Re: [PATCH 04/11] watchdog: WatchDog Timer Driver Core - AddWDIOC_SETOPTIONS ioctl
From: Wim Van Sebroeck
Date: Fri Jul 22 2011 - 15:26:15 EST
> > @@ -168,7 +233,7 @@ static int watchdog_open(struct inode *inode, struct file *file)
> > goto out;
> > /* start the watchdog */
> > - err = wdd->ops->start(wdd);
> > + err = watchdog_start(wdd);
> I think we still might need open- and close-callbacks here. Some drivers turn
> on/off clocks on these operations and we can't simply move them to the
> start/stop callbacks, because the clock might be turned off via DISABLECARD
> which calls stop. And without the clock, a simple register access via
> set_timeout might lock up the machine.
I consider that an extension on the basic framework.
After these patches are accepted we can work on this.
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