[pwc] LEDs off?

[Udo van den Heuvel]

Udo van den Heuvel wrote:
> Previously I could turn off the LED of my Philips PCVC840K ToUcam Pro
> using: modprobe pwc leds=0,0.
> Nowadays this don't work anymore.
> 
> How can I do this now?
> Do I need a patch?

Also I see:
# setpwc -k0
setpwc v1.2, (C) 2003-2006 by folkert at vanheusden.com
Error while doing ioctl VIDIOCPWCGLED: Broken pipe

So how do I keep the LED off?