Suspend to ram almost work on desktop computer

[Hans Petter Selasky]

On Wednesday 11 January 2012 19:58:11 David Demelier wrote:
> On 11/01/2012 19:12, Hans Petter Selasky wrote:
> > On Tuesday 10 January 2012 22:20:48 David Demelier wrote:
> >> On 10/01/2012 22:08, Hans Petter Selasky wrote:
> >>> On Tuesday 10 January 2012 19:55:57 David Demelier wrote:
> >>>> On 10/01/2012 20:06, Bernhard Schmidt wrote:
> >>>>> On Tuesday 10 January 2012 17:18:43 David Demelier wrote:
> >>>>>> Hello,
> >>>>>> 
> >>>>>> I have a desktop computer on a Intel DH55HC mainboard. Suspend to
> >>>>>> ram almost works on 9.0-RELEASE.
> >>>>>> 
> >>>>>> The resume works, I can get back to X and it works, started
> >>>>>> applications still run but all my USB stuff is dead. I can't use my
> >>>>>> mouse neither my keyboard so I can't do anything.
> >>>>>> 
> >>>>>> This is the last messages :
> >>>>>> 
> >>>>>> Jan 10 17:08:45 Groseille acpi: suspend at 20120110 17:08:45
> >>>>>> Jan 10 17:08:49 Groseille kernel: ugen0.2:<BTC>    at usbus0
> >>>>>> (disconnected) Jan 10 17:08:49 Groseille kernel: ukbd0: at uhub0,
> >>>>>> port 1, addr 2 (disconnected)
> >>>>>> Jan 10 17:08:49 Groseille kernel: uhid0: at uhub0, port 1, addr 2
> >>>>>> (disconnected)
> >>>>>> Jan 10 17:09:14 Groseille kernel: pcm1: chn_write():
> >>>>>> pcm1:virtual:dsp1.vp0: play interrupt timeout, channel dead
> >>>>>> Jan 10 17:09:14 Groseille kernel: ugen1.2:<vendor 0x0a12>    at
> >>>>>> usbus1 (disconnected)
> >>>>>> Jan 10 17:09:14 Groseille kernel: ubt0: at uhub1, port 2, addr 2
> >>>>>> (disconnected)
> >>>>>> Jan 10 17:09:14 Groseille kernel: ugen1.2:<vendor 0x0a12>    at
> >>>>>> usbus1 Jan 10 17:09:14 Groseille kernel: ubt0:<vendor 0x0a12
> >>>>>> EDRClassone, class 224/1, rev 2.00/19.58, addr 2>    on usbus1
> >>>>>> Jan 10 17:09:15 Groseille acpi: resumed at 20120110 17:09:15
> >>>>> 
> >>>>> Applying the diff of
> >>>>> http://docs.freebsd.org/cgi/getmsg.cgi?fetch=199056+0+archive/2012/sv
> >>>>> n- s rc-head/20120108.svn-src-head should fix that I guess.
> >>>> 
> >>>> Someone gave me that diff on IRC, I updated all the kernel to -STABLE
> >>>> and verified that this diff were present, it is. Unfortunately it
> >>>> didn't fixed :(.
> >>> 
> >>> Are you running 9-stable?
> >>> 
> >>> --HPS
> >> 
> >> FreeBSD Groseille.malikania.fr 9.0-STABLE FreeBSD 9.0-STABLE #0: Tue Jan
> >> 10 17:50:05 CET 2012
> >> root at Groseille.malikania.fr:/usr/obj/usr/src/sys/Groseille  amd64
> >> 
> >> markand at Groseille ~ $ head -n 490
> >> /usr/src/sys/dev/usb/controller/usb_controller.c | tail -n 59
> >> 
> >> /*----------------------------------------------------------------------
> >> --*
> >> 
> >>    *	usb_bus_resume
> >>    *
> >>    * This function is used to resume the USB contoller.
> >> 
> >> *-----------------------------------------------------------------------
> >> -*/ static void
> >> usb_bus_resume(struct usb_proc_msg *pm)
> >> {
> >> 
> >> 	struct usb_bus *bus;
> >> 	struct usb_device *udev;
> >> 	usb_error_t err;
> >> 	
> >> 	bus = ((struct usb_bus_msg *)pm)->bus;
> >> 	udev = bus->devices[USB_ROOT_HUB_ADDR];
> >> 	
> >> 	if (udev == NULL || bus->bdev == NULL)
> >> 	
> >> 		return;
> >> 	
> >> 	USB_BUS_UNLOCK(bus);
> >> 	
> >> 	usbd_enum_lock(udev);
> >> 
> >> #if 0
> >> 
> >> 	DEVMETHOD(usb_take_controller, NULL);	/* dummy */
> >> 
> >> #endif
> >> 
> >> 	USB_TAKE_CONTROLLER(device_get_parent(bus->bdev));
> >> 	
> >> 	USB_BUS_LOCK(bus);
> >> 	
> >>    	bus->hw_power_state =
> >> 	  
> >> 	  USB_HW_POWER_CONTROL |
> >> 	  USB_HW_POWER_BULK |
> >> 	  USB_HW_POWER_INTERRUPT |
> >> 	  USB_HW_POWER_ISOC |
> >> 	  USB_HW_POWER_NON_ROOT_HUB;
> >> 	
> >> 	bus->no_explore = 0;
> >> 	USB_BUS_UNLOCK(bus);
> >> 	
> >> 	if (bus->methods->set_hw_power_sleep != NULL)
> >> 	
> >> 		(bus->methods->set_hw_power_sleep) (bus, USB_HW_POWER_RESUME);
> >> 	
> >> 	if (bus->methods->set_hw_power != NULL)
> >> 	
> >> 		(bus->methods->set_hw_power) (bus);
> >> 	
> >> 	/* restore USB configuration to index 0 */
> >> 	err = usbd_set_config_index(udev, 0);
> >> 	if (err)
> >> 	
> >> 		device_printf(bus->bdev, "Could not configure root HUB\n");
> >> 	
> >> 	/* probe and attach */
> >> 	err = usb_probe_and_attach(udev, USB_IFACE_INDEX_ANY);
> >> 	if (err) {
> >> 	
> >> 		device_printf(bus->bdev, "Could not probe and "
> >> 		
> >> 		    "attach root HUB\n");
> >> 	
> >> 	}
> >> 	
> >> 	usbd_enum_unlock(udev);
> >> 	
> >> 	USB_BUS_LOCK(bus);
> >> 
> >> }
> > 
> > Hi,
> > 
> >> So I guess yes :))
> > 
> > What does usbconfig say?
> > 
> > Try to set the configuration to 255 or 0 on the Root-Hubs.
> 
> What? Can you tell me more, I can't understand

The usbconfig output you posted, is that before or after resume?

--HPS