Suspend to ram almost work on desktop computer

[David Demelier]

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/svn-
>>>>> 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


>
> --HPS

Cheers,

-- 
David Demelier