
		case FDGETDRVPRM32:
		{
			struct floppy_drive_params *f;

			f = karg = kmalloc(sizeof(struct floppy_drive_params), GFP_KERNEL);
			if (!karg)
				return -ENOMEM;
			if (cmd == FDGETDRVPRM32)
				break;
			err = __get_user(f->cmos, &((struct floppy_drive_params32 *)arg)->cmos);
			err |= __get_user(f->max_dtr, &((struct floppy_drive_params32 *)arg)->max_dtr);
			err |= __get_user(f->hlt, &((struct floppy_drive_params32 *)arg)->hlt);
			err |= __get_user(f->hut, &((struct floppy_drive_params32 *)arg)->hut);
			err |= __get_user(f->srt, &((struct floppy_drive_params32 *)arg)->srt);
			err |= __get_user(f->spinup, &((struct floppy_drive_params32 *)arg)->spinup);
			err |= __get_user(f->spindown, &((struct floppy_drive_params32 *)arg)->spindown);
			err |= __get_user(f->spindown_offset, &((struct floppy_drive_params32 *)arg)->spindown_offset);
			err |= __get_user(f->select_delay, &((struct floppy_drive_params32 *)arg)->select_delay);
			err |= __get_user(f->rps, &((struct floppy_drive_params32 *)arg)->rps);
			err |= __get_user(f->tracks, &((struct floppy_drive_params32 *)arg)->tracks);
			err |= __get_user(f->timeout, &((struct floppy_drive_params32 *)arg)->timeout);
			err |= __get_user(f->interleave_sect, &((struct floppy_drive_params32 *)arg)->interleave_sect);
			err |= __copy_from_user(&f->max_errors, &((struct floppy_drive_params32 *)arg)->max_errors, sizeof(f->max_errors));
			err |= __get_user(f->flags, &((struct floppy_drive_params32 *)arg)->flags);
			err |= __get_user(f->read_track, &((struct floppy_drive_params32 *)arg)->read_track);
			err |= __copy_from_user(f->autodetect, ((struct floppy_drive_params32 *)arg)->autodetect, sizeof(f->autodetect));
			err |= __get_user(f->checkfreq, &((struct floppy_drive_params32 *)arg)->checkfreq);
			err |= __get_user(f->native_format, &((struct floppy_drive_params32 *)arg)->native_format);
			if (err) {
				err = -EFAULT;
				goto out;
			}
			break;
		}
		case FDGETDRVSTAT32:
		case FDPOLLDRVSTAT32:
			karg = kmalloc(sizeof(struct floppy_drive_struct), GFP_KERNEL);
			if (!karg)
				return -ENOMEM;
			break;
		case FDGETFDCSTAT32:
			karg = kmalloc(sizeof(struct floppy_fdc_state), GFP_KERNEL);
			if (!karg)
				return -ENOMEM;
			break;
		case FDWERRORGET32:
			karg = kmalloc(sizeof(struct floppy_write_errors), GFP_KERNEL);
			if (!karg)
				return -ENOMEM;
			break;
		default:
			return -EINVAL;
	}
	set_fs (KERNEL_DS);
	err = sys_ioctl (fd, kcmd, (unsigned long)karg);
	set_fs (old_fs);
	if (err)
		goto out;
	switch (cmd) {
		case FDGETPRM32:
		{
			struct floppy_struct *f = karg;

			err = __put_user(f->size, &((struct floppy_struct32 *)arg)->size);
			err |= __put_user(f->sect, &((struct floppy_struct32 *)arg)->sect);
			err |= __put_user(f->head, &((struct floppy_struct32 *)arg)->head);
			err |= __put_user(f->track, &((struct floppy_struct32 *)arg)->track);
			err |= __put_user(f->stretch, &((struct floppy_struct32 *)arg)->stretch);
			err |= __put_user(f->gap, &((struct floppy_struct32 *)arg)->gap);
			err |= __put_user(f->rate, &((struct floppy_struct32 *)arg)->rate);
			err |= __put_user(f->spec1, &((struct floppy_struct32 *)arg)->spec1);
			err |= __put_user(f->fmt_gap, &((struct floppy_struct32 *)arg)->fmt_gap);
			err |= __put_user((u64)f->name, &((struct floppy_struct32 *)arg)->name);
			break;
		}
		case FDGETDRVPRM32:
		{
			struct floppy_drive_params *f = karg;

			err = __put_user(f->cmos, &((struct floppy_drive_params32 *)arg)->cmos);
			err |= __put_user(f->max_dtr, &((struct floppy_drive_params32 *)arg)->max_dtr);
			err |= __put_user(f->hlt, &((struct floppy_drive_params32 *)arg)->hlt);
			err |= __put_user(f->hut, &((struct floppy_drive_params32 *)arg)->hut);
			err |= __put_user(f->srt, &((struct floppy_drive_params32 *)arg)->srt);
			err |= __put_user(f->spinup, &((struct floppy_drive_params32 *)arg)->spinup);
			err |= __put_user(f->spindown, &((struct floppy_drive_params32 *)arg)->spindown);
			err |= __put_user(f->spindown_offset, &((struct floppy_drive_params32 *)arg)->spindown_offset);
			err |= __put_user(f->select_delay, &((struct floppy_drive_params32 *)arg)->select_delay);
			err |= __put_user(f->rps, &((struct floppy_drive_params32 *)arg)->rps);
			err |= __put_user(f->tracks, &((struct floppy_drive_params32 *)arg)->tracks);
			err |= __put_user(f->timeout, &((struct floppy_drive_params32 *)arg)->timeout);
			err |= __put_user(f->interleave_sect, &((struct floppy_drive_params32 *)arg)->interleave_sect);
			err |= __copy_to_user(&((struct floppy_drive_params32 *)arg)->max_errors, &f->max_errors, sizeof(f->max_errors));
			err |= __put_user(f->flags, &((struct floppy_drive_params32 *)arg)->flags);
			err |= __put_user(f->read_track, &((struct floppy_drive_params32 *)arg)->read_track);
			err |= __copy_to_user(((struct floppy_drive_params32 *)arg)->autodetect, f->autodetect, sizeof(f->autodetect));
			err |= __put_user(f->checkfreq, &((struct floppy_drive_params32 *)arg)->checkfreq);
			err |= __put_user(f->native_format, &((struct floppy_drive_params32 *)arg)->native_format);
			break;
		}
		case FDGETDRVSTAT32:
		case FDPOLLDRVSTAT32:
		{
			struct floppy_drive_struct *f = karg;

			err = __put_user(f->flags, &((struct floppy_drive_struct32 *)arg)->flags);
			err |= __put_user(f->spinup_date, &((struct floppy_drive_struct32 *)arg)->spinup_date);
			err |= __put_user(f->select_date, &((struct floppy_drive_struct32 *)arg)->select_date);
			err |= __put_user(f->first_read_date, &((struct floppy_drive_struct32 *)arg)->first_read_date);
			err |= __put_user(f->probed_format, &((struct floppy_drive_struct32 *)arg)->probed_format);
			err |= __put_user(f->track, &((struct floppy_drive_struct32 *)arg)->track);
			err |= __put_user(f->maxblock, &((struct floppy_drive_struct32 *)arg)->maxblock);
			err |= __put_user(f->maxtrack, &((struct floppy_drive_struct32 *)arg)->maxtrack);
			err |= __put_user(f->generation, &((struct floppy_drive_struct32 *)arg)->generation);
			err |= __put_user(f->keep_data, &((struct floppy_drive_struct32 *)arg)->keep_data);
			err |= __put_user(f->fd_ref, &((struct floppy_drive_struct32 *)arg)->fd_ref);
			err |= __put_user(f->fd_device, &((struct floppy_drive_struct32 *)arg)->fd_device);
			err |= __put_user(f->last_checked, &((struct floppy_drive_struct32 *)arg)->last_checked);
			err |= __put_user((u64)f->dmabuf, &((struct floppy_drive_struct32 *)arg)->dmabuf);
			err |= __put_user((u64)f->bufblocks, &((struct floppy_drive_struct32 *)arg)->bufblocks);
			break;
		}
		case FDGETFDCSTAT32:
		{
			struct floppy_fdc_state *f = karg;

			err = __put_user(f->spec1, &((struct floppy_fdc_state32 *)arg)->spec1);
			err |= __put_user(f->spec2, &((struct floppy_fdc_state32 *)arg)->spec2);
			err |= __put_user(f->dtr, &((struct floppy_fdc_state32 *)arg)->dtr);
			err |= __put_user(f->version, &((struct floppy_fdc_state32 *)arg)->version);
			err |= __put_user(f->dor, &((struct floppy_fdc_state32 *)arg)->dor);
			err |= __put_user(f->address, &((struct floppy_fdc_state32 *)arg)->address);
			err |= __copy_to_user((char *)&((struct floppy_fdc_state32 *)arg)->address
			    		   + sizeof(((struct floppy_fdc_state32 *)arg)->address),
					   (char *)&f->address + sizeof(f->address), sizeof(int));
			err |= __put_user(f->driver_version, &((struct floppy_fdc_state32 *)arg)->driver_version);
			err |= __copy_to_user(((struct floppy_fdc_state32 *)arg)->track, f->track, sizeof(f->track));
			break;
		}
		case FDWERRORGET32:
		{
			struct floppy_write_errors *f = karg;

			err = __put_user(f->write_errors, &((struct floppy_write_errors32 *)arg)->write_errors);
			err |= __put_user(f->first_error_sector, &((struct floppy_write_errors32 *)arg)->first_error_sector);
			err |= __put_user(f->first_error_generation, &((struct floppy_write_errors32 *)arg)->first_error_generation);
			err |= __put_user(f->last_error_sector, &((struct floppy_write_errors32 *)arg)->last_error_sector);
			err |= __put_user(f->last_error_generation, &((struct floppy_write_errors32 *)arg)->last_error_generation);
			err |= __put_user(f->badness, &((struct floppy_write_errors32 *)arg)->badness);
			break;
		}
		default:
			break;
	}
	if (err)
		err = -EFAULT;

out:	if (karg) kfree(karg);
	return err;
}

struct ppp_option_data32 {
	__kernel_caddr_t32	ptr;
	__u32			length;
	int			transmit;
};
#define PPPIOCSCOMPRESS32	_IOW('t', 77, struct ppp_option_data32)

struct ppp_idle32 {
	__kernel_time_t32 xmit_idle;
	__kernel_time_t32 recv_idle;
};
#define PPPIOCGIDLE32		_IOR('t', 63, struct ppp_idle32)

static int ppp_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	struct ppp_option_data32 data32;
	struct ppp_option_data data;
	struct ppp_idle32 idle32;
	struct ppp_idle idle;
	unsigned int kcmd;
	void *karg;
	int err = 0;

	switch (cmd) {
	case PPPIOCGIDLE32:
		kcmd = PPPIOCGIDLE;
		karg = &idle;
		break;
	case PPPIOCSCOMPRESS32:
		if (copy_from_user(&data32, (struct ppp_option_data32 *)arg, sizeof(struct ppp_option_data32)))
			return -EFAULT;
		data.ptr = kmalloc (data32.length, GFP_KERNEL);
		if (!data.ptr)
			return -ENOMEM;
		if (copy_from_user(data.ptr, (__u8 *)A(data32.ptr), data32.length)) {
			kfree(data.ptr);
			return -EFAULT;
		}
		data.length = data32.length;
		data.transmit = data32.transmit;
		kcmd = PPPIOCSCOMPRESS;
		karg = &data;
		break;
	default:
		do {
			static int count = 0;
			if (++count <= 20)
				printk(KERN_WARNING
					"ppp_ioctl: Unknown cmd fd(%d) "
					"cmd(%08x) arg(%08x)\n",
					(int)fd, (unsigned int)cmd, (unsigned int)arg);
		} while(0);
		return -EINVAL;
	}
	set_fs (KERNEL_DS);
	err = sys_ioctl (fd, kcmd, (unsigned long)karg);
	set_fs (old_fs);
	switch (cmd) {
	case PPPIOCGIDLE32:
		if (err)
			return err;
		idle32.xmit_idle = idle.xmit_idle;
		idle32.recv_idle = idle.recv_idle;
		if (copy_to_user((struct ppp_idle32 *)arg, &idle32, sizeof(struct ppp_idle32)))
			return -EFAULT;
		break;
	case PPPIOCSCOMPRESS32:
		kfree(data.ptr);
		break;
	default:
		break;
	}
	return err;
}


struct mtget32 {
	__u32	mt_type;
	__u32	mt_resid;
	__u32	mt_dsreg;
	__u32	mt_gstat;
	__u32	mt_erreg;
	__kernel_daddr_t32	mt_fileno;
	__kernel_daddr_t32	mt_blkno;
};
#define MTIOCGET32	_IOR('m', 2, struct mtget32)

struct mtpos32 {
	__u32	mt_blkno;
};
#define MTIOCPOS32	_IOR('m', 3, struct mtpos32)

struct mtconfiginfo32 {
	__u32	mt_type;
	__u32	ifc_type;
	__u16	irqnr;
	__u16	dmanr;
	__u16	port;
	__u32	debug;
	__u32	have_dens:1;
	__u32	have_bsf:1;
	__u32	have_fsr:1;
	__u32	have_bsr:1;
	__u32	have_eod:1;
	__u32	have_seek:1;
	__u32	have_tell:1;
	__u32	have_ras1:1;
	__u32	have_ras2:1;
	__u32	have_ras3:1;
	__u32	have_qfa:1;
	__u32	pad1:5;
	char	reserved[10];
};
#define	MTIOCGETCONFIG32	_IOR('m', 4, struct mtconfiginfo32)
#define	MTIOCSETCONFIG32	_IOW('m', 5, struct mtconfiginfo32)

static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	struct mtconfiginfo info;
	struct mtget get;
	struct mtpos pos;
	unsigned long kcmd;
	void *karg;
	int err = 0;

	switch(cmd) {
	case MTIOCPOS32:
		kcmd = MTIOCPOS;
		karg = &pos;
		break;
	case MTIOCGET32:
		kcmd = MTIOCGET;
		karg = &get;
		break;
	case MTIOCGETCONFIG32:
		kcmd = MTIOCGETCONFIG;
		karg = &info;
		break;
	case MTIOCSETCONFIG32:
		kcmd = MTIOCSETCONFIG;
		karg = &info;
		err = __get_user(info.mt_type, &((struct mtconfiginfo32 *)arg)->mt_type);
		err |= __get_user(info.ifc_type, &((struct mtconfiginfo32 *)arg)->ifc_type);
		err |= __get_user(info.irqnr, &((struct mtconfiginfo32 *)arg)->irqnr);
		err |= __get_user(info.dmanr, &((struct mtconfiginfo32 *)arg)->dmanr);
		err |= __get_user(info.port, &((struct mtconfiginfo32 *)arg)->port);
		err |= __get_user(info.debug, &((struct mtconfiginfo32 *)arg)->debug);
		err |= __copy_from_user((char *)&info.debug + sizeof(info.debug),
				     (char *)&((struct mtconfiginfo32 *)arg)->debug
				     + sizeof(((struct mtconfiginfo32 *)arg)->debug), sizeof(__u32));
		if (err)
			return -EFAULT;
		break;
	default:
		do {
			static int count = 0;
			if (++count <= 20)
				printk(KERN_WARNING
					"mt_ioctl: Unknown cmd fd(%d) "
					"cmd(%08x) arg(%08x)\n",
					(int)fd, (unsigned int)cmd, (unsigned int)arg);
		} while(0);
		return -EINVAL;
	}
	set_fs (KERNEL_DS);
	err = sys_ioctl (fd, kcmd, (unsigned long)karg);
	set_fs (old_fs);
	if (err)
		return err;
	switch (cmd) {
	case MTIOCPOS32:
		err = __put_user(pos.mt_blkno, &((struct mtpos32 *)arg)->mt_blkno);
		break;
	case MTIOCGET32:
		err = __put_user(get.mt_type, &((struct mtget32 *)arg)->mt_type);
		err |= __put_user(get.mt_resid, &((struct mtget32 *)arg)->mt_resid);
		err |= __put_user(get.mt_dsreg, &((struct mtget32 *)arg)->mt_dsreg);
		err |= __put_user(get.mt_gstat, &((struct mtget32 *)arg)->mt_gstat);
		err |= __put_user(get.mt_erreg, &((struct mtget32 *)arg)->mt_erreg);
		err |= __put_user(get.mt_fileno, &((struct mtget32 *)arg)->mt_fileno);
		err |= __put_user(get.mt_blkno, &((struct mtget32 *)arg)->mt_blkno);
		break;
	case MTIOCGETCONFIG32:
		err = __put_user(info.mt_type, &((struct mtconfiginfo32 *)arg)->mt_type);
		err |= __put_user(info.ifc_type, &((struct mtconfiginfo32 *)arg)->ifc_type);
		err |= __put_user(info.irqnr, &((struct mtconfiginfo32 *)arg)->irqnr);
		err |= __put_user(info.dmanr, &((struct mtconfiginfo32 *)arg)->dmanr);
		err |= __put_user(info.port, &((struct mtconfiginfo32 *)arg)->port);
		err |= __put_user(info.debug, &((struct mtconfiginfo32 *)arg)->debug);
		err |= __copy_to_user((char *)&((struct mtconfiginfo32 *)arg)->debug
			    		   + sizeof(((struct mtconfiginfo32 *)arg)->debug),
					   (char *)&info.debug + sizeof(info.debug), sizeof(__u32));
		break;
	case MTIOCSETCONFIG32:
		break;
	}
	return err ? -EFAULT: 0;
}

struct cdrom_read32 {
	int			cdread_lba;
	__kernel_caddr_t32	cdread_bufaddr;
	int			cdread_buflen;
};

struct cdrom_read_audio32 {
	union cdrom_addr	addr;
	u_char			addr_format;
	int			nframes;
	__kernel_caddr_t32	buf;
};

struct cdrom_generic_command32 {
	unsigned char		cmd[CDROM_PACKET_SIZE];
	__kernel_caddr_t32	buffer;
	unsigned int		buflen;
	int			stat;
	__kernel_caddr_t32	sense;
	__kernel_caddr_t32	reserved[3];
};

static int cdrom_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	struct cdrom_read cdread;
	struct cdrom_read_audio cdreadaudio;
	struct cdrom_generic_command cgc;
	__kernel_caddr_t32 addr;
	char *data = 0;
	void *karg;
	int err = 0;

	switch(cmd) {
	case CDROMREADMODE2:
	case CDROMREADMODE1:
	case CDROMREADRAW:
	case CDROMREADCOOKED:
		karg = &cdread;
		err = __get_user(cdread.cdread_lba, &((struct cdrom_read32 *)arg)->cdread_lba);
		err |= __get_user(addr, &((struct cdrom_read32 *)arg)->cdread_bufaddr);
		err |= __get_user(cdread.cdread_buflen, &((struct cdrom_read32 *)arg)->cdread_buflen);
		if (err)
			return -EFAULT;
		data = kmalloc(cdread.cdread_buflen, GFP_KERNEL);
		if (!data)
			return -ENOMEM;
		cdread.cdread_bufaddr = data;
		break;
	case CDROMREADAUDIO:
		karg = &cdreadaudio;
		err = copy_from_user(&cdreadaudio.addr, &((struct cdrom_read_audio32 *)arg)->addr, sizeof(cdreadaudio.addr));
		err |= __get_user(cdreadaudio.addr_format, &((struct cdrom_read_audio32 *)arg)->addr_format);
		err |= __get_user(cdreadaudio.nframes, &((struct cdrom_read_audio32 *)arg)->nframes); 
		err |= __get_user(addr, &((struct cdrom_read_audio32 *)arg)->buf);
		if (err)
			return -EFAULT;
		data = kmalloc(cdreadaudio.nframes * 2352, GFP_KERNEL);
		if (!data)
			return -ENOMEM;
		cdreadaudio.buf = data;
		break;
	case CDROM_SEND_PACKET:
		karg = &cgc;
		err = copy_from_user(cgc.cmd, &((struct cdrom_generic_command32 *)arg)->cmd, sizeof(cgc.cmd));
		err |= __get_user(addr, &((struct cdrom_generic_command32 *)arg)->buffer);
		err |= __get_user(cgc.buflen, &((struct cdrom_generic_command32 *)arg)->buflen);
		if (err)
			return -EFAULT;
		if ((data = kmalloc(cgc.buflen, GFP_KERNEL)) == NULL)
			return -ENOMEM;
		cgc.buffer = data;
		break;
	default:
		do {
			static int count = 0;
			if (++count <= 20)
				printk(KERN_WARNING
					"cdrom_ioctl: Unknown cmd fd(%d) "
					"cmd(%08x) arg(%08x)\n",
					(int)fd, (unsigned int)cmd, (unsigned int)arg);
		} while(0);
		return -EINVAL;
	}
	set_fs (KERNEL_DS);
	err = sys_ioctl (fd, cmd, (unsigned long)karg);
	set_fs (old_fs);
	if (err)
		goto out;
	switch (cmd) {
	case CDROMREADMODE2:
	case CDROMREADMODE1:
	case CDROMREADRAW:
	case CDROMREADCOOKED:
		err = copy_to_user((char *)A(addr), data, cdread.cdread_buflen);
		break;
	case CDROMREADAUDIO:
		err = copy_to_user((char *)A(addr), data, cdreadaudio.nframes * 2352);
		break;
	case CDROM_SEND_PACKET:
		err = copy_to_user((char *)A(addr), data, cgc.buflen);
		break;
	default:
		break;
	}
out:	if (data)
		kfree(data);
	return err ? -EFAULT : 0;
}

struct loop_info32 {
	int			lo_number;      /* ioctl r/o */
	__kernel_dev_t32	lo_device;      /* ioctl r/o */
	unsigned int		lo_inode;       /* ioctl r/o */
	__kernel_dev_t32	lo_rdevice;     /* ioctl r/o */
	int			lo_offset;
	int			lo_encrypt_type;
	int			lo_encrypt_key_size;    /* ioctl w/o */
	int			lo_flags;       /* ioctl r/o */
	char			lo_name[LO_NAME_SIZE];
	unsigned char		lo_encrypt_key[LO_KEY_SIZE]; /* ioctl w/o */
	unsigned int		lo_init[2];
	char			reserved[4];
};

static int loop_status(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	struct loop_info l;
	int err = -EINVAL;

	switch(cmd) {
	case LOOP_SET_STATUS:
		err = get_user(l.lo_number, &((struct loop_info32 *)arg)->lo_number);
		err |= __get_user(l.lo_device, &((struct loop_info32 *)arg)->lo_device);
		err |= __get_user(l.lo_inode, &((struct loop_info32 *)arg)->lo_inode);
		err |= __get_user(l.lo_rdevice, &((struct loop_info32 *)arg)->lo_rdevice);
		err |= __copy_from_user((char *)&l.lo_offset, (char *)&((struct loop_info32 *)arg)->lo_offset,
					   8 + (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
		if (err) {
			err = -EFAULT;
		} else {
			set_fs (KERNEL_DS);
			err = sys_ioctl (fd, cmd, (unsigned long)&l);
			set_fs (old_fs);
		}
		break;
	case LOOP_GET_STATUS:
		set_fs (KERNEL_DS);
		err = sys_ioctl (fd, cmd, (unsigned long)&l);
		set_fs (old_fs);
		if (!err) {
			err = put_user(l.lo_number, &((struct loop_info32 *)arg)->lo_number);
			err |= __put_user(l.lo_device, &((struct loop_info32 *)arg)->lo_device);
			err |= __put_user(l.lo_inode, &((struct loop_info32 *)arg)->lo_inode);
			err |= __put_user(l.lo_rdevice, &((struct loop_info32 *)arg)->lo_rdevice);
			err |= __copy_to_user((char *)&((struct loop_info32 *)arg)->lo_offset,
					   (char *)&l.lo_offset, (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
			if (err)
				err = -EFAULT;
		}
		break;
	default: {
		static int count = 0;
		if (++count <= 20)
			printk(KERN_WARNING
				"%s: Unknown loop ioctl cmd, fd(%d) "
				"cmd(%08x) arg(%08lx)\n",
				__FUNCTION__, fd, cmd, arg);
	}
	}
	return err;
}

#ifdef CONFIG_VT
extern int tty_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg);

static int vt_check(struct file *file)
{
	struct tty_struct *tty;
	struct inode *inode = file->f_dentry->d_inode;
	
	if (file->f_op->ioctl != tty_ioctl)
		return -EINVAL;
	                
	tty = (struct tty_struct *)file->private_data;
	if (tty_paranoia_check(tty, inode->i_rdev, "tty_ioctl"))
		return -EINVAL;
	                                                
	if (tty->driver.ioctl != vt_ioctl)
		return -EINVAL;
	
	/*
	 * To have permissions to do most of the vt ioctls, we either have
	 * to be the owner of the tty, or super-user.
	 */
	if (current->tty == tty || suser())
		return 1;
	return 0;                                                    
}

struct consolefontdesc32 {
	unsigned short charcount;       /* characters in font (256 or 512) */
	unsigned short charheight;      /* scan lines per character (1-32) */
	u32 chardata;			/* font data in expanded form */
};

static int do_fontx_ioctl(unsigned int fd, int cmd, struct consolefontdesc32 *user_cfd, struct file *file)
{
	struct consolefontdesc cfdarg;
	struct console_font_op op;
	int i, perm;

	perm = vt_check(file);
	if (perm < 0) return perm;
	
	if (copy_from_user(&cfdarg, user_cfd, sizeof(struct consolefontdesc32)))
		return -EFAULT;
	
	cfdarg.chardata = (unsigned char *)A(((struct consolefontdesc32 *)&cfdarg)->chardata);
 	
	switch (cmd) {
	case PIO_FONTX:
		if (!perm)
			return -EPERM;
		op.op = KD_FONT_OP_SET;
		op.flags = 0;
		op.width = 8;
		op.height = cfdarg.charheight;
		op.charcount = cfdarg.charcount;
		op.data = cfdarg.chardata;
		return con_font_op(fg_console, &op);
	case GIO_FONTX:
		if (!cfdarg.chardata)
			return 0;
		op.op = KD_FONT_OP_GET;
		op.flags = 0;
		op.width = 8;
		op.height = cfdarg.charheight;
		op.charcount = cfdarg.charcount;
		op.data = cfdarg.chardata;
		i = con_font_op(fg_console, &op);
		if (i)
			return i;
		cfdarg.charheight = op.height;
		cfdarg.charcount = op.charcount;
		((struct consolefontdesc32 *)&cfdarg)->chardata	= (unsigned long)cfdarg.chardata;
		if (copy_to_user(user_cfd, &cfdarg, sizeof(struct consolefontdesc32)))
			return -EFAULT;
		return 0;
	}
	return -EINVAL;
}

struct console_font_op32 {
	unsigned int op;        /* operation code KD_FONT_OP_* */
	unsigned int flags;     /* KD_FONT_FLAG_* */
	unsigned int width, height;     /* font size */
	unsigned int charcount;
	u32 data;    /* font data with height fixed to 32 */
};
                                        
static int do_kdfontop_ioctl(unsigned int fd, unsigned int cmd, struct console_font_op32 *fontop, struct file *file)
{
	struct console_font_op op;
	int perm = vt_check(file), i;
	struct vt_struct *vt;
	
	if (perm < 0) return perm;
	
	if (copy_from_user(&op, (void *) fontop, sizeof(struct console_font_op32)))
		return -EFAULT;
	if (!perm && op.op != KD_FONT_OP_GET)
		return -EPERM;
	op.data = (unsigned char *)A(((struct console_font_op32 *)&op)->data);
	op.flags |= KD_FONT_FLAG_OLD;
	vt = (struct vt_struct *)((struct tty_struct *)file->private_data)->driver_data;
	i = con_font_op(vt->vc_num, &op);
	if (i) return i;
	((struct console_font_op32 *)&op)->data = (unsigned long)op.data;
	if (copy_to_user((void *) fontop, &op, sizeof(struct console_font_op32)))
		return -EFAULT;
	return 0;
}

struct unimapdesc32 {
	unsigned short entry_ct;
	u32 entries;
};

static int do_unimap_ioctl(unsigned int fd, unsigned int cmd, struct unimapdesc32 *user_ud, struct file *file)
{
	struct unimapdesc32 tmp;
	int perm = vt_check(file);
	
	if (perm < 0) return perm;
	if (copy_from_user(&tmp, user_ud, sizeof tmp))
		return -EFAULT;
	switch (cmd) {
	case PIO_UNIMAP:
		if (!perm) return -EPERM;
		return con_set_unimap(fg_console, tmp.entry_ct, (struct unipair *)A(tmp.entries));
	case GIO_UNIMAP:
		return con_get_unimap(fg_console, tmp.entry_ct, &(user_ud->entry_ct), (struct unipair *)A(tmp.entries));
	}
	return 0;
}
#endif

#if 0
static int do_smb_getmountuid(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	mm_segment_t old_fs = get_fs();
	__kernel_uid_t kuid;
	int err;

	cmd = SMB_IOC_GETMOUNTUID;

	set_fs(KERNEL_DS);
	err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
	set_fs(old_fs);

	if (err >= 0)
		err = put_user(kuid, (__kernel_uid_t32 *)arg);

	return err;
}
#endif

struct atmif_sioc32 {
        int                number;
        int                length;
        __kernel_caddr_t32 arg;
};

struct atm_iobuf32 {
	int                length;
	__kernel_caddr_t32 buffer;
};

#define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct atmif_sioc32)
#define ATM_GETNAMES32    _IOW('a', ATMIOC_ITF+3, struct atm_iobuf32)
#define ATM_GETTYPE32     _IOW('a', ATMIOC_ITF+4, struct atmif_sioc32)
#define ATM_GETESI32	  _IOW('a', ATMIOC_ITF+5, struct atmif_sioc32)
#define ATM_GETADDR32	  _IOW('a', ATMIOC_ITF+6, struct atmif_sioc32)
#define ATM_RSTADDR32	  _IOW('a', ATMIOC_ITF+7, struct atmif_sioc32)
#define ATM_ADDADDR32	  _IOW('a', ATMIOC_ITF+8, struct atmif_sioc32)
#define ATM_DELADDR32	  _IOW('a', ATMIOC_ITF+9, struct atmif_sioc32)
#define ATM_GETCIRANGE32  _IOW('a', ATMIOC_ITF+10, struct atmif_sioc32)
#define ATM_SETCIRANGE32  _IOW('a', ATMIOC_ITF+11, struct atmif_sioc32)
#define ATM_SETESI32      _IOW('a', ATMIOC_ITF+12, struct atmif_sioc32)
#define ATM_SETESIF32     _IOW('a', ATMIOC_ITF+13, struct atmif_sioc32)
#define ATM_GETSTAT32     _IOW('a', ATMIOC_SARCOM+0, struct atmif_sioc32)
#define ATM_GETSTATZ32    _IOW('a', ATMIOC_SARCOM+1, struct atmif_sioc32)
#define ATM_GETLOOP32	  _IOW('a', ATMIOC_SARCOM+2, struct atmif_sioc32)
#define ATM_SETLOOP32	  _IOW('a', ATMIOC_SARCOM+3, struct atmif_sioc32)
#define ATM_QUERYLOOP32	  _IOW('a', ATMIOC_SARCOM+4, struct atmif_sioc32)

static struct {
        unsigned int cmd32;
        unsigned int cmd;
} atm_ioctl_map[] = {
        { ATM_GETLINKRATE32, ATM_GETLINKRATE },
	{ ATM_GETNAMES32,    ATM_GETNAMES },
        { ATM_GETTYPE32,     ATM_GETTYPE },
        { ATM_GETESI32,      ATM_GETESI },
        { ATM_GETADDR32,     ATM_GETADDR },
        { ATM_RSTADDR32,     ATM_RSTADDR },
        { ATM_ADDADDR32,     ATM_ADDADDR },
        { ATM_DELADDR32,     ATM_DELADDR },
        { ATM_GETCIRANGE32,  ATM_GETCIRANGE },
	{ ATM_SETCIRANGE32,  ATM_SETCIRANGE },
	{ ATM_SETESI32,      ATM_SETESI },
	{ ATM_SETESIF32,     ATM_SETESIF },
	{ ATM_GETSTAT32,     ATM_GETSTAT },
	{ ATM_GETSTATZ32,    ATM_GETSTATZ },
	{ ATM_GETLOOP32,     ATM_GETLOOP },
	{ ATM_SETLOOP32,     ATM_SETLOOP },
	{ ATM_QUERYLOOP32,   ATM_QUERYLOOP }
};

#define NR_ATM_IOCTL (sizeof(atm_ioctl_map)/sizeof(atm_ioctl_map[0]))


static int do_atm_iobuf(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct atm_iobuf32 iobuf32;
	struct atm_iobuf   iobuf = { 0, NULL };
	mm_segment_t old_fs;
	int err;

	err = copy_from_user(&iobuf32, (struct atm_iobuf32*)arg,
	    sizeof(struct atm_iobuf32));
	if (err)
		return -EFAULT;

	iobuf.length = iobuf32.length;

	if (iobuf32.buffer == (__kernel_caddr_t32) NULL || iobuf32.length == 0) {
		iobuf.buffer = (void*)(unsigned long)iobuf32.buffer;
	} else {
		iobuf.buffer = kmalloc(iobuf.length, GFP_KERNEL);
		if (iobuf.buffer == NULL) {
			err = -ENOMEM;
			goto out;
		}

		err = copy_from_user(iobuf.buffer, A(iobuf32.buffer), iobuf.length);
		if (err) {
			err = -EFAULT;
			goto out;
		}
	}

	old_fs = get_fs(); set_fs (KERNEL_DS);
	err = sys_ioctl (fd, cmd, (unsigned long)&iobuf);      
	set_fs (old_fs);
        if(err)
		goto out;

        if(iobuf.buffer && iobuf.length > 0) {
		err = copy_to_user(A(iobuf32.buffer), iobuf.buffer, iobuf.length);
		if (err) {
			err = -EFAULT;
			goto out;
		}
	}
	err = __put_user(iobuf.length, &(((struct atm_iobuf32*)arg)->length));

 out:
        if(iobuf32.buffer && iobuf32.length > 0)
		kfree(iobuf.buffer);

	return err;
}


static int do_atmif_sioc(unsigned int fd, unsigned int cmd, unsigned long arg)
{
        struct atmif_sioc32 sioc32;
        struct atmif_sioc   sioc = { 0, 0, NULL };
        mm_segment_t old_fs;
        int err;
        
        err = copy_from_user(&sioc32, (struct atmif_sioc32*)arg,
			     sizeof(struct atmif_sioc32));
        if (err)
                return -EFAULT;

        sioc.number = sioc32.number;
        sioc.length = sioc32.length;
        
	if (sioc32.arg == (__kernel_caddr_t32) NULL || sioc32.length == 0) {
		sioc.arg = (void*)(unsigned long)sioc32.arg;
        } else {
                sioc.arg = kmalloc(sioc.length, GFP_KERNEL);
                if (sioc.arg == NULL) {
                        err = -ENOMEM;
			goto out;
		}
                
                err = copy_from_user(sioc.arg, A(sioc32.arg), sioc32.length);
                if (err) {
                        err = -EFAULT;
                        goto out;
                }
        }
        
        old_fs = get_fs(); set_fs (KERNEL_DS);
        err = sys_ioctl (fd, cmd, (unsigned long)&sioc);	
        set_fs (old_fs);
        if(err) {
                goto out;
	}
        
        if(sioc.arg && sioc.length > 0) {
                err = copy_to_user(A(sioc32.arg), sioc.arg, sioc.length);
                if (err) {
                        err = -EFAULT;
                        goto out;
                }
        }
        err = __put_user(sioc.length, &(((struct atmif_sioc32*)arg)->length));
        
 out:
        if(sioc32.arg && sioc32.length > 0)
		kfree(sioc.arg);
        
	return err;
}


static int do_atm_ioctl(unsigned int fd, unsigned int cmd32, unsigned long arg)
{
        int i;
        unsigned int cmd = 0;
        
	switch (cmd32) {
	case SONET_GETSTAT:
	case SONET_GETSTATZ:
	case SONET_GETDIAG:
	case SONET_SETDIAG:
	case SONET_CLRDIAG:
	case SONET_SETFRAMING:
	case SONET_GETFRAMING:
	case SONET_GETFRSENSE:
		return do_atmif_sioc(fd, cmd32, arg);
	}

		for (i = 0; i < NR_ATM_IOCTL; i++) {
			if (cmd32 == atm_ioctl_map[i].cmd32) {
				cmd = atm_ioctl_map[i].cmd;
				break;
			}
		}
	        if (i == NR_ATM_IOCTL) {
	        return -EINVAL;
	        }
        
        switch (cmd) {
	case ATM_GETNAMES:
		return do_atm_iobuf(fd, cmd, arg);
	    
	case ATM_GETLINKRATE:
        case ATM_GETTYPE:
        case ATM_GETESI:
        case ATM_GETADDR:
        case ATM_RSTADDR:
        case ATM_ADDADDR:
        case ATM_DELADDR:
        case ATM_GETCIRANGE:
	case ATM_SETCIRANGE:
	case ATM_SETESI:
	case ATM_SETESIF:
	case ATM_GETSTAT:
	case ATM_GETSTATZ:
	case ATM_GETLOOP:
	case ATM_SETLOOP:
	case ATM_QUERYLOOP:
                return do_atmif_sioc(fd, cmd, arg);
        }

        return -EINVAL;
}

#if defined(CONFIG_BLK_DEV_LVM) || defined(CONFIG_BLK_DEV_LVM_MODULE)
/* Ugh, LVM. Pitty it was not cleaned up before accepted :((. */
typedef struct {
	uint8_t vg_name[NAME_LEN];
	uint32_t vg_number;
	uint32_t vg_access;
	uint32_t vg_status;
	uint32_t lv_max;
	uint32_t lv_cur;
	uint32_t lv_open;
	uint32_t pv_max;
	uint32_t pv_cur;
	uint32_t pv_act;
	uint32_t dummy;
	uint32_t vgda;
	uint32_t pe_size;
	uint32_t pe_total;
	uint32_t pe_allocated;
	uint32_t pvg_total;
	u32 proc;
	u32 pv[ABS_MAX_PV + 1];
	u32 lv[ABS_MAX_LV + 1];
} vg32_t;

typedef struct {
	uint8_t id[2];
	uint16_t version;
	lvm_disk_data_t pv_on_disk;
	lvm_disk_data_t vg_on_disk;
	lvm_disk_data_t pv_namelist_on_disk;
	lvm_disk_data_t lv_on_disk;
	lvm_disk_data_t pe_on_disk;
	uint8_t pv_name[NAME_LEN];
	uint8_t vg_name[NAME_LEN];
	uint8_t system_id[NAME_LEN];
	kdev_t pv_dev;
	uint32_t pv_number;
	uint32_t pv_status;
	uint32_t pv_allocatable;
	uint32_t pv_size;
	uint32_t lv_cur;
	uint32_t pe_size;
	uint32_t pe_total;
	uint32_t pe_allocated;
	uint32_t pe_stale;
	u32 pe;
	u32 inode;
} pv32_t;

typedef struct {
	char lv_name[NAME_LEN];
	u32 lv;
} lv_req32_t;

typedef struct {
	u32 lv_index;
	u32 lv;
} lv_status_byindex_req32_t;

typedef struct {
	uint8_t lv_name[NAME_LEN];
	kdev_t old_dev;
	kdev_t new_dev;
	u32 old_pe;
	u32 new_pe;
} le_remap_req32_t;

typedef struct {
	char pv_name[NAME_LEN];
	u32 pv;
} pv_status_req32_t;

typedef struct {
	uint8_t lv_name[NAME_LEN];
	uint8_t vg_name[NAME_LEN];
	uint32_t lv_access;
	uint32_t lv_status;
	uint32_t lv_open;
	kdev_t lv_dev;
	uint32_t lv_number;
	uint32_t lv_mirror_copies;
	uint32_t lv_recovery;
	uint32_t lv_schedule;
	uint32_t lv_size;
	u32 lv_current_pe;
	uint32_t lv_current_le;
	uint32_t lv_allocated_le;
	uint32_t lv_stripes;
	uint32_t lv_stripesize;
	uint32_t lv_badblock;
	uint32_t lv_allocation;
	uint32_t lv_io_timeout;
	uint32_t lv_read_ahead;
	/* delta to version 1 starts here */
	u32 lv_snapshot_org;
	u32 lv_snapshot_prev;
	u32 lv_snapshot_next;
	u32 lv_block_exception;
	uint32_t lv_remap_ptr;
	uint32_t lv_remap_end;
	uint32_t lv_chunk_size;
	uint32_t lv_snapshot_minor;
	char dummy[200];
} lv32_t;

typedef struct {
	u32 hash[2];
	u32 rsector_org;
	kdev_t rdev_org;
	u32 rsector_new;
	kdev_t rdev_new;
} lv_block_exception32_t;

static void put_lv_t(lv_t *l)
{
	if (l->lv_current_pe) vfree(l->lv_current_pe);
	if (l->lv_block_exception) vfree(l->lv_block_exception);
	kfree(l);
}

static lv_t *get_lv_t(u32 p, int *errp)
{
	int err, i;
	u32 ptr1, ptr2;
	size_t size;
	lv_block_exception32_t *lbe32;
	lv_block_exception_t *lbe;
	lv32_t *ul = (lv32_t *)A(p);
	lv_t *l = (lv_t *)kmalloc(sizeof(lv_t), GFP_KERNEL);
	if (!l) {
		*errp = -ENOMEM;
		return NULL;
	}
	memset(l, 0, sizeof(lv_t));
	err = copy_from_user(l, ul, (long)&((lv32_t *)0)->lv_current_pe);
	err |= __copy_from_user(&l->lv_current_le, &ul->lv_current_le,
				((long)&ul->lv_snapshot_org) - ((long)&ul->lv_current_le));
	err |= __copy_from_user(&l->lv_remap_ptr, &ul->lv_remap_ptr,
				((long)&ul->dummy[0]) - ((long)&ul->lv_remap_ptr));
	err |= __get_user(ptr1, &ul->lv_current_pe);
	err |= __get_user(ptr2, &ul->lv_block_exception);
	if (err) {
		kfree(l);
		*errp = -EFAULT;
		return NULL;
	}
	if (ptr1) {
		size = l->lv_allocated_le * sizeof(pe_t);
		l->lv_current_pe = vmalloc(size);
		if (l->lv_current_pe)
			err = copy_from_user(l->lv_current_pe, (void *)A(ptr1), size);
	}
	if (!err && ptr2) {
		size = l->lv_remap_end * sizeof(lv_block_exception_t);
		l->lv_block_exception = lbe = vmalloc(size);
		if (l->lv_block_exception) {
			lbe32 = (lv_block_exception32_t *)A(ptr2);
			memset(lbe, 0, size);
			for (i = 0; i < l->lv_remap_end; i++, lbe++, lbe32++) {
				err |= get_user(lbe->rsector_org, &lbe32->rsector_org);
				err |= __get_user(lbe->rdev_org, &lbe32->rdev_org);
				err |= __get_user(lbe->rsector_new, &lbe32->rsector_new);
				err |= __get_user(lbe->rdev_new, &lbe32->rdev_new);
			}
		}
	}
	if (err || (ptr1 && !l->lv_current_pe) || (ptr2 && !l->lv_block_exception)) {
		if (!err)
			*errp = -ENOMEM;
		else
			*errp = -EFAULT;
		put_lv_t(l);
		return NULL;
	}
	return l;
}

static int copy_lv_t(u32 ptr, lv_t *l)
{
	int err;
	lv32_t *ul = (lv32_t *)A(ptr);
	u32 ptr1;
	size_t size;

	err = get_user(ptr1, &ul->lv_current_pe);
	if (err)
		return -EFAULT;
	err = copy_to_user(ul, l, (long)&((lv32_t *)0)->lv_current_pe);
	err |= __copy_to_user(&ul->lv_current_le, &l->lv_current_le,
				((long)&ul->lv_snapshot_org) - ((long)&ul->lv_current_le));
	err |= __copy_to_user(&ul->lv_remap_ptr, &l->lv_remap_ptr,
				((long)&ul->dummy[0]) - ((long)&ul->lv_remap_ptr));
	size = l->lv_allocated_le * sizeof(pe_t);
	err |= __copy_to_user((void *)A(ptr1), l->lv_current_pe, size);
	return -EFAULT;
}

static int do_lvm_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	vg_t *v;
	union {
		lv_req_t lv_req;
		le_remap_req_t le_remap;
		lv_status_byindex_req_t lv_byindex;
		pv_status_req32_t pv_status;
	} u;
	pv_t p;
	int err;
	u32 ptr = 0;
	int i;
	mm_segment_t old_fs;
	void *karg = &u;

	switch (cmd) {
	case VG_STATUS:
		v = kmalloc(sizeof(vg_t), GFP_KERNEL);
		if (!v) return -ENOMEM;
		karg = v;
		break;
	case VG_CREATE:
		v = kmalloc(sizeof(vg_t), GFP_KERNEL);
		if (!v) return -ENOMEM;
		if (copy_from_user(v, (void *)arg, (long)&((vg32_t *)0)->proc) ||
		    __get_user(v->proc, &((vg32_t *)arg)->proc)) {
			kfree(v);
			return -EFAULT;
		}
		karg = v;
		memset(v->pv, 0, sizeof(v->pv) + sizeof(v->lv));
		if (v->pv_max > ABS_MAX_PV || v->lv_max == ABS_MAX_LV) return -EPERM;
		for (i = 0; i < v->pv_max; i++) {
			err = __get_user(ptr, &((vg32_t *)arg)->pv[i]);
			if (err) break;
			if (ptr) {
				v->pv[i] = kmalloc(sizeof(pv_t), GFP_KERNEL);
				if (!v->pv[i]) {
					err = -ENOMEM;
					break;
				}
				err = copy_from_user(v->pv[i], (void *)A(ptr), sizeof(pv32_t) - 8);
				if (err) {
					err = -EFAULT;
					break;
				}
				v->pv[i]->pe = NULL; v->pv[i]->inode = NULL;
			}
		}
		if (!err) {
			for (i = 0; i < v->lv_max; i++) {
				err = __get_user(ptr, &((vg32_t *)arg)->lv[i]);
				if (err) break;
				if (ptr) {
					v->lv[i] = get_lv_t(ptr, &err);
					if (err) break;
				}
			}
		}
		break;
	case LV_CREATE:
	case LV_EXTEND:
	case LV_REDUCE:
	case LV_REMOVE:
	case LV_STATUS_BYNAME:
		err = copy_from_user(&u.pv_status, arg, sizeof(u.pv_status.pv_name));
		if (err) return -EFAULT;
		if (cmd != LV_REMOVE) {
			err = __get_user(ptr, &((lv_req32_t *)arg)->lv);
			if (err) return err;
			u.lv_req.lv = get_lv_t(ptr, &err);
		} else
			u.lv_req.lv = NULL;
		break;
	case LV_STATUS_BYINDEX:
		err = get_user(u.lv_byindex.lv_index, &((lv_status_byindex_req32_t *)arg)->lv_index);
		err |= __get_user(ptr, &((lv_status_byindex_req32_t *)arg)->lv);
		if (err) return err;
		u.lv_byindex.lv = get_lv_t(ptr, &err);
		break;
	case VG_EXTEND:
		err = copy_from_user(&p, (void *)arg, sizeof(pv32_t) - 8);
		if (err) return -EFAULT;
		p.pe = NULL; p.inode = NULL;
		karg = &p;
		break;
	case LE_REMAP:
		err = copy_from_user(&u.le_remap, (void *)arg, sizeof(le_remap_req32_t));
		if (err) return -EFAULT;
		u.le_remap.new_pe = ((le_remap_req32_t *)&u.le_remap)->new_pe;
		u.le_remap.old_pe = ((le_remap_req32_t *)&u.le_remap)->old_pe;
		break;
	case PV_CHANGE:
	case PV_STATUS:
		err = copy_from_user(&u.pv_status, arg, sizeof(u.lv_req.lv_name));
		if (err) return -EFAULT;
		err = __get_user(ptr, &((pv_status_req32_t *)arg)->pv);
		if (err) return err;
		u.pv_status.pv = &p;
		if (cmd == PV_CHANGE) {
			err = copy_from_user(&p, (void *)A(ptr), sizeof(pv32_t) - 8);
			if (err) return -EFAULT;
			p.pe = NULL; p.inode = NULL;
		}
		break;
	}
        old_fs = get_fs(); set_fs (KERNEL_DS);
        err = sys_ioctl (fd, cmd, (unsigned long)karg);
        set_fs (old_fs);
	switch (cmd) {
	case VG_STATUS:
		if (!err) {
			if (copy_to_user((void *)arg, v, (long)&((vg32_t *)0)->proc) ||
			    clear_user(&((vg32_t *)arg)->proc, sizeof(vg32_t) - (long)&((vg32_t *)0)->proc))
				err = -EFAULT;
		}
		kfree(v);
		break;
	case VG_CREATE:
		for (i = 0; i < v->pv_max; i++)
			if (v->pv[i]) kfree(v->pv[i]);
		for (i = 0; i < v->lv_max; i++)
			if (v->lv[i]) put_lv_t(v->lv[i]);
		kfree(v);
		break;
	case LV_STATUS_BYNAME:
		if (!err && u.lv_req.lv) err = copy_lv_t(ptr, u.lv_req.lv);
		/* Fall through */
        case LV_CREATE:
	case LV_EXTEND:
	case LV_REDUCE:
		if (u.lv_req.lv) put_lv_t(u.lv_req.lv);
		break;
	case LV_STATUS_BYINDEX:
		if (u.lv_byindex.lv) {
			if (!err) err = copy_lv_t(ptr, u.lv_byindex.lv);
			put_lv_t(u.lv_byindex.lv);
		}
	case PV_STATUS:
		if (!err) {
			err = copy_to_user((void *)A(ptr), &p, sizeof(pv32_t) - 8);
			if (err) return -EFAULT;		
		}
		break;
	}
	return err;
}
#endif

#ifdef CONFIG_GENRTC
#endif

#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
/* This really belongs in include/linux/drm.h -DaveM */
#include "../../../drivers/char/drm/drm.h"

typedef struct drm32_version {
	int    version_major;	  /* Major version			    */
	int    version_minor;	  /* Minor version			    */
	int    version_patchlevel;/* Patch level			    */
	int    name_len;	  /* Length of name buffer		    */
	u32    name;		  /* Name of driver			    */
	int    date_len;	  /* Length of date buffer		    */
	u32    date;		  /* User-space buffer to hold date	    */
	int    desc_len;	  /* Length of desc buffer		    */
	u32    desc;		  /* User-space buffer to hold desc	    */
} drm32_version_t;
#define DRM32_IOCTL_VERSION    DRM_IOWR(0x00, drm32_version_t)

static int drm32_version(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_version_t *uversion = (drm32_version_t *)arg;
	char *name_ptr, *date_ptr, *desc_ptr;
	u32 tmp1, tmp2, tmp3;
	drm_version_t kversion;
	mm_segment_t old_fs;
	int ret;

	memset(&kversion, 0, sizeof(kversion));
	if (get_user(kversion.name_len, &uversion->name_len) ||
	    get_user(kversion.date_len, &uversion->date_len) ||
	    get_user(kversion.desc_len, &uversion->desc_len) ||
	    get_user(tmp1, &uversion->name) ||
	    get_user(tmp2, &uversion->date) ||
	    get_user(tmp3, &uversion->desc))
		return -EFAULT;

	name_ptr = (char *) A(tmp1);
	date_ptr = (char *) A(tmp2);
	desc_ptr = (char *) A(tmp3);

	ret = -ENOMEM;
	if (kversion.name_len && name_ptr) {
		kversion.name = kmalloc(kversion.name_len, GFP_KERNEL);
		if (!kversion.name)
			goto out;
	}
	if (kversion.date_len && date_ptr) {
		kversion.date = kmalloc(kversion.date_len, GFP_KERNEL);
		if (!kversion.date)
			goto out;
	}
	if (kversion.desc_len && desc_ptr) {
		kversion.desc = kmalloc(kversion.desc_len, GFP_KERNEL);
		if (!kversion.desc)
			goto out;
	}

        old_fs = get_fs();
	set_fs(KERNEL_DS);
        ret = sys_ioctl (fd, DRM_IOCTL_VERSION, (unsigned long)&kversion);
        set_fs(old_fs);

	if (!ret) {
		if ((kversion.name &&
		     copy_to_user(name_ptr, kversion.name, kversion.name_len)) ||
		    (kversion.date &&
		     copy_to_user(date_ptr, kversion.date, kversion.date_len)) ||
		    (kversion.desc &&
		     copy_to_user(desc_ptr, kversion.desc, kversion.desc_len)))
			ret = -EFAULT;
		if (put_user(kversion.version_major, &uversion->version_major) ||
		    put_user(kversion.version_minor, &uversion->version_minor) ||
		    put_user(kversion.version_patchlevel, &uversion->version_patchlevel) ||
		    put_user(kversion.name_len, &uversion->name_len) ||
		    put_user(kversion.date_len, &uversion->date_len) ||
		    put_user(kversion.desc_len, &uversion->desc_len))
			ret = -EFAULT;
	}

out:
	if (kversion.name)
		kfree(kversion.name);
	if (kversion.date)
		kfree(kversion.date);
	if (kversion.desc)
		kfree(kversion.desc);
	return ret;
}

typedef struct drm32_unique {
	int	unique_len;	  /* Length of unique			    */
	u32	unique;		  /* Unique name for driver instantiation   */
} drm32_unique_t;
#define DRM32_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm32_unique_t)
#define DRM32_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm32_unique_t)

static int drm32_getsetunique(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_unique_t *uarg = (drm32_unique_t *)arg;
	drm_unique_t karg;
	mm_segment_t old_fs;
	char *uptr;
	u32 tmp;
	int ret;

	if (get_user(karg.unique_len, &uarg->unique_len))
		return -EFAULT;
	karg.unique = NULL;

	if (get_user(tmp, &uarg->unique))
		return -EFAULT;

	uptr = (char *) A(tmp);

	if (uptr) {
		karg.unique = kmalloc(karg.unique_len, GFP_KERNEL);
		if (!karg.unique)
			return -ENOMEM;
		if (cmd == DRM32_IOCTL_SET_UNIQUE &&
		    copy_from_user(karg.unique, uptr, karg.unique_len)) {
			kfree(karg.unique);
			return -EFAULT;
		}
	}

	old_fs = get_fs();
	set_fs(KERNEL_DS);
	if (cmd == DRM32_IOCTL_GET_UNIQUE)
		ret = sys_ioctl (fd, DRM_IOCTL_GET_UNIQUE, (unsigned long)&karg);
	else
		ret = sys_ioctl (fd, DRM_IOCTL_SET_UNIQUE, (unsigned long)&karg);
        set_fs(old_fs);

	if (!ret) {
		if (cmd == DRM32_IOCTL_GET_UNIQUE &&
		    uptr != NULL &&
		    copy_to_user(uptr, karg.unique, karg.unique_len))
			ret = -EFAULT;
		if (put_user(karg.unique_len, &uarg->unique_len))
			ret = -EFAULT;
	}

	if (karg.unique != NULL)
		kfree(karg.unique);

	return ret;
}

typedef struct drm32_map {
	u32		offset;	 /* Requested physical address (0 for SAREA)*/
	u32		size;	 /* Requested physical size (bytes)	    */
	drm_map_type_t	type;	 /* Type of memory to map		    */
	drm_map_flags_t flags;	 /* Flags				    */
	u32		handle;  /* User-space: "Handle" to pass to mmap    */
				 /* Kernel-space: kernel-virtual address    */
	int		mtrr;	 /* MTRR slot used			    */
				 /* Private data			    */
} drm32_map_t;
#define DRM32_IOCTL_ADD_MAP    DRM_IOWR(0x15, drm32_map_t)

static int drm32_addmap(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_map_t *uarg = (drm32_map_t *) arg;
	drm_map_t karg;
	mm_segment_t old_fs;
	u32 tmp;
	int ret;

	ret  = get_user(karg.offset, &uarg->offset);
	ret |= get_user(karg.size, &uarg->size);
	ret |= get_user(karg.type, &uarg->type);
	ret |= get_user(karg.flags, &uarg->flags);
	ret |= get_user(tmp, &uarg->handle);
	ret |= get_user(karg.mtrr, &uarg->mtrr);
	if (ret)
		return -EFAULT;

	karg.handle = (void *) A(tmp);

	old_fs = get_fs();
	set_fs(KERNEL_DS);
	ret = sys_ioctl(fd, DRM_IOCTL_ADD_MAP, (unsigned long) &karg);
	set_fs(old_fs);

	if (!ret) {
		ret  = put_user(karg.offset, &uarg->offset);
		ret |= put_user(karg.size, &uarg->size);
		ret |= put_user(karg.type, &uarg->type);
		ret |= put_user(karg.flags, &uarg->flags);
		tmp = (u32) (long)karg.handle;
		ret |= put_user(tmp, &uarg->handle);
		ret |= put_user(karg.mtrr, &uarg->mtrr);
		if (ret)
			ret = -EFAULT;
	}

	return ret;
}

typedef struct drm32_buf_info {
	int	       count;	/* Entries in list			     */
	u32	       list;    /* (drm_buf_desc_t *) */ 
} drm32_buf_info_t;
#define DRM32_IOCTL_INFO_BUFS  DRM_IOWR(0x18, drm32_buf_info_t)

static int drm32_info_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_buf_info_t *uarg = (drm32_buf_info_t *)arg;
	drm_buf_desc_t *ulist;
	drm_buf_info_t karg;
	mm_segment_t old_fs;
	int orig_count, ret;
	u32 tmp;

	if (get_user(karg.count, &uarg->count) ||
	    get_user(tmp, &uarg->list))
		return -EFAULT;

	ulist = (drm_buf_desc_t *) A(tmp);

	orig_count = karg.count;

	karg.list = kmalloc(karg.count * sizeof(drm_buf_desc_t), GFP_KERNEL);
	if (!karg.list)
		return -EFAULT;

	old_fs = get_fs();
	set_fs(KERNEL_DS);
	ret = sys_ioctl(fd, DRM_IOCTL_INFO_BUFS, (unsigned long) &karg);
	set_fs(old_fs);

	if (!ret) {
		if (karg.count <= orig_count &&
		    (copy_to_user(ulist, karg.list,
				  karg.count * sizeof(drm_buf_desc_t))))
			ret = -EFAULT;
		if (put_user(karg.count, &uarg->count))
			ret = -EFAULT;
	}

	kfree(karg.list);

	return ret;
}

typedef struct drm32_buf_free {
	int	       count;
	u32	       list;	/* (int *) */
} drm32_buf_free_t;
#define DRM32_IOCTL_FREE_BUFS  DRM_IOW( 0x1a, drm32_buf_free_t)

static int drm32_free_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_buf_free_t *uarg = (drm32_buf_free_t *)arg;
	drm_buf_free_t karg;
	mm_segment_t old_fs;
	int *ulist;
	int ret;
	u32 tmp;

	if (get_user(karg.count, &uarg->count) ||
	    get_user(tmp, &uarg->list))
		return -EFAULT;

	ulist = (int *) A(tmp);

	karg.list = kmalloc(karg.count * sizeof(int), GFP_KERNEL);
	if (!karg.list)
		return -ENOMEM;

	ret = -EFAULT;
	if (copy_from_user(karg.list, ulist, (karg.count * sizeof(int))))
		goto out;

	old_fs = get_fs();
	set_fs(KERNEL_DS);
	ret = sys_ioctl(fd, DRM_IOCTL_FREE_BUFS, (unsigned long) &karg);
	set_fs(old_fs);

out:
	kfree(karg.list);

	return ret;
}

typedef struct drm32_buf_pub {
	int		  idx;	       /* Index into master buflist	     */
	int		  total;       /* Buffer size			     */
	int		  used;	       /* Amount of buffer in use (for DMA)  */
	u32		  address;     /* Address of buffer (void *)	     */
} drm32_buf_pub_t;

typedef struct drm32_buf_map {
	int	      count;	/* Length of buflist			    */
	u32	      virtual;	/* Mmaped area in user-virtual (void *)	    */
	u32 	      list;	/* Buffer information (drm_buf_pub_t *)	    */
} drm32_buf_map_t;
#define DRM32_IOCTL_MAP_BUFS   DRM_IOWR(0x19, drm32_buf_map_t)

static int drm32_map_bufs(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_buf_map_t *uarg = (drm32_buf_map_t *)arg;
	drm32_buf_pub_t *ulist;
	drm_buf_map_t karg;
	mm_segment_t old_fs;
	int orig_count, ret, i;
	u32 tmp1, tmp2;

	if (get_user(karg.count, &uarg->count) ||
	    get_user(tmp1, &uarg->virtual) ||
	    get_user(tmp2, &uarg->list))
		return -EFAULT;

	karg.virtual = (void *) A(tmp1);
	ulist = (drm32_buf_pub_t *) A(tmp2);

	orig_count = karg.count;

	karg.list = kmalloc(karg.count * sizeof(drm_buf_pub_t), GFP_KERNEL);
	if (!karg.list)
		return -ENOMEM;

	ret = -EFAULT;
	for (i = 0; i < karg.count; i++) {
		if (get_user(karg.list[i].idx, &ulist[i].idx) ||
		    get_user(karg.list[i].total, &ulist[i].total) ||
		    get_user(karg.list[i].used, &ulist[i].used) ||
		    get_user(tmp1, &ulist[i].address))
			goto out;

		karg.list[i].address = (void *) A(tmp1);
	}

	old_fs = get_fs();
	set_fs(KERNEL_DS);
	ret = sys_ioctl(fd, DRM_IOCTL_MAP_BUFS, (unsigned long) &karg);
	set_fs(old_fs);

	if (!ret) {
		for (i = 0; i < orig_count; i++) {
			tmp1 = (u32) (long) karg.list[i].address;
			if (put_user(karg.list[i].idx, &ulist[i].idx) ||
			    put_user(karg.list[i].total, &ulist[i].total) ||
			    put_user(karg.list[i].used, &ulist[i].used) ||
			    put_user(tmp1, &ulist[i].address)) {
				ret = -EFAULT;
				goto out;
			}
		}
		if (put_user(karg.count, &uarg->count))
			ret = -EFAULT;
	}

out:
	kfree(karg.list);
	return ret;
}

typedef struct drm32_dma {
				/* Indices here refer to the offset into
				   buflist in drm_buf_get_t.  */
	int		context;	  /* Context handle		    */
	int		send_count;	  /* Number of buffers to send	    */
	u32		send_indices;	  /* List of handles to buffers (int *) */
	u32		send_sizes;	  /* Lengths of data to send (int *) */
	drm_dma_flags_t flags;		  /* Flags			    */
	int		request_count;	  /* Number of buffers requested    */
	int		request_size;	  /* Desired size for buffers	    */
	u32		request_indices;  /* Buffer information (int *)	    */
	u32		request_sizes;    /* (int *) */
	int		granted_count;	  /* Number of buffers granted	    */
} drm32_dma_t;
#define DRM32_IOCTL_DMA	     DRM_IOWR(0x29, drm32_dma_t)

/* RED PEN	The DRM layer blindly dereferences the send/request
 * 		indice/size arrays even though they are userland
 * 		pointers.  -DaveM
 */
static int drm32_dma(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_dma_t *uarg = (drm32_dma_t *) arg;
	int *u_si, *u_ss, *u_ri, *u_rs;
	drm_dma_t karg;
	mm_segment_t old_fs;
	int ret;
	u32 tmp1, tmp2, tmp3, tmp4;

	karg.send_indices = karg.send_sizes = NULL;
	karg.request_indices = karg.request_sizes = NULL;

	if (get_user(karg.context, &uarg->context) ||
	    get_user(karg.send_count, &uarg->send_count) ||
	    get_user(tmp1, &uarg->send_indices) ||
	    get_user(tmp2, &uarg->send_sizes) ||
	    get_user(karg.flags, &uarg->flags) ||
	    get_user(karg.request_count, &uarg->request_count) ||
	    get_user(karg.request_size, &uarg->request_size) ||
	    get_user(tmp3, &uarg->request_indices) ||
	    get_user(tmp4, &uarg->request_sizes) ||
	    get_user(karg.granted_count, &uarg->granted_count))
		return -EFAULT;

	u_si = (int *) A(tmp1);
	u_ss = (int *) A(tmp2);
	u_ri = (int *) A(tmp3);
	u_rs = (int *) A(tmp4);

	if (karg.send_count) {
		karg.send_indices = kmalloc(karg.send_count * sizeof(int), GFP_KERNEL);
		karg.send_sizes = kmalloc(karg.send_count * sizeof(int), GFP_KERNEL);

		ret = -ENOMEM;
		if (!karg.send_indices || !karg.send_sizes)
			goto out;

		ret = -EFAULT;
		if (copy_from_user(karg.send_indices, u_si,
				   (karg.send_count * sizeof(int))) ||
		    copy_from_user(karg.send_sizes, u_ss,
				   (karg.send_count * sizeof(int))))
			goto out;
	}

	if (karg.request_count) {
		karg.request_indices = kmalloc(karg.request_count * sizeof(int), GFP_KERNEL);
		karg.request_sizes = kmalloc(karg.request_count * sizeof(int), GFP_KERNEL);

		ret = -ENOMEM;
		if (!karg.request_indices || !karg.request_sizes)
			goto out;

		ret = -EFAULT;
		if (copy_from_user(karg.request_indices, u_ri,
				   (karg.request_count * sizeof(int))) ||
		    copy_from_user(karg.request_sizes, u_rs,
				   (karg.request_count * sizeof(int))))
			goto out;
	}

	old_fs = get_fs();
	set_fs(KERNEL_DS);
	ret = sys_ioctl(fd, DRM_IOCTL_DMA, (unsigned long) &karg);
	set_fs(old_fs);

	if (!ret) {
		if (put_user(karg.context, &uarg->context) ||
		    put_user(karg.send_count, &uarg->send_count) ||
		    put_user(karg.flags, &uarg->flags) ||
		    put_user(karg.request_count, &uarg->request_count) ||
		    put_user(karg.request_size, &uarg->request_size) ||
		    put_user(karg.granted_count, &uarg->granted_count))
			ret = -EFAULT;

		if (karg.send_count) {
			if (copy_to_user(u_si, karg.send_indices,
					 (karg.send_count * sizeof(int))) ||
			    copy_to_user(u_ss, karg.send_sizes,
					 (karg.send_count * sizeof(int))))
				ret = -EFAULT;
		}
		if (karg.request_count) {
			if (copy_to_user(u_ri, karg.request_indices,
					 (karg.request_count * sizeof(int))) ||
			    copy_to_user(u_rs, karg.request_sizes,
					 (karg.request_count * sizeof(int))))
				ret = -EFAULT;
		}
	}

out:
	if (karg.send_indices)
		kfree(karg.send_indices);
	if (karg.send_sizes)
		kfree(karg.send_sizes);
	if (karg.request_indices)
		kfree(karg.request_indices);
	if (karg.request_sizes)
		kfree(karg.request_sizes);

	return ret;
}

typedef struct drm32_ctx_res {
	int		count;
	u32		contexts; /* (drm_ctx_t *) */
} drm32_ctx_res_t;
#define DRM32_IOCTL_RES_CTX    DRM_IOWR(0x26, drm32_ctx_res_t)

static int drm32_res_ctx(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	drm32_ctx_res_t *uarg = (drm32_ctx_res_t *) arg;
	drm_ctx_t *ulist;
	drm_ctx_res_t karg;
	mm_segment_t old_fs;
	int orig_count, ret;
	u32 tmp;

	karg.contexts = NULL;
	if (get_user(karg.count, &uarg->count) ||
	    get_user(tmp, &uarg->contexts))
		return -EFAULT;

	ulist = (drm_ctx_t *) A(tmp);

	orig_count = karg.count;
	if (karg.count && ulist) {
		karg.contexts = kmalloc((karg.count * sizeof(drm_ctx_t)), GFP_KERNEL);
		if (!karg.contexts)
			return -ENOMEM;
		if (copy_from_user(karg.contexts, ulist,
				   (karg.count * sizeof(drm_ctx_t)))) {
			kfree(karg.contexts);
			return -EFAULT;
		}
	}

	old_fs = get_fs();
	set_fs(KERNEL_DS);
	ret = sys_ioctl(fd, DRM_IOCTL_RES_CTX, (unsigned long) &karg);
	set_fs(old_fs);

	if (!ret) {
		if (orig_count) {
			if (copy_to_user(ulist, karg.contexts,
					 (orig_count * sizeof(drm_ctx_t))))
				ret = -EFAULT;
		}
		if (put_user(karg.count, &uarg->count))
			ret = -EFAULT;
	}

	if (karg.contexts)
		kfree(karg.contexts);

	return ret;
}

#endif

static int ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	return -EINVAL;
}

static int broken_blkgetsize(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	/* The mkswap binary hard codes it to Intel value :-((( */
	return w_long(fd, BLKGETSIZE, arg);
}

struct blkpg_ioctl_arg32 {
	int op;
	int flags;
	int datalen;
	u32 data;
};
                                
static int blkpg_ioctl_trans(unsigned int fd, unsigned int cmd, struct blkpg_ioctl_arg32 *arg)
{
	struct blkpg_ioctl_arg a;
	struct blkpg_partition p;
	int err;
	mm_segment_t old_fs = get_fs();
	
	err = get_user(a.op, &arg->op);
	err |= __get_user(a.flags, &arg->flags);
	err |= __get_user(a.datalen, &arg->datalen);
	err |= __get_user((long)a.data, &arg->data);
	if (err) return err;
	switch (a.op) {
	case BLKPG_ADD_PARTITION:
	case BLKPG_DEL_PARTITION:
		if (a.datalen < sizeof(struct blkpg_partition))
			return -EINVAL;
                if (copy_from_user(&p, a.data, sizeof(struct blkpg_partition)))
			return -EFAULT;
		a.data = &p;
		set_fs (KERNEL_DS);
		err = sys_ioctl(fd, cmd, (unsigned long)&a);
		set_fs (old_fs);
	default:
		return -EINVAL;
	}                                        
	return err;
}

static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
}


struct serial_struct32 {
	int	type;
	int	line;
	unsigned int	port;
	int	irq;
	int	flags;
	int	xmit_fifo_size;
	int	custom_divisor;
	int	baud_base;
	unsigned short	close_delay;
	char	io_type;
	char	reserved_char[1];
	int	hub6;
	unsigned short	closing_wait; /* time to wait before closing */
	unsigned short	closing_wait2; /* no longer used... */
	unsigned int	iomem_base;	/* char * really */
	unsigned short	iomem_reg_shift;
	unsigned int	port_high;
	int	reserved[1];
};

static int do_tiocgserial(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct serial_struct ss;
	int ret;
	struct serial_struct32 * uptr = (struct serial_struct32 *)arg;
	mm_segment_t old_fs = get_fs();

	set_fs (KERNEL_DS);
	ret = sys_ioctl(fd, cmd, (unsigned long) &ss);
	set_fs(old_fs);

	if (!ret) {
		/* structs match up to iomem_base */
		ret = copy_to_user(uptr, &ss, sizeof(struct serial_struct32));
		ret |= put_user(ss.iomem_base, &uptr->iomem_base);
		ret |= put_user(ss.iomem_reg_shift, &uptr->iomem_reg_shift);
		ret |= put_user(ss.port_high, &uptr->port_high);
		if (ret)
			ret = -EFAULT;
	}
	return ret;
}


struct ioctl_trans {
	unsigned long handler;
	unsigned int cmd;
	unsigned int next;
};
#define HANDLE_IOCTL(cmd, handler) asm volatile(".dword %1\n.word %0, 0" : : "i" (cmd), "i" (handler));

#define COMPATIBLE_IOCTL(cmd) HANDLE_IOCTL(cmd, sys_ioctl) 


#define IOCTL_TABLE_START void ioctl32_foo(void) { asm volatile(".data\nioctl_translations:");
#define IOCTL_TABLE_END asm volatile("\nioctl_translations_end:\n\t.previous"); }

IOCTL_TABLE_START
/* List here exlicitly which ioctl's are known to have
 * compatable types passed or none at all...
 */
/* Big T */
COMPATIBLE_IOCTL(TCGETA)
COMPATIBLE_IOCTL(TCSETA)
COMPATIBLE_IOCTL(TCSETAW)
COMPATIBLE_IOCTL(TCSETAF)
COMPATIBLE_IOCTL(TCSBRK)
COMPATIBLE_IOCTL(TCXONC)
COMPATIBLE_IOCTL(TCFLSH)
COMPATIBLE_IOCTL(TCGETS)
COMPATIBLE_IOCTL(TCSETS)
COMPATIBLE_IOCTL(TCSETSW)
COMPATIBLE_IOCTL(TCSETSF)
COMPATIBLE_IOCTL(TIOCLINUX)
/* Little t */
COMPATIBLE_IOCTL(TIOCGETD)
COMPATIBLE_IOCTL(TIOCSETD)
COMPATIBLE_IOCTL(TIOCEXCL)
COMPATIBLE_IOCTL(TIOCNXCL)
COMPATIBLE_IOCTL(TIOCCONS)
COMPATIBLE_IOCTL(TIOCGSOFTCAR)
COMPATIBLE_IOCTL(TIOCSSOFTCAR)
COMPATIBLE_IOCTL(TIOCSWINSZ)
COMPATIBLE_IOCTL(TIOCGWINSZ)
COMPATIBLE_IOCTL(TIOCMGET)
COMPATIBLE_IOCTL(TIOCMBIC)
COMPATIBLE_IOCTL(TIOCMBIS)
COMPATIBLE_IOCTL(TIOCMSET)
COMPATIBLE_IOCTL(TIOCPKT)
COMPATIBLE_IOCTL(TIOCNOTTY)
COMPATIBLE_IOCTL(TIOCSTI)
COMPATIBLE_IOCTL(TIOCOUTQ)
COMPATIBLE_IOCTL(TIOCSPGRP)
COMPATIBLE_IOCTL(TIOCGPGRP)
COMPATIBLE_IOCTL(TIOCSCTTY)
COMPATIBLE_IOCTL(TIOCGPTN)
COMPATIBLE_IOCTL(TIOCSPTLCK)
COMPATIBLE_IOCTL(TIOCSSERIAL)
COMPATIBLE_IOCTL(TIOCSERGETLSR)
/* Big F */
#if 0
COMPATIBLE_IOCTL(FBIOGTYPE)
COMPATIBLE_IOCTL(FBIOSATTR)
COMPATIBLE_IOCTL(FBIOGATTR)
COMPATIBLE_IOCTL(FBIOSVIDEO)
COMPATIBLE_IOCTL(FBIOGVIDEO)
COMPATIBLE_IOCTL(FBIOGCURSOR32)  /* This is not implemented yet. Later it should be converted... */
COMPATIBLE_IOCTL(FBIOSCURPOS)
COMPATIBLE_IOCTL(FBIOGCURPOS)
COMPATIBLE_IOCTL(FBIOGCURMAX)
#endif
COMPATIBLE_IOCTL(FBIOGET_VSCREENINFO)
COMPATIBLE_IOCTL(FBIOPUT_VSCREENINFO)
COMPATIBLE_IOCTL(FBIOPAN_DISPLAY)
COMPATIBLE_IOCTL(FBIOGET_FCURSORINFO)
COMPATIBLE_IOCTL(FBIOGET_VCURSORINFO)
COMPATIBLE_IOCTL(FBIOPUT_VCURSORINFO)
COMPATIBLE_IOCTL(FBIOGET_CURSORSTATE)
COMPATIBLE_IOCTL(FBIOPUT_CURSORSTATE)
COMPATIBLE_IOCTL(FBIOGET_CON2FBMAP)
COMPATIBLE_IOCTL(FBIOPUT_CON2FBMAP)
/* Little f */
COMPATIBLE_IOCTL(FIOCLEX)
COMPATIBLE_IOCTL(FIONCLEX)
COMPATIBLE_IOCTL(FIOASYNC)
COMPATIBLE_IOCTL(FIONBIO)
COMPATIBLE_IOCTL(FIONREAD)  /* This is also TIOCINQ */
/* 0x00 */
COMPATIBLE_IOCTL(FIBMAP)
COMPATIBLE_IOCTL(FIGETBSZ)
/* 0x03 -- HD/IDE ioctl's used by hdparm and friends.
 *         Some need translations, these do not.
 */
COMPATIBLE_IOCTL(HDIO_GET_IDENTITY)
COMPATIBLE_IOCTL(HDIO_SET_DMA)
COMPATIBLE_IOCTL(HDIO_SET_KEEPSETTINGS)
COMPATIBLE_IOCTL(HDIO_SET_UNMASKINTR)
COMPATIBLE_IOCTL(HDIO_SET_NOWERR)
COMPATIBLE_IOCTL(HDIO_SET_32BIT)
COMPATIBLE_IOCTL(HDIO_SET_MULTCOUNT)
COMPATIBLE_IOCTL(HDIO_DRIVE_CMD)
COMPATIBLE_IOCTL(HDIO_SET_PIO_MODE)
COMPATIBLE_IOCTL(HDIO_SCAN_HWIF)
COMPATIBLE_IOCTL(HDIO_SET_NICE)
/* 0x02 -- Floppy ioctls */
COMPATIBLE_IOCTL(FDMSGON)
COMPATIBLE_IOCTL(FDMSGOFF)
COMPATIBLE_IOCTL(FDSETEMSGTRESH)
COMPATIBLE_IOCTL(FDFLUSH)
COMPATIBLE_IOCTL(FDWERRORCLR)
COMPATIBLE_IOCTL(FDSETMAXERRS)
COMPATIBLE_IOCTL(FDGETMAXERRS)
COMPATIBLE_IOCTL(FDGETDRVTYP)
COMPATIBLE_IOCTL(FDEJECT)
COMPATIBLE_IOCTL(FDCLRPRM)
COMPATIBLE_IOCTL(FDFMTBEG)
COMPATIBLE_IOCTL(FDFMTEND)
COMPATIBLE_IOCTL(FDRESET)
COMPATIBLE_IOCTL(FDTWADDLE)
COMPATIBLE_IOCTL(FDFMTTRK)
COMPATIBLE_IOCTL(FDRAWCMD)
/* 0x12 */
COMPATIBLE_IOCTL(BLKROSET)
COMPATIBLE_IOCTL(BLKROGET)
COMPATIBLE_IOCTL(BLKRRPART)
COMPATIBLE_IOCTL(BLKFLSBUF)
COMPATIBLE_IOCTL(BLKRASET)
COMPATIBLE_IOCTL(BLKFRASET)
COMPATIBLE_IOCTL(BLKSECTSET)
COMPATIBLE_IOCTL(BLKSSZGET)

#if 0
	/* New RAID code is being merged, fix up to handle
	 * new RAID ioctls when fully merged in 2.3.x -DaveM
	 */
/* 0x09 */
COMPATIBLE_IOCTL(REGISTER_DEV)
COMPATIBLE_IOCTL(REGISTER_DEV_NEW)
COMPATIBLE_IOCTL(START_MD)
COMPATIBLE_IOCTL(STOP_MD)
#endif

/* Big K */
COMPATIBLE_IOCTL(PIO_FONT)
COMPATIBLE_IOCTL(GIO_FONT)
COMPATIBLE_IOCTL(KDSIGACCEPT)
COMPATIBLE_IOCTL(KDGETKEYCODE)
COMPATIBLE_IOCTL(KDSETKEYCODE)
COMPATIBLE_IOCTL(KIOCSOUND)
COMPATIBLE_IOCTL(KDMKTONE)
COMPATIBLE_IOCTL(KDGKBTYPE)
COMPATIBLE_IOCTL(KDSETMODE)
COMPATIBLE_IOCTL(KDGETMODE)
COMPATIBLE_IOCTL(KDSKBMODE)
COMPATIBLE_IOCTL(KDGKBMODE)
COMPATIBLE_IOCTL(KDSKBMETA)
COMPATIBLE_IOCTL(KDGKBMETA)
COMPATIBLE_IOCTL(KDGKBENT)
COMPATIBLE_IOCTL(KDSKBENT)
COMPATIBLE_IOCTL(KDGKBSENT)
COMPATIBLE_IOCTL(KDSKBSENT)
COMPATIBLE_IOCTL(KDGKBDIACR)
COMPATIBLE_IOCTL(KDSKBDIACR)
COMPATIBLE_IOCTL(KDGKBLED)
COMPATIBLE_IOCTL(KDSKBLED)
COMPATIBLE_IOCTL(KDGETLED)
COMPATIBLE_IOCTL(KDSETLED)
COMPATIBLE_IOCTL(GIO_SCRNMAP)
COMPATIBLE_IOCTL(PIO_SCRNMAP)
COMPATIBLE_IOCTL(GIO_UNISCRNMAP)
COMPATIBLE_IOCTL(PIO_UNISCRNMAP)
COMPATIBLE_IOCTL(PIO_FONTRESET)
COMPATIBLE_IOCTL(PIO_UNIMAPCLR)
/* Little k */
#if 0
COMPATIBLE_IOCTL(KIOCTYPE)
COMPATIBLE_IOCTL(KIOCLAYOUT)
COMPATIBLE_IOCTL(KIOCGTRANS)
COMPATIBLE_IOCTL(KIOCTRANS)
COMPATIBLE_IOCTL(KIOCCMD)
COMPATIBLE_IOCTL(KIOCSDIRECT)
COMPATIBLE_IOCTL(KIOCSLED)
COMPATIBLE_IOCTL(KIOCGLED)
COMPATIBLE_IOCTL(KIOCSRATE)
COMPATIBLE_IOCTL(KIOCGRATE)
#endif
/* Big S */
COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
COMPATIBLE_IOCTL(SCSI_IOCTL_TAGGED_ENABLE)
COMPATIBLE_IOCTL(SCSI_IOCTL_TAGGED_DISABLE)
COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
/* Big V */
COMPATIBLE_IOCTL(VT_SETMODE)
COMPATIBLE_IOCTL(VT_GETMODE)
COMPATIBLE_IOCTL(VT_GETSTATE)
COMPATIBLE_IOCTL(VT_OPENQRY)
COMPATIBLE_IOCTL(VT_ACTIVATE)
COMPATIBLE_IOCTL(VT_WAITACTIVE)
COMPATIBLE_IOCTL(VT_RELDISP)
COMPATIBLE_IOCTL(VT_DISALLOCATE)
COMPATIBLE_IOCTL(VT_RESIZE)
COMPATIBLE_IOCTL(VT_RESIZEX)
COMPATIBLE_IOCTL(VT_LOCKSWITCH)
COMPATIBLE_IOCTL(VT_UNLOCKSWITCH)
/* Little v, the video4linux ioctls */
COMPATIBLE_IOCTL(VIDIOCGCAP)
COMPATIBLE_IOCTL(VIDIOCGCHAN)
COMPATIBLE_IOCTL(VIDIOCSCHAN)
COMPATIBLE_IOCTL(VIDIOCGPICT)
COMPATIBLE_IOCTL(VIDIOCSPICT)
COMPATIBLE_IOCTL(VIDIOCCAPTURE)
COMPATIBLE_IOCTL(VIDIOCKEY)
COMPATIBLE_IOCTL(VIDIOCGAUDIO)
COMPATIBLE_IOCTL(VIDIOCSAUDIO)
COMPATIBLE_IOCTL(VIDIOCSYNC)
COMPATIBLE_IOCTL(VIDIOCMCAPTURE)
COMPATIBLE_IOCTL(VIDIOCGMBUF)
COMPATIBLE_IOCTL(VIDIOCGUNIT)
COMPATIBLE_IOCTL(VIDIOCGCAPTURE)
COMPATIBLE_IOCTL(VIDIOCSCAPTURE)
/* BTTV specific... */
COMPATIBLE_IOCTL(_IOW('v',  BASE_VIDIOCPRIVATE+0, char [256]))
COMPATIBLE_IOCTL(_IOR('v',  BASE_VIDIOCPRIVATE+1, char [256]))
COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+2, unsigned int))
COMPATIBLE_IOCTL(_IOW('v' , BASE_VIDIOCPRIVATE+3, char [16])) /* struct bttv_pll_info */
COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+4, int))
COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+5, int))
COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+6, int))
COMPATIBLE_IOCTL(_IOR('v' , BASE_VIDIOCPRIVATE+7, int))
/* Little m */
COMPATIBLE_IOCTL(MTIOCTOP)
/* Socket level stuff */
COMPATIBLE_IOCTL(FIOSETOWN)
COMPATIBLE_IOCTL(SIOCSPGRP)
COMPATIBLE_IOCTL(FIOGETOWN)
COMPATIBLE_IOCTL(SIOCGPGRP)
COMPATIBLE_IOCTL(SIOCATMARK)
COMPATIBLE_IOCTL(SIOCSIFLINK)
COMPATIBLE_IOCTL(SIOCSIFENCAP)
COMPATIBLE_IOCTL(SIOCGIFENCAP)
COMPATIBLE_IOCTL(SIOCSIFBR)
COMPATIBLE_IOCTL(SIOCGIFBR)
COMPATIBLE_IOCTL(SIOCSARP)
COMPATIBLE_IOCTL(SIOCGARP)
COMPATIBLE_IOCTL(SIOCDARP)
COMPATIBLE_IOCTL(SIOCSRARP)
COMPATIBLE_IOCTL(SIOCGRARP)
COMPATIBLE_IOCTL(SIOCDRARP)
COMPATIBLE_IOCTL(SIOCADDDLCI)
COMPATIBLE_IOCTL(SIOCDELDLCI)
/* SG stuff */
COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
COMPATIBLE_IOCTL(SG_EMULATED_HOST)
COMPATIBLE_IOCTL(SG_SET_TRANSFORM)
COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
COMPATIBLE_IOCTL(SG_GET_PACK_ID)
COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
COMPATIBLE_IOCTL(SG_SET_DEBUG)
COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
COMPATIBLE_IOCTL(SG_SCSI_RESET)
COMPATIBLE_IOCTL(SG_IO)
COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
/* PPP stuff */
COMPATIBLE_IOCTL(PPPIOCGFLAGS)
COMPATIBLE_IOCTL(PPPIOCSFLAGS)
COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
COMPATIBLE_IOCTL(PPPIOCGUNIT)
COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
COMPATIBLE_IOCTL(PPPIOCGMRU)
COMPATIBLE_IOCTL(PPPIOCSMRU)
COMPATIBLE_IOCTL(PPPIOCSMAXCID)
COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
COMPATIBLE_IOCTL(PPPIOCGNPMODE)
COMPATIBLE_IOCTL(PPPIOCSNPMODE)
COMPATIBLE_IOCTL(PPPIOCGDEBUG)
COMPATIBLE_IOCTL(PPPIOCSDEBUG)
COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
COMPATIBLE_IOCTL(PPPIOCATTACH)
COMPATIBLE_IOCTL(PPPIOCDETACH)
COMPATIBLE_IOCTL(PPPIOCSMRRU)
COMPATIBLE_IOCTL(PPPIOCCONNECT)
COMPATIBLE_IOCTL(PPPIOCDISCONN)
COMPATIBLE_IOCTL(PPPIOCATTCHAN)
/* PPPOX */
COMPATIBLE_IOCTL(PPPOEIOCSFWD);
COMPATIBLE_IOCTL(PPPOEIOCDFWD);
/* CDROM stuff */
COMPATIBLE_IOCTL(CDROMPAUSE)
COMPATIBLE_IOCTL(CDROMRESUME)
COMPATIBLE_IOCTL(CDROMPLAYMSF)
COMPATIBLE_IOCTL(CDROMPLAYTRKIND)
COMPATIBLE_IOCTL(CDROMREADTOCHDR)
COMPATIBLE_IOCTL(CDROMREADTOCENTRY)
COMPATIBLE_IOCTL(CDROMSTOP)
COMPATIBLE_IOCTL(CDROMSTART)
COMPATIBLE_IOCTL(CDROMEJECT)
COMPATIBLE_IOCTL(CDROMVOLCTRL)
COMPATIBLE_IOCTL(CDROMSUBCHNL)
COMPATIBLE_IOCTL(CDROMEJECT_SW)
COMPATIBLE_IOCTL(CDROMMULTISESSION)
COMPATIBLE_IOCTL(CDROM_GET_MCN)
COMPATIBLE_IOCTL(CDROMRESET)
COMPATIBLE_IOCTL(CDROMVOLREAD)
COMPATIBLE_IOCTL(CDROMSEEK)
COMPATIBLE_IOCTL(CDROMPLAYBLK)
COMPATIBLE_IOCTL(CDROMCLOSETRAY)
COMPATIBLE_IOCTL(CDROM_SET_OPTIONS)
COMPATIBLE_IOCTL(CDROM_CLEAR_OPTIONS)
COMPATIBLE_IOCTL(CDROM_SELECT_SPEED)
COMPATIBLE_IOCTL(CDROM_SELECT_DISC)
COMPATIBLE_IOCTL(CDROM_MEDIA_CHANGED)
COMPATIBLE_IOCTL(CDROM_DRIVE_STATUS)
COMPATIBLE_IOCTL(CDROM_DISC_STATUS)
COMPATIBLE_IOCTL(CDROM_CHANGER_NSLOTS)
COMPATIBLE_IOCTL(CDROM_LOCKDOOR)
COMPATIBLE_IOCTL(CDROM_DEBUG)
COMPATIBLE_IOCTL(CDROM_GET_CAPABILITY)
/* Big L */
COMPATIBLE_IOCTL(LOOP_SET_FD)
COMPATIBLE_IOCTL(LOOP_CLR_FD)
/* Big Q for sound/OSS */
COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
/* Big T for sound/OSS */
COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
COMPATIBLE_IOCTL(SNDCTL_TMR_START)
COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
/* Little m for sound/OSS */
COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
/* Big P for sound/OSS */
COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
/* SNDCTL_DSP_MAPINBUF,  XXX needs translation */
/* SNDCTL_DSP_MAPOUTBUF,  XXX needs translation */
COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
/* Big C for sound/OSS */
COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
/* Big M for sound/OSS */
COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
/* SOUND_MIXER_READ_ENHANCE,  same value as READ_MUTE */
/* SOUND_MIXER_READ_LOUD,  same value as READ_MUTE */
COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
/* SOUND_MIXER_WRITE_ENHANCE,  same value as WRITE_MUTE */
/* SOUND_MIXER_WRITE_LOUD,  same value as WRITE_MUTE */
COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
COMPATIBLE_IOCTL(OSS_GETVERSION)
/* AUTOFS */
COMPATIBLE_IOCTL(AUTOFS_IOC_READY)
COMPATIBLE_IOCTL(AUTOFS_IOC_FAIL)
COMPATIBLE_IOCTL(AUTOFS_IOC_CATATONIC)
COMPATIBLE_IOCTL(AUTOFS_IOC_PROTOVER)
COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE)
/* DEVFS */
COMPATIBLE_IOCTL(DEVFSDIOC_GET_PROTO_REV)
COMPATIBLE_IOCTL(DEVFSDIOC_SET_EVENT_MASK)
COMPATIBLE_IOCTL(DEVFSDIOC_RELEASE_EVENT_QUEUE)
COMPATIBLE_IOCTL(DEVFSDIOC_SET_DEBUG_MASK)
/* Raw devices */
COMPATIBLE_IOCTL(RAW_SETBIND)
COMPATIBLE_IOCTL(RAW_GETBIND)
/* SMB ioctls which do not need any translations */
COMPATIBLE_IOCTL(SMB_IOC_NEWCONN)
/* Little a */
COMPATIBLE_IOCTL(ATMSIGD_CTRL)
COMPATIBLE_IOCTL(ATMARPD_CTRL)
COMPATIBLE_IOCTL(ATMLEC_CTRL)
COMPATIBLE_IOCTL(ATMLEC_MCAST)
COMPATIBLE_IOCTL(ATMLEC_DATA)
COMPATIBLE_IOCTL(ATM_SETSC)
COMPATIBLE_IOCTL(SIOCSIFATMTCP)
COMPATIBLE_IOCTL(SIOCMKCLIP)
COMPATIBLE_IOCTL(ATMARP_MKIP)
COMPATIBLE_IOCTL(ATMARP_SETENTRY)
COMPATIBLE_IOCTL(ATMARP_ENCAP)
COMPATIBLE_IOCTL(ATMTCP_CREATE)
COMPATIBLE_IOCTL(ATMTCP_REMOVE)
COMPATIBLE_IOCTL(ATMMPC_CTRL)
COMPATIBLE_IOCTL(ATMMPC_DATA)
#if defined(CONFIG_BLK_DEV_LVM) || defined(CONFIG_BLK_DEV_LVM_MODULE)
/* 0xfe - lvm */
COMPATIBLE_IOCTL(VG_SET_EXTENDABLE)
COMPATIBLE_IOCTL(VG_STATUS_GET_COUNT)
COMPATIBLE_IOCTL(VG_STATUS_GET_NAMELIST)
COMPATIBLE_IOCTL(VG_REMOVE)
COMPATIBLE_IOCTL(VG_REDUCE)
COMPATIBLE_IOCTL(PE_LOCK_UNLOCK)
COMPATIBLE_IOCTL(PV_FLUSH)
COMPATIBLE_IOCTL(LVM_LOCK_LVM)
COMPATIBLE_IOCTL(LVM_GET_IOP_VERSION)
#ifdef LVM_TOTAL_RESET
COMPATIBLE_IOCTL(LVM_RESET)
#endif
COMPATIBLE_IOCTL(LV_SET_ACCESS)
COMPATIBLE_IOCTL(LV_SET_STATUS)
COMPATIBLE_IOCTL(LV_SET_ALLOCATION)
#endif /* LVM */
#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
COMPATIBLE_IOCTL(DRM_IOCTL_GET_MAGIC)
COMPATIBLE_IOCTL(DRM_IOCTL_IRQ_BUSID)
COMPATIBLE_IOCTL(DRM_IOCTL_AUTH_MAGIC)
COMPATIBLE_IOCTL(DRM_IOCTL_BLOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_UNBLOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_CONTROL)
COMPATIBLE_IOCTL(DRM_IOCTL_ADD_BUFS)
COMPATIBLE_IOCTL(DRM_IOCTL_MARK_BUFS)
COMPATIBLE_IOCTL(DRM_IOCTL_ADD_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_RM_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_MOD_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_GET_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_SWITCH_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_NEW_CTX)
COMPATIBLE_IOCTL(DRM_IOCTL_ADD_DRAW)
COMPATIBLE_IOCTL(DRM_IOCTL_RM_DRAW)
COMPATIBLE_IOCTL(DRM_IOCTL_LOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_UNLOCK)
COMPATIBLE_IOCTL(DRM_IOCTL_FINISH)
#endif /* DRM */
/* elevator */
COMPATIBLE_IOCTL(BLKELVGET)
COMPATIBLE_IOCTL(BLKELVSET)
/* And these ioctls need translation */
HANDLE_IOCTL(TIOCGSERIAL, do_tiocgserial)
HANDLE_IOCTL(SIOCGIFNAME, dev_ifname32)
HANDLE_IOCTL(SIOCGIFCONF, dev_ifconf)
HANDLE_IOCTL(SIOCGIFFLAGS, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFFLAGS, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFMETRIC, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFMETRIC, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFMTU, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFMTU, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFMEM, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFMEM, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFHWADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFHWADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCADDMULTI, dev_ifsioc)
HANDLE_IOCTL(SIOCDELMULTI, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFINDEX, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFMAP, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFMAP, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFBRDADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFBRDADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFDSTADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFDSTADDR, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFNETMASK, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFNETMASK, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFPFLAGS, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFPFLAGS, dev_ifsioc)
HANDLE_IOCTL(SIOCGPPPSTATS, dev_ifsioc)
HANDLE_IOCTL(SIOCGPPPCSTATS, dev_ifsioc)
HANDLE_IOCTL(SIOCGPPPVER, dev_ifsioc)
HANDLE_IOCTL(SIOCGIFTXQLEN, dev_ifsioc)
HANDLE_IOCTL(SIOCSIFTXQLEN, dev_ifsioc)
HANDLE_IOCTL(SIOCADDRT, routing_ioctl)
HANDLE_IOCTL(SIOCDELRT, routing_ioctl)
/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */
HANDLE_IOCTL(SIOCRTMSG, ret_einval)
HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)
HANDLE_IOCTL(BLKRAGET, w_long)
HANDLE_IOCTL(BLKGETSIZE, w_long)
HANDLE_IOCTL(0x1260, broken_blkgetsize)
HANDLE_IOCTL(BLKFRAGET, w_long)
HANDLE_IOCTL(BLKSECTGET, w_long)
HANDLE_IOCTL(BLKPG, blkpg_ioctl_trans)

#if 0
HANDLE_IOCTL(FBIOGETCMAP, fb_ioctl_trans)
HANDLE_IOCTL(FBIOPUTCMAP, fb_ioctl_trans)
#endif

HANDLE_IOCTL(HDIO_GET_KEEPSETTINGS, hdio_ioctl_trans)
HANDLE_IOCTL(HDIO_GET_UNMASKINTR, hdio_ioctl_trans)
HANDLE_IOCTL(HDIO_GET_DMA, hdio_ioctl_trans)
HANDLE_IOCTL(HDIO_GET_32BIT, hdio_ioctl_trans)
HANDLE_IOCTL(HDIO_GET_MULTCOUNT, hdio_ioctl_trans)
HANDLE_IOCTL(HDIO_GET_NOWERR, hdio_ioctl_trans)
HANDLE_IOCTL(HDIO_GET_NICE, hdio_ioctl_trans)
HANDLE_IOCTL(FDSETPRM32, fd_ioctl_trans)
HANDLE_IOCTL(FDDEFPRM32, fd_ioctl_trans)
HANDLE_IOCTL(FDGETPRM32, fd_ioctl_trans)
HANDLE_IOCTL(FDSETDRVPRM32, fd_ioctl_trans)
HANDLE_IOCTL(FDGETDRVPRM32, fd_ioctl_trans)
HANDLE_IOCTL(FDGETDRVSTAT32, fd_ioctl_trans)
HANDLE_IOCTL(FDPOLLDRVSTAT32, fd_ioctl_trans)
HANDLE_IOCTL(FDGETFDCSTAT32, fd_ioctl_trans)
HANDLE_IOCTL(FDWERRORGET32, fd_ioctl_trans)
HANDLE_IOCTL(PPPIOCGIDLE32, ppp_ioctl_trans)
HANDLE_IOCTL(PPPIOCSCOMPRESS32, ppp_ioctl_trans)
HANDLE_IOCTL(MTIOCGET32, mt_ioctl_trans)
HANDLE_IOCTL(MTIOCPOS32, mt_ioctl_trans)
HANDLE_IOCTL(MTIOCGETCONFIG32, mt_ioctl_trans)
HANDLE_IOCTL(MTIOCSETCONFIG32, mt_ioctl_trans)
HANDLE_IOCTL(CDROMREADMODE2, cdrom_ioctl_trans)
HANDLE_IOCTL(CDROMREADMODE1, cdrom_ioctl_trans)
HANDLE_IOCTL(CDROMREADRAW, cdrom_ioctl_trans)
HANDLE_IOCTL(CDROMREADCOOKED, cdrom_ioctl_trans)
HANDLE_IOCTL(CDROMREADAUDIO, cdrom_ioctl_trans)
HANDLE_IOCTL(CDROMREADALL, cdrom_ioctl_trans)
HANDLE_IOCTL(CDROM_SEND_PACKET, cdrom_ioctl_trans)
HANDLE_IOCTL(LOOP_SET_STATUS, loop_status)
HANDLE_IOCTL(LOOP_GET_STATUS, loop_status)
#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
HANDLE_IOCTL(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout)
#ifdef CONFIG_VT
HANDLE_IOCTL(PIO_FONTX, do_fontx_ioctl)
HANDLE_IOCTL(GIO_FONTX, do_fontx_ioctl)
HANDLE_IOCTL(PIO_UNIMAP, do_unimap_ioctl)
HANDLE_IOCTL(GIO_UNIMAP, do_unimap_ioctl)
HANDLE_IOCTL(KDFONTOP, do_kdfontop_ioctl)
#endif
HANDLE_IOCTL(EXT2_IOC32_GETFLAGS, do_ext2_ioctl)
HANDLE_IOCTL(EXT2_IOC32_SETFLAGS, do_ext2_ioctl)
HANDLE_IOCTL(EXT2_IOC32_GETVERSION, do_ext2_ioctl)
HANDLE_IOCTL(EXT2_IOC32_SETVERSION, do_ext2_ioctl)
#if 0
/* One SMB ioctl needs translations. */
#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, __kernel_uid_t32)
HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
#endif
HANDLE_IOCTL(ATM_GETLINKRATE32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETNAMES32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETTYPE32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETESI32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETADDR32, do_atm_ioctl)
HANDLE_IOCTL(ATM_RSTADDR32, do_atm_ioctl)
HANDLE_IOCTL(ATM_ADDADDR32, do_atm_ioctl)
HANDLE_IOCTL(ATM_DELADDR32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETCIRANGE32, do_atm_ioctl)
HANDLE_IOCTL(ATM_SETCIRANGE32, do_atm_ioctl)
HANDLE_IOCTL(ATM_SETESI32, do_atm_ioctl)
HANDLE_IOCTL(ATM_SETESIF32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETSTAT32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETSTATZ32, do_atm_ioctl)
HANDLE_IOCTL(ATM_GETLOOP32, do_atm_ioctl)
HANDLE_IOCTL(ATM_SETLOOP32, do_atm_ioctl)
HANDLE_IOCTL(ATM_QUERYLOOP32, do_atm_ioctl)
HANDLE_IOCTL(SONET_GETSTAT, do_atm_ioctl)
HANDLE_IOCTL(SONET_GETSTATZ, do_atm_ioctl)
HANDLE_IOCTL(SONET_GETDIAG, do_atm_ioctl)
HANDLE_IOCTL(SONET_SETDIAG, do_atm_ioctl)
HANDLE_IOCTL(SONET_CLRDIAG, do_atm_ioctl)
HANDLE_IOCTL(SONET_SETFRAMING, do_atm_ioctl)
HANDLE_IOCTL(SONET_GETFRAMING, do_atm_ioctl)
HANDLE_IOCTL(SONET_GETFRSENSE, do_atm_ioctl)
#if defined(CONFIG_BLK_DEV_LVM) || defined(CONFIG_BLK_DEV_LVM_MODULE)
HANDLE_IOCTL(VG_STATUS, do_lvm_ioctl)
HANDLE_IOCTL(VG_CREATE, do_lvm_ioctl)
HANDLE_IOCTL(VG_EXTEND, do_lvm_ioctl)
HANDLE_IOCTL(LV_CREATE, do_lvm_ioctl)
HANDLE_IOCTL(LV_REMOVE, do_lvm_ioctl)
HANDLE_IOCTL(LV_EXTEND, do_lvm_ioctl)
HANDLE_IOCTL(LV_REDUCE, do_lvm_ioctl)
HANDLE_IOCTL(LV_STATUS_BYNAME, do_lvm_ioctl)
HANDLE_IOCTL(LV_STATUS_BYINDEX, do_lvm_ioctl)
HANDLE_IOCTL(LE_REMAP, do_lvm_ioctl)
HANDLE_IOCTL(PV_CHANGE, do_lvm_ioctl)
HANDLE_IOCTL(PV_STATUS, do_lvm_ioctl)
#endif /* LVM */
#if defined(CONFIG_GENRTC)
COMPATIBLE_IOCTL(RTC_AIE_ON)
COMPATIBLE_IOCTL(RTC_AIE_OFF)
COMPATIBLE_IOCTL(RTC_UIE_ON)
COMPATIBLE_IOCTL(RTC_UIE_OFF)
COMPATIBLE_IOCTL(RTC_PIE_ON)
COMPATIBLE_IOCTL(RTC_PIE_OFF)
COMPATIBLE_IOCTL(RTC_WIE_ON)
COMPATIBLE_IOCTL(RTC_WIE_OFF)
COMPATIBLE_IOCTL(RTC_ALM_SET)   /* struct rtc_time only has ints */
COMPATIBLE_IOCTL(RTC_ALM_READ)  /* struct rtc_time only has ints */
COMPATIBLE_IOCTL(RTC_RD_TIME)   /* struct rtc_time only has ints */
COMPATIBLE_IOCTL(RTC_SET_TIME)  /* struct rtc_time only has ints */
HANDLE_IOCTL(RTC_IRQP_READ, w_long)
COMPATIBLE_IOCTL(RTC_IRQP_SET)
HANDLE_IOCTL(RTC_EPOCH_READ, w_long)
COMPATIBLE_IOCTL(RTC_EPOCH_SET)
#endif
#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
HANDLE_IOCTL(DRM32_IOCTL_VERSION, drm32_version);
HANDLE_IOCTL(DRM32_IOCTL_GET_UNIQUE, drm32_getsetunique);
HANDLE_IOCTL(DRM32_IOCTL_SET_UNIQUE, drm32_getsetunique);
HANDLE_IOCTL(DRM32_IOCTL_ADD_MAP, drm32_addmap);
HANDLE_IOCTL(DRM32_IOCTL_INFO_BUFS, drm32_info_bufs);
HANDLE_IOCTL(DRM32_IOCTL_FREE_BUFS, drm32_free_bufs);
HANDLE_IOCTL(DRM32_IOCTL_MAP_BUFS, drm32_map_bufs);
HANDLE_IOCTL(DRM32_IOCTL_DMA, drm32_dma);
HANDLE_IOCTL(DRM32_IOCTL_RES_CTX, drm32_res_ctx);
#endif /* DRM */
COMPATIBLE_IOCTL(PA_PERF_ON)
COMPATIBLE_IOCTL(PA_PERF_OFF)
COMPATIBLE_IOCTL(PA_PERF_VERSION)
IOCTL_TABLE_END

unsigned int ioctl32_hash_table[1024];

extern inline unsigned long ioctl32_hash(unsigned long cmd)
{
	return ((cmd >> 6) ^ (cmd >> 4) ^ cmd) & 0x3ff;
}

static void ioctl32_insert_translation(struct ioctl_trans *trans)
{
	unsigned long hash;
	struct ioctl_trans *t;

	hash = ioctl32_hash (trans->cmd);
	if (!ioctl32_hash_table[hash])
		ioctl32_hash_table[hash] = (u32)(long)trans;
	else {
		t = (struct ioctl_trans *)(long)ioctl32_hash_table[hash];
		while (t->next)
			t = (struct ioctl_trans *)(long)t->next;
		trans->next = 0;
		t->next = (u32)(long)trans;
	}
}

static int __init init_sys32_ioctl(void)
{
	int i;
	extern struct ioctl_trans ioctl_translations[], ioctl_translations_end[];

	for (i = 0; &ioctl_translations[i] < &ioctl_translations_end[0]; i++)
		ioctl32_insert_translation(&ioctl_translations[i]);
	return 0;
}

__initcall(init_sys32_ioctl);

static struct ioctl_trans *additional_ioctls;

/* Always call these with kernel lock held! */

int register_ioctl32_conversion(unsigned int cmd, int (*handler)(unsigned int, unsigned int, unsigned long, struct file *))
{
	int i;

panic("register_ioctl32_conversion() is B0RKEN! Called by %p\n", __builtin_return_address(0));

	if (!additional_ioctls) {
		additional_ioctls = module_map(PAGE_SIZE);
		if (!additional_ioctls)
			return -ENOMEM;
		memset(additional_ioctls, 0, PAGE_SIZE);
	}
	for (i = 0; i < PAGE_SIZE/sizeof(struct ioctl_trans); i++)
		if (!additional_ioctls[i].cmd)
			break;
	if (i == PAGE_SIZE/sizeof(struct ioctl_trans))
		return -ENOMEM;
	additional_ioctls[i].cmd = cmd;
	if (!handler)
		additional_ioctls[i].handler = (u32)(long)sys_ioctl;
	else
		additional_ioctls[i].handler = (u32)(long)handler;
	ioctl32_insert_translation(&additional_ioctls[i]);
	return 0;
}

int unregister_ioctl32_conversion(unsigned int cmd)
{
	unsigned long hash = ioctl32_hash(cmd);
	struct ioctl_trans *t, *t1;

	t = (struct ioctl_trans *)(long)ioctl32_hash_table[hash];
	if (!t) return -EINVAL;
	if (t->cmd == cmd && t >= additional_ioctls &&
	    (unsigned long)t < ((unsigned long)additional_ioctls) + PAGE_SIZE) {
		ioctl32_hash_table[hash] = t->next;
		t->cmd = 0;
		return 0;
	} else while (t->next) {
		t1 = (struct ioctl_trans *)(long)t->next;
		if (t1->cmd == cmd && t1 >= additional_ioctls &&
		    (unsigned long)t1 < ((unsigned long)additional_ioctls) + PAGE_SIZE) {
			t1->cmd = 0;
			t->next = t1->next;
			return 0;
		}
		t = t1;
	}
	return -EINVAL;
}

asmlinkage int sys32_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
{
	struct file * filp;
	int (*handler)(unsigned int, unsigned int, unsigned long, struct file * filp);
	unsigned long pafnptr[4];
	extern char __gp;
	struct ioctl_trans *t;
	int error = -EBADF;

	filp = fget(fd);
	if(!filp)
		goto out2;

	if (!filp->f_op || !filp->f_op->ioctl) {
		error = sys_ioctl (fd, cmd, arg);
		goto out;
	}

	/* intercept private networking ioctl() calls here since it is
	 * an onerous task to figure out which ones of the HANDLE_IOCTL
	 * list map to these values.
	 */
	if (cmd >= SIOCDEVPRIVATE && cmd <= SIOCDEVPRIVATE + 0xf) {
		error = siocprivate(fd, cmd, arg);
		goto out;
	}

	t = (struct ioctl_trans *)(long)ioctl32_hash_table [ioctl32_hash (cmd)];

	while (t && t->cmd != cmd)
		t = (struct ioctl_trans *)(long)t->next;
	if (t) {
		handler = (void *) pafnptr;
		pafnptr[0] = pafnptr[1] = 0UL;
		pafnptr[2] = (unsigned long) t->handler;
		pafnptr[3] = A(&__gp);
		error = handler(fd, cmd, arg, filp);
	} else {
		static int count = 0;
		if (++count <= 20)
			printk(KERN_WARNING
				"sys32_ioctl: Unknown cmd fd(%d) "
				"cmd(%08x) arg(%08x)\n",
				(int)fd, (unsigned int)cmd, (unsigned int)arg);
		error = -EINVAL;
	}
out:
	fput(filp);
out2:
	return error;
}