Messages in this thread | | | Subject | Re: since 2.6.29-rc: apple infrared keeps system awake? | From | Johannes Berg <> | Date | Mon, 26 Jan 2009 12:35:32 +0100 |
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On Mon, 2009-01-26 at 12:25 +0100, Jiri Kosina wrote: > On Mon, 26 Jan 2009, Johannes Berg wrote: > > > > > Ever since 2.6.29-rc, I see this in powertop on my macbook5,1: > > > > Top causes for wakeups: > > > > 24.1% ( 27.8) USB device usb1 : OHCI Host Controller (Linux 2.6.29-rc2-wl-di > > > > 21.5% ( 24.8) <interrupt> : ohci_hcd:usb1 > > > > 14.5% ( 16.7) USB device 1-5 : IR Receiver (Apple Computer, Inc.) > > > > which is way way more than what it used to be, I never saw the IR > > > > receiver before. I could bisect, but wondered if somebody had seen this > > > > > > What driver is bound to this device? (what is the product ID?). > > None, oddly, it seems. At least listing input devices doesn't seem to > > show it. > > Bus 003 Device 002: ID 05ac:8242 Apple, Inc. > > This should be driven by hid-apple/usbhid. Could you please look into > /sys/bus/usb/devices for this device and check where does the 'driver' > symlink point to?
driver -> ../../../../../bus/usb/drivers/usb 3-5:1.0/driver -> ../../../../../../bus/usb/drivers/usbhid
> Also, for this device, we force a creation of hiddev node, so it's > possible (and, in fact, probable), that some lirc process has the node > open and wakes it up periodically? (I think there is a macmini lirc > userspace driver, please check whether it has the hiddev node open).
Nope.
Is it possible that I was just in an environment where there was lots of random infrared traffic that the device picked up? Is it possible to disable it completely?
johannes [unhandled content-type:application/pgp-signature] | |