Commit b66621fe authored by Christoph Hellwig's avatar Christoph Hellwig Committed by David S. Miller
Browse files

[SPARC] cpwatchdog: implement ->compat_ioctl 



Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1d5d00bd

arch/sparc64/kernel/ioctl32.c

+0 −3
Original line number Diff line number Diff line
@@ -496,9 +496,6 @@ COMPATIBLE_IOCTL(DRM_IOCTL_LOCK) 
COMPATIBLE_IOCTL(DRM_IOCTL_UNLOCK)

COMPATIBLE_IOCTL(DRM_IOCTL_FINISH)

#endif /* DRM */

COMPATIBLE_IOCTL(WIOCSTART)

COMPATIBLE_IOCTL(WIOCSTOP)

COMPATIBLE_IOCTL(WIOCGSTAT)

/* And these ioctls need translation */

/* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */

HANDLE_IOCTL(FBIOPUTCMAP32, fbiogetputcmap)

drivers/sbus/char/cpwatchdog.c

+24 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ 
#include <linux/interrupt.h>

#include <linux/ioport.h>

#include <linux/timer.h>

#include <linux/smp_lock.h>

#include <asm/irq.h>

#include <asm/ebus.h>

#include <asm/oplib.h>
@@ -394,6 +395,28 @@ static int wd_ioctl(struct inode *inode, struct file *file, 
	return(0);

}



static long wd_compat_ioctl(struct file *file, unsigned int cmd,

		unsigned long arg)

{

	int rval = -ENOIOCTLCMD;



	switch (cmd) {

	/* solaris ioctls are specific to this driver */

	case WIOCSTART:

	case WIOCSTOP:

	case WIOCGSTAT:

		lock_kernel();

		rval = wd_ioctl(file->f_dentry->d_inode, file, cmd, arg);

		lock_kernel();

		break;

	/* everything else is handled by the generic compat layer */

	default:

		break;

	}



	return rval;

}



static ssize_t wd_write(struct file 	*file, 

			const char	__user *buf, 

			size_t 		count,
@@ -441,6 +464,7 @@ static irqreturn_t wd_interrupt(int irq, void *dev_id, struct pt_regs *regs) 
static struct file_operations wd_fops = {

	.owner =	THIS_MODULE,

	.ioctl =	wd_ioctl,

	.compat_ioctl =	wd_compat_ioctl,

	.open =		wd_open,

	.write =	wd_write,

	.read =		wd_read,