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[SPARC] openprom: implement ->compat_ioctl

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implement a compat_ioctl handle in the driver instead of having table
entries in sparc64 ioctl32.c (I plan to get rid of the arch ioctl32.c
file eventually)

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Hellwig 2005-11-07 14:12:47 -08:00 committed by David S. Miller
parent 1928f8e541
commit b31023fc24
2 changed files with 33 additions and 18 deletions
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18
arch/sparc64/kernel/ioctl32.c
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@ -477,24 +477,6 @@ COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
/* COMPATIBLE_IOCTL(D7SIOCRD) same value as ENVCTRL_RD_VOLTAGE_STATUS */
COMPATIBLE_IOCTL(D7SIOCWR)
COMPATIBLE_IOCTL(D7SIOCTM)
/* OPENPROMIO, SunOS/Solaris only, the NetBSD one's have
* embedded pointers in the arg which we'd need to clean up...
*/
COMPATIBLE_IOCTL(OPROMGETOPT)
COMPATIBLE_IOCTL(OPROMSETOPT)
COMPATIBLE_IOCTL(OPROMNXTOPT)
COMPATIBLE_IOCTL(OPROMSETOPT2)
COMPATIBLE_IOCTL(OPROMNEXT)
COMPATIBLE_IOCTL(OPROMCHILD)
COMPATIBLE_IOCTL(OPROMGETPROP)
COMPATIBLE_IOCTL(OPROMNXTPROP)
COMPATIBLE_IOCTL(OPROMU2P)
COMPATIBLE_IOCTL(OPROMGETCONS)
COMPATIBLE_IOCTL(OPROMGETFBNAME)
COMPATIBLE_IOCTL(OPROMGETBOOTARGS)
COMPATIBLE_IOCTL(OPROMSETCUR)
COMPATIBLE_IOCTL(OPROMPCI2NODE)
COMPATIBLE_IOCTL(OPROMPATH2NODE)
/* Big A */
#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE)
COMPATIBLE_IOCTL(DRM_IOCTL_GET_MAGIC)

33
drivers/sbus/char/openprom.c
View File

@ -39,6 +39,7 @@
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/miscdevice.h>
#include <linux/smp_lock.h>
#include <linux/init.h>
#include <linux/fs.h>
#include <asm/oplib.h>
@ -565,6 +566,38 @@ static int openprom_ioctl(struct inode * inode, struct file * file,
}
}
static long openprom_compat_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
long rval = -ENOTTY;
/*
* SunOS/Solaris only, the NetBSD one's have embedded pointers in
* the arg which we'd need to clean up...
*/
switch (cmd) {
case OPROMGETOPT:
case OPROMSETOPT:
case OPROMNXTOPT:
case OPROMSETOPT2:
case OPROMNEXT:
case OPROMCHILD:
case OPROMGETPROP:
case OPROMNXTPROP:
case OPROMU2P:
case OPROMGETCONS:
case OPROMGETFBNAME:
case OPROMGETBOOTARGS:
case OPROMSETCUR:
case OPROMPCI2NODE:
case OPROMPATH2NODE:
lock_kernel();
rval = openprom_ioctl(file->f_dentry->d_inode, file, cmd, arg);
lock_kernel();
break;
}
}
static int openprom_open(struct inode * inode, struct file * file)
{
DATA *data;