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[SPARC] sbus rtc: implement ->compat_ioctl

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Signed-off-by: Christoph Hellwig <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Christoph Hellwig 2005-11-09 12:07:18 -08:00 • committed by David S. Miller
commit 8ca2bdc7a9
2 changed files with 22 additions and 2 deletions
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22
drivers/sbus/char/rtc.c
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@ -210,6 +210,27 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
}
}
static long rtc_compat_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int rval = -ENOIOCTLCMD;
switch (cmd) {
/*
* These two are specific to this driver, the generic rtc ioctls
* are hanlded elsewhere.
*/
case RTCGET:
case RTCSET:
lock_kernel();
rval = rtc_ioctl(file->f_dentry->d_inode, file, cmd, arg);
unlock_kernel();
break;
}
return rval;
}
static int rtc_open(struct inode *inode, struct file *file)
{
int ret;
@ -237,6 +258,7 @@ static struct file_operations rtc_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.ioctl = rtc_ioctl,
.compat_ioctl = rtc_compat_ioctl,
.open = rtc_open,
.release = rtc_release,
};